1 2008-01-04 Richard Guenther <rguenther@suse.de>
4 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5 for verifying purposes if they are is_gimple_min_invariant.
7 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9 PR tree-optimization/34448
10 PR tree-optimization/34465
11 * gimplify.c (gimplify_init_constructor): Add new parameter
12 notify_temp_creation. Use it.
13 (gimplify_modify_expr_rhs): Take volatiles into account when
14 optimizing constructors.
15 Do not optimize constructors if gimplify_init_constructor will dump to
17 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18 * gcc.c-torture/compile/pr34448.c: New.
20 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24 return_slot if result is TREE_ADDRESSABLE.
26 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28 * config/mips/mips.md (sqrt_condition): Tweak comment.
29 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
31 2008-01-03 Tom Tromey <tromey@redhat.com>
34 * c-common.c (c_type_hash): Handle VLAs.
36 2008-01-03 Jan Hubicka <jh@suse.cz>
38 PR tree-optimization/31081
39 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
40 0 when inlining and not inlining to first basic block.
41 (remap_decl): When var is initialized to 0, don't set default_def.
42 (expand_call_inline): Set entry_bb.
43 * tree-inline.h (copy_body_data): Add entry_bb.
45 2008-01-03 Jakub Jelinek <jakub@redhat.com>
48 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
51 PR tree-optimization/29484
52 * tree-inline.c (inline_forbidden_p_2): New function.
53 (inline_forbidden_p): Disallow inlining if some static var
54 has an address of a local LABEL_DECL in its initializer.
55 * doc/extend.texi (Labels as Values): Document &&foo behaviour
58 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
60 PR tree-optimization/34635
61 * tree-data-ref.c (add_other_self_distances): Make sure that the
62 evolution step is constant.
64 2008-01-03 Jakub Jelinek <jakub@redhat.com>
67 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the
70 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
72 * tree-sra.c (scalarize_init): Insert the generate_element_init
73 statements after the generate_element_zero statements.
75 2008-01-02 Richard Guenther <rguenther@suse.de>
79 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
80 for very large number of operands instead of ICEing.
82 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
85 * gcc/config/i386/i386.c: (ix86_expand_prologue): Save red-zone
88 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
90 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
93 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
96 * tree-mudflap.c (mx_register_decls): Guard warning by
97 !DECL_ARTIFICIAL check.
99 2008-01-01 Jakub Jelinek <jakub@redhat.com>
101 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
102 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
103 sse5_perm<mode>): Fix constraints.
105 2007-12-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
108 * collect2.c (SHLIB_SUFFIX): Define if not defined.
109 (write_c_file_stat): Use SHLIB_SUFFIX.
110 * som.h (SHLIB_SUFFIX): Define.
111 * doc/tm.texi (SHLIB_SUFFIX): Document.
113 2007-12-29 Uros Bizjak <ubizjak@gmail.com>
115 * config/i386/sse.md ("*divv4sf3"): Rename to "sse_divv4sf3".
116 ("*sse_rsqrtv4sf2"): Export.
117 ("*sse_sqrtv4sf2"): Ditto.
118 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_RSQRTPS_NR,
119 IX86_BUILTIN_SQRTPS_NR]: New constants.
120 (struct builtin_description) [IX86_BUILTIN_DIVPS]: Use
121 CODE_FOR_sse_divv4sf3.
122 [IX86_BUILTIN_SQRTPS]: Use CODE_FOR_sse_sqrtv4sf2.
123 [IX86_BUILTIN_SQRTPS_NR]: New.
124 [IX86_BUILTIN_RSQRTPS_NR]: Ditto.
125 (ix86_init_mmx_sse_builtins): Initialize __builtin_ia32_rsqrtps_nr and
126 __builtin_ia32_sqrtps_nr.
127 (ix86_builtin_vectorized_function): Convert BUILT_IN_SQRTF to
128 IX86_BUILTIN_SQRTPS_NR.
129 (ix86_builtin_reciprocal): Convert IX86_BUILTIN_SQRTPS_NR to
130 IX86_BUILTIN_RSQRTPS_NR.
132 2007-12-27 Brian Dessent <brian@dessent.net>
134 * doc/invoke.texi (Optimize Options): Add missing opindex for
135 -fno-toplevel-reorder.
137 2007-12-27 Dorit Nuzman <dorit@il.ibm.com>
139 PR tree-optimization/34591
140 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
141 stmts (including reduction stmts) that are not live.
143 2007-12-27 Jakub Jelinek <jakub@redhat.com>
146 * config/arm/arm.c (arm_setup_incoming_varargs): If last named
147 argument needs double word alignment and cum->nregs is odd, account
148 for the inserted padding.
151 * tree-mudflap.c (mf_make_builtin): Make decl artificial
152 and don't emit debug info for it.
154 2007-12-26 Anatoly Sokolov <aesok@post.ru>
156 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Move AT90USB82
157 and AT90USB162 devices from 'avr5' to 'avr35' architecture.
158 (ASM_SPEC): Add 'avr35' architecture.
159 * config/avr/avr.c (avr_mcu_types): Move AT90USB82 and AT90USB162
160 devices from 'avr5' to 'avr35' architecture.
161 (avr_arch_types): Add "avr23" entries.
162 (avr_arch): Add 'ARCH_AVR35'.
163 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add 'avr35'.
164 (MULTILIB_MATCHES): Move AT90USB82 and AT90USB162 devices from 'avr5'
165 to 'avr35' architecture.
167 2007-12-22 David Daney <ddaney@avtrex.com>
169 * doc/install.texi (disable-libgcj-bc): Document new option.
171 2007-12-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
173 * config/pa/pa.c (hppa_legitimize_address): Use INT14_OK_STRICT in
177 * pa.c (legitimize_pic_address): Emit insn to load function label
180 2007-12-21 Andrew Pinski <pinskia@gmail.com>
181 Rask Ingemann Lambertsen <rask@sygehus.dk>
184 * config/mcore/mcore.c (mcore_function_value): Call promote_mode
185 instead of PROMOTE_MODE.
187 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
189 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix typo.
191 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
193 * tree-data-ref.c (signed_type_for_types): New.
194 (affine_fn_op): Use signed_type_for_types and signed_type_for instead
195 of long_integer_type_node.
196 (analyze_ziv_subscript): Same.
197 (analyze_siv_subscript_cst_affine): Same.
198 (analyze_miv_subscript): Same.
199 (omega_setup_subscript): Same.
201 2007-12-21 Richard Sandiford <rsandifo@nildram.co.uk>
203 * config/mips/mips.c (mips_emit_loadgp): Replace gen_* calls with
204 separate gen_*_si and gen_*_di calls. Pass pic_offset_table_rtx
205 as the first argument.
206 * config/mips/mips.md (loadgp_newabi, loadgp_absolute)
207 (loadgp_rtp): Rename to...
208 (loadgp_newabi_<mode>, loadgp_absolute<mode>, loadgp_rtp<mode>):
209 ...these. Add modes to all operands. Add the target register
210 as an operand. Combine loadgp_rtp<mode> with its splitter.
212 2007-12-20 Bob Wilson <bob.wilson@acm.org>
214 * config/xtensa/xtensa.md (fix_return_addr): Remove.
215 * config/xtensa/xtensa-protos.h (xtensa_initialize_trampoline): New.
216 (xtensa_trampoline_template): New.
217 * config/xtensa/xtensa.c (MIN_FRAME_SIZE): Moved here from xtensa.h.
218 (xtensa_return_addr): Expand to standard Xtensa insns instead of
219 fix_return_addr. Get high bits from a local label.
220 (xtensa_trampoline_template): New function with code moved from
221 TRAMPOLINE_TEMPLATE in xtensa.h. Use L32R instead of CALL0 except
222 when using CONST16 or absolute-mode literals.
223 (xtensa_initialize_trampoline): New function with code moved from
224 INITIALIZE_TRAMPOLINE in xtensa.h. Use different offsets depending
225 on which trampoline version is used.
226 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Add comment.
227 * config/xtensa/xtensa.h (TARGET_ABSOLUTE_LITERALS): Define.
228 (MIN_FRAME_SIZE): Moved to xtensa.c.
229 (TRAMPOLINE_TEMPLATE): Use xtensa_trampoline_template.
230 (TRAMPOLINE_SIZE): Two versions of the trampoline have different sizes.
231 (INITIALIZE_TRAMPOLINE): Use xtensa_initialize_trampoline.
232 * config/xtensa/ieee754-df.S (XCHAL_NO_MUL): Define.
233 (__muldf3): Use CALL12 instead of CALL0 to invoke .Lmul_mulsi3
234 helper when not using the CALL0 ABI. Change .Lmul_mulsi3 to match.
235 * config/xtensa/lib1funcs.asm (__umulsidi3): Likewise.
236 * config/xtensa/ieee754-sf.S (__mulsf3): Likewise.
238 2007-12-20 Jakub Jelinek <jakub@redhat.com>
241 * tree-ssa-dse.c (dse_optimize_stmt): Don't eliminate store if
242 USE_STMT not only stores into the same object as STMT, but might
245 2007-12-19 Sebastian Pop <sebastian.pop@amd.com>
247 PR tree-optimization/34413
248 * tree-data-ref.c (affine_fn_op, analyze_ziv_subscript,
249 analyze_siv_subscript_cst_affine, analyze_miv_subscript,
250 omega_setup_subscript): Use long_integer_type_node instead of
253 2007-12-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
256 * pa.c (legitimize_pic_address): Force function labels into memory.
258 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
260 * omp-low.c (build_omp_regions_1): Recognition of combined parallels
262 (expand_omp): ... here.
264 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
266 PR tree-optimization/34355
267 * tree-parloops.c (take_address_of): Handle expresions
268 instead of just variables.
269 (eliminate_local_variables_1): Force whole invariant
272 2007-12-19 Alexander Monakov <amonakov@ispras.ru>
273 Revital Eres <eres@il.ibm.com>
275 * modulo-sched.c (generate_reg_moves): Insert the reg-moves
276 right before the notes which precedes the insn, if they exists.
277 (loop_canon_p): Add dump info.
278 (sms_schedule): Likewise.
280 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
282 * tree.h (set_decl_incoming_rtl): Add a by_reference_p parameter.
283 * emit-rtl.c (set_decl_incoming_rtl): Likewise. Don't set the
284 rtl's register attributes when the parameter is true.
285 * function.c (assign_parms_unsplit_complex, assign_parms)
286 (expand_function_start): Update calls to set_decl_incoming_rtl.
288 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
290 * rtl.def (SUBREG): Update comments.
291 * rtl.h (reg_attrs): Be explicit about the type of offset used.
292 (set_reg_attrs_from_mem): Rename to...
293 (set_reg_attrs_from_value): ...this.
294 (adjust_reg_mode, byte_lowpart_offset): Declare.
295 * emit-rtl.c (byte_lowpart_offset): New function.
296 (update_reg_offset): Remove special offset handling for big-endian
298 (gen_rtx_REG_offset, gen_reg_rtx_offset): Explicitly say that the
299 offset parameter is added to REG_OFFSET.
300 (adjust_reg_mode): New function.
301 (set_reg_attrs_for_mem): Rename to...
302 (set_reg_attrs_for_value): ...this and generalize to all values.
303 If the register is a lowpart of the value, adjust the offset
305 (set_reg_attrs_for_parm): Update after the above renaming.
306 (set_reg_attrs_for_decl_rtl): New function, split out from
307 set_decl_incoming_rtl. Set the offset of plain REGs to the
308 offset of the REG's mode from the decl's. Assert that all
309 subregs are lowparts and handle their inner registers in the
310 same way as plain REGs.
311 (set_decl_rtl, set_incoming_decl_rtl): Use reg_attrs_for_decl_rtl.
312 (subreg_lowpart_offset): Explicitly say that the returned offset
314 * combine.c (do_SUBST_MODE, try_combine, undo_all): Use adjust_reg_mode
316 * final.c (alter_subreg): Fix/update argument to gen_rtx_REG_offset.
317 * config/ia64/ia64.c (ia64_expand_load_address): Likewise.
318 * regclass.c (reg_scan_mark_refs): Use set_reg_attrs_from_value.
319 * reload.c (find_reloads_subreg_address): Call set_mem_offset
320 when offseting a MEM.
321 * var-tracking.c (offset_valid_for_tracked_p): Delete.
322 (mode_for_reg_attrs): Replace with...
323 (track_loc_p): ...this new function. Return the mode and offset
324 to the caller, checking that the latter is valid. If the rtx is
325 a paradoxical lowpart of the decl, use the decl's mode instead.
326 Do the same when storing to a register that contains the entire decl.
327 (var_lowpart): Use byte_lowpart_offset rather than
328 subreg_lowpart_offset when adjusting the offset attribute.
329 (count_uses, add_uses, add_stores): Use track_reg_p instead of
330 REG_EXPR, MEM_EXPR, REG_OFFSET, INT_MEM_OFFSET, track_expr_p,
331 offset_valid_for_tracked_p and mode_for_reg_attrs. Generate
332 lowparts for MEMs as well as REGs.
333 (vt_add_function_parameters): When obtaining the information from
334 the decl_rtl, adjust the offset to match incoming. Use track_loc_p
337 2007-12-18 Sebastian Pop <sebastian.pop@amd.com>
339 PR tree-optimization/34123
340 * lambda-code.c (can_duplicate_iv): New.
341 (cannot_convert_modify_to_perfect_nest): New.
342 (cannot_convert_bb_to_perfect_nest): New.
343 (can_convert_to_perfect_nest): Split up.
345 2007-12-18 David Daney <ddaney@avtrex.com>
347 * config/mips/mips.md (clear_hazard): Use PRINT_OPERAND punctuation
348 instead of .set push and .set pop.
350 2007-12-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
353 * config/bfin/bfin.c (bfin_adjust_cost): Dig into PARALLELs to find
356 2007-12-18 Razya Ladelsky <razya@il.ibm.com>
358 * tree-parloops.c (reduiction_info): Change documentation of
359 reduction_initial field.
360 (initialize_reductions): Remove creation of reduction_initial variable.
361 (create_loads_for_reductions): don't join reduction_initial to
364 2007-12-18 Kaz Kylheku <kaz@zeugmasystems.com>
366 PR rtl-optimization/34456
367 * resource.c (mark_set_resources): Use regs_invalidated_by_call
368 rather than call_used_regs and global_regs.
370 2007-12-18 Jakub Jelinek <jakub@redhat.com>
372 PR rtl-optimization/34490
373 * simplify-rtx.c (simplify_const_relational_operation): If !sign,
374 don't reduce mmin/mmax using num_sign_bit_copies.
376 2007-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
378 * doc/install.texi: Change recommended MPFR from 2.2.1 > 2.3.0.
380 2007-12-17 Andreas Schwab <schwab@suse.de>
382 * doc/invoke.texi (Warning Options): Use @itemx.
384 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
386 * tree-vectorizer.h (verbosity_levels): Add new verbosity level
388 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Change
389 verbosity level to REPORT_COST.
390 (vect_model_reduction_cost): Likewise.
391 (vect_model_induction_cost): Likewise.
392 (vect_model_simple_cost): likewise.
393 (vect_model_store_cost): likewise.
394 (vect_model_load_cost): likewise.
395 (conservative_cost_threshold): Likewise. Remove print.
397 2007-12-17 Rask Ingemann Lambertsen <rask@sygehus.dk>
399 * doc/tm.texi (TARGET_SECONDARY_RELOAD): Fix typos.
401 2007-12-17 Jakub Jelinek <jakub@redhat.com>
404 * c-parser.c (c_parser_omp_all_clauses): Accept optional comma
407 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
409 PR tree-optimization/34445
410 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
411 stmts (including live stmts) that are not relevant.
413 2007-12-17 Jack Howarth <howarth@bromo.med.uc.edu>
416 * config/i386/t-crtpc: Add $(MULTILIB_CFLAGS).
417 * config/i386/t-crtfm: Likewise.
419 2007-12-17 Uros Bizjak <ubizjak@gmail.com>
421 * config/i386/i386.h (WIDEST_HARDWARE_FP_SIZE): Define.
423 2007-12-16 Uros Bizjak <ubizjak@gmail.com>
425 * tree-vect-transform.c (conservative_cost_threshold): Add missing
426 space to "not vectorized" message.
428 2007-12-16 Richard Sandiford <rsandifo@nildram.co.uk>
430 PR rtl-optimization/34415
431 * df.h (DF_LR_IN, DF_LR_OUT): Update comments.
432 * resource.c (mark_target_live_regs): Use DF_LR_IN rather than
433 df_get_live_in. Don't handle pseudos.
435 2007-12-16 Jakub Jelinek <jakub@redhat.com>
438 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
439 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
440 SYMBOL_FLAG_REFERENCED flag.
442 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
444 * tree.c (type_hash_add): Fix whitespace.
446 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
448 Add CRIS v32 support. Fix -mcc-init.
449 * config.gcc: Make crisv32-* have cpu_type cris. Handle
450 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
451 but without multilibs and with target_cpu_default=32.
452 (crisv32-*-linux*): Handle as cris-*-linux*. Set
453 target_cpu_default to 32 and 10 accordingly.
454 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
455 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
456 Change regno_dir and regno only if !TARGET_V32.
457 (cris_conditional_register_usage): If TARGET_V32, set
458 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
459 CRIS_ACR_REGNUM non-fixed.
460 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
461 (cris_print_operand) <case 'Z', case 'u'>: New cases.
462 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
463 (cris_reload_address_legitimized): Always return false for TARGET_V32.
464 (cris_register_move_cost): New function, guts from
465 REGISTER_MOVE_COST adjusted for CRIS v32.
466 (cris_normal_notice_update_cc): New function split out from...
467 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
468 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
469 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
470 for CC_NOOV32 and TARGET_V32.
471 (cris_simple_epilogue): Always return false for TARGET_V32 if
472 cris_return_address_on_stack yields true.
473 (cris_cc0_user_requires_cmp): New function.
474 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
475 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
476 (cris_asm_output_case_end): New function, guts from
477 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
478 (cris_override_options): Adjust for CRIS v32. Mask out
479 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
480 (cris_asm_output_mi_thunk, cris_expand_epilogue)
481 (cris_gen_movem_load, cris_emit_movem_store)
482 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
483 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
485 (cris_split_movdx): Copy re-used MEM.
486 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
487 * config/cris/predicates.md
488 ("cris_general_operand_or_pic_source"): New predicate.
489 ("cris_general_operand_or_plt_symbol"): Replace by...
490 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
491 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
492 presence and contents.
493 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
495 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
496 CRIS_ASM_SUBTARGET_SPEC): Adjust for different TARGET_CPU_DEFAULT.
497 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
498 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
499 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
500 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
501 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
503 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
504 (ASM_SPEC): Add sanity-check erroring out when both -march= and
505 -mcpu= are specified. Pass on either as --march=v32.
506 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
507 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
508 (CRIS_CPU_V32): New macro.
509 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
510 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
511 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
512 Define v32-adjusted TARGET_DEFAULT.
513 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
515 (TARGET_V32): New macro.
516 (REG_ALLOC_ORDER_V32): New macro.
517 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
518 into CRIS_ACR_REGNUM.
519 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS, GENNONACR_REGS
520 and SPEC_GENNONACR_REGS.
521 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
522 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
523 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
524 GENNONACR_REGS, BASE_REG_CLASS otherwise.
525 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
526 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
528 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
529 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
530 (EXTRA_CONSTRAINT): New constraint 'U'.
531 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
532 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
533 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
534 (SIMPLE_ADDRESS_P): Remove.
535 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
536 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
537 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
538 (REGISTER_MOVE_COST): Just call the new function
539 cris_register_move_cost.
540 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
541 cris_rel_symbol. All users changed.
542 (REGISTER_NAMES): Replace "pc" with "acr".
543 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
544 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
545 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
546 (ASM_OUTPUT_CASE_END): Just call the new function
547 cris_asm_output_case_end.
548 * gcc/config/cris/cris.md: Group related constants together, with
550 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
551 (CRIS_UNSPEC_CASESI): New constants.
552 (CRIS_UNSPEC_PLT): Remove constant.
553 (CRIS_ACR_REGNUM): New constant.
554 ("slottable"): New attr alternatives "has_return_slot" and
556 ("cc"): New attr alternatives "noov32" and "rev".
557 ((eq_attr "slottable" "has_call_slot"))
558 ((eq_attr "slottable" "has_return_slot")): New define_delays.
559 ("movdi", "movsi"): Adjust operands for CRIS v32.
560 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
561 ("indirect_jump"): Ditto. Make define_expand.
562 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
563 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
564 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
565 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
566 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
567 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
568 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
569 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
570 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
571 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
572 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
573 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
574 for the corresponding standard name.
575 ("tst<mode>"): Limit to BW and make define_expand.
576 ("tstsi"): Make separate insn, adjusting for CRIS v32.
577 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
578 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
580 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
581 register with compatible "cmpq 0". Specify attr "cc".
582 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
584 (define_split for DI move): Match CRIS v32 only.
585 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS v32.
586 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
587 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
588 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
589 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
590 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
591 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
592 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
593 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
594 ("*extopqihi_non_v32"): Replace "*extopqihi".
595 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
596 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
598 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
599 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
600 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
601 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
602 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
603 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
604 "cris_general_operand_or_plt_symbol" to "general_operand".
605 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
606 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
607 ("*expanded_call_side", "*expanded_call_value_side")
608 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
609 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
610 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
611 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
612 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
613 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2")
614 ("cris_swap_bits"): Specify "noov32" for attr "cc".
615 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to register_operand.
616 ("andqi3"): Make define_expand.
617 ("*return_expanded"): For attr "slottable", change from "has_slot"
618 to "has_return_slot".
619 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
620 ("casesi"): Divert into "cris_casesi_v32" and "cris_casesi_non_v32".
621 (moversideqi, movemsideqi, mover2side): Require
622 TARGET_SIDE_EFFECT_PREFIXES.
623 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
624 to CRIS_UNSPEC_PLT_GOTREL.
625 * config/cris/cris-protos.h (cris_register_move_cost)
626 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
628 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
631 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
632 (is_type_die): Cover interface types.
633 (class_or_namespace_scope_p): Cover interface and class types.
634 (record_type_tag): New.
635 (gen_inlined_structure_type_die): Use it.
636 (gen_struct_or_union_type_die): Likewise.
637 (prune_unused_types_walk): Cover interface types.
638 * langhooks.h (classify_record): New enum.
639 (classify_record): New member in struct langhooks_for_types.
640 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
641 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
643 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
645 * dwarf2out.c (reference_to_unused): Don't emit strings in
646 initializers just because of debug information.
647 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
649 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
651 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
652 print_loop_ir with print_loops.
653 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
654 print_loops, print_loops_bb): Declare.
655 * tree-cfg.c (print_loops_bb): New.
656 (print_loop): Print header, latch, bounds, estimation of iterations.
657 (print_loop_and_siblings): New.
658 (print_loop_ir): Renamed print_loops.
659 (debug_loop_ir): Renamed debug_loops.
660 (debug_loop, debug_loop_num): New.
662 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
664 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
666 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
668 * toplev.c (process_options): Fix typo in warning.
670 2007-12-14 Jakub Jelinek <jakub@redhat.com>
673 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
674 DImode comparisons against constant with all 1's in the lower word.
676 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
678 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
679 constraint for operand 2. Use nonimm_not_xmm0_operand constraint
680 for operand 4. Update arguments in the call to
681 gen_sse4_2_pcmpestr_cconly.
682 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
683 template accordingly.
684 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
685 Use nonimm_not_xmm0_operand constraint for operand 3. Update
686 arguments in the call to gen_sse4_2_pcmpistr_cconly.
687 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
688 template accordingly.
690 2007-12-14 Richard Guenther <rguenther@suse.de>
693 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
694 parameter to say whether to unlink immediate uses.
695 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
696 mark the artificial stmt as modified. Unlink immediate uses
698 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
699 * tree-ssa-pre.c (insert_fake_stores): Likewise.
701 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
704 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
705 * tree-complex.c (init_dont_simulate_again): Return true if there are
706 uninitialized loads generated by gimplify_modify_expr_complex_part.
707 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
709 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
710 (warn_uninit): ...here. Use ssa_undefined_value_p.
711 * tree-ssa-pre.c (is_undefined_value): Delete.
712 (phi_translate_1): Use ssa_undefined_value_p.
713 (add_to_exp_gen): Likewise.
714 (make_values_for_stmt): Likewise.
715 * tree-flow.h (ssa_undefined_value_p): Declare.
717 2007-12-13 Andrew Pinski <pinskia@gmail.com>
718 David Daney <ddaney@avtrex.com>
721 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
724 2007-12-13 Jakub Jelinek <jakub@redhat.com>
726 PR rtl-optimization/32636
727 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
728 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
730 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
731 Richard Guenther <rguenther@suse.de>
734 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
735 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
736 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
737 __m128, __m128i or __m128d in a macro version of the intrinsic.
738 Cast constant input values to int.
739 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
740 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
741 _mm_roti_epi32, _mm_roti_epi64): Ditto.
742 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
743 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
744 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
745 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
746 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
747 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
748 _mm_cmpestrs, _mm_cmpestrz): Ditto.
749 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
750 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
751 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
752 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
753 _mm_round_ps, _mm_round_ss): Ditto.
755 2007-12-13 Richard Guenther <rguenther@suse.de>
757 PR tree-optimization/34450
758 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
759 * invoke.texi (sccvn-max-scc-size): Document.
760 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
761 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
763 * tree-ssa-sccvn.c (params.h): Include.
764 (DFS): Return true if all went well, return false as soon as
765 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
766 (run_scc_vn): Return true if all went well, return false if
767 we aborted during DFS.
768 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
769 successfully, otherwise bail out.
771 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
773 * ipa-struct-reorg.c (is_candidate): Print information to dump
774 file when the type is initialized.
775 (get_stmt_accesses): Likewise when a structure has bitfields
776 or field access is too complicate.
777 (safe_cond_expr_check): Likewise for unsafe condition expressions.
778 (exclude_cold_structs): Likewise for cold structures.
779 (collect_structures): Suppress redundant print when there are
780 no structures to transform.
781 (do_reorg): Print to dump file a number of structures that
783 (dump_new_types): Print a number of new types to replace
784 an original structure type.
786 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
788 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
789 option and struct-reorg-cold-struct-ratio parameter.
791 2007-12-13 Torbjorn Granlund <tege@swox.com>
793 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
794 ZERO_EXTEND when computing costs for widening multiplication.
796 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
799 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
800 exit when using hard FPA.
801 * config/arm/ieee754-df.S (floatdidf): Likewise.
803 2007-12-12 Jakub Jelinek <jakub@redhat.com>
806 * doc/install.texi: Document that for MinGW only runtime 3.12 and
809 2007-12-12 David Edelsohn <edelsohn@gnu.org>
811 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
813 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
815 PR tree-optimization/32901
816 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
817 are assigning from a constant constructor.
818 Fix wrapping in function comment.
820 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
822 * config/s390/s390.c (s390_O_constraint_str): Limit the range
823 for 'On' to -4G+1..-1.
824 * config/s390/constraints.md: Adjust comment accordingly.
826 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
828 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
831 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
833 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
834 target same as 32-bit.
836 2007-12-10 Jakub Jelinek <jakub@redhat.com>
838 PR tree-optimization/34371
839 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
841 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
842 * tree-vectorizer.c (set_prologue_iterations,
843 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
844 LOOP_VINFO_NITERS_UNCHANGED before using it.
846 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
849 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
850 (ix86_expand_setmem): Likewise.
852 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
854 PR rtl-optimization/34302
855 * auto-inc-dec.c (attempt_change): Change place where move is
858 2007-12-10 Jakub Jelinek <jakub@redhat.com>
860 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
861 Fortran multi-dimensional arrays use DW_AT_ordering
864 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
867 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
869 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
871 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
872 array, registers that are members of global_regs are also members of
873 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
874 register is taken by a fixed register variable. Check up to and
875 including DI_REG when adjusting regparm value due to fixed regs usage.
876 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
877 available hard registers.
878 (ix86_expand_strlen): Ditto.
879 * config/i386/i386.md (strmov): Ditto.
882 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
884 * genopinit.c: Include tm_p.h in generated file.
886 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
887 to extract the integer from operands[2].
888 (vec_setv2di_internal): Likewise.
890 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
891 (arm_init_neon_builtins): Move code after declarations.
893 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
895 * reload.c (find_reloads_address_1): To properly mark as an
896 autoincdec, pass X for non-NULL OUT in call to push_reload for
897 autoincdec which can't be trivially used as an address.
899 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
900 Hans-Peter Nilsson <hp@axis.com>
902 * caller-save.c (insert_one_insn): If inserting before a call_insn
903 then the registers containing the arguments of the call are
904 live_throughout in the new insn.
906 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
910 * pa.md: Consolidate HImode and QImode move patterns into one pattern
911 each, eliminating floating-point alternatives.
912 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
914 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
915 * pa.c (pa_secondary_reload): Use an intermediate general register
916 for copies to/from floating-point register classes. Simplify code
917 SHIFT_REGS class. Provide additional comments.
918 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
919 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
920 (SECONDARY_MEMORY_NEEDED): Delete define.
921 (INT14_OK_STRICT): Define.
922 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
924 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
925 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
927 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
928 Align DImode offsets when generating 64-bit code.
929 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
930 (CANNOT_CHANGE_MODE_CLASS): Define.
931 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
932 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
934 2007-12-09 Jakub Jelinek <jakub@redhat.com>
937 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
938 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
939 * langhooks.h (struct array_descr_info): Forward declaration.
940 (struct lang_hooks_for_types): Add get_array_descr_info field.
941 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
942 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
944 * dwarf2out.h (struct array_descr_info): New type.
945 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
946 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
947 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
949 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
950 and gen_descr_array_type_die.
952 2007-12-08 Richard Guenther <rguenther@suse.de>
954 PR tree-optimization/34391
955 * tree-vect-transform.c (vect_setup_realignment): Mark new
956 symbols for renaming.
958 2007-12-07 Bob Wilson <bob.wilson@acm.org>
960 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
961 (ASM_OUTPUT_DWARF_PCREL): Define.
963 2007-12-07 Richard Guenther <rguenther@suse.de>
966 * opts.c (common_handle_option): Handle OPT_fforce_addr.
968 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
970 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
971 (LEGITIMIZE_RELOAD_ADDRESS): Same.
973 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
976 * doc/install.texi: Explain how to check for a clean environment when
979 2007-12-07 Richard Guenther <rguenther@suse.de>
981 * tree-profile.c (gcov_type_tmp_var): New global variable.
982 (tree_gen_edge_profiler): Use a single shared variable decl per
983 function for edge counter incrementing.
984 (tree_profiling): Re-set the shared variable.
986 2007-12-06 Bob Wilson <bob.wilson@acm.org>
988 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
990 2007-12-06 Tom Tromey <tromey@redhat.com>
993 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
995 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
997 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
998 targetm.binds_local_p as well as DECL_EXTERNAL.
1000 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
1002 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
1003 (set_prologue_iterations): New. Set the prologue iterations to total
1004 number of scalar iterations if the cost model check indicates that
1005 scalar code should be generated.
1006 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
1007 generating the cost condition for epilog. Call
1008 set_prologue_iterations to generate cost condition for prolog.
1009 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
1010 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
1011 (slpeel_tree_peel_loop_to_edge): Update declaration.
1012 (set_prologue_iterations): New declaration.
1013 * tree-vect-analyze.c (vect_analyze_loop_form): Update
1014 LOOP_VINFO_NITERS_UNCHANGED.
1015 * tree-vect-transform.c
1016 (vect_estimate_min_profitable_iters): Add new parameter and
1017 code to check if run time cost model test is needed.
1018 Remove code that adds builtin vectorization cost to scalar
1019 outside cost for the run time cost model test. If run time
1020 cost model test is needed add the appropriate guard cost to
1021 the scalar outside cost. The guard cost depends on whether
1022 the guard is generated at versioning or at prolog generation
1023 or at epilog generation. Change cost model equation to include
1024 scalar outside cost.
1025 (conservative_cost_threshold): New. Return the less conservative
1026 profitability threshold between the cost model threshold and the
1027 user defined vectorization threshold.
1028 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
1029 (vect_do_peeling_for_alignment): Same.
1030 (vect_loop_versioning): Same.
1031 (vect_create_cond_for_align_checks): ANDs the cost model condition
1032 with the alignment condition.
1033 (vect_transform_loop): Call loop versioning only when there is a
1034 misalignment or an aliasing problem.
1036 2007-12-06 Jakub Jelinek <jakub@redhat.com>
1039 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
1040 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
1041 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
1043 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
1044 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
1045 (TARGET_INITIALIZER): Add it.
1046 * builtins.c (expand_builtin_va_start): Use
1047 targetm.expand_builtin_va_start hook instead of
1048 EXPAND_BUILTIN_VA_START macro.
1049 * alpha/alpha.c (alpha_va_start): Made static.
1050 (override_options): Clear targetm.expand_builtin_va_start if
1052 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1053 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
1054 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
1055 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
1056 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
1057 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
1058 (xtensa_va_start): Made static.
1059 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
1060 * pa/pa-protos.h (hppa_va_start): Remove prototype.
1061 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
1062 * pa/pa.c (hppa_va_start): Made static, add prototype.
1063 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1064 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
1065 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1066 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
1067 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
1068 * i386/i386.c (override_options): Clear
1069 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
1070 (ix86_va_start): Made static.
1071 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1072 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
1073 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
1074 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
1075 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
1076 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
1077 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1078 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
1079 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
1080 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1081 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
1082 DEFAULT_ABI != ABI_V4.
1083 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
1084 * spu/spu.c (spu_va_start): Made static, add prototype.
1085 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1086 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
1087 * spu/spu-protos.h spu_va_start): Remove prototype.
1088 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
1089 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
1091 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
1092 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1093 * s390/s390-protos.h (s390_va_start): Remove prototype.
1094 * s390/s390.c (s390_va_start): Made static.
1095 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1096 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
1097 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
1098 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
1099 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
1100 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1101 * arc/arc.c (arc_va_start): Made static, add prototype.
1102 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1103 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
1104 * arc/arc-protos.h (arc_va_start): Remove prototype.
1105 * mt/mt-protos.h (mt_va_start): Remove prototype.
1106 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
1107 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1108 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
1109 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
1110 * sh/sh.c (sh_va_start): Made static, add prototype.
1111 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1112 * sh/sh-protos.h (sh_va_start): Remove prototype.
1113 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
1114 * mips/mips-protos.h (mips_va_start): Remove prototype.
1115 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
1116 * mips/mips.c (mips_va_start): Made static.
1117 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1119 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
1121 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
1122 "flag_tree_parallelize_loops > 1".
1124 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
1125 Dorit Nuzman <dorit@il.ibm.com>
1126 Jakub Jelinek <jakub@redhat.com>
1128 PR tree-optimization/34005
1129 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
1130 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
1131 (gimplify_pure_cond_expr): New function.
1132 (generic_expr_could_trap_p): New function.
1133 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
1134 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
1136 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
1138 * config/s390/s390.c (s390_emit_stack_tie): New function.
1139 (s390_emit_prologue): Emit a stack tie when writing to the
1141 * config/s390/s390.md ("stack_tie"): New insn definition.
1143 2007-12-06 Ben Elliston <bje@au.ibm.com>
1146 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
1148 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1151 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
1152 number of bits set in C1 if a mode mask for some mode can be used
1155 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1157 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
1160 2007-12-05 Richard Guenther <rguenther@suse.de>
1162 PR tree-optimization/34138
1163 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1164 Do not forward propagate addresses if that changes volatileness of
1165 the pointed-to type.
1167 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
1170 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
1171 registers when checking that regparm registers are available.
1172 Lower regparm value due to fixed registers usage in addition to
1175 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1177 * sparseset.c: Include config.h and system.h before sparseset.h.
1178 * sparseset.h: Remove inclusion of system.h.
1180 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1181 Richard Sandiford <rsandifo@nildram.co.uk>
1183 * optabs.c (init_insn_codes): New function.
1184 (new_optab): Delete.
1185 (init_optab, init_optabv): Don't call new_optab.
1186 (init_convert_optab): Don't clear the insn codes.
1187 (init_optabs): Call init_insn_codes.
1189 2007-12-04 Jakub Jelinek <jakub@redhat.com>
1191 * omp-low.c (optimize_omp_library_calls): New function.
1192 (expand_omp_parallel): Call it if optimizing.
1195 * stmt.c (expand_stack_restore): Call expand_normal on var to get
1196 rtx for it instead of assuming it will be a VAR_DECL.
1198 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1200 * c-parser (c_parser_statement_after_labels): Move error from here...
1201 (c_parser_label): ... to here. Check that the declaration is not
1202 actually just another label.
1204 2007-12-04 Richard Guenther <rguenther@suse.de>
1208 * tree-ssa-operands.c (get_addr_dereference_operands): If we
1209 fall back to using the SMTs aliases, make sure to add virtual
1210 operands for the SMT itself.
1211 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
1212 clear the loaded and stored symbols bitmaps.
1214 2007-12-04 Ben Elliston <bje@au.ibm.com>
1216 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
1218 2007-12-04 Ben Elliston <bje@au.ibm.com>
1220 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
1222 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
1225 * doc/invoke.texi: Remove -fforce-addr documentation.
1226 * expr.c (emit_move_insn): Remove use of flag_force_addr.
1227 (expand_expr_real_1): Same.
1228 (do_tablejump): Same.
1229 Call memory_address instead of memory_address_noforce.
1230 * expr.h (memory_address_noforce): Remove prototype.
1231 * explow.c (memory_address): Remove support for flag_force_addr.
1232 (validize_mem): Same.
1233 (memory_address_noforce): Remove.
1234 * common.opt: Add dummy documentation for -fforce-addr.
1235 * combine.c (can_combine_p): Remove -fforce-addr comment.
1236 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
1238 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
1239 relating to memory_address_noforce.
1240 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
1241 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
1243 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1245 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
1246 with !ctx->is_nested.
1247 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
1248 even if !ctx->is_nested.
1249 (lower_copyprivate_clauses, lower_send_clauses,
1250 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
1254 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
1255 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
1256 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
1257 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
1258 (X & C2) << C1 into (X << C1) & (C2 << C1) and
1259 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
1262 PR tree-optimization/33453
1263 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
1264 for pointer addition.
1265 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
1266 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
1269 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
1271 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
1274 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
1276 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
1278 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1281 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
1282 * common.opt (ftree-store-copy-prop): Use the same help text as for
1285 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1286 Revital Eres <eres@il.ibm.com>
1288 * modulo-sched.c (calculate_must_precede_follow,
1289 try_scheduling_node_in_cycle): New functions.
1290 (sms_schedule_by_order): Call the new functions.
1291 (ps_insn_find_column): Use must_follow and must_precede only if
1293 (ps_insn_advance_column): Likewise.
1295 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1296 Revital Eres <eres@il.ibm.com>
1298 * modulo-sched.c (get_sched_window): Fix the direction of the
1299 scheduling window and add dump info.
1301 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
1303 * config/sh/sh.md (cmpgeusi_t): Fix condition.
1305 2007-11-30 Jan Hubicka <jh@suse.cz>
1307 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
1309 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
1311 PR rtl-optimization/34171
1312 * cfgrtl.c (update_bb_for_insn_chain): New function,
1313 refactored from update_bb_for_insn.
1314 (update_bb_for_insn): Call update_bb_for_insn.
1315 (rtl_merge_blocks, try_redirect_by_replacing_jump):
1316 Replace a loop with update_bb_for_insn_chain call.
1317 (cfg_layout_merge_blocks): Add a call to
1318 update_bb_for_insn_chain. Replace the for loop
1319 with a call to update_bb_for_insn_chain.
1321 2007-11-30 Ben Elliston <bje@au.ibm.com>
1323 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
1325 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1327 PR tree-optimization/34244
1328 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1329 (record_numbers_of_iterations): New function.
1330 (execute_vrp): Cache the numbers of iterations of loops.
1331 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
1332 (scev_reset): Use scev_reset_except_niters.
1333 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1335 2007-11-29 Jan Hubicka <jh@suse.cz>
1336 Jakub Jelinek <jakub@redhat.com>
1338 PR tree-optimization/33434
1339 * tree-inline.c (setup_one_parameter): If the value passed to
1340 a parameter is never used, don't set it up.
1342 2007-11-29 Jakub Jelinek <jakub@redhat.com>
1345 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
1346 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
1348 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
1350 * Makefile.in: Use separate vpath lines for each path.
1352 2007-11-29 Ben Elliston <bje@au.ibm.com>
1354 * SERVICE: Update URL.
1356 2007-11-28 Jakub Jelinek <jakub@redhat.com>
1358 PR tree-optimization/34140
1359 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
1360 loop->header has virtual phi nodes.
1362 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
1365 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
1366 of GP register, if valid and fixed.
1369 2007-06-21 David Daney <ddaney@avtrex.com>
1372 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1373 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1374 (exception_receiver): Renamed to ...
1375 (nonlocal_goto_receiver): ... this.
1377 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
1378 Joey Ye <joey.ye@intel.com>
1381 * config/i386/i386.c (function_arg_32): Don't pass aggregate
1382 arguments in ECX/EDX for fastcall.
1384 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
1386 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
1388 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
1389 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
1391 2007-11-28 Ben Elliston <bje@au.ibm.com>
1393 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
1394 (maix32): Add Negative(maix64).
1396 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1398 PR tree-optimization/34016
1399 * tree-ssa-loop.c (pass_linear_transform): Add
1400 TODO_update_ssa_only_virtuals to todo_flags_finish.
1402 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
1404 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
1405 * config/avr/avr.h (LINK_SPEC): Likewise.
1406 (CRT_BINUTILS_SPECS): Likewsie.
1407 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1409 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1412 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
1413 MEM_SIZE is set on all MEMs.
1415 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1417 * config/s390/s390.opt (mhard-float): Add the option to be
1418 overridden. That was missing in my last patch.
1420 2007-11-27 Richard Guenther <rguenther@suse.de>
1422 PR tree-optimization/34241
1423 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1424 to only delete real conversion chains.
1426 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1428 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1429 mhard-float, mlong-double-64, mlong-double-128): Add the
1430 option to be overridden.
1432 2007-11-27 Richard Guenther <rguenther@suse.de>
1434 * builtins.c (fold_builtin_1): Verify the argument types
1435 of BUILT_IN_ISNORMAL.
1436 (fold_builtin_n): Verify the number of arguments to variadic
1439 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1441 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1442 * doc/invoke.texi (Blackfin Options): Document the effects.
1444 2007-11-27 Ben Elliston <bje@au.ibm.com>
1446 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1447 (m64): Add Negative(m32).
1448 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1449 (m64): Add Negative(m32).
1451 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1453 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1455 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1458 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1459 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1460 to get the mode for loading a pseudo register with a count rather
1461 than duplicating code.
1463 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1465 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1466 * config/avr/avr.h (LINK_SPEC): Likewise.
1467 (CRT_BINUTILS_SPECS): Likewsie.
1468 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1470 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1472 * c-common.c (conversion_warning): Use get_unwidened instead of
1475 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1478 * c-parser.c (struct c_parser): New bit in_if_block.
1479 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1481 (c_parser_statement_after_labels): Set in_if_block to false while
1483 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1484 a semicolon is found, just consume it. Don't call
1485 c_parser_statement_after_labels if an open brace is found, call
1486 c_parser_compound_statement instead.
1487 (c_parser_else_body): New.
1488 (c_parser_if_statement): Set in_if_block to true when parsing the
1489 body of the 'if' statement. Use c_parser_else_body.
1491 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1494 * c-decl.c (store_parm_decls): Pass 'false' for the new
1495 allocate_struct_function parameter.
1496 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1497 * tree-parloops.c (create_loop_fn): Likewise.
1498 * function.c (push_function_context_to, push_struct_function,
1499 init_function_start): Likewise.
1500 (allocate_struct_function): Add boolean parameter.
1501 * tree.h (allocate_struct_function): Add boolean parameter.
1502 * function.h (struct function): Move returns_struct and
1503 returns_pcc_struct to the end of the structure definiton.
1505 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1508 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1509 virtual registers are already instantiated.
1510 (truncxf<mode>2): Ditto.
1511 (floatsi<mode>2): Ditto.
1512 (floatdisf2): Ditto.
1513 (floatdidf2): Ditto.
1515 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1518 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1519 the address before it is clobbered.
1521 2007-11-26 Nick Clifton <nickc@redhat.com>
1523 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1524 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1525 (call_value_internal): Remove mode on operands 0 and 1 in order to
1526 match UNPSEC'ed calls generated in PIC mode.
1527 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1530 2007-11-26 Richard Guenther <rguenther@suse.de>
1533 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1534 the result of build_call_expr.
1536 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1537 Revital Eres <eres@il.ibm.com>
1540 * bb-reorder.c (insert_section_boundary_note): Clear
1541 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1543 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1545 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1547 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1549 * dwarf2asm.c (splay_tree_compare_strings): New function.
1550 (dw2_force_const_mem): Use it.
1552 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1554 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1556 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1559 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1560 matches between anonymous union fields.
1562 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1564 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1565 declarations and blocks only after inlining. Check that
1566 non-empty blocks are not dropped.
1567 * tree-inline.c (expand_call_inline): Check that functions are
1568 not inlined too late.
1570 2007-11-26 Ben Elliston <bje@au.ibm.com>
1572 * unwind-dw2-fde.c: Fix comment typo.
1573 * unwind-generic.h: Likewise, fix comment typos.
1575 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1577 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1578 sra_explode_bitfield_assignment in cases where the type is
1579 wider than the bitfield.
1581 2007-11-25 Richard Guenther <rguenther@suse.de>
1583 * tree.h (struct tree_block): Move locus member next to flags.
1584 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1585 (SCOPE_LIST_CONCAT): Likewise.
1586 (pop_scope): Likewise.
1587 * function.c (instantiate_decls_1): Likewise.
1588 (setjmp_vars_warning): Likewise.
1589 * emit-rtl.c (set_used_decls): Likewise.
1590 * tree-inline.c (add_lexical_block): Likewise.
1592 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1594 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1596 * reorg.c (fill_slots_from_thread): Correct last change to use
1597 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1598 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1599 * jump.c (mark_jump_label_1): Add comment for last change
1600 regarding JUMP_LABEL setting.
1601 * gcse.c (add_label_notes): Remove conditional that the label is
1602 mentioned in insn before adding regnote.
1603 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1604 single_set insn only feeding a label to a jump through a
1605 register that dies there.
1607 2007-11-23 Dirk Mueller <dmueller@suse.de>
1608 Richard Guenther <rguenther@suse.de>
1611 * tree-vrp.c (check_array_ref): Move check for valid location..
1612 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1614 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1616 * reload.c (find_reloads_address_1) <autoincdec cases>:
1617 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1619 2007-11-23 Richard Guenther <rguenther@suse.de>
1620 Michael Matz <matz@suse.de>
1622 PR tree-optimization/34176
1623 * alloc-pool.h (empty_alloc_pool): Declare.
1624 * alloc-pool.c (empty_alloc_pool): New function.
1625 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1626 valid table if a lookup from the optimistic table failed.
1627 (vn_unary_op_lookup): Likewise.
1628 (vn_binary_op_lookup): Likewise.
1629 (vn_phi_lookup): Likewise.
1630 (process_scc): Clear optimistic tables before every iteration.
1632 2007-11-23 Richard Guenther <rguenther@suse.de>
1634 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1635 (merge_alias_info): Do verification only if checking is
1636 enabled. Merge flow-sensitive alias information in simple cases.
1637 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1638 complain about missing NMTs.
1640 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1643 * c-common.c (conversion_warning): For INTEGER_TYPE to
1644 INTEGER_TYPE conversions call get_narrower on expr to avoid
1645 spurious warnings from binop shortening or when the implicit
1646 conversion can't change the value.
1648 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1651 * c-decl.c (set_array_declarator_inner): Don't give error for
1652 static or type qualifiers in abstract declarator. Remove
1653 abstract_p parameter.
1654 * c-tree.h (set_array_declarator_inner): Update prototype.
1655 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1656 set_array_declarator_inner.
1657 * doc/standards.texi: Update for C99 TC3.
1659 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1661 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1662 line in my edit of the last change.
1664 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1667 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1668 and TREE_READONLY on the fn decl rather than passing a chain
1671 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1673 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1675 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1677 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1678 of ix86_arch and ix86_tune into a switch statement.
1679 (enum processor_type): Default PROCESSOR_I386 to 0.
1680 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1681 of "ix86_tune == PROCESSOR_K6".
1682 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1685 2007-11-22 Tom Tromey <tromey@redhat.com>
1687 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1688 avoid writing into string allocated by ggc_alloc_string.
1690 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1693 * config/sh/sh.md (binary_sf_op): Remove.
1694 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1695 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1696 and gen_binary_sf_op1.
1698 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1700 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1701 secondary output reload when setting forbidden_inc_dec_class.
1703 2007-11-21 Richard Guenther <rguenther@suse.de>
1705 PR tree-optimization/34148
1706 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1707 field-sensitive PTA for single-element structures.
1708 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1709 SFTs for single-element structures.
1711 2007-11-20 Richard Guenther <rguenther@suse.de>
1714 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1715 of the signed INT_CST_LT.
1716 * stmt.c (expand_case): Likewise.
1717 (estimate_case_costs): Likewise.
1719 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1721 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1722 its binary representation.
1724 2007-11-20 Richard Guenther <rguenther@suse.de>
1726 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1729 2007-11-20 Thiemo Seufer <ths@mips.com>
1731 * config/mips/mips.c (mips_file_start): Add support for
1732 flagging 32-bit code with -mfp64 floating-point.
1734 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1737 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1738 (c_gimplify_expr): Use it.
1740 2007-11-20 Ben Elliston <bje@au.ibm.com>
1742 * config/spu/spu_mfcio.h: Fix typo.
1744 2007-11-20 Ben Elliston <bje@au.ibm.com>
1746 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1748 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1749 Ben Elliston <bje@au.ibm.com>
1751 * config/spu/mfc_tag_release.c: New file.
1752 * config/spu/mfc_multi_tag_release.c: Likewise.
1753 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1754 * config/spu/mfc_tag_release.c: Likewise.
1755 * config/spu/mfc_tag_reserve.c: Likewise.
1756 * config/spu/mfc_tag_table.c: Likewise.
1757 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1758 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1759 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1760 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1761 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1762 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1763 mfc_multi_tag_release): Likewise.
1764 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1765 __mfc_multi_tag_release): Declare.
1767 2007-11-19 Jason Merrill <jason@redhat.com>
1769 PR debug/28834, debug/29436, c/32326
1770 * tree.c (build_type_attribute_qual_variant): Refuse to make
1771 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1772 * doc/extend.texi (Type Attributes): Don't encourage people to add
1773 attributes to struct/enum types in a typedef. Fix
1774 transparent_union example.
1776 * tree-inline.c (remap_type_1): Remove code that's redundant with
1778 (build_duplicate_type): Set id.copy_decl.
1779 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1781 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1783 * config/rs6000/rs6000.c (invalid_e500_subreg,
1784 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1785 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1786 rs6000_legitimate_address, function_arg_advance,
1787 spe_build_register_parallel, rs6000_spe_function_arg,
1788 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1789 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1790 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1791 TDmode similarly to DFmode and TFmode.
1792 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1793 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1795 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1797 * stor-layout.c (lang_adjust_rli): Delete.
1798 (set_lang_adjust_rli): Likewise.
1799 (layout_type): Do not call lang_adjust_rli hook.
1800 * tree.h (set_lang_adjust_rli): Delete.
1802 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1804 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1805 n_dregs_to_save and n_pregs_to_save.
1806 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1807 all callers changed.
1808 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1809 able to save single D/P registers that aren't saved by the push/pop
1812 2007-11-19 Richard Guenther <rguenther@suse.de>
1814 PR tree-optimization/34099
1815 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1816 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1817 if only one operand is undefined.
1819 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1821 PR tree-optimization/34036
1822 * opts.c (set_fast_math_flags): Do not set flags in common
1823 with set_unsafe_math_optimizations_flags, invoke it directly.
1824 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1825 and flag_signed_zeros.
1826 * toplev.c (process_options): Force flag_associative_math to 0 and
1827 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1829 * doc/invoke.texi (Optimize Options): Document the new behavior
1830 of -funsafe-math-optimizations, that -fassociative-math requires
1831 both -fno-signed-zeros and -fno-trapping-math and make it clear
1832 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1833 documentation of -ffast-math.
1835 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1837 PR rtl-optimization/34132
1838 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1842 * optabs.h (optab_table): Change type to struct optab from optab.
1843 (convert_optab_table): Similarly.
1844 Adjust all _optab macros to expand to addresses of optab_table
1845 resp. convert_optab_table elements rather than the values of the
1847 * optabs.c (optab_table): Change typype to struct optab from optab.
1848 If compiled by recent GCC, initialize all the insn_code fields in
1849 the array using designated range initializers.
1850 (convert_optab_table): Similarly.
1851 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1852 set_conv_libfunc): Into libfunc_entry's optab field store index within
1853 optab_table resp. convert_optab_table array instead of difference
1854 between two separately malloced addresses.
1855 (new_optab): Add op argument, don't return anything. Initialize
1856 just the insn_code field in handlers array and only when needed.
1857 (init_optab, init_optabv): Add op argument, don't return anything.
1858 Adjust new_optab caller.
1859 (new_convert_optab): Removed.
1860 (init_convert_optab): Add op argument, don't return anything, don't
1861 call new_convert_optab. If needed, initialize insn_code field in
1863 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1865 (debug_optab_libfuncs): Adjust uses of optab_table and
1866 convert_optab_table arrays.
1868 2007-11-18 Richard Guenther <rguenther@suse.de>
1870 PR tree-optimization/34127
1871 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1872 Make code match up the comments, require compatibility of the
1875 2007-11-17 Richard Guenther <rguenther@suse.de>
1878 * fold-const.c (extract_muldiv_1): Do not move negative
1879 constants inside ABS_EXPR.
1881 2007-11-16 Ian Lance Taylor <iant@google.com>
1883 * collect2.c (dump_file): If a demangled symbol is followed by a
1884 space, make sure we output at least one space.
1886 2007-11-16 Richard Guenther <rguenther@suse.de>
1889 * fold-const.c (fold_binary): Use correct types for folding
1890 1 << X & Y to Y >> X & 1.
1892 2007-11-16 Richard Guenther <rguenther@suse.de>
1894 PR tree-optimization/33870
1895 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1896 (struct tree_struct_field_tag): Remove nesting_level field.
1897 (SFT_NESTING_LEVEL): Remove.
1898 (SFT_BASE_FOR_COMPONENTS_P): Add.
1899 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1900 base_for_components flag.
1901 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1902 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1904 (create_overlap_variables_for): Deal with it.
1905 * tree-dfa.c (dump_subvars_for): Likewise.
1906 (dump_variable): Likewise.
1907 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1908 Set base_for_components for first elements of sub-structures.
1909 (create_variable_info_for): Handle base_for_components.
1910 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1911 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1912 * tree-ssa-operands.c (ref_nesting_level): Remove.
1913 (add_vars_for_offset): Remove full_ref parameter, always add
1914 the offset of the pointed-to SFT.
1915 (add_virtual_operand): Adjust for changed signature of
1916 add_vars_for_offset.
1918 2007-11-16 Sa Liu <saliu@de.ibm.com>
1920 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1921 floatunssidf2 and floatunsdidf2.
1923 2007-11-16 Richard Guenther <rguenther@suse.de>
1925 PR tree-optimization/34113
1926 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1927 Use correct conversion direction for checking type compatibility.
1929 2007-11-16 Richard Guenther <rguenther@suse.de>
1931 PR tree-optimization/34099
1932 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1933 that produce UNDEFINED result if at least one of its operands
1934 is UNDEFINED. By default the result is only UNDEFINED if all
1935 operands are UNDEFINED.
1937 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1940 * gcc.c (init_spec): Don't initialize asm_debug here...
1941 (main): ... but here.
1943 2007-11-07 Tom Tromey <tromey@redhat.com>
1945 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1946 * tree-parloops.c (create_loop_fn): Use set_cfun.
1947 * gengtype.c (open_base_files): Emit #undef cfun.
1948 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1949 * function.h (cfun): New define.
1950 * function.c: Undefine cfun.
1952 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1954 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1955 * config/avr/avr.h (LINK_SPEC): Likewise.
1956 (CRT_BINUTILS_SPECS): Likewsie.
1957 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1959 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1962 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1963 (execute_fold_all_builtins): Call optimize_stack_restore for
1964 BUILT_IN_STACK_RESTORE.
1966 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1968 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1969 propagation into an address; that's done in should_replace_address.
1971 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1973 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1974 * config/spu/spu.c (legitimate_const): Remove.
1975 (classify_immediate): Inline call to legitimate_const.
1976 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1977 for any constant, not just -512 .. 511.
1979 2007-11-15 Sa Liu <saliu@de.ibm.com>
1981 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1982 condition from HONOR_NANS test.
1983 * config/spu/spu.md (ceq_df): Always generate comparison code
1984 inline, including checks for NaNs and infinities.
1986 (cgt_v2df): Likewise.
1987 (cmpdf): Make this expander unconditional.
1989 2007-11-15 Richard Guenther <rguenther@suse.de>
1991 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1992 to only create SFTs if we also create variable infos for PTA.
1993 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1995 2007-11-15 Richard Guenther <rguenther@suse.de>
1997 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1998 type for TBAA pruning.
1999 (find_what_p_points_to): Call set_uids_in_ptset with the original
2000 pointer, not the decl of the solution we collapsed to.
2002 2007-11-14 David Daney <ddaney@avtrex.com>
2004 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
2007 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2010 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
2011 for registers in BR_REGS class.
2013 2007-11-14 Jakub Jelinek <jakub@redhat.com>
2016 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
2017 init_ssa_operands has not been called for cfun.
2019 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2021 PR tree-optimization/34046
2022 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
2023 scaling if the old probability is greater than the new base.
2025 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
2027 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
2028 unused edges after loop duplication.
2030 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
2032 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
2033 (enum target_cpu_default): ... this enum.
2034 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
2035 * config/i386/i386.c (override_options): ... here.
2036 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
2037 TARGET_CPU_DEFAULT_i486.
2039 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2041 * global.c (rest_of_handle_global_alloc): Fix comment typos.
2042 * config/sh/sh.c (sh_rtx_costs): Likewise.
2043 * ChangeLog: Likewise.
2045 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
2047 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
2048 should not be of pointer type.
2050 2007-11-13 Michael Meissner <michael.meissner@amd.com>
2052 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
2054 2007-11-13 Sterling Augustine <sterling@tensilica.com>
2055 Bob Wilson <bob.wilson@acm.org>
2057 * config/xtensa/unwind-dw2-xtensa.c: New.
2058 * config/xtensa/unwind-dw2-xtensa.h: New.
2059 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
2060 (DWARF2_UNWIND_INFO): Remove.
2061 (DWARF_FRAME_REGISTERS): Define.
2062 (EH_RETURN_DATA_REGNO): Define.
2063 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
2065 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
2067 2007-11-13 Jakub Jelinek <jakub@redhat.com>
2069 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
2070 -fsched-stalled-insns.
2072 PR tree-optimization/34063
2073 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
2074 as first chrec_fold_plus operand rather than second.
2076 2007-11-13 Diego Novillo <dnovillo@google.com>
2078 PR tree-optimization/33870
2079 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
2080 Remove field in_nested_struct.
2081 (struct tree_struct_field_tag): Add field nesting_level.
2082 (sft_in_nested_struct): Remove.
2083 (sft_nesting_level): Define.
2084 (sft_unpartitionable_p): Define.
2085 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
2086 partitionable, return long_max.
2087 (compute_memory_partitions): Do not partition sfts marked
2089 (create_sft): Add argument nesting_level. Set
2090 sft_nesting_level with it. Update all users.
2091 (create_overlap_variables_for): Show nesting level.
2092 * tree-dfa.c (dump_subvars_for): Likewise.
2093 (dump_variable): Likewise. Show whether the sft is
2094 partitionable or not.
2095 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
2096 Add field nesting_level.
2097 * tree-ssa-structalias.c (struct variable_info): Remove
2098 field in_nested_struct.
2099 (push_fields_onto_fieldstack): Add argument nesting_level.
2100 Update all users. Update documentation. Update pair->nesting_level
2101 with nesting_level. Make recursive calls with nesting_level + 1.
2102 (set_uids_in_ptset): If an sft is added to the points-to set,
2103 mark it as unpartitionable.
2104 * tree-ssa-operands.c (ref_nesting_level): New.
2105 (add_vars_for_offset): Call it. Add argument full_ref. Update
2106 callers. If var is inside a nested structure and the nesting level
2107 of full_ref is lower than the nesting level of var,
2108 adjust offset by the offset of var.
2110 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
2112 PR tree-optimization/32582
2113 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
2115 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
2117 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
2118 functions can be used as constant.
2120 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2122 PR rtl-optimization/34035
2123 * cse.c (cse_cfg_altered): New global variable.
2124 (cse_jumps_altered): Make boolean.
2125 (recorded_label_ref): Likewise.
2126 (cse_insn): Adjust for above changes.
2127 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
2128 if dead edges have been purged.
2129 (cse_main): Change return value specification and adjust code.
2130 (rest_of_handle_cse): Adjust for above change.
2131 (rest_of_handle_cse2): Likewise.
2132 * gcse.c (rest_of_handle_gcse): Likewise.
2134 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2135 Michael Meissner <michael.meissner@amd.com>
2137 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
2138 get the appropriate suffix for the coms* instruction.
2139 (sse5_pcmov_<mode>): Restrict operands of pcmov
2140 for scalar case to be only xmm registers and not memory.
2142 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
2143 constraints to follow the mnemonics for the pcmov instruction
2145 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
2148 * config/mips/mips.c (mips_return_fpr_single): New function.
2149 (mips_function_value): Use it when returning single-field
2151 (mips_expand_call): Handle the PARALLELs created by
2152 mips_return_fpr_single.
2154 2007-11-12 Richard Guenther <rguenther@suse.de>
2157 * fold-const.c (fold_binary): If testing for non-negative
2158 operands with tree_expr_nonnegative_warnv_p make sure to
2159 use op0 which has all (sign) conversions retained.
2161 2007-11-12 Richard Guenther <rguenther@suse.de>
2164 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
2165 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
2167 2007-11-12 Ira Rosen <irar@il.ibm.com>
2169 PR tree-optimization/33953
2170 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
2171 allocate vec_oprnds1 according to the number of created vector
2172 statements. In case of shift with scalar argument, store scalar
2173 operand for every vector statement to be created for the SLP node.
2176 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
2178 * gcse.c (CUID_INSN): Remove.
2180 (alloc_gcse_mem): Don't allocate cuid_insn.
2181 (free_gcse_mem): Don't free cuid_insn.
2183 2007-11-10 Jakub Jelinek <jakub@redhat.com>
2186 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
2190 * tree-inline.h (copy_body_data): Add regimplify field.
2191 * tree-inline.c (copy_body_r): Set id->regimplify to true
2192 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
2194 (copy_bb): Clear id->regimplify before walk_tree, if it is
2195 set afterwards, regimplify the whole statement.
2197 PR tree-optimization/33680
2198 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
2199 if the added cast involves variable length types.
2201 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2202 Maxim Kuvyrkov <maxim@codesourcery.com>
2204 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
2205 instead of TRUE_BARRIER for jumps. Add register dependencies
2206 even when reg_pending_barrier is set.
2208 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2210 * haifa-sched.c (haifa_classify_insn): Rename to ...
2211 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
2212 handle PARALLELs by recursing. Use it ...
2213 (haifa_classify_insn): ... here. Reimplement.
2215 2007-11-09 Richard Guenther <rguenther@suse.de>
2217 * bitmap.h (bitmap_single_bit_set_p): Declare.
2218 * bitmap.c (bitmap_single_bit_set_p): New function.
2219 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
2220 (maybe_create_global_var): Use bitmap_empty_p.
2222 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
2223 Jakub Jelinek <jakub@redhat.com>
2225 PR rtl-optimization/34012
2226 * fwprop.c (try_fwprop_subst): Do not replace if the new
2227 SET_SRC has a higher cost than the old one.
2229 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2231 PR rtl-optimization/33732
2232 * reload.c (push_reload): Check that the REG_DEAD note was referring
2233 to a hardreg or to a pseudo that has been assigned exactly one hardreg
2234 before considering it in order to select the reload register.
2235 (combine_reloads): Likewise.
2236 (find_dummy_reload): Likewise.
2238 2007-11-09 Richard Guenther <rguenther@suse.de>
2240 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
2241 (struct ptr_info_def): Likewise.
2242 (enum escape_type): Also use bit zero.
2244 2007-11-09 Richard Guenther <rguenther@suse.de>
2246 PR tree-optimization/33604
2247 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2248 Disregard changes in CV qualifiers of pointed to types for
2249 forward propagating ADDR_EXPRs.
2250 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
2253 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
2255 * dse.c (find_shift_sequence): Always choose an integer mode for
2257 (replace_read): Require both the read and store mode to be
2258 integer ones. Remove a then-redundant FLOAT_P check.
2260 2007-11-08 Richard Guenther <rguenther@suse.de>
2262 * tree-dfa.c (remove_referenced_var): If removing a
2263 variable which has subvars, also remove those from
2264 the referenced vars. Do not create a variable annotation.
2266 2007-11-08 Bob Wilson <bob.wilson@acm.org>
2268 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
2269 argument for gen_entry calls.
2270 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
2271 (entry): Use the new attribute value. Remove unused first operand.
2273 2007-11-08 Tom Tromey <tromey@redhat.com>
2275 * c-parser.c (c_parser_translation_unit): Use location in error.
2276 (c_parser_external_declaration): Likewise.
2277 (c_parser_declaration_or_fndef): Likewise.
2278 (c_parser_enum_specifier): Likewise.
2279 (c_parser_struct_or_union_specifier): Likewise.
2280 (c_parser_struct_declaration): Likewise.
2281 (c_parser_typeof_specifier): Likewise.
2282 (c_parser_parms_list_declarator): Likewise.
2283 (c_parser_asm_string_literal): Likewise.
2284 (c_parser_braced_init): Likewise.
2285 (c_parser_initelt): Likewise.
2286 (c_parser_compound_statement_nostart): Likewise.
2287 (c_parser_statement_after_labels): Likewise.
2288 (c_parser_do_statement): Likewise.
2289 (c_parser_asm_statement): Likewise.
2290 (c_parser_conditional_expression): Likewise.
2291 (c_parser_unary_expression): Likewise.
2292 (c_parser_sizeof_expression): Likewise.
2293 (c_parser_postfix_expression): Likewise.
2294 (c_parser_postfix_expression_after_paren_type): Likewise.
2295 (c_parser_objc_class_instance_variables): Likewise.
2296 (c_parser_objc_method_definition): Likewise.
2297 (c_parser_objc_methodprotolist): Likewise.
2298 (c_parser_pragma): Likewise.
2299 (c_parser_omp_clause_num_threads): Likewise.
2300 (c_parser_omp_clause_schedule): Likewise.
2301 (c_parser_omp_all_clauses): Likewise.
2302 (c_parser_omp_sections_scope): Likewise.
2303 (c_parser_label): Use location of label, not colon.
2305 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
2308 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
2311 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2314 * ipa-pure-const.c (static_execute): Added code to keep recursive
2315 functions from being marked as pure or const.
2316 * ipa-utils.c (searchc): Fixed comment.
2318 2007-11-08 Tom Tromey <tromey@redhat.com>
2320 * common.opt (fshow-column): Default to 0.
2321 * configure: Rebuilt.
2322 * configure.ac (--enable-mapped-location): Default to 'yes'.
2324 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2326 * common.opt: Add pointer to doc/options.texi.
2327 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
2328 -fipa-reference): Add or correct doc. Sorted options list for -Os
2331 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
2334 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
2335 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
2336 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
2337 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
2338 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
2339 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
2340 to TARGET_BIG_ENDIAN_DEFAULT.
2341 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
2342 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
2343 to TARGET_BIG_ENDIAN_DEFAULT.
2345 2007-11-07 Diego Novillo <dnovillo@google.com>
2347 * tree.h (struct tree_struct_field_tag): Move field
2348 in_nested_struct ...
2349 (struct tree_memory_tag): ... here.
2351 2007-11-07 Diego Novillo <dnovillo@google.com>
2354 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
2355 (SFT_IN_NESTED_STRUCT): Define.
2356 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
2357 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
2358 * tree-ssa-structalias.c (struct variable_info): Likewise.
2359 (push_fields_onto_fieldstack): If OFFSET is positive,
2360 set in_nested_struct.
2361 (create_variable_info_for): Copy setting of
2362 in_nested_struct from the field offset object.
2363 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
2364 variable info object.
2365 * tree-ssa-operands.c (add_vars_for_offset): If VAR
2366 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
2368 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2370 PR rtl-optimization/33737
2371 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
2372 target block after computing the probabilities of outgoing edges.
2373 Cap the frequency to BB_FREQ_MAX.
2374 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
2375 frequency of the basic block if it has been reused.
2377 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2379 PR rtl-optimization/33822
2380 * rtl.h (REG_OFFSET): Fix comment.
2381 * var-tracking.c (INT_MEM_OFFSET): New macro.
2382 (var_mem_set): Use it.
2383 (var_mem_delete_and_set): Likewise.
2384 (var_mem_delete): Likewise.
2385 (same_variable_part_p): Likewise.
2386 (vt_get_decl_and_offset): Likewise.
2387 (offset_valid_for_tracked_p): New predicate.
2388 (count_uses): Do not track locations with invalid offsets.
2389 (add_uses): Likewise.
2390 (add_stores): Likewise.
2392 2007-11-07 Tom Tromey <tromey@redhat.com>
2394 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
2395 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
2397 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
2398 Andrey Belevantsev <abel@ispras.ru>
2400 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
2401 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
2402 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
2403 Save calculated max_asap in it.
2404 (sms_schedule): Calculate maxii using max_asap.
2406 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
2408 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
2409 with -mhard-dfp/-mno-hard-dfp.
2411 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2412 Jakub Jelinek <jakub@redhat.com>
2415 * haifa-sched.c (check_sched_flags): Remove.
2416 (sched_init): Don't call it.
2418 2007-11-06 Diego Novillo <dnovillo@google.com>
2420 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
2421 * tree-ssa-operands.c: Tidy top-level comments.
2422 (add_vop): Likewise.
2423 (add_vars_for_offset): Tidy parameter formatting..
2424 (get_addr_dereference_operands): Likewise.
2425 (get_indirect_ref_operands): Likewise.
2426 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2427 <OMP_ATOMIC_STORE>: Likewise.
2429 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2432 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2433 GCC_VERSION which is always defined.
2435 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2438 * reload1.c (find_reloads): Also check in_reg when handling a
2439 simple move with an input reload and a destination of a hard register.
2441 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2443 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2444 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2445 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2446 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2447 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2448 (m68k_sched_attr_type2): New function.
2449 (sched_adjust_cost_state): New static variable.
2450 (m68k_sched_adjust_cost): New static function implementing
2452 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2453 New static variables.
2454 (m68k_sched_variable_issue): New static function implementing
2456 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2457 (sched_dump_split_class): New static function.
2458 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2460 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2461 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2462 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2463 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2466 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2467 (CPU_UNITS_QUERY): Define.
2469 * config/m68k/cf.md: New file.
2470 * config/m68k/m68.md (cf.md): New include.
2472 2007-11-06 Tom Tromey <tromey@redhat.com>
2476 * function.c (saved_in_system_header): New global.
2477 (push_cfun): Save in_system_header.
2478 (pop_cfun): Restore in_system_header.
2479 (push_struct_function): Save in_system_header.
2481 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2485 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2486 (complete_array_type): Set canonical type appropriately.
2487 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2488 C and C++ front ends now have different versions of this function,
2489 because the C++ version needs to maintain canonical types here.
2491 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2493 * tree-parloops.c (reduction_info): Remove reduction_init field.
2494 (initialize_reductions): Remove creation of the reduction_init variable.
2495 (struct data_arg): Remove.
2496 (add_field_for_reduction, create_stores_for_reduction): New functions.
2497 (add_field_for_name): Remove reduction handling.
2498 (separate_decls_in_loop): Call add_field_for_reduction,
2499 create_stores_for_reduction.
2501 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2503 PR tree-optimization/33458
2504 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2505 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2507 PR tree-optimization/33993
2508 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2509 rather than build_constructor_from_list if all list values are
2511 (get_initial_def_for_induction): Use build_vector instead of
2512 build_constructor_from_list.
2514 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2517 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2518 (DECL_FINI_PRIORITY): Likewise.
2519 * tree.c (decl_init_priority_lookup): Remove assert.
2520 (decl_fini_priority_insert): Likewise.
2521 * cgraphunit.c (static_ctors): Make it a VEC.
2522 (static_dtors): Likewise.
2523 (record_cdtor_fn): Adjust accordingly.
2524 (build_cdtor): Generate multiple functions for each initialization
2526 (compare_ctor): New function.
2527 (compare_dtor): Likewise.
2528 (cgraph_build_cdtor_fns): Sort the functions by priority before
2529 calling build_cdtor.
2530 (cgraph_build_static_cdtor): Put the priority in the function's name.
2532 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2535 * common.opt: Add shared and pie.
2537 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2539 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2540 replace references to virtual_stack_vars_rtx in goto_handler.
2542 2007-11-05 Paul Brook <paul@codesourcery.com>
2544 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2545 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2546 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2547 arm_lang_output_object_attributes_hook.
2548 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2549 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2550 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2552 * config/arm/t-arm.c (arm.o): New rule.
2553 * config/arm/arm-c.c: New file.
2555 2007-11-05 Nick Clifton <nickc@redhat.com>
2556 Sebastian Pop <sebastian.pop@amd.com>
2558 PR tree-optimization/32540
2559 PR tree-optimization/33922
2560 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2561 * tree-ssa-pre.c: Include params.h.
2562 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2563 to limit the maximum length of the PA set for a given block.
2564 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2565 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2567 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2569 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2570 __fixunssfDI): Make return type unsigned.
2571 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2572 __fixunssfDI): Make return type unsigned.
2574 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2576 PR tree-optimization/33856
2577 * tree-data-ref.c (get_references_in_stmt): Don't add
2578 REFERENCE_CLASS_P trees to references vector if get_base_address
2579 returns NULL on them.
2581 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2583 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2585 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2588 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2589 for TRUTH_NOT_EXPR to type.
2591 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2593 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2595 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2598 * dwarf2out.c (add_calling_convention_attribute): Change
2599 second argument. Set calling convention to DW_CC_program for
2600 Fortran main program.
2601 (gen_subprogram_die): Adjust to new prototype for
2602 add_calling_convention_attribute.
2604 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2606 PR tree-optimization/33987
2607 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2609 (vectorizable_reduction): Add type check.
2611 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2614 * c-parser.c (c_parser_statement_after_labels): Error if a
2615 declaration is parsed after a label.
2617 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2620 * reorg.c (emit_delay_sequence): Do not clear the locator on
2621 the jump instruction.
2623 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2626 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2627 current sched region.
2629 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2631 * config/ia64/ia64.c (struct reg_write_state): Change into
2632 unsigned short bitfields rather than unsigned int, decrease
2633 first_pred to just 10 bits.
2634 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2635 into two char array.
2636 (rws_insn_set, rws_insn_test): New functions.
2637 (in_safe_group_barrier): New variable.
2638 (rws_update): Remove first argument, always set rws_sum array.
2639 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2640 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2641 (rtx_needs_barrier): Use rws_insn_test macro.
2642 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2643 instead set/clear in_safe_group_barrier flag.
2645 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2647 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2648 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2649 pointer or frame pointer.
2650 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2651 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2652 (DWARF2_UNWIND_INFO): Define.
2653 (INCOMING_RETURN_ADDR_RTX): Define.
2654 (DWARF_FRAME_RETURN_COLUMN): Define.
2656 2007-11-02 Tom Tromey <tromey@redhat.com>
2658 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2661 2007-11-02 Diego Novillo <dnovillo@google.com>
2663 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2664 argument from function pointer ANALYZE_EXPR. Update all users.
2665 * cgraph.c (debug_cgraph_node): New.
2666 (debug_cgraph): New.
2668 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2670 PR rtl-optimization/33648
2671 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2672 the newly created basic block.
2674 2007-11-01 Richard Guenther <rguenther@suse.de>
2676 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2678 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2680 PR rtl-optimization/33828
2681 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2682 of VBEIN and VBEOUT.
2684 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2686 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2687 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2688 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2690 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2692 * gcc.c (getenv_spec_function): Escape the environment variable's
2695 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2697 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2698 show that CSE means common subexpression elimination. Change wording
2699 for -fsee and define LCM. Remove capitalization of optimizations
2700 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2702 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2705 * doc/sourcebuild.texi (Test Directives): Document that xfail
2706 has no effect for dg-do except when dg-do-what is "run".
2708 2007-11-01 Tom Tromey <tromey@redhat.com>
2710 * c-decl.c (grokdeclarator): Set decl source locations.
2711 * c-parser.c (c_parser_enum_specifier): Set location.
2712 (c_parser_struct_or_union_specifier): Likewise.
2714 2007-11-01 Tom Tromey <tromey@redhat.com>
2716 * print-tree.c (print_node): Print column number.
2718 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2721 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2722 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2723 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2725 PR rtl-optimization/33673
2726 * gcse.c (cprop_jump): If a conditional jump has been optimized
2727 into unconditional jump, make the remaining normal edge fallthru
2728 and delete the jump insn.
2730 2007-11-01 Ben Elliston <bje@au.ibm.com>
2732 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2733 (set_mem_attrs_from_reg): Likewise.
2735 2007-11-01 Michael Matz <matz@suse.de>
2737 PR tree-optimization/33961
2738 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2739 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2740 (add_or_mark_expr): New argument 'store', using it to search
2742 (nt_init_block): Adjust calls to add_or_mark_expr.
2744 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2747 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2748 for the first push_operand.
2750 2007-10-31 Revital Eres <eres@il.ibm.com>
2752 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2753 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2754 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2755 movmisalignv2sf, vcondv2sf): New.
2756 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2757 UNSPEC_EXTODD_V2SF): Define new constants.
2758 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2759 paired_emit_vector_cond_expr): New.
2760 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2761 * config/rs6000/rs6000.c (paired_expand_vector_move,
2762 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2764 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2766 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2768 PR tree-optimization/32377
2769 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2770 work also for unknown number of iterations.
2771 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2772 number of iterations is not known.
2774 2007-10-31 Richard Guenther <rguenther@suse.de>
2777 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2778 new undefined integer overflow.
2779 (fold_binary): Avoid useless conversion.
2781 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2784 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2786 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2788 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2790 * config/s390/s390.c: (override_options): Replace
2791 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2792 * config/s390/s390.opt: Likewise.
2793 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2796 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2798 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2800 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2802 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2803 optimization options.
2804 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2805 enabled by -O. Document -fdce and -fdse.
2807 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2810 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2811 convert second operand of COMPOUND_EXPR to the original type of
2814 2007-10-30 Richard Guenther <rguenther@suse.de>
2816 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2817 of loop adding SFTs as virtual operands.
2819 2007-10-30 Richard Guenther <rguenther@suse.de>
2821 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2823 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2825 PR tree-optimization/32893
2826 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2827 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2829 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2831 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2833 (sub_ddmmss): Likewise.
2834 (umul_ppmm): Likewise.
2835 (udiv_qrnnd): Likewise.
2837 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2840 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2841 directives must come before dg-additional-sources.
2843 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2845 PR tree-optimization/33723
2846 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2847 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2849 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2851 PR tree-optimization/33614
2852 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2853 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2854 initializer constants.
2856 2007-10-29 Richard Guenther <rguenther@suse.de>
2858 PR tree-optimization/33870
2859 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2860 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2863 2007-10-29 Richard Guenther <rguenther@suse.de>
2865 * passes.c (init_optimization_passes): Exchange store_copy_prop
2867 * tree-pass.h (pass_store_copy_prop): Remove.
2868 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2869 (stmt_may_generate-copy): Do not handle store_copy_prop.
2870 (get_copy_of_val): Likewise.
2871 (set_copy_of_val): Likewise.
2872 (copy_prop_visit_assignment): Likewise.
2873 (copy_prop_visit_stmt): Likewise.
2874 (copy_prop_visit_phi_node): Likewise.
2875 (init_copy_prop): Likewise.
2876 (execute_copy_prop): Likewise.
2877 (do_copy_prop): Remove.
2878 (gate_store_copy_prop): Likewise.
2879 (store_copy_prop): Likewise.
2880 (pass_store_copy_prop): Likewise.
2881 (pass_copy_prop): Call execute_copy_prop.
2882 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2883 * common.opt (ftree-store-copy-prop): Mark obsolete.
2884 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2886 2007-10-29 Ian Lance Taylor <iant@google.com>
2888 * ifcvt.c (noce_can_store_speculate_p): New static function.
2889 (noce_process_if_block): Call it.
2890 (if_convert): Remove recompute_dominance parameter. Change all
2893 2007-10-29 Richard Guenther <rguenther@suse.de>
2895 * tree-flow-inline.h (get_subvar_at): Use binary search.
2896 (get_first_overlapping_subvar): New function to binary search
2897 for the first overlapping subvar.
2898 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2899 just handle adding subvars for a pointed-to subvar. Optimize
2900 and use get_first_overlapping_subvar.
2901 (add_vars_for_bitmap): Fold into single caller.
2902 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2903 and non pointed-to bits of add_vars_for_offset.
2905 2007-10-29 Revital Eres <eres@il.ibm.com>
2907 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2909 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2910 Zdenek Dvorak <ook@ucw.cz>
2913 reduction support for automatic parallelization.
2915 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2917 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2918 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2919 and OMP_ATOMIC_STORE.
2920 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2921 * gimple-low.c (lower_stmt): Same.
2922 * gimplify.c (gimplify_expr): Same.
2923 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2924 gimplify_omp_atomic_mutex): Remove.
2925 (gimplify_omp_atomic): Change it to simply gimplify the
2926 statement instead of expanding it.
2927 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2928 (expand_omp_atomic, expand_omp_atomic_pipeline,
2929 goa_stabilize_expr, expand_omp_atomic_mutex,
2930 expand_omp_atomic_fetch_op): New functions to implement
2931 expansion of OMP_ATOMIC.
2932 (expand_omp, build_omp_regions_1): Add support for
2933 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2934 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2936 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2938 * tree-parloops.c: add include to tree-vectorizer.h.
2939 (reduction_info): New structure for reduction.
2940 (reduction_list): New list to represent list of reductions per loop.
2941 (struct data_arg): New helper structure for reduction.
2942 (reduction_info_hash, reduction_info_eq, reduction_phi,
2943 initialize_reductions, create_call_for_reduction,
2944 create_phi_for_local_result, create_call_for_reduction_1,
2945 create_loads_for_reductions, create_final_loads_for_reduction):
2947 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2948 (separate_decls_in_loop_name): Support reduction variables.
2949 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2950 call create_loads_for_reduction for each reduction.
2951 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2953 (transform_to_exit_first_loop): Add reduction support, add
2954 reduction_list parameter.
2955 (gen_parallel_loop): Add reduction_list parameter. Add call
2956 separate_decls_in_loop with
2957 the new argument. Traverse reductions and call
2958 initialize_reductions, create_call_for_reduction.
2959 (parallelize_loops): Create and delete the reduction list.
2960 (add_field_for_name): Change use of data parameter. Add fields for
2962 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2963 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2964 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2965 * tree-inline.c (estimate_num_insns_1): add cases for
2966 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2967 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2968 * tree-ssa-operands.c (get_addr_dereference_operands):
2969 New function. Subroutine of get_indirect_ref_operands.
2970 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2971 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2974 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2976 * config/cris/cris.c: Include df.h.
2977 (cris_address_cost): Add gcc_assert for canonicalization
2978 assumptions. For PLUS with MULT or register, correct
2979 test for register in other arm. Tweak comments.
2981 2007-10-28 Richard Guenther <rguenther@suse.de>
2983 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2984 telling if the var is to be treated as points-to location.
2985 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2986 (add_virtual_operand): Only recurse into MPTs if aliases
2989 2007-10-28 Richard Guenther <rguenther@suse.de>
2991 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2992 (add_vars_for_bitmap): Do not recurse further. Only add vars
2993 for pointed-to SFTs.
2994 (add_virtual_operand): Re-instantiate loop to add operands for
2995 aliases. Recurse into MPTs.
2996 (get_indirect_ref_operands): If we fall back to use a pointers
2997 SMT, make sure to not prune based on the access offset and size.
2999 2007-10-28 Andrew Pinski <pinskia@gmail.com>
3002 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
3003 the eh information on the statement.
3005 2007-10-28 Richard Guenther <rguenther@suse.de>
3007 * tree-flow.h (subvar_t): Make it a VEC.
3008 (struct subvar): Remove.
3009 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
3010 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
3012 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3013 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
3014 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
3015 (set_initial_properties): Likewise.
3016 (setup_pointers_and_addressables): Likewise.
3017 (new_type_alias): Likewise.
3018 (create_overlap_variables_for): Likewise.
3019 * tree-dfa.c (dump_subvars_for): Likewise.
3020 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
3021 (get_expr_operands): Likewise.
3022 (add_to_addressable_set): Likewise.
3023 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3025 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
3027 PR tree-optimization/33920
3028 * tree-if-conv.c (tree_if_conversion): Force predicate of single
3029 successor bb to true when predecessor bb has NULL predicate.
3030 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
3032 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3034 * config/mips/mips.md: Add combiner patterns for DImode extensions
3035 of HImode and QImode truncations. Reformat HImode <- QImode pattern
3038 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3041 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
3043 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3045 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
3046 LIBCALL notes if they are about to be moved to the same insn.
3048 2007-10-27 Richard Guenther <rguenther@suse.de>
3050 PR tree-optimization/33870
3051 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
3052 duplication. Remove redundant call to access_can_touch_variable.
3053 (add_vars_for_bitmap): New helper for recursing over MPT contents.
3054 (add_virtual_operand): Use it.
3056 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3059 * pa.h (ASM_PN_FORMAT): Delete define.
3061 2007-10-26 Janis Johnson <janis187@us.ibm.com>
3063 * doc/invoke.texi (Option Summary, optimizations): Remove
3064 -fbounds-check. Add -fassociative-math, -freciprocal-math,
3065 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
3066 -fsplit-wide-types to match later entry. Break up a long line.
3067 (Option Summary, code gen options) Add -fno-stack-limit. Add
3068 missing @gol to the end of a line.
3069 (Optimization Options): Remove -fbounds-check, which is also
3070 documented under Code Generation Options. Remove =n from
3071 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
3072 to -fcprop-registers to match other options, and say when it is
3073 enabled rather than disabled. Remove extra index entry for
3074 -fno-cx-limited-range. Add index entries for -fstack-protector
3075 and -fstack-protector-all.
3076 (Code Gen Options): Add index entry for -ftls-model.
3078 2007-10-26 Anatoly Sokolov <aesok@post.ru>
3080 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
3081 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
3082 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
3083 expand_epilogue, output_movhi): Don't handle 'main' function.
3084 (avr_attribute_table): Add 'OS_task' function attribute.
3085 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
3087 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
3088 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
3090 * config/avr/avr.opt (minit-stack): Remove.
3092 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
3094 * tree-nested.c (get_trampoline_type): Fix thinko.
3096 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
3099 * tree.c (build_offset_type): Build canonical type based on the
3100 TYPE_MAIN_VARIANT of the base type.
3102 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
3104 * reorg.c (emit_delay_sequence): Move insn locator from the
3105 first insn to the sequence.
3107 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
3109 * ipa-pure-const.c (check_decl): Return immediately when
3110 pure_const_state has been set to IPA_NEITHER.
3112 2007-10-25 Ira Rosen <irar@il.ibm.com>
3114 PR tree-optimization/33833
3115 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
3116 and convert init to sizetype in inner_base construction.
3118 2007-10-25 Richard Guenther <rguenther@suse.de>
3120 * tree-flow.h (mem_sym_stats): Remove.
3121 (dump_mem_sym_stats_for_var): Declare.
3122 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
3123 (mem_sym_stats): Move ...
3124 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
3125 (mem_sym_score): Rename from ...
3126 (pscore): ... this. Remove.
3127 (dump_mem_sym_stats_for_var): New function. Dump the score, but
3128 not the frequencies.
3129 (compare_mp_info_entries): Make sort stable by disambiguating
3132 2007-10-25 Ira Rosen <irar@il.ibm.com>
3134 PR tree-optimization/33866
3135 * tree-vect-transform.c (vectorizable_store): Check operands of all
3136 the stmts in the group of strided accesses. Get def stmt type for each
3137 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
3139 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
3141 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
3142 (Yt): Rename register constraint to Y2.
3143 * config/i386/sse.md: Use renamed register constraints.
3144 * config/i386/mmx.md: Ditto.
3145 * config/i386/i386.md: Ditto.
3147 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
3149 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
3151 2007-10-24 Chao-ying Fu <fu@mips.com>
3153 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
3154 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
3156 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3157 Olga Golovanevsky <olga@il.ibm.com>
3159 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
3160 the compiler that wr.wrap and wr.domain are initialized in
3163 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3165 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
3166 to print gcov_type values.
3168 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
3170 * config/avr/avr.h: Do not include progmem_section definition when
3171 building with IN_TARGET_LIBS.
3173 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3176 * config/mips/mips.c (mips_lo_sum_offset): New structure.
3177 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
3178 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
3179 (mips_orphaned_high_part_p: New functions.
3180 (mips_avoid_hazard): Don't check INSN_P here.
3181 (mips_avoid_hazards): Rename to...
3182 (mips_reorg_process_insns): ...this. Cope with
3183 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
3184 or turn them into nops.
3185 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
3186 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
3187 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
3188 (mips_override_options): Set flag_delayed_branch to 0.
3190 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3192 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
3193 MIPS-specific implementation details.
3194 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
3195 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
3196 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
3197 for targets with movmemsi.
3198 (MOVE_BY_PIECES_P): Define.
3199 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
3200 (mips_block_move_loop): Add a bytes_per_iter argument.
3201 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
3202 Update call to mips_block_move_loop.
3204 2007-10-24 Michael Matz <matz@suse.de>
3207 * var-tracking.c (variable_union): Don't break after one loop
3208 iteration but only when a difference is found.
3209 (dump_variable): Also print DECL_UID.
3211 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3213 * ipa-type-escape.h: Expose function
3214 is_array_access_through_pointer_and_index.
3216 (is_array_access_through_pointer_and_index):
3217 Add three new parameters. Add support of
3218 POINTER_PLUS_EXPR tree code.
3220 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3222 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
3223 * tree-pass.h: Add pass_ipa_struct_reorg.
3224 * common.opt: Add ipa-struct-reorg flag.
3225 * Makefile.in: Add ipa-strcut-reorg.o compilation.
3226 * passes.c: Add pass pass_ipa_struct_reorg.
3227 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
3228 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
3230 2007-10-24 Ira Rosen <irar@il.ibm.com>
3232 PR tree-optimization/33804
3233 * tree-vect-transform.c (vectorizable_operation): Remove the
3234 checks that the vectorization is worthwhile from the transformation
3237 2007-10-24 Ira Rosen <irar@il.ibm.com>
3239 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
3240 vectype cannot be determined for the scalar type.
3241 (vect_analyze_slp_instance): Likewise.
3242 * tree-vect-transform.c (vect_model_reduction_cost): Change the
3243 return type to bool. Return false if vectype cannot be determined
3244 for the scalar type.
3245 (vect_get_constant_vectors): Return false if vectype cannot be
3246 determined for the scalar type.
3247 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
3248 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
3249 vectorizable_reduction): Likewise.
3251 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
3253 * config.gcc: For a FreeBSD target, parse the value of ${target}
3254 to determine the value of FBSD_MAJOR, instead of adding an
3255 explicit check for every possible FreeBSD major version.
3257 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
3259 PR rtl-optimization/33846
3260 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
3262 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
3264 PR tree-optimization/33860
3265 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
3266 interleaved accesses in case the dr is inside the inner-loop during
3267 outer-loop vectorization.
3269 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3271 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
3272 Document MEM_POINTER. Replace mentions of "integrated"
3273 field with "return_val". Delete outdated stuff.
3275 2007-10-23 David Edelsohn <edelsohn@gnu.org>
3277 * config/rs6000/rs6000.c (rs6000_override_options): Set
3278 rs6000_altivec_abi on AIX.
3279 (conditional_register_usage): Set VR20:31 fixed on AIX.
3281 2007-10-23 Richard Guenther <rguenther@suse.de>
3283 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
3286 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
3287 David S. Miller <davem@davemloft.net>
3289 * df-scan.c (df_get_call_refs): Mark global registers as both a
3290 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
3292 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
3294 PR tree-optimization/33834
3295 PR tree-optimization/33835
3296 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
3297 stmts need to be checked for success seperately.
3298 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
3299 Remove the check that stmt is not LIVE.
3300 (vectorizable_assignment, vectorizable_induction): Likewise.
3301 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3302 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
3304 (vectorizable_live_operation): Check that op is not NULL.
3306 2007-10-22 Janis Johnson <janis187@us.ibm.com>
3308 * doc/invoke.texi (Optimization Options): In the summary, show
3309 that the value for options -falign-jumps, -falign-labels,
3310 -falign-loops, -falign-functions, -fsched-stalled-insns, and
3311 -fsched-stalled-insns-dep is optional. In the summary, show that
3312 -fsched-stalled-insns takes an optional argument and that
3313 -fparallelize-loops takes an argument. Add opindex for several
3314 optimization options, and fix typos in the opindex commands for
3315 several others. In the descriptions for -fsched-stalled-insns
3316 and -fsched-stalled-insns-dep, show the options with and without
3319 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
3321 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
3323 * config/avr/avr.h (LINK_SPEC): Likewise.
3324 (CRT_BINUTILS_SPECS): Likewsie.
3325 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3327 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3329 PR rtl-optimization/33644
3330 * cfgcleanup.c: Do not include dce.h.
3331 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
3332 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
3333 * dce.c (something_changed): Delete.
3334 (libcall_dead_p): New predicate.
3335 (delete_unmarked_insns): Use it to delete dead libcalls.
3336 Deal with REG_LIBCALL and REG_RETVAL notes.
3337 (prescan_libcall_for_dce): New function.
3338 (prescan_insns_for_dce): Use it to deal with libcalls.
3339 (mark_reg_dependencies): Do nothing special for libcalls.
3340 (dce_process_block): Likewise.
3341 (fast_dce): Delete unused local variable.
3342 (run_fast_dce): Do not return a value.
3343 * dce.h (struct df): Delete.
3344 (run_fast_dce): Adjust prototype.
3345 * optabs.c (libcall_id): Delete.
3346 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
3347 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
3348 * reload1.c (reload): Delete REG_LIBCALL_ID case.
3349 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
3350 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
3351 notes instead of REG_LIBCALL_ID notes.
3352 * reg-notes.def (LIBCALL_ID): Delete.
3353 * Makefile.in (see.o): Add dce.h dependency.
3354 (cfgcleanup.o): Remove dce.h dependency.
3356 2007-10-22 Michael Matz <matz@suse.de>
3358 PR tree-optimization/33855
3359 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
3362 2007-10-22 Ira Rosen <irar@il.ibm.com>
3364 PR tree-optimization/33854
3365 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3366 FLOAT_EXPR to the list of promotion operations.
3368 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3372 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
3373 (print_reg): Print register prefix only with AT&T asm syntax.
3374 Support pc_rtx for RIP register.
3375 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
3376 relative addressing. Always print segment register prefix with AT&T
3377 asm syntax and never with Intel asm syntax.
3378 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
3379 Fix prefix for 16-byte XFmode operands.
3380 (output_addr_const_extra): Support Intel asm syntax.
3381 (x86_file_start): Don't use register prefix with Intel asm syntax.
3382 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
3383 ("return_internal_long"): Fix Intel asm syntax output.
3384 ("set_got_rex64"): Support Intel asm syntax.
3385 ("set_rip_rex64"): Likewise.
3386 ("set_got_offset_rex64"): Likewise.
3387 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
3389 ("*tls_global_dynamic_64"): Likewise.
3390 ("*tls_local_dynamic_base_64"): Likewise.
3391 ("*load_tp_si")("*load_tp_di"): Likewise.
3392 ("*add_tp_si")("*add_tp_di"): Likewise.
3393 ("*tls_dynamic_lea_64"): Likewise.
3394 ("*sibcall_value_1_rex64_v"): Likewise.
3395 ("stack_tls_protect_set_si"): Likewise.
3396 ("stack_tls_protect_set_di"): Likewise.
3397 ("stack_tls_protect_test_si"): Likewise.
3398 ("stack_tls_protect_test_di"): Likewise.
3399 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
3401 ("*movv2sf_internal_rex64"): Likewise.
3402 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
3403 (__get_cpuid_max): Likewise.
3405 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3407 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
3408 the STRICT_P argument type "bool" rather than "int".
3409 (mips_legitimate_address_p): Likewise.
3410 (fp_register_operand, lo_operand): Delete.
3411 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3412 (mips_emit_scc): Rename to...
3413 (mips_expand_scc): ...this.
3414 (gen_conditional_branch): Rename to...
3415 (mips_expand_conditional_branch): ...this.
3416 (gen_conditional_move): Rename to...
3417 (mips_expand_conditional_move): ...this.
3418 (mips_gen_conditional_trap): Rename to...
3419 (mips_expand_conditional_trap): ...this and take an rtx code instead
3420 of an operands array.
3421 (mips_expand_call): Give the SIBCALL_P argument type "bool"
3423 (mips_emit_fcc_reload): Rename to...
3424 (mips_expand_fcc_reload): ...this.
3425 (init_cumulative_args): Rename to...
3426 (mips_init_cumulative_args): ...this and remove the libname argument.
3427 (function_arg_advance): Rename to...
3428 (mips_function_arg_advance): ...this.
3429 (function_arg): Rename to...
3430 (mips_function_arg): ...this and use "rtx" instead of
3432 (function_arg_boundary): Rename to...
3433 (mips_function_arg_boundary): ...this.
3434 (mips_expand_unaligned_load): Rename to...
3435 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3436 and BITPOS arguments type "HOST_WIDE_INT".
3437 (mips_expand_unaligned_store): Rename to...
3438 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3439 and BITPOS arguments type "HOST_WIDE_INT".
3440 (override_options): Rename to...
3441 (mips_override_options): ...this.
3442 (print_operand): Rename to...
3443 (mips_print_operand): ...this.
3444 (print_operand_address): Rename to...
3445 (mips_print_operand_address): ...this.
3446 (mips_output_ascii): Remove the PREFIX argument.
3447 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3449 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3450 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3451 of "struct rtx_def *".
3452 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3454 (build_mips16_call_stub): Delete.
3455 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3456 (mips_use_ins_ext_p): Give the second and third arguments type
3457 "HOST_WIDE_INT" rather than "rtx".
3458 * config/mips/mips.h: Update after the above changes. Tweak comments
3460 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3461 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3462 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3463 element type from "char" to "bool".
3464 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3465 (mips_cpu_info_table): Delete.
3466 * config/mips/mips.md: Update after the above changes. Tweak some
3468 * config/mips/mips-ps-3d.md: Likewise.
3469 * config/mips/mips.c: Tweak comments and formatting.
3470 Use NULL-like macros rather than 0 in various places.
3471 (mips_section_threshold): Rename to...
3472 (mips_small_data_threshold): ...this and give it an unsigned type.
3473 (num_source_filenames): Remove explicit initialization.
3474 (sdb_label_count): Likewise.
3475 (sym_lineno): Delete.
3476 (set_noat): Make static.
3477 (mips_branch_likely): Likewise, and give it type "bool".
3478 (mips_isa_info): Rename to...
3479 (mips_isa_option_info): ...this.
3480 (mips_flag_delayed_branch): Rename to...
3481 (mips_base_delayed_branch): ...this.
3482 (mips_split_addresses): Delete.
3483 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3484 element type from "char" to "bool".
3485 (mips_regno_to_class): Add an explicit array size.
3486 (mips16_flipper): Change from type "int" to type "bool".
3487 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3488 (mips_tls_operand_p): Rename to...
3489 (mips_tls_symbol_p): ...this.
3490 (mips_global_symbol_p): Remove redundant "const".
3491 (mips_offset_within_alignment_p): Simplify.
3492 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3493 to STRICT_P and give it type bool.
3494 (mips_valid_base_register_p): Likewise.
3495 (mips_classify_address): Likewise.
3496 (mips_legitimate_address_p): Likewise.
3497 (mips16_unextended_reference_p): Take the offset as an
3498 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3499 (mips_const_insns): Use IN_RANGE.
3500 (mips_force_temporary): Remove an unnecessary copy_rtx.
3501 (mips16_gp_pseudo_reg): Simplify.
3502 (mips_split_symbol): Remove an unnecessary copy_rtx.
3503 (mips_legitimize_tls_address): Only create registers if we need them.
3504 (mips_legitimize_address): Use mips_split_plus.
3505 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3506 variable COST to NUM_OPS.
3507 (mips_legitimize_move): Use gen_lowpart.
3508 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3509 (m16_check_op): Use IN_RANGE.
3510 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3511 (mips_split_doubleword_move): Pass booleans to mips_subword.
3512 (mips_output_move): Store the mode in a local variable.
3513 Explicitly assert that this function does not deal with
3514 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3515 cases more consistent.
3516 (mips_relational_operand_ok_p): Rename to...
3517 (mips_int_order_operand_ok_p): ...this.
3518 (mips_canonicalize_comparison): Rename to...
3519 (mips_canonicalize_int_order_test): ...this.
3520 (mips_emit_int_relational): Rename to...
3521 (mips_emit_int_order_test): ...this. Store the mode in a local
3523 (mips_reverse_fp_cond_p): Rename to...
3524 (mips_reversed_fp_cond): ...this.
3525 (mips_emit_compare): Make the order of the statements more consistent.
3526 (mips_emit_scc): Rename to...
3527 (mips_expand_scc): ...this.
3528 (gen_conditional_branch): Rename to...
3529 (mips_expand_conditional_branch): ...this.
3530 (gen_conditional_move): Rename to...
3531 (mips_expand_conditional_move): ...this. Build the condition
3532 separately from the main pattern.
3533 (mips_gen_conditional_trap): Rename to...
3534 (mips_expand_conditional_trap): ...this and take an rtx code instead
3535 of an operands array. Simplify.
3536 (init_cumulative_args): Rename to...
3537 (mips_init_cumulative_args): ...this. Use memset rather than a
3538 copy from a zeroed static. Use prototype_p and stdarg_p.
3539 (mips_arg_info): Rename to...
3540 (mips_get_arg_info): ...this and put the INFO argument first.
3541 (function_arg): Rename to...
3542 (mips_function_arg): ...this and use "rtx" instead of
3543 "struct rtx_def *". Only split structures into chunks if
3544 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3545 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3546 comparison with REAL_TYPE. Rename local variable REG to REGNO
3547 and make it unsigned.
3548 (function_arg_advance): Rename to...
3549 (mips_function_arg_advance): ...this.
3550 (function_arg_boundary): Rename to...
3551 (mips_function_arg_boundary): ...this.
3552 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3554 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3555 comparison with REAL_TYPE.
3556 (mips_function_value): Remove the FUNC argument. Rename local
3557 variable UNSIGNEDP to UNSIGNED_P.
3558 (mips_return_in_memory): Use IN_RANGE.
3559 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3560 to FUNCTION_ARG_ADVANCE.
3561 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3562 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3563 SIZE and RSIZE if needed.
3564 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3566 (build_mips16_function_stub): Rename to...
3567 (mips16_build_function_stub): ...this.
3568 (build_mips16_call_stub): Rename to...
3569 (mips16_build_call_stub): ...this. Make static, and return a
3570 "bool" rather than an "int". Rename the ARG_SIZE argument to
3571 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3572 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3573 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3575 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3576 are not sibling ones.
3577 (mips_emit_fcc_reload): Rename to...
3578 (mips_expand_fcc_reload): ...this.
3579 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3581 (mips_expand_unaligned_load): Rename to...
3582 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3583 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3585 (mips_expand_unaligned_store): Rename to...
3586 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3587 and BITPOS arguments type "HOST_WIDE_INT".
3588 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3589 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3591 (mips_init_split_addresses): Replace with...
3592 (mips_split_addresses_p): ...this new function.
3593 (mips_init_relocs): Check mips_split_addresses_p () rather than
3594 mips_split_addresses. Always initialize mips_split_p with booleans.
3595 (print_operand_reloc): Rename to...
3596 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3598 (print_operand): Rename to...
3599 (mips_print_operand): ...this.
3600 (print_operand_address): Rename to...
3601 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3602 (mips_in_small_data_p): Simplify.
3603 (mips_output_ascii): Remove the PREFIX argument and "register"
3604 keywords. Use the STRING parameter directly and cast to
3606 (mips16e_collect_argument_save_p): Use IN_RANGE.
3607 (mips_function_has_gp_insn): Simplify.
3608 (mips_set_return_address): Use BITSET_P.
3609 (mips_restore_gp): Use a separate statement to pick the base
3611 (mips_output_function_prologue): Use a local FRAME variable.
3612 (mips_save_reg): Pass booleans to mips_subword.
3613 (mips_expand_prologue): Use a local FRAME variable. Use
3614 cprestore_size to detect when .cprestore is needed.
3615 (mips_restore_reg): Use GP_REG_FIRST.
3616 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3617 rather than "int". Use local FRAME and REGNO variables.
3618 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3619 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3621 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3622 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3623 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3624 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3625 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3626 (builtin_description): Rename to...
3627 (mips_builtin_description): ...this.
3628 (mips_bdesc): Rename to...
3629 (mips_ps_bdesc): ...this.
3630 (sb1_bdesc): Rename to...
3631 (mips_sb1_bdesc): ...this.
3632 (dsp_bdesc): Rename to...
3633 (mips_dsp_bdesc): ...this.
3634 (dsp_32only_bdesc): Rename to...
3635 (mips_dsp_32only_bdesc): ...this.
3636 (bdesc_map): Rename to...
3637 (mips_bdesc_map): ...this.
3638 (bdesc_arrays): Rename to...
3639 (mips_bdesc_arrays): ...this.
3640 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3641 Tweak error message.
3642 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3643 Rename local variables I and J to OPNO and ARGNO respectively.
3644 Assert that the number of arguments is no more than the number of
3646 (mips_expand_builtin_compare): Use an array of arguments rather
3647 than an array of operands. Assert that the number of operands is
3649 (add_constant): Rename to...
3650 (mips16_add_constant): ...this. Use XNEW.
3651 (dump_constants_1): Rename to...
3652 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3653 (dump_constants): Rename to...
3654 (mips16_emit_constants): ...this.
3655 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3656 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3657 Assign mips16_p to was_mips16_p.
3658 (mips_parse_cpu): Tweak warning message.
3659 (override_options): Rename to...
3660 (mips_override_options): ...this. Move the mips_cost initialization
3661 out of the "shared with GAS" block. Quote option names in error
3663 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3664 (mips_order_regs_for_local_alloc): Remove register keyword.
3666 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3668 * system.h (IN_RANGE): Cast each argument individually.
3670 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3672 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3673 MIPS16 code unless using o32 or o64.
3675 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3677 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3678 for modes smaller than 4 bytes.
3679 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3682 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3684 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3685 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3686 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3687 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3689 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3691 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3692 sibling calls to "mips16" functions if the function satisfies
3693 const_call_insn_operand.
3695 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3697 * config/mips/mips.c (mips_va_start): Fix types in calls
3700 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3702 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3705 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3707 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3708 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3709 instead of checking mips_isa.
3711 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3713 * doc/invoke.texi (-mpaired-single): Don't say that the option
3714 requires 64-bit code.
3715 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3716 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3717 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3718 V2SF if ISA_MIPS32R2.
3719 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3720 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3721 to ISA_HAS_NMADD_NMSUB.
3722 (mips_split_doubleword_move): Handle V2SF.
3723 (mips_modes_tieable_p): New function.
3724 (override_options): Report a warning rather than an error when
3725 -mpaired-single is used on ISAs that don't support it; use
3726 ISA_HAS_PAIRED_SINGLE to check that case.
3727 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3728 and DF move splitters with a single MOVE64 splitter, thereby adding
3729 a V2SF splitter too.
3730 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3731 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3732 (HALFMODE): Add V2SF.
3733 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3734 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3735 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3736 (movv2sf_hardfloat_32bit): New pattern.
3737 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3738 TARGET_DOUBLE_FLOAT conditions.
3740 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3742 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3743 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3744 64-bit register in 64-bit libgcc.
3746 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3748 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3749 * config/avr/avr.h (LINK_SPEC): Likewise.
3750 (CRT_BINUTILS_SPECS): Likewsie.
3751 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3753 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3755 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3756 and -Wfatal-errors together.
3758 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3761 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3762 change for vrsave, ie restore after frame pop.
3764 2007-10-19 David S. Miller <davem@davemloft.net>
3766 * config/sparc/niagara2.md: Fix copyright notice.
3768 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3770 PR tree-optimization/23820
3771 PR tree-optimization/24309
3772 PR tree-optimization/33766
3773 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3774 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3775 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3776 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3777 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3778 (linear_transform_loops): Use perfect_loop_nest_depth.
3779 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3780 should have a single condition: their exit.
3782 2007-10-19 Richard Guenther <rguenther@suse.de>
3786 * stor-layout.c (layout_type): Assert that aggregates do not
3787 have their alias sets set.
3788 * alias.c (get_alias_set): Return alias set zero for incomplete
3789 types, return the alias set of the element for incomplete array
3790 types, but do not remember these.
3792 2007-10-19 Richard Guenther <rguenther@suse.de>
3795 2007-10-19 Richard Guenther <rguenther@suse.de>
3798 * tree.c (build_array_type): Do not re-layout unbound array
3801 2007-10-19 Richard Guenther <rguenther@suse.de>
3804 * tree.c (build_array_type): Do not re-layout unbound array types.
3806 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3808 * config/mips/mips.c (mips_canonicalize_comparison): Check
3809 mips_relational_operand_ok_p before trying to rewrite the test.
3810 Only calculate PLUS_ONE if needed.
3811 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3814 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3816 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3819 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3821 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3822 the call uses the incoming value of $2.
3824 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3826 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3827 rather then gen_rtx_MEM.
3828 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3830 (mips_set_return_address): Likewise.
3831 (mips_restore_gp): Likewise.
3833 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3835 * config/mips/mips.c (gpr_mode): Delete.
3836 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3837 instead of gpr_mode.
3838 (mips_for_each_saved_reg): Likewise.
3839 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3840 (override_options): Don't initialize gpr_mode.
3841 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3843 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3845 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3847 (mips_class_max_nregs): Calculate the smallest consituent register
3848 size and use that to determine an upper bound on the number of
3851 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3853 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3855 (mips_expand_epilogue): ...here.
3856 (mips_mdebug_abi_name): New function, split out from...
3857 (mips_file_start): ...here.
3858 (mips_hard_regno_mode_ok_p): New function, split out from...
3859 (override_options): ...here.
3860 (mips_expand_builtin_1): New function, split out from...
3861 (mips_expand_buitin): ...here. Abort if we don't recognize
3864 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3866 * config/mips/mips.c (build_mips16_function_stub): Load the
3867 target address into $1 before transfering the arguments.
3868 Don't use ".set noreorder".
3869 (build_mips16_call_stub): Likewise.
3871 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3873 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3874 (mips_output_64bit_xfer): Likewise.
3875 (mips16_fp_args): Rename to...
3876 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3877 with a DIRECTION argument. Use mips_output_32bit_xfer and
3878 mips_output_64bit_xfer.
3879 (build_mips16_function_stub): Update accordingly.
3880 (mips16_fpret_double): Delete.
3881 (build_mips16_call_stub): Update after above changes.
3882 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3883 of mips16_fpret_double. Use GP_REG_RETURN.
3885 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3887 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3888 use asm_out_file instead.
3889 (build_mips16_function_stub): Likewise.
3890 (build_mips16_call_stub, mips_output_function_prologue): Update
3893 2007-10-18 David S. Miller <davem@davemloft.net>
3895 Add Niagara-2 support.
3896 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3897 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3898 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3899 (include): Add inclusion of niagara2.md
3900 * config/sparc/sparc.c (niagara2_costs): New.
3901 (sparc_override_options): Add niagara2 entry to cpu_default[]
3902 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3903 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3904 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3905 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3906 (sparc64_initialize_trampoline): Likewise.
3907 (sparc_use_sched_lookahead): Likewise.
3908 (sparc_issue_rate): Likewise.
3909 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3911 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3912 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3913 TARGET_CPU_niagara2.
3914 (PROCESSOR_NIAGARA2): New.
3915 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3916 (BRANCH_COST): Likewise.
3917 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3918 * config/sparc/sol2.h: Likewise.
3919 * config/sparc/niagara2.md: New file.
3921 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3923 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3925 (mips_compute_frame_info): Remove associated code.
3926 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3928 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3930 * config/mips/mips-protos.h (compute_frame_size): Delete.
3931 * config/mips/mips.h: Update comments.
3932 * config/mips/mips.c (mips_frame_info): Remove initialized.
3933 (compute_frame_size): Rename to...
3934 (mips_compute_frame_info): ...this and make static. Remove the
3935 SIZE argument and return no value. Remove the setting of initialized.
3936 Update rest of file accordingly.
3937 (mips_set_return_address): Don't call compute_frame_size.
3938 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3939 Don't call compute_frame_size.
3941 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3943 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3944 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3945 mips_hard_frame_pointer_required.
3946 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3947 large MIPS16 frames.
3948 * config/mips/mips.c (mips_frame_pointer_required): New function.
3950 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3952 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3953 and hard_frame_pointer_offset.
3954 (mips_debugger_offset): Use hard_frame_pointer_offset.
3955 (mips16e_collect_argument_save_p): Likewise.
3956 (compute_frame_size): Initialize arg_pointer_offset and
3957 hard_frame_pointer_offset.
3958 (mips_initial_elimination_offset): Use them.
3959 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3960 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3962 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3964 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3966 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3967 "unsigned int" rather than "int" and put them with the other
3968 register-related fields. Put expanded comments above fields
3969 rather than to their right.
3970 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3971 with a NUM_REGS_PTR argument.
3972 (mips16e_save_restore_pattern_p): Update accordingly.
3973 (compute_frame_size): Clarify frame diagram. Rewrite.
3975 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3977 * config/mips/mips-ftypes.def: New file.
3978 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3979 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3980 (mips_function_type): Redefine using mips-ftypes.def.
3981 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3982 (mips_builtin_vector_type): New function.
3983 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3984 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3985 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3986 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3988 (mips_build_function_type): New function.
3989 (mips_init_builtins): Use it to create types lazily.
3991 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3993 * config/mips/mips.h (set_volatile): Delete.
3994 * config/mips/mips.c (set_volatile): Delete.
3995 (mips_print_operand_punctuation): New function, split out from
3996 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3997 Use the same character ordering in the code and the comments.
3998 Use a recursive call to handle '*'. Abort on unknown characters.
3999 (mips_init_print_operand_punct): New function, split out from
4001 (mips_print_int_branch_condition): New function, split out from
4002 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
4003 to report unexpected codes.
4004 (mips_print_float_branch_condition): New function, split out from
4005 print_operand. Use output_operand_lossage to report unexpected codes.
4006 (print_operand): Rework to use a case statement. Use the
4007 same letter ordering in the code and the comments. Use
4008 output_operand_lossage to report unexpected codes and
4009 reverse_condition to handle inverted branch conditions.
4010 (override_options): Use mips_init_print_operand_punct.
4012 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4014 * config/mips/mips.h: Move variable declarations to end of file and
4015 enclose them all in #ifndef USED_FOR_TARGET.
4016 * config/mips/mips.c: Reorder functions into more logical groups,
4017 and so that callees appear before callers. Put the targetm
4018 initializer at the end of the file. Remove forward static
4019 declarations where possible.
4020 (mips_init_builtins): Add "static" to definition.
4021 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
4023 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4025 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
4026 (TARGET_MAX_ANCHOR_OFFSET): Delete.
4027 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
4028 (mips_set_mips16_mode): Initialize min_anchor_offset and
4029 max_anchor_offset directly to constants.
4031 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4033 * config/mips/mips.c: Delete trailing whitespace.
4035 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4037 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
4038 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
4040 * config/mips/mips.md (load_call<mode>): Don't make the unspec
4041 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
4043 2007-10-18 David Daney <ddaney@avtrex.com>
4045 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
4046 reg_offset variable to calculate register locations.
4048 2007-10-18 Richard Guenther <rguenther@suse.de>
4050 * tree-ssa.c (uid_ssaname_map_eq): New function.
4051 (uid_ssaname_map_has): Likewise.
4052 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
4053 * tree-flow.h (struct gimple_df): Make default_defs a
4055 * tree-dfa.c (gimple_default_def): Deal with it.
4056 (set_default_def): Likewise.
4058 2007-10-18 Richard Guenther <rguenther@suse.de>
4060 * tree-flow.h (struct gimple_df): Make referenced_vars
4062 (uid_decl_map_eq): Declare.
4063 (uid_decl_map_hash): Likewise.
4064 * tree-ssa.c (uid_decl_map_eq): New function.
4065 (uid_decl_map_hash): Likewise.
4066 (init_tree_ssa): Make referenced_vars a uid_decl_map.
4067 * tree-flow-inline.h (first_referenced_var): Deal with
4068 the referenced_vars representation change.
4069 (next_referenced_var): Likewise.
4070 * tree-dfa.c (referenced_var_lookup): Likewise.
4071 (referenced_var_check_and_insert): Likewise.
4072 (remove_referenced_var): Likewise.
4074 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
4076 * config/mips/mips.c (mips_dwarf_register_span): New.
4077 (TARGET_DWARF_REGISTER_SPAN): Define.
4079 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
4081 * config.gcc : update score-*-elf(extra_objs).
4082 * config/score/mac.md : Remove.
4083 * config/score/misc.md : Remove.
4084 * config/score/score7.md : Remove.
4085 * config/score/score-mdaux.h : Remove.
4086 * config/score/score-mdaux.c : Remove.
4087 * config/score/score-version.h : Remove.
4088 * config/score/score-generic.md : New.
4089 * config/score/score3.h : New.
4090 * config/score/score3.c : New.
4091 * config/score/score7.h : New.
4092 * config/score/score7.c : New.
4093 * config/score/mul-div.S : add flush_cache score3 support.
4094 * config/score/elf.h : Fix some typos.
4095 * config/score/score.md : merge score3 and score7 pattern.
4096 * config/score/score.c : use to seperate which target it used.
4097 * config/score/score.h : use to seperate the target macro.
4098 * config/score/score.opt : remove -mmac option , add -mscore3,
4099 -mscore3d and -march OPTION support.
4101 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4103 * cfgexpand.c (expand_stack_vars): Add checking to make sure
4104 that the offset of a variable is not greater than the size
4107 2007-10-17 Anatoly Sokolov <aesok@post.ru>
4109 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
4110 atmega88p, atmega168p and atmega328p devices.
4111 * config/avr/avr.h (LINK_SPEC): (Ditto.).
4112 (CRT_BINUTILS_SPECS): (Ditto.).
4113 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4115 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4117 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
4119 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
4120 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
4121 (print_insn): Move declaration to ...
4122 * rtl.h (print_insn): ... here.
4124 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4126 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
4127 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
4128 m68k_sched_branch_type): Move declarations to ...
4129 * config/m68/m68k-protos.h: ... here.
4131 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4133 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
4135 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4137 * config/avr/avr.c (avr_mcu_types): Add attiny48.
4138 * config/avr/avr.h (LINK_SPEC): Likewise.
4139 (CRT_BINUTILS_SPECS): Likewsie.
4140 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4142 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4144 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
4145 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
4146 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4148 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4151 * reg-stack.c (move_for_stack_reg): Swap input argument of
4152 UNSPEC_TAN insn to the top of the stack.
4154 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4157 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
4158 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
4159 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
4160 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
4161 immediate shift value.
4162 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
4163 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
4164 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
4165 Remove macros for !__OPTIMIZE__ case.
4167 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
4169 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
4171 (perform_var_substitution): Only DFS from real nodes. Don't test
4173 (unite_pointer_equivalences): Fix broken test.
4175 2007-10-17 Alan Modra <amodra@bigpond.net.au>
4177 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
4178 altivec sp_offset. Rearrange sp_offset assignments to
4179 correspond to stack adjustments. Use frame_reg_rtx for
4180 SPE register restores. Correct SPE stack adjustment.
4182 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4184 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
4185 * toplev.c (check_global_declaration_1): Use appropriate warning
4186 option instead of unnamed warning.
4187 * stor-layout.c (layout_decl): Likewise.
4188 * c-typeck.c (build_conditional_expr): Likewise.
4189 (build_compound_expr): Fix wrong comment.
4190 (build_binary_op): Use appropriate warning option instead of
4192 * cfgexpand.c (tree_expand_cfg): Likewise.
4193 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4194 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
4195 (execute_warn_function_return): Likewise.
4196 * stmt.c (warn_if_unused_value): Likewise.
4198 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
4200 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
4201 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
4203 (CRT_BINUTILS_SPECS): Likewsie.
4204 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4206 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
4209 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
4211 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4213 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
4214 (fini_dce): Only release them for the fast pass.
4215 (end_ud_dce): Delete.
4216 (rest_of_handle_ud_dce): Do not modify df_in_progress.
4217 Call fini_dce instead of end_ud_dce.
4218 (rest_of_handle_fast_dce): Do not modify df_in_progress.
4219 (run_fast_df_dce): Reset df_in_progress to false on exit.
4221 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
4222 Maxim Kuvyrkov <maxim@codesourcery.com>
4224 * target.h (unspec_may_trap_p): New target hook.
4225 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
4226 * targhooks.c (default_unspec_may_trap_p): Default implementation of
4228 * targhooks.h (default_unspec_may_trap_p): Declare it.
4229 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
4230 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
4231 * rtl.h (may_trap_p_1): Declare.
4233 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
4234 override default hook implementation.
4235 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
4238 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4240 * doc/invoke.texi (Wextra): Move it just after Wall, list the
4241 options enabled by Wextra and mention Wuninitialized.
4243 2007-10-15 Nigel Stephens <nigel@mips.com>
4245 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
4247 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4249 PR tree-optimization/33136
4250 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
4252 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4254 PR tree-optimization/33735
4255 PR tree-optimization/33572
4256 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
4257 2007-10-09's change.
4258 * except.c (duplicate_eh_regions): Don't look for prev_try
4259 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
4261 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4264 * tree-inline.c (copy_bb): Use bsi_replace to replace a
4265 __builtin_va_arg_pack-containing call stmt.
4267 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
4269 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
4272 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4274 PR tree-optimization/33619
4275 * tree-ssa-ter.c (is_replaceable_p): Return false for all
4278 2007-10-15 David Edelsohn <edelsohn@gnu.org>
4280 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
4282 2007-10-15 Richard Guenther <rguenther@suse.de>
4284 * fold-const.c (extract_array_ref): Remove.
4285 (fold_comparison): Handle POINTER_PLUS_EXPR with the
4286 generic address expression comparison folding. Remove
4287 the folding that used extract_array_ref.
4289 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4292 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
4293 speculation type of insn can be changed before trying to do that.
4295 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
4297 * dse.c (struct insn_info): Add 'frame_read' field.
4298 (scan_insn): For the call to a const function, set frame_read if
4299 reload has been run.
4300 If the insn reads the frame, kill the frame related stores.
4301 (scan_reads_nospill): Likewise.
4303 2007-10-14 Jason Merrill <jason@redhat.com>
4305 * tree-eh.c (optimize_double_finally): Don't assume that the
4306 cleanup we're duplicating is only one statement.
4308 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
4310 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
4311 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
4312 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
4313 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
4314 tree-vect-transform.c: Fix comment typos.
4315 * doc/extend.texi: Fix a typo.
4317 * c-common.h: Remove the prototype for c_expand_body.
4318 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
4319 * tree.h: Remove the prototype for fold_build_call_expr.
4321 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
4323 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
4325 2007-10-13 David Edelsohn <edelsohn@gnu.org>
4327 * config/rs6000/aix53.h: New file.
4328 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
4329 (TARGET_ALTIVEC_ABI): Same.
4330 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
4331 (TARGET_ALTIVEC_ABI): Delete.
4332 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
4333 stanza defaulting to aix5.3.
4335 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4337 * config/i386/i386.md (SI_REG, DI_REG): New constants.
4338 (strmov): Use defined constants.
4339 (cmpstrnsi): Likewise.
4340 * config/i386/i386.c (decide_alg): Use defined constants.
4341 (ix86_expand_strlen): Likewise.
4343 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
4345 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
4346 * var-tracking.c (micro_operation_def): Update comment on u.loc.
4347 (mode_for_reg_attrs, var_lowpart): New functions.
4348 (add_uses): Consider recording a lowpart of LOC for MO_USE.
4349 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
4350 or copy is known, set LOC to the SET that performs the set, instead
4352 (find_src_status, find_src_set_src): Remove LOC parameter.
4353 Replace INSN with the source value.
4354 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
4355 handling MO_SET and MO_COPY. Update the calls to find_src_status
4356 and find_src_set_src.
4358 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4361 * config/i386/i386.md (strmov): Check for esi and edi usage.
4362 * config/i386/i386.c (decide_alg): Check whether we can use a
4363 rep prefix and adjust algorithm choice accordingly.
4364 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
4366 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4368 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
4370 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
4372 * global.c (build_insn_chain): Formatting fixes.
4374 2007-10-12 Richard Guenther <rguenther@suse.de>
4376 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
4377 combining both operands require either both have single uses
4378 or combining to a constant.
4380 2007-10-12 Richard Guenther <rguenther@suse.de>
4383 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
4384 a rhs with side-effects or which is a load.
4385 (forward_propagate_into_cond): Also try combining both operands.
4387 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
4389 PR tree-optimization/33742
4390 * tree-vect-transform.c (vectorizable_operation): Return false
4391 if get_vectype_for_scalar_type for scalar_dest can't be determined.
4392 (vectorizable_call): Same for rhs_type and lhs_type.
4394 2007-10-12 Jakub Jelinek <jakub@redhat.com>
4396 PR tree-optimization/33645
4397 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
4398 pass it to walk_tree.
4399 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
4400 When calling set_is_used on a VAR_DECL, if data is not NULL and
4401 its DECL_UID is in the bitmap, call mark_all_vars_used on its
4402 DECL_INITIAL after clearing the bit in bitmap.
4403 (remove_unused_locals): Adjust mark_all_vars_used callers.
4404 Instead of removing unused global vars from unexpanded_var_list
4405 immediately record them in bitmap, call mark_all_vars_used on
4406 all used global vars from unexpanded_var_list and only purge
4407 global vars that weren't found used even during that step.
4409 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4411 * gthr-posix.h (__gthread_active_init): Create detached instead of
4412 joinable thread when testing whether threads are active on hppa-hpux.
4413 * gthr-posix95.h (__gthread_active_init): Likewise.
4415 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4418 * global.c (build_insn_chain): Include insn that occur between
4421 2007-10-11 Tom Tromey <tromey@redhat.com>
4423 * gengtype-yacc.y: Delete.
4425 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
4427 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4428 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4429 function_value_32, function_value_64, function_value_ms_64,
4430 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4431 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4434 2007-10-11 Richard Guenther <rguenther@suse.de>
4436 * gcse.c (hash_scan_set): If the next nonnote insn is in
4437 a different basic block insert the set.
4439 2007-10-11 Richard Guenther <rguenther@suse.de>
4442 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4443 (verify_gimple_expr): Use it to verify pointer-to types for
4446 2007-10-11 Richard Guenther <rguenther@suse.de>
4449 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4450 the array element type.
4452 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4454 PR rtl-optimization/33638
4455 * dse.c (struct insn_info): Remove 'stack_read' field,
4456 add 'stack_pointer_based' field.
4457 (record_store): For a store with non-constant base, record
4458 whether it is stack pointer based.
4459 (scan_insn): For the call to a const function, remove stack
4460 pointer based stores from the list of local active stores.
4461 (scan_reads_nospill): Delete code dealing with const functions.
4463 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4465 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4467 (conflict_p, set_conflict, set_conflicts): Likewise.
4468 * global.c (global_alloc): Likewise.
4469 * ra.h: Update prototypes.
4471 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4473 * opth-gen.awk: Fixed generation of comment stating the origin
4476 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4479 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4480 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4481 and '%}', respectively.
4484 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4485 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4486 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4488 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4492 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4493 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4494 syntax for ASSEMBLER_DIALECT.
4495 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4497 2007-10-10 Revital Eres <eres@il.ibm.com>
4499 * modulo-sched.c (check_nodes_order): Dump the final order of
4501 (get_sched_window): Add dump info.
4502 (calculate_order_params): Dump order params of the nodes.
4504 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4507 * ra-conflict.c (record_one_conflict_between_regnos,
4508 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4509 (global_conflicts): Enhanced incorrect check.
4511 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4513 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4514 if flag_exceptions is not set.
4515 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4516 assemble_name rather than incorrectly emulating it.
4518 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4519 friends are removed from G++.
4521 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4523 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4524 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4525 enabling them is redundant. Don't check two times for
4528 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4530 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4532 (set_conflicts_for_earlyclobber): Likewise.
4533 (global_conflicts): Likewise.
4535 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4537 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4538 and '%}', respectively.
4540 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4542 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4543 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4545 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4548 2007-10-09 Richard Guenther <rguenther@suse.de>
4551 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4552 of referenced structure and component.
4554 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4557 * ra-conflict.c (record_one_conflict_between_regnos,
4558 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4559 (global_conflicts): Removed incorrect check.
4561 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4563 PR tree-optimization/33615
4564 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4565 if the statement might throw. Fix formatting.
4567 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4569 PR tree-optimization/33615
4570 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4571 if the rhs might throw.
4573 2007-10-09 Jan Hubicka <jh@suse.cz>
4575 * invoke.texi (align-threshold, align-loop-iterations): Document.
4576 * final.c: Include cfgloop.h, params.h
4577 (compute_alignments): Dump decisions and compare them with loop
4578 structure; honor given parameters.
4579 (pass_compute_alignments): New dump file.
4580 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4581 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4583 2007-10-09 James E. Wilson <wilson@specifix.com>
4585 PR tree-optimization/33655
4587 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4588 convert it to bitsizetype before size_binop call.
4590 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4592 PR tree-optimization/33572
4593 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4594 the absence of a corresponding edge from the exit block.
4596 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4599 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4601 (sra_build_assignment): Likewise. Set up mask depending on
4602 precision, not type.
4603 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4604 computing bit masks.
4605 (sra_build_elt_assignment): Don't view-convert from signed to
4607 (sra_explode_bitfield_assignment): Use bit-field type if
4608 possible. Use BYTES_BIG_ENDIAN.
4610 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4613 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4614 the original stmt can throw.
4615 (sra_build_bf_assignment): Fix type mismatch when applying negated
4618 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4620 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4621 '#pragma mark' to be executed at preprocessing time.
4623 2007-10-08 Ollie Wild <aaw@google.com>
4625 * varasm.c (compare_constant): Removed call to
4626 lang_hooks.expand_constant.
4627 (copy_constants): Removed call to lang_hooks.expand_constant.
4628 (compute_reloc_for_constant): Removed call to
4629 lang_hooks.expand_constant.
4630 (output_addressed_constants): Removed call to
4631 lang_hooks.expand_constant.
4632 (constructor_static_from_elts_p): Removed call to
4633 lang_hooks.expand_constant.
4634 (output_constant): Removed calls to lang_hooks.expand_constant.
4635 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4636 * langhooks-def.h (lhd_return_tree): Removed.
4637 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4638 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4639 * langhooks.c (lhd_return_tree): Removed.
4641 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4643 * combine.c (setup_incoming_promotions): Ensure that
4644 arguments that have not undergone mode promotions do not
4645 incorrectly get marked as being sign- or zero-extended.
4647 2007-10-08 Richard Guenther <rguenther@suse.de>
4652 * fold-const.c (fold_binary): Use correct types in folding
4653 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4654 and building of RROTATE_EXPR.
4656 2007-10-08 Richard Guenther <rguenther@suse.de>
4661 * fold-const.c (fold_binary): Use the correct types when
4662 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4663 (fold_binary): Use the correct types when folding
4664 (-A) - B to (-B) - A.
4665 (fold_unary): Use the correct types when folding ~(X).
4667 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4669 * doc/invoke.texi (Wall): fix formatting issues.
4671 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4673 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4674 truncated shift counts.
4676 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4678 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4679 syntax for ASSEMBLER_DIALECT.
4680 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4682 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4683 Nathan Froyd <froydnj@codesourcery.com>
4685 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4686 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4688 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4691 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4693 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4694 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4695 the function, temporarily point the debug interface to the null one.
4697 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4699 PR tree-optimization/33655
4701 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4703 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4705 PR tree-optimization/33572
4706 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4707 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4708 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4710 (copy_edges_for_bb): Handle nonlocal label edges.
4711 (make_nonlocal_label_edges): Deleted.
4712 (optimize_inline_calls): Don't call it.
4714 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4716 * gthr-single.h: Revert last change.
4718 2007-10-05 Michael Matz <matz@suse.de>
4721 * lower-subreg.c (decompose_multiword_subregs): Use
4722 validate_unshare_change().
4724 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4726 * ra-conflict.c: Include "sparseset.h".
4727 (conflicts): Change to HOST_WIDEST_FAST_INT.
4728 (allocnos_live): Redefine variable as a sparseset.
4729 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4731 (allocno_row_words): Removed global variable.
4732 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4733 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4734 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4735 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4737 (record_one_conflict): Update uses of allocnos_live to use
4738 the sparseset routines. Use set_conflicts_p.
4739 (mark_reg_store): Likewise.
4740 (set_reg_in_live): Likewise.
4741 (global_conflicts): Update uses of allocnos_live.
4742 Use the new adjacency list to visit an allocno's neighbors
4743 rather than iterating over all possible allocnos.
4744 Call set_conflicts_p to setup conflicts rather than adding
4746 * global.c: Comments updated.
4747 (CONFLICTP): Delete define.
4748 (regno_compare): New function. Add prototype.
4749 (global_alloc): Sort the allocno to regno mapping according to
4750 which basic blocks the regnos are referenced in. Modify the
4751 conflict bit matrix to a compressed triangular bitmatrix.
4752 Only allocate the conflict bit matrix and adjacency lists if
4753 we are actually going to allocate something.
4754 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4755 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4756 allocno's neighbors rather than iterating over all possible allocnos.
4757 (mirror_conflicts): Removed function.
4758 (dump_conflicts): Iterate over regnos rather than allocnos so
4759 that all dump output will be sorted by regno number.
4760 Use the FOR_EACH_CONFLICT macro.
4761 * ra.h: Comments updated.
4762 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4763 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4765 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4766 (adjacency_list_d, adjacency_iterator_d): New types.
4767 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4768 adjacency_iter_next, regno_basic_block): New static inline functions.
4769 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4770 (conflict_p): Add function prototype.
4771 * sparseset.h, sparseset.c: New files.
4772 * Makefile.in (OBJS-common): Add sparseset.o.
4773 (sparseset.o): New rule.
4775 2007-10-05 Richard Guenther <rguenther@suse.de>
4778 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4781 2007-10-05 Michael Matz <matz@suse.de>
4784 * function.c (match_asm_constraints_1): Check for input
4785 being used in the outputs.
4787 2007-10-05 Richard Guenther <rguenther@suse.de>
4789 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4791 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4794 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4795 subset checks. Make the cost of FPR -> FPR moves depend on
4796 mips_mode_ok_for_mov_fmt_p.
4798 2007-10-04 Doug Kwan <dougkwan@google.com>
4800 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4801 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4802 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4803 support of conditional variables.
4804 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4805 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4806 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4807 support of conditional variables.
4808 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4809 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4810 conditional variables.
4811 * gthr.h: Update comments to document new interface.
4813 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4815 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4817 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4819 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4821 2007-10-04 Richard Guenther <rguenther@suse.de>
4824 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4825 does not need to be of INTEGER_TYPE.
4826 (verify_gimple_2): New function split out from ...
4827 (verify_gimple_1): ... here. ICE if there was an error during
4830 2007-10-04 Michael Matz <matz@suse.de>
4832 PR rtl-optimization/33653
4833 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4834 * dse.c (scan_insn): Same.
4836 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4838 * config.gcc: Remove USE_GAS for m68k targets.
4840 2007-10-04 Richard Guenther <rguenther@suse.de>
4842 PR tree-optimization/33627
4843 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4844 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4846 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4847 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4849 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4851 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4852 commands_in_epilogues): Remove variables.
4853 (avr_file_start): Remove unneded initializations of commands_in_file,
4854 commands_in_prologues and commands_in_epilogues variables.
4855 (avr_file_end): Remove dead code.
4857 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4859 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4860 MOTOROLA is to true.
4862 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4865 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4866 (mips_split_doubleword_move): ...this.
4867 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4868 use natural endianness for multi-format FPR values.
4869 (mips_split_64bit_move): Rename to...
4870 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4871 Use move_doubleword_fpr* patterns for moves involving FPRs.
4872 (mips_save_reg): Update the call to mips_split_64bit_move.
4873 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4874 nonzero constant into an FPR if the constant can be forced to memory.
4875 * config/mips/mips.md: Update the splitter calls to
4876 mips_split_64bit_move.
4877 (UNSPEC_LOAD_DF_LOW): Rename to...
4878 (UNSPEC_LOAD_LOW): ...this.
4879 (UNSPEC_LOAD_DF_HIGH): Rename to...
4880 (UNSPEC_LOAD_HIGH): ...this.
4881 (UNSPEC_STORE_DF_HIGH): Rename to...
4882 (UNSPEC_STORE_WORD): ...this.
4883 (SPLITF): New mode iterator.
4884 (HALFMODE): New mode attribute.
4885 (movtf): New expander.
4886 (*movtf_internal): New define_insn_and_split.
4887 (move_doubleword_fpr<mode>): New expander.
4888 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4890 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4891 (mfhc1<mode>): ...these more general patterns.
4893 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4895 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4897 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4899 * gcse.c (hash_scan_set): Insert set in insn before note at
4900 the end of basic block.
4902 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4904 PR tree-optimization/33576
4905 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4906 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4907 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4908 (remove_iv): Declared.
4909 * lambda-code.c (remove_iv): Not static.
4910 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4911 Don't remove ivs there, save ivs in the buffer.
4913 2007-10-03 Jason Merrill <jason@redhat.com>
4916 * tree-eh.c (same_handler_p): New fn.
4917 (optimize_double_finally): New fn.
4918 (refactor_eh_r): New fn.
4919 (refactor_eh): New fn.
4920 (pass_refactor_eh): New pass.
4921 * tree-pass.h: Declare it.
4922 * passes.c (init_optimization_passes): Add it.
4924 2007-10-03 Doug Kwan <dougkwan@google.com>
4925 Richard Guenther <rguenther@suse.de>
4928 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4929 be conservative instead.
4931 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4934 * doc/invoke.texi (-fwhole-program): Document that Fortran
4935 doesn't support this option.
4937 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4940 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4942 2007-10-02 David Daney <ddaney@avtrex.com>
4944 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4945 against constant zero.
4946 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4949 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4951 * ra-conflict.c: New file.
4953 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4954 usage to DF_LIVE usage.
4955 (reload): Remove reference to df_get_live_top.
4956 * rtlanal.c (subreg_nregs_with_regno): New function.
4957 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4958 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4959 (df_has_eh_preds): Removed.
4960 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4961 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4963 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4964 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4965 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4966 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4967 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4968 (global_alloc): Turn off rescanning insns after call to
4969 global_conflicts and added call to set_preferences.
4970 (global_conflicts): Moved to ra-alloc.c.
4971 (set_preferences_1, set_preferences): New function.
4972 (mirror_conflicts): Changed types for various variables.
4973 (mark_elimination): Change DF_RA_LIVE
4974 usage to DF_LIVE usage.
4975 (build_insn_chain): Rewritten from scratch and made local.
4976 (print_insn_chain, print_insn_chains): New functions.
4977 (dump_conflicts): Do not print conflicts for fixed_regs.
4978 (rest_of_handle_global_alloc): Turn off insn rescanning.
4979 * hard-reg-set.h: Fixed comment.
4980 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4981 usage to DF_LIVE usage and delete refs to TOP sets.
4982 (block_alloc): Mark regs as live if they are in the artificial
4983 defs at top of block.
4984 (find_stack_regs): New function.
4985 (rest_of_handle_local_alloc): Changed urec problem to live
4986 problem and do not turn off df rescanning.
4987 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4988 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4989 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4990 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4991 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4992 fields in df_ref_flags. The rest have been renumbered.
4993 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4995 * rtl.h (subreg_nregs_with_regno): New function.
4996 * df-problems.c: (df_get_live_out, df_get_live_in,
4997 df_get_live_top): Removed reference to DF_RA_LIVE.
4998 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4999 df_live_alloc, df_live_reset, df_live_local_finalize,
5000 df_live_free): Make top set only if different from in set.
5001 (df_lr_top_dump, df_live_top_dump): Only print top set if
5002 different from in set.
5003 (df_lr_bb_local_compute): Removed unnecessary check.
5004 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
5005 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
5006 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
5007 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
5008 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
5009 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
5010 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
5011 df_urec_add_problem): Removed.
5012 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
5014 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
5015 * basic_block.h (bb_has_abnormal_pred): New function.
5016 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
5017 usage to DF_LIVE usage.
5019 2007-10-02 Revital Eres <eres@il.ibm.com>
5021 * config/rs6000/predicates.md (easy_vector_constant): Return false
5022 for 750CL paired vectors.
5023 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
5025 (vec_initv2sf): Add new description.
5026 (vconcatsf): Likewise.
5027 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
5028 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
5030 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5032 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
5033 sinking the last stmt in a BB.
5035 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5038 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
5039 (sra_hash_tree): Handle BIT_FIELD_REFs.
5040 (sra_elt_hash): Don't hash bitfld blocks.
5041 (sra_elt_eq): Skip them in parent compares as well. Handle
5043 (build_element_name_1): Handle BIT_FIELD_REFs.
5044 (instantiate_element): Propagate nowarn from parents. Create
5045 BIT_FIELD_REF for variables that are widened by scalarization.
5046 Gimple-zero-initialize all bit-field variables that are not
5047 part of parameters that are going to be scalarized on entry.
5048 (instantiate_missing_elements_1): Return the sra_elt.
5049 (canon_type_for_field): New.
5050 (try_instantiate_multiple_fields): New. Infer widest possible
5051 access mode from decl or member type, but clip it at word
5052 size, and only widen it if a field crosses an alignment boundary.
5053 (instantiate_missing_elements): Use them.
5054 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5055 (scalar_bitfield_p): New.
5056 (sra_build_assignment): Optimize assignments from scalarizable
5057 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
5059 (sra_build_bf_assignment): New. Optimize assignments to
5060 scalarizable BIT_FIELD_REFs.
5061 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
5062 assignments to full variables.
5063 (generate_copy_inout): Use the new macros and functions.
5064 (generate_element_copy): Likewise. Handle bitfld differences.
5065 (generate_element_zero): Don't recurse for blocks. Use
5066 sra_build_elt_assignment.
5067 (generate_one_element_init): Take elt instead of var. Use
5068 sra_build_elt_assignment.
5069 (generate_element_init_1): Adjust.
5070 (bitfield_overlap_info): New struct.
5071 (bitfield_overlaps_p): New.
5072 (sra_explode_bitfield_assignment): New. Adjust widened
5073 variables to account for endianness.
5074 (sra_sync_for_bitfield_assignment): New.
5075 (scalarize_use): Re-expand assignment to/from scalarized
5076 BIT_FIELD_REFs. Explode or sync needed members for
5077 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
5078 (scalarize_copy): Use REPLDUP.
5079 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
5080 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5082 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
5084 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
5085 Rename CR_* constants to CMP_*. Fix spacing.
5087 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5090 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
5091 to be processed with the special script doc/install.texi2html.
5093 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5095 * doc/invoke.texi (Wall): List the options enabled by Wall.
5096 (Wstrict-aliasing): Add missing @option.
5098 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
5100 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
5101 rather than gen_lowpart to change a register from DImode to DFmode.
5102 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
5103 both FROM and TO are integer modes that are no bigger than 4 bytes.
5104 (mips_mode_ok_for_mov_fmt_p): New function.
5105 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
5106 (mips_secondary_reload_class): Tweak formatting and comments.
5107 Use reg_class_subset_p instead of direct comparisons with
5108 classes. Only allow direct FPR<->FPR moves for modes that
5109 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
5110 for 4- and 8-byte types. Handle reloads in which X is an FPR.
5111 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
5112 (*movdi_64bit): Likewise.
5113 (*movsi_internal): Likewise.
5114 (*movhi_internal): Likewise.
5115 (*movqi_internal): Likewise.
5117 2007-09-30 Diego Novillo <dnovillo@google.com>
5120 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
5123 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
5125 PR tree-optimization/33597
5126 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
5127 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
5129 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
5131 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
5132 instead of variants of (!reload_in_progress && !reload_completed).
5133 (x86_expand_vector_move): Ditto.
5135 2007-09-28 Ollie Wild <aaw@google.com>
5138 2007-09-27 Ollie Wild <aaw@google.com>
5140 * varasm.c (compare_constant): Removed call to
5141 lang_hooks.expand_constant.
5142 (copy_constants): Removed call to lang_hooks.expand_constant.
5143 (compute_reloc_for_constant): Removed call to
5144 lang_hooks.expand_constant.
5145 (output_addressed_constants): Removed call to
5146 lang_hooks.expand_constant.
5147 (constructor_static_from_elts_p): Removed call to
5148 lang_hooks.expand_constant.
5149 (output_constant): Removed calls to lang_hooks.expand_constant.
5150 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5151 * langhooks-def.h (lhd_return_tree): Removed.
5152 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5153 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5154 * langhooks.c (lhd_return_tree): Removed.
5156 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5159 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
5160 argument to gen_selb.
5162 2007-09-28 Chao-ying Fu <fu@mips.com>
5164 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
5165 * doc/libgcc.texi (Fixed-point fractional library routines):
5166 Fix typos for neg and cmp functions.
5168 2007-09-28 Michael Matz <matz@suse.de>
5170 PR rtl-optimization/33552
5171 * function.c (match_asm_constraints_1): Check for overlap in
5172 inputs and replace all occurences.
5174 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
5176 * config/mips/mips.c (override_options): Fix comment typo.
5178 2007-09-28 Jie Zhang <jie.zhang@analog.com>
5180 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
5181 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
5182 * config/bfin/t-bfin-linux (crti.o): Don't build.
5184 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5185 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
5187 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5189 2007-09-27 Ollie Wild <aaw@google.com>
5191 * varasm.c (compare_constant): Removed call to
5192 lang_hooks.expand_constant.
5193 (copy_constants): Removed call to lang_hooks.expand_constant.
5194 (compute_reloc_for_constant): Removed call to
5195 lang_hooks.expand_constant.
5196 (output_addressed_constants): Removed call to
5197 lang_hooks.expand_constant.
5198 (constructor_static_from_elts_p): Removed call to
5199 lang_hooks.expand_constant.
5200 (output_constant): Removed calls to lang_hooks.expand_constant.
5201 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5202 * langhooks-def.h (lhd_return_tree): Removed.
5203 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5204 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5205 * langhooks.c (lhd_return_tree): Removed.
5207 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5210 * expr.c (emit_group_load_1): Split constant double when destination
5211 length is half source length.
5213 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
5215 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
5216 (mips_cpu_info): Add tune_flags.
5217 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
5218 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
5220 (override_options): Remove deprecation code. Use branch-likely
5221 instructions for optimize_size or if the tuning flags do not
5222 suggest otherwise. Tweak warning.
5223 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
5225 2007-09-27 Matthias Klose <doko@ubuntu.com>
5227 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
5228 multilib osdirname if it exists.
5229 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
5231 2007-09-27 Ian Lance Taylor <iant@google.com>
5233 PR tree-optimization/33565
5234 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
5235 assignments of comparisons.
5236 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
5237 parameter. Change caller. Defer overflow warnings around call to
5239 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
5240 TREE_NO_WARNING is set on the statement.
5241 * tree-ssa-forwprop.c
5242 (tree_ssa_forward_propagate_single_use_vars): Don't test
5243 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
5244 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5246 2007-09-27 Joseph Myers <joseph@codesourcery.com>
5248 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
5249 reduce offset by units of 0x10000 for SPE vector modes or modes
5250 used with E500 double instructions.
5252 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
5254 * simplify-rtx.c (comparison_result): New.
5255 (simplify_const_relational_operation): Use it instead of the five
5256 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
5257 Improve bounds-checking optimizations; remove subsumed POPCOUNT
5258 optimizations. Extract nonzero_address_p optimizations into a
5259 separate "if" together with optimizations where op1 is const0_rtx.
5260 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
5261 floating-point arguments too when appropriate. Hoist test for ABS
5262 outside the final switch statement.
5263 * cse.c (fold_rtx): Don't look for an IOR equivalent of
5264 folded_arg0 if we found a constant equivalent. Remove
5265 transformations done in simplify-rtx.c for "op0 RELOP op0".
5267 2007-09-27 Jakub Jelinek <jakub@redhat.com>
5269 * builtins.c (expand_builtin, expand_builtin_object_size,
5270 expand_builtin_memory_chk, maybe_emit_chk_warning,
5271 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
5273 * expr.c (expand_expr_real_1): Likewise.
5274 * langhooks-def.h (struct diagnostic_info): Add forward decl.
5275 (lhd_print_error_function): Add third argument.
5276 * langhooks.h (struct diagnostic_info): Add forward decl.
5277 (struct lang_hooks): Add third argument to print_error_function.
5278 * diagnostic.h (diagnostic_info): Add abstract_origin field.
5279 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
5281 (diagnostic_report_current_function): Likewise.
5282 * toplev.c (announce_function): Pass NULL as second argument to
5283 diagnostic_set_last_function.
5284 * diagnostic.c (diagnostic_report_current_function): Add second
5285 argument, pass it as third argument to lang_hooks.print_error_function.
5286 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
5287 to diagnostic_report_current_function.
5288 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
5289 and message.abstract_origin.
5290 (verbatim): Initialize abstract_origin.
5291 * pretty-print.h (text_info): Add abstract_origin field.
5292 * pretty-print.c (pp_base_format): Handle %K.
5293 * langhooks.c (lhd_print_error_function): Add third argument. If
5294 diagnostic->abstract_origin, print virtual backtrace.
5295 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5296 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
5297 (init_dynamic_diag_info): Likewise.
5299 2007-09-26 David Daney <ddaney@avtrex.com>
5302 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
5303 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
5304 sync_old_nand<mode>, sync_new_nand<mode>,
5305 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
5306 Update length attributes.
5307 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
5308 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
5310 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
5311 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
5312 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
5315 2007-09-26 Richard Guenther <rguenther@suse.de>
5317 PR tree-optimization/33563
5318 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
5319 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
5321 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
5322 get_use_of_stmt_lhs.
5324 2007-09-26 Joseph Myers <joseph@codesourcery.com>
5327 * c-common.c (complete_array_type): Diagnose too-large arrays and
5328 set type to error_mark_node.
5330 2007-09-26 Richard Guenther <rguenther@suse.de>
5332 PR tree-optimization/30375
5333 PR tree-optimization/33560
5334 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
5338 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
5340 * tree-ssa-dse.c (aggregate_vardecl_d): New.
5341 (dse_global_data): Add aggregate_vardecl field.
5342 (dse_possible_dead_store_p): New.
5343 Add prev_defvar variable.
5344 Allow immediate uses and previous immediate uses to differ
5345 if they are setting different parts of the whole.
5346 (get_aggregate_vardecl): New.
5347 (dse_record_partial_aggregate_store): New.
5348 (dse_whole_aggregate_clobbered_p): New.
5349 (dse_partial_kill_p): New.
5350 Call dse_maybe_record_aggregate_store().
5351 When checking whether a STMT and its USE_STMT refer to the
5352 same memory address, check also for partial kills that clobber
5354 Move some variable definitions to the block where they are used.
5355 (aggregate_vardecl_hash): New.
5356 (aggregate_vardecl_eq): New.
5357 (aggregate_vardecl_free): New.
5358 (aggregate_whole_store_p): New.
5359 (tree_ssa_dse): Initialize and free aggregate_vardecl.
5360 Mark which aggregate stores we care about.
5362 2007-09-25 DJ Delorie <dj@redhat.com>
5365 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
5367 2007-09-25 Michael Meissner <michael.meissner@amd.com>
5370 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
5371 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
5372 for vector int32 -> int64 conversions. Don't write beyond the end
5373 of the allocated vector for int32 -> int64 conversions.
5375 2007-09-25 Revital Eres <eres@il.ibm.com>
5377 * config/rs6000/paired.h (paired_sel): New.
5378 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
5379 (rs6000_expand_ternop_builtin): Pass zero const_double operand
5380 when expanding selv2sf.
5381 * config/rs6000/rs6000.h (rs6000_builtins): Add
5382 PAIRED_BUILTIN_SELV2SF4.
5384 2007-09-25 Joseph Myers <joseph@codesourcery.com>
5387 * c-typeck.c (default_conversion): Call require_complete_type
5388 before perform_integral_promotions.
5389 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
5390 (build_c_cast): Call require_complete_type except for casts to
5392 (convert_for_assignment): Call require_complete_type.
5394 2007-09-25 Revital Eres <eres@il.ibm.com>
5396 * config/spu/spu.md: Fix doloop pattern.
5398 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
5400 * config/bfin/bfin.c (expand_prologue_reg_save,
5401 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
5402 and ASTAT moved here...
5403 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
5404 ... from here. New argument ALL; callers changed.
5405 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
5406 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
5407 have the "saveall" attribute.
5409 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
5411 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5413 (INCOMING_REGNO, OUTGOING_REGNO): Define.
5414 * config/mmix/mmix.c (mmix_opposite_regno): New function.
5415 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
5417 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
5418 with REG_P tests before REGNO access.
5420 2007-09-24 DJ Delorie <dj@redhat.com>
5423 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5425 (movqicc_<code>_<mode>): Likewise.
5426 (movhicc_<code>_<mode>): Likewise.
5428 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5431 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5432 register for reload.
5434 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5437 * config/i386/i386.c (ix86_comp_type_attributes): Check
5440 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5442 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5443 "move.l %a4,%a4" to produce nops.
5444 * config/m68k/m68k.c (override_options): Reset align options,
5445 if neccessary align macro isn't avaible.
5447 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5449 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5451 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5453 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5455 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5456 reload is completed.
5457 (peephole pattern): Convert most of them to RTL peephole pattern.
5459 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5461 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5462 (moved from fp compare patterns).
5463 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5464 Cleanup predicates to relieve reload.
5465 (conditional_trap): Reject conditional trap with fp condition.
5466 * config/m68k/predicates.md (fp_src_operand): New, reject
5467 certain constants early.
5469 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5471 * final.c (final_scan_insn): Remove accidentally duplicated code.
5473 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5475 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5476 Allow --with-tune=cell and --with-cpu=cell.
5478 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5480 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5481 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5483 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5485 (TARGET_BUILTIN_RECIPROCAL): Use it.
5486 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5487 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5488 (rs6000_emit_swrsqrtsf): New.
5489 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5491 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5492 (divsf3): Remove swdiv support.
5495 (rsqrt_internal1): New.
5496 (divdf3): Remove swdiv support.
5499 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5502 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5504 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5505 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5506 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5507 lang_hooks.type.type_hash_eq in addition to generic tests.
5509 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5510 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5512 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5513 reflect the cost per call to a target specific builtin.
5514 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5515 call to a target specific builtin, then use target_builtin_call_cost.
5516 (init_inline_once): Initialize target_builtin_call_cost field.
5518 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5521 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5524 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5526 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5527 * configure: Regenerated.
5529 2007-09-23 Ollie Wild <aaw@google.com>
5531 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5533 (get_pointer_modulus_and_residue): New function.
5535 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5537 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5538 combine an SC return value into a single register.
5540 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5542 * opth-gen.awk (target_flags_explicit): Declare.
5543 * toplev.h (target_flags_explicit): Delete declaration.
5544 * toplev.c (target_flags): Likewise.
5545 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5546 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5547 Never return true for TARGET_MIPS16.
5548 * config/mips/mips.c (mips_llsc): Delete.
5549 (mips_handle_option): Remove -mllsc handling.
5550 (mips_strip_unspec_address): Tweak comment.
5551 * config/mips/mips.opt (mllsc): Use a target mask.
5553 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5555 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5556 word_mode as well as Pmode.
5558 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5560 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5561 parameters from word_mode to the subword type if such a truncation
5564 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5566 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5567 * configure: Regenerated.
5569 2007-09-23 Jan Hubicka <jh@suse.cz>
5571 * params.def (INLINE_CALL_COST): Set to 12.
5572 * invoke.texi (inline-call-cost): Update default value.
5574 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5576 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5578 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5579 Revital Eres <eres@il.ibm.com>
5581 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5582 checks whether the count_reg is found outside the control part.
5584 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5586 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5587 instead of checking CALL_EXPR_FN directly to test for builtins.
5588 If error or warning attributes are present, print
5589 error resp. warning.
5590 * c-common.c (handle_error_attribute): New function.
5591 (c_common_attribute_table): Add error and warning
5593 * doc/extend.texi: Document error and warning attributes.
5595 * tree.h (block_nonartificial_location): New prototype.
5596 * tree.c (block_nonartificial_location): New function.
5597 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5598 if artificial attribute is present on abstract inline decl.
5599 * c-common.c (handle_artificial_attribute): New function.
5600 (c_common_attribute_table): Add artificial attribute.
5601 * final.c (override_filename, override_linenum): New variables.
5602 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5603 and override_linenum if inside of a block inlined from
5604 __attribute__((__artificial__)) function.
5605 (notice_source_line): Honor override_filename and override_linenum.
5606 * doc/extend.texi: Document __attribute__((__artificial__)).
5607 * config/i386/emmintrin.h: Add __artificial__ attribute to
5608 all __always_inline__ functions.
5609 * config/i386/mmintrin.h: Likewise.
5610 * config/i386/tmmintrin.h: Likewise.
5611 * config/i386/mm3dnow.h: Likewise.
5612 * config/i386/pmmintrin.h: Likewise.
5613 * config/i386/ammintrin.h: Likewise.
5614 * config/i386/xmmintrin.h: Likewise.
5615 * config/i386/smmintrin.h: Likewise.
5616 * config/i386/bmmintrin.h: Likewise.
5617 * config/i386/mmintrin-common.h: Likewise.
5620 * expr.c (expand_constructor): New function.
5621 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5622 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5625 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5627 * config/mips/mips.c (dump_constants_1): Generalize to include
5628 fractional and accumulator modes.
5630 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5632 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5633 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5635 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5636 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5638 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5640 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5642 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5643 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5645 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5646 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5647 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5649 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5651 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5652 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5653 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5655 2007-09-22 Jason Merrill <jason@redhat.com>
5658 * attribs.c (lookup_attribute_spec): Split out...
5659 (decl_attributes): From here.
5660 * tree.h: Declare it.
5662 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5664 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5666 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5668 * tree-inline.c (remap_type_1): Correctly chain variants.
5670 2007-09-22 Richard Guenther <rguenther@suse.de>
5672 PR tree-optimization/33146
5673 * fold-const.c (fold_binary): Use the original tree for negating.
5674 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5675 also changes "sign".
5677 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5680 * except.c (finish_eh_generation): Call commit_edge_insertions if
5681 there are insns queued on the entry edge.
5682 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5685 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5687 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5689 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5691 * config/i386/i386.c: Delete trailing whitespace.
5692 * config/i386/i386.h: Ditto.
5693 * config/i386/bmmintrin.h: Ditto.
5694 * config/i386/sync.md: Ditto.
5695 * config/i386/ppro.md: Ditto.
5696 * config/i386/mmx.md: Ditto.
5697 * config/i386/constraints.md: Ditto.
5698 * config/i386/sse.md: Ditto.
5699 * config/i386/athlon.md: Ditto.
5700 * config/i386/i386.md: Ditto.
5702 2007-09-21 Richard Guenther <rguenther@suse.de>
5704 PR tree-optimization/33508
5705 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5706 quadratic loop by keeping a bitmap of variables we have
5707 to clobber all subvariables for.
5708 (set_initial_properties): Likewise.
5710 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5712 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5714 2007-09-20 Nigel Stephens <nigel@mips.com>
5715 Chao-ying Fu <fu@mips.com>
5717 * c-decl.c (finish_declspecs): When _Sat is used without
5718 _Fract or _Accum, set the default type to cts_fract.
5719 This avoids a warning of "type defaults to int".
5721 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5723 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5724 bit-fields wider than one bit.
5726 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5729 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5731 * dbxout.c (dbxout_type): Likewise.
5735 * gimplify.c (gimplify_vla_decl): New function.
5736 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5738 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5740 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5742 * doc/invoke.texi (-minterlink-mips16): Document.
5743 * config/mips/mips.opt (minterlink-mips16): New option.
5744 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5747 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5749 * doc/extend.texi (Attribute Syntax): Remove old speculative
5752 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5754 * combine.c: Include cgraph.h.
5755 (setup_incoming_promotions): Rework to allow more aggressive
5756 elimination of sign extensions when all call sites of the
5757 current function are known to lie within the current unit.
5759 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5761 * dse.c (find_shift_sequence): No-op rework of control flow.
5763 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5765 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5766 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5768 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5770 * cfgexpand.c (dump_stack_var_partition): Use the correct
5771 index for the offset.
5773 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5775 * config/mips/sde.h: Switch to GPLv3.
5777 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5779 * tree-sra.c (decide_block_copy): Decide if there are groups.
5781 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5783 * config/m68k/m68k.c (output_move_himode): Remove jump table
5785 config/m68k/m68k.md (lea): Likewise.
5786 * config/m68k/m68k.c (print_operand_address): Use simple pc
5787 relative addressing.
5789 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5791 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5792 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5794 (asm_insn_count): Pass template as second argument to it.
5795 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5796 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5797 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5798 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5799 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5800 (sh_insn_length_adjustment): Pass template as second argument to it.
5801 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5803 * config/bfin/bfin.md (define_asm_attributes): New.
5805 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5807 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5809 * config/bfin/print-sysroot-suffix.sh: New.
5810 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5811 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5812 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5813 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5814 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5815 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5816 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5817 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5818 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5819 (linux-sysroot-suffix.h): New target.
5820 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5821 (mspecld-anomaly): Likewise.
5822 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5823 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5824 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5825 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5826 (bfin_si_revision): Declare.
5827 (bfin_workarounds): Declare.
5828 (WA_SPECULATIVE_LOADS): Define.
5829 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5830 (WA_SPECULATIVE_SYNCS): Define.
5831 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5832 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5833 (LIB_SPEC): Add %s to the linker scripts.
5834 Use proper linker script for bf522, bf525, bf527,
5835 bf538, bf539, bf542, bf544, bf548, and bf549.
5836 * config/bfin/bfin.c (bfin_si_revision): Define.
5837 (bfin_workarounds): Define.
5838 (struct bfin_cpu): New.
5840 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5841 (override_options): Set bfin_workarounds.
5842 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5843 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5844 ENABLE_WA_SPECULATIVE_LOADS.
5845 (bfin_reorg): Likewise.
5846 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5847 macros for bf522, bf525, bf527, bf538, bf539,
5848 bf542, bf544, bf548, and bf549.
5849 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5850 Don't define __ID_SHARED_LIB__ when -msep-data.
5851 (TARGET_DEFAULT): Define as 0.
5852 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5853 * doc/invoke.texi (Blackfin Options): Document silicon
5854 revision part of -mcpu option and it now accepts bf522, bf525,
5855 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5857 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5859 * alias.c (memory_modified_1): Deconstify.
5860 (memory_modified_in_insn_p): Don't use const_note_stores.
5861 * rtl.h (const_note_stores): Delete.
5862 * rtlanal.c (const_note_stores): Likewise.
5864 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5866 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5869 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5873 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5874 (addsi_small_int): Likewise.
5875 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5876 (one_cmplsi2): Likewise.
5878 (enter_func): Expand insn using hard_frame_pointer_rtx and
5881 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5882 hard_frame_pointer_rtx instead of using REGNO() check.
5883 Properly sign extend GEN_INT() argument.
5885 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5887 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5889 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5890 alternatives with just jcc.
5891 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5892 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5893 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5894 dbge_hi, dbge_si): Likewise.
5896 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5898 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5899 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5900 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5901 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5902 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5904 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5906 * config/m68k/m68k-devices.def (51qe): New device.
5907 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5908 to all uses of FL_FOR_isa_c for compatibility.
5909 (all_microarchs): Add cfv1 microarchitecture.
5910 (m68k_handle_option): Handle m51qe option.
5911 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5912 (TUNE_CFV1): New macro.
5913 (enum uarch_type): Add ucfv1.
5914 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5916 2007-09-18 Richard Guenther <rguenther@suse.de>
5918 PR tree-optimization/31863
5919 * tree-ssa-structalias.c (create_variable_info_for): Always
5920 free the fieldstack.
5922 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5924 * opts.c (decode_options): Enable vectorization under -O3.
5926 2007-09-18 Richard Guenther <rguenther@suse.de>
5928 PR tree-optimization/33340
5929 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5930 SSA_NAMEs that occur in abnormal PHI nodes.
5932 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5934 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5935 Don't use const_get_call_expr_in.
5936 * tree-gimple.c (const_get_call_expr_in): Delete.
5937 * tree-gimple.h (const_get_call_expr_in): Likewise.
5939 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5941 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5942 not yet have a basic block.
5943 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5945 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5947 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5948 to both ".section"s.
5950 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5952 * config/mips/mips.c (mips_output_mi_thunk): Use
5953 mips_function_ok_for_sibcall and const_call_insn_operand
5954 to determine if a direct sibcall is allowed. Use
5955 mips_classify_symbol to determine a global pointer is needed.
5957 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5959 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5961 2007-09-17 Chao-ying Fu <fu@mips.com>
5962 Nigel Stephens <nigel@mips.com>
5964 * config/fixed-bit.h: New file.
5965 * config/fixed-bit.c: New file.
5966 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5968 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5970 * c-format.h (format_kind_info): Add alloc_char field.
5971 * c-format.c (scanf_flag_specs): Add 'm'.
5972 (scanf_flag_pairs): Add 'a', 'm' pair.
5973 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5974 (format_types_orig): Add alloc_char fields.
5975 (check_format_info_main): Rename aflag to alloc_flag.
5976 Handle fki->alloc_char. modifier after width and before length
5977 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5978 length modifiers as well.
5979 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5982 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5983 returned by build_call_expr.
5985 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5987 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5988 NULL for variable-sized records too.
5989 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5991 2007-09-17 Tom Tromey <tromey@redhat.com>
5993 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5994 (c_builtin_function): Likewise.
5995 (grokdeclarator): Likewise.
5997 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5999 PR rtl-optimization/26449
6000 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
6001 (seq_insns_valid_p): Removed.
6003 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
6005 * tree-nomudflap.c (gate_mudflap): New static function.
6006 (pass_mudflap_1): Use it as gate function.
6007 (pass_mudflap_2): Likewise.
6009 2007-09-17 Jan Hubicka <jh@suse.cz>
6013 * loop-invariant.c (move_invariant_reg): Unshare sequence.
6015 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
6017 PR tree-optimization/33319
6018 * tree-vect-analyze.c (vect_same_range_drs): New.
6019 (vect_vfa_range_equal): New.
6020 (vect_is_duplicate_ddr): Removed.
6021 (vect_mark_for_runtime_alias_test): Do not perform marking when
6022 optimizing for size or max_param for alias checking is zero.
6023 Move the function before vect_analyze_data_ref_dependence.
6024 (vect_analyze_data_ref_dependence): Add call to
6025 vect_mark_for_runtime_alias_test in two cases when dependence
6027 (vect_analyze_data_ref_dependences): Do not call to
6028 vect_mark_for_runtime_alias_test.
6029 (vect_prune_runtime_alias_test_list): New.
6030 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
6031 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6032 Update vec_outside_cost.
6033 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
6034 (vect_create_cond_for_alias_checks): Build the base address of data
6035 reference from DR_GROUP_FIRST_DR.
6036 (vect_loop_versioning): New.
6037 (vect_transform_loop): Add a call to vect_loop_versioning.
6038 Remove factored out code.
6040 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6043 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
6046 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6048 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
6049 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
6050 Fix the call to insn_rtx_cost. Skip access sizes that require a
6051 real truncation of the store register. Use convert_move instead
6052 of gen_lowpart when narrowing the result.
6053 (replace_read): Use convert_move instead of gen_lowpart when
6054 narrowing the store rhs.
6056 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6058 * config/mips/mips.md (SHORT): Fix long line.
6059 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
6060 to QImode and HImode.
6062 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6064 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
6066 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
6068 * tree-parloops.c: New file.
6069 * tree-ssa-operands.h (free_stmt_operands): Declare.
6070 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
6072 * tree-pass.h (pass_parallelize_loops): Declare.
6073 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
6075 (build_omp_regions_1): Allow analysing just a single OMP region and
6077 ( build_omp_regions_root, omp_expand_local): New functions.
6078 (build_omp_regions): Add argument to build_omp_regions_1 call.
6079 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
6080 autoparallelization is run.
6081 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
6082 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
6083 pass_parallelize_loops): New.
6084 * common.opt (ftree-parallelize-loops): New.
6085 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
6086 parallelize_loops): Declare.
6087 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
6088 * Makefile.in (tree-parloops.o): Added.
6089 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
6091 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
6092 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
6093 one extra edge as well.
6094 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
6095 Use VEC_free to free doms vector.
6096 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
6097 operands. Recompute operand caches in the new function.
6098 (move_sese_region_to_fn): Update loop info.
6099 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
6100 * tree-ssa-operands.c (free_stmt_operands): New function.
6102 * doc/passes.texi: Document autoparallelization.
6103 * doc/invoke.texi (-ftree-parallelize-loops): New option.
6105 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6108 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
6111 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
6113 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
6114 the VEC is not NULL.
6115 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
6116 get_vectype_for_scalar_type succeeded.
6117 (vectorizable_conversion): Likewise.
6119 2007-09-14 Jan Hubicka <jh@suse.cz>
6121 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
6124 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
6127 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
6128 register when operands[2] equals operands[1].
6129 (remainderxf3): Ditto.
6131 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
6132 Nigel Stephens <nigel@mips.com>
6134 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
6135 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
6136 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
6137 (_Unwind_ForcedUnwind): Likewise.
6138 (_Unwind_Resume): Likewise.
6139 (_Unwind_Resume_or_Rethrow): Likewise.
6140 (_Unwind_Backtrace): Likewise.
6141 (_Unwind_SjLj_RaiseException): Likewise.
6142 (_Unwind_SjLj_ForcedUnwind): Likewise.
6143 (_Unwind_SjLj_Resume): Likewise.
6144 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
6145 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
6147 (_Unwind_ForcedUnwind): Likewise.
6148 (_Unwind_Resume): Likewise.
6149 (_Unwind_Resume_or_Rethrow): Likewise.
6150 (_Unwind_Backtrace): Likewise.
6151 * unwind-compat.c (_Unwind_Backtrace): Likewise.
6152 (_Unwind_ForcedUnwind): Likewise.
6153 (_Unwind_RaiseException): Likewise.
6154 (_Unwind_Resume): Likewise.
6155 (_Unwind_Resume_or_Rethrow): Likewise.
6157 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
6158 nomips16 mode when IN_LIBGCC2 with hard float.
6160 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
6162 * config/mips/sdemtk.opt: Update to GPLv3.
6163 * config/mips/sdemtk.h: Likewise.
6165 2007-09-14 Nigel Stephens <nigel@mips.com>
6167 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
6168 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
6169 for mipsisa32-*-linux*.
6171 2007-09-14 Nigel Stephens <nigel@mips.com>
6172 David Ung <davidu@mips.com>
6173 Thiemo Seufer <ths@mips.com>
6174 Richard Sandiford <richard@codesourcery.com>
6176 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
6177 * configure.ac: Add a mipssde threading type.
6178 * configure: Regenerate.
6179 * config/mips/sdemtk.h: New file.
6180 * config/mips/t-sdemtk: Likewise.
6181 * config/mips/sdemtk.opt: Likewise.
6182 * gthr-mipssde.h: Likewise.
6183 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
6184 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
6185 (MIPS_ICACHE_SYNC): New macro, split from ...
6186 * config/mips/mips.md (clear_cache): ...here.
6187 * config/mips/mips.c (mips_save_reg_p): Check
6188 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
6189 (build_mips16_function_stub): Use targetm.strip_name_encoding.
6190 (build_mips16_call_stub): Likewise.
6192 2007-09-14 Richard Sandiford <richard@codesourcery.com>
6194 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
6196 2007-09-14 Jakub Jelinek <jakub@redhat.com>
6199 * config/ia64/ia64.c (find_gr_spill): Don't decrement
6200 current_frame_info.n_local_regs. Don't return emitted local regs.
6201 (ia64_compute_frame_size): Improve unwind hack to put
6202 RP, PFS, FP in that order by allowing some of the registers
6203 been already emitted, as long as they are emitted to the
6206 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6208 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
6209 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
6210 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
6212 2007-09-13 Eric Christopher <echristo@apple.com>
6213 Kenneth Zadeck <zadeck@naturalbridge.com>
6215 * dse.c (find_shift_sequence): New function.
6216 (replace_read): Add case to remove read if it requires shift.
6217 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
6219 2007-09-13 Tom Tromey <tromey@redhat.com>
6221 * c-common.c (fname_as_string): Update.
6222 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
6223 (c_lex_one_token): Update. Add 'parser' argument.
6224 (c_parser_simple_asm_expr): Update.
6225 (c_parser_attributes): Update.
6226 (c_parser_asm_statement): Update.
6227 (c_parser_asm_operands): Update.
6228 (c_parser_peek_token): Update.
6229 (c_parser_peek_2nd_token): Update.
6230 * c-lex.c (c_lex_string_translate): Remove.
6231 (c_lex_return_raw_strings): Likewise.
6232 (c_lex_with_flags): Added 'lex_flags' argument.
6233 (lex_string): Added 'translate' argument.
6234 * c-pragma.h (c_lex_with_flags): Update.
6235 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
6236 (C_LEX_STRING_NO_TRANSLATE): New define.
6237 (C_LEX_RAW_STRINGS): Likewise.
6239 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6242 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
6243 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
6244 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
6245 (bfin_init_builtins): Initialize __builtin_bfin_ones,
6246 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
6247 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
6248 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
6249 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
6250 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
6251 (bdesc_1arg): Add __builtin_bfin_ones.
6252 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
6253 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
6254 and __builtin_bfin_csqu_fr16.
6255 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
6256 (ones): New define_insn.
6257 (ssaddhi3_parts): New define_insn.
6258 (sssubhi3_parts): New define_insn.
6259 (flag_mulhi_parts): New define_insn.
6261 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
6263 * common.opt (femit-class-debug-always): Turn off by default.
6265 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6267 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
6268 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
6270 2007-09-13 James E. Wilson <wilson@specifix.com>
6272 PR tree-optimization/33389
6273 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
6274 then set build_loads before returning.
6276 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
6277 David Ung <davidu@mips.com>
6279 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
6280 {d}addiu and a negative immediate such that it works with MIPS16
6283 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
6286 * configure.ac (ld_vers): Support Linux linker.
6287 * configure: Regenerated.
6289 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6290 Sandra Loosemore <sandra@codesourcery.com>
6292 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
6293 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
6294 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
6295 nomips16 into decl attributes.
6296 (TARGET_INSERT_ATTRIBUTES): Override.
6297 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
6298 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
6299 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
6300 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
6301 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
6302 (mips_use_mips16_mode_p): Reimplement as a function that takes
6303 a decl and considers only decl attributes. If the decl is nested
6304 function, use its parent attributes.
6305 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
6306 instead of SYMBOL_REF_MIPS16_FUNC_P.
6307 (mips_set_mips16_mode): Move call to sorry here from old
6308 mips_use_mips16_mode_p.
6309 (mflip_mips16_entry): New structure.
6310 (mflip_mips16_htab): New variable.
6311 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
6312 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
6313 (mips_merge_decl_attributes): New function.
6314 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
6315 Use mips_use_mips16_mode_p.
6316 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
6317 SYMBOL_REF_MIPS16_FUNC_P.
6318 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
6320 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6322 * c-parser.c (c_parser_struct_declaration): Check for a null return.
6324 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6327 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
6329 2007-09-12 Michael Meissner <michael.meissner@amd.com>
6330 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6331 Tony Linthicum <tony.linthicum@amd.com>
6333 * tree.h (function_args_iterator): New type to iterate over
6335 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
6336 function arguments providing a pointer to the argument.
6337 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
6338 function arguments providing the argument.
6339 (function_args_iter_init): Inline function to initialize
6340 function_args_iterator.
6341 (function_args_iter_cond_ptr): Inline function to return the next
6342 pointer to hold the argument.
6343 (function_args_iter_cond): Inline function to return the next
6345 (function_args_iter_cond_next): Advance the function args iterator.
6346 (stdarg_p): New function, return true if variable argument function.
6347 (prototype_p): New function, return true if function is prototyped.
6348 (function_args_count): New function, count the number of arguments
6351 * tree.c (stdarg_p): New function, return true if variable
6353 (prototype_p): New function, return true if function is prototyped.
6355 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6356 (TARGET_ROUND): New macro for the round/ptest instructions which
6357 are shared between SSE4.1 and SSE5.
6358 (OPTION_MASK_ISA_ROUND): Ditto.
6359 (OPTION_ISA_ROUND): Ditto.
6360 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6361 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6363 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6364 (-mfused-madd): New switch to give users control over whether the
6365 compiler optimizes to use the multiply/add SSE5 instructions.
6367 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
6368 m_ATHLON_K8_AMDFAM10, and change all uses.
6369 (enum pta_flags): Add PTA_SSE5.
6370 (ix86_handle_option): Turn off 3dnow if -msse5.
6371 (override_options): Add SSE5 support.
6372 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6374 (ix86_expand_sse_movcc): Add SSE5 support.
6375 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6376 vector type to the next largest size.
6377 (ix86_expand_sse5_pack): New function to use pperm to pack a
6378 vector type to the next smallest size.
6379 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6380 (IX86_BUILTIN_FMADDSD): Ditto.
6381 (IX86_BUILTIN_FMADDPS): Ditto.
6382 (IX86_BUILTIN_FMADDPD): Ditto.
6383 (IX86_BUILTIN_FMSUBSS): Ditto.
6384 (IX86_BUILTIN_FMSUBSD): Ditto.
6385 (IX86_BUILTIN_FMSUBPS): Ditto.
6386 (IX86_BUILTIN_FMSUBPD): Ditto.
6387 (IX86_BUILTIN_FNMADDSS): Ditto.
6388 (IX86_BUILTIN_FNMADDSD): Ditto.
6389 (IX86_BUILTIN_FNMADDPS): Ditto.
6390 (IX86_BUILTIN_FNMADDPD): Ditto.
6391 (IX86_BUILTIN_FNMSUBSS): Ditto.
6392 (IX86_BUILTIN_FNMSUBSD): Ditto.
6393 (IX86_BUILTIN_FNMSUBPS): Ditto.
6394 (IX86_BUILTIN_FNMSUBPD): Ditto.
6395 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6396 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6397 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6398 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6399 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6400 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6401 (IX86_BUILTIN_PPERM): Ditto.
6402 (IX86_BUILTIN_PERMPS): Ditto.
6403 (IX86_BUILTIN_PERMPD): Ditto.
6404 (IX86_BUILTIN_PMACSSWW): Ditto.
6405 (IX86_BUILTIN_PMACSWW): Ditto.
6406 (IX86_BUILTIN_PMACSSWD): Ditto.
6407 (IX86_BUILTIN_PMACSWD): Ditto.
6408 (IX86_BUILTIN_PMACSSDD): Ditto.
6409 (IX86_BUILTIN_PMACSDD): Ditto.
6410 (IX86_BUILTIN_PMACSSDQL): Ditto.
6411 (IX86_BUILTIN_PMACSSDQH): Ditto.
6412 (IX86_BUILTIN_PMACSDQL): Ditto.
6413 (IX86_BUILTIN_PMACSDQH): Ditto.
6414 (IX86_BUILTIN_PMADCSSWD): Ditto.
6415 (IX86_BUILTIN_PMADCSWD): Ditto.
6416 (IX86_BUILTIN_PHADDBW): Ditto.
6417 (IX86_BUILTIN_PHADDBD): Ditto.
6418 (IX86_BUILTIN_PHADDBQ): Ditto.
6419 (IX86_BUILTIN_PHADDWD): Ditto.
6420 (IX86_BUILTIN_PHADDWQ): Ditto.
6421 (IX86_BUILTIN_PHADDDQ): Ditto.
6422 (IX86_BUILTIN_PHADDUBW): Ditto.
6423 (IX86_BUILTIN_PHADDUBD): Ditto.
6424 (IX86_BUILTIN_PHADDUBQ): Ditto.
6425 (IX86_BUILTIN_PHADDUWD): Ditto.
6426 (IX86_BUILTIN_PHADDUWQ): Ditto.
6427 (IX86_BUILTIN_PHADDUDQ): Ditto.
6428 (IX86_BUILTIN_PHSUBBW): Ditto.
6429 (IX86_BUILTIN_PHSUBWD): Ditto.
6430 (IX86_BUILTIN_PHSUBDQ): Ditto.
6431 (IX86_BUILTIN_PROTB): Ditto.
6432 (IX86_BUILTIN_PROTW): Ditto.
6433 (IX86_BUILTIN_PROTD): Ditto.
6434 (IX86_BUILTIN_PROTQ): Ditto.
6435 (IX86_BUILTIN_PROTB_IMM): Ditto.
6436 (IX86_BUILTIN_PROTW_IMM): Ditto.
6437 (IX86_BUILTIN_PROTD_IMM): Ditto.
6438 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6439 (IX86_BUILTIN_PSHLB): Ditto.
6440 (IX86_BUILTIN_PSHLW): Ditto.
6441 (IX86_BUILTIN_PSHLD): Ditto.
6442 (IX86_BUILTIN_PSHLQ): Ditto.
6443 (IX86_BUILTIN_PSHAB): Ditto.
6444 (IX86_BUILTIN_PSHAW): Ditto.
6445 (IX86_BUILTIN_PSHAD): Ditto.
6446 (IX86_BUILTIN_PSHAQ): Ditto.
6447 (IX86_BUILTIN_FRCZSS): Ditto.
6448 (IX86_BUILTIN_FRCZSD): Ditto.
6449 (IX86_BUILTIN_FRCZPS): Ditto.
6450 (IX86_BUILTIN_FRCZPD): Ditto.
6451 (IX86_BUILTIN_CVTPH2PS): Ditto.
6452 (IX86_BUILTIN_CVTPS2PH): Ditto.
6453 (IX86_BUILTIN_COMEQSS): Ditto.
6454 (IX86_BUILTIN_COMNESS): Ditto.
6455 (IX86_BUILTIN_COMLTSS): Ditto.
6456 (IX86_BUILTIN_COMLESS): Ditto.
6457 (IX86_BUILTIN_COMGTSS): Ditto.
6458 (IX86_BUILTIN_COMGESS): Ditto.
6459 (IX86_BUILTIN_COMUEQSS): Ditto.
6460 (IX86_BUILTIN_COMUNESS): Ditto.
6461 (IX86_BUILTIN_COMULTSS): Ditto.
6462 (IX86_BUILTIN_COMULESS): Ditto.
6463 (IX86_BUILTIN_COMUGTSS): Ditto.
6464 (IX86_BUILTIN_COMUGESS): Ditto.
6465 (IX86_BUILTIN_COMORDSS): Ditto.
6466 (IX86_BUILTIN_COMUNORDSS): Ditto.
6467 (IX86_BUILTIN_COMFALSESS): Ditto.
6468 (IX86_BUILTIN_COMTRUESS): Ditto.
6469 (IX86_BUILTIN_COMEQSD): Ditto.
6470 (IX86_BUILTIN_COMNESD): Ditto.
6471 (IX86_BUILTIN_COMLTSD): Ditto.
6472 (IX86_BUILTIN_COMLESD): Ditto.
6473 (IX86_BUILTIN_COMGTSD): Ditto.
6474 (IX86_BUILTIN_COMGESD): Ditto.
6475 (IX86_BUILTIN_COMUEQSD): Ditto.
6476 (IX86_BUILTIN_COMUNESD): Ditto.
6477 (IX86_BUILTIN_COMULTSD): Ditto.
6478 (IX86_BUILTIN_COMULESD): Ditto.
6479 (IX86_BUILTIN_COMUGTSD): Ditto.
6480 (IX86_BUILTIN_COMUGESD): Ditto.
6481 (IX86_BUILTIN_COMORDSD): Ditto.
6482 (IX86_BUILTIN_COMUNORDSD): Ditto.
6483 (IX86_BUILTIN_COMFALSESD): Ditto.
6484 (IX86_BUILTIN_COMTRUESD): Ditto.
6485 (IX86_BUILTIN_COMEQPS): Ditto.
6486 (IX86_BUILTIN_COMNEPS): Ditto.
6487 (IX86_BUILTIN_COMLTPS): Ditto.
6488 (IX86_BUILTIN_COMLEPS): Ditto.
6489 (IX86_BUILTIN_COMGTPS): Ditto.
6490 (IX86_BUILTIN_COMGEPS): Ditto.
6491 (IX86_BUILTIN_COMUEQPS): Ditto.
6492 (IX86_BUILTIN_COMUNEPS): Ditto.
6493 (IX86_BUILTIN_COMULTPS): Ditto.
6494 (IX86_BUILTIN_COMULEPS): Ditto.
6495 (IX86_BUILTIN_COMUGTPS): Ditto.
6496 (IX86_BUILTIN_COMUGEPS): Ditto.
6497 (IX86_BUILTIN_COMORDPS): Ditto.
6498 (IX86_BUILTIN_COMUNORDPS): Ditto.
6499 (IX86_BUILTIN_COMFALSEPS): Ditto.
6500 (IX86_BUILTIN_COMTRUEPS): Ditto.
6501 (IX86_BUILTIN_COMEQPD): Ditto.
6502 (IX86_BUILTIN_COMNEPD): Ditto.
6503 (IX86_BUILTIN_COMLTPD): Ditto.
6504 (IX86_BUILTIN_COMLEPD): Ditto.
6505 (IX86_BUILTIN_COMGTPD): Ditto.
6506 (IX86_BUILTIN_COMGEPD): Ditto.
6507 (IX86_BUILTIN_COMUEQPD): Ditto.
6508 (IX86_BUILTIN_COMUNEPD): Ditto.
6509 (IX86_BUILTIN_COMULTPD): Ditto.
6510 (IX86_BUILTIN_COMULEPD): Ditto.
6511 (IX86_BUILTIN_COMUGTPD): Ditto.
6512 (IX86_BUILTIN_COMUGEPD): Ditto.
6513 (IX86_BUILTIN_COMORDPD): Ditto.
6514 (IX86_BUILTIN_COMUNORDPD): Ditto.
6515 (IX86_BUILTIN_COMFALSEPD): Ditto.
6516 (IX86_BUILTIN_COMTRUEPD): Ditto.
6517 (IX86_BUILTIN_PCOMEQUB): Ditto.
6518 (IX86_BUILTIN_PCOMNEUB): Ditto.
6519 (IX86_BUILTIN_PCOMLTUB): Ditto.
6520 (IX86_BUILTIN_PCOMLEUB): Ditto.
6521 (IX86_BUILTIN_PCOMGTUB): Ditto.
6522 (IX86_BUILTIN_PCOMGEUB): Ditto.
6523 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6524 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6525 (IX86_BUILTIN_PCOMEQUW): Ditto.
6526 (IX86_BUILTIN_PCOMNEUW): Ditto.
6527 (IX86_BUILTIN_PCOMLTUW): Ditto.
6528 (IX86_BUILTIN_PCOMLEUW): Ditto.
6529 (IX86_BUILTIN_PCOMGTUW): Ditto.
6530 (IX86_BUILTIN_PCOMGEUW): Ditto.
6531 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6532 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6533 (IX86_BUILTIN_PCOMEQUD): Ditto.
6534 (IX86_BUILTIN_PCOMNEUD): Ditto.
6535 (IX86_BUILTIN_PCOMLTUD): Ditto.
6536 (IX86_BUILTIN_PCOMLEUD): Ditto.
6537 (IX86_BUILTIN_PCOMGTUD): Ditto.
6538 (IX86_BUILTIN_PCOMGEUD): Ditto.
6539 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6540 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6541 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6542 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6543 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6544 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6545 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6546 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6547 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6548 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6549 (IX86_BUILTIN_PCOMEQB): Ditto.
6550 (IX86_BUILTIN_PCOMNEB): Ditto.
6551 (IX86_BUILTIN_PCOMLTB): Ditto.
6552 (IX86_BUILTIN_PCOMLEB): Ditto.
6553 (IX86_BUILTIN_PCOMGTB): Ditto.
6554 (IX86_BUILTIN_PCOMGEB): Ditto.
6555 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6556 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6557 (IX86_BUILTIN_PCOMEQW): Ditto.
6558 (IX86_BUILTIN_PCOMNEW): Ditto.
6559 (IX86_BUILTIN_PCOMLTW): Ditto.
6560 (IX86_BUILTIN_PCOMLEW): Ditto.
6561 (IX86_BUILTIN_PCOMGTW): Ditto.
6562 (IX86_BUILTIN_PCOMGEW): Ditto.
6563 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6564 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6565 (IX86_BUILTIN_PCOMEQD): Ditto.
6566 (IX86_BUILTIN_PCOMNED): Ditto.
6567 (IX86_BUILTIN_PCOMLTD): Ditto.
6568 (IX86_BUILTIN_PCOMLED): Ditto.
6569 (IX86_BUILTIN_PCOMGTD): Ditto.
6570 (IX86_BUILTIN_PCOMGED): Ditto.
6571 (IX86_BUILTIN_PCOMFALSED): Ditto.
6572 (IX86_BUILTIN_PCOMTRUED): Ditto.
6573 (IX86_BUILTIN_PCOMEQQ): Ditto.
6574 (IX86_BUILTIN_PCOMNEQ): Ditto.
6575 (IX86_BUILTIN_PCOMLTQ): Ditto.
6576 (IX86_BUILTIN_PCOMLEQ): Ditto.
6577 (IX86_BUILTIN_PCOMGTQ): Ditto.
6578 (IX86_BUILTIN_PCOMGEQ): Ditto.
6579 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6580 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6581 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6582 OPTION_MASK_ISA_ROUND for instructions that are shared between
6584 (bdesc_2arg): Ditto.
6585 (bdesc_sse_3arg): Ditto.
6586 (enum multi_arg_type): New enum for describing the various SSE5
6587 intrinsic argument types.
6588 (bdesc_multi_arg): New table for SSE5 intrinsics.
6589 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6590 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6592 (ix86_expand_builtin): Add SSE5 intrinsic support.
6593 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6594 operand instructions.
6595 (ix86_expand_sse5_multiple_memory): New function to split the
6596 second memory reference from SSE5 instructions.
6597 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6598 (ix86_return_pops_args): Use stdarg_p to determine if the function
6599 has variable arguments.
6600 (ix86_setup_incoming_varargs): Ditto.
6601 (x86_this_parameter): Ditto.
6603 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6605 (ix86_expand_sse5_pack): Ditto.
6606 (ix86_sse5_valid_op_p): Ditto.
6607 (ix86_expand_sse5_multiple_memory): Ditto.
6609 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6610 constant for SSE5 support.
6611 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6612 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6613 (UNSPEC_SSE5_PERMUTE): Ditto.
6614 (UNSPEC_SSE5_ASHIFT): Ditto.
6615 (UNSPEC_SSE5_LSHIFT): Ditto.
6616 (UNSPEC_FRCZ): Ditto.
6617 (UNSPEC_CVTPH2PS): Ditto.
6618 (UNSPEC_CVTPS2PH): Ditto.
6619 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6621 (COM_FALSE_S): Ditto.
6622 (COM_FALSE_P): Ditto.
6623 (COM_TRUE_S): Ditto.
6624 (COM_TRUE_P): Ditto.
6625 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6626 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6628 (memory attribute): Ditto.
6629 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6630 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6631 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6632 (floor<mode>2): Ditto.
6633 (ceil<mode>2): Ditto.
6634 (btrunc<mode>2): Ditto.
6635 (nearbyintdf2): Ditto.
6636 (nearbyintsf2): Ditto.
6637 (sse_setccsf): Disable if SSE5.
6638 (sse_setccdf): Ditto.
6639 (sse5_setcc<mode>): New support for SSE5 conditional move.
6640 (sse5_pcmov_<mode>): Ditto.
6642 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6644 (SSEMODEF2P): Ditto.
6645 (ssemodesuffixf4): New mode attribute for SSE5.
6646 (ssemodesuffixf2s): Ditto.
6647 (ssemodesuffixf2c): Ditto.
6648 (sserotatemax): Ditto.
6649 (ssescalarmode): Ditto.
6650 (sse_maskcmpv4sf3): Disable if SSE5.
6651 (sse_maskcmpv2df3): Ditto.
6652 (sse_vmmaskcmpv4sf3): Ditto.
6653 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6655 (sse5_vmfmadd<mode>4): Ditto.
6656 (sse5_fmsub<mode>4): Ditto.
6657 (sse5_vmfmsub<mode>4): Ditto.
6658 (sse5_fnmadd<mode>4): Ditto.
6659 (sse5_vmfnmadd<mode>4): Ditto.
6660 (sse5_fnmsub<mode>4): Ditto.
6661 (sse5_vmfnmsub<mode>4): Ditto.
6662 (sse5i_fmadd<mode>4): Ditto.
6663 (sse5i_fmsub<mode>4): Ditto.
6664 (sse5i_fnmadd<mode>4): Ditto.
6665 (sse5i_fnmsub<mode>4): Ditto.
6666 (sse5i_vmfmadd<mode>4): Ditto.
6667 (sse5i_vmfmsub<mode>4): Ditto.
6668 (sse5i_vmfnmadd<mode>4): Ditto.
6669 (sse5i_vmfnmsub<mode>4): Ditto.
6670 (mulv16qi3): Add SSE5 support.
6672 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6673 (sse2_mulv4si3): Disable if SSE5.
6674 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6675 (sse4_1_roundps): Ditto.
6676 (sse4_1_roundsd): Ditto.
6677 (sse4_1_roundss): Ditto.
6678 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6680 (sse_maskcmpsf3): Ditto.
6681 (sse_vmmaskcmpv4sf3): Ditto.
6682 (sse2_maskcmpv2df3): Ditto.
6683 (sse2_maskcmpdf3): Ditto.
6684 (sse2_vmmaskcmpv2df3): Ditto.
6685 (sse2_eq<mode>3): Ditto.
6686 (sse2_gt<mode>3): Ditto.
6687 (sse5_pcmov_<mode>): Add SSE5 support.
6688 (vec_unpacku_hi_v16qi): Ditto.
6689 (vec_unpacks_hi_v16qi): Ditto.
6690 (vec_unpacku_lo_v16qi): Ditto.
6691 (vec_unpacks_lo_v16qi): Ditto.
6692 (vec_unpacku_hi_v8hi): Ditto.
6693 (vec_unpacks_hi_v8hi): Ditto.
6694 (vec_unpacku_lo_v8hi): Ditto.
6695 (vec_unpacks_lo_v8hi): Ditto.
6696 (vec_unpacku_hi_v4si): Ditto.
6697 (vec_unpacks_hi_v4si): Ditto.
6698 (vec_unpacku_lo_v4si): Ditto.
6699 (vec_unpacks_lo_v4si): Ditto.
6700 (sse5_pmacsww): New SSE5 intrinsic insn.
6701 (sse5_pmacssww): Ditto.
6702 (sse5_pmacsdd): Ditto.
6703 (sse5_pmacssdd): Ditto.
6704 (sse5_pmacssdql): Ditto.
6705 (sse5_pmacssdqh): Ditto.
6706 (sse5_pmacsdqh): Ditto.
6707 (sse5_pmacsswd): Ditto.
6708 (sse5_pmacswd): Ditto.
6709 (sse5_pmadcsswd): Ditto.
6710 (sse5_pmadcswd): Ditto.
6711 (sse5_pcmov_<move>): Conditional move support on SSE5.
6712 (sse5_phaddbw): New SSE5 intrinsic insn.
6713 (sse5_phaddbd): Ditto.
6714 (sse5_phaddbq): Ditto.
6715 (sse5_phaddwd): Ditto.
6716 (sse5_phaddwq): Ditto.
6717 (sse5_phadddq): Ditto.
6718 (sse5_phaddubw): Ditto.
6719 (sse5_phaddubd): Ditto.
6720 (sse5_phaddubq): Ditto.
6721 (sse5_phadduwd): Ditto.
6722 (sse5_phadduwq): Ditto.
6723 (sse5_phaddudq): Ditto.
6724 (sse5_phsubbw): Ditto.
6725 (sse5_phsubwd): Ditto.
6726 (sse5_phsubdq): Ditto.
6727 (sse5_pperm): Ditto.
6728 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6729 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6730 (sse5_pperm_sign_v8hi_v4si): Ditto.
6731 (sse5_pperm_zero_v8hi_v4si): Ditto.
6732 (sse5_pperm_sign_v4si_v2di): Ditto.
6733 (sse5_pperm_sign_v4si_v2di): Ditto.
6734 (sse5_pperm_pack_v2di_v4si): Ditto.
6735 (sse5_pperm_pack_v4si_v8hi): Ditto.
6736 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6737 (sse5_perm<mode>): New SSE5 intrinsic insn.
6738 (rotl<mode>3): Ditto.
6739 (sse5_rotl<mode>3): Ditto.
6740 (sse5_ashl<mode>3): Ditto.
6741 (sse5_lshl<mode>3): Ditto.
6742 (sse5_frcz<mode>2): Ditto.
6743 (sse5s_frcz<mode>2): Ditto.
6744 (sse5_cvtph2ps): Ditto.
6745 (sse5_cvtps2ph): Ditto.
6746 (sse5_vmmaskcmp<mode>3): Ditto.
6747 (sse5_com_tf<mode>3): Ditto.
6748 (sse5_maskcmp<mode>3): Ditto.
6749 (sse5_maskcmp_uns<mode>3): Ditto.
6750 (sse5_maskcmp_uns2<mode>3): Ditto.
6751 (sse5_pcom_tf<mode>3): Ditto.
6753 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6755 (sse5_comparison_float_operator): New predicate to match the
6756 comparison operators supported by the SSE5 com instruction.
6757 (ix86_comparison_int_operator): New predicate to match just the
6758 signed int comparisons.
6759 (ix86_comparison_uns_operator): New predicate to match just the
6760 unsigned int comparisons.
6762 * doc/invoke.texi (-msse5): Add documentation.
6763 (-mfused-madd): Ditto.
6765 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6767 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6769 (x86_64-*-*): Ditto.
6771 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6773 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6774 intrinisics for SSE5.
6776 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6779 * config/i386/mmintrin-common.h: New file, to contain common
6780 instructions between SSE4.1 and SSE5.
6782 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6783 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6784 (gen_regparm_prefix): Ditto.
6786 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6787 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6788 prototype_p to determine if a function is prototyped.
6790 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6792 * config/dfp-bit.c (dfp_conversion_exception): New function.
6793 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6794 (DFP_TO_INT): Ditto.
6795 (INT_TO_DFP): Ditto.
6796 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6798 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6801 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6802 before sp restoration even when total_size is 0, but
6803 frame_pointer_needed.
6805 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6807 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6808 (xtensa_copy_incoming_a7): Use start_sequence instead of
6809 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6810 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6811 of the saveregs sequence.
6813 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6815 * c-tree.h (grokfield): Add a "tree *" argument.
6816 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6817 Chain nested decl attributes to it. Don't call decl_attributes here.
6818 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6819 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6820 (grokfield): Take a pointer to the decl's attributes and pass
6821 it to grokdeclarator.
6822 * c-parser.c (c_parser_struct_declaration): Update the calls to
6823 grokfield. Call decl_attributes for anonymous struct and union
6826 2007-09-12 Jan Hubicka <jh@suse.cz>
6828 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6830 2007-09-12 Ira Rosen <irar@il.ibm.com>
6832 PR tree-optimization/32377
6833 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6834 between positive and negative dependence distance using DDR_REVERSED_P.
6836 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6838 PR tree-optimization/33373
6839 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6840 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6842 2007-09-12 Jan Hubicka <jh@suse.cz>
6845 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6846 Disable for !SSE_MATH
6848 2007-09-12 Christian Bruel <christian.bruel@st.com>
6850 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6851 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6853 2007-09-12 Ira Rosen <irar@il.ibm.com>
6855 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6856 for oprnd1 if not required.
6857 (vectorizable_operation): Use scalar operand in SLP in case of
6858 shift with scalar argument.
6860 2007-09-12 Ira Rosen <irar@il.ibm.com>
6862 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6865 2007-09-11 James E. Wilson <wilson@specifix.com>
6867 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6868 TARGET_UNWIND_INFO is defined.
6869 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6872 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6874 * config/sh/sh.c (calc_live_regs): Use
6875 current_function_saves_all_registers instead of
6876 current_function_has_nonlocal_label.
6877 (sh_allocate_initial_value): Likewise.
6878 (sh_get_pr_initial_val): Likewise.
6879 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6880 * config/sh/sh.md (load_ra): Likewise.
6882 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6884 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6887 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6888 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6890 2007-09-12 Sa Liu <saliu@de.ibm.com>
6892 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6893 operands to DFmode GE or LE compares.
6895 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6897 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6898 REG_CLASS_NAMES): Add P0REGS.
6899 (REGNO_REG_CLASS): Return it where appropriate.
6900 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6901 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6902 * doc/md.texi (Blackfin family): Document 'q' constraints.
6904 2007-09-11 Steve Kenton <skenton@ou.edu>
6906 * pa/linux-unwind.h: Guard with inhibit_libc.
6907 * pa/hpux-unwind.h: Likewise.
6909 2007-09-11 David Daney <ddaney@avtrex.com>
6911 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6912 * doc/install.texi: Document new --with-llsc and --without-llsc
6914 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6915 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6916 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6918 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6919 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6920 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6921 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6922 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6923 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6924 * config/mips/mips.opt (mllsc): New option.
6925 * config/mips/mips.c (mips_llsc): Define variable.
6926 (mips_handle_option): Handle mllsc option.
6927 (override_options): Set mips_print_operand_punct for '|' and '-'.
6928 (print_operand): Add new %| and %- operand codes.
6929 * config/mips/mips.h (mips_llsc_setting): New enum type.
6930 (mips_llsc): Declare.
6931 (OPTION_DEFAULT_SPECS): Add llsc handling.
6932 (GENERATE_SYNC): New macro.
6933 (GENERATE_LL_SC): New macro.
6934 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6935 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6936 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6937 in %| and %- operand codes.
6939 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6941 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6942 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6944 2007-09-11 Jason Merrill <jason@redhat.com>
6947 * stor-layout.c (layout_decl): Do pack variable size fields.
6949 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6951 * config/m68k/predicates.md (movsi_const0_operand,
6952 non_symbolic_call_operand): New predicates.
6954 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6956 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6957 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6958 CW, CZ, CS, Ap and Ac.
6960 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6961 (constraints.md): New include.
6962 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6963 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6964 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6966 (pushdi): Add split.
6967 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6968 attributes. Split tstsi_internal_68020_cf from it.
6969 (tstsi_internal_68020_cf): New pattern.
6970 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6971 (tst<mode>_cf): Specify attributea.
6972 (cmpsi_cf): Name pattern. Specify attributes.
6973 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6974 (pushexthisi_const): Fix to use alternatives. Specify
6976 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6977 from it. Fix to use alternatives. Specify attributes.
6978 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6979 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6981 (movsf_cf_soft): Specify attributes.
6982 (movdf_cf_soft): Add split.
6983 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6984 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6985 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6986 (truncdfsf2_68881): Name pattern. Specify attributes.
6987 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6988 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6989 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6991 (addsi3_5200): Fix to use alternatives. Specify attributes.
6993 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6994 (subsi3): Add alternative for subq.l. Specify attributes.
6995 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6996 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6998 (umulhisi3): Specify attributes.
6999 (mulhisisi3_z): Name pattern. Specify attributes.
7000 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
7001 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
7002 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
7003 bsetmemqi): Specify attributes.
7004 (bsetmemqi_ext): Name pattern. Specify attributes.
7005 (bclrmemqi): Specify attributes.
7006 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
7007 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
7009 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
7010 pattern. Specify attributes.
7011 (jump): Specify attributes.
7012 (tablejump_internal): Name pattern. Specify attributes.
7013 (call_value): Split into non_symbolic_call_value,
7014 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
7015 alternatives. Specify attributes.
7016 (non_symbolic_call_value, symbolic_call_value_jsr,
7017 symbolic_call_value_bsr): New patterns.
7018 (nop, return, unlink, indirect_jump): Specify attributes.
7019 (trap): Fix condition. Specify attributes.
7022 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
7023 (override_options): Initialize it. Initialize m68k_sched_cpu.
7024 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
7025 (const_method): Make global, rename to m68k_const_method.
7026 (const_int_cost, output_move_const_into_data_reg): Update.
7027 (output_move_double): Parametrize to emit rtl code, rename to
7029 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
7030 emit_movsi): New static functions.
7031 (output_move_double): New function with semantics of old
7033 (m68k_emit_move_double): New function.
7034 (m68k_sched_cpu): New variable.
7035 (attr_op_type): New enum.
7036 (sched_guess_p): New variable.
7037 (sched_address_type, sched_operand_type, sched_attr_op_type):
7038 New static functions.
7039 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7040 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
7041 (sched_branch_type): New static variable.
7042 (m68k_sched_branch_type): New function.
7043 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
7044 (m68k_symbolic_call_var): Declare.
7045 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
7046 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
7047 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7048 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
7051 2007-09-11 Jakub Jelinek <jakub@redhat.com>
7053 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
7054 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
7055 error if __builtin_va_arg_pack_len () wasn't optimized out during
7057 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
7058 with the number of inline's anonymous arguments.
7059 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
7061 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
7063 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
7065 2007-09-11 Jan Hubicka <jh@suse.cz>
7067 * config/i386/i386.h (ix86_tune_indices): Add
7068 X86_TUNE_INTER_UNIT_CONVERSIONS.
7069 (TARGET_INTER_UNIT_CONVERSIONS): New.
7070 * config/i386/i386.md (floatsi expanders): Remove redundant check
7071 for SImode source; offload to memory when asked for.
7072 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
7073 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7075 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
7076 floatsidf2_mixed_memory, floatsidf2_sse_memory
7077 floatdisf2_mixed_memory, floatsisf2_sse_memory,
7078 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
7080 2007-09-11 Jan Hubicka <jh@suse.cz>
7082 * toplev.c (process_options): all frontends now do unit-at-a-time.
7083 * cgraphunit.c: update comments.
7084 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
7085 * c-decl.c (finish_function): use cgraph_add_new_function.
7086 * function.c (expand_function_end): We are always unit-at-a-time.
7088 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7090 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
7091 settings for MIPS16.
7092 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
7094 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7096 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
7097 SYMBOL_FORCE_TO_MEM constants.
7098 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
7099 (mips16_rewrite_pool_refs_info): New structure.
7100 (mips16_rewrite_pool_constant): New function, split out from...
7101 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
7102 mips16_rewrite_pool_refs_info structure rather than a pointer
7103 to a constant pool. Force force_to_mem_operands into memory.
7104 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
7105 * config/mips/predicates.md (force_to_mem_operand): New predicate.
7106 * config/mips/constraints.md (kf): New constraint.
7107 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
7108 (*movsi_mips16): Likewise.
7110 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7111 Nigel Stephens <nigel@mips.com>
7112 David Ung <davidu@mips.com>
7114 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
7115 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
7116 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
7117 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
7118 (mips_zero_extend_cost): New functions.
7119 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
7120 Use the new functions. Tweak many cost estimates, both here
7121 and in the new subroutines. Return false when the cost of the
7122 operands has not been calculated. Check for *clear_upper32.
7123 Check for floating-point multiply-add, reciprocal and rsqrt
7124 patterns. Handle comparison and rotation codes.
7126 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
7128 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
7130 * config/i386/i386.c (get_dllimport_decl): Don't strip
7133 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7136 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
7137 declarations to top.
7138 (DFP_TO_BFP): Use for either XFmode or TFmode.
7139 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
7141 * config/dfp-bit.h: Include float.h.
7142 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
7143 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
7144 which doesn't mean the same thing.
7145 (BFP_KIND): Use 4 to mean TFmode.
7146 (BFP_FMT): Specify the number of decimal digits based on the
7147 number of mantissa digits.
7148 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
7149 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
7150 (STR_TO_BFP): Use strtold for XFmode or TFmode.
7151 (TFtype): Define if TFmode is supported.
7152 * doc/libgcc.texi (Decimal float library routines): Document
7153 TF conversion functions.
7155 2007-09-10 Chao-ying Fu <fu@mips.com>
7157 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
7158 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7159 (mips_emit_compare): Process fixed-point modes.
7160 (mips_pad_arg_upward): Support fixed-point types.
7161 (override_options): Allow fixed-point modes in accumulators.
7162 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
7163 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
7164 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
7165 (mips_scalar_mode_supported_p): New function to accept fixed-point
7166 modes if the width is not greater than two BITS_PER_WORD.
7167 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7168 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7169 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7170 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7171 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
7173 ("IMODE"): New mode attribute.
7174 (mips-fixed.md): Include.
7175 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
7177 * config/mips/mips-fixed.md: New file.
7179 2007-09-11 Ben Elliston <bje@au.ibm.com>
7181 * config/spu/spu.md: Formatting fixes.
7183 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7185 * config/dfp-bit.c (dfp_unary_func): Delete.
7186 (dfp_unary_op): Delete.
7187 (dfp_binary_op): Use decFloat functions instead of decNumber
7188 functions for binary operations.
7189 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
7190 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
7192 (dfp_compare_op): Use decFloat functions insteadof decNumber
7193 functions for comparisons.
7194 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
7195 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
7197 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
7198 call to dxx_binary_op and decFloat function.
7199 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
7200 calls to dxx_binary_op and decFloat function.
7201 * config/dfp-bit.h: Include decFloat header files.
7202 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
7203 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
7204 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
7205 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
7207 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
7208 Jan Sjodin <jan.sjodin@amd.com>
7210 * tree-vect-analyze.c (vect_analyze_operations): Change
7211 comparison of loop iterations with threshold to less than
7212 or equal to instead of less than. Reduce
7213 min_scalar_loop_bound by one.
7214 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7215 Change prologue and epilogue iterations estimate to vf/2,
7216 when unknown at compile-time. Change versioning guard
7217 cost to taken_branch_cost. If peeling for alignment is
7218 unknown at compile-time, change peel guard costs to one
7219 taken branch and one not-taken branch per peeled loop.
7220 If peeling for alignment is known but number of scalar loop
7221 iterations is unknown at compile-time, change peel guard
7222 costs to one taken branch per peeled loop. Change the cost
7223 model equation to consider vector iterations as the loop
7224 iterations less the prologue and epilogue iterations.
7225 Change outside vector cost check to less than or equal to
7226 zero instead of equal to zero.
7227 (vect_do_peeling_for_loop_bound): Reduce
7228 min_scalar_loop_bound by one.
7229 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
7230 TARG_COND_NOT_TAKEN_BRANCH_COST.
7231 * config/i386/i386.h (processor_costs): Add
7232 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
7233 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
7234 vec_align_load_cost, vect_unalign_load_cost,
7235 vec_store_cost, cond_taken_branch_cost,
7236 cond_not_taken_branch_cost.
7237 Define macros for x86 costs.
7238 * config/i386/i386.c:
7239 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
7240 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
7241 scalar_to_vec_cost, vec_align_load_cost,
7242 vect_unalign_load_cost, vec_store_cost,
7243 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
7244 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
7245 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
7246 core2_cost, generic64_cost, generic32_cost): Set to default
7248 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
7249 (x86_builtin_vectorization_cost): New.
7251 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7252 Ben Elliston <bje@au.ibm.com>
7254 * dfp.c: Include decimal128Local.h;
7255 (dfp_byte_swap): Remove.
7256 (encode_decimal32, decode_decimal32): Don't handle endianness.
7257 (encode_decimal64, decode_decimal64): Ditto.
7258 (encode_decimal128, decode_decimal128): Ditto.
7259 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
7261 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
7263 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
7264 * Makefile.in (DECNUM_H): Add decimal128Local.h.
7266 2007-09-10 David Daney <ddaney@avtrex.com>
7268 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
7270 (memory_barrier): Rewrote as an insn that clobbers memory.
7272 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7274 * config/mips/mips.c (mips_global_pointer): Check
7275 call_really_used_regs instead of call_used_regs.
7276 (mips_save_reg_p): Likewise. Save all call-saved registers
7277 if current_function_saves_all_registers. Fix indentation.
7278 No longer treat $18 as a special case.
7279 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
7281 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7283 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
7284 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
7285 the introductory comment.
7286 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7287 (override_options): Don't test for it.
7288 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7289 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
7290 * config/mips/vr.h: As for config/mips/sde.h.
7292 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7293 Revital Eres <eres@il.ibm.com>
7295 * target.h (struct gcc_target.sched): New field: sms_res_mii.
7296 (struct ddg): Define.
7297 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
7298 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
7299 * config/spu/spu.c: Include ddg.h.
7300 (TARGET_SCHED_SMS_RES_MII): Define.
7301 (spu_sms_res_mii): New function to calculate mii.
7302 * modulo-sched (res_MII): Use it.
7303 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
7305 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7307 * config/s390/s390.c (s390_dump_pool): Create copy of constant
7308 pool entries since they might hold values that must not be shared.
7310 2007-09-10 Robert Kidd <rkidd@crhc.uiuc.edu>
7312 * bb-reorder.c (rest_of_handler_reorder_blocks): Removed call to
7313 RTL level tracer pass.
7314 * passes.c (init_optimization_passes): Move pass_tracer from
7315 after pass_rtl_ifcvt to after pass_dce.
7316 * tracer.c: Update copyright.
7317 (layout_superblocks): Remove function.
7318 (mark_bb_seen): New.
7320 (count_insns): Change to estimate instructions in a Tree-SSA
7322 (find_trace): Use bb_seen_p.
7323 (tail_duplicate): Use bb_seen_p. Call add_phi_args_after_copy
7324 after duplicate_block.
7325 (tracer): Change prototype to match that of a pass execute
7327 (gate_tracer): Rename from gate_handle_tracer.
7328 (rest_of_handle_tracer): Remove function.
7329 * rtl.h: Remove prototype for tracer.
7330 * testsuite/gcc.dg/tree-prof/tracer-1.c: New.
7332 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
7335 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
7336 Use 'N' operand constraint for op2.
7337 (lshr<mode>3): Ditto.
7338 (ashl<mode>3): Ditto.
7339 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
7340 (vec_shr_<mode>): Ditto.
7341 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
7342 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
7344 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7346 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
7347 Change mode macro in the last real_2expN parameter to uppercase.
7349 2007-09-10 Michael Matz <matz@suse.de>
7351 * tree-pass.h (pass_cselim): Declare new pass.
7352 * passes.c (init_optimization_passes): Link in pass_cselim.
7353 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
7354 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
7355 cond_store_replacement.
7356 (condstoretemp): New static variable.
7357 (cond_store_replacement): New function.
7358 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
7359 tree_ssa_phiopt_worker.
7360 (struct name_to_bb): New.
7361 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
7362 nt_init_block, nt_fini_block): New static functions.
7363 (seen_ssa_names, nontrap_set): New static variables.
7364 (gate_cselim, pass_cselim): Define new pass.
7365 * common.opt (ftree-cselim): New flag.
7366 * toplev.c (process_options): Set flag_tree_cselim if required.
7368 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
7370 * simplify-rtx.c (simplify_relational_operation_1): For recent
7371 canonicalization, don't recurse if op1 equals both PLUS arguments.
7373 2007-09-09 David Daney <ddaney@avtrex.com>
7375 * optabs.c (expand_sync_operation): Use plus insn if minus
7377 (expand_sync_fetch_operation): Ditto.
7379 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7381 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
7383 (*floatsisf2_sse_vector): Likewise.
7385 2007-09-09 Krister Walfridsson <cato@df.lth.se>
7387 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7389 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7391 * config/i386/i386.h (ix86_tune_indices): Rename
7392 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
7393 (TARGET_USE_VECTOR_CONVERTS): Updated.
7394 * config/i386/i386.c: Likewise.
7396 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
7397 Nigel Stephens <nigel@mips.com>
7399 * doc/invoke.texi (Overall Options): Add .sx file extension
7400 as a synonym for .S.
7401 * cppspec.c (known_suffixes): Likewise.
7402 * gcc.c (default_compilers): Likewise.
7404 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
7407 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
7408 * simplify-rtx.c (simplify_relational_operation_1): Add the
7409 canonicalization from i386.h.
7410 * doc/md.texi (Canonicalization of Instructions): Document it.
7412 2007-09-09 Jan Hubicka <jh@suse.cz>
7413 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7415 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
7416 (TARGET_USE_VECTOR_CONVERTS): New.
7417 * config/i386/i386.md: New post-reload splitters for converting
7418 SF to DF and DF to SF.
7419 (floatsi* expander): Special case vector conversions.
7420 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
7421 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
7422 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
7423 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7424 Disable when doing vector converts.
7425 (floatsi<mode>2_i387): Disable when
7426 * config/i386/sse.md (vec_dupv2df): Export.
7427 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
7429 2007-09-09 Richard Guenther <rguenther@suse.de>
7431 * tree-ssa-operands.c (add_virtual_operand): Only mark
7432 stores as has_volatile_ops if alias information is not available.
7434 2007-09-09 Revital Eres <eres@il.ibm.com>
7436 * doc/contrib.texi: Add myself.
7438 2007-09-09 Ira Rosen <irar@il.ibm.com>
7440 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
7441 stmt_vinfo_set_outside_of_loop_cost): New functions.
7442 * tree-vect-transform.c (vect_get_cost_fields): Remove.
7443 (vect_model_simple_cost): Call
7444 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
7445 field instead of calling vect_get_cost_fields.
7446 (vect_model_store_cost, vect_model_load_cost): Likewise.
7448 2007-09-09 Revital Eres <eres@il.ibm.com>
7450 * config/rs6000/rs6000.c (paired_init_builtins): Add const
7451 declaration to bdesc_paired_preds variable.
7452 (paired_expand_builtin): Likewise.
7454 2007-09-09 Revital Eres <eres@il.ibm.com>
7456 * dbgcnt.def (sms_sched_loop): New counter.
7457 * modulo-sched.c: Use sms_sched_loop instead of
7458 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7459 perform swing modulo scheduling on. Include dbgcnt.h.
7460 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7461 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7463 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7465 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7466 Substitute all uses with ...
7467 (MODEF): New mode iterator.
7469 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7470 from pre-regalloc define_insn_and_split splitter pattern.
7471 (*fix_trunc<mode>_i387_1): Ditto.
7472 (*fistdi2_1): Ditto.
7473 (*fist<mode>2_1): Ditto.
7474 (frndintxf2_floor): Ditto.
7475 (*fist<mode>2_floor_1): Ditto.
7476 (frndintxf2_ceil): Ditto.
7477 (*fist<mode>2_ceil_1): Ditto.
7478 (frndintxf2_trunc): Ditto.
7479 (frndintxf2_mask_pm): Ditto.
7481 (prologue): Use (const_int 0) as never generated filler insn.
7483 (sibcall_epilogue): Ditto.
7484 (eh_return_si): Ditto.
7485 (eh_return_di): Ditto.
7487 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7488 using MODEF mode iterator.
7489 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7490 using MODEF mode iterator.
7491 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7492 using MODEF mode iterator.
7493 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7494 Macroize expander using MODEF mode iterator.
7496 (zero_extendsidi2): Remove operand constraints from expander.
7497 (smuldi3_highpart): Ditto.
7498 (indirect_jump): Ditto.
7501 * config/i386/sse.md (storentv4sf): Ditto.
7502 (storentv2df): Ditto.
7503 (storentv2di): Ditto.
7505 (sse2_cvtpd2ps): Ditto.
7506 (vec_interleave_highv16qi): Ditto.
7507 (vec_interleave_lowv16qi): Ditto.
7508 (vec_interleave_highv8hi): Ditto.
7509 (vec_interleave_lowv8hi): Ditto.
7510 (vec_interleave_highv4si): Ditto.
7511 (vec_interleave_lowv4si): Ditto.
7512 (vec_interleave_highv2di): Ditto.
7513 (vec_interleave_lowv2di): Ditto.
7514 (sse2_maskmovdqu): Ditto.
7515 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7517 2007-09-09 Ira Rosen <irar@il.ibm.com>
7519 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7520 (struct _slp_tree, struct _slp_instance): Define new data structures
7521 along macros for their access.
7522 (struct _loop_vec_info): Define new fields: strided_stores,
7523 slp_instances, and slp_unrolling_factor along macros for their access.
7524 (enum slp_vect_type): New.
7525 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7527 (STMT_VINFO_STRIDED_ACCESS): New macro.
7528 (vect_free_slp_tree): Declare.
7529 (vectorizable_load): Add an argument of type slp_tree.
7530 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7531 vectorizable_assignment): Likewise.
7532 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7533 Declare (make extern).
7534 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7535 (new_loop_vec_info): Likewise.
7536 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7537 * tree-vect-analyze.c: Include recog.h.
7538 (vect_update_slp_costs_according_to_vf): New.
7539 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7540 functions. For not pure SLP stmts with strided access check that the
7541 group size is power of 2. Update the vectorization factor according to
7542 SLP. Call vect_update_slp_costs_according_to_vf.
7543 (vect_analyze_group_access): New.
7544 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7545 (vect_free_slp_tree): New functions.
7546 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7547 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7548 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7549 vect_detect_hybrid_slp): Likewise.
7550 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7551 and vect_detect_hybrid_slp.
7552 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7553 SLP costs into account.
7554 (vect_get_cost_fields): New function.
7555 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7557 (vect_model_store_cost, vect_model_load_cost): Likewise.
7558 (vect_get_constant_vectors): New function.
7559 (vect_get_slp_vect_defs, vect_get_slp_defs,
7560 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7561 vect_get_vec_defs): Likewise.
7562 (vectorizable_reduction): Don't handle SLP for now.
7563 (vectorizable_call): Don't handle SLP for now. Add argument to
7564 vect_model_simple_cost.
7565 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7566 get SLPed and vectorized defs). Fix indentation and spacing.
7567 (vectorizable_assignment): Handle SLP.
7568 (vectorizable_induction): Don't handle SLP for now.
7569 (vectorizable_operation): Likewise.
7570 (vectorizable_type_demotion): Add argument to
7571 vect_model_simple_cost.
7572 (vectorizable_type_promotion): Likewise.
7573 (vectorizable_store, vectorizable_load): Handle SLP.
7574 (vectorizable_condition): Don't handle SLP for now.
7575 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7576 no SLP transformation required for unsupported cases. Add SLP
7577 argument for supported cases.
7578 (vect_remove_stores): New function.
7579 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7580 (vect_transform_loop): Schedule SLP instances.
7581 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7583 2007-09-09 Andrew Haley <aph@redhat.com>
7585 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7588 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7590 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7591 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7592 Similar for what label_refs can go in the JUMP_TARGET field. Split
7593 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7594 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7595 REG_LABEL when replacing an operand with a LABEL_REF for a
7597 (subst_reloads): When replacing a LABEL_REG with a register,
7598 instead of generating a REG_LABEL note, assert that there already
7599 is one or that the label is a known target for the insn.
7600 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7601 note, check the JUMP_LABEL field. Remove "else" after return.
7602 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7603 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7604 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7605 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7606 insns. Iterate over all notes; don't assume there's only one.
7607 * cse.c (recorded_label_ref): Adjust comment to refer to
7609 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7610 insns, not just NONJUMP_INSN_P.
7611 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7612 isn't a jump target.
7613 * jump.c (rebuild_jump_labels): Adjust head comment.
7614 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7615 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7616 (mark_all_labels): For JUMP_P insns without a target, check if the
7617 the target is noted on the previous nonjump insn.
7618 (mark_jump_label_1): New function, guts from mark_jump_label.
7619 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7620 marking jump target labels.
7621 <case LABEL_REF>: Adjust for whether to generate a
7622 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7623 For 'E' format rtl, iterate in descending element order.
7624 (delete_related_insns): Handle both REG_LABEL_TARGET and
7625 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7626 reference count, delete and fallthrough. Move finding-next-
7627 non-deleted insn last in the function. Look at all INSN_P insns
7628 for REG_LABEL_OPERAND notes.
7629 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7631 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7632 JUMP_LABEL, output the INSN_UID of it.
7633 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7634 and/or REG_LABEL_TARGET.
7635 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7636 with jump.c copy by only adding notes for labels actually
7637 referenced in the insn.
7638 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7639 usage count increment; handle all INSN_P trial insns.
7640 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7642 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7643 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7644 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7646 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7647 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7648 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7649 on all INSN_P insns.
7650 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7651 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7652 REG_LABEL_OPERAND notes.
7653 * reload1.c (calculate_needs_all_insns): Adjust comments.
7654 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7655 * config/alpha/alpha.md (split for load of an address into a
7656 four-insn sequence on Unicos/Mk): Adjust to use
7658 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7660 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7663 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7664 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7665 FOR_BB_INSNS_SAFE instead of for loop.
7666 * cse.c (cse_extended_basic_block): Likewise.
7667 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7668 that the for loop does not invoke NEXT_INSN on a deleted insn.
7669 * function.c (instantiate_virtual_regs): Likewise.
7670 * lower-subreg.c (remove_retval_note): Likewise.
7671 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7673 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7675 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7676 insn, if it's a jump.
7677 (try_redirect_by_replacing_jump): New variable jump_p. Call
7678 tablejump_p before delete_insn_chain.
7679 * reload1.c (reload): New variable next. Make sure that the for
7680 loop does not invoke NEXT_INSN on a deleted insn.
7681 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7682 (delete_output_reload): New variable prev. Make sure the the for
7683 loops do not invoke PREV_INSN on a deleted insn.
7685 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7687 * pa/constraints.md: Remove 'X' from unused letters comment.
7689 2007-09-08 Richard Guenther <rguenther@suse.de>
7691 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7692 computed check stmt_ann->references_memory instead of counting
7695 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7697 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7698 validate_change() in one more case.
7700 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7702 PR tree-optimization/32283
7703 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7704 estimated_loop_iterations.
7705 (determine_use_iv_cost_condition): Decrease cost of expressions
7706 used in iv elimination.
7708 2007-09-08 Richard Guenther <rguenther@suse.de>
7710 * tree-cfg.c (verify_gimple_expr): Avoid building new
7711 pointer types, use TYPE_POINTER_TO if available instead.
7713 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7716 PR rtl-optimization/26449
7717 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7718 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7720 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7721 define_expand. Split insn in split1 pass.
7724 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7726 PR tree-optimization/33301
7727 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7730 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7732 PR tree-optimization/32183
7733 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7735 * tree-ssa-reassoc.c: Include cfgloop.h.
7736 (is_reassociable_op): Add a loop argument and return true only
7738 (linearize_expr): Updated.
7739 (should_break_up_subtract): Likewise.
7740 (linearize_expr_tree): Likewise.
7741 (init_reassoc): Call loop_optimizer_init with
7742 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7743 with CDI_DOMINATORS.
7744 (fini_reassoc): Call loop_optimizer_finalize.
7746 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7748 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7749 if there is no i-cache.
7751 2007-09-07 Richard Guenther <rguenther@suse.de>
7754 2007-09-06 Richard Guenther <rguenther@suse.de>
7756 PR tree-optimization/32586
7757 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7758 folding if nothing changed.
7759 (simplify_unary_expression): New function. Do tree combining
7760 on conversion like codes.
7761 (try_to_simplify): Call it.
7763 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7766 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7767 (__gthread_active,__gthread_start, __gthread_active_init): New.
7768 * gthr-posix95.h: Likewise.
7770 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7772 * function.h (struct function): Rename calls_unwind_init
7773 to saves_all_registers.
7774 (current_function_saves_all_registers): Renamed from
7775 current_function_calls_unwind_init.
7776 * reload1.c (reload): Set current_function_saves_all_registers.
7777 * except.c (expand_builtin_unwind_init): Likewise.
7778 * config/m68k/m68k.c (m68k_save_reg): Use
7779 current_function_saves_all_registers to save pic register.
7781 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7783 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7784 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7786 Reapply reverted changes:
7788 2007-09-06 Jan Hubicka <jh@suse.cz>
7790 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7793 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7795 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7796 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7798 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7800 * optabs.c (expand_float): Convert unsigned integer as signed only
7801 if it provides sufficient accuracy; add mode argument to real_2expN.
7802 (expand_fix): Fix comment typos; extend binary float into mode
7803 wider than destination for converion to unsigned integer; add mode
7804 argument to real_2expN.
7805 * real.c (real_2expN): Add mode argument to special-case decimal
7807 * real.h (real_2expN): Ditto.
7808 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7810 (fixed_from_string): Ditto.
7811 (fixed_to_decimal): Ditto.
7812 (fixed_convert_from_real): Ditto.
7813 (real_convert_from_fixed): Ditto.
7814 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7815 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7816 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7817 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7819 2007-09-07 Diego Novillo <dnovillo@google.com>
7821 * tree-flow.h (const_block_stmt_iterator): Remove.
7822 Update all users to use block_stmt_iterator.
7823 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7824 Update all users to use tree_stmt_iterator.
7826 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7828 * config/mips/mips.c (mips_set_current_function): Temporarily
7829 make this a no-op to fix bootstrap errors, pending rewrite.
7831 2007-09-07 Jan Hubicka <jh@suse.cz>
7833 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7836 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7838 PR tree-optimization/33299
7839 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7840 uses for all relevant loop-exit phis, not just the first.
7842 2007-09-07 Richard Guenther <rguenther@suse.de>
7845 * tree-ssa-operands.c (access_can_touch_variable): An access
7846 of the form (*p)[0] can touch a variable of same size.
7848 2007-09-07 Jan Hubicka <jh@suse.cz>
7850 * passes.c (init_optimization_passes): Add simple dce and addressable
7852 * tree-ssa.c (execute_update_addresses_taken): New function.
7853 (pass_update_address_taken): New.
7854 * tree-ssa-dse.c (execute_simple_dse): New function.
7855 (pass_simple_dse): New.
7856 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7858 2007-09-07 Tobias Burnus <burnus@net-b.de>
7861 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7863 2007-09-07 Richard Guenther <rguenther@suse.de>
7866 2007-09-06 Richard Guenther <rguenther@suse.de>
7868 PR tree-optimization/32586
7869 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7870 folding if nothing changed.
7871 (simplify_unary_expression): New function. Do tree combining
7872 on conversion like codes.
7873 (try_to_simplify): Call it.
7875 2007-09-07 Richard Guenther <rguenther@suse.de>
7876 Uros Bizjak <ubizjak@gmail.com>
7878 PR tree-optimization/32821
7879 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7880 NULL in the call to set_bb_stmt_list.
7882 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7884 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7885 float calls here, rather than leaving some to the caller.
7886 Use call_internal_direct and call_value_internal_direct.
7887 * config/mips/mips.md (call_internal_direct): New pattern.
7888 (call_value_internal_direct): Likewise.
7890 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7892 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7893 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7895 (override_options): Set mips_base_move_loop_invariants.
7897 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7899 * config/mips/mips.opt (mcode-readable=): Move to keep list
7902 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7904 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7905 and -mgpopt options. Adjust the -G documentation to match.
7906 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7907 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7908 function, split out from mips_classify_symbol. Return false for
7909 !TARGET_LOCAL_SDATA.
7910 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7911 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7912 (override_options): Check whether the -mgpopt setting is consistent
7913 with the other flags.
7914 (symbolic_expression_p): Delete.
7915 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7916 and default_elf_select_rtx_section.
7917 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7918 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7919 external data and TARGET_EXTERN_SDATA.
7921 2007-09-07 Tobias Burnus <burnus@net-b.de>
7924 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7926 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7928 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7929 FOR_BB_INSNS_SAFE instead of for loop.
7930 * cse.c (cse_extended_basic_block): Likewise.
7931 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7932 that the for loop does not invoke NEXT_INSN on a deleted insn.
7933 * function.c (instantiate_virtual_regs): Likewise.
7934 * lower-subreg.c (remove_retval_note): Likewise.
7935 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7937 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7939 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7940 insn, if it's a jump.
7941 (try_redirect_by_replacing_jump): New variable jump_p. Call
7942 tablejump_p before delete_insn_chain.
7943 * reload1.c (reload): New variable next. Make sure that the for
7944 loop does not invoke NEXT_INSN on a deleted insn.
7945 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7946 (delete_output_reload): New variable prev. Make sure the the for
7947 loops do not invoke PREV_INSN on a deleted insn.
7949 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7951 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7952 * cgraph.h (rebuild_cgraph_edges): Declare.
7953 * tree-pass.h (pass_expand_omp_ssa): New.
7954 * omp-low.c (find_omp_clause): Export.
7955 (copy_var_decl): Split from omp_copy_decl_2.
7956 (build_omp_barrier): Return the call to emit instead of emitting
7958 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7960 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7961 expand_omp_for_generic, expand_omp_for_static_nochunk,
7962 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7963 Adapted to work on SSA form.
7964 (execute_expand_omp): Do not invalidate dominance information.
7965 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7966 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7967 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7969 (force_gimple_operand): Allow gimplifying code expressions without
7971 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7972 * common.opt (fopenmp-ssa): New.
7973 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7974 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7975 * tree-cfg.c: Include tree-inline.h.
7976 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7977 (replace_by_duplicate_decl, replace_ssa_name,
7978 mark_virtual_ops_in_region): New functions.
7979 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7980 to work on SSA form.
7981 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7982 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7985 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7987 * tree-loop-linear.c: Include obstack.h.
7988 (linear_transform_loops): New obstack lambda_obstack.
7989 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7990 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7991 and free afterwards.
7992 * lambda.h (struct obstack): New forward declaration.
7993 (lambda_linear_expression_new): New parameter of type struct
7995 (lambda_loopnest_new): Likewise.
7996 (lambda_loopnest_transform): Likewise.
7997 (lambda_body_vector_new): Likewise.
7998 (lambda_body_vector_compute_new): Likewise.
7999 (gcc_loopnest_to_lambda_loopnest): Likewise.
8000 (lambda_loopnest_to_gcc_loopnest): Likewise.
8001 * lambda-code.c: Include obstack.h.
8002 (lambda_lattice_new): New parameter lambda_obstack. Use it for
8004 (lambda_body_vector_new): Likewise.
8005 (lambda_linear_expression_new): Likewise.
8006 (lambda_lattice_new): Likewise.
8007 (lambda_loopnest_new): Likewise. Additionally use obstack to
8008 allocate LN_LOOPS(ret).
8009 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
8010 it to lambda_lattice_new.
8011 (lambda_body_vector_compute_new): New parameter lambda_obstack.
8012 Pass it to lambda_body_vector_new.
8013 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
8014 it to lambda_lattice_new.
8015 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
8016 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
8017 (lambda_compute_target_space): Likewise.
8018 (lambda_compute_auxillary_space): New parameter lambda_obstack.
8019 Pass it to lambda_lattice_compute_base and
8020 compute_nest_using_fourieer_motzkin.
8021 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
8022 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
8023 and lambda_lattice_compute_target_space.
8024 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
8025 Pass it to lambda_linear_expression_new.
8026 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
8027 to gcc_tree_to_linear_expression.
8028 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
8029 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
8030 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
8031 Pass it to lambda_body_vector_new and
8032 lambda_body_vector_compute_new.
8033 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
8034 (lambda-code.o): Likewise.
8036 2007-09-06 Chao-ying Fu <fu@mips.com>
8038 * ginclude/stdfix.h: New file.
8039 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
8040 (convert.o): Add dependence on fixed-value.h.
8041 * c-convert.c (convert): Support FIXED_POINT_TYPE.
8042 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
8043 to define fixed-point constants.
8044 (c_cpp_builtins): Define fixed-point constants.
8045 * convert.c (fixed-value.h): New include.
8046 (convert_to_real): Update comment to include fixed-point.
8047 Support FIXED_POINT_TYPE.
8048 (convert_to_integer): Update comment to include fixed-point.
8049 Support FIXED_POINT_TYPE.
8050 (convert_to_complex): Support FIXED_POINT_TYPE.
8051 (convert_to_fixed): New function.
8052 * convert.h (convert_to_fixed): Declare.
8053 * genopinit.c: Add comment about $Q for only fixed-point modes.
8054 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
8055 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
8056 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
8057 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
8058 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
8059 usneg_optab for fixed-point modes.
8060 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
8062 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
8063 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
8064 unsigned saturation optabs, when type is saturating.
8065 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
8066 (expand_fixed_convert): New function.
8067 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
8068 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
8069 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
8070 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
8071 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
8072 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
8074 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
8075 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
8076 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
8077 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
8078 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
8080 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
8081 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
8082 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
8083 fractuns, satfractuns.
8084 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
8085 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
8086 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
8087 OTI_ssmsub_widen, OTI_usmsub_widen.
8088 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
8089 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
8090 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
8091 umsub_widen_optab, usmsub_widen_optab): Define.
8092 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
8094 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
8096 (expand_fixed_convert): Declare.
8097 * expr.c (convert_move): Support the move of fixed-point modes.
8098 (emit_move_insn_1): Handle fixed-point mode to move via integer.
8099 (categorize_ctor_elements_1): Handle FIXED_CST.
8100 (count_type_elements): Handle FIXED_POINT_TYPE.
8101 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
8102 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8104 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
8105 multiply and add/subtract for fixed-point types.
8106 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
8107 mode, we jump to binop directly.
8108 Support FIXED_CONVERT_EXPR.
8109 (do_store_flag): Check FIXED_CST to put a constant second.
8110 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
8111 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8112 (const_vector_from_tree): Support FIXED_CST.
8113 * doc/extend.texi (Fixed-Point): New node.
8114 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
8115 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
8116 satfract, fractuns, satfractuns): Document them.
8118 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8120 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
8121 addresses into I registers.
8123 2007-09-06 Jan Hubicka <jh@suse.cz>
8124 Andreas Tobler <a.tobler@schweiz.org>
8126 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
8128 (machopic_legitimize_pic_address): Likewise.
8130 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8131 Jan Hubicka <jh@suse.cz>
8133 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
8134 instead of ufloat_optab->handlers directly.
8135 (floatdidf2): Likewise.
8137 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
8139 * config/mips/mips.c: Include diagnostic.h.
8140 (mips_set_current_function): Check errorcount and sorrycount
8141 before generating RTL.
8143 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8146 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
8147 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
8148 (print_operand_reloc): Likewise.
8150 2007-09-06 Janis Johnson <janis187@us.ibm.com>
8154 2007-09-06 Jan Hubicka <jh@suse.cz>
8156 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8157 Update call of real_2expN.
8159 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8161 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8162 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8164 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8166 * optabs.c (expand_float): Convert unsigned integer as signed only
8167 if it provides sufficient accuracy; add mode argument to real_2expN.
8168 (expand_fix): Fix comment typos; extend binary float into mode
8169 wider than destination for converion to unsigned integer; add mode
8170 argument to real_2expN.
8171 * real.c (real_2expN): Add mode argument to special-case decimal
8173 * real.h (real_2expN): Ditto.
8174 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8176 (fixed_from_string): Ditto.
8177 (fixed_to_decimal): Ditto.
8178 (fixed_convert_from_real): Ditto.
8179 (real_convert_from_fixed): Ditto.
8180 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8181 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8182 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8183 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8185 2007-09-06 Tom Tromey <tromey@redhat.com>
8187 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
8188 * c-pch.c (c_common_read_pch): Restore current location after
8190 * tree.c (expand_location): Update.
8191 (expr_filename): Changed return type. Unified the two cases.
8192 (expr_lineno): Likewise.
8193 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
8195 * toplev.c (line_table): Changed type.
8196 (general_init): Update.
8197 (realloc_for_line_map): New function.
8198 (general_init): Allocate line_table using GC.
8199 * fix-header.c (line_table): Changed type.
8200 (read_scan_file): Update.
8201 (read_scan_file): Update.
8202 * c-ppoutput.c (maybe_print_line): Update.
8203 (print_line): Update.
8204 (cb_line_change): Update.
8205 (cb_define): Update.
8206 (pp_file_change): Update.
8207 * c-opts.c (c_common_init_options): Update.
8208 (finish_options): Update.
8209 (push_command_line_include): Update.
8210 * c-lex.c (cb_line_change): Update.
8211 (cb_def_pragma): Update.
8212 (cb_define): Update.
8214 (c_lex_with_flags): Use cpp_get_token_with_location.
8215 * input.h (line_table): Changed type.
8216 (location_from_locus): New macro.
8217 * tree.h (EXPR_FILENAME): No longer an lvalue.
8218 (EXPR_LINENO): Likewise.
8219 (expr_locus, set_expr_locus): Declare separately for
8220 USE_MAPPED_LOCATION.
8221 (expr_filename, expr_lineno): Changed return type.
8222 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
8223 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
8224 (expand_gimple_basic_block): Likewise.
8225 * final.c (final_scan_insn): Use expanded_location.
8227 2007-09-06 Richard Guenther <rguenther@suse.de>
8229 PR tree-optimization/32586
8230 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
8231 folding if nothing changed.
8232 (simplify_unary_expression): New function. Do tree combining
8233 on conversion like codes.
8234 (try_to_simplify): Call it.
8235 * builtins.c (fold_builtin_cexp): Fold the built expressions.
8236 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
8238 2007-09-06 Jan Hubicka <jh@suse.cz>
8241 * cse.c (fold_rtx): Avoid invalid sharing.
8243 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8245 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8246 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8248 2007-09-06 Revital Eres <eres@il.ibm.com>
8250 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8251 Fix offsettable memory reference for 750CL.
8253 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
8255 * reload.c (find_reloads_address_1): Try to preserve original
8256 base/index regclass of operands.
8257 * regrename.c (scan_rtx_address): Likewise.
8258 (replace_oldest_value_addr): Likewise.
8260 2007-09-06 Richard Guenther <rguenther@suse.de>
8262 PR tree-optimization/33302
8263 * domwalk.c (walk_dominator_tree): The exit block is
8264 interesting even if it is not reachable.
8266 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8269 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
8271 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
8273 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
8276 2007-09-05 Ian Lance Taylor <iant@google.com>
8278 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
8280 (dump_generic_node): Likewise.
8281 * print-rtl.c (print_decl_name): Likewise.
8282 * print-tree.c (print_node_brief): Likewise.
8283 (print_node): Likewise.
8284 * Makefile.in (RTL_BASE_H): Add alias.h.
8287 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
8289 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
8291 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
8292 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
8294 2007-09-06 Jie Zhang <jie.zhang@analog.com>
8296 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
8297 (tm_defines): Define UCLIBC_DEFAULT to 1.
8298 (extra_options): Add linux.opt.
8299 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8300 (CRT_CALL_STATIC_FUNCTION): Likewise.
8301 (NO_IMPLICIT_EXTERN_C): Likewise.
8302 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8303 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
8304 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8305 (ENDFILE_SPEC): Don't define.
8306 (LIB_SPEC): Likewise.
8307 (CRT_CALL_STATIC_FUNCTION): Likewise.
8308 (NO_IMPLICIT_EXTERN_C): Likewise.
8309 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
8310 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8312 2007-09-06 Jan Hubicka <jh@suse.cz>
8314 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8315 Update call of real_2expN.
8317 2007-09-06 Jan Hubicka <jh@suse.cz>
8319 * opts.c (common_handle_option): Enable inlining functions for
8322 2007-09-06 Jakub Jelinek <jakub@redhat.com>
8324 * builtin-attrs.def (ATTR_NONNULL_3): New.
8325 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
8326 ATTR_NOTHROW_NONNULL_##FA.
8327 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
8328 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
8329 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
8330 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
8331 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
8332 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
8333 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
8335 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
8336 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
8337 ATTR_FORMAT_NOTHROW_3_4): Remove.
8338 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
8339 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
8340 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
8341 instead of ATTR_FORMAT_*_*.
8343 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
8345 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
8346 parts re-used for REG_FRAME_RELATED_EXPR.
8348 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8350 * optabs.c (expand_float): Convert unsigned integer as signed only
8351 if it provides sufficient accuracy; add mode argument to real_2expN.
8352 (expand_fix): Fix comment typos; extend binary float into mode
8353 wider than destination for converion to unsigned integer; add mode
8354 argument to real_2expN.
8355 * real.c (real_2expN): Add mode argument to special-case decimal
8357 * real.h (real_2expN): Ditto.
8358 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8360 (fixed_from_string): Ditto.
8361 (fixed_to_decimal): Ditto.
8362 (fixed_convert_from_real): Ditto.
8363 (real_convert_from_fixed): Ditto.
8364 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8365 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8366 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8367 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8369 2007-09-05 Ian Lance Taylor <iant@google.com>
8371 * init-regs.c (initialize_uninitialized_regs): Call
8372 emit_insn_before rather than add_insn_before.
8374 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8376 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
8377 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
8378 * tree-inline.h (copy_body_data): Add call_expr field.
8379 * tree-inline.c (expand_call_inline): Initialize call_expr.
8380 (copy_bb): Append anonymous inline fn arguments to arguments
8381 when inlining a CALL_EXPR_VA_ARG_PACK call.
8382 * builtins.c (expand_builtin): Issue an error if
8383 BUILT_IN_VA_ARG_PACK is seen during expand.
8384 (fold_call_expr, fold_builtin_call_array): Don't fold
8385 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
8386 __builtin_va_arg_pack () call as last argument.
8387 * gimplify.c (gimplify_call_expr): If last argument to a vararg
8388 function is __builtin_va_arg_pack (), decrease number of call
8389 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
8390 * expr.c (expand_expr_real_1): Issue an error if
8391 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
8392 * tree-pretty-print.c (dump_generic_node): Handle printing
8393 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
8394 * doc/extend.texi (__builtin_va_arg_pack): Document.
8396 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
8398 PR tree-optimization/21513
8399 * builtins.c (build_builtin_expect_predicate): New function.
8400 (fold_builtin_expect): Add argument for expected value.
8401 Distribute __builtin_expect over short-circuiting operations.
8402 Fold nested builtin_expects.
8403 (fold_builtin_2): Adjust call to fold_builtin_expect.
8405 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
8408 PR tree-optimization/13756
8409 * doc/invoke.texi (Options That Control Optimization): Document
8412 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
8414 * config/i386/cpuid.h: New file.
8415 * config/i386/driver-i386.c: Include cpuid.h.
8416 (describe_cache): Shrink size and line strings to 100 bytes.
8417 (detect_caches_amd): Return "" for unsupported max_ext_level.
8418 Use __cpuid function.
8419 (detect_caches_intel): Return "" for unsupported max_level.
8420 Use __cpuid function.
8421 (host_detect_local_cpu): Change feature flag variables to
8422 unsigned int. Initialize only extended feature flag variables.
8423 Use __get_cpuid_max to determine max supported cpuid level.
8424 Use __cpuid function to determine supported features. Fix
8425 calculation of family id. Remove is_amd and check signature
8426 directly. Check for Geode signature. Handle family 4 id.
8427 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
8428 cpu discovery code to lower part of the function.
8429 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
8430 for sub-architecture.
8431 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
8432 [PROCESSOR_K8]: Add k8-sse3 architecture.
8433 [PROCESSOR_NOCONA]: Remove.
8434 [PROCESSOR_GENERIC64]: Ditto.
8435 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
8436 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
8437 to check for SSE and FXSAVE support.
8438 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
8439 Add -minline-all-stringops.
8440 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
8441 (x86_64-*-*): Ditto.
8443 2007-09-05 Jie Zhang <jie.zhang@analog.com>
8445 * config/bfin/linux-unwind.h: New file.
8446 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8447 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8449 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8451 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
8452 * stmt.c: Include alloc-pool.h.
8453 (struct case_node): Remove GTY marker.
8454 (add_case_node): New parameter case_node_pool. Use it for
8456 (expand_case): New allocation pool case_node_pool. Initialize it,
8457 pass to add_case_node and free it.
8459 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8460 David Ung <davidu@mips.com>
8461 Nigel Stephens <nigel@mips.com>
8463 Add mips16/nomips16 function attributes and -mflip-mips16 option
8464 for testing mixed-mode compilation.
8466 * config/mips/mips.opt (mflip-mips16): New.
8468 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8469 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8471 * config/mips/mips.c (mips_base_target_flags): New.
8472 (mips_base_mips16): New.
8473 (mips_base_schedule_insns): New.
8474 (mips_base_reorder_blocks_and_partition): New.
8475 (mips_base_align_loops): New.
8476 (mips_base_align_jumps): New.
8477 (mips_base_align_functions): New.
8478 (mips16_flipper): New.
8479 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8480 (TARGET_SET_CURRENT_FUNCTION): Define.
8481 (mips_mips16_type_p, mips_nomips16_type_p): New.
8482 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8483 (mips_function_ok_for_sibcall): Make it deal with functions with
8485 (mips_init_split_addresses): New, split out from override_options.
8486 (mips_init_relocs): New, split out from override_options.
8487 (was_mips16_p): New.
8488 (mips_set_mips16_mode): New, split out from override_options.
8489 (mips_set_current_function): New.
8490 (override_options): Add sorry for unsupported mips16/pic
8491 combination. Remove error for mips16/dsp combination. Save
8492 base option settings.
8493 (mips_file_start): Move mips16 mode setting output from here....
8494 (mips_output_function_prologue): ....to here.
8495 (mips_output_mi_thunk): Check for mips16 function.
8496 (build_mips16_function_stub): Don't set .mips16 here.
8497 (build_mips16_call_stub): Likewise.
8498 (mips_expand_builtin): Error in mips16 mode.
8499 (mips_use_mips16_mode_p): New.
8500 (mips_encode_section_info): Check for mips16 function, and set
8501 SYMBOL_REF_FLAGS accordingly.
8503 * doc/extend.texi (Function Attributes): Document new
8504 mips16/nomips16 attributes.
8505 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8506 (MIPS Options): Document -mflip-mips16.
8508 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8510 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8511 if we encounter TLS address in MIPS16 mode.
8512 (mips_legitimize_const_move): Check cannot_force_const_mem for
8513 the (const (plus symbol offset)) case; this forces invalid TLS
8514 address in MIPS16 mode to be caught by the above call to sorry.
8515 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8516 because that now enables emutls, which is not ABI compatible
8517 with native TLS in non-MIPS16 mode.
8519 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8521 Add target hook invoked when cfun changes.
8523 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8524 * target.h (struct gcc_target): Add set_current_function.
8525 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8526 (TARGET_INITIALIZER): Add initializer for set_current_function.
8527 * tree.h (push_struct_function): New.
8528 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8530 (set_cfun): Declare.
8531 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8533 (push_function_context_to): Use allocate_struct_function
8534 to create null context, not init_dummy_function_start. Use set_cfun.
8535 (pop_function_context_from): Use set_cfun.
8536 (in_dummy_function): New.
8537 (invoke_set_current_function_hook): New.
8539 (push_cfun, pop_cfun): Use set_cfun.
8540 (push_struct_function): New.
8541 (allocate_struct_function): Call invoke_set_current_function_hook
8543 (prepare_function_start): Don't set cfun here. Remove unused
8544 argument; fix all callers.
8545 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8546 push_struct_function.
8547 (init_function_start): Set cfun here.
8548 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8549 * omp-low.c (create_omp_child_function): Use push_struct_function
8550 and pop_cfun to save/restore state.
8551 (expand_omp_parallel): Remove unused saved_cfun variable.
8552 * cgraphunit.c (ipa_passes): Use set_cfun.
8553 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8554 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8555 * matrix-reorg.c (transform_allocation_sites): Likewise.
8556 (matrix_reorg): Use set_cfun.
8557 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8558 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8559 assignment to cfun; use set_cfun for the other.
8560 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8561 (dump_function_to_file): Use push_cfun/pop_cfun here.
8562 * c-decl.c (finish_function): Use set_cfun.
8564 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8566 * regrename.c (rerename_optimize): Use deferred rescanning and
8567 insert explicit calls to rescan insns when changed.
8569 2007-09-05 Jan Hubicka <jh@suse.cz>
8571 * optabs.c (libfunc_entry): Change optab to integer.
8572 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8573 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8574 of pointers for hashing.
8576 2007-09-05 Jan Hubicka <jh@suse.cz>
8578 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8580 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8581 * see.c (pass_see): Likewise.
8582 * tracer.c (pass_tracer): Likewise.
8583 * postreload-gcse.c (pass_gcse2): Likewise.
8584 * postreload.c (pass_postreload_cse): Likewise.
8585 * mode-switching.c (pass_mode_switching): Likewise.
8586 * modulo-sched.c (pass_sms): Likewise.
8587 * cse.c (cse_insn): Likewise.
8588 * web.c (pass_web): Likweise.
8589 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8590 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8591 * loop-init.c (pass_rtl_loop_init): Likewise.
8592 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8593 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8594 * global.c (pass_global_alloc): Likewise.
8595 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8596 pass_if_after_reload): Likewise.
8597 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8598 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8599 * regmove.c (pass_regmove): Likewise.
8600 * function.c (pass_thread_prologugues_epilogues): Likewise.
8601 * gcse.c (pass_gcse): Likewise.
8602 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8603 * lower-subreg.c (pass_lower_subreg2): Likewise.
8604 * bt-load.c (pass_branch_target_load): Likewise.
8605 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8606 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8607 * combine.c (pass_combine): Likewise.
8608 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8609 (pass_partition_blocks): Likewise.
8610 * var-tracking.c (pass_variable_track): Likewise.
8611 * reg-stack.c (pass_stack_regs_run): Likewise.
8612 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8613 * passes.c (pass_postreload): Likewise.
8614 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8615 * tree-pass.h (TODO_verify_rtl_sharing): New.
8616 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8617 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8618 TODO_set_props, TODO_df_finish, TODO_df_verify,
8619 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8621 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8623 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8624 fold_real_zero_addition_p, reorder_operands_p,
8625 div_if_zero_remainder, fold_undefer_overflow_warnings,
8626 int_binop_types_match_p, fold_convert_const_int_from_int,
8627 fold_convert_const_int_from_real,
8628 fold_convert_const_int_from_fixed,
8629 fold_convert_const_real_from_real,
8630 fold_convert_const_real_from_fixed,
8631 fold_convert_const_fixed_from_fixed,
8632 fold_convert_const_fixed_from_int,
8633 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8634 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8635 debug_fold_checksum, multiple_of_p): Constify.
8636 * tree-flow-inline.h (get_lineno): Likewise.
8637 * tree-flow.h (get_lineno): Likewise.
8638 * tree-object-size.c (compute_object_offset, addr_object_size,
8639 alloc_object_size, pass_through_call): Likewise.
8640 * tree-pretty-print.c (op_symbol, print_call_name,
8641 print_struct_decl, do_niy): Likewise.
8642 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8643 debug_fold_checksum): Likewise.
8645 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8648 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8649 note, remove the associated REG_RETVAL note.
8651 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8653 * config.gcc (powerpc*-*-*): Install
8654 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8655 * config/rs6000/spu2vmx.h: New header.
8656 * config/rs6000/si2vmx.h: New header.
8657 * config/rs6000/vec_types.h: New header.
8659 2007-09-05 Ben Elliston <bje@au.ibm.com>
8661 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8663 2007-09-05 Ben Elliston <bje@au.ibm.com>
8665 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8667 (__stdcx): Make asm volatile.
8668 (__stwcx, __stdcx): Return only 0 or 1.
8670 2007-09-05 Jan Hubicka <jh@suse.cz>
8674 2007-09-04 Jan Hubicka <jh@suse.cz>
8675 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8677 2007-09-04 Richard Guenther <rguenther@suse.de>
8678 * tree-ssa-operands.c (add_virtual_operand): Only mark
8679 stores as has_volatile_ops if alias information is not available.
8681 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8683 * config/rs6000/tramp.asm: Include config.h.
8684 Check __PIC__ or __pic__ macro instead of SHARED.
8686 PR rtl-optimization/32300
8687 * see.c (see_copy_insn): New function.
8688 (see_def_extension_not_merged, see_merge_one_use_extension,
8689 see_merge_one_def_extension): Use it. Avoid changing
8690 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8691 into sequences. Call df_insn_delete on temporary insns
8692 that won't be emitted into the insn stream.
8693 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8694 and run df_process_deferred_rescans () before run_fast_dce.
8696 PR tree-optimization/33017
8697 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8698 recurse for pure or const function calls.
8700 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8702 * c-format.c: Include alloc-pool.h.
8703 (check_format_info_main): New argument fwt_alloc. Use allocation
8704 pool instead of GC. Remove GC deallocation code.
8705 (check_format_arg): Create allocation pool, pass it to
8706 check_format_info_main and free it afterwards.
8707 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8709 2007-09-05 Ben Elliston <bje@au.ibm.com>
8711 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8712 Rename count macro arugment for clarity.
8713 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8714 (__protected_stream_set): Likewise, pass 0.
8716 2007-09-04 Jan Hubicka <jh@suse.cz>
8718 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8720 2007-09-04 Jan Hubicka <jh@suse.cz>
8722 * invoke.texi (-finline-small-functions): Document.
8723 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8724 when deciding what is inlinable.
8725 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8726 (cgraph_decide_inlining_of_small_function): Handle new flags.
8727 (cgraph_decide_inlining_incrementally): Likewise.
8728 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8729 * common.opt (finline-small-functions): New.
8730 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8732 2007-09-04 Richard Guenther <rguenther@suse.de>
8734 * tree-ssa-operands.c (add_virtual_operand): Only mark
8735 stores as has_volatile_ops if alias information is not available.
8737 2007-09-04 Andrew Haley <aph@redhat.com>
8739 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8741 2007-09-04 Andrew Haley <aph@redhat.com>
8743 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8744 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8745 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8747 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8750 * common.opt: Mention ABI version 2 in comment.
8752 2007-09-04 Jan Hubicka <jh@suse.cz>
8754 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8755 (libfunc_entry): New structure.
8756 (libfunc_hash): New hashtable.
8757 (hash_libfunc): New function.
8758 (eq_libfunc): New function.
8759 (convert_optab_libfunc): New function.
8760 (optab_libfunc): New function.
8761 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8762 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8763 expand_float, expand_fix, new_optab, new_convert_optab):
8764 Update for new libfunc API.
8765 (init_libfunc, init_integral_libfuncs,
8766 init_floating_libfuncs, init_interclass_conv_libfuncs
8767 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8768 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8769 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8770 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8771 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8772 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8773 gen_extend_conv_libfunc): New.
8774 (init_one_libfunc): Revamp for hashtables.
8775 (set_conv_libfunc): Likewise.
8776 (init_optabs): Initialize hashtable; use lazy initialization where
8778 * optabs.h (optab_handlers): Move out of GGC.
8779 (optab, convert_optab): Move out of GGC; add lazy gen info.
8780 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8781 (optab_libfunc, convert_optab_libfunc): New.
8782 * builtins.c (expand_builtin_powi): Update for new API.
8783 * expr.c (convert_move): Likewise.
8784 * expmed.c (expand_divmod): Likewise.
8786 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8788 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8789 GOT pointer only if there is a constant pool. Use the allocated space
8792 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8794 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8797 2007-09-04 Revital Eres <eres@il.ibm.com>
8798 Richard Guenther <rguenther@suse.de>
8799 R. Clint Whaley <whaley@cs.utsa.edu>
8801 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8803 * tree-tailcall.c (process_assignment): Use -fassociative-math
8804 when reodering operands of floating-point type.
8805 * fold-const.c (fold_comparison, fold_binary): Use
8806 -fassociative-math and -freciprocal-math instead of
8807 -funsafe-math-optimization flag.
8808 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8809 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8810 -freciprocal-math instead of -funsafe-math-optimizations.
8811 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8812 -fassociative-math when -ffast-math is set.
8813 (set_unsafe_math_optimizations_flags): New Function
8814 to set -freciprocal-math and -fassociative-math when
8815 -funsafe-math-optimizations is set.
8816 (common_handle_option): Call it.
8817 * tree-vectorizer.c (vect_is_simple_reduction): Use
8818 -fassociative-math when doing reduction on floats.
8819 * loop-unroll.c (analyze_insn_to_expand_var): Use
8820 -fassociative-math when expanding an accumulator of type float.
8821 * simplify-rtx.c (simplify_binary_operation_1): Use
8822 -fassociative-math and -freciprocal-math when reordeing operands
8823 of floating-point type.
8824 * combine.c (combine_simplify_rtx): Likewise.
8825 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8827 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8829 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8832 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8834 2007-09-04 Jan Hubicka <jh@suse.cz>
8836 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8838 2007-09-04 Jan Hubicka <jh@suse.cz>
8840 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8841 and corresponding MATCH_DUP.
8843 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8846 * combine.c (subst): Do not try to simplify X if it represents load
8847 of FP constant from the constant pool via float extension.
8849 2007-09-04 Ben Elliston <bje@au.ibm.com>
8851 * c-opts.c: Include "tm_p.h".
8852 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8854 2007-09-04 Richard Guenther <rguenther@suse.de>
8856 PR tree-optimization/33291
8857 * tree-pretty-print.c (dump_generic_node): Dump all
8858 qualifiers for pointer types, not only first. Dump
8859 qualifiers for aggregate types as well.
8860 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8861 use the canonical type for building ARRAY_REFs.
8862 * gimplify.c (canonicalize_addr_expr): Clean up. The
8863 correct validness check is compatibility of the pointer
8864 types. Always use the canonical type for building
8865 ARRAY_REFs and ADDR_EXPRs.
8866 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8867 change that disabled propagation of ADDR_EXPRs into statements
8870 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8872 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8873 (umulsi3_highpart): Make into expanders; existing insns are
8874 now named *[insn]_nov6. Add stars to existing [insn]_v6
8875 counterparts' names.
8877 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8879 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8880 (unprotoize.o): Remove SHLIB_MULTILIB.
8882 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8884 * doc/extend.texi: Document progmem attribute for AVR.
8886 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8889 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8891 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8893 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8896 * optabs.c: Remove unnecessary forward declarations.
8897 (expand_unop_direct): New, broken out of expand_unop.
8898 (expand_doubleword_clz): New.
8899 (expand_ctz): Move above expand_ffs. Use
8900 start_sequence, end_sequence, add_equal_note, and
8901 expand_unop_direct. Add more commentary.
8902 (expand_ffs): Try both ctz optab and expand_ctz.
8903 Generate a test and branch if the hardware doesn't give us
8904 a useful value for input zero. Style improvements similar to
8907 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8909 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8911 * config.gcc: Delete stanza for arm-semi-aof and
8912 armel-semi-aof targets.
8913 * config/arm/arm-protos.h
8915 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8916 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8917 delete aof_pic_label and remove mention of AOF in comments.
8918 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8920 * config/arm/semiaof.h
8921 * config/arm/t-semi: Delete file.
8923 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8925 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8926 CONST_CAST_BB): New macros for type-specific casts.
8927 (CONST_CAST): Add a TYPE parameter and define it in terms of
8930 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8931 * c-lex.c (cb_ident, lex_string): Likewise,
8932 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8933 * config/i386/i386.c (ix86_function_regparm,
8934 ix86_function_sseregparm): Use CONST_CAST_TREE.
8935 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8937 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8938 give_switch, set_multilib_dir): Likewise,
8939 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8940 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8941 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8942 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8943 * prefix.c (update_path): Likewise,
8944 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8945 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8946 * tree-cfg.c (tree_can_merge_blocks_p,
8947 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8948 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8949 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8950 (attribute_list_contained): Use CONST_CAST_TREE.
8952 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8954 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8956 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8959 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8960 before forcing them into a register.
8962 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8964 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8965 rather than define_code_macro.
8967 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8969 * gcc.c (xputenv): New function.
8970 (putenv_from_prefixes): Use xputenv instead of putenv.
8971 (process_command): Use xputenv instead of putenv.
8972 (set_collect_gcc_options): Use xputenv instead of putenv.
8973 (main): Use xputenv instead of putenv.
8975 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8977 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8978 availability of swap instruction.
8979 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8981 2007-09-03 Revital Eres <eres@il.ibm.com>
8983 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8986 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8987 Ayal Zaks <zaks@il.ibm.com>
8988 Revital Eres <eres@il.ibm.com>
8990 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8991 compute_split_row): New functions.
8992 (ps_unschedule_node): Remove.
8993 (normalize_sched_times): Iterate over the already scheduled
8994 insns instead of the number of nodes.
8995 (MAX_SPLIT_NUM): New definition.
8996 (sms_schedule_by_order): Change the scheduling heuristic to
8997 avoid useless increases of initiation interval ii.
8998 (get_sched_window): Add dump printouts.
9000 2007-09-02 David Daney <ddaney@avtrex.com>
9002 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
9003 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
9004 (optab, insn): Add more attributes.
9005 (fetchop_bit): New code macro.
9006 (immediate_insn): New code macro attribute.
9007 (sync): Change condition to ISA_HAS_SYNC.
9008 (rdhwr): Change predicate for operand 0 to register_operand.
9009 (memory_barrier): New expand.
9010 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
9011 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9012 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9013 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9014 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
9015 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
9016 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
9017 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9018 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
9020 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
9021 Hans-Peter Nilsson <hp@axis.com>
9023 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
9024 Defined to describe availability and behavior of CLZ.
9025 * config/cris/cris.md (clzsi2): Implement using lz instruction.
9026 * config/cris/cris.opt: Tweak comment for "-metrax4".
9027 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
9028 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
9029 (count_leading_zeros): Define.
9031 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9033 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
9035 2007-09-02 Joseph Myers <joseph@codesourcery.com>
9039 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
9042 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9044 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
9045 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
9046 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
9047 sched-deps.c, sched-int.h, system.h, target.h,
9048 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
9049 tree.def: Fix comment typos.
9051 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9053 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
9054 (override_options): Turn on -mstrict-align on non-ColdFire
9056 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
9058 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9060 * c-common.c (const_strip_array_types): Delete.
9061 * c-common.h (const_strip_array_types): Likewise.
9062 * emit-rtl.c (const_next_insn, const_previous_insn,
9063 const_next_nonnote_insn, const_prev_nonnote_insn,
9064 const_next_real_insn, const_prev_real_insn,
9065 const_next_active_insn, const_prev_active_insn, const_next_label,
9066 const_prev_label): Delete.
9067 * gimple-low.c (block_may_fallthru): Use expr_last.
9068 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
9069 * rtl.h (const_previous_insn, const_next_insn,
9070 const_prev_nonnote_insn, const_next_nonnote_insn,
9071 const_prev_real_insn, const_next_real_insn,
9072 const_prev_active_insn, const_next_active_insn, const_prev_label,
9073 const_next_label): Delete.
9074 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
9075 * system.h (CONST_CAST): Update comment.
9076 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
9077 (const_first_stmt, const_last_stmt): Delete.
9078 (tree_block_ends_with_condjump_p): Use last_stmt.
9079 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
9080 * tree-iterator.c (const_expr_first, const_expr_last,
9081 const_expr_only): Delete.
9082 * tree.c (const_lookup_attribute): Likewise.
9083 (attribute_list_contained): Use lookup_attribute.
9084 * tree.h (const_lookup_attribute, const_expr_first,
9085 const_expr_last, const_expr_only): Delete.
9087 2007-09-01 Richard Guenther <rguenther@suse.de>
9089 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
9090 instead of TREE_THIS_VOLATILE.
9091 * tree-ssa-operands.c (add_virtual_operand): Do not set
9092 has_volatile_ops. Do not check s_ann for NULL.
9093 (get_indirect_ref_operands): Likewise.
9094 (get_expr_operands): Likewise. For all reference trees
9095 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
9096 check base of reference for TREE_THIS_VOLATILE.
9098 2007-09-01 Richard Guenther <rguenther@suse.de>
9100 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
9101 between integral types. Also allow conversions between
9104 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9106 * optabs.c (prepare_float_lib_cmp): Use
9107 libgcc_cmp_return_mode instead of word_mode.
9108 * config/dfp-bit.h: Likewise.
9109 * config/fp-bit.h: Likewise.
9110 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
9112 (spu_libgcc_shift_count_mode): New function.
9113 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
9114 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
9116 2007-08-31 Joseph Myers <joseph@codesourcery.com>
9118 * tree-pretty-print.c: Include output.h.
9119 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
9120 HOST_WIDE_INT_PRINT_DEC.
9121 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
9123 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
9125 PR rtl-optimization/33224
9126 * loop-iv.c (latch_dominating_def): Check that the definition belongs
9127 to the analysed region.
9129 2007-08-31 Richard Guenther <rguenther@suse.de>
9131 * function.c (allocate_struct_function): Do not set
9132 current_function_returns_pointer.
9133 * function.h (struct var_refs_queue): Remove.
9134 (struct simple_obstack_stack): Likewise.
9135 (struct function): Remove fixup_var_refs_queue member.
9136 Remove returns_pointer flag.
9137 (current_function_returns_pointer): Remove define.
9139 2007-08-31 Nick Clifton <nickc@redhat.com>
9141 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
9142 secondary keys in order to obtain a stable sort.
9144 2007-08-31 Nick Clifton <nickc@redhat.com>
9147 * config/m32r/constraints.md: Add W constraint for integer zero.
9148 * config/m32r/m32r.md (get_pc): Use W and i constraints.
9149 Fix length calculation by using alternatives.
9151 2007-08-31 Richard Sandiford <richard@codesourcery.com>
9153 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
9154 split out from expand_binop.
9155 (avoid_expensive_constant): New function.
9156 (expand_binop_directly): Remove commutative_op argument and
9157 (expand_binop_directly): Remove commutative_op argument and
9158 call cummutative_optab_p instead. Do not change op0 or op1
9159 when swapping xop0 and xop1. Apply avoid_expensive_constant
9160 to each argument after potential swapping. Enforce the
9161 canonical order of commutative operands.
9162 (expand_binop): Use shift_optab_p and commutative_optab_p.
9163 Update the calls to expand_binop_directly. Only force constants
9164 into registers when widening an operation. Only swap operands
9165 once a direct expansion has been rejected.
9166 (expand_twoval_binop): Only force constants into registers when
9167 using a direct expansion.
9169 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
9171 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
9172 (sched_analyze_insn): Don't postprocess speculative dependencies when
9173 target has no scheduling.
9174 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
9175 'uninitialized' warning.
9177 2007-08-31 Richard Guenther <rguenther@suse.de>
9179 * tree.c (build_complex_type): Always set TYPE_NAME for
9182 2007-08-31 Olivier Hainque <hainque@adacore.com>
9184 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
9185 internal macro. Default alignment factor for csect directives, chosen
9186 to match what BIGGEST_ALIGNMENT allows.
9187 (DATA_SECTION_ASM_OP): Use it.
9188 * config/rs6000/rs6000.c
9189 (rs6000_xcoff_output_readonly_section_asm_op):
9190 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
9191 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
9193 2007-08-31 Olivier Hainque <hainque@adacore.com>
9195 * dbxout.c (dbxout_block): Move declaration within the first
9196 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
9197 block to include the definition, together with the associated
9200 2007-08-31 David Edelsohn <edelsohn@gnu.org>
9201 Revital Eres <eres@il.ibm.com>
9203 * doc/invoke.texi (-mpaired): Document flag.
9204 * config.gcc: Include paired.h in powerpc extra_headers and
9205 750cl.h in powerpc-*-linux*paired*.
9206 * config/rs6000/rs6000.opt (-mpaired): New flag.
9207 * config/rs6000/rs6000.c (paired_init_builtins,
9208 paired_expand_builtin, paired_expand_lv_builtin,
9209 paired_expand_stv_builtin, paired_expand_predicate_builtin):
9210 New functions to support the paired single builtin functions.
9211 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
9212 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
9214 (bdesc_paired_preds): New structure for paired predicate
9216 (rs6000_expand_builtin): Expand paired single builtins.
9217 (rs6000_init_builtins): Init paired single builtins.
9218 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
9219 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
9220 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
9221 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
9222 (rs6000_vector_mode_supported_p): Support paired vector mode.
9223 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
9224 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
9226 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
9227 (DATA_ALIGNMENT): Likewise.
9228 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
9229 (rs6000_builtins): Add PAIRED builtins.
9230 * config/rs6000/rs6000.md: Include paired.md.
9231 * config/rs6000/paired.h: New.
9232 * config/rs6000/paired.md: New.
9233 * config/rs6000/750cl.h: New.
9234 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
9236 2007-08-30 Ollie Wild <aaw@google.com>
9238 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
9239 * gcc.c (default_compilers): Add -fno-directives-only to
9240 @assembler-with-cpp.
9242 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
9246 * regclass.c (initial_fixed_regs): Revert previous change and make
9248 (initial_call_used_regs): Likewise.
9249 (initial_call_really_used_regs): Delete, reverting previous addition.
9250 (initial_reg_names): Likewise.
9251 (init_reg_sets): Revert previous change.
9252 (saved_fixed_regs): New.
9253 (saved_call_used_regs): New.
9254 (saved_call_really_used_regs): New.
9255 (saved_reg_names): New.
9256 (save_register_info): New.
9257 (restore_register_info): New.
9258 (init_reg_sets_1): Replace reset of register info with call to
9259 restore_register_info.
9260 * rtl.h (save_register_info): Declare.
9261 * toplev.c (backend_init): Call save_register_info.
9263 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9265 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
9266 from the original statement.
9268 2007-08-30 Chao-ying Fu <fu@mips.com>
9270 * c-lex.c (interpret_fixed): Declare.
9271 (interpret_float): Process _Fract and _Accum.
9272 (interpret_fixed): New function.
9273 * final.c (output_addr_const): Process CONST_FIXED.
9274 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
9275 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
9277 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
9279 (simplify_immed_subreg): Support CONST_FIXED.
9280 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9281 (simplify_subreg): Support CONST_FIXED.
9283 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9285 * config/rs6000/ppu_intrinsics.h: New file.
9286 * config.gcc (powerpc*-*-* <extra_headers>): Install
9289 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9291 * cfg.c (dump_flow_info): Change to also print entry and exit
9293 * print-rtl.c (print_rtl_single): Allow to print rtl with
9296 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9298 * df-core.h (df_dump_region): New function.
9299 * df.h (df_dump_region): New function.
9300 * loop-invariant.c (find_defs): Add call to df_dump_region.
9301 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
9304 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9307 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
9308 true if any of the compare_section_name calls returned true,
9309 rather than if any returned false.
9311 2007-08-30 Richard Guenther <rguenther@suse.de>
9313 PR tree-optimization/33199
9314 * tree-ssa-structalias.c (handle_lhs_call): New function.
9315 (find_func_aliases): In non-IPA mode make sure that for
9316 calls that return a pointer we add a constraint for the
9317 result to point to anything.
9319 2007-08-30 Richard Guenther <rguenther@suse.de>
9321 * doc/invoke.texi (-mveclibabi): Document new target option.
9322 * config/i386/i386.opt (-mveclibabi): New target option.
9323 * config/i386/i386.c (ix86_veclib_handler): Handler for
9324 vectorization library support.
9325 (override_options): Handle the -mveclibabi option, initialize
9326 the vectorization library handler.
9327 (ix86_builtin_vectorized_function): As fallback call the
9328 vectorization library handler, if set.
9329 (ix86_veclibabi_acml): New static function for ACML ABI style
9330 vectorization support.
9332 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9334 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
9335 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
9336 SImode and update m. Don't run gen_lowpart_common on arbitrary
9337 memory address, force it to register first.
9340 * dce.c (dce_process_block): Don't delete setters of
9341 artificially used registers.
9343 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9345 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
9346 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
9347 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
9349 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9351 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
9353 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
9354 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
9356 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9358 * system.h: Activate -Wcast-qual as warning-only.
9360 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
9363 * config/rs6000/rs6000.c (compare_section_name): New function.
9364 (rs6000_elf_in_small_data_p): Compare section prefixes instead
9367 2007-08-29 Olivier Hainque <hainque@adacore.com>
9369 * xcoffout.c: #include debug.h.
9370 * Makefile.in (xcoffout.o): Add debug.h dependency.
9372 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
9374 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9375 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
9377 2007-08-29 Richard Guenther <rguenther@suse.de>
9379 * tree-pretty-print.c (dump_generic_node): Print
9380 label DECL_UID as D.%u.
9381 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
9383 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9385 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
9386 * builtins.def (BUILT_IN_REALLOC): New builtin.
9388 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
9391 * tree.c (build_type_attribute_qual_variant): Set canonical types
9392 on the final, unqualified attribute variant before building the
9395 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9397 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
9398 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
9400 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9403 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9404 * config/bfin/bfin.md (composev2hi): Put operands into vector
9407 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9409 * config/bfin/bfin.md (composev2hi): Put operands into vector
9412 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9414 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
9415 attribute when appropriate.
9416 (bfin_handle_l1_text_attribute): New.
9417 (bfin_handle_l1_data_attribute): New.
9418 (bfin_attribute_table): Add attributes: l1_text, l1_data,
9419 l1_data_A and l1_data_B.
9420 * doc/extend.texi (node Function Attributes): Document l1_text
9422 (Variable Attributes): Add Blackfin subsection. Document l1_data,
9423 l1_data_A and l1_data_B variable attributes.
9425 2007-08-28 Jie Zhang <jie.zhang@analog.com>
9427 * config/bfin/bfin.opt (minline-plt): Add.
9428 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
9429 call to global functions.
9430 * doc/invoke.texi (Option Summary): Mention -minline-plt.
9431 (Blackfin Options): Document -minline-plt.
9433 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9435 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
9436 given a non-function.
9437 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
9439 2007-08-28 DJ Delorie <dj@redhat.com>
9441 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
9443 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9445 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9447 2007-08-28 Richard Guenther <rguenther@suse.de>
9449 * tree.h (struct tree_function_decl): Increase size of
9450 function_code bitfield.
9452 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9453 Kazu Hirata <kazu@codesourcery.com>
9455 * config/m68k/linux.h
9456 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9457 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9458 (m68k_return_in_memory): New.
9459 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9462 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9465 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9466 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9467 operand) when top VEC_SELECT extracts scalar element.
9468 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9469 (*vec_extract_v4sf_mem): Ditto.
9471 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9474 * passes.c (init_optimization_passes): Move pass_df_finish
9475 after pass_postreload sublist.
9477 PR rtl-optimization/33148
9478 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9479 (neg (lt X 0)) if X has scalar int mode.
9482 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9483 initializer, use build_vector_from_ctor if possible to create
9484 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9485 even after this, return NULL.
9487 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9489 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9491 2007-08-28 Richard Guenther <rguenther@suse.de>
9493 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9494 (struct tree_function_decl): Make function_code a bitfield.
9495 Add disregard_inline_limits flag.
9496 * cgraphunit.c (cgraph_process_new_functions): Check
9497 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9498 (cgraph_preserve_function_body_p): Likewise.
9499 * ipa-inline.c (compute_inline_parameters): Likewise.
9500 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9501 for GNU C extern inline functions.
9502 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9503 * tree-inline.c (disregard_inline_limits_p): Remove.
9504 * tree-inline.h (disregard_inline_limits_p): Likewise.
9505 * c-common.c (handle_always_inline_attribute): Set
9506 DECL_DISREGARD_INLINE_LIMITS.
9507 * langhooks.c (add_builtin_function): Verify the function code
9508 fits in the bitfield.
9510 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9511 Vladimir Yanovsky <yanov@il.ibm.com>
9512 Revital Eres <eres@il.ibm.com>
9513 Andrey Belevantsev <abel@ispras.ru>
9515 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9517 * modulo-sched.c: Add documentation regarding do-loop.
9518 (doloop_register_get): Change number of arguments to support
9519 the new do-loop pattern and check whether COUNT_REG has no other
9520 occurences in the loop besides in the control part.
9521 (duplicate_insns_of_cycles): Do not duplicate the insn which
9522 changes count_reg as it is already adjusted.
9523 (generate_prolog_epilog): New argument to support the new
9524 do-loop pattern. Change the subtract instruction to use
9525 expand_simple_binop. Call duplicate_insns_of_cycles with new
9527 (sms_schedule): Call doloop_register_get and
9528 generate_prolog_epilog with new argument. Do not handle loops
9529 with single sets insns with subreg in their lhs.
9530 * loop-doloop.c (doloop_optimize): Support for another do-loop
9532 (doloop_condition_get): Gets an instruction instead of a pattern
9533 and change the return condition when the do-loop pattern is
9535 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9536 deps when considering to not create edges.
9538 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9540 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9543 2007-08-27 Jason Merrill <jason@redhat.com>
9546 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9547 zero-sized types after calling gimplify_modify_expr_rhs.
9549 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9551 * regclass.c (init_reg_autoinc): Fix typo.
9553 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9555 Fix PR tree-optimization/33173
9556 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9558 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9561 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9562 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9565 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9566 David Ung <davidu@mips.com>
9567 Nigel Stephens <nigel@mips.com>
9569 Separate target-specific initialization from general
9570 back-end initialization.
9572 * toplev.c (init_alignments): New, split out from...
9573 (process_options): ...here.
9574 (backend_init_target): New, split out from...
9575 (backend_init): ...here.
9576 (lang_dependent_init_target): New, split out from...
9577 (lang_dependent_init): ...here.
9578 (target_reinit): New.
9579 * toplev.h (target_reinit): Declare.
9580 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9581 now can be called more than once. Update comments.
9582 * expr.h (init_expr_target): Likewise.
9583 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9584 now can be called more than once. Explicitly zero
9585 static_reg_base_value.
9586 * emit-rtl.c (init_emit_regs): New, split out from...
9587 (init_emit_once): Here.
9588 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9589 non-const, so that changes from command-line arguments can overwrite
9590 values provided by the static initializers.
9591 (initial_call_really_used_regs): New, used similarly to the above.
9592 (initial_reg_names): Likewise.
9593 (last_mode_for_init_move_cost): Promoted function-local static to
9594 file-scope static to make it accessible outside init_move_cost.
9595 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9596 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9597 reg_names since it is needed for parsing command-line options.
9598 (init_move_cost): Use last_mode_for_init_move_cost instead of
9599 function-local static.
9600 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9601 call_really_used_regs now. Reinitialize reg_names. Also
9602 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9603 reg_class_superunion. Clear losing_caller_save_reg_set.
9604 Preserve global registers if called more than once. Reset
9605 move cost, may_move_in_cost, may_move_out_cost, and
9606 last_mode_for_init_move_cost.
9607 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9608 can now be invoked more than once. Update comments.
9609 (init_regs): Update comments.
9610 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9611 and initial_call_really_used_regs, instead of the non-initial
9612 variables. This allows us to save the command-line register settings
9613 after target reinitialization.
9614 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9615 * rtl.h (init_emit_regs): Declare.
9616 (init_reg_modes_target, init_alias_target): Renamed as described
9618 * reload1.c (init_reload): Update comments.
9619 * optabs.c (init_optabs): Likewise.
9620 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9622 2007-08-26 Chao-ying Fu <fu@mips.com>
9624 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9627 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9629 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9631 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9633 * bb-reorder.c (copy_bb_p): Likewise.
9634 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9635 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9636 block_ends_with_condjump_p): Likewise.
9637 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9638 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9639 block_ends_with_condjump_p): Likewise.
9640 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9641 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9642 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9643 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9644 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9645 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9646 debug_true_const_tree instad of debug_true_tree.
9647 * debug.c (do_nothing_debug_hooks): Likewise.
9648 * debug.h (ignore_block, debug_true_const_tree): Constify.
9649 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9650 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9651 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9652 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9653 dbx_reg_number, is_based_loc, field_type,
9654 simple_type_align_in_bits, simple_decl_align_in_bits,
9655 simple_type_size_in_bits, field_byte_offset, insert_float,
9656 type_tag, member_declared_type, is_redundant_typedef,
9657 secname_for_decl, is_inlined_entry_point): Likewise.
9658 * emit-rtl.c (const_next_insn, const_previous_insn,
9659 const_next_nonnote_insn, const_prev_nonnote_insn,
9660 const_next_real_insn, const_prev_real_insn,
9661 const_next_active_insn, const_prev_active_insn, const_next_label,
9662 const_prev_label): Likewise.
9663 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9665 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9666 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9667 sched_insn_is_legitimate_for_speculation_p): Likewise.
9668 * jump.c (reversed_comparison_code_parts,
9669 reversed_comparison_code, reversed_comparison, condjump_label):
9671 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9672 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9674 * rtl.h (const_previous_insn, const_next_insn,
9675 const_prev_nonnote_insn, const_next_nonnote_insn,
9676 const_prev_real_insn, const_next_real_insn,
9677 const_prev_active_insn, const_next_active_insn, const_prev_label,
9678 const_next_label, modified_between_p, modified_in_p,
9679 const_note_storeskeep_with_call_p, condjump_label,
9680 reversed_comparison, reversed_comparison_code,
9681 reversed_comparison_code_parts, memory_modified_in_insn_p,
9682 stack_regs_mentioned): Likewise.
9683 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9684 keep_with_call_p): Likewise.
9685 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9686 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9687 sd_lists_size, sd_lists_empty_p): Likewise.
9688 * sched-int.h (sched_insns_conditions_mutex_p,
9689 haifa_classify_insn, no_real_insns_p,
9690 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9691 sd_lists_size, sd_lists_empty_p): Likewise.
9692 * sdbout.c (sdb_debug_hooks): Likewise.
9693 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9694 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9695 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9697 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9698 tree_can_throw_internal): Likewise.
9699 * tree-flow-inline.h (phi_nodes): Likewise.
9700 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9701 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9702 * tree-gimple.c (const_get_call_expr_in): Likewise.
9703 * tree-gimple.h (const_get_call_expr_in): Likewise.
9704 * tree.c (const_lookup_attribute, attribute_list_equal,
9705 attribute_list_contained): Likewise.
9706 * tree.h (attribute_list_equal, attribute_list_contained,
9707 const_lookup_attribute): Likewise.
9708 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9710 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9712 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9713 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9715 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9718 * config/alpha/constraints.md: Delete "svn:mime-type" property
9719 with svn propdel "svn:mime-type".
9721 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9724 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9725 non NOTE insn doesn't cross basic block.
9726 (noce_try_abs): Likewise.
9727 (noce_process_if_block): Likewise.
9729 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9732 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9733 operand without auto-inc-dec.
9734 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9735 offsettable_mem_operand.
9736 (floatunssidf2_internal): Same.
9737 (fix_truncdfsi2_internal): Same.
9738 (floatsidf_ppc64): Same.
9739 (floatunssidf_ppc64): Same.
9740 (fix_trunctfsi2_internal): Same.
9742 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9745 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9746 pass defines needed for version.c.
9748 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9750 * configure.ac (--debug-prefix-map check): Change assembler
9751 version presumed to have feature to 2.18.
9752 * configure: Regenerate.
9754 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9756 * c-common.c (vector_types_convertible_p,
9757 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9758 self_promoting_args_p): Constify.
9759 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9760 c_promoting_integer_type_p, self_promoting_args_p,
9761 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9762 * c-decl.c (anon_aggr_type_p): Likewise.
9763 * * c-dump.c (dump_stmt): Likewise.
9764 * c-objc-common.c (has_c_linkage): Likewise.
9765 * c-tree.h (same_translation_unit_p): Likewise.
9766 * c-typeck.c (null_pointer_constant_p,
9767 tagged_types_tu_compatible_p, function_types_compatible_p,
9768 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9769 comptypes_internal, struct tagged_tu_seen_cache,
9770 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9771 c_size_in_bytes): Likewise.
9772 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9773 hash_ptr, eq_ptr): Likewise.
9774 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9775 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9776 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9777 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9779 * optabs.c (optab_for_tree_code): Likewise.
9780 * optabs.h (optab_for_tree_code): Likewise.
9781 * rtl.h (simplify_rtx): Likewise.
9782 * simplify-rtx.c (simplify_rtx): Likewise.
9783 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9784 dump_flag, dump_node): Likewise.
9785 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9786 queue_and_dump_type, dump_flag): Likewise.
9787 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9788 * tree-pass.h (dump_node): Likewise.
9789 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9790 supportable_narrowing_operation): Likewise.
9791 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9792 supportable_narrowing_operation): Likewise.
9793 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9794 is_negative_overflow_infinity, is_positive_overflow_infinity,
9795 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9796 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9797 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9798 ssa_name_nonzero_p, fp_predicate): Likewise.
9799 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9800 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9801 ssa_name_nonnegative_p): Likewise.
9803 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9805 * config.gcc : Add x86_64-elf target.
9807 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9809 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9811 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9812 Nigel Stephens <nigel@mips.com>
9816 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9817 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9818 * expr.c (SET_BY_PIECES_P): Define.
9819 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9820 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9821 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9823 * expr.h (SET_RATIO): Define.
9824 (can_store_by_pieces, store_by_pieces): Update prototypes.
9825 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9826 can_store_by_pieces/store_by_pieces.
9827 (expand_builtin_memcpy_args): Likewise.
9828 (expand_builtin_strncpy): Likewise.
9829 (expand_builtin_memset_args): Likewise. Also remove special case
9830 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9831 decide what to do instead.
9832 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9833 to can_store_by_pieces.
9835 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9836 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9838 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9839 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9840 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9841 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9842 (STORE_BY_PIECES_P): Define.
9844 2007-08-24 Tom Tromey <tromey@redhat.com>
9846 * varpool.c (varpool_last_needed_node): Fix comment typo.
9847 * c-decl.c (duplicate_decls): Fix comment typo.
9848 (clone_underlying_type): Update comment.
9850 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9852 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9853 alpha_in_small_data_p, alpha_split_complex_arg,
9854 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9856 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9857 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9859 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9860 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9861 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9862 * config/darwin.c (darwin_binds_local_p): Likewise.
9863 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9865 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9866 i386_pe_valid_dllimport_attribute_p): Likewise.
9867 * config/i386/i386.c (ix86_function_regparm,
9868 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9869 x86_can_output_mi_thunk, ix86_mangle_type,
9870 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9871 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9872 i386_pe_binds_local_p): Likewise.
9873 * config/ia64/ia64.c
9874 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9875 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9876 ia64_invalid_conversion, ia64_invalid_unary_op,
9877 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9879 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9880 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9881 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9882 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9883 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9884 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9885 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9886 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9887 * config/pa/pa.c (pa_commutative_p): Likewise.
9888 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9890 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9891 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9892 rs6000_use_blocks_for_constant_p,
9893 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9894 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9895 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9896 * config/s390/s390.c (s390_mangle_type,
9897 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9899 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9900 th_in_small_data_p): Likewise.
9901 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9902 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9904 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9905 sparc_mangle_type): Likewise.
9906 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9907 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9908 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9910 * hooks.c (hook_bool_mode_const_rtx_false,
9911 hook_bool_mode_const_rtx_true,
9912 hook_bool_const_tree_hwi_hwi_const_tree_false,
9913 hook_bool_const_tree_hwi_hwi_const_tree_true,
9914 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9915 hook_constcharptr_const_tree_null,
9916 hook_constcharptr_const_rtx_null,
9917 hook_constcharptr_const_tree_const_tree_null,
9918 hook_constcharptr_int_const_tree_null,
9919 hook_constcharptr_int_const_tree_const_tree_null): New.
9920 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9921 hook_bool_tree_hwi_hwi_tree_false,
9922 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9923 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9924 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9925 hook_constcharptr_int_tree_null,
9926 hook_constcharptr_int_tree_tree_null): Delete.
9927 (default_can_output_mi_thunk_no_vcall): Constify.
9928 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9929 hook_bool_tree_hwi_hwi_tree_false,
9930 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9931 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9932 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9933 hook_constcharptr_int_tree_null,
9934 hook_constcharptr_int_tree_tree_null): Delete.
9935 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9936 hook_bool_const_tree_hwi_hwi_const_tree_false,
9937 hook_bool_const_tree_hwi_hwi_const_tree_true,
9938 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9939 hook_constcharptr_const_tree_null,
9940 hook_constcharptr_const_rtx_null,
9941 hook_constcharptr_const_tree_const_tree_null,
9942 hook_constcharptr_int_const_tree_null,
9943 hook_constcharptr_int_const_tree_const_tree_null): New.
9944 (default_can_output_mi_thunk_no_vcall): Constify.
9945 * integrate.c (function_attribute_inlinable_p): Likewise.
9946 * integrate.h (function_attribute_inlinable_p): Likewise.
9947 * jump.c (rtx_renumbered_equal_p): Likewise.
9948 * output.h (decl_readonly_section, categorize_decl_for_section,
9949 default_use_anchors_for_symbol_p, default_binds_local_p,
9950 default_binds_local_p_1): Likewise.
9951 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9953 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9954 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9955 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9956 TARGET_COMP_TYPE_ATTRIBUTES,
9957 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9958 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9959 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9960 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9961 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9962 * target.h (can_output_mi_thunk, needs_block_p,
9963 first_cycle_multipass_dfa_lookahead_guard_spec,
9964 vector_alignment_reachable, comp_type_attributes,
9965 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9966 commutative_p, use_blocks_for_constant_p,
9967 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9968 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9969 invalid_within_doloop, valid_dllimport_attribute_p,
9970 split_complex_arg, invalid_arg_for_unprototyped_fn,
9971 invalid_conversion, invalid_unary_op, invalid_binary_op):
9973 * targhooks.c (default_invalid_within_doloop,
9974 hook_invalid_arg_for_unprototyped_fn,
9975 default_builtin_vector_alignment_reachable): Likewise.
9976 (hook_bool_rtx_commutative_p): Delete.
9977 (hook_bool_const_rtx_commutative_p): New.
9978 * targhooks.h (default_invalid_within_doloop,
9979 default_builtin_vector_alignment_reachable,
9980 hook_invalid_arg_for_unprototyped_fn): Constify.
9981 (hook_bool_rtx_commutative_p): Delete.
9982 (hook_bool_const_rtx_commutative_p): New.
9983 * varasm.c (bss_initializer_p, decl_default_tls_model,
9984 categorize_decl_for_section, decl_readonly_section,
9985 default_use_anchors_for_symbol_p, default_binds_local_p,
9986 default_binds_local_p_1): Constify.
9988 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9990 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9991 __NO_BUILTIN if -fno-builtin.
9993 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9995 * config/bfin/bfin.c (print_operand): Report error instead of
9996 ICE for wrong operand.
9998 2007-08-24 Michael Matz <matz@suse.de>
10000 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
10002 2007-08-24 Richard Guenther <rguenther@suse.de>
10004 PR middle-end/33166
10005 * tree-ssa.c (useless_type_conversion_p): Split into a
10006 recursive and a non-recursive part.
10007 (useless_type_conversion_p_1): New function.
10008 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
10009 from maybe_fold_offset_to_reference is trivially convertible
10010 to the desired type before doing the simplification.
10012 2007-08-24 Jakub Jelinek <jakub@redhat.com>
10014 * expr.c (store_expr): Optimize initialization of an array
10016 * expr.h (builtin_strncpy_read_str): New prototype.
10017 * builtins.c (builtin_strncpy_read_str): Remove prototype.
10020 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
10022 PR middle-end/33157
10023 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
10024 field when initializing if_info structure.
10026 2007-08-24 Richard Guenther <rguenther@suse.de>
10028 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
10030 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
10031 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
10032 * tree-inline.c (inlinable_function_p): Fold in common parts of
10033 the cannot_inline_tree_fn langhook.
10034 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
10035 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
10036 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10037 cannot_inline_tree_fn langhook.
10038 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10039 cannot_inline_tree_fn member.
10041 2007-08-24 Richard Guenther <rguenther@suse.de>
10043 * expr.c (get_inner_reference): Do computation of bitoffset
10044 from offset in a way we can detect overflow reliably.
10046 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10048 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
10050 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10052 * config/bfin/bfin.opt (mfast-fp): Add.
10053 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
10054 libbffastfp override libgcc if -mfast-fp.
10055 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
10056 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
10057 (Blackfin Options): Document -mfast-fp.
10059 2007-08-24 Jakub Jelinek <jakub@redhat.com>
10061 PR tree-optimization/32573
10062 PR middle-end/32946
10063 * tree-data-ref.c (initialize_data_dependence_relation): Clear
10064 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
10065 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
10066 (build_classic_dist_vector): Return false rather than true if
10067 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
10068 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
10069 returned false. Don't call save_dist_v before calling
10070 build_classic_dist_vector_1.
10071 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
10072 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
10073 DDR_DIR_VECTS vectors.
10075 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
10077 * configure.ac (leb128): Modify sed statement to work with any
10078 binutils version string.
10079 * configure: Regenerate
10081 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10083 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
10084 Wrap in RTX_CODE macro guard.
10085 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
10086 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
10087 arm_mark_dllimport, arm_pe_encode_section_info,
10088 arm_pe_unique_section): Use ISO-C function declarations.
10089 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
10090 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
10091 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
10093 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
10094 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
10096 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
10098 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
10099 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
10100 (register_move_cost): Use ISO-C function declarations.
10101 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
10102 * config/score/score-protos.h (score_declare_object): Add
10103 ATTRIBUTE_PRINTF_4.
10104 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
10106 * final.c (profile_function): Avoid empty if-bodies.
10109 * calls.c (must_pass_in_stack_var_size,
10110 must_pass_in_stack_var_size_or_pad): Constify.
10111 * config/alpha/alpha-protos.h (function_value): Likewise.
10112 * config/alpha/alpha.c (alpha_return_in_memory,
10113 alpha_pass_by_reference, function_value,
10114 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
10115 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10117 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
10118 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10119 TARGET_PROMOTE_PROTOTYPES): Likewise.
10120 * config/arm/arm-protos.h (arm_return_in_memory,
10121 arm_pad_arg_upward, arm_function_value): Likewise.
10122 * config/arm/arm.c (arm_pass_by_reference,
10123 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
10124 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10125 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
10127 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10128 * config/avr/avr-protos.h (avr_function_value): Likewise.
10129 * config/avr/avr.c (avr_return_in_memory,
10130 gas_output_limited_string, gas_output_ascii, avr_function_value,
10131 avr_return_in_memory): Likewise.
10132 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
10133 * config/bfin/bfin.c (bfin_pass_by_reference,
10134 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
10135 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
10137 * config/cris/cris.c (cris_pass_by_reference,
10138 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
10139 * config/crx/crx.c (crx_return_in_memory): Likewise.
10140 * config/darwin.c (function_base, machopic_function_base_name):
10142 * config/fr30/fr30.c (fr30_must_pass_in_stack,
10143 TARGET_PROMOTE_PROTOTYPES): Likewise.
10144 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
10145 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
10146 * config/i386/i386-protos.h (ix86_return_in_memory,
10147 ix86_sol10_return_in_memory): Likewise.
10148 * config/i386/i386.c (ix86_function_value,
10149 ix86_function_sseregparm, ix86_must_pass_in_stack,
10150 type_natural_mode, classify_argument, examine_argument,
10151 construct_container, ix86_pass_by_reference, function_value_32,
10152 function_value_64, ix86_function_value_1, return_in_memory_32,
10153 return_in_memory_64, return_in_memory_ms_64,
10154 ix86_return_in_memory, ix86_sol10_return_in_memory,
10155 TARGET_PROMOTE_PROTOTYPES): Likewise.
10156 * config/ia64/ia64-protos.h (ia64_function_value,
10157 ia64_hpux_function_arg_padding): Likewise.
10158 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
10159 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
10160 ia64_hpux_function_arg_padding): Likewise.
10161 * config/iq2000/iq2000-protos.h (function_arg,
10162 iq2000_function_value): Likewise.
10163 * config/iq2000/iq2000.c (iq2000_return_in_memory,
10164 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
10165 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10166 function_arg, iq2000_function_value): Likewise.
10167 * config/m32c/m32c-protos.h (m32c_function_value,
10168 m32c_promote_function_return): Likewise.
10169 * config/m32c/m32c.c (m32c_pass_by_reference,
10170 m32c_promote_prototypes, m32c_promote_function_return,
10171 m32c_function_value): Likewise.
10172 * config/m32r/m32r.c (m32r_return_in_memory,
10173 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10174 m32r_in_small_data_p): Likewise.
10175 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
10177 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
10178 m68hc11_function_arg_padding): Likewise.
10179 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
10180 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
10181 m68k_function_value): Likewise.
10182 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
10183 mcore_function_value): Likewise.
10184 * config/mcore/mcore.c (handle_structs_in_regs,
10185 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10186 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10187 mcore_num_arg_regs, mcore_function_value): Likewise.
10188 * config/mips/mips-protos.h (mips_pad_arg_upward,
10189 mips_function_value): Likewise.
10190 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
10191 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
10192 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10193 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
10194 mips_function_value): Likewise.
10195 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
10197 * config/mmix/mmix.c (mmix_pass_by_reference,
10198 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
10199 mmix_encode_section_info): Likewise.
10200 * config/mn10300/mn10300-protos.h (mn10300_function_value):
10202 * config/mn10300/mn10300.c (mn10300_return_in_memory,
10203 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10204 mn10300_function_value): Likewise.
10205 * config/mt/mt-protos.h (mt_function_value): Likewise.
10206 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
10207 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
10208 * config/pa/pa-protos.h (function_arg_padding, function_value,
10209 pa_return_in_memory): Likewise.
10210 * config/pa/pa.c (pa_pass_by_reference,
10211 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10212 function_arg_padding, function_value, pa_return_in_memory):
10214 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
10215 * config/rs6000/rs6000-protos.h (rs6000_function_value,
10216 function_arg_padding): Likewise.
10217 * config/rs6000/rs6000.c (rs6000_return_in_memory,
10218 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
10219 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
10220 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10221 function_arg_padding, altivec_expand_dst_builtin,
10222 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
10223 altivec_init_builtins, rs6000_common_init_builtins,
10224 rs6000_function_value): Likewise.
10225 * s390/s390-protos.h (s390_function_value): Likewise.
10226 * config/s390/s390.c (s390_function_arg_size,
10227 s390_pass_by_reference, s390_return_in_memory,
10228 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10229 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
10230 * config/score/score-protos.h (score_function_value): Likewise.
10231 * config/score/score.c (score_arg_partial_bytes,
10232 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10233 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
10234 score_pass_by_reference, score_add_offset, score_function_value):
10236 * config/sh/sh-protos.h (sh_attr_renesas_p,
10237 sh_promote_prototypes): Likewise.
10238 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
10239 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
10240 sh_attr_renesas_p): Likewise.
10241 * config/sparc/sparc-protos.h (function_value,
10242 function_arg_padding): Likewise.
10243 * config/sparc/sparc.c (sparc_promote_prototypes,
10244 sparc_return_in_memory, sparc_pass_by_reference,
10245 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10246 function_arg_record_value_2, function_arg_record_value_1,
10247 function_arg_record_value, function_arg_record_value,
10248 function_arg_padding, function_value): Likewise.
10249 * config/spu/spu-protos.h (spu_function_value): Likewise.
10250 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
10251 spu_function_value): Likewise.
10252 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
10254 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
10255 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10256 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10258 * config/v850/v850.c (v850_return_in_memory,
10259 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
10260 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
10261 * config/xtensa/xtensa.c (xtensa_return_in_msb,
10262 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10263 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10265 * explow.c (promote_mode, hard_function_value): Likewise.
10266 * expr.h (hard_function_value, promote_mode): Likewise.
10267 * function.c (aggregate_value_p): Likewise.
10268 * hooks.c (hook_bool_const_tree_true): New.
10269 * hooks.h (hook_bool_const_tree_true): New.
10270 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
10271 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10272 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10273 TARGET_RETURN_IN_MSB): Likewise.
10274 * target.h (promote_function_args, promote_function_return,
10275 promote_prototypes, return_in_memory, return_in_msb,
10276 pass_by_reference, must_pass_in_stack, callee_copies,
10277 function_value): Likewise.
10278 * targhooks.c (default_return_in_memory,
10279 hook_pass_by_reference_must_pass_in_stack,
10280 hook_callee_copies_named,
10281 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10282 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10283 default_function_value): Likewise.
10284 * targhooks.h (default_return_in_memory,
10285 hook_pass_by_reference_must_pass_in_stack,
10286 hook_callee_copies_named,
10287 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10288 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10289 default_function_value): Likewise.
10290 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
10291 (equiv_class_label_hash, equiv_class_label_eq): Constify.
10292 * tree-vectorizer.c (bb_in_loop_p): Likewise.
10293 * tree.c (needs_to_live_in_memory): Likewise.
10294 * tree.h (struct tree_type, needs_to_live_in_memory,
10295 aggregate_value_p, must_pass_in_stack_var_size,
10296 must_pass_in_stack_var_size_or_pad): Likewise.
10297 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
10298 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
10299 lookup_filename): Likewise.
10301 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10304 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
10305 fake fcomi i387 instruction for !TARGET_CMOVE.
10306 (ix86_expand_branch): Expand natural sequence with one jump for
10307 all targets, not only TARGET_CMOVE.
10308 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
10309 pattern to implement fake fcomi sequence. Split instruction after
10310 reload to correct compare sequences.
10311 (*cmpfp_xf_cc): Ditto.
10312 (*cmpfp_<mode>_cc): Ditto.
10313 (*cmpfp_u_cc): Ditto.
10314 (*cmpfp_<mode>_cc): Ditto.
10316 2007-08-23 Richard Guenther <rguenther@suse.de>
10318 * tree-pretty-print.c (dump_generic_node): Annotate
10319 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
10321 2007-08-23 Richard Guenther <rguenther@suse.de>
10323 * builtins.c (expand_builtin_mathfn): Wrap argument in
10324 save_expr directly instead of re-building the call.
10325 (expand_builtin_mathfn_2): Likewise.
10326 (expand_builtin_mathfn_3): Likewise.
10327 (expand_builtin_interclass_mathfn): Likewise.
10328 (expand_builtin_int_roundingfn): Set arg.
10329 (expand_builtin_int_roundingfn_2): Likewise.
10331 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
10333 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
10334 *sse_nand<mode>3, *sse_xor<mode>3): New.
10336 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10338 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
10339 * config/i386/i386.c (print_operand): Handle ';' code. Output
10340 semicolon for TARGET_MACHO.
10341 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
10342 emit semicolon after 'lock' prefix.
10343 (sync_double_compare_and_swap<mode>): Ditto.
10344 (*sync_double_compare_and_swapdi_pic): Ditto.
10345 (*sync_compare_and_swap_cc<mode>): Ditto.
10346 (sync_double_compare_and_swap_cc<mode>): Ditto.
10347 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10348 (sync_old_add<mode>): Ditto.
10349 (sync_add<mode>): Ditto.
10350 (sync_sub<mode>): Ditto.
10351 (sync_ior<mode>): Ditto.
10352 (sync_and<mode>): Ditto.
10353 (sync_xor<mode>): Ditto.
10355 2007-08-22 Chao-ying Fu <fu@mips.com>
10357 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
10359 (copy_rtx): Handle CONST_FIXED.
10360 (rtx_equal_p): Likewise.
10361 * rtl.h (fixed_value.h): New include.
10362 (rtx_def): Add a new field of fixed_value to u.
10363 (XCNMPFV): Define for accessing fixed_value.
10364 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
10366 * rtl.def (CONST_FIXED): New constant.
10367 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
10368 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
10369 US_ASHIFT): New codes.
10370 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
10371 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
10372 unsigned_fract_convert, unsigned_sat_fract): Document them.
10373 * varasm.c (assemble_integer): Extend to support fixed-point constants
10374 by using different machine classes.
10375 (decode_addr_const): Handle FIXED_CST.
10376 (const_hash_1): Likewise.
10377 (compare_constant): Likewise.
10378 (copy_constant): Likewise.
10379 (const_rtx_hash_1): Handle CONST_FIXED.
10380 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10381 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10382 MODE_VECTOR_UACCUM.
10383 (initializer_constant_valid_p): Handle FIXED_CST.
10384 (output_constant): Support FIXED_POINT_TYPE.
10385 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
10386 * cse.c (hash_rtx): Support CONST_FIXED.
10387 (exp_equiv_p): Likewise.
10388 (cannon_reg): Likewise.
10389 (fold_rtx): Likewise.
10390 (equiv_constant): Likewise.
10391 (cse_process_notes_1): Likewise.
10392 (count_reg_usage): Likewise.
10393 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
10394 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
10395 (wrap_constant): Check CONST_FIXED.
10396 (cselib_hash_rtx): Support CONST_FIXED.
10397 (cselib_subst_to_values): Likewise.
10398 * df-scan.c (df_uses_record): Likewise.
10399 * gcse.c (want_to_gcse_p): Likewise.
10400 (oprs_unchanged_p): Likewise.
10401 (oprs_not_set_p): Likewise.
10402 (compute_transp): Likewise.
10403 (extract_mentioned_regs_helper): Likewise.
10404 * genemit.c (gen_exp): Likewise.
10405 * local-alloc.c (equiv_init_varies_p): Likewise.
10406 (contains_replace_regs): Likewise.
10407 (memref_referenced_p): Likewise.
10408 * loop-invariant.c (check_maybe_invariant): Likewise.
10409 (hash_invariant_expr_1): Likewise.
10410 (invariant_expr_equal_p): Likewise.
10411 * postreload-gcse.c (oprs_unchanged_p): Likewise.
10412 * regclass.c (reg_scan_mark_refs): Likewise.
10413 * regrename.c (scan_rtx): Likewise.
10414 * resource.c (mark_referenced_resources): Likewise.
10415 (mark_set_resources): Likewise.
10416 * rtlanal.c (rtx_unstable_p): Likewise.
10417 (rtx_varies_p): Likewise.
10418 (count_occurrences): Likewise.
10419 (reg_mentioned_p): Likewise.
10420 (modified_between_p): Likewise.
10421 (modified_in_p): Likewise.
10422 (volatile_insn_p): Likewise.
10423 (volatile_refs_p): Likewise.
10424 (side_effects_p): Likewise.
10425 (may_trap_p_1): Likewise.
10426 (inequality_comparisons_p): Likewise.
10427 (computed_jump_p_1): Likewise.
10428 (commutative_operand_precedence): Likewise.
10429 * sched-deps.c (sched_analyze_2): Likewise.
10430 * sched-vis.c (print_value): Likewise.
10431 * reload.c (operands_match_p): Likewise.
10432 (subst_reg_equivs): Likewise.
10433 * reload1.c (eliminate_regs_1): Likewise.
10434 (elimination_effects): Likewise.
10435 (scan_paradoxical_subregs): Likewise.
10436 * alias.c (rtx_equal_for_memref_p): Likewise.
10437 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
10438 * emit-rtl.c (const_fixed_htab): New hash table.
10439 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
10441 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
10442 const_fixed_from_fixed_value): New functions.
10443 (verify_rtx_sharing): Handle CONST_FIXED.
10444 (copy_rtx_if_shared_1): Likewise.
10445 (reset_used_flags): Likewise.
10446 (set_used_flags): Likewise.
10447 (copy_insn_1): Likewise.
10448 (init_emit_once): Create const_fixed_htab.
10449 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10451 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10453 PR tree-optimization/32949
10454 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10455 before failing for ivs with non-constant step.
10457 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10459 * doc/md.texi (Iterators): Renamed from Macros. All contents
10460 changed to reflect rename of respectively define_code_macro and
10461 define_mode_macro to define_code_iterator and define_mode_iterator.
10462 (Mode Iterators, Code Iterators): Similar.
10463 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10464 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10465 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10466 (initialize_iterators, find_iterator, check_code_iterator)
10467 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10468 (read_mapping, read_rtx_1): Similar.
10469 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10470 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10471 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10472 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10473 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10474 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10475 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10476 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10477 config/rs6000/sync.md, config/rs6000/rs6000.md,
10478 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10479 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10480 config/vax/vax.md, config/bfin/bfin.md: Similar.
10482 2007-08-22 David Daney <ddaney@avtrex.com>
10484 * doc/install.texi (Testing): Mention testing on a simulator.
10486 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10488 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10490 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10491 and rearrange floating point conversion functions into different
10494 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10496 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10497 dfa_post_advance_cycle): New scheduler hooks.
10498 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10499 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10501 (TARGET_SCHED): Use them.
10502 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10503 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10504 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10506 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10507 function to facilitate debugging.
10508 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10509 (output_insn_has_dfa_reservation_p): New static function to output
10510 insn_has_dfa_reservation_p ().
10511 (write_automata): Use it.
10512 * genattr.c (main): Output declaration for
10513 insn_has_dfa_reservation_p ().
10515 2007-08-22 Christian Bruel <christian.bruel@st.com>
10516 Richard Guenther <rguenther@suse.de>
10518 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10519 * simplify_rtx (simplify_binary_operation_1): Likewise.
10521 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10523 PR rtl-optimization/32557
10524 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10525 of REGNO (mws->mw_reg).
10527 2007-08-22 Richard Guenther <rguenther@suse.de>
10529 PR middle-end/33007
10530 * builtins.c (expand_builtin_int_roundingfn): Replace call
10531 argument wrapped with SAVE_EXPR directly.
10532 (expand_builtin_int_roundingfn_2): Likewise.
10534 2007-08-22 Richard Guenther <rguenther@suse.de>
10536 * tree-inline.c (inlinable_function_p): Restore disregarding
10537 inline limits for GNU extern inline functions.
10539 2007-08-22 Richard Guenther <rguenther@suse.de>
10541 PR middle-end/32563
10542 * tree.c (host_integerp): Treat sizetype as signed as it is
10545 2007-08-21 Ian Lance Taylor <iant@google.com>
10547 PR tree-optimization/33134
10548 * tree-vrp.c (adjust_range_with_scev): Call
10549 set_value_range_to_value.
10551 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10553 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10556 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10558 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10561 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10563 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10564 cases to set eight bytes at a time.
10565 (expand_block_move): Likewise.
10567 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10570 * dwarf2out.c (gen_decl_die): Don't call
10571 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10573 2007-08-21 Paul Brook <paul@codesourcery.com>
10574 Nathan Sidwell <nathan@codesourcery.com>
10575 Mark Mitchell <mark@codesourcery.com>
10576 Joseph Myers <joseph@codesourcery.com>
10578 * configure.ac: Add --with-pkgversion and --with-bugurl.
10579 * configure: Regenerate.
10580 * doc/install.texi: Document them.
10581 * version.c (version_string): Remove VERSUFFIX.
10582 (VERSUFFIX): Remove.
10583 (pkgversion_string): New.
10584 (bug_report_url): Do not hard-code initializer.
10585 * version.h (pkgversion_string): Declare.
10586 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10588 (version.o): Define PKGVERSION and BUGURL.
10589 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10590 (%.pod): Define BUGURL.
10591 * gcc.c (process_command, main): Use pkgversion_string.
10592 * toplev.c (compile_file, print_version): Likewise.
10593 * protoize.c (main): Likewise.
10594 * gcov.c (print_version): Likewise. Update copyright date.
10595 * gcov-dump.c (print_version): Likewise. Update copyright date.
10596 * mips-tdump.c (main): Likewise. Update copyright date.
10597 * mips-tfile.c (main): Likewise. Update copyright date.
10598 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10599 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10600 shorten description.
10601 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10602 * doc/gccint.texi: Likewise.
10603 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10604 Update copyright date.
10606 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10608 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10609 (ix86_expand_strlensi_unroll_1): Ditto.
10610 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10611 (ix86_expand_carry_flag_compare): Update comment.
10613 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10615 PR middle-end/32912
10616 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10617 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10619 2007-08-21 Richard Guenther <rguenther@suse.de>
10621 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10623 2007-08-21 Richard Guenther <rguenther@suse.de>
10625 PR middle-end/33122
10626 * fold-const.c (fold_binary): Remove index +p PTR folding.
10627 Fix types of POINTER_PLUS_EXPR generated by folding of
10630 2007-08-20 Chao-ying Fu <fu@mips.com>
10632 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10633 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10634 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10635 (c_common_fixed_point_type_for_size): Declare.
10636 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10637 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10638 (c_token_starts_declspecs): Likewise.
10639 (c_parser_declspecs): Likewise.
10640 (c_parser_attributes): Likewise.
10641 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10642 (c_declspecs): Add saturating_p.
10643 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10644 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10645 _Sat. Handle RID_SAT.
10646 Avoid using void, bool, char, int, float, double, _Decimal32,
10647 _Decimal64, _Decimal128, and complex with _Sat.
10648 Handle RID_FRACT and RID_ACCUM.
10649 Make sure _Sat is used with _Fract or _Accum.
10650 (finish_declspecs): Handle cts_fract and cts_accum.
10651 * c-common.c (fixed-value.h): New include.
10652 (constant_expression_warning): Handle FIXED_CST.
10653 (overflow_warning): Likewise.
10654 (warnings_for_convert_and_check): Likewise.
10655 (c_common_fixed_point_type_for_size): New.
10656 (c_common_type_for_mode): Handle fixed-point modes to
10657 return various saturating/non-saturating, signed/unsigned types.
10658 (c_common_signed_or_unsigned_type): Support fixed-point types.
10659 (shorten_compare): Check fixed-point zero.
10660 Handle FIXED_POINT_TYPE.
10661 (c_common_truthvalue_conversion): Handle FIXED_CST.
10662 Handle FIXED_POINT_TYPE.
10663 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10665 (handle_mode_attribute): Handle fixed-point modes. Need to check
10666 if the signness of base type and fixed-point modes are consistent.
10667 (handle_vector_size_attribute): Handle fixed-point modes.
10668 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10669 (warn_for_div_by_zero): Check fixed-point zero.
10670 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10671 a common fixed-point type based on fbit, ibit, sign, and saturation.
10672 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10673 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10674 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10675 (convert_for_assignment): Support FIXED_POINT_TYPE.
10676 (digest_init): Handle FIXED_POINT_TYPE.
10677 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10678 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10679 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10680 GE_EXPR, LT_EXPR, GT_EXPR.
10681 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10682 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10683 * target.h (gcc_target): Add fixed_point_supported_p.
10684 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10685 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10686 (default_fixed_point_supported_p): Define.
10687 * targhooks.h (default_fixed_point_supported_p): Declare.
10688 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10689 * doc/install.texi (Configuration): Add --enable-fixed-point.
10690 * configure.ac (--enable-fixed-point): New to enable fixed-point
10691 arithmetic extension to C. For mips targets, we enable it by default.
10692 * configure, config.in: Regenerate.
10694 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10696 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10698 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10700 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10701 DWARF2_DEBUGGING_INFO.
10702 (cold_text_section_used): Same.
10703 (cold_text_section): Same.
10705 2007-08-20 Richard Guenther <rguenther@suse.de>
10707 * c-typeck.c (convert_for_assignment): Use the type of
10708 the member for the initialization.
10710 2007-08-20 Richard Guenther <rguenther@suse.de>
10712 * c-objc-common.c (c_disregard_inline_limits): Remove.
10713 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10714 * cgraphunit.c (cgraph_process_new_functions): Call
10715 disregard_inline_limits_p.
10716 (cgraph_preserve_function_body_p): Likewise.
10717 * ipa-inline.c (compute_inline_parameters): Likewise.
10718 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10720 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10721 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10722 disregard_inline_limits langhook.
10723 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10725 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10726 disregard_inline_limits langhook.
10727 * tree-inline.c (disregard_inline_limits_p): New function.
10728 * tree-inline.h (disregard_inline_limits_p): Declare.
10730 2007-08-20 Richard Guenther <rguenther@suse.de>
10732 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10733 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10734 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10735 auto_var_in_fn_p langhook.
10736 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10738 * tree.c (auto_var_in_fn_p): ... here.
10739 (find_var_from_fn): Call auto_var_in_fn_p directly.
10740 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10741 auto_var_in_fn_p langhook.
10742 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10743 (copy_body_r): Likewise.
10744 (self_inlining_addr_expr): Likewise.
10745 * tree.h (auto_var_in_fn_p): Declare.
10747 2007-08-20 Richard Guenther <rguenther@suse.de>
10749 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10750 (walk_type_fields): Take lh parameter.
10751 (walk_tree): Rename to ...
10752 (walk_tree_1): ... this. Do not call the walk_subtrees
10753 langhook but the now passed callback. Pass lh on recursion.
10754 (walk_tree_without_duplicates): Rename to ...
10755 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10756 and call walk_tree_1.
10757 * tree.h (walk_tree_lh): New typedef.
10758 (walk_tree_1): Declare.
10759 (walk_tree_without_duplicates_1): Likewise.
10760 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10761 (walk_tree_without_duplicates): New define to
10762 walk_tree_without_duplicates_1 with NULL lh parameter.
10763 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10764 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10766 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10767 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10768 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10771 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10773 PR middle-end/30564
10774 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10775 code in front of the compacting of basic blocks.
10776 Move the folding of statements inbetween the cgraph checking
10777 and compacting of basic blocks.
10779 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10780 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10783 * config/alpha/alpha.c (va_list_skip_additions): Check for
10784 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10785 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10786 PLUS_EXPR when checking ap.__base.
10787 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10788 when doing addition on pointer types. Use size_int instead of
10790 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10791 ptr_type in the second operand.
10793 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10796 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10798 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10800 PR middle-end/32940
10801 * cfgexpand.c (expand_one_register_var): Mark pointer
10802 DECL_ARTIFICIAL as REG_POINTER also.
10803 * stmt.c (expand_decl): Likewise.
10805 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10812 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10813 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10814 on_worklist argument and avoid adding things to worklist multiple
10816 (add_to_worklist): Ditto.
10817 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10818 single SFT is clobbered.
10819 (set_initial_properties): Ditto.
10820 (compute_call_clobbered): Update for changes to function
10822 (create_overlap_variables_for): Always create SFT for offset 0.
10823 (create_structure_vars): Handle PHI's, since we are in SSA form at
10825 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10826 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10828 (add_vars_for_offset): Figure out aliases from access + points-to.
10829 (add_virtual_operand): Use add_vars-for_offset.
10830 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10831 (add_call_clobber_ops): Remove makes_clobbering_call set.
10832 (get_expr_operands): Always pass through the INDIRECT_REF
10834 * tree-ssa-structalias.c (struct constraint_graph): Remove
10836 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10837 address_taken, pt_used, number_incoming.
10838 (FIRST_ADDR_NODE): Removed.
10839 (merge_graph_nodes): Remove broken code for the moment.
10840 (init_graph): New function.
10841 (build_pred_graph): Remove code to init_graph.
10842 Add location equivalence support.
10843 (struct scc_info): Rename roots to deleted.
10844 (scc_visit): Ditto.
10845 (init_scc_info): Ditto
10846 (init_topo_info): Use graph->size.
10847 (compute_topo_order): Ditto.
10848 (do_da_constraint): Removed.
10849 (do_sd_constraint): Remove calls to find().
10850 set_union_with_increment should always get 0 as last arg here.
10851 (do_complex_constraint): Replace do_da_constraint with assert.
10853 (struct equiv_class_label): New.
10854 (pointer_equiv_class_table): Ditto.
10855 (location_equiv_class_table): Ditto.
10856 (equiv_class_label_hash): Ditto.
10857 (equiv_class_label_eq): Ditto
10858 (equiv_class_lookup): Ditto.
10859 (equiv_class_ladd): Ditto.
10860 (pointer_equiv_class): Ditto.
10861 (location_equiv_class): Ditto.
10862 (condense_visit): Rename and rewrite from label_visit to do only
10863 SCC related stuff for HU.
10864 (label_visit): Do HU work for HU.
10865 (perform_var_substitution): Update to do HU and location
10867 (free_var_substitution_info): Update to free HU and location
10868 equivalence structures. */
10869 (find_equivalent_node): Update for pointer but not location
10871 (unite_pointer_equivalences): New function.
10872 (move_complex_constraints): Rewrite to only do moving.
10873 (rewrite_constraints): Split out of move_complex_constraints.
10874 (solve_graph): Use graph->size.
10875 (process_constraint_1): Add from_call argument, use it.
10876 Split *a = &b into two constraints.
10877 (process_constraint): Use new process_constraint_1.
10878 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10879 (get_constraint_for): Handle non-pointer integers properly.
10880 Remove code that used to handle structures.
10881 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10882 with unknown addends.
10883 (handle_rhs_call): New function.
10884 (find_func_aliases): Use handle_rhs_call.
10885 (set_uids_in_ptset): Add an assert.
10886 (set_used_smts): Fix bug in not considering unified vars.
10887 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10888 (compute_points_to_sets): Update for other function changes.
10889 (delete_points_to_sets): Ditto.
10890 (ipa_pta_execute): Ditto.
10891 (pass_ipa_pta): We need to update SSA after ipa_pta.
10893 2007-08-19 Jan Hubicka <jh@suse.cz>
10895 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10897 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10899 * dwarf2out.c (text_section_used, cold_text_section_used,
10900 cold_text_section, dwarf2out_note_section_used): New.
10901 (dwarf2out_init): Initialize cold_text_section.
10902 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10903 dwarf2out_note_section_used.
10904 (size_of_aranges): Only count entry for text section if it was
10905 used. Count entry for cold text section if it was used.
10906 (output_aranges): Only output entries for text section and cold
10907 text section if they were used.
10909 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10911 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10913 (debug_generic_stmt): Likewise.
10914 (debug_tree_chain): Likewise.
10916 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10918 * tree-data-refs.c (split_constant_offset): Expose.
10919 * tree-data-refs.h (split_constant_offset): Add declaration.
10921 * tree-vectorizer.h (dr_alignment_support): Renamed
10922 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10923 Added a new value dr_explicit_realign.
10924 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10925 dr_offset, dr_step, and dr_aligned_to, along with new access
10926 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10927 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10928 STMT_VINFO_DR_ALIGNED_TO.
10930 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10932 In case of outer-loop vectorization with non-fixed misalignment - use
10933 the dr_explicit_realign scheme instead of the optimized realignment
10935 (new_stmt_vec_info): Initialize new fields.
10937 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10938 'nested_in_vect_loop' case. Change verbosity level.
10939 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10940 Don't fail on zero step in the outer-loop for loads.
10941 (vect_analyze_data_refs): Call split_constant_offset to calculate
10942 base, offset and init relative to the outer-loop.
10944 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10945 BSI function argument with a new function argument - at_loop.
10946 Simplify the condition that determines STEP. Takes additional argument
10947 INV_P. Support outer-loop vectorization (handle the
10948 nested_in_vect_loop case), including zero step in the outer-loop. Call
10949 vect_create_addr_base_for_vector_ref with additional argument.
10950 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10951 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10952 Fixed and simplified calculation of step.
10953 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10954 of bsi, and with additional argument. Call bump_vector_ptr with
10955 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10956 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10957 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10958 when the realignment setup needs to take place inside the loop.
10959 Support the dr_explicit_realign scheme. Allow generating the optimized
10960 realignment scheme for outer-loop vectorization. Added documentation.
10961 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10962 the 'nested_in_vect_loop' case, including loads that are invariant in
10963 the outer-loop and the realignment schemes. Handle the case when the
10964 realignment setup needs to take place inside the loop. Call
10965 vect_setup_realignment with additional arguments. Call
10966 vect_create_data_ref_ptr with additional argument and with loop instead
10967 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10968 (vect_gen_niters_for_prolog_loop): Call
10969 vect_create_addr_base_for_vector_ref with additional arguments.
10970 (vect_create_cond_for_align_checks): Likewise.
10971 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10972 scheme: takes additional argument bump; argument ptr_incr is now
10973 optional; updated documentation.
10974 (vect_init_vector): Takes additional argument (bsi). Use it, if
10975 available, to insert the vector initialization.
10976 (get_initial_def_for_induction): Pass additional argument in call to
10978 (vect_get_vec_def_for_operand): Likewise.
10979 (vect_setup_realignment): Likewise.
10980 (vectorizable_load): Likewise.
10982 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10984 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10985 as argument instead of struct loop.
10986 (nested_in_vect_loop_p): New function.
10987 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10988 vect_used_in_outer.
10989 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10990 from other phis in the loop.
10991 (destroy_loop_vec_info): Add additional argument to declaration.
10993 * tree-vectorizer.c (supportable_widening_operation): Also check if
10994 nested_in_vect_loop_p (don't allow changing the order in this case).
10995 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10996 of struct loop. Call nested_in_vect_loop_p and don't require
10997 flag_unsafe_math_optimizations if it returns true.
10998 (new_stmt_vec_info): When setting def_type for phis differentiate
10999 loop-header phis from other phis.
11000 (bb_in_loop_p): New function.
11001 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
11002 just update their loop_vinfo. Order of BB traversal now matters -
11003 call dfs_enumerate_from with bb_in_loop_p.
11004 (destroy_loop_vec_info): Takes additional argument to control whether
11005 stmt_vinfo of the loop stmts should be destroyed as well.
11006 (vect_is_simple_reduction): Allow the "non-reduction" use of a
11007 reduction stmt to be defines by a non loop-header phi.
11008 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
11010 * tree-vect-transform.c (vectorizable_reduction): Call
11011 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
11012 (vectorizable_call): Likewise.
11013 (vectorizable_conversion): Likewise.
11014 (vectorizable_operation): Likewise.
11015 (vectorizable_type_promotion): Likewise.
11016 (vectorizable_type_demotion): Likewise.
11017 (vectorizable_store): Likewise.
11018 (vectorizable_live_operation): Likewise.
11019 (vectorizable_reduction): Likewise. Also pass loop_info to
11020 vect_is_simple_reduction instead of loop.
11021 (vect_init_vector): Call nested_in_vect_loop_p.
11022 (get_initial_def_for_reduction): Likewise.
11023 (vect_create_epilog_for_reduction): Likewise.
11024 (vect_init_vector): Check which loop to work with, in case there's an
11026 (get_initial_def_for_inducion): Extend to handle outer-loop
11027 vectorization. Fix indentation.
11028 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
11029 In the case vect_induction_def get the vector def from the induction
11030 phi node, instead of calling get_initial_def_for_inducion.
11031 (get_initial_def_for_reduction): Extend to handle outer-loop
11033 (vect_create_epilog_for_reduction): Extend to handle outer-loop
11035 (vect_transform_loop): Change assert to just skip this case. Add a
11037 (vect_finish_stmt_generation): Add a couple asserts.
11039 (vect_estimate_min_profitable_iters): Multiply
11040 cost of inner-loop stmts (in outer-loop vectorization) by estimated
11042 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
11043 this is an inner-loop reduction in outer-loop vectorization.
11045 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
11046 Same code as what used to be vect_analyze_scalar_cycles, only with
11047 additional argument loop, and loop_info passed to
11048 vect_is_simple_reduction instead of loop.
11049 (vect_analyze_scalar_cycles): Code factored out into
11050 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
11051 Updated documentation.
11052 (analyze_operations): Check for inner-loop loop-closed exit-phis during
11053 outer-loop vectorization that are live or not used in the outerloop,
11054 cause this requires special handling.
11055 (vect_enhance_data_refs_alignment): Don't consider versioning for
11057 (vect_analyze_data_refs): Check that there are no datarefs in the
11059 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
11060 and vect_used_in_outer_by_reduction cases.
11061 (process_use): Also consider the case of outer-loop stmt defining an
11062 inner-loop stmt and vice versa.
11063 (vect_analyze_loop_1): New function.
11064 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
11065 loops. Call vect_analyze_loop_1.
11066 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
11067 been vectorized. Call destroy_loop_vec_info with additional argument.
11069 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
11070 in the inner-loop when doing outer-loop vectorization. Add
11071 documentation and printout.
11072 (vect_recog_dot_prod_pattern): Likewise. Also add check for
11073 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
11075 2007-08-18 Andrew Pinski <pinskia@gmail.com>
11077 * tree-affine.h (print_aff): New prototype.
11078 (debug_aff): Likewise.
11079 * tree-affine.c (print_aff): New function.
11080 (debug_aff): Likewise.
11082 2007-08-18 Paul Brook <paul@codesourcery.com>
11083 Joseph Myers <joseph@codesourcery.com>
11085 * common.opt (-fdebug-prefix-map=): New option.
11086 * opts.c: Include debug.h.
11087 (common_handle_option): Handle -fdebug-prefix-map.
11088 * final.c: Include ggc.h.
11089 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
11090 remap_debug_filename): New.
11091 * Makefile.in (final.o, opts.o): Update dependencies.
11092 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
11093 * configure.ac: Check for assembler --debug-prefix-map support.
11094 * configure, config.in: Regenerate.
11095 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
11096 (ASM_DEBUG_SPEC): Include ASM_MAP.
11097 * doc/install.texi (--with-debug-prefix-map): Document.
11098 * doc/invoke.texi (-fdebug-prefix-map): Document.
11099 * dbxout.c (dbxout_init, dbxout_start_source_file,
11100 dbxout_source_file): Call remap_debug_filename.
11101 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
11102 dwarf2out_start_source_file, dwarf2out_finish): Call
11103 remap_debug_filename.
11104 (file_table_relative_p): Do not check d->emitted_number.
11105 * toplev.c (output_file_directive): Call remap_debug_filename.
11106 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
11107 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
11109 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11111 * loop-invariant.c (find_invariants_to_move): Add missing macro
11114 2007-08-17 Tom Tromey <tromey@redhat.com>
11116 * tree.h (struct tree_label_decl): Removed old "java" fields.
11118 2007-08-17 Richard Sandiford <richard@codesourcery.com>
11119 Nigel Stephens <nigel@mips.com>
11121 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
11122 Treat -mno-data-in-code and -mcode-xonly as aliases for
11123 -mcode-readable=no and -mcode-readable=pcrel respectively.
11124 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
11125 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
11126 (MULTILIB_DIRNAMES): Update accordingly.
11128 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
11130 * Makefile.in (version.o): Depend on $(REVISION) only if
11131 REVISION_s is defined.
11133 2007-08-17 Sa Liu <saliu@de.ibm.com>
11134 Ulrich Weigand <uweigand@de.ibm.com>
11136 PR middle-end/32970
11137 * tree.c (reconstruct_complex_type): For a pointer to a vector,
11138 use build_qualified_type to retain qualifiers of the base type.
11140 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
11142 * config/score/score.md : Update pattern tablejump.
11143 * config/score/score.c : Update score_initialize_trampoline
11145 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
11146 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
11147 * doc/contrib.texi: Add my entry.
11149 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
11151 * Makefile.in (REVISION): New.
11154 (version.o): Also depend on $(REVISION). Add
11155 -DREVISION=$(REVISION_s).
11157 * version.c (version_string): Add REVISION.
11159 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
11161 * tree-eh.c (lower_try_finally_onedest): Reset the locus
11162 of GOTO that's relocated to a different block.
11164 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11166 * c-common.c (const_strip_array_types): New.
11167 * c-common.h (lang_missing_noreturn_ok_p): Delete.
11168 (const_strip_array_types): New.
11169 * c-objc-common.c (c_disregard_inline_limits,
11170 c_warn_unused_global_decl): Constify.
11171 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
11172 c_vla_type_p, c_incomplete_type_error): Likewise.
11173 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
11174 * hooks.c (hook_bool_const_tree_false): New.
11175 * hooks.h (hook_bool_const_tree_false): Likewise.
11176 * langhooks-def.h (lhd_warn_unused_global_decl,
11177 lhd_incomplete_type_error, lhd_expr_size,
11178 lhd_tree_inlining_disregard_inline_limits,
11179 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11180 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
11181 * langhooks.c (lhd_warn_unused_global_decl,
11182 lhd_incomplete_type_error,
11183 lhd_tree_inlining_disregard_inline_limits,
11184 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11185 lhd_expr_size): Likewise.
11186 * langhooks.h (lang_hooks_for_tree_inlining,
11187 lang_hooks_for_tree_dump, lang_hooks_for_types,
11188 lang_hooks_for_decls, lang_hooks): Likewise.
11189 * pointer-set.c (pointer_set_t, pointer_set_create,
11190 pointer_set_contains, insert_aux, pointer_set_insert,
11191 pointer_set_traverse, pointer_map_t, pointer_map_create,
11192 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
11194 * pointer-set.h (pointer_set_contains, pointer_set_insert,
11195 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
11196 pointer_map_traverse): Likewise.
11197 * predict.c (assert_is_empty): Likewise.
11198 * tree-affine.c (free_name_expansion): Likewise.
11199 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
11200 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
11201 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
11203 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
11205 * tree-vectorizer.c (new_loop_vec_info): Initialize new
11207 (destroy_loop_vec_info): Add call to VEC_free.
11208 * tree-vectorizer.h (may_alias_ddrs): Define.
11209 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
11210 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
11211 Change reporting to dump.
11212 (vect_is_duplicate_ddr): New.
11213 (vect_mark_for_runtime_alias_test): New.
11214 (vect_analyze_data_ref_dependences) Add call to
11215 vect_mark_for_runtime_alias_test.
11216 (vect_enhance_data_refs_alignment): Define local variable
11217 vect_versioning_for_alias_required, don't perform
11218 peeling for alignment if versioning for alias is
11220 (vect_enhance_data_refs_alignment): Use
11221 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
11222 PARAM_VECT_MAX_VERSION_CHECKS.
11223 * tree-vect-transform.c
11224 (vect_create_cond_for_alias_checks): New.
11225 (vect_transform_loop): Add call to
11226 vect_create_cond_for_alias_checks.
11227 (vect_vfa_segment_size): New.
11228 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
11230 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
11232 (vect-max-version-for-alignment-checks): Document.
11233 (vect-max-version-for-alias-checks): Document.
11234 (vect-max-version-checks): Remove.
11236 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
11238 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
11239 the same line as the instruction for all asm dialects.
11240 (*rep_movsi): Ditto.
11241 (*rep_movsi_rex64): Ditto.
11242 (*rep_movqi): Ditto.
11243 (*rep_movqi_rex64): Ditto.
11244 (*rep_stosdi_rex64): Ditto.
11245 (*rep_stossi): Ditto.
11246 (*rep_stossi_rex64): Ditto.
11247 (*rep_stosqi): Ditto.
11248 (*rep_stosqi_rex64): Ditto.
11249 (*cmpstrnqi_nz_1): Ditto.
11250 (*cmpstrnqi_nz_rex_1): Ditto.
11251 (*cmpstrnqi_1): Ditto.
11252 (*cmpstrnqi_rex_1): Ditto.
11253 (*strlenqi_1): Ditto.
11254 (*strlenqi_rex_1): Ditto.
11255 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
11256 prefix on the same line as the instruction for all asm dialects.
11257 (sync_double_compare_and_swap<mode>): Ditto.
11258 (*sync_double_compare_and_swapdi_pic): Ditto.
11259 (*sync_compare_and_swap_cc<mode>): Ditto.
11260 (sync_double_compare_and_swap_cc<mode>): Ditto.
11261 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
11262 (sync_old_add<mode>): Ditto.
11263 (sync_add<mode>): Ditto.
11264 (sync_sub<mode>): Ditto.
11265 (sync_ior<mode>): Ditto.
11266 (sync_and<mode>): Ditto.
11267 (sync_xor<mode>): Ditto.
11269 2007-08-16 Richard Sandiford <richard@codesourcery.com>
11271 PR middle-end/32897
11272 * reload.c (find_reloads): Check that the memory returned by
11273 find_reloads_toplev was not the result of forcing a constant
11275 (find_reloads_toplev): Always use simplify_gen_subreg to get
11276 the subreg of a constant. If the result is also a constant,
11277 but not a legitimate one, force it into the constant pool
11278 and reload its address.
11280 2007-08-15 David Edelsohn <edelsohn@gnu.org>
11282 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
11285 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
11287 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
11288 directive for the current vector ABI.
11290 2007-08-15 Steve Ellcey <sje@cup.hp.com>
11293 * caller-save.c (reg_save_code): Set invalide status on restore code.
11295 2007-08-15 Diego Novillo <dnovillo@google.com>
11297 * tree-ssa-alias.c (compute_memory_partitions): Use
11298 alias_bitmap_obstack to allocate bitmaps.
11299 (reset_alias_info): Factor out of init_alias_info.
11300 Mark all name tags not associated to an SSA name for renaming.
11301 (init_alias_info): Call it.
11302 (create_name_tags): Tidy. Add comments.
11303 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
11305 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11307 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
11308 scheduler dependencies.
11310 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
11312 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
11313 "register_operand".
11314 (*iorsi_1_zext): Likewise.
11315 (*iorsi_1_zext_imm): Likewise.
11316 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
11317 with "rm"/"xm" constraint.
11318 (sse2_vmsqrtv2df2): Likewise.
11320 2007-08-15 Jakub Jelinek <jakub@redhat.com>
11322 PR middle-end/33074
11323 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
11326 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
11328 * tree-pass.h (PROP_pta): Removed.
11329 (TODO_rebuild_alias): New.
11330 (pass_may_alias): Removed.
11331 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
11332 aliasing if we changed something.
11333 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
11335 (pass_may_alias): Removed.
11336 (create_structure_vars): Return TODO_rebuild_alias.
11337 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
11338 * tree-sra.c (tree_sra): Only rebuild aliasing if something
11340 (tree_sra_early): We never affect aliasing right now.
11341 * tree-flow.h (compute_may_aliases): New prototype.
11342 * passes.c: Remove pass_may_alias from the passes.
11343 (execute_function_todo): Support TODO_rebuild_alias.
11345 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
11347 * config/i386/i386.c (legitimize_address): Move dllimported variable
11348 check infront of legitimizing pic address of CONST symbols.
11350 2007-08-14 Steve Ellcey <sje@cup.hp.com>
11352 PR tree-optimization/32941
11353 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
11354 (goto_queue_cmp): Remove.
11355 (find_goto_replacement): Change search method.
11356 (maybe_record_in_goto_queue): Add assert.
11357 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
11358 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
11360 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11362 * alias.c (component_uses_parent_alias_set): Constify.
11363 * alias.h (component_uses_parent_alias_set): Likewise.
11364 * cfgrtl.c (print_rtl_with_bb): Likewise.
11365 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
11366 mpz_get_double_int): Likewise.
11367 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
11368 mpz_get_double_int): Likewise.
11369 * expr.c (is_aligning_offset, undefined_operand_subword_p,
11370 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
11372 * expr.h (safe_from_p): Likewise.
11373 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
11375 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
11376 zero_sized_type, goa_lhs_expr_p): Likewise.
11377 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
11378 * rtl.h (print_rtl_with_bb): Likewise.
11379 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
11380 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
11381 * tree-flow-inline.h (bb_stmt_list): Constify.
11382 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
11384 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
11385 const_first_stmt, const_last_stmt): New.
11386 (block_may_fallthru, empty_block_p): Constify.
11387 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
11388 EXPR_ONLY_BODY): New.
11389 (expr_first, expr_last, expr_only): Use macro for body.
11390 (const_expr_first, const_expr_last, const_expr_only): New.
11391 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
11392 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
11393 ctsi_prev, ctsi_stmt): New.
11394 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
11395 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
11396 * tree-ssa-loop-niter.c (loop_only_exit_p,
11397 derive_constant_upper_bound): Likewise.
11398 * tree-ssa-phiopt.c (empty_block_p): Likewise.
11399 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
11400 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
11401 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
11402 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
11403 * tree.c (get_type_static_bounds): Likewise.
11404 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
11405 (get_type_static_bounds): Constify.
11407 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11410 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
11411 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
11412 (*<addsub><mode>3_cc_overflow): New.
11413 (*add<mode>3_cconly_overflow): New.
11414 (*sub<mode>3_cconly_overflow): New.
11415 (*<addsub>si3_zext_cc_overflow): New.
11416 * config/i386/predicates.md (fcmov_comparison_operator): Accept
11417 CCCmode for LTU, GTU, LEU and GEU.
11418 (ix86_comparison_operator): Likewise.
11419 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
11420 * config/i386/i386.c (put_condition_code): Support CCCmode.
11421 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
11422 or MINUS expressions.
11424 2007-08-14 Andrew Pinski <pinskia@gmail.com>
11427 * c-typeck.c (build_binary_op): Disallow vector float types with
11428 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
11430 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
11432 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
11433 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
11434 (dep_def): New typedef.
11435 (init_dep_1, sd_debug_dep): Declare functions.
11436 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
11437 (debug_dep_links): Remove.
11438 (struct _deps_list): New field 'n_links'.
11439 (DEPS_LIST_N_LINKS): New macro.
11440 (FOR_EACH_DEP_LINK): Remove.
11441 (create_deps_list, free_deps_list, delete_deps_list): Remove
11443 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11444 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11445 (copy_deps_list_change_con, move_dep_link): Ditto.
11446 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11447 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
11449 (INSN_BACK_DEPS): Remove.
11450 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11452 (INSN_DEP_COUNT): Remove.
11453 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11454 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11455 Declare global variables.
11456 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11457 (add_forw_dep, compute_forward_dependences): Remove declarations.
11458 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11459 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11460 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11462 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11464 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11465 (sd_list_types_def): New typedef.
11466 (sd_next_list): Declare function.
11467 (struct _sd_iterator): New type.
11468 (sd_iterator_def): New typedef.
11469 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11471 (FOR_EACH_DEP): New cycle wrapper.
11472 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11474 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11475 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11478 * sched-deps.c (init_dep_1): Make global.
11479 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11481 (dump_dep): New static function.
11482 (dump_dep_flags): New static variable.
11483 (sd_debug_dep): New function.
11484 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11486 (move_dep_link): Use remove_from_deps_list (), instead of
11487 detach_dep_link ().
11488 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11489 (dep_link_is_detached_p): New static function.
11490 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11492 (dn_pool, dl_pool): New alloc_pools.
11493 (dn_pool_diff, dl_pool_diff): New static variables.
11494 (create_dep_node, delete_dep_node): New static function.
11495 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11496 (deps_list_empty_p): Make it static. Use 'n_links' field.
11497 (deps_pools_are_empty_p): New static function.
11498 (alloc_deps_list, delete_deps_list): Remove.
11499 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11500 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11501 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11502 (forward_dependency_cache): Remove.
11503 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11504 'back' from the names. Change signature to use dep_t instead of
11506 (add_back_dep): Ditto. Make global.
11507 (check_dep_status): Rename to check_dep ().
11508 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11510 (sd_finish_insn): Ditto.
11511 (sd_find_dep_between_no_cache): New static function.
11512 (sd_find_dep_between): New function.
11513 (ask_dependency_caches, set_dependency_caches): New static functions.
11514 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11515 (add_or_update_dep_1): Separate pieces of functionality into
11516 ask_dependency_caches (), update_dependency_caches (),
11517 change_spec_dep_to_hard (), update_dep ().
11518 (get_back_and_forw_lists): New static function.
11519 (sd_add_dep): Separate setting of dependency caches into
11520 set_dependency_caches ().
11521 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11523 (sd_delete_dep): Ditto.
11524 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11525 (dump_lists): New static function.
11526 (sd_debug_lists): New debug function.
11527 (delete_all_dependences, fixup_sched_groups): Update to use
11528 sd_* infrastructure.
11529 (sched_analyze_2): Create data-speculative dependency only if
11530 data-speculation is enabled.
11531 (sched_analyze_insn): If insn cannot be speculative, make all its
11532 dependencies non-speculative.
11533 (sched_analyze): Use sd_init_insn ().
11534 (add_forw_dep, compute_forward_dependencies): Remove.
11535 (delete_dep_nodes_in_back_deps): New static function.
11536 (sched_free_deps): New function.
11537 (init_dependency_caches): Init alloc_pools.
11538 (extend_depedency_caches): Update after removing of
11539 forward_dependency_cache.
11540 (free_dependency_caches): Ditto. Free alloc_pools.
11541 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11542 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11544 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11545 (add_dependence): Use init_dep ().
11546 (get_dep_weak_1): New static function.
11547 (get_dep_weak): Move logic to get_dep_weak_1 ().
11548 (dump_ds): New static function moved from haifa-sched.c:
11549 debug_spec_status ().
11550 (debug_ds): New debug function.
11551 (check_dep_status): Rename to check_dep (). Update to check whole
11554 * haifa-sched.c (spec_info): Make global.
11555 (added_recovery_block_p): Rename to
11556 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11557 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11558 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11559 to use new interfaces.
11560 (ok_for_early_queue_removal): Ditto.
11561 (schedule_block): Initialize logical uids of insns emitted by the
11563 (sched_init): Initialize new variable.
11564 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11566 (extend_global): Initialize insn data.
11567 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11568 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11570 (add_to_speculative_block): Update to use new interfaces.
11571 (create_recovery_block): Set new variables.
11572 (create_check_block_twin, fix_recovery_deps): Update to use new
11574 (sched_insn_is_legitimate_for_speculation_p): New function.
11575 (speculate_insn): Move checking logic to
11576 sched_insn_is_legitimate_for_speculation_p ().
11577 (sched_remove_insn): Finalize sched-deps information of instruction.
11578 (clear_priorities, add_jump_dependencies): Update to use new
11580 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11582 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11583 to use new interfaces.
11584 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11585 (new_ready): Try to use control speculation only if it is available.
11586 (add_branch_dependences): Update to use new interfaces.
11587 (compute_block_backward_dependences): Rename to
11588 compute_block_dependences (). Call
11589 targetm.sched.dependencies_evaluation_hook ().
11590 (free_block_dependencies): New static function.
11591 (debug_dependencies): Update to use new interfaces.
11592 (schedule_region): Remove separate computation of forward dependencies.
11593 Move call of targetm.sched.dependencies_evaluation_hook () to
11594 compute_block_dependences (). Free dependencies at the end of
11595 scheduling the region.
11597 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11599 (add_deps_for_risky_insns): Ditto.
11600 (schedule_ebb): Remove separate computation of forward dependencies.
11601 Free dependencies at the end of scheduling the ebb.
11603 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11604 (build_intra_loop_deps): Ditto. Remove separate computation of
11605 forward dependencies. Free sched-deps dependencies.
11607 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11608 to use new interfaces.
11609 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11611 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11613 (is_costly_group): Ditto.
11615 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11617 * alias.c (rtx_equal_for_memref_p): Constify.
11618 * basic-block.h (const_edge, const_basic_block): New.
11619 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11620 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11621 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11622 probably_never_executed_bb_p, edge_probability_reliable_p,
11623 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11624 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11626 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11627 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11629 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11630 flow_nodes_print, dfs_enumerate_from): Likewise.
11631 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11632 control_flow_insn_p, count_basic_blocks): Likewise.
11633 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11634 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11635 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11636 average_num_loop_insns, loop_exit_edge_p,
11637 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11638 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11639 average_num_loop_insns, seq_cost): Likewise.
11640 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11641 * dominance.c (dominated_by_p): Likewise.
11642 * emit-rtl.c (validate_subreg): Likewise.
11643 * except.c (can_throw_internal, can_throw_external): Likewise.
11644 * except.h (can_throw_internal, can_throw_external): Likewise.
11645 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11646 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11647 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11648 simple_mem, store_ops_ok, load_kills_store, find_loads,
11649 store_killed_in_insn, store_killed_after, store_killed_before,
11650 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11652 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11653 noce_mem_write_may_trap_or_fault_p): Likewise.
11654 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11656 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11658 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11659 probably_cold_bb_p, probably_never_executed_bb_p,
11660 edge_probability_reliable_p, br_prob_note_reliable_p,
11661 can_predict_insn_p): Likewise.
11662 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11663 * resource.c (return_insn_p): Likewise.
11664 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11666 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11667 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11668 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11669 verify_gimple_modify_stmt): Likewise.
11670 * tree-chrec.c (is_not_constant_evolution,
11671 is_multivariate_chrec_rec, is_multivariate_chrec,
11672 chrec_contains_symbols, chrec_contains_undetermined,
11673 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11674 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11675 eq_evolutions_p, scev_direction): Likewise.
11676 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11677 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11678 chrec_contains_symbols_defined_in_loop,
11679 chrec_contains_undetermined, tree_contains_chrecs,
11680 evolution_function_is_affine_multivariate_p,
11681 evolution_function_is_univariate_p, chrec_zerop,
11682 evolution_function_is_constant_p, evolution_function_is_affine_p,
11683 evolution_function_is_affine_or_constant_p,
11684 tree_does_not_contain_chrecs, chrec_type): Likewise.
11685 * tree-data-ref.c (tree_fold_divides_p,
11686 object_address_invariant_in_loop_p, dr_may_alias_p,
11687 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11688 same_access_functions, constant_access_functions,
11689 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11691 * tree-flow.h (scev_direction): Likewise.
11692 * tree-gimple.c (is_gimple_stmt): Likewise.
11693 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11695 * tree-pretty-print.c (op_prio): Likewise.
11696 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11697 analyzable_condition, backedge_phi_arg_p): Likewise.
11698 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11699 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11700 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11703 2007-08-13 Dan Hipschman <dsh@google.com>
11706 * c-format.c (check_format_arg): Move check for zero-length
11707 format strings below the check for unterminated strings.
11709 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11712 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11715 2007-08-13 Nick Clifton <nickc@redhat.com>
11717 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11719 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11722 * c-format.c (gcc_gfc_length_specs): New array.
11723 (gcc_gfc_char_table): Add unsigned specifier, and references to
11724 the l length modifier.
11725 (format_types_orig): Use the new gcc_gfc_length_specs.
11727 2007-08-12 Sa Liu <saliu@de.ibm.com>
11729 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11730 and with REG_RETVAL note after split.
11732 2007-08-11 David Daney <ddaney@avtrex.com>
11734 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11735 as ATTRIBUTE_UNUSED.
11737 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11738 Segher Boessenkool <segher@kernel.crashing.org>
11740 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11741 HAVE_LOCAL_CPU_DETECT not defined.
11743 2007-08-11 Jan Hubicka <jh@suse.cz>
11745 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11746 (cgraph_process_new_functions): Honor previous value of
11747 disregard_inline_limits.
11748 * ipa-inline.c (compute_inline_parameters): Likewise.
11750 2007-08-11 Ian Lance Taylor <iant@google.com>
11752 * alias.h (alias_set_type): Define new type.
11753 (ALIAS_SET_MEMORY_BARRIER): Use it.
11754 * rtl.h: Include alias.h.
11755 (struct mem_attrs): Use alias_set_type.
11756 * tree.h: Include alias.h
11757 (struct tree_type): Use alias_set_type.
11758 (struct tree_struct_field_tag): Likewise.
11759 (struct tree_decl_common): Likewise.
11760 * alias.c (struct alias_set_entry): Use alias_set_type.
11761 (get_alias_set_entry, alias_set_subset_of): Likewise.
11762 (alias_sets_conflict_p): Likewise.
11763 (alias_sets_must_conflict_p): Likewise.
11764 (objects_must_conflict_p): Likewise.
11765 (get_alias_set, new_alias_set): Likewise.
11766 (record_alias_subset, record_component_aliases): Likewise.
11767 (varargs_set, frame_set): Change to alias_set_type.
11768 (get_varargs_alias_set): Use alias_set_type.
11769 (get_frame_alias_set): Likewise.
11770 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11771 * dse.c (struct store_info): Use alias_set_type.
11772 (struct read_info, struct clear_alias_mode_holder): Likewise.
11773 (clear_alias_set_lookup, canon_address): Likewise.
11774 (record_store, check_mem_read_rtx): Likewise.
11775 (dse_record_singleton_alias_set): Likewise.
11776 (dse_invalidate_singleton_alias_set): Likewise.
11777 * emit-rtl.c (get_mem_attrs): Likewise.
11778 (set_mem_attributes_minus_bitpos): Likewise.
11779 (set_mem_alias_set): Likewise.
11780 * expr.c (store_constructor_field, store_field): Likewise.
11781 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11782 * langhooks.c (lhd_get_alias_set): Likewise.
11783 * langhooks-def.h (lhd_get_alias_set): Likewise.
11784 * reload1.c (alter_reg): Likewise.
11785 * tree-flow.h (struct fieldoff): Likewise.
11786 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11787 (may_alias_p, get_smt_for, create_sft): Likewise.
11788 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11789 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11790 (merge_smts_into): Likewise.
11791 * varasm.c (const_alias_set): Likewise.
11792 * c-common.c (strict_aliasing_warning): Likewise.
11793 (c_common_get_alias_set): Likewise.
11794 * dse.h (dse_record_singleton_alias_set): Update declaration.
11795 (dse_invalidate_singleton_alias_set): Likewise.
11796 * emit-rtl.h (set_mem_alias_set): Likewise.
11797 * c-common.h (c_common_get_alias_set): Likewise.
11798 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11799 * print-tree.c (print_node): Likewise.
11800 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11802 (alpha_setup_incoming_varargs): Use alias_set_type.
11803 * config/i386/i386.c (setup_incoming_varargs_64): Use
11805 (setup_incoming_varargs_ms_64): Likewise.
11806 (ix86_GOT_alias_set): Likewise.
11807 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11808 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11809 (set): Change to alias_set_type.
11810 (get_TOC_alias_set): Use alias_set_type.
11811 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11813 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11814 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11816 (struct_value_alias_set): Likewise.
11817 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11819 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11821 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11822 * config/vxworks.h (TARGET_VXWORKS): Override.
11823 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11824 "mips" if TARGET_VXWORKS.
11826 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11828 * calls.c (avoid_likely_spilled_reg): New function.
11829 (expand_call): Use it.
11831 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11833 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11835 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11837 * config/mips/predicates.md (const_call_insn_operand): Invoke
11838 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11840 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11843 * config/rs6000/driver-rs6000.c: Include link.h.
11844 Use ElfW instead of wordsize-specif typedef.
11846 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11848 * system.h (CONST_CAST): New.
11849 * c-decl.c (c_make_fname_decl): Use it.
11850 * c-lex.c (cb_ident, lex_string): Likewise.
11851 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11852 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11853 give_switch, set_multilib_dir): Likewise.
11854 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11855 * passes.c (execute_one_pass): Likewise.
11856 * prefix.c (update_path): Likewise.
11857 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11858 * tree.c (build_string): Likewise.
11860 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11862 * tree-flow-inline.h (is_exec_stmt): Remove.
11863 (is_label_stmt): Remove.
11864 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11867 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11869 * lower-subreg.c (resolve_shift_zext): Don't adjust
11870 src_reg_num for wordmode operands.
11872 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11873 David Ung <davidu@mips.com>
11875 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11876 (TARGET_SCHED_REORDER2): Define.
11877 (mips_maybe_swap_ready): New.
11878 (mips_last_74k_agen_insn): New.
11879 (mips_74k_agen_init): New.
11880 (mips_74k_agen_reorder): New function to group loads and stores
11881 in the ready queue.
11882 (mips_sched_init): New.
11883 (mips_sched_reorder): Don't do initialization here. Call
11884 mips_74k_agen_reorder.
11885 (mips_variable_issue): Call mips_74k_agen_init.
11887 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11889 * tree-flow-inline.h (get_filename): Remove.
11891 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11893 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11895 (mips_fetch_insns): Delete in favor of...
11896 (mips_load_store_insns): ...this new function.
11897 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11898 to say whether multiword moves _might_ be split.
11899 (mips_fetch_insns): Delete in favor of...
11900 (mips_load_store_insns): ...this new function.
11901 (mips_rtx_costs): Update the call to mips_address_insns.
11902 (mips_address_cost): Likewise.
11903 * config/mips/mips.md (length): Use mips_load_store_insns instead
11904 of mips_fetch_insns.
11905 * config/mips/constraints.md (R): Use mips_address_insns rather
11906 than mips_fetch_insns. Assume that the move never needs to be split.
11908 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11910 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11911 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11912 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11913 * config/mips/mips.h (mips16_hard_float): Delete.
11914 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11915 definitions, and replace with....
11916 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11917 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11918 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11919 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11920 (override_options): Replace MASK_SOFT_FLOAT references with
11921 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11922 and mips16_hard_float when TARGET_MIPS16.
11924 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11927 * c-typeck.c (build_binary_op): Check for non pointer types before
11928 calling int_fits_type_p.
11930 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11932 PR middle-end/32813
11933 * fold-const.c (omit_one_operand): Return only the ommitted expression
11934 if the result is an empty statement.
11935 (pedantic_omit_one_operand): Likewise.
11937 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11939 * c-typeck.c (readonly_error): Improve error for assignment.
11941 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11943 (pp_c_expression): Ditto.
11945 2007-08-09 Simon Baldwin <simonb@google.com>
11947 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11948 break that was preventing simplify_associative_operation() for xor.
11950 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11951 Nigel Stephens <nigel@mips.com>
11953 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11954 Document change in interpretation of value from boolean to
11956 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11957 ffs and ctz using clz.
11958 (expand_unop): Call them.
11959 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11961 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11962 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11963 enable the new ffs expansion on this target.
11965 2007-08-09 Jan Hubicka <jh@suse.cz>
11967 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11968 (expand_ternary_op): Likewise.
11969 (expand_vec_shift_expr): Likewise.
11970 (expand_binop_directly): Likewise.
11971 (expand_binop): Likewise.
11972 (sign_expand_binop): Likewise.
11973 (expand_twoval_unop): Likewise.
11974 (expand_twoval_binop): Likewise.
11975 (expand_twoval_binop_libfunc): Likewise.
11976 (widen_clz): Likewise.
11977 (widen_bswap): Likewise.
11978 (expand_parity): Likewise.
11979 (expand_unop): Likewise.
11980 (expand_abs_nojump): Likewise.
11981 (expand_copysign): Likewise.
11982 (emit_no_conflict_block): Likewise.
11983 (emit_libcall_block): Likewise.
11984 (can_compare_p): Likewise.
11985 (prepare_cmp_insn): Likewise.
11986 (emit_cmp_and_jump_insn_1): Likewise.
11987 (prepare_float_lib_cmp): Likewise.
11988 (emit_conditional_add): Likewise.
11989 (gen_add2_insn): Likewise.
11990 (have_add2_insn): Likewise.
11991 (gen_sub2_insn): Likewise.
11992 (have_sub2_insn): Likewise.
11993 (can_extend_p): Likewise.
11994 (can_fix_p): Likewise.
11995 (can_float_p): Likewise.
11996 (expand_float): Likewise.
11997 (expand_fix): Likewise.
11998 (expand_sfix_optab): Likewise.
11999 (new_optab): Likewise.
12000 (new_convert_optab): Likewise.
12001 (init_libfuncs): Likewise.
12002 (init_interclass_conv_libfuncs): Likewise.
12003 (init_intraclass_conv_libfuncs): Likewise.
12004 (set_conv_libfunc): Likewise.
12005 (init_optabs): Likewise.
12006 (debug_optab_libfuncs): Likewise.
12007 (gen_cond_trap): Likewise.
12008 * optabs.h (optab_handler, convert_optab_hanlder): New.
12009 * genopinit.c: Update optabs generation table.
12010 * reload.c (find_reloads_address_1): Use optabs accestors.
12011 * builtins.c (expand_builtin_mathfn): Likewise.
12012 (expand_builtin_mathfn_2): Likewise.
12013 (expand_builtin_mathfn_3): Likewise.
12014 (expand_builtin_interclass_mathfn): Likewise.
12015 (expand_builtin_sincos): Likewise.
12016 (expand_builtin_cexpi): Likewise.
12017 (expand_builtin_powi): Likewise.
12018 (expand_builtin_strlen): Likewise.
12019 * dojump.c (do_jump): Likewise.
12020 * expr.c (convert_move): Likewise.
12021 (move_by_pieces): Likewise.
12022 (move_by_pieces_ninsns): Likewise.
12023 (can_store_by_pieces): Likewise.
12024 (store_by_pieces_1): Likewise.
12025 (emit_move_via_integer): Likewise.
12026 (emit_move_complex): Likewise.
12027 (emit_move_ccmode): Likewise.
12028 (emit_move_insn_1): Likewise.
12029 (emit_single_push_insn): Likewise.
12030 (store_constructor): Likewise.
12031 (expand_expr_real_1): Likewise.
12032 (do_store_flag): Likewise.
12033 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
12034 (enumerate_modes): Likewise.
12035 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12036 (supportable_widening_operation): Likewise.
12037 (supportable_narrowing_operation): Likewise.
12038 * expmed.c (store_bit_field_1): Likewise.
12039 (extract_bit_field_1): Likewise.
12040 (expand_mult_highpart_optab): Likewise.
12041 (expand_smod_pow2): Likewise.
12042 (expand_divmod): Likewise.
12043 (emit_store_flag): Likewise.
12044 * tree-vect-patterns.c
12045 (vect_pattern_recog_1): Likewise.
12046 * tree-ssa-loop-prefetch.c
12047 (nontemporal_store_p): Likewise.
12048 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
12049 (vect_create_epilog_for_reduction): Likewise.
12050 (vectorizable_reduction): Likewise.
12051 (vectorizable_operation): Likewise.
12052 (vect_strided_store_supported): Likewise.
12053 (vectorizable_store): Likewise.
12054 (vect_strided_load_supported): Likewise.
12055 (vectorizable_load): Likewise.
12056 * combine.c (simplify_comparison): Likewise.
12057 * tree-vect-generic.c
12058 (type_for_widest_vector_mode): Likewise.
12059 (expand_vector_operations_1): Likewise.
12060 * config/spu/spu.c (spu_expand_mov): Likewise.
12061 (spu_emit_vector_compare): Likewise.
12062 * config/rs6000/rs6000.c
12063 (rs6000_emit_vector_compare): Likewise.
12064 * stmt.c (add_case_node): Likewise.
12065 * reload1.c (gen_reload):
12067 2007-08-09 Michael Matz <matz@suse.de>
12069 * tree.h (fixed_zerop): Declare as taking a const_tree.
12070 * tree.c (fixed_zerop): Take a const_tree.
12072 2007-08-09 Ira Rosen <irar@il.ibm.com>
12074 * tree-vect-transform.c (vectorizable_store): Remove call to
12075 copy_virtual_operands() and call mark_symbols_for_renaming() for
12076 the created vector store.
12077 (vect_setup_realignment): Don't call copy_virtual_operands() and
12078 update_vuses_to_preheader().
12079 (vectorizable_load): Don't call copy_virtual_operands().
12080 (update_vuses_to_preheader): Remove.
12082 2007-08-08 Chao-ying Fu <fu@mips.com>
12084 * tree.def (FIXED_POINT_TYPE): New type.
12085 (FIXED_CST): New constant.
12086 (FIXED_CONVERT_EXPR): New expr.
12087 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
12088 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
12089 * tree.h (struct tree_base): Add saturating_flag.
12090 Remove one bit of spare for saturating_flag.
12091 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
12092 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
12093 FIXED_POINT_TYPE_P): Define.
12094 (TYPE_SATURATING): Define.
12095 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
12096 (struct tree_fixed_cst): New.
12097 (TYPE_IBIT, TYPE_FBIT): Define.
12098 (tree_node): Add fixed_cst.
12099 (enum tree_index): Add new enumeration values of
12100 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
12101 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
12102 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
12103 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
12104 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
12105 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
12106 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
12107 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
12108 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
12109 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
12110 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
12111 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
12112 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
12113 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
12114 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
12115 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
12116 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
12117 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
12118 (sat_short_fract_type_node, sat_fract_type_node,
12119 sat_long_fract_type_node, sat_long_long_fract_type_node,
12120 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
12121 sat_unsigned_long_fract_type_node,
12122 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
12123 fract_type_node, long_fract_type_node, long_long_fract_type_node,
12124 unsigned_short_fract_type_node, unsigned_fract_type_node,
12125 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
12126 sat_short_accum_type_node, sat_accum_type_node,
12127 sat_long_accum_type_node, sat_long_long_accum_type_node,
12128 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
12129 sat_unsigned_long_accum_type_node,
12130 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
12131 accum_type_node, long_accum_type_node, long_long_accum_type_node,
12132 unsigned_short_accum_type_node, unsigned_accum_type_node,
12133 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
12134 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
12135 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
12136 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
12137 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
12138 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
12139 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
12140 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
12141 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
12142 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
12143 sat_uda_type_node, sat_uta_type_node): New macro.
12144 (make_fract_type, make_accum_type): Declare.
12145 (make_signed_fract_type, make_unsigned_fract_type,
12146 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
12147 make_signed_accum_type, make_unsigned_accum_type,
12148 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
12149 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
12150 make_or_reuse_sat_signed_fract_type,
12151 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
12152 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
12153 make_or_reuse_sat_unsigned_accum_type): New macro.
12154 (fixed_zerop): Declare.
12155 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
12156 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12157 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12158 LONG_LONG_ACCUM_TYPE_SIZE): Define.
12159 * treestruct.def: Add TS_FIXED_CST.
12160 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
12161 (tree.o): Likewise.
12162 (tree-dump.o): Likewise.
12163 (print-tree.o): Likewise.
12164 (tree-pretty-print.o): Likewise.
12165 (fold-const.o): Likewise.
12166 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
12167 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
12168 (is_gimple_min_invariant): Handle FIXED_CST.
12169 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
12170 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12171 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12172 (layout_type): Handle FIXED_POINT_TYPE.
12173 (make_fract_type, make_accum_type): New functions.
12174 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
12175 * tree-dump.c (fixed-value.h): New include.
12176 (dump_fixed): New function.
12177 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
12178 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
12179 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
12180 * tree-pretty-print.c (fixed-value.h): New include.
12181 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
12182 FIXED_CONVERT_EXPR.
12183 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
12184 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
12185 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
12186 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
12187 for non-saturating fixed-point types.
12188 (reassociate_bb): Likewise.
12189 * emit-rtl.c (fixed-value.h): New include.
12190 (fconst0, fconst1): New array.
12191 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
12192 * tree-vect-generic.c expand_vector_operation): Support
12193 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
12194 MODE_VECTOR_UACCUM.
12195 (type_for_widest_vector_mode): Add one parameter for the
12197 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
12199 Pass the satp parameter to type_for_mode for fixed-point types.
12200 (expand_vector_operations_1): Pass the saturating flag to
12201 type_for_widest_vector_mode.
12202 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12203 and MODE_VECTOR_UACCUM.
12204 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
12205 (vectorizable_condition): Likewise.
12206 * tree.c (fixed-value.h): New include.
12207 (tree_code_size): Support FIXED_CST.
12208 (build_fixed): New function.
12209 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
12210 (fixed_zerop): New function.
12211 (tree_node_structure): Support FIXED_CST.
12212 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
12213 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
12214 (type_hash_eq): Handle FIXED_POINT_TYPE.
12215 (simple_cst_equal): Support FIXED_CST.
12216 (iterative_hash_expr): Handle FIXED_CST.
12217 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
12218 (get_narrower): Likewise.
12219 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
12220 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
12221 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
12222 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
12224 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
12225 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12226 (initializer_zerop): Support FIXED_CST.
12227 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
12228 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
12229 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
12230 (is_base_type): Handle FIXED_POINT_TYPE.
12231 (add_type_attribute): Handle FIXED_POINT_TYPE.
12232 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
12233 * print-tree.c (fixed-value.h): New include.
12234 (print_node_brief): Support FIXED_CST.
12235 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
12236 * c-pretty-print.c (fixed-value.h): New include.
12237 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
12238 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
12239 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
12240 Support fixed-point types for inner items in VECTOR_TYPE.
12241 (pp_c_direct_declarator): Likewise.
12242 (pp_c_declarator): Likewise.
12243 (pp_c_fixed_constant): New function.
12244 (pp_c_constant): Handle FIXED_CST.
12245 (pp_c_primary_expression): Likewise.
12246 (pp_c_expression): Likewise.
12247 * fold-const.c (fixed-value.h): New include.
12248 (negate_expr_p): Return true for FIXED_CST.
12249 (fold_negate_expr): Support FIXED_CST.
12250 (split_tree): Support FIXED_CST.
12251 (const_binop): Support FIXED_CST.
12252 (fold_convert_const_int_from_fixed): New function to convert from
12254 (fold_convert_const_real_from_fixed): New function to convert from
12256 (fold_convert_const_fixed_from_fixed): New function to convert from
12257 fixed to another fixed.
12258 (fold_convert_const_fixed_from_int): New function to convert from
12260 (fold_convert_const_fixed_from_real): New function to convert from
12262 (fold_convert_const): Support conversions from fixed to int, from
12263 fixed to real, from fixed to fixed, from int to fixed, and from real
12265 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
12266 (operand_equal_p): Support FIXED_CST.
12267 (make_range): For fixed-point modes, we need to pass the
12268 saturating flag as the 2nd parameter.
12269 (tree_swap_operands_p): Handle FIXED_CST.
12270 (fold_plusminus_mult_expr): For fract modes, we cannot generate
12272 (fold_unary): Support FIXED_CONVERT_EXPR.
12273 (fold_binary): Handle FIXED_CST.
12274 Make sure the type is not saturating, before associating operations.
12275 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
12276 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
12277 (fold_negate_const): Support FIXED_CST.
12278 (fold_relational_const): Support FIXED_CST.
12279 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
12280 (gimplify_expr): Handle FIXED_CST.
12281 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
12282 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
12283 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
12284 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
12285 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12286 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12287 LONG_LONG_ACCUM_TYPE_SIZE.
12288 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
12289 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
12290 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
12291 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
12292 MODE_ACCUM, and MODE_UACCUM.
12293 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
12294 fixed-point types to disable reduction.
12295 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
12297 2007-08-08 David Edelsohn <edelsohn@gnu.org>
12299 * config/rs6000/x-rs6000: New file.
12300 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
12301 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
12302 (EXTRA_SPEC_FUNCTIONS): Define.
12303 (HAVE_LOCAL_CPU_DETECT): Define.
12304 (CC1_CPU_SPEC): Define.
12305 * config/rs6000/driver-rs6000.c: New file.
12306 * config/rs6000/aix.h (CC1_SPEC): Define.
12307 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
12308 * config.host: Add x-rs6000 to host_xmake_file if host and target
12309 are rs6000 or powerpc.
12311 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12313 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
12315 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12316 Sandra Loosemore <sandra@codesourcery.com>
12317 Chao-ying Fu <fu@mips.com>
12318 Nigel Stephens <nigel@mips.com>
12319 David Ung <davidu@mips.com>
12321 * doc/invoke.texi (-mcode-readable): Document.
12322 * config/mips/mips.opt (mcode-readable): New option.
12323 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
12324 * config/mips/mips.h (mips_code_readable_setting): New enum.
12325 (mips_code_readable): Declare.
12326 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
12327 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
12328 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
12329 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
12330 boiler-plate comments.
12331 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12332 * config/mips/mips.c (mips_code_readable): New variable.
12333 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
12334 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
12335 context and -mcode-readable setting to restrict the use of
12336 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
12337 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
12338 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
12339 (mips_blocks_for_constant_p): Only return false for
12340 TARGET_MIPS16_PCREL_LOADS.
12341 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
12342 for MIPS16. Handle SYMBOL_32_HIGH.
12343 (mips_const_insns): Allow HIGHs for MIPS16 too.
12344 (mips_unspec_address_offset): New function, split out from...
12345 (mips_unspec_address): ...here.
12346 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
12347 16-bit symbolic constants. Assert approropiate conditions for
12348 using the "la" and "dla" macros.
12349 (mips_handle_option): Handle -mcode-readable=.
12350 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
12351 Set up mips_lo_relocs[SYMBOL_32_HIGH].
12352 (mips_strip_unspec_address): New function, split out from...
12353 (print_operand_reloc): ...here.
12354 (print_operand): Pass constants through mips_strip_unspec_address.
12355 (print_operand_address): Likewise.
12356 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
12357 (mips_select_rtx_section): Remove MIPS16 handling.
12358 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
12359 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
12360 (mips16_lay_out_constants): Do nothing unless
12361 TARGET_MIPS16_PCREL_LOADS.
12362 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
12363 * config/mips/mips.md: Split HIGHs for MIPS16.
12364 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12366 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12368 * config/mips/mips-protos.h (mips_emit_move): Declare.
12369 * config/mips/mips.c (mips_emit_move): New function.
12370 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
12371 (mips_legitimize_const_move): Likewise.
12372 (mips_legitimize_move): Likewise.
12373 (mips_split_64bit_move): Likewise.
12374 (mips_restore_gp): Likewise.
12375 (mips_load_call_address): Likewise.
12376 (mips_emit_fcc_reload): Likewise.
12377 (mips_set_return_address): Likewise.
12378 (mips_block_move_straight): Likewise.
12379 (mips_block_move_loop): Likewise.
12380 (mips_setup_incoming_varargs): Likewise.
12381 (mips_save_reg): Likewise.
12382 (mips_expand_prologue): Likewise.
12383 (mips_restore_reg): Likewise.
12384 (mips_expand_epilogue): Likewise.
12385 (mips_output_mi_thunk): Likewise.
12386 (build_mips16_call_stub): Likewise.
12387 (mips_builtin_branch_and_move): Likewise.
12388 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
12389 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12390 (fixuns_truncdfdi2): Likewise.
12391 (fixuns_truncsfsi2): Likewise.
12392 (fixuns_truncsfdi2): Likewise.
12393 (loadgp_absolute): Likewise.
12394 (builtin_setjmp_setup): Likewise.
12395 (builtin_longjmp): Likewise.
12396 (untyped_call): Likewise.
12398 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12400 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
12401 an "rtx *" argument. Return a bool.
12402 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
12403 values and return true if they can be split. Take the same kind of
12404 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
12405 and store the lo_sum there if nonnull. Use the symbol type to
12406 determine whether a $gp or HIGH is needed.
12407 (mips_legitimize_address): Update call to mips_split_symbol and
12408 simplify accordingly.
12409 (mips_legitimize_const_move): Likewise.
12410 * config/mips/mips.md: In the combine define_split,
12411 check mips_split_symbol instead of splittable_symbolic_operand.
12412 Update use of mips_split_symbol in the generator code.
12413 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
12415 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12417 * config/mips/mips.c (mips_symbolic_address_p): Delete.
12418 (mips_symbol_insns_1): New function, split out from...
12419 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
12420 and stores separately from load addresses.
12421 (mips_classify_address): Replace uses of mips_symbolic_address_p
12422 with uses of mips_symbol_insns.
12423 (mips_address_insns): Update calls to mips_symbol_insns.
12424 (mips_const_insns): Likewise.
12425 (mips_legitimize_address): Likewise.
12427 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12429 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
12430 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
12431 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
12432 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
12433 non-call contexts if TARGET_MIPS16.
12434 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
12435 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
12436 code for SYMBOL_ABSOLUTE.
12437 (mips_symbol_insns): Likewise.
12439 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12441 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
12442 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
12443 (mips_symbolic_constant_p): Likewise. Update the call to
12444 mips_classify_symbol.
12445 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
12446 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
12447 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12448 (print_operand_reloc): Add a context argument. Update the call to
12449 mips_symbolic_constant_p.
12450 (print_operand): Update the calls to print_operand_reloc.
12451 (print_operand_address): Use print_operand_reloc rather than
12453 (mips_rewrite_small_data_p): Add a context argument. Update the call
12454 to mips_symbolic_constant_p.
12455 (mips_small_data_pattern_1): Make DATA the containing mem.
12456 Update the call to mips_rewrite_small_data_p.
12457 (mips_rewrite_small_data_1): Likewise.
12458 (mips_use_anchors_for_symbol_p): Update the call to
12459 mips_symbolic_constant_p.
12460 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12461 (splittable_symbolic_operand): Likewise.
12462 (move_operand): Likewise.
12463 (absolute_symbolic_operand): Likewise.
12464 (got_disp_operand): Likewise.
12465 (got_page_ofst_operand): Likewise.
12467 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12469 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12470 (SYMBOL_ABSOLUTE): ...this.
12471 (SYMBOL_SMALL_DATA): Rename to...
12472 (SYMBOL_GP_RELATIVE): ...this.
12473 (SYMBOL_CONSTANT_POOL): Rename to...
12474 (SYMBOL_PC_RELATIVE): ...this.
12475 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12476 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12477 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12478 after above changes.
12479 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12480 (general_symbolic_operand): Rename to...
12481 (absolute_symbolic_operand): ...this.
12482 * config/mips/mips.md: Update after above changes.
12484 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12485 Revital Eres <eres@il.ibm.com>
12487 * ddg.c (print_ddg): Add dump information.
12488 * modulo-sched.c (print_node_sched_params): Add parameter and
12490 (calculate_maxii): Remove function.
12491 (undo_generate_reg_moves): Likewise.
12492 (undo_permute_partial_schedule): Likewise.
12493 (kernel_number_of_cycles): Likewise.
12494 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12495 (sms_schedule): Use it. Remove profitability checks.
12496 (sms_schedule_by_order): Fix order of nodes within the cycle.
12498 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12500 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12501 -profile option, add pie support.
12502 (ENDFILE_SPEC): New spec.
12503 * config/gnu.h (LIB_SPEC): Add -profile option.
12505 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12507 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12508 * config/gnu.h (LIB_SPEC): Likewise.
12510 2007-08-07 Yaz Saito <saito@google.com>
12511 Ian Lance Taylor <iant@google.com>
12513 * common.opt (finstrument-functions-exclude-function-list): New
12515 (finstrument-functions-exclude-file-list): New option.
12516 * opts.c (char_p): Define and DEF_VEC.
12517 (flag_instrument_functions_exclude_functions): New static
12519 (flag_instrument_functions_exclude_files): New static variable.
12520 (add_instrument_functions_exclude_list): New static function.
12521 (flag_instrument_functions_exclude_p): New function.
12522 (common_handle_option): Handle new options.
12523 * flags.h (flag_instrument_functions_exclude_p): Declare.
12524 * gimplify.c (gimplify_function_tree): Call
12525 flag_instrument_functions_exclude_p.
12526 * doc/invoke.texi (Option Summary): Mention new options.
12527 (Code Gen Options): Document new options.
12529 2007-08-07 Ian Lance Taylor <iant@google.com>
12531 PR rtl-optimization/32776
12532 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12533 (resolve_use): Likewise.
12534 (decompose_multiword_subregs): Remove "changed" local variable.
12536 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12538 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12539 * configure: Regenerate.
12540 * config.in: Regenerate.
12541 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12544 2007-08-07 Ian Lance Taylor <iant@google.com>
12546 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12547 note, just delete the insn.
12549 2007-08-07 Andreas Schwab <schwab@suse.de>
12552 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12555 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12557 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12558 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12559 (decompose_multiword_subregs): Use the functions above to decompose
12560 multiword shifts and zero-extends.
12562 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12564 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12565 "assemble" descriptions which were swapped.
12567 2007-08-06 Chao-ying Fu <fu@mips.com>
12569 * fixed-value.h: New file.
12570 * fixed-value.c: New file.
12571 * Makefile.in (OBJS-common): Add fixed-value.o.
12572 (fixed-value.o): New rule.
12573 (GTFILES): Add fixed-value.h.
12574 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12575 to compare a.low and b.low.
12576 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12578 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12579 Daniel Jacobowitz <dan@codesourcery.com>
12582 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12584 (x86_64-*-netbsd*): Likewise.
12585 (x86_64-*-linux*): Likewise.
12586 (x86_64-*-kfreebsd*-gnu): Likewise.
12587 (x86_64-*-knetbsd*-gnu): Likewise.
12588 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12590 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12592 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12593 Add -fno-asynchronous-unwind-tables.
12595 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12596 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12597 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12598 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12599 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12601 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12603 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12604 (TARGET_C_MODE_FOR_SUFFIX): New.
12606 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12608 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12610 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12612 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12614 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12616 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12617 before checking function returns in conditional expressions.
12619 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12622 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12624 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12626 PR middle-end/32988
12627 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12628 for INTEGRAL_TYPE_P.
12630 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12632 * configure.ac: Remove --enable-checking=df from default settings.
12633 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12634 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12635 if the parameter is true.
12636 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12637 DF_VERIFY_SCHEDULED flag is true.
12638 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12639 (df_finish_pass): Adjust prototype.
12640 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12643 * see.c (pass_see): Add TODO_df_verify.
12644 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12645 * global.c (rest_of_handle_global_alloc): Schedule verification
12647 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12649 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12650 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12651 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12653 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12654 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12655 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12657 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12658 Revital Eres <eres@il.ibm.com>
12660 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12662 * ddg.c (create_ddg_dependence): Rename to...
12663 (create_ddg_dep_from_intra_loop_link): This. Do not check
12664 for interloop edges. Do not create anti dependence edge when
12665 a true dependence edge exists in the opposite direction and
12666 -fmodulo-sched-allow-regmoves is set.
12667 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12668 (add_cross_iteration_register_deps): Create anti dependence edge
12669 when -fno-modulo-sched-allow-regmoves is set.
12670 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12672 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12674 * config/arm/arm.md (movsi): Add braces.
12676 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12678 PR middle-end/32780
12679 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12680 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12683 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12685 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12686 state accessor functions.
12687 * cfgloopmanip.c (remove_path, create_preheaders,
12688 force_single_succ_latches, fix_loop_structure): Ditto.
12689 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12690 tree_duplicate_loop_to_header_edge): Ditto.
12691 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12692 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12694 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12695 cleanup_tree_cfg): Ditto.
12696 * tree-cfg.c (tree_merge_blocks): Ditto.
12697 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12698 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12699 loop_preheader_edge, single_exit): Ditto.
12700 (flow_loops_find): Do not clear loops->state.
12701 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12702 loops_state_clear): New functions.
12704 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12706 PR middle-end/32399
12707 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12708 when adding to the base and convert ELT to sizetype instead of type.
12710 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12712 PR middle-end/32304
12713 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12714 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12716 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12718 PR middle-end/32935
12719 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12720 correct type the negate expression.
12722 2007-08-03 Jan Hubicka <jh@suse.cz>
12724 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12725 preferred stack boundary.
12727 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12729 * config/rs6000/rs6000.c (struct processor_cost): Change
12730 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12731 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12733 (rios1_costs, rios2_cost): Correct cache line size.
12734 (rs6000_override_options): Set l2-cache-size parameter.
12736 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12737 Diego Novillo <dnovillo@google.com>
12740 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12741 if the range includes 0.
12743 2007-08-03 Ben Elliston <bje@au.ibm.com>
12745 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12746 mode to unspec expressions to silence a warning from the generator
12749 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12751 * config/ia64/constraints.md ("U"): Make constraint vector only.
12753 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12755 PR middle-end/25446
12756 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12757 always_inline attribute on the function decl.
12759 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12761 PR middle-end/25445
12762 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12763 if we are compiling with -fPIC.
12765 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12766 Nigel Stephens <nigel@mips.com>
12768 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12769 Define for MIPS32 and MIPS64.
12771 2007-08-02 Nick Clifton <nickc@redhat.com>
12773 * config/host-hpux.c: Change copyright header to refer to version
12774 3 of the GNU General Public License and to point readers at the
12775 COPYING3 file and the FSF's license web page.
12776 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12777 config/alpha/linux.h, config/alpha/alpha.opt,
12778 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12779 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12780 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12781 config/alpha/alpha.h, config/alpha/sync.md,
12782 config/alpha/openbsd.h, config/alpha/alpha.md,
12783 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12784 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12785 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12786 config/alpha/constraints.md, config/alpha/osf.h,
12787 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12788 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12789 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12790 config/frv/frv-asm.h, config/frv/frv-protos.h,
12791 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12792 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12793 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12794 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12795 config/s390/s390.opt, config/s390/s390-modes.def,
12796 config/s390/fixdfdi.h, config/s390/constraints.md,
12797 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12798 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12799 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12800 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12801 config/m32c/prologue.md, config/m32c/m32c.abi,
12802 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12803 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12804 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12805 config/m32c/jump.md, config/m32c/shift.md,
12806 config/m32c/m32c-protos.h, config/libgloss.h,
12807 config/spu/spu-protos.h, config/spu/predicates.md,
12808 config/spu/spu-builtins.h, config/spu/spu.c,
12809 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12810 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12811 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12812 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12813 config/sparc/hypersparc.md, config/sparc/predicates.md,
12814 config/sparc/linux.h, config/sparc/sp64-elf.h,
12815 config/sparc/supersparc.md, config/sparc/cypress.md,
12816 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12817 config/sparc/niagara.md, config/sparc/sparc.md,
12818 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12819 config/sparc/sparc.opt, config/sparc/sync.md,
12820 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12821 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12822 config/sparc/sparc.c, config/sparc/little-endian.opt,
12823 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12824 config/sparc/linux64.h, config/sparc/freebsd.h,
12825 config/sparc/sol2.h, config/sparc/rtemself.h,
12826 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12827 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12828 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12829 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12830 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12831 config/m32r/linux.h, config/m32r/constraints.md,
12832 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12833 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12834 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12835 config/i386/i386.md, config/i386/netware-crt0.c,
12836 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12837 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12838 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12839 config/i386/sol2.h, config/i386/constraints.md,
12840 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12841 config/i386/predicates.md, config/i386/geode.md,
12842 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12843 config/i386/freebsd64.h, config/i386/vxworksae.h,
12844 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12845 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12846 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12847 config/i386/netware.h, config/i386/i386-modes.def,
12848 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12849 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12850 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12851 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12852 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12853 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12854 config/i386/xm-mingw32.h, config/i386/linux64.h,
12855 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12856 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12857 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12858 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12859 config/i386/cygwin2.c, config/i386/i386-protos.h,
12860 config/i386/sync.md, config/i386/openbsd.h,
12861 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12862 config/i386/nto.h, config/i386/biarch64.h,
12863 config/i386/i386-coff.h, config/i386/freebsd.h,
12864 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12865 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12866 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12867 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12868 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12869 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12870 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12871 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12872 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12873 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12874 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12875 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12876 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12877 config/sh/superh64.h, config/sh/rtemself.h,
12878 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12879 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12880 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12881 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12882 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12883 config/avr/predicates.md, config/avr/constraints.md,
12884 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12885 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12886 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12887 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12888 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12889 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12890 config/c4x/predicates.md, config/c4x/c4x.h,
12891 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12892 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12893 config/xtensa/linux.h, config/xtensa/xtensa.h,
12894 config/xtensa/elf.h, config/xtensa/xtensa.md,
12895 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12896 config/xtensa/xtensa-protos.h, config/dbx.h,
12897 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12898 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12899 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12900 config/host-solaris.c, config/fr30/fr30.h,
12901 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12902 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12903 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12904 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12905 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12906 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12907 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12908 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12909 config/cris/predicates.md, config/cris/linux.h,
12910 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12911 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12912 config/cris/aout.opt, config/cris/cris-protos.h,
12913 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12914 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12915 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12916 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12917 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12918 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12919 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12920 config/chorus.h, config/mn10300/mn10300.c,
12921 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12922 config/mn10300/mn10300.h, config/mn10300/linux.h,
12923 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12924 config/mn10300/mn10300.md, config/ia64/predicates.md,
12925 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12926 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12927 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12928 config/ia64/freebsd.h, config/ia64/ia64.md,
12929 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12930 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12931 config/gofast.h, config/rtems.h, config/sol2-10.h,
12932 config/m68k/predicates.md, config/m68k/m68k.md,
12933 config/m68k/linux.h, config/m68k/m68k-modes.def,
12934 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12935 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12936 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12937 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12938 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12939 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12940 config/m68k/constraints.md, config/m68k/rtemself.h,
12941 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12942 config/m68k/uclinux.h, config/rs6000/power4.md,
12943 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12944 config/rs6000/linux.h, config/rs6000/eabi.h,
12945 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12946 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12947 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12948 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12949 config/rs6000/windiss.h, config/rs6000/603.md,
12950 config/rs6000/aix41.h, config/rs6000/cell.md,
12951 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12952 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12953 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12954 config/rs6000/default64.h, config/rs6000/7xx.md,
12955 config/rs6000/darwin.opt, config/rs6000/spe.md,
12956 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12957 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12958 config/rs6000/7450.md, config/rs6000/linux64.h,
12959 config/rs6000/constraints.md, config/rs6000/440.md,
12960 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12961 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12962 config/rs6000/rs6000.h, config/rs6000/power6.md,
12963 config/rs6000/predicates.md, config/rs6000/altivec.md,
12964 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12965 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12966 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12967 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12968 config/rs6000/linux64.opt, config/rs6000/sync.md,
12969 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12970 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12971 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12972 config/rs6000/eabispe.h, config/rs6000/e500.h,
12973 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12974 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12975 config/rs6000/aix.h, config/rs6000/vxworks.h,
12976 config/rs6000/40x.md, config/rs6000/aix51.h,
12977 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12978 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12979 config/arc/arc.h, config/mcore/mcore-elf.h,
12980 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12981 config/mcore/mcore.md, config/mcore/mcore.c,
12982 config/mcore/mcore.opt, config/mcore/mcore.h,
12983 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12984 config/score/predicates.md, config/score/score-version.h,
12985 config/score/score-protos.h, config/score/misc.md,
12986 config/score/elf.h, config/score/score.c, config/score/mac.md,
12987 config/score/score7.md, config/score/score.h,
12988 config/score/score-conv.h, config/score/score-mdaux.c,
12989 config/score/score.md, config/score/score.opt,
12990 config/score/score-modes.def, config/score/score-mdaux.h,
12991 config/score/mul-div.S, config/arm/uclinux-elf.h,
12992 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12993 config/arm/symbian.h, config/arm/linux-elf.h,
12994 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12995 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12996 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12997 config/arm/strongarm-pe.h, config/arm/arm.h,
12998 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12999 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
13000 config/arm/arm-modes.def, config/arm/linux-eabi.h,
13001 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
13002 config/arm/arm-cores.def, config/arm/arm-protos.h,
13003 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
13004 config/arm/wince-pe.h, config/arm/neon.md,
13005 config/arm/constraints.md, config/arm/neon.ml,
13006 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
13007 config/arm/arm.opt, config/arm/arm926ejs.md,
13008 config/arm/predicates.md, config/arm/iwmmxt.md,
13009 config/arm/arm_neon.h, config/arm/unknown-elf.h,
13010 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
13011 config/arm/neon-testgen.ml, config/arm/arm.md,
13012 config/arm/xscale-coff.h, config/arm/pe.c,
13013 config/arm/arm-generic.md, config/arm/pe.h,
13014 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
13015 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
13016 config/arm/strongarm-elf.h, config/arm/cirrus.md,
13017 config/arm/netbsd-elf.h, config/arm/vxworks.h,
13018 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
13019 config/pa/predicates.md, config/pa/pa64-hpux.h,
13020 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
13021 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
13022 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
13023 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
13024 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
13025 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
13026 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
13027 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
13028 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
13029 config/pa/pa64-regs.h, config/pa/pa-modes.def,
13030 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
13031 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
13032 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
13033 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
13034 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
13035 config/mips/linux64.h, config/mips/elforion.h,
13036 config/mips/constraints.md, config/mips/generic.md,
13037 config/mips/predicates.md, config/mips/4300.md,
13038 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
13039 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
13040 config/mips/5k.md, config/mips/vr4120-div.S,
13041 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
13042 config/mips/mips-protos.h, config/mips/6000.md,
13043 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
13044 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
13045 config/mips/mips-modes.def, config/mips/vr.h,
13046 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
13047 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
13048 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
13049 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
13050 config/vax/openbsd1.h, config/vax/netbsd.h,
13051 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
13052 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
13053 config/h8300/rtems.h, config/h8300/predicates.md,
13054 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
13055 config/h8300/h8300.md, config/h8300/h8300.opt,
13056 config/h8300/coff.h, config/h8300/h8300-protos.h,
13057 config/v850/v850.md, config/v850/predicates.md,
13058 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
13059 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
13060 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
13061 config/mmix/mmix.h, config/mmix/predicates.md,
13062 config/mmix/mmix-protos.h, config/mmix/mmix.md,
13063 config/mmix/mmix.c, config/mmix/mmix.opt,
13064 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
13065 config/bfin/rtems.h, config/bfin/bfin-modes.def,
13066 config/bfin/predicates.md, config/bfin/bfin-protos.h,
13067 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
13070 2007-08-02 Richard Sandiford <richard@codesourcery.com>
13072 * emit-rtl.c (reset_used_decls): Rename to...
13073 (set_used_decls): ...this. Set the used flag rather than clearing it.
13074 (unshare_all_rtl_again): Update accordingly. Set flags on argument
13075 DECL_RTLs rather than resetting them.
13077 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
13079 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
13081 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13083 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
13084 argument to find_reloads_address.
13086 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
13088 PR tree-optimization/32919
13089 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
13090 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
13091 (coalesce_ssa_name): Call it.
13093 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13094 David Ung <davidu@mips.com>
13096 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
13097 (__mips16_unorddf2, __mips16_floatunsidf): New.
13098 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
13100 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
13102 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13104 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
13105 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
13106 * tree.h (OMP_SECTIONS_CONTROL): New macro.
13107 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
13108 * omp-low.c (get_ws_args_for, determine_parallel_type,
13109 expand_omp_for_generic, expand_omp_for_static_nochunk,
13110 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
13111 Work with more precise CFG.
13112 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
13113 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
13115 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
13116 * gimple-low.c (lower_stmt): Ditto.
13117 * tree-inline.c (estimate_num_insns_1): Ditto.
13118 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
13119 (OMP_SECTIONS_SWITCH): New.
13120 * tree-cfgcleanup.c (cleanup_omp_return): New.
13121 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
13122 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
13123 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
13124 (tree_redirect_edge_and_branch): Handle omp constructs.
13126 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
13127 with three arguments.
13129 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13131 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
13132 in loop closed ssa.
13134 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13136 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
13137 the loop structures may need fixing.
13138 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
13140 (cleanup_tree_cfg_loop): Removed.
13141 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
13142 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
13143 instead of running cleanup_tree_cfg_loop.
13144 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
13145 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
13146 (tree_predictive_commoning): Declaration changed.
13147 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
13149 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13151 * doc/invoke.texi (l1-cache-size): Update documentation.
13152 (l2-cache-size): Document.
13153 * params.h (L2_CACHE_SIZE): New macro.
13154 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
13155 that L1_CACHE_SIZE is in kB now.
13156 (L2_CACHE_SIZE_BYTES): New macro.
13157 (tree_ssa_prefetch_arrays): Show size in kB.
13158 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
13159 and l2_cache_size fields.
13160 * config/i386/driver-i386.c (describe_cache): Detect cache size
13162 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
13163 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
13164 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
13165 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
13166 (override_options): Set l1-cache-size and l2-cache-size to default
13167 values if not specified otherwise.
13168 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
13169 (PARAM_L2_CACHE_SIZE): New.
13171 2007-08-01 Nigel Stephens <nigel@mips.com>
13172 David Ung <davidu@mips.com>
13173 Thiemo Seufer <ths@mips.com>
13174 Chris Dearman <chris@mips.com>
13175 Richard Sandiford <richard@codesourcery.com>
13177 * config.gcc (mips*-sde-elf*): New stanza.
13178 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
13179 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
13180 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
13181 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
13182 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
13183 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
13185 * config/mips/sde.h: New file.
13186 * config/mips/t-libgcc-mips16: Likewise.
13187 * config/mips/t-sde: Likewise.
13188 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
13189 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
13190 _MIPS_FPSET and _MIPS_SZINT.
13191 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
13192 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
13193 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
13194 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
13195 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13196 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13197 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
13198 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
13199 _MIPS_SZPTR and _MIPS_FPSET.
13200 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
13201 architecture is specified.
13202 (MIPS_32BIT_OPTION_SPEC): New macro.
13204 2007-07-31 Dan Hipschman <dsh@google.com>
13206 * gcc.c (end_going_arg): New function.
13207 (do_spec_2): Use it.
13208 (do_spec_1): Use it.
13210 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
13212 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
13213 only if ENABLE_CHECKING is defined.
13215 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
13217 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
13218 df_ru_add_problem, df_ru_get_bb_info): Removed.
13219 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
13220 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
13221 df_ru_free_bb_info, df_ru_alloc,
13222 df_ru_bb_local_compute_process_def,
13223 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
13224 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
13225 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
13226 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
13227 df_ru_add_problem): Removed.
13229 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13232 * pa.md (casesi32): Use match_scratch. Revise insn condition.
13233 (casesi32p, casesi64p): Likewise.
13234 (casesi): Adjust for above.
13236 2007-07-31 Richard Sandiford <richard@codesourcery.com>
13238 * mode-switching.c (create_pre_exit): Don't search past calls.
13240 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
13242 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
13244 2007-07-31 Revital Eres <eres@il.ibm.com>
13246 * ddg.c (add_deps_for_def): Rename to...
13247 (add_cross_iteration_register_deps): This. Change implementation
13248 to use only reaching def and def-use chains to construct the
13249 inter loop dependencies.
13250 (add_deps_for_use): Remove function.
13251 (build_inter_loop_deps): Call add_cross_iteration_register_deps
13252 function to build the inter loop dependencies.
13253 * modulo-sched.c (sms_schedule): Build only
13254 reaching def and def-use chains for the propose of the ddg
13257 2007-07-31 Julian Brown <julian@codesourcery.com>
13259 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
13260 New define_insns. Use correct RTL.
13261 (vec_set<mode>): Write as expander.
13263 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
13265 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
13266 to an unallocated space.
13268 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
13271 (split_constant_offset): Enable split_constant_offset to extract
13272 constants from other statements.
13273 * tree-vect-transform.c
13274 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
13275 to a temp var. Force base_offset to be simple.
13277 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
13279 * df-scan.c (df_scan_verify): Remove artificial limit on
13280 the number of blocks for verification.
13281 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
13282 df_simulate_defs): Avoid unnecessary insn checking for defs.
13284 2007-07-29 Mark Mitchell <mark@codesourcery.com>
13286 * config/m68k/lb1sf68.asm (FUNC): New macro.
13287 (__mulsi3): Use it.
13288 (__udivsi3): Likewise.
13289 (__divsi3): Likewise.
13290 (__umodsi3): Likewise.
13291 (__modsi3): Likewise.
13292 (__subdf3): Likewise.
13293 (__adddf3): Likewise.
13294 (__muldf3): Likewise.
13295 (__divdf3): Likewise.
13296 (__negdf2): Likewise.
13297 (__cmpdf2): Likewise.
13298 (__subsf3): Likewise.
13299 (__addsf3): Likewise.
13300 (__mulsf3): Likewise.
13301 (__divsf3): Likewise.
13302 (__negsf2): Likewise.
13303 (__cmpsf2): Likewise.
13304 (__eqdf2): Likewise.
13305 (__nedf2): Likewise.
13306 (__gtdf2): Likewise.
13307 (__gedf2): Likewise.
13308 (__ltdf2): Likewise.
13309 (__ledf2): Likewise.
13310 (__eqsf2): Likewise.
13311 (__nesf2): Likewise.
13312 (__gtsf2): Likewise.
13313 (__gesf2): Likewise.
13314 (__ltsf2): Likewise.
13315 (__lesf2): Likewise.
13317 2007-07-30 Ollie Wild <aaw@google.com>
13319 * c-ppoutput.c (print_lines_directives_only): New function.
13320 (scan_translation_unit_directives_only): New function.
13321 (preprocess_file): Add call to scan_translation_unit_directives_only.
13322 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
13323 (sanitize_cpp_opts): Add default flag_dump_macros setting for
13324 -fdirectives-only. Add errors for -fdirectives-only conflict with
13325 -Wunused-macros and -traditional.
13326 (finish_options): Add builtin macro initialization for
13327 -fdirectives-only + -fpreprocessed.
13328 * c.opt (fdirectives-only): New.
13329 * doc/cppopts.texi (fdirectives-only): New.
13331 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13333 * alias.c (record_set, memory_modified_1): Constify.
13334 * bt-load.c (note_btr_set): Likewise.
13335 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
13336 * combine.c (set_nonzero_bits_and_sign_copies,
13337 expand_field_assignment, record_dead_and_set_regs_1,
13338 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
13339 likely_spilled_retval_1): Likewise.
13340 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
13341 frv_io_handle_set): Likewise.
13342 * config/mips/mips.c (mips_sim_record_set,
13343 vr4130_true_reg_dependence_p_1): Likewise.
13344 * config/mt/mt.c (insn_dependent_p_1): Likewise.
13345 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
13346 * config/sh/sh.c (flow_dependent_p_1): Likewise.
13347 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
13348 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
13349 * ddg.c (mark_mem_store): Likewise.
13350 * df-problems.c (df_urec_mark_reg_change): Likewise.
13351 * function.c (update_epilogue_consts): Likewise.
13352 * gcse.c (record_set_info, record_last_set_info,
13353 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
13354 reg_clear_last_set): Likewise.
13355 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
13357 * jump.c (reversed_comparison_code_parts): Likewise.
13358 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
13359 reg_is_set): Likewise.
13360 * loop-iv.c (mark_altered): Likewise.
13361 * mode-switching.c (reg_becomes_live): Likewise.
13362 * optabs.c (no_conflict_move_test): Likewise.
13363 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
13365 * postreload.c (reload_combine_note_store, move2add_note_store):
13367 * regmove.c (flags_set_1): Likewise.
13368 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
13370 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
13372 * resource.c (update_live_status): Likewise.
13373 * rtl.h (set_of, note_stores): Likewise.
13374 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
13375 note_stores, parms_set): Likewise.
13376 * sched-rgn.c (sets_likely_spilled_1): Likewise.
13377 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
13379 * var-tracking.c (count_stores, add_stores): Likewise.
13381 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13383 * alias.c (mems_in_disjoint_alias_sets_p,
13384 fixed_scalar_and_varying_struct_p, aliases_everything_p,
13385 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
13386 write_dependence_p, mems_in_disjoint_alias_sets_p,
13387 read_dependence, true_dependence, canon_true_dependence,
13388 anti_dependence, output_dependence): Constify.
13389 * combine.c (extended_count): Likewise.
13390 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
13391 * cselib.c (get_value_hash, references_value_p,
13392 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
13393 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
13394 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
13395 * function.c (contains, prologue_epilogue_contains,
13396 sibcall_epilogue_contains): Likewise.
13397 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
13398 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
13399 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
13400 reg_or_subregno): Likewise.
13401 * recog.c (asm_noperands): Likewise.
13402 * reload1.c (function_invariant_p): Likewise.
13403 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
13404 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
13405 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
13406 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
13407 true_regnum, reg_or_subregno, condjump_in_parallel_p,
13408 extended_count, prologue_epilogue_contains,
13409 sibcall_epilogue_contains, function_invariant_p, true_dependence,
13410 canon_true_dependence, read_dependence, anti_dependence,
13411 output_dependence): Likewise.
13412 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
13414 2007-07-30 Julian Brown <julian@codesourcery.com>
13416 * config/arm/neon.md (V_ext): New mode attribute.
13417 (neon_vget_lane<mode>): Replace with define_expand.
13418 (neon_vget_lane<mode>_sext_internal)
13419 (neon_vget_lane<mode>_zext_internal): New define_insns for double
13420 and quad precision vectors.
13421 (neon_vget_lanedi): Add bounds check. Remove dead comment.
13422 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
13423 have typeless 32-bit result.
13425 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13428 * tree-affine.h (aff_tree): The type of rest is sizetype for types
13430 * tree-affine.c (aff_combination_scale): If type is a pointer type,
13431 use sizetype for rest.
13432 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
13433 (aff_combination_convert): Don't convert rest for pointer types.
13435 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13437 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
13439 * tree-ssa-alias.c: Add alloc-pool.h.
13440 (init_alias_info): Free alias_bitmap_obstack.
13441 (delete_alias_info): Call delete_mem_ref_stats.
13442 (get_mem_sym_stats_for): Use alloc_pool.
13443 (init_mem_ref_stats): Do not delete mem_ref_stats here.
13444 (delete_mem_sym_stats): Removed.
13446 2007-07-29 Sebastian Pop <sebpop@gmail.com>
13448 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
13449 functions cannot be represented as classical distance vectors.
13451 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13453 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13454 * builtins.c (validate_arg, builtin_mathfn_code,
13455 validate_arglist): Likewise.
13456 * calls.c (call_expr_flags): Likewise.
13457 * combine.c (reg_nonzero_bits_for_combine,
13458 reg_num_sign_bit_copies_for_combine, get_last_value,
13459 reg_truncated_to_mode): Likewise.
13460 * emit-rtl.c (subreg_lowpart_p): Likewise.
13461 * expr.c (highest_pow2_factor_for_target,
13462 categorize_ctor_elements_1, categorize_ctor_elements,
13463 count_type_elements, contains_packed_reference,
13464 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13465 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13466 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13467 native_encode_int, native_encode_real, native_encode_complex,
13468 native_encode_vector, native_encode_expr, native_interpret_int,
13469 native_interpret_real, native_interpret_complex,
13470 native_interpret_vector, native_interpret_expr): Likewise.
13471 * function.c (use_register_for_decl): Likewise.
13472 * gimplify.c (get_name): Likewise.
13473 * langhooks-def.h (lhd_return_null_const_tree): New.
13474 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13475 * langhooks.c (lhd_return_null_const_tree): New.
13476 * langhooks.h (lang_get_callee_fndecl): Constify.
13477 * output.h (constructor_static_from_elts_p): Likewise.
13478 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13479 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13480 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13481 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13482 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13483 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13484 * rtlhooks-def.h (reg_nonzero_bits_general,
13485 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13487 * rtlhooks.c (reg_num_sign_bit_copies_general,
13488 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13490 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13491 * stor-layout.c (mode_for_size_tree): Likewise.
13492 * tree-ssa-loop-im.c (memref_eq): Likewise.
13493 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13494 * tree.c (contains_placeholder_p, type_list_equal,
13495 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13497 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13498 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13499 contains_placeholder_p, contains_packed_reference,
13500 get_callee_fndecl, operand_equal_for_phi_arg_p,
13501 warn_if_unused_value, is_body_block, native_encode_expr,
13502 native_interpret_expr, fold_convertible_p, operand_equal_p,
13503 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13504 validate_arglist, simple_cst_equal, type_list_equal,
13505 use_register_for_decl, call_expr_flags, get_name,
13506 highest_pow2_factor): Likewise.
13507 (const_call_expr_arg_iterator_d,
13508 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13509 first_const_call_expr_arg, more_const_call_expr_args_p,
13510 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13511 * varasm.c (constructor_static_from_elts_p): Constify.
13513 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13515 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13516 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13517 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13518 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13519 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13520 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13521 spelling conventions.
13522 * doc/invoke.texi: Follow spelling conventions.
13524 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13525 Revital Eres <eres@il.ibm.com>
13527 * modulo-sched.c (sms_schedule): Avoid loops which includes
13528 auto-increment instructions.
13530 2007-07-28 Richard Guenther <rguenther@suse.de>
13532 PR middle-end/32920
13533 * fold-const.c (fold_cond_expr_with_comparison): Convert
13534 operand zero of MIN/MAX_EXPR to correct type.
13536 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13538 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13539 flags_from_decl_or_type): Constify.
13540 * gcc.c (do_spec_1): Likewise.
13541 * print-tree.c (dump_addr, print_node_brief): Likewise.
13542 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13543 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13544 tree_purge_all_dead_eh_edges): Likewise.
13545 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13546 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13548 * tree.c (expr_location, expr_has_location, expr_locus,
13549 expr_filename, expr_lineno, get_inner_array_type,
13550 fields_compatible_p): Likewise.
13551 * tree.h (get_inner_array_type, fields_compatible_p,
13552 expr_location, expr_has_location, expr_locus, expr_filename,
13553 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13554 setjmp_call_p, alloca_call_p): Likewise.
13556 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13558 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13559 TV_FLOW_INSENSITIVE.
13561 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13563 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13564 (compute_flow_insensitive_aliasing): Ditto for
13565 TV_FLOW_INSENSITIVE.
13567 2007-07-27 Jan Hubicka <jh@suse.cz>
13569 * config/i386/i386.c (register_move_cost): Remove accidentally
13570 comitted #if 0 block.
13572 * attribs.c: Include hashtab.h
13573 (attribute_hash): New.
13574 (substring): New structure.
13575 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13577 (init_attributes): Initialize attribute hash.
13578 (decl_attributes): Use attribute hash.
13579 * Makefile.in (attribs.c): Depend on hashtab.h.
13581 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13583 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13585 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13587 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13588 __mips_dspr2 and __mips_dsp_rev macros.
13589 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13591 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13593 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13595 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13597 PR middle-end/32749
13599 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13600 and the updating of the live and do_not_gen sets.
13601 (df_note_bb_compute): Added updating of live and do_not_gen sets
13602 for regular defs so that the case of clobber inside conditional
13603 call is processed correctly.
13605 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13607 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13608 operands with compatible type.
13610 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13612 * expr.h (store_bit_field): Don't return a value.
13613 * expmed.c (check_predicate_volatile_ok): New function.
13614 (store_bit_field_1): New function, extracted from store_bit_field.
13615 Take a fallback_p argument and return true if the operation succeeded.
13616 Only use store_fixed_bit_field if fallback_p. Don't recompute
13617 mode_for_extraction; use op_mode instead. Try forcing memories
13618 into registers if the insv expander fails.
13619 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13620 Don't return a value.
13621 (convert_extracted_bit_field): New function, extracted from
13623 (extract_bit_field_1): Likewise. Take a fallback_p argument
13624 and return NULL if the operation succeeded. Only use
13625 extract_fixed_bit_field if fallback_p. Only calculate one
13626 extraction mode. Combine code for extv and extzv. Try forcing
13627 memories into registers if the ext(z)v expander fails.
13628 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13630 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13632 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13634 (df_ref): Likewise. Put regno with other integer fields.
13636 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13638 * df.h (df_mw_hardreg): Remove "loc" field.
13639 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13641 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13642 split out from df_set_unused_notes_for_mw. Return false for
13643 partial references. Assert that mw_reg is a REG when returning true.
13644 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13645 (df_whole_mw_reg_dead_p): New function, split out from
13646 df_set_dead_notes_for_mw. Return false for partial references.
13647 Assert that mw_reg is a REG when returning true.
13648 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13649 Remove redundant bitmap check.
13651 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13653 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13654 ($(T)crtend.o): Likwise.
13655 ($(T)crtbeginS.o): Likwise.
13656 ($(T)crtendS.o): Likwise.
13657 ($(T)crtfastmath.o): Likwise.
13659 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13661 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13662 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13663 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13664 and x_n_bbs_in_dom_tree fields.
13666 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13668 PR tree-optimization/32087
13669 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13670 Do not call scale_bbs_frequencies_int with prob of zero.
13672 2007-07-26 Julian Brown <julian@codesourcery.com>
13674 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13675 (neon_element_bits): Add prototypes.
13676 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13677 (neon_const_bounds, neon_element_bits): New functions.
13678 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13679 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13680 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13681 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13682 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13683 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13684 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13685 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13686 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13687 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13688 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13689 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13690 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13692 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13694 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13695 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13697 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13698 Julian Brown <julian@codesourcery.com>
13700 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13701 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13702 * config/arm/cortex-a8.md: New.
13703 * config/arm/cortex-a8-neon.md: New.
13704 * config/arm/neon-schedgen.ml: New.
13705 * config/arm/neon.md (vqh_mnem): New.
13707 (Is_float_mode): New.
13708 (Scalar_mul_8_16): New.
13710 (V_mode_nunits): New.
13711 (All instruction patterns): Annotate with neon_type attribute
13713 * config/arm/arm.md: Include cortex-a8.md.
13714 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13716 Annotate instruction patterns accordingly.
13717 (generic_sched): Do not use generic scheduling for Cortex-A8.
13718 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13720 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13722 * fold-const.c (fold_read_from_constant_string): Use
13723 build_int_cst_type.
13724 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13726 2007-07-26 Nick Clifton <nickc@redhat.com>
13728 * tree-ssa-operands.h: Change copyright header to refer to version
13729 3 of the GNU General Public License and to point readers at the
13730 COPYING3 file and the FSF's license web page.
13731 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13732 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13733 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13734 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13735 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13736 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13737 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13738 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13739 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13740 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13741 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13742 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13743 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13744 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13745 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13746 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13747 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13748 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13749 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13750 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13751 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13752 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13753 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13754 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13755 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13756 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13757 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13758 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13759 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13760 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13761 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13762 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13763 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13764 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13765 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13766 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13767 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13768 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13769 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13770 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13771 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13772 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13773 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13774 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13775 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13776 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13777 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13778 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13779 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13780 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13781 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13782 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13783 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13784 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13785 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13786 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13787 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13788 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13789 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13790 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13791 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13792 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13793 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13794 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13795 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13796 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13797 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13798 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13799 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13800 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13801 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13802 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13803 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13804 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13805 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13806 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13807 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13808 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13809 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13810 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13811 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13812 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13813 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13814 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13815 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13816 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13817 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13818 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13819 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13820 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13821 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13822 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13823 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13824 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13825 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13826 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13827 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13828 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13829 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13830 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13831 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13832 convert.c, convert.h, langhooks-def.h, reload1.c,
13833 tree-ssa-operands.c: Likewise.
13835 2007-07-26 Jan Hubicka <jh@suse.cz>
13837 * tree-ssa-live.c: Include debug.h and flags.h.
13838 (mark_scope_block_unused): New function.
13839 (remove_unused_scope_block_p): New function.
13840 (remove_unused_locals): Remove unused blocks too.
13842 2007-07-25 Ian Lance Taylor <iant@google.com>
13844 * combine.c (combine_max_regno): Remove. Remove all uses.
13845 (struct reg_stat_struct): Rename from struct reg_stat.
13846 (reg_stat_type): Define, and declare VECs.
13847 (reg_stat): Change from pointer to VEC. Change all uses.
13848 (combine_split_insns): New static function.
13849 (try_combine, find_split_point): Call it instead of split_insns.
13851 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13853 * cfghooks.c (split_block): Fix the information about loop latch.
13855 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13857 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13859 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13861 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13862 Scan the new edge for loop exit info.
13864 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13866 * config/darwin.c: Include debug.h.
13868 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13871 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13873 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13875 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13876 (HARD_REGNO_MODE_OK): Ditto.
13877 (MODES_TIEABLE_P): Ditto.
13878 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13879 (CLASS_MAX_NREGS): Ditto.
13880 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13881 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13882 (divdf3_internal_thr): Removed.
13883 * config/ia64/div.md: New file.
13884 * config/ia64/constraints.md: Add H constraint.
13886 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13888 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13889 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13890 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13891 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13892 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13893 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13894 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13895 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13896 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13897 dump_sbitmap_file, debug_sbitmap, popcount_table,
13898 sbitmap_popcount): Constify.
13899 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13900 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13901 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13902 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13903 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13904 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13905 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13906 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13907 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13908 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13909 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13911 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13913 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13914 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13915 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13916 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13917 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13918 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13919 bitmap_intersect_p, bitmap_intersect_compl_p,
13920 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13921 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13923 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13924 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13925 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13926 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13927 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13928 debug_bitmap, debug_bitmap_file, bitmap_print,
13929 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13930 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13932 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13934 * config/darwin.c (darwin_override_options): Additional fix for
13935 debug info formats that don't support var tracking.
13937 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13939 * cselib.c (entry_and_rtx_equal_p): Constify.
13940 * gengtype.c (output_mangled_typename, write_types, write_local):
13942 * gengtype.h (const_type_p): New.
13943 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13945 * tlink.c (scan_linker_output): De-constify.
13946 * tree-ssa-loop-im.c (memref_eq): Constify.
13947 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13948 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13950 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13952 * c-common.c (fname_as_string, c_type_hash): Constify.
13953 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13954 * cgraph.c (edge_hash, edge_eq): Likewise.
13955 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13956 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13957 reg_attrs_htab_eq): Likewise.
13958 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13960 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13961 const_decl_t, const_state_t, const_automata_list_el_t): New.
13962 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13963 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13964 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13965 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13966 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13967 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13968 compare_max_occ_cycle_nums, out_state_arcs_num,
13969 compare_transition_els_num, units_cmp, state_reservs_cmp):
13971 * genmodes.c (cmp_modes): Likewise.
13972 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13973 * gimplify.c (compare_case_labels): Likewise.
13974 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13975 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13976 * matrix-reorg.c (mtt_info_hash): Likewise.
13977 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13978 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13979 (htab_hash_bucket, htab_hash_elem): Constify.
13980 * tree-browser.c (TB_parent_eq): Likewise.
13981 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13982 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13983 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13984 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13986 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13987 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13988 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13989 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13990 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13992 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13993 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13994 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13995 * tree-ssa-threadupdate.c (redirection_data_hash,
13996 redirection_data_eq): Likewise.
13997 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13998 * tree-ssa.c (var_ann_eq): Likewise.
13999 * tree-vrp.c (compare_case_labels): Likewise.
14000 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
14001 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
14002 tree_not_check_failed, tree_class_check_failed,
14003 tree_range_check_failed, tree_not_class_check_failed,
14004 omp_clause_check_failed, omp_clause_range_check_failed,
14005 tree_contains_struct_check_failed, tree_operand_check_failed):
14007 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
14008 tree_not_check_failed, tree_class_check_failed,
14009 tree_range_check_failed, tree_not_class_check_failed,
14010 tree_operand_check_failed, omp_clause_operand_check_failed,
14011 tree_operand_length): Likewise.
14012 * var-tracking.c (const_variable): New.
14013 (variable_htab_hash, variable_htab_eq): Constify.
14014 * varasm.c (const_desc_hash): Likewise.
14016 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14018 * expr.c (handled_component_p): Constify.
14019 * fold-const.c (fit_double_type): Likewise.
14020 * real.h (real_value_from_int_cst): Likewise.
14021 * tree-flow-inline.h (gimple_in_ssa_p,
14022 gimple_aliases_computed_p, gimple_addressable_vars,
14023 gimple_call_clobbered_vars, gimple_referenced_vars,
14024 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
14025 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
14026 may_aliases, end_readonly_imm_use_p, has_zero_uses,
14027 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
14028 is_label_stmt, is_global_var, phi_ssa_name_p,
14029 factoring_name_p, is_call_clobbered, tree_common_ann,
14030 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
14031 unmodifiable_var_p, array_ref_contains_indirect_ref,
14032 ref_contains_array_ref, lookup_subvars_for_var,
14033 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
14034 gimple_mem_ref_stats): Likewise.
14035 * tree-flow.h (tree_common_ann, var_ann, function_ann,
14036 may_aliases, is_exec_stmt, is_label_stmt,
14037 ref_contains_array_ref, array_ref_contains_indirect_ref,
14038 var_can_have_subvars, overlap_subvar, is_call_clobbered,
14039 unmodifiable_var_p): Likewise.
14040 * tree-gimple.c (is_gimple_min_invariant): Likewise.
14041 * tree-gimple.h (is_gimple_min_invariant): Likewise.
14042 * tree.c (type_hash_list, attribute_hash_list, tree_size,
14043 cst_and_fits_in_hwi, real_value_from_int_cst,
14044 build_real_from_int_cst, integer_zerop, integer_onep,
14045 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
14046 tree_floor_log2, real_zerop, real_onep, real_twop,
14047 real_minus_onep, really_constant_p, purpose_member, chain_member,
14048 list_length, fields_length, int_size_in_bytes, bit_position,
14049 int_bit_position, byte_position, int_byte_position, expr_align,
14050 array_type_nelts, tree_node_structure,
14051 type_contains_placeholder_1, iterative_hash_pointer,
14052 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
14053 tree_map_base_eq, type_hash_list, type_hash_eq,
14054 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
14055 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
14056 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14057 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
14058 int_fits_type_p, get_containing_scope, decl_function_context,
14059 decl_type_context, omp_clause_operand_check_failed,
14060 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
14061 * tree.h (omp_clause_operand_check_failed, tree_size,
14062 build_real_from_int_cst, array_type_nelts, purpose_member,
14063 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
14064 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14065 is_attribute_p, check_qualified_type, expr_align,
14066 int_size_in_bytes, bit_position, int_bit_position, byte_position,
14067 int_byte_position, list_length, fields_length, initializer_zerop,
14068 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
14069 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
14070 tree_node_structure, handled_component_p, get_containing_scope,
14071 decl_function_context, decl_type_context, real_zerop,
14072 type_num_arguments, fit_double_type, really_constant_p,
14073 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
14074 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
14075 real_twop, real_minus_onep, int_cst_value): Likewise.
14077 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14079 * cfglayout.c (insn_scope, insn_line): Constify.
14080 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
14081 const_double_htab_hash, const_double_htab_eq,
14082 mem_attrs_htab_hash): Likewise.
14083 * loop-iv.c (biv_eq): Likewise.
14084 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
14085 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
14086 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
14088 * rtl-error.c (location_for_asm, diagnostic_for_asm,
14089 error_for_asm, warning_for_asm, _fatal_insn,
14090 _fatal_insn_not_found): Likewise.
14091 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
14092 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
14093 rtl_check_failed_type2, rtl_check_failed_code1,
14094 rtl_check_failed_code2, rtl_check_failed_code_mode,
14095 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
14096 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
14097 rtl_check_failed_type2, rtl_check_failed_code1,
14098 rtl_check_failed_code2, rtl_check_failed_code_mode,
14099 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
14100 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
14101 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
14102 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
14103 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
14104 rtx_unstable_p, get_integer_term, get_related_value,
14105 offset_within_block_p, reg_mentioned_p, count_occurrences,
14106 reg_referenced_p, reg_used_between_p, no_labels_between_p,
14107 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
14108 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
14109 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
14110 find_constant_src, find_reg_fusage, find_regno_fusage,
14111 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
14112 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
14113 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
14114 computed_jump_p, auto_inc_p, in_expr_list_p,
14115 remove_node_from_expr_list, loc_mentioned_in_p,
14116 label_is_jump_target_p, reversed_comparison_code_parts,
14117 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
14118 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
14119 print_inline_rtx): Likewise.
14120 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
14121 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
14122 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
14123 get_integer_term, get_related_value, offset_within_block_p,
14124 count_occurrences, reg_mentioned_p, no_labels_between_p,
14125 reg_used_between_p, reg_referenced_p, single_set_2,
14126 multiple_sets, set_noop_p, refers_to_regno_p,
14127 reg_overlap_mentioned_p, dead_or_set_p,
14128 covers_regno_no_parallel_p, covers_regno_p,
14129 dead_or_set_regno_p, find_reg_note, find_regno_note,
14130 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
14131 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
14132 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
14133 side_effects_p, may_trap_p_1, may_trap_p,
14134 may_trap_after_code_motion_p, may_trap_or_fault_p,
14135 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
14136 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
14137 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
14138 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
14139 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
14141 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
14142 warning_for_asm): Likewise.
14143 * tree.h (print_rtl): Likewise.
14144 * varasm.c (get_pool_mode): Likewise.
14146 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14148 * c-lex.c (c_lex_with_flags, lex_string): Constify.
14149 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
14150 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
14151 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
14152 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
14153 * ddg.c (compare_sccs): Likewise.
14154 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
14155 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
14156 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
14157 decimal_do_fix_trunc, decimal_real_to_integer,
14158 decimal_real_to_integer2, decimal_real_maxval): Likewise.
14159 * dse.c (const_group_info_t): New.
14160 (invariant_group_base_eq, invariant_group_base_hash): Constify.
14161 * dwarf2out.c (const_dw_die_ref): New.
14162 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
14163 * tree-browser.c (TB_parent_eq): Likewise.
14164 * unwind-dw2-fde.c (__register_frame_info_bases,
14165 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
14166 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
14168 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
14169 * unwind-dw2.c (uw_frame_state_for): Likewise.
14170 * value-prof.c (histogram_hash, histogram_eq): Likewise.
14171 * value-prof.h (const_histogram_value): New.
14173 2007-07-25 Richard Sandiford <richard@codesourcery.com>
14175 * config/mips/mips.c (machine_function): Add
14176 initialized_mips16_gp_pseudo_p.
14177 (mips16_gp_pseudo_reg): Do not emit the initialization of
14178 mips16_gp_pseudo_rtx when being called from the gimple cost-
14179 calculation routines; emit it on the first use outside those
14182 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14184 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
14187 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
14188 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
14189 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
14190 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
14191 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
14192 Preserve const-ness of parameters through use of __typeof(),
14193 also constify and tidy.
14195 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
14196 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
14197 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
14198 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
14199 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
14200 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
14201 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
14202 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
14203 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
14205 2007-07-25 Julian Brown <julian@codesourcery.com>
14206 Mark Shinwell <shinwell@codesourcery.com>
14208 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
14209 (alpha_mangle_type): This.
14210 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14211 (TARGET_MANGLE_TYPE): Define this instead.
14212 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
14213 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
14214 (arm_init_neon_builtins): Fix comment.
14215 (arm_mangle_map_entry): New.
14216 (arm_mangle_map): New.
14217 (arm_mangle_type): New.
14218 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
14219 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14220 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14221 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14222 (TARGET_MANGLE_TYPE): Define this instead.
14223 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
14224 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14225 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14226 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14227 (TARGET_MANGLE_TYPE): Define this instead.
14228 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
14230 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
14231 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14232 (TARGET_MANGLE_TYPE): Define this instead.
14233 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
14234 (s390_mangle_type): This.
14235 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14236 (TARGET_MANGLE_TYPE): Define this instead.
14237 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
14238 (sparc_mangle_type): This.
14239 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14240 (TARGET_MANGLE_TYPE): Define this instead.
14241 * cp/mangle.c (write_type): Call mangle_type target hook on all
14242 types before mangling. Use original type, not main variant, as
14244 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
14245 (TARGET_MANGLE_TYPE): This.
14246 * target.h (gcc_target): Rename mangle_fundamental_type to
14248 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
14249 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
14251 2007-07-25 Julian Brown <julian@codesourcery.com>
14252 Paul Brook <paul@codesourcery.com>
14253 Joseph Myers <joseph@codesourcery.com>
14254 Mark Shinwell <shinwell@codesourcery.com>
14256 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
14257 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
14258 (with_fpu): Allow --with-fpu=neon.
14259 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14260 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14261 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
14262 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
14263 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
14264 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
14265 (neon_emit_pair_result_insn, neon_disambiguate_copy)
14266 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
14267 (output_move_neon): Add prototypes.
14268 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
14269 (all_fpus): Add FPUTYPE_NEON.
14270 (fp_model_for_fpu): Add NEON field.
14271 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
14272 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
14274 (arm_legitimate_address_p): Don't support fancy addressing for NEON
14276 (thumb2_legitimate_address_p): Likewise.
14277 (neon_valid_immediate): Recognize and prepare constants suitable for
14279 (neon_immediate_valid_for_move): New function. Recognize and prepare
14280 immediates for NEON move instructions.
14281 (neon_immediate_valid_for_logic): New function. Recognize and
14282 prepare immediates for NEON logic instructions.
14283 (neon_output_logic_immediate): New function. Create asm string
14284 suitable for outputting immediate logic instructions.
14285 (neon_pairwise_reduce): New function. Implement reduction using
14286 pairwise operations.
14287 (neon_expand_vector_init): New function. Expand a (possibly
14288 non-constant) vector initialization.
14289 (neon_vector_mem_operand): New function. Memory operands supported
14290 for quad-word loads/stores to/from ARM or NEON registers. Don't
14291 allow base+offset addressing for core regs.
14292 (neon_struct_mem_operand): New function. Valid mems for NEON
14294 (coproc_secondary_reload_class): Enable NEON registers to be loaded
14295 from neon_vector_mem_operand addresses without a secondary register.
14296 (add_minipool_forward_ref): Handle >8-byte minipool entries.
14297 (add_minipool_backward_ref): Likewise.
14298 (dump_minipool): Likewise.
14299 (push_minipool_fix): Likewise.
14300 (output_move_quad): New function. Output quad-word moves, loads and
14301 stores using ARM registers.
14302 (output_move_vfp): Add support for vectors in VFP (NEON) D
14304 (output_move_neon): Output a NEON load/store to/from a quadword
14306 (arm_print_operand): Implement new codes:
14307 - 'c' for unadorned integers (without a # sign).
14308 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
14310 - 'e', 'f' for the low and high D parts of a NEON Q register.
14311 - 'q' outputs a NEON Q register.
14312 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
14313 - 'T' prints NEON opcode features from a coded bitmask.
14314 - 'F' is similar to T, but signed/unsigned codes both print as
14316 - 't' is similar to T, but 'u' is printed instead of 'p'.
14317 - 'O' prints 'r' if NEON instruction should perform rounding (as
14318 specified by bitmask), else prints nothing.
14319 - '#' is a punctuation character to stop operand numbers from
14320 running together with following digits in the assembler
14321 strings for instructions (when using mode attributes).
14322 (arm_assemble_integer): Handle extra NEON vector modes. Permute
14323 constant vectors in big-endian mode, where necessary.
14324 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
14325 Handle EI, OI, CI, XI modes.
14326 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
14327 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
14328 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
14329 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
14330 (neon_builtin_type_bits): Add enumeration, one bit for each vector
14332 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
14333 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
14334 to turn v8qi, etc. into bits defined above.
14335 (neon_itype): New enumeration. Classifications of NEON builtins.
14336 (neon_builtin_datum): Define struct. Contains information about
14337 a single builtin (with multiple modes).
14338 (CF): Define helper macro for...
14339 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
14341 (neon_builtin_data): New array. Define information about builtins
14342 for use during initialization/expansion.
14343 (arm_init_neon_builtins): New function.
14344 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
14346 (neon_builtin_compare): New function.
14347 (locate_neon_builtin_icode): New function. Find an insn code for a
14348 builtin given a function code for that builtin. Also return type of
14349 builtin (NEON_BINOP, NEON_UNOP etc.).
14350 (builtin_arg): New enumeration. Types of arguments for builtins.
14351 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
14352 Takes a variable argument list of builtin_arg types, terminated by
14354 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
14355 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
14356 (neon_emit_pair_result_insn): New function. Support returning pairs
14357 of vectors via a pointer.
14358 (neon_disambiguate_copy): New function. Set up operands for a
14359 multi-word copy such that registers do not get clobbered.
14360 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
14361 ARM_BUILTIN_NEON_BASE.
14362 (arm_file_start): Set float-abi attribute for NEON.
14363 (arm_vector_mode_supported_p): Enable NEON vector modes.
14364 (arm_mangle_map_entry): New.
14365 (arm_mangle_map): New.
14366 (arm_mangle_vector_type): New.
14367 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
14369 (TARGET_NEON): New macro. Target supports NEON.
14370 (fputype): Add FPUTYPE_NEON.
14371 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
14372 for vectorization based on command-line arg.
14373 (NEON_REGNO_OK_FOR_NREGS): Define.
14374 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
14375 (VALID_NEON_STRUCT_MODE): Define.
14376 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
14377 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
14378 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
14379 (consttable_16): Add pattern for outputting 16-byte minipool
14381 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
14383 (vec-common.md, neon.md): Include md files.
14384 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
14385 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
14386 (memory_constraint "Ut", "Un", "Us"): Define.
14387 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
14388 (MMX_char): New mode attribute.
14389 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
14390 (*add<mode>3_iwmmxt): New insn pattern.
14391 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
14392 (*sub<mode>3_iwmmxt): New insn pattern.
14393 (mulv4hi3): Rename to...
14394 (*mulv4hi3_iwmmxt): This.
14395 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
14396 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
14397 (uminv4hi3, uminv2si3): Remove. Replace with...
14398 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
14399 (*umin<mode>3_iwmmxt): These.
14400 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
14401 (ashr<mode>3_iwmmxt): This new pattern.
14402 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
14403 (lshr<mode>3_iwmmxt): This new pattern.
14404 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
14405 (ashl<mode>3_iwmmxt): This new pattern.
14406 * config/arm/neon-docgen.ml: New file. Generate documentation for
14408 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
14409 * config/arm/arm_neon.h: New (autogenerated).
14410 * config/arm/neon-testgen.ml: New file. Generate NEON tests
14412 * config/arm/neon.md: New file. Define NEON instructions.
14413 * config/arm/neon.ml: New file. Abstract description of NEON
14414 instructions, used to generate arm_neon.h header, documentation and
14416 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
14417 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
14419 * doc/extend.texi (ARM Built-in Functions): Rename and remove
14421 (ARM NEON Intrinsics): New subsection.
14422 * doc/arm-neon-intrinsics.texi: New (autogenerated).
14424 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
14426 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
14429 2007-07-24 Jan Hubicka <jh@suse.cz>
14431 * regclass.c (move_table): New type.
14432 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
14433 (init_move_cost): Break out from ...
14434 (init_reg_sets_1): ... here; simplify computation of
14435 have_regs-of_mode and contains_reg_of_mode.
14436 (record_reg_classes): Unswitch internal loops.
14437 (copy_cost): Trigger lazy initialization of move cost
14438 (record_address_regs): Likewise.
14440 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
14442 * config/darwin.c (darwin_override_options): Don't force on
14443 flag_var_tracking_uninit when no debug info is requested.
14445 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
14447 * cfgloop.c (init_loops_structure): New function.
14448 (flow_loops_find): Create root of the loop tree unconditionally.
14450 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
14452 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14454 2007-07-24 Jan Hubicka <jh@suse.cz>
14456 * caller-save.c: Include ggc.h, gt-caller-save.h
14457 (reg_save_code, reg_restore_code): Rename to ...
14458 (cached_reg_save_code, cached_reg_restore_code): ... those.
14459 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14460 (reg_save_code, reg_restore_code): New functions.
14461 (init_caller_save): Do not intialize
14462 reg_save_code/reg_restore_code tables.
14463 * Makefile.in: (gt-caller-save.h): New.
14465 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14467 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14468 with the mode of the original operand instead of
14471 2007-07-23 Jan Hubicka <jH@suse.cz>
14473 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14474 (inline_secondary_memory_needed): ... here.
14475 (ix86_memory_move_cost): Break out to ...
14476 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14477 maximum of input and output; fix handling of Q_REGS on 64bit.
14478 (ix86_secondary_memory_needed): Microoptimize.
14480 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14482 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14483 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14484 stmts_from_loop, known_dependences_p, build_rdg): New.
14485 * tree-data-ref.h: Depends on graphds.h.
14486 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14487 (build_rdg): Declared.
14488 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14490 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14492 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14495 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14496 Jakub Jelinek <jakub@redhat.com>
14498 PR middle-end/PR28690
14499 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14501 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14502 and MEM_POINTER operands over REG and MEM operands.
14503 (swap_commutative_operands_p): Change return value to bool.
14504 * rtl.h: Update the corresponding prototype.
14505 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14506 instead of gen_rtx_PLUS.
14507 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14508 value to bool. Change function arguments to rtx's and update code
14510 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14511 calls to match the new declaration.
14512 * simplify-rtx.c (simplify_associative_operation): Don't
14513 reorder simplify_binary_operation arguments.
14515 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14517 * config/mips/mips.c (override_options): Use mips_costs to derive
14518 the default branch cost.
14519 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14521 * config/mips/mips.opt (mbranch-cost=): New option.
14522 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14524 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14526 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14527 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14528 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14529 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14531 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14533 * config/mips/constraints.md (ks): New constraint.
14534 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14535 (*add<mode>3_mips16): ...here.
14537 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14539 * optabs.h (enum optab_index): Add new OTI_signbit.
14540 (signbit_optab): Define corresponding macro.
14541 (enum insn_code signbit_optab[]): Remove array.
14542 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14543 (expand_copysign_absneg): If back end provides signbit insn, use it
14544 instead of bit operations on floating point argument.
14545 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14546 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14547 for availability of signbit insn.
14549 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14550 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14551 SSE mode is not active.
14552 (isinf<mode>2): Disable for mfpmath=sse,387.
14554 2007-07-22 Ben Elliston <bje@au.ibm.com>
14556 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14558 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14560 2007-07-20 Richard Guenther <rguenther@suse.de>
14562 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14563 integral typed condition.
14564 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14565 booleanness. Only preserve conversions from a non-base
14566 type to a base type, not in general between types with
14567 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14568 * tree.def (COND_EXPR): Document that the condition
14569 can be of any integral type.
14571 2007-07-20 Nigel Stephens <nigel@mips.com>
14572 Richard Sandiford <richard@codesourcery.com>
14574 * config/mips/mips.h (mips_dwarf_regno): Declare.
14575 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14576 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14577 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14578 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14579 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14580 (REG_CLASS_NAMES): Update accordingly.
14581 * config/mips/mips.c (mips_dwarf_regno): New array.
14582 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14583 (mips_subword): Remove special handling for accumulator registers.
14584 (override_options): Initiailize mips_dwarf_regno. Remove use
14586 (mips_swap_registers): New function.
14587 (mips_conditional_register_usage): Swap accumulator registers
14588 around if TARGET_LITTLE_ENDIAN.
14589 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14590 * config/mips/constraints.md (h, l): Use the endianness to choose
14591 between MD0_REG and MD1_REG.
14592 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14593 alternative-dependent template.
14595 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14597 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14600 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14602 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14603 predecessor fallthru flags.
14605 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14607 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14608 of compare to the same type.
14609 * cfgloopmanip.c (add_loop): Update information about loop exits.
14610 (loop_version): Remove the innermost loop requirement.
14611 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14612 to sizetype for pointers.
14614 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14616 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14617 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14618 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14620 * config/dfp-bit.c: Empty for TFmode conversions.
14622 2007-07-18 Caroline Tice <ctice@apple.com>
14624 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14625 and handle them correctly; check that src is not NULL before
14627 (find_src_set_src): Likewise.
14629 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14631 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14632 (struct alignment_context, init_alignment_context): New.
14633 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14634 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14635 (XCHAL_HAVE_S32C1I): Likewise.
14636 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14637 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14638 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14639 (ATOMIC, HQI): New macros.
14640 (memory_barrier, *memory_barrier): New.
14641 (sync_lock_releasesi): New.
14642 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14643 (sync_lock_test_and_set<mode>): New.
14644 (sync_<atomic><mode>): New.
14645 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14646 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14647 (xtensa_expand_atomic): New.
14649 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14653 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14654 transformation for builtin ISNORMAL.
14655 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14656 * builtins.def (BUILT_IN_ISNORMAL): New.
14657 * doc/extend.texi: Document isnormal.
14659 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14663 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14664 optabs infrastructure. Provide generic implementation for
14666 (expand_builtin): Handle FINITE/ISFINITE.
14667 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14668 (fold_builtin_1): Likewise.
14670 * builtins.def (BUILT_IN_ISFINITE): New.
14672 * doc/extend.texi: Document isfinite.
14674 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14677 PR middle-end/20558
14679 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14680 generic fallback for isinf.
14681 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14682 calculation code ...
14683 * real.c (get_max_float): ... to here.
14684 * real.h (get_max_float): New.
14686 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14688 PR middle-end/32668
14690 * builtin-attrs.def (ATTR_TYPEGENERIC,
14691 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14693 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14694 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14695 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14696 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14698 * c-common.c (handle_type_generic_attribute): New.
14699 (c_common_attribute_table): Add "type generic".
14701 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14703 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14705 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14706 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14709 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14712 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14713 checking that the operand is an expression.
14715 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14716 Danny Smith <dannysmith@users.sourceforge.net>
14719 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14720 file mapping object in local namespace if Windows version later
14723 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14725 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14726 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14727 arm_cannot_force_const_mem.
14728 (arm_cannot_force_const_mem): New function.
14729 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14730 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14731 of arm_tls_referenced_p.
14732 * config/arm/arm.md (movsi): Split out-of-section constants when
14733 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14734 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14736 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14738 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14740 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14742 * config/mips/mips.md (*extendqihi2): Convert the destination
14745 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14747 * config/pa/fptr.c: Update license header.
14748 * config/pa/milli64.S: Likewise.
14750 2007-07-17 Nick Clifton <nickc@redhat.com>
14752 * COPYING_v3: New file. Contains version 3 of the GNU General
14754 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14755 Lesser General Public License.
14756 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14757 the GNU General Public License.
14759 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14761 PR rtl-optimization/32773
14762 * cfglayout.c (force_one_exit_fallthru): New function.
14763 (cfg_layout_finalize): Use it.
14765 2007-07-16 Richard Guenther <rguenther@suse.de>
14766 Uros Bizjak <ubizjak@gmail.com>
14768 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14769 before forcing it to gimple operand.
14771 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14772 David Ung <davidu@mips.com>
14774 * config/mips/mips.h (TUNE_24K): Define.
14775 (TUNE_MACC_CHAINS): Add TUNE_24K.
14776 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14778 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14779 (r74k_int_madd): .. this new reservation.
14780 (define_bypass): Fixed bypasses for r74k_int_madd to use
14781 mips_linked_madd_p.
14782 * config/mips/24k.md (define_bypass): Define new
14783 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14785 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14786 Nigel Stephens <nigel@mips.com>
14788 * config/mips/mips.md: Include 20kc.md.
14789 * config/mips/20kc.md: New file.
14790 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14791 (mips_adjust_cost): Tweak for 20Kc.
14792 (mips_issue_rate): Likewise.
14793 * config/mips/mips.h (TUNE_20KC): Define.
14795 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14797 * config/rs6000/rs6000.c (struct processor_cost): Add
14798 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14800 (*_cost): Add cache information.
14801 (rs6000_override_options): Set cache parameters.
14803 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14806 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14807 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14809 2007-07-16 Paul Brook <paul@codesourcery.com>
14812 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14813 (cirrus_thumb2_movsi_insn): Ditto.
14815 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14817 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14818 CR2_REGNO to R_CR2.
14820 2007-07-15 Andrew Haley <aph@redhat.com>
14822 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14823 before looking in the context.
14825 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14827 PR middle-end/32398
14828 PR middle-end/32769
14829 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14830 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14831 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14832 (pa_output_function_prologue): Use rp_saved and
14833 current_function_is_leaf to generate .CALLINFO statement.
14834 (hppa_expand_prologue): Set rp_saved.
14835 (hppa_expand_epilogue): Use rp_saved.
14836 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14837 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14839 2007-07-14 Dirk Mueller <dmueller@suse.de>
14841 * omega.c (coalesce): Fix memory leak on early exit.
14842 * matrix-reorg.c (check_allocation_function): Likewise.
14843 * tree-vect-transform.c (vect_get_new_vect_var): free result
14845 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14846 pass pointer to edge vector
14847 (partition_hot_cold_basic_blocks): Fix memory leak.
14848 * collect2.c (prefix_from_string): Free temporary storage.
14849 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14851 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14853 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14854 (DO_GLOBAL_DTORS_BODY): Likewise.
14856 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14857 Nigel Stephens <nigel@mips.com>
14859 * config/mips/mips.c (mips_classify_symbol): Don't return
14860 SYMBOL_SMALL_DATA for constant pool addresses if
14861 TARGET_EMBEDDED_DATA is true.
14863 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14865 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14866 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14867 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14868 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14869 __builtin_ia32_storehps, __builtin_ia32_storelps,
14870 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14871 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14872 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14873 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14874 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14875 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14876 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14877 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14878 using def_builtin_const.
14880 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14882 PR tree-optimization/32705
14883 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14884 (simplify_binary_expression): Use SSA_VAL consistently.
14886 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14888 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14889 (SPEFSCR_REGNO): Delete definition.
14890 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14891 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14892 * config/rs6000/rs6000.h: Do not define *_REGNO.
14893 LINK_REGISTER_REGNUM -> LR_REGNO.
14894 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14895 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14896 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14897 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14898 R_VRSAVE, R_VSCR. Use them.
14899 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14900 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14901 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14902 * config/rs6000/aix.h: Define R_LR. Use it.
14904 2007-07-13 Caroline Tice <ctice@apple.com>
14906 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14907 flag_var_tracking is explicitly turned off (i.e. when variable
14908 tracking is not feasible); otherwise, turn flag_var_tracking on when
14909 flag_var_tracking_uninit is on.
14910 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14911 note definitions, to allow recording of initialization status in the
14913 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14914 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14915 determine if two note locations are equal.
14916 (output_loc_list): Don't output list entries whose start & end labels
14918 (reg_loc_descriptor): Add parameter for initialization status; pass it
14919 to other loc descriptor functions.
14920 (one_reg_loc_descriptor): Add parameter for initialization status;
14921 check its value and add DW_OP_GNU_uninit to returned loc descr if
14923 (multiple_reg_loc_descriptor): Add parameter for initialization
14925 pass init status argument to other loc descriptor functions; check
14926 value of intialization parameter and add DW_OP_GNU_uninit to returned
14927 loc descr if appropriate.
14928 (based_loc_descr): Add parameter for initialization status; add new
14929 variable for return value; check value of initialization parameter and
14930 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14931 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14932 pass init status argument to other loc descriptor functions; check
14933 value of intialization parameter and add DW_OP_GNU_uninit to returned
14934 loc descr if appropriate.
14935 (mem_loc_descriptor): Likewise.
14936 (concat_loc_descriptor): Likewise.
14937 (concatn_loc_descriptor): Likewise.
14938 (loc_descriptor): Add parameter for initialization status; pass it as
14939 argument to other loc descriptor function calls.
14940 (loc_descriptor_from_tree_1): Add appropriate initialization status
14941 to loc descriptor function calls.
14942 (add_location_or_const_value_attribute): Get initialization status
14943 from VAR_LOCATION note; add initialization status to loc descriptor
14945 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14946 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14947 status is uninitialized, add "[uninint]" to output.
14948 * common.opt (fvar-tracking-uninit): New option, similar to
14949 fvar-tracking, to turn on tracking of uninitialized variables; creates
14950 a new global flag, flag_var_tracking_uninit.
14951 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14952 (enum var_init_status): New type, for var initialization status field.
14953 * var-tracking.c (struct location_chain_def): Two new fields, init,
14954 for initialization status, and set_src for the assignment value expr.
14955 (unshare_variable): New parameter for initialization status;
14956 initialize new init and set_src fields.
14957 (var_reg_set): New parameters for initialization status and value;
14958 pass them to set_variable_part.
14959 (var_mem_set): Likewise.
14960 (get_init_value): New function.
14961 (var_reg_delete_and_set): New initialization status & value
14962 parameters; add call to get_init_value if status is unknown; pass new
14963 parameters to clobber_variable_part and var_reg_set.
14964 (var_mem_delete_and_set): Likewise.
14965 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14966 (var_mem_delete): Likewise.
14967 (variable_union): Pass status to unshare_variable; initialize new init
14968 and set_src fields. If flag_var_tracking_uninit is not set, force
14969 status to initialized.
14970 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14971 used later to get the set_src value.
14972 (find_src_status): New function.
14973 (find_src_set_src): New function.
14974 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14975 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14976 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14977 and var_mem_delete_and_set.
14978 (dump_variable): Print out "[uninit]" if appropriate.
14979 (set_variable_part): Add new initialization and set_src parameters;
14980 pass status to unshare_variable; set node->init and node- >set_src
14981 fields and modify slot in hash table appropriately; save the init and
14982 set_src values if appropriate and assign to the new node.
14983 (clobber_variable_part): New set_src parameter; if two nodes have
14984 same variable and same location but different set_src (assignment)
14985 values, clobber old node.
14986 (delete_variable_part): Pass init status to unshare_variable.
14987 (emit_note_insn_var_location): Add initialized var; assign var's init
14988 status to new 'initialized'; pass new init status field to calls to
14989 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14990 status to initialized.
14991 (emit_notes_in_bb): Pass initialization status to calls to
14992 var_reg_set, var_mem_set, var_reg_delete_and_set and
14993 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14994 var_reg_delete_and_set and var_mem_delete_and_set; call
14995 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14996 make up for change in add_stores.
14997 (vt_add_function_parameters): Add status to calls to
14999 * config/darwin.c (darwin_override_options): Turn on uninitialized
15000 tracking automatically, if var_tracking is on and the system is
15003 2007-07-13 Sa Liu <saliu@de.ibm.com>
15005 * config.gcc: Add options for arch and tune on SPU.
15006 * config/spu/predicates.md: Add constant operands 0 and 1.
15007 * config/spu/spu-builtins.def: Add builtins for double precision
15008 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
15009 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
15011 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
15013 * config/spu/spu-protos.h: Add new function prototypes.
15014 * config/spu/spu.c (spu_override_options): Check options -march and
15016 (spu_comp_icode): Add comparison code for DFmode and vector mode.
15017 (spu_emit_branch_or_set): Use the new code for DFmode and vector
15019 (spu_const_from_int): New. Create a vector constant from 4 ints.
15020 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
15021 (spu_emit_vector_compare): New. Emit vector compare.
15022 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
15023 * config/spu/spu.h: Add options -march and -mtune. Define processor
15024 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
15025 CANONICALIZE_COMPARISON.
15026 * config/spu/spu.md: Add new insns for double precision compare
15027 and double precision vector compare. Add vcond and smax/smin patterns
15028 to enable DFmode vector conditional expression.
15029 * config/spu/spu.opt: Add options -march and -mtune.
15030 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
15031 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
15032 both CELL and CELLEDP targets: spu_testsv.
15033 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
15036 2007-07-13 Richard Guenther <rguenther@suse.de>
15038 PR tree-optimization/32721
15039 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
15040 TREE_THIS_VOLATILE on the folded reference.
15041 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
15042 if the array reference has TREE_THIS_VOLATILE set.
15044 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
15047 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
15049 2007-07-13 Andreas Schwab <schwab@suse.de>
15051 * gengtype-lex.l: Allow declarations to be indented.
15053 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15055 * ginclude/tgmath.h: New.
15056 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
15057 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
15058 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
15059 * configure: Regenerate.
15061 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15063 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
15064 correct index when setting register save state for xd
15067 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15069 * config/sh/sh.c (mark_use): Remove.
15071 2007-07-12 Paul Brook <paul@codesourcery.com>
15073 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
15074 reg does not overlap return value.
15076 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
15078 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
15079 (set_expression_vuses): Ditto.
15080 (init_pre): Initialize expression_vuses.
15082 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15084 * config/i386/sse.md (storentdf, storentsf): New.
15086 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15088 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
15090 * tree.c (build_decl_stat): Move code from here...
15091 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
15092 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
15093 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
15094 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
15095 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
15098 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15099 Devang Patel <dpatel@apple.com>
15101 PR tree-optimization/25413
15102 * targhooks.c (default_builtin_vector_alignment_reachable): New.
15103 * targhooks.h (default_builtin_vector_alignment_reachable): New.
15104 * tree.h (contains_packed_reference): New.
15105 * expr.c (contains_packed_reference): New.
15106 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
15107 (vect_enhance_data_refs_alignment): Call
15108 vector_alignment_reachable_p.
15109 * target.h (vector_alignment_reachable): New builtin.
15110 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
15111 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
15112 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
15114 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15116 * target.h (builtin_vectorization_cost): Add new target builtin.
15117 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
15118 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
15119 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
15120 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
15121 uninitialized variables.
15122 * tree-vect-transform.c (cost_for_stmt): New function.
15123 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
15124 using cost 1 for all scalar stmts. Be less conservative when
15125 estimating the number of prologue/epulogue iterations. Call
15126 targetm.vectorize.builtin_vectorization_cost. Return
15127 min_profitable_iters-1.
15128 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
15129 initialization cost instead of TARG_VEC_STMT_COST. Use
15130 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
15131 epilogue code. Fix epilogue cost computation.
15132 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
15133 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
15134 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
15135 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
15136 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
15137 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
15139 2007-07-12 Richard Guenther <rguenther@suse.de>
15141 * gimplify.c (gimplify_conversion): Make sure that the result
15142 from maybe_fold_offset_to_reference is trivially convertible
15143 to the desired type before doing the simplification.
15144 (gimplify_expr): Likewise.
15145 * fold-const.c (fold_binary): Use the correct types for
15146 building the simplified expression.
15148 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15150 PR rtl-optimization/32729
15151 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
15152 that fallthru to exit.
15154 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
15156 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
15157 (symDTPOFF2reg): Likewise.
15159 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
15161 PR tree-optimization/32663
15163 * tree.h (VALUE_HANDLE_VUSES): Remove.
15164 (struct tree_value_handle): Remove vuses.
15166 * tree-vn.c (create_value_handle_for_expr): Don't set
15167 VALUE_HANDLE_VUSES.
15169 * tree-ssa-pre.c (expression_vuses): New.
15170 (alloc_expression_id): Set up expression_vuses.
15171 (get_expression_vuses): New.
15172 (set_expression_vuses): Ditto.
15173 (clear_expression_ids): Modify for expression_vuses.
15174 (phi_translate_1): Ditto.
15175 (phi_translate_set): Ditto.
15176 (value_dies_in_block_x): Ditto
15177 (valid_in_sets): Ditto.
15178 (add_to_sets): Ditto.
15179 (find_existing_value_expr): Ditto.
15180 (create_value_handle_for_expr): Ditto.
15181 (make_values_for_stmt): Ditto.
15182 (vuse_equiv): Remove.
15184 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
15186 * Makefile.in (mostlyclean): Remove object files.
15188 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15190 * toplev.c (no_new_pseudos): Deleted.
15191 * rtl.h (no_new_pseudos): Deleted.
15192 * tree-pass.h (pass_no_new_pseudos): Deleted.
15193 * passes.c (pass_no_new_pseudos): Deleted.
15194 * final.c (rest_of_clean_state): Removed no_new_pseudos.
15195 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
15196 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
15198 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
15199 * rtlhooks.c (gen_lowpart_general): Ditto.
15200 * optabs.c (prepare_operand): Ditto.
15201 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
15203 * modulo-sched.c (rest_of_handle_sms): Ditto.
15204 * see.c (rest_of_handle_see): Ditto.
15205 * ifcvt.c (if_convert): Ditto.
15206 (gate_handle_if_after_combine): Replaced no_new_pseudos with
15208 * init-regs.c (gate_initialize_regs): Deleted set of
15210 * lower-subreg.c (decompose_multiword_subregs): Ditto.
15211 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
15212 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
15214 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15217 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
15218 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
15219 (*vec_extractv2di_1_rex64): New insn pattern.
15221 2007-07-11 David Daney <ddaney@avtrex.com>
15223 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
15224 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
15225 for SIGNAL_UNWIND_RETURN_COLUMN.
15226 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
15227 (DWARF_FRAME_REGNUM): Rewrite.
15228 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
15230 2007-07-11 Nick Clifton <nickc@redhat.com>
15232 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
15233 delta and use gen_int_mode in place of GET_INT instead.
15235 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15237 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
15240 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
15242 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
15243 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
15245 * params.h (VERIFY_CANONICAL_TYPES): Remove.
15246 (USE_CANONICAL_TYPES): New.
15247 * doc/invoke.texi (verify-canonical-types): Remove.
15248 (use-canonical-types): Add.
15250 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
15252 * config/spu/spu.c (spu_optimization_options): Remove setting of
15253 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
15254 (spu_override_options): Move it here.
15256 2007-07-11 Richard Sandiford <richard@codesourcery.com>
15258 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
15259 * config/mips/mips.c (mips_cpu_info_table): Mention
15260 MIPS_ISA_LEVEL_SPEC in the comment.
15262 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15264 PR tree-optimization/32713
15265 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
15267 2007-07-11 Paolo Carlini <pcarlini@suse.de>
15269 PR middle-end/30482
15270 * c-opts.c (c_common_post_options): Do not change flag_complex_method
15271 conditional to flag_isoc99.
15272 (c_common_init_options): Do it here, unconditionally.
15274 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15276 PR tree-optimization/32589
15277 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
15278 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
15279 * tree-ssa-propagate.c (valid_gimple_expression_p): New
15280 predicate, extracted from...
15281 (set_rhs): ...here. Call it for the expression on entry.
15282 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
15283 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
15284 (simplify_binary_expression): Use valid_gimple_expression_p
15285 to validate the simplification.
15286 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
15288 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
15290 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
15291 DWARF2_DEBUG on 32 bit target too.
15292 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
15294 2007-07-11 Nick Clifton <nickc@redhat.com>
15296 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
15297 version for 64-bit hosts.
15299 2007-07-10 David Daney <ddaney@avtrex.com>
15301 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
15303 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
15305 * config/mips/mips.c (mips_expand_synci_loop): New function.
15306 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
15307 (UNSPEC_RDHWR): Same.
15308 (UNSPEC_SYNCI): Same.
15309 (UNSPEC_SYNC): Same.
15310 (clear_cache): New expand.
15314 (clear_hazard): Same.
15315 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
15317 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
15318 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
15320 2007-07-10 Ian Lance Taylor <iant@google.com>
15322 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
15325 2007-07-10 David Daney <ddaney@avtrex.com>
15327 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
15328 * builtins.c (expand_builtin___clear_cache): New function.
15329 (expand_builtin): Call expand_builtin___clear_cache for
15330 BUILT_IN_CLEAR_CACHE case.
15331 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
15332 * doc/md.texi (clear_cache): Document new instruction pattern.
15333 * testsuite/gcc.dg/builtins-64.c: New test.
15335 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
15337 * config/cris/cris.md ("movsi"): Fix typo in last change.
15339 2007-07-09 Geoffrey Keating <geoffk@apple.com>
15342 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
15344 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
15345 * varasm.c (assemble_start_function): Honor DECL_ALIGN
15346 for FUNCTION_DECLs. Don't use align_functions_log if
15348 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
15349 even for FUNCTION_DECLs.
15350 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
15352 * tree.h (DECL_ALIGN): Update for new location of 'align'.
15353 (DECL_FUNCTION_CODE): Update for new location and name of
15355 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
15356 (struct tree_decl_common): Move 'align' and 'off_align' out
15357 of union, ensure they're still on a 32-bit boundary. Remove
15358 other fields in union 'u1'.
15359 (struct tree_function_decl): Add field 'function_code' replacing
15360 'u1.f' in tree_decl_common.
15361 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
15362 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
15363 (Variable Attributes): Cross-reference 'aligned' attribute
15364 to Function Attributes.
15365 * flags.h (force_align_functions_log): Delete.
15366 * toplev.c (force_align_functions_log): Delete.
15368 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
15371 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
15372 (*vec_concatv2di_rex): New insn pattern.
15374 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15377 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
15379 2007-07-10 Ian Lance Taylor <iant@google.com>
15381 Replace no_new_pseudos in backends.
15382 * rtl.h (can_create_pseudo_p): Define.
15383 * config/darwin.c (machopic_indirect_data_reference): Use
15384 can_create_pseudo_p () instead of no_new_pseudos.
15385 (machopic_indirect_data_reference): Likewise.
15386 (machopic_legitimize_pic_address): Likewise.
15387 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
15388 (alpha_emit_set_const_1): Likewise.
15389 (alpha_emit_set_const): Likewise.
15390 (alpha_emit_conditional_move): Likewise.
15391 (alpha_split_conditional_move): Likewise.
15392 * config/alpha/alpha.md (various splitters): Likewise.
15394 * config/arm/arm.c (legitimize_pic_address): Likewise.
15395 (arm_load_pic_register): Likewise.
15396 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
15397 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
15398 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
15399 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
15400 * config/cris/cris.md (movsi): Likewise.
15401 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
15402 (symGOTOFF2reg_hilo): Likewise.
15403 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
15404 * config/h8300/h8300.md (insv, extzv): Likewise.
15405 * config/i386/i386.c (ix86_expand_move): Likewise.
15406 (ix86_expand_vector_move): Likewise.
15407 (ix86_prepare_fp_compare_args): Likewise.
15408 (ix86_expand_carry_flag_compare): Likewise.
15409 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
15410 (tls_dynamic_gnu2_combine_32): Likewise.
15411 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
15412 * config/ia64/ia64.c (ia64_expand_move): Likewise.
15413 (ia64_expand_movxf_movrf): Likewise.
15414 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
15415 (m32c_split_move): Likewise.
15416 (m32c_expand_insv): Likewise.
15417 * config/m68k/m68k.md (movsi): Likewise.
15418 * config/mips/mips.c (mips_force_temporary): Likewise.
15419 (mips_split_symbol): Likewise.
15420 (mips_move_integer): Likewise.
15421 (mips_legitimize_const_move): Likewise.
15422 * config/mn10300/mn10300.md (movsi): Likewise.
15423 * config/pa/pa.c (emit_move_sequence): Likewise.
15424 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15425 (rs6000_got_register): Likewise.
15426 (create_TOC_reference): Likewise.
15427 (rs6000_machopic_legitimize_pic_address): Likewise.
15428 * config/rs6000/rs6000.md (add<mode>3): Likewise.
15429 (various splitters): Likewise.
15430 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
15431 (movsi_got): Likewise.
15432 * config/s390/s390.c (emit_symbolic_move): Likewise.
15433 * config/s390/s390.md (movhi, movqi): Likewise.
15434 (load_multiple, store_multiple): Likewise.
15435 * config/score/score.c (score_force_temporary): Likewise.
15436 * config/sh/sh.c (prepare_move_operands): Likewise.
15437 (prepare_cbranch_operands): Likewise.
15438 (emit_fpu_switch): Likewise.
15439 (fpscr_set_from_mem): Likewise.
15440 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
15441 (adddi3, subsi3): Likewise.
15442 (various splitters): Likewise.
15443 (divsi_inv_fp_combine): Likewise.
15444 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
15445 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15447 * config/sh/predicates.md (xor_operand): Likewise.
15448 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
15449 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15450 (movdi_pic_label_ref): Likewise.
15451 * config/spu/spu.c (spu_split_immediate): Likewise.
15452 * config/alpha/alpha.md (various splitters): Remove test
15453 !no_new_pseudos || reload_completed.
15454 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15456 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15457 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15458 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15459 * config/score/score.c (th_output_mi_thunk): Likewise.
15460 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15461 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15463 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15465 PR rtl-optimization/32664
15466 * mode-switching.c (create_pre_exit): Skip barrier insns.
15468 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15470 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15471 force_gimple_operand_bsi.
15472 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15473 rewrite_use_compare): Ditto.
15474 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15476 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15477 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15478 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15479 * tree-profile.c (prepare_instrumented_value,
15480 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15481 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15482 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15483 tree_gen_ior_profiler): Ditto.
15484 * tree-ssa-reassoc.c (negate_value): Ditto.
15485 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15486 Use force_gimple_operand_bsi.
15487 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15488 * tree-if-conv.c (add_to_dst_predicate_list,
15489 find_phi_replacement_condition): Ditto.
15490 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15491 Call mark_symbols_for_renaming for new statements.
15492 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15494 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15496 * cfghooks.c (remove_edge): New function.
15497 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15499 * cfghooks.h (remove_edge): Declare.
15500 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15501 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15503 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15505 * optabs.h: Added declaration for signbit_optab.
15506 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15507 * genoptinit.c (optabs): Added entry for signbit insns.
15508 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15509 insn, if available.
15510 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15511 * config/s390/s390.md (signbit<mode>2): New expander.
15513 2007-07-09 Richard Guenther <rguenther@suse.de>
15515 PR middle-end/32698
15516 * fold-const.c (fold_plusminus_mult_expr): Move constant
15517 arguments second to allow decomposing.
15519 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15522 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15524 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15525 Disregard DECL_FROM_INLINE.
15527 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15530 * doc/invoke.texi: Add ftree-reassoc flag.
15531 * common.opt (ftree-reassoc): New flag.
15532 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15533 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15535 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15537 PR tree-optimization/32681
15538 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15539 saved in second_edge->aux when first_bb is a loop header.
15541 2007-07-09 Jan HUbicka <jh@suse.cz>
15543 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15545 2007-07-09 Richard Guenther <rguenther@suse.de>
15547 * c-decl.c (start_function): Do not promote return type.
15549 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15551 * function.c (do_warn_unused_parameter): Do not warn if
15552 TREE_NO_WARNING is set.
15554 2007-07-08 Andreas Schwab <schwab@suse.de>
15556 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15558 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15561 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15563 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15564 apply to assembly language, too.
15565 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15567 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15569 Revert (note the sccvn portions are *not* reverted)
15570 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15572 Fix PR tree-optimization/23488
15574 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15576 * tree-flow-inline.h (get_value_handle): Ditto.
15577 * tree-ssa-pre.c (decl_vh_map): New.
15578 (decl_node_pool): New.
15579 (can_value_number_operation): Support DECL_P.
15580 (can_PRE_operation): Ditto.
15581 (create_expression_by_pieces): Ditto.
15582 (find_existing_value_expr): Modify to differnetiate between
15583 addressing and top level.
15584 (create_value_handle_for_expr): Handle DECL's.
15585 (poolify_tree): Ditto.
15586 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15587 (make_values_for_stmt): Handle DECL's properly.
15588 (init_pre): Reorg to not init useless things during FRE.
15590 * tree-flow.h: Include pointer-set.h.
15591 (decl_vh_map): Declare.
15592 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15594 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15596 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15597 the constraint description.
15598 * doc/md.texi: Update documentation of AVR constraints.
15600 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15602 * auto-inc-dec.c, config/arm/arm.c,
15603 config/m32r/constraints.md, config/mips/mips.md,
15604 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15605 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15606 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15607 typos. Follow spelling conventions.
15608 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15610 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15611 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15613 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15614 realloc_vuse): Remove.
15615 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15618 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15620 Fix PR tree-optimization/23488
15622 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15623 (try_to_simplify): Ditto.
15624 (visit_use): Ditto.
15625 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15627 * tree-flow-inline.h (get_value_handle): Ditto.
15628 * tree-ssa-pre.c (decl_vh_map): New.
15629 (decl_node_pool): New.
15630 (can_value_number_operation): Support DECL_P.
15631 (can_PRE_operation): Ditto.
15632 (create_expression_by_pieces): Ditto.
15633 (find_existing_value_expr): Modify to differnetiate between
15634 addressing and top level.
15635 (create_value_handle_for_expr): Handle DECL's.
15636 (poolify_tree): Ditto.
15637 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15638 (make_values_for_stmt): Handle DECL's properly.
15639 (init_pre): Reorg to not init useless things during FRE.
15641 * tree-flow.h: Include pointer-set.h.
15642 (decl_vh_map): Declare.
15643 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15645 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15647 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15648 apply to assembly language, too.
15649 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15651 2007-07-06 Ian Lance Taylor <iant@google.com>
15652 Zack Weinberg <zackw@panix.com>
15654 PR middle-end/32441
15655 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15657 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15659 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15660 (prefetch): Likewise if "pref" would be used.
15662 2007-07-06 Josh Conner <jconner@apple.com>
15664 PR middle-end/32602
15665 PR middle-end/32603
15666 * calls.c (store_one_arg): Handle arguments which are partially
15667 on the stack when detecting argument overlap.
15669 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15671 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15672 chosen during find_reloads.
15674 2007-07-06 Richard Guenther <rguenther@suse.de>
15676 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15677 TYPE_ARG_TYPES for verification of argument types. Use
15678 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15679 parameters as variable arguments.
15681 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15683 * libgcc2.h (word_type): Type definition removed.
15684 (cmp_return_type, shift_count_type): Type definitions added.
15685 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15686 replaced with shift_count_type.
15687 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15689 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15690 changed from word_type to Wtype.
15691 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15692 replaced with shift_count_type.
15693 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15695 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15696 and libgcc_shift_count attribute added.
15697 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15698 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15699 (TARGET_INITIALIZER): New target hooks added.
15700 * targhooks.c (default_libgcc_cmp_return_mode,
15701 default_libgcc_shift_count_mode): Default implementations for the new
15702 target hooks added.
15703 * targhooks.h (default_libgcc_cmp_return_mode,
15704 default_libgcc_shift_count_mode): Function prototypes added.
15705 * target.h (struct gcc_target): Fields for the new target hooks added.
15706 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15708 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15711 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15712 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15714 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15715 s390_libgcc_shift_count_mode): Functions added.
15716 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15717 Target hooks defined.
15719 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15721 * config/mips/mips.c (compute_frame_size): Restore the original
15722 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15723 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15724 Document why the difference is needed.
15726 2007-07-06 Richard Guenther <rguenther@suse.de>
15728 * c-common.c (boolean_increment): Use correctly typed
15731 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15733 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15734 the topmost argument register is not also included in the save mask.
15735 (mips16e_collect_argument_save_p): Take a pointer to the argument
15736 register, rather than a pointer to the number of arguments.
15737 (mips16e_collect_argument_saves): Only include argument saves
15738 that aren't in the register mask.
15740 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15742 PR rtl-optimization/32450
15743 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15744 to ensure that instructions are not moved into the prologue when
15745 profiling is on. Remove unused prologue_end variable.
15746 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15747 as a scheduling barrier.
15749 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15752 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15753 Disregard DECL_FROM_INLINE.
15755 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15757 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15758 IORing with a constant.
15760 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15762 PR rtl-optimization/32475
15763 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15764 for every definition of the stack pointer.
15766 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15768 * arm.c (vfp3_const_double_index): Copy signed results of
15769 REAL_VALUE_TO_INT into unsigned vars.
15771 2007-07-05 Richard Guenther <rguenther@suse.de>
15773 PR middle-end/32639
15774 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15776 * tree-ssa.c (useless_type_conversion_p): Check canonical
15779 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15781 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15782 zero_extendhisi2): Change to define_insn_and_split.
15783 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15785 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15787 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15788 pass_match_asm_constraints): New.
15789 * passes.c (init_optimization_passes): Add new pass.
15790 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15791 * function.h (struct function): Add has_asm_statement bit.
15792 (current_function_has_asm_statement): New.
15793 * tree-pass.h (pass_match_asm_constraints): New.
15795 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15797 * config/mips/mips.c (mips_file_start): Avoid declaration
15800 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15802 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15804 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15806 * rtl.def (NOTE): Change print format string to print
15807 operand 5 as a note insn name.
15809 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15810 David Ung <davidu@mips.com>
15812 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15813 * doc/invoke.texi: (MIPS Options): Document them.
15815 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15816 David Ung <davidu@mips.com>
15818 Add support for SmartMIPS ASE.
15820 * optabs.c (expand_binop_directly): New, broken out from...
15821 (expand_binop): Here. Make it try rotating in the other
15822 direction even when the second operand isn't constant.
15823 * config/mips/mips.md (*lwxs): New.
15824 * config/mips/mips.opt (msmartmips): New.
15825 * config/mips/mips.c (mips_lwxs_address_p): New.
15826 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15827 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15828 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15829 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15830 (ISA_HAS_LWXS): New.
15831 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15832 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15833 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15834 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15835 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15836 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15837 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15839 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15841 * tree-vectorizer.c (new_loop_vec_info): Initialize
15842 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15843 * tree-vectorizer.h (_loop_vec_info): Added new filed
15844 min_profitable_iters.
15845 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15846 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15847 * tree-vect-analyze.c (vect_analyze_operations): Set
15848 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15849 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15850 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15851 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15852 and prologue cost to after they are computed.
15853 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15854 TARG_VEC_STMT_COST.
15855 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15856 of creating vectors from scalars according to dt.
15857 (vect_model_store_cost): Likewise.
15858 (vectorizable_call): Use dt array instead of scalar dt. Call
15859 vect_model_simple_cost with additional argument dt.
15860 (vectorizable_assignment): Likewise.
15861 (vectorizable_operation): Likewise.
15862 (vectorizable_type_demotion): Likewise.
15863 (vectorizable_type_promotion): Likewise.
15864 (vectorizable_store): Use dt array instead of scalar dt. Call
15865 vect_model_store_cost with additional argument dt.
15866 (vect_do_peeling_for_loop_bound): Don't call
15867 vect_estimate_min_profitable_iters. Instead, lookup
15868 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15869 "may not be profitable".
15871 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15874 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15875 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15876 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15877 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15879 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15881 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15882 addressing modes cheaper.
15884 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15886 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15887 (dw_ranges_struct): Rename block_num to num. Adjust.
15888 (dw_ranges_by_label_struct): New.
15889 (ranges_by_label, ranges_by_label_allocated,
15890 ranges_by_label_in_use): New variables.
15891 (add_ranges_num): Factored most of the code out of...
15892 (add_ranges): ... this one. Rewrite in terms of the former.
15893 (add_ranges_by_labels): New.
15894 (output_ranges): Output by-label ranges.
15895 (dwarf2out_finish): Output range for multiple-section
15896 compile_unit. Output standard DW_AT_low_pc in addition to
15897 unexpected DW_AT_entry_pc.
15899 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15901 PR tree-optimization/32604
15902 PR tree-optimization/32606
15904 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15905 (compute_antic_safe): Removed.
15906 (ANTIC_SAFE_LOADS): Ditto.
15907 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15908 (execute_pre): Don't call compute_antic_safe.
15909 (vuse_equiv): New function.
15910 (make_values_for_stmt): Use it
15911 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15914 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15917 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15918 rather than a decl.
15919 (avr_attribute_table): Make "naked" attribute apply to function types
15920 rather than to decls.
15921 (avr_handle_fntype_attribute): New function.
15923 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15925 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15928 2007-07-04 David Ung <davidu@mips.com>
15929 Joseph Myers <joseph@codesourcery.com>
15931 * config/mips/mips.md (type): Add logical, signext and move.
15932 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15933 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15934 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15935 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15936 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15937 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15938 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15939 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15940 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15941 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15942 movv2sf_hardfloat_64bit): Use the new types.
15943 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15944 *movdf_softfloat, *movdf_mips16): Use "multi".
15945 (extendqihi2): Replace with a define_expand.
15946 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15947 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15948 * config/mips/74k.md (r74k_int_logical): New reservation and
15950 (r74k_int_arith): Remove "slt".
15951 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15952 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15953 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15954 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15955 reservations for "arith".
15957 2007-07-04 Richard Guenther <rguenther@suse.de>
15959 * tree-ssa.c (useless_type_conversion_p): Add handling for
15960 scalar float and vector types. Only call the types_compatible_p
15961 langhook for aggregate types as last resort. Follow the
15964 2007-07-04 Richard Guenther <rguenther@suse.de>
15966 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15967 the same as NOP_EXPR.
15969 2007-07-04 Nick Clifton <nickc@redhat.com>
15971 * target.h (struct gcc_target): Add target_help field.
15972 * target-def.h (TARGET_HELP): New.
15973 (TARGET_INITIALIZER): Use TARGET_HELP.
15974 * opts.c (command_handle_option): Invoke target_help function, if
15975 defined, when the user has specified --target-help on the command
15977 * doc/invoke.texi: Mention that --target-help might print
15978 additional information.
15979 * doc/tm.texi: Document TARGET_HELP hook.
15981 * arm.c (TARGET_HELP): Override default definition.
15982 (arm_target_help): New - display a wrapped list of cores and
15983 architectures supported.
15985 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15987 * config/v850/v850.c (expand_prologue): Make sure
15988 GEN_INT() argument is sign extended rather than zero extended.
15989 (expand_epilogue): Likewise.
15990 (output_move_double): Delete.
15991 * config/v850/v850-protos.h (output_move_double): Delete.
15992 * config/v850/v850.md (movdi): Delete.
15993 (*movdi_internal): Delete.
15995 (*movdf_internal): Delete.
15997 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15999 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
16000 unless compiling RTP PIC.
16002 2007-07-04 Richard Guenther <rguenther@suse.de>
16004 PR tree-optimization/32482
16005 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
16006 original ssa name if we didn't find a shift expression.
16007 Fix shift constant for bit zero test.
16009 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16011 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
16013 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16015 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
16016 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
16017 * config/arm/vxworks.h (ASM_SPEC): Delete.
16018 (SUBTARGET_EXTRA_ASM_SPEC): Define.
16020 2007-07-04 Sebastian Pop <sebpop@gmail.com>
16022 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
16023 (DDR_REVERSED_P): New.
16024 * tree-data-ref.c (initialize_data_dependence_relation,
16025 build_classic_dist_vector): Set DDR_REVERSED_P.
16027 2007-07-04 Sebastian Pop <sebpop@gmail.com>
16029 PR middle-end/32457
16030 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
16031 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16032 init_omega_for_ddr_1): Use non conservative number of iterations
16034 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
16035 (analyze_siv_subscript): Remove FIXME and reinitialization of
16036 last_conflicts to chrec_dont_know.
16037 * testsuite/gfortran.dg/vect/pr32457.f90: New.
16039 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16041 * tree.c (maybe_canonicalize_argtypes): Improve description.
16043 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16045 * tree.c (maybe_canonicalize_argtypes): New.
16046 (build_function_type): Set canonical type.
16047 (build_method_type_directly): Ditto.
16048 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
16051 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16053 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
16055 (rewrite_use_nonlinear_expr): Likewise.
16057 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
16059 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
16061 2007-07-04 Ben Elliston <bje@au.ibm.com>
16063 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
16066 * c-objc-common.c (c_types_compatible_p): Fix indentation.
16068 * doc/tm.texi (Run-time Target): Capitalise "CPU".
16069 (Exception Handling): Likewise.
16071 2007-07-03 Jan Hubicka <jh@suse.cz>
16073 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
16075 2007-07-03 Eric Christopher <echristo@apple.com>
16077 * doc/cppopts.texi: Add conflicting option note to -dM.
16078 * doc/invoke.texi: Add note about possible conflicts with
16079 -E for -dCHARS and note that -dM will not produce
16080 any results if there is no machine dependent reorg.
16082 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16084 * tree.h (DECL_ALIGN): Back out previous change.
16086 2007-07-03 Joseph Myers <joseph@codesourcery.com>
16088 * configure.ac: Test for .dtprelword support on MIPS.
16089 * configure, config.in: Regenerate.
16090 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
16091 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16093 2007-07-03 Julian Brown <julian@codesourcery.com>
16095 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
16096 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
16097 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
16098 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
16100 (all_fpus): Add FPUTYPE_VFP3.
16101 (fp_model_for_fpu): Add VFPv3 field.
16102 (arm_rtx_costs_1): Give cost to VFPv3 constants.
16103 (vfp3_const_double_index): New function. Return integer index of
16104 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
16106 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
16107 and argument represents a valid RTX for a VFPv3 constant.
16108 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
16110 (vfp_emit_fstmd): Similar, for fstmd.
16111 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
16112 constants, represented as integer indices.
16113 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
16114 VFP_REGNO_OK_FOR_DOUBLE macros.
16115 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
16116 (arm_file_start): Set float-abi attribute for VFPv3, and output
16117 correct ".fpu" assembler directive.
16118 (arm_dbx_register_numbering): Add FIXME.
16119 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
16120 (fputype): Add FPUTYPE_VFP3.
16121 (FIXED_REGISTERS): Add 32 registers for D16-D31.
16122 (CALL_USED_REGISTERS): Likewise.
16123 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
16124 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
16125 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
16126 (D7_VFP_REGNUM): New.
16127 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
16128 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
16129 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
16130 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
16131 (REG_ALLOC_ORDER): Adjust for VFPv3.
16132 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
16133 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
16134 VFP_LO_REGS, VFP_HI_REGS.
16135 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
16136 (IS_VFP_CLASS): Define macro.
16137 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
16139 (REGISTER_MOVE_COST): Likewise.
16140 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
16141 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
16142 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
16143 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
16144 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
16145 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
16146 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
16147 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
16148 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
16149 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
16150 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
16151 where appropriate for single-word registers.
16152 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
16153 As above. Fix type attributes.
16154 * config/arm/constraints.md (register_contraint "t"): Define.
16155 (register_constraint "w"): Change to D0-D15, or D0-D31 for
16157 (register_constraint "x"): Define.
16158 (constraint "Dv"): Define.
16160 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16162 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
16164 2007-07-03 Tom Tromey <tromey@redhat.com>
16166 * c-parser.c (objc_pq_context): Removed.
16167 (objc_need_raw_identifier): Likewise.
16168 (c_parser) <objc_pq_context>: New field.
16169 <objc_need_raw_identifier>: Likewise.
16170 (OBJC_NEED_RAW_IDENTIFIER): Removed.
16171 (c_lex_one_token): Update.
16172 (c_parser_objc_protocol_definition): Update.
16173 (c_parser_objc_method_definition): Update.
16174 (c_parser_objc_methodproto): Update.
16175 (c_parser_declspecs): Update.
16177 2007-07-03 David Ung <davidu@mips.com>
16179 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
16181 2007-07-03 David Ung <davidu@mips.com>
16182 Richard Sandiford <richard@codesourcery.com>
16184 * doc/invoke.texi: Document -march=74kf3_2.
16185 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
16186 (TUNE_74K): Check for it.
16187 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
16188 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
16189 * config/mips/mips.md (cpu): Add 74kf3_2.
16190 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
16191 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
16192 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
16193 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
16194 74kf3_2 to the CPU list.
16195 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
16196 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
16197 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
16198 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
16199 (r74kf3_2_fxfer_from_c1): New insn reservations.
16201 2007-07-03 Richard Sandiford <richard@codesourcery.com>
16202 David Ung <davidu@mips.com>
16204 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
16205 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
16206 and 74k[fx]. Document aliases for the new options.
16207 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
16208 (PROCESSOR_24KF2_1): ...this.
16209 (PROCESSOR_24KX): Rename to...
16210 (PROCESSOR_24KF1_1): ...this.
16211 (PROCESSOR_74KF): Rename to...
16212 (PROCESSOR_74KF2_1): ...this.
16213 (PROCESSOR_74KX): Rename to...
16214 (PROCESSOR_74KF1_1): ...this.
16215 (TUNE_74K): Update PROCESSOR_* names.
16216 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
16217 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
16218 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
16219 (mips_rtx_cost_data): Update processor names in comments.
16220 (mips_issue_rate): Update PROCESSOR_* names.
16221 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
16222 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
16223 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
16224 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
16225 Update cpu attribute names.
16226 (r24k_fpu_iss): Rename this reservation to...
16227 (r24kf2_1_fpu_iss): ...this and update all uses.
16228 (r24kx_fpu_iss): Rename this reservation to...
16229 (r24kf1_1_fpu_iss): ...this and update all uses.
16230 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
16231 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
16232 Update cpu attribute names.
16234 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
16236 * config/m32r/constraints.md: New file.
16237 * config/m32r/m32r.c: Include tm-constrs.h.
16238 (small_data_operand): Use satisfies_constraint_* instead of macro.
16239 (addr24_operand, gen_compare): Likewise.
16240 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
16241 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
16242 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16243 EXTRA_CONSTRAINT): Likewise.
16244 * config/m32r/m32r.md: Include constraints.md.
16245 (*movsi_insn): Use satisfies_constraint_* instead of macro.
16246 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
16247 * config/m32r/predicates.md (conditional_move_operand): Likewise.
16248 (two_insn_const_operand, int8_operand, uint16_operand,
16249 reg_or_int16_operand, reg_or_uint16_operand,
16250 reg_or_cmp_int16_operand, cmp_int16_operand,
16251 seth_add3_operand): Likewise.
16253 2007-07-03 Eric Christopher <echristo@gmail.com>
16255 * libgcc2.h: Conditionally declare __bswapsi2 and
16258 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
16260 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
16263 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16266 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
16267 (__gthrw_pragma): Provide default definition.
16268 (__gthrw2): Use it.
16269 * gthr-posix.c (__gthrw_pragma): Define.
16271 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
16273 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
16274 before declaring inequality.
16276 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
16278 * combine.c (recog_for_combine): Log the success or failure of
16279 matching new insn patterns against the machine description in
16282 2007-07-03 Revital Eres <eres@il.ibm.com>
16284 * ddg.c (print_sccs): New function.
16285 (check_sccs): New function.
16286 (create_ddg_all_sccs): Use it.
16287 * ddg.h (print_sccs): Declare.
16288 * modulo-sched.c (sms_order_nodes): Call print_sccs.
16290 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
16292 * targhooks.h (default_mode_for_suffix): New function declaration.
16293 * targhooks.c (default_mode_for_suffix): New default target hook.
16294 * target.h (struct c): New structure in the targetm struct.
16295 (mode_for_suffix): New target hook as part of struct c.
16296 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
16297 default_mode_for_suffix.
16298 (TARGET_C): New define.
16299 * c-lex.c: Include "target.h".
16300 (interpret_float): Use targetm.c.mode_for_suffix to determine
16301 the mode for a given non-standard suffix.
16302 Makefile.in (c-lex.o): Depend on $(TARGET_H).
16304 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
16305 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
16307 * doc/extend.texi (Floating Types): New node. Document __float80 and
16308 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
16310 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
16313 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
16314 predicate instead of target_operand.
16315 (divsi3_i1_media, divsi3_media_2): Likewise.
16317 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
16319 * tree.h (alias_sets_might_conflict_p): Rename into
16320 alias_sets_must_conflict_p.
16321 * alias.c (alias_sets_might_conflict_p): Likewise.
16322 (alias_sets_conflict_p): Use it.
16323 (objects_must_conflict_p): Likewise.
16324 * c-common.c (strict_aliasing_warning): Adjust.
16326 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16328 * rtlhooks.c (gen_lowpart_if_possible): Check for
16329 invalid subreg before calling gen_lowpart_SUBREG.
16331 2007-07-02 Geoffrey Keating <geoffk@apple.com>
16333 * config/darwin9.h: Add copyright notice.
16334 (LINK_COMMAND_SPEC): Add comment.
16335 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
16336 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
16337 DARWIN_LIBSYSTEM_HAS_UNWIND.
16339 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16342 * omp-low.c (check_combined_parallel): New function.
16343 (lower_omp_parallel): Call it via walk_stmts, set
16344 OMP_PARALLEL_COMBINED if appropriate.
16345 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
16346 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
16347 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
16348 don't consider it as combined parallel.
16350 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16352 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16353 (gcc_tooldir): Likewise.
16354 * configure: Regenerate.
16355 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16356 old configure.ac gcc_tooldir setting.
16357 (prefix_to_exec_prefix): New variable.
16358 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16359 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16361 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
16363 Fix PR tree-optimization/32583
16364 Fix PR tree-optimization/32584
16365 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
16366 (phi_translate_set): Use phi_translate directly now.
16367 (make_values_for_stmt): Don't value number RHS if we already know
16370 2007-07-02 Steve Ellcey <sje@cup.hp.com>
16371 Jim Wilson <wilson@specifix.com>
16374 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
16377 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
16378 Richard Sandiford <richard@codesourcery.com>
16379 Nigel Stephens <nigel@mips.com>
16381 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
16382 (mips16e_output_save_restore): Declare.
16383 (mips16e_save_restore_pattern_p): Likewise.
16384 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
16385 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
16386 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
16387 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
16388 (BITSET_P): New global macro, extracted from...
16389 (mips_for_each_saved_reg): ...here.
16390 (mips16e_save_restore_info): New struct.
16391 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
16392 (mips16e_save_restore_regs): New variable.
16393 (mips_split_plus, mips16e_find_first_register): New functions.
16394 (mips16e_mask_registers): New function.
16395 (compute_frame_size): Expand the commentary before the function.
16396 Enforce the MIPS16e save and restore register range restrictions.
16397 Pad the general register save area at the low end.
16398 (mips16e_save_restore_reg, mips16e_build_save_restore)
16399 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
16400 (mips16e_output_save_restore, mips16e_collect_propagate_value)
16401 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
16403 (mips_expand_prologue, mips_expand_epilogue): Handle
16404 GENERATE_MIPS16E_SAVE_RESTORE.
16405 * config/mips/mips.md (*mips16e_save_restore): New pattern.
16407 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
16409 PR tree-optimization/31966
16410 PR tree-optimization/32533
16411 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
16412 "basic_block" description as its third argument. Update function
16413 calls to get destination bb from "edge" argument. Save "cond" into
16414 aux field of the edge. Update prototype for changed arguments.
16415 (if_convertible_loop_p): Clear aux field of incoming edges if bb
16417 (find_phi_replacement_condition): Operate on incoming edges, not
16418 on predecessor blocks. If there is a condition saved in the
16419 incoming edge aux field, AND it with incoming bb predicate.
16420 Return source bb of the first edge.
16421 (clean_predicate_lists): Clean aux field of outgoing node edges.
16422 (tree_if_conversion): Do not initialize cond variable. Move
16423 variable declaration into the loop.
16424 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
16425 initializations of new_stmt, arg0 and arg1 variables.
16427 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16429 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
16430 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
16432 2007-07-02 Richard Guenther <rguenther@suse.de>
16434 * tree-ssa.c (useless_type_conversion_p): Document
16435 future intent as defining the middle-end type system.
16436 Re-structure to call langhook last, group by type class,
16437 mark questionable parts.
16439 2007-07-02 Richard Guenther <rguenther@suse.de>
16441 * tree-flow.h (types_compatible_p): Declare.
16442 * tree-ssa.c (types_compatible_p): New function.
16443 * ipa-type-escape.c (discover_unique_type): Use
16444 types_compatible_p instead of lang_hooks.types_compatible_p.
16445 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16446 * tree-vn.c (expressions_equal_p): Likewise.
16447 * tree.c (fields_compatible_p): Likewise.
16448 * tree-ssa-dom.c (avail_expr_eq): Likewise.
16449 (cprop_operand): Use useless_type_conversion_p instead of
16450 lang_hooks.types_compatible_p.
16451 * tree-inline.c (setup_one_parameter): Likewise.
16452 (declare_return_variable): Likewise.
16453 * tree-nrv.c (tree_nrv): Likewise.
16454 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16455 (maybe_fold_offset_to_component_ref): Likewise.
16456 (maybe_fold_offset_to_reference): Likewise.
16457 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16458 (merge_alias_info): Likewise.
16459 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16460 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16461 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16462 * tree-tailcall.c (find_tail_calls): Likewise.
16463 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16464 * gimplify.c (canonicalize_addr_expr): Likewise.
16465 (fold_indirect_ref_rhs): Likewise.
16466 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16467 (cpt_same_type): Likewise.
16468 (check_pointer_types_r): Swap parameters to cpt_same_type
16470 * fold-const.c (fold_convert): Revert fix for PR15988.
16471 * tree-inline.c (setup_one_parameter): Instead fix it here by
16472 using fold_build1 instead of fold_convert and checking for
16473 error_mark_node. Convert only if the conversion is necessary.
16475 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16477 * configure.ac: Check for .gnu_attribute on Power.
16478 * configure: Regenerate.
16479 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16480 attribute for floating-point ABI.
16482 2007-07-02 Ira Rosen <irar@il.ibm.com>
16484 PR tree-optimization/32230
16485 PR tree-optimization/32477
16486 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16487 address is a constant.
16489 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16491 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16492 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16493 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16494 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16495 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16496 64-bit targets. Add support for *-elfoabi*.
16497 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16498 different settings if $(tm_defines) does not select the EABI.
16499 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16500 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16501 (MIPS_ARCH_OPTION_SPEC): Likewise.
16502 (MIPS_ISA_LEVEL_SPEC): Likewise.
16503 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16504 * config/mips/elfoabi.h: New file.
16506 2007-07-02 Richard Guenther <rguenther@suse.de>
16508 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16509 (useless_type_conversion_p): ... this.
16510 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16511 (useless_type_conversion_p): ... this.
16512 * builtins.c (fold_builtin_memory_op): Rename
16513 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16514 * tree-cfg.c (verify_expr): Likewise.
16515 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16516 * tree-ssa-ccp.c (ccp_fold): Likewise.
16517 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16518 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16519 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16520 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16521 * tree-ssa-pre.c (eliminate): Likewise.
16522 * tree-ssa.c (delete_tree_ssa): Likewise.
16523 (tree_ssa_useless_type_conversion): Likewise.
16524 * tree.c (build2_stat): Likewise.
16526 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16528 Fix PR tree-optimization/32571
16529 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16532 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16534 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16535 and other expected operations explicitly, change default to
16538 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16540 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16542 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16543 (tls_load_dot_plus_eight): Move the label number into the unspec.
16544 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16546 2007-07-01 Andreas Schwab <schwab@suse.de>
16548 * dwarf2out.c (initial_return_save): Define only if used.
16550 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16552 Unreverting Richard's Revert of:
16554 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16556 * dce.c (deletable_insn_p_1): New function, split out from...
16557 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16558 specially, not those inside PARALLELs. Remove BODY argument
16559 and adjust recursive call accordingly.
16560 (prescan_insns_for_dce): Update call to delete_insn_p.
16562 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16563 Revital Eres <eres@il.ibm.com>
16565 * ddg.c (create_ddg_all_sccs): Fix missed
16566 initialization of scc_nodes.
16568 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16570 PR middle-end/32559
16571 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16572 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16574 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16576 * configure.ac: Check for .gnu_attribute on MIPS.
16577 * configure, config.in: Regenerate.
16578 * config/mips/mips.c (mips_file_start): If supported, output
16579 attribute for floating-point ABI.
16581 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16584 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16585 (ffs_cmove): New expander to expand using ctz pattern.
16586 (*ffs_cmove): Remove pattern.
16587 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16588 (ffsdi2): Expand using ctz pattern.
16589 (*ffs_rex64): Remove pattern.
16591 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16593 PR rtl-optimization/32296
16594 * pa.md (return): Delete pattern.
16595 (return_internal): Remove "(const_int 1)" from pattern.
16596 (epilogue): Use return_internal pattern for trivial returns.
16597 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16598 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16600 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16602 * tree-ssa-pre.c (is_exception_related): New function
16603 (can_value_number_operation): Use it.
16605 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16607 Fix PR tree-optimization/32540
16608 Fix PR tree-optimization/31651
16610 * tree-ssa-sccvn.c: New file.
16612 * tree-ssa-sccvn.h: Ditto.
16614 * tree-vn.c: Include tree-ssa-sccvn.h
16615 (val_expr_paid_d): Removed.
16616 (value_table): Ditto.
16617 (vn_compute): Ditto.
16618 (val_expr_pair_hash): Ditto.
16619 (val_expr_pair_expr_eq): Ditto.
16620 (copy_vuses_from_stmt): Ditto.
16621 (vn_delete): Ditto.
16623 (shared_vuses_from_stmt): Ditto.
16624 (print_creation_to_file): Moved up.
16625 (sort_vuses): Ditto.
16626 (sort_vuses_heap): Ditto.
16627 (set_value_handle): Make non-static.
16628 (make_value_handle): Ditto.
16629 (vn_add): Rewritten to use sccvn lookups.
16630 (vn_add_with_vuses): Ditto.
16631 (vn_lookup): Ditto (and second argument removed).
16632 (vn_lookup_with_vuses): Ditto.
16633 (vn_lookup_or_add): Ditto (and second argument removed);
16634 (vn_lookup_or_add_with_vuses): Ditto.
16635 (vn_lookup_with_stmt): New.
16636 (vn_lookup_or_add_with_stmt): Ditto.
16637 (create_value_handle_for_expr): Ditto.
16639 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16640 (seen_during_translate): New function.
16641 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16642 (phi_trans_add): Ditto.
16643 (constant_expr_p): FIELD_DECL is always constant.
16644 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16645 Use constant_expr_p.
16646 Avoid infinite recursion on mutually valued expressions.
16647 Change callers of vn_lookup_or_add.
16648 (phi_translate): New function.
16649 (compute_antic_safe): Allow phi nodes.
16650 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16651 (find_or_generate_expression): Rewrite slightly.
16652 (create_expression_by_pieces): Updated for vn_lookup_or_add
16654 Update VN_INFO for new names.
16655 (insert_into_preds_of_block): Update for new names.
16656 (add_to_exp_gen): New function.
16657 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16658 (find_existing_value_expr): Rewrite to changed vn_lookup.
16659 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16660 (try_look_through_load): Removed.
16661 (try_combine_conversion): Ditto.
16662 (get_sccvn_value): New function.
16663 (make_values_for_phi): Ditto.
16664 (make_values_for_stmt): Ditto.
16665 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16667 (init_pre): Update for SCCVN changes.
16669 (execute_pre): Ditto.
16671 * tree-flow.h (make_value_handle): Declare.
16672 (set_value_handle): Ditto.
16673 (sort_vuses_heap): Ditto.
16674 (vn_lookup_or_add_with_stmt): Ditto.
16675 (vn_lookup_with_stmt): Ditto.
16676 (vn_compute): Remove.
16678 (vn_delete): Ditto.
16679 (vn_lookup): Update arguments.
16681 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16682 (tree-vn.o): Ditto.
16683 (tree-ssa-sccvn.o): New.
16684 (OBJS-common): Add tree-ssa-sccvn.o
16686 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16689 * c-typeck.c (build_external_ref): Don't mark as used if called
16691 * calls.c (rtx_for_function_call): Likewise.
16693 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16697 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16699 * dce.c (deletable_insn_p_1): New function, split out from...
16700 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16701 specially, not those inside PARALLELs. Remove BODY argument
16702 and adjust recursive call accordingly.
16703 (prescan_insns_for_dce): Update call to delete_insn_p.
16705 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16707 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16708 (try_combine): Move potential calls to undo_all() so they happen
16709 before we commit to using the combined insns.
16711 2007-06-30 Jan Hubicka <jh@suse.cz>
16713 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16716 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16718 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16719 (cgraph_remove_unreachable_nodes): Likewise.
16720 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16721 * ipa-inline.c (update_caller_keys): Cast according to the coding
16723 (cgraph_decide_recursive_inlining): Likewise.
16724 (cgraph_decide_inlining_of_small_function): Likewise.
16725 (try_inline): Likewise.
16726 (cgraph_decide_inlining_incrementally): Likewise.
16727 * ipa-pure-const.c (get_function_state): Likewise.
16728 (scan_function): Likewise.
16729 (analyze_function): Likewise.
16730 (static_execute): Likewise.
16731 * ipa-reference.c (scan_for_static_refs): Likewise.
16732 (merge_callee_local_info): Likewise.
16733 (analyze_function): Use type safe memory macros.
16734 (static_execute): Likewise. Cast according to the coding conventions.
16735 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16737 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16739 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16740 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16743 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16745 PR middle-end/30024
16746 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16747 for complex modes (both int and real).
16749 2007-06-29 Jan Hubicka <jh@suse.cz>
16751 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16753 2007-06-29 Jan Hubicka <jh@suse.cz>
16755 PR middle-end/32372
16756 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16759 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16762 * config/avr/avr.c: Include dataflow header file.
16763 (expand_prologue): Adjust for prologue insn change.
16764 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16767 2007-06-29 Richard Guenther <rguenther@suse.de>
16769 PR middle-end/32493
16770 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16771 during type verification.
16773 2007-06-29 Jan Hubicka <jh@suse.cz>
16775 * recog.c (validate_change_rtx_1): Unshare TO argument.
16777 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16779 PR tree-optimization/24659
16780 * tree-vect-transform.c (vectorizable_call): Handle
16781 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16783 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16784 * config/i386/i386.c (enum ix86_builtins)
16785 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16786 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16788 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16789 const using def_builtin_const.
16790 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16791 input operands in the same modes as the result.
16792 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16794 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16796 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16797 (df_set_dead_notes_for_mw): Likewise.
16799 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16801 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16803 2007-06-28 DJ Delorie <dj@redhat.com>
16805 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16807 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16809 * doc/invoke.texi (C++ Dialect Options): Document
16810 fvisibility-ms-compat.
16811 * c.opt (fvisibility-ms-compat): New.
16813 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16816 * tree-affine.c (aff_combination_add_elt): Handle
16817 pointer addition specially.
16819 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16821 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16822 decl is non-external for AIX ABI.
16824 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16826 * config/rs6000/predicates.md (current_file_function_operand):
16827 Ensure the symbol is non-external for AIX ABI.
16829 2007-06-28 Nick Clifton <nickc@redhat.com>
16831 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16832 (fdce, fdse, fpredictive-commoning): Likewise.
16834 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16837 * gcc.c (process_command): Recognize the new -static-libgfortran
16840 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16843 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16844 Use a call clobbered hard reg instead of a pseudo reg.
16846 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16848 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16850 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16853 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16854 REG_LIBCALL and REG_RETVAL notes.
16855 (divsi3, mulsi3): Likewise.
16856 (mulhisi3): Likewise. Use emit_libcall_block.
16857 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16859 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16861 PR rtl-optimization/32481
16862 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16864 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16866 * dce.c (deletable_insn_p_1): New function, split out from...
16867 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16868 specially, not those inside PARALLELs. Remove BODY argument
16869 and adjust recursive call accordingly.
16870 (prescan_insns_for_dce): Update call to delete_insn_p.
16872 2007-06-27 Richard Guenther <rguenther@suse.de>
16874 PR middle-end/32492
16875 * tree.h (fold_convertible_p): Declare.
16876 * fold-const.c (fold_convertible_p): New function.
16877 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16878 instead of lang_hooks.types_compatible_p.
16880 2007-06-26 Jan Hubicka <jh@suse.cz>
16882 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16883 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16884 early use validate_unshare_change.
16885 (reload_combine): Likewise.
16886 * recog.c (change_t): New field unshare.
16887 (validate_change_1): Rename from validate_change; add argument unshare.
16888 (validate_change): Turn into wrapper of validate_change_1; update
16889 prototype for bools.
16890 (validate_unshare_change): New.
16891 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16892 calls of df_insn_rescan.
16893 * recog.h (validate_change): Replace ints by bools.
16894 (validate_unshare_change): Declare.
16896 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16898 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16900 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16902 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16904 2007-06-25 Jan Hubicka <jh@suse.cz>
16906 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16908 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16909 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16910 places other call site specific checks are performed.
16912 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16915 * tree-vect-transform.c (vectorizable_operation): Convert
16916 POINTER_PLUS_EXPR over to PLUS_EXPR.
16918 2007-06-25 Chao-ying Fu <fu@mips.com>
16920 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16921 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16922 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16923 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16925 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16926 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16927 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16928 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16929 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16930 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16931 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16932 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16933 ALL_FIXED_POINT_MODE_P): New define.
16934 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16936 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16938 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16939 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16940 MODE_VECTOR_UACCUM): New mode classes.
16942 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16943 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16944 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16947 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16948 (blank_mode): Initialize ibit and fbit.
16949 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16950 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16952 (new_adjust): Change required_class to required_class_from and
16953 required_class_to for testing within a range.
16954 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16955 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16956 MODE_VECTOR_UACCUM.
16957 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16958 (make_fixed_point_mode): New.
16959 (_ADD_ADJUST): Change C to C1 and C2.
16960 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16961 use a range for machine classes.
16962 (ADJUST_IBIT, ADJUST_FBIT): New.
16963 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16965 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16966 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16967 Emit adjustment for ibit and fbit.
16968 (emit_mode_ibit, emit_mode_fbit): New.
16969 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16971 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16973 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16974 as the source of the set.
16976 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16978 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16979 FP_REGNO_P): Use IN_RANGE.
16980 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16981 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16982 (DATA_REG_P): Use DATA_REGNO_P.
16983 (FP_REG_P): Use FP_REGNO_P.
16984 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16985 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16986 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16988 2007-06-24 Jan Hubicka <jh@suse.cz>
16990 PR middle-end/30563
16991 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16993 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16995 PR middle-end/32461
16996 * fold-const.c (fold_binary): Strip nops of operand 0
16997 of BIT_NOT_EXPR before calling operand_equal_p.
16998 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16999 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
17001 2007-06-23 Mark Mitchell <mark@codesourcery.com>
17003 * doc/extend.texi: Document that dllimport and dllexport imply
17004 default visibility.
17005 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
17006 imported or exported declaration, including type declarations.
17007 * c-common.c (handle_visibility_attribute): Check for conflicts
17008 with dllimport/dllexport.
17009 (c_determine_visibility): Handle dllimport/dllexport as an
17010 explicit visibility atttribute.
17012 2007-06-23 Richard Guenther <rguenther@suse.de>
17014 PR tree-optimization/16876
17015 PR middle-end/29478
17016 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
17018 * tree-inline.c (initialize_inlined_parameters): Do not call
17019 lang_hooks.tree_inlining.convert_parm_for_inlining.
17020 * cgraphbuild.c (initialize_inline_failed): Set inline failed
17021 reason for mismatched types.
17022 * gimplify.c (gimplify_call_expr): Verify the call expression
17023 arguments match the called function type signature. Otherwise
17024 mark the call expression to be not considered for inlining
17025 using CALL_CANNOT_INLINE_P flag.
17026 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
17027 edges call expression.
17028 (cgraph_decide_inlining_of_small_function): Likewise.
17029 (cgraph_decide_inlining): Likewise.
17030 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
17032 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
17033 * c-typeck.c (c_convert_parm_for_inlining): Remove.
17034 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
17035 Remove declaration.
17036 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
17037 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
17039 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
17040 convert_parm_for_inlining member.
17042 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
17045 * arm.md (negscc): Match the correct operand for optimized LT0 test.
17046 Remove optimization for GT.
17048 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
17050 PR middle-end/32437
17051 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
17053 (prescan_insns_for_dce): Add extra parameter.
17055 2007-06-23 Jan Hubicka <jh@suse.cz>
17057 PR middle-end/31541
17058 * gimplify.c (mark_addressable): New function.
17059 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
17061 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17063 PR middle-end/32374
17064 * expr.c (store_constructor): Do not clobber non-zeroed memory.
17066 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17069 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
17070 moves between MMX/SSE registers to at least 8 units to prevent
17071 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
17073 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17075 * config/i386/i386.c (override_options): Correct x86_sahf
17078 2007-06-21 David Daney <ddaney@avtrex.com>
17081 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
17082 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
17083 (exception_receiver): Renamed to ...
17084 (nonlocal_goto_receiver): ... this.
17086 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
17088 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
17089 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
17090 partial register accesses.
17092 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
17094 * fold-const.c (debug_fold_checksum): Move it under
17095 ENABLE_FOLD_CHECKING.
17097 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17099 PR middle-end/20623
17100 * tree.h (debug_fold_checksum): Declared.
17101 * fold-const.c (build_fold_addr_expr_with_type_1): New.
17102 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
17103 build_fold_addr_expr_with_type_1.
17104 (fold_addr_expr, debug_fold_checksum): New.
17105 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
17106 (fold_unary, fold_comparison, split_address_to_core_and_offset):
17107 Use fold_addr_expr.
17109 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17111 PR tree-optimization/19590
17112 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
17113 of scev is a constant.
17115 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17117 * df-problems.c (df_note_bb_compute): Made computation of live
17118 info consistent with df_lr.
17120 2007-06-21 Richard Guenther <rguenther@suse.de>
17122 PR tree-optimization/32453
17123 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
17124 for pointer anti-range.
17126 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
17128 * config/i386/i386.c (processor_target_table): Increase maximum
17129 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
17132 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
17133 byte alignment if > 8 byte alignment is preferred.
17134 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17136 2007-06-21 Jakub Jelinek <jakub@redhat.com>
17138 PR tree-optimization/31866
17139 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
17140 if ASM_EXPR's input is not a SSA_NAME.
17142 PR middle-end/32362
17143 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
17144 but decl is a global var, instead return decl.
17145 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
17146 even for is_global_var decls, if they are private in some outer
17149 2007-06-21 Richard Guenther <rguenther@suse.de>
17151 PR tree-optimization/32451
17152 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
17154 2007-06-21 Christian Bruel <christian.bruel@st.com>
17156 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
17157 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
17158 (push_regs): Changed saving order or banked registers.
17159 (sh_expand_epilogue): Likewise.
17160 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
17161 (FIRST_BANKED_REG): Likewise.
17162 (LAST_BANKED_REG): Likewise.
17163 * config/sh/sh.md (banked) New attribute.
17164 (in_delay_slot): Check banked attribute.
17166 2007-06-20 Sebastian Pop <sebpop@gmail.com>
17168 PR tree-optimization/32075
17169 * tree-data-ref.c (subscript_dependence_tester_1,
17170 analyze_miv_subscript, analyze_overlapping_iterations,
17171 add_distance_for_zero_overlaps, build_classic_dist_vector,
17172 subscript_dependence_tester_1, analyze_overlapping_iterations,
17173 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
17174 compute_affine_dependence, compute_all_dependences): Pass loop_nest
17175 to evolution_function_is_affine_multivariate_p.
17177 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17179 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
17181 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
17184 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
17186 * config/m32c/prologue.md (epilogue_exitd_16): New.
17187 (epilogue_reit_16): New.
17188 (epilogue_exitd): Rename to epilogue_exitd_24.
17189 (epilogue_reit): Rename to epilogue_reit_24.
17191 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
17192 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17194 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
17196 * haifa-sched.c (queue_to_ready): Don't requeue next insn
17197 if dbg_cnt (sched_insn) reaches the limit.
17198 (choose_ready): New parameter INSN_PTR and new return value.
17199 (schedule_block): Handle dbg_cnt (sched_insn). Handle
17200 the new return value from choose_ready.
17201 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
17202 (rest_of_handle_global_alloc): New global_alloc_at_func.
17204 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
17206 PR tree-optimization/25737
17207 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
17208 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
17209 * tree-flow.h (struct fieldoff): Add new field alias_set.
17210 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
17211 argument addressable_type. Set alias_set of fieldoff.
17212 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
17213 (create_overlap_variables_for): Pass alias_set from fieldoff to
17215 * alias.c (get_alias_set): Use alias_set from SFT if set.
17217 2007-06-20 Hui-May Chang <hm.chang@apple.com>
17219 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
17220 of a variable as an unsigned HOST_WIDE_INT integer.
17222 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
17224 PR rtl-optimization/32405
17225 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
17227 2007-06-20 Jakub Jelinek <jakub@redhat.com>
17229 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
17231 PR middle-end/31959
17232 * builtins.c: Include diagnostic.h.
17233 (expand_builtin_expect): Make gcc_assert more permissive.
17234 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
17236 PR inline-asm/32109
17237 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
17240 PR middle-end/32285
17241 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
17242 if ACCUMULATE_OUTGOING_ARGS.
17244 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17246 * config/m68hc11/m68hc11.c: Include dataflow header file.
17247 (m68hc11_reorg): Port to dataflow.
17249 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17251 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
17252 (struct df_problem.free_blocks_on_set_blocks): New field.
17253 (struct dataflow.optional_p): New field.
17254 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17255 (df_live_set_all_dirty): New function.
17256 * df-scan.c (df_scan_alloc): Initialize optional_p.
17257 (problem_SCAN): Initialize free_blocks_on_set_blocks.
17258 * df-core.c (df_set_blocks): Removed use of
17259 DF_FIRST_OPTIONAL_PROBLEM. Now uses
17260 df_problem.free_blocks_on_set_blocks to determine which blocks are
17262 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
17263 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
17264 uses dataflow.optional_p to determine if problem should be
17266 (rest_of_handle_df_initialize): Only start live problem if
17268 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17269 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
17270 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
17271 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
17272 problem_NOTE): Initialize free_blocks_on_set_blocks.
17273 (df_lr_bb_local_compute): Recompute luids if df_live problem is
17275 (df_live_set_all_dirty, df_note_alloc): New function.
17276 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
17278 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
17279 * postreload.c (reload_combine): Ditto.
17280 * cse.c (cse_extended_basic_block): Ditto.
17281 * regmove.c (mark_flags_life_zones): Ditto.
17282 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
17283 erase_matching_seqs): Ditto.
17284 * bt-load.c (compute_defs_uses_and_gen): Ditto.
17285 * integrate (allocate_initial_values): Ditto.
17286 * combine.c (reg_dead_at_p): Ditto.
17287 * resource.c (mark_target_live_regs): Ditto.
17288 * sched-rgn.c (check_live_1, update_live_1): Ditto.
17289 * config/sh/sh.c (find_r0_life_regions): Ditto.
17290 * global.c (rest_of_handle_global_alloc): Only add back df_live
17292 * local-alloc.c (rest_of_handle_local_alloc): Only remove
17293 df_live for -O > 1.
17294 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
17296 (if_convert): Make sure df_live is there at -O == 1.
17297 (pass_if_after_combine): Cleanup flags.
17298 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
17299 is there at -O == 1.
17301 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
17303 * config/arm/arm.c (arm_get_frame_offsets): Set
17304 offsets->locals_base to avoid negative stack size.
17305 (thumb1_expand_prologue): Assert on negative stack size.
17307 2007-06-19 Sebastian Pop <sebpop@gmail.com>
17309 PR tree-optimization/32367
17310 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
17311 of the chrec has no evolution in that loop.
17312 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
17314 2007-06-19 Bob Wilson <bob.wilson@acm.org>
17316 * config/xtensa/xtensa.c: Include "df.h".
17317 (xtensa_builtin_saveregs): Use adjust_address instead of
17319 (xtensa_va_start): Invoke make_tree with sizetype for
17320 expand_builtin_saveregs and then convert the result to a pointer.
17321 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
17322 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
17323 Subtract argument size from index value as integers and then use
17324 POINTER_PLUS_EXPR to add the result to the array address.
17326 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17329 * config/m32c/m32c.c: Include dataflow header file.
17330 (m32c_emit_prologue): Adjust for prologue insn change.
17331 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
17332 once inside a PARALLEL. Assume frame size passed in operand 0
17333 includes space to save the fb register.
17334 (prologue_enter_24): Likewise.
17335 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
17337 2007-06-19 David Daney <ddaney@avtrex.com
17340 * config/mips/mips.md (cprestore): Mark $gp as used.
17342 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17345 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
17346 (frv_ifcvt_modify_insn): Likewise.
17348 2007-06-19 Richard Guenther <rguenther@suse.de>
17350 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
17351 only handle positive offsets that fit in a HOST_WIDE_INT.
17353 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
17355 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
17356 result of rsqrt insn for zero input argument to avoid NaN.
17358 2007-06-19 Richard Guenther <rguenther@suse.de>
17360 PR middle-end/31950
17361 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
17363 2007-06-19 Jakub Jelinek <jakub@redhat.com>
17365 PR tree-optimization/32353
17366 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
17368 2007-06-19 Nick Clifton <nickc@redhat.com>
17370 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
17372 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17375 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
17376 * config/i386/i386.c (assign_386_stack_local): Assert that
17377 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
17378 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
17379 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
17380 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
17382 2007-06-18 Steve Ellcey <sje@cup.hp.com>
17384 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
17386 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
17388 PR rtl-optimization/32321
17389 * gcse.c (replace_store_insn): Update the note before
17390 calling emit_insn_after.
17392 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17394 PR middle-end/32355
17395 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
17397 * df-problems.c (df_note_bb_compute): Fix dumping info.
17399 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
17401 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
17402 insn with emit_jump_insn.
17404 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17406 PR tree-optimization/32383
17407 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
17408 * targhooks.h (default_builtin_reciprocal): Update prototype.
17409 * target.h (struct gcc_target): Update builtin_reciprocal.
17410 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
17411 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
17412 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
17413 when fndecl is in BUILT_IN_MD class.
17414 (execute_convert_to_rsqrt): Ditto.
17416 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
17417 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
17418 Convert BUILT_IN_SQRTF code only when md_fn is false.
17420 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
17422 * bt-load.c (move_btr_def): Fix the order of arguments
17423 to validate_replace_rtx.
17425 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
17427 * config/m68k/m68k-devices.def: Add 54450..54455.
17429 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
17431 PR rtl-optimization/32366
17432 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
17433 FLOAT_EXTEND]: Prevent non-scalar modes from entering
17436 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17438 PR middle-end/32349
17439 * modulo-sched (generate_reg_moves): Added rescan parameter and if
17440 this is true, rescan insn being modified.
17441 (sms_schedule): Added rescan parameter.
17442 (rest_of_handle_sms): Moved freeing of dominance info to before
17443 getting out of cfg_layout.
17445 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
17447 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17448 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17451 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17452 FL_CF_EMAC from the entry for isac.
17454 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17455 (const_sibcall_operand): New.
17456 (sibcall_operand): Use it.
17457 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17458 (m68k_isas): ISAC does not imply FPU or EMAC.
17459 (override_options): Add ISA_C logic for symbolic jump & call.
17461 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17463 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17464 return mode from the builtin itself.
17465 (sparc_fold_builtin): Fix cast of zero constant.
17467 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17469 * targhooks.c (default_builtin_reciprocal): New default target hook.
17470 * targhooks.h (default_builtin_reciprocal): Add prototype.
17471 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17472 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17473 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17474 default_builtin_reciprocal.
17476 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17478 PR middle-end/31723
17479 * hooks.c (hook_tree_tree_bool_null): New hook.
17480 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17481 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17482 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17483 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17484 and convert it to reciprocal a*rfunc(b).
17485 (execute_convert_to_rsqrt): New function.
17486 (gate_convert_to_rsqrt): New function.
17487 (pass_convert_to_rsqrt): New pass definition.
17488 * target.h (struct gcc_target): Add builtin_reciprocal.
17489 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17490 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17491 TARGET_BUILTIN_RECIPROCAL.
17492 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17494 * config/i386/i386.h (TARGET_RECIP): New define.
17495 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17496 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17497 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17498 and not optimizing for size.
17499 (*rcpsf2_sse): New insn pattern.
17500 (*rsqrtsf2_sse): Ditto.
17501 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17502 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17503 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17504 and not optimizing for size.
17505 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17506 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17507 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17508 and not optimizing for size.
17509 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17510 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17511 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17512 and not optimizing for size.
17513 (*sse_rsqrtv4sf2): Do not export.
17514 (sqrtv4sf2): Ditto.
17515 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17516 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17517 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17518 and not optimizing for size.
17519 (sqrtv4sf2): Ditto.
17520 * config/i386/i386.opt (mrecip): New option.
17521 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17522 (ix86_emit_swsqrtsf): Ditto.
17523 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17524 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17525 builtin definition.
17526 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17527 ix86_expand_unop1_builtin.
17528 (ix86_emit_swdivsf): New function.
17529 (ix86_emit_swsqrtsf): Ditto.
17530 (ix86_builtin_reciprocal): New function.
17531 (TARGET_BUILTIN_RECIPROCAL): Use it.
17532 (ix86_vectorize_builtin_conversion): Rename from
17533 ix86_builtin_conversion.
17534 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17535 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17536 "i386 and x86_64 Options" section.
17537 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17539 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17540 Zdenek Dvorak <dvorakz@suse.cz>
17541 Richard Guenther <rguenther@suse.de>
17542 Kaz Kojima <kkojima@gcc.gnu.org>
17544 * tree-vrp.c (compare_values_warnv): Convert val2 to
17546 (extract_range_from_assert): Create
17547 POINTER_PLUS_EXPR for pointer types.
17548 (extract_range_from_binary_expr): Handle
17549 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17551 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17552 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17553 POINTER_PLUS_EXPR as PLUS_EXPR.
17554 (number_of_iterations_lt_to_ne):
17555 For pointer types, use sizetype when
17556 creating MINUS_EXPR/PLUS_EXPRs.
17557 (assert_loop_rolls_lt): For pointer types, use sizetype when
17558 creating MINUS_EXPR/PLUS_EXPRs.
17559 (number_of_iterations_le): Likewise.
17560 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17561 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17562 like PLUS_EXPR and MINUS_EXPR.
17563 * tree-pretty-print.c (dump_generic_node): Handle
17565 (op_prio): Likewise.
17566 (op_symbol_1): Likewise.
17567 * optabs.c (optab_for_tree_code): Likewise.
17568 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17570 * tree-tailcall.c (process_assignment): Mention
17571 POINTER_PLUS_EXPR in a TODO comment.
17572 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17573 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17574 not used with a pointer and an integer type.
17575 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17576 increment using chrec_convert_rhs instead of chrec_convert.
17577 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17578 PLUS_EXPR except for the right hand side's type will be
17580 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17581 (fold_used_pointer_cast): Kill.
17582 (pointer_offset_p): Kill.
17583 (fold_used_pointer): Kill.
17584 (pointer_used_p): Kill.
17585 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17586 call fold_used_pointer.
17587 (instantiate_parameters_1): Convert the increment
17588 using chrec_convert_rhs instead of chrec_convert.
17589 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17590 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17591 instead of PLUS_EXPR.
17592 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17593 PLUS_EXPR for pointers.
17594 (std_gimplify_va_arg_expr): Likewise.
17595 (fold_builtin_memory_op): Likewise.
17596 (fold_builtin_strstr): Likewise.
17597 (fold_builtin_strchr): Likewise.
17598 (fold_builtin_strrchr): Likewise.
17599 (fold_builtin_strpbrk): Likewise.
17600 (expand_builtin_memory_chk): Likewise.
17601 (fold_builtin_memory_chk): Likewise.
17602 (std_expand_builtin_va_start): Use
17603 sizetype for the call to make_tree and then convert
17604 to the pointer type.
17605 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17606 instead of PLUS_EXPR for adding to a pointer.
17607 (std_gimplify_va_arg_expr): Use fold_build2 for
17608 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17609 the operands to sizetype first and then cast the BIT_AND_EXPR
17610 back to the pointer type.
17611 * fold-const.c (build_range_check): Handle pointer types
17613 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17614 of PLUS_EXPR's. Make sure the offset is converted to
17616 (try_move_mult_to_index): Strip the NOPs from the offset.
17617 Remove code argument and replace all uses with PLUS_EXPR.
17618 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17619 specially. Don't use a pointer type for MINUS_EXPR.
17620 (fold_unary): Handle for (T1)(X op Y),
17621 only p+ as that is the only as that can be handled for
17622 binary operators now.
17623 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17625 <case PLUS_EXPR>: Add folding of PTR+INT into
17627 Don't call try_move_mult_to_index.
17628 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17629 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17630 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17631 Don't call try_move_mult_to_index.
17632 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17633 (tree_expr_nonzero_p): Likewise.
17634 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17635 of PLUS_EXPR for the complex expression folding.
17636 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17637 first chrec is a pointer type, then the second should
17638 be sizetype and not the first's type.
17639 For POINTER_PLUS_EXPR, use a different right hand side type.
17640 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17641 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17642 different right hand side type.
17643 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17644 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17645 instead of PLUS_EXPR.
17646 When either operand is zero, convert the other operand.
17647 (chrec_apply): Use chrec_convert_rhs
17648 on the argument x instead of chrec_convert.
17649 (reset_evolution_in_loop): For pointer types, the new_evol
17650 should be sizetype.
17651 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17652 different right hand side type.
17653 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17654 (chrec_convert_rhs): New function.
17655 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17656 different right hand side type.
17657 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17658 * tree-chrec.h (chrec_convert_rhs): New prototype.
17659 (build_polynomial_chrec): For pointer types, the right hand
17660 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17661 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17662 Remove subtraction case as it is always addition now.
17663 Make sure the offset is converted to sizetype.
17664 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17665 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17666 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17667 PLUS_EXPR in pointer type.
17668 Handle POINTER_PLUS_EXPR.
17669 (tree_to_aff_combination): Likewise.
17670 (force_expr_to_var_cost): Likewise.
17671 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17672 instead of PLUS_EXPR for pointers.
17673 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17674 instead of PLUS_EXPR of pointer types.
17675 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17677 (check_va_list_escapes): Likewise.
17678 (check_all_va_list_escapes): Likewise.
17679 * dwarf2out.c (loc_descriptor_from_tree_1):
17680 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17681 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17682 (string_constant): Likewise.
17683 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17684 the offset to the base, use POINTER_PLUS_EXPR.
17685 (add_to_parts): Convert the index to sizetype.
17686 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17687 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17688 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17689 Offset only holds something for PLUS_EXPR.
17690 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17692 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17694 (analyze_accesses_for_modify_stmt): Likewise.
17695 Remove comment about the type being integral type as it is
17697 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17699 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17701 Correct the type which the artimentic is done in (is now
17704 * tree-data-ref.c (split_constant_offset): Handle
17706 * tree-affine.c (tree_to_aff_combination): Likewise.
17707 * c-typeck.c (build_unary_op): For pointers create the increment
17708 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17710 * gimplify.c (gimplify_self_mod_expr): Create a
17711 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17712 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17713 * tree.def (POINTER_PLUS_EXPR): New tree code.
17714 * tree-predcom.c (ref_at_iteration): If we have a pointer
17715 type do the multiplication in sizetype.
17716 * tree-mudflap.c (mf_xform_derefs_1): Create a
17717 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17718 * tree-ssa-forwprop.c
17719 (forward_propagate_addr_into_variable_array_index):
17720 Don't expect there to be a cast for the index as that
17721 does not exist anymore.
17722 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17723 instead of PLUS_EXPR.
17724 Don't check for the first operand of the POINTER_PLUS_EXPR
17725 was the index as it cannot be.
17726 Call forward_propagate_addr_into_variable_array_index with
17727 the SSA_NAME instead of the statement.
17728 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17729 (compare_constant): Likewise.
17730 (copy_constant): Likewise.
17731 (compute_reloc_for_constant): Likewise.
17732 (output_addressed_constants): Likewise.
17733 (initializer_constant_valid_p): Likewise.
17734 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17735 Convert the MIN/MAX of the inner type to the outer
17736 type before comparing them.
17737 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17738 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17739 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17740 of PLUS_EXPR for pointers.
17741 * tree-inline.c (estimate_num_insns_1): Handle
17743 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17744 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17745 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17746 instead of PLUS_EXPR for the pointer increment statement.
17747 (vect_update_ivs_after_vectorizer): For pointer types, create
17748 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17749 MULT_EXPR in sizetype.
17750 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17752 * tree-object-size.c (plus_expr_object_size): Handle
17753 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17754 code which is trying to figure out which side is a pointer and
17756 (check_for_plus_in_loops_1): Likewise.
17757 (check_for_plus_in_loops): Likewise.
17758 * c-common.c (pointer_int_sum): Create a
17759 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17760 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17761 only POINTER_PLUS_EXPR. Removing all the extra
17762 code which is trying to figure out which side is a pointer and
17764 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17765 PLUS_EXPR and MINUS_EXPR.
17766 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17768 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17769 with make_tree, instead of a pointer type.
17770 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17771 for pointers instead of PLUS_EXPR.
17772 (s390_gimplify_va_arg): Likewise.
17773 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17774 instead of PLUS_EXPR when doing addition on pointer
17775 types. Use sizetype for the second operand.
17776 (spu_gimplify_va_arg_expr): Likewise.
17777 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17778 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17779 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17780 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17781 for the pointer addition and also use size_int/sizetype
17783 (ix86_gimplify_va_arg): Likewise.
17784 Perform BIT_AND_EXPR on sizetype arguments.
17785 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17786 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17787 for the pointer additions and also use size_int for the offsets.
17788 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17789 additions and also use size_int for the offsets. Perform
17790 BIT_AND_EXPR on sizetype arguments.
17791 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17792 POINTER_PLUS_EXPR for pointers and create the
17793 BIT_AND_EXPR in sizetype.
17794 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17795 instead of PLUS_EXPR for pointer addition.
17796 (rs6000_va_start): Likewise.
17797 Also use sizetype for the offset.
17798 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17799 as PLUS_EXPR/MINUS_EXPR.
17800 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17801 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17802 Don't use BIT_AND_EXPR on a pointer type, convert the
17803 expression to sizetype first.
17804 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17806 (mips_gimplify_va_arg_expr): Likewise.
17807 Don't create BIT_AND_EXPR in a pointer type.
17809 2007-06-15 Eric Christopher <echristo@apple.com>
17811 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17812 (x86_64-*-darwin*): Ditto.
17813 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17816 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17818 * doc/extend.texi: Document behavior of __attribute__((aligned))
17821 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17823 * rtlanal.c (note_stores): Improve documentation.
17825 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17827 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17828 LOCAL_LABEL_PREFIX): Delete.
17829 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17830 (bfin_internal_label): Delete.
17832 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17834 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17835 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17836 otherwise define to LIBGCC2_TF_CEXT.
17837 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17838 (LIBGCC_TF_CEXT): Ditto.
17841 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17843 PR rtl-optimization/32339
17844 * df-scan.c (df_uses_record): Don't modify flags but just add to
17845 it for df_ref_record.
17847 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17849 * tree-mudflap.c: Fix whitespace issues.
17851 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17853 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17855 2007-06-14 Eric Christopher <echristo@apple.com>
17857 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17858 (movv4sf): Use gcc_unreachable instead of abort.
17860 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17863 * config/i386/sfp-machine.h (CMPtype): New define.
17864 (mach stubs): Use CMPtype instead of int as a return type.
17866 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17868 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17869 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17870 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17871 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17872 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17873 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17874 config/soft-fp/soft-fp.h: Update from glibc CVS.
17876 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17878 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17880 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17883 * config/v850/v850.c: Include dataflow header file.
17884 (substitute_ep_register): Fix typo.
17886 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17888 * configure.ac: Fix earlier checkin.
17889 * configure: Regenerated.
17891 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17893 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17894 * aclocal.m4: Regenerate.
17895 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17896 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17897 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17898 * configure: Regenerate.
17899 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17901 * Makefile.in (quickstrap): Build libgcc too.
17903 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17905 * configure.ac: Add --enable-checking=df. Explicitly mention that
17906 the variables are initialized as for "release".
17907 * df-core.c: Use it.
17908 * configure: Regenerate.
17909 * config.in: Regenerate.
17911 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17913 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17914 validate_replace_rtx instead of replace_rtx.
17915 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17917 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17919 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17920 (DWARF2_UNWIND_INFO): Override default if configured with
17922 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17923 (ENDFILE_SPEC): Add crtend.o.
17924 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17925 (ENDFILE_SPEC): Add crtend.o.
17926 (TARGET_USE_JCR_SECTION): Define.
17927 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17929 * config/i386/cygming-crtbegin.c: New file.
17930 * config/i386/cygming-crtend.c: New file.
17932 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17934 * config/i386/w32-unwind.h: New file.
17936 2007-06-13 Eric Christopher <echristo@apple.com>
17938 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17939 the user set a value below STACK_BOUNDARY.
17941 2007-06-13 Thiemo Seufer <ths@networkno.de>
17943 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17944 imply -lpthread for -pthread.
17946 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17948 * basic-block.h: Remove the prototype for
17949 free_basic_block_vars.
17950 * cfglayout.h: Remove the prototype for
17951 insn_locators_initialize.
17952 * tree.h: Remove the prototype for emit_line_note.
17954 * tree-ssa-pre.c (mergephitemp): Remove.
17955 (init_pre): Don't use mergephitemp.
17957 2007-06-13 Eric Christopher <echristo@apple.com>
17959 * config/i386/i386.c (override_options): If we've specified
17960 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17962 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17964 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17967 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17969 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17970 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17971 (eh_store_handler): New pattern.
17972 (eh_return): Emit it instead of a plain move.
17974 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17976 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17977 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17978 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17981 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17983 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17984 (find_next_insn_start, find_load): New functions.
17985 (bfin_reorg): Use them to deal with the fact that parallel insns are
17986 no longer represented as a SEQUENCE.
17988 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17990 * config/sparc/sparc.c (sparc_override_options): Initialize
17991 fpu mask correctly.
17993 2007-06-13 Dave Korn <dave.korn@artimi.com>
17995 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17997 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17999 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
18000 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
18001 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
18002 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
18003 tree-vect-transform.c: Fix comment typos. Follow spelling
18006 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
18008 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
18009 to the exit block use set.
18010 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
18011 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
18012 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
18014 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
18016 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
18017 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
18018 to indicate an error.
18019 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
18021 (dbg_cnt_process_opt): Print an error on a bad argument.
18022 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
18023 * common.opt (-fdbg-cnt-list): New.
18024 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
18026 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
18028 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
18029 flag on ref-all pointers.
18031 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18033 PR middle-end/31579
18034 * expr.c (expand_expr_addr_expr_1): Call expand_expr
18035 for the offset with the modifier as EXPAND_INITIALIZER
18036 if the modifier is EXPAND_INITIALIZER.
18037 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
18038 a register if we had an overflow.
18040 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18042 * real.c (real_isfinite): New.
18043 (real_sqrt): Use it.
18044 * real.h (real_isfinite): New.
18045 * builtins.c: Use it.
18047 2007-06-12 Ian Lance Taylor <iant@google.com>
18048 Daniel Berlin <dberlin@dberlin.org>
18051 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
18052 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
18053 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
18054 (DECL_NO_TBAA_P): Define.
18055 (struct tree_decl_common): Add no_tbaa_flag field.
18056 * tree-ssa-structalias.c (struct variable_info): Add
18057 no_tbaa_pruning field.
18058 (new_var_info): Initialize no_tbaa_pruning field.
18059 (unify_nodes): Copy no_tbaa_pruning field.
18060 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18061 (dump_solution_for_var): Print no_tbaa_pruning flag.
18062 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
18064 (compute_tbaa_pruning): New static function.
18065 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
18066 Call compute_tbaa_pruning.
18067 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
18068 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18069 * gimple-low.c (lower_stmt): Likewise.
18070 * tree-gimple.c (is_gimple_stmt): Likewise.
18071 * tree-ssa-operands.c (get_expr_operands): Likewise.
18072 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18073 * tree-inline.c (estimate_num_insns_1): Likewise.
18074 (copy_result_decl_to_var): Likewise.
18075 * expr.c (expand_expr_real_1): Likewise.
18076 * tree-pretty-print.c (dump_generic_node): Likewise.
18077 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
18078 * omp-low.c (omp_copy_decl_2): Likewise.
18079 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
18080 * doc/c-tree.texi (Expression trees): Document
18081 CHANGE_DYNAMIC_TYPE_EXPR.
18083 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18085 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
18086 with !HONOR_NANS and !HONOR_INFINITIES.
18087 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
18089 2007-06-12 Tristan Gingold <gingold@adacore.com>
18091 * gcov.c: Comments updated.
18092 (source_info): Add file_time field.
18093 (source_index): New variable.
18094 (mutiple_files): New variable.
18095 (generate_results): New function extracted from process_file.
18096 (process_file): Save and restore chain of functions, generate
18097 results and free structures only if not merging results.
18098 (release_structures): File names are now freed in create_file_names
18099 (create_file_names): Free previous file names.
18100 (find_source): File date is now read here and modifications in
18101 source files is checked here.
18102 (read_graph_file): Only reverse order of functions for the current
18104 (make_gcov_file_name): Do not generate long names if input_name is
18106 (output_lines): If merging results do not display graph, data and
18108 Checking source file modification is done in find_source.
18110 * doc/gcov.texi: Append an s to sourcefile.
18112 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
18114 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
18115 (forced_nop): New pattern.
18116 * config/bfin/bfin.c: Include "df.h".
18117 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
18118 (bfin_discover_loop): Use df_get_live_in instead of
18119 global_live_at_start.
18120 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
18121 df_analyze when done.
18122 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
18123 the insns. Use QImode for the final insn in a bundle. Call
18124 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
18126 (reorder_var_tracking_notes): New function.
18127 (bfin_reorg): Pass no argument to split_all_insns. Don't call
18128 update_life_info. Call df_analyze after scheduling and bundle
18129 generation. Call reorder_var_tracking_notes if generating these
18130 notes. Call df_finish_pass at the end.
18132 2007-06-12 Dirk Mueller <dmueller@suse.de>
18134 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
18135 a comparison, not an assignment.
18137 2007-06-12 Olivier Hainque <hainque@adacore.com>
18139 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
18140 Request walking the subtrees only, leaving the current is_lhs/val_only
18142 (convert_non_local_reference): Likewise.
18144 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
18146 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
18148 2007-06-12 Richard Guenther <rguenther@suse.de>
18150 PR tree-optimization/15353
18151 PR tree-optimization/31657
18152 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
18153 * timevar.def: Add TV_TREE_IFCOMBINE.
18154 * tree-pass.h (pass_tree_ifcombine): Declare.
18155 * tree-ssa-ifcombine.c: New file.
18156 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
18157 * tree-flow.h (blocks_in_phiopt_order): Declare.
18158 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
18159 (tree-ssa-ifcombine.o): New dependencies.
18161 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18163 PR rtl-optimization/32293
18164 * combine.c (simplify_if_then_else): Truncate return from
18165 nonzero_bits() to correct mode.
18167 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18169 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
18170 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
18172 2007-06-11 Diego Novillo <dnovillo@google.com>
18174 * Makefile.in (reload1.o-warn): Remove.
18176 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
18178 * combine.c (subst): Use reg_overlap_mentioned_p
18179 instead of comparing register numbers directly.
18181 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18183 * reload1.c (mark_home_live_1): Use the mode parameter.
18185 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18187 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
18188 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
18190 * df-core.c: Ditto.
18192 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
18194 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
18196 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18198 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
18199 from integer registers.
18200 (FP mode splitters): Handle TFmode.
18202 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
18204 * tree-ssa-structalias.c (find_what_p_points_to): Return false
18205 for ref-all pointers that point-to anything.
18207 2007-06-11 Joseph Myers <joseph@codesourcery.com>
18209 * config/arm/arm.c (arm_output_dwarf_dtprel,
18210 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
18212 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
18214 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
18215 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
18218 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
18220 * tree.c (signed_or_unsigned_type_for): New.
18221 (unsigned_type_for): Use signed_or_unsigned_type_for.
18222 (signed_type_for): Use signed_or_unsigned_type_for.
18223 * tree.h (signed_or_unsigned_type_for): New.
18224 (get_signed_or_unsigned_type): Remove.
18225 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
18226 lang_hooks.types.signed_type
18227 (size_diffop): Likewise.
18228 (all_ones_mask_p): Likewise.
18229 (build_range_check): Likewise.
18230 (fold_cond_expr_with_comparison): Likewise.
18231 (fold_cond_expr_with_comparison): Likewise.
18232 (unextend): Likewise.
18233 (extract_muldiv_1): Likewise.
18234 (fold_single_bit_test_into_sign_test): Likewise.
18235 (fold_binary): Likewise.
18236 (fold_ternary): Likewise.
18237 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
18238 instead of get_signed_or_unsigned_type.
18239 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
18240 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18241 * expr.c (signed_or_unsigned_type_for): Use
18242 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
18243 * langhooks.c (get_signed_or_unsigned_type): Remove.
18244 (lhd_signed_or_unsigned_type): Remove.
18245 * langhooks.h (lang_hooks_for_types): Remove signed_type and
18246 signed_or_unsigned_type.
18247 (lhd_signed_or_unsigned_type): Remove.
18248 * expmed.c (make_tree): Use signed_type_for instead of
18249 lang_hooks.types.signed_type.
18250 * c-common.c (same_scalar_type_ignoring_signedness): Use
18251 c_common_signed_type instead of lang_hooks.types.signed_type.
18252 (c_common_unsigned_type): New.
18253 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
18254 (shorten_compare): Use c_common_unsigned_type instead of
18255 c_common_signed_or_unsigned_type.
18256 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
18258 * convert.c (convert_to_integer): Use signed_type_for instead of
18259 lang_hooks.types.signed_type.
18260 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18261 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
18262 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
18263 * c-format.c (check_format_types): Use c_common_unsigned_type
18264 instead of unsigned_type_for.
18265 * c-decl.c (groakdeclarator): Likewise.
18266 * c-typeck.c (convert_for_assignment): Likewise.
18267 * c-common.h (c_common_unsigned_type): New.
18269 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18272 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
18273 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
18275 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18277 PR middle-end/32279
18278 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
18279 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
18281 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
18282 Sebastian Pop <sebpop@gmail.com>
18284 * lambda-code.c (remove_iv): New.
18285 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
18287 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
18289 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
18290 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
18291 * tree-ssa-loop-prefetch.c: Include optabs.h.
18292 (FENCE_FOLLOWING_MOVNT): New macro.
18293 (struct mem_ref): Add independent_p and storent_p fields.
18294 (record_ref): Initalize the new fields.
18295 (gather_memory_references_ref): Return true if the reference
18297 (gather_memory_references): Check whether all memory accesses
18298 in loop were recorded.
18299 (should_issue_prefetch_p): Return false for nontemporal stores.
18300 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
18301 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
18302 (determine_loop_nest_reuse): Detect independent memory references.
18303 (loop_prefetch_arrays): Call mark_nontemporal_stores.
18304 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
18305 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
18306 * config/i386/i386.h (x86_mfence): Declare.
18307 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
18308 * config/i386/i386.c (x86_mfence): New variable.
18309 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
18311 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
18312 * optabs.c (init_optabs): Initialize storent_optab.
18313 * optabs.h (enum optab_index): Add OTI_storent.
18314 (storent_optab): Declare.
18315 * genopinit.c (optabs): Add initialization for storent_optab.
18316 * tree.h (MOVE_NONTEMPORAL): New macro.
18317 * expr.c (expand_assignment, store_expr, store_constructor_field,
18318 store_constructor, store_field, expand_expr_real_1): Propagate
18319 nontemporality of the expanded store.
18320 (emit_storent_insn): New function.
18321 * expr.h (expand_assignment, store_expr): Declaration changed.
18322 * function.c (assign_parm_setup_reg): Pass false as nontemporality
18323 to expand_assignment.
18324 * stmt.c (expand_asm_expr): Ditto.
18325 * calls.c (initialize_argument_information): Pass false as
18326 nontemporality to store_expr.
18327 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
18330 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18332 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
18334 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
18336 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18338 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
18339 and allow DECL_P here.
18341 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
18343 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
18344 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
18345 track of the size of the expression.
18346 * cfghooks.c (merge_blocks): Remove block from loops structure only
18347 after call of the merge_blocks hook.
18349 2007-06-09 Tom Tromey <tromey@redhat.com>
18351 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
18352 (deprecated_state): Removed.
18353 (start_decl): Update.
18354 (enum deprecated_states): Moved earlier.
18355 (groktypename): Update.
18356 (push_parm_decl): Likewise.
18357 (grokfield): Likewise.
18358 (start_function): Likewise.
18360 2007-06-09 Ian Lance Taylor <iant@google.com>
18362 PR tree-optimization/32169
18363 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
18364 CONVERT_EXPR, check whether min and max both converted to an
18365 overflow infinity representation.
18367 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
18369 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
18370 not inserted on the edge.
18372 2007-06-08 Bob Wilson <bob.wilson@acm.org>
18374 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
18375 instructions if they are supported.
18376 (__divsi3, __umodsi3, __modsi3): Likewise.
18377 (__ashldi3, __ashrdi3, __lshrdi3): New.
18378 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
18380 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
18381 Tony Linthicum <tony.linthicum@amd.com>
18383 * doc/invoke.texi: Add fvect-cost-model flag.
18384 * common.opt (fvect-cost-model): New flag.
18385 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
18386 cost fields in stmt_vec_info struct for STMT.
18387 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
18388 fields in stmt_vec_info struct and access functions for the same.
18389 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
18390 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
18391 load, store and vector to scalar operation.
18392 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
18393 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
18394 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
18395 (TARG_VEC_STORE_COST): Define cost of vector store.
18396 (vect_estimate_min_profitable_iters): Define new function.
18397 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
18398 check to evaluate if loop iterations are less than minimum profitable
18399 iterations determined by cost model or minimum vect loop bound defined
18400 by user, whichever is more conservative.
18401 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
18402 run-time check to evaluate if loop iterations are less than minimum
18403 profitable iterations determined by cost model or minimum vect loop
18404 bound defined by user, whichever is more conservative.
18405 (vect_estimate_min_profitable_iterations): New function to estimate
18406 mimimimum iterartions required for vector version of loop to be
18407 profitable over scalar version.
18408 (vect_model_reduction_cost): New function.
18409 (vect_model_induction_cost): New function.
18410 (vect_model_simple_cost): New function.
18411 (vect_cost_strided_group_size): New function.
18412 (vect_model_store_cost): New function.
18413 (vect_model_load_cost): New function.
18414 (vectorizable_reduction): Call vect_model_reduction_cost during
18416 (vectorizable_induction): Call vect_model_induction_cost during
18418 (vectorizable_load): Call vect_model_load_cost during analysis phase.
18419 (vectorizable_store): Call vect_model_store_cost during analysis phase.
18420 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
18421 vectorizable_promotion, vectorizable_demotion): Call
18422 vect_model_simple_cost during analysis phase.
18424 2007-06-08 Simon Baldwin <simonb@google.com>
18426 * reg-stack.c (get_true_reg): Readability change. Moved default case
18427 label into direct switch statement scope.
18429 2007-06-08 Simon Baldwin <simonb@google.com>
18431 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
18432 in gcc_assert() with '==' comparison.
18434 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18436 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
18437 TARGET_ABM handling of x86_popcnt variable.
18439 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18441 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
18442 __builtin_copysignq and __builtin_infq built-in functions.
18444 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18446 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18447 SSE4.2 section. Correct built-in function names in SSE4A section.
18449 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18451 PR tree-optimization/32243
18452 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18453 for ncopies after ratio check between nunits_out and nunits_in.
18454 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18456 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18458 PR tree-optimization/32224
18459 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18460 vectorization upon a non GIMPLE_MODIFY_STMT.
18462 2007-06-08 Christian Bruel <christian.bruel@st.com>
18465 * config/sh/sh.md (doloop_end): New pattern and splitter.
18466 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18468 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18470 PR middle-end/32209
18471 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18473 (verify_dominators): Do not change dominance tree.
18475 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18477 * config/sh/constraints.md: New file.
18478 * config/sh/sh.c: Include tm-constrs.h.
18479 (reg_class_from_letter): Remove.
18480 (prepare_cbranch_operands): Use satisfies_constraint_*
18481 function instead of macro.
18482 (andcosts, broken_move, sh_secondary_reload): Likewise.
18483 * config/sh/predicates.md (trapping_target_operand): Likewise.
18484 (and_operand, arith_operand, arith_reg_or_0_operand,
18485 cmp_operand, logical_operand, target_operand,
18486 ua_address_operand, ua_offset, xor_operand): Likewise.
18487 * config/sh/sh.md: Include constraints.md.
18488 (*movsicc_t_false): Use satisfies_constraint_* function
18490 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18491 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18492 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18493 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18494 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18495 (REG_CLASS_FROM_CONSTRAINT): Remove.
18496 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18497 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18498 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18499 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18500 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18501 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18502 function instead of macro.
18503 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18504 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18505 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18506 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18507 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18508 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18509 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18510 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18511 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18512 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18513 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18514 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18515 EXTRA_CONSTRAINT_STR): Likewise.
18516 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18518 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18520 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18522 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18525 * c-common.h (flag_cpp0x): Replaced by...
18526 (cxx_dialect): ... this new variable specifying the C++ dialect that
18528 * c-common.c (flag_cpp0x): Removed.
18529 (cxx_dialect): Defined.
18530 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18532 * c-opts.c (c_common_post_options): Likewise.
18533 (set_std_cxx98): Set cxx_dialect to cxx98.
18534 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18536 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18537 Hui-May Chang <hm.chang@apple.com>
18539 * doc/invoke.texi (Darwin Options): Update documentation for
18540 -mmacosx-version-min.
18541 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18542 * config/darwin-driver.c: New file.
18543 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18544 * config/t-darwin (darwin-driver.o): New rule.
18546 * config/darwin-c.c (version_as_macro): Ignore low digit.
18548 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18550 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18551 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18552 (CSGNMODE): New mode macro.
18553 (CSGNVMODE): New mode attribute.
18554 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18555 expander using CSGNMODE mode macro. Handle TFmode.
18556 (copysign<mode>3_const): Rename from copysignsf3_const and
18557 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18559 (copysign<mode>3_var): Rename from copysignsf3_var and
18560 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18562 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18563 mode macro. Handle TFmode.
18564 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18565 (iortf3, *iortf3): Ditto.
18566 (xortf3, *xortf3): Ditto.
18567 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18568 TFmode and TImode masks.
18569 (ix86_expand_copysign): Expand TFmode copysign insn.
18570 (IX86_BUILTIN_INFQ): New.
18571 (IX86_BUILTIN_FABSQ): Ditto.
18572 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18573 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18574 [__builtin_fabsq]: Ditto.
18575 [__builtin_copysignq]: Ditto.
18576 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18577 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18578 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18579 ix86_expand_binop_builtin().
18581 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18583 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18585 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18588 * rtl.h (push_to_sequence2): New.
18589 * emit-rtl.c (push_to_sequence2): New.
18590 * function.c (assign_parm_data_all): Add new fields.
18591 (assign_parm_setup_block): Call push_to_sequence2 instead of
18593 (assign_parm_setup_reg): Ditto.
18594 (assign_parm_setup_stack): Ditto.
18595 (assign_parms_unsplit_complex): Ditto.
18596 (assign_parms): Change field name.
18598 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18600 PR tree-optimization/32220
18601 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18602 phi node is reached before defining statement.
18604 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18607 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18608 after changing the right hand side of the assignment.
18610 2007-06-06 Eric Christopher <echristo@apple.com>
18612 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18613 (x86_64-*-darwin*): Ditto.
18614 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18615 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18617 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18619 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18620 coding conventions.
18621 (add_key): Likewise.
18622 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18623 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18625 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18627 (add_cost_one_coalesce): Likewise.
18628 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18629 variable names. Rename orig to orig_name for consistency.
18630 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18631 coding conventions.
18632 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18634 (record_equivalences_from_stmt): Likewise.
18635 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18636 the coding conventions.
18637 (memory_ssa_name_same): Likewise.
18638 (dse_optimize_stmt): Likewise.
18639 (dse_record_phis): Likewise.
18640 (dse_finalize_block): Likewise.
18641 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18642 keywords as variable names.
18643 (may_move_till): Cast according to the coding conventions.
18644 (force_move_till_expr): Avoid using C++ keywords as variable names.
18645 (force_move_till): Cast according to the coding conventions.
18646 (memref_hash): Likewise.
18647 (memref_eq): Likewise.
18648 (gather_mem_refs_stmt): Likewise.
18649 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18650 using C++ keywords as variable names.
18651 (idx_find_step): Cast according to the coding conventions.
18652 (idx_record_use): Likewise.
18653 (find_depends): Likewise.
18654 (prepare_decl_rtl): Likewise.
18655 (mbc_entry_hash): Likewise.
18656 (mbc_entry_eq): Likewise.
18657 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18658 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18659 (idx_infer_loop_bounds): Cast according to the coding conventions.
18660 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18661 * tree-ssa-math-opts.c (occ_new ): Likwise.
18662 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18664 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18666 (add_use_op): Likewise.
18667 (add_vop): Likewise.
18668 (add_vuse_op): Likewise.
18669 (add_vdef_op): Likewise.
18670 (get_expr_operands): Likewise.
18671 (push_stmt_changes): Use type safe memory macros.
18672 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18673 keywords as variable names.
18674 (conditional_replacement): Likewise.
18675 (minmax_replacement): Likewise.
18676 (abs_replacement): Likewise.
18677 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18678 coding conventions.
18679 (insert_fake_stores): Avoid using C++ keywords as variable names.
18680 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18682 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18683 (heapvar_insert): Use type safe memory macros.
18684 (new_var_info): Cast according to the coding conventions.
18685 (new_constraint): Likewise.
18686 (remove_preds_and_fake_succs): Use type safe memory macros.
18687 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18689 (thread_single_edge): Likewise.
18690 (thread_through_loop_header): Likewise.
18692 2007-06-06 Eric Christopher <echristo@apple.com>
18694 * config/i386/i386.c (override_options): Move handling
18695 of TARGET_SUBTARGET* earlier.
18697 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18699 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18702 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18704 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18705 emited outside of basic block.
18706 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18707 the created blocks.
18708 * rtl.h (delete_insn_chain): Declaration changed.
18709 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18711 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18712 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18713 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18714 to delete_insn_chain.
18715 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18716 do not have bb field set.
18717 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18719 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18720 * cfgcleanup.c (try_optimize_cfg): Ditto.
18722 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18724 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18725 (lambda_body_vector_new): Use type safe memory macros.
18726 (lambda_linear_expression_new): Likewise.
18727 (lambda_loopnest_new): Likewise.
18728 (lambda_lattice_new): Likewise.
18729 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18730 conventions. Use type safe memory macros.
18731 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18732 (lambda_body_vector_s): Likewise.
18733 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18734 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18736 2007-06-06 Richard Guenther <rguenther@suse.de>
18738 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18739 if we need to schedule cfg_cleanup.
18740 (tree_ssa_forward_propagate_single_use_vars): Do so.
18742 2007-06-06 Ian Lance Taylor <iant@google.com>
18744 * fold-const.c (merge_ranges): If range_successor or
18745 range_predecessor fail, just return 0.
18747 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18749 PR tree-optimization/32216
18750 * tree-vectorizer.c (supportable_widening_operation): Determine
18751 signedness of FIX_TRUNC_EXPR from output operand.
18752 (supportable_narrowing_operation): Ditto.
18753 * tree-vect-generic.c (expand_vector_operations_1): Determine
18754 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18755 from input operand.
18757 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18759 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18760 (struct pta): ...from here. Change flags to unsigned to avoid
18761 excessive casting (as it is used as a bit mask).
18762 (override_options): Add casts according to the coding convenventions.
18763 (x86_64_elf_unique_section): Likewise.
18764 (examine_argument): Avoid using C++ keywords as variable names.
18765 (construct_container): Likewise.
18766 (legitimize_pic_address): Likewise.
18767 (get_dllimport_decl): Cast according to the coding conventions. Use
18768 type safe memory macros.
18769 (legitimize_address): Cast according to the coding conventions.
18770 (emit_i387_cw_initialization): Corrected the type of slot to enum
18772 (ix86_init_machine_status): Use type safe memory macros.
18773 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18774 (bdesc_pcmpistr): Likewise.
18775 (bdesc_crc32): Likewise.
18776 (bdesc_sse_3arg): Likewise.
18777 (bdesc_2arg): Likewise.
18778 (bdesc_1arg): Likewise.
18779 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18780 (ix86_expand_sse_pcmpistr): Likewise.
18781 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18782 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18783 int to match the langhook definition.
18784 (ix86_builtin_conversion): Change the type of code to unsigned init to
18785 match the langhook definition.
18786 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18788 (ix86_preferred_output_reload_class): Likewise.
18789 (ix86_cannot_change_mode_class): Likewise.
18790 (ix86_memory_move_cost): Likewise.
18791 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18792 avoid excessive casting later on.
18793 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18795 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18797 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18798 as flags setting insn.
18799 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18801 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18803 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18804 (UNSPEC_ROUND): New.
18805 ("sse4_1_round<mode>2"): New insn pattern.
18806 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18808 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18809 expander using SSEMODEF mode macro. Expand using
18810 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18811 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18812 expander using SSEMODEF mode macro. Expand using
18813 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18814 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18815 expander using SSEMODEF mode macro. Expand using
18816 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18817 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18818 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18819 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18822 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18823 Sebastian Pop <sebpop@gmail.com>
18825 * lambda.h (build_linear_expr): New.
18826 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18827 Use build_linear_expr, call fold and force_gimple_operand.
18828 (lambda_loopnest_to_gcc_loopnest): Check that there is
18829 something to insert.
18830 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18832 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18834 PR preprocessor/23479
18835 * doc/extend.texi: Document the 0b-prefixed binary integer
18836 constant extension.
18838 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18840 PR tree-optimization/32215
18841 * tree-vectorizer.c (supportable_widening_operation): Return false
18842 for unsupported FIX_TRUNC_EXPR tree code.
18843 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18845 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18847 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18848 register on SPE targets. Change documentation to reflect
18850 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18851 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18852 out of the register allocation pool.
18853 (rs6000_reg_live_or_pic_offset_p): New function.
18854 (rs6000_emit_prologue): Move the actual saving of LR up to free
18855 r0 for holding r11. Split saving of SPE 64-bit registers into
18856 its own case. Ensure that offsets will always be in-range for
18857 'evstdd' by using r11 as a scratch register to point at the start
18858 of the SPE save area. Save r11 if necessary, as it is the static
18860 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18861 into its own case. Ensure that offsets will always be in-range
18862 for 'evldd' by using r11 as a scratch register to point at the
18863 start of the SPE save area. Also adjust r11 when restoring
18864 the stack pointer to compensate for pre-loading r11.
18866 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18868 * cfg.c (init_flow): Use type safe memory macros.
18869 (alloc_block): Likewise.
18870 (unchecked_make_edge): Likewise.
18871 (dump_flow_info): Avoid using C++ keywords as variable names.
18872 (copy_original_table_clear): Cast according to the coding conventions.
18873 (copy_original_table_set): Likewise.
18874 * cfgexpand (label_rtx_for_bb): Likewise.
18875 (expand_gimple_basic_block): Likewise.
18876 * cfghooks.c (dump_bb): Likewise.
18877 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18879 (lv_add_condition_to_bb): Likewise.
18880 * cfglayout (relink_block_chain): Cast according to the coding
18882 (fixup_reorder_chain): Likewise.
18883 (fixup_fallthru_exit_predecessor): Likewise.
18884 * cfgloop.c (glb_enum_p): Likewise.
18885 (get_exit_description): Likewise.
18886 (dump_recorded_exit): Likewise.
18887 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18888 (struct loop): ... from here.
18889 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18891 * cfgrtl.c (rtl_create_basic_block): Likewise.
18892 (rtl_split_block): Likewise.
18893 (rtl_dump_bb): Likewise.
18894 (cfg_layout_split_block): Likewise.
18895 (init_rtl_bb_info): Use typesafe memory macros.
18897 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18898 * graphds.h: Updated all usages of edge to graph_edge.
18899 * graphds.c: Likewise.
18900 * cfgloopanal.c: Likewise.
18902 2007-06-05 Ian Lance Taylor <iant@google.com>
18904 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18905 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18906 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18908 (test_for_singularity): Likewise.
18910 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18912 * config/i386/constraints.md ("Y2"): Replaced by ...
18914 * config/i386/i386.md: Likewise.
18915 * config/i386/mmx.md: Likewise.
18916 * config/i386/sse.md: Likewise.
18918 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18920 * config/i386/constraints.md ("z"): Replaced by ...
18922 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18923 (sse4_1_blendvps): Likewise.
18924 (sse4_1_pblendvb): Likewise.
18925 (sse4_2_pcmpestr): Likewise.
18926 (sse4_2_pcmpestrm): Likewise.
18927 (sse4_2_pcmpestr_cconly): Likewise.
18928 (sse4_2_pcmpistr): Likewise.
18929 (sse4_2_pcmpistrm): Likewise.
18930 (sse4_2_pcmpistr_cconly): Likewise.
18932 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18934 * matrix-reorg.c (transform_access_sites): Fix computation.
18935 (transform_allocation_sites): Same.
18937 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18939 * config/i386/i386.c (override_options): Use
18940 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18942 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18944 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18945 (nonimm_not_xmm0_operand): Ditto.
18946 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18947 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18948 as operand[2] predicate. Require "z" class XMM register for
18949 operand[3]. Adjust asm template.
18950 ("sse4_1_blendvpd"): Ditto.
18951 ("sse4_1_pblendvb"): Ditto.
18952 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18953 force op2 into xmm0 register for variable blend instructions.
18955 2007-06-04 Tom Tromey <tromey@redhat.com>
18957 * c-tree.h (start_enum): Update.
18958 (build_enumerator): Likewise.
18959 * c-decl.c (enum_next_value): Removed.
18960 (enum_overflow): Likewise.
18961 (start_enum): Add c_enum_contents argument. Don't use globals.
18962 (build_enumerator): Likewise.
18963 * c-tree.h (struct c_enum_contents): New struct.
18965 2007-06-04 Tom Tromey <tromey@redhat.com>
18967 * c-common.c (c_common_get_alias_set): Fix indentation.
18969 2007-06-04 Ian Lance Taylor <iant@google.com>
18971 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18972 to overflow, reduce overflow infinity to regular infinity.
18973 (vrp_var_may_overflow): New static function.
18974 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18976 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18978 * stor-layout.c (layout_type): Remove duplicate code.
18980 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18983 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18984 before build_common_builtin_nodes ().
18986 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18989 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18991 2007-06-04 Jan Hubicka <jh@suse.cz>
18993 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18994 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18995 instead of _stat version.
18997 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18999 PR tree-optimization/32194
19000 * tree-predcom.c (determine_offset): Check that both references have
19003 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
19005 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
19006 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
19007 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
19008 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
19009 Add argument to iterate_fix_dominators call.
19010 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
19011 * gcse.c (hoist_code): Change domby to vector.
19012 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
19013 Add argument to iterate_fix_dominators call.
19014 * loop-doloop.c (doloop_modify): Changed recount_dominator to
19015 recompute_dominator.
19016 * lambda-code.c (perfect_nestify): Ditto.
19017 * cfgloopanal.c: Include graphds.h.
19018 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
19019 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
19020 (mark_irreducible_loops): Use graphds_scc. Remove argument from
19022 * graphds.c: New file.
19023 * graphds.h: New file.
19024 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
19025 (get_dominated_by, get_dominated_by_region): Change return type to
19027 (verify_dominators): Recompute all dominators and compare the results.
19028 (recount_dominator): Renamed to ...
19029 (recompute_dominator): ... this. Do not check that the block is
19030 dominated by entry.
19031 (iterate_fix_dominators): Reimplemented.
19032 (prune_bbs_to_update_dominators, root_of_dom_tree,
19033 determine_dominators_for_sons): New functions.
19034 * et-forest.c (et_root): New function.
19035 * et-forest.h (et_root): Declare.
19036 * Makefile.in (graphds.o): Add.
19037 (cfgloopanal.o): Add graphds.h dependency.
19038 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
19039 * basic-block.h (get_dominated_by, get_dominated_by_region,
19040 iterate_fix_dominators): Declaration changed.
19041 (recount_dominator): Renamed to ...
19042 (recompute_dominator): ... this.
19043 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
19044 (thread_through_all_blocks): Do not free dominance info.
19046 2007-06-03 Andreas Schwab <schwab@suse.de>
19048 * config/m68k/m68k.c (override_options): Don't override
19050 * config/m68k/m68k-modes.def (SF, DF): Define to use
19051 motorola_single_format and motorola_double_format, resp.
19052 * real.c (motorola_single_format): Renamed from
19053 coldfire_single_format.
19054 (motorola_double_format): Renamed from coldfire_double_format.
19055 (encode_ieee_extended): Generate a proper canonical NaN image
19056 respecting canonical_nan_lsbs_set.
19057 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
19059 * real.h: Adjust declarations.
19061 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
19064 * config/sh/sh.md (symGOT_load): Don't schedule insns when
19065 the symbol is generated with the stack protector.
19067 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
19069 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
19070 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
19072 * doc/extend.texi (interrupt): Mention m68k.
19074 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
19076 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
19077 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
19078 (ix86_expand_sse_pcmpestr): Do not check operands for
19079 "register_operand", when insn operand predicate is "register_operand".
19080 (ix86_expand_sse_pcmpistr): Ditto.
19082 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
19083 Uros Bizjak <ubizjak@gmail.com>
19085 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
19086 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
19087 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
19088 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
19089 * config/i386/constraints.md ("z"): New register constraint
19090 for members of SSE_FIRST_REG class.
19091 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
19092 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
19093 SSE_FIRST_REG class.
19094 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
19095 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
19096 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
19097 (IX86_BUILTIN_PCMPESTRM128): Likewise.
19098 (IX86_BUILTIN_PCMPESTRA128): Likewise.
19099 (IX86_BUILTIN_PCMPESTRC128): Likewise.
19100 (IX86_BUILTIN_PCMPESTRO128): Likewise.
19101 (IX86_BUILTIN_PCMPESTRS128): Likewise.
19102 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
19103 (IX86_BUILTIN_PCMPISTRI128): Likewise.
19104 (IX86_BUILTIN_PCMPISTRM128): Likewise.
19105 (IX86_BUILTIN_PCMPISTRA128): Likewise.
19106 (IX86_BUILTIN_PCMPISTRC128): Likewise.
19107 (IX86_BUILTIN_PCMPISTRO128): Likewise.
19108 (IX86_BUILTIN_PCMPISTRS128): Likewise.
19109 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
19110 (struct builtin_description): Change "flag" field to unsigned.
19111 (bdesc_pcmpestr): New builtin description table.
19112 (bdesc_pcmpistr): Likewise.
19113 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
19114 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
19115 Initialize pcmp[ei]str[im] insns for SSE4.2.
19116 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
19117 (ix86_expand_sse_pcmpistr): Likewise.
19118 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
19119 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
19120 (UNSPEC_PCMPISTR): Likewise.
19121 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
19122 (sse4_2_pcmpestri):New isns pattern.
19123 (sse4_2_pcmpestrm): Likewise.
19124 (sse4_2_pcmpestr_cconly): Likewise.
19125 (sse4_2_pcmpistr): New insn patern and splitter.
19126 (sse4_2_pcmpistri):New isns pattern.
19127 (sse4_2_pcmpistrm): Likewise.
19128 (sse4_2_pcmpistr_cconly): Likewise.
19129 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
19132 2007-06-01 David Daney <ddaney@avtrex.com>
19134 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
19135 LOADGP_ABSOLUTE and not binds_local_p.
19137 2007-06-01 Geoffrey Keating <geoffk@apple.com>
19139 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
19141 2007-06-01 Ian Lance Taylor <iant@google.com>
19143 * tree-vrp.c (compare_name_with_value): Always set
19144 used_strict_overflow if we get a result from the variable itself.
19146 2007-06-01 Ian Lance Taylor <iant@google.com>
19148 PR rtl-optimization/31455
19149 * lower-subreg.c (find_decomposable_subregs): Don't decompose
19150 subregs which have a cast between modes which are not tieable.
19152 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
19154 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
19155 breaks after return statements.
19157 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
19159 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
19160 only after no_new_pseudos.
19162 2007-05-31 Eric Christopher <echristo@apple.com>
19164 * expr.c (convert_move): Assert that we don't have a BLKmode
19166 (store_expr): Handle BLKmode moves by calling emit_block_move.
19168 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
19170 * c-typeck.c (build_indirect_ref): Include type in error message.
19171 (build_binary_op): Pass types to binary_op_error.
19172 * c-common.c (binary_op_error): Take two type arguments, print out
19174 * c-common.h (binary_op_error): Update prototype.
19176 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19178 * config/i386/i386.c: Correct coments on -mno-sse4.
19180 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19182 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
19183 (x86_64-*-*): Likewise.
19184 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
19185 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
19186 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19187 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
19188 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19189 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19190 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19191 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19192 (OPTION_MASK_ISA_SSE4): Likewise.
19193 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
19194 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19195 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
19196 (override_options): Support SSE4.2.
19197 (ix86_build_const_vector): Support SImode and DImode.
19198 (ix86_build_signbit_mask): Likewise.
19199 (ix86_expand_int_vcond): Support V2DImode.
19200 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
19201 (IX86_BUILTIN_CRC32HI): Likewise.
19202 (IX86_BUILTIN_CRC32SI): Likewise.
19203 (IX86_BUILTIN_CRC32DI): Likewise.
19204 (IX86_BUILTIN_PCMPGTQ): Likewise.
19205 (bdesc_crc32): Likewise.
19206 (bdesc_sse_3arg): Likewise.
19207 (ix86_expand_crc32): Likewise.
19208 (ix86_init_mmx_sse_builtins): Support SSE4.2.
19209 (ix86_expand_builtin): Likewise.
19210 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19211 __SSE4_2__ for -msse4.2.
19212 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
19213 (CRC32MODE): Likewise.
19214 (crc32modesuffix): Likewise.
19215 (crc32modeconstraint): Likewise.
19216 (sse4_2_crc32<mode>): Likewise.
19217 (sse4_2_crc32di): Likewise.
19218 * config/i386/i386.opt (msse4.2): New for SSE4.2.
19220 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
19221 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
19222 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
19223 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
19224 (vcondu<mode>): Likewise.
19225 * doc/extend.texi: Document SSE4.2 built-in functions.
19226 * doc/invoke.texi: Document -msse4.2/-msse4.
19228 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
19230 PR tree-optimization/32160
19231 * tree-predcom.c (predcom_tmp_var): New function. Mark created
19232 variable as gimple reg.
19233 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
19235 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
19237 * gcc.c (main): Don't consider linker options when issuing the
19238 warning about a linker input file not being used.
19240 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19242 * tree-vrp.c (compare_names): Initialize sop.
19244 2007-05-30 Dirk Mueller <dmueller@suse.de>
19246 * cgraphunit.c (cgraph_analyze_function): Remove
19247 computation of inline parameters.
19249 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19251 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
19253 2007-05-30 Richard Sandiford <richard@codesourcery.com>
19255 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
19256 Add vx-common.h. Include vxworks.h between vx-common.h and
19258 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
19260 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
19261 (TARGET_ASM_DESTRUCTOR): Likewise.
19262 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
19263 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
19264 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19265 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
19266 (VXWORKS_ENDIAN_SPEC): Define.
19267 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
19268 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
19269 VXWORKS_* equivalents.
19270 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
19271 (ASM_FILE_START): Delete.
19272 (TARGET_VERSION): Reformat.
19273 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
19274 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
19275 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
19276 (FPBIT, DPBIT): Define.
19277 (fp-bit.c, dp-bit.c): New rules.
19278 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
19279 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
19280 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
19281 * config/arm/arm.h: Include vxworks-dummy.h.
19282 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
19283 Mark with ATTRIBUTE_UNUSED.
19284 (arm_override_options): Do not allow VxWorks RTP PIC to be used
19285 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
19286 make it incompatible with -msingle-pic-base.
19287 (arm_function_ok_for_sibcall): Return false for calls that might
19288 go through a VxWorks PIC PLT entry.
19289 (require_pic_register): New function, split out from...
19290 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
19292 (arm_load_pic_register): Handle the VxWorks RTP initialization
19293 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
19294 (arm_emit_call_insn): New function.
19295 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
19296 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
19297 (pic_offset_arm): New pattern.
19298 (call, call_value): Use arm_emit_call_insn.
19299 (call_internal, call_value_internal): New expanders.
19300 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
19301 VxWorks unless __PIC__.
19303 2007-05-30 Eric Christopher <echristo@gmail.com>
19305 * genrecog.c: Include regs.h in generated file.
19306 * genemit.c: Ditto. Fix up formatting.
19307 * config/mn10300/constraints.md: New.
19308 * config/mn10300/mn10300.md: Include.
19309 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
19310 Fix up for removed macro.
19311 * config/mn10300/predicates.md (call_address_operand): Ditto.
19312 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
19313 (CONST_OK_FOR_I): Ditto.
19314 (CONST_OK_FOR_J): Ditto.
19315 (CONST_OK_FOR_K): Ditto.
19316 (CONST_OK_FOR_L): Ditto.
19317 (CONST_OK_FOR_M): Ditto.
19318 (CONST_OK_FOR_N): Ditto.
19319 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
19323 (EXTRA_CONSTRAINT): Ditto.
19325 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19327 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
19329 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
19330 OPTION_MASK_ISA_64BIT.
19331 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
19333 2007-05-30 Richard Guenther <rguenther@suse.de>
19335 PR middle-end/32152
19336 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
19337 types for comparison.
19338 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
19339 with original typed arguments.
19340 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
19342 2007-05-30 Jakub Jelinek <jakub@redhat.com>
19344 PR tree-optimization/31769
19345 * except.c (duplicate_eh_regions): Clear prev_try if
19346 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
19348 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
19350 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
19351 * tree-ssa-sink.c (statement_sink_location): Return basic block and
19352 bsi of the location where statements should be inserted.
19353 (sink_code_in_bb): Take bsi from statement_sink_location.
19354 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
19355 instead of bsi_start.
19356 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
19358 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
19359 (bsi_move_before): Document inconsistency with bsi_move_after.
19360 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
19362 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19364 * config/i386/i386.h (TARGET_ABM): New define.
19365 (TARGET_POPCNT): Ditto.
19366 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
19367 New temporary defines to redefine from OPTION_ISA_* defines.
19368 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
19369 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
19370 (ix86_isa_flags): New extern int declaration.
19371 (TARGET_SUBTARGET_DEFAULT): New define.
19372 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
19373 (TARGET_SUBTARGET32_DEFAULT): Ditto.
19374 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
19375 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
19376 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
19377 * config/i386/darwin.h: Change TARGET_64BIT define to
19380 * config/i386/i386.opt (m3dnowa): Define as undocumented option
19381 using existing "ix86_isa_flags" varible.
19382 (m32, m64): Use existing "ix86_isa_flags" variable.
19383 (mmmx, m3dnow): Ditto.
19384 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
19385 (mabm): Define as non-negative option using "x86_abm" variable.
19386 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
19388 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
19389 Rewrite feature test bitmap.
19390 (ix86_isa_flags): New initialized global int varible.
19391 (ix86_isa_flags_explicit): New static int variable.
19392 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
19393 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
19394 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
19395 target_flags_explicit.
19396 (override_options): Remove "target_enable" and "target_disable" fields
19397 from "struct ptt". Update processor_target_table accordingly. Remove
19398 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
19399 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
19400 "target_flags" and "ix86_isa_flags_explicit" instead of
19401 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
19402 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
19403 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
19404 to true when either of PTA_POPCNT or PTA_ABM is set in
19405 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
19406 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
19407 processor_alias_table flags entry. Remove handling of
19408 "target_enable" and "target_disable" fields of processor_target_table.
19409 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
19410 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
19411 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
19412 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
19413 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
19415 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
19417 2007-05-29 David Daney <ddaney@avtrex.com>
19420 * config/mips/mips.c (mips_output_mi_thunk): Emit
19421 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
19423 2007-05-29 Hui-May Chang <hm.chang@apple.com>
19424 * config/i386/i386.c (ix86_function_regparm): Added checking of
19425 ix86_force_align_arg_pointer to determine the number of
19426 register parameters.
19428 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
19430 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
19431 (SET_DR_MISALIGNMENT): New.
19432 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
19433 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
19434 Use SET_DR_MISALIGNMENT.
19435 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
19437 * tree-data-ref.c (create_data_ref, compute_all_dependences,
19438 find_loop_nest): Export.
19439 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
19440 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
19441 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
19442 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
19444 (struct mem_ref): Add field reuse_distance.
19445 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19446 Initialize reuse_distance field.
19447 (issue_prefetch_ref): Select temporality of prefetch according to
19449 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
19450 self_reuse_distance, determine_loop_nest_reuse): New functions.
19451 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
19452 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19453 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19456 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19458 * tree-ssa-alias.c: Add aliasing overview.
19460 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19461 Danny Smith <dannysmith@users.sourceforge.net>
19464 * config/i386/t-crtfm: Compile crtfastmath.o with
19465 -minline-all-stringops.
19466 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19467 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19469 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19471 * doc/md.texi: Document constraints on HP PA-RISC.
19473 * pa/constraints.md: New file.
19474 * pa.md: Include constraints.md.
19475 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19476 (integer_store_memory_operand, ldil_cint_p): New functions.
19477 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19478 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19479 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19480 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19481 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19483 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19486 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19487 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19488 case POSTDECREMENT_EXPR>): Return the error_mark_node
19489 if either the real or imaginary parts would an
19492 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19494 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19495 name when we remove it from a call.
19497 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19499 * targhooks.c (default_narrow_bitfield): Remove.
19500 * targhooks.h: Remove the prototype for
19501 default_narrow_bitfield.
19503 * langhooks-def.h: Remove the prototype for
19504 hook_get_alias_set_0.
19505 * langhooks.c (hook_get_alias_set_0): Remove.
19507 * global.c (EXECUTE_IF_CONFLICT): Remove.
19509 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19512 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19513 return true when truth_value_p is true and the type
19516 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19518 * doc/install.texi (Prerequisites): We no longer require Autoconf
19519 2.13 for the top-level.
19521 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19523 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19524 memory access via x86_expand_vector_move_misalign() only for
19525 TImode values on 32-bit targets.
19527 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19529 * matrix-reorg.c: New file. Implement matrix flattening and
19530 transposing optimization.
19531 * tree-pass.h: Add matrix reorg pass.
19532 * common.opt: Add fipa-mreorg flag.
19533 * Makefile.in: Add matrix-reorg.c.
19534 * passes.c: Add matrix reorg pass.
19535 * varpool.c (add_new_static_var): New function.
19536 * cgraph.h (add_new_static_var): Declare.
19538 2007-05-27 Eric Christopher <echristo@apple.com>
19540 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19541 sp_offset depending on stack size. Save r12 depending
19542 on registers we're saving later.
19543 (rs6000_emit_epilogue): Update sp_offset depending only
19546 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19548 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19549 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19550 * ifcvt.c (if_convert): Ditto.
19551 * tree-ssa-threadupdate.c (thread_block): Ditto.
19552 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19553 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19554 verify_loop_closed_ssa): Check number_of_loops instead of
19556 * predict.c (tree_estimate_probability): Ditto.
19557 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19558 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19559 * modulo-sched.c (sms_schedule): Ditto.
19560 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19561 (scev_finalize): Do not do anything if scev analysis was not
19563 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19564 current_loops == NULL.
19565 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19566 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19567 there are no loops.
19568 (loop_optimizer_finalize): Assert that loops were analyzed.
19569 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19570 rtl_doloop): Check number_of_loops instead of current_loops.
19571 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19572 current_loops == NULL.
19573 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19574 gate_tree_vectorize tree_linear_transform, check_data_deps,
19575 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19576 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19577 Check number_of_loops instead of current_loops.
19578 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19579 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19580 free loops if available.
19581 (execute_pre): Do not pass do_fre to fini_pre.
19583 2007-05-27 Tobias Burnus <burnus@net-b.de>
19585 PR middle-end/32083
19586 * real.c (mpfr_from_real): Fix sign of -Inf.
19588 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19590 * tree-vect-transform.c (vectorizable_conversion): Initialize
19591 tree_code variables to ERROR_MARK.
19592 (vectorizable_type_demotion): Likewise.
19593 (vectorizable_type_promotion): Likewise.
19595 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19598 * config/i386/i386.md (movti): Handle push operands via
19599 ix86_expand_push().
19601 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19603 * basic-block.h: Remove the prototype for merge_seq_blocks.
19604 * cfgcleanup.c (merge_seq_blocks): Remove.
19606 * tree-flow.h: Remove the prototype for is_aliased_with.
19607 * tree-ssa-alias.c (is_aliased_with): Remove.
19609 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19611 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19613 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19615 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19616 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19617 (vec_unpacks_hi_v16qi): Likewise.
19618 (vec_unpacku_lo_v16qi): Likewise.
19619 (vec_unpacks_lo_v16qi): Likewise.
19620 (vec_unpacku_hi_v8hi): Likewise.
19621 (vec_unpacks_hi_v8hi): Likewise.
19622 (vec_unpacku_lo_v8hi): Likewise.
19623 (vec_unpacks_lo_v8hi): Likewise.
19624 (vec_unpacku_hi_v4si): Likewise.
19625 (vec_unpacks_hi_v4si): Likewise.
19626 (vec_unpacku_lo_v4si): Likewise.
19627 (vec_unpacks_lo_v4si): Likewise.
19629 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19631 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19632 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19633 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19634 follow spelling conventions in various
19635 warning/error/diagnostic messages.
19637 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19638 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19639 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19640 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19641 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19642 * doc/tm.texi: Follow spelling conventions.
19644 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19647 * tree-ssa-forwprop.c
19648 (forward_propagate_addr_into_variable_array_index): Remove
19649 the lhs argument. Use the type of def_rhs instead of lhs.
19650 (forward_propagate_addr_expr_1): Update use of
19651 forward_propagate_addr_into_variable_array_index.
19653 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19654 Nigel Stephens <nigel@mips.com>
19656 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19657 function attributes, "far" being an alias for "long_call".
19658 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19659 (mips_near_type_p, mips_far_type_p): New.
19660 (mips_comp_type_attributes): New function to check that attributes
19661 attached to a function type are compatible.
19662 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19663 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19664 to the target function of the thunk.
19665 (mips_encode_section_info): Check for "near" and "far" function
19666 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19668 * config/mips/predicates.md (const_call_insn_operand): Test only
19669 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19671 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19674 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19675 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19676 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19677 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19679 2007-05-25 Eric Christopher <echristo@apple.com>
19681 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19682 to x86-darwin configurations.
19683 * config/i386/t-darwin: Add softfp support.
19684 * config/i386/t-darwin64: Ditto.
19685 * config/i386/sfp-machine.h: If mach then don't use
19686 aliasing, emit a stub to call.
19688 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19690 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19691 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19692 tree-predcom.c, tree-ssa-alias-warnings.c,
19693 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19694 comment typos. Follow spelling conventions.
19695 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19697 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19700 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19701 constants into memory. Expand unaligned memory references for
19702 SSE modes via x86_expand_vector_move_misalign() function.
19704 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19706 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19707 "memory" attribute for "sseishft" type insn without operands[2].
19709 2007-05-25 Dirk Mueller <dmueller@suse.de>
19710 Marcus Meissner <meissner@suse.de>
19712 * doc/extend.texi (alloc_size): New attribute.
19713 * c-common.c (handle_alloc_size_attribute): New.
19714 * tree-object-size.c (alloc_object_size): Use alloc_size
19715 attribute, if available.
19717 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19719 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19721 (__builtin_ia32_vec_ext_v2di): Likewise.
19722 (__builtin_ia32_vec_ext_v4si): Likewise.
19723 (__builtin_ia32_vec_ext_v8hi): Likewise.
19724 (__builtin_ia32_vec_ext_v16qi): Likewise.
19725 (__builtin_ia32_vec_set_v8hi): Likewise.
19727 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19729 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19731 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19733 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19734 (arm_is_longcall_p): Rename to...
19735 (arm_is_long_call_p): ...this. Take a single tree argument and
19737 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19738 (CUMULATIVE_ARGS): Remove call_cookie.
19739 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19740 (ENCODED_LONG_CALL_ATTR_P): Delete.
19741 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19742 LONG_CALL_FLAG_CHAR cases.
19743 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19744 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19745 ARM_DECLARE_FUNCTION_SIZE.
19746 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19747 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19748 (arm_encode_call_attribute, current_file_function_operand): Delete.
19749 (arm_function_in_section_p): New function.
19750 (arm_is_longcall_p): Rename to...
19751 (arm_is_long_call_p): ...this. Take the target function as a single
19752 argument and return a bool. Do not rely on call cookies. Check
19753 whether the target symbol is in the same section as the current
19754 function, not just the same compilation unit.
19755 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19756 (arm_encode_section_info): Don't encode a call type.
19757 * config/arm/arm.md (call, call_value): Update calls to
19758 arm_is_long(_)call_p. Simplify logic.
19759 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19760 Update calls to arm_is_long(_)call_p.
19762 2007-05-25 Richard Guenther <rguenther@suse.de>
19764 PR tree-optimization/31982
19765 * tree-ssa-forwprop.c
19766 (forward_propagate_addr_into_variable_array_index): Handle arrays
19767 with element size one.
19769 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19771 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19772 (umulsi3_highpart): Likewise.
19774 2007-05-24 Ian Lance Taylor <iant@google.com>
19776 PR rtl-optimization/32069
19777 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19780 2007-05-24 Ollie Wild <aaw@google.com>
19782 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19785 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19787 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19788 (oprs_unchanged_p): Use it to check all registers in a REG.
19789 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19790 (reg_set_between_after_reload_p): Delete.
19791 (reg_used_between_after_reload_p): Likewise.
19792 (reg_set_or_used_since_bb_start): Likewise.
19793 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19794 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19795 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19796 * rtlanal.c (reg_set_p): Check whether REG overlaps
19797 regs_invalidated_by_call, rather than just checking the
19798 membership of REGNO (REG).
19800 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19802 * doc/passes.texi: Document predictive commoning.
19803 * doc/invoke.texi (-fpredictive-commoning): Document.
19804 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19805 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19806 adding indices to the generated name.
19807 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19808 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19809 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19810 (op_symbol_code): ... and exported.
19811 (dump_omp_clause, op_symbol): Use op_symbol_code
19812 instead of op_symbol_1.
19813 * tree-pass.h (pass_predcom): Declare.
19814 * timevar.def (TV_PREDCOM): New timevar.
19815 * tree-ssa-loop.c (run_tree_predictive_commoning,
19816 gate_tree_predictive_commoning, pass_predcom): New.
19817 * tree-data-ref.c (find_data_references_in_loop): Find the
19818 references in dominance order.
19819 (canonicalize_base_object_address): Ensure that the result has
19821 (dr_analyze_innermost): Export.
19822 (create_data_ref): Code to fail for references with invariant
19824 (find_data_references_in_stmt): ... here.
19825 * tree-data-ref.h (dr_analyze_innermost): Declare.
19826 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19827 (aff_combination_find_elt, name_expansion_hash,
19828 name_expansion_eq, tree_to_aff_combination_expand,
19829 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19831 * tree-affine.h (aff_combination_constant_multiple_p,
19832 tree_to_aff_combination_expand): Declare.
19833 * tree-predcom.c: New file.
19834 * common.opt (fpredictive-commoning): New option.
19835 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19836 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19837 * Makefile.in (tree-predcom.o): Add.
19838 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19839 * passes.c (init_optimization_passes): Add dceloop after
19840 copy propagation in loop optimizer. Add predictive commoning
19841 to loop optimizer passes.
19843 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19845 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19848 2007-05-24 Jan Hubicka <jh@suse.cz>
19850 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19852 (genheader): Include statistics.h.
19854 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19856 * print-rtl.c (flag_dump_unnumbered): Update comments.
19857 (print_rtl): Fix my previous change.
19858 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19861 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19863 PR middle-end/32018
19864 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19866 (thread_through_all_blocks): Call initialize_original_copy_tables
19867 and free_original_copy_tables.
19868 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19870 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19871 * cfghooks.c (duplicate_block): Use get_loop_copy.
19872 * cfg.c: Include cfgloop.h.
19873 (loop_copy): New hash table.
19874 (initialize_original_copy_tables): Initialize loop_copy table.
19875 (free_original_copy_tables): Free loop_copy table.
19876 (copy_original_table_clear, copy_original_table_set,
19877 set_loop_copy, get_loop_copy): New functions.
19878 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19879 * cfgloop.h (struct loop): Remove copy field.
19880 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19881 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19883 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19885 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19886 -msse/-msse2/-msse3.
19888 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19890 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19891 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19893 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19896 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19897 * targhooks.h (default_mangle_decl_assembler_name): Declare
19899 * targhooks.c (default_mangle_decl_assembler_name): Define
19901 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19903 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19904 * langhooks.c (lhd_set_decl_assembler_name): Call
19905 targetm.mangle_decl_assembler_name for names with global scope.
19907 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19909 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19910 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19912 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19913 New. Factored out of i386_pe_encode_section_info.
19914 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19915 Move check for prior decoration of stdcall
19916 symbols to i386_pe_encode_section_info.
19917 (i386_pe_encode_section_info): Adjust call to
19918 gen_stdcall_or_fastcall_suffix. Use
19919 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19920 (i386_pe_mangle_decl_assembler_name): New. Wrap
19921 i386_pe_maybe_mangle_decl_assembler_name.
19923 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19925 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19926 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19927 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19928 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19929 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19932 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19933 Nigel Stephens <nigel@mips.com>
19934 Richard Sandiford <richard@codesourcery.com>
19936 Fix up MIPS16 hard float and add support for complex.
19938 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19939 (TARGET_SOFT_FLOAT_ABI): New.
19940 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19941 __mips_soft_float to reflect the ABI in use, not whether the
19942 FPU is directly accessible (e.g., in MIPS16 mode).
19943 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19944 (UNITS_PER_FPVALUE): Likewise.
19946 * config/mips/mips.c (mips_expand_call): Remove redundant
19947 TARGET_MIPS16 check.
19948 (mips_arg_regno): New.
19949 (function_arg_advance): When setting bits in cum->fp_code for
19950 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19952 (function_arg): Use mips_arg_regno.
19953 (mips_return_mode_in_fpr_p): New.
19954 (mips16_call_stub_mode_suffix): New.
19955 (mips16_cfun_returns_in_fpr_p): New.
19956 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19957 (mips_output_function_prologue): Test mips16_hard_float, not
19958 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19959 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19960 return value into a floating-point register.
19961 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19962 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19963 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19964 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19965 word of double arguments from or to the high bits of 64-bit
19966 floating point registers.
19967 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19968 (mips16_fpret_double): New helper function.
19969 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19970 support for complex modes. Fill in DECL_RESULT for stubdecl.
19971 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19973 * config/mips/mips16.S
19974 (RET, ARG1, ARG2): New.
19975 (MERGE_GPRf, MERGE_GPRt): New.
19976 (DELAYt, DELAYf): New.
19977 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19978 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19979 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19980 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19981 (SFOP): Renamed to...
19982 (OPSF3): This, and macro-ified. Updated all uses.
19983 (SFOP2): Renamed to...
19984 (OPSF2): This, and macro-ified. Updated all uses.
19985 (SFCMP): Renamed to...
19986 (CMPSF): This, and macro-ified. Updated all uses.
19987 (SFREVCMP): Renamed to...
19988 (REVCMPSF): This, and macro-ified. Updated all uses.
19989 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19990 (LDDBL1, LDDBL2, RETDBL): Deleted.
19991 (DFOP): Renamed to...
19992 (OPDF3): This, and macro-ified. Updated all uses.
19993 (DFOP2): Renamed to...
19994 (OPDF2): This, and macro-ified. Updated all uses.
19995 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19996 (DFCMP): Renamed to...
19997 (CMPDF): This, and macro-ified. Updated all uses.
19998 (DFREVCMP): Renamed to...
19999 (REVCMPDF): This, and macro-ified. Updated all uses.
20000 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
20001 (RET_FUNCTION): New.
20002 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
20003 (__mips16_ret_sc, __mips16_ret_dc): New.
20004 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
20005 STUB_ARGS_6, STUB_ARGS_10): New.
20006 (CALL_STUB_NO_RET): New.
20007 (__mips16_call_stub_1): Macro-ified.
20008 (__mips16_call_stub_5): Macro-ified.
20009 (__mips16_call_stub_2): Macro-ified.
20010 (__mips16_call_stub_6): Macro-ified.
20011 (__mips16_call_stub_9): Macro-ified.
20012 (__mips16_call_stub_10): Macro-ified.
20013 (CALL_STUB_RET): New.
20014 (__mips16_call_stub_sf_0): Macro-ified.
20015 (__mips16_call_stub_sf_1): Macro-ified.
20016 (__mips16_call_stub_sf_5): Macro-ified.
20017 (__mips16_call_stub_sf_2): Macro-ified.
20018 (__mips16_call_stub_sf_6): Macro-ified.
20019 (__mips16_call_stub_sf_9): Macro-ified.
20020 (__mips16_call_stub_sf_10): Macro-ified.
20021 (__mips16_call_stub_df_0): Macro-ified.
20022 (__mips16_call_stub_df_1): Macro-ified.
20023 (__mips16_call_stub_df_5): Macro-ified.
20024 (__mips16_call_stub_df_2): Macro-ified.
20025 (__mips16_call_stub_df_6): Macro-ified.
20026 (__mips16_call_stub_df_9): Macro-ified.
20027 (__mips16_call_stub_df_10): Macro-ified.
20028 (__mips16_call_stub_sc_0): New.
20029 (__mips16_call_stub_sc_1): New.
20030 (__mips16_call_stub_sc_5): New.
20031 (__mips16_call_stub_sc_2): New.
20032 (__mips16_call_stub_sc_6): New.
20033 (__mips16_call_stub_sc_9): New.
20034 (__mips16_call_stub_sc_10): New.
20035 (__mips16_call_stub_dc_0): New.
20036 (__mips16_call_stub_dc_1): New.
20037 (__mips16_call_stub_dc_5): New.
20038 (__mips16_call_stub_dc_2): New.
20039 (__mips16_call_stub_dc_6): New.
20040 (__mips16_call_stub_dc_9): New.
20041 (__mips16_call_stub_dc_10): New.
20043 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
20044 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
20045 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
20047 2007-05-23 Ian Lance Taylor <iant@google.com>
20049 * doc/invoke.texi (Invoking GCC): Document that the order of the
20052 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
20055 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
20056 * config/score/predicate.md (const_pow2, const_npow2): Remove.
20057 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
20061 * config/score/score.c (score_print_operand): Make sure that only
20062 lower bits are used.
20064 2007-05-22 Ian Lance Taylor <iant@google.com>
20066 * tree-vrp.c (avoid_overflow_infinity): New static function,
20067 broken out of set_value_range_to_value.
20068 (set_value_range_to_value): Call avoid_overflow_infinity.
20069 (extract_range_from_assert): Likewise.
20071 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20073 PR middle-end/31095
20074 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
20075 change the type before looking for a COMPOUND_EXPR.
20077 2007-05-22 Ian Lance Taylor <iant@google.com>
20079 * lower-subreg.c (decompose_multiword_subregs): If we change an
20080 insn, call remove_retval_note on it.
20082 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20084 * regs.h (end_hard_regno): New function.
20085 (END_HARD_REGNO, END_REGNO): New macros.
20086 (add_to_hard_reg_set): New function.
20087 (remove_from_hard_reg_set): Likewise.
20088 (in_hard_reg_set_p): Likewise.
20089 (overlaps_hard_reg_set_p): Likewise.
20090 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
20091 (note_btr_set): Use END_HARD_REGNO.
20092 * caller-save.c (setup_save_areas): Use end_hard_regno.
20093 (mark_set_regs): Use END_HARD_REGNO.
20094 (add_stored_regs): Use end_hard_regno.
20095 (mark_referenced_regs): Use add_to_hard_reg_set.
20096 * combine.c (update_table_tick): Use END_REGNO.
20097 (record_value_for_reg): Likewise.
20098 (record_dead_and_set_regs): Likewise.
20099 (get_last_value_validate): Likewise.
20100 (use_crosses_set_p): Likewise.
20101 (reg_dead_at_p_1): Likewise.
20102 (reg_dead_at_p): Likewise.
20103 (mark_used_regs_combine): Use add_to_hard_reg_set.
20104 (move_deaths): Use END_HARD_REGNO.
20105 (reg_bitfield_target_p): Use end_hard_regno.
20106 (distribute_notes): Use END_HARD_REGNO.
20107 * cse.c (mention_regs): Use END_REGNO.
20108 (insert): Use add_to_hard_reg_set.
20109 (invalidate): Use END_HARD_REGNO.
20110 (invalidate_for_call): Likewise.
20111 (exp_equiv_p): Use END_REGNO.
20112 (cse_insn): Likewise.
20113 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
20114 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
20115 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
20116 * function.c (keep_stack_depressed): Use end_hard_regno.
20117 * global.c (global_alloc): Use end_hard_regno.
20118 (global_conflicts): Use add_to_hard_reg_set instead of
20120 (find_reg): Likewise.
20121 (mark_reg_store): Likewise.
20122 (mark_reg_conflicts): Likewise.
20123 (mark_reg_death): Use remove_from_hard_reg_set.
20124 (mark_reg_live_nc): Delete.
20125 (set_preference): Use end_hard_regno.
20126 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
20127 remove_from_hard_reg_set.
20128 (post_mark_life): Use add_to_hard_reg_set.
20129 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
20130 (reg_becomes_live): Use add_to_hard_reg_set.
20131 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
20132 (peep2_find_free_register): Use add_to_hard_reg_set.
20133 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
20134 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
20135 * regrename.c (note_sets): Use add_to_hard_reg_set.
20136 (clear_dead_regs): Use remove_from_hard_reg_set.
20137 (regrename_optimize): Use add_to_hard_reg_set.
20138 (find_oldest_value_reg): Use in_hard_reg_set_p.
20139 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
20140 (hard_reg_set_here_p): Use end_hard_regno.
20141 (decompose): Likewise.
20142 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
20143 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
20144 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
20145 (mark_home_live): Use end_hard_regno.
20146 (spill_hard_reg): Likewise.
20147 (clear_reload_reg_in_use): Likewise.
20148 * reorg.c (delete_prior_computation): Use END_REGNO.
20149 * resource.c (update_live_status): Use END_HARD_REGNO.
20150 (mark_referenced_resources): Use add_to_hard_reg_set.
20151 (mark_set_resources): Likewise.
20152 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
20153 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
20154 (reg_overlap_mentioned_p): Likewise.
20155 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
20156 (covers_regno_no_parallel_p): Use END_REGNO.
20157 (find_regno_note): Likewise.
20158 (find_reg_fusage): Use END_HARD_REGNO.
20159 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
20160 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
20162 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20164 * mode-switching.c (reg_dies): Change type of second argument to
20166 (optimize_mode_switching): Update accordingly.
20168 2007-05-22 Richard Sandiford <richard@codesourcery.com>
20170 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
20172 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
20173 (hard_reg_set_empty_p): ...these new functions.
20174 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
20175 GO_IF_HARD_REG_SUBSET.
20176 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
20177 instead of GO_IF_HARD_REG_EQUAL.
20178 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
20179 instead of GO_IF_HARD_REG_EQUAL.
20180 * global.c (find_reg): Use hard_reg_set_empty_p instead of
20181 GO_IF_HARD_REG_SUBSET.
20182 (modify_reg_pav): Use hard_reg_set_empty_p instead of
20183 GO_IF_HARD_REG_EQUAL.
20184 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
20185 of GO_IF_HARD_REG_SUBSET.
20186 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
20187 instead of GO_IF_HARD_REG_EQUAL.
20188 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
20189 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
20190 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
20191 of GO_IF_HARD_REG_SUBSET,
20192 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
20193 GO_IF_HARD_REG_SUBSET.
20194 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
20195 instead of GO_IF_HARD_REG_EQUAL.
20196 * config/sh/sh.c (push_regs, calc_live_regs): Use
20197 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
20198 (hard_regs_intersect_p): Delete.
20200 2007-05-22 Janis Johnson <janis187@us.ibm.com>
20202 * doc/sourcebuild.texi (Test Directives) Add dg-message.
20204 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
20205 Richard Henderson <rth@redhat.com>
20207 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
20209 (x86_64-*-*): Likewise.
20211 * config/i386/i386-modes.def (V2QI): New.
20213 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
20215 (override_options): Support SSE4.1.
20216 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
20217 (IX86_BUILTIN_BLENDPS): Likewise.
20218 (IX86_BUILTIN_BLENDVPD): Likewise.
20219 (IX86_BUILTIN_BLENDVPS): Likewise.
20220 (IX86_BUILTIN_PBLENDVB128): Likewise.
20221 (IX86_BUILTIN_PBLENDW128): Likewise.
20222 (IX86_BUILTIN_DPPD): Likewise.
20223 (IX86_BUILTIN_DPPS): Likewise.
20224 (IX86_BUILTIN_INSERTPS128): Likewise.
20225 (IX86_BUILTIN_MOVNTDQA): Likewise.
20226 (IX86_BUILTIN_MPSADBW128): Likewise.
20227 (IX86_BUILTIN_PACKUSDW128): Likewise.
20228 (IX86_BUILTIN_PCMPEQQ): Likewise.
20229 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
20230 (IX86_BUILTIN_PMAXSB128): Likewise.
20231 (IX86_BUILTIN_PMAXSD128): Likewise.
20232 (IX86_BUILTIN_PMAXUD128): Likewise.
20233 (IX86_BUILTIN_PMAXUW128): Likewise.
20234 (IX86_BUILTIN_PMINSB128): Likewise.
20235 (IX86_BUILTIN_PMINSD128): Likewise.
20236 (IX86_BUILTIN_PMINUD128): Likewise.
20237 (IX86_BUILTIN_PMINUW128): Likewise.
20238 (IX86_BUILTIN_PMOVSXBW128): Likewise.
20239 (IX86_BUILTIN_PMOVSXBD128): Likewise.
20240 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
20241 (IX86_BUILTIN_PMOVSXWD128): Likewise.
20242 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
20243 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
20244 (IX86_BUILTIN_PMOVZXBW128): Likewise.
20245 (IX86_BUILTIN_PMOVZXBD128): Likewise.
20246 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
20247 (IX86_BUILTIN_PMOVZXWD128): Likewise.
20248 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
20249 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
20250 (IX86_BUILTIN_PMULDQ128): Likewise.
20251 (IX86_BUILTIN_PMULLD128): Likewise.
20252 (IX86_BUILTIN_ROUNDPD): Likewise.
20253 (IX86_BUILTIN_ROUNDPS): Likewise.
20254 (IX86_BUILTIN_ROUNDSD): Likewise.
20255 (IX86_BUILTIN_ROUNDSS): Likewise.
20256 (IX86_BUILTIN_PTESTZ): Likewise.
20257 (IX86_BUILTIN_PTESTC): Likewise.
20258 (IX86_BUILTIN_PTESTNZC): Likewise.
20259 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
20260 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
20261 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
20262 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
20263 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
20264 (bdesc_ptest): New.
20265 (bdesc_sse_3arg): Likewise.
20266 (bdesc_2arg): Likewise.
20267 (bdesc_1arg): Likewise.
20268 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
20270 (ix86_expand_sse_4_operands_builtin): New.
20271 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
20272 smaller than 8 bits as the 2nd arg.
20273 (ix86_expand_sse_ptest): New.
20274 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
20275 (ix86_expand_vector_set): Support SSE4.1.
20276 (ix86_expand_vector_extract): Likewise.
20278 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
20279 __SSE4_1__ for -msse4.1.
20281 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
20282 (UNSPEC_INSERTPS): Likewise.
20283 (UNSPEC_DP): Likewise.
20284 (UNSPEC_MOVNTDQA): Likewise.
20285 (UNSPEC_MPSADBW): Likewise.
20286 (UNSPEC_PHMINPOSUW): Likewise.
20287 (UNSPEC_PTEST): Likewise.
20288 (UNSPEC_ROUNDP): Likewise.
20289 (UNSPEC_ROUNDS): Likewise.
20291 * config/i386/i386.opt (msse4.1): New for SSE4.1.
20293 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
20294 (const_pow2_1_to_32768_operand): Likewise.
20296 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
20299 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
20301 (sse4_1_insertps): Likewise.
20302 (*sse4_1_extractps): Likewise.
20303 (sse4_1_ptest): Likewise.
20304 (sse4_1_mulv2siv2di3): Likewise.
20305 (*sse4_1_mulv4si3): Likewise.
20306 (*sse4_1_smax<mode>3): Likewise.
20307 (*sse4_1_umax<mode>3): Likewise.
20308 (*sse4_1_smin<mode>3): Likewise.
20309 (*sse4_1_umin<mode>3): Likewise.
20310 (sse4_1_eqv2di3): Likewise.
20311 (*sse4_1_pinsrb): Likewise.
20312 (*sse4_1_pinsrd): Likewise.
20313 (*sse4_1_pinsrq): Likewise.
20314 (*sse4_1_pextrb): Likewise.
20315 (*sse4_1_pextrb_memory): Likewise.
20316 (*sse4_1_pextrw_memory): Likewise.
20317 (*sse4_1_pextrq): Likewise.
20318 (sse4_1_blendpd): Likewise.
20319 (sse4_1_blendps): Likewise.
20320 (sse4_1_blendvpd): Likewise.
20321 (sse4_1_blendvps): Likewise.
20322 (sse4_1_dppd): Likewise.
20323 (sse4_1_dpps): Likewise.
20324 (sse4_1_movntdqa): Likewise.
20325 (sse4_1_mpsadbw): Likewise.
20326 (sse4_1_packusdw): Likewise.
20327 (sse4_1_pblendvb): Likewise.
20328 (sse4_1_pblendw): Likewise.
20329 (sse4_1_phminposuw): Likewise.
20330 (sse4_1_extendv8qiv8hi2): Likewise.
20331 (*sse4_1_extendv8qiv8hi2): Likewise.
20332 (sse4_1_extendv4qiv4si2): Likewise.
20333 (*sse4_1_extendv4qiv4si2): Likewise.
20334 (sse4_1_extendv2qiv2di2): Likewise.
20335 (*sse4_1_extendv2qiv2di2): Likewise.
20336 (sse4_1_extendv4hiv4si2): Likewise.
20337 (*sse4_1_extendv4hiv4si2): Likewise.
20338 (sse4_1_extendv2hiv2di2): Likewise.
20339 (*sse4_1_extendv2hiv2di2): Likewise.
20340 (sse4_1_extendv2siv2di2): Likewise.
20341 (*sse4_1_extendv2siv2di2): Likewise.
20342 (sse4_1_zero_extendv8qiv8hi2): Likewise.
20343 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
20344 (sse4_1_zero_extendv4qiv4si2): Likewise.
20345 (*sse4_1_zero_extendv4qiv4si2): Likewise.
20346 (sse4_1_zero_extendv2qiv2di2): Likewise.
20347 (*sse4_1_zero_extendv2qiv2di2): Likewise.
20348 (sse4_1_zero_extendv4hiv4si2): Likewise.
20349 (*sse4_1_zero_extendv4hiv4si2): Likewise.
20350 (sse4_1_zero_extendv2hiv2di2): Likewise.
20351 (*sse4_1_zero_extendv2hiv2di2): Likewise.
20352 (sse4_1_zero_extendv2siv2di2): Likewise.
20353 (*sse4_1_zero_extendv2siv2di2): Likewise.
20354 (sse4_1_roundpd): Likewise.
20355 (sse4_1_roundps): Likewise.
20356 (sse4_1_roundsd): Likewise.
20357 (sse4_1_roundss): Likewise.
20358 (mulv4si3): Don't expand for SSE4.1.
20359 (smax<mode>3): Likewise.
20360 (umaxv4si3): Likewise.
20361 (uminv16qi3): Likewise.
20362 (umin<mode>3): Likewise.
20363 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
20365 * doc/extend.texi: Document SSE4.1 built-in functions.
20367 * doc/invoke.texi: Document -msse4.1.
20369 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
20371 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
20372 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
20373 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
20374 (ASM_SPEC): Add asm_pcrel_spec.
20375 (EXTRA_SPECS): Add asm_pcrel_spec.
20377 2007-05-21 David Daney <ddaney@avtrex.com>
20379 * doc/install.texi (Building a cross compiler): Add requirements
20380 for Java cross compiler.
20382 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20384 PR middle-end/31995
20385 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
20386 Add loopno argument. Use evolution_function_is_invariant_rec_p
20387 instead of evolution_function_is_constant_p.
20388 Update calls to evolution_function_is_affine_multivariate_p.
20389 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
20390 Add loopno argument.
20391 * tree-scalar-evolution.c (gather_chrec_stats): Call
20392 evolution_function_is_affine_multivariate_p with a loop
20394 * tree-data-ref.c (analyze_miv_subscript): Likewise.
20395 (analyze_overlapping_iterations): Likewise.
20396 (access_functions_are_affine_or_constant_p): Likewise.
20397 (build_classic_dist_vector_1): If the access functions
20398 are equal, don't do anything.
20400 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
20401 Paolo Carlini <pcarlini@suse.de>
20402 Uros Bizjak <ubizjak@gmail.com>
20404 * c-cppbuiltin.c (c_cpp_builtins): Define
20405 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
20406 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
20407 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
20408 * doc/cpp.texi ([Standard Predefined Macros]): Document.
20410 2007-05-21 Mike Stump <mrs@apple.com>
20412 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
20414 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
20416 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
20418 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
20419 implementation if __OPTIMIZE__ is not defined.
20420 (_mm_alignr_pi8): Ditto.
20421 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20422 (_mm_inserti_si64): Ditto.
20423 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20424 (_mm_slli_epi16): Ditto.
20425 (_mm_slli_epi32): Ditto.
20426 (_mm_slli_epi64): Ditto.
20427 (_mm_srai_epi16): Ditto.
20428 (_mm_srai_epi32): Ditto.
20429 (_mm_srli_si128): Ditto.
20430 (_mm_slli_si128): Ditto.
20431 (_mm_srli_epi16): Ditto.
20432 (_mm_srli_epi32): Ditto.
20433 (_mm_srli_epi64): Ditto.
20434 (_mm_extract_epi16): Ditto.
20435 (_mm_insert_epi16): Ditto.
20436 (_mm_shufflehi_epi16): Ditto.
20437 (_mm_shufflelo_epi16): Ditto.
20438 (_mm_shuffle_epi32): Ditto.
20439 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
20440 (_m_pextrw): Ditto.
20441 (_mm_insert_pi16): Ditto.
20442 (_m_pinsrw): Ditto.
20443 (_mm_shuffle_pi16): Ditto.
20444 (_m_pshufw): Ditto.
20445 (_mm_shufle_ps): Ditto.
20446 (_mm_prefetch): Ditto.
20448 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
20450 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20451 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20452 * real.c (encode_i370_single, decode_i370_single,
20453 encode_i370_double, decode_i370_double): Functions removed.
20454 (i370_single_format, i370_double_format): Initializations removed.
20455 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20456 Consider the log2_b field to always be one.
20457 (ieee_single_format, mips_single_format, coldfire_single_format,
20458 ieee_double_format, mips_double_format, coldfire_double_format,
20459 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20460 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20461 ibm_extended_format, mips_extended_format, ieee_quad_format,
20462 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20463 decimal_single_format, decimal_double_format, decimal_quad_format,
20464 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20465 initialization of log2_b.
20466 * real.h (i370_single_format, i370_double_format): Declarations
20468 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20469 field to always be one.
20471 2007-05-21 Andreas Schwab <schwab@suse.de>
20473 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20474 NOTE_INSN_BASIC_BLOCK_P.
20475 (process_for_unwind_directive): Likewise.
20477 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20479 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20480 * function.h (struct function): Move va_list_gpr_size,
20481 va_list_fpr_size, function_frequency to front of bitfields. Add
20483 (current_function_calls_unwind_init): New.
20484 * except.c (expand_builtin_unwind_init): Set
20485 current_function_calls_unwind_init not
20486 current_function_has_nonlocal_label.
20487 * reload1.c (has_nonexceptional_receiver): New.
20488 (reload): Use it and current_function_calls_unwind_init to
20489 determine whether call-saved regs must be saved.
20491 2007-05-20 Jan Hubicka <jh@suse.cz>
20493 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20494 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20495 * ddg.c (create_ddg): LIkewise.
20496 * final.c (final): Remove hunk moving line number notes around since
20497 they are no longer present at this stage.
20498 (final_scan_insn): Use NOTE_KIND instead of
20499 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20500 (output_asm_label): Likewise.
20501 * reorg.c (dbr_schedule): Likewise.
20502 * haifa-sched.c (unlink_other_notes): Likewise.
20503 * mode-switching.c (optimize_mode_switching): Likewise.
20504 * graph.c (start_bb): Likewise.
20505 * rtl.def (NOTE): Update description.
20506 * jump.c (squeeze_notes): Delete.
20507 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20508 NOTE_INSN_BASIC_BLOCK_P when possible.
20509 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20510 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20511 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20512 (dwarf2out_var_location): Likewise.
20513 * cfgbuild.c (make_edges): Likewise.
20514 (find_basic_blocks_1): Likewise.
20515 * function.c (reorder_blocks_1): Likewise.
20516 (epilogue_done): Likewise.
20517 (reposition_prologue_and_epilogue_notes): Likewise.
20518 * print-rtl.c (print_rtx): Likewise; drop code for printing
20520 (print_rtl): Likewise.
20521 (print_rtl_single): Likewise.
20522 * gcse.c (insert_insn_start_bb): Likewise.
20523 * alias.c (init_alias_analysis): Likewise.
20524 * calls.c (fixup_tail_calls): Likewise.
20525 * except.c (sjlj_emit_function_enter): Likewise.
20526 * emit-rtl.c (add_insn_after): Likeiwse.
20527 (emit_label_before): Likewise.
20528 (emit_label_after): Likewise.
20529 (emit_note_before, emit_note_after, emit_note): Update
20530 parameter to be enum insn_note; do not deal with source
20532 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20533 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20535 (merge_blocks_move_successor_nojumps): Simplify now when
20536 we don't have BLOCK notes.
20537 (try_optimize_cfg): Likewise.
20538 * cfglayout.c (skip_insns_after_block): Likewise.
20539 (record_effective_endpoints): Likewise.
20540 (duplicate_insn_chain): Likewise.
20541 * varasm.c (output_constant_pool_1): Likewise.
20542 * sched-deps.c (sched_analyze): Likewise.
20543 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20545 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20546 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20547 (SET_INSN_DELETED): Simplify.
20548 (NOTE_LINE_NUMBER): Exterminate.
20549 (NOTE_LINE_KIND): New.
20550 (NOTE_INSN_BASIC_BLOCK_P): Update.
20551 (enum insn_note): Simplify.
20552 (GET_NOTE_INSN_NAME) Simplify.
20553 (emit_note_before, emit_note_after, emit_note): Update prototype.
20554 (squeeze_notes): Remove.
20555 * sched-int.h (NOTE_NOT_BB_P): Update.
20556 * resource.c (mark_target_live_regs): Update.
20557 * sched-rgn.c (debug_dependencies): Update.
20558 * sched-vis.c (print_insn): Update.
20559 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20560 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20561 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20562 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20563 (split_branches): Update.
20564 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20566 (sh_adjust_unroll_max): Exterminate.
20567 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20568 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20569 (m68hc11_reorg): Likewise.
20570 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20571 (emit_predicate_relation_info): Update.
20572 (process_for_unwind_directive): Update.
20573 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20574 (output_call): Update.
20575 * config/pa/pa.c (output_lbranch): Update.
20576 (output_millicode_call): Update.
20577 (output_call): Update.
20578 (pa_combine_instructions): Update.
20579 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20580 * config/bfin/bfin.c (gen_one_bundle): Update.
20581 * cfgrtl.c (can_delete_note_p): Update.
20582 (delete_insn): Update.
20583 (rtl_merge_blocks): Update.
20584 (commit_one_edge_insertion): Update.
20585 (rtl_verify_flow_info): Update.
20586 * stmt.c (expand_case): Do not call squeeze_notes.
20588 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20595 * c.opt (Wtype-limits): New.
20596 * doc/invoke.texi (Wtype-limits): Document it.
20597 (Wextra): Enabled by -Wextra.
20598 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20599 * c-common.c (shorten_compare): Warn with Wtype-limits.
20601 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20603 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20604 inlined function, not as a macro.
20605 (_mm_alignr_pi8): Ditto.
20606 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20607 (_mm_inserti_si64): Ditto.
20608 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20609 (_mm_extract_epi16): Ditto.
20610 (_mm_insert_epi16): Ditto.
20611 (_mm_shufflehi_epi16): Ditto.
20612 (_mm_shufflelo_epi16): Ditto.
20613 (_mm_shuffle_epi32): Ditto.
20614 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20615 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20617 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20619 (_m_to_float): Use C89 compatible assignment.
20621 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20624 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20626 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20629 * doc/invoke.texi (Wreturn-type): Complete description.
20630 (Wextra): Delete item about return-type warning.
20631 * c-decl.c: Delete redundant Wextra warning.
20633 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20636 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20637 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20638 inlined function, not as a macro.
20639 (_mm_prefetch): Ditto.
20640 (_m_pextrw): Ditto.
20641 (_mm_insert_pi16): Ditto.
20642 (_m_pinsrw): Ditto.
20643 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20644 (_m_pshufw): Ditto. Add const to __N argument.
20645 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20646 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20647 (_mm_slli_epi32): Ditto.
20648 (_mm_srli_si128): Implement as always inlined function, not as a
20649 macro. Add __inline to function declaration.
20650 (_mm_slli_si128): Ditto.
20652 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20654 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20655 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20657 (struct fenv): New structure.
20658 (FP_HANDLE_EXCEPTIONS): New define.
20659 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20660 (_FP_DECL_EXP): New define.
20661 (FP_INIT_ROUNDMODE): New define.
20662 (FP_ROUNDMODE): New define.
20664 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20666 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20667 (Wconversion): Update description.
20668 (Wconversion-sign): New.
20669 * c.opt (Wconversion-sign): New.
20670 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20671 means disabled for C++. Otherwise, take the status of Wconversion.
20672 * c-common.c (conversion_warning): Warn with either Wconversion or
20674 (warnings_for_convert_and_check): Conditions are already checked by
20675 conversion_warning.
20676 (convert_and_check): Don't check warnings if the conversion failed.
20678 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20679 Anatoly Sokolov <aesok@dol.ru>
20681 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20682 avr_epilogue_uses) : Add declaration.
20683 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20684 * config/avr/constraints.md (R): New constraint.
20685 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20686 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20687 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20688 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20689 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20690 call_prologue_saves, epilogue_restores, return_from_epilogue,
20691 return_from_main_epilogue, return_from_interrupt_epilogue,
20692 return_from_naked_epilogue, prologue, epilogue): New patterns.
20693 (jump): Handle symbol reference.
20694 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20695 avr_output_function_prologue, avr_output_function_epilogue): Remove
20697 (avr_init_machine_status, expand_prologue, expand_epilogue,
20698 avr_asm_function_end_prologue, avr_epilogue_uses,
20699 avr_asm_function_begin_epilogue): New functions.
20700 (prologue_size, epilogue_size, jump_tables_size): Remove global
20702 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20703 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20704 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20705 (avr_override_options): Initialise init_machine_status.
20706 (output_movhi): Handle all stack pointer loads.
20707 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20708 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20709 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20710 (EPILOGUE_USES) Redefine.
20711 (machine_function) Declare.
20713 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20715 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20716 Use a single return statement.
20718 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20720 PR middle-end/30250
20721 * builtins.c (do_mpfr_lgamma_r): New.
20722 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20723 * tree.h (CASE_FLT_FN_REENT): New.
20725 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20727 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20728 (output_die): Use 'unsigned long' with %x.
20729 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20730 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20731 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20733 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20735 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20740 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20741 true if function has no argument.
20743 2007-05-18 DJ Delorie <dj@redhat.com>
20745 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20746 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20748 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20750 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20751 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20752 count_trailing_zeros.
20753 (__i386__): Implement count_leading_zeros using __builtin_clz().
20754 Implement count_trailing_zeros usign __builtin_ctz().
20756 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20758 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20760 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20762 PR middle-end/31344
20763 * expr.c (emit_move_change_mode): Change mode of push operands here.
20765 2007-05-17 Ian Lance Taylor <iant@google.com>
20767 PR tree-optimization/31953
20768 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20769 Change all callers.
20770 (set_value_range_to_null): Call set_value_range_to_value.
20771 (extract_range_from_comparison): Likewise.
20773 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20775 * toplev.c (print_version): Output GMP/MPFR version info.
20777 * builtins.c (CASE_MATHFN_REENT): New macro.
20778 (mathfn_built_in): Use it.
20779 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20780 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20781 BUILT_IN_LGAMMAL_R): New.
20782 * doc/extend.texi: Document new builtins.
20784 PR middle-end/31796
20785 * builtins.c (do_mpfr_remquo): New.
20786 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20787 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20789 PR middle-end/30251
20790 * builtins.c (fold_builtin_1): Handle y0, y1.
20791 (fold_builtin_2): Handle yn.
20793 PR middle-end/30251
20794 * builtins.c (do_mpfr_bessel_n): New.
20795 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20796 (fold_builtin_2): Handle BUILT_IN_JN.
20798 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20801 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20802 TYPE_PRECISION (intmax_type_node).
20804 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20807 * reload.c (subst_reloads): Remove checking.
20809 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20811 PR rtl-optimization/31691
20812 * combine.c (simplify_set): Build a new src pattern instead of
20813 substituting its operands in the COMPARE case.
20815 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20817 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20818 (execute_vrp): Preserve loops through jump threading.
20819 * tree-ssa-threadupdate.c (thread_single_edge,
20820 dbds_continue_enumeration_p, determine_bb_domination_status,
20821 thread_through_loop_header): New functions.
20822 (create_edge_and_update_destination_phis,
20823 create_edge_and_update_destination_phis): Set loops for the new blocks.
20824 (prune_undesirable_thread_requests): Removed.
20825 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20827 (thread_block): Do not call prune_undesirable_thread_requests.
20829 (mark_threaded_blocks): Select edges to thread here.
20830 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20831 Thread edges through loop headers independently.
20832 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20833 * tree-pass.h (TODO_mark_first_instance): New.
20834 (first_pass_instance): Declare.
20835 * cfghooks.c (duplicate_block): Put the block to the original loop
20836 if copy is not specified.
20837 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20838 jump threading. Pass may_peel_loop_headers to
20839 thread_through_all_blocks according to first_pass_instance.
20840 * cfgloop.h (create_preheader): Declare.
20841 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20842 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20843 * passes.c (first_pass_instance): New variable.
20844 (next_pass_1): Set TODO_mark_first_instance.
20845 (execute_todo): Set first_pass_instance.
20847 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20849 PR tree-optimization/24659
20850 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20851 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20852 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20853 OTI_vec_pack_ufix_trunc.
20854 (vec_unpacks_float_hi_optab): Define new macro.
20855 (vec_unpacks_float_lo_optab): Ditto.
20856 (vec_unpacku_float_hi_optab): Ditto.
20857 (vec_unpacku_float_lo_optab): Ditto.
20858 (vec_pack_sfix_trunc_optab): Ditto.
20859 (vec_pack_ufix_trunc_optab): Ditto.
20860 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20861 and vec_pack_[s|u]fix_trunc_optab using
20862 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20863 * tree-vectorizer.c (supportable_widening_operation): Handle
20864 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20865 (supportable_narrowing_operation): New function.
20866 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20867 * tree-vect-transform.c (vectorizable_conversion): Handle
20868 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20869 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20870 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20871 to check for target support.
20872 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20873 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20874 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20875 for VEC_PACK_FIX_TRUNC_EXPR.
20876 (expand_binop): Special case mode of the result for
20877 vec_pack_[u|s]fix_trunc_optab.
20878 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20879 vec_pack_[u|s]fix_trunc_optab.
20881 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20882 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20883 * tree-pretty-print.c (dump_generic_node): Handle
20884 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20885 VEC_PACK_FIX_TRUNC_EXPR.
20887 * expr.c (expand_expr_real_1): Ditto.
20888 * tree-inline.c (estimate_num_insns_1): Ditto.
20889 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20891 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20892 (vec_unpacks_float_lo_v8hi): Ditto.
20893 (vec_unpacku_float_hi_v8hi): Ditto.
20894 (vec_unpacku_float_lo_v8hi): Ditto.
20895 (vec_unpacks_float_hi_v4si): Ditto.
20896 (vec_unpacks_float_lo_v4si): Ditto.
20897 (vec_pack_sfix_trunc_v2df): Ditto.
20899 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20901 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20902 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20903 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20904 [vec_pack_ufix_trunc]: Ditto.
20905 [vec_unpacks_float_hi]: Ditto.
20906 [vec_unpacks_float_lo]: Ditto.
20907 [vec_unpacku_float_hi]: Ditto.
20908 [vec_unpacku_float_lo]: Ditto.
20910 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20912 * soft-fp/README: Update for new files.
20913 * soft-fp/floattisf.c: New file.
20914 * soft-fp/floattidf.c: New file.
20915 * soft-fp/floattitf.c: New file.
20916 * soft-fp/floatuntisf.c: New file.
20917 * soft-fp/floatuntidf.c: New file.
20918 * soft-fp/floatuntitf.c: New file.
20919 * soft-fp/fixsfti.c: New file.
20920 * soft-fp/fixdfti.c: New file.
20921 * soft-fp/fixtfti.c: New file.
20922 * soft-fp/fixunssfti.c: New file.
20923 * soft-fp/fixunsdfti.c: New file.
20924 * soft-fp/fixunstfti.c: New file.
20925 * soft-fp/extendxftf.c: New file.
20926 * soft-fp/trunctfxf.c: New file.
20928 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20929 (__trunctfxf2): Ditto.
20931 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20932 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20933 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20934 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20935 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20936 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20938 * config/i386/t-fprules-softfp64: New file.
20939 * config/i386/sfp-machine.h: New file.
20940 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20941 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20942 and soft-fp/t-softfp to tmake_file.
20943 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20944 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20946 * config/i386/t-linux64 (softfp_wrap_start): New.
20947 (softfp_wrap_end): New.
20948 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20949 supported for TARGET_64BIT.
20951 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20953 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20954 c_common_unsigned_type behavior.
20956 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20958 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20961 2007-05-16 Eric Christopher <echristo@apple.com>
20963 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20964 saving after stack push. Set sp_offset whenever we push.
20965 (rs6000_emit_epilogue): Move altivec register restore before
20968 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20970 * configure.ac: Allow sysroots to be relocated under $prefix as
20971 well as $exec_prefix.
20972 * configure: Regenerate.
20974 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20978 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20980 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20981 (gcc_tooldir): Likewise.
20982 * configure: Regenerate.
20983 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20984 old configure.ac gcc_tooldir setting.
20985 (prefix_to_exec_prefix): New variable.
20986 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20987 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20989 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20991 * c-typeck.c (build_binary_op): Return early for error.
20993 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20995 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20996 struct nb_iter_bound.
20997 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20998 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20999 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
21000 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
21001 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
21002 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
21003 (del_scev_info): Use ggc_free.
21004 (scev_initialize): Allocate scalar_evolution_info in gc memory.
21005 * loop-init.c: Include ggc.h.
21006 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
21007 (loop_optimizer_finalize): Use ggc_free.
21008 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
21009 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
21010 pass_iv_optimize): Add TODO_ggc_collect.
21011 * function.h (struct function): Remove skip marker from
21013 * cfgloop.c: Include ggc.h.
21014 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
21016 (establish_preds): Vector superloops is gc allocated.
21017 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
21019 (flow_loops_find): Vector larray is gc allocated.
21020 (loop_exit_free): Use ggc_free.
21021 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
21022 that head of exits list is now not a part of struct loop.
21023 (record_loop_exits): Allocate exits table in gc memory.
21024 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
21025 that head of exits list is now not a part of struct loop.
21026 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
21027 struct loop_exit): Add GTY marker.
21028 (struct loop): Add GTY marker. Make superloops vector gc allocated.
21029 Add skip marker to aux field. Make head of exits list a separate
21031 (struct loops): Add GTY marker. Make larray vector gc allocated.
21032 Add param marker to exits table.
21033 (get_loops): Type changed.
21034 * Makefile.in (tree-scalar-evolution.o): Add
21035 gt-tree-scalar-evolution.h dependency.
21036 (cfgloop.o, loop-init.o): Add ggc.h dependency.
21037 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
21038 * basic-block.h (struct basic_block_def): Remove skip marker from
21041 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
21043 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
21044 of 0 in the call to expand_expr().
21045 (expand_builtin_mathfn_3): Ditto.
21046 (expand_builtin_interclass_mathfn): Ditto.
21047 (expand_builtin_cexpi): Ditto.
21048 (expand_builtin_int_roundingfn): Ditto.
21049 (expand_builtin_int_roundingfn_2): Ditto.
21050 (expand_builtin_pow): Ditto.
21051 (expand_builtin_powi): Ditto.
21052 (expand_builtin_bswap): Ditto.
21053 (expand_builtin_unop): Ditto.
21054 (expand_builtin_fabs): Ditto.
21055 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
21056 the call to expand_expr().
21057 (expand_builtin_sync_operation): Ditto.
21058 (expand_builtin_compare_and_swap): Ditto.
21059 (expand_builtin_lock_test_and_set): Ditto.
21060 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
21061 instead of 0 in the call to expand_expr().
21062 (expand_builtin_extract_return_addr): Ditto.
21063 (expand_builtin_eh_return): Ditto.
21064 (expand_eh_return): Ditto.
21065 * explow.c (expr_size): Ditto.
21066 * expr.c (optimize_bitfield_assignment_op): Ditto.
21067 (expand_assignement): Ditto.
21068 (store_expr): Ditto.
21069 (store_field): Ditto.
21070 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
21071 the call to expand_expr().
21072 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
21073 in the call to expand_expr().
21074 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
21075 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
21076 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
21078 * optabs.c (expand_vec_shift_expr): Ditto.
21079 (expand_vec_cond_expr): Ditto.
21080 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
21081 call to expand_expr().
21082 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
21083 in the call to expand_expr().
21085 2007-05-14 Dave Korn <dave.korn@artimi.com>
21087 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
21089 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
21091 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
21092 instead of c_common_unsigned_type.
21093 (c_common_unsigned_type): Remove.
21094 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
21095 c_common_unsigned_type.
21096 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
21097 c_common_unsigned_type.
21098 * c-common.h (c_common_unsigned_type): Remove.
21099 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
21100 c_common_unsigned_type.
21101 * c-format.c (check_format_types): Use unsigned_type_for instead of
21102 c_common_unsigned_type.
21103 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21104 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
21105 of c_common_unsigned_type.
21106 * convert.c (convert_to_integer): Use unsigned_type_for instead of
21107 lang_hooks.types.unsigned_type.
21108 * expmed.c (make_tree): Use unsigned_type_for instead of
21109 lang_hooks.types.unsigned_type.
21110 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
21111 lang_hooks.types.unsigned_type.
21112 (build_range_check): Likewise.
21113 (fold_unary): Likewise.
21114 (fold_binary): Likewise.
21115 (fold_ternary): Likewise.
21116 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21117 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
21118 * tree.c (get_unsigned_type): New.
21119 (unsigned_type_for): Use get_unsigned_type instead of
21120 lang_hooks.types.unsigned_type.
21122 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
21124 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
21125 to m68k_get_function_kind. Update its prototype.
21126 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
21128 (m68k_interrupt_function_p): Return enum m68k_function_type
21129 instead of bool. Rename to m68k_get_function_kind.
21130 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
21131 target is not fido.
21132 (m68k_compute_frame_layout): Don't mark any register for save
21133 if an interrupt_thread attribute is specified.
21134 (m68k_hard_regno_rename_ok): Update a use of
21135 m68k_interrupt_function_p.
21136 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
21137 m68k_interrupt_function_p.
21138 (m68k_function_type): New.
21139 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
21140 for a function with an interrupt_thread attribute.
21141 * doc/extend.texi: Document the interrupt_thread attribute.
21143 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
21145 Fix PR tree-optimization/31911
21146 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
21147 if they didn't change the expression.
21149 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
21151 * tree-scalar-evolution.c (resolve_mixers): Exported.
21152 * tree-scalar-evolution.h (resolve_mixers): Declare.
21153 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
21154 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
21155 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
21156 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
21157 init_array_ref, init_pointer_ref, analyze_indirect_ref,
21158 strip_conversion, analyze_offset_expr, address_analysis,
21159 object_analysis, analyze_offset): Removed.
21160 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
21161 split_constant_offset, canonicalize_base_object_address,
21162 object_address_invariant_in_loop_p, disjoint_objects_p,
21163 dr_may_alias_p, dr_address_invariant_p): New functions.
21164 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
21165 and dr_analyze_alias.
21166 (initialize_data_dependence_relation): Use dr_may_alias_p
21167 and object_address_invariant_in_loop_p.
21168 (compute_self_dependence): Handle the case when
21169 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
21170 (find_data_references_in_stmt): Restrict the analysis of data
21171 references to the given loop nest.
21172 (find_data_references_in_loop): Made static. Pass loop nest to
21173 find_data_references_in_stmt.
21174 (compute_data_dependences_for_loop): Use DR_VOPS.
21175 (free_data_ref): Free DR_VOPS.
21176 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
21177 (struct innermost_loop_behavior): ... new.
21178 (struct base_object_info): Replaced by ...
21179 (struct indices): ... new.
21180 (struct dr_alias): New.
21181 (enum data_ref_type): Removed.
21182 (struct data_reference): Consist of struct innermost_loop_behavior,
21183 struct indices and struct dr_alias.
21184 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
21185 (DR_MEMTAG): Renamed to ...
21186 (DR_SYMBOL_TAG): ... this.
21187 (find_data_references_in_loop): Declaration removed.
21188 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
21189 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
21190 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
21191 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
21193 2007-05-13 Revital Eres <eres@il.ibm.com>
21195 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
21196 which walks virtual def-use chains to find redundant stores.
21197 (dse_optimize_stmt): Call it.
21199 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21201 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
21202 * passes.c (init_optimization_passes): Move pass_jump_bypass
21205 * basic-block.h (bb_has_eh_pred): Fix style issue.
21207 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21209 PR rtl-optimization/31848
21210 * loop-invariant.c (move_invariant_reg): If we move an insn
21211 with a REG_EQUAL note, and that insn is not always executed,
21212 remove the REG_EQUAL note.
21214 2007-05-12 Richard Guenther <rguenther@suse.de>
21216 PR tree-optimization/31797
21217 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
21218 propagate into a stmt that has volatile ops.
21220 2007-05-12 Richard Sandiford <richard@codesourcery.com>
21222 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
21223 (gcc_tooldir): Likewise.
21224 * configure: Regenerate.
21225 * Makefile.in (libsubdir_to_prefix): New variable, based on the
21226 old configure.ac gcc_tooldir setting.
21227 (prefix_to_exec_prefix): New variable.
21228 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
21229 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
21231 2007-05-11 Silvius Rus <rus@google.com>
21233 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
21234 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
21235 * c-common.h (strict_aliasing_warning): Change return type.
21236 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
21237 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
21238 (build_c_cast): Condition call to strict_aliasing_warning.
21239 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
21240 * flags.h (set_Wstrict_aliasing): Declare.
21241 * opts.c (set_Wstrict_alising): Define, add call to.
21242 * tree-flow.h (strict_aliasing_warning_backend): Declare.
21243 * tree-ssa-alias-warnings.c: New file.
21244 * tree-ssa-alias.c (compute_may_aliases): Add call to
21245 strict_aliasing_warning_backend.
21247 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
21249 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21250 Use loop_depth and loop_outer accessor functions.
21251 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
21252 determine_invariantness_stmt, move_computations_stmt): Ditto.
21253 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
21254 add_loop, loopify, unloop, fix_loop_structure): Ditto.
21255 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
21256 * tree-scalar-evolution.c (interpret_loop_phi,
21257 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
21258 instantiate_parameters_1, scev_const_prop): Ditto.
21259 * cfghooks.c (make_forwarder_block): Ditto.
21260 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
21261 * modulo-sched.c (loop_canon_p): Ditto.
21262 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
21263 slpeel_can_duplicate_loop_p): Ditto.
21264 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
21265 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
21266 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
21267 cancel_loop, verify_loop_structure): Ditto.
21268 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
21269 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
21270 superloops vector instead of "pred" array.
21271 (establish_preds): Take father loop as an argument. Initialize the
21273 (flow_loop_tree_node_add): Pass father loop to establish_preds.
21274 Do not initialize loop->outer.
21275 (flow_loop_tree_node_remove): Truncate the superloops vector.
21276 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
21277 "pred" merged to "superloops" vector.
21278 (loop_depth, loop_outer): New.
21279 (fel_init): Use loop_outer.
21281 2007-05-11 Jan Hubicka <jh@suse.cz>
21283 * cgraphunit.c: Include gt-cgraphunit.h
21284 (static_ctors, static_dtors): New static vars.
21285 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
21286 based on implementation in c-common.c
21287 (cgraph_finalize_function): Call record_cdtor_fn.
21288 (cgraph_optimize): Call cgraph_build_cdtor_fns.
21289 * decl.c (finish_function): Do not call c_record_cdtor_fn.
21290 (c_write_global_declarations): Do not call c_build_cdtor_fns.
21291 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
21292 build_cdtor, c_build_cdtor_fns): Remove.
21293 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
21294 c_build_cdtor_fns): Remove prototype.
21296 2007-05-11 Paolo Carlini <pcarlini@suse.de>
21299 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
21300 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
21301 * builtins.c (fold_builtin_memchr): New.
21302 (expand_builtin_memchr): Call the latter.
21303 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
21304 * doc/extend.texi ([Other built-in functions provided by GCC]):
21307 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
21309 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
21310 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
21311 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
21312 PFPO_OP1_TYPE_SHIFT): Constants added.
21313 (DFP_ALL): Mode macro defined.
21314 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
21315 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
21316 Insn definitions added.
21317 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
21318 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
21321 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
21323 PR tree-optimization/31885
21324 * tree-chrec.c (chrec_contains_undetermined): Do not consider
21325 NULL_TREE to be undetermined.
21326 (automatically_generated_chrec_p): Return false for NULL.
21328 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21330 * config/bfin/bfin.h (MOVE_RATIO): Define.
21332 2007-05-10 Richard Sandiford <richard@codesourcery.com>
21334 * config.gcc (sparc-wrs-vxworks): New target.
21335 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
21336 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
21337 * config/sparc/sparc.h: Include vxworks-dummy.h.
21338 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
21339 include LABEL_REFs too.
21340 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
21341 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
21343 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
21345 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
21346 (sparc_emit_call_insn): New function.
21347 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
21348 functions when generating VxWorks PIC.
21349 * config/sparc/sparc.md (vxworks_load_got): New pattern.
21350 (call, call_value): Use sparc_emit_call_insn instead of
21353 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21355 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
21357 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21359 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
21360 for floating-point values if HOST_BITS_PER_LONG > 32. Use
21361 split_double instead of operand_subword.
21363 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21365 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
21366 * config/bfin/bfin.c (bfin_local_alignment): New function.
21367 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
21369 2007-05-08 Chao-ying Fu <fu@mips.com>
21371 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
21372 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
21373 (smsub_widen_optab, umsub_widen_optab): Define.
21374 * optabs.c (init_optabs): Initialize smsub_widen_optab and
21376 * genopinit.c (optabs): Fill in smsub_widen_optab and
21378 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
21379 and umsub_widen_optab to implement multiply-subtract sequences.
21380 * config/mips/mips.md (*msac<u>_di): Rename to...
21381 (<u>msubsidi4): ...this. Extend condition to include
21382 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21383 of operand 0 to "ka" and use the three-operand form of msub<u>
21385 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
21388 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21390 PR rtl-optimization/28011
21391 * reload.c (push_reload): Set dont_share if IN appears in OUT
21392 also when IN is a PLUS rtx.
21393 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
21396 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
21398 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
21399 call unshare_all_decls.
21400 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
21401 (unshare_all_decls): Remove.
21403 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
21406 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
21409 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
21410 Nigel Stephens <nigel@mips.com>
21412 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
21413 Update comments and all uses.
21414 (MIN_FPRS_PER_FMT): Define.
21415 * config/mips/mips.c (function_arg): Fix to correctly handle
21416 the -mips32r2 -mfp64 -mabi=32 case.
21417 (override_options): Enable use of odd-numbered registers for
21418 SFmode values on MIPS32.
21419 (mips_save_reg_p): Save whole floating-point register pair if
21420 either half is used.
21421 (compute_frame_size): Fix comment.
21423 2007-05-08 Jie Zhang <jie.zhang@analog.com>
21425 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
21426 argument of type bool.
21427 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
21428 argument. Safely select temporary P register according to it.
21429 (do_link): Change call site of add_to_reg accordingly.
21430 (do_unlink): Add epilogue_p as a fourth argument and pass it
21432 (expand_interrupt_handler_epilogue): Change call of do_unlink
21434 (bfin_expand_prologue): Add a third argument sibcall_p.
21435 * config/bfin/bfin.md (epilogue): Change call of
21436 bfin_expand_epilogue accordingly.
21437 (sibcall_epilogue): Likewise.
21438 (eh_return_internal): Likewise.
21440 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
21441 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
21442 * config/bfin/bfin.c (bfin_handle_option): Handle
21443 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
21444 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
21445 Support bf534, bf536 and bf561.
21446 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21448 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21451 * config/i386/i386.c (ix86_function_regparm): Process local
21452 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21454 2007-05-07 Mike Stump <mrs@apple.com>
21456 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21457 also checks for and while statements in C++.
21459 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21461 * gcc.c (at_file_supplied): New variable.
21462 (main): Set it if we expanded argv.
21463 (do_spec_1): Pass an @-file to the linker if we were called with
21464 an @-file argument and HAVE_GNU_LD.
21465 * collect2.c (at_file_supplied): New variable.
21466 (response_file): New variable.
21467 (collect_exit): Unlink response_file if necessary.
21468 (handler): Likewise.
21469 (do_wait): Likewise.
21470 (main): Set at_file_supplied if we expanded argv.
21471 (collect_execute): Pass an @-file to subprocesses if we were called
21472 with an @-file argument.
21473 * configure.ac: Add define for HAVE_GNU_LD.
21474 * configure: Regenerate.
21475 * config.in: Regenerate.
21477 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21479 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21480 operand to HI mode.
21485 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21487 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21488 (TARGET_ENCODE_SECTION_INFO): Re-define.
21489 (m32c_encode_section_info): New
21490 (function_vector_handler): New
21491 (current_function_special_page_vector): New
21492 (m32c_special_page_vector_p): New.
21493 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21495 * config/m32c/jump.md: Added instruction JSRS for functions
21496 with attribute "function_vector".
21497 * doc/extend.texi (function_vector): Added description
21498 for M16C, M32C targets.
21500 2007-05-07 DJ Delorie <dj@redhat.com>
21503 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21504 ashrpsi3, lshrpsi3): Update shift count constraint.
21506 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21507 Nathan Froyd <froydnj@codesourcery.com>
21510 * c-incpath.c (add_path): Strip trailing path separators.
21512 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21514 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21515 Free dominance info before purging EH edges.
21516 (eliminate_degenerate_phis): Likewise.
21517 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21519 2007-05-07 Jan Hubicka <jh@suse.cz>
21521 * gimplify.c (gimplify_expr): Do not crash when folding
21522 (void *)(int)&a + 4.
21524 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21527 * c-opts.c (lang_fortran): Make it non static.
21528 * c-common.h (lang_fortran): New prototype.
21529 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21530 -lang-fortran option was passed by the driver.
21532 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21534 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21535 of ASSERT_CHECKING. Tweak message.
21537 2007-05-06 Revital Eres <eres@il.ibm.com>
21540 * loop-unroll.c (insert_var_expansion_initialization):
21541 Initialize the expansions with -zero instead of +zero.
21543 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21545 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21546 into pic and non-pic versions. Mark r19 as used for
21547 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21548 for tgd_load, tld_load and tie_load .
21549 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21550 version of tgd_load, tld_load and tie_load depending on the
21553 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21554 Jakub Jelinek <jakub@redhat.com>
21556 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21557 (__do_global_dtors_aux): Use more paranoid loop to run
21558 destructors if HIDDEN_DTOR_LIST_END.
21559 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21561 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21563 * varasm.c (align_variable): Don't increase alignment for
21564 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21565 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21567 2007-05-04 Josh Conner <jconner@apple.com>
21569 * basic-block.h (cdi_direction): Assign values to all enumeration
21571 (dom_computed): Remove.
21572 (dom_info_state): New.
21573 (set_dom_info_availability): New.
21574 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21575 walk_data.dom_direction.
21576 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21577 instead of dom_computed[].
21578 (split_edge): Likewise.
21579 (create_basic_block): Likewise.
21580 (merge_blocks): Likewise.
21581 * ifcvt.c (find_if_header): Likewise.
21582 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21583 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21584 * tree-ssa.c (verify_ssa): Likewise.
21585 * tree-cfg.c (tree_verify_flow_info): Likewise.
21586 (remove_edge_and_dominated_blocks): Likewise.
21587 * dominance.c (dom_computed): Make static.
21588 (calc_dfs_tree_nonrec): Change third param to a bool.
21589 (calc_dfs_tree): Change second param to a bool.
21590 (calc_idioms): Change second param to a bool. Use
21591 dom_convert_dir_to_idx.
21592 (init_dom_info): Validate dir before using.
21593 (dom_convert_dir_to_idx): New.
21594 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21595 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21596 (free_dominance_info): Use dom_convert_dir_to_idx.
21597 (get_immediate_dominator): Likewise.
21598 (set_immediate_dominator): Likewise.
21599 (get_dominated_by): Likewise.
21600 (redirect_immediate_dominators): Likewise.
21601 (nearest_common_denominator): Likewise.
21602 (dominated_by_p): Likewise.
21603 (bb_dom_dfs_in): Likewise.
21604 (bb_dom_dfs_out): Likewise.
21605 (recount_dominator): Likewise.
21606 (iterate_fix_dominators): Likewise.
21607 (add_to_dominance_info): Likewise.
21608 (delete_from_dominance_info): Likewise.
21609 (first_dom_son): Likewise.
21610 (next_dom_son): Likewise.
21611 (dom_info_available_p): Likewise.
21612 (dom_info_state): New.
21613 (set_dom_info_availability): New.
21615 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21617 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21619 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21621 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21623 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21624 (subdi3, subdi_carry): Delete.
21626 2007-05-04 Jan Hubicka <jh@suse.cz>
21627 Richard Guenther <rguenther@suse.de>
21629 * opts.c (decode_options): Do not fiddle with inlining
21630 parameters in case of optimizing for size.
21631 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21632 for size do nothing.
21633 (cgraph_decide_inlining_of_small_function): When optimizing for
21634 size never inline functions increasing caller size.
21635 (cgraph_early_inlining): Inline for size when optimizing for size.
21637 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21639 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21640 logical operations piecewise.
21641 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21642 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21643 subdi_sesidi_di): Delete.
21644 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21645 the generated sequence. Allow three-reg add in constraints. Rewrite
21646 the rtl expression for carry to avoid zero_extend of a constant.
21647 (sub_with_carry): New pattern.
21648 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21649 different sequence not involving jumps.
21650 (notbi): Now a named pattern.
21652 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21654 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21655 Add the note about a significant loss of accuracy of some
21656 mathematical routines when these options are used.
21658 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21660 * haifa-sched.c (rtx_vec_t): New typedef.
21661 (contributes_to_priority_p): Extract piece of priority () into new
21663 (priority): Use the function. Add assertion.
21664 (rank_for_schedule, set_priorities): Add assertion to check that
21665 insn's priority is initialized.
21666 (clear_priorities, calc_priorities): Change signature. Make it update
21667 all relevant insns. Update all callers ('add_to_speculative_block ()'
21668 and 'create_block_check_twin ()').
21669 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21670 Add new field 'priority_status'.
21671 (INSN_PRIORITY_STATUS): New macro.
21672 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21674 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21676 * sched-ebb.c (debug_ebb_dependencies): New static function.
21677 (init_ready_list): Use it.
21679 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21680 with changed signature and 'debug_rgn_dependencies ()'.
21681 (debug_rgn_dependencies): New static function.
21682 (init_ready_list): Use it.
21684 * sched-int.h (debug_dependencies): Declare.
21686 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21688 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21690 2007-05-04 Dirk Mueller <dmueller@suse.de>
21692 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21694 2007-05-03 Jan Hubicka <jh@suse.cz>
21696 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21697 ((T1)X op (T1)Y), for pointer type in more cases than before.
21699 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21701 * tree-object-size.c (plus_expr_object_size): When operand size is
21702 unknown, return unknown.
21704 2007-05-03 Dirk Mueller <dmueller@suse.de>
21706 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21708 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21711 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21713 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21715 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21717 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21719 * config/soft-fp/double.h, config/soft-fp/extended.h,
21720 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21721 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21722 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21723 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21726 2007-05-03 Ian Lance Taylor <iant@google.com>
21728 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21729 MASK_PPC_GFXOPT for 8540 or 8548.
21731 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21733 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21734 vect_print_dump_info() to output debug information.
21736 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21739 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21740 operands of size 2 when operand is not MEM_P.
21742 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21744 PR tree-optimization/30565
21745 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21747 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21749 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21750 (umulsi3_highpart): Use them.
21751 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21752 for final accumulator to D regisster tranfser.
21754 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21756 PR tree-optimization/31699
21757 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21759 (vect_enhance_data_refs_alignment): Compute peel amount using
21760 TYPE_VECTOR_SUBPARTS instead of vf.
21761 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21763 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21766 * system.h: Remove inclusion of double-int.h
21767 * tree.h: Include double-int.h
21768 * gengtype.c: Likewise
21769 * cfgloop.h: Likewise
21770 * Makefile.in: Adjust dependencies on double-int.h
21772 2007-05-02 Eric Christopher <echristo@apple.com>
21774 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21775 -shared to -Zdynamiclib.
21777 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21780 * c-common.c (strip_pointer_or_array_types): New function.
21781 * c-common.h (strip_pointer_or_array_types): New function declaration.
21783 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21785 PR tree-optimization/31771
21786 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21788 2007-05-02 Paul Brook <paul@codesourcery.com>
21790 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21792 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21794 PR middle-end/29715
21795 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21798 2007-05-02 Nick Clifton <nickc@redhat.com>
21800 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21802 2007-05-02 Richard Guenther <rguenther@suse.de>
21804 PR tree-optimization/31146
21805 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21806 argument, single_use_p. If we have a single use that is
21807 a conversion to the definition rhs type, propagate that rhs.
21808 (forward_propagate_addr_expr): Pass single_use_p argument
21809 to forward_propagate_addr_expr_1.
21811 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21813 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21816 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21818 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21819 'AMD Family 10 core'.
21821 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21823 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21824 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21825 with SSE3 instruction set support.
21826 * doc/invoke.texi: Likewise.
21828 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21830 * config/i386/i386.c (override_options): Tuning 32-byte loop
21831 alignment for amdfam10 architecture. Increasing the max loop
21832 alignment to 24 bytes.
21834 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21836 * config/m68k/constraints.md: New.
21837 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21838 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21839 EXTRA_CONSTRAINT): Remove.
21840 * config/m68k/m68k.md: Include constraints.md.
21841 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21843 2007-05-01 Ian Lance Taylor <iant@google.com>
21845 PR tree-optimization/31739
21846 * tree-vrp.c (vrp_val_is_max): New static function.
21847 (vrp_val_is_min): New static function.
21848 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21850 (set_value_range): Use vrp_val_is_{max,min}.
21851 (extract_range_from_assert): Likewise.
21852 (extract_range_from_binary_expr): Likewise.
21853 (extract_range_from_unary_expr): Likewise.
21854 (dump_value_range, vrp_meet): Likewise.
21855 (vrp_visit_phi_node): Likewise.
21856 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21858 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21860 * config/i386/gmon-sol2.c (size_t): New type.
21861 (intptr_t): Likewise.
21862 (s_textsize): Declare as size_t.
21864 (monstartup): Use size_t for sizes.
21865 (_mcount): Save and restore registers.
21866 (internal_mcount): Pass 0 as the first argument to monstartup
21868 (moncontrol): Convert pointer to appropriately sized integer
21869 before passing to profil.
21871 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21873 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21874 __NO_FPRS__, not just if _SOFT_DOUBLE.
21875 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21876 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21877 also for E500 double.
21878 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21879 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21882 2007-05-01 Richard Guenther <rguenther@suse.de>
21884 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21887 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21889 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21891 2007-05-01 Jan Hubicka <jh@suse.cz>
21893 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21896 2007-05-01 Jan Hubicka <jh@suse.cz>
21898 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21899 (maybe_fold_offset_to_reference): Declare.
21900 * fold-const.c (fold_unary): Do not fold
21901 (type *)&A into &A->field_of_type_and_offset_0
21902 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21903 size is unknown, give up.
21904 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21906 (maybe_fold_offset_to_reference): New.
21907 (maybe_fold_stmt_indirect): Use it.
21908 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21909 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21911 (gimplify_expr): Likewise for plus_expr.
21913 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21915 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21916 bsi_after_labels. Always insert statements before bsi.
21917 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21918 * predict.c (apply_return_prediction): Check for empty blocks.
21919 * cfgexpand.c (lab_rtx_for_bb): New variable.
21920 (label_rtx_for_bb): Do not create new tree labels.
21921 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21922 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21923 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21925 (label_for_bb): Add field used.
21926 (update_eh_label, main_block_label): Mark the label used.
21927 (cleanup_dead_labels): Remove unused labels.
21929 2007-05-01 Richard Guenther <rguenther@suse.de>
21931 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21932 if it is not about to be set.
21933 (get_value_range): Do not pre-allocate equiv bitmap.
21934 (update_value_range): No need to clear equiv field.
21935 (add_equivalence): Change prototype to get bitmap pointer.
21936 Allocate bitmap here if it is not already.
21937 (extract_range_from_assert): Do not allocate bitmap here.
21938 Update callers to add_equivalence.
21939 (extract_range_from_ssa_name): Likewise.
21940 (get_vr_for_comparison): New static helper.
21941 (compare_name_with_value): Handle NULL equiv bitmap by
21942 peeling the first iteration of the comparison loop.
21943 Use get_vr_for_comparison.
21944 (compare_names): Handle NULL equiv bitmaps by using fake
21945 ones. Use get_vr_for_comparison.
21947 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21949 * double-int.c (mpz_set_double_int): Moved from
21950 tree-ssa-loop-niter.c.
21951 (mpz_get_double_int): Likewise; also, add option to wrap
21952 out-of-range integers.
21953 * double-int.h: New prototypes for above.
21954 * tree.c (get_static_type_bounds): Moved from
21955 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21956 TYPE_MAX_VALUE if they exist..
21957 * tree.h: New prototype for above.
21958 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21959 get_type_bounds calls.
21960 (mpz_set_double_int): Move to double-int.c.
21961 (get_type_bounds): Move to tree.c, rename to
21962 get_static_type_bounds.
21963 (mpz_to_double_int): Move to double-int.c, rename to
21964 mpz_get_double_int.
21966 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21968 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21969 DIV0 exception can fall through to a normal return.
21971 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21973 PR middle-end/22156
21974 Temporarily revert:
21975 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21976 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21977 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21978 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21979 initialize align to silence bogus warning.
21980 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21981 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21983 (struct sra_walk_fns): Remove use_all parameter from use.
21984 (sra_hash_tree): Handle BIT_FIELD_REFs.
21985 (sra_elt_hash): Don't hash bitfld blocks.
21986 (sra_elt_eq): Skip them in parent compares as well. Handle
21988 (sra_walk_expr): Don't maintain or pass down use_all_p.
21989 (scan_use): Remove use_all parameter.
21990 (scalarize_use): Likewise. Re-expand assignment to
21991 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21992 output, and re-scalarize after output. Don't mark anything
21994 (scalarize_ldst): Adjust.
21995 (scalarize_walk_gimple_modify_statement): Likewise.
21996 (build_element_name_1): Handle BIT_FIELD_REFs.
21997 (instantiate_element): Don't warn for any element whose parent
21998 is used as a whole.
21999 (instantiate_missing_elements_1): Return the sra_elt.
22000 (canon_type_for_field): New.
22001 (try_instantiate_multiple_fields): New.
22002 (instantiate_missing_elemnts): Use them.
22003 (mark_no_warning): Removed.
22004 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22005 (REPLDUP, sra_build_elt_assignment): New.
22006 (generate_copy_inout): Use them.
22007 (generate_element_copy): Likewise. Handle bitfld differences.
22008 (generate_element_zero): Don't recurse for blocks. Use
22009 sra_build_elt_assignment.
22010 (generate_one_element_int): Take elt instead of var. Use
22011 sra_build_elt_assignment.
22012 (generate_element_init_1): Adjust.
22013 (scalarize_use, scalarize_copy): Use REPLDUP.
22014 (scalarize_ldst): Move assert before dereference.
22015 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22017 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
22020 * tree.c (reconstruct_complex_type): Reconstruct a reference
22022 Also use the same mode for the pointer as the old pointer type.
22024 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22026 * doc/trouble.texi (Interoperation): Remove note about Ultrix
22029 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
22031 PR rtl-optimization/31676
22032 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
22033 (df_refs_record): Call it.
22035 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22037 * rtl.def (SS_ABS): New code.
22038 * config/bfin/bfin.c (print_operand): New modifier 'v'.
22039 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
22040 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
22041 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
22042 (bfin_init_builtins): Define them.
22043 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
22044 (bfin_expand_builtin): ... and handle the others here.
22045 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
22046 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
22047 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
22048 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
22049 operand is only HImode.
22051 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
22053 * regclass.c (scan_one_insn): Remove splitting of
22056 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
22057 Nigel Stephens <nigel@mips.com>
22059 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
22061 2007-04-28 Jan Hubicka <jh@suse.cz>
22063 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
22064 insn_locators_alloc instead of insn_locators_initialize;
22065 call reset_block_changes.
22066 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22067 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
22068 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
22069 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
22070 * config/score/score.c (th_output_mi_thunk): Likewise.
22071 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
22072 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
22073 tolerate uninitialized locator info.
22076 * function.c (init_function_start): Don't init line number info.
22077 (expand_function_end): Update.
22078 (reset_block_changes, record_block_change, finalize_block_changes,
22079 check_block_change, free_block_changes): Kill.
22080 * function.h (reset_block_changes, record_block_change,
22081 finalize_block_changes, check_block_change, free_block_changes):
22083 (struct function): Remove ib_boundaries_block.
22084 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22085 Use curr_insn_locator to initialize locator.
22086 (emit_line_note): Remove.
22087 * cfgexpand.c (expand_gimple_cond_expr): Update.
22088 (construct_exit_block): Likewise.
22089 (tree_expand_cfg): Initialize/finalize locators.
22090 * expr.c (expand_expr_real): Update.
22091 * cfglayout.c (line_locators_locs, line_locators_lines,
22092 file_locators_locs, file_locators_files): Remove.
22093 (set_block_levels): Move to cfgexpand.c.
22094 (insn_locators_initialize): Remove.
22095 (pass_insn_locators_initialize): Remove.
22096 (locations_locators_locs, locations_locators_vals): New static vars.
22097 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22099 (insn_locators_alloc, insn_locators_finalize,
22100 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22102 (locator_location): New.
22103 (locator_line, locator_file): Rewrite.
22104 * rtl.h (emit_line_note): Kill.
22105 (insn_locators_alloc, insn_locators_finalize,
22106 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22108 * tree-inline.c (initialize_cfun): Do not initialize
22109 ib_boundaries_block.
22110 * passes.c (pass_insn_locators_initialize): Remove.
22112 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
22114 * tree-cfg.c (move_block_to_fn): Release bb from dominance
22115 info. Update last_basic_block correctly.
22117 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
22120 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
22121 register itself to hold the offset constant. Tell flow the use
22122 of r4 and r5 when they are used.
22124 2007-04-27 Richard Guenther <rguenther@suse.de>
22126 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
22127 if we simplified anything.
22128 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
22129 warnings until we did a simplification and the stmt was not
22130 marked as TREE_NO_WARNING.
22132 2007-04-27 Mike Stump <mrs@apple.com>
22134 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
22136 2007-04-27 Ian Lance Taylor <iant@google.com>
22138 PR middle-end/31710
22139 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
22140 TYPE_MAX_VALUE exist, convert them to the new type.
22142 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22144 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
22145 if it claims to be available.
22146 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
22147 edge is redirected.
22148 (perform_tree_ssa_dce): Always free postdominators.
22150 2007-04-27 Richard Henderson <rth@redhat.com>
22152 * config/alpha/predicates.md (aligned_memory_operand): Mark
22153 as define_special_predicate.
22154 (unaligned_memory_operand, normal_memory_operand): Likewise.
22155 (reg_or_unaligned_mem_operand): Remove.
22156 (any_memory_operand): Match the documentation and check for
22157 non-renumbered pseudos during reload.
22158 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
22159 alpha_secondary_reload_class, update to new interface, make static.
22160 Handle CQImode like HImode. Remove FP subreg check.
22161 (alpha_expand_mov): Use replace_equiv_address.
22162 (alpha_expand_mov_nobwx): Use any_memory_operand.
22163 (TARGET_SECONDARY_RELOAD): New.
22164 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
22165 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
22166 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
22167 * config/alpha/alpha.md: ... here.
22168 (RELOAD12, reloadmode): New.
22170 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
22171 Don't handle the aligned case here.
22172 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
22173 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
22174 reload_inhi_help. Don't expect a scratch register.
22175 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
22177 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
22179 2007-04-27 Richard Guenther <rguenther@suse.de>
22181 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
22183 2007-04-27 Richard Guenther <rguenther@suse.de>
22185 PR tree-optimization/30965
22186 PR tree-optimization/30978
22187 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
22188 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
22189 (find_equivalent_equality_comparison): Likewise.
22190 (simplify_cond): Likewise.
22191 (get_prop_source_stmt): New helper.
22192 (get_prop_dest_stmt): Likewise.
22193 (can_propagate_from): Likewise.
22194 (remove_prop_source_from_use): Likewise.
22195 (combine_cond_expr_cond): Likewise.
22196 (forward_propagate_comparison): New function.
22197 (forward_propagate_into_cond): Rewrite to use fold for
22199 (tree_ssa_forward_propagate_single_use_vars): Call
22200 forward_propagate_comparison to propagate comparisons.
22202 2007-04-27 Richard Guenther <rguenther@suse.de>
22204 PR tree-optimization/31715
22205 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
22206 sure to do computation on the offset in an appropriate
22209 2007-04-27 Richard Sandiford <richard@codesourcery.com>
22211 * reload.h (elimination_target_reg_p): Declare.
22212 * reload.c (find_reloads): Don't apply the reg_rtx move
22213 optimization if the SET_DEST satisfies elimination_target_reg_p.
22214 * reload1.c (elimination_target_reg_p): New function.
22215 (gen_reload): In the move/add2 fallback, make sure that op0
22216 does not overlap the destination register.
22218 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22220 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
22221 transform only GIMPLE_MODIFY_STMTs.
22222 * tree-complex.c (expand_complex_operations_1): Ditto.
22223 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
22224 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
22225 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
22227 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22228 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
22229 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
22230 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
22231 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
22232 slpeel_add_loop_guard): Ditto.
22233 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
22234 * lambda-code.c (perfect_nestify): Ditto.
22235 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
22236 before the first statement.
22237 * tree-optimize.c (execute_free_datastructures): Fix comments.
22238 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
22239 * tree-flow.h (disband_implicit_edges): Declaration removed.
22240 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
22242 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
22243 COND_EXPRs without gotos.
22244 (disband_implicit_edges, has_label_p): Removed.
22245 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
22246 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
22248 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
22250 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
22251 also for COND_EXPRs.
22252 * cfgexpand.c (label_rtx_for_bb): New function.
22253 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
22254 Use label_rtx_for_bb to find the labels.
22255 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
22256 last block. Detect fallthru edges.
22258 2007-04-26 Ian Lance Taylor <iant@google.com>
22261 * reload.c (find_reloads_subreg_address): If the address was valid
22262 in the original mode but not in the new mode, reload the whole
22265 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22267 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
22268 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
22269 (cleanup_control_expr_graph): Do not invalidate dominance info.
22270 Record altered blocks.
22271 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
22272 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
22273 cleanup_tree_cfg_bb): New functions.
22274 (remove_forwarder_block): Do not maintain the worklist of blocks.
22275 Record altered blocks.
22276 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
22277 not over whole cfg.
22278 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
22279 delete_unreachable_blocks if dominators are not available.
22280 * tree-inline.c (optimize_inline_calls): Free dominance information
22282 * tree-flow.h (remove_edge_and_dominated_blocks,
22283 cfgcleanup_altered_bbs): Altered.
22284 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
22286 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
22288 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
22289 do not invalidate dominators.
22291 2007-04-26 Anatoly Sokolov <aesok@post.ru>
22293 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
22294 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
22295 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22296 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22298 2007-04-26 Steve Ellcey <sje@cup.hp.com>
22300 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
22302 2007-04-26 Richard Guenther <rguenther@suse.de>
22304 PR tree-optimization/31703
22305 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
22306 the right type for the target of the bittest.
22308 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22310 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
22311 ix86_sol10_return_in_memory.
22313 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22315 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
22318 2007-04-26 Jakub Jelinek <jakub@redhat.com>
22321 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
22323 PR tree-optimization/30558
22324 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
22325 clear this_state.prev_try.
22327 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22328 Mark Mitchell <mark@codesourcery.com>
22330 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
22331 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
22332 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
22334 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22337 * doc/invoke.texi (%:print-asm-header): Document.
22338 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
22340 (static_spec_functions): Add print-asm-header.
22341 (main): Print a banner before the --target-help linker options.
22342 (print_asm_header_spec_function): New function.
22344 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
22347 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
22348 (movsf_ie): Likewise.
22350 2007-04-25 Paolo Carlini <pcarlini@suse.de>
22352 * doc/extend.texi ([Type Traits]): Adjust per N2255.
22354 2007-04-25 Bob Wilson <bob.wilson@acm.org>
22356 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
22357 exception for divide-by-zero.
22358 (__umodsi3, __modsi3): Likewise.
22360 2007-04-25 Dirk Mueller <dmueller@suse.de>
22362 * c-typeck.c (build_compound_expr): Annotate warning()
22363 call with OPT_Wunused_value.
22364 * tree-ssa.c (warn_uninit): Annotate warning with
22366 * c-common.c (handle_sentinel_attribute): Annotate warning
22367 call with OPT_Wattributes.
22369 2007-04-25 Thiemo Seufer <ths@mips.com>
22371 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
22372 (mips16): Fix typo.
22373 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
22374 on to the assembler. Improve handling of -mno-mips16. Add handling
22375 of -mno-mips3d, -mno-dsp, -mno-dspr2.
22376 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
22377 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
22378 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
22380 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
22383 * config/i386/winnt.c (i386_pe_file_end): Strip only
22384 USER_LABEL_PREFIX when writing export name.
22386 2007-04-25 Richard Sandiford <richard@codesourcery.com>
22388 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
22389 sh/elf.h, vx-common.h and vxworks.h.
22390 * config/sh/sh.h: Include config/vxworks-dummy.h.
22391 (SUBTARGET_OVERRIDE_OPTIONS): Define.
22392 (OVERRIDE_OPTIONS): Use it.
22393 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
22394 (vxworks_picreg): New pattern.
22395 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
22396 VXWORKS_OS_CPP_BUILTINS.
22397 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
22398 to their VXWORKS_* equivalents.
22399 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
22400 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
22401 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
22402 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
22403 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
22404 -mrtp/-fPIC multilibs.
22405 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
22406 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
22407 (MULTILIB_OSDIRNAMES): Delete.
22409 2007-04-25 Anatoly Sokolov <aesok@post.ru>
22412 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
22414 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
22416 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
22417 rounding mode to be specified by the caller.
22418 (real_to_mpfr) Likewise.
22419 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
22420 include new arguments.
22421 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
22423 2007-04-24 Ian Lance Taylor <iant@google.com>
22425 PR tree-optimization/31605
22426 * tree-vrp.c (set_value_range): Check that min and max are not
22427 both overflow infinities.
22428 (set_value_range_to_value): New static function.
22429 (extract_range_from_binary_expr): Call set_value_range_to_value.
22430 (extract_range_from_cond_expr): Likewise.
22431 (extract_range_from_expr): Likewise.
22432 (extract_range_from_unary_expr): Likewise. Don't create a range
22433 which overflows on both sides.
22434 (vrp_meet): Check for a useless range.
22435 (vrp_visit_phi_node): If we see a constant which looks like an
22436 overflow infinity, turn off the TREE_OVERFLOW flag.
22438 2007-04-24 Ian Lance Taylor <iant@google.com>
22440 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
22442 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
22444 PR diagnostic/25923
22445 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22446 diagnostic message is being built.
22447 * tree-pretty-print.c (dump_generic_node): Only write the
22448 formatted text into BUFFER's stream if we are not building a
22449 diagnostic message.
22450 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22452 * Makefile.in (toplev.o): Depend on tree-pass.h.
22454 2007-04-24 Ian Lance Taylor <iant@google.com>
22456 PR tree-optimization/31602
22457 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22458 conditionals in the copied loop header.
22459 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22460 warnings if TREE_NO_WARNING is set.
22461 * doc/invoke.texi (Warning Options): Clarify that
22462 -Wstrict-overflow does not warn about loops.
22464 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22466 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22467 expand on the comment about _Decimal128 arguments and check the
22468 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22469 that _Decimal128 argument uses even/odd register pair.
22470 (function_arg): Ditto.
22472 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22474 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22475 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22477 2007-04-24 Richard Guenther <rguenther@suse.de>
22478 Olga Golovanevsky <olga@il.ibm.com>
22480 * fold-const.c (multiple_of_p): Check for bottom
22483 2007-04-24 Richard Henderson <rth@redhat.com>
22485 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22486 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22487 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22488 looking for non-zero bits shifted out. Avoid a recursive call
22489 when constructing the scalar.
22490 (__floatundisf): Likewise.
22492 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22494 * dwarf2out.c (field_byte_offset): Move the existing logic
22495 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22496 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22498 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22501 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22502 length argument of 0 for memset.
22503 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22504 unsigned shift instead of the signed variant.
22506 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22508 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22509 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22510 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22511 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22512 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22513 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22514 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22515 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22516 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22517 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22518 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22519 "mul<mode>3", "div<mode>3"): Insn definitions added.
22520 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22521 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22522 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22523 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22524 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22525 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22526 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22527 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22528 TARGET_FLOAT_FORMAT): Macro definitions removed.
22529 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22530 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22531 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22532 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22533 (s390_gen_rtx_const_DI): Function removed.
22534 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22536 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22538 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22539 over an external ffs function.
22541 2007-04-24 Chao-ying Fu <fu@mips.com>
22542 Richard Sandiford <richard@nildram.co.uk>
22544 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22545 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22546 (smadd_widen_optab, umadd_widen_optab): Define.
22547 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22549 * genopinit.c (optabs): Fill in smadd_widen_optab and
22551 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22552 and umadd_widen_optab to implement multiply-add sequences.
22553 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22554 (<u>maddsidi4): ...this. Extend condition to include
22555 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22556 of operand 0 to "ka" and use the three-operand form of madd<u>
22558 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22560 * config/mips/constraints.md (ka): New register constraint.
22562 2007-04-24 Jan Hubicka <j@suse.cz>
22566 2007-04-23 Jan Hubicka <jh@suse.cz>
22567 * function.c (init_function_start): Don't init line number info.
22568 (expand_function_end): Update.
22569 (reset_block_changes, record_block_change, finalize_block_changes,
22570 check_block_change, free_block_changes): Kill.
22571 * function.h (reset_block_changes, record_block_change,
22572 finalize_block_changes, check_block_change, free_block_changes):
22574 (struct function): Remove ib_boundaries_block.
22575 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22576 Use curr_insn_locator to initialize locator.
22577 (emit_line_note): Remove.
22578 * cfgexpand.c (expand_gimple_cond_expr): Update.
22579 (construct_exit_block): Likewise.
22580 (tree_expand_cfg): Initialize/finalize locators.
22581 * expr.c (expand_expr_real): Update.
22582 * cfglayout.c (line_locators_locs, line_locators_lines,
22583 file_locators_locs, file_locators_files): Remove.
22584 (set_block_levels): Move to cfgexpand.c.
22585 (insn_locators_initialize): Remove.
22586 (pass_insn_locators_initialize): Remove.
22587 (locations_locators_locs, locations_locators_vals): New static vars.
22588 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22590 (insn_locators_alloc, insn_locators_finalize,
22591 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22593 (locator_location): New.
22594 (locator_line, locator_file): Rewrite.
22595 * rtl.h (emit_line_note): Kill.
22596 (insn_locators_alloc, insn_locators_finalize,
22597 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22599 * tree-inline.c (initialize_cfun): Do not initialize
22600 ib_boundaries_block.
22601 * passes.c (pass_insn_locators_initialize): Remove.
22603 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22605 * doc/invoke.texi: Removed leading '-' from option index entries.
22607 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22609 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22611 (create_phi_node): Use set_phi_nodes.
22612 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22613 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22614 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22615 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22616 (bsi_start, bsi_last): Use bb_stmt_list.
22617 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22618 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22619 Traverse the statements using tsi iterator.
22620 * basic-block.h (struct basic_block_def): Fields stmt_list
22621 and phi_nodes moved to ...
22622 (struct tree_bb_info): ... new structure.
22623 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22624 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22625 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22626 (tree_verify_flow_info): Verify that il.tree is not set for
22627 entry and exit block.
22628 (tree_split_block): Use set_bb_stmt_list.
22630 2007-04-23 Mike Stump <mrs@apple.com>
22632 * config/i386/i386.c (ix86_tune_features
22633 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22636 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22638 * config/i386/i386.md (prefix_extra): New attribute.
22639 (length): Add prefix_extra.
22641 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22642 (sse2_movntv2di): Likewise.
22643 (sse2_cvtps2dq): Likewise.
22644 (sse2_cvtpd2pi): Likewise.
22645 (sse2_cvttpd2pi): Likewise.
22646 (*sse2_cvtpd2ps): Likewise.
22647 (*add<mode>3): Likewise.
22648 (sse2_ssadd<mode>3): Likewise.
22649 (sse2_usadd<mode>3): Likewise.
22650 (*sub<mode>3): Likewise.
22651 (sse2_sssub<mode>3): Likewise.
22652 (sse2_ussub<mode>3): Likewise.
22653 (*mulv8hi3): Likewise.
22654 (*smulv8hi3_highpart): Likewise.
22655 (*umulv8hi3_highpart): Likewise.
22656 (sse2_umulv2siv2di3): Likewise.
22657 (sse2_pmaddwd): Likewise.
22658 (ashr<mode>3): Likewise.
22659 (lshr<mode>3): Likewise.
22660 (ashl<mode>3): Likewise.
22661 (sse2_ashlti3): Likewise.
22662 (sse2_lshrti3): Likewise.
22663 (*umaxv16qi3): Likewise.
22664 (*smaxv8hi3): Likewise.
22665 (*uminv16qi3): Likewise.
22666 (*sminv8hi3): Likewise.
22667 (sse2_eq<mode>3): Likewise.
22668 (sse2_gt<mode>3): Likewise.
22669 (*and<mode>3): Likewise.
22670 (sse2_nand<mode>3): Likewise.
22671 (*ior<mode>3): Likewise.
22672 (*xor<mode>3): Likewise.
22673 (sse2_packsswb): Likewise.
22674 (sse2_packssdw): Likewise.
22675 (sse2_packuswb): Likewise.
22676 (sse2_punpckhbw): Likewise.
22677 (sse2_punpcklbw): Likewise.
22678 (sse2_punpckhwd): Likewise.
22679 (sse2_punpcklwd): Likewise.
22680 (sse2_punpckhdq): Likewise.
22681 (sse2_punpckldq): Likewise.
22682 (sse2_punpckhqdq): Likewise.
22683 (sse2_punpcklqdq): Likewise.
22684 (*sse2_pinsrw): Likewise.
22685 (*sse2_pextrw): Likewise.
22686 (sse2_pshufd_1): Likewise.
22687 (sse2_uavgv16qi3): Likewise.
22688 (sse2_uavgv8hi3): Likewise.
22689 (sse2_psadbw): Likewise.
22690 (sse2_pmovmskb): Likewise.
22691 (*sse2_maskmovdqu): Likewise.
22692 (*sse2_maskmovdqu_rex64): Likewise.
22693 (sse4a_extrqi): Likewise.
22694 (sse4a_extrq): Likewise.
22695 (sse3_lddqu): Set prefix_rep.
22696 (sse3_addsubv4sf3): Likewise.
22697 (sse3_haddv4sf3): Likewise.
22698 (sse3_hsubv4sf3): Likewise.
22699 (sse_cvtss2si): Likewise.
22700 (sse_cvtss2si_2): Likewise.
22701 (sse_cvtss2siq): Likewise.
22702 (sse_cvtss2siq_2): Likewise.
22703 (sse_cvttss2si): Likewise.
22704 (sse_cvttss2siq): Likewise.
22705 (sse2_cvttps2dq): Likewise.
22706 (sse3_movshdup): Likewise.
22707 (sse3_movsldup): Likewise.
22708 (sse2_cvtsd2si): Likewise.
22709 (sse2_cvtsd2si_2): Likewise.
22710 (sse2_cvtsd2siq): Likewise.
22711 (sse2_cvtsd2siq_2): Likewise.
22712 (sse2_cvttsd2si): Likewise.
22713 (sse2_cvttsd2siq): Likewise.
22714 (*sse2_cvtpd2dq): Likewise.
22715 (*sse2_cvttpd2dq): Likewise.
22716 (sse2_pshuflw_1): Likewise.
22717 (sse2_pshufhw_1): Likewise.
22718 (sse4a_insertqi): Likewise.
22719 (sse4a_insertq): Likewise.
22720 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22721 (ssse3_phadddv4si3): Likewise.
22722 (ssse3_phaddswv8hi3): Likewise.
22723 (ssse3_phsubwv8hi3): Likewise.
22724 (ssse3_phsubdv4si3): Likewise.
22725 (ssse3_phsubswv8hi3): Likewise.
22726 (ssse3_pmaddubswv8hi3): Likewise.
22727 (ssse3_pmulhrswv8hi3): Likewise.
22728 (ssse3_pshufbv16qi3): Likewise.
22729 (ssse3_psign<mode>3): Likewise.
22730 (ssse3_palignrti): Likewise.
22731 (abs<mode>2): Likewise.
22732 (ssse3_phaddwv4hi3): Set prefix_extra.
22733 (ssse3_phadddv2si3): Likewise.
22734 (ssse3_phaddswv4hi3): Likewise.
22735 (ssse3_phsubwv4hi3): Likewise.
22736 (ssse3_phsubdv2si3): Likewise.
22737 (ssse3_phsubswv4hi3): Likewise.
22738 (ssse3_pmaddubswv4hi3): Likewise.
22739 (ssse3_pmulhrswv4hi3): Likewise.
22740 (ssse3_pshufbv8qi3): Likewise.
22741 (ssse3_psign<mode>3): Likewise.
22742 (ssse3_palignrdi): Likewise.
22743 (abs<mode>2): Likewise.
22744 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22745 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22746 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22748 2007-04-23 Nick Clifton <nickc@redhat.com>
22750 * params.def: Fix formatting of emacs local variables.
22752 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22754 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22755 move if inter-unit move isn't allowed.
22756 Don't split moving the first element of V2DI to DI to inter-unit
22757 move if inter-unit move isn't allowed.
22759 2007-04-23 Richard Guenther <rguenther@suse.de>
22761 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22762 and CDI_POST_DOMINATORS separately.
22764 2007-04-23 Nick Clifton <nickc@redhat.com>
22766 * c.opt (Wformat-contains-nul): Add warning attribute.
22768 2007-04-23 Jan Hubicka <jh@suse.cz>
22770 * function.c (init_function_start): Don't init line number info.
22771 (expand_function_end): Update.
22772 (reset_block_changes, record_block_change, finalize_block_changes,
22773 check_block_change, free_block_changes): Kill.
22774 * function.h (reset_block_changes, record_block_change,
22775 finalize_block_changes, check_block_change, free_block_changes):
22777 (struct function): Remove ib_boundaries_block.
22778 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22779 Use curr_insn_locator to initialize locator.
22780 (emit_line_note): Remove.
22781 * cfgexpand.c (expand_gimple_cond_expr): Update.
22782 (construct_exit_block): Likewise.
22783 (tree_expand_cfg): Initialize/finalize locators.
22784 * expr.c (expand_expr_real): Update.
22785 * cfglayout.c (line_locators_locs, line_locators_lines,
22786 file_locators_locs, file_locators_files): Remove.
22787 (set_block_levels): Move to cfgexpand.c.
22788 (insn_locators_initialize): Remove.
22789 (pass_insn_locators_initialize): Remove.
22790 (locations_locators_locs, locations_locators_vals): New static vars.
22791 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22793 (insn_locators_alloc, insn_locators_finalize,
22794 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22796 (locator_location): New.
22797 (locator_line, locator_file): Rewrite.
22798 * rtl.h (emit_line_note): Kill.
22799 (insn_locators_alloc, insn_locators_finalize,
22800 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22802 * tree-inline.c (initialize_cfun): Do not initialize
22803 ib_boundaries_block.
22804 * passes.c (pass_insn_locators_initialize): Remove.
22806 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22808 PR middle-end/31448
22809 * expr.c (reduce_to_bit_field_precision): Handle
22812 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22814 PR tree-optimization/24659
22815 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22816 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22817 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22818 * genopinit.c (optabs): Rename vec_pack_mod_optab
22819 to vec_pack_trunc_optab.
22820 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22821 early for scalar floating point operands for NOP_EXPR.
22822 (vectorizable_type_promotion): Ditto.
22823 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22824 vec_pack_trunc_optab.
22825 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22827 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22828 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22829 Rename from VEC_PACK_MOD_EXPR.
22830 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22831 * expr.c (expand_expr_real_1): Ditto.
22832 * tree-inline.c (estimate_num_insns_1): Ditto.
22833 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22835 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22836 (vec_unpacks_lo_v4sf): Ditto.
22837 (vec_pack_trunc_v2df): Ditto.
22838 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22839 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22840 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22842 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22844 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22846 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22847 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22848 packing of floating point operands.
22849 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22850 represent unpacking of floating point operands.
22851 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22852 [vec_unpacks_hi]: Ditto.
22853 [vec_unpacks_lo]: Ditto.
22855 2007-04-22 Jan Hubicka <jh@suse.cz>
22857 * final.c (rest_of_handle_final): Call
22858 targetm.asm_out.constructor/targetm.asm_out.destructor
22859 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22860 proper priority via decl_*_priority_insert.
22861 * c-common.c (c_expand_body): Likewise.
22863 2007-04-22 Richard Guenther <rguenther@suse.de>
22865 PR tree-optimization/29789
22866 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22867 (rewrite_reciprocal): New helper split out from
22868 determine_invariantness_stmt.
22869 (rewrite_bittest): Likewise.
22870 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22871 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22874 2007-04-22 Revital Eres <eres@il.ibm.com>
22876 * loop-unroll.c (var_to_expand): New field to support also
22877 insns of the form x = something + x.
22878 (analyze_insn_to_expand_var): Use it.
22879 (expand_var_during_unrolling): Likewise.
22881 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22883 * predict.c: Include pointer-set.h.
22884 (bb_predictions): New variable.
22885 (tree_predicted_by_p, tree_predict_edge,
22886 remove_predictions_associated_with_edge): Use bb_predictions map
22887 instead of bb->predictions.
22888 (clear_bb_predictions, assert_is_empty): New functions.
22889 (combine_predictions_for_bb): Use bb_predictions map. Call
22890 clear_bb_predictions.
22891 (tree_estimate_probability): Create and free bb_predictions map.
22892 * Makefile.in (predict.o): Add pointer-set.h dependency.
22893 * basic-block.h (struct basic_block_def): Remove predictions
22895 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22897 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22900 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22903 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22905 * timevar.c (timevar_print): Change reference of --disable-checking to
22906 --enable-checking=release. Also warn if assert checking is disabled.
22908 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22911 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22912 decl as addressable if the compound literal was marked as
22914 Mark the decl as a gimple register if it is a complex or
22915 vector decl and does not live in memory.
22917 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22919 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22920 (GENERIC_NEXT): New function macro.
22921 (PHI_CHAIN): Use phi_node's new chain variable.
22922 (tree_phi_node): Change tree_common to tree_base
22923 and add the chain field.
22924 * tree-phinodes.c (make_phi_node): Don't set
22925 TREE_TYPE on the new node.
22926 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22927 instead of checking GIMPLE_TUPLE_P in chain_next.
22928 * tree-vect-transform.c
22929 (get_initial_def_for_induction): Look at
22930 PHI_RESULT_TREE for the type of the phi node.
22931 (update_vuses_to_preheader): Use PHI_CHAIN
22932 instead of TREE_CHAIN on the phi node.
22933 * tree-ssa-structalias.c (compute_points_to_sets):
22935 (ipa_pta_execute): Likewise.
22937 2007-04-21 Richard Guenther <rguenther@suse.de>
22939 PR middle-end/31136
22940 * fold-const.c (fold_unary): Call fold_convert_const on the
22943 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22945 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22946 (store_killed_in_pat): New.
22948 2007-04-20 Richard Henderson <rth@redhat.com>
22951 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22952 TREE_LIST with a void_type_node value, not void_list_node exactly.
22954 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22956 * doc/standards.texi: Re-arrange into language-specific
22957 subsections. Add a C++ section, documenting which standards we
22960 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22962 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22963 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22965 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22967 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22968 ecrti.o and crtbegin.o.
22969 (LIB_DEFAULT_SPEC): Include -lc.
22970 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22972 2007-04-20 Richard Henderson <rth@redhat.com>
22975 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22976 argument; update all callers.
22977 (get_unaligned_offset): New.
22978 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22979 get_unaligned_address, just pass on the address directly.
22980 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22981 the subreg in the helper patterns.
22982 (unaligned_extendqidi_le): Use get_unaligned_offset.
22983 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22984 (unaligned_extendhidi_be): Likewise.
22985 (unaligned_extendhidi): Tidy.
22986 * config/alpha/alpha-protos.h: Update.
22988 2007-04-20 Richard Henderson <rth@redhat.com>
22990 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22991 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22992 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22993 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22994 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22995 (CPP_SPEC): Don't include %(cpp_subtarget).
22996 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22997 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22998 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
23000 2007-04-20 Jakub Jelinek <jakub@redhat.com>
23002 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
23003 for __builtin_ia32_cmpordss.
23005 PR tree-optimization/31632
23006 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
23007 and arg1 for optimizations of comparison against min/max values.
23008 Fold arg0 to arg1's type for optimizations of comparison against
23009 min+1 and max-1 values.
23011 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
23013 * reload.c (combine_reloads): When trying to use a dying register,
23014 check whether it's uninitialized and don't use if so.
23016 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
23018 * fold-const.c: Remove prototypes for native_encode_expr and
23019 native_interpret_expr.
23020 (native_encode_expr): Make non-static.
23021 (native_interpret_expr): Likewise.
23022 * tree.h: Add prototypes for the above.
23024 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23026 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
23027 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
23028 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
23029 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
23030 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
23031 Add length attributes.
23033 2007-04-19 Janis Johnson <janis187@us.ibm.com>
23035 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
23038 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
23039 __STDC_WANT_DEC_FP__.
23041 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23043 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
23044 for long double compatibility.
23045 * configure: Regenerate.
23047 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
23049 PR rtl-optimization/29841
23050 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
23052 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
23053 that may cause control flow transfer from being moved.
23055 2007-04-18 Jan Hubicka <jh@suse.cz>
23057 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
23060 2007-04-18 Eric Christopher <echristo@apple.com>
23062 * config/rs6000/darwin.md (load_macho_picbase): Use link register
23063 only. Update operands.
23064 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
23065 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
23066 link register to pic register.
23068 2007-04-18 Dirk Mueller <dmueller@suse.de>
23070 PR diagnostic/31227
23071 * tree-vrp.c (search_for_addr_array): New.
23072 (check_array_bounds): Suppress warning about
23073 address taken of array refs if its not de-referenced.
23075 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23077 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
23078 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
23080 * tree-vectorizer.h (NITERS_KNOWN_P): New.
23081 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
23082 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
23084 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
23086 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
23088 (vect_analyze_scalar_cycles): Fix indentation.
23089 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
23090 (vect_mark_relevant): Include phis in relevance analysis.
23092 * tree-vect-transform.c (vect_transform_loop): Add an assert.
23094 2007-04-18 Anatoly Sokolov <aesok@post.ru>
23096 * config/avr/avr.c (ptrreg_to_str): Replace error() with
23097 output_operand_lossage().
23099 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23101 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
23102 the unused code for reduction without adjust-in-epilog to simplify the
23105 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
23107 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
23108 (S390_TDC_NEGATIVE_ZERO): New constant.
23109 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
23110 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
23111 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
23112 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
23113 (S390_TDC_POSITIVE_INFINITY): New constant.
23114 (S390_TDC_NEGATIVE_INFINITY): New constant.
23115 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
23116 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
23117 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
23118 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
23119 (S390_TDC_INFINITY): New constant.
23120 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
23121 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
23122 optimization for UNSPEC_CCZ_TO_INT.
23123 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
23124 ("*ccz_to_int"): New insn.
23125 ("isinf<mode>2"): New insn.
23126 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
23127 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
23128 (UNSPEC_CCZ_TO_INT): New constant.
23130 2007-04-18 Richard Guenther <rguenther@suse.de>
23132 PR tree-optimization/19431
23133 PR tree-optimization/21463
23134 * tree-pass.h (pass_phiprop): Declare.
23135 * passes.c (init_optimization_passes): New phiprop pass.
23136 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
23137 (phivn_valid_p): New helper function.
23138 (phiprop_insert_phi): Likewise.
23139 (propagate_with_phi): Likewise.
23140 (tree_ssa_phiprop): New propagator propagating loads
23141 through phi nodes if profitable.
23143 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23145 * tree-vect-analyze.c (process_use): New function.
23146 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
23147 Check phis in all bbs.
23148 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
23151 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
23153 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
23156 2007-04-17 Anatoly Sokolov <aesok@post.ru>
23159 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
23162 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
23164 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
23166 (sse_vmmulv4sf3): Likewise.
23167 (sse2_vmaddv2df3): Likewise.
23168 (sse2_vmmulv2df3): Likewise.
23170 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
23172 PR rtl-optimization/31360
23173 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
23174 (target_reg_cost): New.
23175 (init_set_costs): Initialize target_reg_cost. Add comments
23176 regarding the rationale of the costs.
23177 (global_cost_for_size): Renamed to...
23178 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
23179 of register pressure.
23180 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
23181 estimate_reg_pressure_cost. Add number of ivs.
23182 (determine_set_costs): Dump target_reg_cost.
23183 * loop-invariant.c (gain_for_invariant): Use
23184 estimate_reg_pressure_cost. Removed n_inv_uses argument.
23185 (best_gain_for_invariant, find_invariants_to_move): Remove
23187 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
23188 (target_reg_cost): Declare.
23189 (global_cost_for_size): Declaration removed.
23190 (estimate_reg_pressure_cost): Declare.
23192 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
23194 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
23195 regnos into even/odd register pairs.
23196 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
23197 TDmode similar to the other floating point modes.
23198 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
23199 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
23201 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
23202 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
23203 (movdd_hardfloat64): Use TARGET_MFPGPR.
23205 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
23207 * reload1.c (delete_output_reload): Don't count output in n_inherited.
23210 2005-01-05 Richard Henderson <rth@redhat.com>
23212 * reload1.c (do_input_reload): Restrict the optimization deleteing
23213 a previous output reload to RELOAD_FOR_INPUT.
23215 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
23217 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
23218 induc_vec_info_type.
23219 (vectorizable_induction): New function declaration.
23220 * tree-vect-transform.c (get_initial_def_for_induction): No need to
23221 check if already vectorized. Find first place in BB where new stmts
23222 can be inserted. Takes only one argument.
23223 (vectorizable_induction): New function.
23224 (vect_transform_stmt): Add case for induc_vec_info_type to call
23225 vectorizable_induction.
23226 (vect_transform_loop): Consider phis for vectorization.
23227 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
23229 (analyze_operations): Call vectorizable_induction when analyzing phis.
23231 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
23232 (vect_mark_relevant): Include phis in relevance analysis.
23233 (vect_mark_stmts_to_be_vectorize): Likewise.
23234 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
23236 2007-04-16 Lawrence Crowl <crowl@google.com>
23238 * doc/invoke.texi (Debugging Options): Add documentation for the
23239 -femit-struct-debug options -femit-struct-debug-baseonly,
23240 -femit-struct-debug-reduced, and
23241 -femit-struct-debug-detailed[=...].
23243 * c-opts.c (c_common_handle_option): Add
23244 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
23245 and OPT_femit_struct_debug_detailed_.
23246 * c.opt: Add specifications for
23247 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
23248 and -femit-struct-debug-detailed[=...].
23249 * opts.c (set_struct_debug_option): Parse the
23250 -femit-struct-debug-... options.
23251 * opts.c (matches_main_base, main_input_basename,
23252 main_input_baselength, base_of_path, matches_main_base): Add
23253 variables and functions to compare header base name to compilation
23255 * opts.c (should_emit_struct_debug): Add to determine to emit a
23256 structure based on the option.
23257 (dump_struct_debug) Also disabled function to debug this
23259 * opts.c (handle_options): Save the base name of the
23262 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
23263 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
23264 This hook indicates if a type is generic. Set it by default
23265 to "never generic".
23266 * langhooks.h (struct lang_hooks_for_types): Add a new hook
23267 to determine if a struct type is generic or not.
23268 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
23269 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
23270 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
23271 with live C++ hook.
23273 * flags.h (enum debug_info_usage): Add an enumeration to describe
23274 a program's use of a structure type.
23275 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
23276 to indicate the program's usage of the type. Filter structs based
23277 on the -femit-struct-debug-... specification.
23278 (gen_type_die): Split into two routines, gen_type_die and
23279 gen_type_die_with_usage. gen_type_die is now a wrapper
23280 that assumes direct usage.
23281 (gen_type_die_with_usage): Replace calls to gen_type_die
23282 with gen_type_die_with_usage adding the program usage of
23283 the referenced type.
23284 (dwarf2out_imported_module_or_decl): Suppress struct debug
23285 information using should_emit_struct_debug when appropriate.
23287 2007-04-16 Ian Lance Taylor <iant@google.com>
23289 PR tree-optimization/31522
23290 * tree-vrp.c (vr_phi_edge_counts): New static variable.
23291 (vrp_initialize): Allocate vr_phi_edge_counts.
23292 (vrp_visit_phi_node): Don't push to infinity if we saw a new
23293 executable edge. Drop test for all constants.
23294 (vrp_finalize): Free vrp_phi_edge_counts.
23296 * doc/cpp.texi (Common Predefined Macros): Clarify description of
23297 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23299 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
23300 predecessors at head rather than tail.
23302 2007-04-16 Matthias Klose <doko@debian.org>
23304 * config/alpha/linux.h (CPP_SPEC): Define.
23305 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
23307 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
23309 * function.h: Remove sequence_stack extern declaration.
23311 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23313 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
23315 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
23318 2007-04-16 Anatoly Sokolov <aesok@post.ru>
23320 * config/avr/avr.c (avr_arch_types): Rearranging array.
23321 (enum avr_arch): Add.
23322 (avr_mcu_types): Use avr_arch enumeration constants instead of
23324 * config/avr/avr.h (LINK_SPEC): Simplify.
23326 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23328 * config/m68k/m68k.c (m68k_libcall_value,
23329 m68k_function_value): Use macros for register names more.
23331 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
23333 (M68K_REGNAME): Use A6_REG.
23334 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
23336 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23338 PR middle-end/28071
23339 * sched-int.h (struct deps): Split field 'pending_lists_length' into
23340 'pending_read_list_length' and 'pending_write_list_length'. Update
23342 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
23343 to handle two length counters instead of one. Update all uses.
23344 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
23345 two length counters instead of one.
23346 * sched-rgn.c (propagate_deps): Update to handle two length counters
23349 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
23352 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
23353 copy of source, pass it to ix86_expand_vector_set and return
23356 2007-04-16 David Ung <davidu@mips.com>
23357 Joseph Myers <joseph@codesourcery.com>
23359 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
23360 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
23361 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
23362 Add 74K processor information.
23363 * config/mips/mips.md: Include 74k.md.
23364 (cpu): Add 74kc,74kf,74kx.
23365 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
23366 * config/mips/74k.md: New.
23367 * doc/invoke.texi (MIPS Options): Document 74K support.
23369 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
23371 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
23372 vectorizable_* functions.
23373 * tree-vect-transform.c (vectorizable_call): Add check for
23374 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
23375 (vectorizable_store): likewise.
23376 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
23378 (vectorizable_operation, vectorizable_type_demotion): Likewise.
23379 (vectorizable_type_promotion, vectorizable_load): Likewise.
23380 (vectorizable_live_operation, vectorizable_condition): Likewise.
23381 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
23383 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
23385 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23387 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
23388 register numbers more.
23389 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
23390 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
23391 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
23392 FUNCTION_VALUE_REGNO_P): Likewise.
23393 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
23394 STATIC_CHAIN_REGNUM): Likewise.
23395 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
23396 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
23397 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
23398 * config/m68k/m68k.md (FP_REG): New.
23400 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23402 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
23405 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23407 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
23408 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
23411 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23413 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
23416 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
23419 * c-decl.c (finish_decl): Grab the type of the decl after the call
23420 to store_init_value.
23422 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
23424 * common.opt (fforward-propagate): Fix "Optimization" annotation.
23426 2007-04-14 Jakub Jelinek <jakub@redhat.com>
23429 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
23430 dominators, post dominators and cleanup cfg before returning.
23432 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
23434 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
23435 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
23437 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
23439 * config.gcc: Recognize fido.
23440 * config/m68k/m68k-devices.def (fidoa): New.
23441 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
23443 (FL_FIDOA, TARGET_FIDOA): New.
23444 * config/m68k/m68k.opt (mfidoa): New.
23446 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23448 PR middle-end/31322
23449 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23450 when a personality function is used.
23452 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23454 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23456 2007-04-13 Mike Stump <mrs@apple.com>
23458 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23460 * config/darwin.opt (fapple-kext): Make C++ only.
23461 * config/darwin.c (darwin_override_options): Remove code to ensure
23462 -fapple-kext is given for C++ only.
23464 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23466 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23467 * config/mips/mips.c (override_options): Call
23468 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23470 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23472 * config/i386/i386.opt (msvr3-shlib): Removed.
23474 * doc/invoke.texi: Remove -msvr3-shlib.
23476 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23478 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23479 with "popcnt" instruction.
23481 2007-04-13 Richard Guenther <rguenther@suse.de>
23483 PR tree-optimization/21258
23484 * tree-vrp.c (compare_case_labels): New helper.
23485 (find_switch_asserts): New function.
23486 (find_assert_locations): Call it for SWITCH_EXPRs.
23488 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23490 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23491 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23492 check is now implied in X87_FLOAT_MODE_P.
23493 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23494 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23495 (fix_trunc<mode>_i386_fisttp): Ditto.
23496 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23497 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23498 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23499 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23500 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23501 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23502 (unnamed_splitters): Ditto.
23503 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23504 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23505 FIRST_SSE_REG for local functions when SSE math is enabled or
23506 for functions with sseregparm attribute.
23507 (standard_80387_constant_p): Return -1 if mode is not
23509 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23510 (ix86_expand_compare): Ditto.
23511 (ix86_expand_carry_flag_compare): Ditto.
23512 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23513 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23514 DECIMAL_FLOAT_MODE_P.
23515 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23516 of SCALAR_FLOAT_MODE_P.
23517 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23518 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23519 checks before FLOAT_MODE_P.
23520 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23521 before FLOAT_MODE_P.
23526 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23528 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23529 Charles Wilson <libtool@cwilson.fastmail.fm>
23531 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23532 (libgcc.mvars): Don't depend on them.
23533 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23534 * exec-tool.in: New.
23536 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23538 * doc/invoke.text (--help): Document --help=common.
23540 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23542 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23544 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23546 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23547 * genemit.c (main): Emit #include "integrate.h".
23548 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23549 (LOADGP_RTP): New mips_loadgp_style.
23550 * config/mips/mips.h: Include config/vxworks-dummy.h.
23551 (TARGET_RTP_PIC): New macro.
23552 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23553 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23554 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23555 for TARGET_RTP_PIC.
23556 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23557 -mvxworks-pic when using -mrtp and a PIC option.
23558 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23560 (mips_symbolic_constant_p, mips_symbolic_address_p)
23561 (mips_symbol_insns): Handle SYMBOL_HALF.
23562 (override_options): Warn about -G and -mrtp being used together.
23563 Initialize mips_lo_relocs[SYMBOL_HALF].
23564 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23565 (mips_emit_loadgp): Handle LOADGP_RTP.
23566 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23567 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23568 (tablejump): Handle function-relative case table entries if
23570 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23572 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23574 * config/mips/mips.md (load_call<mode>): Allow any general register.
23576 (sibcall_value_internal, sibcall_value_multiple_internal)
23577 (call_value_internal, call_value_split, call_value_multiple_internal)
23578 (call_value_multiple_split): Remove constraints from operand 0.
23580 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23582 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23583 rather than loadgp_noshared.
23584 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23585 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23587 * config/mips/mips.md (loadgp): Rename to...
23588 (loadgp_newabi): ...this.
23589 (loadgp_noshared): Rename to...
23590 (loadgp_absolute): ...this.
23592 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23594 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23595 false for locally-binding symbols.
23596 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23598 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23600 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23601 (SYMBOL_GOT_PAGE_OFST): ...this.
23602 (SYMBOL_GOT_GLOBAL): Rename to...
23603 (SYMBOL_GOT_DISP): ...this.
23604 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23605 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23606 * config/mips/mips.c (mips_global_symbol_p): New function.
23607 (mips_symbol_binds_local_p): Likewise.
23608 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23609 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23610 mips_global_symbol_p and mips_symbol_binds_local_p.
23611 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23612 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23613 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23614 SYMBOL_GOTOFF_DISP.
23615 (mips_ok_for_lazy_binding_p): New function.
23616 (mips_load_call_address, mips_expand_call): Use it.
23617 (mips_dangerous_for_la25_p): Likewise.
23618 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23619 (*got_disp<mode>): Use got_disp_operand instead of
23620 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23621 SYMBOL_GOTOFF_GLOBAL.
23622 (*got_page<mode>): Use got_page_ofst_operand instead of
23624 * config/mips/predicates.md (const_call_insn_operand): Use
23625 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23626 (global_got_operand): Rename to...
23627 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23629 (local_got_operand): Rename to...
23630 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23631 of SYMBOL_GOT_LOCAL.
23633 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23635 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23636 TARGET_CALL_CLOBBERED_GP.
23637 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23638 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23639 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23640 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23641 of TARGET_ABICALLS && !TARGET_NEWABI.
23642 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23643 * config/mips/mips.c (mips_load_call_address): Check
23644 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23645 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23646 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23647 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23648 TARGET_ABICALLS && TARGET_NEWABI.
23649 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23651 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23652 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23653 TARGET_ABICALLS && TARGET_NEWABI.
23654 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23655 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23656 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23657 whether indirect calls must use $25.
23658 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23660 * config/mips/mips.md (jal_macro): Check flag_pic and
23661 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23662 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23663 instead of TARGET_ABICALLS.
23664 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23665 TARGET_ABICALLS && TARGET_OLDABI.
23666 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23667 (sibcall): In the comment above the define_insn, mention
23668 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23669 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23670 instead of TARGET_ABICALLS.
23672 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23674 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23675 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23676 (MACFLAGS_MATCH_P): New macro.
23677 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23678 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23679 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23680 the other MACFLAG constants.
23681 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23682 (flag_machi): Tighten constraints. Renumber some of the operands.
23683 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23685 (flag_machi_parts_acconly): New pattern.
23686 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23688 (flag_macinit1hi): Tighten constraints.
23689 (flag_mul_macv2hi_parts_acconly): New pattern.
23691 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23692 Use a more efficient implementation.
23693 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23694 inline sequences when not optimizing for size.
23696 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23697 movhi_high2low): Delete, merge functionality into...
23698 (packv2hi): ... this pattern.
23700 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23701 * config/bfin/bfin.opt (msim): New option.
23702 (mcpu=): New option.
23703 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23704 (bfin_cpu_t): Typedef of enum bfin_cpu.
23705 (bfin_cpu_type): New declaration.
23706 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23707 -msim and -mcpu= options.
23708 (LIB_SPEC): Likewise.
23709 * config/bfin/bfin.c (bfin_cpu_type): Define.
23710 (bfin_handle_option): Handle -mcpu= option.
23711 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23712 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23713 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23715 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23717 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23718 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23719 (powerpc-wrs-vxworksae): Use ${tm_file}.
23720 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23721 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23722 * config/i386/vx-common.h: New file.
23724 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23726 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23729 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23731 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23734 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23738 * c-common.c (c_build_qualified_type): Set canonical type
23741 2007-04-12 Richard Guenther <rguenther@suse.de>
23743 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23744 lower bound and element size if lower bound is not zero
23745 or either of the ARRAY_REF operands is set.
23747 2007-04-12 Richard Guenther <rguenther@suse.de>
23749 PR tree-optimization/24689
23750 PR tree-optimization/31307
23751 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23753 * gimplify.c (canonicalize_addr_expr): To be consistent with
23754 gimplify_compound_lval only set operands two and three of
23755 ARRAY_REFs if they are not gimple_min_invariant. This makes
23756 it never at this place.
23757 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23759 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23761 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23762 null before emitting a .nsubspa directive.
23764 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23766 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23767 need_to_partition_p if there are no memory statements in the
23770 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23772 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23773 (gcd_of_steps_may_divide_p): New function.
23774 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23776 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23778 * reload.c (find_reloads_toplev, find_reloads_address,
23779 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23780 not a pointer equality test, to decide if we need to call
23781 push_reg_equiv_alt_mem.
23783 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23785 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23786 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23788 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23790 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23792 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23793 vector to be positive.
23795 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23799 * doc/invoke.texi: Document --params max-aliased-vops and
23801 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23802 debug_memory_partitions): Move to tree-flow.h
23803 * params.h (AVG_ALIASED_VOPS): Define.
23804 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23806 (mp_info_t): Likewise.
23807 (get_mem_sym_stats_for): New.
23808 (set_memory_partition): Move from tree-flow-inline.h.
23809 (mark_non_addressable): Only clear the set of symbols for the
23810 partition if it exists.
23811 (dump_memory_partitions): Move from tree-ssa-operands.c
23812 (debug_memory_partitions): Likewise.
23813 (need_to_partition_p): New.
23814 (dump_mem_ref_stats): New.
23815 (debug_mem_ref_stats): New.
23816 (dump_mem_sym_stats): New.
23817 (debug_mem_sym_stats): New.
23818 (update_mem_sym_stats_from_stmt): New.
23819 (compare_mp_info_entries): New.
23820 (mp_info_cmp): Call it.
23821 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23823 (get_mpt_for): Move from tree-ssa-operands.c.
23824 (find_partition_for): New.
23825 (create_partition_for): Remove.
23826 (estimate_vop_reduction): New.
23827 (update_reference_counts): New.
23828 (build_mp_info): New.
23829 (compute_memory_partitions): Refactor.
23830 Document new heuristic.
23831 Call build_mp_info, update_reference_counts,
23832 find_partition_for and estimate_vop_reduction.
23833 (compute_may_aliases): Populate virtual operands before
23834 calling debugging dumps.
23835 (delete_mem_sym_stats): New.
23836 (delete_mem_ref_stats): New.
23837 (init_mem_ref_stats): New.
23838 (init_alias_info): Call it.
23839 (maybe_create_global_var): Remove alias_info argument.
23840 Get number of call sites and number of pure/const call sites
23841 from gimple_mem_ref_stats().
23842 (dump_alias_info): Call dump_memory_partitions first.
23843 (dump_points_to_info_for): Show how many times a pointer has
23845 * opts.c (decode_options): For -O2 set --param
23846 max-aliased-vops to 500.
23847 For -O3 set --param max-aliased-vops to 1000 and --param
23848 avg-aliased-vops to 3.
23849 * fortran/options.c (gfc_init_options): Remove assignment to
23851 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23852 * tree-dfa.c (dump_variable): Dump memory reference
23854 Dump NO_ALIAS* settings.
23855 (referenced_var_lookup): Tidy.
23856 (mem_sym_stats): New.
23857 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23858 and ORIG are different SSA names for a memory partition.
23859 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23860 * tree-flow.h (struct mem_sym_stats_d): Define.
23861 (mem_sym_stats_t): Define.
23862 (struct mem_ref_stats_d): Define.
23863 (struct gimple_df): Add field mem_ref_stats.
23864 (enum noalias_state): Define.
23865 (struct var_ann_d): Add bitfield noalias_state.
23866 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23867 debug_mem_ref_stats, debug_memory_partitions,
23868 debug_mem_sym_stats): Declare.
23869 * tree-ssa-structalias.c (update_alias_info): Update call
23870 sites, pure/const call sites and asm sites in structure
23871 returned by gimple_mem_ref_stats.
23872 Remove local variable IS_POTENTIAL_DEREF.
23873 Increase NUM_DEREFS if the memory expression is a potential
23875 Call update_mem_sym_stats_from_stmt.
23876 If the memory references memory, call
23877 update_mem_sym_stats_from_stmt for all the direct memory
23878 symbol references found.
23879 (intra_create_variable_infos): Set noalias_state field for
23880 pointer arguments according to the value of
23881 flag_argument_noalias.
23882 * tree-ssa-structalias.h (struct alias_info): Remove fields
23883 num_calls_found and num_pure_const_calls_found.
23884 (update_mem_sym_stats_from_stmt): Declare.
23885 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23886 Set default value to 100.
23887 (PARAM_AVG_ALIASED_VOPS): Define.
23889 2007-04-11 Richard Guenther <rguenther@suse.de>
23891 PR middle-end/31530
23892 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23893 a * -b + c as c - a * b if we honor sign dependent rounding.
23895 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23897 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23898 bfin_expand_strmov.
23899 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23900 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23902 (initialize_trampoline): Don't use old-style function definition.
23903 (bfin_secondary_reload): Mark IN_P argument as unused.
23905 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23907 PR tree-optimization/31343
23908 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23909 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23910 * testsuite/gcc.dg/vect/pr31343.c: New.
23912 2007-04-10 Eric Christopher <echristo@apple.com>
23914 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23915 * config/i386/i386.md (*cmpfp0): Use.
23916 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23917 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23918 (fix_trunc<mode>_i386_fisttp): Ditto.
23919 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23920 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23921 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23922 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23923 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23924 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23925 (unnamed_splitters): Ditto.
23926 * config/i386/i386.c (output_fix_trunc): Assert that
23927 we're not being passed a TFmode operand.
23929 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23931 PR tree-optimization/31526
23932 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23933 n_basic_blocks to find newly added blocks.
23935 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23937 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23939 (fix_trunc<mode>si_sse): Ditto.
23940 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23941 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23942 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23943 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23944 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23945 expander using SSEMODEF mode macro.
23946 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23947 expander using SSEMODEF mode macro.
23948 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23949 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23950 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23951 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23952 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23953 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23954 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23955 Macroize insn using X87MODEF mode macro.
23957 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23959 * config/i386/sse.md (sse2_pinsrw): Removed.
23960 (sse2_pextrw): Renamed to ...
23961 (*sse2_pextrw): This.
23963 2007-04-09 Jan Hubicka <jh@suse.cz>
23966 * config/i386/sse.md
23967 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23968 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23969 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23970 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23972 2007-04-09 Jan Hubicka <jh@suse.cz>
23974 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23975 multiple fields of union.
23977 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23979 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23980 (create_preheaders): Check that loops are available.
23981 (fix_loop_structure): Clean up, improve comments.
23982 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23983 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23985 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23986 * predict.c (tree_estimate_probability): Do not call
23987 calculate_dominance_info. Call create_preheaders.
23988 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23989 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23991 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23992 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23993 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23994 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23997 2007-04-08 Jan Hubicka <jh@suse.cz>
23999 * tree.h (maybe_fold_offset_to_component_ref): Declare.
24000 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
24001 * fold-const.c (fold_unary): Use it.
24003 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24005 * varasm.c (assemble_variable): Remove call to
24006 lang_hooks.decls.prepare_assemble_variable.
24007 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
24008 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
24009 * langhooks.h (lang_hooks_for_decls): Remove
24010 prepare_assemble_variable.
24012 2007-04-08 Mike Stump <mrs@apple.com>
24014 * config/i386/i386.c: Use inc/dec on Core2.
24016 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
24018 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
24019 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
24020 lhd_tree_inlining_end_inlining): Remove.
24021 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
24022 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
24023 end_inlining hooks.
24024 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
24025 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
24026 lhd_tree_inlining_end_inlining): Remove prototypes.
24027 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
24028 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
24029 LANG_HOOKS_TREE_INLINING_START_INLINING,
24030 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
24032 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
24035 2007-04-08 Anatoly Sokolov <aesok@post.ru>
24038 * config/avr/predicates.md (io_address_operand): Delete predicate.
24039 (low_io_address_operand): Don't use 'mode' argument.
24040 (higth_io_address_operand): Rename ...
24041 (high_io_address_operand): ... to this. Don't use 'mode' argument.
24042 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
24045 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
24047 Revert change removing staticp.
24049 2007-04-07 Anatoly Sokolov <aesok@post.ru>
24052 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
24055 2007-04-07 Bruce Korb <bkorb@gnu.org>
24057 * c.opt: Add -Wformat-contains-nul.
24058 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
24060 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
24061 the NUL byte warning.
24063 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
24065 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
24067 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24069 * tree.c (staticp): No longer use staticp langhook.
24070 * langhooks.c (lhd_staticp): Removed.
24071 * langhooks.h (struct lang_hooks): Remove staticp.
24072 * c-common.c (c_staticp): Remove.
24073 * c-common.h (c_staticp): Ditto.
24074 * langhooks-defs.h (lhd_staticp): Ditto.
24075 (LHD_HOOKS_STATICP): Ditto
24076 * tree.h (gcc_assert_lowered): New macro.
24078 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
24080 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
24081 argument "reliable".
24082 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
24083 Add argument "reliable". Propagate it through calls.
24084 (infer_loop_bounds_from_undefined): Derive number of iterations
24085 estimates from references in blocks that do not dominate loop latch.
24086 (gcov_type_to_double_int): New function.
24087 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
24088 and expected_loop_iterations_unbounded.
24089 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
24090 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
24091 * tree-data-ref.c (estimated_loop_iterations): Export.
24092 (get_references_in_stmt): Fix -- do not return addresses of local
24094 * cfgloop.h (expected_loop_iterations_unbounded,
24095 estimated_loop_iterations): Declare.
24097 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
24099 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
24101 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24103 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
24104 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
24105 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
24106 Use output_387_reg_move().
24107 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
24108 expander using X87MODEF12 mode macro.
24109 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
24110 choosing register preferences. Use output_387_reg_move().
24111 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
24112 instead of "x". Use output_387_reg_move().
24113 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
24114 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
24115 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
24116 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
24117 Use output_387_reg_move().
24118 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
24120 (*truncxf?f_i387 splitter): Ditto.
24122 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24124 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
24125 LANG_HOOKS_SAFE_FROM_P.
24126 * expr.c (safe_from_p): Remove langhook call.
24127 * langhooks.h (lang_hooks): Remove safe_from_p.
24128 (lhd_safe_from_p): Remove prototype.
24129 * langhooks.c (lhd_safe_from_p): Remove.
24131 2007-04-06 Jan Hubicka <jh@suse.cz>
24133 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
24136 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24138 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
24139 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
24140 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
24141 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
24143 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
24144 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
24146 2007-04-05 Richard Henderson <rth@redhat.com>
24148 * config/alpha/alpha.c (print_operand) [+]: Remove.
24149 (alpha_end_function): Print nop if call at end of function.
24150 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
24151 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
24152 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
24153 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
24154 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
24155 the call pattern. Update peepholes to match.
24157 2007-04-05 Janis Johnson <janis187@us.ibm.com>
24159 * doc/extend.texi (Other Builtins): Add decimal float variants
24161 * builtins.def: Ditto.
24162 * builtins.c (expand_builtin): Ditto.
24164 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
24165 H.J. Lu <hongjiu.lu@intel.com>
24168 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
24169 of V8HImode when calling ix86_binary_operator_ok.
24170 (sse2_pmaddwd): Call ix86_binary_operator_ok.
24171 (sdot_prodv8hi): Operands 1 and 2 must be register.
24173 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24175 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
24176 initialize align to silence bogus warning.
24178 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24180 PR middle-end/22156
24181 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
24183 (struct sra_walk_fns): Remove use_all parameter from use.
24184 (sra_hash_tree): Handle BIT_FIELD_REFs.
24185 (sra_elt_hash): Don't hash bitfld blocks.
24186 (sra_elt_eq): Skip them in parent compares as well. Handle
24188 (sra_walk_expr): Don't maintain or pass down use_all_p.
24189 (scan_use): Remove use_all parameter.
24190 (scalarize_use): Likewise. Re-expand assignment to
24191 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
24192 output, and re-scalarize after output. Don't mark anything
24194 (scalarize_ldst): Adjust.
24195 (scalarize_walk_gimple_modify_statement): Likewise.
24196 (build_element_name_1): Handle BIT_FIELD_REFs.
24197 (instantiate_element): Don't warn for any element whose parent
24198 is used as a whole.
24199 (instantiate_missing_elements_1): Return the sra_elt.
24200 (canon_type_for_field): New.
24201 (try_instantiate_multiple_fields): New.
24202 (instantiate_missing_elemnts): Use them.
24203 (mark_no_warning): Removed.
24204 (generate_one_element_ref): Handle BIT_FIELD_REFs.
24205 (REPLDUP, sra_build_elt_assignment): New.
24206 (generate_copy_inout): Use them.
24207 (generate_element_copy): Likewise. Handle bitfld differences.
24208 (generate_element_zero): Don't recurse for blocks. Use
24209 sra_build_elt_assignment.
24210 (generate_one_element_int): Take elt instead of var. Use
24211 sra_build_elt_assignment.
24212 (generate_element_init_1): Adjust.
24213 (scalarize_use, scalarize_copy): Use REPLDUP.
24214 (scalarize_ldst): Move assert before dereference.
24215 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
24217 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24219 * regmove.c: Fix unused variable warnings due to previous commit.
24221 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24223 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
24224 (regmove_bb_head): Remove.
24225 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
24226 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
24227 problems with fixup_match_1.
24228 Don't initialize/free regmove_bb_head.
24230 (reg_is_remote_constant_p): If an insn is in the same basic block
24231 but not before INSN, consider it remote, too.
24233 2007-04-05 Anatoly Sokolov <aesok@post.ru>
24236 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
24237 DECL_ASSEMBLER_NAME, not the DECL_NAME.
24239 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
24241 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
24242 (CONDITIONAL_REGISTER_USAGE): Likewise.
24244 2007-04-04 Richard Henderson <rth@redhat.com>
24246 * config/alpha/lib1funcs.asm: Remove unused file.
24248 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24251 * opts.c (print_specific_help): Fix --help=<language>
24253 (common_handle_option): Support --help=common.
24255 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24258 * gcc.c (main): Do not run the linker if
24259 print_subprocess_help indicates that it shouldn't be
24262 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24265 * doc/invoke.texi (--help=): Document <languages> value, fix
24266 formatting in tables of values.
24268 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
24270 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
24271 dllimport attribute of virtual methods.
24273 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
24275 * config/score/crti.asm: Change _bss_start to __bss_start.
24276 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
24277 (OUTGOING_REG_PARM_STACK_SPACE) update.
24278 * config/score/score.opt: add options to make backend support
24279 score5, score5u, score7 and score7d.
24280 * config/score/score.md: Likewise.
24281 * config/score/misc.md: Likewise.
24282 * config/score/mac.md: Likewise.
24283 * doc/invoke.texi: Likewise.
24284 * doc/md.texi: update constraints define.
24286 2007-04-03 Richard Henderson <rth@redhat.com>
24288 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
24289 an appropriate type, use the mode instead.
24291 2007-04-03 Richard Sandiford <richard@codesourcery.com>
24293 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
24294 Set the default --with-arch setting to mips2.
24295 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
24296 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
24297 (MULTILIB_OSDIRNAMES): Delete.
24298 (MULTILIB_DIRNAMES): Define.
24299 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
24300 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
24301 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
24302 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
24303 VXWORKS_OS_CPP_BUILTINS.
24304 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
24305 (MIPS_DEBUGGING_INFO): Undefine.
24306 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
24308 2007-04-03 Jakub Jelinek <jakub@redhat.com>
24310 PR middle-end/30704
24311 * fold-const.c (native_encode_real): Encode real.c provided longs
24312 as a series of 32-bit native integers.
24313 (native_interpret_real): Interpret buffer as a series of 32-bit
24316 2007-04-03 Richard Guenther <rguenther@suse.de>
24318 * genpreds.c (write_insn_constraint_len): Write function
24319 optimized for CONSTRAINT_LEN implementation.
24320 (write_tm_preds_h): Output insn_constraint_len inline and
24321 use it for CONSTRAINT_LEN.
24322 (write_insn_preds_c): Don't output insn_constraint_len.
24323 * doc/md.texi (define_register_constraint): Document multi-letter
24324 constraints shall have the same length if they start with the same
24327 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24330 * config/i386/i386.md (isinf<mode>2): Expand only when
24331 TARGET_C99_FUNCTIONS is set.
24333 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24335 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
24336 (x86_64-*-linux*): Ditto.
24337 * config/i386/i386.opt (mpc): New option.
24338 * config/i386/i386.c (overrride_options): Handle
24339 ix87_precision_string.
24340 * config/i386/crtprec.c: New file.
24341 * config/i386/t-crtpc: Ditto.
24342 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
24343 and -mpc80 options.
24344 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
24345 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
24346 crtprec32.o, crtprec64.o and crtprec80.o.
24348 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
24349 and -mpc80 options.
24350 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
24352 2007-04-02 Eric Christopher <echristo@apple.com>
24354 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
24355 limitations on darwin.
24357 2007-04-02 Anatoly Sokolov <aesok@post.ru>
24360 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
24362 2007-04-02 Dave Korn <dave.korn@artimi.com>
24364 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
24366 2007-04-02 Dave Korn <dave.korn@artimi.com>
24368 * libgcc2.h (exception_descriptor): Don't forward-declare.
24369 (__get_eh_table_language, __get_eh_table_version): Delete
24370 prototypes of long-dead functions.
24372 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
24374 * ebitmap.h: New file
24375 * ebitmap.c: New file
24376 * Makefile.in (ebitmap.o): New target.
24378 2007-04-01 Jan Hubicka <jh@suse.cz>
24380 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
24381 before very first instruction.
24383 2007-04-01 Jan Hubicka <jh@suse.cz>
24385 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
24386 waring on 64bit hosts.
24387 * bitmap.h: Fix typo in bitmap_head_def.
24389 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
24391 PR rtl-optimization/31391
24392 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
24393 into a DELETED_LABEL note, and the label is in an empty basic
24394 block, update BB_END as well as BB_HEAD.
24396 2007-04-01 Richard Henderson <rth@redhat.com>
24398 PR tree-optimization/31169
24399 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
24400 to varying if the range is outside [0, prec-1].
24402 2007-04-01 Richard Sandiford <richard@codesourcery.com>
24405 * config/mips/mips.md (load_const_gp): New insn.
24406 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
24407 the MIPS16 GP pseudo register if no_new_pseudos.
24408 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
24410 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
24413 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
24415 (call_value): Likewise.
24417 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
24418 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24421 * doc/invoke.texi: (optimization options): Reword description
24422 of -ffast-math. Document its primary purpose.
24424 2007-03-31 Richard Guenther <rguenther@suse.de>
24426 * omp-low.c (splay-tree.h): Include.
24427 (lookup_decl): Replace splay-tree usage by pointer-map.
24428 (maybe_lookup_decl): Likewise.
24429 (new_omp_context): Likewise.
24430 (delete_omp_context): Likewise.
24431 * gimplify.c (splay-tree.h): Include.
24432 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
24434 (remap_ssa_name): Likewise.
24435 (remap_decl): Likewise.
24436 (remap_type_1): Likewise.
24437 (remap_type): Likewise.
24438 (copy_body_r): Likewise.
24439 (expand_call_inline): Likewise.
24440 (clone_body): Likewise.
24441 (copy_tree_r): Likewise.
24442 (remap_save_expr): Likewise.
24443 (unsave_r): Likewise.
24444 (unsave_expr_now): Likewise.
24445 (tree_function_versioning): Likewise.
24446 (build_duplicate_type): Likewise.
24447 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24448 (struct copy_body_data): Replace splay-tree by pointer-map.
24449 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24450 not $(SPLAY_TREE_H).
24451 (gimplify.o): Depend on $(SPLAY_TREE_H).
24452 (omp-low.p): Likewise.
24454 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24456 * config/avr/predicates.md (even_register_operand,
24457 odd_register_operand): New predicates.
24458 * config/avr/avr.md (movw peephole2): New.
24459 (movw_r peephole2): New.
24461 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24463 * tree.h (get_signed_or_unsigned_type): New.
24464 * fold-const.c (operand_equal_for_comparison_p): Use
24465 get_signed_or_unsigned_type instead of
24466 lang_hooks.types.signed_or_unsigned_type.
24467 * expr.c (store_expr): Ditto.
24468 * langhooks.c (get_signed_or_unsigned_type): New.
24469 (lhd_signed_or_unsigned_type): New.
24470 * langhooks.h (lhd_signed_or_unsigned_type): New.
24471 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24473 2007-03-30 Richard Henderson <rth@redhat.com>
24475 * tree-ssa-loop-ivopts.c: Include target.h.
24476 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24477 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24478 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24479 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24481 2007-03-30 Richard Henderson <rth@redhat.com>
24482 Kai Tietz <kai.tietz@onevision.com>
24484 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24485 default for 64-bit.
24486 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24487 (TARGET_64BIT_MS_ABI): New.
24488 (DBX_REGISTER_NUMBER): Handle 64-bit.
24489 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24490 (LONG_TYPE_SIZE): Force to 32.
24491 (REG_PARM_STACK_SPACE): New.
24492 (OUTGOING_REG_PARM_STACK_SPACE): New.
24493 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24494 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24495 (STACK_BOUNDARY): Use 128 for 64-bit.
24496 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24497 Add 64-bit implementation.
24498 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24500 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24501 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24502 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24503 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24504 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24505 TARGET_64BIT_MS_ABI.
24506 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24507 (ix86_pass_by_reference): Likewise.
24508 (ix86_function_value_regno_p): Likewise.
24509 (ix86_build_builtin_va_list): Likewise.
24510 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24511 (function_arg_advance_ms_64): New.
24512 (function_arg_advance): Call it.
24513 (function_arg_ms_64): New.
24514 (function_arg): Call it.
24515 (function_value_ms_64): New.
24516 (ix86_function_value_1): Call it.
24517 (return_in_memory_ms_64): New.
24518 (ix86_return_in_memory): Call it.
24519 (setup_incoming_varargs_ms_64): New.
24520 (ix86_setup_incoming_varargs): Call it.
24521 (ix86_expand_prologue): Handle 64-bit stack probing.
24522 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24523 (output_pic_addr_const): Likewise.
24524 (x86_this_parameter): Likewise.
24525 (x86_output_mi_thunk): Likewise.
24526 (x86_function_profiler): Likewise.
24527 (TARGET_STRICT_ARGUMENT_NAMING): New.
24528 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24529 (TARGET_64BIT_MS_ABI): New.
24530 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24531 * config/i386/i386.md (allocate_stack_worker): Remove.
24532 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24533 describe the clobber of eax without a match_scratch.
24534 (allocate_stack_worker_postreload): Remove.
24535 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24536 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24537 (allocate_stack_worker_rex64_postreload): Remove.
24538 (allocate_stack): Handle 64-bit.
24539 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24540 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24541 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24542 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24543 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24544 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24545 * config.build (x86_64-*-mingw*): New host.
24546 * config.host (x86_64-*-mingw*): New host.
24547 * config.gcc (x86_64-*-mingw*): New target.
24548 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24550 2007-03-30 Richard Henderson <rth@redhat.com>
24551 Kai Tietz <kai.tietz@onevision.com>
24553 * c-pragma.c (struct def_pragma_macro_value): New.
24554 (struct def_pragma_macro): New.
24555 (pushed_macro_table): New.
24556 (dpm_hash, dpm_eq): New.
24557 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24558 (init_pragma): Install them.
24559 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24561 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24563 * config/avr/avr.c (avr_override_options): Clear
24564 'flag_delete_null_pointer_checks'.
24566 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24569 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24570 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24571 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24572 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24573 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24574 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24575 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24577 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24579 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24581 * regmove.c: Move all of pass_stack_adjustments from here...
24582 * combine-stack-adj.c: ...to this new file.
24583 * Makefile.in: Add rules for combine-stack-adj.o.
24585 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24587 PR tree-optimization/31383
24588 * tree-data-ref.c (affine_function_equal_p): Do not require the
24589 vectors to have the same length.
24591 2007-03-30 Jan Hubicka <jh@suse.cz>
24593 PR middle-end/30700
24594 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24595 availablility; add more sanity checking; ask varpool only about
24598 2007-03-29 Richard Henderson <rth@redhat.com>
24600 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24601 to decide, but __SIZEOF_LONG_LONG__.
24603 2007-03-29 Richard Henderson <rth@redhat.com>
24605 * emutls.c (struct __emutls_array): New.
24606 (emutls_destroy): Use it instead of casting element 0 from void*.
24607 (__emutls_get_address): Likewise.
24609 2007-03-29 Richard Henderson <rth@redhat.com>
24611 * varasm.c (initializer_constant_valid_p): Don't deny
24612 DECL_DLLIMPORT_P on functions.
24614 * config/i386/cygming.h: Remove function declarations.
24615 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24616 (ASM_OUTPUT_LABELREF): Remove.
24617 (COMMON_ASM_OP): Remove.
24618 (ASM_OUTPUT_COMMON): Remove.
24619 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24620 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24621 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24622 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24623 Rename from TARGET_ENCODE_SECTION_INFO.
24624 * config/i386/netware.h: Likewise.
24625 * config/i386/i386-protos.h: Update.
24626 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24627 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24628 (legitimate_constant_p): Reject dllimports.
24629 (dllimport_map, get_dllimport_decl): New.
24630 (legitimize_dllimport_symbol): New.
24631 (legitimize_address, ix86_expand_move): Use it.
24632 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24633 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24634 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24635 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24636 * config/i386/predicates.md (constant_call_address_operand): Only
24637 accept symbols; reject dllimport_p symbols.
24638 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24639 i386_pe_maybe_record_exported_symbol.
24640 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24641 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24642 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24643 trust the setting of DECL_DLLIMPORT_P.
24644 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24645 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24646 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24647 tidy the argument scanning loop.
24648 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24649 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24650 (i386_pe_strip_name_encoding): Remove.
24651 (i386_pe_binds_local_p): New.
24652 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24653 (i386_pe_output_labelref): Remove.
24654 (i386_pe_asm_output_aligned_decl_common): New.
24655 (i386_pe_maybe_record_exported_symbol): Rename from
24656 i386_pe_record_exported_symbol; check for dllexported symbols.
24658 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24660 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24661 add comment explaining why vsnprintf cannot be used.
24663 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24665 PR tree-optimization/30666
24666 * tree.c (build_complex_type): When creating type names for DWARF2
24667 debug info, create TYPE_DECLs for TYPE_NAME instead of
24669 (build_common_tree_nodes_2): Use build_complex_type when building
24670 predefined complex types, to preserve canonical types.
24672 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24674 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24675 (noce_get_alt_condition): Look at it to determine whether to
24676 reverse the condition or not.
24677 (noce_get_condition): Substitute the truth for lies.
24678 (noce_find_if_block): Set the then_else_reversed field.
24680 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24682 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24683 destination of this insn.
24684 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24685 than calling gen_rtx_SET directly. Use r0 to hold the value of
24686 'address + 4' rather than a stack based temporary which can be
24687 mis-optimized away.
24689 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24691 * config/s390/s390.c (s390_secondary_input_reload_class,
24692 s390_secondary_output_reload_class): Functions removed.
24693 (s390_secondary_reload): New function.
24694 (TARGET_SECONDARY_RELOAD): Target macro defined.
24695 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24696 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24697 * config/s390/s390.md ("reload_outti", "reload_outdi",
24698 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24699 "reload_out<mode>"): Expanders removed.
24700 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24701 "reload<mode>_nonoffmem_out"): Expanders added.
24703 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24705 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24706 action if SRC->DEST replacement failed anyway.
24708 2007-03-28 Mike Stump <mrs@apple.com>
24710 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24711 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24712 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24714 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24716 * config.gcc: Accept barcelona as a variant of amdfam10.
24717 * config/i386/i386.c (override_options): Likewise.
24718 * doc/invoke.texi: Likewise.
24720 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24722 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24723 offsets for BIT_FIELD_REF and COMPONENT_REF.
24725 2007-03-28 Richard Guenther <rguenther@suse.de>
24727 * tree.c (is_global_var): Move ...
24728 * tree-flow-inline.h (is_global_var): ... here.
24729 * tree.h (is_global_var): Remove declaration.
24731 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24733 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24735 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24736 * config/i386/i386.c (ix86_tune_features): Initialize new
24738 * config/i386/predicates.md (promotable_binary_operator): Use
24739 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24741 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24744 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24746 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24748 * config/fr30/fr30.md (movsi_internal): Change destination
24749 constraint from m to V and add m to the end.
24751 2007-03-28 Christian Bruel <christian.bruel@st.com>
24753 * config/sh/sh.md (movsi_i): Fix type attribute.
24755 2007-03-28 Christian Bruel <christian.bruel@st.com>
24757 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24758 (movsf_ie): Likewise.
24760 2007-03-28 Christian Bruel <christian.bruel@st.com>
24762 * config.gcc: Add sh4-300 to multilib.
24763 * config/sh/t-mlib-sh4-300: New file.
24765 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24767 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24768 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24769 fix_trunc<mode>di2.
24770 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24771 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24772 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24773 "fixuns_trunctddi2"): Whitespace fix.
24775 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24777 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24778 the definition of struct sh_args.
24779 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24780 CALL_COOKIE_INT_REG_GET): Likewise.
24782 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24784 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24785 transformations are applied successfully.
24787 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24789 * tree.c (tree_contains_struct): Permit 512 tree codes.
24790 * tree.h (tree_contains_struct): Ditto.
24791 (MAX_TREE_CODES): Ditto.
24792 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24793 SPARE member to store remaining padding bits.
24795 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24797 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24800 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24802 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24803 * configure: Regenerate.
24805 * configure: Regenerate using the correct version of autoconf.
24807 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24809 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24811 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24812 regs to "__SP_L__" and "__SP_H__".
24814 2007-03-27 Richard Guenther <rguenther@suse.de>
24816 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24817 computations with it with a HOST_WIDE_INT variable.
24819 2007-03-26 Mike Stump <mrs@apple.com>
24821 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24822 objective-c-header, objective-c++-header and objc++-cpp-output
24824 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24826 2007-03-26 Richard Henderson <rth@redhat.com>
24829 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24830 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24831 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24832 IX86_BUILTIN_PSRLQ128): New.
24833 (ix86_init_mmx_sse_builtins): Add them.
24834 (ix86_expand_builtin): Expand them.
24835 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24836 operand 2 be TImode.
24837 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24838 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24839 _mm_srli_epi64): Mark __B const.
24840 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24841 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24842 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24843 new two-vector shift builtins.
24845 2007-03-26 Ian Lance Taylor <iant@google.com>
24847 PR tree-optimization/31345
24848 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24849 [+INF, +INF(OVF)] into VARYING.
24851 2007-03-26 Zack Weinberg <zackw@panix.com>
24853 * gengtype-parse.c: New file.
24854 * gengtype-yacc.y: Delete.
24855 * gengtype-lex.l: Don't include gengtype-yacc.h.
24856 Define YY_DECL and yyterminate appropriately for recursive
24857 descent parser. yylval is now a string out-parameter to yylex.
24858 (HWS, EOID): New shorthand.
24859 (IWORD): Add a couple more types.
24860 (yylex): Add a setup stanza. Remove the complex rules for
24861 detecting GTY'ed types and typedefs; replace with simple
24862 keyword detectors. Adjust everything for the changed
24863 definition of yylval. Ignore all pp-directives, not just #define.
24865 (parse_file): Rename yybegin; do not call yyparse.
24867 * gengtype.c (xasprintf): Export again.
24868 (this_file): New. Use everywhere __FILE__ was being used.
24869 (get_lang_bitmap): Special case types defined in gengtype.c.
24870 (do_typedef, new_structure): Suppress definition of certain types.
24871 (new_structure): Improve diagnostics of duplicate definitions.
24872 Make sure location_s is associated with input.h.
24873 (nreverse_pairs, define_location_structures): New functions.
24874 (main): Improve tagging of kludge types. Remove old kludges
24875 for input.h types; use define_location_structures.
24876 * gengtype.h: Update prototypes. Define token codes here.
24877 * Makefile.in: Remove all references to gengtype-yacc.
24878 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24880 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24881 add GTY((skip)) to the field that's only conditionally there.
24882 * doc/install.texi: Document that Bison is no longer required
24883 unless building treelang.
24885 * gengtype.c: Don't include gtyp-gen.h.
24886 (srcdir): Declare here.
24887 (base_files, lang_dir_names): Allocate dynamically.
24888 (gt_files, num_gt_files, num_lang_dirs): New globals.
24889 (measure_input_list, read_input_line, read_input_list)
24890 (set_lang_bitmap): New functions.
24891 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24892 simplify, relying on read_input_list to set up the bitmaps.
24893 (main): Arguments are no longer unused. Check for correct number
24894 of command line arguments, set srcdir and srcdir_len, then call
24895 read_input_list, before doing anything else. No need to worry
24896 about duplicates in main loop.
24897 * configure.ac: Simplify the calculation of all_gtfiles.
24898 Put language tags in there. Don't set or substitute
24899 all_gtfiles_files_langs or all_gtfiles_files_frags.
24900 * Makefile.in: Revamp the way gengtype is invoked, now that it
24901 takes a file on its command line with a much simpler format.
24902 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24903 (GTFILES): Remove duplicates and C source files.
24904 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24905 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24906 * configure: Regenerate.
24908 * gengtype.h: Remove all type definitions to gengtype.c; leave
24909 only definitions of options_p, type_p, and pair_p as opaque
24910 pointers. Update prototypes.
24911 * gengtype.c: Many type definitions moved here from gengtype.h.
24912 Consolidate type definitions at the top of the file.
24913 (xvasprintf): Delete.
24914 (xasprintf): Make static.
24915 (create_nested_pointer_option): Add 'next' parameter.
24916 (create_field_all, create_field_at): New functions.
24917 (create_field): Now a thin wrapper around create_field_all.
24918 (create_optional_field): Rename create_optional_field_ and add
24919 line argument. Original name is now a macro which supplies
24921 (oprintf): Use vsnprintf directly.
24922 (close_output_files): Use fatal rather than perror/exit.
24923 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24924 (main): Set progname. Don't use exit.
24925 * gengtype-yacc.y (struct_fields): Use create_field_at.
24926 (option, optionseqopt): Delete.
24927 (optionseq): Consolidate productions from option here so we
24928 can use the first argument to create_option.
24930 * gengtype-lex.l: Distinguish unions from structures in the
24931 token type. Don't call find_structure; return the tag as a string.
24932 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24933 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24934 string. Reorganize typedef_struct production accordingly.
24935 Use create_nested_ptr_option.
24936 * gengtype.c (create_nested_ptr_option): New function.
24937 * gengtype.h: Declare it.
24939 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24940 (string_type): Don't declare.
24941 (do_scalar_typedef): Declare.
24942 (create_scalar_type): Update prototype.
24943 * gengtype.c (string_type): Make static.
24944 (scalar_nonchar, scalar_char): New.
24945 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24946 (resolve_typedef): Use scalar_nonchar for error recovery.
24947 (create_scalar_type): Remove name_len field. Return scalar_char
24948 or scalar_nonchar as appropriate.
24949 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24950 to use string_type.
24951 (throughout): Use scalar_nonchar instead of calling
24952 create_scalar_type, whenever possible.
24953 (main): Initialize scalar_char and scalar_nonchar before calling
24955 * gengtype-lex.l: Adjust for removal of second argument to
24956 create_scalar_type. Use yylval.s instead of yylval.t when
24958 * gengtype-yacc.y: Type of SCALAR is string. Call
24959 create_scalar_type from type:SCALAR rule. Adjust for removal of
24960 second argument to create_scalar_type.
24962 * vec.h: Remove all #if IN_GENGTYPE blocks.
24963 Add comment saying that changes may require adjustments to gengtype.
24964 * gengtype.c: Don't include coretypes.h or tm.h.
24965 Add comment to inclusion of errors.h.
24966 (note_def_vec, note_def_vec_alloc): New functions.
24967 * gengtype.h: Declare new functions.
24968 * gengtype-lex.l: Don't include coretypes.h.
24969 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24971 (update_lineno): Remove unnecessary prototype.
24972 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24973 (VEC rule): Just return VEC_TOKEN.
24974 * gengtype-yacc.y (VEC_TOKEN): New token type.
24975 (type): Add a production for VEC(a,b).
24976 * Makefile.in: Update dependencies.
24978 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24979 typedefs that use the old PARAMS macro.
24981 * gengtype-lex.l: Remove all rules and states relating to yacc
24983 * gengtype-yacc.y: Similarly.
24984 * gengtype.c (note_yacc_type): Delete function.
24985 * gengtype.h: Update prototypes.
24987 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24989 * tree-pretty-print.c (dump_generic_node): Report precision of
24990 unnamed integer types.
24992 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24994 * ifcvt.c (noce_try_store_flag_constants): Don't check
24995 no_new_pseudos here.
24996 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24997 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24998 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24999 noce_try_sign_mask): Likewise.
25000 (if_convert): Check no_new_pseudos here.
25002 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
25004 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
25005 (noce_get_condition): Handle new then_else_reversed argument.
25006 (noce_init_if_info): Remove, fold into noce_find_if_block.
25007 (noce_process_if_block): Take a struct noce_if_info as the
25008 argument. Don't set up one based on ce_if_info. Update pointer
25009 references accordingly.
25010 (cond_move_process_if_block): Likewise.
25011 (process_if_block): Removed.
25012 (find_if_block): Removed. Move functionality two new functions,
25013 noce_find_if_block and cond_exec_find_if_block.
25014 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
25015 blocks and the symmetric IF-ELSE-JOIN case.
25016 (cond_exec_find_if_block): Also new function mostly based on old
25017 find_if_block and process_if_block.
25018 (find_if_header): Replace find_if_block call with separately
25019 guarded calls to noce_find_if_block and cond_exec_find_if_block.
25020 (find_cond_trap): Update noce_get_condition call.
25021 (dead_or_predicable): Likewise.
25023 2007-03-26 Jakub Jelinek <jakub@redhat.com>
25025 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
25027 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
25028 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
25029 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
25030 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
25031 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
25032 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
25033 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
25034 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
25035 __builtin_ia32_psrad128 builtins.
25037 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
25039 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
25040 * config/i386/constraints.md
25041 (define_constraint "I"): Use IN_RANGE macro.
25042 (define_constraint "J"): Ditto.
25043 (define_constraint "K"): Ditto.
25044 (define_constraint "M"): Ditto.
25045 (define_constraint "N"): Ditto.
25046 (define_constraint "O"): Ditto.
25047 * config/i386/predicates.md
25048 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
25049 (define_predicate "const_0_to_3_operand"): Ditto.
25050 (define_predicate "const_0_to_7_operand"): Ditto.
25051 (define_predicate "const_0_to_15_operand"): Ditto.
25052 (define_predicate "const_0_to_63_operand"): Ditto.
25053 (define_predicate "const_0_to_255_operand"): Ditto.
25054 (define_predicate "const_1_to_31_operand"): Ditto.
25055 (define_predicate "const_2_to_3_operand"): Ditto.
25056 (define_predicate "const_4_to_7_operand"): Ditto.
25058 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25060 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
25061 in SImode for save_world.
25062 * config/rs6000/altivec.md (save_world, restore_world): Convert to
25065 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
25067 PR tree-optimization/30784
25068 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
25071 2007-03-25 Revital Eres <eres@il.ibm.com>
25073 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
25074 Fold movement_possibility function into it.
25076 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25078 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
25079 (load_macho_picbase_{si,di}): Convert to LR hard reg.
25080 (call_indirect_nonlocal_darwin64): Same.
25081 (call_nonlocal_darwin64): Same.
25082 (call_value_indirect_nonlocal_darwin64): Same.
25083 (call_value_nonlocal_darwin64): Same.
25084 (sibcall_nonlocal_darwin64): Same.
25085 (sibcall_value_nonlocal_darwin64): Same.
25086 (sibcall_symbolic_64): Same.
25087 (sibcall_value_symbolic_64): Same.
25088 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
25090 (rs6000_emit_load_toc_table): Same.
25091 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
25092 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
25094 (divss_call): Same.
25095 (divus_call): Same.
25096 (quoss_call): Same.
25097 (quous_call): Same.
25098 (load_toc_v4_pic_si): Same
25099 (load_toc_v4_PIC_1): Same.
25100 (load_toc_v4_PIC_1b): Same.
25101 (call_indirect_aix{32,64}): Same.
25102 (call_value_indirect_aix{32,64}): Same.
25104 (call_value): Same.
25105 (call_local{32,64}): Same.
25106 (call_value_local{32,64}): Same.
25107 (call_indirect_nonlocal_aix{32,64}): Same.
25108 (call_nonlocal_aix{32,64}): Same.
25109 (call_value_indirect_nonlocal_aix{32,64}): Same.
25110 (call_value_nonlocal_aix{32,64}): Same.
25111 (call_indirect_nonlocal_sysv<mode>): Same.
25112 (call_nonlocal_sysv<mode>): Same.
25113 (call_value_indirect_nonlocal_sysv<mode>): Same.
25114 (call_value_nonlocal_sysv<mode>): Same.
25116 (sibcall_local{32,64}): Same.
25117 (sibcall_value_local{32,64}): Same.
25118 (sibcall_nonlocal_aix{32,64}): Same.
25119 (sibcall_value_nonlocal_aix{32,64}): Same.
25120 (sibcall_nonlocal_sysv<mode>): Same.
25121 (sibcall_value): Same.
25122 (sibcall_value_nonlocal_sysv<mode>): Same.
25124 2007-03-24 Paul Brook <paul@codesourcery.com>
25126 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
25127 * config/arm/linux-eabi.h: Remove legacy syscall hack.
25129 2007-03-24 Richard Henderson <rth@redhat.com>
25131 * config/ia64/constraints.md: New file.
25132 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
25133 satisfies_constraint_?.
25134 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
25135 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
25136 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
25137 ia64_output_mi_thunk): Likewise.
25138 (ia64_const_ok_for_letter_p): Remove.
25139 (ia64_const_double_ok_for_letter_p): Remove.
25140 (ia64_extra_constraint): Remove.
25141 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
25142 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
25143 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
25144 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
25145 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
25146 EXTRA_MEMORY_CONSTRAINT): Remove.
25147 * config/ia64/ia64.md: Include constriants.md. Replace
25148 CONST_OK_FOR_? with satisfies_constraint_?.
25150 2007-03-23 Michael Meissner <michael.meissner@amd.com>
25151 H.J. Lu <hongjiu.lu@intel.com>
25153 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
25155 (name macros): Use DPD_BID_NAME to convert names properly.
25157 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
25158 decimal floating point format.
25159 (init_floating_libfuncs): Change decimal functions so that they
25160 have a "bid_" prefix if the decimal system uses the BID format,
25161 and "dpd_" prefix if the decimal system uses the DPD format.
25162 (init_interclass_conv_libfuncs): Ditto.
25163 (init_intraclass_conv_libfuncs): Ditto.
25165 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25166 using the BID format.
25168 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25169 whether we are using the BID decimal format.
25170 * configure: Regenerate.
25172 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25173 the compiler has decimal floating point enabled. Define
25174 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25177 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25178 using the BID format.
25180 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25181 whether we are using the BID decimal format.
25182 * configure: Regenerate.
25184 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25185 the compiler has decimal floating point enabled. Define
25186 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25189 * doc/install.texi (--enable-decimal-float): Document BID and DPD
25190 options, and that it is enabled for i386/x86_64 systems.
25192 * Makefile.in (enable_decimal_float): New.
25194 (DECNUMINC): Add -I$(DECNUMFMT).
25195 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
25196 to $(DECNUMFMT) from $(DECNUM).
25198 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
25199 Substitute enable_decimal_float.
25200 * configure: Regenerated.
25203 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
25206 * configure.ac: Enable decimal float for x86_64-*-linux*.
25207 * configure: Regenerated.
25210 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
25211 decimal128ClearSign to flip and clear the sign bit in decimal128.
25212 (decimal_real_maxval): Set decimal128SetSign to set the sign
25215 2007-03-23 Ian Lance Taylor <iant@google.com>
25217 * fold-const.c (fold_binary): Correct warning for X - c >= X.
25219 2007-03-23 Ian Lance Taylor <iant@google.com>
25221 * tree-dump.c (dump_files): Correct comment.
25223 2007-03-23 Ian Lance Taylor <iant@google.com>
25225 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
25227 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
25229 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
25230 in cfglayout mode. Don't go into and out of cfglayout mode.
25231 Link the blocks in the order of the constructed traces.
25232 (rest_of_handle_tracer): Adjust call to tracer.
25233 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
25234 Don't go into cfglayout mode.
25235 (rtl_loop_done): Don't go out of cfglayout mode.
25236 * cfglayout.c (relink_block_chain): New function, split out from...
25237 (fixup_reorder_chain): ...here. Remove redundant checking.
25238 (cfg_layout_finalize): Don't clear the header, footer, and aux
25239 fields here, move the code to do so to relink_block_chain. Likewise
25240 for free_original_copy_tables.
25241 * rtl.h (tracer): Update prototype.
25242 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
25243 Assert we are in cfglayout mode. Don't go into and out of cfglayout
25244 mode. Use relink_block_chain to serialize the CFG according to the
25245 new basic block order. Move targetm.cannot_modify_jumps_p check from
25247 (gate_handle_reorder_blocks): ...to here.
25248 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
25250 (gate_duplicate_computed_gotos): ...to here.
25251 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
25252 something always changes when going into and out of cfglayout mode.
25253 Perform an expensive cfg cleanup while going into cfglayout mode.
25254 Always update liveness information on HAVE_conditional_execution
25255 targets. Reserialize the basic blocks and go out of cfglayout mode.
25256 * reg-stack.c: Include cfglayout.h.
25257 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
25258 the call to reorder_basic_blocks.
25259 * basic-block.h (reorder_basic_blocks): Update prototype.
25260 (relink_block_chain): New prototype.
25261 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
25263 2007-03-23 Joseph Myers <joseph@codesourcery.com>
25265 * config/mips/mips.md (type, hazard, *movdi_32bit,
25266 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
25267 *movhi_internal, *movqi_internal, *movsf_hardfloat,
25268 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
25269 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
25270 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
25272 (movcc): Change first xfer to multi.
25273 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
25274 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
25275 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
25276 config/mips/generic.md: Change reservations using "xfer" to use
25278 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
25279 using match_operand.
25280 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
25281 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
25283 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
25285 2007-03-22 Richard Henderson <rth@redhat.com>
25287 * config/i386/i386.c: Remove unnecessary function declarations.
25288 Move targetm definition, and all related macros, to the end of
25289 the file. Resort some functions to put definitions before uses.
25290 (ix86_attribute_table): Make static. Move to end of file.
25291 (ix86_gimplify_va_arg): Make static.
25293 2007-03-22 Richard Henderson <rth@redhat.com>
25295 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
25296 don't increase local_regparm with force_align_arg_pointer check.
25297 (ix86_function_sseregparm): Assert 32-bit.
25298 (type_has_variadic_args_p): New.
25299 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
25300 type_has_variadic_args_p.
25301 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
25302 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
25303 use memset instead. Do maybe_vaarg check first; skip attribute
25304 tests if true; skip attribute tests for 64-bit.
25305 (construct_container): Remove TARGET_DEBUG_ARG.
25306 (function_arg_advance_32, function_arg_advance_64): Split out ...
25307 (function_arg_advance): ... from here.
25308 (function_arg_32, function_arg_64): Split out ...
25309 (function_arg): ... from here.
25310 (ix86_pass_by_reference): Tidy.
25311 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
25312 (function_value_32): New, from parts of ix86_function_value
25313 and ix86_value_regno.
25314 (function_value_64): New, from parts of ix86_function_value
25315 and ix86_libcall_value.
25316 (ix86_function_value_1): New.
25317 (ix86_function_value, ix86_libcall_value): Use it.
25318 (return_in_memory_32, return_in_memory_64): Split out ...
25319 (ix86_return_in_memory): ... from here.
25320 (ix86_struct_value_rtx): Skip for 64-bit.
25321 (ix86_libcall_value, ix86_value_regno): Remove.
25322 (setup_incoming_varargs_64): Split out ...
25323 (ix86_setup_incoming_varargs): ... from here.
25324 (ix86_va_start): Remove TARGET_DEBUG_ARG.
25325 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
25326 * config/i386/i386-protos.h (ix86_function_value): Remove.
25327 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
25329 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25332 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
25333 infinities not supported, otherwise emit warning if -Woverflow. On
25334 underflow, emit warning if -Woverflow.
25335 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
25337 * real.h (real_from_string): Update declaration
25339 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
25340 Richard Henderson <rth@redhat.com>
25342 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
25343 * calls.c (compute_argument_block_size, expand_call,
25344 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
25345 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
25346 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
25347 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
25348 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
25349 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
25350 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
25351 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
25354 2007-03-22 Joseph Myers <joseph@codesourcery.com>
25356 * c-incpath.c (add_sysroot_to_chain): New.
25357 (merge_include_chains): Add sysroot argument. Call
25358 add_sysroot_to_chain if sysrooted.
25359 (register_include_chains): Update call to merge_include_chains.
25360 * doc/cppopts.texi: Document use of '=' in include directory
25363 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
25365 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
25366 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
25367 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
25368 insn pattern using X87MODEF12 mode macro.
25370 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
25372 * regmove.c (regmove_optimize): Use reg_mentioned_p
25373 instead of reg_overlap_mentioned_p for DST.
25375 2007-03-21 Mike Stump <mrs@apple.com>
25377 * c.opt: Fixup for Objective-C/C++.
25379 2007-03-21 Steve Ellcey <sje@cup.hp.com>
25381 * explow.c (convert_memory_address): Fold memory reference when
25382 POINTERS_EXTEND_UNSIGNED < 0
25384 2007-03-21 Richard Henderson <rth@redhat.com>
25387 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
25388 * config/i386/mmintrin.h (__m64): Likewise.
25389 * config/i386/xmmintrin.h (__m128): Likewise.
25391 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25393 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
25394 (VXWORKS_OS_CPP_BUILTINS): Define.
25395 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
25396 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
25398 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25400 * rtl.h (constant_pool_reference_p): Delete.
25401 (find_constant_src): Declare.
25402 * rtlanal.c (find_constant_src): New function.
25403 * simplify-rtx.c (constant_pool_reference_p): Delete.
25404 * config/i386/i386.md: Use find_constant_src instead of
25405 constant_pool_reference_p/avoid_constant_pool_reference pairs.
25407 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25409 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
25410 * c-cppbuiltin.c (c_cpp_builtins): Define them.
25412 2007-03-20 Mark Mitchell <mark@codesourcery.com>
25414 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
25415 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
25416 (arm_elf_asm_constructor): Use it.
25417 (arm_elf_asm_destructor): New function.
25419 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
25421 * jump.c (mark_jump_label): Treat SEQUENCE specially.
25423 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
25425 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
25427 2007-03-19 Andrew Haley <aph@redhat.com>
25429 PR tree-optimization/31264
25430 * tree-vrp.c (register_edge_assert_for_1): Don't look though
25431 VIEW_CONVERT_EXPRs.
25433 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
25435 PR rtl-optimization/30907
25436 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
25437 (fwprop_init): Always call loop_optimizer_initialize.
25438 (fwprop_done): Always call loop_optimizer_finalize.
25439 (fwprop): We always have loop info now.
25440 (gate_fwprop_addr): Remove.
25441 (pass_fwprop_addr): Use gate_fwprop as gate.
25443 PR rtl-optimization/30841
25444 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
25445 df_chain_alloc): Call df_reorganize_refs unconditionally.
25446 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25447 refs_organized to refs_organized_size.
25448 (df_ref_create_structure): Use refs_organized_size instead of
25449 bitmap_size if refs had been organized, and keep refs_organized_size
25451 * df.h (struct df_ref_info): Change refs_organized to
25452 refs_organized_size.
25453 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25456 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25458 * except.c (output_function_exception_table): Do not reference the
25459 EH personality routine for functions that do not require an
25462 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25465 * c-typeck.c (convert_for_assignment): Call comptypes for
25466 RECORD_TYPE or UNION_TYPE.
25468 PR inline-asm/30505
25469 * reload1.c (reload): Do invalid ASM checking after
25470 cleanup_subreg_operands.
25472 2007-03-19 Jeff Law <law@redhat.com>
25474 * tree-cfg.c (find_taken_edge): Tighten conditions for
25475 optimizing computed gotos.
25477 2007-03-19 Michael Matz <matz@suse.de>
25479 * builtins.c (expand_builtin_sync_operation,
25480 expand_builtin_compare_and_swap,
25481 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25484 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25485 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25488 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25490 * doc/tm.texi: Add brackets around the return type of
25491 TARGET_SECONDARY_RELOAD.
25493 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25494 Richard Guenther <rguenther@suse.de>
25496 PR tree-optimization/31254
25497 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25498 Use handled_component_p () where appropriate. Continue
25499 propagating into the rhs if we propagated into an INDIRECT_REF
25502 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25504 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25505 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25506 (xde, xdee): Mode attributes adjusted to support DFP modes.
25507 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25508 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25509 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25510 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25511 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25512 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25513 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25515 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25516 "movsf"): Insn definitions removed.
25517 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25518 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25519 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25521 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25522 "reload_in<mode>", "reload_out<mode>"): Expander added.
25523 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25526 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25528 * config/s390/s390.md: Only non-functional changes. Renamed
25529 FPR mode macro to BFP all over the file.
25531 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25533 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25534 (op_type attribute): RRF instruction type added.
25535 (fT0): New mode attribute.
25536 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25537 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25538 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25539 instruction no secondary memory is needed when moving DFmode values
25540 between GPRs and FPRs.
25542 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25544 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25545 inverted and documentation adjusted.
25546 ("mhard-dfp", "msoft-dfp"): New options.
25547 * config/s390/s390.c (s390_handle_arch_option): New architecture
25549 (override_options): Sanity checks for the new options added.
25550 * config.gcc: New architecture switch: z9-ec.
25551 * config/s390/s390.h (processor_flags): PF_DFP added.
25552 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25553 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25554 when the bit is NOT set so remove it from the defaults.
25556 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25558 * genemit.c (main): Print include statement for dfp.h.
25559 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25562 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25564 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25566 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25569 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25570 instead of PATTERN.
25572 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25574 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25575 attr_length_call, output_call, output_indirect_call): Cleanup
25576 formatting of targetm calls.
25578 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25580 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25582 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25584 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25585 reservation, bypass and anti-bypass descriptions for these
25586 instructions. Update move patterns.
25587 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25590 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25592 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25593 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25594 (get_initial_def_for_reduction): Likewise.
25596 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25598 Fix PR tree-optimization/29922
25599 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25600 (get_representative): Removed.
25601 (value_dies_in_block_x): Update for rvuse removal.
25602 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25603 (compute_antic_aux): Handle when PHI nodes appear in
25604 non-single-successors.
25605 (dump_bitmap_of_names): Removed.
25606 (compute_antic_safe): Renamed and removed rvuse calculation.
25607 Calculate only antic safe.
25608 (insert_into_preds_of_block): Remove assert.
25609 (execute_pre): Update for renamed functions.
25610 (defer_or_phi_translate_block): New function.
25612 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25614 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25615 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25617 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25618 Follow spelling conventions.
25620 * tree-data-ref.h: Remove the prototype for analyze_array.
25622 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25624 PR tree-optimization/31041
25625 * tree-vect-transform.c (get_initial_def_for_induction): Call
25626 force_gimple_operand.
25628 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25630 * ipa-type-escape.c (look_for_casts) : Revert code to use
25631 handled_component_p due to ada test a-numaux.adb.
25633 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25635 * final.c (final_scan_insn): Alter the condition of a
25636 conditional trap if we have nonstandard CC.
25638 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25640 * configure.ac: Remove excess quoting from asm line 0 test.
25641 * configure: Rebuilt.
25643 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25645 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25646 * c-common.c (convert_and_check): Move warning logic to...
25647 (warnings_for_convert_and_check): ...here. Define.
25648 * c-common.h (warnings_for_convert_and_check): Declare.
25650 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25652 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25653 (output_call): Likewise.
25655 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25657 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25659 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25661 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25663 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25665 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25666 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25668 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25670 PR tree-optimization/31183
25671 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25672 Use double_int instead of unsigned int for representing access_strides.
25673 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25675 2007-03-16 Richard Guenther <rguenther@suse.de>
25677 PR tree-optimization/31146
25678 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25679 to allow recursion of forward_propagate_addr_expr.
25680 (forward_propagate_addr_into_variable_array_index): Likewise.
25681 (forward_propagate_addr_expr): Likewise.
25682 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25683 (forward_propagate_addr_expr_1): Recurse on simple copies
25684 instead of propagating into them. Do so for useless conversions
25686 (forward_propagate_addr_expr): Clean up unused statements after
25689 2007-03-16 Richard Guenther <rguenther@suse.de>
25691 * builtins.c (expand_builtin_cexpi): Use the right argument
25692 for the expansion via cexp.
25694 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25696 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25697 * configure: Rebuilt.
25699 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25702 * dwarf2out.c (force_type_die): Adjust comment.
25703 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25705 2007-03-15 DJ Delorie <dj@redhat.com>
25707 * config/frv/predicates.md (minmax_operator): Don't check operands
25710 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25712 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25713 Update constant estimates of number of iterations.
25714 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25715 argument renamed to "realistic".
25716 (compute_estimated_nb_iterations): Removed.
25717 (record_niter_bound): New function.
25718 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25719 call record_nonwrapping_iv with upper = false.
25720 (infer_loop_bounds_from_signedness): Pass upper argument to
25721 record_nonwrapping_iv.
25722 (estimate_numbers_of_iterations_loop): Do not call
25723 compute_estimated_nb_iterations. Record estimate based on profile
25724 information. Initialize the constant estimates of number of
25726 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25728 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25729 number of iterations is too small.
25730 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25731 (EST_NOT_AVAILABLE): Removed.
25732 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25733 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25736 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25738 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25739 Handle NE_EXPR guards.
25741 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25744 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25745 Set also -pedantic-errors by default for the preprocessor unless
25746 -fpermissive is given.
25748 2007-03-15 Richard Guenther <rguenther@suse.de>
25750 PR middle-end/29719
25751 PR middle-end/31161
25752 * builtins.c (expand_builtin_cexpi): As a fallback if we
25753 don't have builtins for sincos or cexp create a function
25754 declaration for cexp and expand to a call to that.
25755 (expand_builtin_int_roundingfn): Always fall
25756 back to floor/ceil and its variants even if they may be
25759 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25761 PR middle-end/31159
25762 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25763 jump tables, move the call to delete_dead_jumptables from here...
25764 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25765 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25766 don't allow merging of blocks that try_redirect_by_replacing_jump
25767 also does not handle when not optimizing.
25769 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25770 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25772 * config/i386/i386.md (x86_sahf_1): Correctly handle
25775 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25778 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25779 x86_64_general_operand as operand[2] predicate. Remove "iF"
25780 from operand constraints and use "e" constraint instead.
25781 (*subti3_1, *subti3_1 splitter): Ditto.
25782 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25783 operand[1] predicate.
25785 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25787 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25788 arrays, multiply the access strides by the size of the sub-array.
25789 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25791 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25793 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25794 the configured assembler supports the sahf mnemonic.
25795 * configure: Regenerate.
25796 * config.in: Regenerate.
25798 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25799 emit "sahf" or ".byte\t0x9e" as asm template.
25801 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25804 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25805 option to replace hard coded TARGET_xxx in md file.
25806 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25807 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25808 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25809 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25810 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25811 (X86_TUNE_NOT_VECTORMODE): Ditto.
25812 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25813 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25814 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25815 (TUNE_SLOW_IMUL_IMM8): Ditto.
25816 (TUNE_MOVE_M1_VIA_OR): Ditto.
25817 (TUNE_NOT_UNPAIRABLE): Ditto.
25818 (TUNE_NOT_VECTORMODE): Ditto.
25820 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25823 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25824 tuning options instead of hard coded TARGET_xxx.
25825 (fix ssemode peephole2's): Ditto.
25826 (imul peephole2's): Ditto.
25828 (movdi_or_rex64): Ditto.
25829 (move peephole2): Ditto.
25830 (not peephole2's): Ditto.
25832 2007-03-14 Dirk Mueller <dmueller@suse.de>
25834 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25835 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25836 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25838 * c-parser.c (c_parser_do_statement): Warn about empty body in
25839 do/while statement.
25840 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25841 * doc/invoke.texi (-Wempty-body): Update documentation.
25843 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25846 * c-common.h (warn_for_div_by_zero): Declare.
25847 * c-common.c (warn_for_div_by_zero): Define.
25848 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25851 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25853 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25854 to PREFIX and STANDARD_PREFIX.
25856 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25857 Phil Edwards <phil@codesourcery.com>
25859 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25860 (__gthread_once_t): Remove busy field for RTPs.
25861 (__GTHREAD_ONCE_INIT): Update accordingly.
25863 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25865 * doc/invoke.texi: Document VxWorks options.
25867 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25869 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25871 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25873 PR tree-optimization/30590
25874 * tree-nrv.c (tree_nrv): Check for the partial update of the
25877 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25879 * flags.h (flag_random_seed): Remove declaration, in favor of...
25880 * toplev.h (get_random_seed, set_random_seed): ... these.
25881 * tree.c (get_file_function_name): Use the former.
25882 * opts.c (common_handle_option): Use the latter.
25885 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25887 PR middle-end/31127
25888 * cse.c (cse_find_path): Do not bail out if a basic block that
25889 we already visited now becomes part of a path that starts at a
25890 different basic block. Just disallow this, to make sure we
25891 visit each basic block at most once.
25893 2007-03-13 Jan Hubicka <jh@suse.cz>
25895 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25896 attributes, when profile esitmate is present, calls with very low
25897 frequency are cold.
25899 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25901 PR tree-optimization/30730
25902 PR tree-optimization/26900
25903 * tree-ssa-loop-niter.c: Include gmp.h.
25904 (bounds): New type.
25905 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25906 split_to_var_and_offset, determine_value_range,
25907 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25908 bound_difference, bounds_add, bounds_negate,
25909 number_of_iterations_ne_max, dump_affine_iv): New functions.
25910 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25911 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25912 difference of initial and final value of control iv to validate
25914 (number_of_iterations_cond): Add loop parameter. Determine bounds
25915 on the difference of the extremes of the control iv. Add dumps.
25916 (expand_simple_operations): Handle phi nodes.
25917 (simplify_using_initial_conditions): Do not record used conditions.
25918 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25919 Do not set additional_info.
25920 (implies_nonnegative_p, implies_ge_p): Removed.
25921 (derive_constant_upper_bound): Do not use parameter `additional'.
25922 (record_estimate): Parameter `additional' removed. Parameter
25923 `i_bound' added. Do not call derive_constant_upper_bound.
25924 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25925 bound the number of iterations estimate.
25926 (estimate_numbers_of_iterations_loop): Pass the estimate from
25927 the number of iterations analysis to record_estimate.
25928 * tree.h (multiple_of_p): Declare.
25929 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25930 (scev_const_prop): Do not check expression_expensive_p.
25931 * fold-const.c (multiple_of_p): Exported.
25932 * double-int.c (double_int_mask): Exported.
25933 * double-int.h (double_int_mask): Declare.
25934 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25935 field. Added max field.
25937 2007-03-13 David Taylor <taylor@candd.org>
25940 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25943 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25946 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25947 two unamed patterns.
25949 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25951 * config/i386/i386.opt (mcx16, msahf): New options.
25952 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25953 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25955 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25956 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25957 Output -mcx16 and -msahf options when corresponding bit is set.
25959 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25960 and -msahf options.
25962 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25964 * configure.ac: Test for assembler tolerance to # 0 "".
25965 * configure, config.in: Rebuilt.
25966 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25968 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25970 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25972 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25973 (handle_syscall): Handle direct system calls.
25974 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25976 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25978 * doc/invoke.texi: Fix cpp.info cross-reference.
25979 * doc/passes.texi: Fix gcc.info cross-reference.
25981 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25983 PR tree-optimization/30835
25984 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25985 bb_for_stmt is not NULL before accessing it.
25987 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25989 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25992 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25995 * doc/install.texi: Document --enable-stage1-languages
25997 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25999 * tree-pass.h (pass_into_cfg_layout_mode,
26000 pass_outof_cfg_layout_mode): Declare.
26001 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
26002 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
26003 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
26004 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
26006 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
26008 * c-decl.c (warn_variable_length_array): New function.
26009 Refactored from grokdeclarator to handle warn_vla
26010 and handle unnamed array case.
26011 (grokdeclarator): Refactored VLA warning case.
26012 * c.opt (Wvla): New flag.
26013 * doc/invoke.texi (Wvla): New warning.
26015 2007-03-12 Richard Henderson <rth@redhat.com>
26017 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
26018 (TARGET_SECTION_TYPE_FLAGS): New.
26020 2007-03-12 Richard Henderson <rth@redhat.com>
26022 * config/darwin.c (machopic_reloc_rw_mask): New.
26023 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
26024 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
26026 2007-03-12 Mark Mitchell <mark@codesourcery.com>
26028 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
26029 * cppdefault.h (cpp_PREFIX): Document.
26030 (cpp_PREFIX_len): Likewise.
26031 (cpp_EXEC_PREFIX): New variable.
26032 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
26033 * c-incpath.c (add_standard_paths): Correct logic for relocating
26034 paths within prefix.
26036 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
26038 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
26039 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
26041 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
26042 fix_truncdfdi_sse using SSEMODEF mode macro.
26043 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
26044 fix_truncdfsi_sse using SSEMODEF mode macro.
26045 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
26046 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
26048 2007-03-12 Richard Sandiford <richard@codesourcery.com>
26050 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
26051 elfos.h to tm_file.
26053 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
26055 * tree.h : Add multiple_of_p declaration.
26056 * fold-const.c (multiple_of_p): Make multiple_of_p public.
26057 * ipa-type-escape.c (results_of_malloc): Redundant.
26058 (visited_stmts): New. Visited stmt for walk_use_def_chains.
26059 (cast_type): Extended with new members.
26060 (check_cast): Returns cast_type.
26061 (cast): New structure for data of walk_use_def_chains.
26062 (is_malloc_result, is_cast_from_non_pointer_1,
26063 is_cast_from_non_pointer,
26064 is_array_access_through_pointer_and_index): New functions.
26065 (look_for_casts): Returns cast types.
26066 (check_call): Returns void.
26067 (okay_pointer_operation): Use support of pointer plus index,
26068 pointer plus constant and allow all multiplications.
26070 2007-03-11 Richard Guenther <rguenther@suse.de>
26072 PR tree-optimization/31115
26073 * tree-vrp.c (extract_range_from_binary_expr): Make sure
26074 the shift count is positive and non-anti-range for RSHIFT_EXPR.
26075 A shift count of zero is not special as with *_DIV_EXPR.
26076 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
26079 2007-03-11 Ian Lance Taylor <iant@google.com>
26081 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
26082 the *_DIV_EXPR codes correctly with overflow infinities.
26084 2007-03-11 Ira Rosen <irar@il.ibm.com>
26086 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
26087 indicate success/failure of the analysis. Add negation to subtrahend
26088 in case of subtraction. Fail if both operands contain constants.
26089 (create_data_ref): Fail if analyze_offset fails.
26091 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
26093 * config/i386/i386.md (frndintxf2): Rename to ...
26094 (rintxf2): ... this. Remove expander having same name.
26095 (rintsf2, rintdf2): Implement using SSEMODEF macro.
26096 (roundsf2, rounddf2): Ditto.
26097 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
26098 (lround<mode>di2, lround<mode>si2): Ditto.
26100 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
26102 * lower-subreg.c: Include except.h.
26103 (decompose_multiword_subregs): Verify that the only control flow
26104 insns we can split are loads to multi-words pseudos.
26105 Handle breaking such blocks after splitting, instead of calling
26106 find_many_sub_basic_blocks.
26108 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
26109 on the new basic block. Add a lengthy comment explaining why we
26110 thought this was necessary.
26111 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
26113 2007-03-10 Mark Mitchell <mark@codesourcery.com>
26116 * tree.c (walk_type_fields): Recurse into the element type of
26117 ARRAY_TYPEs if there is a pointer set.
26119 2007-03-10 Dirk Mueller <dmueller@suse.de>
26121 * c-common.c (warn_logical_operator): Fix condition.
26123 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
26125 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
26127 * config/darwin.c (machopic_select_section): Remove superfluous
26128 argument in call to categorize_decl_for_section. Remove unused
26131 2007-03-10 Joseph Myers <joseph@codesourcery.com>
26133 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
26135 * configure: Regenerate.
26137 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
26140 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
26141 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
26142 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
26143 Add LABEL_NUSES to emitted label.
26144 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
26145 branch probability value to emitted jump insn.
26146 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
26147 Do not check life information and do not re-arrange input operands
26148 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
26150 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26152 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
26153 the change of decode_asm_operands.
26155 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26157 * mode-switching.c (create_pre_exit): Skip blockage insn.
26159 2007-03-09 Diego Novillo <dnovillo@redhat.com>
26161 * tree-pass.h (TODO_update_smt_usage): Remove.
26163 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
26167 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26169 * pa.c (attr_length_call): Revise condition for long
26170 pc-relative branch.
26171 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
26172 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
26173 sequence on SOM target.
26175 2007-03-09 Geoffrey Keating <geoffk@apple.com>
26177 * gcc.c: Document %{, in big comment at top.
26178 (input_suffix_matches): Remove special handling for .s and
26180 (input_spec_matches): New.
26181 (handle_braces): Handle %{,.
26182 (validate_switches): ',' indicates a value which is not a switch.
26183 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
26184 to detect assembler input.
26185 * config/i386/sol2.h (CPP_SPEC): Likewise.
26186 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
26187 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
26188 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
26189 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
26190 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
26191 -m64 causes deployment target to default to 10.5.
26192 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
26194 2007-03-09 Richard Henderson <rth@redhat.com>
26197 * target.h (targetm.asm.out.reloc_rw_mask): New.
26198 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
26199 (TARGET_ASM_OUT): Use it.
26200 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
26201 * varasm.c (categorize_decl_for_section): Remove shlib argument;
26202 use the new reloc_rw_mask target hook instead.
26203 (default_section_type_flags_1): Merge into...
26204 (default_section_type_flags): ... here.
26205 (decl_readonly_section_1): Merge into...
26206 (decl_readonly_section): ... here.
26207 (default_elf_select_section_1): Merge into...
26208 (default_elf_select_section): ... here.
26209 (default_unique_section_1): Merge into...
26210 (default_unique_section): ... here.
26211 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
26212 (default_select_rtx_section): Use it.
26213 (default_elf_select_rtx_section): Likewise.
26214 * output.h: Update to match.
26215 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
26216 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
26217 (TARGET_ASM_RELOC_RW_MASK): New.
26218 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
26219 to categorize_decl_for_section.
26220 (x86_64_elf_unique_section): Likewise.
26221 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
26222 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
26223 (TARGET_ASM_RELOC_RW_MASK): New.
26224 * config/ia64/ia64.c (ia64_rwreloc_select_section,
26225 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
26226 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
26227 (TARGET_RWRELOC): Remove.
26228 (ia64_section_type_flags): Adjust call to default_section_type_flags.
26229 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26230 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
26231 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
26232 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
26233 (rs6000_xcoff_select_section): Use decl_readonly_section.
26234 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
26235 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26236 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
26237 (TARGET_SECTION_TYPE_FLAGS): Remove.
26238 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
26240 2007-03-09 Roger Sayle <roger@eyesopen.com>
26242 * fold-const.c (fold_comparison): Remove compile-time evaluation of
26243 complex constant equality/inequality comparisons for here.
26244 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
26245 known at compile-time or can be simplified to a scalar comparison.
26246 (fold_relational_const): Move compile-time evaluation of complex
26247 constant equality/inequality comparisons to here.
26249 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26251 PR rtl-optimization/30643
26252 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
26254 (fold_rtx): Recurse, like before 2006-11-03.
26256 2007-03-09 DJ Delorie <dj@redhat.com>
26258 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
26261 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
26263 PR tree-optimization/30375
26264 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
26265 LHS of statements is not the same.
26266 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
26268 2007-03-09 Chao-ying Fu <fu@mips.com>
26270 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
26272 * doc/invoke.texi (-mdspr2): Document new option.
26273 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
26274 New unspec for DSP REV 2.
26275 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
26276 these instructions are extended in DSP REV 2.
26277 (mips-dspr2.md): Include.
26278 * config/mips/mips.opt (mdspr2): New option.
26279 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
26280 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
26281 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
26282 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
26283 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
26284 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
26285 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
26287 (bdesc_map): Add one field of unsupported_target_flags.
26288 (bdesc_arrays): Update entries to have extra fields. Add
26290 (mips_init_builtins): Initialize new function types.
26291 Check unsupported_target_fileds to filter out builtins.
26292 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
26294 (ASM_SPEC): Pass mdspr2 to the assembler.
26295 * config/mips/mips-dspr2.md: New file.
26297 2007-03-09 Sa Liu <saliu@de.ibm.com>
26299 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
26301 2007-03-09 Ian Lance Taylor <iant@google.com>
26303 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
26304 argument) like -Wstrict-overflow=2.
26305 * doc/invoke.texi (Warning Options): Update documentation.
26307 2007-03-09 Dirk Mueller <dmueller@suse.de>
26310 * doc/invoke.texi (-Wlogical-op): Document.
26311 * common.opt (-Wlogical-op): New.
26312 * c-common.h (warn_logical_operator): Declare.
26313 * c-common.c (warn_logical_operator): Define.
26314 * c-typeck.c (parser_build_binary_op): Call
26315 warn_logical_operator.
26317 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26319 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
26320 * final.c (final_scan_insn): Test for non-"" file name.
26322 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
26324 * doc/loop.texi: Document the Omega linear constraints solver.
26325 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
26326 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
26327 omega-hash-table-size, omega-max-keys, and
26328 omega-eliminate-redundant-constraints.
26329 * tree-pass.h (pass_check_data_deps): Declared.
26332 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
26333 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
26334 pass_check_data_deps): New.
26335 * tree-data-ref.c (init_data_ref): Remove declaration.
26336 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
26337 (analyze_array): Renamed init_array_ref, move up initializations.
26338 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
26339 Removed arguments that are set to NULL.
26340 (analyze_indirect_ref): Correct indentation, correct call to
26342 (object_analysis): Call init_array_ref instead of analyze_array.
26343 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
26344 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
26345 of DR_ACCESS_FNS_ADDR.
26346 (init_omega_eq_with_af, omega_extract_distance_vectors,
26347 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
26348 ddr_consistent_p): New.
26349 (compute_affine_dependence): Check consistency of ddrs when
26350 flag_check_data_deps is passed.
26351 (analyze_all_data_dependences): Uncomment.
26352 (tree_check_data_deps): New.
26353 * tree-data-ref.h: Include omega.h.
26354 (DR_ACCESS_FNS_ADDR): Removed.
26355 (data_dependence_relation): Add inner_loop.
26356 (DDR_INNER_LOOP): New.
26357 * common.opt (fcheck-data-deps): New.
26358 * tree-flow.h (tree_check_data_deps): Declare.
26359 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
26360 (OBJS-common): Depend on omega.o.
26362 * passes.c (pass_check_data_deps): Scheduled.
26363 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
26364 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
26365 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
26366 PARAM_VECT_MAX_VERSION_CHECKS,
26367 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
26369 2007-03-09 Richard Guenther <rguenther@suse.de>
26371 PR tree-optimization/30904
26372 PR middle-end/31058
26373 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
26374 the same way as *_DIV_EXPR.
26376 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26378 * recog.c (decode_asm_operands): No mixed declarations and code.
26380 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26382 * rtl.def (ASM_INPUT): Add location.
26383 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
26384 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
26385 (decode_asm_operands): Add loc operand.
26386 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
26387 * stmt.c (expand_asm): Rename to...
26388 (expand_asm_loc): ... this. Add locus argument. Pass it on to
26389 gen_rtx_ASM_INPUT_loc.
26390 (expand_asm_expr): Adjust.
26391 * recog.c (decode_asm_operands): Add loc operand.
26392 (check_asm_operands, extract_insn): Adjust.
26393 * reload1.c (maybe_fix_stack_asms): Likewise.
26394 * final.c (asm_insn_count): Likewise.
26395 (final_scan_insn): Output # line before and after asm.
26397 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
26399 * tree-ssa-structalias.c (variable_info): Remove
26401 (new_var_info): Ditto.
26402 (shared_bitmap_info_t): New structure.
26403 (shared_bitmap_table): New variable.
26404 (shared_bitmap_hash): New function.
26405 (shared_bitmap_eq): Ditto
26406 (shared_bitmap_lookup): Ditto.
26407 (shared_bitmap_add): Ditto.
26408 (merge_smts_into): Change to take bitmap directly.
26409 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
26410 (init_alias_vars): Init shared bitmap hashtable.
26411 (delete_points_to_sets): Delete shared bitmap hashtable.
26412 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
26413 is_aliased removal as a change that was still necessary was
26416 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
26418 * config/i386/i386.h (override_options): Conditionally disable
26419 x86_sahf for 64bit targets only.
26421 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
26424 * c-decl.c (merge_decls): Don't call make_var_volatile.
26425 * varasm.c (make_var_volatile): Remove.
26426 * output.h (make_var_volatile): Remove.
26428 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
26430 PR tree-optimization/31085
26431 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
26433 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26435 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
26436 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
26437 ATTR_CONST_NOTHROW_LIST.
26439 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26442 2007-03-08 Diego Novillo <dnovillo@redhat.com>
26444 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26446 2007-03-08 Geoffrey Keating <geoffk@apple.com>
26449 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26451 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26452 passed, use shared libgcc.
26454 2007-03-08 Roger Sayle <roger@eyesopen.com>
26456 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26457 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26458 (honor_protect_cleanup_actions, lower_try_finally_switch):
26460 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26461 ifc_temp_var): Likewise.
26462 * tree-inline.c (setup_one_parameter): Likewise.
26463 * tree-mudflap.c (mf_decl_cache_locals,
26464 mf_build_check_statement_for): Likewise.
26465 * tree-nested.c (init_tmp_var, save_tmp_var,
26466 finalize_nesting_tree_1): Likewise.
26467 * tree-outof-ssa.c (insert_copy_on_edge,
26468 insert_backedge_copies): Likewise.
26469 * tree-profile.c (tree_gen_edge_profiler,
26470 tree_gen_ic_profiler): Likewise.
26471 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26472 * tree-sra.c (sra_build_assignment): Likewise.
26473 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26474 * tree-ssa-math-opts.c (insert_reciprocals,
26475 execute_cse_sincos_1): Likewise.
26476 * tree-tailcall.c (adjust_accumulator_values,
26477 adjust_return_value): Likewise.
26478 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26479 * tree-vect-transform.c (vect_create_data_ref_ptr,
26480 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26481 vect_create_epilog_for_reduction, vectorizable_reduction,
26482 vectorizable_call, vectorizable_conversion,
26483 vectorizable_assignment, vectorizable_operation,
26484 vectorizable_type_demotion, vect_gen_widened_results_half,
26485 vect_permute_store_chain, vectorizable_store,
26486 vect_setup_realignment, vect_permute_load_chain,
26487 vectorizable_load, vectorizable_condition,
26488 vect_create_cond_for_align_checks): Likewise.
26489 * tree-vrp.c (build_assert_expr_for): Likewise.
26491 2007-03-08 Ian Lance Taylor <iant@google.com>
26493 * tree-vrp.c: Include "intl.h".
26494 (usable_range_p): New static function.
26495 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26496 overflowed values, juts set *strict_overflow_p.
26497 (compare_values): Only return -2 if one of the operands is not a
26499 (compare_ranges): Call usable_range_p.
26500 (compare_range_with_value): Likewise.
26501 (vrp_evaluate_conditional_warnv): Rename from
26502 vrp_evaluate_conditional. Make static. Change all callers.
26503 (vrp_evaluate_conditional): New function.
26504 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26505 on signed overflow.
26506 (simplify_abs_using_ranges): Likewise.
26507 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26508 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26509 within_stmt parameter.
26510 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26511 vrp_evaluate_conditional.
26512 * tree-ssa-threadedge.c
26513 (record_temporary_equivalences_from_stmts_at_dest): Change
26514 simplify parameter to take a second tree parameter.
26515 (simplify_control_stmt_condition): Likewise.
26516 (thread_across_edge): Likewise.
26517 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26518 (thread_across_edge): Likewise.
26519 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26521 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26523 * config/i386/i386.h (TARGET_SAHF): New define.
26524 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26525 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26526 (x86_sahf): New global variable.
26527 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26528 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26529 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26530 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26532 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26533 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26534 when expanding fcomi/sahf based tests.
26535 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26536 expanding sahf based alternative. Emit sahf based sequence when
26537 optimizing for code size.
26538 * config/i386/i386.md (x86_sahf_1): Do not disable for
26539 TARGET_64BIT, enable for TARGET_SAHF.
26541 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26543 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26544 spurious whitespace from error message.
26546 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26549 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26551 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26553 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26555 * tree-sra.c (instantiate_element): Propagate disabled warnings
26556 from the element itself to the created variable.
26558 2007-03-07 Richard Henderson <rth@redhat.com>
26561 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26562 silently fix up the stack in the case of a missing register.
26564 2007-03-07 Paul Brook <paul@codesourcery.com>
26566 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26568 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26570 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26572 (phase1_vrs): Use them.
26573 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26574 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26575 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26576 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26577 __gnu_Unwind_Restore_WMMXC if required.
26578 (_Unwind_VRS_Pop): Implement iWMMXt support.
26579 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26580 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26581 gnu_Unwind_Save_WMMXC): Define.
26583 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26585 * config/vxworks.h (vxworks_override_options): Declare.
26586 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26587 * config/vxworks.c: Include target.h and toplev.h.
26588 (vxworks_override_options): New function.
26589 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26591 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26593 * config/s390/s390.c (override_options): Don't emit an error when
26594 -mstack-size is used without providing -mstack-guard.
26595 (s390_emit_prologue): Choose stack_guard value automatically if not
26596 provided via command line.
26597 * doc/invoke.texi: Adjust description of -mstack-guard and
26600 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26602 * config/i386/i386.c (output_set_got): Add a GOT initialization
26603 sequence for VxWorks PIC.
26604 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26605 around labels as well as symbols. Use gotoff_operand instead
26606 of local_symbolic_operand.
26607 (legitimize_pic_address): Use gotoff_operand instead of
26608 local_symbolic_operand. Use @GOT accesses for labels as
26610 (ix86_output_addr_diff_elt): Use PC-relative rather than
26611 GP-relative offsets for VxWorks PIC.
26612 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26613 no_new_pseudos. Check whether the returned register is op0.
26614 * config/i386/i386.md (tablejump): Use PC-relative rather than
26615 GP-relative offsets for VxWorks PIC.
26616 * config/i386/predicates.md (gotoff_operand): New predicate.
26618 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26620 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26622 * config/vxworks-dummy.h: New file.
26623 * config/i386/i386.h: Include it.
26625 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26627 * dwarf2out.c (is_inlined_entry_point): New
26628 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26629 DW_AT_ranges if the first subblock is the entry point.
26631 2007-03-06 David Daney <ddaney@avtrex.com>
26633 * doc/install.texi (mips-*-*): Change recommended binutils
26636 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26638 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26639 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26641 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26642 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26644 2007-03-06 Jan Hubicka <jh@suse.cz>
26646 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26647 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26649 (probably_cold_bb_p): Cold functions are cold.
26650 (probably_never_executed_bb_p): Cold functions are cold.
26651 (tree_bb_level_predictions): Predict calls to cold functions as not
26653 (compute_function_frequency): Check hot/cold attributes.
26654 * function.h (function_frequency): Update comments.
26655 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26656 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26657 (c_common_att): Add cold and hot.
26659 * doc/extend.texi (hot,cold attributes): Document.
26661 2007-03-06 Andrew Haley <aph@redhat.com>
26663 * function.c (expand_function_end): Move blockage to just after we
26664 emit the label for the naked return from the function.
26666 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26668 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26671 2007-03-06 Jan Hubicka <jh@suse.cz>
26673 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26674 loaded for constant large models. Non-large 64bit PIC can do.
26675 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26676 * cmodel.h: Add LARGE PIC.
26677 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26678 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26680 (*call_1_rex64): Disable for large models.
26681 (*call_1_rex64_large): New.
26682 (*call_value_1_rex64): Disable for large models.
26683 (*call_value_1_rex64_large): New.
26684 (set_rip_rex4): New.
26685 (set_got_offset_rex64): New.
26686 * config/i386/predicates.md (constant_call_address_operand): For
26687 large model constant calls are not possible.
26688 * config/i386/i386-protos.h (construct_plt_address): Declare.
26689 * config/i386/i386.c (override_options): Accept large models.
26690 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26691 (legitimate_constant_p): Add new UNSPECs.
26692 (legitimate_pic_operand_p): Likewise.
26693 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26694 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26696 (output_pic_addr_const): Add PLTOFF.
26697 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26698 (ix86_expand_move): Legitimize pic address when in PIC mode.
26699 (construct_plt_address): New function.
26700 (ix86_expand_call): Offload the address to register and use GOT
26701 pointer for large model.
26702 * invoke.texi (mcmodel=large): Update documentation.
26704 2007-03-06 Richard Henderson <rth@redhat.com>
26706 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26707 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26708 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26709 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26710 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26711 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26712 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26713 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26714 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26715 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26716 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26717 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26718 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26719 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26720 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26721 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26722 x86_schedule, x86_use_bt, x86_pad_returns,
26723 x86_use_xchgb): Merge into ...
26724 (ix86_tune_features): ... here. New array.
26725 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26726 x86_bswap): Merge into ...
26727 (ix86_arch_features): ... here. New array.
26728 (x86_3dnow_a): Remove.
26729 (x86_accumulate_outgoing_args): Make static.
26730 (x86_arch_always_fancy_math_387): Make static.
26731 (ix86_tune_mask, ix86_arch_mask): Move ...
26732 (override_options): ... to local variables here. Apply the
26733 appropriate mask to each element of ix86_arch_features and
26734 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26735 as were done in the old macros.
26736 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26737 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26738 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26739 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26740 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26741 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26742 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26743 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26744 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26745 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26746 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26747 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26748 x86_accumulate_outgoing_args, x86_prologue_using_move,
26749 x86_epilogue_using_move, x86_decompose_lea,
26750 x86_arch_always_fancy_math_387, x86_shift1,
26751 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26752 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26753 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26754 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26755 x86_use_incdec, x86_pad_returns, x86_bswap,
26756 x86_partial_flag_reg_stall): Remove.
26757 (enum ix86_tune_indices): New.
26758 (ix86_tune_features): New.
26759 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26760 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26761 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26762 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26763 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26764 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26765 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26766 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26767 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26768 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26769 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26770 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26771 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26772 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26773 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26774 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26775 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26776 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26777 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26778 TARGET_EXT_80387_CONSTANTS): Use it.
26779 (enum ix86_arch_indices): New.
26780 (ix86_arch_features): New.
26781 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26782 TARGET_BSWAP): Use it.
26783 (ix86_tune_mask, ix86_arch_mask): Remove.
26785 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26788 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26789 Define using $${sysroot_headers_suffix}.
26790 * configure: Regenerate.
26791 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26792 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26794 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26795 * gcc.c (print_sysroot_headers_suffix): New.
26796 (option_map): Include --print-sysroot-headers-suffix.
26797 (display_help): Mention -print-sysroot-headers-suffix.
26798 (process_command): Handle -print-sysroot-headers-suffix.
26799 (do_spec_1): Append multilib directory to include-fixed path if
26800 sysroot suffixes in use.
26801 (main): Handle -print-sysroot-headers-suffix.
26802 * Makefile.in (start.encap): Don't depend on xlimits.h
26803 (xlimits.h): Remove.
26804 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26805 limits.h for each multilib in fixinc_list.
26806 (fixinc_list, s-fixinc_list): New.
26807 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26808 generate them for each multilib in fixinc_list.
26809 (stmp-fixproto): Use include-fixed. Run fixproto for each
26810 multilib in fixinc_list.
26811 (mostlyclean): Don't remove xlimits.h.
26812 (clean): Remove include-fixed.
26813 (real-install-headers-tar, real-install-headers-cpio,
26814 real-install-headers-cp): Don't copy include, only include-fixed.
26815 (install-mkheaders): Depend on fixinc_list. Don't depend on
26816 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26817 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26818 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26820 2007-03-06 Jan Hubicka <jh@suse.cz>
26822 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26825 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26827 * configure.ac: Allow tm_file to contain build-directory files.
26828 * configure: Regenerate.
26829 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26830 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26831 * config/m68k/print-sysroot-suffix.sh: New file.
26833 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26835 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26836 of pic_offset_table_rtx if reload_completed.
26837 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26838 PIC_OFFSET_TABLE_REGNUM.
26839 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26841 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26842 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26844 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26846 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26847 functions that call eh_return.
26849 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26851 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26852 functions that need a constant pool.
26854 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26857 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26858 (m68k_preferred_reload_class): Likewise.
26859 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26860 (SECONDARY_RELOAD_CLASS): Define.
26861 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26862 (LIMIT_RELOAD_CLASS): Delete.
26863 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26864 registers from storing bytes.
26865 (m68k_secondary_reload_class): New function.
26866 (m68k_preferred_reload_class): Likewise.
26868 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26870 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26872 (m68k_expand_prologue): Likewise.
26874 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26876 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26877 (mips_expand_epilogue): Add a bool parameter.
26878 (m68k_legitimize_sibcall_address): Declare.
26879 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26880 (m68k_expand_epilogue): Add a parameter to select between sibling
26881 and normal epilogues. Only generate a return for the latter.
26882 (m68k_ok_for_sibcall_p): New function.
26883 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26884 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26885 (sibcall_value, *sibcall_value): Likewise.
26886 (*call, *call_value): Require !SIBLING_CALL_P.
26887 (epilogue): Update call to m68k_expand_epilogue.
26888 (sibcall_epilogue): New pattern.
26889 * config/m68k/predicates.md (const_call_operand): Say that this
26890 predicate applies to sibling calls too.
26891 (sibcall_operand): New predicate.
26893 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26895 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26896 alternatives as movsi_cf.
26897 (movsf_cf_hard): Add commentary.
26899 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26900 Richard Sandiford <richard@codesourcery.com>
26902 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26903 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26904 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26905 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26906 as being live on exit from an interrupt function.
26907 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26908 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26909 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26910 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26911 (m68k_interrupt_function_p): Globalize.
26912 (m68k_compute_frame_layout): Remove reverse mask code.
26913 (m68k_emit_movem, m68k_set_frame_related): New functions.
26914 (m68k_output_function_prologue): Delete in favor of...
26915 (m68k_expand_prologue): ...this new function.
26916 (m68k_output_function_epilogue): Delete in favor of...
26917 (m68k_expand_epilogue): ...this new function.
26918 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26920 (print_operand): Handle %?.
26921 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26922 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26923 (prologue, epilogue): New patterns.
26924 (return): Turn into a define_expand.
26925 (*return): New pattern, derived from old "return" pattern. Use rte
26926 rather than rts for interrupt functions. Only use rtd if the pop
26928 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26929 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26930 (link, *link, unlink, *unlink, load_got): Likewise.
26932 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26936 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26937 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26938 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26939 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26940 and m68k_matches_u_p.
26941 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26942 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26943 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26944 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26945 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26946 (REG_STRICT_P): New macro.
26947 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26948 PCREL_GENERAL_OPERAND_OK.
26949 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26950 m68k_legitimate_base_reg_p.
26951 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26952 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26953 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26954 * config/m68k/m68k.c (m68k_address): New structure.
26955 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26956 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26957 (m68k_jump_table_ref_p, m68k_decompose_address)
26958 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26959 (m68k_matches_u_p): New functions.
26960 (print_operand_address): Rewrite to use m68k_decompose_index.
26962 2007-03-05 David Taylor <dtaylor@emc.com>
26964 * gcc.c: Correct copyright date in --version output.
26966 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26968 * pa.md: In unamed move patterns, disparge copies between general
26969 and floating point registers using '?' modifier. Don't include 'f'
26970 constraint for register preferences in DImode, SImode, HImode and
26971 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26972 Remove constraints for copies between general and floating registers
26973 in soft-float DFmode pattern.
26974 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26978 2007-03-05 Mike Stump <mrs@apple.com>
26980 * c-common.c (targetcm): Add.
26981 * c-opts.c (c_common_handle_option): Handle language specific
26983 * opts.c (handle_option): Verify language for target options, if
26985 * opth-gen.awk: Add CL_LANG_ALL.
26986 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26987 (TARGETCM_INITIALIZER): Add.
26988 * target.h (struct gcc_targetcm): Add.
26990 * targhooks.c (default_handle_c_option): Add.
26991 * targhooks.h (default_handle_c_option): Add.
26992 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26994 * config/darwin.opt (iframework): Add.
26995 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26996 * config/darwin-c.c (handle_c_option): Add.
26997 (TARGET_HANDLE_C_OPTION): Add.
26999 * doc/invoke.texi (Darwin Options): Add -iframework.
27001 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27003 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
27006 2007-03-05 Ian Lance Taylor <iant@google.com>
27008 * c.opt (fgnu89-inline): New option.
27009 * c-opts.c (c_common_post_options): Set default value for
27011 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
27012 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
27014 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
27015 (grokdeclarator, start_function): Likewise.
27016 * c-cppbuiltin.c (c_cpp_builtins): Define either
27017 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
27018 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
27019 (C Dialect Options): Document -fgnu89-inline.
27020 * doc/extend.texi (Function Attributes): Explain what the
27021 gnu_inline attribute does.
27022 * doc/cpp.texi (Common Predefined Macros): Document
27023 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
27025 2007-03-05 Ian Lance Taylor <iant@google.com>
27027 PR tree-optimization/31034
27028 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
27029 half-range if the other side is an overflow infinity.
27031 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27033 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
27034 (bfin*-linux-uclibc*): New configuration.
27035 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
27037 * config/bfin/linux.h: New file.
27038 * config/bfin/libgcc-bfin.ver: New file.
27039 * config/bfin/t-bfin-uclinux: New file.
27040 * config/bfin/t-bfin-linux: New file.
27041 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
27042 (TARGET_OS_CPP_BUILTINS): New macro.
27044 2007-03-05 Richard Guenther <rguenther@suse.de>
27046 * fold-const.c (fold_binary): Remove duplicate folding
27047 of comparison of non-null ADDR_EXPR against null.
27049 2007-03-05 Richard Guenther <rguenther@suse.de>
27050 Dorit Nuzman <dorit@il.ibm.com>
27052 PR tree-optimization/26420
27053 * tree-vectorizer.c (vectorize_loops): Bail out early if there
27054 are no loops in the function. Only print the number of
27055 vectorized loops if it is greater than zero or we are supposed
27056 to print information about unvectorized loops.
27058 2007-03-05 Revital Eres <eres@il.ibm.com>
27060 * gcc.dg/var-expand1.c: New test.
27061 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
27062 when an accumulator is expanded.
27064 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27067 * c-common.c (convert_and_check): Don't give warnings for
27068 conversion if 'expr' already overflowed.
27070 2007-03-04 Roger Sayle <roger@eyesopen.com>
27072 PR middle-end/30744
27073 * fold-const.c (fold_comparison): Enforce type consistency when
27074 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
27076 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
27078 * tree-ssa-address.c (create_mem_ref): Do not put an expression
27079 containing a cast to the base of TARGET_MEM_REF.
27081 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
27083 * tree.c (tree_contains_struct_check_failed): Remove spurious
27084 whitespace from error message.
27086 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
27089 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
27090 instead of precision.
27092 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
27093 Nathan Sidwell <nathan@codesourcery.com>
27095 * emit-rtl.c (find_auto_inc): New.
27096 (try_split): recreate REG_INC notes,
27097 Use regular for loops rather than whiles.
27099 2007-03-03 Andreas Schwab <schwab@suse.de>
27101 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
27102 * configure: Regenerate.
27104 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27106 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
27107 flag_rounding_math, not flag_unsafe_math_optimizations.
27109 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
27111 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
27112 alpha_fold_vector_minmax): Likewise.
27113 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
27114 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
27116 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27118 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
27119 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
27120 if the lhs has side-effects.
27121 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
27123 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27125 * config/i386/i386.h (TUNEMASK): Remove define.
27126 (ARCHMASK): Remove define.
27127 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
27128 Use ix86_arch_mask variable instead of ARCHMASK.
27129 * config/i386/i386.c (override_options): Ditto.
27130 (standard_80387_constant_p): Ditto.
27132 2007-03-02 Ian Lance Taylor <iant@google.com>
27134 Used signed infinities in VRP.
27135 * tree-vrp.c (uses_overflow_infinity): New static function.
27136 (supports_overflow_infinity): New static function.
27137 (make_overflow_infinity): New static function.
27138 (negative_overflow_infinity): New static function.
27139 (positive_overflow_infinity): New static function.
27140 (is_negative_overflow_infinity): New static function.
27141 (is_positive_overflow_infinity): New static function.
27142 (is_overflow_infinity): New static function.
27143 (overflow_infinity_range_p): New static function.
27144 (compare_values_warnv): New function split out of compare_values.
27145 (compare_value): Call it.
27146 (set_value_range_to_nonnegative): Add overflow_infinity
27147 parameter. Change caller.
27148 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
27150 (vrp_expr_computes_nonzero): Likewise.
27151 (compare_ranges, compare_range_with_value): Likewise.
27152 (compare_name_with_value, compare_names): Likewise.
27153 (vrp_evaluate_conditional): Likewise.
27154 (set_value_range): Handle infinity
27155 (vrp_operand_equal_p, operand_less_p): Likewise.
27156 (extract_range_from_assert): Likewise.
27157 (vrp_int_const_binop): Likewise.
27158 (extract_range_from_binary_expr): Likewise.
27159 (extract_range_from_unary_expr): Likewise.
27160 (extract_range_from_comparison): Likewise.
27161 (extract_range_from_expr): Likewise.
27162 (dump_value_range): Likewise.
27163 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
27164 (test_for_singularity): Likewise.
27165 (vrp_int_const_binop): Remove inline qualifier.
27166 (adjust_range_with_scev): Add comment.
27167 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
27169 2007-03-02 Diego Novillo <dnovillo@redhat.com>
27171 * tree-ssa-structalias.c (could_have_pointers): Tidy.
27172 (get_constraint_for): Likewise.
27173 (do_structure_copy): Likewise.
27174 (find_func_aliases): Fix references to MODIFY_EXPR.
27175 (intra_create_variable_infos): Tidy.
27176 * tree-ssa-operands.c (add_virtual_operand): Add argument
27178 When adding members of alias sets, if IS_CALL_SITE is true and
27179 the symbol is not call-clobbered, skip it.
27180 Adjust all callers.
27182 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27184 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
27185 entry by means of emit_insn_at_entry.
27187 2007-03-02 Richard Henderson <rth@redhat.com>
27189 * expr.h (promoted_input_arg): Remove decl.
27190 * function.c (promoted_input_arg): Merge into ...
27191 * combine.c (setup_incoming_promotions): ... only caller.
27192 Rearrange to avoid double loop.
27194 2007-03-02 Ben Elliston <bje@au.ibm.com>
27195 Peter Bergner <bergner@vnet.ibm.com>
27196 Janis Johnson <janis187@us.ibm.com>
27198 * config/rs6000/dfp.md: New file.
27199 * config/rs6000/rs6000.md: Include dfp.md.
27200 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
27201 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
27202 and TDmode decimal float modes in FP registers.
27203 (num_insns_constant): Likewise.
27204 (rs6000_legitimate_offset_address_p): Likewise.
27205 (rs6000_legitimize_address): Likewise.
27206 (rs6000_legitimize_reload_address): Likewise.
27207 (rs6000_legitimate_address): Likewise.
27208 (rs6000_emit_move): Likewise.
27209 (function_arg_boundary): Likewise.
27210 (function_arg_advance): Likewise.
27211 (rs6000_darwin64_record_arg_recurse): Likewise.
27212 (function_arg): Likewise.
27213 (rs6000_gimplify_va_arg): Likewise.
27214 (rs6000_split_multireg_move): Likewise.
27215 (rs6000_output_function_epilogue): Likewise.
27216 (rs6000_output_function_epilogue): Likewise.
27217 (rs6000_register_move_cost): Likewise.
27218 (rs6000_function_value): Likewise.
27219 (rs6000_libcall_value): Likewise.
27221 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27223 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
27225 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27227 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
27228 Use $MULTIDIR to choose between the kernel and RTP headers,
27229 and use $WIND_BASE and $WIND_USR to locate them.
27231 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27233 * config/i386/i386.c (override_options): Put initialization of
27234 ix86_tune_mask and ix86_arch_mask to the correct place.
27236 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27237 Michael Meissner <michael.meissner@amd.com>
27240 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
27241 (ARCHMASK): Define.
27242 (TARGET_CMOVE): Use ARCHMASK.
27243 (TARGET_CMPXCHG): Ditto.
27244 (TARGET_CMPXCHG8B): Ditto.
27245 (TARGET_XADD): Ditto.
27246 (TARGET_BSWAP): Ditto.
27247 * config/i386/i386.c (ix86_tune_mask): New global variable.
27248 (ix86_arch_mask): Ditto.
27249 (override_options): Initialize ix86_tune_mask and
27250 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
27253 2007-03-02 Ben Elliston <bje@au.ibm.com>
27256 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
27258 2007-03-02 Joseph Myers <joseph@codesourcery.com>
27260 * target.h (init_dwarf_reg_sizes_extra): New target hook.
27261 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
27262 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
27263 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
27265 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
27266 rs6000_init_dwarf_reg_sizes_extra): New.
27267 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
27268 SPE register high parts.
27270 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
27272 * Makefile.in: Add install-pdf target as
27273 copied from automake v1.10 rules.
27274 * configure.ac: Add install-pdf to target list.
27275 * configure: Regenerate.
27277 2007-03-01 Paul Brook <paul@codesourcery.com>
27279 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
27280 modes to LDRD for DImode.
27281 (output_move_double): Fixup out of range ldrd/strd.
27282 (vfp_secondary_reload_class): Rename...
27283 (coproc_secondary_reload_class): ... to this. Add wb argument.
27284 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
27285 coproc_secondary_reload_class for CLASS_IWMMXT.
27286 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
27287 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
27289 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
27291 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
27292 unroll factor by the estimated number of iterations.
27293 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
27294 than prefetch latency.
27296 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
27297 decode_caches_intel, detect_caches_intel): New functions.
27298 (host_detect_local_cpu): Use detect_caches_amd and
27299 detect_caches_intel.
27301 2007-03-01 Richard Henderson <rth@redhat.com>
27303 * expr.c (emit_move_complex_push): Export.
27304 (emit_move_complex_parts): Split out from ...
27305 (emit_move_complex): ... here.
27306 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
27307 * config/i386/i386.md (movcdi): New.
27309 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
27311 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
27312 size of mode1 to check for tieable modes in MMX case.
27314 2007-03-01 Richard Sandiford <richard@codesourcery.com>
27316 * Makefile.in (rtlanal.o): Depend on tree.h.
27317 * rtl.h (offset_within_section_p, split_const): Declare.
27318 * rtlanal.c: Include tree.h.
27319 (offset_within_block_p): New function, taken from
27320 mips_offset_within_object_p.
27321 (split_const): New function, taken from mips_split_const.
27322 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
27324 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
27325 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
27326 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
27327 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
27328 (m68k_illegitimate_symbolic_constant_p): New function.
27329 * config/m68k/m68k.md (movsi): Remove misleading predicates.
27330 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
27331 symbolic constant that might be outside the symbol's section,
27332 move the symbol first and then add the offset.
27333 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
27335 * config/mips/mips.c (mips_split_const): Delete.
27336 (mips_offset_within_object_p): Delete.
27337 (mips_symbolic_constant_p): Use offset_within_section_p and
27338 split_const instead of mips_offset_within_object_p and
27340 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
27341 (mips_legitimize_const_move, print_operand_reloc)
27342 (mips_dangerous_for_la25_p): Use split_const instead of
27345 2007-02-28 Eric Christopher <echristo@apple.com>
27347 * Makefile.in (install-include-dir): Don't rm -rf include.
27349 2007-02-28 Richard Guenther <rguenther@suse.de>
27351 PR middle-end/30364
27352 * fold-const.c (fold_binary): Do not associate expressions
27353 with more than one variable for integer types that do not wrap.
27355 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
27357 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
27358 Delete, and replace with...
27359 (fold_builtin_call_array): This. Update callers to use it.
27360 * fold-const.c (fold_build_call_list): Delete, and replace with...
27361 (fold_build_call_array): This.
27362 (fold_build_call_list_initializer): Delete, and replace with...
27363 (fold_build_call_array_initializer): This.
27364 * tree.h: Update declarations to reflect above changes.
27366 * c-typeck.c (build_function_call): Store converted arguments
27367 in a stack-allocated array instead of building a list.
27368 (convert_arguments): Store arguments in the array passed in as an
27369 argument, and return the actual number of arguments.
27370 * c-format.c: (check_function_format): Pass arguments in an
27371 array instead of a list.
27372 * c-common.c (check_function_nonnull): Likewise.
27373 (check_function_sentinel): Likewise.
27374 (check_function_arguments): Likewise.
27375 * c-common.h: Update declarations to reflect above changes.
27377 2007-02-28 Jan Hubicka <jh@suse.cz>
27379 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
27380 PRED_NEGATIVE_RETURN): Update outcomes.
27382 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
27384 * calls.c (emit_library_call_value_1): Handle partial registers
27385 correctly when building up CALL_INSN_FUNCTION_USAGE.
27387 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27389 * pa/predicates.md (move_src_operand): Allow zero for mode.
27390 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
27393 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
27396 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
27397 *movv2df_internal): Enable pattern only for valid operand
27399 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
27400 tie only 128bit modes. For MMX registers, tie only 64bit modes.
27402 2007-02-27 Mike Stump <mrs@apple.com>
27404 * config/darwin-crt3.c: Avoid compilation when compiling for a
27407 2007-02-27 Joseph Myers <joseph@codesourcery.com>
27409 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
27411 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
27412 for fixed headers and limits.h.
27413 (install-include-dir, install-headers-tar, install-headers-cpio,
27414 install-headers-cp, real-install-headers-tar,
27415 real-install-headers-cpio, real-install-headers-cp): Handle
27416 include-fixed as well as include.
27417 (install-mkheaders): Don't install files that go only in include
27419 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
27420 from GCC_INCLUDE_DIR.
27421 * gcc.c (process_command): Remove special -BstageN/ handling.
27422 (do_spec_1): Add include-fixed directories.
27424 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27426 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
27428 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
27430 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
27433 2007-02-27 Mark Mitchell <mark@codesourcery.com>
27435 * c-common.c (get_priority): Add check for
27436 SUPPORTS_INIT_PRIORITY.
27438 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27440 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
27442 * config/bfin/bfin.c: Include "cfglayout.h".
27443 (MAX_LSETUP_DISTANCE): New macro.
27444 (struct loop_info): New members incoming, incoming_src and
27445 incoming_dest. Delete member predecessor.
27446 (length_for_loop): New function.
27447 (bfin_optimize_loop): Handle more different loop structures.
27448 (bfin_discover_loop): Rework detection of predecessor blocks by
27449 examining incoming edges.
27450 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
27452 (bfin_reorder_loops): New function.
27453 (bfin_reorg_loops): Use these three new functions.
27455 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27456 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27457 (CONSTRAINT_LEN): Add entry for 'q'.
27458 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27459 Add 'q' constraints.
27460 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27461 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27463 * config/bfin/bfin.md (add_with_carry): New pattern.
27464 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27465 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27466 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27467 support unsigned multiplies too. Removed incorrect commutativity from
27468 operand 1 constraint where appropriate.
27469 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27471 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27472 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27474 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27475 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27476 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27477 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27478 usmulhisi_hh_huh): New patterns.
27480 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27481 lshifthi3): Fix output template to use half reg for operand 2.
27483 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27486 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27488 2007-02-27 Andreas Schwab <schwab@suse.de>
27490 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27492 2007-02-27 Jan Hubicka <jh@suse.cz>
27494 * predict.c (last_basic_block_p): Remove.
27495 (tree_estimate_probability): Update return heuristic for commonized
27498 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27500 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27502 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27504 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27505 * doc/cpp.texi: Standardize title page.
27506 * doc/cppinternals.texi: Likewise.
27507 * doc/gcc.texi: Standardize title page, remove version number
27508 from copyright page.
27509 * doc/gccint.texi: Likewise.
27510 * doc/install.texi: Standardize title page, add table of
27513 2007-02-26 Jan Hubicka <jh@suse.cz>
27515 * predict.def: Set outcomes according to more recent results.
27516 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27517 Remove dead predictors.
27518 * predict.c (return_prediction): Fix pasto.
27520 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27522 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27523 change; avoid a memory leak when returning early.
27525 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27527 * c-decl.c (static_ctors): Move to c-common.c.
27528 (static_dtors): Likewise.
27529 (finish_function): Use c_record_cdtor_fn.
27530 (build_cdtor): Move to c-common.c.
27531 (c_write_global_declarations): Use c_build_cdtor_fns.
27532 * c-common.h (static_ctors): Declare.
27533 (static_dtors): Likewise.
27534 (c_record_cdtor_fn): Likewise.
27535 (c_build_cdtor_fns): Likewise.
27536 * c-common.c (static_ctors): New variable.
27537 (static_dtors): Likewise.
27538 (c_record_cdtor_fn): New function.
27539 (build_cdtor): Move from c-decl.c
27540 (c_build_cdtor_fns): New function.
27542 * output.h (assemble_addr_to_section): Declare.
27543 (get_cdtor_priority_section): Likewise.
27544 * varasm.c (assemble_addr_to_section): New function.
27545 (get_cdtor_priority_section): Likewise.
27546 (default_named_section_asm_out_destructor): Use them.
27547 (destor_dtor_section_asm_out_destructor): Likewise.
27548 (default_named_section_asm_out_constructor): Likewise.
27549 (default_ctor_section_asm_out_constructor): Likewise.
27550 * config.gcc (*-*-vxworks*): Include vxworks.o.
27551 * config/t-vxworks (vxworks.o): New target.
27552 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27553 (TARGET_ASM_CONSTRUCTOR): Define.
27554 (TARGET_ASM_DESTRUCTOR): Likewise.
27555 (vxworks_asm_out_constructor): Declare.
27556 (vxworks_asm_out_destructor): Likewise.
27558 * c-common.c (get_priority): Check that we have not just an
27559 INTEGER_CST, but an integer constant with integeral type.
27561 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27563 PR tree-optimization/30938
27564 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27565 use &dt[nargs-1] instead of &dt[nargs] in the call to
27566 vect_is_simple_use().
27568 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27570 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27571 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27572 Do not attempt to handle MEM inside auto-inc expressions.
27573 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27574 of a register modified by an auto-inc expression. However, do handle
27575 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27576 (elimination_effects): Prohibit elimination of a register modified
27577 by an auto-inc expression. Disable register elimination rules whose
27578 target register is modified by an auto-inc expression with variable
27581 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27583 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27585 (array_at_struct_end_p): New function.
27586 (idx_infer_loop_bounds): Use it.
27587 (estimate_numbers_of_iterations_loop): Export.
27588 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27589 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27590 (tree_estimate_probability): Call record_loop_exits.
27591 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27592 (estimated_loop_iterations, estimated_loop_iterations_int,
27593 estimated_loop_iterations_tree): New functions.
27594 (analyze_siv_subscript_cst_affine,
27595 compute_overlap_steps_for_affine_1_2,
27596 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27597 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27598 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27599 (PRED_LOOP_ITERATIONS_GUESSED): New.
27600 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27601 * cfgloop.h (estimate_numbers_of_iterations_loop,
27602 estimated_loop_iterations_int): Declare.
27604 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27606 * doc/extend.texi: Document optional priority argument to
27607 constructors and destructors.
27608 * tree.c (init_priority_for_decl): Adjust GTY markers.
27609 (init_ttree): Use priority-info hash functions for
27610 init_priority_for_decl.
27611 (tree_map_eq): Rename to ...
27612 (tree_map_base_eq): ... this.
27613 (tree_map_marked_p): Rename to ...
27614 (tree_map_base_marked_p): ... this.
27615 (tree_map_base_hash): New function.
27616 (decl_init_priority_lookup): Rework.
27617 (decl_fini_priority_lookup): New function.
27618 (decl_priority_info): New function.
27619 (decl_init_priority_insert): Use it.
27620 (decl_fini_priority_insert): Likewise.
27621 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27623 (decl_restrict_base_insert): Likewise.
27624 (decl_debug_expr_insert): Likewise.
27625 (decl_value_expr_lookup): Likewise.
27626 (decl_value_expr_insert): Likewise.
27627 * tree.h (priority_type): New type.
27628 (decl_init_priority_lookup): Use priority_type.
27629 (decl_fini_priority_lookup): New function.
27630 (decl_init_priority_insert): Use priority_type.
27631 (decl_fini_priority_insert): New function.
27632 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27633 (DECL_INIT_PRIORITY): Likewise.
27634 (SET_DECL_INIT_PRIORITY): Add comment.
27635 (DECL_FINI_PRIORITY): New macro.
27636 (SET_DECL_FINI_PRIORITY): Likewise.
27637 (DEFAULT_INIT_PRIORITY): Document.
27638 (MAX_INIT_PRIORITY): Likewise.
27639 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27640 (tree_map_base): New type.
27641 (tree_map_base_eq): New function.
27642 (tree_map_base_hash): Likewise.
27643 (tree_map_base_marked_p): Likewise.
27644 (tree_map): Inherit from tree_map_base.
27645 (tree_map_eq): Make it a macro.
27646 (tree_map_marked_p): Likewise.
27647 (tree_int_map): Inherit from tree_map_base.
27648 (tree_int_map_eq): Make it a macro.
27649 (tree_int_map_hash): Likewise.
27650 (tree_int_map_marked_p): Likewise.
27651 (tree_priority_map): New type.
27652 (tree_priority_map_eq): New macro.
27653 (tree_priority_map_hash): Likewise.
27654 (tree_priority_map_marked_p): Likewise.
27655 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27657 (emutls_common_1): Likewise.
27658 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27659 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27660 of tree_map hierarchy.
27661 * tree-cfg.c (move_stmt_r): Likewise.
27662 (new_label_mapper): Likewise.
27663 * c-tree.h (c_expand_body): Move to ...
27664 * c-common.h (c_expand_body): ... here.
27665 * c-decl.c (c_expand_body): Move to ...
27666 * c-common.c (c_expand_body): ... here.
27667 (c_common_attribute_table): Allow 1 argument for the constructor
27668 and destructor attributes.
27669 (get_priority): New function.
27670 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27671 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27673 2007-02-24 Jan Hubicka <jh@suse.cz>
27675 PR middle-end/30509
27676 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27677 copying for inlining.
27679 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27680 Jan Hubicka <jh@suse.cz>
27683 * cofnig/i386/i386.c (counter_mode): New function.
27684 (expand_set_or_movmem_via_loop): Use it.
27685 (expand_movmem_epilogue): Likewise; fix pasto.
27686 (ix86_expand_movmem): Do emit guard even for constant counts.
27687 (ix86_expand_setmem): Likewise.
27689 2007-02-25 Nick Clifton <nickc@redhat.com>
27691 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27692 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27694 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27697 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27698 count argument with 0x10, not with 0x16.
27699 (expand_setmem_epilogue): Ditto.
27701 2007-02-24 Mike Stump <mrs@apple.com>
27703 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27706 2007-02-24 Richard Guenther <rguenther@suse.de>
27708 PR middle-end/30951
27709 * fold-const.c (fold_binary): Fold x +- CST op x for
27710 EQ_EXPR and NE_EXPR.
27712 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27714 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27716 2007-02-24 Jan Hubicka <jh@suse.cz>
27718 * cgraphunit.c (decide_is_function_needed): Honor
27719 -fkeep-inline-functions.
27721 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27723 * builtins.c (fold_builtin_modf): New.
27724 (fold_builtin_2): Use it.
27726 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27728 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27729 (determine_max_iter): Take additional LOOP arg; all callers changed.
27730 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27731 one using simplifications.
27732 (simplify_using_initial_values): Return if the expression becomes
27733 invalid due to altered regs.
27735 2007-02-23 DJ Delorie <dj@redhat.com>
27737 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27739 2007-02-23 Mike Stump <mrs@apple.com>
27741 * tlink.c (scan_linker_output): Parse linker messages from
27742 darwin9's linker better.
27744 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27747 * varpool.c (varpool_assemble_pending_decls): Set
27748 varpool_last_needed_node to null.
27750 2007-02-23 DJ Delorie <dj@redhat.com>
27752 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27753 alignment bigger than the object file can handle.
27755 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27758 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27759 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27760 (*movsf_1): Penalize MMX moves.
27762 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27764 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27765 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27767 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27769 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27771 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27772 (fold_builtin_1): Use them.
27773 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27774 BUILT_IN_SIGNIFICAND.
27776 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27778 * config/i386/i386.c (bdesc_1arg): Initialize
27779 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27780 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27781 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27782 and IX86_BUILTIN_MOVSLDUP.
27784 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27786 PR rtl-optimization/30841
27787 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27789 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27791 * builtins.c (fold_builtin_frexp): New.
27792 (fold_builtin_2): Use it.
27794 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27796 * doc/invoke.texi (Spec Files): Document getenv spec function.
27798 * gcc.c (getenv_spec_function): New function.
27799 (static_spec_functions): Add it.
27800 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27801 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27804 2007-02-22 Michael Matz <matz@suse.de
27807 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27808 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27810 2007-02-22 Ian Lance Taylor <iant@google.com>
27813 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27814 (mem_loc_descriptor): Call it.
27816 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27817 Ira Rosen <irar@il.ibm.com>
27819 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27821 2007-02-22 Ira Rosen <irar@il.ibm.com>
27823 PR tree-optimization/30843
27824 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27825 stores only after all the group is vectorized.
27827 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27829 PR tree-optimization/30858
27830 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27831 in the reduction cycle have a single use in the loop.
27832 * tree-vectorizer.h (relevant): Add documentation.
27834 2007-02-20 Mike Stump <mrs@apple.com>
27836 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27837 * configure: Regenerate.
27839 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27841 Change the defaults of some parameters and options.
27842 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27843 * config/spu/spu.c (spu_optimization_options): Add.
27844 (spu_override_options): Change params in spu_optimization_options.
27845 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27847 Register 127 is only 16 byte aligned when used as a frame pointer.
27848 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27849 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27850 HARD_FRAME_POINTER_REGNUM.
27851 (spu_legitimate_address): Use regno_aligned_for_reload.
27852 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27853 aligned when frame_pointer_needed is true.
27854 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27856 * config/spu/spu.h (INIT_EXPANDERS): Define.
27858 Make sure shift and rotate instructions have valid immediate operands.
27859 * config/spu/predicates.md (spu_shift_operand): Remove.
27860 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27861 * config/spu/constraints.md (W, O): Extend range.
27862 * config/spu/spu.md (umask, nmask): Define.
27863 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27864 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27865 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27866 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27867 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27868 (lshr<mode>3_reg): Fix rtl description.
27870 Make sure mulhisi immediate operands are valid.
27871 * config/spu/predicates.md (imm_K_operand): Add.
27872 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27874 Generate constants using fsmbi and andi.
27875 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27876 (print_operand, spu_split_immediate, classify_immediate,
27877 fsmbi_const_p): Handle IC_FSMBI2.
27879 Correctly handle a CONST_VECTOR containing symbols.
27880 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27881 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27882 (immediate_load_p): Allow symbols that use 2 instructions to create.
27883 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27884 with symbols when flag_pic is set.
27885 (const_vector_immediate_p): New.
27886 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27887 accept a CONST_VECTOR with symbols.
27888 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27889 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27891 * config/spu/spu.md (high, low): Delete.
27892 (low_<mode>): Define.
27894 Remove INTRmode and INTR_REGNUM, which didn't work.
27895 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27897 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27898 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27899 peephole2 pattern): Don't use INTR or 131.
27900 (movintrcc): Delete.
27901 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27902 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27903 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27904 (UNSPEC_SET_INTR): Add.
27905 * config/spu/spu-modes.def (INTR): Remove.
27907 More accurate warnings about run-time relocations.
27908 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27910 Correctly warn about immediate arguments to specific intrinsics.
27911 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27912 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27913 the instruction predicate.
27915 Fix tree check errors with latest update.
27916 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27918 (spu_expand_builtin): Use CALL_EXPR_FN.
27920 Add missing specific intrinsics.
27921 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27923 * config/spu/spu_internals.h: Ditto.
27925 Fix incorrect operand modifiers.
27926 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27927 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27929 Optimize one case of zero_extend of a vec_select.
27930 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27932 Accept any immediate for hbr.
27933 * config/spu/spu.md (hbr): Change s constraints to i.
27935 2007-02-21 Paul Brook <paul@codesourcery.com>
27937 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27938 condexec_count when skipping USE and CLOBBER.
27940 2007-02-21 Nick Clifton <nickc@redhat.com>
27942 * common.opt (Warray-bounds): Add Warning attribute.
27943 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27945 (fsized-zeroes): Add Optimization attribute.
27946 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27947 * c.opt (Wc++0x-compat): Add Warning attribute.
27949 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27951 PR middle-end/30761
27952 * reload1.c (eliminate_regs_in_insn): In the single_set special
27953 case, attempt to re-recognize the insn before falling back to
27954 having reload fix it up.
27956 2007-02-20 Eric Christopher <echristo@gmail.com>
27958 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27959 Rewrite accordingly.
27960 (frv_read_iacc_argument): Ditto.
27961 (frv_expand_set_builtin): Take a call instead of arglist, update for
27963 (frv_expand_unop_builtin): Ditto.
27964 (frv_expand_binop_builtin): Ditto.
27965 (frv_expand_cut_builtin): Ditto.
27966 (frv_expand_binopimm_builtin): Ditto.
27967 (frv_expand_voidbinop_builtin): Ditto.
27968 (frv_expand_int_void2arg): Ditto.
27969 (frv_expand_prefetches): Ditto.
27970 (frv_expand_voidtriop_builtin): Ditto.
27971 (frv_expand_voidaccop_builtin): Ditto.
27972 (frv_expand_load_builtin): Ditto.
27973 (frv_expand_store_builtin): Ditto.
27974 (frv_expand_mdpackh_builtin): Ditto.
27975 (frv_expand_mclracc_builtin): Ditto.
27976 (frv_expand_mrdacc_builtin): Ditto.
27977 (frv_expand_mwtacc_builtin): Ditto.
27978 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27981 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27983 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27984 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27986 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27987 point instructions.
27988 * configure: Regenerate.
27989 * config.in: Regenerate.
27990 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27991 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27992 masks to power6 and power6x and to POWERPC_MASKS.
27993 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27995 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27996 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27997 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27998 Access PROTOTYPE as variable, not mask.
28000 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
28002 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
28003 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
28004 * combine.c (adjust_for_new_dest): Use it.
28005 * postreload.c (reload_combine): Likewise.
28007 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
28009 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
28010 notes on an insn with multiple sets, even if single_set returns
28011 non-NULL for that insn.
28013 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28015 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
28016 scalbn and scalbln.
28018 2007-02-20 Geoffrey Keating <geoffk@apple.com>
28020 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
28021 if user didn't pass it.
28022 * config/i386/darwin.h (CC1_SPEC): Likewise.
28023 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
28024 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
28025 -mmacosx-version-min.
28027 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28028 Uros Bizjak <ubizjak@gmail.com>
28030 * optabs.h (enum optab_index): Add new OTI_scalb.
28031 (scalb_optab): Define corresponding macro.
28032 * optabs.c (init_optabs): Initialize scalb_optab.
28033 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
28035 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
28036 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
28037 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
28038 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
28039 flag_unsafe_math_optimizations is set.
28041 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
28042 to implement scalbf, scalb and scalbl built-ins as inline x87
28045 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28046 DJ Delorie <dj@redhat.com>
28049 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
28050 (diagnostic_report_diagnostic): ... here, and turn them into real
28051 errors. If warnings are inhibited, no need to do anything.
28053 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
28055 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
28056 better code generation.
28058 2007-02-20 Ben Elliston <bje@au.ibm.com>
28060 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
28062 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
28064 * config/alpha/alpha.c, config/alpha/alpha.md,
28065 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
28066 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
28067 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
28068 config/arm/lib1funcs.asm: Follow spelling conventions.
28070 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
28071 config/fr30/fr30.md, config/i386/i386.h,
28072 config/iq2000/iq2000.h, config/iq2000/predicates.md,
28073 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
28074 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
28075 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
28076 config/rs6000/altivec.md, config/rs6000/rs6000.c,
28077 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
28078 config/sparc/sparc.c, config/sparc/sparc.h,
28079 config/sparc/sparc.md, config/spu/constraints.md,
28080 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
28083 2007-02-20 Alan Modra <amodra@bigpond.net.au>
28086 * varasm.c (use_blocks_for_decl_p): Return false for decls with
28089 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28091 * doc/invoke.texi (-ftree-lrs): Remove.
28093 2007-02-19 Diego Novillo <dnovillo@redhat.com>
28095 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
28098 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
28100 * config/ia64/ia64.c (ia64_expand_builtin): Use the
28101 new CALL_EXPR_FN macro for retrieving the function
28102 declaration of the input expression.
28104 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28106 * c.opt (Waddress): New.
28107 * common.opt (Walways-true): Delete.
28108 (Wstring-literal-comparison): Delete.
28109 * doc/invoke.texi (Warning Options): Delete -Walways-true and
28110 -Wstring-literal-comparison. Add -Waddress.
28112 (Walways-true): Delete.
28113 (Wstring-literal-comparison): Delete.
28114 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
28115 consistently instead of -Walways-true in example.
28116 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
28117 * c-typeck.c (parser_build_binary_op): Replace
28118 -Wstring-literal-comparison and -Walways-true with -Waddress.
28119 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
28122 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28124 * tree-cfg.c (dump_function_to_file): Be prepared for functions
28125 without DECL_STRUCT_FUNCTION initialized.
28127 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28129 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
28130 due to calls to functions taking pointers as parameters.
28132 2007-02-19 Richard Henderson <rth@redhat.com>
28135 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
28138 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
28140 * config/s390/s390.c (s390_call_saved_register_used,
28141 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
28142 accessed to the new scheme.
28144 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28146 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
28147 (cris_print_index, cris_print_operand, cris_print_operand_address)
28148 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
28149 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
28150 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
28151 GET_CODE () == xxx.
28152 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
28153 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
28154 GO_IF_LEGITIMATE_ADDRESS): Ditto.
28155 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
28156 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
28157 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
28158 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
28159 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
28160 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
28161 (uminsi3, call, call_value): Ditto.
28162 (define_split: indir_to_reg_split, unnamed): Ditto.
28164 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
28166 PR tree-optimization/30975
28167 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
28170 2007-02-18 Eric Christopher <echristo@gmail.com>
28172 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
28173 Remove use of arglist.
28174 (mips_expand_builtin): Remove use of arglist, pass in expr.
28175 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
28176 (mips_expand_builtin_movtf): Ditto.
28177 (mips_expand_builtin_compare): Ditto.
28179 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28181 * tree-sra.c (sra_build_assignment): Replace assertion
28182 checking with a comment explaining why it can't be done.
28184 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28186 PR middle-end/30833
28187 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
28188 during CALL_EXPR representation conversion.
28189 * tree-ssa-propagate.c (set_rhs): Likewise.
28191 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28193 * tree-sra.c (sra_build_assignment): Disable assertion checking
28196 2007-02-18 Roger Sayle <roger@eyesopen.com>
28198 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
28199 instead of calling build2 with a GIMPLE_MODIFY_STMT.
28200 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
28202 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
28203 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
28204 gimplify_init_ctor_eval_range, gimple_push_cleanup,
28205 gimplify_omp_for, gimplify_omp_atomic_pipeline,
28206 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
28207 force_gimple_operand): Likewise.
28208 * ipa-cp.c (constant_val_insert): Likewise.
28209 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
28210 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
28211 perfect_nestify): Likewise.
28212 * langhooks.c (lhd_omp_assignment): Likewise.
28213 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
28214 lower_copyprivate_clauses, lower_send_clauses,
28215 lower_send_shared_vars, expand_parallel_call,
28216 expand_omp_for_generic, expand_omp_for_static_nochunk,
28217 expand_omp_for_static_chunk, expand_omp_sections,
28218 lower_omp_single_copy, lower_omp_for_lastprivate,
28219 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
28220 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
28221 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
28224 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28226 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
28227 config/sh/sh.md: Follow spelling conventions.
28229 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
28230 config/frv/predicates.md: Follow spelling conventions.
28232 * config/m68k/linux-unwind.h: Fix a comment typo.
28233 * target.h: Follow spelling conventions.
28235 2007-02-18 Roger Sayle <roger@eyesopen.com>
28237 PR rtl-optimization/28173
28238 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
28239 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
28240 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
28241 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
28242 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
28244 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28246 * builtins.c (fold_builtin_load_exponent): New.
28247 (fold_builtin_2): Use it.
28249 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
28251 PR rtl-optimization/30773
28252 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
28253 if we fail to attach a REG_EQUIV note.
28255 2007-02-18 David Edelsohn <edelsohn@gnu.org>
28256 Roger Sayle <roger@eyesopen.com>
28258 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
28260 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28262 * calls.c (initialize_argument_information): Pass original EXP
28263 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
28264 code to split complex arguments here, as part of initializing the
28266 (expand_call): Remove code that builds a list of arguments and
28267 inserts implicit arguments into it. Instead, just count how many
28268 implicit arguments there will be so we can determine the size of
28269 the ARGS array, and let initialize_argument_information do the work.
28270 (split_complex_values): Delete unused function.
28272 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28274 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
28276 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28278 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
28279 for arg pointer based indexed addressing.
28281 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28283 * config/ia64/ia64.h, config/ia64/ia64.md,
28284 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
28285 spelling conventions.
28287 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28289 * config/m68k/m68k.c (split_di): New.
28290 * config/m68k/m68k-protos.h: Declare split_di.
28291 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
28292 Improve predicate handling and split constant shifts.
28294 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28296 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
28297 parameter for register bitfield operations, general predicates
28300 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28302 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
28303 * config/m68k/linux-unwind.h: New file.
28305 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28307 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
28308 config/i386/athlon.md, config/ia64/ia64.md,
28309 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
28310 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
28311 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
28312 tree-ssa-loop-niter.c, tree-vect-analyze.c,
28313 tree-vect-transform.c: Fix comment typos.
28315 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
28317 * sched-deps.c (find_insn_list): Remove.
28318 * sched-int.h: Remove the prototype for find_insn_list.
28320 2007-02-16 Geoffrey Keating <geoffk@apple.com>
28322 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
28324 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
28325 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
28326 darwin_rs6000_override_options.
28327 (C_COMMON_OVERRIDE_OPTIONS): Expect
28328 darwin_macosx_version_min to be non-NULL always.
28329 (TARGET_C99_FUNCTIONS): Likewise.
28330 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
28331 (DARWIN_MINVERSION_SPEC): New.
28332 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
28333 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
28335 (DARWIN_MINVERSION_SPEC): New.
28336 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
28338 * config/darwin-c.c (darwin_cpp_builtins): Expect
28339 darwin_macosx_version_min to be non-NULL always.
28341 * config/rs6000/rs6000.c: Clean up trailing whitespace.
28343 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
28345 * config/i386/i386.h (x86_use_xchgb): New.
28346 (TARGET_USE_XCHGB): New macro.
28347 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
28348 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
28349 Split after reload into bswaphi for shifts of 8.
28350 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
28351 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
28352 or when optimizing for size.
28354 2007-02-16 Richard Guenther <rguenther@suse.de>
28355 Christian Bruel <christian.bruel@st.com>
28357 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
28358 DECLs but prefer SSA_NAMEs over DECLs.
28360 2007-02-16 Richard Guenther <rguenther@suse.de>
28362 * tree-flow-inline.h (single_imm_use_p): Remove.
28363 (zero_imm_uses_p): Likewise.
28364 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
28365 instead of single_imm_use_p.
28366 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
28369 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28372 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
28373 nested double- and backquotes.
28375 2007-02-15 Roger Sayle <roger@eyesopen.com>
28377 PR middle-end/30391
28378 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
28379 should be unreachable.
28380 (build2_stat): Allow construction of MODIFY_EXPR at any time.
28381 For the time being redirect GIMPLE_MODIFY_STMT to the new
28382 (renamed) build_gimple_modify_stmt_stat.
28383 (build2_gimple_stat): Rename to...
28384 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
28385 Always build a GIMPLE_MODIFY_STMT node.
28386 * tree.h (build2_gimple, build2_gimple_stat): Delete.
28387 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
28390 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
28391 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
28392 * tree-complex.c (set_component_ssa_name, expand_complex_move,
28393 expand_complex_div_wide): Likewise.
28394 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
28395 * tree-ssa-loop-im.c (schedule_sm): Likewise.
28396 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
28397 * tree-ssa-loop-manip.c (create_iv): Likewise.
28398 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
28399 abs_replacement): Likewise.
28400 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
28401 realify_fake_stores): Likewise.
28403 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
28404 node rather than a GIMPLE_MODIFY_STMT node.
28405 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
28406 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
28408 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
28409 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
28410 GIMPLE_MODIFY_STMT.
28412 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28414 PR middle-end/30433
28415 * fold-const.c (fold_comparison): Add back the
28416 folding of constant complex comparisions.
28418 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28420 PR middle-end/30729
28421 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
28422 effects unknown to this function, return early.
28424 2007-02-15 Ian Lance Taylor <iant@google.com>
28426 * lower-subreg.c (move_eh_region_note): New static function.
28427 (resolve_simple_move): Call it.
28428 (decompose_multiword_subregs): Track blocks for which we resolve a
28429 simple move which is also a control flow insn. Pass them to
28430 find_many_sub_basic_blocks.
28431 (pass_lower_subreg): Add TODO_verify_flow.
28432 (pass_lower_subreg2): Likewise.
28434 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28435 Brooks Moses <brooks.moses@codesourcery.com>
28436 Lee Millward <lee.millward@codesourcery.com>
28438 * tree.h (enum tree_code_class): Add tcc_vl_exp.
28439 (VL_EXP_CLASS_P): New.
28440 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
28442 (TREE_OPERAND_CHECK_CODE): Likewise.
28443 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
28444 (TREE_RTL_OPERAND_CHECK): Likewise.
28445 (tree_operand_check_failed): Make second parameter the whole tree
28446 instead of its code. Fixed callers.
28447 (VL_EXP_CHECK): New.
28448 (TREE_OPERAND_LENGTH): New.
28449 (VL_EXP_OPERAND_LENGTH): New.
28450 (CALL_EXPR_FN): New.
28451 (CALL_EXPR_STATIC_CHAIN): New.
28452 (CALL_EXPR_ARGS): New.
28453 (CALL_EXPR_ARG): New.
28454 (call_expr_nargs): New.
28455 (CALL_EXPR_ARGP): New.
28456 (build_nt_call_list): Declare.
28457 (build_vl_exp_stat): Declare.
28458 (build_vl_exp): New.
28459 (build_call_list): Declare.
28460 (build_call_nary): Declare.
28461 (build_call_valist): Declare.
28462 (build_call_array): Declare.
28463 (call_expr_arg): Declare.
28464 (call_expr_argp): Declare.
28465 (call_expr_arglist): Declare.
28466 (fold_build_call_list): Declare.
28467 (fold_build_call_list_initializer): Declare.
28468 (fold_call_expr): Declare to replace fold_builtin.
28469 (fold_builtin_fputs): Update to agree with modified definition.
28470 (fold_builtin_strcpy): Likewise.
28471 (fold_builtin_strncpy): Likewise.
28472 (fold_builtin_memory_chk): Likewise.
28473 (fold_builtin_stxcpy_chk): Likewise.
28474 (fold_builtin_strncpy_chk): Likewise.
28475 (fold_builtin_next_arg): Likewise.
28476 (fold_build_call_expr): Declare.
28477 (fold_builtin_call_list): Declare.
28478 (fold_builtin_call_valist): Declare.
28479 (build_call_expr): Declare.
28480 (validate_arglist): Update to agree with modified definition.
28481 (tree_operand_length): New.
28482 (call_expr_arg_iterator): New.
28483 (init_call_expr_arg_iterator): New.
28484 (next_call_expr_arg): New.
28485 (first_call_expr_arg): New.
28486 (more_call_expr_args_p): New.
28487 (FOR_EACH_CALL_EXPR_ARG): New.
28489 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28490 and tcc_gimple_stmt.
28491 (tree_code_size): Update documentation. Use sizeof (tree) rather
28492 than sizeof (char *).
28493 (tree_size): Likewise. Add case for tcc_vl_exp.
28494 (tree_node_structure): Add case for tcc_vl_exp.
28495 (contains_placeholder_p): Likewise.
28496 (substitute_in_expr): Likewise.
28497 (substitute_placeholder_in_expr): Likewise.
28498 (stabilize_reference_1): Likewise.
28499 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28500 to diagnose breakage of this interface for constructing CALL_EXPRs.
28501 (build_nt): Add similar assertion here.
28502 (build_nt_call_list): New.
28503 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28504 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28506 (get_callee_fndecl): Use new CALL_EXPR accessors.
28507 (tree_operand_check_failed): Change parameters to pass entire node
28508 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28509 (process_call_operands): New.
28510 (build_vl_exp_stat): New.
28511 (build_call_list): New.
28512 (build_call_nary): New.
28513 (build_call_valist): New.
28514 (build_call_array): New.
28515 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28516 (call_expr_arglist): New.
28518 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28519 tcc_vl_exp instead of a fixed-size tcc_expression.
28521 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28522 accessors for CALL_EXPRs.
28523 (AGGR_INIT_EXPR): Likewise.
28525 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28526 Brooks Moses <brooks.moses@codesourcery.com>
28527 Lee Millward <lee.millward@codesourcery.com>
28529 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28530 (expand_builtin_nonlocal_goto): Change parameter to be entire
28531 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28532 (expand_builtin_prefetch): Likewise.
28533 (expand_builtin_classify_type): Likewise.
28534 (mathfn_built_in): Return NULL_TREE instead of 0.
28535 (expand_errno_check): Use new CALL_EXPR accessors.
28536 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28537 Return NULL_RTX instead of 0.
28538 (expand_builtin_mathfn_2): Likewise.
28539 (expand_builtin_mathfn_3): Likewise.
28540 (expand_builtin_interclass_mathfn): Likewise.
28541 (expand_builtin_sincos): Likewise.
28542 (expand_builtin_cexpi): Likewise.
28543 (expand_builtin_int_roundingfn): Likewise.
28544 (expand_builtin_int_roundingfn_2): Likewise.
28545 (expand_builtin_pow): Likewise.
28546 (expand_builtin_powi): Likewise.
28547 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28548 of arglist, fixing callers appropriately. Use new CALL_EXPR
28549 accessors and constructors. Return NULL_RTX instead of 0.
28550 (expand_builtin_strstr): Likewise.
28551 (expand_builtin_strchr): Likewise.
28552 (expand_builtin_strrchr): Likewise.
28553 (expand_builtin_strpbrk): Likewise.
28554 (expand_builtin_memcpy): Likewise.
28555 (expand_builtin_mempcpy): Likewise.
28556 (expand_builtin_mempcpy_args): New.
28557 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28558 (expand_builtin_memmove_args): New.
28559 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28560 (expand_movstr): Likewise.
28561 (expand_builtin_strcpy): Likewise.
28562 (expand_builtin_strcpy_args): New.
28563 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28564 (expand_builtin_strncpy): Likewise.
28565 (expand_builtin_memset): Likewise.
28566 (expand_builtin_memset_args): New.
28567 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28568 (expand_builtin_memcmp): Likewise.
28569 (expand_builtin_strcmp): Likewise.
28570 (expand_builtin_strncmp): Likewise.
28571 (expand_builtin_strcat): Likewise.
28572 (expand_builtin_strncat): Likewise.
28573 (expand_builtin_strspn): Likewise.
28574 (expand_builtin_strcspn): Likewise.
28575 (expand_builtin_args_info): Likewise.
28576 (expand_builtin_va_start): Likewise.
28577 (gimplify_va_arg_expr): Likewise.
28578 (expand_builtin_va_end): Likewise.
28579 (expand_builtin_va_copy): Likewise.
28580 (expand_builtin_frame_address): Likewise.
28581 (expand_builtin_alloca): Likewise.
28582 (expand_builtin_bswap): Likewise.
28583 (expand_builtin_unop): Likewise.
28584 (expand_builtin_fputs): Likewise.
28585 (expand_builtin_expect): Likewise.
28586 (expand_builtin_fabs): Likewise.
28587 (expand_builtin_copysign): Likewise.
28588 (expand_builtin_printf): Likewise.
28589 (expand_builtin_fprintf): Likewise.
28590 (expand_builtin_sprintf): Likewise.
28591 (expand_builtin_init_trampoline): Likewise.
28592 (expand_builtin_signbit): Likewise.
28593 (expand_builtin_fork_or_exec): Likewise.
28594 (expand_builtin_sync_operation): Likewise.
28595 (expand_builtin_compare_and_swap): Likewise.
28596 (expand_builtin_lock_test_and_set): Likewise.
28597 (expand_builtin_lock_release): Likewise.
28598 (expand_builtin): Likewise.
28599 (builtin_mathfn_code): Likewise.
28601 (fold_builtin_constant_p): Pass call arguments individually instead
28602 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28603 accessors and constructors. Return NULL_TREE instead of 0.
28604 (fold_builtin_expect): Likewise.
28605 (fold_builtin_classify_type): Likewise.
28606 (fold_builtin_strlen): Likewise.
28607 (fold_builtin_nan): Likewise.
28608 (integer_valued_real_p): Likewise.
28609 (fold_trunc_transparent_mathfn): Likewise.
28610 (fold_fixed_mathfn): Likewise.
28611 (fold_builtin_cabs): Likewise.
28612 (fold_builtin_sqrt): Likewise.
28613 (fold_builtin_cbrt): Likewise.
28614 (fold_builtin_cos): Likewise.
28615 (fold_builtin_cosh): Likewise.
28616 (fold_builtin_tan): Likewise.
28617 (fold_builtin_sincos): Likewise.
28618 (fold_builtin_cexp): Likewise.
28619 (fold_builtin_trunc): Likewise.
28620 (fold_builtin_floor): Likewise.
28621 (fold_builtin_ceil): Likewise.
28622 (fold_builtin_round): Likewise.
28623 (fold_builtin_int_roundingfn): Likewise.
28624 (fold_builtin_bitop): Likewise.
28625 (fold_builtin_bswap): Likewise.
28626 (fold_builtin_logarithm): Likewise.
28627 (fold_builtin_hypot): Likewise.
28628 (fold_builtin_pow): Likewise.
28629 (fold_builtin_powi): Likewise.
28630 (fold_builtin_exponent): Likewise.
28631 (fold_builtin_memset): Likewise.
28632 (fold_builtin_bzero): Likewise.
28633 (fold_builtin_memory_op): Likewise.
28634 (fold_builtin_bcopy): Deleted; call site changed to invoke
28635 fold_builtin_memory_op directly.
28636 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28637 (fold_builtin_strncpy): Likewise.
28638 (fold_builtin_memcmp): Likewise.
28639 (fold_builtin_strcmp): Likewise.
28640 (fold_builtin_strncmp): Likewise.
28641 (fold_builtin_signbit): Likewise.
28642 (fold_builtin_copysign): Likewise.
28643 (fold_builtin_isascii): Likewise.
28644 (fold_builtin_toascii): Likewise.
28645 (fold_builtin_isdigit): Likewise.
28646 (fold_builtin_fabs): Likewise.
28647 (fold_builtin_abs): Likewise.
28648 (fold_builtin_fmin_fmax): Likewise.
28649 (fold_builtin_carg): Likewise.
28650 (fold_builtin_classify): Likewise.
28651 (fold_builtin_unordered_cmp): Likewise.
28653 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28654 New functions split out from fold_builtin_1.
28655 (fold_builtin_n): New.
28656 (fold_builtin_varargs): New.
28657 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28659 (fold_call_expr): New.
28660 (build_function_call_expr): Rewrite to use new helper function.
28661 (fold_builtin_call_list): New.
28662 (build_call_expr): New.
28663 (fold_builtin_call_valist): New.
28664 (rewrite_call_expr): New.
28665 (validate_arg): New.
28666 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28667 of an arglist. Change return type to bool. Use new CALL_EXPR
28670 (fold_builtin_strstr): Pass call arguments individually instead
28671 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28672 accessors and constructors. Return NULL_TREE instead of 0.
28673 (fold_builtin_strchr): Likewise.
28674 (fold_builtin_strrchr): Likewise.
28675 (fold_builtin_strpbrk): Likewise.
28676 (fold_builtin_strcat): Likewise.
28677 (fold_builtin_strncat): Likewise.
28678 (fold_builtin_strspn): Likewise.
28679 (fold_builtin_strcspn): Likewise.
28680 (fold_builtin_fputs): Likewise.
28681 (fold_builtin_next_arg): Likewise.
28682 (fold_builtin_sprintf): Likewise.
28684 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28685 NULL_RTX instead of 0.
28686 (expand_builtin_memory_chk): Likewise.
28687 (maybe_emit_chk_warning): Likewise.
28688 (maybe_emit_sprintf_chk_warning): Likewise.
28690 (fold_builtin_object_size): Pass call arguments individually instead
28691 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28692 accessors and constructors. Return NULL_TREE instead of 0.
28693 (fold_builtin_memory_chk): Likewise.
28694 (fold_builtin_stxcpy_chk): Likewise.
28695 (fold_builtin_strncpy_chk): Likewise.
28696 (fold_builtin_strcat_chk): Likewise.
28697 (fold_builtin_strcat_chk): Likewise.
28698 (fold_builtin_strncat_chk): Likewise.
28699 (fold_builtin_sprintf_chk): Likewise.
28700 (fold_builtin_snprintf_chk): Likewise.
28701 (fold_builtin_printf): Likewise.
28702 (fold_builtin_vprintf): Likewise.
28704 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28706 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28707 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28708 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28709 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28710 (fold_unary): Likewise.
28711 (fold_binary): Likewise.
28712 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28713 ternary expressions.
28714 (fold): Add logic for tcc_vl_exp.
28715 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28716 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28717 (fold_build3_stat): Add assertion to flag broken interface for
28718 constructing CALL_EXPRs.
28719 (fold_build_call_list): New.
28720 (fold_build_call_list_initializer): New.
28721 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28723 (fold_strip_sign_ops): Likewise.
28725 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28726 Brooks Moses <brooks.moses@codesourcery.com>
28727 Lee Millward <lee.millward@codesourcery.com>
28729 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28730 accessors and dump arguments explicitly.
28732 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28734 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28736 (print_call_name): Use new CALL_EXPR accessors.
28738 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28739 CALL_EXPR arguments explicitly instead of as a list. Use
28740 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28742 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28743 (vrp_visit_stmt): Likewise.
28745 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28746 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28748 (force_move_till_expr): Likewise.
28750 * targhooks.c (default_external_stack_protect_fail): Use
28751 build_call_expr instead of build_function_call_expr.
28752 (default_hidden_stack_protect_fail): Likewise.
28754 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28757 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28758 and walk arguments explicitly.
28760 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28761 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28762 (expand_simple_operations): Likewise.
28763 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28765 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28766 of TREE_CODE_LENGTH.
28767 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28769 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28770 instead of TREE_CODE_LENGTH.
28772 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28773 (tree_ic_transform): Likewise.
28774 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28775 parameter instead of arglist. Fix callers.
28776 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28777 (tree_stringops_transform): Likewise.
28778 (tree_indirect_call_to_profile): Likewise.
28779 (tree_stringops_values_to_profile): Likewise.
28781 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28782 (eliminate_tail_call): Likewise.
28784 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28786 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28787 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28789 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28791 * omp-low.c (build_omp_barrier): Use build_call_expr.
28792 (lower_rec_input_clauses): Likewise.
28793 (lower_reduction_clauses): Likewise.
28794 (expand_parallel_call): Likewise.
28795 (maybe_catch_exception): Likewise.
28796 (expand_omp_for_generic): Likewise.
28797 (expand_omp_for_static_nochunk): Likewise.
28798 (expand_omp_sections): Likewise.
28799 (lower_omp_single_simple): Likewise.
28800 (lower_omp_single_copy): Likewise.
28801 (lower_omp_master): Likewise.
28802 (lower_omp_ordered): Likewise.
28803 (lower_omp_critical): Likewise.
28805 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28806 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28808 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28809 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28810 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28812 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28813 and generalize to handle any number of operands.
28814 (chrec_contains_undetermined): Likewise.
28815 (tree_contains_chrecs): Likewise.
28816 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28818 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28820 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28821 fold_call_expr instead of fold_builtin.
28822 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28823 match declarations there.
28824 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28827 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28828 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28830 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28831 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28833 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28836 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28837 (execute_cse_sincos): Use new CALL_EXPR accessors.
28839 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28841 * gimple-low.c (lower_function_body): Use build_call_expr.
28842 (lower_builtin_setjmp): Likewise.
28844 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28845 (set_storage_via_libcall): Likewise.
28846 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28847 instead of TREE_CODE_LENGTH.
28848 (expand_expr_real_1): Use new CALL_EXPR accessors.
28850 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28851 generalize to handle any number of operands.
28852 (TB_parent_eq): Likewise.
28854 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28855 (strip_builtin_expect): Likewise.
28857 * function.c (gimplify_parameters): Use build_call_expr.
28859 * tree-vectorizer.c (vect_is_simple_reduction): Use
28860 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28862 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28863 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28865 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28868 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28869 (gimplify_decl_expr): Likewise.
28870 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28871 Use new CALL_EXPR iterators.
28872 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28873 (gimplify_modify_expr_to_memset): Likewise.
28874 (gimplify_variable_sized_compare): Likewise.
28875 (gimplify_omp_atomic_fetch_op): Likewise.
28876 (gimplify_omp_atomic_pipeline): Likewise.
28877 (gimplify_omp_atomic_mutex): Likewise.
28878 (gimplify_function_tree): Likewise.
28880 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28881 (call_expr_flags): Likewise.
28882 (expand_call): Likewise.
28884 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28885 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28888 * coverage.c (create_coverage): Use build_call_expr.
28890 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28891 (temp_call_expr_obstack): New.
28892 (pool_copy_list): Delete.
28893 (temp_copy_call_expr): New.
28894 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28895 CALL_EXPR accessors. Get rid of special goo for copying argument
28896 lists and use temp_copy_call_expr instead.
28897 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28898 CALL_EXPR accessors.
28899 (create_expression_by_pieces): Likewise. Use build_call_array
28900 to construct the result instead of fold_build3.
28901 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28902 dealing with argument lists.
28903 (init_pre): Remove references to expression_node_pool and
28904 list_node_pool. Init temp_call_expr_obstack instead.
28905 (fini_pre): Remove references to expression_node_pool and
28908 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28909 and walk arguments explicitly instead of as a list.
28911 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28912 (mx_register_decls): Likewise.
28913 (mudflap_register_call): Likewise.
28914 (mudflap_finish_file): Likewise.
28916 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28917 (ipa_callsite_compute_param): Likewise.
28919 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28920 accessors and constructor.
28922 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28923 accessors and constructor.
28924 (convert_tramp_reference): Likewise.
28925 (convert_call_expr): Likewise.
28926 (finalize_nesting_tree_1): Likewise.
28928 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28931 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28933 * tree-inline.c (initialize_inlined_parameters): Pass entire
28934 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28936 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28937 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28939 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28940 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28941 (vectorizable_reduction): Likewise.
28942 (vectorizable_call): Use new CALL_EXPR iterators.
28943 (vectorizable_conversion): Use build_call_expr.
28944 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28945 (vect_gen_widened_results_half): Use build_call_expr.
28946 (vect_setup_realignment): Likewise.
28947 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28949 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28950 (pass_through_call): Likewise.
28951 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28954 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28955 (tree_gen_pow2_profiler): Likewise.
28956 (tree_gen_one_value_profiler): Likewise.
28957 (tree_gen_ic_func_profiler): Likewise.
28958 (tree_gen_average_profiler): Likewise.
28959 (tree_gen_ior_profiler): Likewise.
28961 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28962 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28963 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28965 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28966 of TREE_CODE_LENGTH.
28968 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28969 of TREE_CODE_LENGTH.
28971 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28973 (convert_to_integer): Likewise.
28975 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28978 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28979 Brooks Moses <brooks.moses@codesourcery.com>
28980 Lee Millward <lee.millward@codesourcery.com>
28982 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28984 * config/frv/frv.c (frv_expand_builtin): Likewise.
28985 * config/s390/s390.c (s390_expand_builtin): Likewise.
28987 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28988 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28990 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28991 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28992 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28993 (ix86_expand_store_builtin): Likewise.
28994 (ix86_expand_unop_builtin): Likewise.
28995 (ix86_expand_unop1_builtin): Likewise.
28996 (ix86_expand_sse_compare): Likewise.
28997 (ix86_expand_sse_comi): Likewise.
28998 (ix86_expand_vec_init_builtin): Likewise.
28999 (ix86_expand_vec_ext_builtin): Likewise.
29000 (ix86_expand_vec_set_builtin): Likewise.
29001 (ix86_expand_builtin): Use new CALL_EXPR accessors.
29003 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
29004 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
29006 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
29007 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
29008 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
29010 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
29012 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
29013 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
29014 arglist. Use new CALL_EXPR accessors. Fix callers.
29015 (altivec_expand_abs_builtin): Likewise.
29016 (rs6000_expand_binop_builtin): Likewise.
29017 (altivec_expand_predicate_builtin): Likewise.
29018 (altivec_expand_lv_builtin): Likewise.
29019 (spe_expand_stv_builtin): Likewise.
29020 (altivec_expand_stv_builtin): Likewise.
29021 (rs6000_expand_ternop_builtin): Likewise.
29022 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
29023 (altivec_expand_st_builtin): Likewise.
29024 (altivec_expand_dst_builtin): Likewise.
29025 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
29026 arglist. Use new CALL_EXPR accessors. Fix callers.
29027 (altivec_expand_vec_set_builtin): Likewise.
29028 (altivec_expand_vec_ext_builtin): Likewise.
29029 (altivec_expand_builtin): Use new CALL_EXPR accessors.
29030 (spe_expand_builtin): Likewise.
29031 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
29032 arglist. Use new CALL_EXPR accessors. Fix callers.
29033 (spe_expand_evsel_builtin): Likewise.
29034 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
29035 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
29037 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
29038 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
29039 (arm_expand_unop_builtin): Likewise.
29040 (arm_expand_builtin): Use new CALL_EXPR accessors.
29042 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
29045 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
29046 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
29048 (bfin_expand_unop_builtin): Likewise.
29049 (bfin_expand_builtin): Use new CALL_EXPR accessors.
29051 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
29052 Brooks Moses <brooks.moses@codesourcery.com>
29053 Lee Millward <lee.millward@codesourcery.com>
29055 * c-semantics.c (build_stmt): Add internal diagnostic check.
29057 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
29058 accessors. Print arguments explicitly instead of as a list.
29060 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
29062 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
29063 (c_finish_omp_flish): Likewise.
29065 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
29066 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
29067 instead of TREE_CODE_LENGTH.
29068 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
29069 (c_warn_unused_result): Likewise.
29071 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29074 * doc/invoke.texi (Warning Options): Remove
29075 -Werror-implicit-function-declaration.
29076 (Wimplicit-function-declaration): Update description.
29077 * opts.c (common_handle_option): Move handling of -Werror=* to...
29078 (enable_warning_as_error): ...here.
29079 * opts.h (enable_warning_as_error): Declare.
29080 * c-decl.c (implicit_decl_warning): Unless
29081 -Wno-implicit-function-declaration is given, emit a pedwarn if
29082 -std=c99 or emit a warning if -Wimplicit-function-declaration.
29083 * c.opt (Wimplicit-function-declaration): Replace
29084 mesg_implicit_function_declaration with
29085 warn_implicit_function_declaration.
29086 * c-opts.c (c_common_handle_option):
29087 -Werror-implicit-function-declaration is exactly equal as
29088 -Werror=implicit-function-declaration.
29089 (set_Wimplicit): Replace mesg_implicit_function_declaration with
29090 warn_implicit_function_declaration.
29091 (c_common_post_options): -Wimplict-function-declaration is enabled
29092 by default by -std=c99, otherwise is disabled by default.
29093 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
29095 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29097 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
29098 DECL on the rhs to a DECL on the lhs for debug info purposes if the
29099 former is ignored but not the latter.
29101 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29103 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
29104 is made and the reference doesn't use the alias set of its type,
29105 do not create the temporary using that type.
29107 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
29109 * jump.c: Remove prototypes for delete_computation and
29110 delete_prior_computation.
29112 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29114 * jump.c (get_label_after): Delete.
29115 (get_label_before, delete_computation, delete_jump,
29116 delete_prior_computation, follow_jumps): Move...
29117 * reorg.c (delete_computation, delete_prior_computation): ... here...
29118 (get_label_before, delete_jump): ... making these static ...
29119 (follow_jumps): ... and simplifying this since it only runs after
29121 * rtl.h (get_label_after, get_label_before, delete_jump,
29122 follow_jumps): Delete prototypes.
29124 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29126 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
29128 2007-02-15 Nick Clifton <nickc@redhat.com>
29130 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
29131 order to prevent it from being munged by the target.
29133 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
29135 * config/i386/i386.md: Remove misleading comment.
29137 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29139 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
29140 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
29143 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29145 * tree-sra.c (instantiate_missing_elements): Canonicalize
29147 (sra_build_assignment): New.
29148 (generate_copy_inout, generate_element_copy,
29149 generate_element_zero, generate_one_element_init): Use it.
29151 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29153 * tree-sra.c (instantiate_missing_elements): Canonicalize
29155 (sra_build_assignment): New.
29156 (generate_copy_inout, generate_element_copy,
29157 generate_element_zero, generate_one_element_init): Use it.
29159 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29161 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
29164 2007-02-14 Joseph Myers <joseph@codesourcery.com>
29166 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
29167 types as aggregates not scalars.
29168 * function.c (assign_stack_temp_for_type): Likewise.
29170 2007-02-14 Roger Sayle <roger@eyesopen.com>
29171 Zdenek Dvorak <dvorakz@suse.cz>
29173 * tree-dump.c (dump_switch_p_1): Require exact match of the option
29176 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
29178 * passes.c (next_pass_1): Clear the next field of the copied
29181 2007-02-14 Richard Henderson <rth@redhat.com>
29183 * tree-sra.c (early_sra): New.
29184 (decl_can_be_decomposed_p): Deny va_list if early_sra.
29185 (tree_sra_early, pass_sra_early): New.
29186 * tree-pass.h (pass_sra_early): Declare.
29187 * passes.c (init_optimization_passes): Use it.
29189 2007-02-14 Richard Guenther <rguenther@suse.de>
29191 * flags.h (issue_strict_overflow_warning): Convert to a macro.
29193 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
29195 PR tree-optimization/30771
29196 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
29198 (vect_analyze_operations): Induction phis can now be marked as
29200 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
29201 Update documentation accordingly.
29203 2007-02-14 Nick Clifton <nickc@redhat.com>
29205 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
29206 most 3 arguments are supported.
29207 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
29209 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
29211 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
29212 Ensure dst->current is valid.
29214 2007-02-13 Paul Brook <paul@codesourcery.com>
29216 * config.gcc: Add arm*-*-uclinux-*eabi.
29217 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
29218 (SUBTARGET_EXTRA_LINK_SPEC): Define.
29219 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
29220 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
29221 (LINK_SPEC): Define.
29222 (LIB_SPEC): Define.
29223 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
29225 * config/arm/uclinux-eabi.h: New file.
29226 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
29227 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
29230 2007-02-13 Ian Lance Taylor <iant@google.com>
29232 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
29233 * flags.h (warn_strict_overflow): Declare.
29234 (enum warn_strict_overflow_code): Define.
29235 (issue_strict_overflow_warning): New static inline function.
29236 * opts.c (warn_strict_overflow): New variable.
29237 (common_handle_option): Handle OPT_Wstrict_overflow and
29238 OPT_Wstrict_overflow_.
29239 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
29241 * fold-const.c: Include intl.h.
29242 (fold_deferring_overflow_warnings): New static variable.
29243 (fold_deferred_overflow_warning): New static variable.
29244 (fold_deferred_overflow_code): New static variable.
29245 (fold_defer_overflow_warnings): New function.
29246 (fold_undefer_overflow_warnings): New function.
29247 (fold_undefer_and_ignore_overflow_warnings): New function.
29248 (fold_deferring_overflow_warnings_p): New function.
29249 (fold_overflow_warning): New static function.
29250 (make_range): Add strict_overflow_p parameter. Change all
29252 (extract_muldiv, extract_muldiv_1): Likewise.
29253 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
29254 tree_expr_nonnegative_p.
29255 (fold_negate_expr): Call fold_overflow_warning.
29256 (fold_range_test): Likewise.
29257 (fold_comparison): Likewise.
29258 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
29259 instead of tree_expr_nonnegative_p.
29260 (tree_expr_nonnegative_warnv_p): Rename from
29261 tree_expr_nonnegative_p, add strict_overflow_p parameter.
29262 (tree_expr_nonnegative_p): New function.
29263 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
29264 strict_overflow_p parameter.
29265 (tree_expr_nonzero_p): New function.
29266 * passes.c (verify_interpass_invariants): New static function.
29267 (execute_one_pass): Call it.
29268 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
29270 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
29271 (estimate_numbers_of_iterations): Likewise.
29272 (scev_probably_wraps_p): Likewise.
29273 * tree-ssa-ccp.c: Include "toplev.h".
29274 (evaluate_stmt): Defer fold overflow warnings until we know we are
29276 (struct fold_stmt_r_data): Add stmt field.
29277 (fold_stmt_r): Defer fold overflow warnings until we know we
29279 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
29280 (fold_stmt_inplace): Likewise.
29281 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
29282 (cleanup_control_expr_graph): Defer fold overflow warnings until
29283 we know we are going to optimize.
29284 * tree-cfg.c (fold_cond_expr_cond): Likewise.
29285 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
29287 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
29288 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
29289 * tree-ssa-loop-manip.c (create_iv): Likewise.
29290 * c-typeck.c (build_conditional_expr): Likewise.
29291 (build_binary_op): Likewise.
29292 * tree-vrp.c (vrp_expr_computes_nonzero): Call
29293 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
29294 (extract_range_from_unary_expr): Likewise.
29295 * simplify-rtx.c (simplify_const_relational_operation): Warn when
29296 assuming that signed overflow does not occur.
29297 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
29298 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
29299 (fold_defer_overflow_warnings): Declare.
29300 (fold_undefer_overflow_warnings): Declare.
29301 (fold_undefer_and_ignore_overflow_warnings): Declare.
29302 (fold_deferring_overflow_warnings_p): Declare.
29303 (tree_expr_nonzero_warnv_p): Declare.
29304 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
29305 of warning options.
29306 (Warning Options): Document -Wstrict-overflow.
29307 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
29308 (tree-ssa-ccp.o): Likewise.
29309 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
29310 (fold-const.o): Depend on intl.h.
29312 2007-02-13 Ian Lance Taylor <iant@google.com>
29314 PR middle-end/30751
29315 * lower-subreg.c (resolve_simple_move): Decompose subregs in
29318 2007-02-13 Stuart Hastings <stuart@apple.com>
29320 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
29322 2007-02-13 Richard Henderson <rth@redhat.com>
29324 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
29325 handled_component_p before looking for the indirect_ref.
29327 2007-02-13 Richard Henderson <rth@redhat.com>
29329 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
29330 remove flags clobber.
29331 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
29332 (bswaphi_lowpart): New.
29333 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
29334 remove TARGET_BSWAP test. Delete expander of the same name.
29336 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
29337 (expand_unop): Use them.
29339 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
29341 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
29342 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
29343 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
29344 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
29345 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
29346 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
29347 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
29348 assembler dialect choice from asm templates.
29350 2007-02-12 Richard Henderson <rth@redhat.com>
29352 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
29353 (fixuns_trunc<SSEMODEF>si2): Use it.
29354 * config/i386/sse.md (vec_setv4sf_0): Export.
29355 * config/i386/i386.c (ix86_build_const_vector): Export.
29356 (ix86_split_convert_uns_si_sse): Rename from
29357 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
29358 * config/i386/i386-protos.h: Update.
29360 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29363 * c-typeck.c (c_finish_return): Improve warning message.
29365 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29367 * alias.c (find_symbolic_term): Delete unused function.
29369 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
29371 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
29372 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
29373 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
29375 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29377 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
29378 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
29379 the function, temporarily point the debug interface to the null one.
29381 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29383 * dwarf2out.c (round_up_to_align): New static function.
29384 (field_byte_offset): Use it to round the offset.
29386 2007-02-12 Richard Henderson <rth@redhat.com>
29388 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
29389 (inswl_const): Export.
29391 2007-02-12 Richard Henderson <rth@redhat.com>
29393 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
29394 result mode of the libcall, convert back to outmode.
29396 2007-02-12 Roger Sayle <roger@eyesopen.com>
29398 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
29399 (bswapdi2): New define_expand to implement 32-bit implementation.
29401 2007-02-12 Nick Clifton <nickc@redhat.com>
29403 * doc/invoke.texi (Overall Options): Document --help=.
29404 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
29405 (cc1_options): Pass --help= on to cc1.
29406 (display_help): Add description of --help=.
29407 (process_command): Add code to handle --help=. Allow translated
29408 --help and --target-help switches to be passed on to compiler
29410 (main): Remove unused if statement.
29411 * opts.c (columns): Remove.
29412 (LEFT_COLUMN): Define.
29413 (wrap_help): Add columns argument.
29414 (print_filtered_help): Change parameters to be an include bitmask,
29415 an exclude bitmask, an any bitmask and the column width. Move the
29416 code to display the params list here. Add code to display the
29417 status of options rather than their descriptions if the quiet flag
29419 (print_specific_help): Change parameters to be an include bitmask,
29420 an exclude bitmask and an any bitmask. Move code to look up the
29421 column width here. Decide upon the title for an options listing.
29422 (common_handle_options): Add code to handle --help=. Adapt code
29423 for --help and --target-help to use the revised form of the
29424 print_specific_help function.
29425 (print_help): Delete.
29426 (print_param_help): Delete.
29427 (print_switch): Delete.
29428 * opts.h (cl_lang_count): Add prototype.
29429 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
29430 CL_MAX_OPTION_CLASS): New defines.
29431 * optc-gen.awk: Add construction of cl_lang_count.
29432 * c.opt: Add Warning attribute to warning options and Optimization
29433 attribute to optimization options.
29434 * common.opt: Likewise.
29436 Add -fhelp and -ftarget-help as aliases for the transformed --help
29437 and --target-help options.
29438 * opt-functions.awk: Add code to handle Warning and Optimization
29441 2007-02-12 Richard Henderson <rth@redhat.com>
29443 * config/alpha/constraints.md: New file.
29444 * config/alpha/alpha.c: Include tm-constrs.h.
29445 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29446 alpha_extra_constraint): Remove.
29447 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
29448 * config/alpha/alpha-protos.h: Update.
29449 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29450 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29451 (EXTRA_CONSTRAINT): Remove.
29452 * config/alpha/alpha.md: Include constraints.md.
29453 (adddi splitter): Use satisfies_constraint_*.
29454 * config/alpha/predicates.md (add_operand): Likewise.
29455 (sext_add_operand, addition_operation): Likewise.
29457 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29459 PR tree-optimization/29145
29460 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29461 in our handling of restrict qualified pointers.
29463 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29466 * doc/invoke.texi (Wunused-value): Update description.
29467 (Wextra): Delete item.
29468 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29469 value of Wunused-value.
29470 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29471 (c_finish_stmt_expr): Don't check extra_warnings.
29472 (emit_side_effect_warnings): The caller is responsible to check
29475 2007-02-11 Roger Sayle <roger@eyesopen.com>
29476 Matt Thomas <matt@3am-software.com>
29478 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29480 2007-02-11 Roger Sayle <roger@eyesopen.com>
29482 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29483 comparisons of POPCOUNT against zero.
29484 (simplify_const_relational_operation): Likewise.
29486 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29488 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29490 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29492 * dwarf2out.c (root_type): Delete unused function.
29494 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29496 * genattrtab.c (contained_in_p): Delete unused function.
29497 (write_expr_attr_cache): Likewise.
29499 2007-02-11 Jan Hubicka <jh@suse.cz>
29501 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29504 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29506 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29507 to add the REG_EQ* note.
29508 * see.c (see_merge_one_use_extension): Likewise.
29509 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29510 turn REG_EQUAL notes into REG_EQUIV notes if the target
29511 register may have more than one set.
29512 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29513 * gcse.c (try_replace_reg): Likewise.
29514 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29515 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29516 more than one REG_EQUIV note.
29517 * reload1.c (gen_reload): Use set_unique_reg_note.
29519 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29521 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29522 (ix86_builtin_conversion): New function.
29524 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29527 * tree.h (DECL_REPLACEABLE_P): New macro.
29528 * except.c (set_nothrow_function_flags): Likewise.
29530 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29531 Ira Rosen <irar@il.ibm.com>
29532 Dorit Nuzman <dorit@il.ibm.com>
29534 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29535 * targhooks.c (default_builtin_vectorized_conversion): New.
29536 * targhooks.h (default_builtin_vectorized_function): New declaration.
29537 * target.h (struct vectorize): Add builtin_conversion field.
29538 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29539 stmt_vec_info_type value.
29540 (vectorizable_conversion): New declaration.
29541 * tree-vect-analyze.c (vect_analyze_operations): Add
29542 vectorizable_conversion call.
29543 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29544 * tree-vect-transform.c (vectorizable_conversion): New function.
29545 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29546 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29548 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29549 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29550 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29551 or ALTIVEC_BUILTIN_VCFSX.
29553 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29556 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29557 CONST_DOUBLE and operand 0 is a hard register.
29558 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29559 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29560 is a hard floating-point register.
29562 2007-02-10 Richard Henderson <rth@redhat.com>
29563 Jakub Jelinek <jakub@redhat.com>
29564 Alexandre Oliva <aoliva@redhat.com>
29566 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29567 * builtin-types.def (BT_WORD): Make unsigned.
29568 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29569 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29570 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29571 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29572 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29573 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29575 * expr.c (emutls_var_address): New.
29576 (expand_expr_real_1): Expand emulated tls.
29577 (expand_expr_addr_expr_1): Likewise.
29578 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29579 * output.h (emutls_finish): Declare.
29580 * toplev.c (compile_file): Call it.
29581 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29582 address before wrapping in CONST.
29583 * varasm.c (emutls_htab, emutls_object_type): New.
29584 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29585 (get_emutls_object_name, get_emutls_object_type): New.
29586 (get_emutls_init_templ_addr, emutls_decl): New.
29587 (emutls_common_1, emutls_finish): New.
29588 (assemble_variable): When emulating tls, swap decls; generate
29589 constructor for the emutls objects.
29590 (do_assemble_alias): When emulating tls, swap decl and target name.
29591 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29593 * varpool.c (decide_is_variable_needed): Look at force_output.
29594 Recurse for emulated tls.
29595 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29596 with decide_is_variable_needed.
29597 * emutls.c: New file.
29598 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29599 tls_object for real tls.
29601 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29603 PR rtl-optimization/29599
29604 * reload1.c (eliminate_regs_in_insn): Take the destination
29605 mode into account when computing the offset.
29607 2007-02-09 Stuart Hastings <stuart@apple.com>
29608 Richard Henderson <rth@redhat.com>
29610 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29611 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29612 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29613 fixuns_truncdfhi2): New.
29614 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29615 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29616 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29617 (floatunssidf2): Allow nonimmediate source.
29618 * config/i386/sse.md (movdi_to_sse): New.
29619 (vec_concatv2di): Drop '*'.
29620 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29621 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29622 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29624 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29625 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29626 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29627 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29628 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29629 ix86_build_const_vector.
29630 (x86_emit_floatuns): Rewrite.
29632 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29634 * genautomata.c (longest_path_length): Delete unused function.
29635 (struct state): Delete unused longest_path_length.
29636 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29637 (get_free_state): Delete unused.
29639 2007-02-09 Jan Hubicka <jh@suse.cz>
29641 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29642 * doc/invoke.texi (inline-unit-growth): Update default value.
29644 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29645 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29646 (rebuild_cgraph_edges): Likewise.
29647 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29648 (dump_cgraph_node): Dump frequencies.
29649 (cgraph_clone_edge): Add frequency scales.
29650 (cgraph_clone_node): Add freuqnecy.
29651 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29652 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29653 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29654 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29655 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29656 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29657 (save_inline_function_body): Likewise.
29658 * ipa-inline.c: inluce rtl.h
29659 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29660 (cgraph_edge_badness): Use frequencies.
29661 (cgraph_decide_recursive_inlining): Update clonning.
29662 (cgraph_decide_inlining_of_small_function): Dump frequency.
29663 * predict.c (estimate_bb_frequencies): Export.
29664 * predict.h (estimate_bb_frequencies): Declare.
29665 * tree-inline.c (copy_bb): Watch overflows.
29666 (expand_call_inline): Update call of cgraph_create_edge.
29667 (optimize_inline_calls): Use TODO flags to update frequnecies.
29668 * passes.h: Include predict.h
29669 (init_optimization_passes): Move profile ahead.
29670 (execute_function_todo): Handle TODO_rebuild_frequencies.
29672 2007-02-09 Roger Sayle <roger@eyesopen.com>
29674 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29675 the insbl or inswl pattern into a register.
29677 2007-02-09 Roger Sayle <roger@eyesopen.com>
29679 * config/ia64/ia64.md (bswapdi2): New define_insn.
29681 2007-02-09 Richard Henderson <rth@redhat.com>
29683 * config/i386/constraints.md (Ym): New constraint.
29684 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29685 (movdi_1_rex64): Split sse and xmm general register moves from
29686 memory move alternatives. Use conditional register constraints.
29687 (movsf_1, movdf_integer): Likewise.
29688 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29689 (movdf_integer_rex64): New.
29690 (pushsf_rex64): Fix output constraints.
29691 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29692 (sse2_stored): Likewise.
29693 (sse2_storeq_rex64): New.
29694 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29695 amd and not generic.
29696 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29697 for optimize_size. Remove SF/DFmode hack.
29699 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29701 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29704 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29705 Richard Sandiford <richard@codesourcery.com>
29707 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29708 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29709 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29710 m68k/t-mlib to tmake_file.
29711 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29712 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29713 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29714 Allow it to be cf or m68k. Set m68k_arch_family. If that
29715 variable is not empty, add t-$m68k_arch_family to tmake_file.
29716 Add t-mlibs to tmake_file.
29717 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29718 * config/m68k/t-cf: New file.
29719 * config/m68k/t-m68k: Likewise.
29720 * config/m68k/t-mlibs: Likewise.
29721 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29722 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29723 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29724 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29725 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29727 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29728 (INSTALL_LIBGCC): Delete.
29729 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29730 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29731 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29732 (M68K_MLIB_CPU): Define.
29733 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29734 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29735 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29737 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29738 Richard Guenther <rguenther@suse.de>
29740 PR middle-end/23361
29741 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29742 against INT_MIN/INT_MAX.
29743 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29744 file if a loop is removed.
29746 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29748 * calls.c (store_one_arg): Pass correct alignment to
29749 emit_push_insn for non-BLKmode values.
29750 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29751 unaligned stack slot via a suitably aligned slot.
29753 2007-02-08 DJ Delorie <dj@redhat.com>
29755 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29757 (legal_subregs): Use unsigned char, make const.
29758 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29760 2007-02-08 Paul Brook <paul@codesourcery.com>
29762 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29763 special interworking needed.
29765 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29767 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29768 conditional to __SSE2__.
29769 (Entries below should have been added to first ChangeLog
29770 entry for amdfam10 dated 2007-02-05)
29771 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29773 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29775 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29778 2007-02-08 DJ Delorie <dj@redhat.com>
29780 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29781 * config/m32c/m32c.c (legal_subregs): New.
29782 (m32c_illegal_subreg_p): New.
29783 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29784 unsupported subregs of hard regs.
29786 2007-02-08 Jan Hubicka <jh@suse.cz>
29788 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29789 the same one; always update histograms.
29791 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29793 * passes.c (init_optimization_passes): Tidy comment.
29795 2007-02-08 Roger Sayle <roger@eyesopen.com>
29797 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29798 strip zero_extend, bswap and rotates from POCOUNT's argument.
29799 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29800 zero_extend and rotates from PARITY's argument.
29801 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29802 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29803 of an integer constant at compile-time.
29805 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29808 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29810 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29813 * tree-ssa-live.c (remove_unused_locals): Do not remove
29814 TREE_ADDRESSABLE variables.
29815 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29816 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29817 FOR_CLOBBER. Update all users.
29818 If VAR has an associated alias set, add a virtual operand for
29819 it if no alias is found to conflict with the memory reference.
29821 2007-02-07 Jan Hubicka <jh@suse.cz>
29822 Robert Kidd <rkidd@crhc.uiuc.edu>
29824 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29826 2007-02-07 Ian Lance Taylor <iant@google.com>
29828 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29830 2007-02-07 Roger Sayle <roger@eyesopen.com>
29832 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29833 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29834 tablejumpdi, movsi_to_cr_one): Remove constraints from
29835 define_expand's match_operands.
29837 2007-02-07 Roger Sayle <roger@eyesopen.com>
29839 * global.c (compute_regsets): Move declatation of "i" inside of
29840 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29842 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29845 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29846 of INDIRECT_REF <RESULT_DECL>.
29848 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29850 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29851 Kaz Kojima <kkojima@gcc.gnu.org>
29854 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29856 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29858 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29860 * doc/loop.texi: Document possibility not to perform disambiguation
29861 of loops with multiple latches.
29862 * cfgloopmanip.c (alp_enum_p): Removed.
29863 (add_loop): Handle subloops. Use get_loop_body_with_size.
29864 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29865 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29866 the new forwarder block.
29867 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29868 Handle the case latch is NULL.
29869 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29870 modifications when marking loop exits.
29871 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29873 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29874 disambiguate_loops_with_multiple_latches.
29875 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29876 before fix_loop_structure.
29877 * cfgloop.c: Include pointer-set.h and output.h.
29878 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29879 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29880 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29881 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29882 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29883 disambiguate_multiple_latches, get_loop_body_with_size,
29884 disambiguate_loops_with_multiple_latches): New functions.
29885 (flow_loop_dump): Dump multiple latch edges.
29886 (flow_loop_nodes_find): Handle loops with multiple latches.
29887 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29888 (glb_enum_p): Modified.
29889 (get_loop_body): Use get_loop_body_with_size.
29890 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29891 (AVOID_CFG_MODIFICATIONS): New constant.
29892 (disambiguate_loops_with_multiple_latches, add_loop,
29893 get_loop_body_with_size): Declare.
29894 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29896 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29898 PR inline-asm/28686
29899 * global.c (compute_regsets): New function.
29900 (global_alloc): Refactored ELIMINABLE_REGSET
29901 and NO_GLOBAL_ALLOC_REGS computation out.
29902 (rest_of_handle_global_alloc): Call compute_regsets()
29903 for non-optimizing case.
29905 2007-02-06 Richard Henderson <rth@redhat.com>
29907 * config/i386/constraints.md (Y2): Rename from Y.
29908 (Yi): New constraint.
29909 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29910 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29911 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29912 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29913 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29914 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29915 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29916 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29917 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29918 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29919 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29920 vec_extractv2si_1): Change Y constraints to Y2.
29921 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29922 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29923 Change Y constraints to Y2.
29924 (sse2_loadld): Change Y constraints to x.
29926 2007-02-06 Roger Sayle <roger@eyesopen.com>
29928 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29929 (parity<mode>2): New define_expand using rs6000_emit_parity.
29930 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29931 rs6000_emit_parity): New functions.
29932 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29933 rs6000_emit_parity): Prototype here.
29935 2007-02-06 Ian Lance Taylor <iant@google.com>
29937 * lower-subreg.c (simple_move_operand): Reject CONST.
29938 (resolve_clobber): Call validate_change rather than directly
29939 assigning to XEXP (pat, 0).
29941 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29943 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29944 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29945 (tree-cfg.o): Remove hashtab.h dependency.
29947 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29948 (struct ivopts_data): Change niters to pointer_map_t.
29949 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29950 (niter_for_exit): Create pointer_map on demand. Change for
29952 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29953 (free_loop_data): Destroy data->niters if created and reset field.
29954 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29955 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29957 * tree-ssa-reassoc.c: Include pointer-set.h.
29958 (bb_rank): Change to long *.
29959 (operand_rank): Change to pointer_map_t.
29960 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29961 (insert_operand_rank): Accept long.
29962 (operand_entry_hash, operand_entry_eq): Remove.
29963 (get_rank): Return long. Adjust for changes above.
29964 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29966 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29968 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29969 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29970 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29972 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29973 directly since it cannot be NULL.
29974 (get_vi_for_tree): Rewrite for pointer_map API.
29975 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29976 (init_alias_vars): Create vi_for_tree as pointer_map.
29977 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29979 * tree-cfg.c: Don't include hashtab.h.
29980 (edge_to_cases): Declare as pointer_map.
29981 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29983 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29984 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29985 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29987 (record_switch_edge): Delete.
29988 (get_cases_for_edge): Adjust for pointer_map API, inline
29989 record_switch_edge (rewritten for new API), remove goto.
29991 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29993 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29994 * tree-nested.c: Include pointer-set.h.
29995 (var_map_elt, var_map_eq, var_map_hash): Delete.
29996 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29997 to pointer_map_t's.
29998 (nesting_info_bitmap_obstack): New.
29999 (lookup_field_for_decl): Adjust for pointer_map API.
30000 (lookup_tramp_for_decl): Adjust for pointer_map API.
30001 (get_nonlocal_debug_decl): Adjust for pointer_map API.
30002 (get_local_debug_decl): Adjust for pointer_map API.
30003 (convert_nl_goto_reference): Adjust for pointer_map API.
30004 (convert_nl_goto_receiver): Adjust for pointer_map API.
30005 (create_nesting_tree): Create outside GGC space. Create bitmap on
30006 the new obstack. Create field_map and var_map as pointer_maps.
30007 (free_nesting_tree): Adjust for changes to create_nesting_tree.
30009 (lower_nested_functions): Move root here, no need to NULL it.
30010 Initialize and release the obstack.
30012 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
30014 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
30015 Remove prototypes and make them non-static.
30016 (struct tree_int_map): Remove.
30017 * tree.h (struct tree_int_map): Move here, turning TO into an
30019 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
30021 * tree.h (TREE_COMPLEXITY): Remove.
30022 (struct tree_exp): Remove complexity field.
30023 * tree.c (build1_stat): Don't set it.
30025 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
30026 Victor Kaplansky <victork@il.ibm.com>
30028 * tree-vectorizer.c (vect_is_simple_use): Support induction.
30029 (vect_is_simple_reduction): Support reduction with induction as
30030 one of the operands.
30031 (vect_is_simple_iv_evolution): Fix formatting.
30032 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
30033 formatting. Don't mark induction phis for vectorization.
30034 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
30035 * tree-vect-transform.c (get_initial_def_for_induction): New function.
30036 (vect_get_vec_def_for_operand): Support induction.
30037 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
30039 (vectorizable_reduction): Support reduction with induction as one of
30041 (vectorizable_type_demotion): Use def-type of stmt argument rather
30042 than dummy def-type.
30044 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
30045 flag_tree_scev_cprop.
30046 * common.opt (tree-scev-cprop): New flag.
30048 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
30049 call to vect_get_new_vect_var.
30051 2007-02-06 Ira Rosen <irar@il.ibm.com>
30053 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
30054 vectype is not NULL.
30055 (vect_pattern_recog_1): Likewise.
30057 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30059 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
30060 (fold_negate_expr): Likewise.
30062 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
30065 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
30066 even if cv-qualification is the same.
30068 2007-02-05 Geoffrey Keating <geoffk@apple.com>
30070 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
30071 __enable_execute_stack on completion.
30073 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30075 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
30076 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
30077 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
30078 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
30079 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
30080 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
30081 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
30082 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
30084 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30086 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
30087 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
30088 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
30089 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
30090 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
30091 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
30092 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
30093 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
30094 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
30095 umuldi3_highpart_rex64, umulsi3_highpart_insn,
30096 umulsi3_highpart_zext, smuldi3_highpart_rex64,
30097 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
30098 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
30099 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
30100 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
30101 sqrtextenddfxf2_i387): Added amdfam10_decode.
30103 * config/i386/athlon.md (athlon_idirect_amdfam10,
30104 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
30105 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
30106 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
30107 athlon_ivector_store_amdfam10): New define_insn_reservation.
30108 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
30111 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30113 * config/i386/athlon.md (athlon_call_amdfam10,
30114 athlon_pop_amdfam10, athlon_lea_amdfam10): New
30115 define_insn_reservation.
30116 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
30117 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
30118 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
30120 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30122 * config/i386/athlon.md (athlon_sseld_amdfam10,
30123 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
30124 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
30126 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30128 * config/i386/athlon.md (athlon_sseins_amdfam10): New
30129 define_insn_reservation.
30130 * config/i386/i386.md (sseins): Added sseins to define_attr type
30131 and define_attr unit.
30132 * config/i386/sse.md: Set type attribute to sseins for insertq
30135 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30137 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
30138 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
30139 ssecomi_load_amdfam10, ssecomi_amdfam10,
30140 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
30141 define_insn_reservation.
30142 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
30144 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30146 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
30147 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
30148 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
30149 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
30150 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
30151 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
30152 define_insn_reservation.
30154 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
30155 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
30156 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
30157 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
30158 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
30160 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30162 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
30163 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
30164 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
30165 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
30166 athlon_ssemul_load_k8): Added amdfam10.
30168 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30170 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
30171 (x86_sse_unaligned_move_optimal): New variable.
30173 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
30175 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
30176 for unaligned vector SSE double/single precision loads for AMDFAM10.
30178 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30180 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
30181 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
30182 Define TARGET_CPU_DEFAULT_amdfam10.
30183 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
30184 (processor_type): Add PROCESSOR_AMDFAM10.
30186 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
30187 processor_type in config/i386/i386.h.
30188 Enable imul peepholes for TARGET_AMDFAM10.
30190 * config.gcc: Add support for --with-cpu option for amdfam10.
30192 * config/i386/i386.c (amdfam10_cost): New variable.
30193 (m_AMDFAM10): New macro.
30194 (m_ATHLON_K8_AMDFAM10): New macro.
30195 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
30196 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
30197 x86_promote_QImode, x86_integer_DFmode_moves,
30198 x86_partial_reg_dependency, x86_memory_mismatch_stall,
30199 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
30200 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
30201 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
30202 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
30203 Enable/disable for amdfam10.
30204 (override_options): Add amdfam10_cost to processor_target_table.
30205 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
30206 processor_alias_table.
30207 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
30208 (ix86_adjust_cost): Add code for amdfam10.
30210 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30212 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
30213 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
30214 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
30215 * config/i386/i386.h: Add builtin definition for SSE4A.
30216 * config/i386/i386.md: Add support for ABM instructions
30217 (popcnt and lzcnt).
30218 * config/i386/sse.md: Add support for SSE4A instructions
30219 (movntss, movntsd, extrq, insertq).
30220 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
30221 Add -march=amdfam10 flag.
30222 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
30223 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
30225 * doc/extend.texi: Add documentation for SSE4A builtins.
30227 2007-02-05 Bob Wilson <bob.wilson@acm.org>
30229 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
30231 2007-02-05 Richard Guenther <rguenther@suse.de>
30233 * tree-vectorizer.h (vectorizable_function): Add argument type
30234 argument, change return type.
30235 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
30236 * tree-vect-transform.c (vectorizable_function): Handle extra
30237 argument, return vectorized function decl.
30238 (build_vectorized_function_call): Remove.
30239 (vectorizable_call): Handle calls with result and argument types
30240 differing. Handle loop vectorization factor correctly.
30241 * targhooks.c (default_builtin_vectorized_function): Adjust for
30243 * targhooks.h (default_builtin_vectorized_function): Likewise.
30244 * target.h (builtin_vectorized_function): Add argument type
30246 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
30247 extra argument, allow vectorizing of lrintf.
30248 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
30249 documentation of target hook.
30251 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
30254 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
30255 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
30256 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
30258 2007-02-05 Roger Sayle <roger@eyesopen.com>
30260 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
30261 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
30262 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
30263 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
30264 before canonicalizing sincos to cexpi.
30265 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
30267 2007-02-05 Roger Sayle <roger@eyesopen.com>
30269 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
30270 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
30271 (alpha_init_builtins): Use alpha_add_builtins to process tables.
30273 2007-02-05 Roger Sayle <roger@eyesopen.com>
30275 * mips-tfile.c (initialize_init_file): Correct endianness test.
30277 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
30279 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
30280 the 'y' constraint.
30282 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30284 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
30285 saves in a PARALLEL before the register assignments.
30287 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30289 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
30290 DWARF_FRAME_RETURN_COLUMN to be a general register.
30291 * dwarf2out.c (init_return_column_size): New function, split from...
30292 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
30293 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
30294 to be nongeneral registers.
30295 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
30297 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
30298 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
30300 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30302 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
30304 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30306 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
30307 (remove_path): Use can_remove_branch_p and remove_branch instead
30308 of loop_delete_branch_edge.
30309 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
30310 (tree_transform_and_unroll_loop): Remove dead branches immediately.
30311 Update profile using scale_dominated_blocks_in_loop.
30312 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
30313 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
30314 (can_remove_branch_p, remove_branch): Declare.
30315 * tree-cfg.c (tree_can_remove_branch_p): New function.
30316 (tree_cfg_hooks): Add tree_can_remove_branch_p.
30317 * cfgrtl.c (rtl_can_remove_branch_p): New function.
30318 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
30320 2007-02-05 Jan Hubicka <jh@suse.cz>
30322 PR middle-end/30696
30323 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
30324 nodes in cgraph, don't remove offline copy of the function.
30326 2007-02-04 Jan Hubicka <jh@suse.cz>
30328 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
30329 vectors might cause maybe_lookup_element_for_expr to be called
30330 on non-sra-candidate.
30332 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30334 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
30335 config/bfin/bfin.md, config/bfin/predicates.md: Follow
30336 spelling conventions.
30338 2007-02-04 Richard Guenther <rguenther@suse.de>
30340 PR middle-end/30636
30341 * fold-const.c (try_move_mult_to_index): Make sure to not
30342 overflow one dimension of a multi-dimensional array access.
30344 2007-02-04 Jan Hubicka <jh@suse.cz>
30346 * passes.c (init_optimization_passes): Reindent.
30348 2007-02-04 Jan Hubicka <jh@suse.cz>
30349 Eric Botcazou <ebotcazou@adacore.com>
30351 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
30352 (execute_fixup_cfg): Break out the abnormal goto code.
30353 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
30354 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
30355 (optimize_inline_calls): Call make_nonlocal_label_edges.
30357 2007-02-04 Jan Hubicka <jh@suse.cz>
30359 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
30360 true when something was changed.
30361 (rename_ssa_copies): When something was changed, do
30362 TODO_remove_unused_locals.
30363 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30364 add TODO_remove_unused_locals when instruction was removed.
30366 2007-02-04 Jan Hubicka <jh@suse.cz>
30368 * ipa-inline.c (try_inline): Improve debug output; work on already
30370 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
30371 call try_inline for already inlined edges too when flattening;
30372 inline also functions that make callee growth but overall unit size
30375 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30377 * config/m32c/bitops.md, config/m32c/jump.md,
30378 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
30379 config/m32r/m32r.h, config/m32r/m32r.md,
30380 config/m32r/predicates.md, config/m68hc11/larith.asm,
30381 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
30382 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
30383 config/mips/mips-protos.h, config/mips/mips.c,
30384 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
30385 config/mn10300/mn10300.h, config/mn10300/predicates.md,
30386 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
30387 spelling conventions.
30389 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
30390 Follow spelling conventions.
30392 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
30394 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
30395 warn about C++0x compatibility.
30397 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30399 * config/h8300/h8300.c, config/h8300/h8300.h,
30400 config/h8300/h8300.md: Follow spelling conventions.
30402 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
30404 PR middle-end/30667
30405 * combine.c (try_combine): Do not substitute source operand
30406 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
30408 2007-02-03 Jan Hubicka <jh@suse.cz>
30410 PR gcov-profile/30650
30411 * value-prof.c (stringop_block_profile): Fix handling of size counter;
30412 do not divide by zero for never executed counters.
30413 (tree_find_values_to_profile): Fix counters.
30414 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
30416 2007-02-03 Ian Lance Taylor <iant@google.com>
30418 * lower-subreg.c (simple_move_operand): New static function,
30419 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
30421 (simple_move): Call simple_move_operand.
30422 (find_decomposable_subregs): Add special handling of MEMs.
30423 (can_decompose_p): Rename from cannot_decompose_p. Reverse
30424 meaning of return value. If we see a hard register, test whether
30425 it can store a word_mode value. Change all callers.
30427 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30429 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
30430 ftrapv insns and expanders.
30431 (subdi3): Change define_expand operand 1 to arith11_operand, and
30432 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
30433 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
30434 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
30437 PR middle-end/30174
30438 * varasm.c (notice_global_symbol): Treat global objects as weak when
30439 flag_shlib is true.
30441 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30443 * emit-rtl.c (dconstpi): Delete.
30444 (dconstsqrt2): New.
30445 (init_emit_once): Delete dconstpi and init dconstsqrt2.
30446 * real.h (dconstpi): Delete.
30447 (dconstsqrt2): New.
30448 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30449 (fold_builtin_hypot): Likewise.
30451 2007-02-03 Tom Tromey <tromey@redhat.com>
30454 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30455 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30457 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30459 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30460 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30461 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30462 config/rs6000/cell.md, config/rs6000/darwin.h,
30463 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30464 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30465 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30466 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30467 typos. Follow spelling conventions.
30468 * doc/invoke.texi: Follow spelling conventions.
30470 2007-02-03 Roger Sayle <roger@eyesopen.com>
30472 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30473 canonicalization transformations that attempt to simplify integer
30474 constant comparisons to become comparisons against zero.
30476 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30478 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30480 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30481 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30483 2007-02-02 Mike Stump <mrs@apple.com>
30485 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30486 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30487 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30488 generate a branch island.
30490 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30492 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30493 (xtensa_legitimate_address_p): New.
30494 (xtensa_legitimize_address): New.
30495 (xtensa_output_addr_const_extra): New.
30496 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30498 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30499 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30500 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30501 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30502 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30503 (xtensa_legitimize_address): New.
30504 (xtensa_output_addr_const_extra): New.
30506 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30508 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30510 2007-02-02 Ian Lance Taylor <iant@google.com>
30512 * expmed.c (expand_divmod): Add comment.
30514 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30516 * emit-rtl.c (renumber_insns): Remove.
30517 * flags.h: Remove the extern for flag_renumber_insns.
30518 * rtl.h: Remove the prototype for renumber_insns.
30519 * toplev.c (flag_renumber_insns): Remove.
30521 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30523 Revert for x86 darwin:
30524 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30526 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30527 code before the following patch under TARGET_MACHO.
30528 (ix86_function_value_regno_p): Likewise.
30530 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30532 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30535 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30538 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30539 loads to general or fp registers. Add comments.
30540 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30542 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30544 * pointer-set.c (insert_aux): Only return insertion slot.
30545 (pointer_set_insert): Adjust.
30546 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30547 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30548 pointer_map_traverse): New.
30549 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30550 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30551 pointer_map_contains, pointer_map_traverse): Declare.
30553 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30555 PR middle-end/30473
30556 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30557 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30559 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30561 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30563 (struct _dep): New type.
30564 (dep_t): New typedef.
30565 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30566 (DEP_STATUS): New access macro. The macro with the same name was
30567 renamed to DEP_LINK_STATUS.
30568 (dep_init): Declare function
30570 (struct _dep_link): New type.
30571 (dep_link_t): New typedef.
30572 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30573 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30574 (DEP_LINK_STATUS): New macro.
30575 (debug_dep_links): New debug function.
30577 (struct _deps_list): New type.
30578 (deps_list_t): New typedef.
30579 (DEPS_LIST_FIRST): New access macro.
30580 (FOR_EACH_DEP_LINK): New cycle macro.
30581 (create_deps_list, free_deps_list, delete_deps_list): Declare
30583 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30584 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30585 (copy_deps_list_change_con): Ditto.
30587 (move_dep_link): Declare function.
30589 (struct _dep_node): New type.
30590 (dep_node_t): New typedef.
30591 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30593 (struct haifa_insn_data.back_deps): New field to hold backward
30594 dependencies of the insn.
30595 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30597 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30598 Change its type to deps_list_t.
30599 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30600 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30601 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30603 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30605 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30607 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30609 (dep_cost): Declare.
30611 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30612 (ds_to_dk, dk_to_ds): New functions.
30614 (init_dep_1): New static function.
30615 (init_dep): New function.
30616 (copy_dep): New static function.
30618 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30620 (detach_dep_link): New static function.
30621 (move_dep_link): New function.
30623 (dep_links_consistent_p, dump_dep_links): New static functions.
30624 (debug_dep_links): New debugging function.
30626 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30628 (alloc_deps_list, init_deps_list): New static functions.
30629 (create_deps_list): New function.
30630 (clear_deps_list): New static function.
30631 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30632 (deps_list_consistent_p, dump_deps_list): New static functions.
30633 (debug_deps_list): New function.
30634 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30636 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30638 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30639 use new scheduler dependencies lists.
30640 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30641 (sched_analyze): Ditto. Initialize dependencies lists.
30642 (add_forw_dep, compute_forward_dependences): Update to use new
30643 scheduler dependencies lists.
30645 (init_dependency_caches): Init deps_obstack.
30646 (free_dependency_caches): Free deps_obstack.
30648 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30649 new scheduler dependencies lists.
30650 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30651 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30653 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30654 Update to use new scheduler dependencies lists.
30655 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30656 (debug_dependencies): Ditto.
30657 (schedule_region): Update comments.
30659 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30660 scheduler dependencies lists.
30661 (schedule_ebb): Update comments.
30663 * rtl.def (DEPS_LIST): Remove.
30665 * lists.c (unused_deps_list): Remove.
30666 (free_list): Update assertions.
30668 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30669 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30671 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30672 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30674 * haifa-sched.c (comments): Update.
30675 (insn_cost1): Remove. Inline the code into insn_cost ().
30676 (insn_cost): Update to use new scheduler dependencies lists. Move
30677 processing of the dependency cost to dep_cost ().
30678 (dep_cost): New function. Use it instead of insn_cost () when
30679 evaluating cost of the dependency. Use compatible interface to
30680 interact with the target.
30681 (priority): Update to use new scheduler dependencies lists.
30682 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30683 with greater number of insns that depend on the insn.
30684 (schedule_insn): Update to use new scheduler dependencies lists. Add
30685 code to free backward dependencies lists. Inline and optimize code
30686 from resolve_dep () - see PR28071.
30687 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30688 lists. Update call to targetm.sched.is_costly_dependence hook.
30690 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30691 scheduler dependencies lists.
30693 (resolve_dep): Remove. Move the logic to schedule_insn ().
30694 (init_h_i_d): Initialize dependencies lists.
30696 (process_insn_depend_be_in_spec): Rename to
30697 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30698 dependencies lists.
30699 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30700 Update to use new scheduler dependencies lists.
30701 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30703 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30704 new scheduler dependencies lists.
30705 (build_intra_loop_deps): Ditto.
30707 * target.h (struct _dep): Declare to use in
30708 gcc_target.sched.is_costly_dependence.
30709 (struct gcc_target.sched.adjust_cost): Fix typo.
30710 (struct gcc_target.sched.is_costly_dependence): Change signature to
30711 use single dep_t parameter instead of an equivalent triad.
30712 (struct gcc_target.sched.adjust_cost_2): Remove.
30714 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30716 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30718 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30720 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30722 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30723 (REG_DEP_TRUE): Document.
30725 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30726 Change signature to correspond to the targetm.sched.adjust_cost hook.
30727 Update use in TARGET_SCHED_ADJUST_COST_2.
30728 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30729 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30730 new scheduler dependencies lists.
30731 (ia64_gen_check): Ditto.
30733 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30734 scheduler dependencies lists.
30736 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30737 signature to correspond to the targetm.sched.is_costly_dependence hook.
30738 (is_costly_group): Update to use new scheduler dependencies lists.
30740 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30741 instead of INSN_COST () macro.
30743 2007-02-01 Ian Lance Taylor <iant@google.com>
30745 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30747 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30749 * pa.md (tp_load): Correct mfctl instruction syntax.
30751 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30753 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30754 altivec_padding_size calculation on AIX. Improve comment, add
30755 assert to verify that it's right.
30757 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30760 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30762 PR inline-asm/28686
30763 * global.c (global_alloc): Add mising initialization of
30766 2007-02-01 Roger Sayle <roger@eyesopen.com>
30768 * alias.c (init_alias_analysis): Correct whitespace.
30769 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30770 partition_hot_cold_basic_blocks): Likewise.
30771 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30772 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30773 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30774 fold_builtin_snprintf_chk, fold_builtin_printf,
30775 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30776 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30777 * cfgcleanup.c (cleanup_cfg): Likewise.
30778 * cfgexpand.c (tree_expand_cfg): Likewise.
30779 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30780 * function.c (get_next_funcdef_no): Likewise.
30781 * gengtype.c (main): Likewise.
30782 * genmodes.c (main): Likewise.
30783 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30784 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30785 * ifcvt.c (noce_emit_move_insn): Likewise.
30786 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30788 * stor-layout.c (get_best_mode): Likewise.
30789 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30790 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30791 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30792 perform_var_substitution, solve_graph): Likewise.
30793 * tree-vrp.c (vrp_finalize): Likewise.
30795 2007-02-01 Ian Lance Taylor <iant@google.com>
30797 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30798 high part of a paradoxical subreg, return a constant zero.
30800 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30802 * toplev.c (lang_dependent_init): Call init_set_costs.
30803 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30805 2007-02-01 Richard Guenther <rguenther@suse.de>
30807 PR middle-end/30656
30808 * fold-const.c (fold_negate_expr): Allow negating a
30809 constant if overflow does not change.
30811 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30813 * doc/c-tree.texi (Expression trees): Improve markup.
30814 * doc/tm.texi (Register Classes, Addressing Modes)
30815 (Floating Point): Fix spacing after abbreviations. Fix some
30818 2007-02-01 Ben Elliston <bje@au.ibm.com>
30820 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30821 * doc/contrib.texi: Likewise.
30822 * doc/install.texi: Likewise.
30824 2007-01-31 Richard Henderson <rth@redhat.com>
30825 Ian Lance Taylor <iant@google.com>
30827 * lower-subreg.c: New file.
30828 * rtl.def (CONCATN): Define.
30829 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30830 pass_lower_subreg2.
30831 * emit-rtl.c (update_reg_offset): New static function, broken out
30832 of gen_rtx_REG_offset.
30833 (gen_rtx_REG_offset): Call update_reg_offset.
30834 (gen_reg_rtx_offset): New function.
30835 * regclass.c: Revert patch of 2006-03-05, restoring
30837 (clear_reg_info_regno): New function.
30838 * dwarf2out.c (concatn_loc_descriptor): New static function.
30839 (loc_descriptor): Handle CONCATN.
30840 * common.opt (fsplit_wide_types): New option.
30841 * opts.c (decode_options): Set flag_split_wide_types when
30843 * timevar.def (TV_LOWER_SUBREG): Define.
30844 * rtl.h (gen_reg_rtx_offset): Declare.
30845 (reg_scan_update): Declare.
30846 * regs.h (clear_reg_info_regno): Declare.
30847 * tree-pass.h (pass_lower_subreg): Declare.
30848 (pass_lower_subreg2): Declare.
30849 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30850 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30851 -fsplit-wide-types.
30852 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30853 * Makefile.in (OBJS-common): Add lower-subreg.o.
30854 (lower-subreg.o): New target.
30856 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30858 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30860 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30863 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30865 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30867 PR middle-end/29335
30868 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30870 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30872 * cfgloop.h: Include vec-prim.h.
30873 (enum li_flags): Remove LI_ONLY_OLD.
30874 (loop_iterator): Changed.
30875 (fel_next, fel_init): Iterate over loop tree.
30876 (FOR_EACH_LOOP_BREAK): New macro.
30877 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30879 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30880 * modulo-sched.c (sms_schedule): Ditto.
30881 * tree-vectorizer.c (vectorize_loops): Ditto.
30882 * doc/loop.texi: Update information on loop numbering and behavior of
30883 FOR_EACH_LOOP wrto new loops.
30884 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30885 add_to_evolution_1): Test nestedness of loops instead of comparing
30887 * tree-chrec.c (chrec_fold_plus_poly_poly,
30888 chrec_fold_multiply_poly_poly, chrec_evaluate,
30889 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30890 reset_evolution_in_loop): Ditto.
30891 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30893 2007-01-31 Dirk Mueller <dmueller@suse.de>
30895 * c-common.c (warn_about_parentheses): Separate warning about
30896 un-parenthized sequence of comparison operators from the one
30897 which is supposed to warn about x <= y <= z.
30899 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30901 * optabs.h (enum optab_index): Add new OTI_isinf.
30902 (isinf_optab): Define corresponding macro.
30903 * optabs.c (init_optabs): Initialize isinf_optab.
30904 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30906 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30907 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30909 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30910 expand_builtin_interclass_mathfn.
30911 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30912 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30913 (fxam<mode>2_i387): New insn pattern.
30914 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30915 built-in functions as x87 inline asm.
30917 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30919 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30921 2007-01-30 Eric Christopher <echristo@apple.com>
30923 * config.gcc: Add geode.
30925 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30927 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30928 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30929 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30930 value-prof.c: Fix comment typos.
30932 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30935 * doc/invoke.texi (Wpointer-arith): Document warning.
30937 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30939 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30940 the list of discrepancies from the draft TR.
30942 2007-01-30 Dirk Mueller <dmueller@suse.de>
30945 * doc/invoke.texi (-Wreturn-type): Update description to
30946 match new behavior.
30948 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30950 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30952 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30954 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30955 to handle optabs that operate on floating point input argument and
30956 output to integer output.
30957 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30958 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30959 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30960 expand_builtin_interclass_mathfn ().
30961 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30962 (ilogbsi2): Remove.
30963 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30964 ilogbl built-in functions as x87 intrinsics.
30966 2007-01-30 Richard Guenther <rguenther@suse.de>
30968 PR middle-end/27657
30969 * dwarf2out.c (reference_to_unused): Query varpool if the
30970 variable was output.
30972 2007-01-30 Richard Guenther <rguenther@suse.de>
30974 PR middle-end/30313
30975 * passes.c (execute_one_pass): Reset in_gimple_form to not
30976 confuse non-unit-at-a-time mode.
30978 2007-01-29 Roger Sayle <roger@eyesopen.com>
30979 Richard Guenther <rguenther@suse.de>
30981 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30982 avoid undefined behaviour on overflow. Use force_fit_type_double
30983 to construct the constant with the specified TREE_OVERFLOW.
30985 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30987 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30988 * config/dfp-bit.h: Ditto.
30990 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30992 * c-decl.c (pop_scope): Replace warnings with call to
30993 warn_for_unused_label.
30994 * c-common.h (warn_for_unused_label): Declare.
30995 * c-common.c (warn_for_unused_label): Define.
30997 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30999 * tree-optimize.c (update_inlined_to_pointers): Delete unused
31002 2007-01-29 Janis Johnson <janis187@us.ibm.com>
31004 * Makefile.in (USER_H): Remove decfloat.h.
31005 * ginclude/decfloat.h: Delete, moving contents to ...
31006 * ginclude/float.h: Add support for decimal floating point,
31007 guarded by __STDC_WANT_DEC_FP__.
31009 2007-01-29 Mike Stump <mrs@apple.com>
31011 * doc/gccint.texi (Top): Rename Loop Representation to Loop
31012 Analysis and Representation to resolve case insensitive conflict.
31013 * doc/loop.texi (Loop Analysis and Representation): Likewise.
31015 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
31017 * tree.h (struct tree_memory_tag): Add aliases member.
31018 (MTAG_ALIASES): New macro.
31019 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
31020 (add_may_alias): Remove pointer-set. Update for may_aliases being
31022 (mark_aliases_call_clobbered): Update for may_aliases being a
31024 (compute_tag_properties): Ditto.
31025 (create_partition_for): Ditto.
31026 (compute_memory_partitions): Ditto.
31027 (dump_may_aliases_for): Ditto.
31028 (is_aliased_with): Ditto.
31029 (add_may_alias_for_new_tag): Ditto.
31030 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
31031 (compute_is_aliased): New function.
31032 (compute_may_aliases): Call compute_is_aliased).
31033 (init_alias_info): Initialize alias_bitmap_obstack.
31034 (union_alias_set_into): New function.
31035 (compute_flow_sensitive_aliasing): Use union_aliases_into.
31036 (have_common_aliases_p): Rewrite to take two bitmaps and use
31038 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
31039 Update for bitmaps.
31040 (finalize_ref_all_pointers): Update for add_may_alias changes.
31041 (new_type_alias): Ditto.
31042 * tree-flow-inline.h (may_aliases): Return a bitmap.
31043 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
31044 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
31045 may_aliases being a bitmap.
31046 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
31047 may_aliases now returns a bitmap.
31048 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
31050 * tree-ssa-operands.c (add_virtual_operand): Update for
31051 may_aliases being a bitmap.
31053 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
31055 PR tree-optimization/30630
31056 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
31057 variable as changed.
31059 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
31062 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
31063 expanded only once even if an error occurs.
31065 2007-01-29 Ben Elliston <bje@au.ibm.com>
31067 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
31068 (__gcov_average_profiler): Likewise.
31069 (__gcov_ior_profiler): Likewise.
31070 (__gcov_merge_ior): Likewise.
31072 2007-01-28 Jan Hubicka <jh@suse.cz>
31074 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
31075 * value-prof.c (stringop_block_profile): Likewise.
31077 2007-01-28 Jan Hubicka <jh@suse.cz>
31079 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
31080 Add variant handling histograms; add wrapper.
31081 (clear_storage_via_libcall): Export.
31082 (emit_block_move_hints): Break out from ...; add histograms.
31083 (emit_block_move): ... this one.
31084 (clear_storage_hints): Break out from ...; add histograms.
31085 (clear_storage): ... this one.
31086 (set_storage_via_memset): Handle histogram.
31087 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
31088 (clear_storage_hints, clear_storage_via_libcall): Declare.
31089 (set_storage_via_setmem): Update prototype.
31090 * doc/md.texi (movmem, setmem): Document new arguments.
31092 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
31093 Add new histograms.
31094 (stringop_block_profile): New global function.
31095 (tree_stringops_values_to_profile): Profile block size and alignment.
31096 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
31098 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
31099 (stringop_block_profile): Declare.
31100 * builtins.c: Include value-prof.h.
31101 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
31102 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
31103 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
31104 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
31105 * profile.c (instrument_values): Add new counters.
31106 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
31108 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
31109 (tree_init_edge_profiler): Build new profilers.
31110 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
31111 (pass_tree_profile): Add dump.
31112 (tree_profile_hooks): Update.
31113 * Makefile.in (LIBGCOV): Add new constants.
31114 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
31115 __gcov_ior_profiler): New.
31116 * config/i386/i386.md (movmem/setmem expanders): Add new optional
31119 2007-01-28 David Edelsohn <edelsohn@gnu.org>
31121 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
31123 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31125 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
31126 (tree_unswitch_single_loop): Pass eni_size_weights to
31127 tree_num_loop_insns.
31128 * tree-ssa-loop-manip.c: Include tree-inline.h.
31129 (can_unroll_loop_p): Pass eni_size_weights to
31130 tree_num_loop_insns.
31131 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
31132 Pass eni_size_weights to estimate_num_insns.
31133 * tree.h (init_inline_once): Export.
31134 * toplev.c (backend_init): Call init_inline_once.
31135 * cgraphunit.c (cgraph_process_new_functions,
31136 cgraph_analyze_function): Pass eni_inlining_weights to
31137 estimate_num_insns.
31138 * ipa-inline.c (compute_inline_parameters): Ditto.
31139 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
31140 to estimate_num_insns.
31141 (try_unroll_loop_completely): Pass eni_size_weights to
31142 tree_num_loop_insns.
31143 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
31144 ot estimate_num_insns.
31145 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
31146 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
31147 * tree-inline.c (eni_inlining_weights, eni_size_weights,
31148 eni_time_weights): New variables.
31149 (init_inline_once): Initialize them.
31150 (struct eni_data): Mew.
31151 (estimate_num_insns_1, estimate_num_insns): Use weights.
31152 * tree-inline.h (struct eni_weights_d): New.
31153 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
31154 (estimate_num_insns): Declaration changed.
31155 * cfgloop.h (tree_num_loop_insns): Declaration changed.
31156 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
31157 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
31159 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31161 * tree-data-ref.c (conflict_fn): Assert that the number of affine
31162 relations in the conflict function is valid.
31164 2007-01-27 Ian Lance Taylor <iant@google.com>
31166 * common.opt: Add fstrict-overflow.
31167 * opts.c (decode_options): Set flag_strict_overflow if -O2.
31168 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
31169 (TYPE_OVERFLOW_UNDEFINED): Define.
31170 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
31172 * tree.h (TYPE_TRAP_SIGNED): Don't define.
31173 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
31174 (fold_negate_expr): Likewise.
31175 (make_range): Likewise.
31176 (extract_muldiv_1): Likewise.
31177 (maybe_canonicalize_comparison): Likewise.
31178 (fold_comparison): Likewise.
31179 (fold_binary): Likewise.
31180 (tree_expr_nonnegative_p): Likewise.
31181 (tree_expr_nonzero_p): Likewise.
31182 * tree-vrp.c (compare_values): Likewise.
31183 (extract_range_from_binary_expr): Likewise.
31184 (extract_range_from_unary_expr): Likewise.
31185 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
31187 (nowrap_type_p): Likewise.
31188 * tree-scalar-evolution.c (simple_iv): Likewise.
31189 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
31190 (build_range_check): Likewise.
31191 (extract_muldiv_1): Likewise.
31192 (fold_comparison): Likewise.
31193 * tree-vrp.c (vrp_int_const_binop): Likewise.
31194 (extract_range_from_unary_expr): Likewise.
31195 * convert.c (convert_to_integer): Likewise.
31196 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
31197 (fold_comparison): Likewise.
31198 (fold_binary): Likewise.
31199 * optabs.c (optab_for_tree_code): Likewise.
31200 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
31201 * simplify-rtx.c (simplify_const_relational_operation): Check
31202 flag_strict_overflow and flag_trapv.
31203 (simplify_const_relational_operation): Likewise.
31204 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
31205 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
31208 2007-01-27 Roger Sayle <roger@eyesopen.com>
31210 * tree.c (tree_fold_gcd): Delete.
31211 * tree.h (tree_fold_gcd): Remove prototype.
31212 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
31213 test whether one constant integer is a multiple of another. Instead
31214 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
31215 * fold-const.c (multiple_of_p): We've determined both TOP and
31216 BOTTOM are integer constants so we can call int_const_binop directly
31217 instead of the more generic const_binop.
31219 2007-01-27 Roger Sayle <roger@eyesopen.com>
31221 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
31222 1*X check that the constant hasn't overflowed, to preserve the
31224 (round_up): Provide an efficient implementation when rouding-up an
31225 INTEGER_CST to a power-of-two.
31227 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31229 * doc/sourcebuild.texi: Add comma for clarity.
31230 * doc/extend.texi: Fix some typos.
31231 * doc/passes.texi: Likewise.
31232 * doc/cppinternals.texi: Likewise.
31233 * doc/c-tree.texi: Likewise.
31234 * doc/tree-ssa.texi: Likewise.
31235 * doc/install.texi: Likewise.
31237 2007-01-27 Jan Hubicka <jh@suse.cz>
31239 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
31240 (pass_sra): Do not require alias information.
31241 * passes.c (init_optimization_passes): Add SRA
31243 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
31245 * tracer.c (rest_of_handle_tracer): We already cleaned
31246 up the CFG in tracer() so don't do it here again.
31247 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
31248 cleanup_cfg here, either. And don't call renumber_insns.
31250 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
31251 and BB_HEAD are in the insn stream here. Instead make sure
31252 that BB_INSN is valid on all insns. Also, do check here that
31253 there are no pending branch predictions...
31254 (rtl_verify_flow_info): ...instead of doing it here. Checks
31255 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
31258 2007-01-26 Roger Sayle <roger@eyesopen.com>
31260 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
31261 function to simplify/factorize operand order canonicalization.
31262 (ix86_fixup_binary_operands): Reorganize using the above function.
31263 (ix86_binary_operator_ok): Likewise.
31265 2007-01-27 Jakub Jelinek <jakub@redhat.com>
31267 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
31268 file scope from optimize_attrs.
31269 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
31271 (optimize_attrs): Clear insn_code_values after freeing it.
31273 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31275 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
31276 a parts.base assignment.
31278 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31280 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
31281 (compute_subscript_distance, initialize_data_dependence_relation,
31282 finalize_ddr_dependent, analyze_ziv_subscript,
31283 analyze_siv_subscript_cst_affine,
31284 compute_overlap_steps_for_affine_univar,
31285 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
31286 analyze_siv_subscript, analyze_miv_subscript,
31287 analyze_overlapping_iterations, subscript_dependence_tester_1,
31288 compute_self_dependence, free_dependence_relation): Work
31289 with affine_fn instead of chrecs.
31290 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
31291 common_affine_function, affine_function_base,
31292 affine_function_constant_p, affine_fn_op, affine_fn_plus,
31293 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
31294 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
31295 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
31296 (all_chrecs_equal_p): Removed.
31297 * tree-data-ref.h (affine_fn, conflict_function): New types.
31298 (struct subscript): Change type of conflicting_iterations_in_a
31299 and conflicting_iterations_in_b.
31301 2007-01-26 Steve Ellcey <sje@cup.hp.com>
31304 * config/pa/pa.h (TARGET_HPUX_11): New.
31305 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
31306 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
31308 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
31309 Richard Guenther <rguenther@suse.de>
31311 * tree-ssa-structalias.c (solve_graph): Handle case
31312 we merged the variable to another.
31314 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31316 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
31319 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
31320 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
31322 2007-01-25 DJ Delorie <dj@redhat.com>
31324 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
31325 allow changes to modes which don't fit in those registers.
31327 * reload1.c (choose_reload_regs): Check for invalid subregs before
31328 computing their locations, not after.
31330 2007-01-25 Geoffrey Keating <geoffk@apple.com>
31333 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
31334 save Altivec registers in an eh_return function.
31335 (compute_vrsave_mask): Likewise.
31336 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
31337 for saving Altivec registers.
31338 (rs6000_emit_prologue): Don't allocate stack twice in
31339 eh_return function. Correct expected value of altivec_save_offset
31340 when using save_world. Describe save of R0 to stack when using
31341 save_world. Describe stack pointer adjustment when using
31342 save_world. Remove duplicated eh_return parameter register saving.
31343 Update sp_offset variable after save_world.
31344 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
31346 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
31347 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
31350 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31352 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
31354 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31357 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
31358 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
31360 2007-01-25 Richard Guenther <rguenther@suse.de>
31362 * doc/invoke.texi (-Wcoverage-mismatch): Document.
31363 * common.opt (-Wcoverage-mismatch): New warning option.
31364 * coverage.c (get_coverage_counts): Ignore coverage mismatch
31365 if -Wcoverage-mismatch is given.
31367 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
31369 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
31370 (ipcp_driver): Change to static definition.
31371 Add dumping of the ifunctions.
31372 (constant_val_insert): Remove unused parameter. Support for SSA.
31373 (ipcp_propagate_const): Support for SSA.
31374 (ipcp_profile_bb_print): Print only analyzed nodes.
31375 (ipcp_replace_map_create): Remove support for Fortran constant
31377 * ipa-prop.c (ipa_method_modify_stmt,
31378 ipa_callsite_compute_param): Support for SSA.
31379 * ipa-prop.h (ipcp_driver): Remove declaration.
31380 (IS_VALID_TREE_MAP_INDEX): Add define.
31382 2007-01-24 Geoffrey Keating <geoffk@apple.com>
31384 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
31386 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31388 PR middle-end/30447
31389 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
31390 constant argument to cabs and do it without checking for
31391 -funsafe-math-optimizations.
31393 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
31395 * c-common.h (RID_FIRST_CXX0X): New.
31396 (RID_LAST_CXX0X): New.
31397 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
31399 * c.opt (Wc++0x-compat): New.
31400 * doc/invoke.texi (-Wc++0x-compat): Document.
31402 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31404 * builtins.c (fold_builtin_carg): New.
31405 (fold_builtin_1): Use it.
31407 2007-01-24 Jan Hubicka <jh@suse.cz>
31409 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
31411 * ipa-inline.c (initial_insns, max_insns): Delete.
31412 (compute_max_insns): New function.
31413 (cgraph_decide_inlining_of_small_function): Use it; take minimal
31414 amount of insns as base for code growth.
31415 (cgraph_decide_inlining): Make initial_insns local; do not compute
31417 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
31418 * doc/invoke.texi (inline-unit-growth): Update docs.
31420 2007-01-24 Jakub Jelinek <jakub@redhat.com>
31422 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
31423 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
31424 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
31425 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
31426 for CPUs that have PTA_CX16 set.
31428 PR middle-end/27416
31429 * gimplify.c (omp_check_private): New function.
31430 (gimplify_scan_omp_clauses): Use it for
31431 firstprivate/lastprivate/reduction.
31433 PR middle-end/30494
31434 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
31435 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
31437 PR middle-end/30421
31438 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
31439 If lower_lastprivate_clauses emits some statements, append them
31440 to dlist rather than body_p and to body_p append an initializer.
31441 (lower_omp_for): Adjust caller.
31443 2007-01-24 Steve Ellcey <sje@cup.hp.com>
31445 * target.h (globalize_decl_name): New.
31446 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31447 * output.h (default_globalize_decl_name): New.
31448 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
31450 (globalize_decl): Ditto.
31451 (default_globalize_decl_name): New.
31452 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31453 (ia64_handle_version_id_attribute): New.
31454 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31455 (ia64_asm_output_external): Use globalize_decl_name instead
31456 of globalize_label.
31457 * doc/extend.texi (version_id): New pragma.
31458 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31460 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31462 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31463 _uleb128_t and _Unwind_SWord with _sleb128_t.
31464 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31465 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31467 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31468 * unwind-pe.h (read_uleb128, read_sleb128,
31469 read_encoded_value_with_base): Likewise.
31470 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31472 2007-01-24 Richard Guenther <rguenther@suse.de>
31474 * builtins.c (expand_builtin_cexpi): Get the fndecl
31475 for cexp in the correct way.
31477 2007-01-24 Jan Hubicka <jh@suse.cz>
31479 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31482 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31484 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31485 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31486 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31487 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31488 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31489 __SIZEOF_PTRDIFF_T__.
31490 * doc/cpp.texi: Documentation for the new builtin macros added.
31492 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31494 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31495 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31496 instead of operands[2] to avoid access past the end of array.
31498 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31500 * reload1.c (emit_reload_insns): Pass the reload register
31501 for a non-spill output reload through forget_old_reloads_1.
31503 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31505 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31506 _SOFT_DOUBLE if doubles use software floating-point.
31507 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31508 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31509 * config/rs6000/darwin-ldouble.c: Also compile functions for
31510 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31511 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31512 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31513 commented-out long double override.
31514 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31515 * config/rs6000/eabispe.h: Likewise.
31516 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31517 long double for non-SPE.
31518 (rs6000_handle_option): Likewise.
31519 (invalid_e500_subreg): Disallow more subregs involding DImode,
31520 DFmode, TImode or TFmode.
31521 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31523 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31525 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31526 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31528 (rs6000_legitimate_address): Also check for TFmode for E500
31530 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31531 (spe_build_register_parallel): Handle TFmode and TCmode.
31532 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31534 (function_arg): Handle TFmode and TCmode for E500 double.
31535 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31537 (print_operand): Handle TFmode and TImode for %y.
31538 (rs6000_generate_compare): Handle TFmode comparisons for E500
31540 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31541 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31542 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31543 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31544 TFmode for E500 double.
31545 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31546 (floatsidf2): Enable for E500 double.
31547 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31548 (extenddftf2): Change to extenddftf2_fprs.
31549 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31550 depending on TARGET_E500_DOUBLE.
31551 (extendsftf2): Enable for E500 double.
31552 (trunctfdf2): Enable for E500 double.
31553 (trunctfsf2): Change to trunctfsf2_fprs.
31554 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31555 depending on TARGET_E500_DOUBLE.
31556 (floatsitf2): Enable for E500 double.
31557 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31558 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31559 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31560 (negtf2): Change to negtf2_internal.
31561 (negtf2): New expander.
31562 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31563 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31564 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31565 (movdi_internal32): Use rs6000_nonimmediate_operand.
31566 (unnamed splitter): Likewise.
31567 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31568 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31569 (SPE64TF, DITI): New mode macros.
31570 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31573 (frob_<mode>_di_2): New.
31574 (frob_tf_di_8_2): New.
31575 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31577 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31579 (frob_ti_<mode>_8_2): New.
31580 (frob_ti_tf_2): New.
31581 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31582 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31584 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31585 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31586 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31587 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31588 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31589 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31592 2007-01-23 Ian Lance Taylor <iant@google.com>
31594 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31596 (OBJS-archive): Reformat, alphabetize.
31597 (OBJS): Change out_object_file to OBJS-md.
31599 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31601 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31602 JUMP_P and CALL_P predicates where applicable.
31603 * config/i386/i386.c: Ditto.
31604 * config/i386/i386.md: Ditto.
31605 * config/i386/mmx.md: Ditto.
31606 * config/i386/predicates.md: Ditto.
31608 2007-01-22 Andreas Schwab <schwab@suse.de>
31610 * config/m68k/m68k.h: Fix comment.
31612 2007-01-22 Jan Hubicka <jh@suse.cz>
31614 * passes.c (init_optimization_passes): Do not rerun
31615 pass_early_warn_uninitialized.
31617 2007-01-22 Richard Guenther <rguenther@suse.de>
31619 PR tree-optimization/30038
31620 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31622 (execute_cse_sincos_1): Likewise.
31623 (execute_cse_sincos): Likewise.
31624 (gate_cse_sincos): Likewise.
31625 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31626 the cexpi() canonicalization of sincos().
31627 * tree-pass.h (pass_cse_sincos): Declare.
31628 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31630 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31632 PR rtl-optimization/29329
31633 * combine.c (replaced_rhs_insn): Rename to i2mod.
31634 (replaced_rhs_value): Rename to i2mod_new_rhs.
31635 (i2mod_old_rhs): New global variable.
31636 (combine_instructions): Adjust for above change. Save a copy of
31637 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31638 note are substituted in the second instruction.
31639 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31640 ditch the note if it pertains to the second eliminated register
31641 and this register is mentioned in i2mod_old_rhs.
31644 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31646 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31647 the insn to which the note was originally attached.
31649 2007-01-21 Jan Hubicka <jh@suse.cz>
31651 * ipa-inline.c (inlining_mode): Comment, move up.
31652 (cgraph_decide_inlining_incrementally): Do not perform inlining
31653 itself; fix handling of flattening of self recursive functions.
31654 (cgraph_find_cycles): Remove.
31655 (cgraph_flatten_node): Remove.
31656 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31657 (try_inline): New function.
31658 (cgraph_early_inlining): Update call of
31659 cgraph_decide_inlining_incrementally. Apply inlining here.
31660 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31662 2007-01-21 Dirk Mueller <dmueller@suse.de>
31665 * tree-vrp.c (check_array_bounds): do not warn
31666 about ADDR_EXPR's of ARRAY_REF's which are immediately
31667 used in binary expressions.
31669 2007-01-21 Ira Rosen <irar@il.ibm.com>
31671 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31672 read_write_dep and macros for its access.
31673 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31674 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31675 argument, call vect_check_interleaving for every independent pair of
31676 data-refs. Mark loads that access the same memory location as a store
31678 (vect_check_dependences): Remove.
31679 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31680 call, fix the call to vect_analyze_data_ref_dependence.
31681 (vect_analyze_data_ref_access): For statements that access the same
31682 data-ref, check that they are not stores; for loads, check that there
31683 is no store that access the same location.
31685 2007-01-20 Roger Sayle <roger@eyesopen.com>
31686 Joseph Myers <joseph@codesourcery.com>
31688 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31689 (-fdump-rtl-stack): Likewise.
31690 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31691 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31692 (-mpt-fixed): Use @minus{} for minus sign.
31693 (Using Precompiled Headers): Fix under/overfull hbox.
31695 2007-01-20 Jan Hubicka <jh@suse.cz>
31697 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31698 place within annotation.
31700 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31702 * pa.c (output_move_double): Change array size of xoperands to 4.
31704 2007-01-20 Jan Hubicka <jh@suse.cz>
31706 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31709 2007-01-19 Ian Lance Taylor <iant@google.com>
31711 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31712 constant to unsigned HOST_WIDE_INT before negating.
31714 2007-01-19 Ian Lance Taylor <iant@google.com>
31716 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31718 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31719 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31720 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31721 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31722 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31723 (realloc_vdef, realloc_vuse): Change second parameter to
31725 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31726 fields to unsigned.
31727 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31728 unsigned. Change x and lim locals to unsigned.
31729 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31731 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31732 (copy_virtual_operands): Change i and n locals to unsigned.
31734 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31736 PR middle-end/29335
31737 * builtins.c (fold_builtin_1): Handle builtin fdim.
31739 2007-01-20 Jan Hubicka <jh@suse.cz>
31741 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31742 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31743 init_alias_heapvars.
31744 (init_alias_heapvars): Initialize only when not already initialized.
31745 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31747 2007-01-19 Roger Sayle <roger@eyesopen.com>
31749 * common.opt (fsigned-zeros): New command line option.
31750 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31751 of flag_unsafe_math_optimizations.
31752 * opts.c (set_fast_math_flags): The -ffast-math command line option
31753 implies -fno-signed-zeros.
31754 (fast_math_flags_set_p): Likewise.
31756 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31757 the documentation of -ffast-math appropriately. Wrap long lines.
31759 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31761 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31762 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31764 2007-01-19 Tomas Bily <tbily@suse.cz>
31766 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31768 (tree_init_ic_make_global_vars): New function
31769 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31770 (tree_gen_ic_profiler): New function
31771 (tree_gen_ic_func_profiler): New function
31772 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31773 (tree_profile_hooks): Added hook for indirec/virtual calls
31774 * value-prof.c (tree_find_values_to_profile): New case for
31776 (tree_values_to_profile): Call for determining indirect/virtual
31778 (tree_indirect_call_to_profile): New function
31779 (tree_ic_transform): New function
31780 (tree_ic): New function
31781 (find_func_by_pid): New function
31782 (init_pid_map): New function
31783 (tree_value_profile_transformations): Added check for
31784 indirect/virtual call transformation
31785 * value-prof.h (enum hist_type): New counter type for
31786 indirect/virtual calls
31787 (profile_hooks): Added new hook for profiling indirect/virtual
31789 * profile.c (instrument_values): New case for indirect/virtual
31791 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31792 (GCOV_COUNTER_V_INDIR): New counter type
31793 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31794 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31796 * cgraph.c: Definition of cgraph_max_pid
31797 (cgraph_create_node): Default init of pid attribute
31798 * cgraph.h: Declaration of cgraph_max_pid
31799 (struct cgraph_node): Added pid attribute
31800 * libgcov.c (__gcov_indirect_call_profiler): New function
31801 (__gcov_one_value_profiler_body): New function
31802 (__gcov_one_value_profiler): Body was moved to
31803 __gcov_one_value_profiler_body and calls it
31805 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31807 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31808 * gengtype.c (write_types_data, write_func_for_structure,
31809 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31810 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31811 (walk_type, write_func_for_structure): Generate the mark_hook if
31814 2007-01-19 Jan Hubicka <jh@suse.cz>
31816 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31817 'early' argument take inlining mode argument specifying whether to
31818 inline for size/speeed or all functions; add support for flattening;
31820 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31822 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31825 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31826 the name of the declared identifier.
31828 2007-01-19 Dirk Mueller <dmueller@suse.de>
31830 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31831 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31832 duplicate evaluation.
31834 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31836 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31837 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31838 to XFMode, use acosxf2 and truncate result to requested mode.
31839 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31840 (asin<mode>2): Similarly, with asin expanders.
31841 (*fscalexf4_i387): Rename from *fscalexf4.
31842 (expNcorexf3): New expander.
31843 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31844 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31845 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31846 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31847 patterns for SSE math.
31848 (exp10<mode>2): Similarly, with exp10 expanders.
31849 (exp2<mode>2): Similarly, with exp2 expanders.
31850 (expm1<mode>2): Similarly, with expm1 expanders.
31851 (ldexp<mode>3): Similarly, with ldexp expanders.
31852 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31853 Use gen_truncxf<mode>2_i387_noop to truncate result.
31855 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31857 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31858 for ColdFire targets.
31860 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31861 Richard Sandiford <richard@codesourcery.com>
31863 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31864 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31865 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31866 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31867 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31868 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31870 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31872 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31873 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31874 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31875 (*adddi_dilshr32_cf): New pattern.
31876 (adddi3, subdi3): Remove first alternatives.
31878 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31880 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31881 implemented using move.l, do not use its cc result for floating-point
31884 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31886 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31887 from accepting 's' constraints if flag_pic.
31889 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31891 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31892 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31893 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31894 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31896 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31898 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31899 ColdFire alternatives.
31900 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31901 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31902 architectures that support ff1 instruction.
31904 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31905 Julian Brown <julian@codesourcery.com>
31907 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31908 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31909 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31912 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31914 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31916 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31917 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31918 HOST_WIDE_INT instead of an rtx.
31919 (m68k_rtx_costs): Update call accordingly.
31920 (output_move_const_into_data_reg): Likewise. Fix formatting.
31921 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31923 (output_move_simode_const): Update calls after above changes.
31924 Rework to use automatic variables and predicates like MEM_P.
31925 * config/m68k/m68k.md (pushexthisi_const): Update call to
31928 2007-01-19 Dirk Mueller <dmueller@suse.de>
31930 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31931 in dump_flags test.
31933 2007-01-19 Richard Guenther <rguenther@suse.de>
31935 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31936 via cexp in case sincos is not available.
31938 2007-01-19 Richard Guenther <rguenther@suse.de>
31940 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31941 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31942 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31943 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31944 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31945 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31946 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31947 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31949 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31951 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31953 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31954 (atan2xf3): Directly generate RTL pattern.
31955 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31956 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31957 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31958 disable patterns for SSE math.
31959 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31960 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31961 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31962 disable patterns for SSE math.
31964 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31966 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31968 2007-01-18 Roger Sayle <roger@eyesopen.com>
31970 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31971 VIEW_CONVERT_EXPR to the same type as it's operand.
31973 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31975 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31976 configured for long double 128.
31978 2007-01-18 Mike Stump <mrs@apple.com>
31980 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31983 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31985 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
31986 in #if 0 code type correct.
31988 2007-01-18 Jan Hubicka <jh@suse.cz>
31990 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31991 greater than NUM_VOP_FREE_BUCKETS.
31993 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31995 * tree-ssa-structalias.c: Update comments.
31996 (ptabitmap_obstack): Removed.
31997 (pta_obstack): New.
31998 (oldpta_obstack): Ditto.
31999 (stats): Add a few members.
32000 (struct variable_info): Remove node, complex, address_taken, and
32001 indirect_target members. Add oldsolution member.
32002 (new_var_info): Do not initialize removed members.
32003 (constraint_expr_type): Remove INCLUDES.
32004 (constraint_graph): Add size, implicit_preds, rep,
32005 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
32006 (FIRST_REF_NODE): New macro.
32007 (LAST_REF_NODE): Ditto.
32008 (FIRST_ADDR_NODE): Ditto.
32009 (find): New function.
32011 (dump_constraint): Do not handle INCLUDES.
32012 (insert_into_complex): Do not insert duplicate constraints.
32013 (condense_varmap_nodes): Renamed and rewritten into ...
32014 (merge_node_constraints): This. Also fix bug in handling of
32015 offseted copy constraints.
32016 (clear_edges_for_node): No longer need to deal with preds at all,
32017 or removing associated preds/succs.
32018 (merge_graph_nodes): Deal with indirect_cycles.
32019 Don't deal with predecessors.
32020 (add_implicit_graph_edge): New function.
32021 (add_pred_graph_edge): Ditto.
32022 (add_graph_edge): Don't deal with predecessors.
32023 (build_constraint_graph): Removed.
32024 (build_pred_graph): New function.
32025 (build_succ_graph): Ditto.
32026 (struct scc_info): Removed in_component. Added roots, dfs, and
32027 node_mapping. Remove visited_index, unification_queue.
32028 (scc_visit): Deal with union-find we do now.
32029 Deal with cycles with REF nodes.
32030 (collapse_nodes): Renamed and rewritten to ...
32031 (unify_nodes): This.
32032 (process_unification_queue): Removed.
32033 (topo_visit): Cleanup
32034 (do_da_constraint): Use find.
32035 (do_sd_constraint): Ditto.
32036 (do_ds_constraint): Ditto.
32037 (do_complex_constraint): Ditto.
32038 (init_scc_info): Update for removed and added members.
32039 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
32040 (find_indirect_cycles): This.
32041 (equivalence_class): New variable.
32042 (label_visit): New function.
32043 (perform_variable_substitution): Rewritten.
32044 (free_var_substitution_info): New function.
32045 (find_equivalent_node): Ditto.
32046 (move_complex_constraints): Ditto.
32047 (eliminate_indirect_cycles): Ditto.
32048 (solve_graph): Only propagate changed bits.
32049 Use indirect cycle elimination.
32051 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
32052 (tree_id_eq): Renamed to ...
32053 (tree_vi_eq): This. Update for member change
32054 (insert_id_for_tree): Renamed and rewritten to ...
32055 (insert_vi_for_tree): This.
32056 (lookup_id_for_tree): Renamed and rewritten to ...
32057 (lookup_vi_for_tree): This.
32058 (get_id_for_tree): Renamed and rewritten to ...
32059 (get_vi_for_tree): Ditto.
32060 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
32061 (process_constraint): Don't handle INCLUDES.
32062 Remove special ADDRESSOF case.
32063 (find_func_aliases): Rewrite to use vi functions instead of id
32065 (create_function_info_for): Ditto.
32066 (create_variable_info_for): Ditto.
32067 (intra_create_variable_infos): Ditto.
32068 (merge_smts_into): Ditto.
32069 (find_what_p_points_to): Ditto.
32070 (init_base_vars): Ditto.
32071 (init_alias_vars): Ditto.
32072 (remove_preds_and_fake_succs): New function.
32073 (dump_sa_points_to_info): Dump new stats.
32074 (dump_solution_for_var): Use find.
32075 (set_used_smts): Fix formatting.
32076 (compute_points_to_sets): Updated for new functions.
32077 (ipa_pta_execute): Ditto.
32079 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32080 Richard Sandiford <richard@codesourcery.com>
32082 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
32084 * calls.c (expand_call): If the return value is a PARALLEL,
32085 extract its first member.
32086 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
32087 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32088 use FUNCTION_EXTRA_EPILOGUE.
32089 (m68k_function_value): Return a PARALLEL if the return value
32090 is of a pointer type.
32091 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
32092 (FUNCTION_EXTRA_EPILOGUE): Remove.
32093 * config/m68k/m68k.md (D0_REG): New constant.
32095 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32097 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32098 output a NOP for empty epilogues.
32100 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32102 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
32103 before function. Extend register save check to include all
32104 registers, not just integer ones.
32106 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32108 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
32109 (m68k_use_return_insn): ...this.
32110 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
32111 * config/m68k/m68k.c (use_return_insn): Rename to...
32112 (m68k_use_return_insn): ...this.
32113 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
32114 of USE_RETURN_INSN.
32116 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32118 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
32119 nearest even, fix denormal rounding overflow.
32121 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32123 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
32124 f%$smove and f%$move.
32125 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
32126 (extendsfdf2_cf): Use fdmove instead of f%&move.
32127 (truncdfsf2_cf): Use fsmove instead of f%$smove.
32128 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
32130 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32132 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
32135 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32137 * real.h (real_format): Add a canonical_nan_lsbs_set field.
32138 (coldfire_single_format): Declare.
32139 (coldfire_double_format): Likewise.
32140 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
32141 of qnan_msb_set to determine the lower bits of a canonical
32143 (encode_ieee_double): Likewise.
32144 (encode_ieee_quad): Likewise.
32145 (ieee_single_format): Initialize canonical_nan_lsbs_set.
32146 (mips_single_format): Likewise.
32147 (ieee_double_format): Likewise.
32148 (mips_double_format): Likewise.
32149 (ieee_extended_motorola_format): Likewise.
32150 (ieee_extended_intel_96_format): Likewise.
32151 (ieee_extended_intel_128_format): Likewise.
32152 (ieee_extended_intel_96_round_53_format): Likewise.
32153 (ibm_extended_format): Likewise.
32154 (mips_extended_format): Likewise.
32155 (ieee_quad_format): Likewise.
32156 (mips_quad_format): Likewise.
32157 (vax_f_format): Likewise.
32158 (vax_d_format): Likewise.
32159 (vax_g_format): Likewise.
32160 (i370_single_format): Likewise.
32161 (i370_double_format): Likewise.
32162 (decimal_single_format): Likewise.
32163 (decimal_double_format): Likewise.
32164 (decimal_quad_format): Likewise.
32165 (c4x_single_format): Likewise.
32166 (c4x_extended_format): Likewise.
32167 (real_internal_format): Likewise.
32168 (coldfire_single_format): New real_format.
32169 (coldfire_double_format): Likewise.
32170 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
32171 canonical_nan_lsbs_set.
32172 (pdp11_d_format): Likewise.
32173 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
32174 if TARGET_COLDFIRE_CPU.
32176 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32178 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
32179 (output_call, m68k_legitimize_call_address): Declare.
32180 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
32181 parenthesees. Add support for a 'W' constraint.
32182 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
32183 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
32184 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
32185 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
32187 (override_options): Initialize them. Do not set flag_no_function_cse
32188 for TARGET_ID_SHARED_LIBRARY.
32189 (m68k_output_pic_call): Delete.
32190 (m68k_legitimize_call_address): New function.
32191 (print_operand): Remove the %o prefix. Handle the %p prefix.
32192 (output_call): New function.
32193 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
32194 target address from the GOT if symbolic jumps are not allowed.
32195 * config/m68k/m68k.md (call, general_operand): Do not set
32196 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
32197 Merge separate flag_pic and !flag_pic define_insns into...
32198 (*call, *call_value): ...these new patterns. Match the address
32199 rather than the containing MEM and require it to be a call_operand.
32200 Use output_call to generate the asm template.
32201 * config/m68k/predicates.md (const_call_operand): New predicate.
32202 (call_operand): Likewise.
32204 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32206 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
32207 (STACK_GROWS_DOWNWARD): Define to 1.
32208 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
32209 comments, emphasizing that these values are only defaults.
32210 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
32211 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
32213 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32215 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
32217 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32218 Richard Sandiford <richard@codesourcery.com>
32220 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
32221 (FP_REGNO_P): New macros.
32222 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
32223 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
32224 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
32225 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
32227 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32229 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32230 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
32232 * config/m68k/t-floatlib: New file, extracting common code from...
32233 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
32234 * config/m68k/t-uclinux: Here.
32235 * config/m68k/fpgnulib.c: Do not compile extendeed precision
32236 routines on ColdFire targets.
32238 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32240 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32241 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
32242 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
32243 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
32244 explicitly set MOTOROLA to 1.
32245 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
32247 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32248 Nathan Sidwell <nathan@codesourcery.com>
32250 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
32251 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
32252 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
32253 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
32254 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
32255 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
32256 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
32257 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
32258 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
32259 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32260 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
32261 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
32262 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
32263 (DBX_REGISTER_NUMBER): Delete.
32264 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
32265 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32266 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
32268 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32270 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
32271 * config/flat.h: New file.
32272 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
32273 OBJECT_FORMAT_FLAT.
32274 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
32275 indirect references for -msep-data or -mid-shared-library.
32276 Do not use PC-relative code addresses either.
32277 * config/m68k/m68k.c (override_options): Restrict -fPIC error
32279 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
32280 for shared libraries and crt1.o for executables. Use crti.o and
32282 (ENDFILE_SPEC): Use crtend.o and crtn.o.
32283 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
32284 Do not add -elf2flt or -shared-lib-id options here.
32285 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
32286 Pass -shared-lib-id if -mid-shared-library, taking the library
32287 identifier from -mshared-library-id if given, otherwise
32289 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
32290 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
32291 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
32292 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
32293 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
32294 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
32296 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
32297 jump sequence for ISA A and ISA A+.
32298 (PICJUMP): Likewise.
32300 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32302 * config.gcc (m68k-*-uclinux*): Base the port on the common
32303 and m68k GNU/Linux files rather than on the generic ELF ones.
32304 * config/m68k/uclinux.h (TARGET_VERSION): Override.
32305 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
32307 2007-01-18 Julian Brown <julian@codesourcery.com>
32308 Richard Sandiford <richard@codesourcery.com>
32310 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
32311 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32312 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
32314 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
32315 80 unconditionally.
32316 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32318 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32320 * doc/install.texi: Document m68k-uclinuxoldabi.
32321 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
32322 * config/m68k/uclinux-oldabi.h: New file, copied from
32323 config/m68k/uclinux.h.
32325 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
32327 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
32328 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
32329 (m32r_compute_frame_size): Use unsigned for regno.
32330 (m32r_reload_lr): Use gen_frame_mem.
32332 (m32r_output_function_epilogue): Don't output the function epilogue
32334 (m32r_expand_epilogue): New.
32335 (direct_return): Return false if the function has the interrupt
32337 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
32338 * config/m32r/m32r.md (epilogue): New expander.
32339 (return_lr, return_rte): New insns.
32340 (return): Make it expander.
32341 (return_normal): New expander.
32343 2007-01-18 Josh Conner <jconner@apple.com>
32346 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
32347 support for UNLE, UNLT, UNGE, and UNGT.
32349 2007-01-18 Jan Hubicka <jh@suse.cz>
32351 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
32352 * tree-tailcall (add_virtual_phis): Likewise.
32353 (optimize_tail_call): Return TODOs.
32354 (execute_tail_calls): Return TODOs.
32355 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
32356 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
32358 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
32359 Cleanup cfg using TODO.
32360 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
32361 * passes.c (execute_function_todo): When cleanup did something, remove
32363 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
32364 (make_edges): Don't cleanup_cfg.
32366 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
32368 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
32369 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
32370 operate on the top of stack.
32371 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
32372 register handling of instructions that output to the second
32374 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
32375 (move_for_stack_reg): Special-case check for dead destination
32376 stack slot for constant load of 1.0 inside UNSPEC_TAN.
32378 * config/i386/i386.md (UNSPEC_TAN): New constant.
32379 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
32380 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
32381 to correctly model move of constant 1.0 to top stack slot.
32382 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
32383 (unnamed peephole2 pattern): Remove corresponding peephole2
32384 pattern that optimizes tan insn and loading of constant 1.0.
32385 (tanxf2): Use fptanxf4_i387.
32386 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
32387 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
32388 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32389 disable patterns for SSE math.
32390 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
32391 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
32393 2007-01-18 Dirk Mueller <dmueller@suse.de>
32394 Richard Guenther <rguenther@suse.de>
32397 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
32398 * common.opt (Warray-bounds): Add new warning option.
32399 * c-opts.c (c_common_handle_option): Define -Warray-bounds
32401 * Makefile.in: make tree-vrp.o depend on toplev.h
32402 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
32404 (check_array_refs, check_array_bounds, check_array_ref): New.
32406 2007-01-18 Jan Hubicka <jh@suse.cz>
32408 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
32409 (execute_ssa_ccp): Return flags conditionally.
32410 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
32412 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
32414 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
32416 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
32417 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
32419 * Makefile.c (GTFILES): Add cfglayout.h.
32420 * gengtype.c (open_base_files): Likewise.
32421 * cfglayout.c (cfg_layout_function_footer,
32422 cfg_layout_function_header) Reindent to make gengtype happy.
32423 * cfglayout.h (cfg_layout_function_footer,
32424 cfg_layout_function_header): Add GTY(()) marker.
32426 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
32428 2007-01-18 Ben Elliston <bje@au.ibm.com>
32430 * genautomata.c (write_automata): Include xstrerror output in the
32431 error message if writing the DFA description file fails.
32433 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
32435 * config/mips/mips-protos.h (mips_output_external): Make it
32437 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
32438 * config/mips/mips.c (irix_output_external_libcall): Likewise.
32439 (extern_list): Likewise.
32440 (extern_head): Likewise.
32441 (TARGET_ASM_FILE_END): Likewise.
32442 (mips_file_end): Likewise.
32443 (mips_output_external): Rewritten.
32445 2007-01-18 Ben Elliston <bje@au.ibm.com>
32447 * genpreds.c (write_insn_preds_c): Only write out the function
32448 body for regclass_for_constraint if we have register constraints.
32450 2007-01-17 Tom Tromey <tromey@redhat.com>
32452 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32453 * doc/install.texi (Testing): Use sourceware.org.
32454 (Binaries): Likewise.
32455 (Specific): Likewise.
32456 * doc/contrib.texi (Contributors): Use sourceware.org.
32458 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32460 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32461 (AVR_ENHANCED): Rename to ...
32462 (AVR_HAVE_MUL): ... new.
32463 (avr_enhanced_p): Rename to ...
32464 (avr_have_mul_p): ... new.
32465 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32466 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32467 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32468 (avr_have_mul_p): ... new.
32469 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32470 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32471 'avr_enhanced_p' and 'enhanced'.
32472 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32473 AVR_HAVE_MUL instead of AVR_ENHANCED.
32474 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32475 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32476 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32477 instead of AVR_ENHANCED.
32478 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32479 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32480 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32482 2007-01-17 Ian Lance Taylor <iant@google.com>
32484 * vec.h (VEC_reserve_exact): Define.
32485 (vec_gc_p_reserve_exact): Declare.
32486 (vec_gc_o_reserve_exact): Declare.
32487 (vec_heap_p_reserve_exact): Declare.
32488 (vec_heap_o_reserve_exact): Declare.
32489 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32491 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32492 negative parameter.
32493 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32494 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32495 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32496 * vec.c (calculate_allocation): Add exact parameter. Change all
32498 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32499 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32500 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32501 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32502 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32503 (vec_heap_p_reserve_exact): New function.
32504 (vec_heap_o_reserve_exact): New function.
32506 2007-01-17 Jan Hubicka <jh@suse.cz>
32508 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32510 2007-01-17 Eric Christopher <echristo@apple.com>
32512 * config.gcc: Support core2 processor.
32514 2007-01-16 Jan Hubicka <jh@suse.cz>
32516 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32517 the names, just unlink the chain so we don't crash on dangling
32521 2007-01-16 Jan Hubicka <jh@suse.cz>
32523 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32524 * tree-pass.h: Reorder to make IPA passes appear toegher.
32525 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32527 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32528 parameters, do not call early inliner.
32529 * ipa-inline.c: Update comments. Include tree-flow.h
32530 (cgraph_decide_inlining): Do not compute inlining parameters.
32531 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32532 be called with function context set up.
32533 (pass_ipa_inline): Remove unreachable functions before pass.
32534 (cgraph_early_inlining): Simplify assuming to be called from the
32536 (pass_early_inline): New pass.
32537 (cgraph_gate_ipa_early_inlining): New gate.
32538 (pass_ipa_early_inline): Turn into simple wrapper.
32539 (compute_inline_parameters): New function.
32540 (gate_inline_passes): New gate.
32541 (pass_inline_parameters): New pass.
32542 (apply_inline): Move here from tree-optimize.c
32543 (pass_apply_inline): New pass.
32544 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32546 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32547 doing them by hand.
32548 (tree_function_versioning): Do not allocate dummy struct function.
32549 * tree-inline.h (optimize_inline_calls): Update prototype.
32550 * tree-optimize.c (execute_fixup_cfg): Export.
32551 (pass_fixup_cfg): Remove
32552 (tree_rest_of_compilation): Do not apply inlines.
32553 * tree-flow.h (execute_fixup_cfg): Declare.
32554 * Makefile.in (gt-passes.c): New.
32555 * passes.c: Include gt-passes.h
32556 (init_optimization_passes): New passes.
32557 (nnodes, order): New static vars.
32558 (do_per_function_toporder): New function.
32559 (execute_one_pass): Dump current pass here.
32560 (execute_ipa_pass_list): Don't dump current pass here.
32562 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32564 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32565 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32567 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32569 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32570 (strong_alias): Define.
32571 (__gcc_qmul): Provide non-FMA for soft-float.
32572 (__gcc_qdiv): Same.
32577 (__gcc_qunord): New.
32587 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32588 soft-float functions.
32589 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32590 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32591 about long double soft float.
32593 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32594 Tehila Meyzels <tehila@il.ibm.com>
32596 * tree-vectorizer.h (is_pattern_stmt_p): New.
32597 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32598 formatting (tabs instead of spaces). Cleanup and clarify setting
32599 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32600 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32601 (vectorizable_type_demotion): Check that types are integral.
32602 (vectorizable_type_promotion): Likewise.
32603 (vectorizable_store): Fix typo. Eliminate new-line at end of
32606 2007-01-16 Jan Hubicka <jh@suse.cz>
32608 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32611 2007-01-15 Eric Christopher <echristo@apple.com>
32613 * ifcvt.c: Include vec.h, vecprim.h.
32614 (check_cond_move_block): New argument regs.
32615 Reorganize. Add registers used to regs.
32616 (cond_move_process_if_block): Use regs set above as
32619 2007-01-15 Eric Christopher <echristo@apple.com>
32621 * config/darwin.h: Update copyright.
32622 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32623 (LINK_COMMAND_SPEC): Add -u.
32624 (LINK_SPEC): Fix umbrella for above.
32626 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32628 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32631 2007-01-15 Tom Tromey <tromey@redhat.com>
32633 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32634 * doc/install.texi (Testing): Don't mention jacks.
32635 (Configuration): Document --enable-java-maintainer-mode. Move
32636 --with-java-home to libgcj-specific section. Document
32638 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32640 2007-01-15 Jan Hubicka <jh@suse.cz>
32642 * tree-ssa-dce.c (DCE_TODOs): New.
32643 (propagate_necessity): Return if something changed.
32644 (eliminate_unnecessary_stmts): Likewise.
32645 (perform_tree_ssa_dce): Return TODO flags when needed.
32646 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32648 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32650 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32651 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32652 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32653 patterns using X87MODEF12 mode macro. Extend operand 1
32654 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32655 (log10<mode>2): Ditto.
32656 (log2<mode>2): Ditto.
32657 (log1p<mode>2): Ditto.
32658 (logb<mode>2): Ditto.
32659 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32660 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32661 (*fxtractxf3_i387): Rename from *fxtractxf3.
32662 (fxtract_extend<mode>xf3_i387): New insn pattern.
32663 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32664 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32665 and gen_fyl2xxf3_i387().
32667 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32669 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32670 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32671 get_loop_exit_edges. Changed return type to bool.
32672 * cfgloop.h (fix_loop_placement): Declaration removed.
32674 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32676 * param.h (MIN_VECT_LOOP_BOUND): New.
32677 * params.def (MIN_VECT_LOOP_BOUND): New.
32678 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32679 argument - minimum threshold for number of iterations.
32680 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32681 argument to declaration.
32682 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32683 MIN_VECT_LOOP_BOUND.
32684 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32685 slpeel_tree_peel_loop_to_edge with additional argument.
32686 (vect_do_peeling_for_alignment): Likewise.
32687 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32689 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32692 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32693 operands of size 1.
32695 2007-01-14 Jan Hubicka <jh@suse.cz>
32697 * tree-dfa.c (remove_referenced_var): New function.
32698 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32699 prune referenced vars list too.
32700 * tree-flow.h (remove_referenced_var): Declare.
32702 2007-01-14 Jan Hubicka <jh@suse.cz>
32704 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32706 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32707 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32708 * except.h (verify_eh_throw_table_statements): Kill prototype.
32709 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32710 into call exrepssions.
32711 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32713 * tree-cfg.c: Include pointer-set.h.
32714 (verify_node_sharing): Work on pointer set.
32715 (verify_eh_throw_stmt_node): New.
32716 (verify_stmts): Use pointers sets, verify throw_stmt.
32718 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32720 * ipa-reference.c (analyze_function): Consider also addresses taken
32723 2007-01-12 Roger Sayle <roger@eyesopen.com>
32725 * c-typeck.c (null_pointer_constant_p): Replace use of
32726 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32727 (build_c_cast): Likewise.
32729 2007-01-12 Roger Sayle <roger@eyesopen.com>
32731 * tree.h (force_fit_type_double): Remove unused final argument.
32732 * c-common.c (constant_expression_warning): Replace use of
32733 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32734 (convert_and_check): Likewise.
32735 (shorten_compare): Update call to force_fit_type_double.
32736 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32737 * convert.c (convert_to_pointer): Update call to
32738 force_fit_type_double.
32739 * fold-const.c (force_fit_type_double): Remove overflowed_const
32741 (int_const_binop, fold_convert_const_int_from_int,
32742 fold_convert_const_int_from_real, fold_div_compare,
32743 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32744 fold_abs_const, fold_not_const): Remove the final argument from
32745 calls to force_fit_type_double.
32747 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32749 * configure.ac: Set insn to "nop" for spu-*-* also.
32750 * configure: Regenerate.
32752 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32754 * builtins.def : Add BUILT_IN_FREE.
32756 2007-01-12 Jan Hubicka <jh@suse.cz>
32758 PR tree-optimization/30443
32759 * tree-inline.c (tree_function_versioning): Do not optimize when
32760 cloning for inlining.
32762 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32764 * doc/loop.texi: Document recording of loop exits.
32765 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32766 (update_single_exits_after_duplication,
32767 update_single_exit_for_duplicated_loop,
32768 update_single_exit_for_duplicated_loops): Removed.
32769 (duplicate_loop_to_header_edge): Do not call
32770 update_single_exits_after_duplication and
32771 update_single_exit_for_duplicated_loops.
32772 (loop_version): Do not update single_exit information.
32773 (fix_loop_structure): Use record_loop_exits instead of
32774 mark_single_exit_loops.
32775 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32776 the lists of loop exits.
32777 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32778 split_edge, merge_blocks): Update the lists of loop exits.
32779 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32780 loop_optimizer_init.
32781 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32782 of mark_single_exit_loops.
32783 (loop_optimizer_finalize): Call release_recorded_exits.
32784 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32785 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32786 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32787 update single exit information.
32788 * lambda-code.c (perfect_nestify): Ditto.
32789 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32790 (mark_single_exit_loops): Removed.
32791 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32792 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32793 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32795 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32796 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32797 (verify_loop_structure): Verify consistency of the exit lists.
32798 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32799 (set_single_exit): Removed.
32800 * cfgloop.h (struct loop_exit): New function.
32801 (struct loop): single_exit_ field replaced by exits field.
32802 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32803 LOOPS_HAVE_RECORDED_EXITS.
32804 (struct loops): Added exits hash.
32805 (mark_single_exit_loops, set_single_exit): Declaration removed.
32806 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32808 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32810 * doc/invoke.texi: Avoid use of @headitem.
32812 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32814 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32816 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32818 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32821 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32822 Richard Sandiford <richard@codesourcery.com>
32824 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32825 * config/m68k/m68k.opt: Resort options.
32826 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32828 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32829 Richard Sandiford <richard@codesourcery.com>
32831 * doc/invoke.texi: Document the macros that are defined by
32832 m68k's -mtune and -mhard-float options.
32833 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32834 (m68k_cpp_cpu_family): Likewise.
32835 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32836 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32837 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32838 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32839 (m68k_cpp_cpu_family): Likewise.
32841 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32843 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32844 macros besides mc68000 as tuning macros. Use a switch statement
32845 to set them and mcpu32.
32847 2007-01-12 Julian Brown <julian@codesourcery.com>
32849 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32850 (TARGET_68040_ONLY): Rename to...
32851 (TARGET_68040): ...this.
32852 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32853 * config/m68k/m68k.md: Likewise.
32855 2007-01-12 Julian Brown <julian@codesourcery.com>
32856 Nathan Sidwell <nathan@codesourcery.com>
32857 Richard Sandiford <richard@codesourcery.com>
32859 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32860 the -mcpu= argument associated with the --with-cpu setting.
32861 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32862 if different from the one implied by the -mcpu setting.
32863 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32864 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32865 * doc/invoke.texi: Mention ColdFire in the introduction to the
32866 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32867 -mno-div and -mhard-float options. Make -m68881 a synonym for
32868 -mhard-float. Document the previously-undocumented -m5206e,
32869 -m528x, -m5307 and -m5407 options. Tweak the existing option
32870 documentation for consistency.
32871 * doc/install.texi: Mention new --with-cpu arguments.
32872 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32873 default CPU if neither -mcpu nor -march are specified.
32874 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32875 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32876 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32877 using m68k_tune to decide between families that implement the
32878 same ISA. Use m68k_tune to set __mcfv4e__.
32879 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32880 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32881 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32882 (FL_ISA_C, FL_ISA_MMU): New macros.
32883 (MASK_COLDFIRE): Delete.
32884 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32885 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32886 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32887 (TARGET_HARD_FLOAT): Do not define here.
32888 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32889 (TUNE_68000): New macro.
32890 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32891 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32892 (TUNE_CFV2): Redefine in terms of m68k_tune.
32893 (uarch_type, target_device, fpu_type): New enums.
32894 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32895 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32896 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32897 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32898 (FL_FOR_isa_c): New macros.
32899 (m68k_isa): New enum.
32900 (m68k_target_selection): New structure.
32901 (all_devices, all_isas, all_microarchs): New tables.
32902 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32903 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32904 (MASK_ALL_CPU_BITS): Delete.
32905 (m68k_find_selection): New function.
32906 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32907 Map the legacy target options to a combination of the new ones.
32908 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32909 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32910 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32912 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32913 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32915 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32916 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32917 * config/m68k/m68k-devices.def: New file.
32919 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32920 Nathan Sidwell <nathan@codesourcery.com>
32922 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32923 (SUBTARGET_EXTRA_SPECS): New macros.
32924 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32925 use %(asm_cpu_spec) instead.
32926 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32927 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32928 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32929 (EXTRA_SPECS): Rename to...
32930 (SUBTARGET_EXTRA_SPECS): ...this.
32932 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32933 Richard Sandiford <richard@codesourcery.com>
32934 Julian Brown <julian@codesourcery.com>
32936 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32937 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32938 to the configuration's default CPU.
32939 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32940 Remove default masks.
32941 (m680[012]0-*-*): Set the default with_cpu to the first part of
32943 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32944 (m68k*-*-linux): Extend the --with-cpu handling to...
32945 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32946 and m68010. Don't set target_cpu_default2.
32947 * doc/install.texi: Document --with-cpu for m68k.
32948 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32949 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32950 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32951 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32952 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32953 (ASM_SPEC): Remove use of %(asm_cpu_default).
32954 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32955 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32956 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32957 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32958 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32959 (TARGET_DEFAULT): Delete.
32960 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32961 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32962 (CPP_CPU_SPEC): Delete.
32963 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32964 the appropriate string.
32965 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32966 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32967 (ASM_SPEC): Don't use %(asm_default_spec).
32968 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32969 TARGET_DEFAULT and add MASK_68881.
32970 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32972 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32974 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32975 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32976 MASK_68010 alongside MASK_68020.
32977 * doc/invoke.texi: Document -m68010.
32978 * config/m68k/m68k.opt (m68010): New.
32979 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32981 (TUNE_68010): New macro.
32982 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32983 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32984 (M68K_CPU_m68332): Add MASK_68010.
32985 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32986 fallback definition.
32987 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32989 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32990 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32991 to all entries that use MASK_68020.
32992 (output_move_simode_const, output_move_himode, output_move_qimode)
32993 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32994 instead of TARGET_68020 to select clr behavior. Remove comment
32995 about there being no TARGET_68010.
32996 * config/m68k/m68k.md: Likewise throughout.
32998 2007-01-12 Julian Brown <julian@codesourcery.com>
33000 * config/m68k/m68k.h (TARGET_ISAB): New macro.
33001 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
33002 * config/m68k/m68k.md: Likewise.
33004 2007-01-12 Julian Brown <julian@codesourcery.com>
33006 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
33007 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
33009 2007-01-12 Julian Brown <julian@codesourcery.com>
33011 * config/m68k/m68k.h (TUNE_68040_60): New macro.
33012 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
33013 * config/m68k/m68k.md: Likewise.
33015 2007-01-12 Julian Brown <julian@codesourcery.com>
33016 Richard Sandiford <richard@codesourcery.com>
33018 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
33019 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
33020 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
33022 (TARGET_CPU32): Rename to...
33023 (TUNE_CPU32): ...this.
33024 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
33025 (TUNE_CFV2): New macros.
33026 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
33027 remove conditions that are implied by TARGET_68020.
33028 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
33029 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
33030 (m68k_output_function_epilogue): Likewise.
33031 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
33032 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
33033 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
33034 non-68000 timings. Refactor multiplication and division costs.
33035 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
33036 TUNE_CPU32 instead of TARGET_CPU32.
33037 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
33038 and TUNE_68060 instead of TARGET_68060.
33039 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
33040 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
33042 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
33043 && !TARGET_COLDFIRE" to choose between moveq and clr.
33044 Likewise in the unnamed movsf pattern.
33045 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
33046 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
33049 2007-01-12 Richard Sandiford <richard@codesourcery.com>
33051 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
33052 of tabbing before backslashes.
33054 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33056 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
33057 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
33058 (ASM_OUTPUT_INTERNAL_LABEL): Define.
33060 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33062 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
33063 find_interesting_uses_cond.
33064 (find_interesting_uses_cond): Use extract_cond_operands.
33065 (rewrite_use_compare): Use extract_cond_operands and
33066 force_gimple_operand_bsi. Do not call update_stmt.
33067 (determine_use_iv_cost_condition): Use extract_cond_operands.
33068 Return cheaper of using original bound and changing the exit bound.
33070 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33072 PR tree-optimization/29516
33073 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
33074 most_expensive_mult_to_index, addr_to_parts,
33075 create_mem_ref, maybe_fold_tmr): Make the type of
33076 fields of TARGET_MEM_REF sizetype.
33077 (move_fixed_address_to_symbol, move_pointer_to_base):
33079 * tree.def (TARGET_MEM_REF): Add comment on types of
33082 2007-01-11 Joseph Myers <joseph@codesourcery.com>
33084 * c-common.c (vector_types_convertible_p): Treat opaque types as
33085 always convertible if they have the same size, but not otherwise.
33087 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
33089 * ifcvt.c (struct noce_if_info): Add comments to the fields.
33090 Remove the b_unconditional field.
33091 (noce_try_sign_mask): Do not look at b_unconditional.
33092 (noce_process_if_block): Do not use merge_if_blocks. Update
33093 the CFG here. Do not set b_unconditional.
33094 (cond_move_process_if_block): Likewise.
33095 (find_cond_trap): Likewise.
33096 (check_cond_move_block): Require simple jump insns at the end
33097 of the basic block.
33099 2007-01-11 Jan Hubicka <jh@suse.cz>
33101 PR tree-optimization/1046
33102 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
33103 when alias info is not ready.
33104 (pass_tail_recursion): Do not require aliasing.
33105 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
33106 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
33107 * tree-ssa-copy.c (pass_copy_prop): Likewise.
33108 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
33109 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
33110 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
33111 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
33113 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
33114 When aliasing is not build, mark statement as volatile.
33116 2007-01-11 Tom Tromey <tromey@redhat.com>
33118 PR preprocessor/15185
33119 PR preprocessor/20989
33120 * doc/cppopts.texi <-MT>: Update description of algorithm for
33121 computing default target.
33122 <-M, -MD>: Reword "basename" text.
33124 2007-01-11 Roger Sayle <roger@eyesopen.com>
33126 * builtins.c (expand_builtin_pow, expand_builtin_powi,
33127 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
33128 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
33129 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
33130 fold_builtin_bswap, real_constp, fold_builtin_pow,
33131 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
33132 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
33133 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
33134 * convert.c (convert_to_pointer): Likewise.
33135 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
33136 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
33137 const_binop, fold_convert_const_int_from_int,
33138 fold_convert_const_int_from_real,
33139 fold_convert_const_real_from_real, sign_bit_p,
33140 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
33141 fold_sign_changed_comparison, fold_unary, fold_comparison,
33142 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
33143 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
33144 * print-tree.c (print_node_brief, print_node): Likewise.
33145 * stor-layout.c (place_field, layout_type): Likewise.
33146 * tree-chrec.c (keep_cast): Likewise.
33147 * tree.c (build_vector, build_real, build_real_from_int_cst,
33148 build_complex): Likewise.
33150 2007-01-11 Roger Sayle <roger@eyesopen.com>
33152 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
33153 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
33155 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
33157 * configure.ac (strict1_warn): Rename to strict_warn.
33158 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
33159 cc_set_by_configure, quoted_cc_set_by_configure,
33160 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
33161 all_boot_languages, all_stagestuff): Remove.
33162 (target_list): Remove bootstrap targets.
33163 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
33164 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
33165 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
33166 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
33167 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
33168 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
33169 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
33170 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
33171 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
33172 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
33173 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
33174 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
33175 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
33176 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
33177 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
33178 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
33179 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
33180 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
33181 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
33182 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
33183 (mostlyclean): Adjust.
33184 (clean, distclean): Don't mention bootstrap stuff.
33185 * configure: Regenerate.
33186 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
33187 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
33188 treelang/config-lang.in (stagestuff): Remove.
33189 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
33190 stageprofile, stagefeedback, stagestuff): Remove mention.
33192 2007-01-11 Nick Clifton <nickc@redhat.com>
33194 * config/mcore/predicates.md (mcore_general_movesrc_operand):
33196 (mcore_general_movdst_operand): Do not accept CONST_INTs.
33197 (mcore_arith_K_S_operand): Run the test for the S constraint not
33198 the test for the M constraint.
33199 (mcore_addsub_operand): Do not accept integer values that are
33200 larger than 32 bits.
33201 * config/mcore/mcore.md: Remove unused constraints from split.
33202 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
33203 (addsi3): Likewise.
33204 (allocate_stack): Likewise.
33205 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
33206 operands to 32 bits.
33207 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
33209 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
33210 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
33211 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
33212 mcore_output_bclri, mcore_output_andn, output_inline_const,
33213 mcore_output_move, mcore_output_movedouble): Likewise.
33214 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
33215 (output_inline_const): Likewise.
33216 (output_inline_const): Fix format strings used in sprintf
33218 * config/mcore/mcore-protos.h: Update prototypes for changed
33219 functions in mcore.c.
33220 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
33221 HOST_WIDE_INT and not int.
33222 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
33223 CONST_OK_FOR_N): Likewise.
33224 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
33225 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
33228 2007-01-10 Jan Hubicka <jh@suse.cz>
33230 * tree-vrp.c (remove_range_assertions): Release defs.
33231 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
33232 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
33234 2007-01-10 Paul Brook <paul@codesourcery.com>
33236 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
33237 * config/arm/arm.md (mulsi3subsi): New insn.
33239 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
33241 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
33242 (tree_transform_and_unroll_loop): New.
33243 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
33246 2007-01-10 Robert Kennedy <jimbob@google.com>
33248 * fold-const.c (fold_comparison): Fold comparisons like (x *
33249 1000 < 0) to (x < 0).
33251 2007-01-10 Ian Lance Taylor <iant@google.com>
33253 * tree-pretty-print.c (dump_generic_node): Print parentheses when
33254 operands have the same priority.
33256 2007-01-10 Tom Tromey <tromey@redhat.com>
33258 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
33259 (fold_binary): Likewise.
33260 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
33261 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
33262 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
33263 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
33264 * langhooks.h (struct lang_hooks): Removed field
33265 'can_use_bit_fields_p'.
33267 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
33269 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
33271 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
33273 * function.c (get_last_funcdef_no): New function.
33274 * function.h (get_last_funcdef_no): Declare.
33275 * tree-inline.c (initialize_cfun): Add initialization.
33276 (tree_function_versioning): Cleanup.
33278 2007-01-10 Jan Hubicka <jh@suse.cz>
33280 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
33283 2007-01-10 Sa Liu <saliu@de.ibm.com>
33284 Ben Elliston <bje@au.ibm.com>
33286 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
33287 for SAVE_NONLOCAL and Pmode for any other save level.
33288 * spu-protos.h (spu_restore_stack_block): Declare.
33289 * spu.md (save_stack_block): Remove.
33290 (restore_stack_block): Call spu_restore_stack_block.
33291 * spu.c (spu_restore_stack_block): New function.
33292 (spu_expand_epilogue): Remove old comment.
33294 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
33296 PR tree-optimization/30322
33297 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
33298 (cand_value_at): Return the value as aff_tree.
33299 (may_eliminate_iv): Convert the bound from aff_tree to tree.
33300 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
33301 aff_combination_mult): New functions.
33302 (aff_combination_add): Use aff_combination_add_cst.
33303 (aff_combination_convert): Allow conversions to a wider type.
33304 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
33305 * tree-affine.h (aff_combination_mult): Declare.
33307 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
33309 * doc/tm.texi: Update documentation to reflect reality of exec
33310 and start file search behaviours. Update copyright year.
33311 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
33312 header file directories.
33314 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
33316 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
33317 (*cosxf2): Rename to cosxf2_i387.
33318 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
33319 using X87MODEF12 mode macro. Rename patterns to
33320 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
33322 (*cosdf2, *cossf2): Ditto.
33323 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
33324 to match extended input operands.
33325 (sincos<mode>3): New expander.
33326 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
33327 insn patterns and corresponding splitters.
33329 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
33331 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
33332 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
33334 2007-01-09 Nicolas Pitre <nico@cam.org>
33337 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
33339 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33341 * target.h (struct gcc_target): New field library_rtti_comdat.
33342 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
33343 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
33344 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
33345 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
33347 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33349 * doc/invoke.texi (Optimize Options): Correct description of -O0.
33351 2007-01-08 Richard Guenther <rguenther@suse.de>
33353 * tree.h (force_fit_type_double): Export.
33354 (force_fit_type): Remove.
33355 * fold-const.c (force_fit_type_double): New function.
33356 (force_fit_type): Remove.
33357 (int_const_binop): Use it.
33358 (fold_convert_const_int_from_int): Likewise.
33359 (fold_convert_const_int_from_real): Likewise.
33360 (fold_div_compare): Likewise.
33361 (fold_sign_changed_comparison): Likewise.
33362 (fold_unary): Likewise.
33363 (fold_negate_const): Likewise.
33364 (fold_abs_const): Likewise.
33365 (fold_not_const): Likewise.
33366 * c-common.c (shorten_compare): Use force_fit_type_double.
33367 * convert.c (convert_to_pointer): Likewise.
33369 2007-01-08 Richard Guenther <rguenther@suse.de>
33371 * tree.h (build_int_cst_wide_type): Export.
33372 * tree.c (build_int_cst_wide_type): New function.
33373 (build_int_cst_wide): Fix comment.
33374 * builtins.c (fold_builtin_object_size): Use build_int_cst
33375 to build -1 or 0 of the correct type. Use fit_double_type
33376 to check for overflow.
33377 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
33379 (decode_field_reference): Likewise.
33380 (all_ones_mask_p): Likewise.
33381 (native_interpret_int): Use build_int_cst_wide_type.
33382 (fold_binary): Use build_int_cst_type to build an all-ones
33384 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
33386 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
33388 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
33390 2007-01-09 Ben Elliston <bje@au.ibm.com>
33392 * genautomata.c (STATS_OPTION): New option.
33393 (stats_flag): New flag.
33394 (gen_automata_option): Handle it.
33395 (initiate_automaton_gen): Ditto.
33396 (write_automata): Output statistics only if stats_flag is
33397 set. Likewise, output time statistics only if time_flag is set.
33398 * doc/md.texi (Processor pipeline description): Document new flag.
33400 2007-01-08 Richard Guenther <rguenther@suse.de>
33402 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
33403 * tree.c (build_int_cst_type): Likewise.
33404 (size_in_bytes): Don't call force_fit_type on the result.
33405 (int_fits_type_p): Use fit_double_type.
33406 * fold-const.c (fit_double_type): New function.
33407 (force_fit_type): Use it.
33408 * tree.h (fit_double_type): Export.
33410 2007-01-08 Jan Hubicka <jh@suse.cz>
33412 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
33413 * ipa.c (function_and_variable_visibility): Fix return type.
33415 2007-01-08 Richard Guenther <rguenther@suse.de>
33417 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
33418 of offset to build the index.
33419 * tree-pretty-print.c (dump_generic_node): Don't build negated
33420 const just for printing.
33421 * c-pretty-print.c (pp_c_integer_constant): Likewise.
33422 * builtins.c (fold_builtin_int_roundingfn): Check if result
33423 fits the type by using force_fit_type and comparing the result.
33424 * predict.c (predict_loops): Use compare_tree_int for comparison.
33425 * tree.c (build_int_cst): Fall back to integer_type_node for
33427 (build_int_cst_wide): Assert type is non-null.
33429 2007-01-08 Roberto Costa <roberto.costa@st.com>
33431 * tree-vrp.c (extract_range_from_cond_expr): New.
33432 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
33433 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
33435 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
33436 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
33437 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
33438 used as expressions.
33439 * tree-object-size.c (cond_expr_object_size): New.
33440 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
33442 2007-01-08 Jan Hubicka <jh@suse.cz>
33444 * tree-ssa-forwprop.c (forward_propagate_into_cond,
33445 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33448 2007-01-08 Richard Guenther <rguenther@suse.de>
33450 PR tree-optimization/23603
33451 * tree-vrp.c (set_value_range_to_truthvalue): New function.
33452 (extract_range_from_binary): Fall back to truthvalue instead of
33453 varying for TRUTH_*_EXPR.
33454 (extract_range_from_comparison): Fall back to truthvalue instead of
33456 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33457 if all visited PHI values were constant.
33459 2007-01-08 Jan Hubicka <jh@suse.cz>
33461 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33462 (cgraph_analyze_function): break out from ...
33463 (cgraph_finalize_compilation_unit): ... here.
33464 (cgraph_expand_function): Remove forgoten commented out line.
33465 (cgraph_optimize): Analyze functions.
33467 2007-01-08 Jan Hubicka <jh@suse.cz>
33469 * tree-pas.h (TODO_remove_function): New flag.
33470 (TODO_update*): Renumber.
33471 (pass_ipa_increase_alignment,
33472 pass_ipa_function_and_variable_visibility): New passes.
33473 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33474 (cgraph_function_and_variable_visibility): Move to ipa.c
33475 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33476 cgraph_increase_alignment.
33477 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33478 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33479 calling tree-inline.
33480 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33481 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33482 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33483 (gate_increase_alignment): New function.
33484 (pass_ipa_increase_alignment): New pass.
33485 * ipa.c: Inline tree-pass.h and timevar.h
33486 (function_and_variable_visibility): Move here from cgraphunit.c
33487 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33488 * passes.c (init_optimization_passes): Add the two new passes.
33489 (execute_todo): Handle cgraph_remove_functions.
33491 2007-01-08 Nick Clifton <nickc@redhat.com>
33493 * config/frv/predicates.md (reg_or_0_operand): Accept
33496 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33498 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33499 * config.gcc: Add bfin*-rtems*.
33501 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33503 * c.opt: Add -flax-vector-conversions.
33504 * c-typeck.c (convert_for_assignment): Pass flag to
33505 vector_types_convertible_p to allow emission of note.
33506 (digest_init): Likewise.
33507 * c-opts.c: Handle -flax-vector-conversions.
33508 * c-common.c (flag_lax_vector_conversions): New.
33509 (vector_types_convertible_p): Unless -flax-vector conversions
33510 has been passed, disallow conversions between vectors with
33511 differing numbers of subparts and/or element types. If such
33512 a conversion is disallowed, possibly emit a note on the first
33513 occasion only to inform the user of -flax-vector-conversions.
33514 The new last argument specifies this.
33515 * c-common.h (flag_lax_vector_conversions): New.
33516 (vector_types_convertible_p): Add extra argument.
33517 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33518 char_type_node for V*QI type vectors.
33519 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33520 Update to satisfy new typechecking rules.
33521 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33522 C and C++ variants.
33523 * doc/invoke.texi (C Dialect Options): Document
33524 -flax-vector-conversions.
33526 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33528 PR tree-optimization/29877
33529 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33530 a register variable on the RHS to not be replaceable.
33532 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33533 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33534 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33535 const_simm15, const_pow2, const_npow2): Added.
33536 * config/score/misc.md (insv, extv, extzv, movmemsi,
33537 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33538 * config/score/score.c (score_address_cost, score_select_cc_mode):
33540 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33541 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33542 Update score_print_operand.
33543 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33544 Adjust register allocate order and update some macro define.
33545 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33546 mdx_block_move_straight, mdx_block_move_loop_head,
33547 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33548 mdx_block_move_loop, mdx_block_move): Added.
33549 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33550 mdp_limm): Updated and fix some bug and typo.
33551 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33552 (movsf, movdf, doloop_end): Added.
33554 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33556 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33557 config/arm/thumb2.md: Fix comment typos.
33558 * doc/extend.texi: Fix a typo.
33560 2007-01-07 Eric Christopher <echristo@apple.com>
33562 * configure.ac: Check for __stack_chk_fail for darwin.
33563 * configure: Regenerate.
33565 2007-01-07 Richard Guenther <rguenther@suse.de>
33567 * tree-vrp.c (extract_range_from_assert): CSE calls to
33568 compare_values where possible.
33569 (extract_range_from_unary_expr): Likewise.
33571 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33573 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33574 * config/avr/avr.c (call_insn_operand): Delete function.
33575 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33576 instead of register number. Use predicates.
33577 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33578 call_insn_operand): Add.
33580 2007-01-06 Jan Hubicka <jh@suse.cz>
33582 * tree-pass.h (pass_build_cgraph_edges): Declare.
33583 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33584 (visited_nodes): Remove.
33585 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33586 build_cgrpah_edges; make visited_nodes local.
33587 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33588 (record_references_in_initializer): Move to cgraphbuild.c
33589 (initialize_inline_failed, rebuild_cgraph_edges,
33590 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33591 (verify_cgraph_node): Make visited_nodes local.
33592 (cgraph_analyze_function): Do not call cgraph_create_edges and
33593 initialize_inline_failed.
33594 (cgraph_expand_function): Do not call cgraph_lower_function;
33595 assert that function is already lowered.
33596 * Makefile.in (cgraphbuild.o): New.
33597 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33598 at the end of lowering passes.
33600 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33602 * ifcvt.c (cond_move_convert_if_block): New function, code
33603 factored out from...
33604 (cond_move_process_if_block): ...here. Call the new function
33605 on the THEN and ELSE blocks.
33606 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33607 already takes care of this.
33609 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33612 * tree.h (TREE_OVERFLOW_P): New.
33613 * c-typeck.c (parser_build_unary_op): Warn only if result
33614 overflowed and operands did not.
33615 (parser_build_binary_op): Likewise.
33616 (convert_for_assignment): Remove redundant overflow_warning.
33617 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33619 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33621 * c-typeck.c (store_init_value): Split over two lines to follow
33622 the GNU coding style.
33624 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33626 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33627 __GXX_EXPERIMENTAL_CXX0X__.
33628 * doc/cpp.texi: Same.
33630 2007-01-05 Richard Guenther <rguenther@suse.de>
33632 PR middle-end/27826
33633 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33634 with mismatched types. Instead explicitly build a
33635 conversion NOP_EXPR.
33637 2007-01-05 Ian Lance Taylor <iant@google.com>
33639 * c-common.c (decl_with_nonnull_addr_p): New function.
33640 (c_common_truthvalue_conversion): Call it.
33641 * c-typeck.c (build_binary_op): Likewise.
33642 * c-common.h (decl_with_nonnull_addr_p): Declare.
33644 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33647 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33650 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33652 * doc/install.texi (Final install): Document the fact that
33653 the GNAT runtime should not be stripped.
33655 2007-01-04 Jan Hubicka <jh@suse.cz>
33657 * tree-inline.c (fold_marked_statements): Update operand caches
33658 and EH after folding
33660 2007-01-04 Ian Lance Taylor <iant@google.com>
33662 * c-common.c (check_function_nonnull): Whitespace fix.
33664 2007-01-04 Jan Hubicka <jh@suse.cz>
33666 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33667 comitted older version of patch.
33668 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33669 function, celanup cfg and collect garbage.
33671 2007-01-04 Mike Stump <mrs@apple.com>
33673 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33676 2007-01-04 Eric Christopher <echristo@apple.com>
33678 * libgcc2.c (__bswapsi2): Use SItype.
33679 (__bswapdi2): Use DItype.
33680 * libgcc2.h: Update for above.
33682 2007-01-04 Paul Brook <paul@codesourcery.com>
33684 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33685 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33686 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33687 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33688 umulsi3_highpart): Make conditional on !arm_arch6.
33689 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33690 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33691 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33692 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33693 umulsi3_highpart_v6): New insns.
33695 2007-01-04 Roger Sayle <roger@eyesopen.com>
33697 * fold-const.c (fold_convert): When casting an expression to void,
33698 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33699 have a type. Instead of attempting to build a NOP_EXPR, return
33700 these "special" trees directly.
33702 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33704 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33705 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33706 rs6000_cost->fp not 0 as adjustment for outer NEG.
33708 2007-01-04 Jan Hubicka <jh@suse.cz>
33710 * cgraph.c (cgraph_release_function_body): New function.
33711 (cgraph_remove_node): Use it.
33712 * cgraph.h (cgraph_release_function_body): Declare.
33713 * cgraphunit.c (cgraph_expand_function): Use it.
33714 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33715 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33716 is initialized and while compilation of other function is running.
33717 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33718 statement CFG annotations from here to ...
33719 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33721 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33723 * cfgloop.h (enum li_flags): Make the constants powers of two.
33725 2007-01-04 Jan Hubicka <jh@suse.cz>
33727 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33729 (fold_marked_statements): New function.
33730 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33731 * tree-inline.h (copy_body_data): Add statements_to_fold.
33733 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33735 * config.gcc: Mention libgcc/config.host.
33736 * Makefile.in: Update comments mentioning libgcc.
33737 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33738 (all.cross, start.encap, rest.encap, rest.cross): Update
33739 dependencies for libgcc move.
33740 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33741 (clean-target, clean-target-libgcc): Delete.
33742 (srcdirify, GCC_EXTRA_PARTS): New macros.
33743 (libgcc-support, libgcc.mvars): New rules.
33744 (distclean): Remove mention of mklibgcc.
33745 (install): Don't reference INSTALL_LIBGCC.
33746 (install-common): Don't reference EXTRA_PARTS.
33747 (install-libgcc, install-multilib): Delete rules.
33748 * mklibgcc.in: Delete file.
33749 * doc/configfiles.texi: Don't mention mklibgcc.
33751 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33752 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33753 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33754 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33755 (mklibgcc, ldblspecs): Likewise.
33757 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33758 (posixpre.def): Use $(T).
33759 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33760 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33761 (SHLIB_LINK): Make dummy.
33762 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33764 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33766 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33767 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33768 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33769 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33771 * configure.ac (all_outputs): Remove mklibgcc.
33772 * configure: Regenerated.
33774 2007-01-03 Josh Conner <jconner@apple.com>
33776 PR middle-end/29683
33777 * calls.c (compute_argument_addresses): Set stack and stack_slot
33778 for partial args, too.
33779 (store_one_arg): Use locate.size.constant for the size when
33780 generating a save_area.
33782 2007-01-03 Robert Kennedy <jimbob@google.com>
33784 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33785 whose definitions are deleted due to basic block merging.
33787 2007-01-03 Paul Brook <paul@codesourcery.com>
33790 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33792 (use_return_insn): Return 0 for Thumb interrupt functions.
33793 (print_multi_reg): Add rfe argument for IRQ returns.
33794 (arm_output_epilogue): Pop interrupt return address directly into PC.
33795 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33797 2007-01-03 Paul Brook <paul@codesourcery.com>
33799 Merge from sourcerygxx-4_1.
33800 * config/arm/thumb2.md: New file.
33801 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33803 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33804 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33805 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33806 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33808 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33809 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33811 * config/arm/ieee754-sf.S: Ditto.
33812 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33813 (thumb1_base_register_rtx_p): ... to this.
33814 (thumb_index_register_rtx_p): Rename...
33815 (thumb1_index_register_rtx_p): ... to this.
33816 (thumb_output_function_prologue): Rename...
33817 (thumb1_output_function_prologue): ... to this.
33818 (thumb_legitimate_address_p): Rename...
33819 (thumb1_legitimate_address_p): ... to this.
33820 (thumb_rtx_costs): Rename...
33821 (thumb1_rtx_costs): ... to this.
33822 (thumb_compute_save_reg_mask): Rename...
33823 (thumb1_compute_save_reg_mask): ... to this.
33824 (thumb_final_prescan_insn): Rename...
33825 (thumb1_final_prescan_insn): ... to this.
33826 (thumb_expand_epilogue): Rename...
33827 (thumb1_expand_epilogue): ... to this.
33828 (arm_unwind_emit_stm): Rename...
33829 (arm_unwind_emit_sequence): ... to this.
33830 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33831 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33832 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33833 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33834 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33835 thumb2_output_casesi): New functions.
33836 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33837 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33838 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33839 THUMB2_WORK_REGS): Define.
33840 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33841 arm_condexec_mask, arm_condexec_masklen)): New variables.
33842 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33843 (arm_override_options): Check new CPU capabilities.
33844 Set new architecture flag variables.
33845 (arm_isr_value): Handle v7m interrupt functions.
33846 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33848 (const_ok_for_arm): Handle Thumb-2 constants.
33849 (arm_gen_constant): Ditto. Use movw when available.
33850 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33852 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33853 (thumb_find_work_register, arm_load_pic_register,
33854 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33855 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33856 print_multi_reg, output_mov_long_double_fpa_from_arm,
33857 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33858 output_mov_double_fpa_from_arm, output_move_double,
33859 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33860 output_return_instruction, arm_output_function_prologue,
33861 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33862 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33863 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33864 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33865 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33866 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33868 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33869 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33870 (arm_file_start): Output directive for unified syntax.
33871 (arm_unwind_emit_set): Handle stack alignment instruction.
33872 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33873 Add v6t2, v7, v7a, v7r and v7m.
33874 (RETLDM): Add Thumb-2 code.
33875 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33876 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33877 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33878 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33879 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33880 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33881 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33882 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33883 ADJUST_INSN_LENGTH): Define.
33884 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33885 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33886 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33887 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33888 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33889 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33890 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33891 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33892 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33893 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33894 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33895 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33896 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33897 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33898 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33899 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33900 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33902 * config/arm/arm-tune.md: Regenerate.
33903 * config/arm/arm-protos.h: Update prototypes.
33904 * config/arm/vfp.md: Enable patterns for Thumb-2.
33905 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33906 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33907 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33908 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33909 * config/arm/libunwind.S: Add Thumb-2 code.
33910 * config/arm/constraints.md: Update include Thumb-2.
33911 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33912 * config/arm/ieee754-df.S: Ditto.
33913 * config/arm/bpabi.S: Ditto.
33914 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33915 * config/arm/predicates.md (low_register_operand,
33916 low_reg_or_int_operand, thumb_16bit_operator): New.
33917 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33918 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33919 * config/arm/t-arm-elf: Add armv7 multilib.
33920 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33922 (UNSPEC_STACK_ALIGN, ce_count): New.
33923 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33924 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33926 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33927 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33928 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33929 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33930 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33931 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33933 * doc/extend.texi: Document ARMv7-M interrupt functions.
33934 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33936 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33938 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33939 (struct _Unwind_Context): Rename args_size to flags, remove
33940 signal_frame field, add a new args_size field and version field.
33941 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33942 _Unwind_IsExtendedContext): New inline functions.
33943 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33944 Assume by_value array is only present if _Unwind_IsExtendedContext.
33945 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33946 _Unwind_IsSignalFrame.
33947 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33948 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33949 (uw_init_context_1): Initialize context->flags to
33950 EXTENDED_CONTEXT_BIT.
33951 * config/rs6000/linux-unwind.h (frob_update_context): Use
33952 _Unwind_SetSignalFrame.
33954 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33956 PR middle-end/30353
33957 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33958 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33961 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33963 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33964 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33965 RET, AT_SP): Remove.
33966 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33969 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33970 * cfgbuild.c (find_basic_blocks): Likewise.
33971 * cfgrtl.c (rtl_create_basic_block): Likewise.
33972 * function.c (temp_slots_at_level): Likewise.
33973 * reg-stack.c (stack_regs_mentioned): Likewise.
33974 * regclass.c (allocate_reg_info): Likewise.
33975 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33976 set_bb_for_stmt, move_block_to_fn): Likewise.
33977 * tree-complex.c (tree_lower_complex): Likewise.
33978 * vec.h (VEC_safe_grow_cleared): New.
33980 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33982 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33984 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33985 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33987 * cfgloopmanip.c (scale_loop_frequencies): Export.
33988 (loopify): Scale the frequencies by prescribed coefficients.
33989 (set_zero_probability): New function.
33990 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33991 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33992 and frequencies according to arguments.
33993 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33995 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33996 * modulo-sched.c (sms_schedule): Set probabilities for entering
33997 versioned loop correctly.
33998 * tree-vect-transform.c (vect_transform_loop): Ditto.
33999 * cfgloop.h (loopify, loop_version): Declaration changed.
34000 (scale_loop_frequencies): Declared.
34002 2007-01-02 Jan Hubicka <jh@suse.cz>
34004 * cgraph.c: Include tree-flow.h
34005 (cgraph_add_new-function): Handle IPA_SSA mode; execute
34006 early_local_passes.
34007 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
34008 * tree-pass.h (pass_all_early_optimizations): Declare.
34009 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
34010 early_local_passes.
34011 (cgraph_analyze_function): Do early_local_passes.
34012 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
34013 Do not add referenced vars.
34014 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
34016 (gate_all_early_local_passes): New gate.
34017 (pass_early_local_passes): Use new gate.
34018 (execute_early_local_optimizations): New functions.
34019 (gate_all_early_optimizations): New gate.
34020 (pass_all_early_optimizations): New pass.
34021 (execute_free_datastructures): Free SSA only when initialized.
34022 (gate_init_datastructures): Init only when optimizing.
34023 (tree_lowering_passes): Do early local passes when called late.
34024 * tree-profile.c (do_tree_profiling): Don't profile functions added
34026 (do_early_tree_profiling, pass_early_tree_profile): Kill.
34027 * tree-cfg.c (update_modified_stmts): Do not update when operands are
34029 * passes.c (init_optimizations_passes): Reorder so we go into SSA
34030 during early_local_passes.
34031 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
34034 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34036 * Makefile.in: Update copyright year.
34038 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34040 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
34041 in $(lang_checks) and check-consistency targets.
34043 2007-01-02 Jan Hubicka <jh@suse.cz>
34045 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
34046 Do not add referenced vars.
34047 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
34049 * passes.c (init_optimization_passes): Put mudflap_2 after
34050 free_datastructures.
34052 2007-01-02 Jan Hubicka <jh@suse.cz>
34054 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
34055 Set NOTHROW flag on call statements proved to be nothrow.
34056 Update statement of local calls so new pure/const functions are
34057 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
34059 (tree_rest_of_compilation): Register hooks and initialize bitmap
34060 early. Do not set after_inlining flag.
34062 2007-01-02 Steve Ellcey <sje@cup.hp.com>
34064 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
34065 HOST_BITS_PER_LONGLONG
34067 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34070 * c-typeck.c (store_init_value): Don't emit pedantic overflow
34071 warning for non-static initializers.
34073 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
34075 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
34076 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
34077 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
34078 Always use set_unique_reg_note to add REG_EQUAL notes.
34080 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34083 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34085 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34086 * cfgbuild.c (find_basic_blocks): Likewise.
34087 * cfgrtl.c (rtl_create_basic_block): Likewise.
34088 * function.c (temp_slots_at_level): Likewise.
34089 * reg-stack.c (stack_regs_mentioned): Likewise.
34090 * regclass.c (allocate_reg_info): Likewise.
34091 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34092 set_bb_for_stmt, move_block_to_fn): Likewise.
34093 * tree-complex.c (tree_lower_complex): Likewise.
34094 * vec.h (VEC_safe_grow_cleared): New.
34096 2007-01-02 Ian Lance Taylor <iant@google.com>
34098 * c-common.c (c_common_truthvalue_conversion): When warning about
34099 using an assignment as a truth value, set TREE_NO_WARNING.
34101 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34104 * c.opt (Wold-style-declaration): New.
34105 * doc/invoke.texi (C-only Warning Options): New.
34106 (Wold-style-declaration): Document it.
34107 (Wextra): Enabled by -Wextra.
34108 * c-opts.c (c_common_post_options): Enabled by -Wextra.
34109 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
34110 -Wold-style-declaration.
34112 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34114 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34115 * cfgbuild.c (find_basic_blocks): Likewise.
34116 * cfgrtl.c (rtl_create_basic_block): Likewise.
34117 * function.c (temp_slots_at_level): Likewise.
34118 * reg-stack.c (stack_regs_mentioned): Likewise.
34119 * regclass.c (allocate_reg_info): Likewise.
34120 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34121 set_bb_for_stmt, move_block_to_fn): Likewise.
34122 * tree-complex.c (tree_lower_complex): Likewise.
34123 * vec.h (VEC_safe_grow_cleared): New.
34125 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
34127 * c-common.c (c_common_nodes_and_builtins): Since variants of
34128 void_type_node get built before it is given a name, we need to
34129 give those variants the name, too.
34130 (complete_array_type): We need to work with the canonical main
34131 type of the array, from which we will build the qualified version.
34132 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
34133 * print-tree.c (print_node): Display canonical type information
34135 * stor-layout.c (layout_type): When we don't know the
34136 alignment of a type for which we're building an array, we end up
34137 guessing wrong, so make the type require structural equality.
34138 * tree.c (make_node_stat): When we build a new type, it is its
34139 own canonical type.
34140 (build_type_attribute_qual_variant): When building an attribute
34141 variant, its canonical type is the non-attribute variant. However,
34142 if the attributes are target-dependent and they differ, we need to
34143 use structural equality checks for this type.
34144 (build_qualified_type): A qualified type is not equivalent to its
34145 unqualified variant; set the canonical type appropriately.
34146 (build_distinct_type_copy): When building a distinct type from
34147 another type, the new type is its own canonical type.
34148 (build_variant_type_copy): When building a new type variant, we
34149 assume that it is equivalent to the original type.
34150 (build_pointer_type_for_mode): When building a pointer type, also
34151 build a canonical type pointer.
34152 (build_reference_type_for_mode): When building a reference type,
34153 also build a canonical type reference.
34154 (build_index_type): When we can't hash an index type (e.g.,
34155 because its maximum value is negative), the index type requires
34156 structural equality tests.
34157 (build_array_type): Build the canonical form of an array type.
34158 (build_function_type): Function types require structural equality,
34159 because they contain default arguments, attributes, etc.
34160 (build_method_type_directly): Ditto for method types.
34161 (build_offset_type): Build the canonical offset type.
34162 (build_complex_type): Build the canonical vector type.
34163 (make_vector_type): Build the canonical vector type.
34164 * tree.h (TYPE_CANONICAL): New.
34165 (TYPE_STRUCTURAL_EQUALITY_P): New.
34166 (SET_TYPE_STRUCTURAL_EQUALITY): New.
34167 (struct tree_type): Added "canonical" field.
34168 * params.h (VERIFY_CANONICAL_TYPES): New.
34169 * doc/c-tree.texi (TYPE_CANONICAL): Document.
34170 (TYPE_STRUCTURAL_EQUALITY_P): Document.
34171 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
34172 * doc/invoke.texi (verify-canonical-types): Document --param
34173 parameter for verifying canonical types.
34175 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34177 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
34178 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
34179 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
34180 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
34182 * config/rs6000/e500.h: New.
34183 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
34184 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
34186 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
34187 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
34188 TARGET_E500_DOUBLE): Remove.
34189 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
34190 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
34191 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
34192 * config/rs6000/rs6000.c (rs6000_override_options): Use
34193 CHECK_E500_OPTIONS.
34195 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34197 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
34198 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
34199 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
34200 rs6000_emit_cmove): Don't check TARGET_E500.
34201 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
34202 sordered): Don't check TARGET_E500.
34204 2007-01-01 Eric Christopher <echristo@apple.com>
34206 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
34207 HARD_REGISTER_NUM_P.
34209 2007-01-01 Roger Sayle <roger@eyesopen.com>
34211 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
34212 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
34213 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
34216 2007-01-01 Mike Stump <mrs@apple.com>
34218 * configure.ac: Remove support for building with Apple's gcc-3.1.
34220 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34222 PR middle-end/30311
34223 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
34224 REG is a hard register. Do not modify REG before calling
34226 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
34227 multiple of the size of YMODE for certain lowpart cases.
34229 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34231 PR middle-end/30253
34232 * gimplify (voidify_wrapper_expr): Update for
34233 GIMPLE_MODIFY_STMT.
34235 2007-01-01 Andreas Schwab <schwab@suse.de>
34238 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
34239 save of BR0 in extra_spill_size instead of spill_size.
34240 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
34242 (ia64_expand_epilogue): Restore BR0 from its new location.
34244 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34246 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
34247 Use a temporary variable if the left hand side is not a gimple
34250 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34252 * gimplify.c (gimplify_return_expr): Make the temporary variable
34253 for the return expression, a gimple register variable.
34255 2007-01-01 Jan Hubicka <jh@suse.cz>
34257 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
34260 2007-01-01 Mike Stump <mrs@apple.com>
34262 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
34264 * config/darwin.c (machopic_select_rtx_section): Use
34265 HAVE_GAS_LITERAL16.
34266 (darwin_mergeable_constant_section): Likewise.
34267 * configure: Regenerate.
34268 * config.in: Regenerate.
34270 2007-01-01 Jan Hubicka <jh@suse.cz>
34271 Andrew Pinski <pinskia@gmail.com>
34273 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
34274 before starting IPA passes.