1 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
4 * gcc/config/i386/i386.c: (ix86_expand_prologue): Save red-zone
7 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
15 * tree-mudflap.c (mx_register_decls): Guard warning by
16 !DECL_ARTIFICIAL check.
18 2008-01-01 Jakub Jelinek <jakub@redhat.com>
20 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22 sse5_perm<mode>): Fix constraints.
24 2007-12-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27 * collect2.c (SHLIB_SUFFIX): Define if not defined.
28 (write_c_file_stat): Use SHLIB_SUFFIX.
29 * som.h (SHLIB_SUFFIX): Define.
30 * doc/tm.texi (SHLIB_SUFFIX): Document.
32 2007-12-29 Uros Bizjak <ubizjak@gmail.com>
34 * config/i386/sse.md ("*divv4sf3"): Rename to "sse_divv4sf3".
35 ("*sse_rsqrtv4sf2"): Export.
36 ("*sse_sqrtv4sf2"): Ditto.
37 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_RSQRTPS_NR,
38 IX86_BUILTIN_SQRTPS_NR]: New constants.
39 (struct builtin_description) [IX86_BUILTIN_DIVPS]: Use
40 CODE_FOR_sse_divv4sf3.
41 [IX86_BUILTIN_SQRTPS]: Use CODE_FOR_sse_sqrtv4sf2.
42 [IX86_BUILTIN_SQRTPS_NR]: New.
43 [IX86_BUILTIN_RSQRTPS_NR]: Ditto.
44 (ix86_init_mmx_sse_builtins): Initialize __builtin_ia32_rsqrtps_nr and
45 __builtin_ia32_sqrtps_nr.
46 (ix86_builtin_vectorized_function): Convert BUILT_IN_SQRTF to
47 IX86_BUILTIN_SQRTPS_NR.
48 (ix86_builtin_reciprocal): Convert IX86_BUILTIN_SQRTPS_NR to
49 IX86_BUILTIN_RSQRTPS_NR.
51 2007-12-27 Brian Dessent <brian@dessent.net>
53 * doc/invoke.texi (Optimize Options): Add missing opindex for
54 -fno-toplevel-reorder.
56 2007-12-27 Dorit Nuzman <dorit@il.ibm.com>
58 PR tree-optimization/34591
59 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
60 stmts (including reduction stmts) that are not live.
62 2007-12-27 Jakub Jelinek <jakub@redhat.com>
65 * config/arm/arm.c (arm_setup_incoming_varargs): If last named
66 argument needs double word alignment and cum->nregs is odd, account
67 for the inserted padding.
70 * tree-mudflap.c (mf_make_builtin): Make decl artificial
71 and don't emit debug info for it.
73 2007-12-26 Anatoly Sokolov <aesok@post.ru>
75 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Move AT90USB82
76 and AT90USB162 devices from 'avr5' to 'avr35' architecture.
77 (ASM_SPEC): Add 'avr35' architecture.
78 * config/avr/avr.c (avr_mcu_types): Move AT90USB82 and AT90USB162
79 devices from 'avr5' to 'avr35' architecture.
80 (avr_arch_types): Add "avr23" entries.
81 (avr_arch): Add 'ARCH_AVR35'.
82 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add 'avr35'.
83 (MULTILIB_MATCHES): Move AT90USB82 and AT90USB162 devices from 'avr5'
84 to 'avr35' architecture.
86 2007-12-22 David Daney <ddaney@avtrex.com>
88 * doc/install.texi (disable-libgcj-bc): Document new option.
90 2007-12-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
92 * config/pa/pa.c (hppa_legitimize_address): Use INT14_OK_STRICT in
96 * pa.c (legitimize_pic_address): Emit insn to load function label
99 2007-12-21 Andrew Pinski <pinskia@gmail.com>
100 Rask Ingemann Lambertsen <rask@sygehus.dk>
103 * config/mcore/mcore.c (mcore_function_value): Call promote_mode
104 instead of PROMOTE_MODE.
106 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
108 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix typo.
110 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
112 * tree-data-ref.c (signed_type_for_types): New.
113 (affine_fn_op): Use signed_type_for_types and signed_type_for instead
114 of long_integer_type_node.
115 (analyze_ziv_subscript): Same.
116 (analyze_siv_subscript_cst_affine): Same.
117 (analyze_miv_subscript): Same.
118 (omega_setup_subscript): Same.
120 2007-12-21 Richard Sandiford <rsandifo@nildram.co.uk>
122 * config/mips/mips.c (mips_emit_loadgp): Replace gen_* calls with
123 separate gen_*_si and gen_*_di calls. Pass pic_offset_table_rtx
124 as the first argument.
125 * config/mips/mips.md (loadgp_newabi, loadgp_absolute)
126 (loadgp_rtp): Rename to...
127 (loadgp_newabi_<mode>, loadgp_absolute<mode>, loadgp_rtp<mode>):
128 ...these. Add modes to all operands. Add the target register
129 as an operand. Combine loadgp_rtp<mode> with its splitter.
131 2007-12-20 Bob Wilson <bob.wilson@acm.org>
133 * config/xtensa/xtensa.md (fix_return_addr): Remove.
134 * config/xtensa/xtensa-protos.h (xtensa_initialize_trampoline): New.
135 (xtensa_trampoline_template): New.
136 * config/xtensa/xtensa.c (MIN_FRAME_SIZE): Moved here from xtensa.h.
137 (xtensa_return_addr): Expand to standard Xtensa insns instead of
138 fix_return_addr. Get high bits from a local label.
139 (xtensa_trampoline_template): New function with code moved from
140 TRAMPOLINE_TEMPLATE in xtensa.h. Use L32R instead of CALL0 except
141 when using CONST16 or absolute-mode literals.
142 (xtensa_initialize_trampoline): New function with code moved from
143 INITIALIZE_TRAMPOLINE in xtensa.h. Use different offsets depending
144 on which trampoline version is used.
145 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Add comment.
146 * config/xtensa/xtensa.h (TARGET_ABSOLUTE_LITERALS): Define.
147 (MIN_FRAME_SIZE): Moved to xtensa.c.
148 (TRAMPOLINE_TEMPLATE): Use xtensa_trampoline_template.
149 (TRAMPOLINE_SIZE): Two versions of the trampoline have different sizes.
150 (INITIALIZE_TRAMPOLINE): Use xtensa_initialize_trampoline.
151 * config/xtensa/ieee754-df.S (XCHAL_NO_MUL): Define.
152 (__muldf3): Use CALL12 instead of CALL0 to invoke .Lmul_mulsi3
153 helper when not using the CALL0 ABI. Change .Lmul_mulsi3 to match.
154 * config/xtensa/lib1funcs.asm (__umulsidi3): Likewise.
155 * config/xtensa/ieee754-sf.S (__mulsf3): Likewise.
157 2007-12-20 Jakub Jelinek <jakub@redhat.com>
160 * tree-ssa-dse.c (dse_optimize_stmt): Don't eliminate store if
161 USE_STMT not only stores into the same object as STMT, but might
164 2007-12-19 Sebastian Pop <sebastian.pop@amd.com>
166 PR tree-optimization/34413
167 * tree-data-ref.c (affine_fn_op, analyze_ziv_subscript,
168 analyze_siv_subscript_cst_affine, analyze_miv_subscript,
169 omega_setup_subscript): Use long_integer_type_node instead of
172 2007-12-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
175 * pa.c (legitimize_pic_address): Force function labels into memory.
177 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
179 * omp-low.c (build_omp_regions_1): Recognition of combined parallels
181 (expand_omp): ... here.
183 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
185 PR tree-optimization/34355
186 * tree-parloops.c (take_address_of): Handle expresions
187 instead of just variables.
188 (eliminate_local_variables_1): Force whole invariant
191 2007-12-19 Alexander Monakov <amonakov@ispras.ru>
192 Revital Eres <eres@il.ibm.com>
194 * modulo-sched.c (generate_reg_moves): Insert the reg-moves
195 right before the notes which precedes the insn, if they exists.
196 (loop_canon_p): Add dump info.
197 (sms_schedule): Likewise.
199 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
201 * tree.h (set_decl_incoming_rtl): Add a by_reference_p parameter.
202 * emit-rtl.c (set_decl_incoming_rtl): Likewise. Don't set the
203 rtl's register attributes when the parameter is true.
204 * function.c (assign_parms_unsplit_complex, assign_parms)
205 (expand_function_start): Update calls to set_decl_incoming_rtl.
207 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
209 * rtl.def (SUBREG): Update comments.
210 * rtl.h (reg_attrs): Be explicit about the type of offset used.
211 (set_reg_attrs_from_mem): Rename to...
212 (set_reg_attrs_from_value): ...this.
213 (adjust_reg_mode, byte_lowpart_offset): Declare.
214 * emit-rtl.c (byte_lowpart_offset): New function.
215 (update_reg_offset): Remove special offset handling for big-endian
217 (gen_rtx_REG_offset, gen_reg_rtx_offset): Explicitly say that the
218 offset parameter is added to REG_OFFSET.
219 (adjust_reg_mode): New function.
220 (set_reg_attrs_for_mem): Rename to...
221 (set_reg_attrs_for_value): ...this and generalize to all values.
222 If the register is a lowpart of the value, adjust the offset
224 (set_reg_attrs_for_parm): Update after the above renaming.
225 (set_reg_attrs_for_decl_rtl): New function, split out from
226 set_decl_incoming_rtl. Set the offset of plain REGs to the
227 offset of the REG's mode from the decl's. Assert that all
228 subregs are lowparts and handle their inner registers in the
229 same way as plain REGs.
230 (set_decl_rtl, set_incoming_decl_rtl): Use reg_attrs_for_decl_rtl.
231 (subreg_lowpart_offset): Explicitly say that the returned offset
233 * combine.c (do_SUBST_MODE, try_combine, undo_all): Use adjust_reg_mode
235 * final.c (alter_subreg): Fix/update argument to gen_rtx_REG_offset.
236 * config/ia64/ia64.c (ia64_expand_load_address): Likewise.
237 * regclass.c (reg_scan_mark_refs): Use set_reg_attrs_from_value.
238 * reload.c (find_reloads_subreg_address): Call set_mem_offset
239 when offseting a MEM.
240 * var-tracking.c (offset_valid_for_tracked_p): Delete.
241 (mode_for_reg_attrs): Replace with...
242 (track_loc_p): ...this new function. Return the mode and offset
243 to the caller, checking that the latter is valid. If the rtx is
244 a paradoxical lowpart of the decl, use the decl's mode instead.
245 Do the same when storing to a register that contains the entire decl.
246 (var_lowpart): Use byte_lowpart_offset rather than
247 subreg_lowpart_offset when adjusting the offset attribute.
248 (count_uses, add_uses, add_stores): Use track_reg_p instead of
249 REG_EXPR, MEM_EXPR, REG_OFFSET, INT_MEM_OFFSET, track_expr_p,
250 offset_valid_for_tracked_p and mode_for_reg_attrs. Generate
251 lowparts for MEMs as well as REGs.
252 (vt_add_function_parameters): When obtaining the information from
253 the decl_rtl, adjust the offset to match incoming. Use track_loc_p
256 2007-12-18 Sebastian Pop <sebastian.pop@amd.com>
258 PR tree-optimization/34123
259 * lambda-code.c (can_duplicate_iv): New.
260 (cannot_convert_modify_to_perfect_nest): New.
261 (cannot_convert_bb_to_perfect_nest): New.
262 (can_convert_to_perfect_nest): Split up.
264 2007-12-18 David Daney <ddaney@avtrex.com>
266 * config/mips/mips.md (clear_hazard): Use PRINT_OPERAND punctuation
267 instead of .set push and .set pop.
269 2007-12-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
272 * config/bfin/bfin.c (bfin_adjust_cost): Dig into PARALLELs to find
275 2007-12-18 Razya Ladelsky <razya@il.ibm.com>
277 * tree-parloops.c (reduiction_info): Change documentation of
278 reduction_initial field.
279 (initialize_reductions): Remove creation of reduction_initial variable.
280 (create_loads_for_reductions): don't join reduction_initial to
283 2007-12-18 Kaz Kylheku <kaz@zeugmasystems.com>
285 PR rtl-optimization/34456
286 * resource.c (mark_set_resources): Use regs_invalidated_by_call
287 rather than call_used_regs and global_regs.
289 2007-12-18 Jakub Jelinek <jakub@redhat.com>
291 PR rtl-optimization/34490
292 * simplify-rtx.c (simplify_const_relational_operation): If !sign,
293 don't reduce mmin/mmax using num_sign_bit_copies.
295 2007-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
297 * doc/install.texi: Change recommended MPFR from 2.2.1 > 2.3.0.
299 2007-12-17 Andreas Schwab <schwab@suse.de>
301 * doc/invoke.texi (Warning Options): Use @itemx.
303 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
305 * tree-vectorizer.h (verbosity_levels): Add new verbosity level
307 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Change
308 verbosity level to REPORT_COST.
309 (vect_model_reduction_cost): Likewise.
310 (vect_model_induction_cost): Likewise.
311 (vect_model_simple_cost): likewise.
312 (vect_model_store_cost): likewise.
313 (vect_model_load_cost): likewise.
314 (conservative_cost_threshold): Likewise. Remove print.
316 2007-12-17 Rask Ingemann Lambertsen <rask@sygehus.dk>
318 * doc/tm.texi (TARGET_SECONDARY_RELOAD): Fix typos.
320 2007-12-17 Jakub Jelinek <jakub@redhat.com>
323 * c-parser.c (c_parser_omp_all_clauses): Accept optional comma
326 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
328 PR tree-optimization/34445
329 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
330 stmts (including live stmts) that are not relevant.
332 2007-12-17 Jack Howarth <howarth@bromo.med.uc.edu>
335 * config/i386/t-crtpc: Add $(MULTILIB_CFLAGS).
336 * config/i386/t-crtfm: Likewise.
338 2007-12-17 Uros Bizjak <ubizjak@gmail.com>
340 * config/i386/i386.h (WIDEST_HARDWARE_FP_SIZE): Define.
342 2007-12-16 Uros Bizjak <ubizjak@gmail.com>
344 * tree-vect-transform.c (conservative_cost_threshold): Add missing
345 space to "not vectorized" message.
347 2007-12-16 Richard Sandiford <rsandifo@nildram.co.uk>
349 PR rtl-optimization/34415
350 * df.h (DF_LR_IN, DF_LR_OUT): Update comments.
351 * resource.c (mark_target_live_regs): Use DF_LR_IN rather than
352 df_get_live_in. Don't handle pseudos.
354 2007-12-16 Jakub Jelinek <jakub@redhat.com>
357 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
358 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
359 SYMBOL_FLAG_REFERENCED flag.
361 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
363 * tree.c (type_hash_add): Fix whitespace.
365 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
367 Add CRIS v32 support. Fix -mcc-init.
368 * config.gcc: Make crisv32-* have cpu_type cris. Handle
369 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
370 but without multilibs and with target_cpu_default=32.
371 (crisv32-*-linux*): Handle as cris-*-linux*. Set
372 target_cpu_default to 32 and 10 accordingly.
373 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
374 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
375 Change regno_dir and regno only if !TARGET_V32.
376 (cris_conditional_register_usage): If TARGET_V32, set
377 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
378 CRIS_ACR_REGNUM non-fixed.
379 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
380 (cris_print_operand) <case 'Z', case 'u'>: New cases.
381 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
382 (cris_reload_address_legitimized): Always return false for TARGET_V32.
383 (cris_register_move_cost): New function, guts from
384 REGISTER_MOVE_COST adjusted for CRIS v32.
385 (cris_normal_notice_update_cc): New function split out from...
386 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
387 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
388 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
389 for CC_NOOV32 and TARGET_V32.
390 (cris_simple_epilogue): Always return false for TARGET_V32 if
391 cris_return_address_on_stack yields true.
392 (cris_cc0_user_requires_cmp): New function.
393 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
394 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
395 (cris_asm_output_case_end): New function, guts from
396 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
397 (cris_override_options): Adjust for CRIS v32. Mask out
398 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
399 (cris_asm_output_mi_thunk, cris_expand_epilogue)
400 (cris_gen_movem_load, cris_emit_movem_store)
401 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
402 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
404 (cris_split_movdx): Copy re-used MEM.
405 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
406 * config/cris/predicates.md
407 ("cris_general_operand_or_pic_source"): New predicate.
408 ("cris_general_operand_or_plt_symbol"): Replace by...
409 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
410 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
411 presence and contents.
412 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
414 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
415 CRIS_ASM_SUBTARGET_SPEC): Adjust for different TARGET_CPU_DEFAULT.
416 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
417 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
418 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
419 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
420 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
422 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
423 (ASM_SPEC): Add sanity-check erroring out when both -march= and
424 -mcpu= are specified. Pass on either as --march=v32.
425 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
426 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
427 (CRIS_CPU_V32): New macro.
428 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
429 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
430 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
431 Define v32-adjusted TARGET_DEFAULT.
432 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
434 (TARGET_V32): New macro.
435 (REG_ALLOC_ORDER_V32): New macro.
436 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
437 into CRIS_ACR_REGNUM.
438 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS, GENNONACR_REGS
439 and SPEC_GENNONACR_REGS.
440 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
441 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
442 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
443 GENNONACR_REGS, BASE_REG_CLASS otherwise.
444 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
445 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
447 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
448 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
449 (EXTRA_CONSTRAINT): New constraint 'U'.
450 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
451 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
452 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
453 (SIMPLE_ADDRESS_P): Remove.
454 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
455 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
456 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
457 (REGISTER_MOVE_COST): Just call the new function
458 cris_register_move_cost.
459 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
460 cris_rel_symbol. All users changed.
461 (REGISTER_NAMES): Replace "pc" with "acr".
462 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
463 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
464 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
465 (ASM_OUTPUT_CASE_END): Just call the new function
466 cris_asm_output_case_end.
467 * gcc/config/cris/cris.md: Group related constants together, with
469 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
470 (CRIS_UNSPEC_CASESI): New constants.
471 (CRIS_UNSPEC_PLT): Remove constant.
472 (CRIS_ACR_REGNUM): New constant.
473 ("slottable"): New attr alternatives "has_return_slot" and
475 ("cc"): New attr alternatives "noov32" and "rev".
476 ((eq_attr "slottable" "has_call_slot"))
477 ((eq_attr "slottable" "has_return_slot")): New define_delays.
478 ("movdi", "movsi"): Adjust operands for CRIS v32.
479 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
480 ("indirect_jump"): Ditto. Make define_expand.
481 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
482 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
483 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
484 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
485 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
486 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
487 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
488 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
489 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
490 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
491 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
492 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
493 for the corresponding standard name.
494 ("tst<mode>"): Limit to BW and make define_expand.
495 ("tstsi"): Make separate insn, adjusting for CRIS v32.
496 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
497 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
499 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
500 register with compatible "cmpq 0". Specify attr "cc".
501 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
503 (define_split for DI move): Match CRIS v32 only.
504 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS v32.
505 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
506 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
507 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
508 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
509 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
510 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
511 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
512 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
513 ("*extopqihi_non_v32"): Replace "*extopqihi".
514 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
515 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
517 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
518 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
519 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
520 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
521 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
522 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
523 "cris_general_operand_or_plt_symbol" to "general_operand".
524 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
525 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
526 ("*expanded_call_side", "*expanded_call_value_side")
527 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
528 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
529 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
530 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
531 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
532 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2")
533 ("cris_swap_bits"): Specify "noov32" for attr "cc".
534 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to register_operand.
535 ("andqi3"): Make define_expand.
536 ("*return_expanded"): For attr "slottable", change from "has_slot"
537 to "has_return_slot".
538 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
539 ("casesi"): Divert into "cris_casesi_v32" and "cris_casesi_non_v32".
540 (moversideqi, movemsideqi, mover2side): Require
541 TARGET_SIDE_EFFECT_PREFIXES.
542 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
543 to CRIS_UNSPEC_PLT_GOTREL.
544 * config/cris/cris-protos.h (cris_register_move_cost)
545 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
547 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
550 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
551 (is_type_die): Cover interface types.
552 (class_or_namespace_scope_p): Cover interface and class types.
553 (record_type_tag): New.
554 (gen_inlined_structure_type_die): Use it.
555 (gen_struct_or_union_type_die): Likewise.
556 (prune_unused_types_walk): Cover interface types.
557 * langhooks.h (classify_record): New enum.
558 (classify_record): New member in struct langhooks_for_types.
559 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
560 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
562 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
564 * dwarf2out.c (reference_to_unused): Don't emit strings in
565 initializers just because of debug information.
566 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
568 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
570 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
571 print_loop_ir with print_loops.
572 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
573 print_loops, print_loops_bb): Declare.
574 * tree-cfg.c (print_loops_bb): New.
575 (print_loop): Print header, latch, bounds, estimation of iterations.
576 (print_loop_and_siblings): New.
577 (print_loop_ir): Renamed print_loops.
578 (debug_loop_ir): Renamed debug_loops.
579 (debug_loop, debug_loop_num): New.
581 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
583 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
585 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
587 * toplev.c (process_options): Fix typo in warning.
589 2007-12-14 Jakub Jelinek <jakub@redhat.com>
592 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
593 DImode comparisons against constant with all 1's in the lower word.
595 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
597 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
598 constraint for operand 2. Use nonimm_not_xmm0_operand constraint
599 for operand 4. Update arguments in the call to
600 gen_sse4_2_pcmpestr_cconly.
601 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
602 template accordingly.
603 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
604 Use nonimm_not_xmm0_operand constraint for operand 3. Update
605 arguments in the call to gen_sse4_2_pcmpistr_cconly.
606 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
607 template accordingly.
609 2007-12-14 Richard Guenther <rguenther@suse.de>
612 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
613 parameter to say whether to unlink immediate uses.
614 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
615 mark the artificial stmt as modified. Unlink immediate uses
617 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
618 * tree-ssa-pre.c (insert_fake_stores): Likewise.
620 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
623 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
624 * tree-complex.c (init_dont_simulate_again): Return true if there are
625 uninitialized loads generated by gimplify_modify_expr_complex_part.
626 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
628 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
629 (warn_uninit): ...here. Use ssa_undefined_value_p.
630 * tree-ssa-pre.c (is_undefined_value): Delete.
631 (phi_translate_1): Use ssa_undefined_value_p.
632 (add_to_exp_gen): Likewise.
633 (make_values_for_stmt): Likewise.
634 * tree-flow.h (ssa_undefined_value_p): Declare.
636 2007-12-13 Andrew Pinski <pinskia@gmail.com>
637 David Daney <ddaney@avtrex.com>
640 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
643 2007-12-13 Jakub Jelinek <jakub@redhat.com>
645 PR rtl-optimization/32636
646 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
647 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
649 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
650 Richard Guenther <rguenther@suse.de>
653 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
654 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
655 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
656 __m128, __m128i or __m128d in a macro version of the intrinsic.
657 Cast constant input values to int.
658 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
659 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
660 _mm_roti_epi32, _mm_roti_epi64): Ditto.
661 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
662 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
663 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
664 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
665 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
666 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
667 _mm_cmpestrs, _mm_cmpestrz): Ditto.
668 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
669 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
670 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
671 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
672 _mm_round_ps, _mm_round_ss): Ditto.
674 2007-12-13 Richard Guenther <rguenther@suse.de>
676 PR tree-optimization/34450
677 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
678 * invoke.texi (sccvn-max-scc-size): Document.
679 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
680 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
682 * tree-ssa-sccvn.c (params.h): Include.
683 (DFS): Return true if all went well, return false as soon as
684 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
685 (run_scc_vn): Return true if all went well, return false if
686 we aborted during DFS.
687 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
688 successfully, otherwise bail out.
690 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
692 * ipa-struct-reorg.c (is_candidate): Print information to dump
693 file when the type is initialized.
694 (get_stmt_accesses): Likewise when a structure has bitfields
695 or field access is too complicate.
696 (safe_cond_expr_check): Likewise for unsafe condition expressions.
697 (exclude_cold_structs): Likewise for cold structures.
698 (collect_structures): Suppress redundant print when there are
699 no structures to transform.
700 (do_reorg): Print to dump file a number of structures that
702 (dump_new_types): Print a number of new types to replace
703 an original structure type.
705 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
707 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
708 option and struct-reorg-cold-struct-ratio parameter.
710 2007-12-13 Torbjorn Granlund <tege@swox.com>
712 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
713 ZERO_EXTEND when computing costs for widening multiplication.
715 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
718 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
719 exit when using hard FPA.
720 * config/arm/ieee754-df.S (floatdidf): Likewise.
722 2007-12-12 Jakub Jelinek <jakub@redhat.com>
725 * doc/install.texi: Document that for MinGW only runtime 3.12 and
728 2007-12-12 David Edelsohn <edelsohn@gnu.org>
730 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
732 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
734 PR tree-optimization/32901
735 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
736 are assigning from a constant constructor.
737 Fix wrapping in function comment.
739 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
741 * config/s390/s390.c (s390_O_constraint_str): Limit the range
742 for 'On' to -4G+1..-1.
743 * config/s390/constraints.md: Adjust comment accordingly.
745 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
747 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
750 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
752 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
753 target same as 32-bit.
755 2007-12-10 Jakub Jelinek <jakub@redhat.com>
757 PR tree-optimization/34371
758 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
760 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
761 * tree-vectorizer.c (set_prologue_iterations,
762 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
763 LOOP_VINFO_NITERS_UNCHANGED before using it.
765 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
768 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
769 (ix86_expand_setmem): Likewise.
771 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
773 PR rtl-optimization/34302
774 * auto-inc-dec.c (attempt_change): Change place where move is
777 2007-12-10 Jakub Jelinek <jakub@redhat.com>
779 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
780 Fortran multi-dimensional arrays use DW_AT_ordering
783 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
786 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
788 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
790 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
791 array, registers that are members of global_regs are also members of
792 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
793 register is taken by a fixed register variable. Check up to and
794 including DI_REG when adjusting regparm value due to fixed regs usage.
795 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
796 available hard registers.
797 (ix86_expand_strlen): Ditto.
798 * config/i386/i386.md (strmov): Ditto.
801 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
803 * genopinit.c: Include tm_p.h in generated file.
805 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
806 to extract the integer from operands[2].
807 (vec_setv2di_internal): Likewise.
809 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
810 (arm_init_neon_builtins): Move code after declarations.
812 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
814 * reload.c (find_reloads_address_1): To properly mark as an
815 autoincdec, pass X for non-NULL OUT in call to push_reload for
816 autoincdec which can't be trivially used as an address.
818 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
819 Hans-Peter Nilsson <hp@axis.com>
821 * caller-save.c (insert_one_insn): If inserting before a call_insn
822 then the registers containing the arguments of the call are
823 live_throughout in the new insn.
825 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
829 * pa.md: Consolidate HImode and QImode move patterns into one pattern
830 each, eliminating floating-point alternatives.
831 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
833 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
834 * pa.c (pa_secondary_reload): Use an intermediate general register
835 for copies to/from floating-point register classes. Simplify code
836 SHIFT_REGS class. Provide additional comments.
837 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
838 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
839 (SECONDARY_MEMORY_NEEDED): Delete define.
840 (INT14_OK_STRICT): Define.
841 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
843 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
844 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
846 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
847 Align DImode offsets when generating 64-bit code.
848 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
849 (CANNOT_CHANGE_MODE_CLASS): Define.
850 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
851 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
853 2007-12-09 Jakub Jelinek <jakub@redhat.com>
856 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
857 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
858 * langhooks.h (struct array_descr_info): Forward declaration.
859 (struct lang_hooks_for_types): Add get_array_descr_info field.
860 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
861 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
863 * dwarf2out.h (struct array_descr_info): New type.
864 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
865 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
866 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
868 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
869 and gen_descr_array_type_die.
871 2007-12-08 Richard Guenther <rguenther@suse.de>
873 PR tree-optimization/34391
874 * tree-vect-transform.c (vect_setup_realignment): Mark new
875 symbols for renaming.
877 2007-12-07 Bob Wilson <bob.wilson@acm.org>
879 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
880 (ASM_OUTPUT_DWARF_PCREL): Define.
882 2007-12-07 Richard Guenther <rguenther@suse.de>
885 * opts.c (common_handle_option): Handle OPT_fforce_addr.
887 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
889 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
890 (LEGITIMIZE_RELOAD_ADDRESS): Same.
892 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
895 * doc/install.texi: Explain how to check for a clean environment when
898 2007-12-07 Richard Guenther <rguenther@suse.de>
900 * tree-profile.c (gcov_type_tmp_var): New global variable.
901 (tree_gen_edge_profiler): Use a single shared variable decl per
902 function for edge counter incrementing.
903 (tree_profiling): Re-set the shared variable.
905 2007-12-06 Bob Wilson <bob.wilson@acm.org>
907 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
909 2007-12-06 Tom Tromey <tromey@redhat.com>
912 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
914 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
916 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
917 targetm.binds_local_p as well as DECL_EXTERNAL.
919 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
921 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
922 (set_prologue_iterations): New. Set the prologue iterations to total
923 number of scalar iterations if the cost model check indicates that
924 scalar code should be generated.
925 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
926 generating the cost condition for epilog. Call
927 set_prologue_iterations to generate cost condition for prolog.
928 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
929 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
930 (slpeel_tree_peel_loop_to_edge): Update declaration.
931 (set_prologue_iterations): New declaration.
932 * tree-vect-analyze.c (vect_analyze_loop_form): Update
933 LOOP_VINFO_NITERS_UNCHANGED.
934 * tree-vect-transform.c
935 (vect_estimate_min_profitable_iters): Add new parameter and
936 code to check if run time cost model test is needed.
937 Remove code that adds builtin vectorization cost to scalar
938 outside cost for the run time cost model test. If run time
939 cost model test is needed add the appropriate guard cost to
940 the scalar outside cost. The guard cost depends on whether
941 the guard is generated at versioning or at prolog generation
942 or at epilog generation. Change cost model equation to include
944 (conservative_cost_threshold): New. Return the less conservative
945 profitability threshold between the cost model threshold and the
946 user defined vectorization threshold.
947 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
948 (vect_do_peeling_for_alignment): Same.
949 (vect_loop_versioning): Same.
950 (vect_create_cond_for_align_checks): ANDs the cost model condition
951 with the alignment condition.
952 (vect_transform_loop): Call loop versioning only when there is a
953 misalignment or an aliasing problem.
955 2007-12-06 Jakub Jelinek <jakub@redhat.com>
958 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
959 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
960 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
962 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
963 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
964 (TARGET_INITIALIZER): Add it.
965 * builtins.c (expand_builtin_va_start): Use
966 targetm.expand_builtin_va_start hook instead of
967 EXPAND_BUILTIN_VA_START macro.
968 * alpha/alpha.c (alpha_va_start): Made static.
969 (override_options): Clear targetm.expand_builtin_va_start if
971 (TARGET_EXPAND_BUILTIN_VA_START): Define.
972 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
973 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
974 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
975 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
976 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
977 (xtensa_va_start): Made static.
978 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
979 * pa/pa-protos.h (hppa_va_start): Remove prototype.
980 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
981 * pa/pa.c (hppa_va_start): Made static, add prototype.
982 (TARGET_EXPAND_BUILTIN_VA_START): Define.
983 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
984 (TARGET_EXPAND_BUILTIN_VA_START): Define.
985 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
986 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
987 * i386/i386.c (override_options): Clear
988 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
989 (ix86_va_start): Made static.
990 (TARGET_EXPAND_BUILTIN_VA_START): Define.
991 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
992 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
993 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
994 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
995 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
996 (TARGET_EXPAND_BUILTIN_VA_START): Define.
997 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
998 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
999 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1000 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
1001 DEFAULT_ABI != ABI_V4.
1002 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
1003 * spu/spu.c (spu_va_start): Made static, add prototype.
1004 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1005 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
1006 * spu/spu-protos.h spu_va_start): Remove prototype.
1007 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
1008 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
1010 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
1011 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1012 * s390/s390-protos.h (s390_va_start): Remove prototype.
1013 * s390/s390.c (s390_va_start): Made static.
1014 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1015 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
1016 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
1017 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
1018 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
1019 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1020 * arc/arc.c (arc_va_start): Made static, add prototype.
1021 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1022 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
1023 * arc/arc-protos.h (arc_va_start): Remove prototype.
1024 * mt/mt-protos.h (mt_va_start): Remove prototype.
1025 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
1026 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1027 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
1028 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
1029 * sh/sh.c (sh_va_start): Made static, add prototype.
1030 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1031 * sh/sh-protos.h (sh_va_start): Remove prototype.
1032 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
1033 * mips/mips-protos.h (mips_va_start): Remove prototype.
1034 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
1035 * mips/mips.c (mips_va_start): Made static.
1036 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1038 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
1040 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
1041 "flag_tree_parallelize_loops > 1".
1043 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
1044 Dorit Nuzman <dorit@il.ibm.com>
1045 Jakub Jelinek <jakub@redhat.com>
1047 PR tree-optimization/34005
1048 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
1049 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
1050 (gimplify_pure_cond_expr): New function.
1051 (generic_expr_could_trap_p): New function.
1052 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
1053 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
1055 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
1057 * config/s390/s390.c (s390_emit_stack_tie): New function.
1058 (s390_emit_prologue): Emit a stack tie when writing to the
1060 * config/s390/s390.md ("stack_tie"): New insn definition.
1062 2007-12-06 Ben Elliston <bje@au.ibm.com>
1065 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
1067 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1070 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
1071 number of bits set in C1 if a mode mask for some mode can be used
1074 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1076 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
1079 2007-12-05 Richard Guenther <rguenther@suse.de>
1081 PR tree-optimization/34138
1082 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1083 Do not forward propagate addresses if that changes volatileness of
1084 the pointed-to type.
1086 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
1089 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
1090 registers when checking that regparm registers are available.
1091 Lower regparm value due to fixed registers usage in addition to
1094 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1096 * sparseset.c: Include config.h and system.h before sparseset.h.
1097 * sparseset.h: Remove inclusion of system.h.
1099 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1100 Richard Sandiford <rsandifo@nildram.co.uk>
1102 * optabs.c (init_insn_codes): New function.
1103 (new_optab): Delete.
1104 (init_optab, init_optabv): Don't call new_optab.
1105 (init_convert_optab): Don't clear the insn codes.
1106 (init_optabs): Call init_insn_codes.
1108 2007-12-04 Jakub Jelinek <jakub@redhat.com>
1110 * omp-low.c (optimize_omp_library_calls): New function.
1111 (expand_omp_parallel): Call it if optimizing.
1114 * stmt.c (expand_stack_restore): Call expand_normal on var to get
1115 rtx for it instead of assuming it will be a VAR_DECL.
1117 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1119 * c-parser (c_parser_statement_after_labels): Move error from here...
1120 (c_parser_label): ... to here. Check that the declaration is not
1121 actually just another label.
1123 2007-12-04 Richard Guenther <rguenther@suse.de>
1127 * tree-ssa-operands.c (get_addr_dereference_operands): If we
1128 fall back to using the SMTs aliases, make sure to add virtual
1129 operands for the SMT itself.
1130 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
1131 clear the loaded and stored symbols bitmaps.
1133 2007-12-04 Ben Elliston <bje@au.ibm.com>
1135 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
1137 2007-12-04 Ben Elliston <bje@au.ibm.com>
1139 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
1141 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
1144 * doc/invoke.texi: Remove -fforce-addr documentation.
1145 * expr.c (emit_move_insn): Remove use of flag_force_addr.
1146 (expand_expr_real_1): Same.
1147 (do_tablejump): Same.
1148 Call memory_address instead of memory_address_noforce.
1149 * expr.h (memory_address_noforce): Remove prototype.
1150 * explow.c (memory_address): Remove support for flag_force_addr.
1151 (validize_mem): Same.
1152 (memory_address_noforce): Remove.
1153 * common.opt: Add dummy documentation for -fforce-addr.
1154 * combine.c (can_combine_p): Remove -fforce-addr comment.
1155 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
1157 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
1158 relating to memory_address_noforce.
1159 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
1160 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
1162 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1164 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
1165 with !ctx->is_nested.
1166 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
1167 even if !ctx->is_nested.
1168 (lower_copyprivate_clauses, lower_send_clauses,
1169 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
1173 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
1174 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
1175 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
1176 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
1177 (X & C2) << C1 into (X << C1) & (C2 << C1) and
1178 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
1181 PR tree-optimization/33453
1182 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
1183 for pointer addition.
1184 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
1185 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
1188 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
1190 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
1193 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
1195 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
1197 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1200 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
1201 * common.opt (ftree-store-copy-prop): Use the same help text as for
1204 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1205 Revital Eres <eres@il.ibm.com>
1207 * modulo-sched.c (calculate_must_precede_follow,
1208 try_scheduling_node_in_cycle): New functions.
1209 (sms_schedule_by_order): Call the new functions.
1210 (ps_insn_find_column): Use must_follow and must_precede only if
1212 (ps_insn_advance_column): Likewise.
1214 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1215 Revital Eres <eres@il.ibm.com>
1217 * modulo-sched.c (get_sched_window): Fix the direction of the
1218 scheduling window and add dump info.
1220 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
1222 * config/sh/sh.md (cmpgeusi_t): Fix condition.
1224 2007-11-30 Jan Hubicka <jh@suse.cz>
1226 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
1228 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
1230 PR rtl-optimization/34171
1231 * cfgrtl.c (update_bb_for_insn_chain): New function,
1232 refactored from update_bb_for_insn.
1233 (update_bb_for_insn): Call update_bb_for_insn.
1234 (rtl_merge_blocks, try_redirect_by_replacing_jump):
1235 Replace a loop with update_bb_for_insn_chain call.
1236 (cfg_layout_merge_blocks): Add a call to
1237 update_bb_for_insn_chain. Replace the for loop
1238 with a call to update_bb_for_insn_chain.
1240 2007-11-30 Ben Elliston <bje@au.ibm.com>
1242 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
1244 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1246 PR tree-optimization/34244
1247 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1248 (record_numbers_of_iterations): New function.
1249 (execute_vrp): Cache the numbers of iterations of loops.
1250 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
1251 (scev_reset): Use scev_reset_except_niters.
1252 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1254 2007-11-29 Jan Hubicka <jh@suse.cz>
1255 Jakub Jelinek <jakub@redhat.com>
1257 PR tree-optimization/33434
1258 * tree-inline.c (setup_one_parameter): If the value passed to
1259 a parameter is never used, don't set it up.
1261 2007-11-29 Jakub Jelinek <jakub@redhat.com>
1264 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
1265 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
1267 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
1269 * Makefile.in: Use separate vpath lines for each path.
1271 2007-11-29 Ben Elliston <bje@au.ibm.com>
1273 * SERVICE: Update URL.
1275 2007-11-28 Jakub Jelinek <jakub@redhat.com>
1277 PR tree-optimization/34140
1278 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
1279 loop->header has virtual phi nodes.
1281 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
1284 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
1285 of GP register, if valid and fixed.
1288 2007-06-21 David Daney <ddaney@avtrex.com>
1291 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1292 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1293 (exception_receiver): Renamed to ...
1294 (nonlocal_goto_receiver): ... this.
1296 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
1297 Joey Ye <joey.ye@intel.com>
1300 * config/i386/i386.c (function_arg_32): Don't pass aggregate
1301 arguments in ECX/EDX for fastcall.
1303 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
1305 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
1307 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
1308 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
1310 2007-11-28 Ben Elliston <bje@au.ibm.com>
1312 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
1313 (maix32): Add Negative(maix64).
1315 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1317 PR tree-optimization/34016
1318 * tree-ssa-loop.c (pass_linear_transform): Add
1319 TODO_update_ssa_only_virtuals to todo_flags_finish.
1321 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
1323 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
1324 * config/avr/avr.h (LINK_SPEC): Likewise.
1325 (CRT_BINUTILS_SPECS): Likewsie.
1326 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1328 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1331 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
1332 MEM_SIZE is set on all MEMs.
1334 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1336 * config/s390/s390.opt (mhard-float): Add the option to be
1337 overridden. That was missing in my last patch.
1339 2007-11-27 Richard Guenther <rguenther@suse.de>
1341 PR tree-optimization/34241
1342 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1343 to only delete real conversion chains.
1345 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1347 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1348 mhard-float, mlong-double-64, mlong-double-128): Add the
1349 option to be overridden.
1351 2007-11-27 Richard Guenther <rguenther@suse.de>
1353 * builtins.c (fold_builtin_1): Verify the argument types
1354 of BUILT_IN_ISNORMAL.
1355 (fold_builtin_n): Verify the number of arguments to variadic
1358 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1360 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1361 * doc/invoke.texi (Blackfin Options): Document the effects.
1363 2007-11-27 Ben Elliston <bje@au.ibm.com>
1365 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1366 (m64): Add Negative(m32).
1367 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1368 (m64): Add Negative(m32).
1370 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1372 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1374 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1377 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1378 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1379 to get the mode for loading a pseudo register with a count rather
1380 than duplicating code.
1382 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1384 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1385 * config/avr/avr.h (LINK_SPEC): Likewise.
1386 (CRT_BINUTILS_SPECS): Likewsie.
1387 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1389 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1391 * c-common.c (conversion_warning): Use get_unwidened instead of
1394 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1397 * c-parser.c (struct c_parser): New bit in_if_block.
1398 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1400 (c_parser_statement_after_labels): Set in_if_block to false while
1402 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1403 a semicolon is found, just consume it. Don't call
1404 c_parser_statement_after_labels if an open brace is found, call
1405 c_parser_compound_statement instead.
1406 (c_parser_else_body): New.
1407 (c_parser_if_statement): Set in_if_block to true when parsing the
1408 body of the 'if' statement. Use c_parser_else_body.
1410 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1413 * c-decl.c (store_parm_decls): Pass 'false' for the new
1414 allocate_struct_function parameter.
1415 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1416 * tree-parloops.c (create_loop_fn): Likewise.
1417 * function.c (push_function_context_to, push_struct_function,
1418 init_function_start): Likewise.
1419 (allocate_struct_function): Add boolean parameter.
1420 * tree.h (allocate_struct_function): Add boolean parameter.
1421 * function.h (struct function): Move returns_struct and
1422 returns_pcc_struct to the end of the structure definiton.
1424 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1427 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1428 virtual registers are already instantiated.
1429 (truncxf<mode>2): Ditto.
1430 (floatsi<mode>2): Ditto.
1431 (floatdisf2): Ditto.
1432 (floatdidf2): Ditto.
1434 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1437 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1438 the address before it is clobbered.
1440 2007-11-26 Nick Clifton <nickc@redhat.com>
1442 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1443 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1444 (call_value_internal): Remove mode on operands 0 and 1 in order to
1445 match UNPSEC'ed calls generated in PIC mode.
1446 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1449 2007-11-26 Richard Guenther <rguenther@suse.de>
1452 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1453 the result of build_call_expr.
1455 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1456 Revital Eres <eres@il.ibm.com>
1459 * bb-reorder.c (insert_section_boundary_note): Clear
1460 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1462 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1464 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1466 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1468 * dwarf2asm.c (splay_tree_compare_strings): New function.
1469 (dw2_force_const_mem): Use it.
1471 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1473 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1475 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1478 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1479 matches between anonymous union fields.
1481 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1483 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1484 declarations and blocks only after inlining. Check that
1485 non-empty blocks are not dropped.
1486 * tree-inline.c (expand_call_inline): Check that functions are
1487 not inlined too late.
1489 2007-11-26 Ben Elliston <bje@au.ibm.com>
1491 * unwind-dw2-fde.c: Fix comment typo.
1492 * unwind-generic.h: Likewise, fix comment typos.
1494 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1496 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1497 sra_explode_bitfield_assignment in cases where the type is
1498 wider than the bitfield.
1500 2007-11-25 Richard Guenther <rguenther@suse.de>
1502 * tree.h (struct tree_block): Move locus member next to flags.
1503 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1504 (SCOPE_LIST_CONCAT): Likewise.
1505 (pop_scope): Likewise.
1506 * function.c (instantiate_decls_1): Likewise.
1507 (setjmp_vars_warning): Likewise.
1508 * emit-rtl.c (set_used_decls): Likewise.
1509 * tree-inline.c (add_lexical_block): Likewise.
1511 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1513 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1515 * reorg.c (fill_slots_from_thread): Correct last change to use
1516 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1517 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1518 * jump.c (mark_jump_label_1): Add comment for last change
1519 regarding JUMP_LABEL setting.
1520 * gcse.c (add_label_notes): Remove conditional that the label is
1521 mentioned in insn before adding regnote.
1522 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1523 single_set insn only feeding a label to a jump through a
1524 register that dies there.
1526 2007-11-23 Dirk Mueller <dmueller@suse.de>
1527 Richard Guenther <rguenther@suse.de>
1530 * tree-vrp.c (check_array_ref): Move check for valid location..
1531 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1533 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1535 * reload.c (find_reloads_address_1) <autoincdec cases>:
1536 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1538 2007-11-23 Richard Guenther <rguenther@suse.de>
1539 Michael Matz <matz@suse.de>
1541 PR tree-optimization/34176
1542 * alloc-pool.h (empty_alloc_pool): Declare.
1543 * alloc-pool.c (empty_alloc_pool): New function.
1544 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1545 valid table if a lookup from the optimistic table failed.
1546 (vn_unary_op_lookup): Likewise.
1547 (vn_binary_op_lookup): Likewise.
1548 (vn_phi_lookup): Likewise.
1549 (process_scc): Clear optimistic tables before every iteration.
1551 2007-11-23 Richard Guenther <rguenther@suse.de>
1553 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1554 (merge_alias_info): Do verification only if checking is
1555 enabled. Merge flow-sensitive alias information in simple cases.
1556 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1557 complain about missing NMTs.
1559 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1562 * c-common.c (conversion_warning): For INTEGER_TYPE to
1563 INTEGER_TYPE conversions call get_narrower on expr to avoid
1564 spurious warnings from binop shortening or when the implicit
1565 conversion can't change the value.
1567 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1570 * c-decl.c (set_array_declarator_inner): Don't give error for
1571 static or type qualifiers in abstract declarator. Remove
1572 abstract_p parameter.
1573 * c-tree.h (set_array_declarator_inner): Update prototype.
1574 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1575 set_array_declarator_inner.
1576 * doc/standards.texi: Update for C99 TC3.
1578 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1580 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1581 line in my edit of the last change.
1583 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1586 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1587 and TREE_READONLY on the fn decl rather than passing a chain
1590 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1592 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1594 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1596 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1597 of ix86_arch and ix86_tune into a switch statement.
1598 (enum processor_type): Default PROCESSOR_I386 to 0.
1599 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1600 of "ix86_tune == PROCESSOR_K6".
1601 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1604 2007-11-22 Tom Tromey <tromey@redhat.com>
1606 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1607 avoid writing into string allocated by ggc_alloc_string.
1609 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1612 * config/sh/sh.md (binary_sf_op): Remove.
1613 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1614 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1615 and gen_binary_sf_op1.
1617 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1619 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1620 secondary output reload when setting forbidden_inc_dec_class.
1622 2007-11-21 Richard Guenther <rguenther@suse.de>
1624 PR tree-optimization/34148
1625 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1626 field-sensitive PTA for single-element structures.
1627 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1628 SFTs for single-element structures.
1630 2007-11-20 Richard Guenther <rguenther@suse.de>
1633 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1634 of the signed INT_CST_LT.
1635 * stmt.c (expand_case): Likewise.
1636 (estimate_case_costs): Likewise.
1638 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1640 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1641 its binary representation.
1643 2007-11-20 Richard Guenther <rguenther@suse.de>
1645 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1648 2007-11-20 Thiemo Seufer <ths@mips.com>
1650 * config/mips/mips.c (mips_file_start): Add support for
1651 flagging 32-bit code with -mfp64 floating-point.
1653 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1656 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1657 (c_gimplify_expr): Use it.
1659 2007-11-20 Ben Elliston <bje@au.ibm.com>
1661 * config/spu/spu_mfcio.h: Fix typo.
1663 2007-11-20 Ben Elliston <bje@au.ibm.com>
1665 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1667 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1668 Ben Elliston <bje@au.ibm.com>
1670 * config/spu/mfc_tag_release.c: New file.
1671 * config/spu/mfc_multi_tag_release.c: Likewise.
1672 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1673 * config/spu/mfc_tag_release.c: Likewise.
1674 * config/spu/mfc_tag_reserve.c: Likewise.
1675 * config/spu/mfc_tag_table.c: Likewise.
1676 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1677 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1678 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1679 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1680 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1681 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1682 mfc_multi_tag_release): Likewise.
1683 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1684 __mfc_multi_tag_release): Declare.
1686 2007-11-19 Jason Merrill <jason@redhat.com>
1688 PR debug/28834, debug/29436, c/32326
1689 * tree.c (build_type_attribute_qual_variant): Refuse to make
1690 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1691 * doc/extend.texi (Type Attributes): Don't encourage people to add
1692 attributes to struct/enum types in a typedef. Fix
1693 transparent_union example.
1695 * tree-inline.c (remap_type_1): Remove code that's redundant with
1697 (build_duplicate_type): Set id.copy_decl.
1698 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1700 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1702 * config/rs6000/rs6000.c (invalid_e500_subreg,
1703 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1704 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1705 rs6000_legitimate_address, function_arg_advance,
1706 spe_build_register_parallel, rs6000_spe_function_arg,
1707 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1708 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1709 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1710 TDmode similarly to DFmode and TFmode.
1711 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1712 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1714 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1716 * stor-layout.c (lang_adjust_rli): Delete.
1717 (set_lang_adjust_rli): Likewise.
1718 (layout_type): Do not call lang_adjust_rli hook.
1719 * tree.h (set_lang_adjust_rli): Delete.
1721 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1723 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1724 n_dregs_to_save and n_pregs_to_save.
1725 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1726 all callers changed.
1727 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1728 able to save single D/P registers that aren't saved by the push/pop
1731 2007-11-19 Richard Guenther <rguenther@suse.de>
1733 PR tree-optimization/34099
1734 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1735 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1736 if only one operand is undefined.
1738 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1740 PR tree-optimization/34036
1741 * opts.c (set_fast_math_flags): Do not set flags in common
1742 with set_unsafe_math_optimizations_flags, invoke it directly.
1743 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1744 and flag_signed_zeros.
1745 * toplev.c (process_options): Force flag_associative_math to 0 and
1746 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1748 * doc/invoke.texi (Optimize Options): Document the new behavior
1749 of -funsafe-math-optimizations, that -fassociative-math requires
1750 both -fno-signed-zeros and -fno-trapping-math and make it clear
1751 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1752 documentation of -ffast-math.
1754 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1756 PR rtl-optimization/34132
1757 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1761 * optabs.h (optab_table): Change type to struct optab from optab.
1762 (convert_optab_table): Similarly.
1763 Adjust all _optab macros to expand to addresses of optab_table
1764 resp. convert_optab_table elements rather than the values of the
1766 * optabs.c (optab_table): Change typype to struct optab from optab.
1767 If compiled by recent GCC, initialize all the insn_code fields in
1768 the array using designated range initializers.
1769 (convert_optab_table): Similarly.
1770 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1771 set_conv_libfunc): Into libfunc_entry's optab field store index within
1772 optab_table resp. convert_optab_table array instead of difference
1773 between two separately malloced addresses.
1774 (new_optab): Add op argument, don't return anything. Initialize
1775 just the insn_code field in handlers array and only when needed.
1776 (init_optab, init_optabv): Add op argument, don't return anything.
1777 Adjust new_optab caller.
1778 (new_convert_optab): Removed.
1779 (init_convert_optab): Add op argument, don't return anything, don't
1780 call new_convert_optab. If needed, initialize insn_code field in
1782 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1784 (debug_optab_libfuncs): Adjust uses of optab_table and
1785 convert_optab_table arrays.
1787 2007-11-18 Richard Guenther <rguenther@suse.de>
1789 PR tree-optimization/34127
1790 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1791 Make code match up the comments, require compatibility of the
1794 2007-11-17 Richard Guenther <rguenther@suse.de>
1797 * fold-const.c (extract_muldiv_1): Do not move negative
1798 constants inside ABS_EXPR.
1800 2007-11-16 Ian Lance Taylor <iant@google.com>
1802 * collect2.c (dump_file): If a demangled symbol is followed by a
1803 space, make sure we output at least one space.
1805 2007-11-16 Richard Guenther <rguenther@suse.de>
1808 * fold-const.c (fold_binary): Use correct types for folding
1809 1 << X & Y to Y >> X & 1.
1811 2007-11-16 Richard Guenther <rguenther@suse.de>
1813 PR tree-optimization/33870
1814 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1815 (struct tree_struct_field_tag): Remove nesting_level field.
1816 (SFT_NESTING_LEVEL): Remove.
1817 (SFT_BASE_FOR_COMPONENTS_P): Add.
1818 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1819 base_for_components flag.
1820 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1821 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1823 (create_overlap_variables_for): Deal with it.
1824 * tree-dfa.c (dump_subvars_for): Likewise.
1825 (dump_variable): Likewise.
1826 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1827 Set base_for_components for first elements of sub-structures.
1828 (create_variable_info_for): Handle base_for_components.
1829 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1830 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1831 * tree-ssa-operands.c (ref_nesting_level): Remove.
1832 (add_vars_for_offset): Remove full_ref parameter, always add
1833 the offset of the pointed-to SFT.
1834 (add_virtual_operand): Adjust for changed signature of
1835 add_vars_for_offset.
1837 2007-11-16 Sa Liu <saliu@de.ibm.com>
1839 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1840 floatunssidf2 and floatunsdidf2.
1842 2007-11-16 Richard Guenther <rguenther@suse.de>
1844 PR tree-optimization/34113
1845 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1846 Use correct conversion direction for checking type compatibility.
1848 2007-11-16 Richard Guenther <rguenther@suse.de>
1850 PR tree-optimization/34099
1851 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1852 that produce UNDEFINED result if at least one of its operands
1853 is UNDEFINED. By default the result is only UNDEFINED if all
1854 operands are UNDEFINED.
1856 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1859 * gcc.c (init_spec): Don't initialize asm_debug here...
1860 (main): ... but here.
1862 2007-11-07 Tom Tromey <tromey@redhat.com>
1864 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1865 * tree-parloops.c (create_loop_fn): Use set_cfun.
1866 * gengtype.c (open_base_files): Emit #undef cfun.
1867 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1868 * function.h (cfun): New define.
1869 * function.c: Undefine cfun.
1871 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1873 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1874 * config/avr/avr.h (LINK_SPEC): Likewise.
1875 (CRT_BINUTILS_SPECS): Likewsie.
1876 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1878 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1881 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1882 (execute_fold_all_builtins): Call optimize_stack_restore for
1883 BUILT_IN_STACK_RESTORE.
1885 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1887 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1888 propagation into an address; that's done in should_replace_address.
1890 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1892 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1893 * config/spu/spu.c (legitimate_const): Remove.
1894 (classify_immediate): Inline call to legitimate_const.
1895 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1896 for any constant, not just -512 .. 511.
1898 2007-11-15 Sa Liu <saliu@de.ibm.com>
1900 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1901 condition from HONOR_NANS test.
1902 * config/spu/spu.md (ceq_df): Always generate comparison code
1903 inline, including checks for NaNs and infinities.
1905 (cgt_v2df): Likewise.
1906 (cmpdf): Make this expander unconditional.
1908 2007-11-15 Richard Guenther <rguenther@suse.de>
1910 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1911 to only create SFTs if we also create variable infos for PTA.
1912 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1914 2007-11-15 Richard Guenther <rguenther@suse.de>
1916 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1917 type for TBAA pruning.
1918 (find_what_p_points_to): Call set_uids_in_ptset with the original
1919 pointer, not the decl of the solution we collapsed to.
1921 2007-11-14 David Daney <ddaney@avtrex.com>
1923 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1926 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1929 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1930 for registers in BR_REGS class.
1932 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1935 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1936 init_ssa_operands has not been called for cfun.
1938 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1940 PR tree-optimization/34046
1941 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1942 scaling if the old probability is greater than the new base.
1944 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1946 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1947 unused edges after loop duplication.
1949 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1951 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1952 (enum target_cpu_default): ... this enum.
1953 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1954 * config/i386/i386.c (override_options): ... here.
1955 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1956 TARGET_CPU_DEFAULT_i486.
1958 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1960 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1961 * config/sh/sh.c (sh_rtx_costs): Likewise.
1962 * ChangeLog: Likewise.
1964 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1966 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1967 should not be of pointer type.
1969 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1971 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1973 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1974 Bob Wilson <bob.wilson@acm.org>
1976 * config/xtensa/unwind-dw2-xtensa.c: New.
1977 * config/xtensa/unwind-dw2-xtensa.h: New.
1978 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1979 (DWARF2_UNWIND_INFO): Remove.
1980 (DWARF_FRAME_REGISTERS): Define.
1981 (EH_RETURN_DATA_REGNO): Define.
1982 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1984 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1986 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1988 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1989 -fsched-stalled-insns.
1991 PR tree-optimization/34063
1992 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1993 as first chrec_fold_plus operand rather than second.
1995 2007-11-13 Diego Novillo <dnovillo@google.com>
1997 PR tree-optimization/33870
1998 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1999 Remove field in_nested_struct.
2000 (struct tree_struct_field_tag): Add field nesting_level.
2001 (sft_in_nested_struct): Remove.
2002 (sft_nesting_level): Define.
2003 (sft_unpartitionable_p): Define.
2004 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
2005 partitionable, return long_max.
2006 (compute_memory_partitions): Do not partition sfts marked
2008 (create_sft): Add argument nesting_level. Set
2009 sft_nesting_level with it. Update all users.
2010 (create_overlap_variables_for): Show nesting level.
2011 * tree-dfa.c (dump_subvars_for): Likewise.
2012 (dump_variable): Likewise. Show whether the sft is
2013 partitionable or not.
2014 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
2015 Add field nesting_level.
2016 * tree-ssa-structalias.c (struct variable_info): Remove
2017 field in_nested_struct.
2018 (push_fields_onto_fieldstack): Add argument nesting_level.
2019 Update all users. Update documentation. Update pair->nesting_level
2020 with nesting_level. Make recursive calls with nesting_level + 1.
2021 (set_uids_in_ptset): If an sft is added to the points-to set,
2022 mark it as unpartitionable.
2023 * tree-ssa-operands.c (ref_nesting_level): New.
2024 (add_vars_for_offset): Call it. Add argument full_ref. Update
2025 callers. If var is inside a nested structure and the nesting level
2026 of full_ref is lower than the nesting level of var,
2027 adjust offset by the offset of var.
2029 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
2031 PR tree-optimization/32582
2032 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
2034 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
2036 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
2037 functions can be used as constant.
2039 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2041 PR rtl-optimization/34035
2042 * cse.c (cse_cfg_altered): New global variable.
2043 (cse_jumps_altered): Make boolean.
2044 (recorded_label_ref): Likewise.
2045 (cse_insn): Adjust for above changes.
2046 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
2047 if dead edges have been purged.
2048 (cse_main): Change return value specification and adjust code.
2049 (rest_of_handle_cse): Adjust for above change.
2050 (rest_of_handle_cse2): Likewise.
2051 * gcse.c (rest_of_handle_gcse): Likewise.
2053 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2054 Michael Meissner <michael.meissner@amd.com>
2056 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
2057 get the appropriate suffix for the coms* instruction.
2058 (sse5_pcmov_<mode>): Restrict operands of pcmov
2059 for scalar case to be only xmm registers and not memory.
2061 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
2062 constraints to follow the mnemonics for the pcmov instruction
2064 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
2067 * config/mips/mips.c (mips_return_fpr_single): New function.
2068 (mips_function_value): Use it when returning single-field
2070 (mips_expand_call): Handle the PARALLELs created by
2071 mips_return_fpr_single.
2073 2007-11-12 Richard Guenther <rguenther@suse.de>
2076 * fold-const.c (fold_binary): If testing for non-negative
2077 operands with tree_expr_nonnegative_warnv_p make sure to
2078 use op0 which has all (sign) conversions retained.
2080 2007-11-12 Richard Guenther <rguenther@suse.de>
2083 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
2084 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
2086 2007-11-12 Ira Rosen <irar@il.ibm.com>
2088 PR tree-optimization/33953
2089 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
2090 allocate vec_oprnds1 according to the number of created vector
2091 statements. In case of shift with scalar argument, store scalar
2092 operand for every vector statement to be created for the SLP node.
2095 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
2097 * gcse.c (CUID_INSN): Remove.
2099 (alloc_gcse_mem): Don't allocate cuid_insn.
2100 (free_gcse_mem): Don't free cuid_insn.
2102 2007-11-10 Jakub Jelinek <jakub@redhat.com>
2105 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
2109 * tree-inline.h (copy_body_data): Add regimplify field.
2110 * tree-inline.c (copy_body_r): Set id->regimplify to true
2111 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
2113 (copy_bb): Clear id->regimplify before walk_tree, if it is
2114 set afterwards, regimplify the whole statement.
2116 PR tree-optimization/33680
2117 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
2118 if the added cast involves variable length types.
2120 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2121 Maxim Kuvyrkov <maxim@codesourcery.com>
2123 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
2124 instead of TRUE_BARRIER for jumps. Add register dependencies
2125 even when reg_pending_barrier is set.
2127 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2129 * haifa-sched.c (haifa_classify_insn): Rename to ...
2130 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
2131 handle PARALLELs by recursing. Use it ...
2132 (haifa_classify_insn): ... here. Reimplement.
2134 2007-11-09 Richard Guenther <rguenther@suse.de>
2136 * bitmap.h (bitmap_single_bit_set_p): Declare.
2137 * bitmap.c (bitmap_single_bit_set_p): New function.
2138 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
2139 (maybe_create_global_var): Use bitmap_empty_p.
2141 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
2142 Jakub Jelinek <jakub@redhat.com>
2144 PR rtl-optimization/34012
2145 * fwprop.c (try_fwprop_subst): Do not replace if the new
2146 SET_SRC has a higher cost than the old one.
2148 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2150 PR rtl-optimization/33732
2151 * reload.c (push_reload): Check that the REG_DEAD note was referring
2152 to a hardreg or to a pseudo that has been assigned exactly one hardreg
2153 before considering it in order to select the reload register.
2154 (combine_reloads): Likewise.
2155 (find_dummy_reload): Likewise.
2157 2007-11-09 Richard Guenther <rguenther@suse.de>
2159 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
2160 (struct ptr_info_def): Likewise.
2161 (enum escape_type): Also use bit zero.
2163 2007-11-09 Richard Guenther <rguenther@suse.de>
2165 PR tree-optimization/33604
2166 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2167 Disregard changes in CV qualifiers of pointed to types for
2168 forward propagating ADDR_EXPRs.
2169 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
2172 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
2174 * dse.c (find_shift_sequence): Always choose an integer mode for
2176 (replace_read): Require both the read and store mode to be
2177 integer ones. Remove a then-redundant FLOAT_P check.
2179 2007-11-08 Richard Guenther <rguenther@suse.de>
2181 * tree-dfa.c (remove_referenced_var): If removing a
2182 variable which has subvars, also remove those from
2183 the referenced vars. Do not create a variable annotation.
2185 2007-11-08 Bob Wilson <bob.wilson@acm.org>
2187 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
2188 argument for gen_entry calls.
2189 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
2190 (entry): Use the new attribute value. Remove unused first operand.
2192 2007-11-08 Tom Tromey <tromey@redhat.com>
2194 * c-parser.c (c_parser_translation_unit): Use location in error.
2195 (c_parser_external_declaration): Likewise.
2196 (c_parser_declaration_or_fndef): Likewise.
2197 (c_parser_enum_specifier): Likewise.
2198 (c_parser_struct_or_union_specifier): Likewise.
2199 (c_parser_struct_declaration): Likewise.
2200 (c_parser_typeof_specifier): Likewise.
2201 (c_parser_parms_list_declarator): Likewise.
2202 (c_parser_asm_string_literal): Likewise.
2203 (c_parser_braced_init): Likewise.
2204 (c_parser_initelt): Likewise.
2205 (c_parser_compound_statement_nostart): Likewise.
2206 (c_parser_statement_after_labels): Likewise.
2207 (c_parser_do_statement): Likewise.
2208 (c_parser_asm_statement): Likewise.
2209 (c_parser_conditional_expression): Likewise.
2210 (c_parser_unary_expression): Likewise.
2211 (c_parser_sizeof_expression): Likewise.
2212 (c_parser_postfix_expression): Likewise.
2213 (c_parser_postfix_expression_after_paren_type): Likewise.
2214 (c_parser_objc_class_instance_variables): Likewise.
2215 (c_parser_objc_method_definition): Likewise.
2216 (c_parser_objc_methodprotolist): Likewise.
2217 (c_parser_pragma): Likewise.
2218 (c_parser_omp_clause_num_threads): Likewise.
2219 (c_parser_omp_clause_schedule): Likewise.
2220 (c_parser_omp_all_clauses): Likewise.
2221 (c_parser_omp_sections_scope): Likewise.
2222 (c_parser_label): Use location of label, not colon.
2224 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
2227 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
2230 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2233 * ipa-pure-const.c (static_execute): Added code to keep recursive
2234 functions from being marked as pure or const.
2235 * ipa-utils.c (searchc): Fixed comment.
2237 2007-11-08 Tom Tromey <tromey@redhat.com>
2239 * common.opt (fshow-column): Default to 0.
2240 * configure: Rebuilt.
2241 * configure.ac (--enable-mapped-location): Default to 'yes'.
2243 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2245 * common.opt: Add pointer to doc/options.texi.
2246 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
2247 -fipa-reference): Add or correct doc. Sorted options list for -Os
2250 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
2253 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
2254 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
2255 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
2256 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
2257 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
2258 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
2259 to TARGET_BIG_ENDIAN_DEFAULT.
2260 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
2261 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
2262 to TARGET_BIG_ENDIAN_DEFAULT.
2264 2007-11-07 Diego Novillo <dnovillo@google.com>
2266 * tree.h (struct tree_struct_field_tag): Move field
2267 in_nested_struct ...
2268 (struct tree_memory_tag): ... here.
2270 2007-11-07 Diego Novillo <dnovillo@google.com>
2273 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
2274 (SFT_IN_NESTED_STRUCT): Define.
2275 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
2276 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
2277 * tree-ssa-structalias.c (struct variable_info): Likewise.
2278 (push_fields_onto_fieldstack): If OFFSET is positive,
2279 set in_nested_struct.
2280 (create_variable_info_for): Copy setting of
2281 in_nested_struct from the field offset object.
2282 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
2283 variable info object.
2284 * tree-ssa-operands.c (add_vars_for_offset): If VAR
2285 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
2287 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2289 PR rtl-optimization/33737
2290 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
2291 target block after computing the probabilities of outgoing edges.
2292 Cap the frequency to BB_FREQ_MAX.
2293 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
2294 frequency of the basic block if it has been reused.
2296 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2298 PR rtl-optimization/33822
2299 * rtl.h (REG_OFFSET): Fix comment.
2300 * var-tracking.c (INT_MEM_OFFSET): New macro.
2301 (var_mem_set): Use it.
2302 (var_mem_delete_and_set): Likewise.
2303 (var_mem_delete): Likewise.
2304 (same_variable_part_p): Likewise.
2305 (vt_get_decl_and_offset): Likewise.
2306 (offset_valid_for_tracked_p): New predicate.
2307 (count_uses): Do not track locations with invalid offsets.
2308 (add_uses): Likewise.
2309 (add_stores): Likewise.
2311 2007-11-07 Tom Tromey <tromey@redhat.com>
2313 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
2314 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
2316 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
2317 Andrey Belevantsev <abel@ispras.ru>
2319 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
2320 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
2321 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
2322 Save calculated max_asap in it.
2323 (sms_schedule): Calculate maxii using max_asap.
2325 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
2327 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
2328 with -mhard-dfp/-mno-hard-dfp.
2330 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2331 Jakub Jelinek <jakub@redhat.com>
2334 * haifa-sched.c (check_sched_flags): Remove.
2335 (sched_init): Don't call it.
2337 2007-11-06 Diego Novillo <dnovillo@google.com>
2339 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
2340 * tree-ssa-operands.c: Tidy top-level comments.
2341 (add_vop): Likewise.
2342 (add_vars_for_offset): Tidy parameter formatting..
2343 (get_addr_dereference_operands): Likewise.
2344 (get_indirect_ref_operands): Likewise.
2345 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2346 <OMP_ATOMIC_STORE>: Likewise.
2348 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2351 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2352 GCC_VERSION which is always defined.
2354 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2357 * reload1.c (find_reloads): Also check in_reg when handling a
2358 simple move with an input reload and a destination of a hard register.
2360 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2362 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2363 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2364 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2365 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2366 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2367 (m68k_sched_attr_type2): New function.
2368 (sched_adjust_cost_state): New static variable.
2369 (m68k_sched_adjust_cost): New static function implementing
2371 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2372 New static variables.
2373 (m68k_sched_variable_issue): New static function implementing
2375 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2376 (sched_dump_split_class): New static function.
2377 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2379 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2380 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2381 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2382 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2385 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2386 (CPU_UNITS_QUERY): Define.
2388 * config/m68k/cf.md: New file.
2389 * config/m68k/m68.md (cf.md): New include.
2391 2007-11-06 Tom Tromey <tromey@redhat.com>
2393 PR c++/32256, PR c++/32368:
2394 * function.c (saved_in_system_header): New global.
2395 (push_cfun): Save in_system_header.
2396 (pop_cfun): Restore in_system_header.
2397 (push_struct_function): Save in_system_header.
2399 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2403 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2404 (complete_array_type): Set canonical type appropriately.
2405 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2406 C and C++ front ends now have different versions of this function,
2407 because the C++ version needs to maintain canonical types here.
2409 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2411 * tree-parloops.c (reduction_info): Remove reduction_init field.
2412 (initialize_reductions): Remove creation of the reduction_init variable.
2413 (struct data_arg): Remove.
2414 (add_field_for_reduction, create_stores_for_reduction): New functions.
2415 (add_field_for_name): Remove reduction handling.
2416 (separate_decls_in_loop): Call add_field_for_reduction,
2417 create_stores_for_reduction.
2419 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2421 PR tree-optimization/33458
2422 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2423 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2425 PR tree-optimization/33993
2426 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2427 rather than build_constructor_from_list if all list values are
2429 (get_initial_def_for_induction): Use build_vector instead of
2430 build_constructor_from_list.
2432 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2435 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2436 (DECL_FINI_PRIORITY): Likewise.
2437 * tree.c (decl_init_priority_lookup): Remove assert.
2438 (decl_fini_priority_insert): Likewise.
2439 * cgraphunit.c (static_ctors): Make it a VEC.
2440 (static_dtors): Likewise.
2441 (record_cdtor_fn): Adjust accordingly.
2442 (build_cdtor): Generate multiple functions for each initialization
2444 (compare_ctor): New function.
2445 (compare_dtor): Likewise.
2446 (cgraph_build_cdtor_fns): Sort the functions by priority before
2447 calling build_cdtor.
2448 (cgraph_build_static_cdtor): Put the priority in the function's name.
2450 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2453 * common.opt: Add shared and pie.
2455 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2457 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2458 replace references to virtual_stack_vars_rtx in goto_handler.
2460 2007-11-05 Paul Brook <paul@codesourcery.com>
2462 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2463 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2464 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2465 arm_lang_output_object_attributes_hook.
2466 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2467 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2468 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2470 * config/arm/t-arm.c (arm.o): New rule.
2471 * config/arm/arm-c.c: New file.
2473 2007-11-05 Nick Clifton <nickc@redhat.com>
2474 Sebastian Pop <sebastian.pop@amd.com>
2476 PR tree-optimization/32540
2477 PR tree-optimization/33922
2478 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2479 * tree-ssa-pre.c: Include params.h.
2480 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2481 to limit the maximum length of the PA set for a given block.
2482 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2483 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2485 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2487 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2488 __fixunssfDI): Make return type unsigned.
2489 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2490 __fixunssfDI): Make return type unsigned.
2492 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2494 PR tree-optimization/33856
2495 * tree-data-ref.c (get_references_in_stmt): Don't add
2496 REFERENCE_CLASS_P trees to references vector if get_base_address
2497 returns NULL on them.
2499 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2501 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2503 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2506 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2507 for TRUTH_NOT_EXPR to type.
2509 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2511 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2513 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2516 * dwarf2out.c (add_calling_convention_attribute): Change
2517 second argument. Set calling convention to DW_CC_program for
2518 Fortran main program.
2519 (gen_subprogram_die): Adjust to new prototype for
2520 add_calling_convention_attribute.
2522 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2524 PR tree-optimization/33987
2525 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2527 (vectorizable_reduction): Add type check.
2529 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2532 * c-parser.c (c_parser_statement_after_labels): Error if a
2533 declaration is parsed after a label.
2535 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2538 * reorg.c (emit_delay_sequence): Do not clear the locator on
2539 the jump instruction.
2541 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2544 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2545 current sched region.
2547 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2549 * config/ia64/ia64.c (struct reg_write_state): Change into
2550 unsigned short bitfields rather than unsigned int, decrease
2551 first_pred to just 10 bits.
2552 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2553 into two char array.
2554 (rws_insn_set, rws_insn_test): New functions.
2555 (in_safe_group_barrier): New variable.
2556 (rws_update): Remove first argument, always set rws_sum array.
2557 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2558 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2559 (rtx_needs_barrier): Use rws_insn_test macro.
2560 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2561 instead set/clear in_safe_group_barrier flag.
2563 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2565 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2566 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2567 pointer or frame pointer.
2568 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2569 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2570 (DWARF2_UNWIND_INFO): Define.
2571 (INCOMING_RETURN_ADDR_RTX): Define.
2572 (DWARF_FRAME_RETURN_COLUMN): Define.
2574 2007-11-02 Tom Tromey <tromey@redhat.com>
2576 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2579 2007-11-02 Diego Novillo <dnovillo@google.com>
2581 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2582 argument from function pointer ANALYZE_EXPR. Update all users.
2583 * cgraph.c (debug_cgraph_node): New.
2584 (debug_cgraph): New.
2586 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2588 PR rtl-optimization/33648
2589 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2590 the newly created basic block.
2592 2007-11-01 Richard Guenther <rguenther@suse.de>
2594 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2596 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2598 PR rtl-optimization/33828
2599 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2600 of VBEIN and VBEOUT.
2602 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2604 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2605 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2606 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2608 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2610 * gcc.c (getenv_spec_function): Escape the environment variable's
2613 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2615 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2616 show that CSE means common subexpression elimination. Change wording
2617 for -fsee and define LCM. Remove capitalization of optimizations
2618 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2620 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2623 * doc/sourcebuild.texi (Test Directives): Document that xfail
2624 has no effect for dg-do except when dg-do-what is "run".
2626 2007-11-01 Tom Tromey <tromey@redhat.com>
2628 * c-decl.c (grokdeclarator): Set decl source locations.
2629 * c-parser.c (c_parser_enum_specifier): Set location.
2630 (c_parser_struct_or_union_specifier): Likewise.
2632 2007-11-01 Tom Tromey <tromey@redhat.com>
2634 * print-tree.c (print_node): Print column number.
2636 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2639 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2640 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2641 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2643 PR rtl-optimization/33673
2644 * gcse.c (cprop_jump): If a conditional jump has been optimized
2645 into unconditional jump, make the remaining normal edge fallthru
2646 and delete the jump insn.
2648 2007-11-01 Ben Elliston <bje@au.ibm.com>
2650 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2651 (set_mem_attrs_from_reg): Likewise.
2653 2007-11-01 Michael Matz <matz@suse.de>
2655 PR tree-optimization/33961
2656 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2657 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2658 (add_or_mark_expr): New argument 'store', using it to search
2660 (nt_init_block): Adjust calls to add_or_mark_expr.
2662 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2665 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2666 for the first push_operand.
2668 2007-10-31 Revital Eres <eres@il.ibm.com>
2670 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2671 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2672 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2673 movmisalignv2sf, vcondv2sf): New.
2674 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2675 UNSPEC_EXTODD_V2SF): Define new constants.
2676 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2677 paired_emit_vector_cond_expr): New.
2678 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2679 * config/rs6000/rs6000.c (paired_expand_vector_move,
2680 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2682 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2684 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2686 PR tree-optimization/32377
2687 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2688 work also for unknown number of iterations.
2689 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2690 number of iterations is not known.
2692 2007-10-31 Richard Guenther <rguenther@suse.de>
2695 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2696 new undefined integer overflow.
2697 (fold_binary): Avoid useless conversion.
2699 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2702 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2704 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2706 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2708 * config/s390/s390.c: (override_options): Replace
2709 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2710 * config/s390/s390.opt: Likewise.
2711 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2714 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2716 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2718 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2720 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2721 optimization options.
2722 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2723 enabled by -O. Document -fdce and -fdse.
2725 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2728 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2729 convert second operand of COMPOUND_EXPR to the original type of
2732 2007-10-30 Richard Guenther <rguenther@suse.de>
2734 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2735 of loop adding SFTs as virtual operands.
2737 2007-10-30 Richard Guenther <rguenther@suse.de>
2739 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2741 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2743 PR tree-optimization/32893
2744 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2745 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2747 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2749 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2751 (sub_ddmmss): Likewise.
2752 (umul_ppmm): Likewise.
2753 (udiv_qrnnd): Likewise.
2755 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2758 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2759 directives must come before dg-additional-sources.
2761 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2763 PR tree-optimization/33723
2764 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2765 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2767 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2769 PR tree-optimization/33614
2770 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2771 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2772 initializer constants.
2774 2007-10-29 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/33870
2777 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2778 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2781 2007-10-29 Richard Guenther <rguenther@suse.de>
2783 * passes.c (init_optimization_passes): Exchange store_copy_prop
2785 * tree-pass.h (pass_store_copy_prop): Remove.
2786 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2787 (stmt_may_generate-copy): Do not handle store_copy_prop.
2788 (get_copy_of_val): Likewise.
2789 (set_copy_of_val): Likewise.
2790 (copy_prop_visit_assignment): Likewise.
2791 (copy_prop_visit_stmt): Likewise.
2792 (copy_prop_visit_phi_node): Likewise.
2793 (init_copy_prop): Likewise.
2794 (execute_copy_prop): Likewise.
2795 (do_copy_prop): Remove.
2796 (gate_store_copy_prop): Likewise.
2797 (store_copy_prop): Likewise.
2798 (pass_store_copy_prop): Likewise.
2799 (pass_copy_prop): Call execute_copy_prop.
2800 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2801 * common.opt (ftree-store-copy-prop): Mark obsolete.
2802 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2804 2007-10-29 Ian Lance Taylor <iant@google.com>
2806 * ifcvt.c (noce_can_store_speculate_p): New static function.
2807 (noce_process_if_block): Call it.
2808 (if_convert): Remove recompute_dominance parameter. Change all
2811 2007-10-29 Richard Guenther <rguenther@suse.de>
2813 * tree-flow-inline.h (get_subvar_at): Use binary search.
2814 (get_first_overlapping_subvar): New function to binary search
2815 for the first overlapping subvar.
2816 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2817 just handle adding subvars for a pointed-to subvar. Optimize
2818 and use get_first_overlapping_subvar.
2819 (add_vars_for_bitmap): Fold into single caller.
2820 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2821 and non pointed-to bits of add_vars_for_offset.
2823 2007-10-29 Revital Eres <eres@il.ibm.com>
2825 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2827 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2828 Zdenek Dvorak <ook@ucw.cz>
2831 reduction support for automatic parallelization.
2833 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2835 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2836 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2837 and OMP_ATOMIC_STORE.
2838 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2839 * gimple-low.c (lower_stmt): Same.
2840 * gimplify.c (gimplify_expr): Same.
2841 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2842 gimplify_omp_atomic_mutex): Remove.
2843 (gimplify_omp_atomic): Change it to simply gimplify the
2844 statement instead of expanding it.
2845 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2846 (expand_omp_atomic, expand_omp_atomic_pipeline,
2847 goa_stabilize_expr, expand_omp_atomic_mutex,
2848 expand_omp_atomic_fetch_op): New functions to implement
2849 expansion of OMP_ATOMIC.
2850 (expand_omp, build_omp_regions_1): Add support for
2851 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2852 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2854 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2856 * tree-parloops.c: add include to tree-vectorizer.h.
2857 (reduction_info): New structure for reduction.
2858 (reduction_list): New list to represent list of reductions per loop.
2859 (struct data_arg): New helper structure for reduction.
2860 (reduction_info_hash, reduction_info_eq, reduction_phi,
2861 initialize_reductions, create_call_for_reduction,
2862 create_phi_for_local_result, create_call_for_reduction_1,
2863 create_loads_for_reductions, create_final_loads_for_reduction):
2865 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2866 (separate_decls_in_loop_name): Support reduction variables.
2867 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2868 call create_loads_for_reduction for each reduction.
2869 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2871 (transform_to_exit_first_loop): Add reduction support, add
2872 reduction_list parameter.
2873 (gen_parallel_loop): Add reduction_list parameter. Add call
2874 separate_decls_in_loop with
2875 the new argument. Traverse reductions and call
2876 initialize_reductions, create_call_for_reduction.
2877 (parallelize_loops): Create and delete the reduction list.
2878 (add_field_for_name): Change use of data parameter. Add fields for
2880 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2881 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2882 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2883 * tree-inline.c (estimate_num_insns_1): add cases for
2884 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2885 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2886 * tree-ssa-operands.c (get_addr_dereference_operands):
2887 New function. Subroutine of get_indirect_ref_operands.
2888 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2889 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2892 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2894 * config/cris/cris.c: Include df.h.
2895 (cris_address_cost): Add gcc_assert for canonicalization
2896 assumptions. For PLUS with MULT or register, correct
2897 test for register in other arm. Tweak comments.
2899 2007-10-28 Richard Guenther <rguenther@suse.de>
2901 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2902 telling if the var is to be treated as points-to location.
2903 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2904 (add_virtual_operand): Only recurse into MPTs if aliases
2907 2007-10-28 Richard Guenther <rguenther@suse.de>
2909 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2910 (add_vars_for_bitmap): Do not recurse further. Only add vars
2911 for pointed-to SFTs.
2912 (add_virtual_operand): Re-instantiate loop to add operands for
2913 aliases. Recurse into MPTs.
2914 (get_indirect_ref_operands): If we fall back to use a pointers
2915 SMT, make sure to not prune based on the access offset and size.
2917 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2920 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2921 the eh information on the statement.
2923 2007-10-28 Richard Guenther <rguenther@suse.de>
2925 * tree-flow.h (subvar_t): Make it a VEC.
2926 (struct subvar): Remove.
2927 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2928 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2930 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2931 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2932 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2933 (set_initial_properties): Likewise.
2934 (setup_pointers_and_addressables): Likewise.
2935 (new_type_alias): Likewise.
2936 (create_overlap_variables_for): Likewise.
2937 * tree-dfa.c (dump_subvars_for): Likewise.
2938 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2939 (get_expr_operands): Likewise.
2940 (add_to_addressable_set): Likewise.
2941 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2943 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2945 PR tree-optimization/33920
2946 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2947 successor bb to true when predecessor bb has NULL predicate.
2948 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2950 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2952 * config/mips/mips.md: Add combiner patterns for DImode extensions
2953 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2956 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2959 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2961 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2963 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2964 LIBCALL notes if they are about to be moved to the same insn.
2966 2007-10-27 Richard Guenther <rguenther@suse.de>
2968 PR tree-optimization/33870
2969 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2970 duplication. Remove redundant call to access_can_touch_variable.
2971 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2972 (add_virtual_operand): Use it.
2974 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2977 * pa.h (ASM_PN_FORMAT): Delete define.
2979 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2981 * doc/invoke.texi (Option Summary, optimizations): Remove
2982 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2983 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2984 -fsplit-wide-types to match later entry. Break up a long line.
2985 (Option Summary, code gen options) Add -fno-stack-limit. Add
2986 missing @gol to the end of a line.
2987 (Optimization Options): Remove -fbounds-check, which is also
2988 documented under Code Generation Options. Remove =n from
2989 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2990 to -fcprop-registers to match other options, and say when it is
2991 enabled rather than disabled. Remove extra index entry for
2992 -fno-cx-limited-range. Add index entries for -fstack-protector
2993 and -fstack-protector-all.
2994 (Code Gen Options): Add index entry for -ftls-model.
2996 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2998 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2999 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
3000 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
3001 expand_epilogue, output_movhi): Don't handle 'main' function.
3002 (avr_attribute_table): Add 'OS_task' function attribute.
3003 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
3005 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
3006 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
3008 * config/avr/avr.opt (minit-stack): Remove.
3010 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
3012 * tree-nested.c (get_trampoline_type): Fix thinko.
3014 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
3017 * tree.c (build_offset_type): Build canonical type based on the
3018 TYPE_MAIN_VARIANT of the base type.
3020 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
3022 * reorg.c (emit_delay_sequence): Move insn locator from the
3023 first insn to the sequence.
3025 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
3027 * ipa-pure-const.c (check_decl): Return immediately when
3028 pure_const_state has been set to IPA_NEITHER.
3030 2007-10-25 Ira Rosen <irar@il.ibm.com>
3032 PR tree-optimization/33833
3033 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
3034 and convert init to sizetype in inner_base construction.
3036 2007-10-25 Richard Guenther <rguenther@suse.de>
3038 * tree-flow.h (mem_sym_stats): Remove.
3039 (dump_mem_sym_stats_for_var): Declare.
3040 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
3041 (mem_sym_stats): Move ...
3042 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
3043 (mem_sym_score): Rename from ...
3044 (pscore): ... this. Remove.
3045 (dump_mem_sym_stats_for_var): New function. Dump the score, but
3046 not the frequencies.
3047 (compare_mp_info_entries): Make sort stable by disambiguating
3050 2007-10-25 Ira Rosen <irar@il.ibm.com>
3052 PR tree-optimization/33866
3053 * tree-vect-transform.c (vectorizable_store): Check operands of all
3054 the stmts in the group of strided accesses. Get def stmt type for each
3055 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
3057 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
3059 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
3060 (Yt): Rename register constraint to Y2.
3061 * config/i386/sse.md: Use renamed register constraints.
3062 * config/i386/mmx.md: Ditto.
3063 * config/i386/i386.md: Ditto.
3065 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
3067 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
3069 2007-10-24 Chao-ying Fu <fu@mips.com>
3071 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
3072 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
3074 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3075 Olga Golovanevsky <olga@il.ibm.com>
3077 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
3078 the compiler that wr.wrap and wr.domain are initialized in
3081 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3083 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
3084 to print gcov_type values.
3086 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
3088 * config/avr/avr.h: Do not include progmem_section definition when
3089 building with IN_TARGET_LIBS.
3091 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3094 * config/mips/mips.c (mips_lo_sum_offset): New structure.
3095 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
3096 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
3097 (mips_orphaned_high_part_p: New functions.
3098 (mips_avoid_hazard): Don't check INSN_P here.
3099 (mips_avoid_hazards): Rename to...
3100 (mips_reorg_process_insns): ...this. Cope with
3101 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
3102 or turn them into nops.
3103 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
3104 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
3105 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
3106 (mips_override_options): Set flag_delayed_branch to 0.
3108 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3110 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
3111 MIPS-specific implementation details.
3112 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
3113 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
3114 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
3115 for targets with movmemsi.
3116 (MOVE_BY_PIECES_P): Define.
3117 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
3118 (mips_block_move_loop): Add a bytes_per_iter argument.
3119 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
3120 Update call to mips_block_move_loop.
3122 2007-10-24 Michael Matz <matz@suse.de>
3125 * var-tracking.c (variable_union): Don't break after one loop
3126 iteration but only when a difference is found.
3127 (dump_variable): Also print DECL_UID.
3129 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3131 * ipa-type-escape.h: Expose function
3132 is_array_access_through_pointer_and_index.
3134 (is_array_access_through_pointer_and_index):
3135 Add three new parameters. Add support of
3136 POINTER_PLUS_EXPR tree code.
3138 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3140 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
3141 * tree-pass.h: Add pass_ipa_struct_reorg.
3142 * common.opt: Add ipa-struct-reorg flag.
3143 * Makefile.in: Add ipa-strcut-reorg.o compilation.
3144 * passes.c: Add pass pass_ipa_struct_reorg.
3145 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
3146 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
3148 2007-10-24 Ira Rosen <irar@il.ibm.com>
3150 PR tree-optimization/33804
3151 * tree-vect-transform.c (vectorizable_operation): Remove the
3152 checks that the vectorization is worthwhile from the transformation
3155 2007-10-24 Ira Rosen <irar@il.ibm.com>
3157 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
3158 vectype cannot be determined for the scalar type.
3159 (vect_analyze_slp_instance): Likewise.
3160 * tree-vect-transform.c (vect_model_reduction_cost): Change the
3161 return type to bool. Return false if vectype cannot be determined
3162 for the scalar type.
3163 (vect_get_constant_vectors): Return false if vectype cannot be
3164 determined for the scalar type.
3165 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
3166 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
3167 vectorizable_reduction): Likewise.
3169 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
3171 * config.gcc: For a FreeBSD target, parse the value of ${target}
3172 to determine the value of FBSD_MAJOR, instead of adding an
3173 explicit check for every possible FreeBSD major version.
3175 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
3177 PR rtl-optimization/33846
3178 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
3180 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
3182 PR tree-optimization/33860
3183 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
3184 interleaved accesses in case the dr is inside the inner-loop during
3185 outer-loop vectorization.
3187 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3189 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
3190 Document MEM_POINTER. Replace mentions of "integrated"
3191 field with "return_val". Delete outdated stuff.
3193 2007-10-23 David Edelsohn <edelsohn@gnu.org>
3195 * config/rs6000/rs6000.c (rs6000_override_options): Set
3196 rs6000_altivec_abi on AIX.
3197 (conditional_register_usage): Set VR20:31 fixed on AIX.
3199 2007-10-23 Richard Guenther <rguenther@suse.de>
3201 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
3204 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
3205 David S. Miller <davem@davemloft.net>
3207 * df-scan.c (df_get_call_refs): Mark global registers as both a
3208 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
3210 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
3212 PR tree-optimization/33834
3213 PR tree-optimization/33835
3214 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
3215 stmts need to be checked for success seperately.
3216 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
3217 Remove the check that stmt is not LIVE.
3218 (vectorizable_assignment, vectorizable_induction): Likewise.
3219 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3220 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
3222 (vectorizable_live_operation): Check that op is not NULL.
3224 2007-10-22 Janis Johnson <janis187@us.ibm.com>
3226 * doc/invoke.texi (Optimization Options): In the summary, show
3227 that the value for options -falign-jumps, -falign-labels,
3228 -falign-loops, -falign-functions, -fsched-stalled-insns, and
3229 -fsched-stalled-insns-dep is optional. In the summary, show that
3230 -fsched-stalled-insns takes an optional argument and that
3231 -fparallelize-loops takes an argument. Add opindex for several
3232 optimization options, and fix typos in the opindex commands for
3233 several others. In the descriptions for -fsched-stalled-insns
3234 and -fsched-stalled-insns-dep, show the options with and without
3237 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
3239 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
3241 * config/avr/avr.h (LINK_SPEC): Likewise.
3242 (CRT_BINUTILS_SPECS): Likewsie.
3243 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3245 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3247 PR rtl-optimization/33644
3248 * cfgcleanup.c: Do not include dce.h.
3249 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
3250 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
3251 * dce.c (something_changed): Delete.
3252 (libcall_dead_p): New predicate.
3253 (delete_unmarked_insns): Use it to delete dead libcalls.
3254 Deal with REG_LIBCALL and REG_RETVAL notes.
3255 (prescan_libcall_for_dce): New function.
3256 (prescan_insns_for_dce): Use it to deal with libcalls.
3257 (mark_reg_dependencies): Do nothing special for libcalls.
3258 (dce_process_block): Likewise.
3259 (fast_dce): Delete unused local variable.
3260 (run_fast_dce): Do not return a value.
3261 * dce.h (struct df): Delete.
3262 (run_fast_dce): Adjust prototype.
3263 * optabs.c (libcall_id): Delete.
3264 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
3265 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
3266 * reload1.c (reload): Delete REG_LIBCALL_ID case.
3267 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
3268 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
3269 notes instead of REG_LIBCALL_ID notes.
3270 * reg-notes.def (LIBCALL_ID): Delete.
3271 * Makefile.in (see.o): Add dce.h dependency.
3272 (cfgcleanup.o): Remove dce.h dependency.
3274 2007-10-22 Michael Matz <matz@suse.de>
3276 PR tree-optimization/33855
3277 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
3280 2007-10-22 Ira Rosen <irar@il.ibm.com>
3282 PR tree-optimization/33854
3283 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3284 FLOAT_EXPR to the list of promotion operations.
3286 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3290 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
3291 (print_reg): Print register prefix only with AT&T asm syntax.
3292 Support pc_rtx for RIP register.
3293 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
3294 relative addressing. Always print segment register prefix with AT&T
3295 asm syntax and never with Intel asm syntax.
3296 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
3297 Fix prefix for 16-byte XFmode operands.
3298 (output_addr_const_extra): Support Intel asm syntax.
3299 (x86_file_start): Don't use register prefix with Intel asm syntax.
3300 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
3301 ("return_internal_long"): Fix Intel asm syntax output.
3302 ("set_got_rex64"): Support Intel asm syntax.
3303 ("set_rip_rex64"): Likewise.
3304 ("set_got_offset_rex64"): Likewise.
3305 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
3307 ("*tls_global_dynamic_64"): Likewise.
3308 ("*tls_local_dynamic_base_64"): Likewise.
3309 ("*load_tp_si")("*load_tp_di"): Likewise.
3310 ("*add_tp_si")("*add_tp_di"): Likewise.
3311 ("*tls_dynamic_lea_64"): Likewise.
3312 ("*sibcall_value_1_rex64_v"): Likewise.
3313 ("stack_tls_protect_set_si"): Likewise.
3314 ("stack_tls_protect_set_di"): Likewise.
3315 ("stack_tls_protect_test_si"): Likewise.
3316 ("stack_tls_protect_test_di"): Likewise.
3317 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
3319 ("*movv2sf_internal_rex64"): Likewise.
3320 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
3321 (__get_cpuid_max): Likewise.
3323 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3325 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
3326 the STRICT_P argument type "bool" rather than "int".
3327 (mips_legitimate_address_p): Likewise.
3328 (fp_register_operand, lo_operand): Delete.
3329 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3330 (mips_emit_scc): Rename to...
3331 (mips_expand_scc): ...this.
3332 (gen_conditional_branch): Rename to...
3333 (mips_expand_conditional_branch): ...this.
3334 (gen_conditional_move): Rename to...
3335 (mips_expand_conditional_move): ...this.
3336 (mips_gen_conditional_trap): Rename to...
3337 (mips_expand_conditional_trap): ...this and take an rtx code instead
3338 of an operands array.
3339 (mips_expand_call): Give the SIBCALL_P argument type "bool"
3341 (mips_emit_fcc_reload): Rename to...
3342 (mips_expand_fcc_reload): ...this.
3343 (init_cumulative_args): Rename to...
3344 (mips_init_cumulative_args): ...this and remove the libname argument.
3345 (function_arg_advance): Rename to...
3346 (mips_function_arg_advance): ...this.
3347 (function_arg): Rename to...
3348 (mips_function_arg): ...this and use "rtx" instead of
3350 (function_arg_boundary): Rename to...
3351 (mips_function_arg_boundary): ...this.
3352 (mips_expand_unaligned_load): Rename to...
3353 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3354 and BITPOS arguments type "HOST_WIDE_INT".
3355 (mips_expand_unaligned_store): Rename to...
3356 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3357 and BITPOS arguments type "HOST_WIDE_INT".
3358 (override_options): Rename to...
3359 (mips_override_options): ...this.
3360 (print_operand): Rename to...
3361 (mips_print_operand): ...this.
3362 (print_operand_address): Rename to...
3363 (mips_print_operand_address): ...this.
3364 (mips_output_ascii): Remove the PREFIX argument.
3365 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3367 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3368 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3369 of "struct rtx_def *".
3370 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3372 (build_mips16_call_stub): Delete.
3373 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3374 (mips_use_ins_ext_p): Give the second and third arguments type
3375 "HOST_WIDE_INT" rather than "rtx".
3376 * config/mips/mips.h: Update after the above changes. Tweak comments
3378 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3379 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3380 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3381 element type from "char" to "bool".
3382 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3383 (mips_cpu_info_table): Delete.
3384 * config/mips/mips.md: Update after the above changes. Tweak some
3386 * config/mips/mips-ps-3d.md: Likewise.
3387 * config/mips/mips.c: Tweak comments and formatting.
3388 Use NULL-like macros rather than 0 in various places.
3389 (mips_section_threshold): Rename to...
3390 (mips_small_data_threshold): ...this and give it an unsigned type.
3391 (num_source_filenames): Remove explicit initialization.
3392 (sdb_label_count): Likewise.
3393 (sym_lineno): Delete.
3394 (set_noat): Make static.
3395 (mips_branch_likely): Likewise, and give it type "bool".
3396 (mips_isa_info): Rename to...
3397 (mips_isa_option_info): ...this.
3398 (mips_flag_delayed_branch): Rename to...
3399 (mips_base_delayed_branch): ...this.
3400 (mips_split_addresses): Delete.
3401 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3402 element type from "char" to "bool".
3403 (mips_regno_to_class): Add an explicit array size.
3404 (mips16_flipper): Change from type "int" to type "bool".
3405 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3406 (mips_tls_operand_p): Rename to...
3407 (mips_tls_symbol_p): ...this.
3408 (mips_global_symbol_p): Remove redundant "const".
3409 (mips_offset_within_alignment_p): Simplify.
3410 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3411 to STRICT_P and give it type bool.
3412 (mips_valid_base_register_p): Likewise.
3413 (mips_classify_address): Likewise.
3414 (mips_legitimate_address_p): Likewise.
3415 (mips16_unextended_reference_p): Take the offset as an
3416 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3417 (mips_const_insns): Use IN_RANGE.
3418 (mips_force_temporary): Remove an unnecessary copy_rtx.
3419 (mips16_gp_pseudo_reg): Simplify.
3420 (mips_split_symbol): Remove an unnecessary copy_rtx.
3421 (mips_legitimize_tls_address): Only create registers if we need them.
3422 (mips_legitimize_address): Use mips_split_plus.
3423 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3424 variable COST to NUM_OPS.
3425 (mips_legitimize_move): Use gen_lowpart.
3426 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3427 (m16_check_op): Use IN_RANGE.
3428 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3429 (mips_split_doubleword_move): Pass booleans to mips_subword.
3430 (mips_output_move): Store the mode in a local variable.
3431 Explicitly assert that this function does not deal with
3432 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3433 cases more consistent.
3434 (mips_relational_operand_ok_p): Rename to...
3435 (mips_int_order_operand_ok_p): ...this.
3436 (mips_canonicalize_comparison): Rename to...
3437 (mips_canonicalize_int_order_test): ...this.
3438 (mips_emit_int_relational): Rename to...
3439 (mips_emit_int_order_test): ...this. Store the mode in a local
3441 (mips_reverse_fp_cond_p): Rename to...
3442 (mips_reversed_fp_cond): ...this.
3443 (mips_emit_compare): Make the order of the statements more consistent.
3444 (mips_emit_scc): Rename to...
3445 (mips_expand_scc): ...this.
3446 (gen_conditional_branch): Rename to...
3447 (mips_expand_conditional_branch): ...this.
3448 (gen_conditional_move): Rename to...
3449 (mips_expand_conditional_move): ...this. Build the condition
3450 separately from the main pattern.
3451 (mips_gen_conditional_trap): Rename to...
3452 (mips_expand_conditional_trap): ...this and take an rtx code instead
3453 of an operands array. Simplify.
3454 (init_cumulative_args): Rename to...
3455 (mips_init_cumulative_args): ...this. Use memset rather than a
3456 copy from a zeroed static. Use prototype_p and stdarg_p.
3457 (mips_arg_info): Rename to...
3458 (mips_get_arg_info): ...this and put the INFO argument first.
3459 (function_arg): Rename to...
3460 (mips_function_arg): ...this and use "rtx" instead of
3461 "struct rtx_def *". Only split structures into chunks if
3462 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3463 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3464 comparison with REAL_TYPE. Rename local variable REG to REGNO
3465 and make it unsigned.
3466 (function_arg_advance): Rename to...
3467 (mips_function_arg_advance): ...this.
3468 (function_arg_boundary): Rename to...
3469 (mips_function_arg_boundary): ...this.
3470 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3472 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3473 comparison with REAL_TYPE.
3474 (mips_function_value): Remove the FUNC argument. Rename local
3475 variable UNSIGNEDP to UNSIGNED_P.
3476 (mips_return_in_memory): Use IN_RANGE.
3477 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3478 to FUNCTION_ARG_ADVANCE.
3479 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3480 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3481 SIZE and RSIZE if needed.
3482 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3484 (build_mips16_function_stub): Rename to...
3485 (mips16_build_function_stub): ...this.
3486 (build_mips16_call_stub): Rename to...
3487 (mips16_build_call_stub): ...this. Make static, and return a
3488 "bool" rather than an "int". Rename the ARG_SIZE argument to
3489 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3490 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3491 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3493 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3494 are not sibling ones.
3495 (mips_emit_fcc_reload): Rename to...
3496 (mips_expand_fcc_reload): ...this.
3497 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3499 (mips_expand_unaligned_load): Rename to...
3500 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3501 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3503 (mips_expand_unaligned_store): Rename to...
3504 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3505 and BITPOS arguments type "HOST_WIDE_INT".
3506 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3507 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3509 (mips_init_split_addresses): Replace with...
3510 (mips_split_addresses_p): ...this new function.
3511 (mips_init_relocs): Check mips_split_addresses_p () rather than
3512 mips_split_addresses. Always initialize mips_split_p with booleans.
3513 (print_operand_reloc): Rename to...
3514 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3516 (print_operand): Rename to...
3517 (mips_print_operand): ...this.
3518 (print_operand_address): Rename to...
3519 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3520 (mips_in_small_data_p): Simplify.
3521 (mips_output_ascii): Remove the PREFIX argument and "register"
3522 keywords. Use the STRING parameter directly and cast to
3524 (mips16e_collect_argument_save_p): Use IN_RANGE.
3525 (mips_function_has_gp_insn): Simplify.
3526 (mips_set_return_address): Use BITSET_P.
3527 (mips_restore_gp): Use a separate statement to pick the base
3529 (mips_output_function_prologue): Use a local FRAME variable.
3530 (mips_save_reg): Pass booleans to mips_subword.
3531 (mips_expand_prologue): Use a local FRAME variable. Use
3532 cprestore_size to detect when .cprestore is needed.
3533 (mips_restore_reg): Use GP_REG_FIRST.
3534 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3535 rather than "int". Use local FRAME and REGNO variables.
3536 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3537 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3539 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3540 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3541 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3542 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3543 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3544 (builtin_description): Rename to...
3545 (mips_builtin_description): ...this.
3546 (mips_bdesc): Rename to...
3547 (mips_ps_bdesc): ...this.
3548 (sb1_bdesc): Rename to...
3549 (mips_sb1_bdesc): ...this.
3550 (dsp_bdesc): Rename to...
3551 (mips_dsp_bdesc): ...this.
3552 (dsp_32only_bdesc): Rename to...
3553 (mips_dsp_32only_bdesc): ...this.
3554 (bdesc_map): Rename to...
3555 (mips_bdesc_map): ...this.
3556 (bdesc_arrays): Rename to...
3557 (mips_bdesc_arrays): ...this.
3558 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3559 Tweak error message.
3560 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3561 Rename local variables I and J to OPNO and ARGNO respectively.
3562 Assert that the number of arguments is no more than the number of
3564 (mips_expand_builtin_compare): Use an array of arguments rather
3565 than an array of operands. Assert that the number of operands is
3567 (add_constant): Rename to...
3568 (mips16_add_constant): ...this. Use XNEW.
3569 (dump_constants_1): Rename to...
3570 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3571 (dump_constants): Rename to...
3572 (mips16_emit_constants): ...this.
3573 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3574 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3575 Assign mips16_p to was_mips16_p.
3576 (mips_parse_cpu): Tweak warning message.
3577 (override_options): Rename to...
3578 (mips_override_options): ...this. Move the mips_cost initialization
3579 out of the "shared with GAS" block. Quote option names in error
3581 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3582 (mips_order_regs_for_local_alloc): Remove register keyword.
3584 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3586 * system.h (IN_RANGE): Cast each argument individually.
3588 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3590 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3591 MIPS16 code unless using o32 or o64.
3593 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3595 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3596 for modes smaller than 4 bytes.
3597 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3600 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3602 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3603 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3604 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3605 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3607 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3609 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3610 sibling calls to "mips16" functions if the function satisfies
3611 const_call_insn_operand.
3613 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3615 * config/mips/mips.c (mips_va_start): Fix types in calls
3618 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3620 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3623 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3625 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3626 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3627 instead of checking mips_isa.
3629 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3631 * doc/invoke.texi (-mpaired-single): Don't say that the option
3632 requires 64-bit code.
3633 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3634 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3635 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3636 V2SF if ISA_MIPS32R2.
3637 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3638 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3639 to ISA_HAS_NMADD_NMSUB.
3640 (mips_split_doubleword_move): Handle V2SF.
3641 (mips_modes_tieable_p): New function.
3642 (override_options): Report a warning rather than an error when
3643 -mpaired-single is used on ISAs that don't support it; use
3644 ISA_HAS_PAIRED_SINGLE to check that case.
3645 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3646 and DF move splitters with a single MOVE64 splitter, thereby adding
3647 a V2SF splitter too.
3648 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3649 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3650 (HALFMODE): Add V2SF.
3651 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3652 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3653 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3654 (movv2sf_hardfloat_32bit): New pattern.
3655 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3656 TARGET_DOUBLE_FLOAT conditions.
3658 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3660 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3661 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3662 64-bit register in 64-bit libgcc.
3664 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3666 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3667 * config/avr/avr.h (LINK_SPEC): Likewise.
3668 (CRT_BINUTILS_SPECS): Likewsie.
3669 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3671 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3673 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3674 and -Wfatal-errors together.
3676 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3679 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3680 change for vrsave, ie restore after frame pop.
3682 2007-10-19 David S. Miller <davem@davemloft.net>
3684 * config/sparc/niagara2.md: Fix copyright notice.
3686 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3688 PR tree-optimization/23820
3689 PR tree-optimization/24309
3690 PR tree-optimization/33766
3691 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3692 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3693 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3694 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3695 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3696 (linear_transform_loops): Use perfect_loop_nest_depth.
3697 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3698 should have a single condition: their exit.
3700 2007-10-19 Richard Guenther <rguenther@suse.de>
3704 * stor-layout.c (layout_type): Assert that aggregates do not
3705 have their alias sets set.
3706 * alias.c (get_alias_set): Return alias set zero for incomplete
3707 types, return the alias set of the element for incomplete array
3708 types, but do not remember these.
3710 2007-10-19 Richard Guenther <rguenther@suse.de>
3713 2007-10-19 Richard Guenther <rguenther@suse.de>
3716 * tree.c (build_array_type): Do not re-layout unbound array
3719 2007-10-19 Richard Guenther <rguenther@suse.de>
3722 * tree.c (build_array_type): Do not re-layout unbound array types.
3724 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3726 * config/mips/mips.c (mips_canonicalize_comparison): Check
3727 mips_relational_operand_ok_p before trying to rewrite the test.
3728 Only calculate PLUS_ONE if needed.
3729 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3732 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3734 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3737 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3739 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3740 the call uses the incoming value of $2.
3742 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3744 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3745 rather then gen_rtx_MEM.
3746 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3748 (mips_set_return_address): Likewise.
3749 (mips_restore_gp): Likewise.
3751 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3753 * config/mips/mips.c (gpr_mode): Delete.
3754 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3755 instead of gpr_mode.
3756 (mips_for_each_saved_reg): Likewise.
3757 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3758 (override_options): Don't initialize gpr_mode.
3759 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3761 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3763 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3765 (mips_class_max_nregs): Calculate the smallest consituent register
3766 size and use that to determine an upper bound on the number of
3769 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3771 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3773 (mips_expand_epilogue): ...here.
3774 (mips_mdebug_abi_name): New function, split out from...
3775 (mips_file_start): ...here.
3776 (mips_hard_regno_mode_ok_p): New function, split out from...
3777 (override_options): ...here.
3778 (mips_expand_builtin_1): New function, split out from...
3779 (mips_expand_buitin): ...here. Abort if we don't recognize
3782 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3784 * config/mips/mips.c (build_mips16_function_stub): Load the
3785 target address into $1 before transfering the arguments.
3786 Don't use ".set noreorder".
3787 (build_mips16_call_stub): Likewise.
3789 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3791 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3792 (mips_output_64bit_xfer): Likewise.
3793 (mips16_fp_args): Rename to...
3794 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3795 with a DIRECTION argument. Use mips_output_32bit_xfer and
3796 mips_output_64bit_xfer.
3797 (build_mips16_function_stub): Update accordingly.
3798 (mips16_fpret_double): Delete.
3799 (build_mips16_call_stub): Update after above changes.
3800 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3801 of mips16_fpret_double. Use GP_REG_RETURN.
3803 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3805 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3806 use asm_out_file instead.
3807 (build_mips16_function_stub): Likewise.
3808 (build_mips16_call_stub, mips_output_function_prologue): Update
3811 2007-10-18 David S. Miller <davem@davemloft.net>
3813 Add Niagara-2 support.
3814 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3815 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3816 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3817 (include): Add inclusion of niagara2.md
3818 * config/sparc/sparc.c (niagara2_costs): New.
3819 (sparc_override_options): Add niagara2 entry to cpu_default[]
3820 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3821 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3822 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3823 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3824 (sparc64_initialize_trampoline): Likewise.
3825 (sparc_use_sched_lookahead): Likewise.
3826 (sparc_issue_rate): Likewise.
3827 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3829 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3830 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3831 TARGET_CPU_niagara2.
3832 (PROCESSOR_NIAGARA2): New.
3833 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3834 (BRANCH_COST): Likewise.
3835 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3836 * config/sparc/sol2.h: Likewise.
3837 * config/sparc/niagara2.md: New file.
3839 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3841 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3843 (mips_compute_frame_info): Remove associated code.
3844 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3846 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3848 * config/mips/mips-protos.h (compute_frame_size): Delete.
3849 * config/mips/mips.h: Update comments.
3850 * config/mips/mips.c (mips_frame_info): Remove initialized.
3851 (compute_frame_size): Rename to...
3852 (mips_compute_frame_info): ...this and make static. Remove the
3853 SIZE argument and return no value. Remove the setting of initialized.
3854 Update rest of file accordingly.
3855 (mips_set_return_address): Don't call compute_frame_size.
3856 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3857 Don't call compute_frame_size.
3859 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3861 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3862 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3863 mips_hard_frame_pointer_required.
3864 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3865 large MIPS16 frames.
3866 * config/mips/mips.c (mips_frame_pointer_required): New function.
3868 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3870 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3871 and hard_frame_pointer_offset.
3872 (mips_debugger_offset): Use hard_frame_pointer_offset.
3873 (mips16e_collect_argument_save_p): Likewise.
3874 (compute_frame_size): Initialize arg_pointer_offset and
3875 hard_frame_pointer_offset.
3876 (mips_initial_elimination_offset): Use them.
3877 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3878 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3880 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3882 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3884 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3885 "unsigned int" rather than "int" and put them with the other
3886 register-related fields. Put expanded comments above fields
3887 rather than to their right.
3888 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3889 with a NUM_REGS_PTR argument.
3890 (mips16e_save_restore_pattern_p): Update accordingly.
3891 (compute_frame_size): Clarify frame diagram. Rewrite.
3893 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3895 * config/mips/mips-ftypes.def: New file.
3896 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3897 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3898 (mips_function_type): Redefine using mips-ftypes.def.
3899 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3900 (mips_builtin_vector_type): New function.
3901 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3902 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3903 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3904 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3906 (mips_build_function_type): New function.
3907 (mips_init_builtins): Use it to create types lazily.
3909 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3911 * config/mips/mips.h (set_volatile): Delete.
3912 * config/mips/mips.c (set_volatile): Delete.
3913 (mips_print_operand_punctuation): New function, split out from
3914 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3915 Use the same character ordering in the code and the comments.
3916 Use a recursive call to handle '*'. Abort on unknown characters.
3917 (mips_init_print_operand_punct): New function, split out from
3919 (mips_print_int_branch_condition): New function, split out from
3920 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3921 to report unexpected codes.
3922 (mips_print_float_branch_condition): New function, split out from
3923 print_operand. Use output_operand_lossage to report unexpected codes.
3924 (print_operand): Rework to use a case statement. Use the
3925 same letter ordering in the code and the comments. Use
3926 output_operand_lossage to report unexpected codes and
3927 reverse_condition to handle inverted branch conditions.
3928 (override_options): Use mips_init_print_operand_punct.
3930 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3932 * config/mips/mips.h: Move variable declarations to end of file and
3933 enclose them all in #ifndef USED_FOR_TARGET.
3934 * config/mips/mips.c: Reorder functions into more logical groups,
3935 and so that callees appear before callers. Put the targetm
3936 initializer at the end of the file. Remove forward static
3937 declarations where possible.
3938 (mips_init_builtins): Add "static" to definition.
3939 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3941 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3943 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3944 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3945 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3946 (mips_set_mips16_mode): Initialize min_anchor_offset and
3947 max_anchor_offset directly to constants.
3949 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3951 * config/mips/mips.c: Delete trailing whitespace.
3953 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3955 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3956 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3958 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3959 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3961 2007-10-18 David Daney <ddaney@avtrex.com>
3963 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3964 reg_offset variable to calculate register locations.
3966 2007-10-18 Richard Guenther <rguenther@suse.de>
3968 * tree-ssa.c (uid_ssaname_map_eq): New function.
3969 (uid_ssaname_map_has): Likewise.
3970 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3971 * tree-flow.h (struct gimple_df): Make default_defs a
3973 * tree-dfa.c (gimple_default_def): Deal with it.
3974 (set_default_def): Likewise.
3976 2007-10-18 Richard Guenther <rguenther@suse.de>
3978 * tree-flow.h (struct gimple_df): Make referenced_vars
3980 (uid_decl_map_eq): Declare.
3981 (uid_decl_map_hash): Likewise.
3982 * tree-ssa.c (uid_decl_map_eq): New function.
3983 (uid_decl_map_hash): Likewise.
3984 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3985 * tree-flow-inline.h (first_referenced_var): Deal with
3986 the referenced_vars representation change.
3987 (next_referenced_var): Likewise.
3988 * tree-dfa.c (referenced_var_lookup): Likewise.
3989 (referenced_var_check_and_insert): Likewise.
3990 (remove_referenced_var): Likewise.
3992 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3994 * config/mips/mips.c (mips_dwarf_register_span): New.
3995 (TARGET_DWARF_REGISTER_SPAN): Define.
3997 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3999 * config.gcc : update score-*-elf(extra_objs).
4000 * config/score/mac.md : Remove.
4001 * config/score/misc.md : Remove.
4002 * config/score/score7.md : Remove.
4003 * config/score/score-mdaux.h : Remove.
4004 * config/score/score-mdaux.c : Remove.
4005 * config/score/score-version.h : Remove.
4006 * config/score/score-generic.md : New.
4007 * config/score/score3.h : New.
4008 * config/score/score3.c : New.
4009 * config/score/score7.h : New.
4010 * config/score/score7.c : New.
4011 * config/score/mul-div.S : add flush_cache score3 support.
4012 * config/score/elf.h : Fix some typos.
4013 * config/score/score.md : merge score3 and score7 pattern.
4014 * config/score/score.c : use to seperate which target it used.
4015 * config/score/score.h : use to seperate the target macro.
4016 * config/score/score.opt : remove -mmac option , add -mscore3,
4017 -mscore3d and -march OPTION support.
4019 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4021 * cfgexpand.c (expand_stack_vars): Add checking to make sure
4022 that the offset of a variable is not greater than the size
4025 2007-10-17 Anatoly Sokolov <aesok@post.ru>
4027 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
4028 atmega88p, atmega168p and atmega328p devices.
4029 * config/avr/avr.h (LINK_SPEC): (Ditto.).
4030 (CRT_BINUTILS_SPECS): (Ditto.).
4031 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4033 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4035 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
4037 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
4038 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
4039 (print_insn): Move declaration to ...
4040 * rtl.h (print_insn): ... here.
4042 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4044 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
4045 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
4046 m68k_sched_branch_type): Move declarations to ...
4047 * config/m68/m68k-protos.h: ... here.
4049 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4051 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
4053 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4055 * config/avr/avr.c (avr_mcu_types): Add attiny48.
4056 * config/avr/avr.h (LINK_SPEC): Likewise.
4057 (CRT_BINUTILS_SPECS): Likewsie.
4058 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4060 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4062 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
4063 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
4064 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4066 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4069 * reg-stack.c (move_for_stack_reg): Swap input argument of
4070 UNSPEC_TAN insn to the top of the stack.
4072 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4075 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
4076 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
4077 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
4078 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
4079 immediate shift value.
4080 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
4081 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
4082 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
4083 Remove macros for !__OPTIMIZE__ case.
4085 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
4087 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
4089 (perform_var_substitution): Only DFS from real nodes. Don't test
4091 (unite_pointer_equivalences): Fix broken test.
4093 2007-10-17 Alan Modra <amodra@bigpond.net.au>
4095 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
4096 altivec sp_offset. Rearrange sp_offset assignments to
4097 correspond to stack adjustments. Use frame_reg_rtx for
4098 SPE register restores. Correct SPE stack adjustment.
4100 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4102 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
4103 * toplev.c (check_global_declaration_1): Use appropriate warning
4104 option instead of unnamed warning.
4105 * stor-layout.c (layout_decl): Likewise.
4106 * c-typeck.c (build_conditional_expr): Likewise.
4107 (build_compound_expr): Fix wrong comment.
4108 (build_binary_op): Use appropriate warning option instead of
4110 * cfgexpand.c (tree_expand_cfg): Likewise.
4111 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4112 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
4113 (execute_warn_function_return): Likewise.
4114 * stmt.c (warn_if_unused_value): Likewise.
4116 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
4118 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
4119 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
4121 (CRT_BINUTILS_SPECS): Likewsie.
4122 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4124 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
4127 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
4129 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4131 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
4132 (fini_dce): Only release them for the fast pass.
4133 (end_ud_dce): Delete.
4134 (rest_of_handle_ud_dce): Do not modify df_in_progress.
4135 Call fini_dce instead of end_ud_dce.
4136 (rest_of_handle_fast_dce): Do not modify df_in_progress.
4137 (run_fast_df_dce): Reset df_in_progress to false on exit.
4139 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
4140 Maxim Kuvyrkov <maxim@codesourcery.com>
4142 * target.h (unspec_may_trap_p): New target hook.
4143 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
4144 * targhooks.c (default_unspec_may_trap_p): Default implementation of
4146 * targhooks.h (default_unspec_may_trap_p): Declare it.
4147 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
4148 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
4149 * rtl.h (may_trap_p_1): Declare.
4151 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
4152 override default hook implementation.
4153 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
4156 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4158 * doc/invoke.texi (Wextra): Move it just after Wall, list the
4159 options enabled by Wextra and mention Wuninitialized.
4161 2007-10-15 Nigel Stephens <nigel@mips.com>
4163 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
4165 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4167 PR tree-optimization/33136
4168 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
4170 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4172 PR tree-optimization/33735
4173 PR tree-optimization/33572
4174 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
4175 2007-10-09's change.
4176 * except.c (duplicate_eh_regions): Don't look for prev_try
4177 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
4179 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4182 * tree-inline.c (copy_bb): Use bsi_replace to replace a
4183 __builtin_va_arg_pack-containing call stmt.
4185 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
4187 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
4190 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4192 PR tree-optimization/33619
4193 * tree-ssa-ter.c (is_replaceable_p): Return false for all
4196 2007-10-15 David Edelsohn <edelsohn@gnu.org>
4198 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
4200 2007-10-15 Richard Guenther <rguenther@suse.de>
4202 * fold-const.c (extract_array_ref): Remove.
4203 (fold_comparison): Handle POINTER_PLUS_EXPR with the
4204 generic address expression comparison folding. Remove
4205 the folding that used extract_array_ref.
4207 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4210 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
4211 speculation type of insn can be changed before trying to do that.
4213 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
4215 * dse.c (struct insn_info): Add 'frame_read' field.
4216 (scan_insn): For the call to a const function, set frame_read if
4217 reload has been run.
4218 If the insn reads the frame, kill the frame related stores.
4219 (scan_reads_nospill): Likewise.
4221 2007-10-14 Jason Merrill <jason@redhat.com>
4223 * tree-eh.c (optimize_double_finally): Don't assume that the
4224 cleanup we're duplicating is only one statement.
4226 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
4228 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
4229 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
4230 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
4231 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
4232 tree-vect-transform.c: Fix comment typos.
4233 * doc/extend.texi: Fix a typo.
4235 * c-common.h: Remove the prototype for c_expand_body.
4236 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
4237 * tree.h: Remove the prototype for fold_build_call_expr.
4239 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
4241 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
4243 2007-10-13 David Edelsohn <edelsohn@gnu.org>
4245 * config/rs6000/aix53.h: New file.
4246 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
4247 (TARGET_ALTIVEC_ABI): Same.
4248 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
4249 (TARGET_ALTIVEC_ABI): Delete.
4250 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
4251 stanza defaulting to aix5.3.
4253 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4255 * config/i386/i386.md (SI_REG, DI_REG): New constants.
4256 (strmov): Use defined constants.
4257 (cmpstrnsi): Likewise.
4258 * config/i386/i386.c (decide_alg): Use defined constants.
4259 (ix86_expand_strlen): Likewise.
4261 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
4263 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
4264 * var-tracking.c (micro_operation_def): Update comment on u.loc.
4265 (mode_for_reg_attrs, var_lowpart): New functions.
4266 (add_uses): Consider recording a lowpart of LOC for MO_USE.
4267 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
4268 or copy is known, set LOC to the SET that performs the set, instead
4270 (find_src_status, find_src_set_src): Remove LOC parameter.
4271 Replace INSN with the source value.
4272 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
4273 handling MO_SET and MO_COPY. Update the calls to find_src_status
4274 and find_src_set_src.
4276 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4279 * config/i386/i386.md (strmov): Check for esi and edi usage.
4280 * config/i386/i386.c (decide_alg): Check whether we can use a
4281 rep prefix and adjust algorithm choice accordingly.
4282 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
4284 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4286 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
4288 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
4290 * global.c (build_insn_chain): Formatting fixes.
4292 2007-10-12 Richard Guenther <rguenther@suse.de>
4294 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
4295 combining both operands require either both have single uses
4296 or combining to a constant.
4298 2007-10-12 Richard Guenther <rguenther@suse.de>
4301 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
4302 a rhs with side-effects or which is a load.
4303 (forward_propagate_into_cond): Also try combining both operands.
4305 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
4307 PR tree-optimization/33742
4308 * tree-vect-transform.c (vectorizable_operation): Return false
4309 if get_vectype_for_scalar_type for scalar_dest can't be determined.
4310 (vectorizable_call): Same for rhs_type and lhs_type.
4312 2007-10-12 Jakub Jelinek <jakub@redhat.com>
4314 PR tree-optimization/33645
4315 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
4316 pass it to walk_tree.
4317 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
4318 When calling set_is_used on a VAR_DECL, if data is not NULL and
4319 its DECL_UID is in the bitmap, call mark_all_vars_used on its
4320 DECL_INITIAL after clearing the bit in bitmap.
4321 (remove_unused_locals): Adjust mark_all_vars_used callers.
4322 Instead of removing unused global vars from unexpanded_var_list
4323 immediately record them in bitmap, call mark_all_vars_used on
4324 all used global vars from unexpanded_var_list and only purge
4325 global vars that weren't found used even during that step.
4327 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4329 * gthr-posix.h (__gthread_active_init): Create detached instead of
4330 joinable thread when testing whether threads are active on hppa-hpux.
4331 * gthr-posix95.h (__gthread_active_init): Likewise.
4333 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4336 * global.c (build_insn_chain): Include insn that occur between
4339 2007-10-11 Tom Tromey <tromey@redhat.com>
4341 * gengtype-yacc.y: Delete.
4343 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
4345 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4346 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4347 function_value_32, function_value_64, function_value_ms_64,
4348 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4349 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4352 2007-10-11 Richard Guenther <rguenther@suse.de>
4354 * gcse.c (hash_scan_set): If the next nonnote insn is in
4355 a different basic block insert the set.
4357 2007-10-11 Richard Guenther <rguenther@suse.de>
4360 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4361 (verify_gimple_expr): Use it to verify pointer-to types for
4364 2007-10-11 Richard Guenther <rguenther@suse.de>
4367 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4368 the array element type.
4370 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4372 PR rtl-optimization/33638
4373 * dse.c (struct insn_info): Remove 'stack_read' field,
4374 add 'stack_pointer_based' field.
4375 (record_store): For a store with non-constant base, record
4376 whether it is stack pointer based.
4377 (scan_insn): For the call to a const function, remove stack
4378 pointer based stores from the list of local active stores.
4379 (scan_reads_nospill): Delete code dealing with const functions.
4381 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4383 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4385 (conflict_p, set_conflict, set_conflicts): Likewise.
4386 * global.c (global_alloc): Likewise.
4387 * ra.h: Update prototypes.
4389 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4391 * opth-gen.awk: Fixed generation of comment stating the origin
4394 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4397 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4398 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4399 and '%}', respectively.
4402 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4403 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4404 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4406 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4410 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4411 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4412 syntax for ASSEMBLER_DIALECT.
4413 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4415 2007-10-10 Revital Eres <eres@il.ibm.com>
4417 * modulo-sched.c (check_nodes_order): Dump the final order of
4419 (get_sched_window): Add dump info.
4420 (calculate_order_params): Dump order params of the nodes.
4422 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4425 * ra-conflict.c (record_one_conflict_between_regnos,
4426 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4427 (global_conflicts): Enhanced incorrect check.
4429 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4431 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4432 if flag_exceptions is not set.
4433 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4434 assemble_name rather than incorrectly emulating it.
4436 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4437 friends are removed from G++.
4439 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4441 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4442 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4443 enabling them is redundant. Don't check two times for
4446 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4448 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4450 (set_conflicts_for_earlyclobber): Likewise.
4451 (global_conflicts): Likewise.
4453 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4455 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4456 and '%}', respectively.
4458 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4460 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4461 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4463 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4466 2007-10-09 Richard Guenther <rguenther@suse.de>
4469 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4470 of referenced structure and component.
4472 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4475 * ra-conflict.c (record_one_conflict_between_regnos,
4476 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4477 (global_conflicts): Removed incorrect check.
4479 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4481 PR tree-optimization/33615
4482 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4483 if the statement might throw. Fix formatting.
4485 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4487 PR tree-optimization/33615
4488 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4489 if the rhs might throw.
4491 2007-10-09 Jan Hubicka <jh@suse.cz>
4493 * invoke.texi (align-threshold, align-loop-iterations): Document.
4494 * final.c: Include cfgloop.h, params.h
4495 (compute_alignments): Dump decisions and compare them with loop
4496 structure; honor given parameters.
4497 (pass_compute_alignments): New dump file.
4498 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4499 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4501 2007-10-09 James E. Wilson <wilson@specifix.com>
4503 PR tree-optimization/33655
4505 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4506 convert it to bitsizetype before size_binop call.
4508 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4510 PR tree-optimization/33572
4511 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4512 the absence of a corresponding edge from the exit block.
4514 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4517 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4519 (sra_build_assignment): Likewise. Set up mask depending on
4520 precision, not type.
4521 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4522 computing bit masks.
4523 (sra_build_elt_assignment): Don't view-convert from signed to
4525 (sra_explode_bitfield_assignment): Use bit-field type if
4526 possible. Use BYTES_BIG_ENDIAN.
4528 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4531 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4532 the original stmt can throw.
4533 (sra_build_bf_assignment): Fix type mismatch when applying negated
4536 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4538 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4539 '#pragma mark' to be executed at preprocessing time.
4541 2007-10-08 Ollie Wild <aaw@google.com>
4543 * varasm.c (compare_constant): Removed call to
4544 lang_hooks.expand_constant.
4545 (copy_constants): Removed call to lang_hooks.expand_constant.
4546 (compute_reloc_for_constant): Removed call to
4547 lang_hooks.expand_constant.
4548 (output_addressed_constants): Removed call to
4549 lang_hooks.expand_constant.
4550 (constructor_static_from_elts_p): Removed call to
4551 lang_hooks.expand_constant.
4552 (output_constant): Removed calls to lang_hooks.expand_constant.
4553 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4554 * langhooks-def.h (lhd_return_tree): Removed.
4555 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4556 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4557 * langhooks.c (lhd_return_tree): Removed.
4559 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4561 * combine.c (setup_incoming_promotions): Ensure that
4562 arguments that have not undergone mode promotions do not
4563 incorrectly get marked as being sign- or zero-extended.
4565 2007-10-08 Richard Guenther <rguenther@suse.de>
4570 * fold-const.c (fold_binary): Use correct types in folding
4571 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4572 and building of RROTATE_EXPR.
4574 2007-10-08 Richard Guenther <rguenther@suse.de>
4579 * fold-const.c (fold_binary): Use the correct types when
4580 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4581 (fold_binary): Use the correct types when folding
4582 (-A) - B to (-B) - A.
4583 (fold_unary): Use the correct types when folding ~(X).
4585 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4587 * doc/invoke.texi (Wall): fix formatting issues.
4589 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4591 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4592 truncated shift counts.
4594 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4596 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4597 syntax for ASSEMBLER_DIALECT.
4598 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4600 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4601 Nathan Froyd <froydnj@codesourcery.com>
4603 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4604 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4606 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4609 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4611 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4612 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4613 the function, temporarily point the debug interface to the null one.
4615 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4617 PR tree-optimization/33655
4619 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4621 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4623 PR tree-optimization/33572
4624 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4625 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4626 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4628 (copy_edges_for_bb): Handle nonlocal label edges.
4629 (make_nonlocal_label_edges): Deleted.
4630 (optimize_inline_calls): Don't call it.
4632 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4634 * gthr-single.h: Revert last change.
4636 2007-10-05 Michael Matz <matz@suse.de>
4639 * lower-subreg.c (decompose_multiword_subregs): Use
4640 validate_unshare_change().
4642 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4644 * ra-conflict.c: Include "sparseset.h".
4645 (conflicts): Change to HOST_WIDEST_FAST_INT.
4646 (allocnos_live): Redefine variable as a sparseset.
4647 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4649 (allocno_row_words): Removed global variable.
4650 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4651 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4652 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4653 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4655 (record_one_conflict): Update uses of allocnos_live to use
4656 the sparseset routines. Use set_conflicts_p.
4657 (mark_reg_store): Likewise.
4658 (set_reg_in_live): Likewise.
4659 (global_conflicts): Update uses of allocnos_live.
4660 Use the new adjacency list to visit an allocno's neighbors
4661 rather than iterating over all possible allocnos.
4662 Call set_conflicts_p to setup conflicts rather than adding
4664 * global.c: Comments updated.
4665 (CONFLICTP): Delete define.
4666 (regno_compare): New function. Add prototype.
4667 (global_alloc): Sort the allocno to regno mapping according to
4668 which basic blocks the regnos are referenced in. Modify the
4669 conflict bit matrix to a compressed triangular bitmatrix.
4670 Only allocate the conflict bit matrix and adjacency lists if
4671 we are actually going to allocate something.
4672 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4673 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4674 allocno's neighbors rather than iterating over all possible allocnos.
4675 (mirror_conflicts): Removed function.
4676 (dump_conflicts): Iterate over regnos rather than allocnos so
4677 that all dump output will be sorted by regno number.
4678 Use the FOR_EACH_CONFLICT macro.
4679 * ra.h: Comments updated.
4680 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4681 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4683 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4684 (adjacency_list_d, adjacency_iterator_d): New types.
4685 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4686 adjacency_iter_next, regno_basic_block): New static inline functions.
4687 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4688 (conflict_p): Add function prototype.
4689 * sparseset.h, sparseset.c: New files.
4690 * Makefile.in (OBJS-common): Add sparseset.o.
4691 (sparseset.o): New rule.
4693 2007-10-05 Richard Guenther <rguenther@suse.de>
4696 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4699 2007-10-05 Michael Matz <matz@suse.de>
4702 * function.c (match_asm_constraints_1): Check for input
4703 being used in the outputs.
4705 2007-10-05 Richard Guenther <rguenther@suse.de>
4707 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4709 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4712 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4713 subset checks. Make the cost of FPR -> FPR moves depend on
4714 mips_mode_ok_for_mov_fmt_p.
4716 2007-10-04 Doug Kwan <dougkwan@google.com>
4718 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4719 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4720 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4721 support of conditional variables.
4722 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4723 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4724 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4725 support of conditional variables.
4726 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4727 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4728 conditional variables.
4729 * gthr.h: Update comments to document new interface.
4731 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4733 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4735 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4737 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4739 2007-10-04 Richard Guenther <rguenther@suse.de>
4742 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4743 does not need to be of INTEGER_TYPE.
4744 (verify_gimple_2): New function split out from ...
4745 (verify_gimple_1): ... here. ICE if there was an error during
4748 2007-10-04 Michael Matz <matz@suse.de>
4750 PR rtl-optimization/33653
4751 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4752 * dse.c (scan_insn): Same.
4754 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4756 * config.gcc: Remove USE_GAS for m68k targets.
4758 2007-10-04 Richard Guenther <rguenther@suse.de>
4760 PR tree-optimization/33627
4761 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4762 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4764 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4765 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4767 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4769 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4770 commands_in_epilogues): Remove variables.
4771 (avr_file_start): Remove unneded initializations of commands_in_file,
4772 commands_in_prologues and commands_in_epilogues variables.
4773 (avr_file_end): Remove dead code.
4775 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4777 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4778 MOTOROLA is to true.
4780 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4783 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4784 (mips_split_doubleword_move): ...this.
4785 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4786 use natural endianness for multi-format FPR values.
4787 (mips_split_64bit_move): Rename to...
4788 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4789 Use move_doubleword_fpr* patterns for moves involving FPRs.
4790 (mips_save_reg): Update the call to mips_split_64bit_move.
4791 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4792 nonzero constant into an FPR if the constant can be forced to memory.
4793 * config/mips/mips.md: Update the splitter calls to
4794 mips_split_64bit_move.
4795 (UNSPEC_LOAD_DF_LOW): Rename to...
4796 (UNSPEC_LOAD_LOW): ...this.
4797 (UNSPEC_LOAD_DF_HIGH): Rename to...
4798 (UNSPEC_LOAD_HIGH): ...this.
4799 (UNSPEC_STORE_DF_HIGH): Rename to...
4800 (UNSPEC_STORE_WORD): ...this.
4801 (SPLITF): New mode iterator.
4802 (HALFMODE): New mode attribute.
4803 (movtf): New expander.
4804 (*movtf_internal): New define_insn_and_split.
4805 (move_doubleword_fpr<mode>): New expander.
4806 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4808 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4809 (mfhc1<mode>): ...these more general patterns.
4811 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4813 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4815 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4817 * gcse.c (hash_scan_set): Insert set in insn before note at
4818 the end of basic block.
4820 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4822 PR tree-optimization/33576
4823 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4824 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4825 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4826 (remove_iv): Declared.
4827 * lambda-code.c (remove_iv): Not static.
4828 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4829 Don't remove ivs there, save ivs in the buffer.
4831 2007-10-03 Jason Merrill <jason@redhat.com>
4834 * tree-eh.c (same_handler_p): New fn.
4835 (optimize_double_finally): New fn.
4836 (refactor_eh_r): New fn.
4837 (refactor_eh): New fn.
4838 (pass_refactor_eh): New pass.
4839 * tree-pass.h: Declare it.
4840 * passes.c (init_optimization_passes): Add it.
4842 2007-10-03 Doug Kwan <dougkwan@google.com>
4843 Richard Guenther <rguenther@suse.de>
4846 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4847 be conservative instead.
4849 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4852 * doc/invoke.texi (-fwhole-program): Document that Fortran
4853 doesn't support this option.
4855 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4858 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4860 2007-10-02 David Daney <ddaney@avtrex.com>
4862 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4863 against constant zero.
4864 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4867 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4869 * ra-conflict.c: New file.
4871 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4872 usage to DF_LIVE usage.
4873 (reload): Remove reference to df_get_live_top.
4874 * rtlanal.c (subreg_nregs_with_regno): New function.
4875 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4876 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4877 (df_has_eh_preds): Removed.
4878 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4879 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4881 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4882 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4883 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4884 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4885 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4886 (global_alloc): Turn off rescanning insns after call to
4887 global_conflicts and added call to set_preferences.
4888 (global_conflicts): Moved to ra-alloc.c.
4889 (set_preferences_1, set_preferences): New function.
4890 (mirror_conflicts): Changed types for various variables.
4891 (mark_elimination): Change DF_RA_LIVE
4892 usage to DF_LIVE usage.
4893 (build_insn_chain): Rewritten from scratch and made local.
4894 (print_insn_chain, print_insn_chains): New functions.
4895 (dump_conflicts): Do not print conflicts for fixed_regs.
4896 (rest_of_handle_global_alloc): Turn off insn rescanning.
4897 * hard-reg-set.h: Fixed comment.
4898 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4899 usage to DF_LIVE usage and delete refs to TOP sets.
4900 (block_alloc): Mark regs as live if they are in the artificial
4901 defs at top of block.
4902 (find_stack_regs): New function.
4903 (rest_of_handle_local_alloc): Changed urec problem to live
4904 problem and do not turn off df rescanning.
4905 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4906 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4907 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4908 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4909 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4910 fields in df_ref_flags. The rest have been renumbered.
4911 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4913 * rtl.h (subreg_nregs_with_regno): New function.
4914 * df-problems.c: (df_get_live_out, df_get_live_in,
4915 df_get_live_top): Removed reference to DF_RA_LIVE.
4916 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4917 df_live_alloc, df_live_reset, df_live_local_finalize,
4918 df_live_free): Make top set only if different from in set.
4919 (df_lr_top_dump, df_live_top_dump): Only print top set if
4920 different from in set.
4921 (df_lr_bb_local_compute): Removed unnecessary check.
4922 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4923 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4924 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4925 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4926 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4927 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4928 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4929 df_urec_add_problem): Removed.
4930 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4932 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4933 * basic_block.h (bb_has_abnormal_pred): New function.
4934 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4935 usage to DF_LIVE usage.
4937 2007-10-02 Revital Eres <eres@il.ibm.com>
4939 * config/rs6000/predicates.md (easy_vector_constant): Return false
4940 for 750CL paired vectors.
4941 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4943 (vec_initv2sf): Add new description.
4944 (vconcatsf): Likewise.
4945 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4946 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4948 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4950 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4951 sinking the last stmt in a BB.
4953 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4956 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4957 (sra_hash_tree): Handle BIT_FIELD_REFs.
4958 (sra_elt_hash): Don't hash bitfld blocks.
4959 (sra_elt_eq): Skip them in parent compares as well. Handle
4961 (build_element_name_1): Handle BIT_FIELD_REFs.
4962 (instantiate_element): Propagate nowarn from parents. Create
4963 BIT_FIELD_REF for variables that are widened by scalarization.
4964 Gimple-zero-initialize all bit-field variables that are not
4965 part of parameters that are going to be scalarized on entry.
4966 (instantiate_missing_elements_1): Return the sra_elt.
4967 (canon_type_for_field): New.
4968 (try_instantiate_multiple_fields): New. Infer widest possible
4969 access mode from decl or member type, but clip it at word
4970 size, and only widen it if a field crosses an alignment boundary.
4971 (instantiate_missing_elements): Use them.
4972 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4973 (scalar_bitfield_p): New.
4974 (sra_build_assignment): Optimize assignments from scalarizable
4975 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
4977 (sra_build_bf_assignment): New. Optimize assignments to
4978 scalarizable BIT_FIELD_REFs.
4979 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4980 assignments to full variables.
4981 (generate_copy_inout): Use the new macros and functions.
4982 (generate_element_copy): Likewise. Handle bitfld differences.
4983 (generate_element_zero): Don't recurse for blocks. Use
4984 sra_build_elt_assignment.
4985 (generate_one_element_init): Take elt instead of var. Use
4986 sra_build_elt_assignment.
4987 (generate_element_init_1): Adjust.
4988 (bitfield_overlap_info): New struct.
4989 (bitfield_overlaps_p): New.
4990 (sra_explode_bitfield_assignment): New. Adjust widened
4991 variables to account for endianness.
4992 (sra_sync_for_bitfield_assignment): New.
4993 (scalarize_use): Re-expand assignment to/from scalarized
4994 BIT_FIELD_REFs. Explode or sync needed members for
4995 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4996 (scalarize_copy): Use REPLDUP.
4997 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
4998 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5000 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
5002 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
5003 Rename CR_* constants to CMP_*. Fix spacing.
5005 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5008 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
5009 to be processed with the special script doc/install.texi2html.
5011 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5013 * doc/invoke.texi (Wall): List the options enabled by Wall.
5014 (Wstrict-aliasing): Add missing @option.
5016 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
5018 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
5019 rather than gen_lowpart to change a register from DImode to DFmode.
5020 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
5021 both FROM and TO are integer modes that are no bigger than 4 bytes.
5022 (mips_mode_ok_for_mov_fmt_p): New function.
5023 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
5024 (mips_secondary_reload_class): Tweak formatting and comments.
5025 Use reg_class_subset_p instead of direct comparisons with
5026 classes. Only allow direct FPR<->FPR moves for modes that
5027 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
5028 for 4- and 8-byte types. Handle reloads in which X is an FPR.
5029 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
5030 (*movdi_64bit): Likewise.
5031 (*movsi_internal): Likewise.
5032 (*movhi_internal): Likewise.
5033 (*movqi_internal): Likewise.
5035 2007-09-30 Diego Novillo <dnovillo@google.com>
5038 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
5041 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
5043 PR tree-optimization/33597
5044 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
5045 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
5047 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
5049 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
5050 instead of variants of (!reload_in_progress && !reload_completed).
5051 (x86_expand_vector_move): Ditto.
5053 2007-09-28 Ollie Wild <aaw@google.com>
5056 2007-09-27 Ollie Wild <aaw@google.com>
5058 * varasm.c (compare_constant): Removed call to
5059 lang_hooks.expand_constant.
5060 (copy_constants): Removed call to lang_hooks.expand_constant.
5061 (compute_reloc_for_constant): Removed call to
5062 lang_hooks.expand_constant.
5063 (output_addressed_constants): Removed call to
5064 lang_hooks.expand_constant.
5065 (constructor_static_from_elts_p): Removed call to
5066 lang_hooks.expand_constant.
5067 (output_constant): Removed calls to lang_hooks.expand_constant.
5068 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5069 * langhooks-def.h (lhd_return_tree): Removed.
5070 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5071 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5072 * langhooks.c (lhd_return_tree): Removed.
5074 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5077 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
5078 argument to gen_selb.
5080 2007-09-28 Chao-ying Fu <fu@mips.com>
5082 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
5083 * doc/libgcc.texi (Fixed-point fractional library routines):
5084 Fix typos for neg and cmp functions.
5086 2007-09-28 Michael Matz <matz@suse.de>
5088 PR rtl-optimization/33552
5089 * function.c (match_asm_constraints_1): Check for overlap in
5090 inputs and replace all occurences.
5092 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
5094 * config/mips/mips.c (override_options): Fix comment typo.
5096 2007-09-28 Jie Zhang <jie.zhang@analog.com>
5098 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
5099 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
5100 * config/bfin/t-bfin-linux (crti.o): Don't build.
5102 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5103 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
5105 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5107 2007-09-27 Ollie Wild <aaw@google.com>
5109 * varasm.c (compare_constant): Removed call to
5110 lang_hooks.expand_constant.
5111 (copy_constants): Removed call to lang_hooks.expand_constant.
5112 (compute_reloc_for_constant): Removed call to
5113 lang_hooks.expand_constant.
5114 (output_addressed_constants): Removed call to
5115 lang_hooks.expand_constant.
5116 (constructor_static_from_elts_p): Removed call to
5117 lang_hooks.expand_constant.
5118 (output_constant): Removed calls to lang_hooks.expand_constant.
5119 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5120 * langhooks-def.h (lhd_return_tree): Removed.
5121 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5122 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5123 * langhooks.c (lhd_return_tree): Removed.
5125 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5128 * expr.c (emit_group_load_1): Split constant double when destination
5129 length is half source length.
5131 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
5133 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
5134 (mips_cpu_info): Add tune_flags.
5135 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
5136 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
5138 (override_options): Remove deprecation code. Use branch-likely
5139 instructions for optimize_size or if the tuning flags do not
5140 suggest otherwise. Tweak warning.
5141 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
5143 2007-09-27 Matthias Klose <doko@ubuntu.com>
5145 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
5146 multilib osdirname if it exists.
5147 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
5149 2007-09-27 Ian Lance Taylor <iant@google.com>
5151 PR tree-optimization/33565
5152 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
5153 assignments of comparisons.
5154 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
5155 parameter. Change caller. Defer overflow warnings around call to
5157 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
5158 TREE_NO_WARNING is set on the statement.
5159 * tree-ssa-forwprop.c
5160 (tree_ssa_forward_propagate_single_use_vars): Don't test
5161 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
5162 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5164 2007-09-27 Joseph Myers <joseph@codesourcery.com>
5166 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
5167 reduce offset by units of 0x10000 for SPE vector modes or modes
5168 used with E500 double instructions.
5170 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
5172 * simplify-rtx.c (comparison_result): New.
5173 (simplify_const_relational_operation): Use it instead of the five
5174 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
5175 Improve bounds-checking optimizations; remove subsumed POPCOUNT
5176 optimizations. Extract nonzero_address_p optimizations into a
5177 separate "if" together with optimizations where op1 is const0_rtx.
5178 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
5179 floating-point arguments too when appropriate. Hoist test for ABS
5180 outside the final switch statement.
5181 * cse.c (fold_rtx): Don't look for an IOR equivalent of
5182 folded_arg0 if we found a constant equivalent. Remove
5183 transformations done in simplify-rtx.c for "op0 RELOP op0".
5185 2007-09-27 Jakub Jelinek <jakub@redhat.com>
5187 * builtins.c (expand_builtin, expand_builtin_object_size,
5188 expand_builtin_memory_chk, maybe_emit_chk_warning,
5189 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
5191 * expr.c (expand_expr_real_1): Likewise.
5192 * langhooks-def.h (struct diagnostic_info): Add forward decl.
5193 (lhd_print_error_function): Add third argument.
5194 * langhooks.h (struct diagnostic_info): Add forward decl.
5195 (struct lang_hooks): Add third argument to print_error_function.
5196 * diagnostic.h (diagnostic_info): Add abstract_origin field.
5197 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
5199 (diagnostic_report_current_function): Likewise.
5200 * toplev.c (announce_function): Pass NULL as second argument to
5201 diagnostic_set_last_function.
5202 * diagnostic.c (diagnostic_report_current_function): Add second
5203 argument, pass it as third argument to lang_hooks.print_error_function.
5204 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
5205 to diagnostic_report_current_function.
5206 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
5207 and message.abstract_origin.
5208 (verbatim): Initialize abstract_origin.
5209 * pretty-print.h (text_info): Add abstract_origin field.
5210 * pretty-print.c (pp_base_format): Handle %K.
5211 * langhooks.c (lhd_print_error_function): Add third argument. If
5212 diagnostic->abstract_origin, print virtual backtrace.
5213 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5214 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
5215 (init_dynamic_diag_info): Likewise.
5217 2007-09-26 David Daney <ddaney@avtrex.com>
5220 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
5221 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
5222 sync_old_nand<mode>, sync_new_nand<mode>,
5223 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
5224 Update length attributes.
5225 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
5226 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
5228 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
5229 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
5230 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
5233 2007-09-26 Richard Guenther <rguenther@suse.de>
5235 PR tree-optimization/33563
5236 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
5237 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
5239 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
5240 get_use_of_stmt_lhs.
5242 2007-09-26 Joseph Myers <joseph@codesourcery.com>
5245 * c-common.c (complete_array_type): Diagnose too-large arrays and
5246 set type to error_mark_node.
5248 2007-09-26 Richard Guenther <rguenther@suse.de>
5250 PR tree-optimization/30375
5251 PR tree-optimization/33560
5252 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
5256 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
5258 * tree-ssa-dse.c (aggregate_vardecl_d): New.
5259 (dse_global_data): Add aggregate_vardecl field.
5260 (dse_possible_dead_store_p): New.
5261 Add prev_defvar variable.
5262 Allow immediate uses and previous immediate uses to differ
5263 if they are setting different parts of the whole.
5264 (get_aggregate_vardecl): New.
5265 (dse_record_partial_aggregate_store): New.
5266 (dse_whole_aggregate_clobbered_p): New.
5267 (dse_partial_kill_p): New.
5268 Call dse_maybe_record_aggregate_store().
5269 When checking whether a STMT and its USE_STMT refer to the
5270 same memory address, check also for partial kills that clobber
5272 Move some variable definitions to the block where they are used.
5273 (aggregate_vardecl_hash): New.
5274 (aggregate_vardecl_eq): New.
5275 (aggregate_vardecl_free): New.
5276 (aggregate_whole_store_p): New.
5277 (tree_ssa_dse): Initialize and free aggregate_vardecl.
5278 Mark which aggregate stores we care about.
5280 2007-09-25 DJ Delorie <dj@redhat.com>
5283 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
5285 2007-09-25 Michael Meissner <michael.meissner@amd.com>
5288 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
5289 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
5290 for vector int32 -> int64 conversions. Don't write beyond the end
5291 of the allocated vector for int32 -> int64 conversions.
5293 2007-09-25 Revital Eres <eres@il.ibm.com>
5295 * config/rs6000/paired.h (paired_sel): New.
5296 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
5297 (rs6000_expand_ternop_builtin): Pass zero const_double operand
5298 when expanding selv2sf.
5299 * config/rs6000/rs6000.h (rs6000_builtins): Add
5300 PAIRED_BUILTIN_SELV2SF4.
5302 2007-09-25 Joseph Myers <joseph@codesourcery.com>
5305 * c-typeck.c (default_conversion): Call require_complete_type
5306 before perform_integral_promotions.
5307 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
5308 (build_c_cast): Call require_complete_type except for casts to
5310 (convert_for_assignment): Call require_complete_type.
5312 2007-09-25 Revital Eres <eres@il.ibm.com>
5314 * config/spu/spu.md: Fix doloop pattern.
5316 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
5318 * config/bfin/bfin.c (expand_prologue_reg_save,
5319 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
5320 and ASTAT moved here...
5321 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
5322 ... from here. New argument ALL; callers changed.
5323 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
5324 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
5325 have the "saveall" attribute.
5327 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
5329 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5331 (INCOMING_REGNO, OUTGOING_REGNO): Define.
5332 * config/mmix/mmix.c (mmix_opposite_regno): New function.
5333 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
5335 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
5336 with REG_P tests before REGNO access.
5338 2007-09-24 DJ Delorie <dj@redhat.com>
5341 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5343 (movqicc_<code>_<mode>): Likewise.
5344 (movhicc_<code>_<mode>): Likewise.
5346 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5349 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5350 register for reload.
5352 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5355 * config/i386/i386.c (ix86_comp_type_attributes): Check
5358 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5360 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5361 "move.l %a4,%a4" to produce nops.
5362 * config/m68k/m68k.c (override_options): Reset align options,
5363 if neccessary align macro isn't avaible.
5365 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5367 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5369 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5371 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5373 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5374 reload is completed.
5375 (peephole pattern): Convert most of them to RTL peephole pattern.
5377 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5379 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5380 (moved from fp compare patterns).
5381 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5382 Cleanup predicates to relieve reload.
5383 (conditional_trap): Reject conditional trap with fp condition.
5384 * config/m68k/predicates.md (fp_src_operand): New, reject
5385 certain constants early.
5387 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5389 * final.c (final_scan_insn): Remove accidentally duplicated code.
5391 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5393 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5394 Allow --with-tune=cell and --with-cpu=cell.
5396 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5398 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5399 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5401 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5403 (TARGET_BUILTIN_RECIPROCAL): Use it.
5404 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5405 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5406 (rs6000_emit_swrsqrtsf): New.
5407 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5409 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5410 (divsf3): Remove swdiv support.
5413 (rsqrt_internal1): New.
5414 (divdf3): Remove swdiv support.
5417 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5420 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5422 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5423 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5424 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5425 lang_hooks.type.type_hash_eq in addition to generic tests.
5427 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5428 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5430 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5431 reflect the cost per call to a target specific builtin.
5432 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5433 call to a target specific builtin, then use target_builtin_call_cost.
5434 (init_inline_once): Initialize target_builtin_call_cost field.
5436 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5439 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5442 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5444 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5445 * configure: Regenerated.
5447 2007-09-23 Ollie Wild <aaw@google.com>
5449 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5451 (get_pointer_modulus_and_residue): New function.
5453 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5455 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5456 combine an SC return value into a single register.
5458 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5460 * opth-gen.awk (target_flags_explicit): Declare.
5461 * toplev.h (target_flags_explicit): Delete declaration.
5462 * toplev.c (target_flags): Likewise.
5463 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5464 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5465 Never return true for TARGET_MIPS16.
5466 * config/mips/mips.c (mips_llsc): Delete.
5467 (mips_handle_option): Remove -mllsc handling.
5468 (mips_strip_unspec_address): Tweak comment.
5469 * config/mips/mips.opt (mllsc): Use a target mask.
5471 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5473 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5474 word_mode as well as Pmode.
5476 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5478 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5479 parameters from word_mode to the subword type if such a truncation
5482 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5484 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5485 * configure: Regenerated.
5487 2007-09-23 Jan Hubicka <jh@suse.cz>
5489 * params.def (INLINE_CALL_COST): Set to 12.
5490 * invoke.texi (inline-call-cost): Update default value.
5492 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5494 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5496 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5497 Revital Eres <eres@il.ibm.com>
5499 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5500 checks whether the count_reg is found outside the control part.
5502 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5504 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5505 instead of checking CALL_EXPR_FN directly to test for builtins.
5506 If error or warning attributes are present, print
5507 error resp. warning.
5508 * c-common.c (handle_error_attribute): New function.
5509 (c_common_attribute_table): Add error and warning
5511 * doc/extend.texi: Document error and warning attributes.
5513 * tree.h (block_nonartificial_location): New prototype.
5514 * tree.c (block_nonartificial_location): New function.
5515 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5516 if artificial attribute is present on abstract inline decl.
5517 * c-common.c (handle_artificial_attribute): New function.
5518 (c_common_attribute_table): Add artificial attribute.
5519 * final.c (override_filename, override_linenum): New variables.
5520 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5521 and override_linenum if inside of a block inlined from
5522 __attribute__((__artificial__)) function.
5523 (notice_source_line): Honor override_filename and override_linenum.
5524 * doc/extend.texi: Document __attribute__((__artificial__)).
5525 * config/i386/emmintrin.h: Add __artificial__ attribute to
5526 all __always_inline__ functions.
5527 * config/i386/mmintrin.h: Likewise.
5528 * config/i386/tmmintrin.h: Likewise.
5529 * config/i386/mm3dnow.h: Likewise.
5530 * config/i386/pmmintrin.h: Likewise.
5531 * config/i386/ammintrin.h: Likewise.
5532 * config/i386/xmmintrin.h: Likewise.
5533 * config/i386/smmintrin.h: Likewise.
5534 * config/i386/bmmintrin.h: Likewise.
5535 * config/i386/mmintrin-common.h: Likewise.
5538 * expr.c (expand_constructor): New function.
5539 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5540 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5543 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5545 * config/mips/mips.c (dump_constants_1): Generalize to include
5546 fractional and accumulator modes.
5548 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5550 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5551 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5553 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5554 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5556 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5558 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5560 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5561 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5563 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5564 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5565 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5567 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5569 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5570 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5571 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5573 2007-09-22 Jason Merrill <jason@redhat.com>
5576 * attribs.c (lookup_attribute_spec): Split out...
5577 (decl_attributes): From here.
5578 * tree.h: Declare it.
5580 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5582 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5584 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5586 * tree-inline.c (remap_type_1): Correctly chain variants.
5588 2007-09-22 Richard Guenther <rguenther@suse.de>
5590 PR tree-optimization/33146
5591 * fold-const.c (fold_binary): Use the original tree for negating.
5592 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5593 also changes "sign".
5595 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5598 * except.c (finish_eh_generation): Call commit_edge_insertions if
5599 there are insns queued on the entry edge.
5600 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5603 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5605 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5607 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5609 * config/i386/i386.c: Delete trailing whitespace.
5610 * config/i386/i386.h: Ditto.
5611 * config/i386/bmmintrin.h: Ditto.
5612 * config/i386/sync.md: Ditto.
5613 * config/i386/ppro.md: Ditto.
5614 * config/i386/mmx.md: Ditto.
5615 * config/i386/constraints.md: Ditto.
5616 * config/i386/sse.md: Ditto.
5617 * config/i386/athlon.md: Ditto.
5618 * config/i386/i386.md: Ditto.
5620 2007-09-21 Richard Guenther <rguenther@suse.de>
5622 PR tree-optimization/33508
5623 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5624 quadratic loop by keeping a bitmap of variables we have
5625 to clobber all subvariables for.
5626 (set_initial_properties): Likewise.
5628 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5630 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5632 2007-09-20 Nigel Stephens <nigel@mips.com>
5633 Chao-ying Fu <fu@mips.com>
5635 * c-decl.c (finish_declspecs): When _Sat is used without
5636 _Fract or _Accum, set the default type to cts_fract.
5637 This avoids a warning of "type defaults to int".
5639 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5641 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5642 bit-fields wider than one bit.
5644 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5647 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5649 * dbxout.c (dbxout_type): Likewise.
5653 * gimplify.c (gimplify_vla_decl): New function.
5654 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5656 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5658 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5660 * doc/invoke.texi (-minterlink-mips16): Document.
5661 * config/mips/mips.opt (minterlink-mips16): New option.
5662 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5665 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5667 * doc/extend.texi (Attribute Syntax): Remove old speculative
5670 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5672 * combine.c: Include cgraph.h.
5673 (setup_incoming_promotions): Rework to allow more aggressive
5674 elimination of sign extensions when all call sites of the
5675 current function are known to lie within the current unit.
5677 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5679 * dse.c (find_shift_sequence): No-op rework of control flow.
5681 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5683 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5684 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5686 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5688 * cfgexpand.c (dump_stack_var_partition): Use the correct
5689 index for the offset.
5691 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5693 * config/mips/sde.h: Switch to GPLv3.
5695 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5697 * tree-sra.c (decide_block_copy): Decide if there are groups.
5699 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5701 * config/m68k/m68k.c (output_move_himode): Remove jump table
5703 config/m68k/m68k.md (lea): Likewise.
5704 * config/m68k/m68k.c (print_operand_address): Use simple pc
5705 relative addressing.
5707 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5709 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5710 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5712 (asm_insn_count): Pass template as second argument to it.
5713 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5714 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5715 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5716 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5717 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5718 (sh_insn_length_adjustment): Pass template as second argument to it.
5719 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5721 * config/bfin/bfin.md (define_asm_attributes): New.
5723 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5725 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5727 * config/bfin/print-sysroot-suffix.sh: New.
5728 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5729 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5730 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5731 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5732 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5733 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5734 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5735 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5736 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5737 (linux-sysroot-suffix.h): New target.
5738 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5739 (mspecld-anomaly): Likewise.
5740 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5741 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5742 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5743 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5744 (bfin_si_revision): Declare.
5745 (bfin_workarounds): Declare.
5746 (WA_SPECULATIVE_LOADS): Define.
5747 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5748 (WA_SPECULATIVE_SYNCS): Define.
5749 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5750 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5751 (LIB_SPEC): Add %s to the linker scripts.
5752 Use proper linker script for bf522, bf525, bf527,
5753 bf538, bf539, bf542, bf544, bf548, and bf549.
5754 * config/bfin/bfin.c (bfin_si_revision): Define.
5755 (bfin_workarounds): Define.
5756 (struct bfin_cpu): New.
5758 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5759 (override_options): Set bfin_workarounds.
5760 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5761 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5762 ENABLE_WA_SPECULATIVE_LOADS.
5763 (bfin_reorg): Likewise.
5764 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5765 macros for bf522, bf525, bf527, bf538, bf539,
5766 bf542, bf544, bf548, and bf549.
5767 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5768 Don't define __ID_SHARED_LIB__ when -msep-data.
5769 (TARGET_DEFAULT): Define as 0.
5770 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5771 * doc/invoke.texi (Blackfin Options): Document silicon
5772 revision part of -mcpu option and it now accepts bf522, bf525,
5773 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5775 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5777 * alias.c (memory_modified_1): Deconstify.
5778 (memory_modified_in_insn_p): Don't use const_note_stores.
5779 * rtl.h (const_note_stores): Delete.
5780 * rtlanal.c (const_note_stores): Likewise.
5782 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5784 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5787 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5791 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5792 (addsi_small_int): Likewise.
5793 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5794 (one_cmplsi2): Likewise.
5796 (enter_func): Expand insn using hard_frame_pointer_rtx and
5799 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5800 hard_frame_pointer_rtx instead of using REGNO() check.
5801 Properly sign extend GEN_INT() argument.
5803 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5805 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5807 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5808 alternatives with just jcc.
5809 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5810 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5811 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5812 dbge_hi, dbge_si): Likewise.
5814 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5816 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5817 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5818 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5819 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5820 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5822 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5824 * config/m68k/m68k-devices.def (51qe): New device.
5825 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5826 to all uses of FL_FOR_isa_c for compatibility.
5827 (all_microarchs): Add cfv1 microarchitecture.
5828 (m68k_handle_option): Handle m51qe option.
5829 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5830 (TUNE_CFV1): New macro.
5831 (enum uarch_type): Add ucfv1.
5832 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5834 2007-09-18 Richard Guenther <rguenther@suse.de>
5836 PR tree-optimization/31863
5837 * tree-ssa-structalias.c (create_variable_info_for): Always
5838 free the fieldstack.
5840 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5842 * opts.c (decode_options): Enable vectorization under -O3.
5844 2007-09-18 Richard Guenther <rguenther@suse.de>
5846 PR tree-optimization/33340
5847 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5848 SSA_NAMEs that occur in abnormal PHI nodes.
5850 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5852 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5853 Don't use const_get_call_expr_in.
5854 * tree-gimple.c (const_get_call_expr_in): Delete.
5855 * tree-gimple.h (const_get_call_expr_in): Likewise.
5857 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5859 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5860 not yet have a basic block.
5861 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5863 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5865 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5866 to both ".section"s.
5868 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5870 * config/mips/mips.c (mips_output_mi_thunk): Use
5871 mips_function_ok_for_sibcall and const_call_insn_operand
5872 to determine if a direct sibcall is allowed. Use
5873 mips_classify_symbol to determine a global pointer is needed.
5875 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5877 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5879 2007-09-17 Chao-ying Fu <fu@mips.com>
5880 Nigel Stephens <nigel@mips.com>
5882 * config/fixed-bit.h: New file.
5883 * config/fixed-bit.c: New file.
5884 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5886 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5888 * c-format.h (format_kind_info): Add alloc_char field.
5889 * c-format.c (scanf_flag_specs): Add 'm'.
5890 (scanf_flag_pairs): Add 'a', 'm' pair.
5891 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5892 (format_types_orig): Add alloc_char fields.
5893 (check_format_info_main): Rename aflag to alloc_flag.
5894 Handle fki->alloc_char. modifier after width and before length
5895 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5896 length modifiers as well.
5897 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5900 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5901 returned by build_call_expr.
5903 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5905 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5906 NULL for variable-sized records too.
5907 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5909 2007-09-17 Tom Tromey <tromey@redhat.com>
5911 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5912 (c_builtin_function): Likewise.
5913 (grokdeclarator): Likewise.
5915 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5917 PR rtl-optimization/26449
5918 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5919 (seq_insns_valid_p): Removed.
5921 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5923 * tree-nomudflap.c (gate_mudflap): New static function.
5924 (pass_mudflap_1): Use it as gate function.
5925 (pass_mudflap_2): Likewise.
5927 2007-09-17 Jan Hubicka <jh@suse.cz>
5931 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5933 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5935 PR tree-optimization/33319
5936 * tree-vect-analyze.c (vect_same_range_drs): New.
5937 (vect_vfa_range_equal): New.
5938 (vect_is_duplicate_ddr): Removed.
5939 (vect_mark_for_runtime_alias_test): Do not perform marking when
5940 optimizing for size or max_param for alias checking is zero.
5941 Move the function before vect_analyze_data_ref_dependence.
5942 (vect_analyze_data_ref_dependence): Add call to
5943 vect_mark_for_runtime_alias_test in two cases when dependence
5945 (vect_analyze_data_ref_dependences): Do not call to
5946 vect_mark_for_runtime_alias_test.
5947 (vect_prune_runtime_alias_test_list): New.
5948 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5949 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5950 Update vec_outside_cost.
5951 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5952 (vect_create_cond_for_alias_checks): Build the base address of data
5953 reference from DR_GROUP_FIRST_DR.
5954 (vect_loop_versioning): New.
5955 (vect_transform_loop): Add a call to vect_loop_versioning.
5956 Remove factored out code.
5958 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5961 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5964 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5966 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5967 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5968 Fix the call to insn_rtx_cost. Skip access sizes that require a
5969 real truncation of the store register. Use convert_move instead
5970 of gen_lowpart when narrowing the result.
5971 (replace_read): Use convert_move instead of gen_lowpart when
5972 narrowing the store rhs.
5974 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5976 * config/mips/mips.md (SHORT): Fix long line.
5977 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5978 to QImode and HImode.
5980 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5982 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5984 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5986 * tree-parloops.c: New file.
5987 * tree-ssa-operands.h (free_stmt_operands): Declare.
5988 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5990 * tree-pass.h (pass_parallelize_loops): Declare.
5991 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5993 (build_omp_regions_1): Allow analysing just a single OMP region and
5995 ( build_omp_regions_root, omp_expand_local): New functions.
5996 (build_omp_regions): Add argument to build_omp_regions_1 call.
5997 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5998 autoparallelization is run.
5999 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
6000 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
6001 pass_parallelize_loops): New.
6002 * common.opt (ftree-parallelize-loops): New.
6003 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
6004 parallelize_loops): Declare.
6005 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
6006 * Makefile.in (tree-parloops.o): Added.
6007 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
6009 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
6010 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
6011 one extra edge as well.
6012 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
6013 Use VEC_free to free doms vector.
6014 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
6015 operands. Recompute operand caches in the new function.
6016 (move_sese_region_to_fn): Update loop info.
6017 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
6018 * tree-ssa-operands.c (free_stmt_operands): New function.
6020 * doc/passes.texi: Document autoparallelization.
6021 * doc/invoke.texi (-ftree-parallelize-loops): New option.
6023 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6026 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
6029 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
6031 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
6032 the VEC is not NULL.
6033 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
6034 get_vectype_for_scalar_type succeeded.
6035 (vectorizable_conversion): Likewise.
6037 2007-09-14 Jan Hubicka <jh@suse.cz>
6039 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
6042 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
6045 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
6046 register when operands[2] equals operands[1].
6047 (remainderxf3): Ditto.
6049 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
6050 Nigel Stephens <nigel@mips.com>
6052 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
6053 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
6054 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
6055 (_Unwind_ForcedUnwind): Likewise.
6056 (_Unwind_Resume): Likewise.
6057 (_Unwind_Resume_or_Rethrow): Likewise.
6058 (_Unwind_Backtrace): Likewise.
6059 (_Unwind_SjLj_RaiseException): Likewise.
6060 (_Unwind_SjLj_ForcedUnwind): Likewise.
6061 (_Unwind_SjLj_Resume): Likewise.
6062 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
6063 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
6065 (_Unwind_ForcedUnwind): Likewise.
6066 (_Unwind_Resume): Likewise.
6067 (_Unwind_Resume_or_Rethrow): Likewise.
6068 (_Unwind_Backtrace): Likewise.
6069 * unwind-compat.c (_Unwind_Backtrace): Likewise.
6070 (_Unwind_ForcedUnwind): Likewise.
6071 (_Unwind_RaiseException): Likewise.
6072 (_Unwind_Resume): Likewise.
6073 (_Unwind_Resume_or_Rethrow): Likewise.
6075 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
6076 nomips16 mode when IN_LIBGCC2 with hard float.
6078 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
6080 * config/mips/sdemtk.opt: Update to GPLv3.
6081 * config/mips/sdemtk.h: Likewise.
6083 2007-09-14 Nigel Stephens <nigel@mips.com>
6085 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
6086 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
6087 for mipsisa32-*-linux*.
6089 2007-09-14 Nigel Stephens <nigel@mips.com>
6090 David Ung <davidu@mips.com>
6091 Thiemo Seufer <ths@mips.com>
6092 Richard Sandiford <richard@codesourcery.com>
6094 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
6095 * configure.ac: Add a mipssde threading type.
6096 * configure: Regenerate.
6097 * config/mips/sdemtk.h: New file.
6098 * config/mips/t-sdemtk: Likewise.
6099 * config/mips/sdemtk.opt: Likewise.
6100 * gthr-mipssde.h: Likewise.
6101 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
6102 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
6103 (MIPS_ICACHE_SYNC): New macro, split from ...
6104 * config/mips/mips.md (clear_cache): ...here.
6105 * config/mips/mips.c (mips_save_reg_p): Check
6106 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
6107 (build_mips16_function_stub): Use targetm.strip_name_encoding.
6108 (build_mips16_call_stub): Likewise.
6110 2007-09-14 Richard Sandiford <richard@codesourcery.com>
6112 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
6114 2007-09-14 Jakub Jelinek <jakub@redhat.com>
6117 * config/ia64/ia64.c (find_gr_spill): Don't decrement
6118 current_frame_info.n_local_regs. Don't return emitted local regs.
6119 (ia64_compute_frame_size): Improve unwind hack to put
6120 RP, PFS, FP in that order by allowing some of the registers
6121 been already emitted, as long as they are emitted to the
6124 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6126 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
6127 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
6128 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
6130 2007-09-13 Eric Christopher <echristo@apple.com>
6131 Kenneth Zadeck <zadeck@naturalbridge.com>
6133 * dse.c (find_shift_sequence): New function.
6134 (replace_read): Add case to remove read if it requires shift.
6135 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
6137 2007-09-13 Tom Tromey <tromey@redhat.com>
6139 * c-common.c (fname_as_string): Update.
6140 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
6141 (c_lex_one_token): Update. Add 'parser' argument.
6142 (c_parser_simple_asm_expr): Update.
6143 (c_parser_attributes): Update.
6144 (c_parser_asm_statement): Update.
6145 (c_parser_asm_operands): Update.
6146 (c_parser_peek_token): Update.
6147 (c_parser_peek_2nd_token): Update.
6148 * c-lex.c (c_lex_string_translate): Remove.
6149 (c_lex_return_raw_strings): Likewise.
6150 (c_lex_with_flags): Added 'lex_flags' argument.
6151 (lex_string): Added 'translate' argument.
6152 * c-pragma.h (c_lex_with_flags): Update.
6153 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
6154 (C_LEX_STRING_NO_TRANSLATE): New define.
6155 (C_LEX_RAW_STRINGS): Likewise.
6157 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6160 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
6161 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
6162 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
6163 (bfin_init_builtins): Initialize __builtin_bfin_ones,
6164 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
6165 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
6166 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
6167 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
6168 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
6169 (bdesc_1arg): Add __builtin_bfin_ones.
6170 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
6171 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
6172 and __builtin_bfin_csqu_fr16.
6173 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
6174 (ones): New define_insn.
6175 (ssaddhi3_parts): New define_insn.
6176 (sssubhi3_parts): New define_insn.
6177 (flag_mulhi_parts): New define_insn.
6179 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
6181 * common.opt (femit-class-debug-always): Turn off by default.
6183 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6185 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
6186 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
6188 2007-09-13 James E. Wilson <wilson@specifix.com>
6190 PR tree-optimization/33389
6191 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
6192 then set build_loads before returning.
6194 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
6195 David Ung <davidu@mips.com>
6197 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
6198 {d}addiu and a negative immediate such that it works with MIPS16
6201 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
6204 * configure.ac (ld_vers): Support Linux linker.
6205 * configure: Regenerated.
6207 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6208 Sandra Loosemore <sandra@codesourcery.com>
6210 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
6211 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
6212 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
6213 nomips16 into decl attributes.
6214 (TARGET_INSERT_ATTRIBUTES): Override.
6215 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
6216 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
6217 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
6218 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
6219 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
6220 (mips_use_mips16_mode_p): Reimplement as a function that takes
6221 a decl and considers only decl attributes. If the decl is nested
6222 function, use its parent attributes.
6223 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
6224 instead of SYMBOL_REF_MIPS16_FUNC_P.
6225 (mips_set_mips16_mode): Move call to sorry here from old
6226 mips_use_mips16_mode_p.
6227 (mflip_mips16_entry): New structure.
6228 (mflip_mips16_htab): New variable.
6229 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
6230 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
6231 (mips_merge_decl_attributes): New function.
6232 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
6233 Use mips_use_mips16_mode_p.
6234 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
6235 SYMBOL_REF_MIPS16_FUNC_P.
6236 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
6238 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6240 * c-parser.c (c_parser_struct_declaration): Check for a null return.
6242 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6245 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
6247 2007-09-12 Michael Meissner <michael.meissner@amd.com>
6248 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6249 Tony Linthicum <tony.linthicum@amd.com>
6251 * tree.h (function_args_iterator): New type to iterate over
6253 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
6254 function arguments providing a pointer to the argument.
6255 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
6256 function arguments providing the argument.
6257 (function_args_iter_init): Inline function to initialize
6258 function_args_iterator.
6259 (function_args_iter_cond_ptr): Inline function to return the next
6260 pointer to hold the argument.
6261 (function_args_iter_cond): Inline function to return the next
6263 (function_args_iter_cond_next): Advance the function args iterator.
6264 (stdarg_p): New function, return true if variable argument function.
6265 (prototype_p): New function, return true if function is prototyped.
6266 (function_args_count): New function, count the number of arguments
6269 * tree.c (stdarg_p): New function, return true if variable
6271 (prototype_p): New function, return true if function is prototyped.
6273 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6274 (TARGET_ROUND): New macro for the round/ptest instructions which
6275 are shared between SSE4.1 and SSE5.
6276 (OPTION_MASK_ISA_ROUND): Ditto.
6277 (OPTION_ISA_ROUND): Ditto.
6278 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6279 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6281 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6282 (-mfused-madd): New switch to give users control over whether the
6283 compiler optimizes to use the multiply/add SSE5 instructions.
6285 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
6286 m_ATHLON_K8_AMDFAM10, and change all uses.
6287 (enum pta_flags): Add PTA_SSE5.
6288 (ix86_handle_option): Turn off 3dnow if -msse5.
6289 (override_options): Add SSE5 support.
6290 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6292 (ix86_expand_sse_movcc): Add SSE5 support.
6293 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6294 vector type to the next largest size.
6295 (ix86_expand_sse5_pack): New function to use pperm to pack a
6296 vector type to the next smallest size.
6297 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6298 (IX86_BUILTIN_FMADDSD): Ditto.
6299 (IX86_BUILTIN_FMADDPS): Ditto.
6300 (IX86_BUILTIN_FMADDPD): Ditto.
6301 (IX86_BUILTIN_FMSUBSS): Ditto.
6302 (IX86_BUILTIN_FMSUBSD): Ditto.
6303 (IX86_BUILTIN_FMSUBPS): Ditto.
6304 (IX86_BUILTIN_FMSUBPD): Ditto.
6305 (IX86_BUILTIN_FNMADDSS): Ditto.
6306 (IX86_BUILTIN_FNMADDSD): Ditto.
6307 (IX86_BUILTIN_FNMADDPS): Ditto.
6308 (IX86_BUILTIN_FNMADDPD): Ditto.
6309 (IX86_BUILTIN_FNMSUBSS): Ditto.
6310 (IX86_BUILTIN_FNMSUBSD): Ditto.
6311 (IX86_BUILTIN_FNMSUBPS): Ditto.
6312 (IX86_BUILTIN_FNMSUBPD): Ditto.
6313 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6314 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6315 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6316 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6317 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6318 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6319 (IX86_BUILTIN_PPERM): Ditto.
6320 (IX86_BUILTIN_PERMPS): Ditto.
6321 (IX86_BUILTIN_PERMPD): Ditto.
6322 (IX86_BUILTIN_PMACSSWW): Ditto.
6323 (IX86_BUILTIN_PMACSWW): Ditto.
6324 (IX86_BUILTIN_PMACSSWD): Ditto.
6325 (IX86_BUILTIN_PMACSWD): Ditto.
6326 (IX86_BUILTIN_PMACSSDD): Ditto.
6327 (IX86_BUILTIN_PMACSDD): Ditto.
6328 (IX86_BUILTIN_PMACSSDQL): Ditto.
6329 (IX86_BUILTIN_PMACSSDQH): Ditto.
6330 (IX86_BUILTIN_PMACSDQL): Ditto.
6331 (IX86_BUILTIN_PMACSDQH): Ditto.
6332 (IX86_BUILTIN_PMADCSSWD): Ditto.
6333 (IX86_BUILTIN_PMADCSWD): Ditto.
6334 (IX86_BUILTIN_PHADDBW): Ditto.
6335 (IX86_BUILTIN_PHADDBD): Ditto.
6336 (IX86_BUILTIN_PHADDBQ): Ditto.
6337 (IX86_BUILTIN_PHADDWD): Ditto.
6338 (IX86_BUILTIN_PHADDWQ): Ditto.
6339 (IX86_BUILTIN_PHADDDQ): Ditto.
6340 (IX86_BUILTIN_PHADDUBW): Ditto.
6341 (IX86_BUILTIN_PHADDUBD): Ditto.
6342 (IX86_BUILTIN_PHADDUBQ): Ditto.
6343 (IX86_BUILTIN_PHADDUWD): Ditto.
6344 (IX86_BUILTIN_PHADDUWQ): Ditto.
6345 (IX86_BUILTIN_PHADDUDQ): Ditto.
6346 (IX86_BUILTIN_PHSUBBW): Ditto.
6347 (IX86_BUILTIN_PHSUBWD): Ditto.
6348 (IX86_BUILTIN_PHSUBDQ): Ditto.
6349 (IX86_BUILTIN_PROTB): Ditto.
6350 (IX86_BUILTIN_PROTW): Ditto.
6351 (IX86_BUILTIN_PROTD): Ditto.
6352 (IX86_BUILTIN_PROTQ): Ditto.
6353 (IX86_BUILTIN_PROTB_IMM): Ditto.
6354 (IX86_BUILTIN_PROTW_IMM): Ditto.
6355 (IX86_BUILTIN_PROTD_IMM): Ditto.
6356 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6357 (IX86_BUILTIN_PSHLB): Ditto.
6358 (IX86_BUILTIN_PSHLW): Ditto.
6359 (IX86_BUILTIN_PSHLD): Ditto.
6360 (IX86_BUILTIN_PSHLQ): Ditto.
6361 (IX86_BUILTIN_PSHAB): Ditto.
6362 (IX86_BUILTIN_PSHAW): Ditto.
6363 (IX86_BUILTIN_PSHAD): Ditto.
6364 (IX86_BUILTIN_PSHAQ): Ditto.
6365 (IX86_BUILTIN_FRCZSS): Ditto.
6366 (IX86_BUILTIN_FRCZSD): Ditto.
6367 (IX86_BUILTIN_FRCZPS): Ditto.
6368 (IX86_BUILTIN_FRCZPD): Ditto.
6369 (IX86_BUILTIN_CVTPH2PS): Ditto.
6370 (IX86_BUILTIN_CVTPS2PH): Ditto.
6371 (IX86_BUILTIN_COMEQSS): Ditto.
6372 (IX86_BUILTIN_COMNESS): Ditto.
6373 (IX86_BUILTIN_COMLTSS): Ditto.
6374 (IX86_BUILTIN_COMLESS): Ditto.
6375 (IX86_BUILTIN_COMGTSS): Ditto.
6376 (IX86_BUILTIN_COMGESS): Ditto.
6377 (IX86_BUILTIN_COMUEQSS): Ditto.
6378 (IX86_BUILTIN_COMUNESS): Ditto.
6379 (IX86_BUILTIN_COMULTSS): Ditto.
6380 (IX86_BUILTIN_COMULESS): Ditto.
6381 (IX86_BUILTIN_COMUGTSS): Ditto.
6382 (IX86_BUILTIN_COMUGESS): Ditto.
6383 (IX86_BUILTIN_COMORDSS): Ditto.
6384 (IX86_BUILTIN_COMUNORDSS): Ditto.
6385 (IX86_BUILTIN_COMFALSESS): Ditto.
6386 (IX86_BUILTIN_COMTRUESS): Ditto.
6387 (IX86_BUILTIN_COMEQSD): Ditto.
6388 (IX86_BUILTIN_COMNESD): Ditto.
6389 (IX86_BUILTIN_COMLTSD): Ditto.
6390 (IX86_BUILTIN_COMLESD): Ditto.
6391 (IX86_BUILTIN_COMGTSD): Ditto.
6392 (IX86_BUILTIN_COMGESD): Ditto.
6393 (IX86_BUILTIN_COMUEQSD): Ditto.
6394 (IX86_BUILTIN_COMUNESD): Ditto.
6395 (IX86_BUILTIN_COMULTSD): Ditto.
6396 (IX86_BUILTIN_COMULESD): Ditto.
6397 (IX86_BUILTIN_COMUGTSD): Ditto.
6398 (IX86_BUILTIN_COMUGESD): Ditto.
6399 (IX86_BUILTIN_COMORDSD): Ditto.
6400 (IX86_BUILTIN_COMUNORDSD): Ditto.
6401 (IX86_BUILTIN_COMFALSESD): Ditto.
6402 (IX86_BUILTIN_COMTRUESD): Ditto.
6403 (IX86_BUILTIN_COMEQPS): Ditto.
6404 (IX86_BUILTIN_COMNEPS): Ditto.
6405 (IX86_BUILTIN_COMLTPS): Ditto.
6406 (IX86_BUILTIN_COMLEPS): Ditto.
6407 (IX86_BUILTIN_COMGTPS): Ditto.
6408 (IX86_BUILTIN_COMGEPS): Ditto.
6409 (IX86_BUILTIN_COMUEQPS): Ditto.
6410 (IX86_BUILTIN_COMUNEPS): Ditto.
6411 (IX86_BUILTIN_COMULTPS): Ditto.
6412 (IX86_BUILTIN_COMULEPS): Ditto.
6413 (IX86_BUILTIN_COMUGTPS): Ditto.
6414 (IX86_BUILTIN_COMUGEPS): Ditto.
6415 (IX86_BUILTIN_COMORDPS): Ditto.
6416 (IX86_BUILTIN_COMUNORDPS): Ditto.
6417 (IX86_BUILTIN_COMFALSEPS): Ditto.
6418 (IX86_BUILTIN_COMTRUEPS): Ditto.
6419 (IX86_BUILTIN_COMEQPD): Ditto.
6420 (IX86_BUILTIN_COMNEPD): Ditto.
6421 (IX86_BUILTIN_COMLTPD): Ditto.
6422 (IX86_BUILTIN_COMLEPD): Ditto.
6423 (IX86_BUILTIN_COMGTPD): Ditto.
6424 (IX86_BUILTIN_COMGEPD): Ditto.
6425 (IX86_BUILTIN_COMUEQPD): Ditto.
6426 (IX86_BUILTIN_COMUNEPD): Ditto.
6427 (IX86_BUILTIN_COMULTPD): Ditto.
6428 (IX86_BUILTIN_COMULEPD): Ditto.
6429 (IX86_BUILTIN_COMUGTPD): Ditto.
6430 (IX86_BUILTIN_COMUGEPD): Ditto.
6431 (IX86_BUILTIN_COMORDPD): Ditto.
6432 (IX86_BUILTIN_COMUNORDPD): Ditto.
6433 (IX86_BUILTIN_COMFALSEPD): Ditto.
6434 (IX86_BUILTIN_COMTRUEPD): Ditto.
6435 (IX86_BUILTIN_PCOMEQUB): Ditto.
6436 (IX86_BUILTIN_PCOMNEUB): Ditto.
6437 (IX86_BUILTIN_PCOMLTUB): Ditto.
6438 (IX86_BUILTIN_PCOMLEUB): Ditto.
6439 (IX86_BUILTIN_PCOMGTUB): Ditto.
6440 (IX86_BUILTIN_PCOMGEUB): Ditto.
6441 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6442 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6443 (IX86_BUILTIN_PCOMEQUW): Ditto.
6444 (IX86_BUILTIN_PCOMNEUW): Ditto.
6445 (IX86_BUILTIN_PCOMLTUW): Ditto.
6446 (IX86_BUILTIN_PCOMLEUW): Ditto.
6447 (IX86_BUILTIN_PCOMGTUW): Ditto.
6448 (IX86_BUILTIN_PCOMGEUW): Ditto.
6449 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6450 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6451 (IX86_BUILTIN_PCOMEQUD): Ditto.
6452 (IX86_BUILTIN_PCOMNEUD): Ditto.
6453 (IX86_BUILTIN_PCOMLTUD): Ditto.
6454 (IX86_BUILTIN_PCOMLEUD): Ditto.
6455 (IX86_BUILTIN_PCOMGTUD): Ditto.
6456 (IX86_BUILTIN_PCOMGEUD): Ditto.
6457 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6458 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6459 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6460 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6461 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6462 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6463 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6464 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6465 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6466 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6467 (IX86_BUILTIN_PCOMEQB): Ditto.
6468 (IX86_BUILTIN_PCOMNEB): Ditto.
6469 (IX86_BUILTIN_PCOMLTB): Ditto.
6470 (IX86_BUILTIN_PCOMLEB): Ditto.
6471 (IX86_BUILTIN_PCOMGTB): Ditto.
6472 (IX86_BUILTIN_PCOMGEB): Ditto.
6473 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6474 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6475 (IX86_BUILTIN_PCOMEQW): Ditto.
6476 (IX86_BUILTIN_PCOMNEW): Ditto.
6477 (IX86_BUILTIN_PCOMLTW): Ditto.
6478 (IX86_BUILTIN_PCOMLEW): Ditto.
6479 (IX86_BUILTIN_PCOMGTW): Ditto.
6480 (IX86_BUILTIN_PCOMGEW): Ditto.
6481 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6482 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6483 (IX86_BUILTIN_PCOMEQD): Ditto.
6484 (IX86_BUILTIN_PCOMNED): Ditto.
6485 (IX86_BUILTIN_PCOMLTD): Ditto.
6486 (IX86_BUILTIN_PCOMLED): Ditto.
6487 (IX86_BUILTIN_PCOMGTD): Ditto.
6488 (IX86_BUILTIN_PCOMGED): Ditto.
6489 (IX86_BUILTIN_PCOMFALSED): Ditto.
6490 (IX86_BUILTIN_PCOMTRUED): Ditto.
6491 (IX86_BUILTIN_PCOMEQQ): Ditto.
6492 (IX86_BUILTIN_PCOMNEQ): Ditto.
6493 (IX86_BUILTIN_PCOMLTQ): Ditto.
6494 (IX86_BUILTIN_PCOMLEQ): Ditto.
6495 (IX86_BUILTIN_PCOMGTQ): Ditto.
6496 (IX86_BUILTIN_PCOMGEQ): Ditto.
6497 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6498 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6499 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6500 OPTION_MASK_ISA_ROUND for instructions that are shared between
6502 (bdesc_2arg): Ditto.
6503 (bdesc_sse_3arg): Ditto.
6504 (enum multi_arg_type): New enum for describing the various SSE5
6505 intrinsic argument types.
6506 (bdesc_multi_arg): New table for SSE5 intrinsics.
6507 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6508 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6510 (ix86_expand_builtin): Add SSE5 intrinsic support.
6511 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6512 operand instructions.
6513 (ix86_expand_sse5_multiple_memory): New function to split the
6514 second memory reference from SSE5 instructions.
6515 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6516 (ix86_return_pops_args): Use stdarg_p to determine if the function
6517 has variable arguments.
6518 (ix86_setup_incoming_varargs): Ditto.
6519 (x86_this_parameter): Ditto.
6521 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6523 (ix86_expand_sse5_pack): Ditto.
6524 (ix86_sse5_valid_op_p): Ditto.
6525 (ix86_expand_sse5_multiple_memory): Ditto.
6527 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6528 constant for SSE5 support.
6529 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6530 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6531 (UNSPEC_SSE5_PERMUTE): Ditto.
6532 (UNSPEC_SSE5_ASHIFT): Ditto.
6533 (UNSPEC_SSE5_LSHIFT): Ditto.
6534 (UNSPEC_FRCZ): Ditto.
6535 (UNSPEC_CVTPH2PS): Ditto.
6536 (UNSPEC_CVTPS2PH): Ditto.
6537 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6539 (COM_FALSE_S): Ditto.
6540 (COM_FALSE_P): Ditto.
6541 (COM_TRUE_S): Ditto.
6542 (COM_TRUE_P): Ditto.
6543 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6544 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6546 (memory attribute): Ditto.
6547 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6548 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6549 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6550 (floor<mode>2): Ditto.
6551 (ceil<mode>2): Ditto.
6552 (btrunc<mode>2): Ditto.
6553 (nearbyintdf2): Ditto.
6554 (nearbyintsf2): Ditto.
6555 (sse_setccsf): Disable if SSE5.
6556 (sse_setccdf): Ditto.
6557 (sse5_setcc<mode>): New support for SSE5 conditional move.
6558 (sse5_pcmov_<mode>): Ditto.
6560 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6562 (SSEMODEF2P): Ditto.
6563 (ssemodesuffixf4): New mode attribute for SSE5.
6564 (ssemodesuffixf2s): Ditto.
6565 (ssemodesuffixf2c): Ditto.
6566 (sserotatemax): Ditto.
6567 (ssescalarmode): Ditto.
6568 (sse_maskcmpv4sf3): Disable if SSE5.
6569 (sse_maskcmpv2df3): Ditto.
6570 (sse_vmmaskcmpv4sf3): Ditto.
6571 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6573 (sse5_vmfmadd<mode>4): Ditto.
6574 (sse5_fmsub<mode>4): Ditto.
6575 (sse5_vmfmsub<mode>4): Ditto.
6576 (sse5_fnmadd<mode>4): Ditto.
6577 (sse5_vmfnmadd<mode>4): Ditto.
6578 (sse5_fnmsub<mode>4): Ditto.
6579 (sse5_vmfnmsub<mode>4): Ditto.
6580 (sse5i_fmadd<mode>4): Ditto.
6581 (sse5i_fmsub<mode>4): Ditto.
6582 (sse5i_fnmadd<mode>4): Ditto.
6583 (sse5i_fnmsub<mode>4): Ditto.
6584 (sse5i_vmfmadd<mode>4): Ditto.
6585 (sse5i_vmfmsub<mode>4): Ditto.
6586 (sse5i_vmfnmadd<mode>4): Ditto.
6587 (sse5i_vmfnmsub<mode>4): Ditto.
6588 (mulv16qi3): Add SSE5 support.
6590 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6591 (sse2_mulv4si3): Disable if SSE5.
6592 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6593 (sse4_1_roundps): Ditto.
6594 (sse4_1_roundsd): Ditto.
6595 (sse4_1_roundss): Ditto.
6596 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6598 (sse_maskcmpsf3): Ditto.
6599 (sse_vmmaskcmpv4sf3): Ditto.
6600 (sse2_maskcmpv2df3): Ditto.
6601 (sse2_maskcmpdf3): Ditto.
6602 (sse2_vmmaskcmpv2df3): Ditto.
6603 (sse2_eq<mode>3): Ditto.
6604 (sse2_gt<mode>3): Ditto.
6605 (sse5_pcmov_<mode>): Add SSE5 support.
6606 (vec_unpacku_hi_v16qi): Ditto.
6607 (vec_unpacks_hi_v16qi): Ditto.
6608 (vec_unpacku_lo_v16qi): Ditto.
6609 (vec_unpacks_lo_v16qi): Ditto.
6610 (vec_unpacku_hi_v8hi): Ditto.
6611 (vec_unpacks_hi_v8hi): Ditto.
6612 (vec_unpacku_lo_v8hi): Ditto.
6613 (vec_unpacks_lo_v8hi): Ditto.
6614 (vec_unpacku_hi_v4si): Ditto.
6615 (vec_unpacks_hi_v4si): Ditto.
6616 (vec_unpacku_lo_v4si): Ditto.
6617 (vec_unpacks_lo_v4si): Ditto.
6618 (sse5_pmacsww): New SSE5 intrinsic insn.
6619 (sse5_pmacssww): Ditto.
6620 (sse5_pmacsdd): Ditto.
6621 (sse5_pmacssdd): Ditto.
6622 (sse5_pmacssdql): Ditto.
6623 (sse5_pmacssdqh): Ditto.
6624 (sse5_pmacsdqh): Ditto.
6625 (sse5_pmacsswd): Ditto.
6626 (sse5_pmacswd): Ditto.
6627 (sse5_pmadcsswd): Ditto.
6628 (sse5_pmadcswd): Ditto.
6629 (sse5_pcmov_<move>): Conditional move support on SSE5.
6630 (sse5_phaddbw): New SSE5 intrinsic insn.
6631 (sse5_phaddbd): Ditto.
6632 (sse5_phaddbq): Ditto.
6633 (sse5_phaddwd): Ditto.
6634 (sse5_phaddwq): Ditto.
6635 (sse5_phadddq): Ditto.
6636 (sse5_phaddubw): Ditto.
6637 (sse5_phaddubd): Ditto.
6638 (sse5_phaddubq): Ditto.
6639 (sse5_phadduwd): Ditto.
6640 (sse5_phadduwq): Ditto.
6641 (sse5_phaddudq): Ditto.
6642 (sse5_phsubbw): Ditto.
6643 (sse5_phsubwd): Ditto.
6644 (sse5_phsubdq): Ditto.
6645 (sse5_pperm): Ditto.
6646 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6647 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6648 (sse5_pperm_sign_v8hi_v4si): Ditto.
6649 (sse5_pperm_zero_v8hi_v4si): Ditto.
6650 (sse5_pperm_sign_v4si_v2di): Ditto.
6651 (sse5_pperm_sign_v4si_v2di): Ditto.
6652 (sse5_pperm_pack_v2di_v4si): Ditto.
6653 (sse5_pperm_pack_v4si_v8hi): Ditto.
6654 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6655 (sse5_perm<mode>): New SSE5 intrinsic insn.
6656 (rotl<mode>3): Ditto.
6657 (sse5_rotl<mode>3): Ditto.
6658 (sse5_ashl<mode>3): Ditto.
6659 (sse5_lshl<mode>3): Ditto.
6660 (sse5_frcz<mode>2): Ditto.
6661 (sse5s_frcz<mode>2): Ditto.
6662 (sse5_cvtph2ps): Ditto.
6663 (sse5_cvtps2ph): Ditto.
6664 (sse5_vmmaskcmp<mode>3): Ditto.
6665 (sse5_com_tf<mode>3): Ditto.
6666 (sse5_maskcmp<mode>3): Ditto.
6667 (sse5_maskcmp_uns<mode>3): Ditto.
6668 (sse5_maskcmp_uns2<mode>3): Ditto.
6669 (sse5_pcom_tf<mode>3): Ditto.
6671 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6673 (sse5_comparison_float_operator): New predicate to match the
6674 comparison operators supported by the SSE5 com instruction.
6675 (ix86_comparison_int_operator): New predicate to match just the
6676 signed int comparisons.
6677 (ix86_comparison_uns_operator): New predicate to match just the
6678 unsigned int comparisons.
6680 * doc/invoke.texi (-msse5): Add documentation.
6681 (-mfused-madd): Ditto.
6683 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6685 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6687 (x86_64-*-*): Ditto.
6689 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6691 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6692 intrinisics for SSE5.
6694 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6697 * config/i386/mmintrin-common.h: New file, to contain common
6698 instructions between SSE4.1 and SSE5.
6700 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6701 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6702 (gen_regparm_prefix): Ditto.
6704 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6705 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6706 prototype_p to determine if a function is prototyped.
6708 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6710 * config/dfp-bit.c (dfp_conversion_exception): New function.
6711 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6712 (DFP_TO_INT): Ditto.
6713 (INT_TO_DFP): Ditto.
6714 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6716 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6719 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6720 before sp restoration even when total_size is 0, but
6721 frame_pointer_needed.
6723 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6725 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6726 (xtensa_copy_incoming_a7): Use start_sequence instead of
6727 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6728 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6729 of the saveregs sequence.
6731 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6733 * c-tree.h (grokfield): Add a "tree *" argument.
6734 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6735 Chain nested decl attributes to it. Don't call decl_attributes here.
6736 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6737 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6738 (grokfield): Take a pointer to the decl's attributes and pass
6739 it to grokdeclarator.
6740 * c-parser.c (c_parser_struct_declaration): Update the calls to
6741 grokfield. Call decl_attributes for anonymous struct and union
6744 2007-09-12 Jan Hubicka <jh@suse.cz>
6746 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6748 2007-09-12 Ira Rosen <irar@il.ibm.com>
6750 PR tree-optimization/32377
6751 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6752 between positive and negative dependence distance using DDR_REVERSED_P.
6754 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6756 PR tree-optimization/33373
6757 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6758 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6760 2007-09-12 Jan Hubicka <jh@suse.cz>
6763 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6764 Disable for !SSE_MATH
6766 2007-09-12 Christian Bruel <christian.bruel@st.com>
6768 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6769 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6771 2007-09-12 Ira Rosen <irar@il.ibm.com>
6773 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6774 for oprnd1 if not required.
6775 (vectorizable_operation): Use scalar operand in SLP in case of
6776 shift with scalar argument.
6778 2007-09-12 Ira Rosen <irar@il.ibm.com>
6780 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6783 2007-09-11 James E. Wilson <wilson@specifix.com>
6785 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6786 TARGET_UNWIND_INFO is defined.
6787 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6790 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6792 * config/sh/sh.c (calc_live_regs): Use
6793 current_function_saves_all_registers instead of
6794 current_function_has_nonlocal_label.
6795 (sh_allocate_initial_value): Likewise.
6796 (sh_get_pr_initial_val): Likewise.
6797 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6798 * config/sh/sh.md (load_ra): Likewise.
6800 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6802 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6805 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6806 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6808 2007-09-12 Sa Liu <saliu@de.ibm.com>
6810 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6811 operands to DFmode GE or LE compares.
6813 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6815 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6816 REG_CLASS_NAMES): Add P0REGS.
6817 (REGNO_REG_CLASS): Return it where appropriate.
6818 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6819 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6820 * doc/md.texi (Blackfin family): Document 'q' constraints.
6822 2007-09-11 Steve Kenton <skenton@ou.edu>
6824 * pa/linux-unwind.h: Guard with inhibit_libc.
6825 * pa/hpux-unwind.h: Likewise.
6827 2007-09-11 David Daney <ddaney@avtrex.com>
6829 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6830 * doc/install.texi: Document new --with-llsc and --without-llsc
6832 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6833 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6834 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6836 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6837 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6838 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6839 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6840 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6841 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6842 * config/mips/mips.opt (mllsc): New option.
6843 * config/mips/mips.c (mips_llsc): Define variable.
6844 (mips_handle_option): Handle mllsc option.
6845 (override_options): Set mips_print_operand_punct for '|' and '-'.
6846 (print_operand): Add new %| and %- operand codes.
6847 * config/mips/mips.h (mips_llsc_setting): New enum type.
6848 (mips_llsc): Declare.
6849 (OPTION_DEFAULT_SPECS): Add llsc handling.
6850 (GENERATE_SYNC): New macro.
6851 (GENERATE_LL_SC): New macro.
6852 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6853 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6854 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6855 in %| and %- operand codes.
6857 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6859 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6860 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6862 2007-09-11 Jason Merrill <jason@redhat.com>
6865 * stor-layout.c (layout_decl): Do pack variable size fields.
6867 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6869 * config/m68k/predicates.md (movsi_const0_operand,
6870 non_symbolic_call_operand): New predicates.
6872 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6874 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6875 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6876 CW, CZ, CS, Ap and Ac.
6878 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6879 (constraints.md): New include.
6880 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6881 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6882 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6884 (pushdi): Add split.
6885 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6886 attributes. Split tstsi_internal_68020_cf from it.
6887 (tstsi_internal_68020_cf): New pattern.
6888 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6889 (tst<mode>_cf): Specify attributea.
6890 (cmpsi_cf): Name pattern. Specify attributes.
6891 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6892 (pushexthisi_const): Fix to use alternatives. Specify
6894 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6895 from it. Fix to use alternatives. Specify attributes.
6896 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6897 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6899 (movsf_cf_soft): Specify attributes.
6900 (movdf_cf_soft): Add split.
6901 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6902 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6903 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6904 (truncdfsf2_68881): Name pattern. Specify attributes.
6905 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6906 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6907 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6909 (addsi3_5200): Fix to use alternatives. Specify attributes.
6911 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6912 (subsi3): Add alternative for subq.l. Specify attributes.
6913 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6914 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6916 (umulhisi3): Specify attributes.
6917 (mulhisisi3_z): Name pattern. Specify attributes.
6918 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6919 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6920 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6921 bsetmemqi): Specify attributes.
6922 (bsetmemqi_ext): Name pattern. Specify attributes.
6923 (bclrmemqi): Specify attributes.
6924 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6925 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6927 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6928 pattern. Specify attributes.
6929 (jump): Specify attributes.
6930 (tablejump_internal): Name pattern. Specify attributes.
6931 (call_value): Split into non_symbolic_call_value,
6932 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6933 alternatives. Specify attributes.
6934 (non_symbolic_call_value, symbolic_call_value_jsr,
6935 symbolic_call_value_bsr): New patterns.
6936 (nop, return, unlink, indirect_jump): Specify attributes.
6937 (trap): Fix condition. Specify attributes.
6940 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6941 (override_options): Initialize it. Initialize m68k_sched_cpu.
6942 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6943 (const_method): Make global, rename to m68k_const_method.
6944 (const_int_cost, output_move_const_into_data_reg): Update.
6945 (output_move_double): Parametrize to emit rtl code, rename to
6947 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6948 emit_movsi): New static functions.
6949 (output_move_double): New function with semantics of old
6951 (m68k_emit_move_double): New function.
6952 (m68k_sched_cpu): New variable.
6953 (attr_op_type): New enum.
6954 (sched_guess_p): New variable.
6955 (sched_address_type, sched_operand_type, sched_attr_op_type):
6956 New static functions.
6957 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6958 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6959 (sched_branch_type): New static variable.
6960 (m68k_sched_branch_type): New function.
6961 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6962 (m68k_symbolic_call_var): Declare.
6963 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6964 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6965 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6966 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6969 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6971 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6972 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6973 error if __builtin_va_arg_pack_len () wasn't optimized out during
6975 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6976 with the number of inline's anonymous arguments.
6977 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6979 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6981 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
6983 2007-09-11 Jan Hubicka <jh@suse.cz>
6985 * config/i386/i386.h (ix86_tune_indices): Add
6986 X86_TUNE_INTER_UNIT_CONVERSIONS.
6987 (TARGET_INTER_UNIT_CONVERSIONS): New.
6988 * config/i386/i386.md (floatsi expanders): Remove redundant check
6989 for SImode source; offload to memory when asked for.
6990 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6991 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6993 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6994 floatsidf2_mixed_memory, floatsidf2_sse_memory
6995 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6996 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6998 2007-09-11 Jan Hubicka <jh@suse.cz>
7000 * toplev.c (process_options): all frontends now do unit-at-a-time.
7001 * cgraphunit.c: update comments.
7002 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
7003 * c-decl.c (finish_function): use cgraph_add_new_function.
7004 * function.c (expand_function_end): We are always unit-at-a-time.
7006 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7008 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
7009 settings for MIPS16.
7010 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
7012 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7014 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
7015 SYMBOL_FORCE_TO_MEM constants.
7016 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
7017 (mips16_rewrite_pool_refs_info): New structure.
7018 (mips16_rewrite_pool_constant): New function, split out from...
7019 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
7020 mips16_rewrite_pool_refs_info structure rather than a pointer
7021 to a constant pool. Force force_to_mem_operands into memory.
7022 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
7023 * config/mips/predicates.md (force_to_mem_operand): New predicate.
7024 * config/mips/constraints.md (kf): New constraint.
7025 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
7026 (*movsi_mips16): Likewise.
7028 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7029 Nigel Stephens <nigel@mips.com>
7030 David Ung <davidu@mips.com>
7032 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
7033 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
7034 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
7035 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
7036 (mips_zero_extend_cost): New functions.
7037 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
7038 Use the new functions. Tweak many cost estimates, both here
7039 and in the new subroutines. Return false when the cost of the
7040 operands has not been calculated. Check for *clear_upper32.
7041 Check for floating-point multiply-add, reciprocal and rsqrt
7042 patterns. Handle comparison and rotation codes.
7044 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
7046 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
7048 * config/i386/i386.c (get_dllimport_decl): Don't strip
7051 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7054 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
7055 declarations to top.
7056 (DFP_TO_BFP): Use for either XFmode or TFmode.
7057 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
7059 * config/dfp-bit.h: Include float.h.
7060 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
7061 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
7062 which doesn't mean the same thing.
7063 (BFP_KIND): Use 4 to mean TFmode.
7064 (BFP_FMT): Specify the number of decimal digits based on the
7065 number of mantissa digits.
7066 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
7067 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
7068 (STR_TO_BFP): Use strtold for XFmode or TFmode.
7069 (TFtype): Define if TFmode is supported.
7070 * doc/libgcc.texi (Decimal float library routines): Document
7071 TF conversion functions.
7073 2007-09-10 Chao-ying Fu <fu@mips.com>
7075 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
7076 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7077 (mips_emit_compare): Process fixed-point modes.
7078 (mips_pad_arg_upward): Support fixed-point types.
7079 (override_options): Allow fixed-point modes in accumulators.
7080 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
7081 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
7082 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
7083 (mips_scalar_mode_supported_p): New function to accept fixed-point
7084 modes if the width is not greater than two BITS_PER_WORD.
7085 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7086 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7087 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7088 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7089 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
7091 ("IMODE"): New mode attribute.
7092 (mips-fixed.md): Include.
7093 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
7095 * config/mips/mips-fixed.md: New file.
7097 2007-09-11 Ben Elliston <bje@au.ibm.com>
7099 * config/spu/spu.md: Formatting fixes.
7101 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7103 * config/dfp-bit.c (dfp_unary_func): Delete.
7104 (dfp_unary_op): Delete.
7105 (dfp_binary_op): Use decFloat functions instead of decNumber
7106 functions for binary operations.
7107 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
7108 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
7110 (dfp_compare_op): Use decFloat functions insteadof decNumber
7111 functions for comparisons.
7112 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
7113 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
7115 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
7116 call to dxx_binary_op and decFloat function.
7117 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
7118 calls to dxx_binary_op and decFloat function.
7119 * config/dfp-bit.h: Include decFloat header files.
7120 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
7121 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
7122 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
7123 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
7125 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
7126 Jan Sjodin <jan.sjodin@amd.com>
7128 * tree-vect-analyze.c (vect_analyze_operations): Change
7129 comparison of loop iterations with threshold to less than
7130 or equal to instead of less than. Reduce
7131 min_scalar_loop_bound by one.
7132 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7133 Change prologue and epilogue iterations estimate to vf/2,
7134 when unknown at compile-time. Change versioning guard
7135 cost to taken_branch_cost. If peeling for alignment is
7136 unknown at compile-time, change peel guard costs to one
7137 taken branch and one not-taken branch per peeled loop.
7138 If peeling for alignment is known but number of scalar loop
7139 iterations is unknown at compile-time, change peel guard
7140 costs to one taken branch per peeled loop. Change the cost
7141 model equation to consider vector iterations as the loop
7142 iterations less the prologue and epilogue iterations.
7143 Change outside vector cost check to less than or equal to
7144 zero instead of equal to zero.
7145 (vect_do_peeling_for_loop_bound): Reduce
7146 min_scalar_loop_bound by one.
7147 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
7148 TARG_COND_NOT_TAKEN_BRANCH_COST.
7149 * config/i386/i386.h (processor_costs): Add
7150 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
7151 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
7152 vec_align_load_cost, vect_unalign_load_cost,
7153 vec_store_cost, cond_taken_branch_cost,
7154 cond_not_taken_branch_cost.
7155 Define macros for x86 costs.
7156 * config/i386/i386.c:
7157 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
7158 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
7159 scalar_to_vec_cost, vec_align_load_cost,
7160 vect_unalign_load_cost, vec_store_cost,
7161 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
7162 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
7163 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
7164 core2_cost, generic64_cost, generic32_cost): Set to default
7166 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
7167 (x86_builtin_vectorization_cost): New.
7169 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7170 Ben Elliston <bje@au.ibm.com>
7172 * dfp.c: Include decimal128Local.h;
7173 (dfp_byte_swap): Remove.
7174 (encode_decimal32, decode_decimal32): Don't handle endianness.
7175 (encode_decimal64, decode_decimal64): Ditto.
7176 (encode_decimal128, decode_decimal128): Ditto.
7177 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
7179 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
7181 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
7182 * Makefile.in (DECNUM_H): Add decimal128Local.h.
7184 2007-09-10 David Daney <ddaney@avtrex.com>
7186 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
7188 (memory_barrier): Rewrote as an insn that clobbers memory.
7190 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7192 * config/mips/mips.c (mips_global_pointer): Check
7193 call_really_used_regs instead of call_used_regs.
7194 (mips_save_reg_p): Likewise. Save all call-saved registers
7195 if current_function_saves_all_registers. Fix indentation.
7196 No longer treat $18 as a special case.
7197 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
7199 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7201 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
7202 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
7203 the introductory comment.
7204 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7205 (override_options): Don't test for it.
7206 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7207 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
7208 * config/mips/vr.h: As for config/mips/sde.h.
7210 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7211 Revital Eres <eres@il.ibm.com>
7213 * target.h (struct gcc_target.sched): New field: sms_res_mii.
7214 (struct ddg): Define.
7215 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
7216 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
7217 * config/spu/spu.c: Include ddg.h.
7218 (TARGET_SCHED_SMS_RES_MII): Define.
7219 (spu_sms_res_mii): New function to calculate mii.
7220 * modulo-sched (res_MII): Use it.
7221 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
7223 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7225 * config/s390/s390.c (s390_dump_pool): Create copy of constant
7226 pool entries since they might hold values that must not be shared.
7228 2007-09-10 Robert Kidd <rkidd@crhc.uiuc.edu>
7230 * bb-reorder.c (rest_of_handler_reorder_blocks): Removed call to
7231 RTL level tracer pass.
7232 * passes.c (init_optimization_passes): Move pass_tracer from
7233 after pass_rtl_ifcvt to after pass_dce.
7234 * tracer.c: Update copyright.
7235 (layout_superblocks): Remove function.
7236 (mark_bb_seen): New.
7238 (count_insns): Change to estimate instructions in a Tree-SSA
7240 (find_trace): Use bb_seen_p.
7241 (tail_duplicate): Use bb_seen_p. Call add_phi_args_after_copy
7242 after duplicate_block.
7243 (tracer): Change prototype to match that of a pass execute
7245 (gate_tracer): Rename from gate_handle_tracer.
7246 (rest_of_handle_tracer): Remove function.
7247 * rtl.h: Remove prototype for tracer.
7248 * testsuite/gcc.dg/tree-prof/tracer-1.c: New.
7250 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
7253 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
7254 Use 'N' operand constraint for op2.
7255 (lshr<mode>3): Ditto.
7256 (ashl<mode>3): Ditto.
7257 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
7258 (vec_shr_<mode>): Ditto.
7259 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
7260 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
7262 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7264 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
7265 Change mode macro in the last real_2expN parameter to uppercase.
7267 2007-09-10 Michael Matz <matz@suse.de>
7269 * tree-pass.h (pass_cselim): Declare new pass.
7270 * passes.c (init_optimization_passes): Link in pass_cselim.
7271 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
7272 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
7273 cond_store_replacement.
7274 (condstoretemp): New static variable.
7275 (cond_store_replacement): New function.
7276 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
7277 tree_ssa_phiopt_worker.
7278 (struct name_to_bb): New.
7279 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
7280 nt_init_block, nt_fini_block): New static functions.
7281 (seen_ssa_names, nontrap_set): New static variables.
7282 (gate_cselim, pass_cselim): Define new pass.
7283 * common.opt (ftree-cselim): New flag.
7284 * toplev.c (process_options): Set flag_tree_cselim if required.
7286 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
7288 * simplify-rtx.c (simplify_relational_operation_1): For recent
7289 canonicalization, don't recurse if op1 equals both PLUS arguments.
7291 2007-09-09 David Daney <ddaney@avtrex.com>
7293 * optabs.c (expand_sync_operation): Use plus insn if minus
7295 (expand_sync_fetch_operation): Ditto.
7297 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7299 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
7301 (*floatsisf2_sse_vector): Likewise.
7303 2007-09-09 Krister Walfridsson <cato@df.lth.se>
7305 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7307 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7309 * config/i386/i386.h (ix86_tune_indices): Rename
7310 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
7311 (TARGET_USE_VECTOR_CONVERTS): Updated.
7312 * config/i386/i386.c: Likewise.
7314 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
7315 Nigel Stephens <nigel@mips.com>
7317 * doc/invoke.texi (Overall Options): Add .sx file extension
7318 as a synonym for .S.
7319 * cppspec.c (known_suffixes): Likewise.
7320 * gcc.c (default_compilers): Likewise.
7322 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
7325 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
7326 * simplify-rtx.c (simplify_relational_operation_1): Add the
7327 canonicalization from i386.h.
7328 * doc/md.texi (Canonicalization of Instructions): Document it.
7330 2007-09-09 Jan Hubicka <jh@suse.cz>
7331 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7333 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
7334 (TARGET_USE_VECTOR_CONVERTS): New.
7335 * config/i386/i386.md: New post-reload splitters for converting
7336 SF to DF and DF to SF.
7337 (floatsi* expander): Special case vector conversions.
7338 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
7339 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
7340 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
7341 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7342 Disable when doing vector converts.
7343 (floatsi<mode>2_i387): Disable when
7344 * config/i386/sse.md (vec_dupv2df): Export.
7345 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
7347 2007-09-09 Richard Guenther <rguenther@suse.de>
7349 * tree-ssa-operands.c (add_virtual_operand): Only mark
7350 stores as has_volatile_ops if alias information is not available.
7352 2007-09-09 Revital Eres <eres@il.ibm.com>
7354 * doc/contrib.texi: Add myself.
7356 2007-09-09 Ira Rosen <irar@il.ibm.com>
7358 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
7359 stmt_vinfo_set_outside_of_loop_cost): New functions.
7360 * tree-vect-transform.c (vect_get_cost_fields): Remove.
7361 (vect_model_simple_cost): Call
7362 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
7363 field instead of calling vect_get_cost_fields.
7364 (vect_model_store_cost, vect_model_load_cost): Likewise.
7366 2007-09-09 Revital Eres <eres@il.ibm.com>
7368 * config/rs6000/rs6000.c (paired_init_builtins): Add const
7369 declaration to bdesc_paired_preds variable.
7370 (paired_expand_builtin): Likewise.
7372 2007-09-09 Revital Eres <eres@il.ibm.com>
7374 * dbgcnt.def (sms_sched_loop): New counter.
7375 * modulo-sched.c: Use sms_sched_loop instead of
7376 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7377 perform swing modulo scheduling on. Include dbgcnt.h.
7378 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7379 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7381 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7383 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7384 Substitute all uses with ...
7385 (MODEF): New mode iterator.
7387 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7388 from pre-regalloc define_insn_and_split splitter pattern.
7389 (*fix_trunc<mode>_i387_1): Ditto.
7390 (*fistdi2_1): Ditto.
7391 (*fist<mode>2_1): Ditto.
7392 (frndintxf2_floor): Ditto.
7393 (*fist<mode>2_floor_1): Ditto.
7394 (frndintxf2_ceil): Ditto.
7395 (*fist<mode>2_ceil_1): Ditto.
7396 (frndintxf2_trunc): Ditto.
7397 (frndintxf2_mask_pm): Ditto.
7399 (prologue): Use (const_int 0) as never generated filler insn.
7401 (sibcall_epilogue): Ditto.
7402 (eh_return_si): Ditto.
7403 (eh_return_di): Ditto.
7405 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7406 using MODEF mode iterator.
7407 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7408 using MODEF mode iterator.
7409 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7410 using MODEF mode iterator.
7411 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7412 Macroize expander using MODEF mode iterator.
7414 (zero_extendsidi2): Remove operand constraints from expander.
7415 (smuldi3_highpart): Ditto.
7416 (indirect_jump): Ditto.
7419 * config/i386/sse.md (storentv4sf): Ditto.
7420 (storentv2df): Ditto.
7421 (storentv2di): Ditto.
7423 (sse2_cvtpd2ps): Ditto.
7424 (vec_interleave_highv16qi): Ditto.
7425 (vec_interleave_lowv16qi): Ditto.
7426 (vec_interleave_highv8hi): Ditto.
7427 (vec_interleave_lowv8hi): Ditto.
7428 (vec_interleave_highv4si): Ditto.
7429 (vec_interleave_lowv4si): Ditto.
7430 (vec_interleave_highv2di): Ditto.
7431 (vec_interleave_lowv2di): Ditto.
7432 (sse2_maskmovdqu): Ditto.
7433 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7435 2007-09-09 Ira Rosen <irar@il.ibm.com>
7437 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7438 (struct _slp_tree, struct _slp_instance): Define new data structures
7439 along macros for their access.
7440 (struct _loop_vec_info): Define new fields: strided_stores,
7441 slp_instances, and slp_unrolling_factor along macros for their access.
7442 (enum slp_vect_type): New.
7443 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7445 (STMT_VINFO_STRIDED_ACCESS): New macro.
7446 (vect_free_slp_tree): Declare.
7447 (vectorizable_load): Add an argument of type slp_tree.
7448 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7449 vectorizable_assignment): Likewise.
7450 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7451 Declare (make extern).
7452 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7453 (new_loop_vec_info): Likewise.
7454 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7455 * tree-vect-analyze.c: Include recog.h.
7456 (vect_update_slp_costs_according_to_vf): New.
7457 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7458 functions. For not pure SLP stmts with strided access check that the
7459 group size is power of 2. Update the vectorization factor according to
7460 SLP. Call vect_update_slp_costs_according_to_vf.
7461 (vect_analyze_group_access): New.
7462 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7463 (vect_free_slp_tree): New functions.
7464 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7465 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7466 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7467 vect_detect_hybrid_slp): Likewise.
7468 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7469 and vect_detect_hybrid_slp.
7470 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7471 SLP costs into account.
7472 (vect_get_cost_fields): New function.
7473 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7475 (vect_model_store_cost, vect_model_load_cost): Likewise.
7476 (vect_get_constant_vectors): New function.
7477 (vect_get_slp_vect_defs, vect_get_slp_defs,
7478 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7479 vect_get_vec_defs): Likewise.
7480 (vectorizable_reduction): Don't handle SLP for now.
7481 (vectorizable_call): Don't handle SLP for now. Add argument to
7482 vect_model_simple_cost.
7483 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7484 get SLPed and vectorized defs). Fix indentation and spacing.
7485 (vectorizable_assignment): Handle SLP.
7486 (vectorizable_induction): Don't handle SLP for now.
7487 (vectorizable_operation): Likewise.
7488 (vectorizable_type_demotion): Add argument to
7489 vect_model_simple_cost.
7490 (vectorizable_type_promotion): Likewise.
7491 (vectorizable_store, vectorizable_load): Handle SLP.
7492 (vectorizable_condition): Don't handle SLP for now.
7493 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7494 no SLP transformation required for unsupported cases. Add SLP
7495 argument for supported cases.
7496 (vect_remove_stores): New function.
7497 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7498 (vect_transform_loop): Schedule SLP instances.
7499 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7501 2007-09-09 Andrew Haley <aph@redhat.com>
7503 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7506 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7508 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7509 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7510 Similar for what label_refs can go in the JUMP_TARGET field. Split
7511 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7512 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7513 REG_LABEL when replacing an operand with a LABEL_REF for a
7515 (subst_reloads): When replacing a LABEL_REG with a register,
7516 instead of generating a REG_LABEL note, assert that there already
7517 is one or that the label is a known target for the insn.
7518 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7519 note, check the JUMP_LABEL field. Remove "else" after return.
7520 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7521 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7522 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7523 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7524 insns. Iterate over all notes; don't assume there's only one.
7525 * cse.c (recorded_label_ref): Adjust comment to refer to
7527 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7528 insns, not just NONJUMP_INSN_P.
7529 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7530 isn't a jump target.
7531 * jump.c (rebuild_jump_labels): Adjust head comment.
7532 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7533 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7534 (mark_all_labels): For JUMP_P insns without a target, check if the
7535 the target is noted on the previous nonjump insn.
7536 (mark_jump_label_1): New function, guts from mark_jump_label.
7537 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7538 marking jump target labels.
7539 <case LABEL_REF>: Adjust for whether to generate a
7540 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7541 For 'E' format rtl, iterate in descending element order.
7542 (delete_related_insns): Handle both REG_LABEL_TARGET and
7543 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7544 reference count, delete and fallthrough. Move finding-next-
7545 non-deleted insn last in the function. Look at all INSN_P insns
7546 for REG_LABEL_OPERAND notes.
7547 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7549 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7550 JUMP_LABEL, output the INSN_UID of it.
7551 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7552 and/or REG_LABEL_TARGET.
7553 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7554 with jump.c copy by only adding notes for labels actually
7555 referenced in the insn.
7556 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7557 usage count increment; handle all INSN_P trial insns.
7558 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7560 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7561 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7562 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7564 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7565 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7566 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7567 on all INSN_P insns.
7568 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7569 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7570 REG_LABEL_OPERAND notes.
7571 * reload1.c (calculate_needs_all_insns): Adjust comments.
7572 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7573 * config/alpha/alpha.md (split for load of an address into a
7574 four-insn sequence on Unicos/Mk): Adjust to use
7576 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7578 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7581 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7582 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7583 FOR_BB_INSNS_SAFE instead of for loop.
7584 * cse.c (cse_extended_basic_block): Likewise.
7585 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7586 that the for loop does not invoke NEXT_INSN on a deleted insn.
7587 * function.c (instantiate_virtual_regs): Likewise.
7588 * lower-subreg.c (remove_retval_note): Likewise.
7589 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7591 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7593 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7594 insn, if it's a jump.
7595 (try_redirect_by_replacing_jump): New variable jump_p. Call
7596 tablejump_p before delete_insn_chain.
7597 * reload1.c (reload): New variable next. Make sure that the for
7598 loop does not invoke NEXT_INSN on a deleted insn.
7599 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7600 (delete_output_reload): New variable prev. Make sure the the for
7601 loops do not invoke PREV_INSN on a deleted insn.
7603 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7605 * pa/constraints.md: Remove 'X' from unused letters comment.
7607 2007-09-08 Richard Guenther <rguenther@suse.de>
7609 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7610 computed check stmt_ann->references_memory instead of counting
7613 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7615 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7616 validate_change() in one more case.
7618 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7620 PR tree-optimization/32283
7621 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7622 estimated_loop_iterations.
7623 (determine_use_iv_cost_condition): Decrease cost of expressions
7624 used in iv elimination.
7626 2007-09-08 Richard Guenther <rguenther@suse.de>
7628 * tree-cfg.c (verify_gimple_expr): Avoid building new
7629 pointer types, use TYPE_POINTER_TO if available instead.
7631 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7634 PR rtl-optimization/26449
7635 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7636 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7638 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7639 define_expand. Split insn in split1 pass.
7642 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7644 PR tree-optimization/33301
7645 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7648 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7650 PR tree-optimization/32183
7651 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7653 * tree-ssa-reassoc.c: Include cfgloop.h.
7654 (is_reassociable_op): Add a loop argument and return true only
7656 (linearize_expr): Updated.
7657 (should_break_up_subtract): Likewise.
7658 (linearize_expr_tree): Likewise.
7659 (init_reassoc): Call loop_optimizer_init with
7660 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7661 with CDI_DOMINATORS.
7662 (fini_reassoc): Call loop_optimizer_finalize.
7664 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7666 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7667 if there is no i-cache.
7669 2007-09-07 Richard Guenther <rguenther@suse.de>
7672 2007-09-06 Richard Guenther <rguenther@suse.de>
7674 PR tree-optimization/32586
7675 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7676 folding if nothing changed.
7677 (simplify_unary_expression): New function. Do tree combining
7678 on conversion like codes.
7679 (try_to_simplify): Call it.
7681 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7684 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7685 (__gthread_active,__gthread_start, __gthread_active_init): New.
7686 * gthr-posix95.h: Likewise.
7688 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7690 * function.h (struct function): Rename calls_unwind_init
7691 to saves_all_registers.
7692 (current_function_saves_all_registers): Renamed from
7693 current_function_calls_unwind_init.
7694 * reload1.c (reload): Set current_function_saves_all_registers.
7695 * except.c (expand_builtin_unwind_init): Likewise.
7696 * config/m68k/m68k.c (m68k_save_reg): Use
7697 current_function_saves_all_registers to save pic register.
7699 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7701 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7702 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7704 Reapply reverted changes:
7706 2007-09-06 Jan Hubicka <jh@suse.cz>
7708 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7711 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7713 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7714 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7716 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7718 * optabs.c (expand_float): Convert unsigned integer as signed only
7719 if it provides sufficient accuracy; add mode argument to real_2expN.
7720 (expand_fix): Fix comment typos; extend binary float into mode
7721 wider than destination for converion to unsigned integer; add mode
7722 argument to real_2expN.
7723 * real.c (real_2expN): Add mode argument to special-case decimal
7725 * real.h (real_2expN): Ditto.
7726 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7728 (fixed_from_string): Ditto.
7729 (fixed_to_decimal): Ditto.
7730 (fixed_convert_from_real): Ditto.
7731 (real_convert_from_fixed): Ditto.
7732 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7733 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7734 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7735 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7737 2007-09-07 Diego Novillo <dnovillo@google.com>
7739 * tree-flow.h (const_block_stmt_iterator): Remove.
7740 Update all users to use block_stmt_iterator.
7741 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7742 Update all users to use tree_stmt_iterator.
7744 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7746 * config/mips/mips.c (mips_set_current_function): Temporarily
7747 make this a no-op to fix bootstrap errors, pending rewrite.
7749 2007-09-07 Jan Hubicka <jh@suse.cz>
7751 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7754 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7756 PR tree-optimization/33299
7757 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7758 uses for all relevant loop-exit phis, not just the first.
7760 2007-09-07 Richard Guenther <rguenther@suse.de>
7763 * tree-ssa-operands.c (access_can_touch_variable): An access
7764 of the form (*p)[0] can touch a variable of same size.
7766 2007-09-07 Jan Hubicka <jh@suse.cz>
7768 * passes.c (init_optimization_passes): Add simple dce and addressable
7770 * tree-ssa.c (execute_update_addresses_taken): New function.
7771 (pass_update_address_taken): New.
7772 * tree-ssa-dse.c (execute_simple_dse): New function.
7773 (pass_simple_dse): New.
7774 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7776 2007-09-07 Tobias Burnus <burnus@net-b.de>
7779 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7781 2007-09-07 Richard Guenther <rguenther@suse.de>
7784 2007-09-06 Richard Guenther <rguenther@suse.de>
7786 PR tree-optimization/32586
7787 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7788 folding if nothing changed.
7789 (simplify_unary_expression): New function. Do tree combining
7790 on conversion like codes.
7791 (try_to_simplify): Call it.
7793 2007-09-07 Richard Guenther <rguenther@suse.de>
7794 Uros Bizjak <ubizjak@gmail.com>
7796 PR tree-optimization/32821
7797 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7798 NULL in the call to set_bb_stmt_list.
7800 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7802 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7803 float calls here, rather than leaving some to the caller.
7804 Use call_internal_direct and call_value_internal_direct.
7805 * config/mips/mips.md (call_internal_direct): New pattern.
7806 (call_value_internal_direct): Likewise.
7808 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7810 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7811 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7813 (override_options): Set mips_base_move_loop_invariants.
7815 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7817 * config/mips/mips.opt (mcode-readable=): Move to keep list
7820 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7822 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7823 and -mgpopt options. Adjust the -G documentation to match.
7824 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7825 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7826 function, split out from mips_classify_symbol. Return false for
7827 !TARGET_LOCAL_SDATA.
7828 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7829 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7830 (override_options): Check whether the -mgpopt setting is consistent
7831 with the other flags.
7832 (symbolic_expression_p): Delete.
7833 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7834 and default_elf_select_rtx_section.
7835 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7836 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7837 external data and TARGET_EXTERN_SDATA.
7839 2007-09-07 Tobias Burnus <burnus@net-b.de>
7842 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7844 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7846 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7847 FOR_BB_INSNS_SAFE instead of for loop.
7848 * cse.c (cse_extended_basic_block): Likewise.
7849 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7850 that the for loop does not invoke NEXT_INSN on a deleted insn.
7851 * function.c (instantiate_virtual_regs): Likewise.
7852 * lower-subreg.c (remove_retval_note): Likewise.
7853 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7855 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7857 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7858 insn, if it's a jump.
7859 (try_redirect_by_replacing_jump): New variable jump_p. Call
7860 tablejump_p before delete_insn_chain.
7861 * reload1.c (reload): New variable next. Make sure that the for
7862 loop does not invoke NEXT_INSN on a deleted insn.
7863 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7864 (delete_output_reload): New variable prev. Make sure the the for
7865 loops do not invoke PREV_INSN on a deleted insn.
7867 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7869 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7870 * cgraph.h (rebuild_cgraph_edges): Declare.
7871 * tree-pass.h (pass_expand_omp_ssa): New.
7872 * omp-low.c (find_omp_clause): Export.
7873 (copy_var_decl): Split from omp_copy_decl_2.
7874 (build_omp_barrier): Return the call to emit instead of emitting
7876 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7878 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7879 expand_omp_for_generic, expand_omp_for_static_nochunk,
7880 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7881 Adapted to work on SSA form.
7882 (execute_expand_omp): Do not invalidate dominance information.
7883 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7884 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7885 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7887 (force_gimple_operand): Allow gimplifying code expressions without
7889 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7890 * common.opt (fopenmp-ssa): New.
7891 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7892 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7893 * tree-cfg.c: Include tree-inline.h.
7894 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7895 (replace_by_duplicate_decl, replace_ssa_name,
7896 mark_virtual_ops_in_region): New functions.
7897 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7898 to work on SSA form.
7899 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7900 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7903 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7905 * tree-loop-linear.c: Include obstack.h.
7906 (linear_transform_loops): New obstack lambda_obstack.
7907 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7908 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7909 and free afterwards.
7910 * lambda.h (struct obstack): New forward declaration.
7911 (lambda_linear_expression_new): New parameter of type struct
7913 (lambda_loopnest_new): Likewise.
7914 (lambda_loopnest_transform): Likewise.
7915 (lambda_body_vector_new): Likewise.
7916 (lambda_body_vector_compute_new): Likewise.
7917 (gcc_loopnest_to_lambda_loopnest): Likewise.
7918 (lambda_loopnest_to_gcc_loopnest): Likewise.
7919 * lambda-code.c: Include obstack.h.
7920 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7922 (lambda_body_vector_new): Likewise.
7923 (lambda_linear_expression_new): Likewise.
7924 (lambda_lattice_new): Likewise.
7925 (lambda_loopnest_new): Likewise. Additionally use obstack to
7926 allocate LN_LOOPS(ret).
7927 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7928 it to lambda_lattice_new.
7929 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7930 Pass it to lambda_body_vector_new.
7931 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7932 it to lambda_lattice_new.
7933 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7934 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7935 (lambda_compute_target_space): Likewise.
7936 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7937 Pass it to lambda_lattice_compute_base and
7938 compute_nest_using_fourieer_motzkin.
7939 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7940 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7941 and lambda_lattice_compute_target_space.
7942 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7943 Pass it to lambda_linear_expression_new.
7944 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7945 to gcc_tree_to_linear_expression.
7946 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7947 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7948 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7949 Pass it to lambda_body_vector_new and
7950 lambda_body_vector_compute_new.
7951 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7952 (lambda-code.o): Likewise.
7954 2007-09-06 Chao-ying Fu <fu@mips.com>
7956 * ginclude/stdfix.h: New file.
7957 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7958 (convert.o): Add dependence on fixed-value.h.
7959 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7960 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7961 to define fixed-point constants.
7962 (c_cpp_builtins): Define fixed-point constants.
7963 * convert.c (fixed-value.h): New include.
7964 (convert_to_real): Update comment to include fixed-point.
7965 Support FIXED_POINT_TYPE.
7966 (convert_to_integer): Update comment to include fixed-point.
7967 Support FIXED_POINT_TYPE.
7968 (convert_to_complex): Support FIXED_POINT_TYPE.
7969 (convert_to_fixed): New function.
7970 * convert.h (convert_to_fixed): Declare.
7971 * genopinit.c: Add comment about $Q for only fixed-point modes.
7972 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7973 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7974 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7975 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7976 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7977 usneg_optab for fixed-point modes.
7978 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7980 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7981 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7982 unsigned saturation optabs, when type is saturating.
7983 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7984 (expand_fixed_convert): New function.
7985 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7986 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7987 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7988 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7989 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7990 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7992 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7993 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7994 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7995 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7996 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7998 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7999 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
8000 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
8001 fractuns, satfractuns.
8002 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
8003 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
8004 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
8005 OTI_ssmsub_widen, OTI_usmsub_widen.
8006 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
8007 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
8008 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
8009 umsub_widen_optab, usmsub_widen_optab): Define.
8010 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
8012 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
8014 (expand_fixed_convert): Declare.
8015 * expr.c (convert_move): Support the move of fixed-point modes.
8016 (emit_move_insn_1): Handle fixed-point mode to move via integer.
8017 (categorize_ctor_elements_1): Handle FIXED_CST.
8018 (count_type_elements): Handle FIXED_POINT_TYPE.
8019 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
8020 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8022 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
8023 multiply and add/subtract for fixed-point types.
8024 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
8025 mode, we jump to binop directly.
8026 Support FIXED_CONVERT_EXPR.
8027 (do_store_flag): Check FIXED_CST to put a constant second.
8028 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
8029 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8030 (const_vector_from_tree): Support FIXED_CST.
8031 * doc/extend.texi (Fixed-Point): New node.
8032 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
8033 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
8034 satfract, fractuns, satfractuns): Document them.
8036 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8038 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
8039 addresses into I registers.
8041 2007-09-06 Jan Hubicka <jh@suse.cz>
8042 Andreas Tobler <a.tobler@schweiz.org>
8044 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
8046 (machopic_legitimize_pic_address): Likewise.
8048 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8049 Jan Hubicka <jh@suse.cz>
8051 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
8052 instead of ufloat_optab->handlers directly.
8053 (floatdidf2): Likewise.
8055 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
8057 * config/mips/mips.c: Include diagnostic.h.
8058 (mips_set_current_function): Check errorcount and sorrycount
8059 before generating RTL.
8061 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8064 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
8065 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
8066 (print_operand_reloc): Likewise.
8068 2007-09-06 Janis Johnson <janis187@us.ibm.com>
8072 2007-09-06 Jan Hubicka <jh@suse.cz>
8074 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8075 Update call of real_2expN.
8077 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8079 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8080 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8082 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8084 * optabs.c (expand_float): Convert unsigned integer as signed only
8085 if it provides sufficient accuracy; add mode argument to real_2expN.
8086 (expand_fix): Fix comment typos; extend binary float into mode
8087 wider than destination for converion to unsigned integer; add mode
8088 argument to real_2expN.
8089 * real.c (real_2expN): Add mode argument to special-case decimal
8091 * real.h (real_2expN): Ditto.
8092 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8094 (fixed_from_string): Ditto.
8095 (fixed_to_decimal): Ditto.
8096 (fixed_convert_from_real): Ditto.
8097 (real_convert_from_fixed): Ditto.
8098 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8099 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8100 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8101 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8103 2007-09-06 Tom Tromey <tromey@redhat.com>
8105 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
8106 * c-pch.c (c_common_read_pch): Restore current location after
8108 * tree.c (expand_location): Update.
8109 (expr_filename): Changed return type. Unified the two cases.
8110 (expr_lineno): Likewise.
8111 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
8113 * toplev.c (line_table): Changed type.
8114 (general_init): Update.
8115 (realloc_for_line_map): New function.
8116 (general_init): Allocate line_table using GC.
8117 * fix-header.c (line_table): Changed type.
8118 (read_scan_file): Update.
8119 (read_scan_file): Update.
8120 * c-ppoutput.c (maybe_print_line): Update.
8121 (print_line): Update.
8122 (cb_line_change): Update.
8123 (cb_define): Update.
8124 (pp_file_change): Update.
8125 * c-opts.c (c_common_init_options): Update.
8126 (finish_options): Update.
8127 (push_command_line_include): Update.
8128 * c-lex.c (cb_line_change): Update.
8129 (cb_def_pragma): Update.
8130 (cb_define): Update.
8132 (c_lex_with_flags): Use cpp_get_token_with_location.
8133 * input.h (line_table): Changed type.
8134 (location_from_locus): New macro.
8135 * tree.h (EXPR_FILENAME): No longer an lvalue.
8136 (EXPR_LINENO): Likewise.
8137 (expr_locus, set_expr_locus): Declare separately for
8138 USE_MAPPED_LOCATION.
8139 (expr_filename, expr_lineno): Changed return type.
8140 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
8141 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
8142 (expand_gimple_basic_block): Likewise.
8143 * final.c (final_scan_insn): Use expanded_location.
8145 2007-09-06 Richard Guenther <rguenther@suse.de>
8147 PR tree-optimization/32586
8148 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
8149 folding if nothing changed.
8150 (simplify_unary_expression): New function. Do tree combining
8151 on conversion like codes.
8152 (try_to_simplify): Call it.
8153 * builtins.c (fold_builtin_cexp): Fold the built expressions.
8154 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
8156 2007-09-06 Jan Hubicka <jh@suse.cz>
8159 * cse.c (fold_rtx): Avoid invalid sharing.
8161 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8163 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8164 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8166 2007-09-06 Revital Eres <eres@il.ibm.com>
8168 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8169 Fix offsettable memory reference for 750CL.
8171 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
8173 * reload.c (find_reloads_address_1): Try to preserve original
8174 base/index regclass of operands.
8175 * regrename.c (scan_rtx_address): Likewise.
8176 (replace_oldest_value_addr): Likewise.
8178 2007-09-06 Richard Guenther <rguenther@suse.de>
8180 PR tree-optimization/33302
8181 * domwalk.c (walk_dominator_tree): The exit block is
8182 interesting even if it is not reachable.
8184 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8187 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
8189 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
8191 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
8194 2007-09-05 Ian Lance Taylor <iant@google.com>
8196 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
8198 (dump_generic_node): Likewise.
8199 * print-rtl.c (print_decl_name): Likewise.
8200 * print-tree.c (print_node_brief): Likewise.
8201 (print_node): Likewise.
8202 * Makefile.in (RTL_BASE_H): Add alias.h.
8205 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
8207 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
8209 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
8210 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
8212 2007-09-06 Jie Zhang <jie.zhang@analog.com>
8214 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
8215 (tm_defines): Define UCLIBC_DEFAULT to 1.
8216 (extra_options): Add linux.opt.
8217 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8218 (CRT_CALL_STATIC_FUNCTION): Likewise.
8219 (NO_IMPLICIT_EXTERN_C): Likewise.
8220 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8221 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
8222 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8223 (ENDFILE_SPEC): Don't define.
8224 (LIB_SPEC): Likewise.
8225 (CRT_CALL_STATIC_FUNCTION): Likewise.
8226 (NO_IMPLICIT_EXTERN_C): Likewise.
8227 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
8228 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8230 2007-09-06 Jan Hubicka <jh@suse.cz>
8232 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8233 Update call of real_2expN.
8235 2007-09-06 Jan Hubicka <jh@suse.cz>
8237 * opts.c (common_handle_option): Enable inlining functions for
8240 2007-09-06 Jakub Jelinek <jakub@redhat.com>
8242 * builtin-attrs.def (ATTR_NONNULL_3): New.
8243 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
8244 ATTR_NOTHROW_NONNULL_##FA.
8245 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
8246 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
8247 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
8248 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
8249 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
8250 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
8251 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
8253 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
8254 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
8255 ATTR_FORMAT_NOTHROW_3_4): Remove.
8256 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
8257 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
8258 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
8259 instead of ATTR_FORMAT_*_*.
8261 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
8263 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
8264 parts re-used for REG_FRAME_RELATED_EXPR.
8266 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8268 * optabs.c (expand_float): Convert unsigned integer as signed only
8269 if it provides sufficient accuracy; add mode argument to real_2expN.
8270 (expand_fix): Fix comment typos; extend binary float into mode
8271 wider than destination for converion to unsigned integer; add mode
8272 argument to real_2expN.
8273 * real.c (real_2expN): Add mode argument to special-case decimal
8275 * real.h (real_2expN): Ditto.
8276 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8278 (fixed_from_string): Ditto.
8279 (fixed_to_decimal): Ditto.
8280 (fixed_convert_from_real): Ditto.
8281 (real_convert_from_fixed): Ditto.
8282 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8283 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8284 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8285 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8287 2007-09-05 Ian Lance Taylor <iant@google.com>
8289 * init-regs.c (initialize_uninitialized_regs): Call
8290 emit_insn_before rather than add_insn_before.
8292 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8294 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
8295 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
8296 * tree-inline.h (copy_body_data): Add call_expr field.
8297 * tree-inline.c (expand_call_inline): Initialize call_expr.
8298 (copy_bb): Append anonymous inline fn arguments to arguments
8299 when inlining a CALL_EXPR_VA_ARG_PACK call.
8300 * builtins.c (expand_builtin): Issue an error if
8301 BUILT_IN_VA_ARG_PACK is seen during expand.
8302 (fold_call_expr, fold_builtin_call_array): Don't fold
8303 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
8304 __builtin_va_arg_pack () call as last argument.
8305 * gimplify.c (gimplify_call_expr): If last argument to a vararg
8306 function is __builtin_va_arg_pack (), decrease number of call
8307 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
8308 * expr.c (expand_expr_real_1): Issue an error if
8309 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
8310 * tree-pretty-print.c (dump_generic_node): Handle printing
8311 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
8312 * doc/extend.texi (__builtin_va_arg_pack): Document.
8314 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
8316 PR tree-optimization/21513
8317 * builtins.c (build_builtin_expect_predicate): New function.
8318 (fold_builtin_expect): Add argument for expected value.
8319 Distribute __builtin_expect over short-circuiting operations.
8320 Fold nested builtin_expects.
8321 (fold_builtin_2): Adjust call to fold_builtin_expect.
8323 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
8326 PR tree-optimization/13756
8327 * doc/invoke.texi (Options That Control Optimization): Document
8330 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
8332 * config/i386/cpuid.h: New file.
8333 * config/i386/driver-i386.c: Include cpuid.h.
8334 (describe_cache): Shrink size and line strings to 100 bytes.
8335 (detect_caches_amd): Return "" for unsupported max_ext_level.
8336 Use __cpuid function.
8337 (detect_caches_intel): Return "" for unsupported max_level.
8338 Use __cpuid function.
8339 (host_detect_local_cpu): Change feature flag variables to
8340 unsigned int. Initialize only extended feature flag variables.
8341 Use __get_cpuid_max to determine max supported cpuid level.
8342 Use __cpuid function to determine supported features. Fix
8343 calculation of family id. Remove is_amd and check signature
8344 directly. Check for Geode signature. Handle family 4 id.
8345 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
8346 cpu discovery code to lower part of the function.
8347 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
8348 for sub-architecture.
8349 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
8350 [PROCESSOR_K8]: Add k8-sse3 architecture.
8351 [PROCESSOR_NOCONA]: Remove.
8352 [PROCESSOR_GENERIC64]: Ditto.
8353 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
8354 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
8355 to check for SSE and FXSAVE support.
8356 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
8357 Add -minline-all-stringops.
8358 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
8359 (x86_64-*-*): Ditto.
8361 2007-09-05 Jie Zhang <jie.zhang@analog.com>
8363 * config/bfin/linux-unwind.h: New file.
8364 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8365 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8367 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8369 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
8370 * stmt.c: Include alloc-pool.h.
8371 (struct case_node): Remove GTY marker.
8372 (add_case_node): New parameter case_node_pool. Use it for
8374 (expand_case): New allocation pool case_node_pool. Initialize it,
8375 pass to add_case_node and free it.
8377 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8378 David Ung <davidu@mips.com>
8379 Nigel Stephens <nigel@mips.com>
8381 Add mips16/nomips16 function attributes and -mflip-mips16 option
8382 for testing mixed-mode compilation.
8384 * config/mips/mips.opt (mflip-mips16): New.
8386 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8387 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8389 * config/mips/mips.c (mips_base_target_flags): New.
8390 (mips_base_mips16): New.
8391 (mips_base_schedule_insns): New.
8392 (mips_base_reorder_blocks_and_partition): New.
8393 (mips_base_align_loops): New.
8394 (mips_base_align_jumps): New.
8395 (mips_base_align_functions): New.
8396 (mips16_flipper): New.
8397 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8398 (TARGET_SET_CURRENT_FUNCTION): Define.
8399 (mips_mips16_type_p, mips_nomips16_type_p): New.
8400 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8401 (mips_function_ok_for_sibcall): Make it deal with functions with
8403 (mips_init_split_addresses): New, split out from override_options.
8404 (mips_init_relocs): New, split out from override_options.
8405 (was_mips16_p): New.
8406 (mips_set_mips16_mode): New, split out from override_options.
8407 (mips_set_current_function): New.
8408 (override_options): Add sorry for unsupported mips16/pic
8409 combination. Remove error for mips16/dsp combination. Save
8410 base option settings.
8411 (mips_file_start): Move mips16 mode setting output from here....
8412 (mips_output_function_prologue): ....to here.
8413 (mips_output_mi_thunk): Check for mips16 function.
8414 (build_mips16_function_stub): Don't set .mips16 here.
8415 (build_mips16_call_stub): Likewise.
8416 (mips_expand_builtin): Error in mips16 mode.
8417 (mips_use_mips16_mode_p): New.
8418 (mips_encode_section_info): Check for mips16 function, and set
8419 SYMBOL_REF_FLAGS accordingly.
8421 * doc/extend.texi (Function Attributes): Document new
8422 mips16/nomips16 attributes.
8423 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8424 (MIPS Options): Document -mflip-mips16.
8426 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8428 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8429 if we encounter TLS address in MIPS16 mode.
8430 (mips_legitimize_const_move): Check cannot_force_const_mem for
8431 the (const (plus symbol offset)) case; this forces invalid TLS
8432 address in MIPS16 mode to be caught by the above call to sorry.
8433 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8434 because that now enables emutls, which is not ABI compatible
8435 with native TLS in non-MIPS16 mode.
8437 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8439 Add target hook invoked when cfun changes.
8441 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8442 * target.h (struct gcc_target): Add set_current_function.
8443 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8444 (TARGET_INITIALIZER): Add initializer for set_current_function.
8445 * tree.h (push_struct_function): New.
8446 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8448 (set_cfun): Declare.
8449 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8451 (push_function_context_to): Use allocate_struct_function
8452 to create null context, not init_dummy_function_start. Use set_cfun.
8453 (pop_function_context_from): Use set_cfun.
8454 (in_dummy_function): New.
8455 (invoke_set_current_function_hook): New.
8457 (push_cfun, pop_cfun): Use set_cfun.
8458 (push_struct_function): New.
8459 (allocate_struct_function): Call invoke_set_current_function_hook
8461 (prepare_function_start): Don't set cfun here. Remove unused
8462 argument; fix all callers.
8463 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8464 push_struct_function.
8465 (init_function_start): Set cfun here.
8466 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8467 * omp-low.c (create_omp_child_function): Use push_struct_function
8468 and pop_cfun to save/restore state.
8469 (expand_omp_parallel): Remove unused saved_cfun variable.
8470 * cgraphunit.c (ipa_passes): Use set_cfun.
8471 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8472 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8473 * matrix-reorg.c (transform_allocation_sites): Likewise.
8474 (matrix_reorg): Use set_cfun.
8475 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8476 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8477 assignment to cfun; use set_cfun for the other.
8478 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8479 (dump_function_to_file): Use push_cfun/pop_cfun here.
8480 * c-decl.c (finish_function): Use set_cfun.
8482 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8484 * regrename.c (rerename_optimize): Use deferred rescanning and
8485 insert explicit calls to rescan insns when changed.
8487 2007-09-05 Jan Hubicka <jh@suse.cz>
8489 * optabs.c (libfunc_entry): Change optab to integer.
8490 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8491 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8492 of pointers for hashing.
8494 2007-09-05 Jan Hubicka <jh@suse.cz>
8496 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8498 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8499 * see.c (pass_see): Likewise.
8500 * tracer.c (pass_tracer): Likewise.
8501 * postreload-gcse.c (pass_gcse2): Likewise.
8502 * postreload.c (pass_postreload_cse): Likewise.
8503 * mode-switching.c (pass_mode_switching): Likewise.
8504 * modulo-sched.c (pass_sms): Likewise.
8505 * cse.c (cse_insn): Likewise.
8506 * web.c (pass_web): Likweise.
8507 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8508 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8509 * loop-init.c (pass_rtl_loop_init): Likewise.
8510 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8511 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8512 * global.c (pass_global_alloc): Likewise.
8513 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8514 pass_if_after_reload): Likewise.
8515 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8516 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8517 * regmove.c (pass_regmove): Likewise.
8518 * function.c (pass_thread_prologugues_epilogues): Likewise.
8519 * gcse.c (pass_gcse): Likewise.
8520 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8521 * lower-subreg.c (pass_lower_subreg2): Likewise.
8522 * bt-load.c (pass_branch_target_load): Likewise.
8523 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8524 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8525 * combine.c (pass_combine): Likewise.
8526 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8527 (pass_partition_blocks): Likewise.
8528 * var-tracking.c (pass_variable_track): Likewise.
8529 * reg-stack.c (pass_stack_regs_run): Likewise.
8530 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8531 * passes.c (pass_postreload): Likewise.
8532 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8533 * tree-pass.h (TODO_verify_rtl_sharing): New.
8534 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8535 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8536 TODO_set_props, TODO_df_finish, TODO_df_verify,
8537 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8539 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8541 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8542 fold_real_zero_addition_p, reorder_operands_p,
8543 div_if_zero_remainder, fold_undefer_overflow_warnings,
8544 int_binop_types_match_p, fold_convert_const_int_from_int,
8545 fold_convert_const_int_from_real,
8546 fold_convert_const_int_from_fixed,
8547 fold_convert_const_real_from_real,
8548 fold_convert_const_real_from_fixed,
8549 fold_convert_const_fixed_from_fixed,
8550 fold_convert_const_fixed_from_int,
8551 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8552 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8553 debug_fold_checksum, multiple_of_p): Constify.
8554 * tree-flow-inline.h (get_lineno): Likewise.
8555 * tree-flow.h (get_lineno): Likewise.
8556 * tree-object-size.c (compute_object_offset, addr_object_size,
8557 alloc_object_size, pass_through_call): Likewise.
8558 * tree-pretty-print.c (op_symbol, print_call_name,
8559 print_struct_decl, do_niy): Likewise.
8560 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8561 debug_fold_checksum): Likewise.
8563 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8566 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8567 note, remove the associated REG_RETVAL note.
8569 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8571 * config.gcc (powerpc*-*-*): Install
8572 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8573 * config/rs6000/spu2vmx.h: New header.
8574 * config/rs6000/si2vmx.h: New header.
8575 * config/rs6000/vec_types.h: New header.
8577 2007-09-05 Ben Elliston <bje@au.ibm.com>
8579 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8581 2007-09-05 Ben Elliston <bje@au.ibm.com>
8583 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8585 (__stdcx): Make asm volatile.
8586 (__stwcx, __stdcx): Return only 0 or 1.
8588 2007-09-05 Jan Hubicka <jh@suse.cz>
8592 2007-09-04 Jan Hubicka <jh@suse.cz>
8593 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8595 2007-09-04 Richard Guenther <rguenther@suse.de>
8596 * tree-ssa-operands.c (add_virtual_operand): Only mark
8597 stores as has_volatile_ops if alias information is not available.
8599 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8601 * config/rs6000/tramp.asm: Include config.h.
8602 Check __PIC__ or __pic__ macro instead of SHARED.
8604 PR rtl-optimization/32300
8605 * see.c (see_copy_insn): New function.
8606 (see_def_extension_not_merged, see_merge_one_use_extension,
8607 see_merge_one_def_extension): Use it. Avoid changing
8608 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8609 into sequences. Call df_insn_delete on temporary insns
8610 that won't be emitted into the insn stream.
8611 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8612 and run df_process_deferred_rescans () before run_fast_dce.
8614 PR tree-optimization/33017
8615 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8616 recurse for pure or const function calls.
8618 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8620 * c-format.c: Include alloc-pool.h.
8621 (check_format_info_main): New argument fwt_alloc. Use allocation
8622 pool instead of GC. Remove GC deallocation code.
8623 (check_format_arg): Create allocation pool, pass it to
8624 check_format_info_main and free it afterwards.
8625 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8627 2007-09-05 Ben Elliston <bje@au.ibm.com>
8629 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8630 Rename count macro arugment for clarity.
8631 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8632 (__protected_stream_set): Likewise, pass 0.
8634 2007-09-04 Jan Hubicka <jh@suse.cz>
8636 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8638 2007-09-04 Jan Hubicka <jh@suse.cz>
8640 * invoke.texi (-finline-small-functions): Document.
8641 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8642 when deciding what is inlinable.
8643 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8644 (cgraph_decide_inlining_of_small_function): Handle new flags.
8645 (cgraph_decide_inlining_incrementally): Likewise.
8646 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8647 * common.opt (finline-small-functions): New.
8648 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8650 2007-09-04 Richard Guenther <rguenther@suse.de>
8652 * tree-ssa-operands.c (add_virtual_operand): Only mark
8653 stores as has_volatile_ops if alias information is not available.
8655 2007-09-04 Andrew Haley <aph@redhat.com>
8657 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8659 2007-09-04 Andrew Haley <aph@redhat.com>
8661 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8662 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8663 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8665 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8668 * common.opt: Mention ABI version 2 in comment.
8670 2007-09-04 Jan Hubicka <jh@suse.cz>
8672 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8673 (libfunc_entry): New structure.
8674 (libfunc_hash): New hashtable.
8675 (hash_libfunc): New function.
8676 (eq_libfunc): New function.
8677 (convert_optab_libfunc): New function.
8678 (optab_libfunc): New function.
8679 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8680 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8681 expand_float, expand_fix, new_optab, new_convert_optab):
8682 Update for new libfunc API.
8683 (init_libfunc, init_integral_libfuncs,
8684 init_floating_libfuncs, init_interclass_conv_libfuncs
8685 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8686 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8687 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8688 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8689 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8690 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8691 gen_extend_conv_libfunc): New.
8692 (init_one_libfunc): Revamp for hashtables.
8693 (set_conv_libfunc): Likewise.
8694 (init_optabs): Initialize hashtable; use lazy initialization where
8696 * optabs.h (optab_handlers): Move out of GGC.
8697 (optab, convert_optab): Move out of GGC; add lazy gen info.
8698 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8699 (optab_libfunc, convert_optab_libfunc): New.
8700 * builtins.c (expand_builtin_powi): Update for new API.
8701 * expr.c (convert_move): Likewise.
8702 * expmed.c (expand_divmod): Likewise.
8704 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8706 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8707 GOT pointer only if there is a constant pool. Use the allocated space
8710 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8712 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8715 2007-09-04 Revital Eres <eres@il.ibm.com>
8716 Richard Guenther <rguenther@suse.de>
8717 R. Clint Whaley <whaley@cs.utsa.edu>
8719 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8721 * tree-tailcall.c (process_assignment): Use -fassociative-math
8722 when reodering operands of floating-point type.
8723 * fold-const.c (fold_comparison, fold_binary): Use
8724 -fassociative-math and -freciprocal-math instead of
8725 -funsafe-math-optimization flag.
8726 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8727 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8728 -freciprocal-math instead of -funsafe-math-optimizations.
8729 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8730 -fassociative-math when -ffast-math is set.
8731 (set_unsafe_math_optimizations_flags): New Function
8732 to set -freciprocal-math and -fassociative-math when
8733 -funsafe-math-optimizations is set.
8734 (common_handle_option): Call it.
8735 * tree-vectorizer.c (vect_is_simple_reduction): Use
8736 -fassociative-math when doing reduction on floats.
8737 * loop-unroll.c (analyze_insn_to_expand_var): Use
8738 -fassociative-math when expanding an accumulator of type float.
8739 * simplify-rtx.c (simplify_binary_operation_1): Use
8740 -fassociative-math and -freciprocal-math when reordeing operands
8741 of floating-point type.
8742 * combine.c (combine_simplify_rtx): Likewise.
8743 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8745 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8747 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8750 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8752 2007-09-04 Jan Hubicka <jh@suse.cz>
8754 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8756 2007-09-04 Jan Hubicka <jh@suse.cz>
8758 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8759 and corresponding MATCH_DUP.
8761 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8764 * combine.c (subst): Do not try to simplify X if it represents load
8765 of FP constant from the constant pool via float extension.
8767 2007-09-04 Ben Elliston <bje@au.ibm.com>
8769 * c-opts.c: Include "tm_p.h".
8770 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8772 2007-09-04 Richard Guenther <rguenther@suse.de>
8774 PR tree-optimization/33291
8775 * tree-pretty-print.c (dump_generic_node): Dump all
8776 qualifiers for pointer types, not only first. Dump
8777 qualifiers for aggregate types as well.
8778 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8779 use the canonical type for building ARRAY_REFs.
8780 * gimplify.c (canonicalize_addr_expr): Clean up. The
8781 correct validness check is compatibility of the pointer
8782 types. Always use the canonical type for building
8783 ARRAY_REFs and ADDR_EXPRs.
8784 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8785 change that disabled propagation of ADDR_EXPRs into statements
8788 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8790 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8791 (umulsi3_highpart): Make into expanders; existing insns are
8792 now named *[insn]_nov6. Add stars to existing [insn]_v6
8793 counterparts' names.
8795 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8797 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8798 (unprotoize.o): Remove SHLIB_MULTILIB.
8800 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8802 * doc/extend.texi: Document progmem attribute for AVR.
8804 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8807 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8809 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8811 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8814 * optabs.c: Remove unnecessary forward declarations.
8815 (expand_unop_direct): New, broken out of expand_unop.
8816 (expand_doubleword_clz): New.
8817 (expand_ctz): Move above expand_ffs. Use
8818 start_sequence, end_sequence, add_equal_note, and
8819 expand_unop_direct. Add more commentary.
8820 (expand_ffs): Try both ctz optab and expand_ctz.
8821 Generate a test and branch if the hardware doesn't give us
8822 a useful value for input zero. Style improvements similar to
8825 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8827 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8829 * config.gcc: Delete stanza for arm-semi-aof and
8830 armel-semi-aof targets.
8831 * config/arm/arm-protos.h
8833 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8834 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8835 delete aof_pic_label and remove mention of AOF in comments.
8836 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8838 * config/arm/semiaof.h
8839 * config/arm/t-semi: Delete file.
8841 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8843 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8844 CONST_CAST_BB): New macros for type-specific casts.
8845 (CONST_CAST): Add a TYPE parameter and define it in terms of
8848 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8849 * c-lex.c (cb_ident, lex_string): Likewise,
8850 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8851 * config/i386/i386.c (ix86_function_regparm,
8852 ix86_function_sseregparm): Use CONST_CAST_TREE.
8853 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8855 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8856 give_switch, set_multilib_dir): Likewise,
8857 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8858 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8859 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8860 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8861 * prefix.c (update_path): Likewise,
8862 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8863 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8864 * tree-cfg.c (tree_can_merge_blocks_p,
8865 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8866 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8867 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8868 (attribute_list_contained): Use CONST_CAST_TREE.
8870 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8872 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8874 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8877 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8878 before forcing them into a register.
8880 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8882 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8883 rather than define_code_macro.
8885 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8887 * gcc.c (xputenv): New function.
8888 (putenv_from_prefixes): Use xputenv instead of putenv.
8889 (process_command): Use xputenv instead of putenv.
8890 (set_collect_gcc_options): Use xputenv instead of putenv.
8891 (main): Use xputenv instead of putenv.
8893 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8895 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8896 availability of swap instruction.
8897 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8899 2007-09-03 Revital Eres <eres@il.ibm.com>
8901 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8904 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8905 Ayal Zaks <zaks@il.ibm.com>
8906 Revital Eres <eres@il.ibm.com>
8908 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8909 compute_split_row): New functions.
8910 (ps_unschedule_node): Remove.
8911 (normalize_sched_times): Iterate over the already scheduled
8912 insns instead of the number of nodes.
8913 (MAX_SPLIT_NUM): New definition.
8914 (sms_schedule_by_order): Change the scheduling heuristic to
8915 avoid useless increases of initiation interval ii.
8916 (get_sched_window): Add dump printouts.
8918 2007-09-02 David Daney <ddaney@avtrex.com>
8920 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8921 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8922 (optab, insn): Add more attributes.
8923 (fetchop_bit): New code macro.
8924 (immediate_insn): New code macro attribute.
8925 (sync): Change condition to ISA_HAS_SYNC.
8926 (rdhwr): Change predicate for operand 0 to register_operand.
8927 (memory_barrier): New expand.
8928 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8929 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8930 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8931 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8932 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8933 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8934 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8935 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8936 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8938 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8939 Hans-Peter Nilsson <hp@axis.com>
8941 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8942 Defined to describe availability and behavior of CLZ.
8943 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8944 * config/cris/cris.opt: Tweak comment for "-metrax4".
8945 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8946 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8947 (count_leading_zeros): Define.
8949 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8951 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8953 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8957 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8960 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8962 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8963 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8964 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8965 sched-deps.c, sched-int.h, system.h, target.h,
8966 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8967 tree.def: Fix comment typos.
8969 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8971 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8972 (override_options): Turn on -mstrict-align on non-ColdFire
8974 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8976 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8978 * c-common.c (const_strip_array_types): Delete.
8979 * c-common.h (const_strip_array_types): Likewise.
8980 * emit-rtl.c (const_next_insn, const_previous_insn,
8981 const_next_nonnote_insn, const_prev_nonnote_insn,
8982 const_next_real_insn, const_prev_real_insn,
8983 const_next_active_insn, const_prev_active_insn, const_next_label,
8984 const_prev_label): Delete.
8985 * gimple-low.c (block_may_fallthru): Use expr_last.
8986 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8987 * rtl.h (const_previous_insn, const_next_insn,
8988 const_prev_nonnote_insn, const_next_nonnote_insn,
8989 const_prev_real_insn, const_next_real_insn,
8990 const_prev_active_insn, const_next_active_insn, const_prev_label,
8991 const_next_label): Delete.
8992 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8993 * system.h (CONST_CAST): Update comment.
8994 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8995 (const_first_stmt, const_last_stmt): Delete.
8996 (tree_block_ends_with_condjump_p): Use last_stmt.
8997 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8998 * tree-iterator.c (const_expr_first, const_expr_last,
8999 const_expr_only): Delete.
9000 * tree.c (const_lookup_attribute): Likewise.
9001 (attribute_list_contained): Use lookup_attribute.
9002 * tree.h (const_lookup_attribute, const_expr_first,
9003 const_expr_last, const_expr_only): Delete.
9005 2007-09-01 Richard Guenther <rguenther@suse.de>
9007 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
9008 instead of TREE_THIS_VOLATILE.
9009 * tree-ssa-operands.c (add_virtual_operand): Do not set
9010 has_volatile_ops. Do not check s_ann for NULL.
9011 (get_indirect_ref_operands): Likewise.
9012 (get_expr_operands): Likewise. For all reference trees
9013 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
9014 check base of reference for TREE_THIS_VOLATILE.
9016 2007-09-01 Richard Guenther <rguenther@suse.de>
9018 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
9019 between integral types. Also allow conversions between
9022 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9024 * optabs.c (prepare_float_lib_cmp): Use
9025 libgcc_cmp_return_mode instead of word_mode.
9026 * config/dfp-bit.h: Likewise.
9027 * config/fp-bit.h: Likewise.
9028 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
9030 (spu_libgcc_shift_count_mode): New function.
9031 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
9032 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
9034 2007-08-31 Joseph Myers <joseph@codesourcery.com>
9036 * tree-pretty-print.c: Include output.h.
9037 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
9038 HOST_WIDE_INT_PRINT_DEC.
9039 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
9041 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
9043 PR rtl-optimization/33224
9044 * loop-iv.c (latch_dominating_def): Check that the definition belongs
9045 to the analysed region.
9047 2007-08-31 Richard Guenther <rguenther@suse.de>
9049 * function.c (allocate_struct_function): Do not set
9050 current_function_returns_pointer.
9051 * function.h (struct var_refs_queue): Remove.
9052 (struct simple_obstack_stack): Likewise.
9053 (struct function): Remove fixup_var_refs_queue member.
9054 Remove returns_pointer flag.
9055 (current_function_returns_pointer): Remove define.
9057 2007-08-31 Nick Clifton <nickc@redhat.com>
9059 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
9060 secondary keys in order to obtain a stable sort.
9062 2007-08-31 Nick Clifton <nickc@redhat.com>
9065 * config/m32r/constraints.md: Add W constraint for integer zero.
9066 * config/m32r/m32r.md (get_pc): Use W and i constraints.
9067 Fix length calculation by using alternatives.
9069 2007-08-31 Richard Sandiford <richard@codesourcery.com>
9071 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
9072 split out from expand_binop.
9073 (avoid_expensive_constant): New function.
9074 (expand_binop_directly): Remove commutative_op argument and
9075 (expand_binop_directly): Remove commutative_op argument and
9076 call cummutative_optab_p instead. Do not change op0 or op1
9077 when swapping xop0 and xop1. Apply avoid_expensive_constant
9078 to each argument after potential swapping. Enforce the
9079 canonical order of commutative operands.
9080 (expand_binop): Use shift_optab_p and commutative_optab_p.
9081 Update the calls to expand_binop_directly. Only force constants
9082 into registers when widening an operation. Only swap operands
9083 once a direct expansion has been rejected.
9084 (expand_twoval_binop): Only force constants into registers when
9085 using a direct expansion.
9087 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
9089 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
9090 (sched_analyze_insn): Don't postprocess speculative dependencies when
9091 target has no scheduling.
9092 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
9093 'uninitialized' warning.
9095 2007-08-31 Richard Guenther <rguenther@suse.de>
9097 * tree.c (build_complex_type): Always set TYPE_NAME for
9100 2007-08-31 Olivier Hainque <hainque@adacore.com>
9102 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
9103 internal macro. Default alignment factor for csect directives, chosen
9104 to match what BIGGEST_ALIGNMENT allows.
9105 (DATA_SECTION_ASM_OP): Use it.
9106 * config/rs6000/rs6000.c
9107 (rs6000_xcoff_output_readonly_section_asm_op):
9108 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
9109 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
9111 2007-08-31 Olivier Hainque <hainque@adacore.com>
9113 * dbxout.c (dbxout_block): Move declaration within the first
9114 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
9115 block to include the definition, together with the associated
9118 2007-08-31 David Edelsohn <edelsohn@gnu.org>
9119 Revital Eres <eres@il.ibm.com>
9121 * doc/invoke.texi (-mpaired): Document flag.
9122 * config.gcc: Include paired.h in powerpc extra_headers and
9123 750cl.h in powerpc-*-linux*paired*.
9124 * config/rs6000/rs6000.opt (-mpaired): New flag.
9125 * config/rs6000/rs6000.c (paired_init_builtins,
9126 paired_expand_builtin, paired_expand_lv_builtin,
9127 paired_expand_stv_builtin, paired_expand_predicate_builtin):
9128 New functions to support the paired single builtin functions.
9129 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
9130 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
9132 (bdesc_paired_preds): New structure for paired predicate
9134 (rs6000_expand_builtin): Expand paired single builtins.
9135 (rs6000_init_builtins): Init paired single builtins.
9136 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
9137 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
9138 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
9139 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
9140 (rs6000_vector_mode_supported_p): Support paired vector mode.
9141 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
9142 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
9144 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
9145 (DATA_ALIGNMENT): Likewise.
9146 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
9147 (rs6000_builtins): Add PAIRED builtins.
9148 * config/rs6000/rs6000.md: Include paired.md.
9149 * config/rs6000/paired.h: New.
9150 * config/rs6000/paired.md: New.
9151 * config/rs6000/750cl.h: New.
9152 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
9154 2007-08-30 Ollie Wild <aaw@google.com>
9156 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
9157 * gcc.c (default_compilers): Add -fno-directives-only to
9158 @assembler-with-cpp.
9160 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
9164 * regclass.c (initial_fixed_regs): Revert previous change and make
9166 (initial_call_used_regs): Likewise.
9167 (initial_call_really_used_regs): Delete, reverting previous addition.
9168 (initial_reg_names): Likewise.
9169 (init_reg_sets): Revert previous change.
9170 (saved_fixed_regs): New.
9171 (saved_call_used_regs): New.
9172 (saved_call_really_used_regs): New.
9173 (saved_reg_names): New.
9174 (save_register_info): New.
9175 (restore_register_info): New.
9176 (init_reg_sets_1): Replace reset of register info with call to
9177 restore_register_info.
9178 * rtl.h (save_register_info): Declare.
9179 * toplev.c (backend_init): Call save_register_info.
9181 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9183 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
9184 from the original statement.
9186 2007-08-30 Chao-ying Fu <fu@mips.com>
9188 * c-lex.c (interpret_fixed): Declare.
9189 (interpret_float): Process _Fract and _Accum.
9190 (interpret_fixed): New function.
9191 * final.c (output_addr_const): Process CONST_FIXED.
9192 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
9193 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
9195 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
9197 (simplify_immed_subreg): Support CONST_FIXED.
9198 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9199 (simplify_subreg): Support CONST_FIXED.
9201 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9203 * config/rs6000/ppu_intrinsics.h: New file.
9204 * config.gcc (powerpc*-*-* <extra_headers>): Install
9207 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9209 * cfg.c (dump_flow_info): Change to also print entry and exit
9211 * print-rtl.c (print_rtl_single): Allow to print rtl with
9214 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9216 * df-core.h (df_dump_region): New function.
9217 * df.h (df_dump_region): New function.
9218 * loop-invariant.c (find_defs): Add call to df_dump_region.
9219 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
9222 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9225 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
9226 true if any of the compare_section_name calls returned true,
9227 rather than if any returned false.
9229 2007-08-30 Richard Guenther <rguenther@suse.de>
9231 PR tree-optimization/33199
9232 * tree-ssa-structalias.c (handle_lhs_call): New function.
9233 (find_func_aliases): In non-IPA mode make sure that for
9234 calls that return a pointer we add a constraint for the
9235 result to point to anything.
9237 2007-08-30 Richard Guenther <rguenther@suse.de>
9239 * doc/invoke.texi (-mveclibabi): Document new target option.
9240 * config/i386/i386.opt (-mveclibabi): New target option.
9241 * config/i386/i386.c (ix86_veclib_handler): Handler for
9242 vectorization library support.
9243 (override_options): Handle the -mveclibabi option, initialize
9244 the vectorization library handler.
9245 (ix86_builtin_vectorized_function): As fallback call the
9246 vectorization library handler, if set.
9247 (ix86_veclibabi_acml): New static function for ACML ABI style
9248 vectorization support.
9250 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9252 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
9253 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
9254 SImode and update m. Don't run gen_lowpart_common on arbitrary
9255 memory address, force it to register first.
9258 * dce.c (dce_process_block): Don't delete setters of
9259 artificially used registers.
9261 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9263 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
9264 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
9265 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
9267 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9269 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
9271 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
9272 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
9274 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9276 * system.h: Activate -Wcast-qual as warning-only.
9278 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
9281 * config/rs6000/rs6000.c (compare_section_name): New function.
9282 (rs6000_elf_in_small_data_p): Compare section prefixes instead
9285 2007-08-29 Olivier Hainque <hainque@adacore.com>
9287 * xcoffout.c: #include debug.h.
9288 * Makefile.in (xcoffout.o): Add debug.h dependency.
9290 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
9292 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9293 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
9295 2007-08-29 Richard Guenther <rguenther@suse.de>
9297 * tree-pretty-print.c (dump_generic_node): Print
9298 label DECL_UID as D.%u.
9299 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
9301 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9303 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
9304 * builtins.def (BUILT_IN_REALLOC): New builtin.
9306 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
9309 * tree.c (build_type_attribute_qual_variant): Set canonical types
9310 on the final, unqualified attribute variant before building the
9313 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9315 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
9316 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
9318 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9321 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9322 * config/bfin/bfin.md (composev2hi): Put operands into vector
9325 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9327 * config/bfin/bfin.md (composev2hi): Put operands into vector
9330 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9332 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
9333 attribute when appropriate.
9334 (bfin_handle_l1_text_attribute): New.
9335 (bfin_handle_l1_data_attribute): New.
9336 (bfin_attribute_table): Add attributes: l1_text, l1_data,
9337 l1_data_A and l1_data_B.
9338 * doc/extend.texi (node Function Attributes): Document l1_text
9340 (Variable Attributes): Add Blackfin subsection. Document l1_data,
9341 l1_data_A and l1_data_B variable attributes.
9343 2007-08-28 Jie Zhang <jie.zhang@analog.com>
9345 * config/bfin/bfin.opt (minline-plt): Add.
9346 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
9347 call to global functions.
9348 * doc/invoke.texi (Option Summary): Mention -minline-plt.
9349 (Blackfin Options): Document -minline-plt.
9351 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9353 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
9354 given a non-function.
9355 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
9357 2007-08-28 DJ Delorie <dj@redhat.com>
9359 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
9361 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9363 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9365 2007-08-28 Richard Guenther <rguenther@suse.de>
9367 * tree.h (struct tree_function_decl): Increase size of
9368 function_code bitfield.
9370 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9371 Kazu Hirata <kazu@codesourcery.com>
9373 * config/m68k/linux.h
9374 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9375 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9376 (m68k_return_in_memory): New.
9377 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9380 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9383 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9384 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9385 operand) when top VEC_SELECT extracts scalar element.
9386 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9387 (*vec_extract_v4sf_mem): Ditto.
9389 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9392 * passes.c (init_optimization_passes): Move pass_df_finish
9393 after pass_postreload sublist.
9395 PR rtl-optimization/33148
9396 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9397 (neg (lt X 0)) if X has scalar int mode.
9400 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9401 initializer, use build_vector_from_ctor if possible to create
9402 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9403 even after this, return NULL.
9405 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9407 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9409 2007-08-28 Richard Guenther <rguenther@suse.de>
9411 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9412 (struct tree_function_decl): Make function_code a bitfield.
9413 Add disregard_inline_limits flag.
9414 * cgraphunit.c (cgraph_process_new_functions): Check
9415 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9416 (cgraph_preserve_function_body_p): Likewise.
9417 * ipa-inline.c (compute_inline_parameters): Likewise.
9418 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9419 for GNU C extern inline functions.
9420 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9421 * tree-inline.c (disregard_inline_limits_p): Remove.
9422 * tree-inline.h (disregard_inline_limits_p): Likewise.
9423 * c-common.c (handle_always_inline_attribute): Set
9424 DECL_DISREGARD_INLINE_LIMITS.
9425 * langhooks.c (add_builtin_function): Verify the function code
9426 fits in the bitfield.
9428 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9429 Vladimir Yanovsky <yanov@il.ibm.com>
9430 Revital Eres <eres@il.ibm.com>
9431 Andrey Belevantsev <abel@ispras.ru>
9433 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9435 * modulo-sched.c: Add documentation regarding do-loop.
9436 (doloop_register_get): Change number of arguments to support
9437 the new do-loop pattern and check whether COUNT_REG has no other
9438 occurences in the loop besides in the control part.
9439 (duplicate_insns_of_cycles): Do not duplicate the insn which
9440 changes count_reg as it is already adjusted.
9441 (generate_prolog_epilog): New argument to support the new
9442 do-loop pattern. Change the subtract instruction to use
9443 expand_simple_binop. Call duplicate_insns_of_cycles with new
9445 (sms_schedule): Call doloop_register_get and
9446 generate_prolog_epilog with new argument. Do not handle loops
9447 with single sets insns with subreg in their lhs.
9448 * loop-doloop.c (doloop_optimize): Support for another do-loop
9450 (doloop_condition_get): Gets an instruction instead of a pattern
9451 and change the return condition when the do-loop pattern is
9453 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9454 deps when considering to not create edges.
9456 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9458 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9461 2007-08-27 Jason Merrill <jason@redhat.com>
9464 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9465 zero-sized types after calling gimplify_modify_expr_rhs.
9467 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9469 * regclass.c (init_reg_autoinc): Fix typo.
9471 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9473 Fix PR tree-optimization/33173
9474 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9476 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9479 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9480 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9483 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9484 David Ung <davidu@mips.com>
9485 Nigel Stephens <nigel@mips.com>
9487 Separate target-specific initialization from general
9488 back-end initialization.
9490 * toplev.c (init_alignments): New, split out from...
9491 (process_options): ...here.
9492 (backend_init_target): New, split out from...
9493 (backend_init): ...here.
9494 (lang_dependent_init_target): New, split out from...
9495 (lang_dependent_init): ...here.
9496 (target_reinit): New.
9497 * toplev.h (target_reinit): Declare.
9498 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9499 now can be called more than once. Update comments.
9500 * expr.h (init_expr_target): Likewise.
9501 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9502 now can be called more than once. Explicitly zero
9503 static_reg_base_value.
9504 * emit-rtl.c (init_emit_regs): New, split out from...
9505 (init_emit_once): Here.
9506 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9507 non-const, so that changes from command-line arguments can overwrite
9508 values provided by the static initializers.
9509 (initial_call_really_used_regs): New, used similarly to the above.
9510 (initial_reg_names): Likewise.
9511 (last_mode_for_init_move_cost): Promoted function-local static to
9512 file-scope static to make it accessible outside init_move_cost.
9513 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9514 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9515 reg_names since it is needed for parsing command-line options.
9516 (init_move_cost): Use last_mode_for_init_move_cost instead of
9517 function-local static.
9518 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9519 call_really_used_regs now. Reinitialize reg_names. Also
9520 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9521 reg_class_superunion. Clear losing_caller_save_reg_set.
9522 Preserve global registers if called more than once. Reset
9523 move cost, may_move_in_cost, may_move_out_cost, and
9524 last_mode_for_init_move_cost.
9525 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9526 can now be invoked more than once. Update comments.
9527 (init_regs): Update comments.
9528 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9529 and initial_call_really_used_regs, instead of the non-initial
9530 variables. This allows us to save the command-line register settings
9531 after target reinitialization.
9532 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9533 * rtl.h (init_emit_regs): Declare.
9534 (init_reg_modes_target, init_alias_target): Renamed as described
9536 * reload1.c (init_reload): Update comments.
9537 * optabs.c (init_optabs): Likewise.
9538 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9540 2007-08-26 Chao-ying Fu <fu@mips.com>
9542 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9545 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9547 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9549 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9551 * bb-reorder.c (copy_bb_p): Likewise.
9552 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9553 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9554 block_ends_with_condjump_p): Likewise.
9555 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9556 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9557 block_ends_with_condjump_p): Likewise.
9558 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9559 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9560 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9561 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9562 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9563 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9564 debug_true_const_tree instad of debug_true_tree.
9565 * debug.c (do_nothing_debug_hooks): Likewise.
9566 * debug.h (ignore_block, debug_true_const_tree): Constify.
9567 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9568 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9569 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9570 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9571 dbx_reg_number, is_based_loc, field_type,
9572 simple_type_align_in_bits, simple_decl_align_in_bits,
9573 simple_type_size_in_bits, field_byte_offset, insert_float,
9574 type_tag, member_declared_type, is_redundant_typedef,
9575 secname_for_decl, is_inlined_entry_point): Likewise.
9576 * emit-rtl.c (const_next_insn, const_previous_insn,
9577 const_next_nonnote_insn, const_prev_nonnote_insn,
9578 const_next_real_insn, const_prev_real_insn,
9579 const_next_active_insn, const_prev_active_insn, const_next_label,
9580 const_prev_label): Likewise.
9581 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9583 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9584 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9585 sched_insn_is_legitimate_for_speculation_p): Likewise.
9586 * jump.c (reversed_comparison_code_parts,
9587 reversed_comparison_code, reversed_comparison, condjump_label):
9589 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9590 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9592 * rtl.h (const_previous_insn, const_next_insn,
9593 const_prev_nonnote_insn, const_next_nonnote_insn,
9594 const_prev_real_insn, const_next_real_insn,
9595 const_prev_active_insn, const_next_active_insn, const_prev_label,
9596 const_next_label, modified_between_p, modified_in_p,
9597 const_note_storeskeep_with_call_p, condjump_label,
9598 reversed_comparison, reversed_comparison_code,
9599 reversed_comparison_code_parts, memory_modified_in_insn_p,
9600 stack_regs_mentioned): Likewise.
9601 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9602 keep_with_call_p): Likewise.
9603 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9604 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9605 sd_lists_size, sd_lists_empty_p): Likewise.
9606 * sched-int.h (sched_insns_conditions_mutex_p,
9607 haifa_classify_insn, no_real_insns_p,
9608 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9609 sd_lists_size, sd_lists_empty_p): Likewise.
9610 * sdbout.c (sdb_debug_hooks): Likewise.
9611 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9612 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9613 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9615 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9616 tree_can_throw_internal): Likewise.
9617 * tree-flow-inline.h (phi_nodes): Likewise.
9618 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9619 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9620 * tree-gimple.c (const_get_call_expr_in): Likewise.
9621 * tree-gimple.h (const_get_call_expr_in): Likewise.
9622 * tree.c (const_lookup_attribute, attribute_list_equal,
9623 attribute_list_contained): Likewise.
9624 * tree.h (attribute_list_equal, attribute_list_contained,
9625 const_lookup_attribute): Likewise.
9626 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9628 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9630 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9631 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9633 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9636 * config/alpha/constraints.md: Delete "svn:mime-type" property
9637 with svn propdel "svn:mime-type".
9639 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9642 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9643 non NOTE insn doesn't cross basic block.
9644 (noce_try_abs): Likewise.
9645 (noce_process_if_block): Likewise.
9647 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9650 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9651 operand without auto-inc-dec.
9652 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9653 offsettable_mem_operand.
9654 (floatunssidf2_internal): Same.
9655 (fix_truncdfsi2_internal): Same.
9656 (floatsidf_ppc64): Same.
9657 (floatunssidf_ppc64): Same.
9658 (fix_trunctfsi2_internal): Same.
9660 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9663 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9664 pass defines needed for version.c.
9666 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9668 * configure.ac (--debug-prefix-map check): Change assembler
9669 version presumed to have feature to 2.18.
9670 * configure: Regenerate.
9672 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9674 * c-common.c (vector_types_convertible_p,
9675 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9676 self_promoting_args_p): Constify.
9677 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9678 c_promoting_integer_type_p, self_promoting_args_p,
9679 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9680 * c-decl.c (anon_aggr_type_p): Likewise.
9681 * * c-dump.c (dump_stmt): Likewise.
9682 * c-objc-common.c (has_c_linkage): Likewise.
9683 * c-tree.h (same_translation_unit_p): Likewise.
9684 * c-typeck.c (null_pointer_constant_p,
9685 tagged_types_tu_compatible_p, function_types_compatible_p,
9686 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9687 comptypes_internal, struct tagged_tu_seen_cache,
9688 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9689 c_size_in_bytes): Likewise.
9690 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9691 hash_ptr, eq_ptr): Likewise.
9692 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9693 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9694 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9695 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9697 * optabs.c (optab_for_tree_code): Likewise.
9698 * optabs.h (optab_for_tree_code): Likewise.
9699 * rtl.h (simplify_rtx): Likewise.
9700 * simplify-rtx.c (simplify_rtx): Likewise.
9701 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9702 dump_flag, dump_node): Likewise.
9703 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9704 queue_and_dump_type, dump_flag): Likewise.
9705 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9706 * tree-pass.h (dump_node): Likewise.
9707 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9708 supportable_narrowing_operation): Likewise.
9709 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9710 supportable_narrowing_operation): Likewise.
9711 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9712 is_negative_overflow_infinity, is_positive_overflow_infinity,
9713 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9714 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9715 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9716 ssa_name_nonzero_p, fp_predicate): Likewise.
9717 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9718 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9719 ssa_name_nonnegative_p): Likewise.
9721 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9723 * config.gcc : Add x86_64-elf target.
9725 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9727 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9729 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9730 Nigel Stephens <nigel@mips.com>
9734 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9735 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9736 * expr.c (SET_BY_PIECES_P): Define.
9737 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9738 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9739 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9741 * expr.h (SET_RATIO): Define.
9742 (can_store_by_pieces, store_by_pieces): Update prototypes.
9743 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9744 can_store_by_pieces/store_by_pieces.
9745 (expand_builtin_memcpy_args): Likewise.
9746 (expand_builtin_strncpy): Likewise.
9747 (expand_builtin_memset_args): Likewise. Also remove special case
9748 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9749 decide what to do instead.
9750 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9751 to can_store_by_pieces.
9753 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9754 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9756 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9757 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9758 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9759 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9760 (STORE_BY_PIECES_P): Define.
9762 2007-08-24 Tom Tromey <tromey@redhat.com>
9764 * varpool.c (varpool_last_needed_node): Fix comment typo.
9765 * c-decl.c (duplicate_decls): Fix comment typo.
9766 (clone_underlying_type): Update comment.
9768 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9770 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9771 alpha_in_small_data_p, alpha_split_complex_arg,
9772 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9774 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9775 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9777 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9778 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9779 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9780 * config/darwin.c (darwin_binds_local_p): Likewise.
9781 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9783 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9784 i386_pe_valid_dllimport_attribute_p): Likewise.
9785 * config/i386/i386.c (ix86_function_regparm,
9786 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9787 x86_can_output_mi_thunk, ix86_mangle_type,
9788 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9789 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9790 i386_pe_binds_local_p): Likewise.
9791 * config/ia64/ia64.c
9792 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9793 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9794 ia64_invalid_conversion, ia64_invalid_unary_op,
9795 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9797 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9798 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9799 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9800 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9801 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9802 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9803 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9804 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9805 * config/pa/pa.c (pa_commutative_p): Likewise.
9806 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9808 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9809 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9810 rs6000_use_blocks_for_constant_p,
9811 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9812 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9813 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9814 * config/s390/s390.c (s390_mangle_type,
9815 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9817 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9818 th_in_small_data_p): Likewise.
9819 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9820 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9822 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9823 sparc_mangle_type): Likewise.
9824 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9825 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9826 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9828 * hooks.c (hook_bool_mode_const_rtx_false,
9829 hook_bool_mode_const_rtx_true,
9830 hook_bool_const_tree_hwi_hwi_const_tree_false,
9831 hook_bool_const_tree_hwi_hwi_const_tree_true,
9832 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9833 hook_constcharptr_const_tree_null,
9834 hook_constcharptr_const_rtx_null,
9835 hook_constcharptr_const_tree_const_tree_null,
9836 hook_constcharptr_int_const_tree_null,
9837 hook_constcharptr_int_const_tree_const_tree_null): New.
9838 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9839 hook_bool_tree_hwi_hwi_tree_false,
9840 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9841 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9842 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9843 hook_constcharptr_int_tree_null,
9844 hook_constcharptr_int_tree_tree_null): Delete.
9845 (default_can_output_mi_thunk_no_vcall): Constify.
9846 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9847 hook_bool_tree_hwi_hwi_tree_false,
9848 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9849 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9850 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9851 hook_constcharptr_int_tree_null,
9852 hook_constcharptr_int_tree_tree_null): Delete.
9853 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9854 hook_bool_const_tree_hwi_hwi_const_tree_false,
9855 hook_bool_const_tree_hwi_hwi_const_tree_true,
9856 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9857 hook_constcharptr_const_tree_null,
9858 hook_constcharptr_const_rtx_null,
9859 hook_constcharptr_const_tree_const_tree_null,
9860 hook_constcharptr_int_const_tree_null,
9861 hook_constcharptr_int_const_tree_const_tree_null): New.
9862 (default_can_output_mi_thunk_no_vcall): Constify.
9863 * integrate.c (function_attribute_inlinable_p): Likewise.
9864 * integrate.h (function_attribute_inlinable_p): Likewise.
9865 * jump.c (rtx_renumbered_equal_p): Likewise.
9866 * output.h (decl_readonly_section, categorize_decl_for_section,
9867 default_use_anchors_for_symbol_p, default_binds_local_p,
9868 default_binds_local_p_1): Likewise.
9869 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9871 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9872 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9873 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9874 TARGET_COMP_TYPE_ATTRIBUTES,
9875 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9876 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9877 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9878 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9879 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9880 * target.h (can_output_mi_thunk, needs_block_p,
9881 first_cycle_multipass_dfa_lookahead_guard_spec,
9882 vector_alignment_reachable, comp_type_attributes,
9883 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9884 commutative_p, use_blocks_for_constant_p,
9885 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9886 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9887 invalid_within_doloop, valid_dllimport_attribute_p,
9888 split_complex_arg, invalid_arg_for_unprototyped_fn,
9889 invalid_conversion, invalid_unary_op, invalid_binary_op):
9891 * targhooks.c (default_invalid_within_doloop,
9892 hook_invalid_arg_for_unprototyped_fn,
9893 default_builtin_vector_alignment_reachable): Likewise.
9894 (hook_bool_rtx_commutative_p): Delete.
9895 (hook_bool_const_rtx_commutative_p): New.
9896 * targhooks.h (default_invalid_within_doloop,
9897 default_builtin_vector_alignment_reachable,
9898 hook_invalid_arg_for_unprototyped_fn): Constify.
9899 (hook_bool_rtx_commutative_p): Delete.
9900 (hook_bool_const_rtx_commutative_p): New.
9901 * varasm.c (bss_initializer_p, decl_default_tls_model,
9902 categorize_decl_for_section, decl_readonly_section,
9903 default_use_anchors_for_symbol_p, default_binds_local_p,
9904 default_binds_local_p_1): Constify.
9906 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9908 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9909 __NO_BUILTIN if -fno-builtin.
9911 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9913 * config/bfin/bfin.c (print_operand): Report error instead of
9914 ICE for wrong operand.
9916 2007-08-24 Michael Matz <matz@suse.de>
9918 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9920 2007-08-24 Richard Guenther <rguenther@suse.de>
9923 * tree-ssa.c (useless_type_conversion_p): Split into a
9924 recursive and a non-recursive part.
9925 (useless_type_conversion_p_1): New function.
9926 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9927 from maybe_fold_offset_to_reference is trivially convertible
9928 to the desired type before doing the simplification.
9930 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9932 * expr.c (store_expr): Optimize initialization of an array
9934 * expr.h (builtin_strncpy_read_str): New prototype.
9935 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9938 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9941 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9942 field when initializing if_info structure.
9944 2007-08-24 Richard Guenther <rguenther@suse.de>
9946 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9948 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9949 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9950 * tree-inline.c (inlinable_function_p): Fold in common parts of
9951 the cannot_inline_tree_fn langhook.
9952 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9953 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9954 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9955 cannot_inline_tree_fn langhook.
9956 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9957 cannot_inline_tree_fn member.
9959 2007-08-24 Richard Guenther <rguenther@suse.de>
9961 * expr.c (get_inner_reference): Do computation of bitoffset
9962 from offset in a way we can detect overflow reliably.
9964 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9966 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9968 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9970 * config/bfin/bfin.opt (mfast-fp): Add.
9971 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9972 libbffastfp override libgcc if -mfast-fp.
9973 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9974 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9975 (Blackfin Options): Document -mfast-fp.
9977 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9979 PR tree-optimization/32573
9981 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9982 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9983 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9984 (build_classic_dist_vector): Return false rather than true if
9985 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9986 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9987 returned false. Don't call save_dist_v before calling
9988 build_classic_dist_vector_1.
9989 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9990 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9991 DDR_DIR_VECTS vectors.
9993 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9995 * configure.ac (leb128): Modify sed statement to work with any
9996 binutils version string.
9997 * configure: Regenerate
9999 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10001 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
10002 Wrap in RTX_CODE macro guard.
10003 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
10004 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
10005 arm_mark_dllimport, arm_pe_encode_section_info,
10006 arm_pe_unique_section): Use ISO-C function declarations.
10007 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
10008 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
10009 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
10011 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
10012 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
10014 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
10016 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
10017 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
10018 (register_move_cost): Use ISO-C function declarations.
10019 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
10020 * config/score/score-protos.h (score_declare_object): Add
10021 ATTRIBUTE_PRINTF_4.
10022 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
10024 * final.c (profile_function): Avoid empty if-bodies.
10027 * calls.c (must_pass_in_stack_var_size,
10028 must_pass_in_stack_var_size_or_pad): Constify.
10029 * config/alpha/alpha-protos.h (function_value): Likewise.
10030 * config/alpha/alpha.c (alpha_return_in_memory,
10031 alpha_pass_by_reference, function_value,
10032 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
10033 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10035 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
10036 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10037 TARGET_PROMOTE_PROTOTYPES): Likewise.
10038 * config/arm/arm-protos.h (arm_return_in_memory,
10039 arm_pad_arg_upward, arm_function_value): Likewise.
10040 * config/arm/arm.c (arm_pass_by_reference,
10041 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
10042 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10043 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
10045 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10046 * config/avr/avr-protos.h (avr_function_value): Likewise.
10047 * config/avr/avr.c (avr_return_in_memory,
10048 gas_output_limited_string, gas_output_ascii, avr_function_value,
10049 avr_return_in_memory): Likewise.
10050 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
10051 * config/bfin/bfin.c (bfin_pass_by_reference,
10052 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
10053 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
10055 * config/cris/cris.c (cris_pass_by_reference,
10056 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
10057 * config/crx/crx.c (crx_return_in_memory): Likewise.
10058 * config/darwin.c (function_base, machopic_function_base_name):
10060 * config/fr30/fr30.c (fr30_must_pass_in_stack,
10061 TARGET_PROMOTE_PROTOTYPES): Likewise.
10062 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
10063 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
10064 * config/i386/i386-protos.h (ix86_return_in_memory,
10065 ix86_sol10_return_in_memory): Likewise.
10066 * config/i386/i386.c (ix86_function_value,
10067 ix86_function_sseregparm, ix86_must_pass_in_stack,
10068 type_natural_mode, classify_argument, examine_argument,
10069 construct_container, ix86_pass_by_reference, function_value_32,
10070 function_value_64, ix86_function_value_1, return_in_memory_32,
10071 return_in_memory_64, return_in_memory_ms_64,
10072 ix86_return_in_memory, ix86_sol10_return_in_memory,
10073 TARGET_PROMOTE_PROTOTYPES): Likewise.
10074 * config/ia64/ia64-protos.h (ia64_function_value,
10075 ia64_hpux_function_arg_padding): Likewise.
10076 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
10077 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
10078 ia64_hpux_function_arg_padding): Likewise.
10079 * config/iq2000/iq2000-protos.h (function_arg,
10080 iq2000_function_value): Likewise.
10081 * config/iq2000/iq2000.c (iq2000_return_in_memory,
10082 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
10083 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10084 function_arg, iq2000_function_value): Likewise.
10085 * config/m32c/m32c-protos.h (m32c_function_value,
10086 m32c_promote_function_return): Likewise.
10087 * config/m32c/m32c.c (m32c_pass_by_reference,
10088 m32c_promote_prototypes, m32c_promote_function_return,
10089 m32c_function_value): Likewise.
10090 * config/m32r/m32r.c (m32r_return_in_memory,
10091 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10092 m32r_in_small_data_p): Likewise.
10093 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
10095 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
10096 m68hc11_function_arg_padding): Likewise.
10097 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
10098 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
10099 m68k_function_value): Likewise.
10100 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
10101 mcore_function_value): Likewise.
10102 * config/mcore/mcore.c (handle_structs_in_regs,
10103 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10104 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10105 mcore_num_arg_regs, mcore_function_value): Likewise.
10106 * config/mips/mips-protos.h (mips_pad_arg_upward,
10107 mips_function_value): Likewise.
10108 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
10109 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
10110 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10111 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
10112 mips_function_value): Likewise.
10113 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
10115 * config/mmix/mmix.c (mmix_pass_by_reference,
10116 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
10117 mmix_encode_section_info): Likewise.
10118 * config/mn10300/mn10300-protos.h (mn10300_function_value):
10120 * config/mn10300/mn10300.c (mn10300_return_in_memory,
10121 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10122 mn10300_function_value): Likewise.
10123 * config/mt/mt-protos.h (mt_function_value): Likewise.
10124 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
10125 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
10126 * config/pa/pa-protos.h (function_arg_padding, function_value,
10127 pa_return_in_memory): Likewise.
10128 * config/pa/pa.c (pa_pass_by_reference,
10129 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10130 function_arg_padding, function_value, pa_return_in_memory):
10132 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
10133 * config/rs6000/rs6000-protos.h (rs6000_function_value,
10134 function_arg_padding): Likewise.
10135 * config/rs6000/rs6000.c (rs6000_return_in_memory,
10136 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
10137 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
10138 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10139 function_arg_padding, altivec_expand_dst_builtin,
10140 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
10141 altivec_init_builtins, rs6000_common_init_builtins,
10142 rs6000_function_value): Likewise.
10143 * s390/s390-protos.h (s390_function_value): Likewise.
10144 * config/s390/s390.c (s390_function_arg_size,
10145 s390_pass_by_reference, s390_return_in_memory,
10146 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10147 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
10148 * config/score/score-protos.h (score_function_value): Likewise.
10149 * config/score/score.c (score_arg_partial_bytes,
10150 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10151 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
10152 score_pass_by_reference, score_add_offset, score_function_value):
10154 * config/sh/sh-protos.h (sh_attr_renesas_p,
10155 sh_promote_prototypes): Likewise.
10156 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
10157 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
10158 sh_attr_renesas_p): Likewise.
10159 * config/sparc/sparc-protos.h (function_value,
10160 function_arg_padding): Likewise.
10161 * config/sparc/sparc.c (sparc_promote_prototypes,
10162 sparc_return_in_memory, sparc_pass_by_reference,
10163 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10164 function_arg_record_value_2, function_arg_record_value_1,
10165 function_arg_record_value, function_arg_record_value,
10166 function_arg_padding, function_value): Likewise.
10167 * config/spu/spu-protos.h (spu_function_value): Likewise.
10168 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
10169 spu_function_value): Likewise.
10170 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
10172 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
10173 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10174 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10176 * config/v850/v850.c (v850_return_in_memory,
10177 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
10178 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
10179 * config/xtensa/xtensa.c (xtensa_return_in_msb,
10180 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10181 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10183 * explow.c (promote_mode, hard_function_value): Likewise.
10184 * expr.h (hard_function_value, promote_mode): Likewise.
10185 * function.c (aggregate_value_p): Likewise.
10186 * hooks.c (hook_bool_const_tree_true): New.
10187 * hooks.h (hook_bool_const_tree_true): New.
10188 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
10189 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10190 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10191 TARGET_RETURN_IN_MSB): Likewise.
10192 * target.h (promote_function_args, promote_function_return,
10193 promote_prototypes, return_in_memory, return_in_msb,
10194 pass_by_reference, must_pass_in_stack, callee_copies,
10195 function_value): Likewise.
10196 * targhooks.c (default_return_in_memory,
10197 hook_pass_by_reference_must_pass_in_stack,
10198 hook_callee_copies_named,
10199 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10200 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10201 default_function_value): Likewise.
10202 * targhooks.h (default_return_in_memory,
10203 hook_pass_by_reference_must_pass_in_stack,
10204 hook_callee_copies_named,
10205 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10206 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10207 default_function_value): Likewise.
10208 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
10209 (equiv_class_label_hash, equiv_class_label_eq): Constify.
10210 * tree-vectorizer.c (bb_in_loop_p): Likewise.
10211 * tree.c (needs_to_live_in_memory): Likewise.
10212 * tree.h (struct tree_type, needs_to_live_in_memory,
10213 aggregate_value_p, must_pass_in_stack_var_size,
10214 must_pass_in_stack_var_size_or_pad): Likewise.
10215 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
10216 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
10217 lookup_filename): Likewise.
10219 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10222 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
10223 fake fcomi i387 instruction for !TARGET_CMOVE.
10224 (ix86_expand_branch): Expand natural sequence with one jump for
10225 all targets, not only TARGET_CMOVE.
10226 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
10227 pattern to implement fake fcomi sequence. Split instruction after
10228 reload to correct compare sequences.
10229 (*cmpfp_xf_cc): Ditto.
10230 (*cmpfp_<mode>_cc): Ditto.
10231 (*cmpfp_u_cc): Ditto.
10232 (*cmpfp_<mode>_cc): Ditto.
10234 2007-08-23 Richard Guenther <rguenther@suse.de>
10236 * tree-pretty-print.c (dump_generic_node): Annotate
10237 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
10239 2007-08-23 Richard Guenther <rguenther@suse.de>
10241 * builtins.c (expand_builtin_mathfn): Wrap argument in
10242 save_expr directly instead of re-building the call.
10243 (expand_builtin_mathfn_2): Likewise.
10244 (expand_builtin_mathfn_3): Likewise.
10245 (expand_builtin_interclass_mathfn): Likewise.
10246 (expand_builtin_int_roundingfn): Set arg.
10247 (expand_builtin_int_roundingfn_2): Likewise.
10249 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
10251 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
10252 *sse_nand<mode>3, *sse_xor<mode>3): New.
10254 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10256 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
10257 * config/i386/i386.c (print_operand): Handle ';' code. Output
10258 semicolon for TARGET_MACHO.
10259 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
10260 emit semicolon after 'lock' prefix.
10261 (sync_double_compare_and_swap<mode>): Ditto.
10262 (*sync_double_compare_and_swapdi_pic): Ditto.
10263 (*sync_compare_and_swap_cc<mode>): Ditto.
10264 (sync_double_compare_and_swap_cc<mode>): Ditto.
10265 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10266 (sync_old_add<mode>): Ditto.
10267 (sync_add<mode>): Ditto.
10268 (sync_sub<mode>): Ditto.
10269 (sync_ior<mode>): Ditto.
10270 (sync_and<mode>): Ditto.
10271 (sync_xor<mode>): Ditto.
10273 2007-08-22 Chao-ying Fu <fu@mips.com>
10275 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
10277 (copy_rtx): Handle CONST_FIXED.
10278 (rtx_equal_p): Likewise.
10279 * rtl.h (fixed_value.h): New include.
10280 (rtx_def): Add a new field of fixed_value to u.
10281 (XCNMPFV): Define for accessing fixed_value.
10282 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
10284 * rtl.def (CONST_FIXED): New constant.
10285 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
10286 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
10287 US_ASHIFT): New codes.
10288 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
10289 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
10290 unsigned_fract_convert, unsigned_sat_fract): Document them.
10291 * varasm.c (assemble_integer): Extend to support fixed-point constants
10292 by using different machine classes.
10293 (decode_addr_const): Handle FIXED_CST.
10294 (const_hash_1): Likewise.
10295 (compare_constant): Likewise.
10296 (copy_constant): Likewise.
10297 (const_rtx_hash_1): Handle CONST_FIXED.
10298 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10299 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10300 MODE_VECTOR_UACCUM.
10301 (initializer_constant_valid_p): Handle FIXED_CST.
10302 (output_constant): Support FIXED_POINT_TYPE.
10303 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
10304 * cse.c (hash_rtx): Support CONST_FIXED.
10305 (exp_equiv_p): Likewise.
10306 (cannon_reg): Likewise.
10307 (fold_rtx): Likewise.
10308 (equiv_constant): Likewise.
10309 (cse_process_notes_1): Likewise.
10310 (count_reg_usage): Likewise.
10311 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
10312 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
10313 (wrap_constant): Check CONST_FIXED.
10314 (cselib_hash_rtx): Support CONST_FIXED.
10315 (cselib_subst_to_values): Likewise.
10316 * df-scan.c (df_uses_record): Likewise.
10317 * gcse.c (want_to_gcse_p): Likewise.
10318 (oprs_unchanged_p): Likewise.
10319 (oprs_not_set_p): Likewise.
10320 (compute_transp): Likewise.
10321 (extract_mentioned_regs_helper): Likewise.
10322 * genemit.c (gen_exp): Likewise.
10323 * local-alloc.c (equiv_init_varies_p): Likewise.
10324 (contains_replace_regs): Likewise.
10325 (memref_referenced_p): Likewise.
10326 * loop-invariant.c (check_maybe_invariant): Likewise.
10327 (hash_invariant_expr_1): Likewise.
10328 (invariant_expr_equal_p): Likewise.
10329 * postreload-gcse.c (oprs_unchanged_p): Likewise.
10330 * regclass.c (reg_scan_mark_refs): Likewise.
10331 * regrename.c (scan_rtx): Likewise.
10332 * resource.c (mark_referenced_resources): Likewise.
10333 (mark_set_resources): Likewise.
10334 * rtlanal.c (rtx_unstable_p): Likewise.
10335 (rtx_varies_p): Likewise.
10336 (count_occurrences): Likewise.
10337 (reg_mentioned_p): Likewise.
10338 (modified_between_p): Likewise.
10339 (modified_in_p): Likewise.
10340 (volatile_insn_p): Likewise.
10341 (volatile_refs_p): Likewise.
10342 (side_effects_p): Likewise.
10343 (may_trap_p_1): Likewise.
10344 (inequality_comparisons_p): Likewise.
10345 (computed_jump_p_1): Likewise.
10346 (commutative_operand_precedence): Likewise.
10347 * sched-deps.c (sched_analyze_2): Likewise.
10348 * sched-vis.c (print_value): Likewise.
10349 * reload.c (operands_match_p): Likewise.
10350 (subst_reg_equivs): Likewise.
10351 * reload1.c (eliminate_regs_1): Likewise.
10352 (elimination_effects): Likewise.
10353 (scan_paradoxical_subregs): Likewise.
10354 * alias.c (rtx_equal_for_memref_p): Likewise.
10355 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
10356 * emit-rtl.c (const_fixed_htab): New hash table.
10357 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
10359 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
10360 const_fixed_from_fixed_value): New functions.
10361 (verify_rtx_sharing): Handle CONST_FIXED.
10362 (copy_rtx_if_shared_1): Likewise.
10363 (reset_used_flags): Likewise.
10364 (set_used_flags): Likewise.
10365 (copy_insn_1): Likewise.
10366 (init_emit_once): Create const_fixed_htab.
10367 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10369 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10371 PR tree-optimization/32949
10372 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10373 before failing for ivs with non-constant step.
10375 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10377 * doc/md.texi (Iterators): Renamed from Macros. All contents
10378 changed to reflect rename of respectively define_code_macro and
10379 define_mode_macro to define_code_iterator and define_mode_iterator.
10380 (Mode Iterators, Code Iterators): Similar.
10381 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10382 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10383 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10384 (initialize_iterators, find_iterator, check_code_iterator)
10385 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10386 (read_mapping, read_rtx_1): Similar.
10387 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10388 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10389 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10390 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10391 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10392 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10393 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10394 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10395 config/rs6000/sync.md, config/rs6000/rs6000.md,
10396 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10397 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10398 config/vax/vax.md, config/bfin/bfin.md: Similar.
10400 2007-08-22 David Daney <ddaney@avtrex.com>
10402 * doc/install.texi (Testing): Mention testing on a simulator.
10404 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10406 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10408 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10409 and rearrange floating point conversion functions into different
10412 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10414 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10415 dfa_post_advance_cycle): New scheduler hooks.
10416 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10417 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10419 (TARGET_SCHED): Use them.
10420 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10421 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10422 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10424 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10425 function to facilitate debugging.
10426 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10427 (output_insn_has_dfa_reservation_p): New static function to output
10428 insn_has_dfa_reservation_p ().
10429 (write_automata): Use it.
10430 * genattr.c (main): Output declaration for
10431 insn_has_dfa_reservation_p ().
10433 2007-08-22 Christian Bruel <christian.bruel@st.com>
10434 Richard Guenther <rguenther@suse.de>
10436 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10437 * simplify_rtx (simplify_binary_operation_1): Likewise.
10439 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10441 PR rtl-optimization/32557
10442 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10443 of REGNO (mws->mw_reg).
10445 2007-08-22 Richard Guenther <rguenther@suse.de>
10447 PR middle-end/33007
10448 * builtins.c (expand_builtin_int_roundingfn): Replace call
10449 argument wrapped with SAVE_EXPR directly.
10450 (expand_builtin_int_roundingfn_2): Likewise.
10452 2007-08-22 Richard Guenther <rguenther@suse.de>
10454 * tree-inline.c (inlinable_function_p): Restore disregarding
10455 inline limits for GNU extern inline functions.
10457 2007-08-22 Richard Guenther <rguenther@suse.de>
10459 PR middle-end/32563
10460 * tree.c (host_integerp): Treat sizetype as signed as it is
10463 2007-08-21 Ian Lance Taylor <iant@google.com>
10465 PR tree-optimization/33134
10466 * tree-vrp.c (adjust_range_with_scev): Call
10467 set_value_range_to_value.
10469 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10471 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10474 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10476 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10479 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10481 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10482 cases to set eight bytes at a time.
10483 (expand_block_move): Likewise.
10485 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10488 * dwarf2out.c (gen_decl_die): Don't call
10489 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10491 2007-08-21 Paul Brook <paul@codesourcery.com>
10492 Nathan Sidwell <nathan@codesourcery.com>
10493 Mark Mitchell <mark@codesourcery.com>
10494 Joseph Myers <joseph@codesourcery.com>
10496 * configure.ac: Add --with-pkgversion and --with-bugurl.
10497 * configure: Regenerate.
10498 * doc/install.texi: Document them.
10499 * version.c (version_string): Remove VERSUFFIX.
10500 (VERSUFFIX): Remove.
10501 (pkgversion_string): New.
10502 (bug_report_url): Do not hard-code initializer.
10503 * version.h (pkgversion_string): Declare.
10504 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10506 (version.o): Define PKGVERSION and BUGURL.
10507 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10508 (%.pod): Define BUGURL.
10509 * gcc.c (process_command, main): Use pkgversion_string.
10510 * toplev.c (compile_file, print_version): Likewise.
10511 * protoize.c (main): Likewise.
10512 * gcov.c (print_version): Likewise. Update copyright date.
10513 * gcov-dump.c (print_version): Likewise. Update copyright date.
10514 * mips-tdump.c (main): Likewise. Update copyright date.
10515 * mips-tfile.c (main): Likewise. Update copyright date.
10516 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10517 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10518 shorten description.
10519 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10520 * doc/gccint.texi: Likewise.
10521 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10522 Update copyright date.
10524 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10526 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10527 (ix86_expand_strlensi_unroll_1): Ditto.
10528 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10529 (ix86_expand_carry_flag_compare): Update comment.
10531 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10533 PR middle-end/32912
10534 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10535 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10537 2007-08-21 Richard Guenther <rguenther@suse.de>
10539 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10541 2007-08-21 Richard Guenther <rguenther@suse.de>
10543 PR middle-end/33122
10544 * fold-const.c (fold_binary): Remove index +p PTR folding.
10545 Fix types of POINTER_PLUS_EXPR generated by folding of
10548 2007-08-20 Chao-ying Fu <fu@mips.com>
10550 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10551 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10552 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10553 (c_common_fixed_point_type_for_size): Declare.
10554 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10555 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10556 (c_token_starts_declspecs): Likewise.
10557 (c_parser_declspecs): Likewise.
10558 (c_parser_attributes): Likewise.
10559 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10560 (c_declspecs): Add saturating_p.
10561 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10562 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10563 _Sat. Handle RID_SAT.
10564 Avoid using void, bool, char, int, float, double, _Decimal32,
10565 _Decimal64, _Decimal128, and complex with _Sat.
10566 Handle RID_FRACT and RID_ACCUM.
10567 Make sure _Sat is used with _Fract or _Accum.
10568 (finish_declspecs): Handle cts_fract and cts_accum.
10569 * c-common.c (fixed-value.h): New include.
10570 (constant_expression_warning): Handle FIXED_CST.
10571 (overflow_warning): Likewise.
10572 (warnings_for_convert_and_check): Likewise.
10573 (c_common_fixed_point_type_for_size): New.
10574 (c_common_type_for_mode): Handle fixed-point modes to
10575 return various saturating/non-saturating, signed/unsigned types.
10576 (c_common_signed_or_unsigned_type): Support fixed-point types.
10577 (shorten_compare): Check fixed-point zero.
10578 Handle FIXED_POINT_TYPE.
10579 (c_common_truthvalue_conversion): Handle FIXED_CST.
10580 Handle FIXED_POINT_TYPE.
10581 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10583 (handle_mode_attribute): Handle fixed-point modes. Need to check
10584 if the signness of base type and fixed-point modes are consistent.
10585 (handle_vector_size_attribute): Handle fixed-point modes.
10586 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10587 (warn_for_div_by_zero): Check fixed-point zero.
10588 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10589 a common fixed-point type based on fbit, ibit, sign, and saturation.
10590 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10591 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10592 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10593 (convert_for_assignment): Support FIXED_POINT_TYPE.
10594 (digest_init): Handle FIXED_POINT_TYPE.
10595 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10596 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10597 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10598 GE_EXPR, LT_EXPR, GT_EXPR.
10599 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10600 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10601 * target.h (gcc_target): Add fixed_point_supported_p.
10602 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10603 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10604 (default_fixed_point_supported_p): Define.
10605 * targhooks.h (default_fixed_point_supported_p): Declare.
10606 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10607 * doc/install.texi (Configuration): Add --enable-fixed-point.
10608 * configure.ac (--enable-fixed-point): New to enable fixed-point
10609 arithmetic extension to C. For mips targets, we enable it by default.
10610 * configure, config.in: Regenerate.
10612 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10614 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10616 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10618 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10619 DWARF2_DEBUGGING_INFO.
10620 (cold_text_section_used): Same.
10621 (cold_text_section): Same.
10623 2007-08-20 Richard Guenther <rguenther@suse.de>
10625 * c-typeck.c (convert_for_assignment): Use the type of
10626 the member for the initialization.
10628 2007-08-20 Richard Guenther <rguenther@suse.de>
10630 * c-objc-common.c (c_disregard_inline_limits): Remove.
10631 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10632 * cgraphunit.c (cgraph_process_new_functions): Call
10633 disregard_inline_limits_p.
10634 (cgraph_preserve_function_body_p): Likewise.
10635 * ipa-inline.c (compute_inline_parameters): Likewise.
10636 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10638 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10639 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10640 disregard_inline_limits langhook.
10641 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10643 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10644 disregard_inline_limits langhook.
10645 * tree-inline.c (disregard_inline_limits_p): New function.
10646 * tree-inline.h (disregard_inline_limits_p): Declare.
10648 2007-08-20 Richard Guenther <rguenther@suse.de>
10650 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10651 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10652 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10653 auto_var_in_fn_p langhook.
10654 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10656 * tree.c (auto_var_in_fn_p): ... here.
10657 (find_var_from_fn): Call auto_var_in_fn_p directly.
10658 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10659 auto_var_in_fn_p langhook.
10660 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10661 (copy_body_r): Likewise.
10662 (self_inlining_addr_expr): Likewise.
10663 * tree.h (auto_var_in_fn_p): Declare.
10665 2007-08-20 Richard Guenther <rguenther@suse.de>
10667 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10668 (walk_type_fields): Take lh parameter.
10669 (walk_tree): Rename to ...
10670 (walk_tree_1): ... this. Do not call the walk_subtrees
10671 langhook but the now passed callback. Pass lh on recursion.
10672 (walk_tree_without_duplicates): Rename to ...
10673 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10674 and call walk_tree_1.
10675 * tree.h (walk_tree_lh): New typedef.
10676 (walk_tree_1): Declare.
10677 (walk_tree_without_duplicates_1): Likewise.
10678 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10679 (walk_tree_without_duplicates): New define to
10680 walk_tree_without_duplicates_1 with NULL lh parameter.
10681 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10682 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10684 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10685 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10686 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10689 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10691 PR middle-end/30564
10692 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10693 code in front of the compacting of basic blocks.
10694 Move the folding of statements inbetween the cgraph checking
10695 and compacting of basic blocks.
10697 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10698 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10701 * config/alpha/alpha.c (va_list_skip_additions): Check for
10702 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10703 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10704 PLUS_EXPR when checking ap.__base.
10705 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10706 when doing addition on pointer types. Use size_int instead of
10708 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10709 ptr_type in the second operand.
10711 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10714 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10716 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10718 PR middle-end/32940
10719 * cfgexpand.c (expand_one_register_var): Mark pointer
10720 DECL_ARTIFICIAL as REG_POINTER also.
10721 * stmt.c (expand_decl): Likewise.
10723 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10730 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10731 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10732 on_worklist argument and avoid adding things to worklist multiple
10734 (add_to_worklist): Ditto.
10735 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10736 single SFT is clobbered.
10737 (set_initial_properties): Ditto.
10738 (compute_call_clobbered): Update for changes to function
10740 (create_overlap_variables_for): Always create SFT for offset 0.
10741 (create_structure_vars): Handle PHI's, since we are in SSA form at
10743 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10744 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10746 (add_vars_for_offset): Figure out aliases from access + points-to.
10747 (add_virtual_operand): Use add_vars-for_offset.
10748 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10749 (add_call_clobber_ops): Remove makes_clobbering_call set.
10750 (get_expr_operands): Always pass through the INDIRECT_REF
10752 * tree-ssa-structalias.c (struct constraint_graph): Remove
10754 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10755 address_taken, pt_used, number_incoming.
10756 (FIRST_ADDR_NODE): Removed.
10757 (merge_graph_nodes): Remove broken code for the moment.
10758 (init_graph): New function.
10759 (build_pred_graph): Remove code to init_graph.
10760 Add location equivalence support.
10761 (struct scc_info): Rename roots to deleted.
10762 (scc_visit): Ditto.
10763 (init_scc_info): Ditto
10764 (init_topo_info): Use graph->size.
10765 (compute_topo_order): Ditto.
10766 (do_da_constraint): Removed.
10767 (do_sd_constraint): Remove calls to find().
10768 set_union_with_increment should always get 0 as last arg here.
10769 (do_complex_constraint): Replace do_da_constraint with assert.
10771 (struct equiv_class_label): New.
10772 (pointer_equiv_class_table): Ditto.
10773 (location_equiv_class_table): Ditto.
10774 (equiv_class_label_hash): Ditto.
10775 (equiv_class_label_eq): Ditto
10776 (equiv_class_lookup): Ditto.
10777 (equiv_class_ladd): Ditto.
10778 (pointer_equiv_class): Ditto.
10779 (location_equiv_class): Ditto.
10780 (condense_visit): Rename and rewrite from label_visit to do only
10781 SCC related stuff for HU.
10782 (label_visit): Do HU work for HU.
10783 (perform_var_substitution): Update to do HU and location
10785 (free_var_substitution_info): Update to free HU and location
10786 equivalence structures. */
10787 (find_equivalent_node): Update for pointer but not location
10789 (unite_pointer_equivalences): New function.
10790 (move_complex_constraints): Rewrite to only do moving.
10791 (rewrite_constraints): Split out of move_complex_constraints.
10792 (solve_graph): Use graph->size.
10793 (process_constraint_1): Add from_call argument, use it.
10794 Split *a = &b into two constraints.
10795 (process_constraint): Use new process_constraint_1.
10796 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10797 (get_constraint_for): Handle non-pointer integers properly.
10798 Remove code that used to handle structures.
10799 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10800 with unknown addends.
10801 (handle_rhs_call): New function.
10802 (find_func_aliases): Use handle_rhs_call.
10803 (set_uids_in_ptset): Add an assert.
10804 (set_used_smts): Fix bug in not considering unified vars.
10805 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10806 (compute_points_to_sets): Update for other function changes.
10807 (delete_points_to_sets): Ditto.
10808 (ipa_pta_execute): Ditto.
10809 (pass_ipa_pta): We need to update SSA after ipa_pta.
10811 2007-08-19 Jan Hubicka <jh@suse.cz>
10813 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10815 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10817 * dwarf2out.c (text_section_used, cold_text_section_used,
10818 cold_text_section, dwarf2out_note_section_used): New.
10819 (dwarf2out_init): Initialize cold_text_section.
10820 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10821 dwarf2out_note_section_used.
10822 (size_of_aranges): Only count entry for text section if it was
10823 used. Count entry for cold text section if it was used.
10824 (output_aranges): Only output entries for text section and cold
10825 text section if they were used.
10827 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10829 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10831 (debug_generic_stmt): Likewise.
10832 (debug_tree_chain): Likewise.
10834 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10836 * tree-data-refs.c (split_constant_offset): Expose.
10837 * tree-data-refs.h (split_constant_offset): Add declaration.
10839 * tree-vectorizer.h (dr_alignment_support): Renamed
10840 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10841 Added a new value dr_explicit_realign.
10842 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10843 dr_offset, dr_step, and dr_aligned_to, along with new access
10844 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10845 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10846 STMT_VINFO_DR_ALIGNED_TO.
10848 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10850 In case of outer-loop vectorization with non-fixed misalignment - use
10851 the dr_explicit_realign scheme instead of the optimized realignment
10853 (new_stmt_vec_info): Initialize new fields.
10855 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10856 'nested_in_vect_loop' case. Change verbosity level.
10857 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10858 Don't fail on zero step in the outer-loop for loads.
10859 (vect_analyze_data_refs): Call split_constant_offset to calculate
10860 base, offset and init relative to the outer-loop.
10862 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10863 BSI function argument with a new function argument - at_loop.
10864 Simplify the condition that determines STEP. Takes additional argument
10865 INV_P. Support outer-loop vectorization (handle the
10866 nested_in_vect_loop case), including zero step in the outer-loop. Call
10867 vect_create_addr_base_for_vector_ref with additional argument.
10868 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10869 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10870 Fixed and simplified calculation of step.
10871 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10872 of bsi, and with additional argument. Call bump_vector_ptr with
10873 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10874 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10875 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10876 when the realignment setup needs to take place inside the loop.
10877 Support the dr_explicit_realign scheme. Allow generating the optimized
10878 realignment scheme for outer-loop vectorization. Added documentation.
10879 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10880 the 'nested_in_vect_loop' case, including loads that are invariant in
10881 the outer-loop and the realignment schemes. Handle the case when the
10882 realignment setup needs to take place inside the loop. Call
10883 vect_setup_realignment with additional arguments. Call
10884 vect_create_data_ref_ptr with additional argument and with loop instead
10885 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10886 (vect_gen_niters_for_prolog_loop): Call
10887 vect_create_addr_base_for_vector_ref with additional arguments.
10888 (vect_create_cond_for_align_checks): Likewise.
10889 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10890 scheme: takes additional argument bump; argument ptr_incr is now
10891 optional; updated documentation.
10892 (vect_init_vector): Takes additional argument (bsi). Use it, if
10893 available, to insert the vector initialization.
10894 (get_initial_def_for_induction): Pass additional argument in call to
10896 (vect_get_vec_def_for_operand): Likewise.
10897 (vect_setup_realignment): Likewise.
10898 (vectorizable_load): Likewise.
10900 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10902 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10903 as argument instead of struct loop.
10904 (nested_in_vect_loop_p): New function.
10905 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10906 vect_used_in_outer.
10907 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10908 from other phis in the loop.
10909 (destroy_loop_vec_info): Add additional argument to declaration.
10911 * tree-vectorizer.c (supportable_widening_operation): Also check if
10912 nested_in_vect_loop_p (don't allow changing the order in this case).
10913 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10914 of struct loop. Call nested_in_vect_loop_p and don't require
10915 flag_unsafe_math_optimizations if it returns true.
10916 (new_stmt_vec_info): When setting def_type for phis differentiate
10917 loop-header phis from other phis.
10918 (bb_in_loop_p): New function.
10919 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10920 just update their loop_vinfo. Order of BB traversal now matters -
10921 call dfs_enumerate_from with bb_in_loop_p.
10922 (destroy_loop_vec_info): Takes additional argument to control whether
10923 stmt_vinfo of the loop stmts should be destroyed as well.
10924 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10925 reduction stmt to be defines by a non loop-header phi.
10926 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10928 * tree-vect-transform.c (vectorizable_reduction): Call
10929 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10930 (vectorizable_call): Likewise.
10931 (vectorizable_conversion): Likewise.
10932 (vectorizable_operation): Likewise.
10933 (vectorizable_type_promotion): Likewise.
10934 (vectorizable_type_demotion): Likewise.
10935 (vectorizable_store): Likewise.
10936 (vectorizable_live_operation): Likewise.
10937 (vectorizable_reduction): Likewise. Also pass loop_info to
10938 vect_is_simple_reduction instead of loop.
10939 (vect_init_vector): Call nested_in_vect_loop_p.
10940 (get_initial_def_for_reduction): Likewise.
10941 (vect_create_epilog_for_reduction): Likewise.
10942 (vect_init_vector): Check which loop to work with, in case there's an
10944 (get_initial_def_for_inducion): Extend to handle outer-loop
10945 vectorization. Fix indentation.
10946 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10947 In the case vect_induction_def get the vector def from the induction
10948 phi node, instead of calling get_initial_def_for_inducion.
10949 (get_initial_def_for_reduction): Extend to handle outer-loop
10951 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10953 (vect_transform_loop): Change assert to just skip this case. Add a
10955 (vect_finish_stmt_generation): Add a couple asserts.
10957 (vect_estimate_min_profitable_iters): Multiply
10958 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10960 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10961 this is an inner-loop reduction in outer-loop vectorization.
10963 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10964 Same code as what used to be vect_analyze_scalar_cycles, only with
10965 additional argument loop, and loop_info passed to
10966 vect_is_simple_reduction instead of loop.
10967 (vect_analyze_scalar_cycles): Code factored out into
10968 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10969 Updated documentation.
10970 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10971 outer-loop vectorization that are live or not used in the outerloop,
10972 cause this requires special handling.
10973 (vect_enhance_data_refs_alignment): Don't consider versioning for
10975 (vect_analyze_data_refs): Check that there are no datarefs in the
10977 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10978 and vect_used_in_outer_by_reduction cases.
10979 (process_use): Also consider the case of outer-loop stmt defining an
10980 inner-loop stmt and vice versa.
10981 (vect_analyze_loop_1): New function.
10982 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10983 loops. Call vect_analyze_loop_1.
10984 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10985 been vectorized. Call destroy_loop_vec_info with additional argument.
10987 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10988 in the inner-loop when doing outer-loop vectorization. Add
10989 documentation and printout.
10990 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10991 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10993 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10995 * tree-affine.h (print_aff): New prototype.
10996 (debug_aff): Likewise.
10997 * tree-affine.c (print_aff): New function.
10998 (debug_aff): Likewise.
11000 2007-08-18 Paul Brook <paul@codesourcery.com>
11001 Joseph Myers <joseph@codesourcery.com>
11003 * common.opt (-fdebug-prefix-map=): New option.
11004 * opts.c: Include debug.h.
11005 (common_handle_option): Handle -fdebug-prefix-map.
11006 * final.c: Include ggc.h.
11007 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
11008 remap_debug_filename): New.
11009 * Makefile.in (final.o, opts.o): Update dependencies.
11010 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
11011 * configure.ac: Check for assembler --debug-prefix-map support.
11012 * configure, config.in: Regenerate.
11013 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
11014 (ASM_DEBUG_SPEC): Include ASM_MAP.
11015 * doc/install.texi (--with-debug-prefix-map): Document.
11016 * doc/invoke.texi (-fdebug-prefix-map): Document.
11017 * dbxout.c (dbxout_init, dbxout_start_source_file,
11018 dbxout_source_file): Call remap_debug_filename.
11019 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
11020 dwarf2out_start_source_file, dwarf2out_finish): Call
11021 remap_debug_filename.
11022 (file_table_relative_p): Do not check d->emitted_number.
11023 * toplev.c (output_file_directive): Call remap_debug_filename.
11024 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
11025 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
11027 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11029 * loop-invariant.c (find_invariants_to_move): Add missing macro
11032 2007-08-17 Tom Tromey <tromey@redhat.com>
11034 * tree.h (struct tree_label_decl): Removed old "java" fields.
11036 2007-08-17 Richard Sandiford <richard@codesourcery.com>
11037 Nigel Stephens <nigel@mips.com>
11039 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
11040 Treat -mno-data-in-code and -mcode-xonly as aliases for
11041 -mcode-readable=no and -mcode-readable=pcrel respectively.
11042 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
11043 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
11044 (MULTILIB_DIRNAMES): Update accordingly.
11046 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
11048 * Makefile.in (version.o): Depend on $(REVISION) only if
11049 REVISION_s is defined.
11051 2007-08-17 Sa Liu <saliu@de.ibm.com>
11052 Ulrich Weigand <uweigand@de.ibm.com>
11054 PR middle-end/32970
11055 * tree.c (reconstruct_complex_type): For a pointer to a vector,
11056 use build_qualified_type to retain qualifiers of the base type.
11058 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
11060 * config/score/score.md : Update pattern tablejump.
11061 * config/score/score.c : Update score_initialize_trampoline
11063 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
11064 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
11065 * doc/contrib.texi: Add my entry.
11067 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
11069 * Makefile.in (REVISION): New.
11072 (version.o): Also depend on $(REVISION). Add
11073 -DREVISION=$(REVISION_s).
11075 * version.c (version_string): Add REVISION.
11077 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
11079 * tree-eh.c (lower_try_finally_onedest): Reset the locus
11080 of GOTO that's relocated to a different block.
11082 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11084 * c-common.c (const_strip_array_types): New.
11085 * c-common.h (lang_missing_noreturn_ok_p): Delete.
11086 (const_strip_array_types): New.
11087 * c-objc-common.c (c_disregard_inline_limits,
11088 c_warn_unused_global_decl): Constify.
11089 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
11090 c_vla_type_p, c_incomplete_type_error): Likewise.
11091 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
11092 * hooks.c (hook_bool_const_tree_false): New.
11093 * hooks.h (hook_bool_const_tree_false): Likewise.
11094 * langhooks-def.h (lhd_warn_unused_global_decl,
11095 lhd_incomplete_type_error, lhd_expr_size,
11096 lhd_tree_inlining_disregard_inline_limits,
11097 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11098 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
11099 * langhooks.c (lhd_warn_unused_global_decl,
11100 lhd_incomplete_type_error,
11101 lhd_tree_inlining_disregard_inline_limits,
11102 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11103 lhd_expr_size): Likewise.
11104 * langhooks.h (lang_hooks_for_tree_inlining,
11105 lang_hooks_for_tree_dump, lang_hooks_for_types,
11106 lang_hooks_for_decls, lang_hooks): Likewise.
11107 * pointer-set.c (pointer_set_t, pointer_set_create,
11108 pointer_set_contains, insert_aux, pointer_set_insert,
11109 pointer_set_traverse, pointer_map_t, pointer_map_create,
11110 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
11112 * pointer-set.h (pointer_set_contains, pointer_set_insert,
11113 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
11114 pointer_map_traverse): Likewise.
11115 * predict.c (assert_is_empty): Likewise.
11116 * tree-affine.c (free_name_expansion): Likewise.
11117 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
11118 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
11119 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
11121 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
11123 * tree-vectorizer.c (new_loop_vec_info): Initialize new
11125 (destroy_loop_vec_info): Add call to VEC_free.
11126 * tree-vectorizer.h (may_alias_ddrs): Define.
11127 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
11128 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
11129 Change reporting to dump.
11130 (vect_is_duplicate_ddr): New.
11131 (vect_mark_for_runtime_alias_test): New.
11132 (vect_analyze_data_ref_dependences) Add call to
11133 vect_mark_for_runtime_alias_test.
11134 (vect_enhance_data_refs_alignment): Define local variable
11135 vect_versioning_for_alias_required, don't perform
11136 peeling for alignment if versioning for alias is
11138 (vect_enhance_data_refs_alignment): Use
11139 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
11140 PARAM_VECT_MAX_VERSION_CHECKS.
11141 * tree-vect-transform.c
11142 (vect_create_cond_for_alias_checks): New.
11143 (vect_transform_loop): Add call to
11144 vect_create_cond_for_alias_checks.
11145 (vect_vfa_segment_size): New.
11146 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
11148 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
11150 (vect-max-version-for-alignment-checks): Document.
11151 (vect-max-version-for-alias-checks): Document.
11152 (vect-max-version-checks): Remove.
11154 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
11156 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
11157 the same line as the instruction for all asm dialects.
11158 (*rep_movsi): Ditto.
11159 (*rep_movsi_rex64): Ditto.
11160 (*rep_movqi): Ditto.
11161 (*rep_movqi_rex64): Ditto.
11162 (*rep_stosdi_rex64): Ditto.
11163 (*rep_stossi): Ditto.
11164 (*rep_stossi_rex64): Ditto.
11165 (*rep_stosqi): Ditto.
11166 (*rep_stosqi_rex64): Ditto.
11167 (*cmpstrnqi_nz_1): Ditto.
11168 (*cmpstrnqi_nz_rex_1): Ditto.
11169 (*cmpstrnqi_1): Ditto.
11170 (*cmpstrnqi_rex_1): Ditto.
11171 (*strlenqi_1): Ditto.
11172 (*strlenqi_rex_1): Ditto.
11173 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
11174 prefix on the same line as the instruction for all asm dialects.
11175 (sync_double_compare_and_swap<mode>): Ditto.
11176 (*sync_double_compare_and_swapdi_pic): Ditto.
11177 (*sync_compare_and_swap_cc<mode>): Ditto.
11178 (sync_double_compare_and_swap_cc<mode>): Ditto.
11179 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
11180 (sync_old_add<mode>): Ditto.
11181 (sync_add<mode>): Ditto.
11182 (sync_sub<mode>): Ditto.
11183 (sync_ior<mode>): Ditto.
11184 (sync_and<mode>): Ditto.
11185 (sync_xor<mode>): Ditto.
11187 2007-08-16 Richard Sandiford <richard@codesourcery.com>
11189 PR middle-end/32897
11190 * reload.c (find_reloads): Check that the memory returned by
11191 find_reloads_toplev was not the result of forcing a constant
11193 (find_reloads_toplev): Always use simplify_gen_subreg to get
11194 the subreg of a constant. If the result is also a constant,
11195 but not a legitimate one, force it into the constant pool
11196 and reload its address.
11198 2007-08-15 David Edelsohn <edelsohn@gnu.org>
11200 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
11203 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
11205 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
11206 directive for the current vector ABI.
11208 2007-08-15 Steve Ellcey <sje@cup.hp.com>
11211 * caller-save.c (reg_save_code): Set invalide status on restore code.
11213 2007-08-15 Diego Novillo <dnovillo@google.com>
11215 * tree-ssa-alias.c (compute_memory_partitions): Use
11216 alias_bitmap_obstack to allocate bitmaps.
11217 (reset_alias_info): Factor out of init_alias_info.
11218 Mark all name tags not associated to an SSA name for renaming.
11219 (init_alias_info): Call it.
11220 (create_name_tags): Tidy. Add comments.
11221 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
11223 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11225 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
11226 scheduler dependencies.
11228 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
11230 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
11231 "register_operand".
11232 (*iorsi_1_zext): Likewise.
11233 (*iorsi_1_zext_imm): Likewise.
11234 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
11235 with "rm"/"xm" constraint.
11236 (sse2_vmsqrtv2df2): Likewise.
11238 2007-08-15 Jakub Jelinek <jakub@redhat.com>
11240 PR middle-end/33074
11241 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
11244 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
11246 * tree-pass.h (PROP_pta): Removed.
11247 (TODO_rebuild_alias): New.
11248 (pass_may_alias): Removed.
11249 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
11250 aliasing if we changed something.
11251 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
11253 (pass_may_alias): Removed.
11254 (create_structure_vars): Return TODO_rebuild_alias.
11255 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
11256 * tree-sra.c (tree_sra): Only rebuild aliasing if something
11258 (tree_sra_early): We never affect aliasing right now.
11259 * tree-flow.h (compute_may_aliases): New prototype.
11260 * passes.c: Remove pass_may_alias from the passes.
11261 (execute_function_todo): Support TODO_rebuild_alias.
11263 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
11265 * config/i386/i386.c (legitimize_address): Move dllimported variable
11266 check infront of legitimizing pic address of CONST symbols.
11268 2007-08-14 Steve Ellcey <sje@cup.hp.com>
11270 PR tree-optimization/32941
11271 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
11272 (goto_queue_cmp): Remove.
11273 (find_goto_replacement): Change search method.
11274 (maybe_record_in_goto_queue): Add assert.
11275 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
11276 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
11278 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11280 * alias.c (component_uses_parent_alias_set): Constify.
11281 * alias.h (component_uses_parent_alias_set): Likewise.
11282 * cfgrtl.c (print_rtl_with_bb): Likewise.
11283 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
11284 mpz_get_double_int): Likewise.
11285 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
11286 mpz_get_double_int): Likewise.
11287 * expr.c (is_aligning_offset, undefined_operand_subword_p,
11288 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
11290 * expr.h (safe_from_p): Likewise.
11291 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
11293 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
11294 zero_sized_type, goa_lhs_expr_p): Likewise.
11295 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
11296 * rtl.h (print_rtl_with_bb): Likewise.
11297 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
11298 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
11299 * tree-flow-inline.h (bb_stmt_list): Constify.
11300 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
11302 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
11303 const_first_stmt, const_last_stmt): New.
11304 (block_may_fallthru, empty_block_p): Constify.
11305 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
11306 EXPR_ONLY_BODY): New.
11307 (expr_first, expr_last, expr_only): Use macro for body.
11308 (const_expr_first, const_expr_last, const_expr_only): New.
11309 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
11310 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
11311 ctsi_prev, ctsi_stmt): New.
11312 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
11313 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
11314 * tree-ssa-loop-niter.c (loop_only_exit_p,
11315 derive_constant_upper_bound): Likewise.
11316 * tree-ssa-phiopt.c (empty_block_p): Likewise.
11317 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
11318 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
11319 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
11320 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
11321 * tree.c (get_type_static_bounds): Likewise.
11322 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
11323 (get_type_static_bounds): Constify.
11325 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11328 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
11329 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
11330 (*<addsub><mode>3_cc_overflow): New.
11331 (*add<mode>3_cconly_overflow): New.
11332 (*sub<mode>3_cconly_overflow): New.
11333 (*<addsub>si3_zext_cc_overflow): New.
11334 * config/i386/predicates.md (fcmov_comparison_operator): Accept
11335 CCCmode for LTU, GTU, LEU and GEU.
11336 (ix86_comparison_operator): Likewise.
11337 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
11338 * config/i386/i386.c (put_condition_code): Support CCCmode.
11339 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
11340 or MINUS expressions.
11342 2007-08-14 Andrew Pinski <pinskia@gmail.com>
11345 * c-typeck.c (build_binary_op): Disallow vector float types with
11346 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
11348 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
11350 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
11351 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
11352 (dep_def): New typedef.
11353 (init_dep_1, sd_debug_dep): Declare functions.
11354 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
11355 (debug_dep_links): Remove.
11356 (struct _deps_list): New field 'n_links'.
11357 (DEPS_LIST_N_LINKS): New macro.
11358 (FOR_EACH_DEP_LINK): Remove.
11359 (create_deps_list, free_deps_list, delete_deps_list): Remove
11361 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11362 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11363 (copy_deps_list_change_con, move_dep_link): Ditto.
11364 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11365 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
11367 (INSN_BACK_DEPS): Remove.
11368 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11370 (INSN_DEP_COUNT): Remove.
11371 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11372 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11373 Declare global variables.
11374 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11375 (add_forw_dep, compute_forward_dependences): Remove declarations.
11376 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11377 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11378 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11380 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11382 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11383 (sd_list_types_def): New typedef.
11384 (sd_next_list): Declare function.
11385 (struct _sd_iterator): New type.
11386 (sd_iterator_def): New typedef.
11387 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11389 (FOR_EACH_DEP): New cycle wrapper.
11390 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11392 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11393 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11396 * sched-deps.c (init_dep_1): Make global.
11397 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11399 (dump_dep): New static function.
11400 (dump_dep_flags): New static variable.
11401 (sd_debug_dep): New function.
11402 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11404 (move_dep_link): Use remove_from_deps_list (), instead of
11405 detach_dep_link ().
11406 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11407 (dep_link_is_detached_p): New static function.
11408 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11410 (dn_pool, dl_pool): New alloc_pools.
11411 (dn_pool_diff, dl_pool_diff): New static variables.
11412 (create_dep_node, delete_dep_node): New static function.
11413 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11414 (deps_list_empty_p): Make it static. Use 'n_links' field.
11415 (deps_pools_are_empty_p): New static function.
11416 (alloc_deps_list, delete_deps_list): Remove.
11417 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11418 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11419 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11420 (forward_dependency_cache): Remove.
11421 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11422 'back' from the names. Change signature to use dep_t instead of
11424 (add_back_dep): Ditto. Make global.
11425 (check_dep_status): Rename to check_dep ().
11426 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11428 (sd_finish_insn): Ditto.
11429 (sd_find_dep_between_no_cache): New static function.
11430 (sd_find_dep_between): New function.
11431 (ask_dependency_caches, set_dependency_caches): New static functions.
11432 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11433 (add_or_update_dep_1): Separate pieces of functionality into
11434 ask_dependency_caches (), update_dependency_caches (),
11435 change_spec_dep_to_hard (), update_dep ().
11436 (get_back_and_forw_lists): New static function.
11437 (sd_add_dep): Separate setting of dependency caches into
11438 set_dependency_caches ().
11439 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11441 (sd_delete_dep): Ditto.
11442 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11443 (dump_lists): New static function.
11444 (sd_debug_lists): New debug function.
11445 (delete_all_dependences, fixup_sched_groups): Update to use
11446 sd_* infrastructure.
11447 (sched_analyze_2): Create data-speculative dependency only if
11448 data-speculation is enabled.
11449 (sched_analyze_insn): If insn cannot be speculative, make all its
11450 dependencies non-speculative.
11451 (sched_analyze): Use sd_init_insn ().
11452 (add_forw_dep, compute_forward_dependencies): Remove.
11453 (delete_dep_nodes_in_back_deps): New static function.
11454 (sched_free_deps): New function.
11455 (init_dependency_caches): Init alloc_pools.
11456 (extend_depedency_caches): Update after removing of
11457 forward_dependency_cache.
11458 (free_dependency_caches): Ditto. Free alloc_pools.
11459 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11460 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11462 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11463 (add_dependence): Use init_dep ().
11464 (get_dep_weak_1): New static function.
11465 (get_dep_weak): Move logic to get_dep_weak_1 ().
11466 (dump_ds): New static function moved from haifa-sched.c:
11467 debug_spec_status ().
11468 (debug_ds): New debug function.
11469 (check_dep_status): Rename to check_dep (). Update to check whole
11472 * haifa-sched.c (spec_info): Make global.
11473 (added_recovery_block_p): Rename to
11474 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11475 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11476 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11477 to use new interfaces.
11478 (ok_for_early_queue_removal): Ditto.
11479 (schedule_block): Initialize logical uids of insns emitted by the
11481 (sched_init): Initialize new variable.
11482 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11484 (extend_global): Initialize insn data.
11485 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11486 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11488 (add_to_speculative_block): Update to use new interfaces.
11489 (create_recovery_block): Set new variables.
11490 (create_check_block_twin, fix_recovery_deps): Update to use new
11492 (sched_insn_is_legitimate_for_speculation_p): New function.
11493 (speculate_insn): Move checking logic to
11494 sched_insn_is_legitimate_for_speculation_p ().
11495 (sched_remove_insn): Finalize sched-deps information of instruction.
11496 (clear_priorities, add_jump_dependencies): Update to use new
11498 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11500 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11501 to use new interfaces.
11502 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11503 (new_ready): Try to use control speculation only if it is available.
11504 (add_branch_dependences): Update to use new interfaces.
11505 (compute_block_backward_dependences): Rename to
11506 compute_block_dependences (). Call
11507 targetm.sched.dependencies_evaluation_hook ().
11508 (free_block_dependencies): New static function.
11509 (debug_dependencies): Update to use new interfaces.
11510 (schedule_region): Remove separate computation of forward dependencies.
11511 Move call of targetm.sched.dependencies_evaluation_hook () to
11512 compute_block_dependences (). Free dependencies at the end of
11513 scheduling the region.
11515 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11517 (add_deps_for_risky_insns): Ditto.
11518 (schedule_ebb): Remove separate computation of forward dependencies.
11519 Free dependencies at the end of scheduling the ebb.
11521 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11522 (build_intra_loop_deps): Ditto. Remove separate computation of
11523 forward dependencies. Free sched-deps dependencies.
11525 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11526 to use new interfaces.
11527 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11529 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11531 (is_costly_group): Ditto.
11533 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11535 * alias.c (rtx_equal_for_memref_p): Constify.
11536 * basic-block.h (const_edge, const_basic_block): New.
11537 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11538 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11539 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11540 probably_never_executed_bb_p, edge_probability_reliable_p,
11541 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11542 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11544 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11545 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11547 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11548 flow_nodes_print, dfs_enumerate_from): Likewise.
11549 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11550 control_flow_insn_p, count_basic_blocks): Likewise.
11551 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11552 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11553 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11554 average_num_loop_insns, loop_exit_edge_p,
11555 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11556 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11557 average_num_loop_insns, seq_cost): Likewise.
11558 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11559 * dominance.c (dominated_by_p): Likewise.
11560 * emit-rtl.c (validate_subreg): Likewise.
11561 * except.c (can_throw_internal, can_throw_external): Likewise.
11562 * except.h (can_throw_internal, can_throw_external): Likewise.
11563 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11564 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11565 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11566 simple_mem, store_ops_ok, load_kills_store, find_loads,
11567 store_killed_in_insn, store_killed_after, store_killed_before,
11568 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11570 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11571 noce_mem_write_may_trap_or_fault_p): Likewise.
11572 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11574 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11576 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11577 probably_cold_bb_p, probably_never_executed_bb_p,
11578 edge_probability_reliable_p, br_prob_note_reliable_p,
11579 can_predict_insn_p): Likewise.
11580 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11581 * resource.c (return_insn_p): Likewise.
11582 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11584 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11585 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11586 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11587 verify_gimple_modify_stmt): Likewise.
11588 * tree-chrec.c (is_not_constant_evolution,
11589 is_multivariate_chrec_rec, is_multivariate_chrec,
11590 chrec_contains_symbols, chrec_contains_undetermined,
11591 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11592 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11593 eq_evolutions_p, scev_direction): Likewise.
11594 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11595 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11596 chrec_contains_symbols_defined_in_loop,
11597 chrec_contains_undetermined, tree_contains_chrecs,
11598 evolution_function_is_affine_multivariate_p,
11599 evolution_function_is_univariate_p, chrec_zerop,
11600 evolution_function_is_constant_p, evolution_function_is_affine_p,
11601 evolution_function_is_affine_or_constant_p,
11602 tree_does_not_contain_chrecs, chrec_type): Likewise.
11603 * tree-data-ref.c (tree_fold_divides_p,
11604 object_address_invariant_in_loop_p, dr_may_alias_p,
11605 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11606 same_access_functions, constant_access_functions,
11607 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11609 * tree-flow.h (scev_direction): Likewise.
11610 * tree-gimple.c (is_gimple_stmt): Likewise.
11611 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11613 * tree-pretty-print.c (op_prio): Likewise.
11614 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11615 analyzable_condition, backedge_phi_arg_p): Likewise.
11616 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11617 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11618 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11621 2007-08-13 Dan Hipschman <dsh@google.com>
11624 * c-format.c (check_format_arg): Move check for zero-length
11625 format strings below the check for unterminated strings.
11627 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11630 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11633 2007-08-13 Nick Clifton <nickc@redhat.com>
11635 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11637 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11640 * c-format.c (gcc_gfc_length_specs): New array.
11641 (gcc_gfc_char_table): Add unsigned specifier, and references to
11642 the l length modifier.
11643 (format_types_orig): Use the new gcc_gfc_length_specs.
11645 2007-08-12 Sa Liu <saliu@de.ibm.com>
11647 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11648 and with REG_RETVAL note after split.
11650 2007-08-11 David Daney <ddaney@avtrex.com>
11652 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11653 as ATTRIBUTE_UNUSED.
11655 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11656 Segher Boessenkool <segher@kernel.crashing.org>
11658 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11659 HAVE_LOCAL_CPU_DETECT not defined.
11661 2007-08-11 Jan Hubicka <jh@suse.cz>
11663 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11664 (cgraph_process_new_functions): Honor previous value of
11665 disregard_inline_limits.
11666 * ipa-inline.c (compute_inline_parameters): Likewise.
11668 2007-08-11 Ian Lance Taylor <iant@google.com>
11670 * alias.h (alias_set_type): Define new type.
11671 (ALIAS_SET_MEMORY_BARRIER): Use it.
11672 * rtl.h: Include alias.h.
11673 (struct mem_attrs): Use alias_set_type.
11674 * tree.h: Include alias.h
11675 (struct tree_type): Use alias_set_type.
11676 (struct tree_struct_field_tag): Likewise.
11677 (struct tree_decl_common): Likewise.
11678 * alias.c (struct alias_set_entry): Use alias_set_type.
11679 (get_alias_set_entry, alias_set_subset_of): Likewise.
11680 (alias_sets_conflict_p): Likewise.
11681 (alias_sets_must_conflict_p): Likewise.
11682 (objects_must_conflict_p): Likewise.
11683 (get_alias_set, new_alias_set): Likewise.
11684 (record_alias_subset, record_component_aliases): Likewise.
11685 (varargs_set, frame_set): Change to alias_set_type.
11686 (get_varargs_alias_set): Use alias_set_type.
11687 (get_frame_alias_set): Likewise.
11688 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11689 * dse.c (struct store_info): Use alias_set_type.
11690 (struct read_info, struct clear_alias_mode_holder): Likewise.
11691 (clear_alias_set_lookup, canon_address): Likewise.
11692 (record_store, check_mem_read_rtx): Likewise.
11693 (dse_record_singleton_alias_set): Likewise.
11694 (dse_invalidate_singleton_alias_set): Likewise.
11695 * emit-rtl.c (get_mem_attrs): Likewise.
11696 (set_mem_attributes_minus_bitpos): Likewise.
11697 (set_mem_alias_set): Likewise.
11698 * expr.c (store_constructor_field, store_field): Likewise.
11699 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11700 * langhooks.c (lhd_get_alias_set): Likewise.
11701 * langhooks-def.h (lhd_get_alias_set): Likewise.
11702 * reload1.c (alter_reg): Likewise.
11703 * tree-flow.h (struct fieldoff): Likewise.
11704 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11705 (may_alias_p, get_smt_for, create_sft): Likewise.
11706 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11707 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11708 (merge_smts_into): Likewise.
11709 * varasm.c (const_alias_set): Likewise.
11710 * c-common.c (strict_aliasing_warning): Likewise.
11711 (c_common_get_alias_set): Likewise.
11712 * dse.h (dse_record_singleton_alias_set): Update declaration.
11713 (dse_invalidate_singleton_alias_set): Likewise.
11714 * emit-rtl.h (set_mem_alias_set): Likewise.
11715 * c-common.h (c_common_get_alias_set): Likewise.
11716 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11717 * print-tree.c (print_node): Likewise.
11718 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11720 (alpha_setup_incoming_varargs): Use alias_set_type.
11721 * config/i386/i386.c (setup_incoming_varargs_64): Use
11723 (setup_incoming_varargs_ms_64): Likewise.
11724 (ix86_GOT_alias_set): Likewise.
11725 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11726 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11727 (set): Change to alias_set_type.
11728 (get_TOC_alias_set): Use alias_set_type.
11729 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11731 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11732 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11734 (struct_value_alias_set): Likewise.
11735 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11737 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11739 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11740 * config/vxworks.h (TARGET_VXWORKS): Override.
11741 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11742 "mips" if TARGET_VXWORKS.
11744 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11746 * calls.c (avoid_likely_spilled_reg): New function.
11747 (expand_call): Use it.
11749 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11751 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11753 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11755 * config/mips/predicates.md (const_call_insn_operand): Invoke
11756 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11758 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11761 * config/rs6000/driver-rs6000.c: Include link.h.
11762 Use ElfW instead of wordsize-specif typedef.
11764 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11766 * system.h (CONST_CAST): New.
11767 * c-decl.c (c_make_fname_decl): Use it.
11768 * c-lex.c (cb_ident, lex_string): Likewise.
11769 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11770 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11771 give_switch, set_multilib_dir): Likewise.
11772 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11773 * passes.c (execute_one_pass): Likewise.
11774 * prefix.c (update_path): Likewise.
11775 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11776 * tree.c (build_string): Likewise.
11778 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11780 * tree-flow-inline.h (is_exec_stmt): Remove.
11781 (is_label_stmt): Remove.
11782 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11785 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11787 * lower-subreg.c (resolve_shift_zext): Don't adjust
11788 src_reg_num for wordmode operands.
11790 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11791 David Ung <davidu@mips.com>
11793 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11794 (TARGET_SCHED_REORDER2): Define.
11795 (mips_maybe_swap_ready): New.
11796 (mips_last_74k_agen_insn): New.
11797 (mips_74k_agen_init): New.
11798 (mips_74k_agen_reorder): New function to group loads and stores
11799 in the ready queue.
11800 (mips_sched_init): New.
11801 (mips_sched_reorder): Don't do initialization here. Call
11802 mips_74k_agen_reorder.
11803 (mips_variable_issue): Call mips_74k_agen_init.
11805 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11807 * tree-flow-inline.h (get_filename): Remove.
11809 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11811 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11813 (mips_fetch_insns): Delete in favor of...
11814 (mips_load_store_insns): ...this new function.
11815 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11816 to say whether multiword moves _might_ be split.
11817 (mips_fetch_insns): Delete in favor of...
11818 (mips_load_store_insns): ...this new function.
11819 (mips_rtx_costs): Update the call to mips_address_insns.
11820 (mips_address_cost): Likewise.
11821 * config/mips/mips.md (length): Use mips_load_store_insns instead
11822 of mips_fetch_insns.
11823 * config/mips/constraints.md (R): Use mips_address_insns rather
11824 than mips_fetch_insns. Assume that the move never needs to be split.
11826 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11828 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11829 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11830 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11831 * config/mips/mips.h (mips16_hard_float): Delete.
11832 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11833 definitions, and replace with....
11834 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11835 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11836 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11837 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11838 (override_options): Replace MASK_SOFT_FLOAT references with
11839 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11840 and mips16_hard_float when TARGET_MIPS16.
11842 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11845 * c-typeck.c (build_binary_op): Check for non pointer types before
11846 calling int_fits_type_p.
11848 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11850 PR middle-end/32813
11851 * fold-const.c (omit_one_operand): Return only the ommitted expression
11852 if the result is an empty statement.
11853 (pedantic_omit_one_operand): Likewise.
11855 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11857 * c-typeck.c (readonly_error): Improve error for assignment.
11859 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11861 (pp_c_expression): Ditto.
11863 2007-08-09 Simon Baldwin <simonb@google.com>
11865 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11866 break that was preventing simplify_associative_operation() for xor.
11868 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11869 Nigel Stephens <nigel@mips.com>
11871 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11872 Document change in interpretation of value from boolean to
11874 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11875 ffs and ctz using clz.
11876 (expand_unop): Call them.
11877 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11879 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11880 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11881 enable the new ffs expansion on this target.
11883 2007-08-09 Jan Hubicka <jh@suse.cz>
11885 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11886 (expand_ternary_op): Likewise.
11887 (expand_vec_shift_expr): Likewise.
11888 (expand_binop_directly): Likewise.
11889 (expand_binop): Likewise.
11890 (sign_expand_binop): Likewise.
11891 (expand_twoval_unop): Likewise.
11892 (expand_twoval_binop): Likewise.
11893 (expand_twoval_binop_libfunc): Likewise.
11894 (widen_clz): Likewise.
11895 (widen_bswap): Likewise.
11896 (expand_parity): Likewise.
11897 (expand_unop): Likewise.
11898 (expand_abs_nojump): Likewise.
11899 (expand_copysign): Likewise.
11900 (emit_no_conflict_block): Likewise.
11901 (emit_libcall_block): Likewise.
11902 (can_compare_p): Likewise.
11903 (prepare_cmp_insn): Likewise.
11904 (emit_cmp_and_jump_insn_1): Likewise.
11905 (prepare_float_lib_cmp): Likewise.
11906 (emit_conditional_add): Likewise.
11907 (gen_add2_insn): Likewise.
11908 (have_add2_insn): Likewise.
11909 (gen_sub2_insn): Likewise.
11910 (have_sub2_insn): Likewise.
11911 (can_extend_p): Likewise.
11912 (can_fix_p): Likewise.
11913 (can_float_p): Likewise.
11914 (expand_float): Likewise.
11915 (expand_fix): Likewise.
11916 (expand_sfix_optab): Likewise.
11917 (new_optab): Likewise.
11918 (new_convert_optab): Likewise.
11919 (init_libfuncs): Likewise.
11920 (init_interclass_conv_libfuncs): Likewise.
11921 (init_intraclass_conv_libfuncs): Likewise.
11922 (set_conv_libfunc): Likewise.
11923 (init_optabs): Likewise.
11924 (debug_optab_libfuncs): Likewise.
11925 (gen_cond_trap): Likewise.
11926 * optabs.h (optab_handler, convert_optab_hanlder): New.
11927 * genopinit.c: Update optabs generation table.
11928 * reload.c (find_reloads_address_1): Use optabs accestors.
11929 * builtins.c (expand_builtin_mathfn): Likewise.
11930 (expand_builtin_mathfn_2): Likewise.
11931 (expand_builtin_mathfn_3): Likewise.
11932 (expand_builtin_interclass_mathfn): Likewise.
11933 (expand_builtin_sincos): Likewise.
11934 (expand_builtin_cexpi): Likewise.
11935 (expand_builtin_powi): Likewise.
11936 (expand_builtin_strlen): Likewise.
11937 * dojump.c (do_jump): Likewise.
11938 * expr.c (convert_move): Likewise.
11939 (move_by_pieces): Likewise.
11940 (move_by_pieces_ninsns): Likewise.
11941 (can_store_by_pieces): Likewise.
11942 (store_by_pieces_1): Likewise.
11943 (emit_move_via_integer): Likewise.
11944 (emit_move_complex): Likewise.
11945 (emit_move_ccmode): Likewise.
11946 (emit_move_insn_1): Likewise.
11947 (emit_single_push_insn): Likewise.
11948 (store_constructor): Likewise.
11949 (expand_expr_real_1): Likewise.
11950 (do_store_flag): Likewise.
11951 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11952 (enumerate_modes): Likewise.
11953 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11954 (supportable_widening_operation): Likewise.
11955 (supportable_narrowing_operation): Likewise.
11956 * expmed.c (store_bit_field_1): Likewise.
11957 (extract_bit_field_1): Likewise.
11958 (expand_mult_highpart_optab): Likewise.
11959 (expand_smod_pow2): Likewise.
11960 (expand_divmod): Likewise.
11961 (emit_store_flag): Likewise.
11962 * tree-vect-patterns.c
11963 (vect_pattern_recog_1): Likewise.
11964 * tree-ssa-loop-prefetch.c
11965 (nontemporal_store_p): Likewise.
11966 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11967 (vect_create_epilog_for_reduction): Likewise.
11968 (vectorizable_reduction): Likewise.
11969 (vectorizable_operation): Likewise.
11970 (vect_strided_store_supported): Likewise.
11971 (vectorizable_store): Likewise.
11972 (vect_strided_load_supported): Likewise.
11973 (vectorizable_load): Likewise.
11974 * combine.c (simplify_comparison): Likewise.
11975 * tree-vect-generic.c
11976 (type_for_widest_vector_mode): Likewise.
11977 (expand_vector_operations_1): Likewise.
11978 * config/spu/spu.c (spu_expand_mov): Likewise.
11979 (spu_emit_vector_compare): Likewise.
11980 * config/rs6000/rs6000.c
11981 (rs6000_emit_vector_compare): Likewise.
11982 * stmt.c (add_case_node): Likewise.
11983 * reload1.c (gen_reload):
11985 2007-08-09 Michael Matz <matz@suse.de>
11987 * tree.h (fixed_zerop): Declare as taking a const_tree.
11988 * tree.c (fixed_zerop): Take a const_tree.
11990 2007-08-09 Ira Rosen <irar@il.ibm.com>
11992 * tree-vect-transform.c (vectorizable_store): Remove call to
11993 copy_virtual_operands() and call mark_symbols_for_renaming() for
11994 the created vector store.
11995 (vect_setup_realignment): Don't call copy_virtual_operands() and
11996 update_vuses_to_preheader().
11997 (vectorizable_load): Don't call copy_virtual_operands().
11998 (update_vuses_to_preheader): Remove.
12000 2007-08-08 Chao-ying Fu <fu@mips.com>
12002 * tree.def (FIXED_POINT_TYPE): New type.
12003 (FIXED_CST): New constant.
12004 (FIXED_CONVERT_EXPR): New expr.
12005 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
12006 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
12007 * tree.h (struct tree_base): Add saturating_flag.
12008 Remove one bit of spare for saturating_flag.
12009 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
12010 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
12011 FIXED_POINT_TYPE_P): Define.
12012 (TYPE_SATURATING): Define.
12013 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
12014 (struct tree_fixed_cst): New.
12015 (TYPE_IBIT, TYPE_FBIT): Define.
12016 (tree_node): Add fixed_cst.
12017 (enum tree_index): Add new enumeration values of
12018 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
12019 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
12020 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
12021 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
12022 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
12023 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
12024 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
12025 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
12026 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
12027 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
12028 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
12029 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
12030 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
12031 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
12032 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
12033 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
12034 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
12035 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
12036 (sat_short_fract_type_node, sat_fract_type_node,
12037 sat_long_fract_type_node, sat_long_long_fract_type_node,
12038 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
12039 sat_unsigned_long_fract_type_node,
12040 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
12041 fract_type_node, long_fract_type_node, long_long_fract_type_node,
12042 unsigned_short_fract_type_node, unsigned_fract_type_node,
12043 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
12044 sat_short_accum_type_node, sat_accum_type_node,
12045 sat_long_accum_type_node, sat_long_long_accum_type_node,
12046 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
12047 sat_unsigned_long_accum_type_node,
12048 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
12049 accum_type_node, long_accum_type_node, long_long_accum_type_node,
12050 unsigned_short_accum_type_node, unsigned_accum_type_node,
12051 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
12052 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
12053 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
12054 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
12055 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
12056 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
12057 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
12058 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
12059 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
12060 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
12061 sat_uda_type_node, sat_uta_type_node): New macro.
12062 (make_fract_type, make_accum_type): Declare.
12063 (make_signed_fract_type, make_unsigned_fract_type,
12064 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
12065 make_signed_accum_type, make_unsigned_accum_type,
12066 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
12067 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
12068 make_or_reuse_sat_signed_fract_type,
12069 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
12070 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
12071 make_or_reuse_sat_unsigned_accum_type): New macro.
12072 (fixed_zerop): Declare.
12073 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
12074 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12075 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12076 LONG_LONG_ACCUM_TYPE_SIZE): Define.
12077 * treestruct.def: Add TS_FIXED_CST.
12078 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
12079 (tree.o): Likewise.
12080 (tree-dump.o): Likewise.
12081 (print-tree.o): Likewise.
12082 (tree-pretty-print.o): Likewise.
12083 (fold-const.o): Likewise.
12084 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
12085 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
12086 (is_gimple_min_invariant): Handle FIXED_CST.
12087 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
12088 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12089 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12090 (layout_type): Handle FIXED_POINT_TYPE.
12091 (make_fract_type, make_accum_type): New functions.
12092 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
12093 * tree-dump.c (fixed-value.h): New include.
12094 (dump_fixed): New function.
12095 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
12096 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
12097 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
12098 * tree-pretty-print.c (fixed-value.h): New include.
12099 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
12100 FIXED_CONVERT_EXPR.
12101 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
12102 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
12103 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
12104 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
12105 for non-saturating fixed-point types.
12106 (reassociate_bb): Likewise.
12107 * emit-rtl.c (fixed-value.h): New include.
12108 (fconst0, fconst1): New array.
12109 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
12110 * tree-vect-generic.c expand_vector_operation): Support
12111 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
12112 MODE_VECTOR_UACCUM.
12113 (type_for_widest_vector_mode): Add one parameter for the
12115 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
12117 Pass the satp parameter to type_for_mode for fixed-point types.
12118 (expand_vector_operations_1): Pass the saturating flag to
12119 type_for_widest_vector_mode.
12120 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12121 and MODE_VECTOR_UACCUM.
12122 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
12123 (vectorizable_condition): Likewise.
12124 * tree.c (fixed-value.h): New include.
12125 (tree_code_size): Support FIXED_CST.
12126 (build_fixed): New function.
12127 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
12128 (fixed_zerop): New function.
12129 (tree_node_structure): Support FIXED_CST.
12130 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
12131 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
12132 (type_hash_eq): Handle FIXED_POINT_TYPE.
12133 (simple_cst_equal): Support FIXED_CST.
12134 (iterative_hash_expr): Handle FIXED_CST.
12135 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
12136 (get_narrower): Likewise.
12137 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
12138 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
12139 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
12140 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
12142 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
12143 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12144 (initializer_zerop): Support FIXED_CST.
12145 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
12146 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
12147 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
12148 (is_base_type): Handle FIXED_POINT_TYPE.
12149 (add_type_attribute): Handle FIXED_POINT_TYPE.
12150 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
12151 * print-tree.c (fixed-value.h): New include.
12152 (print_node_brief): Support FIXED_CST.
12153 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
12154 * c-pretty-print.c (fixed-value.h): New include.
12155 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
12156 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
12157 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
12158 Support fixed-point types for inner items in VECTOR_TYPE.
12159 (pp_c_direct_declarator): Likewise.
12160 (pp_c_declarator): Likewise.
12161 (pp_c_fixed_constant): New function.
12162 (pp_c_constant): Handle FIXED_CST.
12163 (pp_c_primary_expression): Likewise.
12164 (pp_c_expression): Likewise.
12165 * fold-const.c (fixed-value.h): New include.
12166 (negate_expr_p): Return true for FIXED_CST.
12167 (fold_negate_expr): Support FIXED_CST.
12168 (split_tree): Support FIXED_CST.
12169 (const_binop): Support FIXED_CST.
12170 (fold_convert_const_int_from_fixed): New function to convert from
12172 (fold_convert_const_real_from_fixed): New function to convert from
12174 (fold_convert_const_fixed_from_fixed): New function to convert from
12175 fixed to another fixed.
12176 (fold_convert_const_fixed_from_int): New function to convert from
12178 (fold_convert_const_fixed_from_real): New function to convert from
12180 (fold_convert_const): Support conversions from fixed to int, from
12181 fixed to real, from fixed to fixed, from int to fixed, and from real
12183 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
12184 (operand_equal_p): Support FIXED_CST.
12185 (make_range): For fixed-point modes, we need to pass the
12186 saturating flag as the 2nd parameter.
12187 (tree_swap_operands_p): Handle FIXED_CST.
12188 (fold_plusminus_mult_expr): For fract modes, we cannot generate
12190 (fold_unary): Support FIXED_CONVERT_EXPR.
12191 (fold_binary): Handle FIXED_CST.
12192 Make sure the type is not saturating, before associating operations.
12193 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
12194 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
12195 (fold_negate_const): Support FIXED_CST.
12196 (fold_relational_const): Support FIXED_CST.
12197 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
12198 (gimplify_expr): Handle FIXED_CST.
12199 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
12200 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
12201 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
12202 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
12203 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12204 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12205 LONG_LONG_ACCUM_TYPE_SIZE.
12206 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
12207 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
12208 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
12209 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
12210 MODE_ACCUM, and MODE_UACCUM.
12211 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
12212 fixed-point types to disable reduction.
12213 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
12215 2007-08-08 David Edelsohn <edelsohn@gnu.org>
12217 * config/rs6000/x-rs6000: New file.
12218 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
12219 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
12220 (EXTRA_SPEC_FUNCTIONS): Define.
12221 (HAVE_LOCAL_CPU_DETECT): Define.
12222 (CC1_CPU_SPEC): Define.
12223 * config/rs6000/driver-rs6000.c: New file.
12224 * config/rs6000/aix.h (CC1_SPEC): Define.
12225 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
12226 * config.host: Add x-rs6000 to host_xmake_file if host and target
12227 are rs6000 or powerpc.
12229 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12231 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
12233 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12234 Sandra Loosemore <sandra@codesourcery.com>
12235 Chao-ying Fu <fu@mips.com>
12236 Nigel Stephens <nigel@mips.com>
12237 David Ung <davidu@mips.com>
12239 * doc/invoke.texi (-mcode-readable): Document.
12240 * config/mips/mips.opt (mcode-readable): New option.
12241 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
12242 * config/mips/mips.h (mips_code_readable_setting): New enum.
12243 (mips_code_readable): Declare.
12244 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
12245 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
12246 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
12247 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
12248 boiler-plate comments.
12249 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12250 * config/mips/mips.c (mips_code_readable): New variable.
12251 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
12252 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
12253 context and -mcode-readable setting to restrict the use of
12254 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
12255 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
12256 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
12257 (mips_blocks_for_constant_p): Only return false for
12258 TARGET_MIPS16_PCREL_LOADS.
12259 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
12260 for MIPS16. Handle SYMBOL_32_HIGH.
12261 (mips_const_insns): Allow HIGHs for MIPS16 too.
12262 (mips_unspec_address_offset): New function, split out from...
12263 (mips_unspec_address): ...here.
12264 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
12265 16-bit symbolic constants. Assert approropiate conditions for
12266 using the "la" and "dla" macros.
12267 (mips_handle_option): Handle -mcode-readable=.
12268 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
12269 Set up mips_lo_relocs[SYMBOL_32_HIGH].
12270 (mips_strip_unspec_address): New function, split out from...
12271 (print_operand_reloc): ...here.
12272 (print_operand): Pass constants through mips_strip_unspec_address.
12273 (print_operand_address): Likewise.
12274 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
12275 (mips_select_rtx_section): Remove MIPS16 handling.
12276 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
12277 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
12278 (mips16_lay_out_constants): Do nothing unless
12279 TARGET_MIPS16_PCREL_LOADS.
12280 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
12281 * config/mips/mips.md: Split HIGHs for MIPS16.
12282 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12284 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12286 * config/mips/mips-protos.h (mips_emit_move): Declare.
12287 * config/mips/mips.c (mips_emit_move): New function.
12288 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
12289 (mips_legitimize_const_move): Likewise.
12290 (mips_legitimize_move): Likewise.
12291 (mips_split_64bit_move): Likewise.
12292 (mips_restore_gp): Likewise.
12293 (mips_load_call_address): Likewise.
12294 (mips_emit_fcc_reload): Likewise.
12295 (mips_set_return_address): Likewise.
12296 (mips_block_move_straight): Likewise.
12297 (mips_block_move_loop): Likewise.
12298 (mips_setup_incoming_varargs): Likewise.
12299 (mips_save_reg): Likewise.
12300 (mips_expand_prologue): Likewise.
12301 (mips_restore_reg): Likewise.
12302 (mips_expand_epilogue): Likewise.
12303 (mips_output_mi_thunk): Likewise.
12304 (build_mips16_call_stub): Likewise.
12305 (mips_builtin_branch_and_move): Likewise.
12306 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
12307 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12308 (fixuns_truncdfdi2): Likewise.
12309 (fixuns_truncsfsi2): Likewise.
12310 (fixuns_truncsfdi2): Likewise.
12311 (loadgp_absolute): Likewise.
12312 (builtin_setjmp_setup): Likewise.
12313 (builtin_longjmp): Likewise.
12314 (untyped_call): Likewise.
12316 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12318 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
12319 an "rtx *" argument. Return a bool.
12320 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
12321 values and return true if they can be split. Take the same kind of
12322 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
12323 and store the lo_sum there if nonnull. Use the symbol type to
12324 determine whether a $gp or HIGH is needed.
12325 (mips_legitimize_address): Update call to mips_split_symbol and
12326 simplify accordingly.
12327 (mips_legitimize_const_move): Likewise.
12328 * config/mips/mips.md: In the combine define_split,
12329 check mips_split_symbol instead of splittable_symbolic_operand.
12330 Update use of mips_split_symbol in the generator code.
12331 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
12333 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12335 * config/mips/mips.c (mips_symbolic_address_p): Delete.
12336 (mips_symbol_insns_1): New function, split out from...
12337 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
12338 and stores separately from load addresses.
12339 (mips_classify_address): Replace uses of mips_symbolic_address_p
12340 with uses of mips_symbol_insns.
12341 (mips_address_insns): Update calls to mips_symbol_insns.
12342 (mips_const_insns): Likewise.
12343 (mips_legitimize_address): Likewise.
12345 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12347 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
12348 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
12349 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
12350 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
12351 non-call contexts if TARGET_MIPS16.
12352 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
12353 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
12354 code for SYMBOL_ABSOLUTE.
12355 (mips_symbol_insns): Likewise.
12357 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12359 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
12360 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
12361 (mips_symbolic_constant_p): Likewise. Update the call to
12362 mips_classify_symbol.
12363 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
12364 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
12365 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12366 (print_operand_reloc): Add a context argument. Update the call to
12367 mips_symbolic_constant_p.
12368 (print_operand): Update the calls to print_operand_reloc.
12369 (print_operand_address): Use print_operand_reloc rather than
12371 (mips_rewrite_small_data_p): Add a context argument. Update the call
12372 to mips_symbolic_constant_p.
12373 (mips_small_data_pattern_1): Make DATA the containing mem.
12374 Update the call to mips_rewrite_small_data_p.
12375 (mips_rewrite_small_data_1): Likewise.
12376 (mips_use_anchors_for_symbol_p): Update the call to
12377 mips_symbolic_constant_p.
12378 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12379 (splittable_symbolic_operand): Likewise.
12380 (move_operand): Likewise.
12381 (absolute_symbolic_operand): Likewise.
12382 (got_disp_operand): Likewise.
12383 (got_page_ofst_operand): Likewise.
12385 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12387 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12388 (SYMBOL_ABSOLUTE): ...this.
12389 (SYMBOL_SMALL_DATA): Rename to...
12390 (SYMBOL_GP_RELATIVE): ...this.
12391 (SYMBOL_CONSTANT_POOL): Rename to...
12392 (SYMBOL_PC_RELATIVE): ...this.
12393 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12394 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12395 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12396 after above changes.
12397 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12398 (general_symbolic_operand): Rename to...
12399 (absolute_symbolic_operand): ...this.
12400 * config/mips/mips.md: Update after above changes.
12402 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12403 Revital Eres <eres@il.ibm.com>
12405 * ddg.c (print_ddg): Add dump information.
12406 * modulo-sched.c (print_node_sched_params): Add parameter and
12408 (calculate_maxii): Remove function.
12409 (undo_generate_reg_moves): Likewise.
12410 (undo_permute_partial_schedule): Likewise.
12411 (kernel_number_of_cycles): Likewise.
12412 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12413 (sms_schedule): Use it. Remove profitability checks.
12414 (sms_schedule_by_order): Fix order of nodes within the cycle.
12416 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12418 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12419 -profile option, add pie support.
12420 (ENDFILE_SPEC): New spec.
12421 * config/gnu.h (LIB_SPEC): Add -profile option.
12423 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12425 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12426 * config/gnu.h (LIB_SPEC): Likewise.
12428 2007-08-07 Yaz Saito <saito@google.com>
12429 Ian Lance Taylor <iant@google.com>
12431 * common.opt (finstrument-functions-exclude-function-list): New
12433 (finstrument-functions-exclude-file-list): New option.
12434 * opts.c (char_p): Define and DEF_VEC.
12435 (flag_instrument_functions_exclude_functions): New static
12437 (flag_instrument_functions_exclude_files): New static variable.
12438 (add_instrument_functions_exclude_list): New static function.
12439 (flag_instrument_functions_exclude_p): New function.
12440 (common_handle_option): Handle new options.
12441 * flags.h (flag_instrument_functions_exclude_p): Declare.
12442 * gimplify.c (gimplify_function_tree): Call
12443 flag_instrument_functions_exclude_p.
12444 * doc/invoke.texi (Option Summary): Mention new options.
12445 (Code Gen Options): Document new options.
12447 2007-08-07 Ian Lance Taylor <iant@google.com>
12449 PR rtl-optimization/32776
12450 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12451 (resolve_use): Likewise.
12452 (decompose_multiword_subregs): Remove "changed" local variable.
12454 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12456 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12457 * configure: Regenerate.
12458 * config.in: Regenerate.
12459 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12462 2007-08-07 Ian Lance Taylor <iant@google.com>
12464 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12465 note, just delete the insn.
12467 2007-08-07 Andreas Schwab <schwab@suse.de>
12470 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12473 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12475 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12476 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12477 (decompose_multiword_subregs): Use the functions above to decompose
12478 multiword shifts and zero-extends.
12480 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12482 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12483 "assemble" descriptions which were swapped.
12485 2007-08-06 Chao-ying Fu <fu@mips.com>
12487 * fixed-value.h: New file.
12488 * fixed-value.c: New file.
12489 * Makefile.in (OBJS-common): Add fixed-value.o.
12490 (fixed-value.o): New rule.
12491 (GTFILES): Add fixed-value.h.
12492 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12493 to compare a.low and b.low.
12494 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12496 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12497 Daniel Jacobowitz <dan@codesourcery.com>
12500 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12502 (x86_64-*-netbsd*): Likewise.
12503 (x86_64-*-linux*): Likewise.
12504 (x86_64-*-kfreebsd*-gnu): Likewise.
12505 (x86_64-*-knetbsd*-gnu): Likewise.
12506 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12508 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12510 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12511 Add -fno-asynchronous-unwind-tables.
12513 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12514 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12515 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12516 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12517 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12519 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12521 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12522 (TARGET_C_MODE_FOR_SUFFIX): New.
12524 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12526 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12528 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12530 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12532 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12534 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12535 before checking function returns in conditional expressions.
12537 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12540 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12542 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12544 PR middle-end/32988
12545 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12546 for INTEGRAL_TYPE_P.
12548 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12550 * configure.ac: Remove --enable-checking=df from default settings.
12551 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12552 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12553 if the parameter is true.
12554 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12555 DF_VERIFY_SCHEDULED flag is true.
12556 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12557 (df_finish_pass): Adjust prototype.
12558 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12561 * see.c (pass_see): Add TODO_df_verify.
12562 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12563 * global.c (rest_of_handle_global_alloc): Schedule verification
12565 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12567 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12568 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12569 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12571 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12572 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12573 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12575 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12576 Revital Eres <eres@il.ibm.com>
12578 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12580 * ddg.c (create_ddg_dependence): Rename to...
12581 (create_ddg_dep_from_intra_loop_link): This. Do not check
12582 for interloop edges. Do not create anti dependence edge when
12583 a true dependence edge exists in the opposite direction and
12584 -fmodulo-sched-allow-regmoves is set.
12585 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12586 (add_cross_iteration_register_deps): Create anti dependence edge
12587 when -fno-modulo-sched-allow-regmoves is set.
12588 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12590 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12592 * config/arm/arm.md (movsi): Add braces.
12594 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12596 PR middle-end/32780
12597 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12598 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12601 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12603 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12604 state accessor functions.
12605 * cfgloopmanip.c (remove_path, create_preheaders,
12606 force_single_succ_latches, fix_loop_structure): Ditto.
12607 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12608 tree_duplicate_loop_to_header_edge): Ditto.
12609 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12610 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12612 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12613 cleanup_tree_cfg): Ditto.
12614 * tree-cfg.c (tree_merge_blocks): Ditto.
12615 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12616 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12617 loop_preheader_edge, single_exit): Ditto.
12618 (flow_loops_find): Do not clear loops->state.
12619 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12620 loops_state_clear): New functions.
12622 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12624 PR middle-end/32399
12625 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12626 when adding to the base and convert ELT to sizetype instead of type.
12628 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12630 PR middle-end/32304
12631 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12632 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12634 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12636 PR middle-end/32935
12637 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12638 correct type the negate expression.
12640 2007-08-03 Jan Hubicka <jh@suse.cz>
12642 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12643 preferred stack boundary.
12645 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12647 * config/rs6000/rs6000.c (struct processor_cost): Change
12648 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12649 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12651 (rios1_costs, rios2_cost): Correct cache line size.
12652 (rs6000_override_options): Set l2-cache-size parameter.
12654 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12655 Diego Novillo <dnovillo@google.com>
12658 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12659 if the range includes 0.
12661 2007-08-03 Ben Elliston <bje@au.ibm.com>
12663 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12664 mode to unspec expressions to silence a warning from the generator
12667 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12669 * config/ia64/constraints.md ("U"): Make constraint vector only.
12671 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12673 PR middle-end/25446
12674 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12675 always_inline attribute on the function decl.
12677 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12679 PR middle-end/25445
12680 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12681 if we are compiling with -fPIC.
12683 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12684 Nigel Stephens <nigel@mips.com>
12686 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12687 Define for MIPS32 and MIPS64.
12689 2007-08-02 Nick Clifton <nickc@redhat.com>
12691 * config/host-hpux.c: Change copyright header to refer to version
12692 3 of the GNU General Public License and to point readers at the
12693 COPYING3 file and the FSF's license web page.
12694 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12695 config/alpha/linux.h, config/alpha/alpha.opt,
12696 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12697 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12698 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12699 config/alpha/alpha.h, config/alpha/sync.md,
12700 config/alpha/openbsd.h, config/alpha/alpha.md,
12701 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12702 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12703 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12704 config/alpha/constraints.md, config/alpha/osf.h,
12705 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12706 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12707 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12708 config/frv/frv-asm.h, config/frv/frv-protos.h,
12709 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12710 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12711 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12712 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12713 config/s390/s390.opt, config/s390/s390-modes.def,
12714 config/s390/fixdfdi.h, config/s390/constraints.md,
12715 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12716 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12717 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12718 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12719 config/m32c/prologue.md, config/m32c/m32c.abi,
12720 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12721 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12722 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12723 config/m32c/jump.md, config/m32c/shift.md,
12724 config/m32c/m32c-protos.h, config/libgloss.h,
12725 config/spu/spu-protos.h, config/spu/predicates.md,
12726 config/spu/spu-builtins.h, config/spu/spu.c,
12727 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12728 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12729 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12730 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12731 config/sparc/hypersparc.md, config/sparc/predicates.md,
12732 config/sparc/linux.h, config/sparc/sp64-elf.h,
12733 config/sparc/supersparc.md, config/sparc/cypress.md,
12734 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12735 config/sparc/niagara.md, config/sparc/sparc.md,
12736 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12737 config/sparc/sparc.opt, config/sparc/sync.md,
12738 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12739 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12740 config/sparc/sparc.c, config/sparc/little-endian.opt,
12741 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12742 config/sparc/linux64.h, config/sparc/freebsd.h,
12743 config/sparc/sol2.h, config/sparc/rtemself.h,
12744 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12745 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12746 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12747 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12748 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12749 config/m32r/linux.h, config/m32r/constraints.md,
12750 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12751 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12752 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12753 config/i386/i386.md, config/i386/netware-crt0.c,
12754 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12755 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12756 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12757 config/i386/sol2.h, config/i386/constraints.md,
12758 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12759 config/i386/predicates.md, config/i386/geode.md,
12760 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12761 config/i386/freebsd64.h, config/i386/vxworksae.h,
12762 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12763 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12764 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12765 config/i386/netware.h, config/i386/i386-modes.def,
12766 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12767 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12768 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12769 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12770 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12771 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12772 config/i386/xm-mingw32.h, config/i386/linux64.h,
12773 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12774 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12775 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12776 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12777 config/i386/cygwin2.c, config/i386/i386-protos.h,
12778 config/i386/sync.md, config/i386/openbsd.h,
12779 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12780 config/i386/nto.h, config/i386/biarch64.h,
12781 config/i386/i386-coff.h, config/i386/freebsd.h,
12782 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12783 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12784 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12785 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12786 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12787 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12788 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12789 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12790 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12791 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12792 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12793 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12794 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12795 config/sh/superh64.h, config/sh/rtemself.h,
12796 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12797 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12798 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12799 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12800 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12801 config/avr/predicates.md, config/avr/constraints.md,
12802 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12803 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12804 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12805 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12806 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12807 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12808 config/c4x/predicates.md, config/c4x/c4x.h,
12809 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12810 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12811 config/xtensa/linux.h, config/xtensa/xtensa.h,
12812 config/xtensa/elf.h, config/xtensa/xtensa.md,
12813 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12814 config/xtensa/xtensa-protos.h, config/dbx.h,
12815 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12816 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12817 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12818 config/host-solaris.c, config/fr30/fr30.h,
12819 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12820 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12821 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12822 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12823 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12824 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12825 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12826 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12827 config/cris/predicates.md, config/cris/linux.h,
12828 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12829 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12830 config/cris/aout.opt, config/cris/cris-protos.h,
12831 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12832 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12833 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12834 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12835 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12836 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12837 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12838 config/chorus.h, config/mn10300/mn10300.c,
12839 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12840 config/mn10300/mn10300.h, config/mn10300/linux.h,
12841 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12842 config/mn10300/mn10300.md, config/ia64/predicates.md,
12843 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12844 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12845 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12846 config/ia64/freebsd.h, config/ia64/ia64.md,
12847 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12848 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12849 config/gofast.h, config/rtems.h, config/sol2-10.h,
12850 config/m68k/predicates.md, config/m68k/m68k.md,
12851 config/m68k/linux.h, config/m68k/m68k-modes.def,
12852 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12853 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12854 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12855 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12856 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12857 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12858 config/m68k/constraints.md, config/m68k/rtemself.h,
12859 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12860 config/m68k/uclinux.h, config/rs6000/power4.md,
12861 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12862 config/rs6000/linux.h, config/rs6000/eabi.h,
12863 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12864 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12865 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12866 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12867 config/rs6000/windiss.h, config/rs6000/603.md,
12868 config/rs6000/aix41.h, config/rs6000/cell.md,
12869 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12870 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12871 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12872 config/rs6000/default64.h, config/rs6000/7xx.md,
12873 config/rs6000/darwin.opt, config/rs6000/spe.md,
12874 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12875 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12876 config/rs6000/7450.md, config/rs6000/linux64.h,
12877 config/rs6000/constraints.md, config/rs6000/440.md,
12878 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12879 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12880 config/rs6000/rs6000.h, config/rs6000/power6.md,
12881 config/rs6000/predicates.md, config/rs6000/altivec.md,
12882 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12883 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12884 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12885 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12886 config/rs6000/linux64.opt, config/rs6000/sync.md,
12887 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12888 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12889 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12890 config/rs6000/eabispe.h, config/rs6000/e500.h,
12891 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12892 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12893 config/rs6000/aix.h, config/rs6000/vxworks.h,
12894 config/rs6000/40x.md, config/rs6000/aix51.h,
12895 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12896 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12897 config/arc/arc.h, config/mcore/mcore-elf.h,
12898 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12899 config/mcore/mcore.md, config/mcore/mcore.c,
12900 config/mcore/mcore.opt, config/mcore/mcore.h,
12901 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12902 config/score/predicates.md, config/score/score-version.h,
12903 config/score/score-protos.h, config/score/misc.md,
12904 config/score/elf.h, config/score/score.c, config/score/mac.md,
12905 config/score/score7.md, config/score/score.h,
12906 config/score/score-conv.h, config/score/score-mdaux.c,
12907 config/score/score.md, config/score/score.opt,
12908 config/score/score-modes.def, config/score/score-mdaux.h,
12909 config/score/mul-div.S, config/arm/uclinux-elf.h,
12910 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12911 config/arm/symbian.h, config/arm/linux-elf.h,
12912 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12913 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12914 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12915 config/arm/strongarm-pe.h, config/arm/arm.h,
12916 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12917 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12918 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12919 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12920 config/arm/arm-cores.def, config/arm/arm-protos.h,
12921 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12922 config/arm/wince-pe.h, config/arm/neon.md,
12923 config/arm/constraints.md, config/arm/neon.ml,
12924 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12925 config/arm/arm.opt, config/arm/arm926ejs.md,
12926 config/arm/predicates.md, config/arm/iwmmxt.md,
12927 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12928 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12929 config/arm/neon-testgen.ml, config/arm/arm.md,
12930 config/arm/xscale-coff.h, config/arm/pe.c,
12931 config/arm/arm-generic.md, config/arm/pe.h,
12932 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12933 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12934 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12935 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12936 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12937 config/pa/predicates.md, config/pa/pa64-hpux.h,
12938 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12939 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12940 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12941 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12942 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12943 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12944 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12945 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12946 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12947 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12948 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12949 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12950 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12951 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12952 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12953 config/mips/linux64.h, config/mips/elforion.h,
12954 config/mips/constraints.md, config/mips/generic.md,
12955 config/mips/predicates.md, config/mips/4300.md,
12956 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12957 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12958 config/mips/5k.md, config/mips/vr4120-div.S,
12959 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12960 config/mips/mips-protos.h, config/mips/6000.md,
12961 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12962 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12963 config/mips/mips-modes.def, config/mips/vr.h,
12964 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12965 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12966 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12967 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12968 config/vax/openbsd1.h, config/vax/netbsd.h,
12969 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12970 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12971 config/h8300/rtems.h, config/h8300/predicates.md,
12972 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12973 config/h8300/h8300.md, config/h8300/h8300.opt,
12974 config/h8300/coff.h, config/h8300/h8300-protos.h,
12975 config/v850/v850.md, config/v850/predicates.md,
12976 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12977 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12978 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12979 config/mmix/mmix.h, config/mmix/predicates.md,
12980 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12981 config/mmix/mmix.c, config/mmix/mmix.opt,
12982 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12983 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12984 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12985 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12988 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12990 * emit-rtl.c (reset_used_decls): Rename to...
12991 (set_used_decls): ...this. Set the used flag rather than clearing it.
12992 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12993 DECL_RTLs rather than resetting them.
12995 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12997 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12999 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13001 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
13002 argument to find_reloads_address.
13004 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
13006 PR tree-optimization/32919
13007 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
13008 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
13009 (coalesce_ssa_name): Call it.
13011 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13012 David Ung <davidu@mips.com>
13014 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
13015 (__mips16_unorddf2, __mips16_floatunsidf): New.
13016 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
13018 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
13020 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13022 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
13023 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
13024 * tree.h (OMP_SECTIONS_CONTROL): New macro.
13025 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
13026 * omp-low.c (get_ws_args_for, determine_parallel_type,
13027 expand_omp_for_generic, expand_omp_for_static_nochunk,
13028 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
13029 Work with more precise CFG.
13030 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
13031 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
13033 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
13034 * gimple-low.c (lower_stmt): Ditto.
13035 * tree-inline.c (estimate_num_insns_1): Ditto.
13036 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
13037 (OMP_SECTIONS_SWITCH): New.
13038 * tree-cfgcleanup.c (cleanup_omp_return): New.
13039 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
13040 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
13041 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
13042 (tree_redirect_edge_and_branch): Handle omp constructs.
13044 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
13045 with three arguments.
13047 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13049 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
13050 in loop closed ssa.
13052 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13054 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
13055 the loop structures may need fixing.
13056 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
13058 (cleanup_tree_cfg_loop): Removed.
13059 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
13060 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
13061 instead of running cleanup_tree_cfg_loop.
13062 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
13063 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
13064 (tree_predictive_commoning): Declaration changed.
13065 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
13067 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13069 * doc/invoke.texi (l1-cache-size): Update documentation.
13070 (l2-cache-size): Document.
13071 * params.h (L2_CACHE_SIZE): New macro.
13072 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
13073 that L1_CACHE_SIZE is in kB now.
13074 (L2_CACHE_SIZE_BYTES): New macro.
13075 (tree_ssa_prefetch_arrays): Show size in kB.
13076 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
13077 and l2_cache_size fields.
13078 * config/i386/driver-i386.c (describe_cache): Detect cache size
13080 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
13081 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
13082 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
13083 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
13084 (override_options): Set l1-cache-size and l2-cache-size to default
13085 values if not specified otherwise.
13086 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
13087 (PARAM_L2_CACHE_SIZE): New.
13089 2007-08-01 Nigel Stephens <nigel@mips.com>
13090 David Ung <davidu@mips.com>
13091 Thiemo Seufer <ths@mips.com>
13092 Chris Dearman <chris@mips.com>
13093 Richard Sandiford <richard@codesourcery.com>
13095 * config.gcc (mips*-sde-elf*): New stanza.
13096 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
13097 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
13098 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
13099 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
13100 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
13101 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
13103 * config/mips/sde.h: New file.
13104 * config/mips/t-libgcc-mips16: Likewise.
13105 * config/mips/t-sde: Likewise.
13106 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
13107 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
13108 _MIPS_FPSET and _MIPS_SZINT.
13109 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
13110 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
13111 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
13112 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
13113 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13114 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13115 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
13116 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
13117 _MIPS_SZPTR and _MIPS_FPSET.
13118 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
13119 architecture is specified.
13120 (MIPS_32BIT_OPTION_SPEC): New macro.
13122 2007-07-31 Dan Hipschman <dsh@google.com>
13124 * gcc.c (end_going_arg): New function.
13125 (do_spec_2): Use it.
13126 (do_spec_1): Use it.
13128 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
13130 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
13131 only if ENABLE_CHECKING is defined.
13133 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
13135 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
13136 df_ru_add_problem, df_ru_get_bb_info): Removed.
13137 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
13138 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
13139 df_ru_free_bb_info, df_ru_alloc,
13140 df_ru_bb_local_compute_process_def,
13141 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
13142 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
13143 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
13144 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
13145 df_ru_add_problem): Removed.
13147 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13150 * pa.md (casesi32): Use match_scratch. Revise insn condition.
13151 (casesi32p, casesi64p): Likewise.
13152 (casesi): Adjust for above.
13154 2007-07-31 Richard Sandiford <richard@codesourcery.com>
13156 * mode-switching.c (create_pre_exit): Don't search past calls.
13158 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
13160 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
13162 2007-07-31 Revital Eres <eres@il.ibm.com>
13164 * ddg.c (add_deps_for_def): Rename to...
13165 (add_cross_iteration_register_deps): This. Change implementation
13166 to use only reaching def and def-use chains to construct the
13167 inter loop dependencies.
13168 (add_deps_for_use): Remove function.
13169 (build_inter_loop_deps): Call add_cross_iteration_register_deps
13170 function to build the inter loop dependencies.
13171 * modulo-sched.c (sms_schedule): Build only
13172 reaching def and def-use chains for the propose of the ddg
13175 2007-07-31 Julian Brown <julian@codesourcery.com>
13177 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
13178 New define_insns. Use correct RTL.
13179 (vec_set<mode>): Write as expander.
13181 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
13183 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
13184 to an unallocated space.
13186 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
13189 (split_constant_offset): Enable split_constant_offset to extract
13190 constants from other statements.
13191 * tree-vect-transform.c
13192 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
13193 to a temp var. Force base_offset to be simple.
13195 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
13197 * df-scan.c (df_scan_verify): Remove artificial limit on
13198 the number of blocks for verification.
13199 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
13200 df_simulate_defs): Avoid unnecessary insn checking for defs.
13202 2007-07-29 Mark Mitchell <mark@codesourcery.com>
13204 * config/m68k/lb1sf68.asm (FUNC): New macro.
13205 (__mulsi3): Use it.
13206 (__udivsi3): Likewise.
13207 (__divsi3): Likewise.
13208 (__umodsi3): Likewise.
13209 (__modsi3): Likewise.
13210 (__subdf3): Likewise.
13211 (__adddf3): Likewise.
13212 (__muldf3): Likewise.
13213 (__divdf3): Likewise.
13214 (__negdf2): Likewise.
13215 (__cmpdf2): Likewise.
13216 (__subsf3): Likewise.
13217 (__addsf3): Likewise.
13218 (__mulsf3): Likewise.
13219 (__divsf3): Likewise.
13220 (__negsf2): Likewise.
13221 (__cmpsf2): Likewise.
13222 (__eqdf2): Likewise.
13223 (__nedf2): Likewise.
13224 (__gtdf2): Likewise.
13225 (__gedf2): Likewise.
13226 (__ltdf2): Likewise.
13227 (__ledf2): Likewise.
13228 (__eqsf2): Likewise.
13229 (__nesf2): Likewise.
13230 (__gtsf2): Likewise.
13231 (__gesf2): Likewise.
13232 (__ltsf2): Likewise.
13233 (__lesf2): Likewise.
13235 2007-07-30 Ollie Wild <aaw@google.com>
13237 * c-ppoutput.c (print_lines_directives_only): New function.
13238 (scan_translation_unit_directives_only): New function.
13239 (preprocess_file): Add call to scan_translation_unit_directives_only.
13240 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
13241 (sanitize_cpp_opts): Add default flag_dump_macros setting for
13242 -fdirectives-only. Add errors for -fdirectives-only conflict with
13243 -Wunused-macros and -traditional.
13244 (finish_options): Add builtin macro initialization for
13245 -fdirectives-only + -fpreprocessed.
13246 * c.opt (fdirectives-only): New.
13247 * doc/cppopts.texi (fdirectives-only): New.
13249 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13251 * alias.c (record_set, memory_modified_1): Constify.
13252 * bt-load.c (note_btr_set): Likewise.
13253 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
13254 * combine.c (set_nonzero_bits_and_sign_copies,
13255 expand_field_assignment, record_dead_and_set_regs_1,
13256 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
13257 likely_spilled_retval_1): Likewise.
13258 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
13259 frv_io_handle_set): Likewise.
13260 * config/mips/mips.c (mips_sim_record_set,
13261 vr4130_true_reg_dependence_p_1): Likewise.
13262 * config/mt/mt.c (insn_dependent_p_1): Likewise.
13263 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
13264 * config/sh/sh.c (flow_dependent_p_1): Likewise.
13265 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
13266 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
13267 * ddg.c (mark_mem_store): Likewise.
13268 * df-problems.c (df_urec_mark_reg_change): Likewise.
13269 * function.c (update_epilogue_consts): Likewise.
13270 * gcse.c (record_set_info, record_last_set_info,
13271 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
13272 reg_clear_last_set): Likewise.
13273 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
13275 * jump.c (reversed_comparison_code_parts): Likewise.
13276 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
13277 reg_is_set): Likewise.
13278 * loop-iv.c (mark_altered): Likewise.
13279 * mode-switching.c (reg_becomes_live): Likewise.
13280 * optabs.c (no_conflict_move_test): Likewise.
13281 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
13283 * postreload.c (reload_combine_note_store, move2add_note_store):
13285 * regmove.c (flags_set_1): Likewise.
13286 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
13288 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
13290 * resource.c (update_live_status): Likewise.
13291 * rtl.h (set_of, note_stores): Likewise.
13292 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
13293 note_stores, parms_set): Likewise.
13294 * sched-rgn.c (sets_likely_spilled_1): Likewise.
13295 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
13297 * var-tracking.c (count_stores, add_stores): Likewise.
13299 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13301 * alias.c (mems_in_disjoint_alias_sets_p,
13302 fixed_scalar_and_varying_struct_p, aliases_everything_p,
13303 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
13304 write_dependence_p, mems_in_disjoint_alias_sets_p,
13305 read_dependence, true_dependence, canon_true_dependence,
13306 anti_dependence, output_dependence): Constify.
13307 * combine.c (extended_count): Likewise.
13308 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
13309 * cselib.c (get_value_hash, references_value_p,
13310 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
13311 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
13312 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
13313 * function.c (contains, prologue_epilogue_contains,
13314 sibcall_epilogue_contains): Likewise.
13315 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
13316 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
13317 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
13318 reg_or_subregno): Likewise.
13319 * recog.c (asm_noperands): Likewise.
13320 * reload1.c (function_invariant_p): Likewise.
13321 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
13322 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
13323 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
13324 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
13325 true_regnum, reg_or_subregno, condjump_in_parallel_p,
13326 extended_count, prologue_epilogue_contains,
13327 sibcall_epilogue_contains, function_invariant_p, true_dependence,
13328 canon_true_dependence, read_dependence, anti_dependence,
13329 output_dependence): Likewise.
13330 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
13332 2007-07-30 Julian Brown <julian@codesourcery.com>
13334 * config/arm/neon.md (V_ext): New mode attribute.
13335 (neon_vget_lane<mode>): Replace with define_expand.
13336 (neon_vget_lane<mode>_sext_internal)
13337 (neon_vget_lane<mode>_zext_internal): New define_insns for double
13338 and quad precision vectors.
13339 (neon_vget_lanedi): Add bounds check. Remove dead comment.
13340 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
13341 have typeless 32-bit result.
13343 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13346 * tree-affine.h (aff_tree): The type of rest is sizetype for types
13348 * tree-affine.c (aff_combination_scale): If type is a pointer type,
13349 use sizetype for rest.
13350 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
13351 (aff_combination_convert): Don't convert rest for pointer types.
13353 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13355 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
13357 * tree-ssa-alias.c: Add alloc-pool.h.
13358 (init_alias_info): Free alias_bitmap_obstack.
13359 (delete_alias_info): Call delete_mem_ref_stats.
13360 (get_mem_sym_stats_for): Use alloc_pool.
13361 (init_mem_ref_stats): Do not delete mem_ref_stats here.
13362 (delete_mem_sym_stats): Removed.
13364 2007-07-29 Sebastian Pop <sebpop@gmail.com>
13366 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
13367 functions cannot be represented as classical distance vectors.
13369 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13371 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13372 * builtins.c (validate_arg, builtin_mathfn_code,
13373 validate_arglist): Likewise.
13374 * calls.c (call_expr_flags): Likewise.
13375 * combine.c (reg_nonzero_bits_for_combine,
13376 reg_num_sign_bit_copies_for_combine, get_last_value,
13377 reg_truncated_to_mode): Likewise.
13378 * emit-rtl.c (subreg_lowpart_p): Likewise.
13379 * expr.c (highest_pow2_factor_for_target,
13380 categorize_ctor_elements_1, categorize_ctor_elements,
13381 count_type_elements, contains_packed_reference,
13382 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13383 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13384 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13385 native_encode_int, native_encode_real, native_encode_complex,
13386 native_encode_vector, native_encode_expr, native_interpret_int,
13387 native_interpret_real, native_interpret_complex,
13388 native_interpret_vector, native_interpret_expr): Likewise.
13389 * function.c (use_register_for_decl): Likewise.
13390 * gimplify.c (get_name): Likewise.
13391 * langhooks-def.h (lhd_return_null_const_tree): New.
13392 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13393 * langhooks.c (lhd_return_null_const_tree): New.
13394 * langhooks.h (lang_get_callee_fndecl): Constify.
13395 * output.h (constructor_static_from_elts_p): Likewise.
13396 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13397 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13398 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13399 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13400 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13401 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13402 * rtlhooks-def.h (reg_nonzero_bits_general,
13403 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13405 * rtlhooks.c (reg_num_sign_bit_copies_general,
13406 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13408 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13409 * stor-layout.c (mode_for_size_tree): Likewise.
13410 * tree-ssa-loop-im.c (memref_eq): Likewise.
13411 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13412 * tree.c (contains_placeholder_p, type_list_equal,
13413 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13415 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13416 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13417 contains_placeholder_p, contains_packed_reference,
13418 get_callee_fndecl, operand_equal_for_phi_arg_p,
13419 warn_if_unused_value, is_body_block, native_encode_expr,
13420 native_interpret_expr, fold_convertible_p, operand_equal_p,
13421 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13422 validate_arglist, simple_cst_equal, type_list_equal,
13423 use_register_for_decl, call_expr_flags, get_name,
13424 highest_pow2_factor): Likewise.
13425 (const_call_expr_arg_iterator_d,
13426 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13427 first_const_call_expr_arg, more_const_call_expr_args_p,
13428 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13429 * varasm.c (constructor_static_from_elts_p): Constify.
13431 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13433 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13434 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13435 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13436 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13437 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13438 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13439 spelling conventions.
13440 * doc/invoke.texi: Follow spelling conventions.
13442 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13443 Revital Eres <eres@il.ibm.com>
13445 * modulo-sched.c (sms_schedule): Avoid loops which includes
13446 auto-increment instructions.
13448 2007-07-28 Richard Guenther <rguenther@suse.de>
13450 PR middle-end/32920
13451 * fold-const.c (fold_cond_expr_with_comparison): Convert
13452 operand zero of MIN/MAX_EXPR to correct type.
13454 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13456 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13457 flags_from_decl_or_type): Constify.
13458 * gcc.c (do_spec_1): Likewise.
13459 * print-tree.c (dump_addr, print_node_brief): Likewise.
13460 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13461 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13462 tree_purge_all_dead_eh_edges): Likewise.
13463 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13464 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13466 * tree.c (expr_location, expr_has_location, expr_locus,
13467 expr_filename, expr_lineno, get_inner_array_type,
13468 fields_compatible_p): Likewise.
13469 * tree.h (get_inner_array_type, fields_compatible_p,
13470 expr_location, expr_has_location, expr_locus, expr_filename,
13471 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13472 setjmp_call_p, alloca_call_p): Likewise.
13474 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13476 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13477 TV_FLOW_INSENSITIVE.
13479 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13481 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13482 (compute_flow_insensitive_aliasing): Ditto for
13483 TV_FLOW_INSENSITIVE.
13485 2007-07-27 Jan Hubicka <jh@suse.cz>
13487 * config/i386/i386.c (register_move_cost): Remove accidentally
13488 comitted #if 0 block.
13490 * attribs.c: Include hashtab.h
13491 (attribute_hash): New.
13492 (substring): New structure.
13493 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13495 (init_attributes): Initialize attribute hash.
13496 (decl_attributes): Use attribute hash.
13497 * Makefile.in (attribs.c): Depend on hashtab.h.
13499 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13501 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13503 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13505 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13506 __mips_dspr2 and __mips_dsp_rev macros.
13507 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13509 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13511 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13513 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13515 PR middle-end/32749
13517 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13518 and the updating of the live and do_not_gen sets.
13519 (df_note_bb_compute): Added updating of live and do_not_gen sets
13520 for regular defs so that the case of clobber inside conditional
13521 call is processed correctly.
13523 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13525 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13526 operands with compatible type.
13528 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13530 * expr.h (store_bit_field): Don't return a value.
13531 * expmed.c (check_predicate_volatile_ok): New function.
13532 (store_bit_field_1): New function, extracted from store_bit_field.
13533 Take a fallback_p argument and return true if the operation succeeded.
13534 Only use store_fixed_bit_field if fallback_p. Don't recompute
13535 mode_for_extraction; use op_mode instead. Try forcing memories
13536 into registers if the insv expander fails.
13537 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13538 Don't return a value.
13539 (convert_extracted_bit_field): New function, extracted from
13541 (extract_bit_field_1): Likewise. Take a fallback_p argument
13542 and return NULL if the operation succeeded. Only use
13543 extract_fixed_bit_field if fallback_p. Only calculate one
13544 extraction mode. Combine code for extv and extzv. Try forcing
13545 memories into registers if the ext(z)v expander fails.
13546 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13548 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13550 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13552 (df_ref): Likewise. Put regno with other integer fields.
13554 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13556 * df.h (df_mw_hardreg): Remove "loc" field.
13557 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13559 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13560 split out from df_set_unused_notes_for_mw. Return false for
13561 partial references. Assert that mw_reg is a REG when returning true.
13562 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13563 (df_whole_mw_reg_dead_p): New function, split out from
13564 df_set_dead_notes_for_mw. Return false for partial references.
13565 Assert that mw_reg is a REG when returning true.
13566 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13567 Remove redundant bitmap check.
13569 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13571 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13572 ($(T)crtend.o): Likwise.
13573 ($(T)crtbeginS.o): Likwise.
13574 ($(T)crtendS.o): Likwise.
13575 ($(T)crtfastmath.o): Likwise.
13577 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13579 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13580 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13581 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13582 and x_n_bbs_in_dom_tree fields.
13584 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13586 PR tree-optimization/32087
13587 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13588 Do not call scale_bbs_frequencies_int with prob of zero.
13590 2007-07-26 Julian Brown <julian@codesourcery.com>
13592 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13593 (neon_element_bits): Add prototypes.
13594 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13595 (neon_const_bounds, neon_element_bits): New functions.
13596 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13597 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13598 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13599 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13600 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13601 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13602 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13603 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13604 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13605 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13606 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13607 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13608 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13610 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13612 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13613 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13615 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13616 Julian Brown <julian@codesourcery.com>
13618 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13619 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13620 * config/arm/cortex-a8.md: New.
13621 * config/arm/cortex-a8-neon.md: New.
13622 * config/arm/neon-schedgen.ml: New.
13623 * config/arm/neon.md (vqh_mnem): New.
13625 (Is_float_mode): New.
13626 (Scalar_mul_8_16): New.
13628 (V_mode_nunits): New.
13629 (All instruction patterns): Annotate with neon_type attribute
13631 * config/arm/arm.md: Include cortex-a8.md.
13632 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13634 Annotate instruction patterns accordingly.
13635 (generic_sched): Do not use generic scheduling for Cortex-A8.
13636 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13638 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13640 * fold-const.c (fold_read_from_constant_string): Use
13641 build_int_cst_type.
13642 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13644 2007-07-26 Nick Clifton <nickc@redhat.com>
13646 * tree-ssa-operands.h: Change copyright header to refer to version
13647 3 of the GNU General Public License and to point readers at the
13648 COPYING3 file and the FSF's license web page.
13649 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13650 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13651 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13652 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13653 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13654 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13655 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13656 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13657 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13658 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13659 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13660 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13661 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13662 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13663 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13664 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13665 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13666 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13667 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13668 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13669 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13670 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13671 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13672 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13673 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13674 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13675 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13676 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13677 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13678 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13679 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13680 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13681 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13682 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13683 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13684 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13685 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13686 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13687 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13688 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13689 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13690 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13691 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13692 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13693 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13694 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13695 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13696 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13697 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13698 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13699 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13700 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13701 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13702 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13703 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13704 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13705 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13706 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13707 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13708 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13709 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13710 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13711 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13712 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13713 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13714 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13715 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13716 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13717 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13718 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13719 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13720 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13721 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13722 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13723 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13724 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13725 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13726 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13727 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13728 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13729 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13730 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13731 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13732 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13733 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13734 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13735 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13736 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13737 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13738 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13739 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13740 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13741 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13742 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13743 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13744 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13745 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13746 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13747 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13748 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13749 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13750 convert.c, convert.h, langhooks-def.h, reload1.c,
13751 tree-ssa-operands.c: Likewise.
13753 2007-07-26 Jan Hubicka <jh@suse.cz>
13755 * tree-ssa-live.c: Include debug.h and flags.h.
13756 (mark_scope_block_unused): New function.
13757 (remove_unused_scope_block_p): New function.
13758 (remove_unused_locals): Remove unused blocks too.
13760 2007-07-25 Ian Lance Taylor <iant@google.com>
13762 * combine.c (combine_max_regno): Remove. Remove all uses.
13763 (struct reg_stat_struct): Rename from struct reg_stat.
13764 (reg_stat_type): Define, and declare VECs.
13765 (reg_stat): Change from pointer to VEC. Change all uses.
13766 (combine_split_insns): New static function.
13767 (try_combine, find_split_point): Call it instead of split_insns.
13769 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13771 * cfghooks.c (split_block): Fix the information about loop latch.
13773 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13775 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13777 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13779 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13780 Scan the new edge for loop exit info.
13782 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13784 * config/darwin.c: Include debug.h.
13786 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13789 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13791 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13793 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13794 (HARD_REGNO_MODE_OK): Ditto.
13795 (MODES_TIEABLE_P): Ditto.
13796 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13797 (CLASS_MAX_NREGS): Ditto.
13798 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13799 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13800 (divdf3_internal_thr): Removed.
13801 * config/ia64/div.md: New file.
13802 * config/ia64/constraints.md: Add H constraint.
13804 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13806 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13807 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13808 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13809 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13810 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13811 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13812 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13813 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13814 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13815 dump_sbitmap_file, debug_sbitmap, popcount_table,
13816 sbitmap_popcount): Constify.
13817 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13818 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13819 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13820 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13821 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13822 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13823 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13824 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13825 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13826 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13827 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13829 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13831 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13832 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13833 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13834 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13835 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13836 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13837 bitmap_intersect_p, bitmap_intersect_compl_p,
13838 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13839 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13841 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13842 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13843 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13844 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13845 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13846 debug_bitmap, debug_bitmap_file, bitmap_print,
13847 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13848 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13850 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13852 * config/darwin.c (darwin_override_options): Additional fix for
13853 debug info formats that don't support var tracking.
13855 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13857 * cselib.c (entry_and_rtx_equal_p): Constify.
13858 * gengtype.c (output_mangled_typename, write_types, write_local):
13860 * gengtype.h (const_type_p): New.
13861 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13863 * tlink.c (scan_linker_output): De-constify.
13864 * tree-ssa-loop-im.c (memref_eq): Constify.
13865 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13866 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13868 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13870 * c-common.c (fname_as_string, c_type_hash): Constify.
13871 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13872 * cgraph.c (edge_hash, edge_eq): Likewise.
13873 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13874 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13875 reg_attrs_htab_eq): Likewise.
13876 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13878 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13879 const_decl_t, const_state_t, const_automata_list_el_t): New.
13880 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13881 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13882 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13883 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13884 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13885 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13886 compare_max_occ_cycle_nums, out_state_arcs_num,
13887 compare_transition_els_num, units_cmp, state_reservs_cmp):
13889 * genmodes.c (cmp_modes): Likewise.
13890 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13891 * gimplify.c (compare_case_labels): Likewise.
13892 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13893 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13894 * matrix-reorg.c (mtt_info_hash): Likewise.
13895 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13896 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13897 (htab_hash_bucket, htab_hash_elem): Constify.
13898 * tree-browser.c (TB_parent_eq): Likewise.
13899 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13900 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13901 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13902 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13904 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13905 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13906 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13907 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13908 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13910 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13911 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13912 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13913 * tree-ssa-threadupdate.c (redirection_data_hash,
13914 redirection_data_eq): Likewise.
13915 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13916 * tree-ssa.c (var_ann_eq): Likewise.
13917 * tree-vrp.c (compare_case_labels): Likewise.
13918 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13919 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13920 tree_not_check_failed, tree_class_check_failed,
13921 tree_range_check_failed, tree_not_class_check_failed,
13922 omp_clause_check_failed, omp_clause_range_check_failed,
13923 tree_contains_struct_check_failed, tree_operand_check_failed):
13925 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13926 tree_not_check_failed, tree_class_check_failed,
13927 tree_range_check_failed, tree_not_class_check_failed,
13928 tree_operand_check_failed, omp_clause_operand_check_failed,
13929 tree_operand_length): Likewise.
13930 * var-tracking.c (const_variable): New.
13931 (variable_htab_hash, variable_htab_eq): Constify.
13932 * varasm.c (const_desc_hash): Likewise.
13934 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13936 * expr.c (handled_component_p): Constify.
13937 * fold-const.c (fit_double_type): Likewise.
13938 * real.h (real_value_from_int_cst): Likewise.
13939 * tree-flow-inline.h (gimple_in_ssa_p,
13940 gimple_aliases_computed_p, gimple_addressable_vars,
13941 gimple_call_clobbered_vars, gimple_referenced_vars,
13942 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13943 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13944 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13945 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13946 is_label_stmt, is_global_var, phi_ssa_name_p,
13947 factoring_name_p, is_call_clobbered, tree_common_ann,
13948 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13949 unmodifiable_var_p, array_ref_contains_indirect_ref,
13950 ref_contains_array_ref, lookup_subvars_for_var,
13951 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13952 gimple_mem_ref_stats): Likewise.
13953 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13954 may_aliases, is_exec_stmt, is_label_stmt,
13955 ref_contains_array_ref, array_ref_contains_indirect_ref,
13956 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13957 unmodifiable_var_p): Likewise.
13958 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13959 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13960 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13961 cst_and_fits_in_hwi, real_value_from_int_cst,
13962 build_real_from_int_cst, integer_zerop, integer_onep,
13963 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13964 tree_floor_log2, real_zerop, real_onep, real_twop,
13965 real_minus_onep, really_constant_p, purpose_member, chain_member,
13966 list_length, fields_length, int_size_in_bytes, bit_position,
13967 int_bit_position, byte_position, int_byte_position, expr_align,
13968 array_type_nelts, tree_node_structure,
13969 type_contains_placeholder_1, iterative_hash_pointer,
13970 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13971 tree_map_base_eq, type_hash_list, type_hash_eq,
13972 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13973 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13974 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13975 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13976 int_fits_type_p, get_containing_scope, decl_function_context,
13977 decl_type_context, omp_clause_operand_check_failed,
13978 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13979 * tree.h (omp_clause_operand_check_failed, tree_size,
13980 build_real_from_int_cst, array_type_nelts, purpose_member,
13981 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13982 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13983 is_attribute_p, check_qualified_type, expr_align,
13984 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13985 int_byte_position, list_length, fields_length, initializer_zerop,
13986 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13987 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13988 tree_node_structure, handled_component_p, get_containing_scope,
13989 decl_function_context, decl_type_context, real_zerop,
13990 type_num_arguments, fit_double_type, really_constant_p,
13991 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13992 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13993 real_twop, real_minus_onep, int_cst_value): Likewise.
13995 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13997 * cfglayout.c (insn_scope, insn_line): Constify.
13998 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13999 const_double_htab_hash, const_double_htab_eq,
14000 mem_attrs_htab_hash): Likewise.
14001 * loop-iv.c (biv_eq): Likewise.
14002 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
14003 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
14004 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
14006 * rtl-error.c (location_for_asm, diagnostic_for_asm,
14007 error_for_asm, warning_for_asm, _fatal_insn,
14008 _fatal_insn_not_found): Likewise.
14009 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
14010 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
14011 rtl_check_failed_type2, rtl_check_failed_code1,
14012 rtl_check_failed_code2, rtl_check_failed_code_mode,
14013 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
14014 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
14015 rtl_check_failed_type2, rtl_check_failed_code1,
14016 rtl_check_failed_code2, rtl_check_failed_code_mode,
14017 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
14018 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
14019 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
14020 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
14021 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
14022 rtx_unstable_p, get_integer_term, get_related_value,
14023 offset_within_block_p, reg_mentioned_p, count_occurrences,
14024 reg_referenced_p, reg_used_between_p, no_labels_between_p,
14025 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
14026 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
14027 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
14028 find_constant_src, find_reg_fusage, find_regno_fusage,
14029 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
14030 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
14031 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
14032 computed_jump_p, auto_inc_p, in_expr_list_p,
14033 remove_node_from_expr_list, loc_mentioned_in_p,
14034 label_is_jump_target_p, reversed_comparison_code_parts,
14035 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
14036 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
14037 print_inline_rtx): Likewise.
14038 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
14039 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
14040 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
14041 get_integer_term, get_related_value, offset_within_block_p,
14042 count_occurrences, reg_mentioned_p, no_labels_between_p,
14043 reg_used_between_p, reg_referenced_p, single_set_2,
14044 multiple_sets, set_noop_p, refers_to_regno_p,
14045 reg_overlap_mentioned_p, dead_or_set_p,
14046 covers_regno_no_parallel_p, covers_regno_p,
14047 dead_or_set_regno_p, find_reg_note, find_regno_note,
14048 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
14049 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
14050 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
14051 side_effects_p, may_trap_p_1, may_trap_p,
14052 may_trap_after_code_motion_p, may_trap_or_fault_p,
14053 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
14054 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
14055 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
14056 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
14057 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
14059 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
14060 warning_for_asm): Likewise.
14061 * tree.h (print_rtl): Likewise.
14062 * varasm.c (get_pool_mode): Likewise.
14064 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14066 * c-lex.c (c_lex_with_flags, lex_string): Constify.
14067 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
14068 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
14069 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
14070 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
14071 * ddg.c (compare_sccs): Likewise.
14072 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
14073 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
14074 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
14075 decimal_do_fix_trunc, decimal_real_to_integer,
14076 decimal_real_to_integer2, decimal_real_maxval): Likewise.
14077 * dse.c (const_group_info_t): New.
14078 (invariant_group_base_eq, invariant_group_base_hash): Constify.
14079 * dwarf2out.c (const_dw_die_ref): New.
14080 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
14081 * tree-browser.c (TB_parent_eq): Likewise.
14082 * unwind-dw2-fde.c (__register_frame_info_bases,
14083 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
14084 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
14086 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
14087 * unwind-dw2.c (uw_frame_state_for): Likewise.
14088 * value-prof.c (histogram_hash, histogram_eq): Likewise.
14089 * value-prof.h (const_histogram_value): New.
14091 2007-07-25 Richard Sandiford <richard@codesourcery.com>
14093 * config/mips/mips.c (machine_function): Add
14094 initialized_mips16_gp_pseudo_p.
14095 (mips16_gp_pseudo_reg): Do not emit the initialization of
14096 mips16_gp_pseudo_rtx when being called from the gimple cost-
14097 calculation routines; emit it on the first use outside those
14100 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14102 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
14105 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
14106 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
14107 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
14108 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
14109 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
14110 Preserve const-ness of parameters through use of __typeof(),
14111 also constify and tidy.
14113 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
14114 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
14115 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
14116 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
14117 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
14118 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
14119 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
14120 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
14121 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
14123 2007-07-25 Julian Brown <julian@codesourcery.com>
14124 Mark Shinwell <shinwell@codesourcery.com>
14126 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
14127 (alpha_mangle_type): This.
14128 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14129 (TARGET_MANGLE_TYPE): Define this instead.
14130 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
14131 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
14132 (arm_init_neon_builtins): Fix comment.
14133 (arm_mangle_map_entry): New.
14134 (arm_mangle_map): New.
14135 (arm_mangle_type): New.
14136 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
14137 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14138 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14139 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14140 (TARGET_MANGLE_TYPE): Define this instead.
14141 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
14142 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14143 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14144 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14145 (TARGET_MANGLE_TYPE): Define this instead.
14146 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
14148 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
14149 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14150 (TARGET_MANGLE_TYPE): Define this instead.
14151 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
14152 (s390_mangle_type): This.
14153 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14154 (TARGET_MANGLE_TYPE): Define this instead.
14155 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
14156 (sparc_mangle_type): This.
14157 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14158 (TARGET_MANGLE_TYPE): Define this instead.
14159 * cp/mangle.c (write_type): Call mangle_type target hook on all
14160 types before mangling. Use original type, not main variant, as
14162 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
14163 (TARGET_MANGLE_TYPE): This.
14164 * target.h (gcc_target): Rename mangle_fundamental_type to
14166 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
14167 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
14169 2007-07-25 Julian Brown <julian@codesourcery.com>
14170 Paul Brook <paul@codesourcery.com>
14171 Joseph Myers <joseph@codesourcery.com>
14172 Mark Shinwell <shinwell@codesourcery.com>
14174 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
14175 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
14176 (with_fpu): Allow --with-fpu=neon.
14177 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14178 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14179 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
14180 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
14181 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
14182 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
14183 (neon_emit_pair_result_insn, neon_disambiguate_copy)
14184 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
14185 (output_move_neon): Add prototypes.
14186 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
14187 (all_fpus): Add FPUTYPE_NEON.
14188 (fp_model_for_fpu): Add NEON field.
14189 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
14190 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
14192 (arm_legitimate_address_p): Don't support fancy addressing for NEON
14194 (thumb2_legitimate_address_p): Likewise.
14195 (neon_valid_immediate): Recognize and prepare constants suitable for
14197 (neon_immediate_valid_for_move): New function. Recognize and prepare
14198 immediates for NEON move instructions.
14199 (neon_immediate_valid_for_logic): New function. Recognize and
14200 prepare immediates for NEON logic instructions.
14201 (neon_output_logic_immediate): New function. Create asm string
14202 suitable for outputting immediate logic instructions.
14203 (neon_pairwise_reduce): New function. Implement reduction using
14204 pairwise operations.
14205 (neon_expand_vector_init): New function. Expand a (possibly
14206 non-constant) vector initialization.
14207 (neon_vector_mem_operand): New function. Memory operands supported
14208 for quad-word loads/stores to/from ARM or NEON registers. Don't
14209 allow base+offset addressing for core regs.
14210 (neon_struct_mem_operand): New function. Valid mems for NEON
14212 (coproc_secondary_reload_class): Enable NEON registers to be loaded
14213 from neon_vector_mem_operand addresses without a secondary register.
14214 (add_minipool_forward_ref): Handle >8-byte minipool entries.
14215 (add_minipool_backward_ref): Likewise.
14216 (dump_minipool): Likewise.
14217 (push_minipool_fix): Likewise.
14218 (output_move_quad): New function. Output quad-word moves, loads and
14219 stores using ARM registers.
14220 (output_move_vfp): Add support for vectors in VFP (NEON) D
14222 (output_move_neon): Output a NEON load/store to/from a quadword
14224 (arm_print_operand): Implement new codes:
14225 - 'c' for unadorned integers (without a # sign).
14226 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
14228 - 'e', 'f' for the low and high D parts of a NEON Q register.
14229 - 'q' outputs a NEON Q register.
14230 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
14231 - 'T' prints NEON opcode features from a coded bitmask.
14232 - 'F' is similar to T, but signed/unsigned codes both print as
14234 - 't' is similar to T, but 'u' is printed instead of 'p'.
14235 - 'O' prints 'r' if NEON instruction should perform rounding (as
14236 specified by bitmask), else prints nothing.
14237 - '#' is a punctuation character to stop operand numbers from
14238 running together with following digits in the assembler
14239 strings for instructions (when using mode attributes).
14240 (arm_assemble_integer): Handle extra NEON vector modes. Permute
14241 constant vectors in big-endian mode, where necessary.
14242 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
14243 Handle EI, OI, CI, XI modes.
14244 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
14245 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
14246 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
14247 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
14248 (neon_builtin_type_bits): Add enumeration, one bit for each vector
14250 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
14251 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
14252 to turn v8qi, etc. into bits defined above.
14253 (neon_itype): New enumeration. Classifications of NEON builtins.
14254 (neon_builtin_datum): Define struct. Contains information about
14255 a single builtin (with multiple modes).
14256 (CF): Define helper macro for...
14257 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
14259 (neon_builtin_data): New array. Define information about builtins
14260 for use during initialization/expansion.
14261 (arm_init_neon_builtins): New function.
14262 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
14264 (neon_builtin_compare): New function.
14265 (locate_neon_builtin_icode): New function. Find an insn code for a
14266 builtin given a function code for that builtin. Also return type of
14267 builtin (NEON_BINOP, NEON_UNOP etc.).
14268 (builtin_arg): New enumeration. Types of arguments for builtins.
14269 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
14270 Takes a variable argument list of builtin_arg types, terminated by
14272 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
14273 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
14274 (neon_emit_pair_result_insn): New function. Support returning pairs
14275 of vectors via a pointer.
14276 (neon_disambiguate_copy): New function. Set up operands for a
14277 multi-word copy such that registers do not get clobbered.
14278 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
14279 ARM_BUILTIN_NEON_BASE.
14280 (arm_file_start): Set float-abi attribute for NEON.
14281 (arm_vector_mode_supported_p): Enable NEON vector modes.
14282 (arm_mangle_map_entry): New.
14283 (arm_mangle_map): New.
14284 (arm_mangle_vector_type): New.
14285 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
14287 (TARGET_NEON): New macro. Target supports NEON.
14288 (fputype): Add FPUTYPE_NEON.
14289 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
14290 for vectorization based on command-line arg.
14291 (NEON_REGNO_OK_FOR_NREGS): Define.
14292 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
14293 (VALID_NEON_STRUCT_MODE): Define.
14294 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
14295 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
14296 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
14297 (consttable_16): Add pattern for outputting 16-byte minipool
14299 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
14301 (vec-common.md, neon.md): Include md files.
14302 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
14303 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
14304 (memory_constraint "Ut", "Un", "Us"): Define.
14305 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
14306 (MMX_char): New mode attribute.
14307 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
14308 (*add<mode>3_iwmmxt): New insn pattern.
14309 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
14310 (*sub<mode>3_iwmmxt): New insn pattern.
14311 (mulv4hi3): Rename to...
14312 (*mulv4hi3_iwmmxt): This.
14313 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
14314 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
14315 (uminv4hi3, uminv2si3): Remove. Replace with...
14316 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
14317 (*umin<mode>3_iwmmxt): These.
14318 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
14319 (ashr<mode>3_iwmmxt): This new pattern.
14320 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
14321 (lshr<mode>3_iwmmxt): This new pattern.
14322 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
14323 (ashl<mode>3_iwmmxt): This new pattern.
14324 * config/arm/neon-docgen.ml: New file. Generate documentation for
14326 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
14327 * config/arm/arm_neon.h: New (autogenerated).
14328 * config/arm/neon-testgen.ml: New file. Generate NEON tests
14330 * config/arm/neon.md: New file. Define NEON instructions.
14331 * config/arm/neon.ml: New file. Abstract description of NEON
14332 instructions, used to generate arm_neon.h header, documentation and
14334 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
14335 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
14337 * doc/extend.texi (ARM Built-in Functions): Rename and remove
14339 (ARM NEON Intrinsics): New subsection.
14340 * doc/arm-neon-intrinsics.texi: New (autogenerated).
14342 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
14344 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
14347 2007-07-24 Jan Hubicka <jh@suse.cz>
14349 * regclass.c (move_table): New type.
14350 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
14351 (init_move_cost): Break out from ...
14352 (init_reg_sets_1): ... here; simplify computation of
14353 have_regs-of_mode and contains_reg_of_mode.
14354 (record_reg_classes): Unswitch internal loops.
14355 (copy_cost): Trigger lazy initialization of move cost
14356 (record_address_regs): Likewise.
14358 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
14360 * config/darwin.c (darwin_override_options): Don't force on
14361 flag_var_tracking_uninit when no debug info is requested.
14363 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
14365 * cfgloop.c (init_loops_structure): New function.
14366 (flow_loops_find): Create root of the loop tree unconditionally.
14368 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
14370 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14372 2007-07-24 Jan Hubicka <jh@suse.cz>
14374 * caller-save.c: Include ggc.h, gt-caller-save.h
14375 (reg_save_code, reg_restore_code): Rename to ...
14376 (cached_reg_save_code, cached_reg_restore_code): ... those.
14377 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14378 (reg_save_code, reg_restore_code): New functions.
14379 (init_caller_save): Do not intialize
14380 reg_save_code/reg_restore_code tables.
14381 * Makefile.in: (gt-caller-save.h): New.
14383 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14385 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14386 with the mode of the original operand instead of
14389 2007-07-23 Jan Hubicka <jH@suse.cz>
14391 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14392 (inline_secondary_memory_needed): ... here.
14393 (ix86_memory_move_cost): Break out to ...
14394 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14395 maximum of input and output; fix handling of Q_REGS on 64bit.
14396 (ix86_secondary_memory_needed): Microoptimize.
14398 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14400 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14401 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14402 stmts_from_loop, known_dependences_p, build_rdg): New.
14403 * tree-data-ref.h: Depends on graphds.h.
14404 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14405 (build_rdg): Declared.
14406 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14408 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14410 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14413 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14414 Jakub Jelinek <jakub@redhat.com>
14416 PR middle-end/PR28690
14417 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14419 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14420 and MEM_POINTER operands over REG and MEM operands.
14421 (swap_commutative_operands_p): Change return value to bool.
14422 * rtl.h: Update the corresponding prototype.
14423 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14424 instead of gen_rtx_PLUS.
14425 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14426 value to bool. Change function arguments to rtx's and update code
14428 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14429 calls to match the new declaration.
14430 * simplify-rtx.c (simplify_associative_operation): Don't
14431 reorder simplify_binary_operation arguments.
14433 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14435 * config/mips/mips.c (override_options): Use mips_costs to derive
14436 the default branch cost.
14437 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14439 * config/mips/mips.opt (mbranch-cost=): New option.
14440 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14442 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14444 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14445 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14446 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14447 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14449 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14451 * config/mips/constraints.md (ks): New constraint.
14452 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14453 (*add<mode>3_mips16): ...here.
14455 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14457 * optabs.h (enum optab_index): Add new OTI_signbit.
14458 (signbit_optab): Define corresponding macro.
14459 (enum insn_code signbit_optab[]): Remove array.
14460 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14461 (expand_copysign_absneg): If back end provides signbit insn, use it
14462 instead of bit operations on floating point argument.
14463 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14464 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14465 for availability of signbit insn.
14467 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14468 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14469 SSE mode is not active.
14470 (isinf<mode>2): Disable for mfpmath=sse,387.
14472 2007-07-22 Ben Elliston <bje@au.ibm.com>
14474 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14476 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14478 2007-07-20 Richard Guenther <rguenther@suse.de>
14480 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14481 integral typed condition.
14482 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14483 booleanness. Only preserve conversions from a non-base
14484 type to a base type, not in general between types with
14485 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14486 * tree.def (COND_EXPR): Document that the condition
14487 can be of any integral type.
14489 2007-07-20 Nigel Stephens <nigel@mips.com>
14490 Richard Sandiford <richard@codesourcery.com>
14492 * config/mips/mips.h (mips_dwarf_regno): Declare.
14493 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14494 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14495 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14496 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14497 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14498 (REG_CLASS_NAMES): Update accordingly.
14499 * config/mips/mips.c (mips_dwarf_regno): New array.
14500 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14501 (mips_subword): Remove special handling for accumulator registers.
14502 (override_options): Initiailize mips_dwarf_regno. Remove use
14504 (mips_swap_registers): New function.
14505 (mips_conditional_register_usage): Swap accumulator registers
14506 around if TARGET_LITTLE_ENDIAN.
14507 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14508 * config/mips/constraints.md (h, l): Use the endianness to choose
14509 between MD0_REG and MD1_REG.
14510 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14511 alternative-dependent template.
14513 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14515 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14518 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14520 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14521 predecessor fallthru flags.
14523 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14525 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14526 of compare to the same type.
14527 * cfgloopmanip.c (add_loop): Update information about loop exits.
14528 (loop_version): Remove the innermost loop requirement.
14529 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14530 to sizetype for pointers.
14532 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14534 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14535 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14536 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14538 * config/dfp-bit.c: Empty for TFmode conversions.
14540 2007-07-18 Caroline Tice <ctice@apple.com>
14542 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14543 and handle them correctly; check that src is not NULL before
14545 (find_src_set_src): Likewise.
14547 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14549 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14550 (struct alignment_context, init_alignment_context): New.
14551 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14552 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14553 (XCHAL_HAVE_S32C1I): Likewise.
14554 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14555 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14556 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14557 (ATOMIC, HQI): New macros.
14558 (memory_barrier, *memory_barrier): New.
14559 (sync_lock_releasesi): New.
14560 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14561 (sync_lock_test_and_set<mode>): New.
14562 (sync_<atomic><mode>): New.
14563 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14564 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14565 (xtensa_expand_atomic): New.
14567 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14571 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14572 transformation for builtin ISNORMAL.
14573 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14574 * builtins.def (BUILT_IN_ISNORMAL): New.
14575 * doc/extend.texi: Document isnormal.
14577 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14581 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14582 optabs infrastructure. Provide generic implementation for
14584 (expand_builtin): Handle FINITE/ISFINITE.
14585 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14586 (fold_builtin_1): Likewise.
14588 * builtins.def (BUILT_IN_ISFINITE): New.
14590 * doc/extend.texi: Document isfinite.
14592 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14595 PR middle-end/20558
14597 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14598 generic fallback for isinf.
14599 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14600 calculation code ...
14601 * real.c (get_max_float): ... to here.
14602 * real.h (get_max_float): New.
14604 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14606 PR middle-end/32668
14608 * builtin-attrs.def (ATTR_TYPEGENERIC,
14609 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14611 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14612 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14613 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14614 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14616 * c-common.c (handle_type_generic_attribute): New.
14617 (c_common_attribute_table): Add "type generic".
14619 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14621 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14623 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14624 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14627 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14630 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14631 checking that the operand is an expression.
14633 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14634 Danny Smith <dannysmith@users.sourceforge.net>
14637 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14638 file mapping object in local namespace if Windows version later
14641 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14643 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14644 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14645 arm_cannot_force_const_mem.
14646 (arm_cannot_force_const_mem): New function.
14647 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14648 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14649 of arm_tls_referenced_p.
14650 * config/arm/arm.md (movsi): Split out-of-section constants when
14651 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14652 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14654 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14656 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14658 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14660 * config/mips/mips.md (*extendqihi2): Convert the destination
14663 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14665 * config/pa/fptr.c: Update license header.
14666 * config/pa/milli64.S: Likewise.
14668 2007-07-17 Nick Clifton <nickc@redhat.com>
14670 * COPYING_v3: New file. Contains version 3 of the GNU General
14672 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14673 Lesser General Public License.
14674 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14675 the GNU General Public License.
14677 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14679 PR rtl-optimization/32773
14680 * cfglayout.c (force_one_exit_fallthru): New function.
14681 (cfg_layout_finalize): Use it.
14683 2007-07-16 Richard Guenther <rguenther@suse.de>
14684 Uros Bizjak <ubizjak@gmail.com>
14686 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14687 before forcing it to gimple operand.
14689 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14690 David Ung <davidu@mips.com>
14692 * config/mips/mips.h (TUNE_24K): Define.
14693 (TUNE_MACC_CHAINS): Add TUNE_24K.
14694 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14696 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14697 (r74k_int_madd): .. this new reservation.
14698 (define_bypass): Fixed bypasses for r74k_int_madd to use
14699 mips_linked_madd_p.
14700 * config/mips/24k.md (define_bypass): Define new
14701 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14703 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14704 Nigel Stephens <nigel@mips.com>
14706 * config/mips/mips.md: Include 20kc.md.
14707 * config/mips/20kc.md: New file.
14708 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14709 (mips_adjust_cost): Tweak for 20Kc.
14710 (mips_issue_rate): Likewise.
14711 * config/mips/mips.h (TUNE_20KC): Define.
14713 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14715 * config/rs6000/rs6000.c (struct processor_cost): Add
14716 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14718 (*_cost): Add cache information.
14719 (rs6000_override_options): Set cache parameters.
14721 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14724 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14725 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14727 2007-07-16 Paul Brook <paul@codesourcery.com>
14730 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14731 (cirrus_thumb2_movsi_insn): Ditto.
14733 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14735 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14736 CR2_REGNO to R_CR2.
14738 2007-07-15 Andrew Haley <aph@redhat.com>
14740 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14741 before looking in the context.
14743 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14745 PR middle-end/32398
14746 PR middle-end/32769
14747 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14748 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14749 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14750 (pa_output_function_prologue): Use rp_saved and
14751 current_function_is_leaf to generate .CALLINFO statement.
14752 (hppa_expand_prologue): Set rp_saved.
14753 (hppa_expand_epilogue): Use rp_saved.
14754 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14755 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14757 2007-07-14 Dirk Mueller <dmueller@suse.de>
14759 * omega.c (coalesce): Fix memory leak on early exit.
14760 * matrix-reorg.c (check_allocation_function): Likewise.
14761 * tree-vect-transform.c (vect_get_new_vect_var): free result
14763 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14764 pass pointer to edge vector
14765 (partition_hot_cold_basic_blocks): Fix memory leak.
14766 * collect2.c (prefix_from_string): Free temporary storage.
14767 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14769 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14771 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14772 (DO_GLOBAL_DTORS_BODY): Likewise.
14774 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14775 Nigel Stephens <nigel@mips.com>
14777 * config/mips/mips.c (mips_classify_symbol): Don't return
14778 SYMBOL_SMALL_DATA for constant pool addresses if
14779 TARGET_EMBEDDED_DATA is true.
14781 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14783 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14784 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14785 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14786 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14787 __builtin_ia32_storehps, __builtin_ia32_storelps,
14788 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14789 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14790 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14791 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14792 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14793 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14794 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14795 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14796 using def_builtin_const.
14798 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14800 PR tree-optimization/32705
14801 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14802 (simplify_binary_expression): Use SSA_VAL consistently.
14804 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14806 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14807 (SPEFSCR_REGNO): Delete definition.
14808 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14809 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14810 * config/rs6000/rs6000.h: Do not define *_REGNO.
14811 LINK_REGISTER_REGNUM -> LR_REGNO.
14812 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14813 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14814 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14815 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14816 R_VRSAVE, R_VSCR. Use them.
14817 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14818 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14819 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14820 * config/rs6000/aix.h: Define R_LR. Use it.
14822 2007-07-13 Caroline Tice <ctice@apple.com>
14824 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14825 flag_var_tracking is explicitly turned off (i.e. when variable
14826 tracking is not feasible); otherwise, turn flag_var_tracking on when
14827 flag_var_tracking_uninit is on.
14828 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14829 note definitions, to allow recording of initialization status in the
14831 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14832 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14833 determine if two note locations are equal.
14834 (output_loc_list): Don't output list entries whose start & end labels
14836 (reg_loc_descriptor): Add parameter for initialization status; pass it
14837 to other loc descriptor functions.
14838 (one_reg_loc_descriptor): Add parameter for initialization status;
14839 check its value and add DW_OP_GNU_uninit to returned loc descr if
14841 (multiple_reg_loc_descriptor): Add parameter for initialization
14843 pass init status argument to other loc descriptor functions; check
14844 value of intialization parameter and add DW_OP_GNU_uninit to returned
14845 loc descr if appropriate.
14846 (based_loc_descr): Add parameter for initialization status; add new
14847 variable for return value; check value of initialization parameter and
14848 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14849 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14850 pass init status argument to other loc descriptor functions; check
14851 value of intialization parameter and add DW_OP_GNU_uninit to returned
14852 loc descr if appropriate.
14853 (mem_loc_descriptor): Likewise.
14854 (concat_loc_descriptor): Likewise.
14855 (concatn_loc_descriptor): Likewise.
14856 (loc_descriptor): Add parameter for initialization status; pass it as
14857 argument to other loc descriptor function calls.
14858 (loc_descriptor_from_tree_1): Add appropriate initialization status
14859 to loc descriptor function calls.
14860 (add_location_or_const_value_attribute): Get initialization status
14861 from VAR_LOCATION note; add initialization status to loc descriptor
14863 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14864 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14865 status is uninitialized, add "[uninint]" to output.
14866 * common.opt (fvar-tracking-uninit): New option, similar to
14867 fvar-tracking, to turn on tracking of uninitialized variables; creates
14868 a new global flag, flag_var_tracking_uninit.
14869 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14870 (enum var_init_status): New type, for var initialization status field.
14871 * var-tracking.c (struct location_chain_def): Two new fields, init,
14872 for initialization status, and set_src for the assignment value expr.
14873 (unshare_variable): New parameter for initialization status;
14874 initialize new init and set_src fields.
14875 (var_reg_set): New parameters for initialization status and value;
14876 pass them to set_variable_part.
14877 (var_mem_set): Likewise.
14878 (get_init_value): New function.
14879 (var_reg_delete_and_set): New initialization status & value
14880 parameters; add call to get_init_value if status is unknown; pass new
14881 parameters to clobber_variable_part and var_reg_set.
14882 (var_mem_delete_and_set): Likewise.
14883 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14884 (var_mem_delete): Likewise.
14885 (variable_union): Pass status to unshare_variable; initialize new init
14886 and set_src fields. If flag_var_tracking_uninit is not set, force
14887 status to initialized.
14888 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14889 used later to get the set_src value.
14890 (find_src_status): New function.
14891 (find_src_set_src): New function.
14892 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14893 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14894 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14895 and var_mem_delete_and_set.
14896 (dump_variable): Print out "[uninit]" if appropriate.
14897 (set_variable_part): Add new initialization and set_src parameters;
14898 pass status to unshare_variable; set node->init and node- >set_src
14899 fields and modify slot in hash table appropriately; save the init and
14900 set_src values if appropriate and assign to the new node.
14901 (clobber_variable_part): New set_src parameter; if two nodes have
14902 same variable and same location but different set_src (assignment)
14903 values, clobber old node.
14904 (delete_variable_part): Pass init status to unshare_variable.
14905 (emit_note_insn_var_location): Add initialized var; assign var's init
14906 status to new 'initialized'; pass new init status field to calls to
14907 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14908 status to initialized.
14909 (emit_notes_in_bb): Pass initialization status to calls to
14910 var_reg_set, var_mem_set, var_reg_delete_and_set and
14911 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14912 var_reg_delete_and_set and var_mem_delete_and_set; call
14913 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14914 make up for change in add_stores.
14915 (vt_add_function_parameters): Add status to calls to
14917 * config/darwin.c (darwin_override_options): Turn on uninitialized
14918 tracking automatically, if var_tracking is on and the system is
14921 2007-07-13 Sa Liu <saliu@de.ibm.com>
14923 * config.gcc: Add options for arch and tune on SPU.
14924 * config/spu/predicates.md: Add constant operands 0 and 1.
14925 * config/spu/spu-builtins.def: Add builtins for double precision
14926 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14927 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14929 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14931 * config/spu/spu-protos.h: Add new function prototypes.
14932 * config/spu/spu.c (spu_override_options): Check options -march and
14934 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14935 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14937 (spu_const_from_int): New. Create a vector constant from 4 ints.
14938 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14939 (spu_emit_vector_compare): New. Emit vector compare.
14940 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14941 * config/spu/spu.h: Add options -march and -mtune. Define processor
14942 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14943 CANONICALIZE_COMPARISON.
14944 * config/spu/spu.md: Add new insns for double precision compare
14945 and double precision vector compare. Add vcond and smax/smin patterns
14946 to enable DFmode vector conditional expression.
14947 * config/spu/spu.opt: Add options -march and -mtune.
14948 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14949 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14950 both CELL and CELLEDP targets: spu_testsv.
14951 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14954 2007-07-13 Richard Guenther <rguenther@suse.de>
14956 PR tree-optimization/32721
14957 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14958 TREE_THIS_VOLATILE on the folded reference.
14959 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14960 if the array reference has TREE_THIS_VOLATILE set.
14962 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14965 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14967 2007-07-13 Andreas Schwab <schwab@suse.de>
14969 * gengtype-lex.l: Allow declarations to be indented.
14971 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14973 * ginclude/tgmath.h: New.
14974 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14975 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14976 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14977 * configure: Regenerate.
14979 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14981 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14982 correct index when setting register save state for xd
14985 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14987 * config/sh/sh.c (mark_use): Remove.
14989 2007-07-12 Paul Brook <paul@codesourcery.com>
14991 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14992 reg does not overlap return value.
14994 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14996 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14997 (set_expression_vuses): Ditto.
14998 (init_pre): Initialize expression_vuses.
15000 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15002 * config/i386/sse.md (storentdf, storentsf): New.
15004 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15006 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
15008 * tree.c (build_decl_stat): Move code from here...
15009 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
15010 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
15011 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
15012 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
15013 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
15016 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15017 Devang Patel <dpatel@apple.com>
15019 PR tree-optimization/25413
15020 * targhooks.c (default_builtin_vector_alignment_reachable): New.
15021 * targhooks.h (default_builtin_vector_alignment_reachable): New.
15022 * tree.h (contains_packed_reference): New.
15023 * expr.c (contains_packed_reference): New.
15024 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
15025 (vect_enhance_data_refs_alignment): Call
15026 vector_alignment_reachable_p.
15027 * target.h (vector_alignment_reachable): New builtin.
15028 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
15029 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
15030 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
15032 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15034 * target.h (builtin_vectorization_cost): Add new target builtin.
15035 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
15036 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
15037 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
15038 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
15039 uninitialized variables.
15040 * tree-vect-transform.c (cost_for_stmt): New function.
15041 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
15042 using cost 1 for all scalar stmts. Be less conservative when
15043 estimating the number of prologue/epulogue iterations. Call
15044 targetm.vectorize.builtin_vectorization_cost. Return
15045 min_profitable_iters-1.
15046 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
15047 initialization cost instead of TARG_VEC_STMT_COST. Use
15048 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
15049 epilogue code. Fix epilogue cost computation.
15050 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
15051 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
15052 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
15053 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
15054 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
15055 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
15057 2007-07-12 Richard Guenther <rguenther@suse.de>
15059 * gimplify.c (gimplify_conversion): Make sure that the result
15060 from maybe_fold_offset_to_reference is trivially convertible
15061 to the desired type before doing the simplification.
15062 (gimplify_expr): Likewise.
15063 * fold-const.c (fold_binary): Use the correct types for
15064 building the simplified expression.
15066 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15068 PR rtl-optimization/32729
15069 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
15070 that fallthru to exit.
15072 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
15074 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
15075 (symDTPOFF2reg): Likewise.
15077 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
15079 PR tree-optimization/32663
15081 * tree.h (VALUE_HANDLE_VUSES): Remove.
15082 (struct tree_value_handle): Remove vuses.
15084 * tree-vn.c (create_value_handle_for_expr): Don't set
15085 VALUE_HANDLE_VUSES.
15087 * tree-ssa-pre.c (expression_vuses): New.
15088 (alloc_expression_id): Set up expression_vuses.
15089 (get_expression_vuses): New.
15090 (set_expression_vuses): Ditto.
15091 (clear_expression_ids): Modify for expression_vuses.
15092 (phi_translate_1): Ditto.
15093 (phi_translate_set): Ditto.
15094 (value_dies_in_block_x): Ditto
15095 (valid_in_sets): Ditto.
15096 (add_to_sets): Ditto.
15097 (find_existing_value_expr): Ditto.
15098 (create_value_handle_for_expr): Ditto.
15099 (make_values_for_stmt): Ditto.
15100 (vuse_equiv): Remove.
15102 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
15104 * Makefile.in (mostlyclean): Remove object files.
15106 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15108 * toplev.c (no_new_pseudos): Deleted.
15109 * rtl.h (no_new_pseudos): Deleted.
15110 * tree-pass.h (pass_no_new_pseudos): Deleted.
15111 * passes.c (pass_no_new_pseudos): Deleted.
15112 * final.c (rest_of_clean_state): Removed no_new_pseudos.
15113 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
15114 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
15116 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
15117 * rtlhooks.c (gen_lowpart_general): Ditto.
15118 * optabs.c (prepare_operand): Ditto.
15119 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
15121 * modulo-sched.c (rest_of_handle_sms): Ditto.
15122 * see.c (rest_of_handle_see): Ditto.
15123 * ifcvt.c (if_convert): Ditto.
15124 (gate_handle_if_after_combine): Replaced no_new_pseudos with
15126 * init-regs.c (gate_initialize_regs): Deleted set of
15128 * lower-subreg.c (decompose_multiword_subregs): Ditto.
15129 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
15130 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
15132 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15135 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
15136 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
15137 (*vec_extractv2di_1_rex64): New insn pattern.
15139 2007-07-11 David Daney <ddaney@avtrex.com>
15141 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
15142 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
15143 for SIGNAL_UNWIND_RETURN_COLUMN.
15144 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
15145 (DWARF_FRAME_REGNUM): Rewrite.
15146 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
15148 2007-07-11 Nick Clifton <nickc@redhat.com>
15150 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
15151 delta and use gen_int_mode in place of GET_INT instead.
15153 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15155 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
15158 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
15160 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
15161 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
15163 * params.h (VERIFY_CANONICAL_TYPES): Remove.
15164 (USE_CANONICAL_TYPES): New.
15165 * doc/invoke.texi (verify-canonical-types): Remove.
15166 (use-canonical-types): Add.
15168 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
15170 * config/spu/spu.c (spu_optimization_options): Remove setting of
15171 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
15172 (spu_override_options): Move it here.
15174 2007-07-11 Richard Sandiford <richard@codesourcery.com>
15176 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
15177 * config/mips/mips.c (mips_cpu_info_table): Mention
15178 MIPS_ISA_LEVEL_SPEC in the comment.
15180 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15182 PR tree-optimization/32713
15183 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
15185 2007-07-11 Paolo Carlini <pcarlini@suse.de>
15187 PR middle-end/30482
15188 * c-opts.c (c_common_post_options): Do not change flag_complex_method
15189 conditional to flag_isoc99.
15190 (c_common_init_options): Do it here, unconditionally.
15192 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15194 PR tree-optimization/32589
15195 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
15196 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
15197 * tree-ssa-propagate.c (valid_gimple_expression_p): New
15198 predicate, extracted from...
15199 (set_rhs): ...here. Call it for the expression on entry.
15200 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
15201 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
15202 (simplify_binary_expression): Use valid_gimple_expression_p
15203 to validate the simplification.
15204 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
15206 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
15208 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
15209 DWARF2_DEBUG on 32 bit target too.
15210 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
15212 2007-07-11 Nick Clifton <nickc@redhat.com>
15214 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
15215 version for 64-bit hosts.
15217 2007-07-10 David Daney <ddaney@avtrex.com>
15219 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
15221 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
15223 * config/mips/mips.c (mips_expand_synci_loop): New function.
15224 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
15225 (UNSPEC_RDHWR): Same.
15226 (UNSPEC_SYNCI): Same.
15227 (UNSPEC_SYNC): Same.
15228 (clear_cache): New expand.
15232 (clear_hazard): Same.
15233 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
15235 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
15236 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
15238 2007-07-10 Ian Lance Taylor <iant@google.com>
15240 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
15243 2007-07-10 David Daney <ddaney@avtrex.com>
15245 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
15246 * builtins.c (expand_builtin___clear_cache): New function.
15247 (expand_builtin): Call expand_builtin___clear_cache for
15248 BUILT_IN_CLEAR_CACHE case.
15249 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
15250 * doc/md.texi (clear_cache): Document new instruction pattern.
15251 * testsuite/gcc.dg/builtins-64.c: New test.
15253 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
15255 * config/cris/cris.md ("movsi"): Fix typo in last change.
15257 2007-07-09 Geoffrey Keating <geoffk@apple.com>
15260 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
15262 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
15263 * varasm.c (assemble_start_function): Honor DECL_ALIGN
15264 for FUNCTION_DECLs. Don't use align_functions_log if
15266 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
15267 even for FUNCTION_DECLs.
15268 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
15270 * tree.h (DECL_ALIGN): Update for new location of 'align'.
15271 (DECL_FUNCTION_CODE): Update for new location and name of
15273 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
15274 (struct tree_decl_common): Move 'align' and 'off_align' out
15275 of union, ensure they're still on a 32-bit boundary. Remove
15276 other fields in union 'u1'.
15277 (struct tree_function_decl): Add field 'function_code' replacing
15278 'u1.f' in tree_decl_common.
15279 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
15280 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
15281 (Variable Attributes): Cross-reference 'aligned' attribute
15282 to Function Attributes.
15283 * flags.h (force_align_functions_log): Delete.
15284 * toplev.c (force_align_functions_log): Delete.
15286 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
15289 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
15290 (*vec_concatv2di_rex): New insn pattern.
15292 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15295 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
15297 2007-07-10 Ian Lance Taylor <iant@google.com>
15299 Replace no_new_pseudos in backends.
15300 * rtl.h (can_create_pseudo_p): Define.
15301 * config/darwin.c (machopic_indirect_data_reference): Use
15302 can_create_pseudo_p () instead of no_new_pseudos.
15303 (machopic_indirect_data_reference): Likewise.
15304 (machopic_legitimize_pic_address): Likewise.
15305 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
15306 (alpha_emit_set_const_1): Likewise.
15307 (alpha_emit_set_const): Likewise.
15308 (alpha_emit_conditional_move): Likewise.
15309 (alpha_split_conditional_move): Likewise.
15310 * config/alpha/alpha.md (various splitters): Likewise.
15312 * config/arm/arm.c (legitimize_pic_address): Likewise.
15313 (arm_load_pic_register): Likewise.
15314 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
15315 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
15316 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
15317 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
15318 * config/cris/cris.md (movsi): Likewise.
15319 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
15320 (symGOTOFF2reg_hilo): Likewise.
15321 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
15322 * config/h8300/h8300.md (insv, extzv): Likewise.
15323 * config/i386/i386.c (ix86_expand_move): Likewise.
15324 (ix86_expand_vector_move): Likewise.
15325 (ix86_prepare_fp_compare_args): Likewise.
15326 (ix86_expand_carry_flag_compare): Likewise.
15327 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
15328 (tls_dynamic_gnu2_combine_32): Likewise.
15329 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
15330 * config/ia64/ia64.c (ia64_expand_move): Likewise.
15331 (ia64_expand_movxf_movrf): Likewise.
15332 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
15333 (m32c_split_move): Likewise.
15334 (m32c_expand_insv): Likewise.
15335 * config/m68k/m68k.md (movsi): Likewise.
15336 * config/mips/mips.c (mips_force_temporary): Likewise.
15337 (mips_split_symbol): Likewise.
15338 (mips_move_integer): Likewise.
15339 (mips_legitimize_const_move): Likewise.
15340 * config/mn10300/mn10300.md (movsi): Likewise.
15341 * config/pa/pa.c (emit_move_sequence): Likewise.
15342 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15343 (rs6000_got_register): Likewise.
15344 (create_TOC_reference): Likewise.
15345 (rs6000_machopic_legitimize_pic_address): Likewise.
15346 * config/rs6000/rs6000.md (add<mode>3): Likewise.
15347 (various splitters): Likewise.
15348 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
15349 (movsi_got): Likewise.
15350 * config/s390/s390.c (emit_symbolic_move): Likewise.
15351 * config/s390/s390.md (movhi, movqi): Likewise.
15352 (load_multiple, store_multiple): Likewise.
15353 * config/score/score.c (score_force_temporary): Likewise.
15354 * config/sh/sh.c (prepare_move_operands): Likewise.
15355 (prepare_cbranch_operands): Likewise.
15356 (emit_fpu_switch): Likewise.
15357 (fpscr_set_from_mem): Likewise.
15358 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
15359 (adddi3, subsi3): Likewise.
15360 (various splitters): Likewise.
15361 (divsi_inv_fp_combine): Likewise.
15362 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
15363 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15365 * config/sh/predicates.md (xor_operand): Likewise.
15366 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
15367 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15368 (movdi_pic_label_ref): Likewise.
15369 * config/spu/spu.c (spu_split_immediate): Likewise.
15370 * config/alpha/alpha.md (various splitters): Remove test
15371 !no_new_pseudos || reload_completed.
15372 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15374 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15375 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15376 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15377 * config/score/score.c (th_output_mi_thunk): Likewise.
15378 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15379 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15381 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15383 PR rtl-optimization/32664
15384 * mode-switching.c (create_pre_exit): Skip barrier insns.
15386 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15388 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15389 force_gimple_operand_bsi.
15390 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15391 rewrite_use_compare): Ditto.
15392 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15394 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15395 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15396 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15397 * tree-profile.c (prepare_instrumented_value,
15398 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15399 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15400 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15401 tree_gen_ior_profiler): Ditto.
15402 * tree-ssa-reassoc.c (negate_value): Ditto.
15403 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15404 Use force_gimple_operand_bsi.
15405 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15406 * tree-if-conv.c (add_to_dst_predicate_list,
15407 find_phi_replacement_condition): Ditto.
15408 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15409 Call mark_symbols_for_renaming for new statements.
15410 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15412 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15414 * cfghooks.c (remove_edge): New function.
15415 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15417 * cfghooks.h (remove_edge): Declare.
15418 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15419 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15421 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15423 * optabs.h: Added declaration for signbit_optab.
15424 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15425 * genoptinit.c (optabs): Added entry for signbit insns.
15426 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15427 insn, if available.
15428 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15429 * config/s390/s390.md (signbit<mode>2): New expander.
15431 2007-07-09 Richard Guenther <rguenther@suse.de>
15433 PR middle-end/32698
15434 * fold-const.c (fold_plusminus_mult_expr): Move constant
15435 arguments second to allow decomposing.
15437 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15440 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15442 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15443 Disregard DECL_FROM_INLINE.
15445 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15448 * doc/invoke.texi: Add ftree-reassoc flag.
15449 * common.opt (ftree-reassoc): New flag.
15450 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15451 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15453 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15455 PR tree-optimization/32681
15456 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15457 saved in second_edge->aux when first_bb is a loop header.
15459 2007-07-09 Jan HUbicka <jh@suse.cz>
15461 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15463 2007-07-09 Richard Guenther <rguenther@suse.de>
15465 * c-decl.c (start_function): Do not promote return type.
15467 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15469 * function.c (do_warn_unused_parameter): Do not warn if
15470 TREE_NO_WARNING is set.
15472 2007-07-08 Andreas Schwab <schwab@suse.de>
15474 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15476 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15479 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15481 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15482 apply to assembly language, too.
15483 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15485 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15487 Revert (note the sccvn portions are *not* reverted)
15488 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15490 Fix PR tree-optimization/23488
15492 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15494 * tree-flow-inline.h (get_value_handle): Ditto.
15495 * tree-ssa-pre.c (decl_vh_map): New.
15496 (decl_node_pool): New.
15497 (can_value_number_operation): Support DECL_P.
15498 (can_PRE_operation): Ditto.
15499 (create_expression_by_pieces): Ditto.
15500 (find_existing_value_expr): Modify to differnetiate between
15501 addressing and top level.
15502 (create_value_handle_for_expr): Handle DECL's.
15503 (poolify_tree): Ditto.
15504 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15505 (make_values_for_stmt): Handle DECL's properly.
15506 (init_pre): Reorg to not init useless things during FRE.
15508 * tree-flow.h: Include pointer-set.h.
15509 (decl_vh_map): Declare.
15510 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15512 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15514 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15515 the constraint description.
15516 * doc/md.texi: Update documentation of AVR constraints.
15518 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15520 * auto-inc-dec.c, config/arm/arm.c,
15521 config/m32r/constraints.md, config/mips/mips.md,
15522 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15523 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15524 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15525 typos. Follow spelling conventions.
15526 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15528 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15529 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15531 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15532 realloc_vuse): Remove.
15533 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15536 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15538 Fix PR tree-optimization/23488
15540 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15541 (try_to_simplify): Ditto.
15542 (visit_use): Ditto.
15543 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15545 * tree-flow-inline.h (get_value_handle): Ditto.
15546 * tree-ssa-pre.c (decl_vh_map): New.
15547 (decl_node_pool): New.
15548 (can_value_number_operation): Support DECL_P.
15549 (can_PRE_operation): Ditto.
15550 (create_expression_by_pieces): Ditto.
15551 (find_existing_value_expr): Modify to differnetiate between
15552 addressing and top level.
15553 (create_value_handle_for_expr): Handle DECL's.
15554 (poolify_tree): Ditto.
15555 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15556 (make_values_for_stmt): Handle DECL's properly.
15557 (init_pre): Reorg to not init useless things during FRE.
15559 * tree-flow.h: Include pointer-set.h.
15560 (decl_vh_map): Declare.
15561 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15563 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15565 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15566 apply to assembly language, too.
15567 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15569 2007-07-06 Ian Lance Taylor <iant@google.com>
15570 Zack Weinberg <zackw@panix.com>
15572 PR middle-end/32441
15573 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15575 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15577 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15578 (prefetch): Likewise if "pref" would be used.
15580 2007-07-06 Josh Conner <jconner@apple.com>
15582 PR middle-end/32602
15583 PR middle-end/32603
15584 * calls.c (store_one_arg): Handle arguments which are partially
15585 on the stack when detecting argument overlap.
15587 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15589 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15590 chosen during find_reloads.
15592 2007-07-06 Richard Guenther <rguenther@suse.de>
15594 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15595 TYPE_ARG_TYPES for verification of argument types. Use
15596 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15597 parameters as variable arguments.
15599 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15601 * libgcc2.h (word_type): Type definition removed.
15602 (cmp_return_type, shift_count_type): Type definitions added.
15603 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15604 replaced with shift_count_type.
15605 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15607 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15608 changed from word_type to Wtype.
15609 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15610 replaced with shift_count_type.
15611 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15613 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15614 and libgcc_shift_count attribute added.
15615 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15616 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15617 (TARGET_INITIALIZER): New target hooks added.
15618 * targhooks.c (default_libgcc_cmp_return_mode,
15619 default_libgcc_shift_count_mode): Default implementations for the new
15620 target hooks added.
15621 * targhooks.h (default_libgcc_cmp_return_mode,
15622 default_libgcc_shift_count_mode): Function prototypes added.
15623 * target.h (struct gcc_target): Fields for the new target hooks added.
15624 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15626 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15629 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15630 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15632 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15633 s390_libgcc_shift_count_mode): Functions added.
15634 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15635 Target hooks defined.
15637 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15639 * config/mips/mips.c (compute_frame_size): Restore the original
15640 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15641 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15642 Document why the difference is needed.
15644 2007-07-06 Richard Guenther <rguenther@suse.de>
15646 * c-common.c (boolean_increment): Use correctly typed
15649 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15651 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15652 the topmost argument register is not also included in the save mask.
15653 (mips16e_collect_argument_save_p): Take a pointer to the argument
15654 register, rather than a pointer to the number of arguments.
15655 (mips16e_collect_argument_saves): Only include argument saves
15656 that aren't in the register mask.
15658 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15660 PR rtl-optimization/32450
15661 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15662 to ensure that instructions are not moved into the prologue when
15663 profiling is on. Remove unused prologue_end variable.
15664 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15665 as a scheduling barrier.
15667 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15670 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15671 Disregard DECL_FROM_INLINE.
15673 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15675 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15676 IORing with a constant.
15678 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15680 PR rtl-optimization/32475
15681 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15682 for every definition of the stack pointer.
15684 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15686 * arm.c (vfp3_const_double_index): Copy signed results of
15687 REAL_VALUE_TO_INT into unsigned vars.
15689 2007-07-05 Richard Guenther <rguenther@suse.de>
15691 PR middle-end/32639
15692 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15694 * tree-ssa.c (useless_type_conversion_p): Check canonical
15697 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15699 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15700 zero_extendhisi2): Change to define_insn_and_split.
15701 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15703 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15705 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15706 pass_match_asm_constraints): New.
15707 * passes.c (init_optimization_passes): Add new pass.
15708 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15709 * function.h (struct function): Add has_asm_statement bit.
15710 (current_function_has_asm_statement): New.
15711 * tree-pass.h (pass_match_asm_constraints): New.
15713 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15715 * config/mips/mips.c (mips_file_start): Avoid declaration
15718 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15720 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15722 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15724 * rtl.def (NOTE): Change print format string to print
15725 operand 5 as a note insn name.
15727 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15728 David Ung <davidu@mips.com>
15730 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15731 * doc/invoke.texi: (MIPS Options): Document them.
15733 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15734 David Ung <davidu@mips.com>
15736 Add support for SmartMIPS ASE.
15738 * optabs.c (expand_binop_directly): New, broken out from...
15739 (expand_binop): Here. Make it try rotating in the other
15740 direction even when the second operand isn't constant.
15741 * config/mips/mips.md (*lwxs): New.
15742 * config/mips/mips.opt (msmartmips): New.
15743 * config/mips/mips.c (mips_lwxs_address_p): New.
15744 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15745 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15746 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15747 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15748 (ISA_HAS_LWXS): New.
15749 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15750 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15751 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15752 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15753 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15754 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15755 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15757 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15759 * tree-vectorizer.c (new_loop_vec_info): Initialize
15760 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15761 * tree-vectorizer.h (_loop_vec_info): Added new filed
15762 min_profitable_iters.
15763 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15764 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15765 * tree-vect-analyze.c (vect_analyze_operations): Set
15766 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15767 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15768 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15769 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15770 and prologue cost to after they are computed.
15771 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15772 TARG_VEC_STMT_COST.
15773 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15774 of creating vectors from scalars according to dt.
15775 (vect_model_store_cost): Likewise.
15776 (vectorizable_call): Use dt array instead of scalar dt. Call
15777 vect_model_simple_cost with additional argument dt.
15778 (vectorizable_assignment): Likewise.
15779 (vectorizable_operation): Likewise.
15780 (vectorizable_type_demotion): Likewise.
15781 (vectorizable_type_promotion): Likewise.
15782 (vectorizable_store): Use dt array instead of scalar dt. Call
15783 vect_model_store_cost with additional argument dt.
15784 (vect_do_peeling_for_loop_bound): Don't call
15785 vect_estimate_min_profitable_iters. Instead, lookup
15786 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15787 "may not be profitable".
15789 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15792 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15793 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15794 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15795 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15797 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15799 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15800 addressing modes cheaper.
15802 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15804 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15805 (dw_ranges_struct): Rename block_num to num. Adjust.
15806 (dw_ranges_by_label_struct): New.
15807 (ranges_by_label, ranges_by_label_allocated,
15808 ranges_by_label_in_use): New variables.
15809 (add_ranges_num): Factored most of the code out of...
15810 (add_ranges): ... this one. Rewrite in terms of the former.
15811 (add_ranges_by_labels): New.
15812 (output_ranges): Output by-label ranges.
15813 (dwarf2out_finish): Output range for multiple-section
15814 compile_unit. Output standard DW_AT_low_pc in addition to
15815 unexpected DW_AT_entry_pc.
15817 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15819 PR tree-optimization/32604
15820 PR tree-optimization/32606
15822 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15823 (compute_antic_safe): Removed.
15824 (ANTIC_SAFE_LOADS): Ditto.
15825 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15826 (execute_pre): Don't call compute_antic_safe.
15827 (vuse_equiv): New function.
15828 (make_values_for_stmt): Use it
15829 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15832 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15835 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15836 rather than a decl.
15837 (avr_attribute_table): Make "naked" attribute apply to function types
15838 rather than to decls.
15839 (avr_handle_fntype_attribute): New function.
15841 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15843 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15846 2007-07-04 David Ung <davidu@mips.com>
15847 Joseph Myers <joseph@codesourcery.com>
15849 * config/mips/mips.md (type): Add logical, signext and move.
15850 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15851 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15852 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15853 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15854 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15855 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15856 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15857 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15858 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15859 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15860 movv2sf_hardfloat_64bit): Use the new types.
15861 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15862 *movdf_softfloat, *movdf_mips16): Use "multi".
15863 (extendqihi2): Replace with a define_expand.
15864 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15865 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15866 * config/mips/74k.md (r74k_int_logical): New reservation and
15868 (r74k_int_arith): Remove "slt".
15869 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15870 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15871 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15872 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15873 reservations for "arith".
15875 2007-07-04 Richard Guenther <rguenther@suse.de>
15877 * tree-ssa.c (useless_type_conversion_p): Add handling for
15878 scalar float and vector types. Only call the types_compatible_p
15879 langhook for aggregate types as last resort. Follow the
15882 2007-07-04 Richard Guenther <rguenther@suse.de>
15884 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15885 the same as NOP_EXPR.
15887 2007-07-04 Nick Clifton <nickc@redhat.com>
15889 * target.h (struct gcc_target): Add target_help field.
15890 * target-def.h (TARGET_HELP): New.
15891 (TARGET_INITIALIZER): Use TARGET_HELP.
15892 * opts.c (command_handle_option): Invoke target_help function, if
15893 defined, when the user has specified --target-help on the command
15895 * doc/invoke.texi: Mention that --target-help might print
15896 additional information.
15897 * doc/tm.texi: Document TARGET_HELP hook.
15899 * arm.c (TARGET_HELP): Override default definition.
15900 (arm_target_help): New - display a wrapped list of cores and
15901 architectures supported.
15903 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15905 * config/v850/v850.c (expand_prologue): Make sure
15906 GEN_INT() argument is sign extended rather than zero extended.
15907 (expand_epilogue): Likewise.
15908 (output_move_double): Delete.
15909 * config/v850/v850-protos.h (output_move_double): Delete.
15910 * config/v850/v850.md (movdi): Delete.
15911 (*movdi_internal): Delete.
15913 (*movdf_internal): Delete.
15915 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15917 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15918 unless compiling RTP PIC.
15920 2007-07-04 Richard Guenther <rguenther@suse.de>
15922 PR tree-optimization/32482
15923 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15924 original ssa name if we didn't find a shift expression.
15925 Fix shift constant for bit zero test.
15927 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15929 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15931 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15933 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15934 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15935 * config/arm/vxworks.h (ASM_SPEC): Delete.
15936 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15938 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15940 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15941 (DDR_REVERSED_P): New.
15942 * tree-data-ref.c (initialize_data_dependence_relation,
15943 build_classic_dist_vector): Set DDR_REVERSED_P.
15945 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15947 PR middle-end/32457
15948 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15949 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15950 init_omega_for_ddr_1): Use non conservative number of iterations
15952 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15953 (analyze_siv_subscript): Remove FIXME and reinitialization of
15954 last_conflicts to chrec_dont_know.
15955 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15957 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15959 * tree.c (maybe_canonicalize_argtypes): Improve description.
15961 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15963 * tree.c (maybe_canonicalize_argtypes): New.
15964 (build_function_type): Set canonical type.
15965 (build_method_type_directly): Ditto.
15966 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15969 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15971 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15973 (rewrite_use_nonlinear_expr): Likewise.
15975 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15977 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15979 2007-07-04 Ben Elliston <bje@au.ibm.com>
15981 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15984 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15986 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15987 (Exception Handling): Likewise.
15989 2007-07-03 Jan Hubicka <jh@suse.cz>
15991 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15993 2007-07-03 Eric Christopher <echristo@apple.com>
15995 * doc/cppopts.texi: Add conflicting option note to -dM.
15996 * doc/invoke.texi: Add note about possible conflicts with
15997 -E for -dCHARS and note that -dM will not produce
15998 any results if there is no machine dependent reorg.
16000 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16002 * tree.h (DECL_ALIGN): Back out previous change.
16004 2007-07-03 Joseph Myers <joseph@codesourcery.com>
16006 * configure.ac: Test for .dtprelword support on MIPS.
16007 * configure, config.in: Regenerate.
16008 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
16009 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16011 2007-07-03 Julian Brown <julian@codesourcery.com>
16013 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
16014 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
16015 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
16016 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
16018 (all_fpus): Add FPUTYPE_VFP3.
16019 (fp_model_for_fpu): Add VFPv3 field.
16020 (arm_rtx_costs_1): Give cost to VFPv3 constants.
16021 (vfp3_const_double_index): New function. Return integer index of
16022 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
16024 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
16025 and argument represents a valid RTX for a VFPv3 constant.
16026 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
16028 (vfp_emit_fstmd): Similar, for fstmd.
16029 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
16030 constants, represented as integer indices.
16031 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
16032 VFP_REGNO_OK_FOR_DOUBLE macros.
16033 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
16034 (arm_file_start): Set float-abi attribute for VFPv3, and output
16035 correct ".fpu" assembler directive.
16036 (arm_dbx_register_numbering): Add FIXME.
16037 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
16038 (fputype): Add FPUTYPE_VFP3.
16039 (FIXED_REGISTERS): Add 32 registers for D16-D31.
16040 (CALL_USED_REGISTERS): Likewise.
16041 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
16042 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
16043 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
16044 (D7_VFP_REGNUM): New.
16045 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
16046 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
16047 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
16048 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
16049 (REG_ALLOC_ORDER): Adjust for VFPv3.
16050 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
16051 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
16052 VFP_LO_REGS, VFP_HI_REGS.
16053 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
16054 (IS_VFP_CLASS): Define macro.
16055 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
16057 (REGISTER_MOVE_COST): Likewise.
16058 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
16059 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
16060 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
16061 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
16062 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
16063 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
16064 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
16065 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
16066 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
16067 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
16068 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
16069 where appropriate for single-word registers.
16070 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
16071 As above. Fix type attributes.
16072 * config/arm/constraints.md (register_contraint "t"): Define.
16073 (register_constraint "w"): Change to D0-D15, or D0-D31 for
16075 (register_constraint "x"): Define.
16076 (constraint "Dv"): Define.
16078 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16080 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
16082 2007-07-03 Tom Tromey <tromey@redhat.com>
16084 * c-parser.c (objc_pq_context): Removed.
16085 (objc_need_raw_identifier): Likewise.
16086 (c_parser) <objc_pq_context>: New field.
16087 <objc_need_raw_identifier>: Likewise.
16088 (OBJC_NEED_RAW_IDENTIFIER): Removed.
16089 (c_lex_one_token): Update.
16090 (c_parser_objc_protocol_definition): Update.
16091 (c_parser_objc_method_definition): Update.
16092 (c_parser_objc_methodproto): Update.
16093 (c_parser_declspecs): Update.
16095 2007-07-03 David Ung <davidu@mips.com>
16097 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
16099 2007-07-03 David Ung <davidu@mips.com>
16100 Richard Sandiford <richard@codesourcery.com>
16102 * doc/invoke.texi: Document -march=74kf3_2.
16103 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
16104 (TUNE_74K): Check for it.
16105 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
16106 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
16107 * config/mips/mips.md (cpu): Add 74kf3_2.
16108 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
16109 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
16110 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
16111 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
16112 74kf3_2 to the CPU list.
16113 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
16114 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
16115 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
16116 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
16117 (r74kf3_2_fxfer_from_c1): New insn reservations.
16119 2007-07-03 Richard Sandiford <richard@codesourcery.com>
16120 David Ung <davidu@mips.com>
16122 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
16123 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
16124 and 74k[fx]. Document aliases for the new options.
16125 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
16126 (PROCESSOR_24KF2_1): ...this.
16127 (PROCESSOR_24KX): Rename to...
16128 (PROCESSOR_24KF1_1): ...this.
16129 (PROCESSOR_74KF): Rename to...
16130 (PROCESSOR_74KF2_1): ...this.
16131 (PROCESSOR_74KX): Rename to...
16132 (PROCESSOR_74KF1_1): ...this.
16133 (TUNE_74K): Update PROCESSOR_* names.
16134 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
16135 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
16136 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
16137 (mips_rtx_cost_data): Update processor names in comments.
16138 (mips_issue_rate): Update PROCESSOR_* names.
16139 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
16140 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
16141 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
16142 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
16143 Update cpu attribute names.
16144 (r24k_fpu_iss): Rename this reservation to...
16145 (r24kf2_1_fpu_iss): ...this and update all uses.
16146 (r24kx_fpu_iss): Rename this reservation to...
16147 (r24kf1_1_fpu_iss): ...this and update all uses.
16148 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
16149 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
16150 Update cpu attribute names.
16152 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
16154 * config/m32r/constraints.md: New file.
16155 * config/m32r/m32r.c: Include tm-constrs.h.
16156 (small_data_operand): Use satisfies_constraint_* instead of macro.
16157 (addr24_operand, gen_compare): Likewise.
16158 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
16159 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
16160 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16161 EXTRA_CONSTRAINT): Likewise.
16162 * config/m32r/m32r.md: Include constraints.md.
16163 (*movsi_insn): Use satisfies_constraint_* instead of macro.
16164 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
16165 * config/m32r/predicates.md (conditional_move_operand): Likewise.
16166 (two_insn_const_operand, int8_operand, uint16_operand,
16167 reg_or_int16_operand, reg_or_uint16_operand,
16168 reg_or_cmp_int16_operand, cmp_int16_operand,
16169 seth_add3_operand): Likewise.
16171 2007-07-03 Eric Christopher <echristo@gmail.com>
16173 * libgcc2.h: Conditionally declare __bswapsi2 and
16176 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
16178 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
16181 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16184 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
16185 (__gthrw_pragma): Provide default definition.
16186 (__gthrw2): Use it.
16187 * gthr-posix.c (__gthrw_pragma): Define.
16189 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
16191 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
16192 before declaring inequality.
16194 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
16196 * combine.c (recog_for_combine): Log the success or failure of
16197 matching new insn patterns against the machine description in
16200 2007-07-03 Revital Eres <eres@il.ibm.com>
16202 * ddg.c (print_sccs): New function.
16203 (check_sccs): New function.
16204 (create_ddg_all_sccs): Use it.
16205 * ddg.h (print_sccs): Declare.
16206 * modulo-sched.c (sms_order_nodes): Call print_sccs.
16208 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
16210 * targhooks.h (default_mode_for_suffix): New function declaration.
16211 * targhooks.c (default_mode_for_suffix): New default target hook.
16212 * target.h (struct c): New structure in the targetm struct.
16213 (mode_for_suffix): New target hook as part of struct c.
16214 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
16215 default_mode_for_suffix.
16216 (TARGET_C): New define.
16217 * c-lex.c: Include "target.h".
16218 (interpret_float): Use targetm.c.mode_for_suffix to determine
16219 the mode for a given non-standard suffix.
16220 Makefile.in (c-lex.o): Depend on $(TARGET_H).
16222 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
16223 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
16225 * doc/extend.texi (Floating Types): New node. Document __float80 and
16226 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
16228 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
16231 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
16232 predicate instead of target_operand.
16233 (divsi3_i1_media, divsi3_media_2): Likewise.
16235 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
16237 * tree.h (alias_sets_might_conflict_p): Rename into
16238 alias_sets_must_conflict_p.
16239 * alias.c (alias_sets_might_conflict_p): Likewise.
16240 (alias_sets_conflict_p): Use it.
16241 (objects_must_conflict_p): Likewise.
16242 * c-common.c (strict_aliasing_warning): Adjust.
16244 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16246 * rtlhooks.c (gen_lowpart_if_possible): Check for
16247 invalid subreg before calling gen_lowpart_SUBREG.
16249 2007-07-02 Geoffrey Keating <geoffk@apple.com>
16251 * config/darwin9.h: Add copyright notice.
16252 (LINK_COMMAND_SPEC): Add comment.
16253 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
16254 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
16255 DARWIN_LIBSYSTEM_HAS_UNWIND.
16257 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16260 * omp-low.c (check_combined_parallel): New function.
16261 (lower_omp_parallel): Call it via walk_stmts, set
16262 OMP_PARALLEL_COMBINED if appropriate.
16263 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
16264 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
16265 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
16266 don't consider it as combined parallel.
16268 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16270 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16271 (gcc_tooldir): Likewise.
16272 * configure: Regenerate.
16273 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16274 old configure.ac gcc_tooldir setting.
16275 (prefix_to_exec_prefix): New variable.
16276 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16277 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16279 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
16281 Fix PR tree-optimization/32583
16282 Fix PR tree-optimization/32584
16283 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
16284 (phi_translate_set): Use phi_translate directly now.
16285 (make_values_for_stmt): Don't value number RHS if we already know
16288 2007-07-02 Steve Ellcey <sje@cup.hp.com>
16289 Jim Wilson <wilson@specifix.com>
16292 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
16295 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
16296 Richard Sandiford <richard@codesourcery.com>
16297 Nigel Stephens <nigel@mips.com>
16299 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
16300 (mips16e_output_save_restore): Declare.
16301 (mips16e_save_restore_pattern_p): Likewise.
16302 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
16303 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
16304 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
16305 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
16306 (BITSET_P): New global macro, extracted from...
16307 (mips_for_each_saved_reg): ...here.
16308 (mips16e_save_restore_info): New struct.
16309 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
16310 (mips16e_save_restore_regs): New variable.
16311 (mips_split_plus, mips16e_find_first_register): New functions.
16312 (mips16e_mask_registers): New function.
16313 (compute_frame_size): Expand the commentary before the function.
16314 Enforce the MIPS16e save and restore register range restrictions.
16315 Pad the general register save area at the low end.
16316 (mips16e_save_restore_reg, mips16e_build_save_restore)
16317 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
16318 (mips16e_output_save_restore, mips16e_collect_propagate_value)
16319 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
16321 (mips_expand_prologue, mips_expand_epilogue): Handle
16322 GENERATE_MIPS16E_SAVE_RESTORE.
16323 * config/mips/mips.md (*mips16e_save_restore): New pattern.
16325 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
16327 PR tree-optimization/31966
16328 PR tree-optimization/32533
16329 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
16330 "basic_block" description as its third argument. Update function
16331 calls to get destination bb from "edge" argument. Save "cond" into
16332 aux field of the edge. Update prototype for changed arguments.
16333 (if_convertible_loop_p): Clear aux field of incoming edges if bb
16335 (find_phi_replacement_condition): Operate on incoming edges, not
16336 on predecessor blocks. If there is a condition saved in the
16337 incoming edge aux field, AND it with incoming bb predicate.
16338 Return source bb of the first edge.
16339 (clean_predicate_lists): Clean aux field of outgoing node edges.
16340 (tree_if_conversion): Do not initialize cond variable. Move
16341 variable declaration into the loop.
16342 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
16343 initializations of new_stmt, arg0 and arg1 variables.
16345 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16347 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
16348 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
16350 2007-07-02 Richard Guenther <rguenther@suse.de>
16352 * tree-ssa.c (useless_type_conversion_p): Document
16353 future intent as defining the middle-end type system.
16354 Re-structure to call langhook last, group by type class,
16355 mark questionable parts.
16357 2007-07-02 Richard Guenther <rguenther@suse.de>
16359 * tree-flow.h (types_compatible_p): Declare.
16360 * tree-ssa.c (types_compatible_p): New function.
16361 * ipa-type-escape.c (discover_unique_type): Use
16362 types_compatible_p instead of lang_hooks.types_compatible_p.
16363 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16364 * tree-vn.c (expressions_equal_p): Likewise.
16365 * tree.c (fields_compatible_p): Likewise.
16366 * tree-ssa-dom.c (avail_expr_eq): Likewise.
16367 (cprop_operand): Use useless_type_conversion_p instead of
16368 lang_hooks.types_compatible_p.
16369 * tree-inline.c (setup_one_parameter): Likewise.
16370 (declare_return_variable): Likewise.
16371 * tree-nrv.c (tree_nrv): Likewise.
16372 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16373 (maybe_fold_offset_to_component_ref): Likewise.
16374 (maybe_fold_offset_to_reference): Likewise.
16375 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16376 (merge_alias_info): Likewise.
16377 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16378 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16379 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16380 * tree-tailcall.c (find_tail_calls): Likewise.
16381 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16382 * gimplify.c (canonicalize_addr_expr): Likewise.
16383 (fold_indirect_ref_rhs): Likewise.
16384 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16385 (cpt_same_type): Likewise.
16386 (check_pointer_types_r): Swap parameters to cpt_same_type
16388 * fold-const.c (fold_convert): Revert fix for PR15988.
16389 * tree-inline.c (setup_one_parameter): Instead fix it here by
16390 using fold_build1 instead of fold_convert and checking for
16391 error_mark_node. Convert only if the conversion is necessary.
16393 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16395 * configure.ac: Check for .gnu_attribute on Power.
16396 * configure: Regenerate.
16397 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16398 attribute for floating-point ABI.
16400 2007-07-02 Ira Rosen <irar@il.ibm.com>
16402 PR tree-optimization/32230
16403 PR tree-optimization/32477
16404 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16405 address is a constant.
16407 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16409 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16410 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16411 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16412 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16413 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16414 64-bit targets. Add support for *-elfoabi*.
16415 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16416 different settings if $(tm_defines) does not select the EABI.
16417 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16418 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16419 (MIPS_ARCH_OPTION_SPEC): Likewise.
16420 (MIPS_ISA_LEVEL_SPEC): Likewise.
16421 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16422 * config/mips/elfoabi.h: New file.
16424 2007-07-02 Richard Guenther <rguenther@suse.de>
16426 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16427 (useless_type_conversion_p): ... this.
16428 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16429 (useless_type_conversion_p): ... this.
16430 * builtins.c (fold_builtin_memory_op): Rename
16431 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16432 * tree-cfg.c (verify_expr): Likewise.
16433 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16434 * tree-ssa-ccp.c (ccp_fold): Likewise.
16435 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16436 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16437 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16438 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16439 * tree-ssa-pre.c (eliminate): Likewise.
16440 * tree-ssa.c (delete_tree_ssa): Likewise.
16441 (tree_ssa_useless_type_conversion): Likewise.
16442 * tree.c (build2_stat): Likewise.
16444 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16446 Fix PR tree-optimization/32571
16447 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16450 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16452 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16453 and other expected operations explicitly, change default to
16456 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16458 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16460 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16461 (tls_load_dot_plus_eight): Move the label number into the unspec.
16462 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16464 2007-07-01 Andreas Schwab <schwab@suse.de>
16466 * dwarf2out.c (initial_return_save): Define only if used.
16468 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16470 Unreverting Richard's Revert of:
16472 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16474 * dce.c (deletable_insn_p_1): New function, split out from...
16475 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16476 specially, not those inside PARALLELs. Remove BODY argument
16477 and adjust recursive call accordingly.
16478 (prescan_insns_for_dce): Update call to delete_insn_p.
16480 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16481 Revital Eres <eres@il.ibm.com>
16483 * ddg.c (create_ddg_all_sccs): Fix missed
16484 initialization of scc_nodes.
16486 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16488 PR middle-end/32559
16489 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16490 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16492 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16494 * configure.ac: Check for .gnu_attribute on MIPS.
16495 * configure, config.in: Regenerate.
16496 * config/mips/mips.c (mips_file_start): If supported, output
16497 attribute for floating-point ABI.
16499 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16502 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16503 (ffs_cmove): New expander to expand using ctz pattern.
16504 (*ffs_cmove): Remove pattern.
16505 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16506 (ffsdi2): Expand using ctz pattern.
16507 (*ffs_rex64): Remove pattern.
16509 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16511 PR rtl-optimization/32296
16512 * pa.md (return): Delete pattern.
16513 (return_internal): Remove "(const_int 1)" from pattern.
16514 (epilogue): Use return_internal pattern for trivial returns.
16515 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16516 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16518 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16520 * tree-ssa-pre.c (is_exception_related): New function
16521 (can_value_number_operation): Use it.
16523 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16525 Fix PR tree-optimization/32540
16526 Fix PR tree-optimization/31651
16528 * tree-ssa-sccvn.c: New file.
16530 * tree-ssa-sccvn.h: Ditto.
16532 * tree-vn.c: Include tree-ssa-sccvn.h
16533 (val_expr_paid_d): Removed.
16534 (value_table): Ditto.
16535 (vn_compute): Ditto.
16536 (val_expr_pair_hash): Ditto.
16537 (val_expr_pair_expr_eq): Ditto.
16538 (copy_vuses_from_stmt): Ditto.
16539 (vn_delete): Ditto.
16541 (shared_vuses_from_stmt): Ditto.
16542 (print_creation_to_file): Moved up.
16543 (sort_vuses): Ditto.
16544 (sort_vuses_heap): Ditto.
16545 (set_value_handle): Make non-static.
16546 (make_value_handle): Ditto.
16547 (vn_add): Rewritten to use sccvn lookups.
16548 (vn_add_with_vuses): Ditto.
16549 (vn_lookup): Ditto (and second argument removed).
16550 (vn_lookup_with_vuses): Ditto.
16551 (vn_lookup_or_add): Ditto (and second argument removed);
16552 (vn_lookup_or_add_with_vuses): Ditto.
16553 (vn_lookup_with_stmt): New.
16554 (vn_lookup_or_add_with_stmt): Ditto.
16555 (create_value_handle_for_expr): Ditto.
16557 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16558 (seen_during_translate): New function.
16559 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16560 (phi_trans_add): Ditto.
16561 (constant_expr_p): FIELD_DECL is always constant.
16562 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16563 Use constant_expr_p.
16564 Avoid infinite recursion on mutually valued expressions.
16565 Change callers of vn_lookup_or_add.
16566 (phi_translate): New function.
16567 (compute_antic_safe): Allow phi nodes.
16568 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16569 (find_or_generate_expression): Rewrite slightly.
16570 (create_expression_by_pieces): Updated for vn_lookup_or_add
16572 Update VN_INFO for new names.
16573 (insert_into_preds_of_block): Update for new names.
16574 (add_to_exp_gen): New function.
16575 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16576 (find_existing_value_expr): Rewrite to changed vn_lookup.
16577 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16578 (try_look_through_load): Removed.
16579 (try_combine_conversion): Ditto.
16580 (get_sccvn_value): New function.
16581 (make_values_for_phi): Ditto.
16582 (make_values_for_stmt): Ditto.
16583 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16585 (init_pre): Update for SCCVN changes.
16587 (execute_pre): Ditto.
16589 * tree-flow.h (make_value_handle): Declare.
16590 (set_value_handle): Ditto.
16591 (sort_vuses_heap): Ditto.
16592 (vn_lookup_or_add_with_stmt): Ditto.
16593 (vn_lookup_with_stmt): Ditto.
16594 (vn_compute): Remove.
16596 (vn_delete): Ditto.
16597 (vn_lookup): Update arguments.
16599 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16600 (tree-vn.o): Ditto.
16601 (tree-ssa-sccvn.o): New.
16602 (OBJS-common): Add tree-ssa-sccvn.o
16604 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16607 * c-typeck.c (build_external_ref): Don't mark as used if called
16609 * calls.c (rtx_for_function_call): Likewise.
16611 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16615 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16617 * dce.c (deletable_insn_p_1): New function, split out from...
16618 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16619 specially, not those inside PARALLELs. Remove BODY argument
16620 and adjust recursive call accordingly.
16621 (prescan_insns_for_dce): Update call to delete_insn_p.
16623 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16625 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16626 (try_combine): Move potential calls to undo_all() so they happen
16627 before we commit to using the combined insns.
16629 2007-06-30 Jan Hubicka <jh@suse.cz>
16631 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16634 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16636 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16637 (cgraph_remove_unreachable_nodes): Likewise.
16638 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16639 * ipa-inline.c (update_caller_keys): Cast according to the coding
16641 (cgraph_decide_recursive_inlining): Likewise.
16642 (cgraph_decide_inlining_of_small_function): Likewise.
16643 (try_inline): Likewise.
16644 (cgraph_decide_inlining_incrementally): Likewise.
16645 * ipa-pure-const.c (get_function_state): Likewise.
16646 (scan_function): Likewise.
16647 (analyze_function): Likewise.
16648 (static_execute): Likewise.
16649 * ipa-reference.c (scan_for_static_refs): Likewise.
16650 (merge_callee_local_info): Likewise.
16651 (analyze_function): Use type safe memory macros.
16652 (static_execute): Likewise. Cast according to the coding conventions.
16653 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16655 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16657 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16658 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16661 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16663 PR middle-end/30024
16664 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16665 for complex modes (both int and real).
16667 2007-06-29 Jan Hubicka <jh@suse.cz>
16669 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16671 2007-06-29 Jan Hubicka <jh@suse.cz>
16673 PR middle-end/32372
16674 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16677 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16680 * config/avr/avr.c: Include dataflow header file.
16681 (expand_prologue): Adjust for prologue insn change.
16682 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16685 2007-06-29 Richard Guenther <rguenther@suse.de>
16687 PR middle-end/32493
16688 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16689 during type verification.
16691 2007-06-29 Jan Hubicka <jh@suse.cz>
16693 * recog.c (validate_change_rtx_1): Unshare TO argument.
16695 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16697 PR tree-optimization/24659
16698 * tree-vect-transform.c (vectorizable_call): Handle
16699 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16701 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16702 * config/i386/i386.c (enum ix86_builtins)
16703 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16704 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16706 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16707 const using def_builtin_const.
16708 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16709 input operands in the same modes as the result.
16710 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16712 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16714 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16715 (df_set_dead_notes_for_mw): Likewise.
16717 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16719 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16721 2007-06-28 DJ Delorie <dj@redhat.com>
16723 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16725 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16727 * doc/invoke.texi (C++ Dialect Options): Document
16728 fvisibility-ms-compat.
16729 * c.opt (fvisibility-ms-compat): New.
16731 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16734 * tree-affine.c (aff_combination_add_elt): Handle
16735 pointer addition specially.
16737 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16739 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16740 decl is non-external for AIX ABI.
16742 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16744 * config/rs6000/predicates.md (current_file_function_operand):
16745 Ensure the symbol is non-external for AIX ABI.
16747 2007-06-28 Nick Clifton <nickc@redhat.com>
16749 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16750 (fdce, fdse, fpredictive-commoning): Likewise.
16752 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16755 * gcc.c (process_command): Recognize the new -static-libgfortran
16758 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16761 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16762 Use a call clobbered hard reg instead of a pseudo reg.
16764 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16766 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16768 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16771 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16772 REG_LIBCALL and REG_RETVAL notes.
16773 (divsi3, mulsi3): Likewise.
16774 (mulhisi3): Likewise. Use emit_libcall_block.
16775 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16777 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16779 PR rtl-optimization/32481
16780 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16782 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16784 * dce.c (deletable_insn_p_1): New function, split out from...
16785 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16786 specially, not those inside PARALLELs. Remove BODY argument
16787 and adjust recursive call accordingly.
16788 (prescan_insns_for_dce): Update call to delete_insn_p.
16790 2007-06-27 Richard Guenther <rguenther@suse.de>
16792 PR middle-end/32492
16793 * tree.h (fold_convertible_p): Declare.
16794 * fold-const.c (fold_convertible_p): New function.
16795 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16796 instead of lang_hooks.types_compatible_p.
16798 2007-06-26 Jan Hubicka <jh@suse.cz>
16800 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16801 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16802 early use validate_unshare_change.
16803 (reload_combine): Likewise.
16804 * recog.c (change_t): New field unshare.
16805 (validate_change_1): Rename from validate_change; add argument unshare.
16806 (validate_change): Turn into wrapper of validate_change_1; update
16807 prototype for bools.
16808 (validate_unshare_change): New.
16809 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16810 calls of df_insn_rescan.
16811 * recog.h (validate_change): Replace ints by bools.
16812 (validate_unshare_change): Declare.
16814 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16816 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16818 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16820 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16822 2007-06-25 Jan Hubicka <jh@suse.cz>
16824 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16826 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16827 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16828 places other call site specific checks are performed.
16830 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16833 * tree-vect-transform.c (vectorizable_operation): Convert
16834 POINTER_PLUS_EXPR over to PLUS_EXPR.
16836 2007-06-25 Chao-ying Fu <fu@mips.com>
16838 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16839 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16840 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16841 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16843 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16844 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16845 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16846 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16847 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16848 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16849 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16850 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16851 ALL_FIXED_POINT_MODE_P): New define.
16852 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16854 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16856 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16857 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16858 MODE_VECTOR_UACCUM): New mode classes.
16860 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16861 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16862 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16865 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16866 (blank_mode): Initialize ibit and fbit.
16867 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16868 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16870 (new_adjust): Change required_class to required_class_from and
16871 required_class_to for testing within a range.
16872 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16873 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16874 MODE_VECTOR_UACCUM.
16875 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16876 (make_fixed_point_mode): New.
16877 (_ADD_ADJUST): Change C to C1 and C2.
16878 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16879 use a range for machine classes.
16880 (ADJUST_IBIT, ADJUST_FBIT): New.
16881 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16883 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16884 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16885 Emit adjustment for ibit and fbit.
16886 (emit_mode_ibit, emit_mode_fbit): New.
16887 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16889 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16891 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16892 as the source of the set.
16894 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16896 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16897 FP_REGNO_P): Use IN_RANGE.
16898 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16899 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16900 (DATA_REG_P): Use DATA_REGNO_P.
16901 (FP_REG_P): Use FP_REGNO_P.
16902 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16903 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16904 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16906 2007-06-24 Jan Hubicka <jh@suse.cz>
16908 PR middle-end/30563
16909 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16911 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16913 PR middle-end/32461
16914 * fold-const.c (fold_binary): Strip nops of operand 0
16915 of BIT_NOT_EXPR before calling operand_equal_p.
16916 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16917 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16919 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16921 * doc/extend.texi: Document that dllimport and dllexport imply
16922 default visibility.
16923 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16924 imported or exported declaration, including type declarations.
16925 * c-common.c (handle_visibility_attribute): Check for conflicts
16926 with dllimport/dllexport.
16927 (c_determine_visibility): Handle dllimport/dllexport as an
16928 explicit visibility atttribute.
16930 2007-06-23 Richard Guenther <rguenther@suse.de>
16932 PR tree-optimization/16876
16933 PR middle-end/29478
16934 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16936 * tree-inline.c (initialize_inlined_parameters): Do not call
16937 lang_hooks.tree_inlining.convert_parm_for_inlining.
16938 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16939 reason for mismatched types.
16940 * gimplify.c (gimplify_call_expr): Verify the call expression
16941 arguments match the called function type signature. Otherwise
16942 mark the call expression to be not considered for inlining
16943 using CALL_CANNOT_INLINE_P flag.
16944 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16945 edges call expression.
16946 (cgraph_decide_inlining_of_small_function): Likewise.
16947 (cgraph_decide_inlining): Likewise.
16948 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16950 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16951 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16952 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16953 Remove declaration.
16954 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16955 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16957 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16958 convert_parm_for_inlining member.
16960 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16963 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16964 Remove optimization for GT.
16966 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16968 PR middle-end/32437
16969 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16971 (prescan_insns_for_dce): Add extra parameter.
16973 2007-06-23 Jan Hubicka <jh@suse.cz>
16975 PR middle-end/31541
16976 * gimplify.c (mark_addressable): New function.
16977 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16979 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16981 PR middle-end/32374
16982 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16984 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16987 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16988 moves between MMX/SSE registers to at least 8 units to prevent
16989 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16991 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16993 * config/i386/i386.c (override_options): Correct x86_sahf
16996 2007-06-21 David Daney <ddaney@avtrex.com>
16999 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
17000 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
17001 (exception_receiver): Renamed to ...
17002 (nonlocal_goto_receiver): ... this.
17004 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
17006 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
17007 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
17008 partial register accesses.
17010 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
17012 * fold-const.c (debug_fold_checksum): Move it under
17013 ENABLE_FOLD_CHECKING.
17015 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17017 PR middle-end/20623
17018 * tree.h (debug_fold_checksum): Declared.
17019 * fold-const.c (build_fold_addr_expr_with_type_1): New.
17020 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
17021 build_fold_addr_expr_with_type_1.
17022 (fold_addr_expr, debug_fold_checksum): New.
17023 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
17024 (fold_unary, fold_comparison, split_address_to_core_and_offset):
17025 Use fold_addr_expr.
17027 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17029 PR tree-optimization/19590
17030 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
17031 of scev is a constant.
17033 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17035 * df-problems.c (df_note_bb_compute): Made computation of live
17036 info consistent with df_lr.
17038 2007-06-21 Richard Guenther <rguenther@suse.de>
17040 PR tree-optimization/32453
17041 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
17042 for pointer anti-range.
17044 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
17046 * config/i386/i386.c (processor_target_table): Increase maximum
17047 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
17050 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
17051 byte alignment if > 8 byte alignment is preferred.
17052 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17054 2007-06-21 Jakub Jelinek <jakub@redhat.com>
17056 PR tree-optimization/31866
17057 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
17058 if ASM_EXPR's input is not a SSA_NAME.
17060 PR middle-end/32362
17061 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
17062 but decl is a global var, instead return decl.
17063 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
17064 even for is_global_var decls, if they are private in some outer
17067 2007-06-21 Richard Guenther <rguenther@suse.de>
17069 PR tree-optimization/32451
17070 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
17072 2007-06-21 Christian Bruel <christian.bruel@st.com>
17074 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
17075 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
17076 (push_regs): Changed saving order or banked registers.
17077 (sh_expand_epilogue): Likewise.
17078 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
17079 (FIRST_BANKED_REG): Likewise.
17080 (LAST_BANKED_REG): Likewise.
17081 * config/sh/sh.md (banked) New attribute.
17082 (in_delay_slot): Check banked attribute.
17084 2007-06-20 Sebastian Pop <sebpop@gmail.com>
17086 PR tree-optimization/32075
17087 * tree-data-ref.c (subscript_dependence_tester_1,
17088 analyze_miv_subscript, analyze_overlapping_iterations,
17089 add_distance_for_zero_overlaps, build_classic_dist_vector,
17090 subscript_dependence_tester_1, analyze_overlapping_iterations,
17091 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
17092 compute_affine_dependence, compute_all_dependences): Pass loop_nest
17093 to evolution_function_is_affine_multivariate_p.
17095 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17097 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
17099 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
17102 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
17104 * config/m32c/prologue.md (epilogue_exitd_16): New.
17105 (epilogue_reit_16): New.
17106 (epilogue_exitd): Rename to epilogue_exitd_24.
17107 (epilogue_reit): Rename to epilogue_reit_24.
17109 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
17110 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17112 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
17114 * haifa-sched.c (queue_to_ready): Don't requeue next insn
17115 if dbg_cnt (sched_insn) reaches the limit.
17116 (choose_ready): New parameter INSN_PTR and new return value.
17117 (schedule_block): Handle dbg_cnt (sched_insn). Handle
17118 the new return value from choose_ready.
17119 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
17120 (rest_of_handle_global_alloc): New global_alloc_at_func.
17122 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
17124 PR tree-optimization/25737
17125 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
17126 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
17127 * tree-flow.h (struct fieldoff): Add new field alias_set.
17128 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
17129 argument addressable_type. Set alias_set of fieldoff.
17130 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
17131 (create_overlap_variables_for): Pass alias_set from fieldoff to
17133 * alias.c (get_alias_set): Use alias_set from SFT if set.
17135 2007-06-20 Hui-May Chang <hm.chang@apple.com>
17137 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
17138 of a variable as an unsigned HOST_WIDE_INT integer.
17140 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
17142 PR rtl-optimization/32405
17143 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
17145 2007-06-20 Jakub Jelinek <jakub@redhat.com>
17147 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
17149 PR middle-end/31959
17150 * builtins.c: Include diagnostic.h.
17151 (expand_builtin_expect): Make gcc_assert more permissive.
17152 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
17154 PR inline-asm/32109
17155 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
17158 PR middle-end/32285
17159 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
17160 if ACCUMULATE_OUTGOING_ARGS.
17162 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17164 * config/m68hc11/m68hc11.c: Include dataflow header file.
17165 (m68hc11_reorg): Port to dataflow.
17167 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17169 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
17170 (struct df_problem.free_blocks_on_set_blocks): New field.
17171 (struct dataflow.optional_p): New field.
17172 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17173 (df_live_set_all_dirty): New function.
17174 * df-scan.c (df_scan_alloc): Initialize optional_p.
17175 (problem_SCAN): Initialize free_blocks_on_set_blocks.
17176 * df-core.c (df_set_blocks): Removed use of
17177 DF_FIRST_OPTIONAL_PROBLEM. Now uses
17178 df_problem.free_blocks_on_set_blocks to determine which blocks are
17180 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
17181 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
17182 uses dataflow.optional_p to determine if problem should be
17184 (rest_of_handle_df_initialize): Only start live problem if
17186 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17187 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
17188 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
17189 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
17190 problem_NOTE): Initialize free_blocks_on_set_blocks.
17191 (df_lr_bb_local_compute): Recompute luids if df_live problem is
17193 (df_live_set_all_dirty, df_note_alloc): New function.
17194 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
17196 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
17197 * postreload.c (reload_combine): Ditto.
17198 * cse.c (cse_extended_basic_block): Ditto.
17199 * regmove.c (mark_flags_life_zones): Ditto.
17200 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
17201 erase_matching_seqs): Ditto.
17202 * bt-load.c (compute_defs_uses_and_gen): Ditto.
17203 * integrate (allocate_initial_values): Ditto.
17204 * combine.c (reg_dead_at_p): Ditto.
17205 * resource.c (mark_target_live_regs): Ditto.
17206 * sched-rgn.c (check_live_1, update_live_1): Ditto.
17207 * config/sh/sh.c (find_r0_life_regions): Ditto.
17208 * global.c (rest_of_handle_global_alloc): Only add back df_live
17210 * local-alloc.c (rest_of_handle_local_alloc): Only remove
17211 df_live for -O > 1.
17212 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
17214 (if_convert): Make sure df_live is there at -O == 1.
17215 (pass_if_after_combine): Cleanup flags.
17216 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
17217 is there at -O == 1.
17219 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
17221 * config/arm/arm.c (arm_get_frame_offsets): Set
17222 offsets->locals_base to avoid negative stack size.
17223 (thumb1_expand_prologue): Assert on negative stack size.
17225 2007-06-19 Sebastian Pop <sebpop@gmail.com>
17227 PR tree-optimization/32367
17228 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
17229 of the chrec has no evolution in that loop.
17230 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
17232 2007-06-19 Bob Wilson <bob.wilson@acm.org>
17234 * config/xtensa/xtensa.c: Include "df.h".
17235 (xtensa_builtin_saveregs): Use adjust_address instead of
17237 (xtensa_va_start): Invoke make_tree with sizetype for
17238 expand_builtin_saveregs and then convert the result to a pointer.
17239 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
17240 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
17241 Subtract argument size from index value as integers and then use
17242 POINTER_PLUS_EXPR to add the result to the array address.
17244 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17247 * config/m32c/m32c.c: Include dataflow header file.
17248 (m32c_emit_prologue): Adjust for prologue insn change.
17249 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
17250 once inside a PARALLEL. Assume frame size passed in operand 0
17251 includes space to save the fb register.
17252 (prologue_enter_24): Likewise.
17253 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
17255 2007-06-19 David Daney <ddaney@avtrex.com
17258 * config/mips/mips.md (cprestore): Mark $gp as used.
17260 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17263 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
17264 (frv_ifcvt_modify_insn): Likewise.
17266 2007-06-19 Richard Guenther <rguenther@suse.de>
17268 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
17269 only handle positive offsets that fit in a HOST_WIDE_INT.
17271 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
17273 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
17274 result of rsqrt insn for zero input argument to avoid NaN.
17276 2007-06-19 Richard Guenther <rguenther@suse.de>
17278 PR middle-end/31950
17279 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
17281 2007-06-19 Jakub Jelinek <jakub@redhat.com>
17283 PR tree-optimization/32353
17284 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
17286 2007-06-19 Nick Clifton <nickc@redhat.com>
17288 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
17290 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17293 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
17294 * config/i386/i386.c (assign_386_stack_local): Assert that
17295 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
17296 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
17297 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
17298 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
17300 2007-06-18 Steve Ellcey <sje@cup.hp.com>
17302 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
17304 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
17306 PR rtl-optimization/32321
17307 * gcse.c (replace_store_insn): Update the note before
17308 calling emit_insn_after.
17310 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17312 PR middle-end/32355
17313 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
17315 * df-problems.c (df_note_bb_compute): Fix dumping info.
17317 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
17319 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
17320 insn with emit_jump_insn.
17322 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17324 PR tree-optimization/32383
17325 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
17326 * targhooks.h (default_builtin_reciprocal): Update prototype.
17327 * target.h (struct gcc_target): Update builtin_reciprocal.
17328 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
17329 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
17330 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
17331 when fndecl is in BUILT_IN_MD class.
17332 (execute_convert_to_rsqrt): Ditto.
17334 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
17335 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
17336 Convert BUILT_IN_SQRTF code only when md_fn is false.
17338 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
17340 * bt-load.c (move_btr_def): Fix the order of arguments
17341 to validate_replace_rtx.
17343 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
17345 * config/m68k/m68k-devices.def: Add 54450..54455.
17347 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
17349 PR rtl-optimization/32366
17350 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
17351 FLOAT_EXTEND]: Prevent non-scalar modes from entering
17354 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17356 PR middle-end/32349
17357 * modulo-sched (generate_reg_moves): Added rescan parameter and if
17358 this is true, rescan insn being modified.
17359 (sms_schedule): Added rescan parameter.
17360 (rest_of_handle_sms): Moved freeing of dominance info to before
17361 getting out of cfg_layout.
17363 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
17365 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17366 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17369 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17370 FL_CF_EMAC from the entry for isac.
17372 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17373 (const_sibcall_operand): New.
17374 (sibcall_operand): Use it.
17375 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17376 (m68k_isas): ISAC does not imply FPU or EMAC.
17377 (override_options): Add ISA_C logic for symbolic jump & call.
17379 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17381 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17382 return mode from the builtin itself.
17383 (sparc_fold_builtin): Fix cast of zero constant.
17385 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17387 * targhooks.c (default_builtin_reciprocal): New default target hook.
17388 * targhooks.h (default_builtin_reciprocal): Add prototype.
17389 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17390 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17391 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17392 default_builtin_reciprocal.
17394 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17396 PR middle-end/31723
17397 * hooks.c (hook_tree_tree_bool_null): New hook.
17398 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17399 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17400 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17401 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17402 and convert it to reciprocal a*rfunc(b).
17403 (execute_convert_to_rsqrt): New function.
17404 (gate_convert_to_rsqrt): New function.
17405 (pass_convert_to_rsqrt): New pass definition.
17406 * target.h (struct gcc_target): Add builtin_reciprocal.
17407 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17408 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17409 TARGET_BUILTIN_RECIPROCAL.
17410 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17412 * config/i386/i386.h (TARGET_RECIP): New define.
17413 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17414 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17415 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17416 and not optimizing for size.
17417 (*rcpsf2_sse): New insn pattern.
17418 (*rsqrtsf2_sse): Ditto.
17419 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17420 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17421 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17422 and not optimizing for size.
17423 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17424 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17425 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17426 and not optimizing for size.
17427 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17428 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17429 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17430 and not optimizing for size.
17431 (*sse_rsqrtv4sf2): Do not export.
17432 (sqrtv4sf2): Ditto.
17433 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17434 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17435 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17436 and not optimizing for size.
17437 (sqrtv4sf2): Ditto.
17438 * config/i386/i386.opt (mrecip): New option.
17439 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17440 (ix86_emit_swsqrtsf): Ditto.
17441 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17442 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17443 builtin definition.
17444 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17445 ix86_expand_unop1_builtin.
17446 (ix86_emit_swdivsf): New function.
17447 (ix86_emit_swsqrtsf): Ditto.
17448 (ix86_builtin_reciprocal): New function.
17449 (TARGET_BUILTIN_RECIPROCAL): Use it.
17450 (ix86_vectorize_builtin_conversion): Rename from
17451 ix86_builtin_conversion.
17452 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17453 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17454 "i386 and x86_64 Options" section.
17455 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17457 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17458 Zdenek Dvorak <dvorakz@suse.cz>
17459 Richard Guenther <rguenther@suse.de>
17460 Kaz Kojima <kkojima@gcc.gnu.org>
17462 * tree-vrp.c (compare_values_warnv): Convert val2 to
17464 (extract_range_from_assert): Create
17465 POINTER_PLUS_EXPR for pointer types.
17466 (extract_range_from_binary_expr): Handle
17467 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17469 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17470 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17471 POINTER_PLUS_EXPR as PLUS_EXPR.
17472 (number_of_iterations_lt_to_ne):
17473 For pointer types, use sizetype when
17474 creating MINUS_EXPR/PLUS_EXPRs.
17475 (assert_loop_rolls_lt): For pointer types, use sizetype when
17476 creating MINUS_EXPR/PLUS_EXPRs.
17477 (number_of_iterations_le): Likewise.
17478 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17479 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17480 like PLUS_EXPR and MINUS_EXPR.
17481 * tree-pretty-print.c (dump_generic_node): Handle
17483 (op_prio): Likewise.
17484 (op_symbol_1): Likewise.
17485 * optabs.c (optab_for_tree_code): Likewise.
17486 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17488 * tree-tailcall.c (process_assignment): Mention
17489 POINTER_PLUS_EXPR in a TODO comment.
17490 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17491 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17492 not used with a pointer and an integer type.
17493 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17494 increment using chrec_convert_rhs instead of chrec_convert.
17495 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17496 PLUS_EXPR except for the right hand side's type will be
17498 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17499 (fold_used_pointer_cast): Kill.
17500 (pointer_offset_p): Kill.
17501 (fold_used_pointer): Kill.
17502 (pointer_used_p): Kill.
17503 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17504 call fold_used_pointer.
17505 (instantiate_parameters_1): Convert the increment
17506 using chrec_convert_rhs instead of chrec_convert.
17507 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17508 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17509 instead of PLUS_EXPR.
17510 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17511 PLUS_EXPR for pointers.
17512 (std_gimplify_va_arg_expr): Likewise.
17513 (fold_builtin_memory_op): Likewise.
17514 (fold_builtin_strstr): Likewise.
17515 (fold_builtin_strchr): Likewise.
17516 (fold_builtin_strrchr): Likewise.
17517 (fold_builtin_strpbrk): Likewise.
17518 (expand_builtin_memory_chk): Likewise.
17519 (fold_builtin_memory_chk): Likewise.
17520 (std_expand_builtin_va_start): Use
17521 sizetype for the call to make_tree and then convert
17522 to the pointer type.
17523 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17524 instead of PLUS_EXPR for adding to a pointer.
17525 (std_gimplify_va_arg_expr): Use fold_build2 for
17526 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17527 the operands to sizetype first and then cast the BIT_AND_EXPR
17528 back to the pointer type.
17529 * fold-const.c (build_range_check): Handle pointer types
17531 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17532 of PLUS_EXPR's. Make sure the offset is converted to
17534 (try_move_mult_to_index): Strip the NOPs from the offset.
17535 Remove code argument and replace all uses with PLUS_EXPR.
17536 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17537 specially. Don't use a pointer type for MINUS_EXPR.
17538 (fold_unary): Handle for (T1)(X op Y),
17539 only p+ as that is the only as that can be handled for
17540 binary operators now.
17541 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17543 <case PLUS_EXPR>: Add folding of PTR+INT into
17545 Don't call try_move_mult_to_index.
17546 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17547 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17548 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17549 Don't call try_move_mult_to_index.
17550 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17551 (tree_expr_nonzero_p): Likewise.
17552 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17553 of PLUS_EXPR for the complex expression folding.
17554 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17555 first chrec is a pointer type, then the second should
17556 be sizetype and not the first's type.
17557 For POINTER_PLUS_EXPR, use a different right hand side type.
17558 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17559 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17560 different right hand side type.
17561 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17562 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17563 instead of PLUS_EXPR.
17564 When either operand is zero, convert the other operand.
17565 (chrec_apply): Use chrec_convert_rhs
17566 on the argument x instead of chrec_convert.
17567 (reset_evolution_in_loop): For pointer types, the new_evol
17568 should be sizetype.
17569 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17570 different right hand side type.
17571 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17572 (chrec_convert_rhs): New function.
17573 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17574 different right hand side type.
17575 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17576 * tree-chrec.h (chrec_convert_rhs): New prototype.
17577 (build_polynomial_chrec): For pointer types, the right hand
17578 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17579 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17580 Remove subtraction case as it is always addition now.
17581 Make sure the offset is converted to sizetype.
17582 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17583 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17584 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17585 PLUS_EXPR in pointer type.
17586 Handle POINTER_PLUS_EXPR.
17587 (tree_to_aff_combination): Likewise.
17588 (force_expr_to_var_cost): Likewise.
17589 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17590 instead of PLUS_EXPR for pointers.
17591 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17592 instead of PLUS_EXPR of pointer types.
17593 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17595 (check_va_list_escapes): Likewise.
17596 (check_all_va_list_escapes): Likewise.
17597 * dwarf2out.c (loc_descriptor_from_tree_1):
17598 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17599 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17600 (string_constant): Likewise.
17601 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17602 the offset to the base, use POINTER_PLUS_EXPR.
17603 (add_to_parts): Convert the index to sizetype.
17604 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17605 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17606 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17607 Offset only holds something for PLUS_EXPR.
17608 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17610 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17612 (analyze_accesses_for_modify_stmt): Likewise.
17613 Remove comment about the type being integral type as it is
17615 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17617 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17619 Correct the type which the artimentic is done in (is now
17622 * tree-data-ref.c (split_constant_offset): Handle
17624 * tree-affine.c (tree_to_aff_combination): Likewise.
17625 * c-typeck.c (build_unary_op): For pointers create the increment
17626 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17628 * gimplify.c (gimplify_self_mod_expr): Create a
17629 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17630 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17631 * tree.def (POINTER_PLUS_EXPR): New tree code.
17632 * tree-predcom.c (ref_at_iteration): If we have a pointer
17633 type do the multiplication in sizetype.
17634 * tree-mudflap.c (mf_xform_derefs_1): Create a
17635 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17636 * tree-ssa-forwprop.c
17637 (forward_propagate_addr_into_variable_array_index):
17638 Don't expect there to be a cast for the index as that
17639 does not exist anymore.
17640 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17641 instead of PLUS_EXPR.
17642 Don't check for the first operand of the POINTER_PLUS_EXPR
17643 was the index as it cannot be.
17644 Call forward_propagate_addr_into_variable_array_index with
17645 the SSA_NAME instead of the statement.
17646 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17647 (compare_constant): Likewise.
17648 (copy_constant): Likewise.
17649 (compute_reloc_for_constant): Likewise.
17650 (output_addressed_constants): Likewise.
17651 (initializer_constant_valid_p): Likewise.
17652 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17653 Convert the MIN/MAX of the inner type to the outer
17654 type before comparing them.
17655 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17656 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17657 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17658 of PLUS_EXPR for pointers.
17659 * tree-inline.c (estimate_num_insns_1): Handle
17661 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17662 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17663 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17664 instead of PLUS_EXPR for the pointer increment statement.
17665 (vect_update_ivs_after_vectorizer): For pointer types, create
17666 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17667 MULT_EXPR in sizetype.
17668 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17670 * tree-object-size.c (plus_expr_object_size): Handle
17671 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17672 code which is trying to figure out which side is a pointer and
17674 (check_for_plus_in_loops_1): Likewise.
17675 (check_for_plus_in_loops): Likewise.
17676 * c-common.c (pointer_int_sum): Create a
17677 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17678 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17679 only POINTER_PLUS_EXPR. Removing all the extra
17680 code which is trying to figure out which side is a pointer and
17682 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17683 PLUS_EXPR and MINUS_EXPR.
17684 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17686 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17687 with make_tree, instead of a pointer type.
17688 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17689 for pointers instead of PLUS_EXPR.
17690 (s390_gimplify_va_arg): Likewise.
17691 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17692 instead of PLUS_EXPR when doing addition on pointer
17693 types. Use sizetype for the second operand.
17694 (spu_gimplify_va_arg_expr): Likewise.
17695 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17696 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17697 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17698 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17699 for the pointer addition and also use size_int/sizetype
17701 (ix86_gimplify_va_arg): Likewise.
17702 Perform BIT_AND_EXPR on sizetype arguments.
17703 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17704 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17705 for the pointer additions and also use size_int for the offsets.
17706 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17707 additions and also use size_int for the offsets. Perform
17708 BIT_AND_EXPR on sizetype arguments.
17709 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17710 POINTER_PLUS_EXPR for pointers and create the
17711 BIT_AND_EXPR in sizetype.
17712 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17713 instead of PLUS_EXPR for pointer addition.
17714 (rs6000_va_start): Likewise.
17715 Also use sizetype for the offset.
17716 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17717 as PLUS_EXPR/MINUS_EXPR.
17718 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17719 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17720 Don't use BIT_AND_EXPR on a pointer type, convert the
17721 expression to sizetype first.
17722 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17724 (mips_gimplify_va_arg_expr): Likewise.
17725 Don't create BIT_AND_EXPR in a pointer type.
17727 2007-06-15 Eric Christopher <echristo@apple.com>
17729 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17730 (x86_64-*-darwin*): Ditto.
17731 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17734 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17736 * doc/extend.texi: Document behavior of __attribute__((aligned))
17739 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17741 * rtlanal.c (note_stores): Improve documentation.
17743 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17745 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17746 LOCAL_LABEL_PREFIX): Delete.
17747 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17748 (bfin_internal_label): Delete.
17750 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17752 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17753 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17754 otherwise define to LIBGCC2_TF_CEXT.
17755 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17756 (LIBGCC_TF_CEXT): Ditto.
17759 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17761 PR rtl-optimization/32339
17762 * df-scan.c (df_uses_record): Don't modify flags but just add to
17763 it for df_ref_record.
17765 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17767 * tree-mudflap.c: Fix whitespace issues.
17769 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17771 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17773 2007-06-14 Eric Christopher <echristo@apple.com>
17775 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17776 (movv4sf): Use gcc_unreachable instead of abort.
17778 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17781 * config/i386/sfp-machine.h (CMPtype): New define.
17782 (mach stubs): Use CMPtype instead of int as a return type.
17784 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17786 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17787 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17788 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17789 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17790 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17791 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17792 config/soft-fp/soft-fp.h: Update from glibc CVS.
17794 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17796 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17798 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17801 * config/v850/v850.c: Include dataflow header file.
17802 (substitute_ep_register): Fix typo.
17804 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17806 * configure.ac: Fix earlier checkin.
17807 * configure: Regenerated.
17809 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17811 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17812 * aclocal.m4: Regenerate.
17813 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17814 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17815 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17816 * configure: Regenerate.
17817 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17819 * Makefile.in (quickstrap): Build libgcc too.
17821 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17823 * configure.ac: Add --enable-checking=df. Explicitly mention that
17824 the variables are initialized as for "release".
17825 * df-core.c: Use it.
17826 * configure: Regenerate.
17827 * config.in: Regenerate.
17829 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17831 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17832 validate_replace_rtx instead of replace_rtx.
17833 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17835 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17837 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17838 (DWARF2_UNWIND_INFO): Override default if configured with
17840 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17841 (ENDFILE_SPEC): Add crtend.o.
17842 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17843 (ENDFILE_SPEC): Add crtend.o.
17844 (TARGET_USE_JCR_SECTION): Define.
17845 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17847 * config/i386/cygming-crtbegin.c: New file.
17848 * config/i386/cygming-crtend.c: New file.
17850 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17852 * config/i386/w32-unwind.h: New file.
17854 2007-06-13 Eric Christopher <echristo@apple.com>
17856 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17857 the user set a value below STACK_BOUNDARY.
17859 2007-06-13 Thiemo Seufer <ths@networkno.de>
17861 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17862 imply -lpthread for -pthread.
17864 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17866 * basic-block.h: Remove the prototype for
17867 free_basic_block_vars.
17868 * cfglayout.h: Remove the prototype for
17869 insn_locators_initialize.
17870 * tree.h: Remove the prototype for emit_line_note.
17872 * tree-ssa-pre.c (mergephitemp): Remove.
17873 (init_pre): Don't use mergephitemp.
17875 2007-06-13 Eric Christopher <echristo@apple.com>
17877 * config/i386/i386.c (override_options): If we've specified
17878 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17880 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17882 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17885 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17887 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17888 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17889 (eh_store_handler): New pattern.
17890 (eh_return): Emit it instead of a plain move.
17892 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17894 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17895 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17896 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17899 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17901 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17902 (find_next_insn_start, find_load): New functions.
17903 (bfin_reorg): Use them to deal with the fact that parallel insns are
17904 no longer represented as a SEQUENCE.
17906 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17908 * config/sparc/sparc.c (sparc_override_options): Initialize
17909 fpu mask correctly.
17911 2007-06-13 Dave Korn <dave.korn@artimi.com>
17913 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17915 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17917 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17918 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17919 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17920 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17921 tree-vect-transform.c: Fix comment typos. Follow spelling
17924 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17926 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17927 to the exit block use set.
17928 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17929 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17930 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17932 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17934 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17935 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17936 to indicate an error.
17937 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17939 (dbg_cnt_process_opt): Print an error on a bad argument.
17940 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17941 * common.opt (-fdbg-cnt-list): New.
17942 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17944 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17946 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17947 flag on ref-all pointers.
17949 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17951 PR middle-end/31579
17952 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17953 for the offset with the modifier as EXPAND_INITIALIZER
17954 if the modifier is EXPAND_INITIALIZER.
17955 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17956 a register if we had an overflow.
17958 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17960 * real.c (real_isfinite): New.
17961 (real_sqrt): Use it.
17962 * real.h (real_isfinite): New.
17963 * builtins.c: Use it.
17965 2007-06-12 Ian Lance Taylor <iant@google.com>
17966 Daniel Berlin <dberlin@dberlin.org>
17969 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17970 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17971 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17972 (DECL_NO_TBAA_P): Define.
17973 (struct tree_decl_common): Add no_tbaa_flag field.
17974 * tree-ssa-structalias.c (struct variable_info): Add
17975 no_tbaa_pruning field.
17976 (new_var_info): Initialize no_tbaa_pruning field.
17977 (unify_nodes): Copy no_tbaa_pruning field.
17978 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17979 (dump_solution_for_var): Print no_tbaa_pruning flag.
17980 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17982 (compute_tbaa_pruning): New static function.
17983 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17984 Call compute_tbaa_pruning.
17985 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17986 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17987 * gimple-low.c (lower_stmt): Likewise.
17988 * tree-gimple.c (is_gimple_stmt): Likewise.
17989 * tree-ssa-operands.c (get_expr_operands): Likewise.
17990 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17991 * tree-inline.c (estimate_num_insns_1): Likewise.
17992 (copy_result_decl_to_var): Likewise.
17993 * expr.c (expand_expr_real_1): Likewise.
17994 * tree-pretty-print.c (dump_generic_node): Likewise.
17995 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17996 * omp-low.c (omp_copy_decl_2): Likewise.
17997 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17998 * doc/c-tree.texi (Expression trees): Document
17999 CHANGE_DYNAMIC_TYPE_EXPR.
18001 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18003 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
18004 with !HONOR_NANS and !HONOR_INFINITIES.
18005 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
18007 2007-06-12 Tristan Gingold <gingold@adacore.com>
18009 * gcov.c: Comments updated.
18010 (source_info): Add file_time field.
18011 (source_index): New variable.
18012 (mutiple_files): New variable.
18013 (generate_results): New function extracted from process_file.
18014 (process_file): Save and restore chain of functions, generate
18015 results and free structures only if not merging results.
18016 (release_structures): File names are now freed in create_file_names
18017 (create_file_names): Free previous file names.
18018 (find_source): File date is now read here and modifications in
18019 source files is checked here.
18020 (read_graph_file): Only reverse order of functions for the current
18022 (make_gcov_file_name): Do not generate long names if input_name is
18024 (output_lines): If merging results do not display graph, data and
18026 Checking source file modification is done in find_source.
18028 * doc/gcov.texi: Append an s to sourcefile.
18030 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
18032 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
18033 (forced_nop): New pattern.
18034 * config/bfin/bfin.c: Include "df.h".
18035 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
18036 (bfin_discover_loop): Use df_get_live_in instead of
18037 global_live_at_start.
18038 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
18039 df_analyze when done.
18040 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
18041 the insns. Use QImode for the final insn in a bundle. Call
18042 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
18044 (reorder_var_tracking_notes): New function.
18045 (bfin_reorg): Pass no argument to split_all_insns. Don't call
18046 update_life_info. Call df_analyze after scheduling and bundle
18047 generation. Call reorder_var_tracking_notes if generating these
18048 notes. Call df_finish_pass at the end.
18050 2007-06-12 Dirk Mueller <dmueller@suse.de>
18052 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
18053 a comparison, not an assignment.
18055 2007-06-12 Olivier Hainque <hainque@adacore.com>
18057 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
18058 Request walking the subtrees only, leaving the current is_lhs/val_only
18060 (convert_non_local_reference): Likewise.
18062 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
18064 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
18066 2007-06-12 Richard Guenther <rguenther@suse.de>
18068 PR tree-optimization/15353
18069 PR tree-optimization/31657
18070 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
18071 * timevar.def: Add TV_TREE_IFCOMBINE.
18072 * tree-pass.h (pass_tree_ifcombine): Declare.
18073 * tree-ssa-ifcombine.c: New file.
18074 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
18075 * tree-flow.h (blocks_in_phiopt_order): Declare.
18076 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
18077 (tree-ssa-ifcombine.o): New dependencies.
18079 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18081 PR rtl-optimization/32293
18082 * combine.c (simplify_if_then_else): Truncate return from
18083 nonzero_bits() to correct mode.
18085 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18087 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
18088 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
18090 2007-06-11 Diego Novillo <dnovillo@google.com>
18092 * Makefile.in (reload1.o-warn): Remove.
18094 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
18096 * combine.c (subst): Use reg_overlap_mentioned_p
18097 instead of comparing register numbers directly.
18099 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18101 * reload1.c (mark_home_live_1): Use the mode parameter.
18103 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18105 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
18106 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
18108 * df-core.c: Ditto.
18110 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
18112 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
18114 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18116 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
18117 from integer registers.
18118 (FP mode splitters): Handle TFmode.
18120 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
18122 * tree-ssa-structalias.c (find_what_p_points_to): Return false
18123 for ref-all pointers that point-to anything.
18125 2007-06-11 Joseph Myers <joseph@codesourcery.com>
18127 * config/arm/arm.c (arm_output_dwarf_dtprel,
18128 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
18130 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
18132 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
18133 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
18136 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
18138 * tree.c (signed_or_unsigned_type_for): New.
18139 (unsigned_type_for): Use signed_or_unsigned_type_for.
18140 (signed_type_for): Use signed_or_unsigned_type_for.
18141 * tree.h (signed_or_unsigned_type_for): New.
18142 (get_signed_or_unsigned_type): Remove.
18143 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
18144 lang_hooks.types.signed_type
18145 (size_diffop): Likewise.
18146 (all_ones_mask_p): Likewise.
18147 (build_range_check): Likewise.
18148 (fold_cond_expr_with_comparison): Likewise.
18149 (fold_cond_expr_with_comparison): Likewise.
18150 (unextend): Likewise.
18151 (extract_muldiv_1): Likewise.
18152 (fold_single_bit_test_into_sign_test): Likewise.
18153 (fold_binary): Likewise.
18154 (fold_ternary): Likewise.
18155 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
18156 instead of get_signed_or_unsigned_type.
18157 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
18158 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18159 * expr.c (signed_or_unsigned_type_for): Use
18160 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
18161 * langhooks.c (get_signed_or_unsigned_type): Remove.
18162 (lhd_signed_or_unsigned_type): Remove.
18163 * langhooks.h (lang_hooks_for_types): Remove signed_type and
18164 signed_or_unsigned_type.
18165 (lhd_signed_or_unsigned_type): Remove.
18166 * expmed.c (make_tree): Use signed_type_for instead of
18167 lang_hooks.types.signed_type.
18168 * c-common.c (same_scalar_type_ignoring_signedness): Use
18169 c_common_signed_type instead of lang_hooks.types.signed_type.
18170 (c_common_unsigned_type): New.
18171 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
18172 (shorten_compare): Use c_common_unsigned_type instead of
18173 c_common_signed_or_unsigned_type.
18174 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
18176 * convert.c (convert_to_integer): Use signed_type_for instead of
18177 lang_hooks.types.signed_type.
18178 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18179 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
18180 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
18181 * c-format.c (check_format_types): Use c_common_unsigned_type
18182 instead of unsigned_type_for.
18183 * c-decl.c (groakdeclarator): Likewise.
18184 * c-typeck.c (convert_for_assignment): Likewise.
18185 * c-common.h (c_common_unsigned_type): New.
18187 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18190 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
18191 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
18193 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18195 PR middle-end/32279
18196 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
18197 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
18199 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
18200 Sebastian Pop <sebpop@gmail.com>
18202 * lambda-code.c (remove_iv): New.
18203 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
18205 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
18207 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
18208 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
18209 * tree-ssa-loop-prefetch.c: Include optabs.h.
18210 (FENCE_FOLLOWING_MOVNT): New macro.
18211 (struct mem_ref): Add independent_p and storent_p fields.
18212 (record_ref): Initalize the new fields.
18213 (gather_memory_references_ref): Return true if the reference
18215 (gather_memory_references): Check whether all memory accesses
18216 in loop were recorded.
18217 (should_issue_prefetch_p): Return false for nontemporal stores.
18218 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
18219 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
18220 (determine_loop_nest_reuse): Detect independent memory references.
18221 (loop_prefetch_arrays): Call mark_nontemporal_stores.
18222 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
18223 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
18224 * config/i386/i386.h (x86_mfence): Declare.
18225 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
18226 * config/i386/i386.c (x86_mfence): New variable.
18227 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
18229 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
18230 * optabs.c (init_optabs): Initialize storent_optab.
18231 * optabs.h (enum optab_index): Add OTI_storent.
18232 (storent_optab): Declare.
18233 * genopinit.c (optabs): Add initialization for storent_optab.
18234 * tree.h (MOVE_NONTEMPORAL): New macro.
18235 * expr.c (expand_assignment, store_expr, store_constructor_field,
18236 store_constructor, store_field, expand_expr_real_1): Propagate
18237 nontemporality of the expanded store.
18238 (emit_storent_insn): New function.
18239 * expr.h (expand_assignment, store_expr): Declaration changed.
18240 * function.c (assign_parm_setup_reg): Pass false as nontemporality
18241 to expand_assignment.
18242 * stmt.c (expand_asm_expr): Ditto.
18243 * calls.c (initialize_argument_information): Pass false as
18244 nontemporality to store_expr.
18245 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
18248 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18250 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
18252 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
18254 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18256 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
18257 and allow DECL_P here.
18259 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
18261 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
18262 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
18263 track of the size of the expression.
18264 * cfghooks.c (merge_blocks): Remove block from loops structure only
18265 after call of the merge_blocks hook.
18267 2007-06-09 Tom Tromey <tromey@redhat.com>
18269 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
18270 (deprecated_state): Removed.
18271 (start_decl): Update.
18272 (enum deprecated_states): Moved earlier.
18273 (groktypename): Update.
18274 (push_parm_decl): Likewise.
18275 (grokfield): Likewise.
18276 (start_function): Likewise.
18278 2007-06-09 Ian Lance Taylor <iant@google.com>
18280 PR tree-optimization/32169
18281 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
18282 CONVERT_EXPR, check whether min and max both converted to an
18283 overflow infinity representation.
18285 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
18287 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
18288 not inserted on the edge.
18290 2007-06-08 Bob Wilson <bob.wilson@acm.org>
18292 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
18293 instructions if they are supported.
18294 (__divsi3, __umodsi3, __modsi3): Likewise.
18295 (__ashldi3, __ashrdi3, __lshrdi3): New.
18296 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
18298 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
18299 Tony Linthicum <tony.linthicum@amd.com>
18301 * doc/invoke.texi: Add fvect-cost-model flag.
18302 * common.opt (fvect-cost-model): New flag.
18303 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
18304 cost fields in stmt_vec_info struct for STMT.
18305 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
18306 fields in stmt_vec_info struct and access functions for the same.
18307 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
18308 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
18309 load, store and vector to scalar operation.
18310 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
18311 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
18312 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
18313 (TARG_VEC_STORE_COST): Define cost of vector store.
18314 (vect_estimate_min_profitable_iters): Define new function.
18315 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
18316 check to evaluate if loop iterations are less than minimum profitable
18317 iterations determined by cost model or minimum vect loop bound defined
18318 by user, whichever is more conservative.
18319 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
18320 run-time check to evaluate if loop iterations are less than minimum
18321 profitable iterations determined by cost model or minimum vect loop
18322 bound defined by user, whichever is more conservative.
18323 (vect_estimate_min_profitable_iterations): New function to estimate
18324 mimimimum iterartions required for vector version of loop to be
18325 profitable over scalar version.
18326 (vect_model_reduction_cost): New function.
18327 (vect_model_induction_cost): New function.
18328 (vect_model_simple_cost): New function.
18329 (vect_cost_strided_group_size): New function.
18330 (vect_model_store_cost): New function.
18331 (vect_model_load_cost): New function.
18332 (vectorizable_reduction): Call vect_model_reduction_cost during
18334 (vectorizable_induction): Call vect_model_induction_cost during
18336 (vectorizable_load): Call vect_model_load_cost during analysis phase.
18337 (vectorizable_store): Call vect_model_store_cost during analysis phase.
18338 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
18339 vectorizable_promotion, vectorizable_demotion): Call
18340 vect_model_simple_cost during analysis phase.
18342 2007-06-08 Simon Baldwin <simonb@google.com>
18344 * reg-stack.c (get_true_reg): Readability change. Moved default case
18345 label into direct switch statement scope.
18347 2007-06-08 Simon Baldwin <simonb@google.com>
18349 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
18350 in gcc_assert() with '==' comparison.
18352 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18354 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
18355 TARGET_ABM handling of x86_popcnt variable.
18357 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18359 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
18360 __builtin_copysignq and __builtin_infq built-in functions.
18362 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18364 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18365 SSE4.2 section. Correct built-in function names in SSE4A section.
18367 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18369 PR tree-optimization/32243
18370 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18371 for ncopies after ratio check between nunits_out and nunits_in.
18372 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18374 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18376 PR tree-optimization/32224
18377 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18378 vectorization upon a non GIMPLE_MODIFY_STMT.
18380 2007-06-08 Christian Bruel <christian.bruel@st.com>
18383 * config/sh/sh.md (doloop_end): New pattern and splitter.
18384 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18386 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18388 PR middle-end/32209
18389 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18391 (verify_dominators): Do not change dominance tree.
18393 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18395 * config/sh/constraints.md: New file.
18396 * config/sh/sh.c: Include tm-constrs.h.
18397 (reg_class_from_letter): Remove.
18398 (prepare_cbranch_operands): Use satisfies_constraint_*
18399 function instead of macro.
18400 (andcosts, broken_move, sh_secondary_reload): Likewise.
18401 * config/sh/predicates.md (trapping_target_operand): Likewise.
18402 (and_operand, arith_operand, arith_reg_or_0_operand,
18403 cmp_operand, logical_operand, target_operand,
18404 ua_address_operand, ua_offset, xor_operand): Likewise.
18405 * config/sh/sh.md: Include constraints.md.
18406 (*movsicc_t_false): Use satisfies_constraint_* function
18408 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18409 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18410 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18411 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18412 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18413 (REG_CLASS_FROM_CONSTRAINT): Remove.
18414 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18415 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18416 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18417 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18418 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18419 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18420 function instead of macro.
18421 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18422 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18423 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18424 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18425 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18426 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18427 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18428 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18429 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18430 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18431 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18432 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18433 EXTRA_CONSTRAINT_STR): Likewise.
18434 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18436 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18438 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18440 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18443 * c-common.h (flag_cpp0x): Replaced by...
18444 (cxx_dialect): ... this new variable specifying the C++ dialect that
18446 * c-common.c (flag_cpp0x): Removed.
18447 (cxx_dialect): Defined.
18448 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18450 * c-opts.c (c_common_post_options): Likewise.
18451 (set_std_cxx98): Set cxx_dialect to cxx98.
18452 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18454 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18455 Hui-May Chang <hm.chang@apple.com>
18457 * doc/invoke.texi (Darwin Options): Update documentation for
18458 -mmacosx-version-min.
18459 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18460 * config/darwin-driver.c: New file.
18461 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18462 * config/t-darwin (darwin-driver.o): New rule.
18464 * config/darwin-c.c (version_as_macro): Ignore low digit.
18466 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18468 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18469 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18470 (CSGNMODE): New mode macro.
18471 (CSGNVMODE): New mode attribute.
18472 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18473 expander using CSGNMODE mode macro. Handle TFmode.
18474 (copysign<mode>3_const): Rename from copysignsf3_const and
18475 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18477 (copysign<mode>3_var): Rename from copysignsf3_var and
18478 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18480 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18481 mode macro. Handle TFmode.
18482 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18483 (iortf3, *iortf3): Ditto.
18484 (xortf3, *xortf3): Ditto.
18485 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18486 TFmode and TImode masks.
18487 (ix86_expand_copysign): Expand TFmode copysign insn.
18488 (IX86_BUILTIN_INFQ): New.
18489 (IX86_BUILTIN_FABSQ): Ditto.
18490 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18491 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18492 [__builtin_fabsq]: Ditto.
18493 [__builtin_copysignq]: Ditto.
18494 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18495 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18496 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18497 ix86_expand_binop_builtin().
18499 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18501 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18503 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18506 * rtl.h (push_to_sequence2): New.
18507 * emit-rtl.c (push_to_sequence2): New.
18508 * function.c (assign_parm_data_all): Add new fields.
18509 (assign_parm_setup_block): Call push_to_sequence2 instead of
18511 (assign_parm_setup_reg): Ditto.
18512 (assign_parm_setup_stack): Ditto.
18513 (assign_parms_unsplit_complex): Ditto.
18514 (assign_parms): Change field name.
18516 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18518 PR tree-optimization/32220
18519 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18520 phi node is reached before defining statement.
18522 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18525 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18526 after changing the right hand side of the assignment.
18528 2007-06-06 Eric Christopher <echristo@apple.com>
18530 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18531 (x86_64-*-darwin*): Ditto.
18532 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18533 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18535 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18537 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18538 coding conventions.
18539 (add_key): Likewise.
18540 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18541 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18543 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18545 (add_cost_one_coalesce): Likewise.
18546 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18547 variable names. Rename orig to orig_name for consistency.
18548 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18549 coding conventions.
18550 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18552 (record_equivalences_from_stmt): Likewise.
18553 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18554 the coding conventions.
18555 (memory_ssa_name_same): Likewise.
18556 (dse_optimize_stmt): Likewise.
18557 (dse_record_phis): Likewise.
18558 (dse_finalize_block): Likewise.
18559 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18560 keywords as variable names.
18561 (may_move_till): Cast according to the coding conventions.
18562 (force_move_till_expr): Avoid using C++ keywords as variable names.
18563 (force_move_till): Cast according to the coding conventions.
18564 (memref_hash): Likewise.
18565 (memref_eq): Likewise.
18566 (gather_mem_refs_stmt): Likewise.
18567 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18568 using C++ keywords as variable names.
18569 (idx_find_step): Cast according to the coding conventions.
18570 (idx_record_use): Likewise.
18571 (find_depends): Likewise.
18572 (prepare_decl_rtl): Likewise.
18573 (mbc_entry_hash): Likewise.
18574 (mbc_entry_eq): Likewise.
18575 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18576 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18577 (idx_infer_loop_bounds): Cast according to the coding conventions.
18578 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18579 * tree-ssa-math-opts.c (occ_new ): Likwise.
18580 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18582 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18584 (add_use_op): Likewise.
18585 (add_vop): Likewise.
18586 (add_vuse_op): Likewise.
18587 (add_vdef_op): Likewise.
18588 (get_expr_operands): Likewise.
18589 (push_stmt_changes): Use type safe memory macros.
18590 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18591 keywords as variable names.
18592 (conditional_replacement): Likewise.
18593 (minmax_replacement): Likewise.
18594 (abs_replacement): Likewise.
18595 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18596 coding conventions.
18597 (insert_fake_stores): Avoid using C++ keywords as variable names.
18598 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18600 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18601 (heapvar_insert): Use type safe memory macros.
18602 (new_var_info): Cast according to the coding conventions.
18603 (new_constraint): Likewise.
18604 (remove_preds_and_fake_succs): Use type safe memory macros.
18605 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18607 (thread_single_edge): Likewise.
18608 (thread_through_loop_header): Likewise.
18610 2007-06-06 Eric Christopher <echristo@apple.com>
18612 * config/i386/i386.c (override_options): Move handling
18613 of TARGET_SUBTARGET* earlier.
18615 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18617 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18620 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18622 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18623 emited outside of basic block.
18624 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18625 the created blocks.
18626 * rtl.h (delete_insn_chain): Declaration changed.
18627 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18629 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18630 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18631 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18632 to delete_insn_chain.
18633 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18634 do not have bb field set.
18635 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18637 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18638 * cfgcleanup.c (try_optimize_cfg): Ditto.
18640 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18642 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18643 (lambda_body_vector_new): Use type safe memory macros.
18644 (lambda_linear_expression_new): Likewise.
18645 (lambda_loopnest_new): Likewise.
18646 (lambda_lattice_new): Likewise.
18647 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18648 conventions. Use type safe memory macros.
18649 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18650 (lambda_body_vector_s): Likewise.
18651 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18652 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18654 2007-06-06 Richard Guenther <rguenther@suse.de>
18656 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18657 if we need to schedule cfg_cleanup.
18658 (tree_ssa_forward_propagate_single_use_vars): Do so.
18660 2007-06-06 Ian Lance Taylor <iant@google.com>
18662 * fold-const.c (merge_ranges): If range_successor or
18663 range_predecessor fail, just return 0.
18665 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18667 PR tree-optimization/32216
18668 * tree-vectorizer.c (supportable_widening_operation): Determine
18669 signedness of FIX_TRUNC_EXPR from output operand.
18670 (supportable_narrowing_operation): Ditto.
18671 * tree-vect-generic.c (expand_vector_operations_1): Determine
18672 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18673 from input operand.
18675 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18677 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18678 (struct pta): ...from here. Change flags to unsigned to avoid
18679 excessive casting (as it is used as a bit mask).
18680 (override_options): Add casts according to the coding convenventions.
18681 (x86_64_elf_unique_section): Likewise.
18682 (examine_argument): Avoid using C++ keywords as variable names.
18683 (construct_container): Likewise.
18684 (legitimize_pic_address): Likewise.
18685 (get_dllimport_decl): Cast according to the coding conventions. Use
18686 type safe memory macros.
18687 (legitimize_address): Cast according to the coding conventions.
18688 (emit_i387_cw_initialization): Corrected the type of slot to enum
18690 (ix86_init_machine_status): Use type safe memory macros.
18691 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18692 (bdesc_pcmpistr): Likewise.
18693 (bdesc_crc32): Likewise.
18694 (bdesc_sse_3arg): Likewise.
18695 (bdesc_2arg): Likewise.
18696 (bdesc_1arg): Likewise.
18697 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18698 (ix86_expand_sse_pcmpistr): Likewise.
18699 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18700 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18701 int to match the langhook definition.
18702 (ix86_builtin_conversion): Change the type of code to unsigned init to
18703 match the langhook definition.
18704 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18706 (ix86_preferred_output_reload_class): Likewise.
18707 (ix86_cannot_change_mode_class): Likewise.
18708 (ix86_memory_move_cost): Likewise.
18709 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18710 avoid excessive casting later on.
18711 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18713 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18715 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18716 as flags setting insn.
18717 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18719 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18721 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18722 (UNSPEC_ROUND): New.
18723 ("sse4_1_round<mode>2"): New insn pattern.
18724 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18726 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18727 expander using SSEMODEF mode macro. Expand using
18728 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18729 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18730 expander using SSEMODEF mode macro. Expand using
18731 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18732 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18733 expander using SSEMODEF mode macro. Expand using
18734 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18735 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18736 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18737 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18740 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18741 Sebastian Pop <sebpop@gmail.com>
18743 * lambda.h (build_linear_expr): New.
18744 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18745 Use build_linear_expr, call fold and force_gimple_operand.
18746 (lambda_loopnest_to_gcc_loopnest): Check that there is
18747 something to insert.
18748 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18750 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18752 PR preprocessor/23479
18753 * doc/extend.texi: Document the 0b-prefixed binary integer
18754 constant extension.
18756 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18758 PR tree-optimization/32215
18759 * tree-vectorizer.c (supportable_widening_operation): Return false
18760 for unsupported FIX_TRUNC_EXPR tree code.
18761 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18763 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18765 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18766 register on SPE targets. Change documentation to reflect
18768 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18769 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18770 out of the register allocation pool.
18771 (rs6000_reg_live_or_pic_offset_p): New function.
18772 (rs6000_emit_prologue): Move the actual saving of LR up to free
18773 r0 for holding r11. Split saving of SPE 64-bit registers into
18774 its own case. Ensure that offsets will always be in-range for
18775 'evstdd' by using r11 as a scratch register to point at the start
18776 of the SPE save area. Save r11 if necessary, as it is the static
18778 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18779 into its own case. Ensure that offsets will always be in-range
18780 for 'evldd' by using r11 as a scratch register to point at the
18781 start of the SPE save area. Also adjust r11 when restoring
18782 the stack pointer to compensate for pre-loading r11.
18784 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18786 * cfg.c (init_flow): Use type safe memory macros.
18787 (alloc_block): Likewise.
18788 (unchecked_make_edge): Likewise.
18789 (dump_flow_info): Avoid using C++ keywords as variable names.
18790 (copy_original_table_clear): Cast according to the coding conventions.
18791 (copy_original_table_set): Likewise.
18792 * cfgexpand (label_rtx_for_bb): Likewise.
18793 (expand_gimple_basic_block): Likewise.
18794 * cfghooks.c (dump_bb): Likewise.
18795 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18797 (lv_add_condition_to_bb): Likewise.
18798 * cfglayout (relink_block_chain): Cast according to the coding
18800 (fixup_reorder_chain): Likewise.
18801 (fixup_fallthru_exit_predecessor): Likewise.
18802 * cfgloop.c (glb_enum_p): Likewise.
18803 (get_exit_description): Likewise.
18804 (dump_recorded_exit): Likewise.
18805 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18806 (struct loop): ... from here.
18807 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18809 * cfgrtl.c (rtl_create_basic_block): Likewise.
18810 (rtl_split_block): Likewise.
18811 (rtl_dump_bb): Likewise.
18812 (cfg_layout_split_block): Likewise.
18813 (init_rtl_bb_info): Use typesafe memory macros.
18815 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18816 * graphds.h: Updated all usages of edge to graph_edge.
18817 * graphds.c: Likewise.
18818 * cfgloopanal.c: Likewise.
18820 2007-06-05 Ian Lance Taylor <iant@google.com>
18822 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18823 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18824 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18826 (test_for_singularity): Likewise.
18828 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18830 * config/i386/constraints.md ("Y2"): Replaced by ...
18832 * config/i386/i386.md: Likewise.
18833 * config/i386/mmx.md: Likewise.
18834 * config/i386/sse.md: Likewise.
18836 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18838 * config/i386/constraints.md ("z"): Replaced by ...
18840 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18841 (sse4_1_blendvps): Likewise.
18842 (sse4_1_pblendvb): Likewise.
18843 (sse4_2_pcmpestr): Likewise.
18844 (sse4_2_pcmpestrm): Likewise.
18845 (sse4_2_pcmpestr_cconly): Likewise.
18846 (sse4_2_pcmpistr): Likewise.
18847 (sse4_2_pcmpistrm): Likewise.
18848 (sse4_2_pcmpistr_cconly): Likewise.
18850 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18852 * matrix-reorg.c (transform_access_sites): Fix computation.
18853 (transform_allocation_sites): Same.
18855 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18857 * config/i386/i386.c (override_options): Use
18858 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18860 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18862 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18863 (nonimm_not_xmm0_operand): Ditto.
18864 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18865 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18866 as operand[2] predicate. Require "z" class XMM register for
18867 operand[3]. Adjust asm template.
18868 ("sse4_1_blendvpd"): Ditto.
18869 ("sse4_1_pblendvb"): Ditto.
18870 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18871 force op2 into xmm0 register for variable blend instructions.
18873 2007-06-04 Tom Tromey <tromey@redhat.com>
18875 * c-tree.h (start_enum): Update.
18876 (build_enumerator): Likewise.
18877 * c-decl.c (enum_next_value): Removed.
18878 (enum_overflow): Likewise.
18879 (start_enum): Add c_enum_contents argument. Don't use globals.
18880 (build_enumerator): Likewise.
18881 * c-tree.h (struct c_enum_contents): New struct.
18883 2007-06-04 Tom Tromey <tromey@redhat.com>
18885 * c-common.c (c_common_get_alias_set): Fix indentation.
18887 2007-06-04 Ian Lance Taylor <iant@google.com>
18889 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18890 to overflow, reduce overflow infinity to regular infinity.
18891 (vrp_var_may_overflow): New static function.
18892 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18894 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18896 * stor-layout.c (layout_type): Remove duplicate code.
18898 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18901 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18902 before build_common_builtin_nodes ().
18904 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18907 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18909 2007-06-04 Jan Hubicka <jh@suse.cz>
18911 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18912 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18913 instead of _stat version.
18915 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18917 PR tree-optimization/32194
18918 * tree-predcom.c (determine_offset): Check that both references have
18921 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18923 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18924 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18925 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18926 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18927 Add argument to iterate_fix_dominators call.
18928 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18929 * gcse.c (hoist_code): Change domby to vector.
18930 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18931 Add argument to iterate_fix_dominators call.
18932 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18933 recompute_dominator.
18934 * lambda-code.c (perfect_nestify): Ditto.
18935 * cfgloopanal.c: Include graphds.h.
18936 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18937 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18938 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18940 * graphds.c: New file.
18941 * graphds.h: New file.
18942 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18943 (get_dominated_by, get_dominated_by_region): Change return type to
18945 (verify_dominators): Recompute all dominators and compare the results.
18946 (recount_dominator): Renamed to ...
18947 (recompute_dominator): ... this. Do not check that the block is
18948 dominated by entry.
18949 (iterate_fix_dominators): Reimplemented.
18950 (prune_bbs_to_update_dominators, root_of_dom_tree,
18951 determine_dominators_for_sons): New functions.
18952 * et-forest.c (et_root): New function.
18953 * et-forest.h (et_root): Declare.
18954 * Makefile.in (graphds.o): Add.
18955 (cfgloopanal.o): Add graphds.h dependency.
18956 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18957 * basic-block.h (get_dominated_by, get_dominated_by_region,
18958 iterate_fix_dominators): Declaration changed.
18959 (recount_dominator): Renamed to ...
18960 (recompute_dominator): ... this.
18961 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18962 (thread_through_all_blocks): Do not free dominance info.
18964 2007-06-03 Andreas Schwab <schwab@suse.de>
18966 * config/m68k/m68k.c (override_options): Don't override
18968 * config/m68k/m68k-modes.def (SF, DF): Define to use
18969 motorola_single_format and motorola_double_format, resp.
18970 * real.c (motorola_single_format): Renamed from
18971 coldfire_single_format.
18972 (motorola_double_format): Renamed from coldfire_double_format.
18973 (encode_ieee_extended): Generate a proper canonical NaN image
18974 respecting canonical_nan_lsbs_set.
18975 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18977 * real.h: Adjust declarations.
18979 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18982 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18983 the symbol is generated with the stack protector.
18985 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18987 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18988 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18990 * doc/extend.texi (interrupt): Mention m68k.
18992 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18994 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18995 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18996 (ix86_expand_sse_pcmpestr): Do not check operands for
18997 "register_operand", when insn operand predicate is "register_operand".
18998 (ix86_expand_sse_pcmpistr): Ditto.
19000 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
19001 Uros Bizjak <ubizjak@gmail.com>
19003 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
19004 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
19005 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
19006 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
19007 * config/i386/constraints.md ("z"): New register constraint
19008 for members of SSE_FIRST_REG class.
19009 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
19010 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
19011 SSE_FIRST_REG class.
19012 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
19013 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
19014 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
19015 (IX86_BUILTIN_PCMPESTRM128): Likewise.
19016 (IX86_BUILTIN_PCMPESTRA128): Likewise.
19017 (IX86_BUILTIN_PCMPESTRC128): Likewise.
19018 (IX86_BUILTIN_PCMPESTRO128): Likewise.
19019 (IX86_BUILTIN_PCMPESTRS128): Likewise.
19020 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
19021 (IX86_BUILTIN_PCMPISTRI128): Likewise.
19022 (IX86_BUILTIN_PCMPISTRM128): Likewise.
19023 (IX86_BUILTIN_PCMPISTRA128): Likewise.
19024 (IX86_BUILTIN_PCMPISTRC128): Likewise.
19025 (IX86_BUILTIN_PCMPISTRO128): Likewise.
19026 (IX86_BUILTIN_PCMPISTRS128): Likewise.
19027 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
19028 (struct builtin_description): Change "flag" field to unsigned.
19029 (bdesc_pcmpestr): New builtin description table.
19030 (bdesc_pcmpistr): Likewise.
19031 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
19032 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
19033 Initialize pcmp[ei]str[im] insns for SSE4.2.
19034 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
19035 (ix86_expand_sse_pcmpistr): Likewise.
19036 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
19037 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
19038 (UNSPEC_PCMPISTR): Likewise.
19039 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
19040 (sse4_2_pcmpestri):New isns pattern.
19041 (sse4_2_pcmpestrm): Likewise.
19042 (sse4_2_pcmpestr_cconly): Likewise.
19043 (sse4_2_pcmpistr): New insn patern and splitter.
19044 (sse4_2_pcmpistri):New isns pattern.
19045 (sse4_2_pcmpistrm): Likewise.
19046 (sse4_2_pcmpistr_cconly): Likewise.
19047 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
19050 2007-06-01 David Daney <ddaney@avtrex.com>
19052 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
19053 LOADGP_ABSOLUTE and not binds_local_p.
19055 2007-06-01 Geoffrey Keating <geoffk@apple.com>
19057 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
19059 2007-06-01 Ian Lance Taylor <iant@google.com>
19061 * tree-vrp.c (compare_name_with_value): Always set
19062 used_strict_overflow if we get a result from the variable itself.
19064 2007-06-01 Ian Lance Taylor <iant@google.com>
19066 PR rtl-optimization/31455
19067 * lower-subreg.c (find_decomposable_subregs): Don't decompose
19068 subregs which have a cast between modes which are not tieable.
19070 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
19072 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
19073 breaks after return statements.
19075 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
19077 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
19078 only after no_new_pseudos.
19080 2007-05-31 Eric Christopher <echristo@apple.com>
19082 * expr.c (convert_move): Assert that we don't have a BLKmode
19084 (store_expr): Handle BLKmode moves by calling emit_block_move.
19086 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
19088 * c-typeck.c (build_indirect_ref): Include type in error message.
19089 (build_binary_op): Pass types to binary_op_error.
19090 * c-common.c (binary_op_error): Take two type arguments, print out
19092 * c-common.h (binary_op_error): Update prototype.
19094 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19096 * config/i386/i386.c: Correct coments on -mno-sse4.
19098 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19100 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
19101 (x86_64-*-*): Likewise.
19102 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
19103 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
19104 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19105 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
19106 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19107 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19108 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19109 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19110 (OPTION_MASK_ISA_SSE4): Likewise.
19111 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
19112 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19113 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
19114 (override_options): Support SSE4.2.
19115 (ix86_build_const_vector): Support SImode and DImode.
19116 (ix86_build_signbit_mask): Likewise.
19117 (ix86_expand_int_vcond): Support V2DImode.
19118 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
19119 (IX86_BUILTIN_CRC32HI): Likewise.
19120 (IX86_BUILTIN_CRC32SI): Likewise.
19121 (IX86_BUILTIN_CRC32DI): Likewise.
19122 (IX86_BUILTIN_PCMPGTQ): Likewise.
19123 (bdesc_crc32): Likewise.
19124 (bdesc_sse_3arg): Likewise.
19125 (ix86_expand_crc32): Likewise.
19126 (ix86_init_mmx_sse_builtins): Support SSE4.2.
19127 (ix86_expand_builtin): Likewise.
19128 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19129 __SSE4_2__ for -msse4.2.
19130 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
19131 (CRC32MODE): Likewise.
19132 (crc32modesuffix): Likewise.
19133 (crc32modeconstraint): Likewise.
19134 (sse4_2_crc32<mode>): Likewise.
19135 (sse4_2_crc32di): Likewise.
19136 * config/i386/i386.opt (msse4.2): New for SSE4.2.
19138 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
19139 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
19140 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
19141 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
19142 (vcondu<mode>): Likewise.
19143 * doc/extend.texi: Document SSE4.2 built-in functions.
19144 * doc/invoke.texi: Document -msse4.2/-msse4.
19146 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
19148 PR tree-optimization/32160
19149 * tree-predcom.c (predcom_tmp_var): New function. Mark created
19150 variable as gimple reg.
19151 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
19153 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
19155 * gcc.c (main): Don't consider linker options when issuing the
19156 warning about a linker input file not being used.
19158 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19160 * tree-vrp.c (compare_names): Initialize sop.
19162 2007-05-30 Dirk Mueller <dmueller@suse.de>
19164 * cgraphunit.c (cgraph_analyze_function): Remove
19165 computation of inline parameters.
19167 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19169 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
19171 2007-05-30 Richard Sandiford <richard@codesourcery.com>
19173 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
19174 Add vx-common.h. Include vxworks.h between vx-common.h and
19176 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
19178 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
19179 (TARGET_ASM_DESTRUCTOR): Likewise.
19180 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
19181 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
19182 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19183 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
19184 (VXWORKS_ENDIAN_SPEC): Define.
19185 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
19186 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
19187 VXWORKS_* equivalents.
19188 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
19189 (ASM_FILE_START): Delete.
19190 (TARGET_VERSION): Reformat.
19191 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
19192 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
19193 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
19194 (FPBIT, DPBIT): Define.
19195 (fp-bit.c, dp-bit.c): New rules.
19196 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
19197 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
19198 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
19199 * config/arm/arm.h: Include vxworks-dummy.h.
19200 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
19201 Mark with ATTRIBUTE_UNUSED.
19202 (arm_override_options): Do not allow VxWorks RTP PIC to be used
19203 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
19204 make it incompatible with -msingle-pic-base.
19205 (arm_function_ok_for_sibcall): Return false for calls that might
19206 go through a VxWorks PIC PLT entry.
19207 (require_pic_register): New function, split out from...
19208 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
19210 (arm_load_pic_register): Handle the VxWorks RTP initialization
19211 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
19212 (arm_emit_call_insn): New function.
19213 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
19214 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
19215 (pic_offset_arm): New pattern.
19216 (call, call_value): Use arm_emit_call_insn.
19217 (call_internal, call_value_internal): New expanders.
19218 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
19219 VxWorks unless __PIC__.
19221 2007-05-30 Eric Christopher <echristo@gmail.com>
19223 * genrecog.c: Include regs.h in generated file.
19224 * genemit.c: Ditto. Fix up formatting.
19225 * config/mn10300/constraints.md: New.
19226 * config/mn10300/mn10300.md: Include.
19227 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
19228 Fix up for removed macro.
19229 * config/mn10300/predicates.md (call_address_operand): Ditto.
19230 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
19231 (CONST_OK_FOR_I): Ditto.
19232 (CONST_OK_FOR_J): Ditto.
19233 (CONST_OK_FOR_K): Ditto.
19234 (CONST_OK_FOR_L): Ditto.
19235 (CONST_OK_FOR_M): Ditto.
19236 (CONST_OK_FOR_N): Ditto.
19237 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
19241 (EXTRA_CONSTRAINT): Ditto.
19243 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19245 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
19247 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
19248 OPTION_MASK_ISA_64BIT.
19249 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
19251 2007-05-30 Richard Guenther <rguenther@suse.de>
19253 PR middle-end/32152
19254 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
19255 types for comparison.
19256 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
19257 with original typed arguments.
19258 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
19260 2007-05-30 Jakub Jelinek <jakub@redhat.com>
19262 PR tree-optimization/31769
19263 * except.c (duplicate_eh_regions): Clear prev_try if
19264 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
19266 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
19268 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
19269 * tree-ssa-sink.c (statement_sink_location): Return basic block and
19270 bsi of the location where statements should be inserted.
19271 (sink_code_in_bb): Take bsi from statement_sink_location.
19272 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
19273 instead of bsi_start.
19274 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
19276 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
19277 (bsi_move_before): Document inconsistency with bsi_move_after.
19278 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
19280 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19282 * config/i386/i386.h (TARGET_ABM): New define.
19283 (TARGET_POPCNT): Ditto.
19284 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
19285 New temporary defines to redefine from OPTION_ISA_* defines.
19286 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
19287 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
19288 (ix86_isa_flags): New extern int declaration.
19289 (TARGET_SUBTARGET_DEFAULT): New define.
19290 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
19291 (TARGET_SUBTARGET32_DEFAULT): Ditto.
19292 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
19293 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
19294 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
19295 * config/i386/darwin.h: Change TARGET_64BIT define to
19298 * config/i386/i386.opt (m3dnowa): Define as undocumented option
19299 using existing "ix86_isa_flags" varible.
19300 (m32, m64): Use existing "ix86_isa_flags" variable.
19301 (mmmx, m3dnow): Ditto.
19302 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
19303 (mabm): Define as non-negative option using "x86_abm" variable.
19304 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
19306 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
19307 Rewrite feature test bitmap.
19308 (ix86_isa_flags): New initialized global int varible.
19309 (ix86_isa_flags_explicit): New static int variable.
19310 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
19311 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
19312 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
19313 target_flags_explicit.
19314 (override_options): Remove "target_enable" and "target_disable" fields
19315 from "struct ptt". Update processor_target_table accordingly. Remove
19316 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
19317 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
19318 "target_flags" and "ix86_isa_flags_explicit" instead of
19319 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
19320 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
19321 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
19322 to true when either of PTA_POPCNT or PTA_ABM is set in
19323 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
19324 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
19325 processor_alias_table flags entry. Remove handling of
19326 "target_enable" and "target_disable" fields of processor_target_table.
19327 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
19328 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
19329 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
19330 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
19331 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
19333 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
19335 2007-05-29 David Daney <ddaney@avtrex.com>
19338 * config/mips/mips.c (mips_output_mi_thunk): Emit
19339 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
19341 2007-05-29 Hui-May Chang <hm.chang@apple.com>
19342 * config/i386/i386.c (ix86_function_regparm): Added checking of
19343 ix86_force_align_arg_pointer to determine the number of
19344 register parameters.
19346 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
19348 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
19349 (SET_DR_MISALIGNMENT): New.
19350 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
19351 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
19352 Use SET_DR_MISALIGNMENT.
19353 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
19355 * tree-data-ref.c (create_data_ref, compute_all_dependences,
19356 find_loop_nest): Export.
19357 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
19358 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
19359 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
19360 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
19362 (struct mem_ref): Add field reuse_distance.
19363 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19364 Initialize reuse_distance field.
19365 (issue_prefetch_ref): Select temporality of prefetch according to
19367 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
19368 self_reuse_distance, determine_loop_nest_reuse): New functions.
19369 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
19370 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19371 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19374 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19376 * tree-ssa-alias.c: Add aliasing overview.
19378 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19379 Danny Smith <dannysmith@users.sourceforge.net>
19382 * config/i386/t-crtfm: Compile crtfastmath.o with
19383 -minline-all-stringops.
19384 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19385 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19387 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19389 * doc/md.texi: Document constraints on HP PA-RISC.
19391 * pa/constraints.md: New file.
19392 * pa.md: Include constraints.md.
19393 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19394 (integer_store_memory_operand, ldil_cint_p): New functions.
19395 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19396 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19397 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19398 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19399 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19401 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19404 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19405 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19406 case POSTDECREMENT_EXPR>): Return the error_mark_node
19407 if either the real or imaginary parts would an
19410 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19412 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19413 name when we remove it from a call.
19415 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19417 * targhooks.c (default_narrow_bitfield): Remove.
19418 * targhooks.h: Remove the prototype for
19419 default_narrow_bitfield.
19421 * langhooks-def.h: Remove the prototype for
19422 hook_get_alias_set_0.
19423 * langhooks.c (hook_get_alias_set_0): Remove.
19425 * global.c (EXECUTE_IF_CONFLICT): Remove.
19427 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19430 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19431 return true when truth_value_p is true and the type
19434 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19436 * doc/install.texi (Prerequisites): We no longer require Autoconf
19437 2.13 for the top-level.
19439 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19441 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19442 memory access via x86_expand_vector_move_misalign() only for
19443 TImode values on 32-bit targets.
19445 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19447 * matrix-reorg.c: New file. Implement matrix flattening and
19448 transposing optimization.
19449 * tree-pass.h: Add matrix reorg pass.
19450 * common.opt: Add fipa-mreorg flag.
19451 * Makefile.in: Add matrix-reorg.c.
19452 * passes.c: Add matrix reorg pass.
19453 * varpool.c (add_new_static_var): New function.
19454 * cgraph.h (add_new_static_var): Declare.
19456 2007-05-27 Eric Christopher <echristo@apple.com>
19458 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19459 sp_offset depending on stack size. Save r12 depending
19460 on registers we're saving later.
19461 (rs6000_emit_epilogue): Update sp_offset depending only
19464 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19466 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19467 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19468 * ifcvt.c (if_convert): Ditto.
19469 * tree-ssa-threadupdate.c (thread_block): Ditto.
19470 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19471 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19472 verify_loop_closed_ssa): Check number_of_loops instead of
19474 * predict.c (tree_estimate_probability): Ditto.
19475 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19476 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19477 * modulo-sched.c (sms_schedule): Ditto.
19478 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19479 (scev_finalize): Do not do anything if scev analysis was not
19481 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19482 current_loops == NULL.
19483 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19484 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19485 there are no loops.
19486 (loop_optimizer_finalize): Assert that loops were analyzed.
19487 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19488 rtl_doloop): Check number_of_loops instead of current_loops.
19489 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19490 current_loops == NULL.
19491 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19492 gate_tree_vectorize tree_linear_transform, check_data_deps,
19493 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19494 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19495 Check number_of_loops instead of current_loops.
19496 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19497 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19498 free loops if available.
19499 (execute_pre): Do not pass do_fre to fini_pre.
19501 2007-05-27 Tobias Burnus <burnus@net-b.de>
19503 PR middle-end/32083
19504 * real.c (mpfr_from_real): Fix sign of -Inf.
19506 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19508 * tree-vect-transform.c (vectorizable_conversion): Initialize
19509 tree_code variables to ERROR_MARK.
19510 (vectorizable_type_demotion): Likewise.
19511 (vectorizable_type_promotion): Likewise.
19513 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19516 * config/i386/i386.md (movti): Handle push operands via
19517 ix86_expand_push().
19519 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19521 * basic-block.h: Remove the prototype for merge_seq_blocks.
19522 * cfgcleanup.c (merge_seq_blocks): Remove.
19524 * tree-flow.h: Remove the prototype for is_aliased_with.
19525 * tree-ssa-alias.c (is_aliased_with): Remove.
19527 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19529 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19531 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19533 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19534 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19535 (vec_unpacks_hi_v16qi): Likewise.
19536 (vec_unpacku_lo_v16qi): Likewise.
19537 (vec_unpacks_lo_v16qi): Likewise.
19538 (vec_unpacku_hi_v8hi): Likewise.
19539 (vec_unpacks_hi_v8hi): Likewise.
19540 (vec_unpacku_lo_v8hi): Likewise.
19541 (vec_unpacks_lo_v8hi): Likewise.
19542 (vec_unpacku_hi_v4si): Likewise.
19543 (vec_unpacks_hi_v4si): Likewise.
19544 (vec_unpacku_lo_v4si): Likewise.
19545 (vec_unpacks_lo_v4si): Likewise.
19547 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19549 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19550 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19551 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19552 follow spelling conventions in various
19553 warning/error/diagnostic messages.
19555 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19556 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19557 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19558 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19559 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19560 * doc/tm.texi: Follow spelling conventions.
19562 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19565 * tree-ssa-forwprop.c
19566 (forward_propagate_addr_into_variable_array_index): Remove
19567 the lhs argument. Use the type of def_rhs instead of lhs.
19568 (forward_propagate_addr_expr_1): Update use of
19569 forward_propagate_addr_into_variable_array_index.
19571 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19572 Nigel Stephens <nigel@mips.com>
19574 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19575 function attributes, "far" being an alias for "long_call".
19576 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19577 (mips_near_type_p, mips_far_type_p): New.
19578 (mips_comp_type_attributes): New function to check that attributes
19579 attached to a function type are compatible.
19580 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19581 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19582 to the target function of the thunk.
19583 (mips_encode_section_info): Check for "near" and "far" function
19584 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19586 * config/mips/predicates.md (const_call_insn_operand): Test only
19587 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19589 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19592 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19593 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19594 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19595 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19597 2007-05-25 Eric Christopher <echristo@apple.com>
19599 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19600 to x86-darwin configurations.
19601 * config/i386/t-darwin: Add softfp support.
19602 * config/i386/t-darwin64: Ditto.
19603 * config/i386/sfp-machine.h: If mach then don't use
19604 aliasing, emit a stub to call.
19606 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19608 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19609 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19610 tree-predcom.c, tree-ssa-alias-warnings.c,
19611 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19612 comment typos. Follow spelling conventions.
19613 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19615 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19618 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19619 constants into memory. Expand unaligned memory references for
19620 SSE modes via x86_expand_vector_move_misalign() function.
19622 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19624 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19625 "memory" attribute for "sseishft" type insn without operands[2].
19627 2007-05-25 Dirk Mueller <dmueller@suse.de>
19628 Marcus Meissner <meissner@suse.de>
19630 * doc/extend.texi (alloc_size): New attribute.
19631 * c-common.c (handle_alloc_size_attribute): New.
19632 * tree-object-size.c (alloc_object_size): Use alloc_size
19633 attribute, if available.
19635 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19637 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19639 (__builtin_ia32_vec_ext_v2di): Likewise.
19640 (__builtin_ia32_vec_ext_v4si): Likewise.
19641 (__builtin_ia32_vec_ext_v8hi): Likewise.
19642 (__builtin_ia32_vec_ext_v16qi): Likewise.
19643 (__builtin_ia32_vec_set_v8hi): Likewise.
19645 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19647 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19649 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19651 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19652 (arm_is_longcall_p): Rename to...
19653 (arm_is_long_call_p): ...this. Take a single tree argument and
19655 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19656 (CUMULATIVE_ARGS): Remove call_cookie.
19657 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19658 (ENCODED_LONG_CALL_ATTR_P): Delete.
19659 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19660 LONG_CALL_FLAG_CHAR cases.
19661 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19662 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19663 ARM_DECLARE_FUNCTION_SIZE.
19664 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19665 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19666 (arm_encode_call_attribute, current_file_function_operand): Delete.
19667 (arm_function_in_section_p): New function.
19668 (arm_is_longcall_p): Rename to...
19669 (arm_is_long_call_p): ...this. Take the target function as a single
19670 argument and return a bool. Do not rely on call cookies. Check
19671 whether the target symbol is in the same section as the current
19672 function, not just the same compilation unit.
19673 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19674 (arm_encode_section_info): Don't encode a call type.
19675 * config/arm/arm.md (call, call_value): Update calls to
19676 arm_is_long(_)call_p. Simplify logic.
19677 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19678 Update calls to arm_is_long(_)call_p.
19680 2007-05-25 Richard Guenther <rguenther@suse.de>
19682 PR tree-optimization/31982
19683 * tree-ssa-forwprop.c
19684 (forward_propagate_addr_into_variable_array_index): Handle arrays
19685 with element size one.
19687 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19689 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19690 (umulsi3_highpart): Likewise.
19692 2007-05-24 Ian Lance Taylor <iant@google.com>
19694 PR rtl-optimization/32069
19695 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19698 2007-05-24 Ollie Wild <aaw@google.com>
19700 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19703 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19705 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19706 (oprs_unchanged_p): Use it to check all registers in a REG.
19707 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19708 (reg_set_between_after_reload_p): Delete.
19709 (reg_used_between_after_reload_p): Likewise.
19710 (reg_set_or_used_since_bb_start): Likewise.
19711 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19712 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19713 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19714 * rtlanal.c (reg_set_p): Check whether REG overlaps
19715 regs_invalidated_by_call, rather than just checking the
19716 membership of REGNO (REG).
19718 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19720 * doc/passes.texi: Document predictive commoning.
19721 * doc/invoke.texi (-fpredictive-commoning): Document.
19722 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19723 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19724 adding indices to the generated name.
19725 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19726 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19727 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19728 (op_symbol_code): ... and exported.
19729 (dump_omp_clause, op_symbol): Use op_symbol_code
19730 instead of op_symbol_1.
19731 * tree-pass.h (pass_predcom): Declare.
19732 * timevar.def (TV_PREDCOM): New timevar.
19733 * tree-ssa-loop.c (run_tree_predictive_commoning,
19734 gate_tree_predictive_commoning, pass_predcom): New.
19735 * tree-data-ref.c (find_data_references_in_loop): Find the
19736 references in dominance order.
19737 (canonicalize_base_object_address): Ensure that the result has
19739 (dr_analyze_innermost): Export.
19740 (create_data_ref): Code to fail for references with invariant
19742 (find_data_references_in_stmt): ... here.
19743 * tree-data-ref.h (dr_analyze_innermost): Declare.
19744 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19745 (aff_combination_find_elt, name_expansion_hash,
19746 name_expansion_eq, tree_to_aff_combination_expand,
19747 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19749 * tree-affine.h (aff_combination_constant_multiple_p,
19750 tree_to_aff_combination_expand): Declare.
19751 * tree-predcom.c: New file.
19752 * common.opt (fpredictive-commoning): New option.
19753 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19754 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19755 * Makefile.in (tree-predcom.o): Add.
19756 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19757 * passes.c (init_optimization_passes): Add dceloop after
19758 copy propagation in loop optimizer. Add predictive commoning
19759 to loop optimizer passes.
19761 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19763 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19766 2007-05-24 Jan Hubicka <jh@suse.cz>
19768 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19770 (genheader): Include statistics.h.
19772 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19774 * print-rtl.c (flag_dump_unnumbered): Update comments.
19775 (print_rtl): Fix my previous change.
19776 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19779 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19781 PR middle-end/32018
19782 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19784 (thread_through_all_blocks): Call initialize_original_copy_tables
19785 and free_original_copy_tables.
19786 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19788 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19789 * cfghooks.c (duplicate_block): Use get_loop_copy.
19790 * cfg.c: Include cfgloop.h.
19791 (loop_copy): New hash table.
19792 (initialize_original_copy_tables): Initialize loop_copy table.
19793 (free_original_copy_tables): Free loop_copy table.
19794 (copy_original_table_clear, copy_original_table_set,
19795 set_loop_copy, get_loop_copy): New functions.
19796 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19797 * cfgloop.h (struct loop): Remove copy field.
19798 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19799 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19801 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19803 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19804 -msse/-msse2/-msse3.
19806 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19808 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19809 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19811 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19814 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19815 * targhooks.h (default_mangle_decl_assembler_name): Declare
19817 * targhooks.c (default_mangle_decl_assembler_name): Define
19819 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19821 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19822 * langhooks.c (lhd_set_decl_assembler_name): Call
19823 targetm.mangle_decl_assembler_name for names with global scope.
19825 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19827 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19828 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19830 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19831 New. Factored out of i386_pe_encode_section_info.
19832 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19833 Move check for prior decoration of stdcall
19834 symbols to i386_pe_encode_section_info.
19835 (i386_pe_encode_section_info): Adjust call to
19836 gen_stdcall_or_fastcall_suffix. Use
19837 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19838 (i386_pe_mangle_decl_assembler_name): New. Wrap
19839 i386_pe_maybe_mangle_decl_assembler_name.
19841 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19843 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19844 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19845 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19846 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19847 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19850 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19851 Nigel Stephens <nigel@mips.com>
19852 Richard Sandiford <richard@codesourcery.com>
19854 Fix up MIPS16 hard float and add support for complex.
19856 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19857 (TARGET_SOFT_FLOAT_ABI): New.
19858 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19859 __mips_soft_float to reflect the ABI in use, not whether the
19860 FPU is directly accessible (e.g., in MIPS16 mode).
19861 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19862 (UNITS_PER_FPVALUE): Likewise.
19864 * config/mips/mips.c (mips_expand_call): Remove redundant
19865 TARGET_MIPS16 check.
19866 (mips_arg_regno): New.
19867 (function_arg_advance): When setting bits in cum->fp_code for
19868 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19870 (function_arg): Use mips_arg_regno.
19871 (mips_return_mode_in_fpr_p): New.
19872 (mips16_call_stub_mode_suffix): New.
19873 (mips16_cfun_returns_in_fpr_p): New.
19874 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19875 (mips_output_function_prologue): Test mips16_hard_float, not
19876 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19877 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19878 return value into a floating-point register.
19879 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19880 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19881 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19882 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19883 word of double arguments from or to the high bits of 64-bit
19884 floating point registers.
19885 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19886 (mips16_fpret_double): New helper function.
19887 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19888 support for complex modes. Fill in DECL_RESULT for stubdecl.
19889 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19891 * config/mips/mips16.S
19892 (RET, ARG1, ARG2): New.
19893 (MERGE_GPRf, MERGE_GPRt): New.
19894 (DELAYt, DELAYf): New.
19895 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19896 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19897 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19898 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19899 (SFOP): Renamed to...
19900 (OPSF3): This, and macro-ified. Updated all uses.
19901 (SFOP2): Renamed to...
19902 (OPSF2): This, and macro-ified. Updated all uses.
19903 (SFCMP): Renamed to...
19904 (CMPSF): This, and macro-ified. Updated all uses.
19905 (SFREVCMP): Renamed to...
19906 (REVCMPSF): This, and macro-ified. Updated all uses.
19907 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19908 (LDDBL1, LDDBL2, RETDBL): Deleted.
19909 (DFOP): Renamed to...
19910 (OPDF3): This, and macro-ified. Updated all uses.
19911 (DFOP2): Renamed to...
19912 (OPDF2): This, and macro-ified. Updated all uses.
19913 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19914 (DFCMP): Renamed to...
19915 (CMPDF): This, and macro-ified. Updated all uses.
19916 (DFREVCMP): Renamed to...
19917 (REVCMPDF): This, and macro-ified. Updated all uses.
19918 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19919 (RET_FUNCTION): New.
19920 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19921 (__mips16_ret_sc, __mips16_ret_dc): New.
19922 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19923 STUB_ARGS_6, STUB_ARGS_10): New.
19924 (CALL_STUB_NO_RET): New.
19925 (__mips16_call_stub_1): Macro-ified.
19926 (__mips16_call_stub_5): Macro-ified.
19927 (__mips16_call_stub_2): Macro-ified.
19928 (__mips16_call_stub_6): Macro-ified.
19929 (__mips16_call_stub_9): Macro-ified.
19930 (__mips16_call_stub_10): Macro-ified.
19931 (CALL_STUB_RET): New.
19932 (__mips16_call_stub_sf_0): Macro-ified.
19933 (__mips16_call_stub_sf_1): Macro-ified.
19934 (__mips16_call_stub_sf_5): Macro-ified.
19935 (__mips16_call_stub_sf_2): Macro-ified.
19936 (__mips16_call_stub_sf_6): Macro-ified.
19937 (__mips16_call_stub_sf_9): Macro-ified.
19938 (__mips16_call_stub_sf_10): Macro-ified.
19939 (__mips16_call_stub_df_0): Macro-ified.
19940 (__mips16_call_stub_df_1): Macro-ified.
19941 (__mips16_call_stub_df_5): Macro-ified.
19942 (__mips16_call_stub_df_2): Macro-ified.
19943 (__mips16_call_stub_df_6): Macro-ified.
19944 (__mips16_call_stub_df_9): Macro-ified.
19945 (__mips16_call_stub_df_10): Macro-ified.
19946 (__mips16_call_stub_sc_0): New.
19947 (__mips16_call_stub_sc_1): New.
19948 (__mips16_call_stub_sc_5): New.
19949 (__mips16_call_stub_sc_2): New.
19950 (__mips16_call_stub_sc_6): New.
19951 (__mips16_call_stub_sc_9): New.
19952 (__mips16_call_stub_sc_10): New.
19953 (__mips16_call_stub_dc_0): New.
19954 (__mips16_call_stub_dc_1): New.
19955 (__mips16_call_stub_dc_5): New.
19956 (__mips16_call_stub_dc_2): New.
19957 (__mips16_call_stub_dc_6): New.
19958 (__mips16_call_stub_dc_9): New.
19959 (__mips16_call_stub_dc_10): New.
19961 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19962 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19963 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19965 2007-05-23 Ian Lance Taylor <iant@google.com>
19967 * doc/invoke.texi (Invoking GCC): Document that the order of the
19970 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19973 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19974 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19975 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19979 * config/score/score.c (score_print_operand): Make sure that only
19980 lower bits are used.
19982 2007-05-22 Ian Lance Taylor <iant@google.com>
19984 * tree-vrp.c (avoid_overflow_infinity): New static function,
19985 broken out of set_value_range_to_value.
19986 (set_value_range_to_value): Call avoid_overflow_infinity.
19987 (extract_range_from_assert): Likewise.
19989 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19991 PR middle-end/31095
19992 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19993 change the type before looking for a COMPOUND_EXPR.
19995 2007-05-22 Ian Lance Taylor <iant@google.com>
19997 * lower-subreg.c (decompose_multiword_subregs): If we change an
19998 insn, call remove_retval_note on it.
20000 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20002 * regs.h (end_hard_regno): New function.
20003 (END_HARD_REGNO, END_REGNO): New macros.
20004 (add_to_hard_reg_set): New function.
20005 (remove_from_hard_reg_set): Likewise.
20006 (in_hard_reg_set_p): Likewise.
20007 (overlaps_hard_reg_set_p): Likewise.
20008 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
20009 (note_btr_set): Use END_HARD_REGNO.
20010 * caller-save.c (setup_save_areas): Use end_hard_regno.
20011 (mark_set_regs): Use END_HARD_REGNO.
20012 (add_stored_regs): Use end_hard_regno.
20013 (mark_referenced_regs): Use add_to_hard_reg_set.
20014 * combine.c (update_table_tick): Use END_REGNO.
20015 (record_value_for_reg): Likewise.
20016 (record_dead_and_set_regs): Likewise.
20017 (get_last_value_validate): Likewise.
20018 (use_crosses_set_p): Likewise.
20019 (reg_dead_at_p_1): Likewise.
20020 (reg_dead_at_p): Likewise.
20021 (mark_used_regs_combine): Use add_to_hard_reg_set.
20022 (move_deaths): Use END_HARD_REGNO.
20023 (reg_bitfield_target_p): Use end_hard_regno.
20024 (distribute_notes): Use END_HARD_REGNO.
20025 * cse.c (mention_regs): Use END_REGNO.
20026 (insert): Use add_to_hard_reg_set.
20027 (invalidate): Use END_HARD_REGNO.
20028 (invalidate_for_call): Likewise.
20029 (exp_equiv_p): Use END_REGNO.
20030 (cse_insn): Likewise.
20031 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
20032 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
20033 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
20034 * function.c (keep_stack_depressed): Use end_hard_regno.
20035 * global.c (global_alloc): Use end_hard_regno.
20036 (global_conflicts): Use add_to_hard_reg_set instead of
20038 (find_reg): Likewise.
20039 (mark_reg_store): Likewise.
20040 (mark_reg_conflicts): Likewise.
20041 (mark_reg_death): Use remove_from_hard_reg_set.
20042 (mark_reg_live_nc): Delete.
20043 (set_preference): Use end_hard_regno.
20044 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
20045 remove_from_hard_reg_set.
20046 (post_mark_life): Use add_to_hard_reg_set.
20047 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
20048 (reg_becomes_live): Use add_to_hard_reg_set.
20049 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
20050 (peep2_find_free_register): Use add_to_hard_reg_set.
20051 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
20052 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
20053 * regrename.c (note_sets): Use add_to_hard_reg_set.
20054 (clear_dead_regs): Use remove_from_hard_reg_set.
20055 (regrename_optimize): Use add_to_hard_reg_set.
20056 (find_oldest_value_reg): Use in_hard_reg_set_p.
20057 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
20058 (hard_reg_set_here_p): Use end_hard_regno.
20059 (decompose): Likewise.
20060 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
20061 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
20062 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
20063 (mark_home_live): Use end_hard_regno.
20064 (spill_hard_reg): Likewise.
20065 (clear_reload_reg_in_use): Likewise.
20066 * reorg.c (delete_prior_computation): Use END_REGNO.
20067 * resource.c (update_live_status): Use END_HARD_REGNO.
20068 (mark_referenced_resources): Use add_to_hard_reg_set.
20069 (mark_set_resources): Likewise.
20070 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
20071 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
20072 (reg_overlap_mentioned_p): Likewise.
20073 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
20074 (covers_regno_no_parallel_p): Use END_REGNO.
20075 (find_regno_note): Likewise.
20076 (find_reg_fusage): Use END_HARD_REGNO.
20077 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
20078 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
20080 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20082 * mode-switching.c (reg_dies): Change type of second argument to
20084 (optimize_mode_switching): Update accordingly.
20086 2007-05-22 Richard Sandiford <richard@codesourcery.com>
20088 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
20090 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
20091 (hard_reg_set_empty_p): ...these new functions.
20092 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
20093 GO_IF_HARD_REG_SUBSET.
20094 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
20095 instead of GO_IF_HARD_REG_EQUAL.
20096 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
20097 instead of GO_IF_HARD_REG_EQUAL.
20098 * global.c (find_reg): Use hard_reg_set_empty_p instead of
20099 GO_IF_HARD_REG_SUBSET.
20100 (modify_reg_pav): Use hard_reg_set_empty_p instead of
20101 GO_IF_HARD_REG_EQUAL.
20102 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
20103 of GO_IF_HARD_REG_SUBSET.
20104 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
20105 instead of GO_IF_HARD_REG_EQUAL.
20106 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
20107 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
20108 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
20109 of GO_IF_HARD_REG_SUBSET,
20110 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
20111 GO_IF_HARD_REG_SUBSET.
20112 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
20113 instead of GO_IF_HARD_REG_EQUAL.
20114 * config/sh/sh.c (push_regs, calc_live_regs): Use
20115 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
20116 (hard_regs_intersect_p): Delete.
20118 2007-05-22 Janis Johnson <janis187@us.ibm.com>
20120 * doc/sourcebuild.texi (Test Directives) Add dg-message.
20122 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
20123 Richard Henderson <rth@redhat.com>
20125 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
20127 (x86_64-*-*): Likewise.
20129 * config/i386/i386-modes.def (V2QI): New.
20131 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
20133 (override_options): Support SSE4.1.
20134 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
20135 (IX86_BUILTIN_BLENDPS): Likewise.
20136 (IX86_BUILTIN_BLENDVPD): Likewise.
20137 (IX86_BUILTIN_BLENDVPS): Likewise.
20138 (IX86_BUILTIN_PBLENDVB128): Likewise.
20139 (IX86_BUILTIN_PBLENDW128): Likewise.
20140 (IX86_BUILTIN_DPPD): Likewise.
20141 (IX86_BUILTIN_DPPS): Likewise.
20142 (IX86_BUILTIN_INSERTPS128): Likewise.
20143 (IX86_BUILTIN_MOVNTDQA): Likewise.
20144 (IX86_BUILTIN_MPSADBW128): Likewise.
20145 (IX86_BUILTIN_PACKUSDW128): Likewise.
20146 (IX86_BUILTIN_PCMPEQQ): Likewise.
20147 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
20148 (IX86_BUILTIN_PMAXSB128): Likewise.
20149 (IX86_BUILTIN_PMAXSD128): Likewise.
20150 (IX86_BUILTIN_PMAXUD128): Likewise.
20151 (IX86_BUILTIN_PMAXUW128): Likewise.
20152 (IX86_BUILTIN_PMINSB128): Likewise.
20153 (IX86_BUILTIN_PMINSD128): Likewise.
20154 (IX86_BUILTIN_PMINUD128): Likewise.
20155 (IX86_BUILTIN_PMINUW128): Likewise.
20156 (IX86_BUILTIN_PMOVSXBW128): Likewise.
20157 (IX86_BUILTIN_PMOVSXBD128): Likewise.
20158 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
20159 (IX86_BUILTIN_PMOVSXWD128): Likewise.
20160 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
20161 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
20162 (IX86_BUILTIN_PMOVZXBW128): Likewise.
20163 (IX86_BUILTIN_PMOVZXBD128): Likewise.
20164 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
20165 (IX86_BUILTIN_PMOVZXWD128): Likewise.
20166 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
20167 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
20168 (IX86_BUILTIN_PMULDQ128): Likewise.
20169 (IX86_BUILTIN_PMULLD128): Likewise.
20170 (IX86_BUILTIN_ROUNDPD): Likewise.
20171 (IX86_BUILTIN_ROUNDPS): Likewise.
20172 (IX86_BUILTIN_ROUNDSD): Likewise.
20173 (IX86_BUILTIN_ROUNDSS): Likewise.
20174 (IX86_BUILTIN_PTESTZ): Likewise.
20175 (IX86_BUILTIN_PTESTC): Likewise.
20176 (IX86_BUILTIN_PTESTNZC): Likewise.
20177 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
20178 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
20179 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
20180 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
20181 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
20182 (bdesc_ptest): New.
20183 (bdesc_sse_3arg): Likewise.
20184 (bdesc_2arg): Likewise.
20185 (bdesc_1arg): Likewise.
20186 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
20188 (ix86_expand_sse_4_operands_builtin): New.
20189 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
20190 smaller than 8 bits as the 2nd arg.
20191 (ix86_expand_sse_ptest): New.
20192 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
20193 (ix86_expand_vector_set): Support SSE4.1.
20194 (ix86_expand_vector_extract): Likewise.
20196 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
20197 __SSE4_1__ for -msse4.1.
20199 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
20200 (UNSPEC_INSERTPS): Likewise.
20201 (UNSPEC_DP): Likewise.
20202 (UNSPEC_MOVNTDQA): Likewise.
20203 (UNSPEC_MPSADBW): Likewise.
20204 (UNSPEC_PHMINPOSUW): Likewise.
20205 (UNSPEC_PTEST): Likewise.
20206 (UNSPEC_ROUNDP): Likewise.
20207 (UNSPEC_ROUNDS): Likewise.
20209 * config/i386/i386.opt (msse4.1): New for SSE4.1.
20211 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
20212 (const_pow2_1_to_32768_operand): Likewise.
20214 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
20217 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
20219 (sse4_1_insertps): Likewise.
20220 (*sse4_1_extractps): Likewise.
20221 (sse4_1_ptest): Likewise.
20222 (sse4_1_mulv2siv2di3): Likewise.
20223 (*sse4_1_mulv4si3): Likewise.
20224 (*sse4_1_smax<mode>3): Likewise.
20225 (*sse4_1_umax<mode>3): Likewise.
20226 (*sse4_1_smin<mode>3): Likewise.
20227 (*sse4_1_umin<mode>3): Likewise.
20228 (sse4_1_eqv2di3): Likewise.
20229 (*sse4_1_pinsrb): Likewise.
20230 (*sse4_1_pinsrd): Likewise.
20231 (*sse4_1_pinsrq): Likewise.
20232 (*sse4_1_pextrb): Likewise.
20233 (*sse4_1_pextrb_memory): Likewise.
20234 (*sse4_1_pextrw_memory): Likewise.
20235 (*sse4_1_pextrq): Likewise.
20236 (sse4_1_blendpd): Likewise.
20237 (sse4_1_blendps): Likewise.
20238 (sse4_1_blendvpd): Likewise.
20239 (sse4_1_blendvps): Likewise.
20240 (sse4_1_dppd): Likewise.
20241 (sse4_1_dpps): Likewise.
20242 (sse4_1_movntdqa): Likewise.
20243 (sse4_1_mpsadbw): Likewise.
20244 (sse4_1_packusdw): Likewise.
20245 (sse4_1_pblendvb): Likewise.
20246 (sse4_1_pblendw): Likewise.
20247 (sse4_1_phminposuw): Likewise.
20248 (sse4_1_extendv8qiv8hi2): Likewise.
20249 (*sse4_1_extendv8qiv8hi2): Likewise.
20250 (sse4_1_extendv4qiv4si2): Likewise.
20251 (*sse4_1_extendv4qiv4si2): Likewise.
20252 (sse4_1_extendv2qiv2di2): Likewise.
20253 (*sse4_1_extendv2qiv2di2): Likewise.
20254 (sse4_1_extendv4hiv4si2): Likewise.
20255 (*sse4_1_extendv4hiv4si2): Likewise.
20256 (sse4_1_extendv2hiv2di2): Likewise.
20257 (*sse4_1_extendv2hiv2di2): Likewise.
20258 (sse4_1_extendv2siv2di2): Likewise.
20259 (*sse4_1_extendv2siv2di2): Likewise.
20260 (sse4_1_zero_extendv8qiv8hi2): Likewise.
20261 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
20262 (sse4_1_zero_extendv4qiv4si2): Likewise.
20263 (*sse4_1_zero_extendv4qiv4si2): Likewise.
20264 (sse4_1_zero_extendv2qiv2di2): Likewise.
20265 (*sse4_1_zero_extendv2qiv2di2): Likewise.
20266 (sse4_1_zero_extendv4hiv4si2): Likewise.
20267 (*sse4_1_zero_extendv4hiv4si2): Likewise.
20268 (sse4_1_zero_extendv2hiv2di2): Likewise.
20269 (*sse4_1_zero_extendv2hiv2di2): Likewise.
20270 (sse4_1_zero_extendv2siv2di2): Likewise.
20271 (*sse4_1_zero_extendv2siv2di2): Likewise.
20272 (sse4_1_roundpd): Likewise.
20273 (sse4_1_roundps): Likewise.
20274 (sse4_1_roundsd): Likewise.
20275 (sse4_1_roundss): Likewise.
20276 (mulv4si3): Don't expand for SSE4.1.
20277 (smax<mode>3): Likewise.
20278 (umaxv4si3): Likewise.
20279 (uminv16qi3): Likewise.
20280 (umin<mode>3): Likewise.
20281 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
20283 * doc/extend.texi: Document SSE4.1 built-in functions.
20285 * doc/invoke.texi: Document -msse4.1.
20287 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
20289 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
20290 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
20291 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
20292 (ASM_SPEC): Add asm_pcrel_spec.
20293 (EXTRA_SPECS): Add asm_pcrel_spec.
20295 2007-05-21 David Daney <ddaney@avtrex.com>
20297 * doc/install.texi (Building a cross compiler): Add requirements
20298 for Java cross compiler.
20300 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20302 PR middle-end/31995
20303 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
20304 Add loopno argument. Use evolution_function_is_invariant_rec_p
20305 instead of evolution_function_is_constant_p.
20306 Update calls to evolution_function_is_affine_multivariate_p.
20307 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
20308 Add loopno argument.
20309 * tree-scalar-evolution.c (gather_chrec_stats): Call
20310 evolution_function_is_affine_multivariate_p with a loop
20312 * tree-data-ref.c (analyze_miv_subscript): Likewise.
20313 (analyze_overlapping_iterations): Likewise.
20314 (access_functions_are_affine_or_constant_p): Likewise.
20315 (build_classic_dist_vector_1): If the access functions
20316 are equal, don't do anything.
20318 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
20319 Paolo Carlini <pcarlini@suse.de>
20320 Uros Bizjak <ubizjak@gmail.com>
20322 * c-cppbuiltin.c (c_cpp_builtins): Define
20323 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
20324 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
20325 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
20326 * doc/cpp.texi ([Standard Predefined Macros]): Document.
20328 2007-05-21 Mike Stump <mrs@apple.com>
20330 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
20332 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
20334 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
20336 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
20337 implementation if __OPTIMIZE__ is not defined.
20338 (_mm_alignr_pi8): Ditto.
20339 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20340 (_mm_inserti_si64): Ditto.
20341 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20342 (_mm_slli_epi16): Ditto.
20343 (_mm_slli_epi32): Ditto.
20344 (_mm_slli_epi64): Ditto.
20345 (_mm_srai_epi16): Ditto.
20346 (_mm_srai_epi32): Ditto.
20347 (_mm_srli_si128): Ditto.
20348 (_mm_slli_si128): Ditto.
20349 (_mm_srli_epi16): Ditto.
20350 (_mm_srli_epi32): Ditto.
20351 (_mm_srli_epi64): Ditto.
20352 (_mm_extract_epi16): Ditto.
20353 (_mm_insert_epi16): Ditto.
20354 (_mm_shufflehi_epi16): Ditto.
20355 (_mm_shufflelo_epi16): Ditto.
20356 (_mm_shuffle_epi32): Ditto.
20357 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
20358 (_m_pextrw): Ditto.
20359 (_mm_insert_pi16): Ditto.
20360 (_m_pinsrw): Ditto.
20361 (_mm_shuffle_pi16): Ditto.
20362 (_m_pshufw): Ditto.
20363 (_mm_shufle_ps): Ditto.
20364 (_mm_prefetch): Ditto.
20366 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
20368 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20369 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20370 * real.c (encode_i370_single, decode_i370_single,
20371 encode_i370_double, decode_i370_double): Functions removed.
20372 (i370_single_format, i370_double_format): Initializations removed.
20373 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20374 Consider the log2_b field to always be one.
20375 (ieee_single_format, mips_single_format, coldfire_single_format,
20376 ieee_double_format, mips_double_format, coldfire_double_format,
20377 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20378 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20379 ibm_extended_format, mips_extended_format, ieee_quad_format,
20380 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20381 decimal_single_format, decimal_double_format, decimal_quad_format,
20382 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20383 initialization of log2_b.
20384 * real.h (i370_single_format, i370_double_format): Declarations
20386 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20387 field to always be one.
20389 2007-05-21 Andreas Schwab <schwab@suse.de>
20391 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20392 NOTE_INSN_BASIC_BLOCK_P.
20393 (process_for_unwind_directive): Likewise.
20395 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20397 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20398 * function.h (struct function): Move va_list_gpr_size,
20399 va_list_fpr_size, function_frequency to front of bitfields. Add
20401 (current_function_calls_unwind_init): New.
20402 * except.c (expand_builtin_unwind_init): Set
20403 current_function_calls_unwind_init not
20404 current_function_has_nonlocal_label.
20405 * reload1.c (has_nonexceptional_receiver): New.
20406 (reload): Use it and current_function_calls_unwind_init to
20407 determine whether call-saved regs must be saved.
20409 2007-05-20 Jan Hubicka <jh@suse.cz>
20411 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20412 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20413 * ddg.c (create_ddg): LIkewise.
20414 * final.c (final): Remove hunk moving line number notes around since
20415 they are no longer present at this stage.
20416 (final_scan_insn): Use NOTE_KIND instead of
20417 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20418 (output_asm_label): Likewise.
20419 * reorg.c (dbr_schedule): Likewise.
20420 * haifa-sched.c (unlink_other_notes): Likewise.
20421 * mode-switching.c (optimize_mode_switching): Likewise.
20422 * graph.c (start_bb): Likewise.
20423 * rtl.def (NOTE): Update description.
20424 * jump.c (squeeze_notes): Delete.
20425 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20426 NOTE_INSN_BASIC_BLOCK_P when possible.
20427 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20428 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20429 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20430 (dwarf2out_var_location): Likewise.
20431 * cfgbuild.c (make_edges): Likewise.
20432 (find_basic_blocks_1): Likewise.
20433 * function.c (reorder_blocks_1): Likewise.
20434 (epilogue_done): Likewise.
20435 (reposition_prologue_and_epilogue_notes): Likewise.
20436 * print-rtl.c (print_rtx): Likewise; drop code for printing
20438 (print_rtl): Likewise.
20439 (print_rtl_single): Likewise.
20440 * gcse.c (insert_insn_start_bb): Likewise.
20441 * alias.c (init_alias_analysis): Likewise.
20442 * calls.c (fixup_tail_calls): Likewise.
20443 * except.c (sjlj_emit_function_enter): Likewise.
20444 * emit-rtl.c (add_insn_after): Likeiwse.
20445 (emit_label_before): Likewise.
20446 (emit_label_after): Likewise.
20447 (emit_note_before, emit_note_after, emit_note): Update
20448 parameter to be enum insn_note; do not deal with source
20450 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20451 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20453 (merge_blocks_move_successor_nojumps): Simplify now when
20454 we don't have BLOCK notes.
20455 (try_optimize_cfg): Likewise.
20456 * cfglayout.c (skip_insns_after_block): Likewise.
20457 (record_effective_endpoints): Likewise.
20458 (duplicate_insn_chain): Likewise.
20459 * varasm.c (output_constant_pool_1): Likewise.
20460 * sched-deps.c (sched_analyze): Likewise.
20461 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20463 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20464 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20465 (SET_INSN_DELETED): Simplify.
20466 (NOTE_LINE_NUMBER): Exterminate.
20467 (NOTE_LINE_KIND): New.
20468 (NOTE_INSN_BASIC_BLOCK_P): Update.
20469 (enum insn_note): Simplify.
20470 (GET_NOTE_INSN_NAME) Simplify.
20471 (emit_note_before, emit_note_after, emit_note): Update prototype.
20472 (squeeze_notes): Remove.
20473 * sched-int.h (NOTE_NOT_BB_P): Update.
20474 * resource.c (mark_target_live_regs): Update.
20475 * sched-rgn.c (debug_dependencies): Update.
20476 * sched-vis.c (print_insn): Update.
20477 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20478 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20479 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20480 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20481 (split_branches): Update.
20482 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20484 (sh_adjust_unroll_max): Exterminate.
20485 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20486 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20487 (m68hc11_reorg): Likewise.
20488 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20489 (emit_predicate_relation_info): Update.
20490 (process_for_unwind_directive): Update.
20491 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20492 (output_call): Update.
20493 * config/pa/pa.c (output_lbranch): Update.
20494 (output_millicode_call): Update.
20495 (output_call): Update.
20496 (pa_combine_instructions): Update.
20497 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20498 * config/bfin/bfin.c (gen_one_bundle): Update.
20499 * cfgrtl.c (can_delete_note_p): Update.
20500 (delete_insn): Update.
20501 (rtl_merge_blocks): Update.
20502 (commit_one_edge_insertion): Update.
20503 (rtl_verify_flow_info): Update.
20504 * stmt.c (expand_case): Do not call squeeze_notes.
20506 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20513 * c.opt (Wtype-limits): New.
20514 * doc/invoke.texi (Wtype-limits): Document it.
20515 (Wextra): Enabled by -Wextra.
20516 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20517 * c-common.c (shorten_compare): Warn with Wtype-limits.
20519 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20521 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20522 inlined function, not as a macro.
20523 (_mm_alignr_pi8): Ditto.
20524 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20525 (_mm_inserti_si64): Ditto.
20526 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20527 (_mm_extract_epi16): Ditto.
20528 (_mm_insert_epi16): Ditto.
20529 (_mm_shufflehi_epi16): Ditto.
20530 (_mm_shufflelo_epi16): Ditto.
20531 (_mm_shuffle_epi32): Ditto.
20532 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20533 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20535 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20537 (_m_to_float): Use C89 compatible assignment.
20539 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20542 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20544 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20547 * doc/invoke.texi (Wreturn-type): Complete description.
20548 (Wextra): Delete item about return-type warning.
20549 * c-decl.c: Delete redundant Wextra warning.
20551 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20554 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20555 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20556 inlined function, not as a macro.
20557 (_mm_prefetch): Ditto.
20558 (_m_pextrw): Ditto.
20559 (_mm_insert_pi16): Ditto.
20560 (_m_pinsrw): Ditto.
20561 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20562 (_m_pshufw): Ditto. Add const to __N argument.
20563 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20564 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20565 (_mm_slli_epi32): Ditto.
20566 (_mm_srli_si128): Implement as always inlined function, not as a
20567 macro. Add __inline to function declaration.
20568 (_mm_slli_si128): Ditto.
20570 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20572 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20573 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20575 (struct fenv): New structure.
20576 (FP_HANDLE_EXCEPTIONS): New define.
20577 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20578 (_FP_DECL_EXP): New define.
20579 (FP_INIT_ROUNDMODE): New define.
20580 (FP_ROUNDMODE): New define.
20582 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20584 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20585 (Wconversion): Update description.
20586 (Wconversion-sign): New.
20587 * c.opt (Wconversion-sign): New.
20588 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20589 means disabled for C++. Otherwise, take the status of Wconversion.
20590 * c-common.c (conversion_warning): Warn with either Wconversion or
20592 (warnings_for_convert_and_check): Conditions are already checked by
20593 conversion_warning.
20594 (convert_and_check): Don't check warnings if the conversion failed.
20596 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20597 Anatoly Sokolov <aesok@dol.ru>
20599 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20600 avr_epilogue_uses) : Add declaration.
20601 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20602 * config/avr/constraints.md (R): New constraint.
20603 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20604 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20605 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20606 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20607 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20608 call_prologue_saves, epilogue_restores, return_from_epilogue,
20609 return_from_main_epilogue, return_from_interrupt_epilogue,
20610 return_from_naked_epilogue, prologue, epilogue): New patterns.
20611 (jump): Handle symbol reference.
20612 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20613 avr_output_function_prologue, avr_output_function_epilogue): Remove
20615 (avr_init_machine_status, expand_prologue, expand_epilogue,
20616 avr_asm_function_end_prologue, avr_epilogue_uses,
20617 avr_asm_function_begin_epilogue): New functions.
20618 (prologue_size, epilogue_size, jump_tables_size): Remove global
20620 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20621 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20622 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20623 (avr_override_options): Initialise init_machine_status.
20624 (output_movhi): Handle all stack pointer loads.
20625 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20626 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20627 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20628 (EPILOGUE_USES) Redefine.
20629 (machine_function) Declare.
20631 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20633 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20634 Use a single return statement.
20636 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20638 PR middle-end/30250
20639 * builtins.c (do_mpfr_lgamma_r): New.
20640 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20641 * tree.h (CASE_FLT_FN_REENT): New.
20643 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20645 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20646 (output_die): Use 'unsigned long' with %x.
20647 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20648 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20649 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20651 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20653 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20658 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20659 true if function has no argument.
20661 2007-05-18 DJ Delorie <dj@redhat.com>
20663 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20664 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20666 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20668 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20669 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20670 count_trailing_zeros.
20671 (__i386__): Implement count_leading_zeros using __builtin_clz().
20672 Implement count_trailing_zeros usign __builtin_ctz().
20674 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20676 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20678 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20680 PR middle-end/31344
20681 * expr.c (emit_move_change_mode): Change mode of push operands here.
20683 2007-05-17 Ian Lance Taylor <iant@google.com>
20685 PR tree-optimization/31953
20686 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20687 Change all callers.
20688 (set_value_range_to_null): Call set_value_range_to_value.
20689 (extract_range_from_comparison): Likewise.
20691 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20693 * toplev.c (print_version): Output GMP/MPFR version info.
20695 * builtins.c (CASE_MATHFN_REENT): New macro.
20696 (mathfn_built_in): Use it.
20697 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20698 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20699 BUILT_IN_LGAMMAL_R): New.
20700 * doc/extend.texi: Document new builtins.
20702 PR middle-end/31796
20703 * builtins.c (do_mpfr_remquo): New.
20704 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20705 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20707 PR middle-end/30251
20708 * builtins.c (fold_builtin_1): Handle y0, y1.
20709 (fold_builtin_2): Handle yn.
20711 PR middle-end/30251
20712 * builtins.c (do_mpfr_bessel_n): New.
20713 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20714 (fold_builtin_2): Handle BUILT_IN_JN.
20716 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20719 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20720 TYPE_PRECISION (intmax_type_node).
20722 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20725 * reload.c (subst_reloads): Remove checking.
20727 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20729 PR rtl-optimization/31691
20730 * combine.c (simplify_set): Build a new src pattern instead of
20731 substituting its operands in the COMPARE case.
20733 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20735 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20736 (execute_vrp): Preserve loops through jump threading.
20737 * tree-ssa-threadupdate.c (thread_single_edge,
20738 dbds_continue_enumeration_p, determine_bb_domination_status,
20739 thread_through_loop_header): New functions.
20740 (create_edge_and_update_destination_phis,
20741 create_edge_and_update_destination_phis): Set loops for the new blocks.
20742 (prune_undesirable_thread_requests): Removed.
20743 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20745 (thread_block): Do not call prune_undesirable_thread_requests.
20747 (mark_threaded_blocks): Select edges to thread here.
20748 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20749 Thread edges through loop headers independently.
20750 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20751 * tree-pass.h (TODO_mark_first_instance): New.
20752 (first_pass_instance): Declare.
20753 * cfghooks.c (duplicate_block): Put the block to the original loop
20754 if copy is not specified.
20755 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20756 jump threading. Pass may_peel_loop_headers to
20757 thread_through_all_blocks according to first_pass_instance.
20758 * cfgloop.h (create_preheader): Declare.
20759 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20760 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20761 * passes.c (first_pass_instance): New variable.
20762 (next_pass_1): Set TODO_mark_first_instance.
20763 (execute_todo): Set first_pass_instance.
20765 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20767 PR tree-optimization/24659
20768 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20769 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20770 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20771 OTI_vec_pack_ufix_trunc.
20772 (vec_unpacks_float_hi_optab): Define new macro.
20773 (vec_unpacks_float_lo_optab): Ditto.
20774 (vec_unpacku_float_hi_optab): Ditto.
20775 (vec_unpacku_float_lo_optab): Ditto.
20776 (vec_pack_sfix_trunc_optab): Ditto.
20777 (vec_pack_ufix_trunc_optab): Ditto.
20778 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20779 and vec_pack_[s|u]fix_trunc_optab using
20780 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20781 * tree-vectorizer.c (supportable_widening_operation): Handle
20782 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20783 (supportable_narrowing_operation): New function.
20784 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20785 * tree-vect-transform.c (vectorizable_conversion): Handle
20786 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20787 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20788 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20789 to check for target support.
20790 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20791 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20792 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20793 for VEC_PACK_FIX_TRUNC_EXPR.
20794 (expand_binop): Special case mode of the result for
20795 vec_pack_[u|s]fix_trunc_optab.
20796 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20797 vec_pack_[u|s]fix_trunc_optab.
20799 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20800 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20801 * tree-pretty-print.c (dump_generic_node): Handle
20802 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20803 VEC_PACK_FIX_TRUNC_EXPR.
20805 * expr.c (expand_expr_real_1): Ditto.
20806 * tree-inline.c (estimate_num_insns_1): Ditto.
20807 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20809 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20810 (vec_unpacks_float_lo_v8hi): Ditto.
20811 (vec_unpacku_float_hi_v8hi): Ditto.
20812 (vec_unpacku_float_lo_v8hi): Ditto.
20813 (vec_unpacks_float_hi_v4si): Ditto.
20814 (vec_unpacks_float_lo_v4si): Ditto.
20815 (vec_pack_sfix_trunc_v2df): Ditto.
20817 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20819 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20820 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20821 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20822 [vec_pack_ufix_trunc]: Ditto.
20823 [vec_unpacks_float_hi]: Ditto.
20824 [vec_unpacks_float_lo]: Ditto.
20825 [vec_unpacku_float_hi]: Ditto.
20826 [vec_unpacku_float_lo]: Ditto.
20828 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20830 * soft-fp/README: Update for new files.
20831 * soft-fp/floattisf.c: New file.
20832 * soft-fp/floattidf.c: New file.
20833 * soft-fp/floattitf.c: New file.
20834 * soft-fp/floatuntisf.c: New file.
20835 * soft-fp/floatuntidf.c: New file.
20836 * soft-fp/floatuntitf.c: New file.
20837 * soft-fp/fixsfti.c: New file.
20838 * soft-fp/fixdfti.c: New file.
20839 * soft-fp/fixtfti.c: New file.
20840 * soft-fp/fixunssfti.c: New file.
20841 * soft-fp/fixunsdfti.c: New file.
20842 * soft-fp/fixunstfti.c: New file.
20843 * soft-fp/extendxftf.c: New file.
20844 * soft-fp/trunctfxf.c: New file.
20846 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20847 (__trunctfxf2): Ditto.
20849 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20850 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20851 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20852 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20853 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20854 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20856 * config/i386/t-fprules-softfp64: New file.
20857 * config/i386/sfp-machine.h: New file.
20858 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20859 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20860 and soft-fp/t-softfp to tmake_file.
20861 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20862 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20864 * config/i386/t-linux64 (softfp_wrap_start): New.
20865 (softfp_wrap_end): New.
20866 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20867 supported for TARGET_64BIT.
20869 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20871 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20872 c_common_unsigned_type behavior.
20874 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20876 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20879 2007-05-16 Eric Christopher <echristo@apple.com>
20881 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20882 saving after stack push. Set sp_offset whenever we push.
20883 (rs6000_emit_epilogue): Move altivec register restore before
20886 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20888 * configure.ac: Allow sysroots to be relocated under $prefix as
20889 well as $exec_prefix.
20890 * configure: Regenerate.
20892 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20896 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20898 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20899 (gcc_tooldir): Likewise.
20900 * configure: Regenerate.
20901 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20902 old configure.ac gcc_tooldir setting.
20903 (prefix_to_exec_prefix): New variable.
20904 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20905 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20907 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20909 * c-typeck.c (build_binary_op): Return early for error.
20911 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20913 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20914 struct nb_iter_bound.
20915 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20916 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20917 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20918 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20919 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20920 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20921 (del_scev_info): Use ggc_free.
20922 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20923 * loop-init.c: Include ggc.h.
20924 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20925 (loop_optimizer_finalize): Use ggc_free.
20926 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20927 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20928 pass_iv_optimize): Add TODO_ggc_collect.
20929 * function.h (struct function): Remove skip marker from
20931 * cfgloop.c: Include ggc.h.
20932 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20934 (establish_preds): Vector superloops is gc allocated.
20935 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20937 (flow_loops_find): Vector larray is gc allocated.
20938 (loop_exit_free): Use ggc_free.
20939 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20940 that head of exits list is now not a part of struct loop.
20941 (record_loop_exits): Allocate exits table in gc memory.
20942 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20943 that head of exits list is now not a part of struct loop.
20944 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20945 struct loop_exit): Add GTY marker.
20946 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20947 Add skip marker to aux field. Make head of exits list a separate
20949 (struct loops): Add GTY marker. Make larray vector gc allocated.
20950 Add param marker to exits table.
20951 (get_loops): Type changed.
20952 * Makefile.in (tree-scalar-evolution.o): Add
20953 gt-tree-scalar-evolution.h dependency.
20954 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20955 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20956 * basic-block.h (struct basic_block_def): Remove skip marker from
20959 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20961 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20962 of 0 in the call to expand_expr().
20963 (expand_builtin_mathfn_3): Ditto.
20964 (expand_builtin_interclass_mathfn): Ditto.
20965 (expand_builtin_cexpi): Ditto.
20966 (expand_builtin_int_roundingfn): Ditto.
20967 (expand_builtin_int_roundingfn_2): Ditto.
20968 (expand_builtin_pow): Ditto.
20969 (expand_builtin_powi): Ditto.
20970 (expand_builtin_bswap): Ditto.
20971 (expand_builtin_unop): Ditto.
20972 (expand_builtin_fabs): Ditto.
20973 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20974 the call to expand_expr().
20975 (expand_builtin_sync_operation): Ditto.
20976 (expand_builtin_compare_and_swap): Ditto.
20977 (expand_builtin_lock_test_and_set): Ditto.
20978 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20979 instead of 0 in the call to expand_expr().
20980 (expand_builtin_extract_return_addr): Ditto.
20981 (expand_builtin_eh_return): Ditto.
20982 (expand_eh_return): Ditto.
20983 * explow.c (expr_size): Ditto.
20984 * expr.c (optimize_bitfield_assignment_op): Ditto.
20985 (expand_assignement): Ditto.
20986 (store_expr): Ditto.
20987 (store_field): Ditto.
20988 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20989 the call to expand_expr().
20990 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20991 in the call to expand_expr().
20992 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20993 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20994 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20996 * optabs.c (expand_vec_shift_expr): Ditto.
20997 (expand_vec_cond_expr): Ditto.
20998 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20999 call to expand_expr().
21000 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
21001 in the call to expand_expr().
21003 2007-05-14 Dave Korn <dave.korn@artimi.com>
21005 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
21007 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
21009 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
21010 instead of c_common_unsigned_type.
21011 (c_common_unsigned_type): Remove.
21012 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
21013 c_common_unsigned_type.
21014 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
21015 c_common_unsigned_type.
21016 * c-common.h (c_common_unsigned_type): Remove.
21017 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
21018 c_common_unsigned_type.
21019 * c-format.c (check_format_types): Use unsigned_type_for instead of
21020 c_common_unsigned_type.
21021 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21022 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
21023 of c_common_unsigned_type.
21024 * convert.c (convert_to_integer): Use unsigned_type_for instead of
21025 lang_hooks.types.unsigned_type.
21026 * expmed.c (make_tree): Use unsigned_type_for instead of
21027 lang_hooks.types.unsigned_type.
21028 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
21029 lang_hooks.types.unsigned_type.
21030 (build_range_check): Likewise.
21031 (fold_unary): Likewise.
21032 (fold_binary): Likewise.
21033 (fold_ternary): Likewise.
21034 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21035 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
21036 * tree.c (get_unsigned_type): New.
21037 (unsigned_type_for): Use get_unsigned_type instead of
21038 lang_hooks.types.unsigned_type.
21040 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
21042 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
21043 to m68k_get_function_kind. Update its prototype.
21044 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
21046 (m68k_interrupt_function_p): Return enum m68k_function_type
21047 instead of bool. Rename to m68k_get_function_kind.
21048 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
21049 target is not fido.
21050 (m68k_compute_frame_layout): Don't mark any register for save
21051 if an interrupt_thread attribute is specified.
21052 (m68k_hard_regno_rename_ok): Update a use of
21053 m68k_interrupt_function_p.
21054 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
21055 m68k_interrupt_function_p.
21056 (m68k_function_type): New.
21057 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
21058 for a function with an interrupt_thread attribute.
21059 * doc/extend.texi: Document the interrupt_thread attribute.
21061 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
21063 Fix PR tree-optimization/31911
21064 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
21065 if they didn't change the expression.
21067 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
21069 * tree-scalar-evolution.c (resolve_mixers): Exported.
21070 * tree-scalar-evolution.h (resolve_mixers): Declare.
21071 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
21072 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
21073 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
21074 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
21075 init_array_ref, init_pointer_ref, analyze_indirect_ref,
21076 strip_conversion, analyze_offset_expr, address_analysis,
21077 object_analysis, analyze_offset): Removed.
21078 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
21079 split_constant_offset, canonicalize_base_object_address,
21080 object_address_invariant_in_loop_p, disjoint_objects_p,
21081 dr_may_alias_p, dr_address_invariant_p): New functions.
21082 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
21083 and dr_analyze_alias.
21084 (initialize_data_dependence_relation): Use dr_may_alias_p
21085 and object_address_invariant_in_loop_p.
21086 (compute_self_dependence): Handle the case when
21087 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
21088 (find_data_references_in_stmt): Restrict the analysis of data
21089 references to the given loop nest.
21090 (find_data_references_in_loop): Made static. Pass loop nest to
21091 find_data_references_in_stmt.
21092 (compute_data_dependences_for_loop): Use DR_VOPS.
21093 (free_data_ref): Free DR_VOPS.
21094 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
21095 (struct innermost_loop_behavior): ... new.
21096 (struct base_object_info): Replaced by ...
21097 (struct indices): ... new.
21098 (struct dr_alias): New.
21099 (enum data_ref_type): Removed.
21100 (struct data_reference): Consist of struct innermost_loop_behavior,
21101 struct indices and struct dr_alias.
21102 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
21103 (DR_MEMTAG): Renamed to ...
21104 (DR_SYMBOL_TAG): ... this.
21105 (find_data_references_in_loop): Declaration removed.
21106 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
21107 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
21108 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
21109 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
21111 2007-05-13 Revital Eres <eres@il.ibm.com>
21113 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
21114 which walks virtual def-use chains to find redundant stores.
21115 (dse_optimize_stmt): Call it.
21117 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21119 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
21120 * passes.c (init_optimization_passes): Move pass_jump_bypass
21123 * basic-block.h (bb_has_eh_pred): Fix style issue.
21125 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21127 PR rtl-optimization/31848
21128 * loop-invariant.c (move_invariant_reg): If we move an insn
21129 with a REG_EQUAL note, and that insn is not always executed,
21130 remove the REG_EQUAL note.
21132 2007-05-12 Richard Guenther <rguenther@suse.de>
21134 PR tree-optimization/31797
21135 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
21136 propagate into a stmt that has volatile ops.
21138 2007-05-12 Richard Sandiford <richard@codesourcery.com>
21140 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
21141 (gcc_tooldir): Likewise.
21142 * configure: Regenerate.
21143 * Makefile.in (libsubdir_to_prefix): New variable, based on the
21144 old configure.ac gcc_tooldir setting.
21145 (prefix_to_exec_prefix): New variable.
21146 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
21147 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
21149 2007-05-11 Silvius Rus <rus@google.com>
21151 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
21152 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
21153 * c-common.h (strict_aliasing_warning): Change return type.
21154 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
21155 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
21156 (build_c_cast): Condition call to strict_aliasing_warning.
21157 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
21158 * flags.h (set_Wstrict_aliasing): Declare.
21159 * opts.c (set_Wstrict_alising): Define, add call to.
21160 * tree-flow.h (strict_aliasing_warning_backend): Declare.
21161 * tree-ssa-alias-warnings.c: New file.
21162 * tree-ssa-alias.c (compute_may_aliases): Add call to
21163 strict_aliasing_warning_backend.
21165 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
21167 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21168 Use loop_depth and loop_outer accessor functions.
21169 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
21170 determine_invariantness_stmt, move_computations_stmt): Ditto.
21171 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
21172 add_loop, loopify, unloop, fix_loop_structure): Ditto.
21173 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
21174 * tree-scalar-evolution.c (interpret_loop_phi,
21175 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
21176 instantiate_parameters_1, scev_const_prop): Ditto.
21177 * cfghooks.c (make_forwarder_block): Ditto.
21178 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
21179 * modulo-sched.c (loop_canon_p): Ditto.
21180 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
21181 slpeel_can_duplicate_loop_p): Ditto.
21182 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
21183 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
21184 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
21185 cancel_loop, verify_loop_structure): Ditto.
21186 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
21187 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
21188 superloops vector instead of "pred" array.
21189 (establish_preds): Take father loop as an argument. Initialize the
21191 (flow_loop_tree_node_add): Pass father loop to establish_preds.
21192 Do not initialize loop->outer.
21193 (flow_loop_tree_node_remove): Truncate the superloops vector.
21194 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
21195 "pred" merged to "superloops" vector.
21196 (loop_depth, loop_outer): New.
21197 (fel_init): Use loop_outer.
21199 2007-05-11 Jan Hubicka <jh@suse.cz>
21201 * cgraphunit.c: Include gt-cgraphunit.h
21202 (static_ctors, static_dtors): New static vars.
21203 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
21204 based on implementation in c-common.c
21205 (cgraph_finalize_function): Call record_cdtor_fn.
21206 (cgraph_optimize): Call cgraph_build_cdtor_fns.
21207 * decl.c (finish_function): Do not call c_record_cdtor_fn.
21208 (c_write_global_declarations): Do not call c_build_cdtor_fns.
21209 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
21210 build_cdtor, c_build_cdtor_fns): Remove.
21211 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
21212 c_build_cdtor_fns): Remove prototype.
21214 2007-05-11 Paolo Carlini <pcarlini@suse.de>
21217 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
21218 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
21219 * builtins.c (fold_builtin_memchr): New.
21220 (expand_builtin_memchr): Call the latter.
21221 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
21222 * doc/extend.texi ([Other built-in functions provided by GCC]):
21225 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
21227 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
21228 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
21229 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
21230 PFPO_OP1_TYPE_SHIFT): Constants added.
21231 (DFP_ALL): Mode macro defined.
21232 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
21233 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
21234 Insn definitions added.
21235 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
21236 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
21239 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
21241 PR tree-optimization/31885
21242 * tree-chrec.c (chrec_contains_undetermined): Do not consider
21243 NULL_TREE to be undetermined.
21244 (automatically_generated_chrec_p): Return false for NULL.
21246 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21248 * config/bfin/bfin.h (MOVE_RATIO): Define.
21250 2007-05-10 Richard Sandiford <richard@codesourcery.com>
21252 * config.gcc (sparc-wrs-vxworks): New target.
21253 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
21254 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
21255 * config/sparc/sparc.h: Include vxworks-dummy.h.
21256 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
21257 include LABEL_REFs too.
21258 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
21259 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
21261 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
21263 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
21264 (sparc_emit_call_insn): New function.
21265 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
21266 functions when generating VxWorks PIC.
21267 * config/sparc/sparc.md (vxworks_load_got): New pattern.
21268 (call, call_value): Use sparc_emit_call_insn instead of
21271 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21273 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
21275 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21277 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
21278 for floating-point values if HOST_BITS_PER_LONG > 32. Use
21279 split_double instead of operand_subword.
21281 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21283 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
21284 * config/bfin/bfin.c (bfin_local_alignment): New function.
21285 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
21287 2007-05-08 Chao-ying Fu <fu@mips.com>
21289 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
21290 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
21291 (smsub_widen_optab, umsub_widen_optab): Define.
21292 * optabs.c (init_optabs): Initialize smsub_widen_optab and
21294 * genopinit.c (optabs): Fill in smsub_widen_optab and
21296 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
21297 and umsub_widen_optab to implement multiply-subtract sequences.
21298 * config/mips/mips.md (*msac<u>_di): Rename to...
21299 (<u>msubsidi4): ...this. Extend condition to include
21300 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21301 of operand 0 to "ka" and use the three-operand form of msub<u>
21303 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
21306 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21308 PR rtl-optimization/28011
21309 * reload.c (push_reload): Set dont_share if IN appears in OUT
21310 also when IN is a PLUS rtx.
21311 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
21314 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
21316 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
21317 call unshare_all_decls.
21318 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
21319 (unshare_all_decls): Remove.
21321 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
21324 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
21327 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
21328 Nigel Stephens <nigel@mips.com>
21330 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
21331 Update comments and all uses.
21332 (MIN_FPRS_PER_FMT): Define.
21333 * config/mips/mips.c (function_arg): Fix to correctly handle
21334 the -mips32r2 -mfp64 -mabi=32 case.
21335 (override_options): Enable use of odd-numbered registers for
21336 SFmode values on MIPS32.
21337 (mips_save_reg_p): Save whole floating-point register pair if
21338 either half is used.
21339 (compute_frame_size): Fix comment.
21341 2007-05-08 Jie Zhang <jie.zhang@analog.com>
21343 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
21344 argument of type bool.
21345 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
21346 argument. Safely select temporary P register according to it.
21347 (do_link): Change call site of add_to_reg accordingly.
21348 (do_unlink): Add epilogue_p as a fourth argument and pass it
21350 (expand_interrupt_handler_epilogue): Change call of do_unlink
21352 (bfin_expand_prologue): Add a third argument sibcall_p.
21353 * config/bfin/bfin.md (epilogue): Change call of
21354 bfin_expand_epilogue accordingly.
21355 (sibcall_epilogue): Likewise.
21356 (eh_return_internal): Likewise.
21358 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
21359 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
21360 * config/bfin/bfin.c (bfin_handle_option): Handle
21361 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
21362 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
21363 Support bf534, bf536 and bf561.
21364 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21366 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21369 * config/i386/i386.c (ix86_function_regparm): Process local
21370 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21372 2007-05-07 Mike Stump <mrs@apple.com>
21374 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21375 also checks for and while statements in C++.
21377 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21379 * gcc.c (at_file_supplied): New variable.
21380 (main): Set it if we expanded argv.
21381 (do_spec_1): Pass an @-file to the linker if we were called with
21382 an @-file argument and HAVE_GNU_LD.
21383 * collect2.c (at_file_supplied): New variable.
21384 (response_file): New variable.
21385 (collect_exit): Unlink response_file if necessary.
21386 (handler): Likewise.
21387 (do_wait): Likewise.
21388 (main): Set at_file_supplied if we expanded argv.
21389 (collect_execute): Pass an @-file to subprocesses if we were called
21390 with an @-file argument.
21391 * configure.ac: Add define for HAVE_GNU_LD.
21392 * configure: Regenerate.
21393 * config.in: Regenerate.
21395 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21397 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21398 operand to HI mode.
21403 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21405 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21406 (TARGET_ENCODE_SECTION_INFO): Re-define.
21407 (m32c_encode_section_info): New
21408 (function_vector_handler): New
21409 (current_function_special_page_vector): New
21410 (m32c_special_page_vector_p): New.
21411 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21413 * config/m32c/jump.md: Added instruction JSRS for functions
21414 with attribute "function_vector".
21415 * doc/extend.texi (function_vector): Added description
21416 for M16C, M32C targets.
21418 2007-05-07 DJ Delorie <dj@redhat.com>
21421 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21422 ashrpsi3, lshrpsi3): Update shift count constraint.
21424 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21425 Nathan Froyd <froydnj@codesourcery.com>
21428 * c-incpath.c (add_path): Strip trailing path separators.
21430 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21432 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21433 Free dominance info before purging EH edges.
21434 (eliminate_degenerate_phis): Likewise.
21435 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21437 2007-05-07 Jan Hubicka <jh@suse.cz>
21439 * gimplify.c (gimplify_expr): Do not crash when folding
21440 (void *)(int)&a + 4.
21442 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21445 * c-opts.c (lang_fortran): Make it non static.
21446 * c-common.h (lang_fortran): New prototype.
21447 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21448 -lang-fortran option was passed by the driver.
21450 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21452 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21453 of ASSERT_CHECKING. Tweak message.
21455 2007-05-06 Revital Eres <eres@il.ibm.com>
21458 * loop-unroll.c (insert_var_expansion_initialization):
21459 Initialize the expansions with -zero instead of +zero.
21461 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21463 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21464 into pic and non-pic versions. Mark r19 as used for
21465 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21466 for tgd_load, tld_load and tie_load .
21467 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21468 version of tgd_load, tld_load and tie_load depending on the
21471 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21472 Jakub Jelinek <jakub@redhat.com>
21474 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21475 (__do_global_dtors_aux): Use more paranoid loop to run
21476 destructors if HIDDEN_DTOR_LIST_END.
21477 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21479 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21481 * varasm.c (align_variable): Don't increase alignment for
21482 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21483 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21485 2007-05-04 Josh Conner <jconner@apple.com>
21487 * basic-block.h (cdi_direction): Assign values to all enumeration
21489 (dom_computed): Remove.
21490 (dom_info_state): New.
21491 (set_dom_info_availability): New.
21492 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21493 walk_data.dom_direction.
21494 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21495 instead of dom_computed[].
21496 (split_edge): Likewise.
21497 (create_basic_block): Likewise.
21498 (merge_blocks): Likewise.
21499 * ifcvt.c (find_if_header): Likewise.
21500 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21501 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21502 * tree-ssa.c (verify_ssa): Likewise.
21503 * tree-cfg.c (tree_verify_flow_info): Likewise.
21504 (remove_edge_and_dominated_blocks): Likewise.
21505 * dominance.c (dom_computed): Make static.
21506 (calc_dfs_tree_nonrec): Change third param to a bool.
21507 (calc_dfs_tree): Change second param to a bool.
21508 (calc_idioms): Change second param to a bool. Use
21509 dom_convert_dir_to_idx.
21510 (init_dom_info): Validate dir before using.
21511 (dom_convert_dir_to_idx): New.
21512 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21513 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21514 (free_dominance_info): Use dom_convert_dir_to_idx.
21515 (get_immediate_dominator): Likewise.
21516 (set_immediate_dominator): Likewise.
21517 (get_dominated_by): Likewise.
21518 (redirect_immediate_dominators): Likewise.
21519 (nearest_common_denominator): Likewise.
21520 (dominated_by_p): Likewise.
21521 (bb_dom_dfs_in): Likewise.
21522 (bb_dom_dfs_out): Likewise.
21523 (recount_dominator): Likewise.
21524 (iterate_fix_dominators): Likewise.
21525 (add_to_dominance_info): Likewise.
21526 (delete_from_dominance_info): Likewise.
21527 (first_dom_son): Likewise.
21528 (next_dom_son): Likewise.
21529 (dom_info_available_p): Likewise.
21530 (dom_info_state): New.
21531 (set_dom_info_availability): New.
21533 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21535 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21537 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21539 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21541 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21542 (subdi3, subdi_carry): Delete.
21544 2007-05-04 Jan Hubicka <jh@suse.cz>
21545 Richard Guenther <rguenther@suse.de>
21547 * opts.c (decode_options): Do not fiddle with inlining
21548 parameters in case of optimizing for size.
21549 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21550 for size do nothing.
21551 (cgraph_decide_inlining_of_small_function): When optimizing for
21552 size never inline functions increasing caller size.
21553 (cgraph_early_inlining): Inline for size when optimizing for size.
21555 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21557 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21558 logical operations piecewise.
21559 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21560 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21561 subdi_sesidi_di): Delete.
21562 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21563 the generated sequence. Allow three-reg add in constraints. Rewrite
21564 the rtl expression for carry to avoid zero_extend of a constant.
21565 (sub_with_carry): New pattern.
21566 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21567 different sequence not involving jumps.
21568 (notbi): Now a named pattern.
21570 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21572 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21573 Add the note about a significant loss of accuracy of some
21574 mathematical routines when these options are used.
21576 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21578 * haifa-sched.c (rtx_vec_t): New typedef.
21579 (contributes_to_priority_p): Extract piece of priority () into new
21581 (priority): Use the function. Add assertion.
21582 (rank_for_schedule, set_priorities): Add assertion to check that
21583 insn's priority is initialized.
21584 (clear_priorities, calc_priorities): Change signature. Make it update
21585 all relevant insns. Update all callers ('add_to_speculative_block ()'
21586 and 'create_block_check_twin ()').
21587 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21588 Add new field 'priority_status'.
21589 (INSN_PRIORITY_STATUS): New macro.
21590 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21592 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21594 * sched-ebb.c (debug_ebb_dependencies): New static function.
21595 (init_ready_list): Use it.
21597 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21598 with changed signature and 'debug_rgn_dependencies ()'.
21599 (debug_rgn_dependencies): New static function.
21600 (init_ready_list): Use it.
21602 * sched-int.h (debug_dependencies): Declare.
21604 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21606 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21608 2007-05-04 Dirk Mueller <dmueller@suse.de>
21610 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21612 2007-05-03 Jan Hubicka <jh@suse.cz>
21614 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21615 ((T1)X op (T1)Y), for pointer type in more cases than before.
21617 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21619 * tree-object-size.c (plus_expr_object_size): When operand size is
21620 unknown, return unknown.
21622 2007-05-03 Dirk Mueller <dmueller@suse.de>
21624 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21626 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21629 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21631 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21633 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21635 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21637 * config/soft-fp/double.h, config/soft-fp/extended.h,
21638 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21639 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21640 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21641 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21644 2007-05-03 Ian Lance Taylor <iant@google.com>
21646 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21647 MASK_PPC_GFXOPT for 8540 or 8548.
21649 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21651 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21652 vect_print_dump_info() to output debug information.
21654 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21657 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21658 operands of size 2 when operand is not MEM_P.
21660 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21662 PR tree-optimization/30565
21663 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21665 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21667 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21668 (umulsi3_highpart): Use them.
21669 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21670 for final accumulator to D regisster tranfser.
21672 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21674 PR tree-optimization/31699
21675 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21677 (vect_enhance_data_refs_alignment): Compute peel amount using
21678 TYPE_VECTOR_SUBPARTS instead of vf.
21679 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21681 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21684 * system.h: Remove inclusion of double-int.h
21685 * tree.h: Include double-int.h
21686 * gengtype.c: Likewise
21687 * cfgloop.h: Likewise
21688 * Makefile.in: Adjust dependencies on double-int.h
21690 2007-05-02 Eric Christopher <echristo@apple.com>
21692 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21693 -shared to -Zdynamiclib.
21695 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21698 * c-common.c (strip_pointer_or_array_types): New function.
21699 * c-common.h (strip_pointer_or_array_types): New function declaration.
21701 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21703 PR tree-optimization/31771
21704 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21706 2007-05-02 Paul Brook <paul@codesourcery.com>
21708 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21710 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21712 PR middle-end/29715
21713 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21716 2007-05-02 Nick Clifton <nickc@redhat.com>
21718 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21720 2007-05-02 Richard Guenther <rguenther@suse.de>
21722 PR tree-optimization/31146
21723 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21724 argument, single_use_p. If we have a single use that is
21725 a conversion to the definition rhs type, propagate that rhs.
21726 (forward_propagate_addr_expr): Pass single_use_p argument
21727 to forward_propagate_addr_expr_1.
21729 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21731 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21734 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21736 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21737 'AMD Family 10 core'.
21739 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21741 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21742 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21743 with SSE3 instruction set support.
21744 * doc/invoke.texi: Likewise.
21746 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21748 * config/i386/i386.c (override_options): Tuning 32-byte loop
21749 alignment for amdfam10 architecture. Increasing the max loop
21750 alignment to 24 bytes.
21752 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21754 * config/m68k/constraints.md: New.
21755 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21756 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21757 EXTRA_CONSTRAINT): Remove.
21758 * config/m68k/m68k.md: Include constraints.md.
21759 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21761 2007-05-01 Ian Lance Taylor <iant@google.com>
21763 PR tree-optimization/31739
21764 * tree-vrp.c (vrp_val_is_max): New static function.
21765 (vrp_val_is_min): New static function.
21766 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21768 (set_value_range): Use vrp_val_is_{max,min}.
21769 (extract_range_from_assert): Likewise.
21770 (extract_range_from_binary_expr): Likewise.
21771 (extract_range_from_unary_expr): Likewise.
21772 (dump_value_range, vrp_meet): Likewise.
21773 (vrp_visit_phi_node): Likewise.
21774 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21776 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21778 * config/i386/gmon-sol2.c (size_t): New type.
21779 (intptr_t): Likewise.
21780 (s_textsize): Declare as size_t.
21782 (monstartup): Use size_t for sizes.
21783 (_mcount): Save and restore registers.
21784 (internal_mcount): Pass 0 as the first argument to monstartup
21786 (moncontrol): Convert pointer to appropriately sized integer
21787 before passing to profil.
21789 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21791 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21792 __NO_FPRS__, not just if _SOFT_DOUBLE.
21793 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21794 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21795 also for E500 double.
21796 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21797 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21800 2007-05-01 Richard Guenther <rguenther@suse.de>
21802 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21805 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21807 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21809 2007-05-01 Jan Hubicka <jh@suse.cz>
21811 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21814 2007-05-01 Jan Hubicka <jh@suse.cz>
21816 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21817 (maybe_fold_offset_to_reference): Declare.
21818 * fold-const.c (fold_unary): Do not fold
21819 (type *)&A into &A->field_of_type_and_offset_0
21820 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21821 size is unknown, give up.
21822 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21824 (maybe_fold_offset_to_reference): New.
21825 (maybe_fold_stmt_indirect): Use it.
21826 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21827 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21829 (gimplify_expr): Likewise for plus_expr.
21831 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21833 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21834 bsi_after_labels. Always insert statements before bsi.
21835 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21836 * predict.c (apply_return_prediction): Check for empty blocks.
21837 * cfgexpand.c (lab_rtx_for_bb): New variable.
21838 (label_rtx_for_bb): Do not create new tree labels.
21839 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21840 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21841 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21843 (label_for_bb): Add field used.
21844 (update_eh_label, main_block_label): Mark the label used.
21845 (cleanup_dead_labels): Remove unused labels.
21847 2007-05-01 Richard Guenther <rguenther@suse.de>
21849 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21850 if it is not about to be set.
21851 (get_value_range): Do not pre-allocate equiv bitmap.
21852 (update_value_range): No need to clear equiv field.
21853 (add_equivalence): Change prototype to get bitmap pointer.
21854 Allocate bitmap here if it is not already.
21855 (extract_range_from_assert): Do not allocate bitmap here.
21856 Update callers to add_equivalence.
21857 (extract_range_from_ssa_name): Likewise.
21858 (get_vr_for_comparison): New static helper.
21859 (compare_name_with_value): Handle NULL equiv bitmap by
21860 peeling the first iteration of the comparison loop.
21861 Use get_vr_for_comparison.
21862 (compare_names): Handle NULL equiv bitmaps by using fake
21863 ones. Use get_vr_for_comparison.
21865 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21867 * double-int.c (mpz_set_double_int): Moved from
21868 tree-ssa-loop-niter.c.
21869 (mpz_get_double_int): Likewise; also, add option to wrap
21870 out-of-range integers.
21871 * double-int.h: New prototypes for above.
21872 * tree.c (get_static_type_bounds): Moved from
21873 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21874 TYPE_MAX_VALUE if they exist..
21875 * tree.h: New prototype for above.
21876 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21877 get_type_bounds calls.
21878 (mpz_set_double_int): Move to double-int.c.
21879 (get_type_bounds): Move to tree.c, rename to
21880 get_static_type_bounds.
21881 (mpz_to_double_int): Move to double-int.c, rename to
21882 mpz_get_double_int.
21884 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21886 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21887 DIV0 exception can fall through to a normal return.
21889 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21891 PR middle-end/22156
21892 Temporarily revert:
21893 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21894 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21895 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21896 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21897 initialize align to silence bogus warning.
21898 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21899 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21901 (struct sra_walk_fns): Remove use_all parameter from use.
21902 (sra_hash_tree): Handle BIT_FIELD_REFs.
21903 (sra_elt_hash): Don't hash bitfld blocks.
21904 (sra_elt_eq): Skip them in parent compares as well. Handle
21906 (sra_walk_expr): Don't maintain or pass down use_all_p.
21907 (scan_use): Remove use_all parameter.
21908 (scalarize_use): Likewise. Re-expand assignment to
21909 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21910 output, and re-scalarize after output. Don't mark anything
21912 (scalarize_ldst): Adjust.
21913 (scalarize_walk_gimple_modify_statement): Likewise.
21914 (build_element_name_1): Handle BIT_FIELD_REFs.
21915 (instantiate_element): Don't warn for any element whose parent
21916 is used as a whole.
21917 (instantiate_missing_elements_1): Return the sra_elt.
21918 (canon_type_for_field): New.
21919 (try_instantiate_multiple_fields): New.
21920 (instantiate_missing_elemnts): Use them.
21921 (mark_no_warning): Removed.
21922 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21923 (REPLDUP, sra_build_elt_assignment): New.
21924 (generate_copy_inout): Use them.
21925 (generate_element_copy): Likewise. Handle bitfld differences.
21926 (generate_element_zero): Don't recurse for blocks. Use
21927 sra_build_elt_assignment.
21928 (generate_one_element_int): Take elt instead of var. Use
21929 sra_build_elt_assignment.
21930 (generate_element_init_1): Adjust.
21931 (scalarize_use, scalarize_copy): Use REPLDUP.
21932 (scalarize_ldst): Move assert before dereference.
21933 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21935 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21938 * tree.c (reconstruct_complex_type): Reconstruct a reference
21940 Also use the same mode for the pointer as the old pointer type.
21942 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21944 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21947 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21949 PR rtl-optimization/31676
21950 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21951 (df_refs_record): Call it.
21953 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21955 * rtl.def (SS_ABS): New code.
21956 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21957 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21958 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21959 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21960 (bfin_init_builtins): Define them.
21961 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21962 (bfin_expand_builtin): ... and handle the others here.
21963 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21964 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21965 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21966 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21967 operand is only HImode.
21969 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21971 * regclass.c (scan_one_insn): Remove splitting of
21974 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21975 Nigel Stephens <nigel@mips.com>
21977 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21979 2007-04-28 Jan Hubicka <jh@suse.cz>
21981 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21982 insn_locators_alloc instead of insn_locators_initialize;
21983 call reset_block_changes.
21984 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21985 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21986 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21987 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21988 * config/score/score.c (th_output_mi_thunk): Likewise.
21989 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21990 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21991 tolerate uninitialized locator info.
21994 * function.c (init_function_start): Don't init line number info.
21995 (expand_function_end): Update.
21996 (reset_block_changes, record_block_change, finalize_block_changes,
21997 check_block_change, free_block_changes): Kill.
21998 * function.h (reset_block_changes, record_block_change,
21999 finalize_block_changes, check_block_change, free_block_changes):
22001 (struct function): Remove ib_boundaries_block.
22002 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22003 Use curr_insn_locator to initialize locator.
22004 (emit_line_note): Remove.
22005 * cfgexpand.c (expand_gimple_cond_expr): Update.
22006 (construct_exit_block): Likewise.
22007 (tree_expand_cfg): Initialize/finalize locators.
22008 * expr.c (expand_expr_real): Update.
22009 * cfglayout.c (line_locators_locs, line_locators_lines,
22010 file_locators_locs, file_locators_files): Remove.
22011 (set_block_levels): Move to cfgexpand.c.
22012 (insn_locators_initialize): Remove.
22013 (pass_insn_locators_initialize): Remove.
22014 (locations_locators_locs, locations_locators_vals): New static vars.
22015 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22017 (insn_locators_alloc, insn_locators_finalize,
22018 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22020 (locator_location): New.
22021 (locator_line, locator_file): Rewrite.
22022 * rtl.h (emit_line_note): Kill.
22023 (insn_locators_alloc, insn_locators_finalize,
22024 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22026 * tree-inline.c (initialize_cfun): Do not initialize
22027 ib_boundaries_block.
22028 * passes.c (pass_insn_locators_initialize): Remove.
22030 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
22032 * tree-cfg.c (move_block_to_fn): Release bb from dominance
22033 info. Update last_basic_block correctly.
22035 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
22038 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
22039 register itself to hold the offset constant. Tell flow the use
22040 of r4 and r5 when they are used.
22042 2007-04-27 Richard Guenther <rguenther@suse.de>
22044 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
22045 if we simplified anything.
22046 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
22047 warnings until we did a simplification and the stmt was not
22048 marked as TREE_NO_WARNING.
22050 2007-04-27 Mike Stump <mrs@apple.com>
22052 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
22054 2007-04-27 Ian Lance Taylor <iant@google.com>
22056 PR middle-end/31710
22057 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
22058 TYPE_MAX_VALUE exist, convert them to the new type.
22060 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22062 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
22063 if it claims to be available.
22064 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
22065 edge is redirected.
22066 (perform_tree_ssa_dce): Always free postdominators.
22068 2007-04-27 Richard Henderson <rth@redhat.com>
22070 * config/alpha/predicates.md (aligned_memory_operand): Mark
22071 as define_special_predicate.
22072 (unaligned_memory_operand, normal_memory_operand): Likewise.
22073 (reg_or_unaligned_mem_operand): Remove.
22074 (any_memory_operand): Match the documentation and check for
22075 non-renumbered pseudos during reload.
22076 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
22077 alpha_secondary_reload_class, update to new interface, make static.
22078 Handle CQImode like HImode. Remove FP subreg check.
22079 (alpha_expand_mov): Use replace_equiv_address.
22080 (alpha_expand_mov_nobwx): Use any_memory_operand.
22081 (TARGET_SECONDARY_RELOAD): New.
22082 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
22083 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
22084 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
22085 * config/alpha/alpha.md: ... here.
22086 (RELOAD12, reloadmode): New.
22088 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
22089 Don't handle the aligned case here.
22090 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
22091 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
22092 reload_inhi_help. Don't expect a scratch register.
22093 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
22095 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
22097 2007-04-27 Richard Guenther <rguenther@suse.de>
22099 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
22101 2007-04-27 Richard Guenther <rguenther@suse.de>
22103 PR tree-optimization/30965
22104 PR tree-optimization/30978
22105 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
22106 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
22107 (find_equivalent_equality_comparison): Likewise.
22108 (simplify_cond): Likewise.
22109 (get_prop_source_stmt): New helper.
22110 (get_prop_dest_stmt): Likewise.
22111 (can_propagate_from): Likewise.
22112 (remove_prop_source_from_use): Likewise.
22113 (combine_cond_expr_cond): Likewise.
22114 (forward_propagate_comparison): New function.
22115 (forward_propagate_into_cond): Rewrite to use fold for
22117 (tree_ssa_forward_propagate_single_use_vars): Call
22118 forward_propagate_comparison to propagate comparisons.
22120 2007-04-27 Richard Guenther <rguenther@suse.de>
22122 PR tree-optimization/31715
22123 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
22124 sure to do computation on the offset in an appropriate
22127 2007-04-27 Richard Sandiford <richard@codesourcery.com>
22129 * reload.h (elimination_target_reg_p): Declare.
22130 * reload.c (find_reloads): Don't apply the reg_rtx move
22131 optimization if the SET_DEST satisfies elimination_target_reg_p.
22132 * reload1.c (elimination_target_reg_p): New function.
22133 (gen_reload): In the move/add2 fallback, make sure that op0
22134 does not overlap the destination register.
22136 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22138 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
22139 transform only GIMPLE_MODIFY_STMTs.
22140 * tree-complex.c (expand_complex_operations_1): Ditto.
22141 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
22142 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
22143 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
22145 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22146 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
22147 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
22148 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
22149 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
22150 slpeel_add_loop_guard): Ditto.
22151 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
22152 * lambda-code.c (perfect_nestify): Ditto.
22153 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
22154 before the first statement.
22155 * tree-optimize.c (execute_free_datastructures): Fix comments.
22156 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
22157 * tree-flow.h (disband_implicit_edges): Declaration removed.
22158 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
22160 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
22161 COND_EXPRs without gotos.
22162 (disband_implicit_edges, has_label_p): Removed.
22163 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
22164 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
22166 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
22168 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
22169 also for COND_EXPRs.
22170 * cfgexpand.c (label_rtx_for_bb): New function.
22171 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
22172 Use label_rtx_for_bb to find the labels.
22173 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
22174 last block. Detect fallthru edges.
22176 2007-04-26 Ian Lance Taylor <iant@google.com>
22179 * reload.c (find_reloads_subreg_address): If the address was valid
22180 in the original mode but not in the new mode, reload the whole
22183 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22185 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
22186 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
22187 (cleanup_control_expr_graph): Do not invalidate dominance info.
22188 Record altered blocks.
22189 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
22190 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
22191 cleanup_tree_cfg_bb): New functions.
22192 (remove_forwarder_block): Do not maintain the worklist of blocks.
22193 Record altered blocks.
22194 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
22195 not over whole cfg.
22196 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
22197 delete_unreachable_blocks if dominators are not available.
22198 * tree-inline.c (optimize_inline_calls): Free dominance information
22200 * tree-flow.h (remove_edge_and_dominated_blocks,
22201 cfgcleanup_altered_bbs): Altered.
22202 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
22204 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
22206 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
22207 do not invalidate dominators.
22209 2007-04-26 Anatoly Sokolov <aesok@post.ru>
22211 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
22212 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
22213 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22214 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22216 2007-04-26 Steve Ellcey <sje@cup.hp.com>
22218 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
22220 2007-04-26 Richard Guenther <rguenther@suse.de>
22222 PR tree-optimization/31703
22223 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
22224 the right type for the target of the bittest.
22226 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22228 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
22229 ix86_sol10_return_in_memory.
22231 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22233 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
22236 2007-04-26 Jakub Jelinek <jakub@redhat.com>
22239 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
22241 PR tree-optimization/30558
22242 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
22243 clear this_state.prev_try.
22245 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22246 Mark Mitchell <mark@codesourcery.com>
22248 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
22249 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
22250 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
22252 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22255 * doc/invoke.texi (%:print-asm-header): Document.
22256 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
22258 (static_spec_functions): Add print-asm-header.
22259 (main): Print a banner before the --target-help linker options.
22260 (print_asm_header_spec_function): New function.
22262 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
22265 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
22266 (movsf_ie): Likewise.
22268 2007-04-25 Paolo Carlini <pcarlini@suse.de>
22270 * doc/extend.texi ([Type Traits]): Adjust per N2255.
22272 2007-04-25 Bob Wilson <bob.wilson@acm.org>
22274 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
22275 exception for divide-by-zero.
22276 (__umodsi3, __modsi3): Likewise.
22278 2007-04-25 Dirk Mueller <dmueller@suse.de>
22280 * c-typeck.c (build_compound_expr): Annotate warning()
22281 call with OPT_Wunused_value.
22282 * tree-ssa.c (warn_uninit): Annotate warning with
22284 * c-common.c (handle_sentinel_attribute): Annotate warning
22285 call with OPT_Wattributes.
22287 2007-04-25 Thiemo Seufer <ths@mips.com>
22289 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
22290 (mips16): Fix typo.
22291 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
22292 on to the assembler. Improve handling of -mno-mips16. Add handling
22293 of -mno-mips3d, -mno-dsp, -mno-dspr2.
22294 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
22295 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
22296 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
22298 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
22301 * config/i386/winnt.c (i386_pe_file_end): Strip only
22302 USER_LABEL_PREFIX when writing export name.
22304 2007-04-25 Richard Sandiford <richard@codesourcery.com>
22306 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
22307 sh/elf.h, vx-common.h and vxworks.h.
22308 * config/sh/sh.h: Include config/vxworks-dummy.h.
22309 (SUBTARGET_OVERRIDE_OPTIONS): Define.
22310 (OVERRIDE_OPTIONS): Use it.
22311 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
22312 (vxworks_picreg): New pattern.
22313 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
22314 VXWORKS_OS_CPP_BUILTINS.
22315 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
22316 to their VXWORKS_* equivalents.
22317 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
22318 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
22319 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
22320 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
22321 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
22322 -mrtp/-fPIC multilibs.
22323 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
22324 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
22325 (MULTILIB_OSDIRNAMES): Delete.
22327 2007-04-25 Anatoly Sokolov <aesok@post.ru>
22330 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
22332 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
22334 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
22335 rounding mode to be specified by the caller.
22336 (real_to_mpfr) Likewise.
22337 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
22338 include new arguments.
22339 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
22341 2007-04-24 Ian Lance Taylor <iant@google.com>
22343 PR tree-optimization/31605
22344 * tree-vrp.c (set_value_range): Check that min and max are not
22345 both overflow infinities.
22346 (set_value_range_to_value): New static function.
22347 (extract_range_from_binary_expr): Call set_value_range_to_value.
22348 (extract_range_from_cond_expr): Likewise.
22349 (extract_range_from_expr): Likewise.
22350 (extract_range_from_unary_expr): Likewise. Don't create a range
22351 which overflows on both sides.
22352 (vrp_meet): Check for a useless range.
22353 (vrp_visit_phi_node): If we see a constant which looks like an
22354 overflow infinity, turn off the TREE_OVERFLOW flag.
22356 2007-04-24 Ian Lance Taylor <iant@google.com>
22358 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
22360 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
22362 PR diagnostic/25923
22363 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22364 diagnostic message is being built.
22365 * tree-pretty-print.c (dump_generic_node): Only write the
22366 formatted text into BUFFER's stream if we are not building a
22367 diagnostic message.
22368 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22370 * Makefile.in (toplev.o): Depend on tree-pass.h.
22372 2007-04-24 Ian Lance Taylor <iant@google.com>
22374 PR tree-optimization/31602
22375 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22376 conditionals in the copied loop header.
22377 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22378 warnings if TREE_NO_WARNING is set.
22379 * doc/invoke.texi (Warning Options): Clarify that
22380 -Wstrict-overflow does not warn about loops.
22382 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22384 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22385 expand on the comment about _Decimal128 arguments and check the
22386 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22387 that _Decimal128 argument uses even/odd register pair.
22388 (function_arg): Ditto.
22390 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22392 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22393 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22395 2007-04-24 Richard Guenther <rguenther@suse.de>
22396 Olga Golovanevsky <olga@il.ibm.com>
22398 * fold-const.c (multiple_of_p): Check for bottom
22401 2007-04-24 Richard Henderson <rth@redhat.com>
22403 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22404 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22405 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22406 looking for non-zero bits shifted out. Avoid a recursive call
22407 when constructing the scalar.
22408 (__floatundisf): Likewise.
22410 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22412 * dwarf2out.c (field_byte_offset): Move the existing logic
22413 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22414 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22416 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22419 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22420 length argument of 0 for memset.
22421 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22422 unsigned shift instead of the signed variant.
22424 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22426 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22427 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22428 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22429 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22430 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22431 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22432 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22433 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22434 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22435 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22436 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22437 "mul<mode>3", "div<mode>3"): Insn definitions added.
22438 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22439 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22440 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22441 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22442 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22443 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22444 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22445 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22446 TARGET_FLOAT_FORMAT): Macro definitions removed.
22447 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22448 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22449 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22450 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22451 (s390_gen_rtx_const_DI): Function removed.
22452 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22454 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22456 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22457 over an external ffs function.
22459 2007-04-24 Chao-ying Fu <fu@mips.com>
22460 Richard Sandiford <richard@nildram.co.uk>
22462 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22463 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22464 (smadd_widen_optab, umadd_widen_optab): Define.
22465 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22467 * genopinit.c (optabs): Fill in smadd_widen_optab and
22469 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22470 and umadd_widen_optab to implement multiply-add sequences.
22471 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22472 (<u>maddsidi4): ...this. Extend condition to include
22473 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22474 of operand 0 to "ka" and use the three-operand form of madd<u>
22476 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22478 * config/mips/constraints.md (ka): New register constraint.
22480 2007-04-24 Jan Hubicka <j@suse.cz>
22484 2007-04-23 Jan Hubicka <jh@suse.cz>
22485 * function.c (init_function_start): Don't init line number info.
22486 (expand_function_end): Update.
22487 (reset_block_changes, record_block_change, finalize_block_changes,
22488 check_block_change, free_block_changes): Kill.
22489 * function.h (reset_block_changes, record_block_change,
22490 finalize_block_changes, check_block_change, free_block_changes):
22492 (struct function): Remove ib_boundaries_block.
22493 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22494 Use curr_insn_locator to initialize locator.
22495 (emit_line_note): Remove.
22496 * cfgexpand.c (expand_gimple_cond_expr): Update.
22497 (construct_exit_block): Likewise.
22498 (tree_expand_cfg): Initialize/finalize locators.
22499 * expr.c (expand_expr_real): Update.
22500 * cfglayout.c (line_locators_locs, line_locators_lines,
22501 file_locators_locs, file_locators_files): Remove.
22502 (set_block_levels): Move to cfgexpand.c.
22503 (insn_locators_initialize): Remove.
22504 (pass_insn_locators_initialize): Remove.
22505 (locations_locators_locs, locations_locators_vals): New static vars.
22506 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22508 (insn_locators_alloc, insn_locators_finalize,
22509 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22511 (locator_location): New.
22512 (locator_line, locator_file): Rewrite.
22513 * rtl.h (emit_line_note): Kill.
22514 (insn_locators_alloc, insn_locators_finalize,
22515 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22517 * tree-inline.c (initialize_cfun): Do not initialize
22518 ib_boundaries_block.
22519 * passes.c (pass_insn_locators_initialize): Remove.
22521 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22523 * doc/invoke.texi: Removed leading '-' from option index entries.
22525 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22527 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22529 (create_phi_node): Use set_phi_nodes.
22530 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22531 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22532 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22533 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22534 (bsi_start, bsi_last): Use bb_stmt_list.
22535 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22536 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22537 Traverse the statements using tsi iterator.
22538 * basic-block.h (struct basic_block_def): Fields stmt_list
22539 and phi_nodes moved to ...
22540 (struct tree_bb_info): ... new structure.
22541 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22542 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22543 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22544 (tree_verify_flow_info): Verify that il.tree is not set for
22545 entry and exit block.
22546 (tree_split_block): Use set_bb_stmt_list.
22548 2007-04-23 Mike Stump <mrs@apple.com>
22550 * config/i386/i386.c (ix86_tune_features
22551 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22554 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22556 * config/i386/i386.md (prefix_extra): New attribute.
22557 (length): Add prefix_extra.
22559 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22560 (sse2_movntv2di): Likewise.
22561 (sse2_cvtps2dq): Likewise.
22562 (sse2_cvtpd2pi): Likewise.
22563 (sse2_cvttpd2pi): Likewise.
22564 (*sse2_cvtpd2ps): Likewise.
22565 (*add<mode>3): Likewise.
22566 (sse2_ssadd<mode>3): Likewise.
22567 (sse2_usadd<mode>3): Likewise.
22568 (*sub<mode>3): Likewise.
22569 (sse2_sssub<mode>3): Likewise.
22570 (sse2_ussub<mode>3): Likewise.
22571 (*mulv8hi3): Likewise.
22572 (*smulv8hi3_highpart): Likewise.
22573 (*umulv8hi3_highpart): Likewise.
22574 (sse2_umulv2siv2di3): Likewise.
22575 (sse2_pmaddwd): Likewise.
22576 (ashr<mode>3): Likewise.
22577 (lshr<mode>3): Likewise.
22578 (ashl<mode>3): Likewise.
22579 (sse2_ashlti3): Likewise.
22580 (sse2_lshrti3): Likewise.
22581 (*umaxv16qi3): Likewise.
22582 (*smaxv8hi3): Likewise.
22583 (*uminv16qi3): Likewise.
22584 (*sminv8hi3): Likewise.
22585 (sse2_eq<mode>3): Likewise.
22586 (sse2_gt<mode>3): Likewise.
22587 (*and<mode>3): Likewise.
22588 (sse2_nand<mode>3): Likewise.
22589 (*ior<mode>3): Likewise.
22590 (*xor<mode>3): Likewise.
22591 (sse2_packsswb): Likewise.
22592 (sse2_packssdw): Likewise.
22593 (sse2_packuswb): Likewise.
22594 (sse2_punpckhbw): Likewise.
22595 (sse2_punpcklbw): Likewise.
22596 (sse2_punpckhwd): Likewise.
22597 (sse2_punpcklwd): Likewise.
22598 (sse2_punpckhdq): Likewise.
22599 (sse2_punpckldq): Likewise.
22600 (sse2_punpckhqdq): Likewise.
22601 (sse2_punpcklqdq): Likewise.
22602 (*sse2_pinsrw): Likewise.
22603 (*sse2_pextrw): Likewise.
22604 (sse2_pshufd_1): Likewise.
22605 (sse2_uavgv16qi3): Likewise.
22606 (sse2_uavgv8hi3): Likewise.
22607 (sse2_psadbw): Likewise.
22608 (sse2_pmovmskb): Likewise.
22609 (*sse2_maskmovdqu): Likewise.
22610 (*sse2_maskmovdqu_rex64): Likewise.
22611 (sse4a_extrqi): Likewise.
22612 (sse4a_extrq): Likewise.
22613 (sse3_lddqu): Set prefix_rep.
22614 (sse3_addsubv4sf3): Likewise.
22615 (sse3_haddv4sf3): Likewise.
22616 (sse3_hsubv4sf3): Likewise.
22617 (sse_cvtss2si): Likewise.
22618 (sse_cvtss2si_2): Likewise.
22619 (sse_cvtss2siq): Likewise.
22620 (sse_cvtss2siq_2): Likewise.
22621 (sse_cvttss2si): Likewise.
22622 (sse_cvttss2siq): Likewise.
22623 (sse2_cvttps2dq): Likewise.
22624 (sse3_movshdup): Likewise.
22625 (sse3_movsldup): Likewise.
22626 (sse2_cvtsd2si): Likewise.
22627 (sse2_cvtsd2si_2): Likewise.
22628 (sse2_cvtsd2siq): Likewise.
22629 (sse2_cvtsd2siq_2): Likewise.
22630 (sse2_cvttsd2si): Likewise.
22631 (sse2_cvttsd2siq): Likewise.
22632 (*sse2_cvtpd2dq): Likewise.
22633 (*sse2_cvttpd2dq): Likewise.
22634 (sse2_pshuflw_1): Likewise.
22635 (sse2_pshufhw_1): Likewise.
22636 (sse4a_insertqi): Likewise.
22637 (sse4a_insertq): Likewise.
22638 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22639 (ssse3_phadddv4si3): Likewise.
22640 (ssse3_phaddswv8hi3): Likewise.
22641 (ssse3_phsubwv8hi3): Likewise.
22642 (ssse3_phsubdv4si3): Likewise.
22643 (ssse3_phsubswv8hi3): Likewise.
22644 (ssse3_pmaddubswv8hi3): Likewise.
22645 (ssse3_pmulhrswv8hi3): Likewise.
22646 (ssse3_pshufbv16qi3): Likewise.
22647 (ssse3_psign<mode>3): Likewise.
22648 (ssse3_palignrti): Likewise.
22649 (abs<mode>2): Likewise.
22650 (ssse3_phaddwv4hi3): Set prefix_extra.
22651 (ssse3_phadddv2si3): Likewise.
22652 (ssse3_phaddswv4hi3): Likewise.
22653 (ssse3_phsubwv4hi3): Likewise.
22654 (ssse3_phsubdv2si3): Likewise.
22655 (ssse3_phsubswv4hi3): Likewise.
22656 (ssse3_pmaddubswv4hi3): Likewise.
22657 (ssse3_pmulhrswv4hi3): Likewise.
22658 (ssse3_pshufbv8qi3): Likewise.
22659 (ssse3_psign<mode>3): Likewise.
22660 (ssse3_palignrdi): Likewise.
22661 (abs<mode>2): Likewise.
22662 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22663 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22664 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22666 2007-04-23 Nick Clifton <nickc@redhat.com>
22668 * params.def: Fix formatting of emacs local variables.
22670 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22672 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22673 move if inter-unit move isn't allowed.
22674 Don't split moving the first element of V2DI to DI to inter-unit
22675 move if inter-unit move isn't allowed.
22677 2007-04-23 Richard Guenther <rguenther@suse.de>
22679 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22680 and CDI_POST_DOMINATORS separately.
22682 2007-04-23 Nick Clifton <nickc@redhat.com>
22684 * c.opt (Wformat-contains-nul): Add warning attribute.
22686 2007-04-23 Jan Hubicka <jh@suse.cz>
22688 * function.c (init_function_start): Don't init line number info.
22689 (expand_function_end): Update.
22690 (reset_block_changes, record_block_change, finalize_block_changes,
22691 check_block_change, free_block_changes): Kill.
22692 * function.h (reset_block_changes, record_block_change,
22693 finalize_block_changes, check_block_change, free_block_changes):
22695 (struct function): Remove ib_boundaries_block.
22696 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22697 Use curr_insn_locator to initialize locator.
22698 (emit_line_note): Remove.
22699 * cfgexpand.c (expand_gimple_cond_expr): Update.
22700 (construct_exit_block): Likewise.
22701 (tree_expand_cfg): Initialize/finalize locators.
22702 * expr.c (expand_expr_real): Update.
22703 * cfglayout.c (line_locators_locs, line_locators_lines,
22704 file_locators_locs, file_locators_files): Remove.
22705 (set_block_levels): Move to cfgexpand.c.
22706 (insn_locators_initialize): Remove.
22707 (pass_insn_locators_initialize): Remove.
22708 (locations_locators_locs, locations_locators_vals): New static vars.
22709 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22711 (insn_locators_alloc, insn_locators_finalize,
22712 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22714 (locator_location): New.
22715 (locator_line, locator_file): Rewrite.
22716 * rtl.h (emit_line_note): Kill.
22717 (insn_locators_alloc, insn_locators_finalize,
22718 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22720 * tree-inline.c (initialize_cfun): Do not initialize
22721 ib_boundaries_block.
22722 * passes.c (pass_insn_locators_initialize): Remove.
22724 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22726 PR middle-end/31448
22727 * expr.c (reduce_to_bit_field_precision): Handle
22730 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22732 PR tree-optimization/24659
22733 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22734 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22735 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22736 * genopinit.c (optabs): Rename vec_pack_mod_optab
22737 to vec_pack_trunc_optab.
22738 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22739 early for scalar floating point operands for NOP_EXPR.
22740 (vectorizable_type_promotion): Ditto.
22741 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22742 vec_pack_trunc_optab.
22743 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22745 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22746 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22747 Rename from VEC_PACK_MOD_EXPR.
22748 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22749 * expr.c (expand_expr_real_1): Ditto.
22750 * tree-inline.c (estimate_num_insns_1): Ditto.
22751 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22753 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22754 (vec_unpacks_lo_v4sf): Ditto.
22755 (vec_pack_trunc_v2df): Ditto.
22756 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22757 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22758 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22760 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22762 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22764 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22765 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22766 packing of floating point operands.
22767 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22768 represent unpacking of floating point operands.
22769 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22770 [vec_unpacks_hi]: Ditto.
22771 [vec_unpacks_lo]: Ditto.
22773 2007-04-22 Jan Hubicka <jh@suse.cz>
22775 * final.c (rest_of_handle_final): Call
22776 targetm.asm_out.constructor/targetm.asm_out.destructor
22777 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22778 proper priority via decl_*_priority_insert.
22779 * c-common.c (c_expand_body): Likewise.
22781 2007-04-22 Richard Guenther <rguenther@suse.de>
22783 PR tree-optimization/29789
22784 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22785 (rewrite_reciprocal): New helper split out from
22786 determine_invariantness_stmt.
22787 (rewrite_bittest): Likewise.
22788 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22789 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22792 2007-04-22 Revital Eres <eres@il.ibm.com>
22794 * loop-unroll.c (var_to_expand): New field to support also
22795 insns of the form x = something + x.
22796 (analyze_insn_to_expand_var): Use it.
22797 (expand_var_during_unrolling): Likewise.
22799 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22801 * predict.c: Include pointer-set.h.
22802 (bb_predictions): New variable.
22803 (tree_predicted_by_p, tree_predict_edge,
22804 remove_predictions_associated_with_edge): Use bb_predictions map
22805 instead of bb->predictions.
22806 (clear_bb_predictions, assert_is_empty): New functions.
22807 (combine_predictions_for_bb): Use bb_predictions map. Call
22808 clear_bb_predictions.
22809 (tree_estimate_probability): Create and free bb_predictions map.
22810 * Makefile.in (predict.o): Add pointer-set.h dependency.
22811 * basic-block.h (struct basic_block_def): Remove predictions
22813 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22815 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22818 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22821 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22823 * timevar.c (timevar_print): Change reference of --disable-checking to
22824 --enable-checking=release. Also warn if assert checking is disabled.
22826 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22829 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22830 decl as addressable if the compound literal was marked as
22832 Mark the decl as a gimple register if it is a complex or
22833 vector decl and does not live in memory.
22835 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22837 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22838 (GENERIC_NEXT): New function macro.
22839 (PHI_CHAIN): Use phi_node's new chain variable.
22840 (tree_phi_node): Change tree_common to tree_base
22841 and add the chain field.
22842 * tree-phinodes.c (make_phi_node): Don't set
22843 TREE_TYPE on the new node.
22844 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22845 instead of checking GIMPLE_TUPLE_P in chain_next.
22846 * tree-vect-transform.c
22847 (get_initial_def_for_induction): Look at
22848 PHI_RESULT_TREE for the type of the phi node.
22849 (update_vuses_to_preheader): Use PHI_CHAIN
22850 instead of TREE_CHAIN on the phi node.
22851 * tree-ssa-structalias.c (compute_points_to_sets):
22853 (ipa_pta_execute): Likewise.
22855 2007-04-21 Richard Guenther <rguenther@suse.de>
22857 PR middle-end/31136
22858 * fold-const.c (fold_unary): Call fold_convert_const on the
22861 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22863 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22864 (store_killed_in_pat): New.
22866 2007-04-20 Richard Henderson <rth@redhat.com>
22869 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22870 TREE_LIST with a void_type_node value, not void_list_node exactly.
22872 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22874 * doc/standards.texi: Re-arrange into language-specific
22875 subsections. Add a C++ section, documenting which standards we
22878 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22880 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22881 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22883 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22885 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22886 ecrti.o and crtbegin.o.
22887 (LIB_DEFAULT_SPEC): Include -lc.
22888 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22890 2007-04-20 Richard Henderson <rth@redhat.com>
22893 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22894 argument; update all callers.
22895 (get_unaligned_offset): New.
22896 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22897 get_unaligned_address, just pass on the address directly.
22898 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22899 the subreg in the helper patterns.
22900 (unaligned_extendqidi_le): Use get_unaligned_offset.
22901 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22902 (unaligned_extendhidi_be): Likewise.
22903 (unaligned_extendhidi): Tidy.
22904 * config/alpha/alpha-protos.h: Update.
22906 2007-04-20 Richard Henderson <rth@redhat.com>
22908 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22909 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22910 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22911 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22912 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22913 (CPP_SPEC): Don't include %(cpp_subtarget).
22914 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22915 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22916 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22918 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22920 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22921 for __builtin_ia32_cmpordss.
22923 PR tree-optimization/31632
22924 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22925 and arg1 for optimizations of comparison against min/max values.
22926 Fold arg0 to arg1's type for optimizations of comparison against
22927 min+1 and max-1 values.
22929 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22931 * reload.c (combine_reloads): When trying to use a dying register,
22932 check whether it's uninitialized and don't use if so.
22934 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22936 * fold-const.c: Remove prototypes for native_encode_expr and
22937 native_interpret_expr.
22938 (native_encode_expr): Make non-static.
22939 (native_interpret_expr): Likewise.
22940 * tree.h: Add prototypes for the above.
22942 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22944 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22945 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22946 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22947 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22948 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22949 Add length attributes.
22951 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22953 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22956 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22957 __STDC_WANT_DEC_FP__.
22959 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22961 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22962 for long double compatibility.
22963 * configure: Regenerate.
22965 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22967 PR rtl-optimization/29841
22968 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22970 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22971 that may cause control flow transfer from being moved.
22973 2007-04-18 Jan Hubicka <jh@suse.cz>
22975 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22978 2007-04-18 Eric Christopher <echristo@apple.com>
22980 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22981 only. Update operands.
22982 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22983 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22984 link register to pic register.
22986 2007-04-18 Dirk Mueller <dmueller@suse.de>
22988 PR diagnostic/31227
22989 * tree-vrp.c (search_for_addr_array): New.
22990 (check_array_bounds): Suppress warning about
22991 address taken of array refs if its not de-referenced.
22993 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22995 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22996 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22998 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22999 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
23000 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
23002 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
23004 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
23006 (vect_analyze_scalar_cycles): Fix indentation.
23007 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
23008 (vect_mark_relevant): Include phis in relevance analysis.
23010 * tree-vect-transform.c (vect_transform_loop): Add an assert.
23012 2007-04-18 Anatoly Sokolov <aesok@post.ru>
23014 * config/avr/avr.c (ptrreg_to_str): Replace error() with
23015 output_operand_lossage().
23017 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23019 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
23020 the unused code for reduction without adjust-in-epilog to simplify the
23023 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
23025 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
23026 (S390_TDC_NEGATIVE_ZERO): New constant.
23027 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
23028 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
23029 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
23030 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
23031 (S390_TDC_POSITIVE_INFINITY): New constant.
23032 (S390_TDC_NEGATIVE_INFINITY): New constant.
23033 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
23034 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
23035 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
23036 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
23037 (S390_TDC_INFINITY): New constant.
23038 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
23039 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
23040 optimization for UNSPEC_CCZ_TO_INT.
23041 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
23042 ("*ccz_to_int"): New insn.
23043 ("isinf<mode>2"): New insn.
23044 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
23045 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
23046 (UNSPEC_CCZ_TO_INT): New constant.
23048 2007-04-18 Richard Guenther <rguenther@suse.de>
23050 PR tree-optimization/19431
23051 PR tree-optimization/21463
23052 * tree-pass.h (pass_phiprop): Declare.
23053 * passes.c (init_optimization_passes): New phiprop pass.
23054 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
23055 (phivn_valid_p): New helper function.
23056 (phiprop_insert_phi): Likewise.
23057 (propagate_with_phi): Likewise.
23058 (tree_ssa_phiprop): New propagator propagating loads
23059 through phi nodes if profitable.
23061 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23063 * tree-vect-analyze.c (process_use): New function.
23064 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
23065 Check phis in all bbs.
23066 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
23069 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
23071 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
23074 2007-04-17 Anatoly Sokolov <aesok@post.ru>
23077 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
23080 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
23082 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
23084 (sse_vmmulv4sf3): Likewise.
23085 (sse2_vmaddv2df3): Likewise.
23086 (sse2_vmmulv2df3): Likewise.
23088 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
23090 PR rtl-optimization/31360
23091 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
23092 (target_reg_cost): New.
23093 (init_set_costs): Initialize target_reg_cost. Add comments
23094 regarding the rationale of the costs.
23095 (global_cost_for_size): Renamed to...
23096 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
23097 of register pressure.
23098 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
23099 estimate_reg_pressure_cost. Add number of ivs.
23100 (determine_set_costs): Dump target_reg_cost.
23101 * loop-invariant.c (gain_for_invariant): Use
23102 estimate_reg_pressure_cost. Removed n_inv_uses argument.
23103 (best_gain_for_invariant, find_invariants_to_move): Remove
23105 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
23106 (target_reg_cost): Declare.
23107 (global_cost_for_size): Declaration removed.
23108 (estimate_reg_pressure_cost): Declare.
23110 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
23112 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
23113 regnos into even/odd register pairs.
23114 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
23115 TDmode similar to the other floating point modes.
23116 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
23117 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
23119 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
23120 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
23121 (movdd_hardfloat64): Use TARGET_MFPGPR.
23123 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
23125 * reload1.c (delete_output_reload): Don't count output in n_inherited.
23128 2005-01-05 Richard Henderson <rth@redhat.com>
23130 * reload1.c (do_input_reload): Restrict the optimization deleteing
23131 a previous output reload to RELOAD_FOR_INPUT.
23133 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
23135 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
23136 induc_vec_info_type.
23137 (vectorizable_induction): New function declaration.
23138 * tree-vect-transform.c (get_initial_def_for_induction): No need to
23139 check if already vectorized. Find first place in BB where new stmts
23140 can be inserted. Takes only one argument.
23141 (vectorizable_induction): New function.
23142 (vect_transform_stmt): Add case for induc_vec_info_type to call
23143 vectorizable_induction.
23144 (vect_transform_loop): Consider phis for vectorization.
23145 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
23147 (analyze_operations): Call vectorizable_induction when analyzing phis.
23149 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
23150 (vect_mark_relevant): Include phis in relevance analysis.
23151 (vect_mark_stmts_to_be_vectorize): Likewise.
23152 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
23154 2007-04-16 Lawrence Crowl <crowl@google.com>
23156 * doc/invoke.texi (Debugging Options): Add documentation for the
23157 -femit-struct-debug options -femit-struct-debug-baseonly,
23158 -femit-struct-debug-reduced, and
23159 -femit-struct-debug-detailed[=...].
23161 * c-opts.c (c_common_handle_option): Add
23162 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
23163 and OPT_femit_struct_debug_detailed_.
23164 * c.opt: Add specifications for
23165 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
23166 and -femit-struct-debug-detailed[=...].
23167 * opts.c (set_struct_debug_option): Parse the
23168 -femit-struct-debug-... options.
23169 * opts.c (matches_main_base, main_input_basename,
23170 main_input_baselength, base_of_path, matches_main_base): Add
23171 variables and functions to compare header base name to compilation
23173 * opts.c (should_emit_struct_debug): Add to determine to emit a
23174 structure based on the option.
23175 (dump_struct_debug) Also disabled function to debug this
23177 * opts.c (handle_options): Save the base name of the
23180 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
23181 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
23182 This hook indicates if a type is generic. Set it by default
23183 to "never generic".
23184 * langhooks.h (struct lang_hooks_for_types): Add a new hook
23185 to determine if a struct type is generic or not.
23186 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
23187 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
23188 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
23189 with live C++ hook.
23191 * flags.h (enum debug_info_usage): Add an enumeration to describe
23192 a program's use of a structure type.
23193 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
23194 to indicate the program's usage of the type. Filter structs based
23195 on the -femit-struct-debug-... specification.
23196 (gen_type_die): Split into two routines, gen_type_die and
23197 gen_type_die_with_usage. gen_type_die is now a wrapper
23198 that assumes direct usage.
23199 (gen_type_die_with_usage): Replace calls to gen_type_die
23200 with gen_type_die_with_usage adding the program usage of
23201 the referenced type.
23202 (dwarf2out_imported_module_or_decl): Suppress struct debug
23203 information using should_emit_struct_debug when appropriate.
23205 2007-04-16 Ian Lance Taylor <iant@google.com>
23207 PR tree-optimization/31522
23208 * tree-vrp.c (vr_phi_edge_counts): New static variable.
23209 (vrp_initialize): Allocate vr_phi_edge_counts.
23210 (vrp_visit_phi_node): Don't push to infinity if we saw a new
23211 executable edge. Drop test for all constants.
23212 (vrp_finalize): Free vrp_phi_edge_counts.
23214 * doc/cpp.texi (Common Predefined Macros): Clarify description of
23215 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23217 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
23218 predecessors at head rather than tail.
23220 2007-04-16 Matthias Klose <doko@debian.org>
23222 * config/alpha/linux.h (CPP_SPEC): Define.
23223 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
23225 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
23227 * function.h: Remove sequence_stack extern declaration.
23229 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23231 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
23233 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
23236 2007-04-16 Anatoly Sokolov <aesok@post.ru>
23238 * config/avr/avr.c (avr_arch_types): Rearranging array.
23239 (enum avr_arch): Add.
23240 (avr_mcu_types): Use avr_arch enumeration constants instead of
23242 * config/avr/avr.h (LINK_SPEC): Simplify.
23244 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23246 * config/m68k/m68k.c (m68k_libcall_value,
23247 m68k_function_value): Use macros for register names more.
23249 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
23251 (M68K_REGNAME): Use A6_REG.
23252 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
23254 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23256 PR middle-end/28071
23257 * sched-int.h (struct deps): Split field 'pending_lists_length' into
23258 'pending_read_list_length' and 'pending_write_list_length'. Update
23260 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
23261 to handle two length counters instead of one. Update all uses.
23262 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
23263 two length counters instead of one.
23264 * sched-rgn.c (propagate_deps): Update to handle two length counters
23267 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
23270 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
23271 copy of source, pass it to ix86_expand_vector_set and return
23274 2007-04-16 David Ung <davidu@mips.com>
23275 Joseph Myers <joseph@codesourcery.com>
23277 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
23278 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
23279 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
23280 Add 74K processor information.
23281 * config/mips/mips.md: Include 74k.md.
23282 (cpu): Add 74kc,74kf,74kx.
23283 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
23284 * config/mips/74k.md: New.
23285 * doc/invoke.texi (MIPS Options): Document 74K support.
23287 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
23289 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
23290 vectorizable_* functions.
23291 * tree-vect-transform.c (vectorizable_call): Add check for
23292 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
23293 (vectorizable_store): likewise.
23294 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
23296 (vectorizable_operation, vectorizable_type_demotion): Likewise.
23297 (vectorizable_type_promotion, vectorizable_load): Likewise.
23298 (vectorizable_live_operation, vectorizable_condition): Likewise.
23299 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
23301 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
23303 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23305 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
23306 register numbers more.
23307 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
23308 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
23309 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
23310 FUNCTION_VALUE_REGNO_P): Likewise.
23311 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
23312 STATIC_CHAIN_REGNUM): Likewise.
23313 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
23314 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
23315 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
23316 * config/m68k/m68k.md (FP_REG): New.
23318 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23320 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
23323 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23325 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
23326 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
23329 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23331 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
23334 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
23337 * c-decl.c (finish_decl): Grab the type of the decl after the call
23338 to store_init_value.
23340 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
23342 * common.opt (fforward-propagate): Fix "Optimization" annotation.
23344 2007-04-14 Jakub Jelinek <jakub@redhat.com>
23347 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
23348 dominators, post dominators and cleanup cfg before returning.
23350 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
23352 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
23353 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
23355 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
23357 * config.gcc: Recognize fido.
23358 * config/m68k/m68k-devices.def (fidoa): New.
23359 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
23361 (FL_FIDOA, TARGET_FIDOA): New.
23362 * config/m68k/m68k.opt (mfidoa): New.
23364 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23366 PR middle-end/31322
23367 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23368 when a personality function is used.
23370 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23372 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23374 2007-04-13 Mike Stump <mrs@apple.com>
23376 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23378 * config/darwin.opt (fapple-kext): Make C++ only.
23379 * config/darwin.c (darwin_override_options): Remove code to ensure
23380 -fapple-kext is given for C++ only.
23382 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23384 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23385 * config/mips/mips.c (override_options): Call
23386 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23388 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23390 * config/i386/i386.opt (msvr3-shlib): Removed.
23392 * doc/invoke.texi: Remove -msvr3-shlib.
23394 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23396 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23397 with "popcnt" instruction.
23399 2007-04-13 Richard Guenther <rguenther@suse.de>
23401 PR tree-optimization/21258
23402 * tree-vrp.c (compare_case_labels): New helper.
23403 (find_switch_asserts): New function.
23404 (find_assert_locations): Call it for SWITCH_EXPRs.
23406 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23408 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23409 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23410 check is now implied in X87_FLOAT_MODE_P.
23411 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23412 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23413 (fix_trunc<mode>_i386_fisttp): Ditto.
23414 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23415 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23416 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23417 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23418 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23419 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23420 (unnamed_splitters): Ditto.
23421 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23422 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23423 FIRST_SSE_REG for local functions when SSE math is enabled or
23424 for functions with sseregparm attribute.
23425 (standard_80387_constant_p): Return -1 if mode is not
23427 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23428 (ix86_expand_compare): Ditto.
23429 (ix86_expand_carry_flag_compare): Ditto.
23430 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23431 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23432 DECIMAL_FLOAT_MODE_P.
23433 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23434 of SCALAR_FLOAT_MODE_P.
23435 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23436 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23437 checks before FLOAT_MODE_P.
23438 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23439 before FLOAT_MODE_P.
23444 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23446 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23447 Charles Wilson <libtool@cwilson.fastmail.fm>
23449 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23450 (libgcc.mvars): Don't depend on them.
23451 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23452 * exec-tool.in: New.
23454 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23456 * doc/invoke.text (--help): Document --help=common.
23458 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23460 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23462 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23464 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23465 * genemit.c (main): Emit #include "integrate.h".
23466 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23467 (LOADGP_RTP): New mips_loadgp_style.
23468 * config/mips/mips.h: Include config/vxworks-dummy.h.
23469 (TARGET_RTP_PIC): New macro.
23470 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23471 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23472 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23473 for TARGET_RTP_PIC.
23474 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23475 -mvxworks-pic when using -mrtp and a PIC option.
23476 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23478 (mips_symbolic_constant_p, mips_symbolic_address_p)
23479 (mips_symbol_insns): Handle SYMBOL_HALF.
23480 (override_options): Warn about -G and -mrtp being used together.
23481 Initialize mips_lo_relocs[SYMBOL_HALF].
23482 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23483 (mips_emit_loadgp): Handle LOADGP_RTP.
23484 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23485 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23486 (tablejump): Handle function-relative case table entries if
23488 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23490 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23492 * config/mips/mips.md (load_call<mode>): Allow any general register.
23494 (sibcall_value_internal, sibcall_value_multiple_internal)
23495 (call_value_internal, call_value_split, call_value_multiple_internal)
23496 (call_value_multiple_split): Remove constraints from operand 0.
23498 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23500 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23501 rather than loadgp_noshared.
23502 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23503 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23505 * config/mips/mips.md (loadgp): Rename to...
23506 (loadgp_newabi): ...this.
23507 (loadgp_noshared): Rename to...
23508 (loadgp_absolute): ...this.
23510 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23512 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23513 false for locally-binding symbols.
23514 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23516 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23518 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23519 (SYMBOL_GOT_PAGE_OFST): ...this.
23520 (SYMBOL_GOT_GLOBAL): Rename to...
23521 (SYMBOL_GOT_DISP): ...this.
23522 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23523 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23524 * config/mips/mips.c (mips_global_symbol_p): New function.
23525 (mips_symbol_binds_local_p): Likewise.
23526 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23527 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23528 mips_global_symbol_p and mips_symbol_binds_local_p.
23529 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23530 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23531 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23532 SYMBOL_GOTOFF_DISP.
23533 (mips_ok_for_lazy_binding_p): New function.
23534 (mips_load_call_address, mips_expand_call): Use it.
23535 (mips_dangerous_for_la25_p): Likewise.
23536 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23537 (*got_disp<mode>): Use got_disp_operand instead of
23538 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23539 SYMBOL_GOTOFF_GLOBAL.
23540 (*got_page<mode>): Use got_page_ofst_operand instead of
23542 * config/mips/predicates.md (const_call_insn_operand): Use
23543 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23544 (global_got_operand): Rename to...
23545 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23547 (local_got_operand): Rename to...
23548 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23549 of SYMBOL_GOT_LOCAL.
23551 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23553 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23554 TARGET_CALL_CLOBBERED_GP.
23555 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23556 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23557 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23558 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23559 of TARGET_ABICALLS && !TARGET_NEWABI.
23560 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23561 * config/mips/mips.c (mips_load_call_address): Check
23562 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23563 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23564 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23565 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23566 TARGET_ABICALLS && TARGET_NEWABI.
23567 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23569 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23570 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23571 TARGET_ABICALLS && TARGET_NEWABI.
23572 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23573 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23574 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23575 whether indirect calls must use $25.
23576 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23578 * config/mips/mips.md (jal_macro): Check flag_pic and
23579 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23580 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23581 instead of TARGET_ABICALLS.
23582 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23583 TARGET_ABICALLS && TARGET_OLDABI.
23584 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23585 (sibcall): In the comment above the define_insn, mention
23586 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23587 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23588 instead of TARGET_ABICALLS.
23590 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23592 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23593 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23594 (MACFLAGS_MATCH_P): New macro.
23595 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23596 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23597 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23598 the other MACFLAG constants.
23599 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23600 (flag_machi): Tighten constraints. Renumber some of the operands.
23601 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23603 (flag_machi_parts_acconly): New pattern.
23604 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23606 (flag_macinit1hi): Tighten constraints.
23607 (flag_mul_macv2hi_parts_acconly): New pattern.
23609 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23610 Use a more efficient implementation.
23611 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23612 inline sequences when not optimizing for size.
23614 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23615 movhi_high2low): Delete, merge functionality into...
23616 (packv2hi): ... this pattern.
23618 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23619 * config/bfin/bfin.opt (msim): New option.
23620 (mcpu=): New option.
23621 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23622 (bfin_cpu_t): Typedef of enum bfin_cpu.
23623 (bfin_cpu_type): New declaration.
23624 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23625 -msim and -mcpu= options.
23626 (LIB_SPEC): Likewise.
23627 * config/bfin/bfin.c (bfin_cpu_type): Define.
23628 (bfin_handle_option): Handle -mcpu= option.
23629 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23630 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23631 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23633 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23635 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23636 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23637 (powerpc-wrs-vxworksae): Use ${tm_file}.
23638 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23639 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23640 * config/i386/vx-common.h: New file.
23642 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23644 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23647 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23649 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23652 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23656 * c-common.c (c_build_qualified_type): Set canonical type
23659 2007-04-12 Richard Guenther <rguenther@suse.de>
23661 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23662 lower bound and element size if lower bound is not zero
23663 or either of the ARRAY_REF operands is set.
23665 2007-04-12 Richard Guenther <rguenther@suse.de>
23667 PR tree-optimization/24689
23668 PR tree-optimization/31307
23669 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23671 * gimplify.c (canonicalize_addr_expr): To be consistent with
23672 gimplify_compound_lval only set operands two and three of
23673 ARRAY_REFs if they are not gimple_min_invariant. This makes
23674 it never at this place.
23675 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23677 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23679 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23680 null before emitting a .nsubspa directive.
23682 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23684 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23685 need_to_partition_p if there are no memory statements in the
23688 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23690 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23691 (gcd_of_steps_may_divide_p): New function.
23692 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23694 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23696 * reload.c (find_reloads_toplev, find_reloads_address,
23697 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23698 not a pointer equality test, to decide if we need to call
23699 push_reg_equiv_alt_mem.
23701 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23703 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23704 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23706 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23708 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23710 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23711 vector to be positive.
23713 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23717 * doc/invoke.texi: Document --params max-aliased-vops and
23719 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23720 debug_memory_partitions): Move to tree-flow.h
23721 * params.h (AVG_ALIASED_VOPS): Define.
23722 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23724 (mp_info_t): Likewise.
23725 (get_mem_sym_stats_for): New.
23726 (set_memory_partition): Move from tree-flow-inline.h.
23727 (mark_non_addressable): Only clear the set of symbols for the
23728 partition if it exists.
23729 (dump_memory_partitions): Move from tree-ssa-operands.c
23730 (debug_memory_partitions): Likewise.
23731 (need_to_partition_p): New.
23732 (dump_mem_ref_stats): New.
23733 (debug_mem_ref_stats): New.
23734 (dump_mem_sym_stats): New.
23735 (debug_mem_sym_stats): New.
23736 (update_mem_sym_stats_from_stmt): New.
23737 (compare_mp_info_entries): New.
23738 (mp_info_cmp): Call it.
23739 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23741 (get_mpt_for): Move from tree-ssa-operands.c.
23742 (find_partition_for): New.
23743 (create_partition_for): Remove.
23744 (estimate_vop_reduction): New.
23745 (update_reference_counts): New.
23746 (build_mp_info): New.
23747 (compute_memory_partitions): Refactor.
23748 Document new heuristic.
23749 Call build_mp_info, update_reference_counts,
23750 find_partition_for and estimate_vop_reduction.
23751 (compute_may_aliases): Populate virtual operands before
23752 calling debugging dumps.
23753 (delete_mem_sym_stats): New.
23754 (delete_mem_ref_stats): New.
23755 (init_mem_ref_stats): New.
23756 (init_alias_info): Call it.
23757 (maybe_create_global_var): Remove alias_info argument.
23758 Get number of call sites and number of pure/const call sites
23759 from gimple_mem_ref_stats().
23760 (dump_alias_info): Call dump_memory_partitions first.
23761 (dump_points_to_info_for): Show how many times a pointer has
23763 * opts.c (decode_options): For -O2 set --param
23764 max-aliased-vops to 500.
23765 For -O3 set --param max-aliased-vops to 1000 and --param
23766 avg-aliased-vops to 3.
23767 * fortran/options.c (gfc_init_options): Remove assignment to
23769 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23770 * tree-dfa.c (dump_variable): Dump memory reference
23772 Dump NO_ALIAS* settings.
23773 (referenced_var_lookup): Tidy.
23774 (mem_sym_stats): New.
23775 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23776 and ORIG are different SSA names for a memory partition.
23777 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23778 * tree-flow.h (struct mem_sym_stats_d): Define.
23779 (mem_sym_stats_t): Define.
23780 (struct mem_ref_stats_d): Define.
23781 (struct gimple_df): Add field mem_ref_stats.
23782 (enum noalias_state): Define.
23783 (struct var_ann_d): Add bitfield noalias_state.
23784 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23785 debug_mem_ref_stats, debug_memory_partitions,
23786 debug_mem_sym_stats): Declare.
23787 * tree-ssa-structalias.c (update_alias_info): Update call
23788 sites, pure/const call sites and asm sites in structure
23789 returned by gimple_mem_ref_stats.
23790 Remove local variable IS_POTENTIAL_DEREF.
23791 Increase NUM_DEREFS if the memory expression is a potential
23793 Call update_mem_sym_stats_from_stmt.
23794 If the memory references memory, call
23795 update_mem_sym_stats_from_stmt for all the direct memory
23796 symbol references found.
23797 (intra_create_variable_infos): Set noalias_state field for
23798 pointer arguments according to the value of
23799 flag_argument_noalias.
23800 * tree-ssa-structalias.h (struct alias_info): Remove fields
23801 num_calls_found and num_pure_const_calls_found.
23802 (update_mem_sym_stats_from_stmt): Declare.
23803 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23804 Set default value to 100.
23805 (PARAM_AVG_ALIASED_VOPS): Define.
23807 2007-04-11 Richard Guenther <rguenther@suse.de>
23809 PR middle-end/31530
23810 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23811 a * -b + c as c - a * b if we honor sign dependent rounding.
23813 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23815 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23816 bfin_expand_strmov.
23817 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23818 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23820 (initialize_trampoline): Don't use old-style function definition.
23821 (bfin_secondary_reload): Mark IN_P argument as unused.
23823 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23825 PR tree-optimization/31343
23826 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23827 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23828 * testsuite/gcc.dg/vect/pr31343.c: New.
23830 2007-04-10 Eric Christopher <echristo@apple.com>
23832 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23833 * config/i386/i386.md (*cmpfp0): Use.
23834 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23835 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23836 (fix_trunc<mode>_i386_fisttp): Ditto.
23837 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23838 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23839 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23840 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23841 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23842 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23843 (unnamed_splitters): Ditto.
23844 * config/i386/i386.c (output_fix_trunc): Assert that
23845 we're not being passed a TFmode operand.
23847 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23849 PR tree-optimization/31526
23850 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23851 n_basic_blocks to find newly added blocks.
23853 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23855 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23857 (fix_trunc<mode>si_sse): Ditto.
23858 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23859 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23860 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23861 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23862 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23863 expander using SSEMODEF mode macro.
23864 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23865 expander using SSEMODEF mode macro.
23866 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23867 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23868 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23869 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23870 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23871 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23872 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23873 Macroize insn using X87MODEF mode macro.
23875 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23877 * config/i386/sse.md (sse2_pinsrw): Removed.
23878 (sse2_pextrw): Renamed to ...
23879 (*sse2_pextrw): This.
23881 2007-04-09 Jan Hubicka <jh@suse.cz>
23884 * config/i386/sse.md
23885 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23886 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23887 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23888 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23890 2007-04-09 Jan Hubicka <jh@suse.cz>
23892 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23893 multiple fields of union.
23895 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23897 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23898 (create_preheaders): Check that loops are available.
23899 (fix_loop_structure): Clean up, improve comments.
23900 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23901 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23903 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23904 * predict.c (tree_estimate_probability): Do not call
23905 calculate_dominance_info. Call create_preheaders.
23906 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23907 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23909 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23910 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23911 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23912 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23915 2007-04-08 Jan Hubicka <jh@suse.cz>
23917 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23918 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23919 * fold-const.c (fold_unary): Use it.
23921 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23923 * varasm.c (assemble_variable): Remove call to
23924 lang_hooks.decls.prepare_assemble_variable.
23925 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23926 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23927 * langhooks.h (lang_hooks_for_decls): Remove
23928 prepare_assemble_variable.
23930 2007-04-08 Mike Stump <mrs@apple.com>
23932 * config/i386/i386.c: Use inc/dec on Core2.
23934 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23936 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23937 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23938 lhd_tree_inlining_end_inlining): Remove.
23939 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23940 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23941 end_inlining hooks.
23942 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23943 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23944 lhd_tree_inlining_end_inlining): Remove prototypes.
23945 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23946 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23947 LANG_HOOKS_TREE_INLINING_START_INLINING,
23948 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23950 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23953 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23956 * config/avr/predicates.md (io_address_operand): Delete predicate.
23957 (low_io_address_operand): Don't use 'mode' argument.
23958 (higth_io_address_operand): Rename ...
23959 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23960 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23963 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23965 Revert change removing staticp.
23967 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23970 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23973 2007-04-07 Bruce Korb <bkorb@gnu.org>
23975 * c.opt: Add -Wformat-contains-nul.
23976 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23978 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23979 the NUL byte warning.
23981 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23983 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23985 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23987 * tree.c (staticp): No longer use staticp langhook.
23988 * langhooks.c (lhd_staticp): Removed.
23989 * langhooks.h (struct lang_hooks): Remove staticp.
23990 * c-common.c (c_staticp): Remove.
23991 * c-common.h (c_staticp): Ditto.
23992 * langhooks-defs.h (lhd_staticp): Ditto.
23993 (LHD_HOOKS_STATICP): Ditto
23994 * tree.h (gcc_assert_lowered): New macro.
23996 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23998 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23999 argument "reliable".
24000 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
24001 Add argument "reliable". Propagate it through calls.
24002 (infer_loop_bounds_from_undefined): Derive number of iterations
24003 estimates from references in blocks that do not dominate loop latch.
24004 (gcov_type_to_double_int): New function.
24005 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
24006 and expected_loop_iterations_unbounded.
24007 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
24008 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
24009 * tree-data-ref.c (estimated_loop_iterations): Export.
24010 (get_references_in_stmt): Fix -- do not return addresses of local
24012 * cfgloop.h (expected_loop_iterations_unbounded,
24013 estimated_loop_iterations): Declare.
24015 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
24017 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
24019 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24021 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
24022 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
24023 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
24024 Use output_387_reg_move().
24025 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
24026 expander using X87MODEF12 mode macro.
24027 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
24028 choosing register preferences. Use output_387_reg_move().
24029 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
24030 instead of "x". Use output_387_reg_move().
24031 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
24032 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
24033 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
24034 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
24035 Use output_387_reg_move().
24036 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
24038 (*truncxf?f_i387 splitter): Ditto.
24040 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24042 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
24043 LANG_HOOKS_SAFE_FROM_P.
24044 * expr.c (safe_from_p): Remove langhook call.
24045 * langhooks.h (lang_hooks): Remove safe_from_p.
24046 (lhd_safe_from_p): Remove prototype.
24047 * langhooks.c (lhd_safe_from_p): Remove.
24049 2007-04-06 Jan Hubicka <jh@suse.cz>
24051 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
24054 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24056 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
24057 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
24058 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
24059 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
24061 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
24062 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
24064 2007-04-05 Richard Henderson <rth@redhat.com>
24066 * config/alpha/alpha.c (print_operand) [+]: Remove.
24067 (alpha_end_function): Print nop if call at end of function.
24068 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
24069 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
24070 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
24071 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
24072 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
24073 the call pattern. Update peepholes to match.
24075 2007-04-05 Janis Johnson <janis187@us.ibm.com>
24077 * doc/extend.texi (Other Builtins): Add decimal float variants
24079 * builtins.def: Ditto.
24080 * builtins.c (expand_builtin): Ditto.
24082 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
24083 H.J. Lu <hongjiu.lu@intel.com>
24086 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
24087 of V8HImode when calling ix86_binary_operator_ok.
24088 (sse2_pmaddwd): Call ix86_binary_operator_ok.
24089 (sdot_prodv8hi): Operands 1 and 2 must be register.
24091 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24093 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
24094 initialize align to silence bogus warning.
24096 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24098 PR middle-end/22156
24099 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
24101 (struct sra_walk_fns): Remove use_all parameter from use.
24102 (sra_hash_tree): Handle BIT_FIELD_REFs.
24103 (sra_elt_hash): Don't hash bitfld blocks.
24104 (sra_elt_eq): Skip them in parent compares as well. Handle
24106 (sra_walk_expr): Don't maintain or pass down use_all_p.
24107 (scan_use): Remove use_all parameter.
24108 (scalarize_use): Likewise. Re-expand assignment to
24109 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
24110 output, and re-scalarize after output. Don't mark anything
24112 (scalarize_ldst): Adjust.
24113 (scalarize_walk_gimple_modify_statement): Likewise.
24114 (build_element_name_1): Handle BIT_FIELD_REFs.
24115 (instantiate_element): Don't warn for any element whose parent
24116 is used as a whole.
24117 (instantiate_missing_elements_1): Return the sra_elt.
24118 (canon_type_for_field): New.
24119 (try_instantiate_multiple_fields): New.
24120 (instantiate_missing_elemnts): Use them.
24121 (mark_no_warning): Removed.
24122 (generate_one_element_ref): Handle BIT_FIELD_REFs.
24123 (REPLDUP, sra_build_elt_assignment): New.
24124 (generate_copy_inout): Use them.
24125 (generate_element_copy): Likewise. Handle bitfld differences.
24126 (generate_element_zero): Don't recurse for blocks. Use
24127 sra_build_elt_assignment.
24128 (generate_one_element_int): Take elt instead of var. Use
24129 sra_build_elt_assignment.
24130 (generate_element_init_1): Adjust.
24131 (scalarize_use, scalarize_copy): Use REPLDUP.
24132 (scalarize_ldst): Move assert before dereference.
24133 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
24135 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24137 * regmove.c: Fix unused variable warnings due to previous commit.
24139 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24141 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
24142 (regmove_bb_head): Remove.
24143 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
24144 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
24145 problems with fixup_match_1.
24146 Don't initialize/free regmove_bb_head.
24148 (reg_is_remote_constant_p): If an insn is in the same basic block
24149 but not before INSN, consider it remote, too.
24151 2007-04-05 Anatoly Sokolov <aesok@post.ru>
24154 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
24155 DECL_ASSEMBLER_NAME, not the DECL_NAME.
24157 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
24159 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
24160 (CONDITIONAL_REGISTER_USAGE): Likewise.
24162 2007-04-04 Richard Henderson <rth@redhat.com>
24164 * config/alpha/lib1funcs.asm: Remove unused file.
24166 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24169 * opts.c (print_specific_help): Fix --help=<language>
24171 (common_handle_option): Support --help=common.
24173 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24176 * gcc.c (main): Do not run the linker if
24177 print_subprocess_help indicates that it shouldn't be
24180 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24183 * doc/invoke.texi (--help=): Document <languages> value, fix
24184 formatting in tables of values.
24186 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
24188 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
24189 dllimport attribute of virtual methods.
24191 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
24193 * config/score/crti.asm: Change _bss_start to __bss_start.
24194 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
24195 (OUTGOING_REG_PARM_STACK_SPACE) update.
24196 * config/score/score.opt: add options to make backend support
24197 score5, score5u, score7 and score7d.
24198 * config/score/score.md: Likewise.
24199 * config/score/misc.md: Likewise.
24200 * config/score/mac.md: Likewise.
24201 * doc/invoke.texi: Likewise.
24202 * doc/md.texi: update constraints define.
24204 2007-04-03 Richard Henderson <rth@redhat.com>
24206 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
24207 an appropriate type, use the mode instead.
24209 2007-04-03 Richard Sandiford <richard@codesourcery.com>
24211 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
24212 Set the default --with-arch setting to mips2.
24213 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
24214 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
24215 (MULTILIB_OSDIRNAMES): Delete.
24216 (MULTILIB_DIRNAMES): Define.
24217 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
24218 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
24219 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
24220 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
24221 VXWORKS_OS_CPP_BUILTINS.
24222 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
24223 (MIPS_DEBUGGING_INFO): Undefine.
24224 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
24226 2007-04-03 Jakub Jelinek <jakub@redhat.com>
24228 PR middle-end/30704
24229 * fold-const.c (native_encode_real): Encode real.c provided longs
24230 as a series of 32-bit native integers.
24231 (native_interpret_real): Interpret buffer as a series of 32-bit
24234 2007-04-03 Richard Guenther <rguenther@suse.de>
24236 * genpreds.c (write_insn_constraint_len): Write function
24237 optimized for CONSTRAINT_LEN implementation.
24238 (write_tm_preds_h): Output insn_constraint_len inline and
24239 use it for CONSTRAINT_LEN.
24240 (write_insn_preds_c): Don't output insn_constraint_len.
24241 * doc/md.texi (define_register_constraint): Document multi-letter
24242 constraints shall have the same length if they start with the same
24245 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24248 * config/i386/i386.md (isinf<mode>2): Expand only when
24249 TARGET_C99_FUNCTIONS is set.
24251 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24253 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
24254 (x86_64-*-linux*): Ditto.
24255 * config/i386/i386.opt (mpc): New option.
24256 * config/i386/i386.c (overrride_options): Handle
24257 ix87_precision_string.
24258 * config/i386/crtprec.c: New file.
24259 * config/i386/t-crtpc: Ditto.
24260 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
24261 and -mpc80 options.
24262 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
24263 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
24264 crtprec32.o, crtprec64.o and crtprec80.o.
24266 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
24267 and -mpc80 options.
24268 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
24270 2007-04-02 Eric Christopher <echristo@apple.com>
24272 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
24273 limitations on darwin.
24275 2007-04-02 Anatoly Sokolov <aesok@post.ru>
24278 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
24280 2007-04-02 Dave Korn <dave.korn@artimi.com>
24282 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
24284 2007-04-02 Dave Korn <dave.korn@artimi.com>
24286 * libgcc2.h (exception_descriptor): Don't forward-declare.
24287 (__get_eh_table_language, __get_eh_table_version): Delete
24288 prototypes of long-dead functions.
24290 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
24292 * ebitmap.h: New file
24293 * ebitmap.c: New file
24294 * Makefile.in (ebitmap.o): New target.
24296 2007-04-01 Jan Hubicka <jh@suse.cz>
24298 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
24299 before very first instruction.
24301 2007-04-01 Jan Hubicka <jh@suse.cz>
24303 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
24304 waring on 64bit hosts.
24305 * bitmap.h: Fix typo in bitmap_head_def.
24307 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
24309 PR rtl-optimization/31391
24310 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
24311 into a DELETED_LABEL note, and the label is in an empty basic
24312 block, update BB_END as well as BB_HEAD.
24314 2007-04-01 Richard Henderson <rth@redhat.com>
24316 PR tree-optimization/31169
24317 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
24318 to varying if the range is outside [0, prec-1].
24320 2007-04-01 Richard Sandiford <richard@codesourcery.com>
24323 * config/mips/mips.md (load_const_gp): New insn.
24324 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
24325 the MIPS16 GP pseudo register if no_new_pseudos.
24326 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
24328 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
24331 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
24333 (call_value): Likewise.
24335 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
24336 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24339 * doc/invoke.texi: (optimization options): Reword description
24340 of -ffast-math. Document its primary purpose.
24342 2007-03-31 Richard Guenther <rguenther@suse.de>
24344 * omp-low.c (splay-tree.h): Include.
24345 (lookup_decl): Replace splay-tree usage by pointer-map.
24346 (maybe_lookup_decl): Likewise.
24347 (new_omp_context): Likewise.
24348 (delete_omp_context): Likewise.
24349 * gimplify.c (splay-tree.h): Include.
24350 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
24352 (remap_ssa_name): Likewise.
24353 (remap_decl): Likewise.
24354 (remap_type_1): Likewise.
24355 (remap_type): Likewise.
24356 (copy_body_r): Likewise.
24357 (expand_call_inline): Likewise.
24358 (clone_body): Likewise.
24359 (copy_tree_r): Likewise.
24360 (remap_save_expr): Likewise.
24361 (unsave_r): Likewise.
24362 (unsave_expr_now): Likewise.
24363 (tree_function_versioning): Likewise.
24364 (build_duplicate_type): Likewise.
24365 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24366 (struct copy_body_data): Replace splay-tree by pointer-map.
24367 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24368 not $(SPLAY_TREE_H).
24369 (gimplify.o): Depend on $(SPLAY_TREE_H).
24370 (omp-low.p): Likewise.
24372 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24374 * config/avr/predicates.md (even_register_operand,
24375 odd_register_operand): New predicates.
24376 * config/avr/avr.md (movw peephole2): New.
24377 (movw_r peephole2): New.
24379 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24381 * tree.h (get_signed_or_unsigned_type): New.
24382 * fold-const.c (operand_equal_for_comparison_p): Use
24383 get_signed_or_unsigned_type instead of
24384 lang_hooks.types.signed_or_unsigned_type.
24385 * expr.c (store_expr): Ditto.
24386 * langhooks.c (get_signed_or_unsigned_type): New.
24387 (lhd_signed_or_unsigned_type): New.
24388 * langhooks.h (lhd_signed_or_unsigned_type): New.
24389 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24391 2007-03-30 Richard Henderson <rth@redhat.com>
24393 * tree-ssa-loop-ivopts.c: Include target.h.
24394 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24395 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24396 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24397 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24399 2007-03-30 Richard Henderson <rth@redhat.com>
24400 Kai Tietz <kai.tietz@onevision.com>
24402 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24403 default for 64-bit.
24404 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24405 (TARGET_64BIT_MS_ABI): New.
24406 (DBX_REGISTER_NUMBER): Handle 64-bit.
24407 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24408 (LONG_TYPE_SIZE): Force to 32.
24409 (REG_PARM_STACK_SPACE): New.
24410 (OUTGOING_REG_PARM_STACK_SPACE): New.
24411 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24412 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24413 (STACK_BOUNDARY): Use 128 for 64-bit.
24414 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24415 Add 64-bit implementation.
24416 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24418 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24419 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24420 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24421 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24422 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24423 TARGET_64BIT_MS_ABI.
24424 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24425 (ix86_pass_by_reference): Likewise.
24426 (ix86_function_value_regno_p): Likewise.
24427 (ix86_build_builtin_va_list): Likewise.
24428 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24429 (function_arg_advance_ms_64): New.
24430 (function_arg_advance): Call it.
24431 (function_arg_ms_64): New.
24432 (function_arg): Call it.
24433 (function_value_ms_64): New.
24434 (ix86_function_value_1): Call it.
24435 (return_in_memory_ms_64): New.
24436 (ix86_return_in_memory): Call it.
24437 (setup_incoming_varargs_ms_64): New.
24438 (ix86_setup_incoming_varargs): Call it.
24439 (ix86_expand_prologue): Handle 64-bit stack probing.
24440 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24441 (output_pic_addr_const): Likewise.
24442 (x86_this_parameter): Likewise.
24443 (x86_output_mi_thunk): Likewise.
24444 (x86_function_profiler): Likewise.
24445 (TARGET_STRICT_ARGUMENT_NAMING): New.
24446 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24447 (TARGET_64BIT_MS_ABI): New.
24448 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24449 * config/i386/i386.md (allocate_stack_worker): Remove.
24450 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24451 describe the clobber of eax without a match_scratch.
24452 (allocate_stack_worker_postreload): Remove.
24453 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24454 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24455 (allocate_stack_worker_rex64_postreload): Remove.
24456 (allocate_stack): Handle 64-bit.
24457 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24458 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24459 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24460 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24461 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24462 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24463 * config.build (x86_64-*-mingw*): New host.
24464 * config.host (x86_64-*-mingw*): New host.
24465 * config.gcc (x86_64-*-mingw*): New target.
24466 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24468 2007-03-30 Richard Henderson <rth@redhat.com>
24469 Kai Tietz <kai.tietz@onevision.com>
24471 * c-pragma.c (struct def_pragma_macro_value): New.
24472 (struct def_pragma_macro): New.
24473 (pushed_macro_table): New.
24474 (dpm_hash, dpm_eq): New.
24475 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24476 (init_pragma): Install them.
24477 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24479 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24481 * config/avr/avr.c (avr_override_options): Clear
24482 'flag_delete_null_pointer_checks'.
24484 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24487 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24488 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24489 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24490 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24491 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24492 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24493 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24495 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24497 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24499 * regmove.c: Move all of pass_stack_adjustments from here...
24500 * combine-stack-adj.c: ...to this new file.
24501 * Makefile.in: Add rules for combine-stack-adj.o.
24503 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24505 PR tree-optimization/31383
24506 * tree-data-ref.c (affine_function_equal_p): Do not require the
24507 vectors to have the same length.
24509 2007-03-30 Jan Hubicka <jh@suse.cz>
24511 PR middle-end/30700
24512 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24513 availablility; add more sanity checking; ask varpool only about
24516 2007-03-29 Richard Henderson <rth@redhat.com>
24518 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24519 to decide, but __SIZEOF_LONG_LONG__.
24521 2007-03-29 Richard Henderson <rth@redhat.com>
24523 * emutls.c (struct __emutls_array): New.
24524 (emutls_destroy): Use it instead of casting element 0 from void*.
24525 (__emutls_get_address): Likewise.
24527 2007-03-29 Richard Henderson <rth@redhat.com>
24529 * varasm.c (initializer_constant_valid_p): Don't deny
24530 DECL_DLLIMPORT_P on functions.
24532 * config/i386/cygming.h: Remove function declarations.
24533 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24534 (ASM_OUTPUT_LABELREF): Remove.
24535 (COMMON_ASM_OP): Remove.
24536 (ASM_OUTPUT_COMMON): Remove.
24537 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24538 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24539 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24540 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24541 Rename from TARGET_ENCODE_SECTION_INFO.
24542 * config/i386/netware.h: Likewise.
24543 * config/i386/i386-protos.h: Update.
24544 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24545 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24546 (legitimate_constant_p): Reject dllimports.
24547 (dllimport_map, get_dllimport_decl): New.
24548 (legitimize_dllimport_symbol): New.
24549 (legitimize_address, ix86_expand_move): Use it.
24550 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24551 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24552 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24553 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24554 * config/i386/predicates.md (constant_call_address_operand): Only
24555 accept symbols; reject dllimport_p symbols.
24556 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24557 i386_pe_maybe_record_exported_symbol.
24558 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24559 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24560 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24561 trust the setting of DECL_DLLIMPORT_P.
24562 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24563 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24564 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24565 tidy the argument scanning loop.
24566 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24567 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24568 (i386_pe_strip_name_encoding): Remove.
24569 (i386_pe_binds_local_p): New.
24570 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24571 (i386_pe_output_labelref): Remove.
24572 (i386_pe_asm_output_aligned_decl_common): New.
24573 (i386_pe_maybe_record_exported_symbol): Rename from
24574 i386_pe_record_exported_symbol; check for dllexported symbols.
24576 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24578 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24579 add comment explaining why vsnprintf cannot be used.
24581 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24583 PR tree-optimization/30666
24584 * tree.c (build_complex_type): When creating type names for DWARF2
24585 debug info, create TYPE_DECLs for TYPE_NAME instead of
24587 (build_common_tree_nodes_2): Use build_complex_type when building
24588 predefined complex types, to preserve canonical types.
24590 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24592 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24593 (noce_get_alt_condition): Look at it to determine whether to
24594 reverse the condition or not.
24595 (noce_get_condition): Substitute the truth for lies.
24596 (noce_find_if_block): Set the then_else_reversed field.
24598 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24600 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24601 destination of this insn.
24602 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24603 than calling gen_rtx_SET directly. Use r0 to hold the value of
24604 'address + 4' rather than a stack based temporary which can be
24605 mis-optimized away.
24607 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24609 * config/s390/s390.c (s390_secondary_input_reload_class,
24610 s390_secondary_output_reload_class): Functions removed.
24611 (s390_secondary_reload): New function.
24612 (TARGET_SECONDARY_RELOAD): Target macro defined.
24613 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24614 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24615 * config/s390/s390.md ("reload_outti", "reload_outdi",
24616 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24617 "reload_out<mode>"): Expanders removed.
24618 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24619 "reload<mode>_nonoffmem_out"): Expanders added.
24621 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24623 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24624 action if SRC->DEST replacement failed anyway.
24626 2007-03-28 Mike Stump <mrs@apple.com>
24628 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24629 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24630 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24632 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24634 * config.gcc: Accept barcelona as a variant of amdfam10.
24635 * config/i386/i386.c (override_options): Likewise.
24636 * doc/invoke.texi: Likewise.
24638 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24640 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24641 offsets for BIT_FIELD_REF and COMPONENT_REF.
24643 2007-03-28 Richard Guenther <rguenther@suse.de>
24645 * tree.c (is_global_var): Move ...
24646 * tree-flow-inline.h (is_global_var): ... here.
24647 * tree.h (is_global_var): Remove declaration.
24649 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24651 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24653 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24654 * config/i386/i386.c (ix86_tune_features): Initialize new
24656 * config/i386/predicates.md (promotable_binary_operator): Use
24657 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24659 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24662 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24664 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24666 * config/fr30/fr30.md (movsi_internal): Change destination
24667 constraint from m to V and add m to the end.
24669 2007-03-28 Christian Bruel <christian.bruel@st.com>
24671 * config/sh/sh.md (movsi_i): Fix type attribute.
24673 2007-03-28 Christian Bruel <christian.bruel@st.com>
24675 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24676 (movsf_ie): Likewise.
24678 2007-03-28 Christian Bruel <christian.bruel@st.com>
24680 * config.gcc: Add sh4-300 to multilib.
24681 * config/sh/t-mlib-sh4-300: New file.
24683 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24685 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24686 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24687 fix_trunc<mode>di2.
24688 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24689 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24690 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24691 "fixuns_trunctddi2"): Whitespace fix.
24693 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24695 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24696 the definition of struct sh_args.
24697 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24698 CALL_COOKIE_INT_REG_GET): Likewise.
24700 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24702 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24703 transformations are applied successfully.
24705 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24707 * tree.c (tree_contains_struct): Permit 512 tree codes.
24708 * tree.h (tree_contains_struct): Ditto.
24709 (MAX_TREE_CODES): Ditto.
24710 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24711 SPARE member to store remaining padding bits.
24713 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24715 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24718 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24720 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24721 * configure: Regenerate.
24723 * configure: Regenerate using the correct version of autoconf.
24725 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24727 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24729 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24730 regs to "__SP_L__" and "__SP_H__".
24732 2007-03-27 Richard Guenther <rguenther@suse.de>
24734 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24735 computations with it with a HOST_WIDE_INT variable.
24737 2007-03-26 Mike Stump <mrs@apple.com>
24739 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24740 objective-c-header, objective-c++-header and objc++-cpp-output
24742 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24744 2007-03-26 Richard Henderson <rth@redhat.com>
24747 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24748 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24749 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24750 IX86_BUILTIN_PSRLQ128): New.
24751 (ix86_init_mmx_sse_builtins): Add them.
24752 (ix86_expand_builtin): Expand them.
24753 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24754 operand 2 be TImode.
24755 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24756 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24757 _mm_srli_epi64): Mark __B const.
24758 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24759 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24760 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24761 new two-vector shift builtins.
24763 2007-03-26 Ian Lance Taylor <iant@google.com>
24765 PR tree-optimization/31345
24766 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24767 [+INF, +INF(OVF)] into VARYING.
24769 2007-03-26 Zack Weinberg <zackw@panix.com>
24771 * gengtype-parse.c: New file.
24772 * gengtype-yacc.y: Delete.
24773 * gengtype-lex.l: Don't include gengtype-yacc.h.
24774 Define YY_DECL and yyterminate appropriately for recursive
24775 descent parser. yylval is now a string out-parameter to yylex.
24776 (HWS, EOID): New shorthand.
24777 (IWORD): Add a couple more types.
24778 (yylex): Add a setup stanza. Remove the complex rules for
24779 detecting GTY'ed types and typedefs; replace with simple
24780 keyword detectors. Adjust everything for the changed
24781 definition of yylval. Ignore all pp-directives, not just #define.
24783 (parse_file): Rename yybegin; do not call yyparse.
24785 * gengtype.c (xasprintf): Export again.
24786 (this_file): New. Use everywhere __FILE__ was being used.
24787 (get_lang_bitmap): Special case types defined in gengtype.c.
24788 (do_typedef, new_structure): Suppress definition of certain types.
24789 (new_structure): Improve diagnostics of duplicate definitions.
24790 Make sure location_s is associated with input.h.
24791 (nreverse_pairs, define_location_structures): New functions.
24792 (main): Improve tagging of kludge types. Remove old kludges
24793 for input.h types; use define_location_structures.
24794 * gengtype.h: Update prototypes. Define token codes here.
24795 * Makefile.in: Remove all references to gengtype-yacc.
24796 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24798 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24799 add GTY((skip)) to the field that's only conditionally there.
24800 * doc/install.texi: Document that Bison is no longer required
24801 unless building treelang.
24803 * gengtype.c: Don't include gtyp-gen.h.
24804 (srcdir): Declare here.
24805 (base_files, lang_dir_names): Allocate dynamically.
24806 (gt_files, num_gt_files, num_lang_dirs): New globals.
24807 (measure_input_list, read_input_line, read_input_list)
24808 (set_lang_bitmap): New functions.
24809 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24810 simplify, relying on read_input_list to set up the bitmaps.
24811 (main): Arguments are no longer unused. Check for correct number
24812 of command line arguments, set srcdir and srcdir_len, then call
24813 read_input_list, before doing anything else. No need to worry
24814 about duplicates in main loop.
24815 * configure.ac: Simplify the calculation of all_gtfiles.
24816 Put language tags in there. Don't set or substitute
24817 all_gtfiles_files_langs or all_gtfiles_files_frags.
24818 * Makefile.in: Revamp the way gengtype is invoked, now that it
24819 takes a file on its command line with a much simpler format.
24820 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24821 (GTFILES): Remove duplicates and C source files.
24822 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24823 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24824 * configure: Regenerate.
24826 * gengtype.h: Remove all type definitions to gengtype.c; leave
24827 only definitions of options_p, type_p, and pair_p as opaque
24828 pointers. Update prototypes.
24829 * gengtype.c: Many type definitions moved here from gengtype.h.
24830 Consolidate type definitions at the top of the file.
24831 (xvasprintf): Delete.
24832 (xasprintf): Make static.
24833 (create_nested_pointer_option): Add 'next' parameter.
24834 (create_field_all, create_field_at): New functions.
24835 (create_field): Now a thin wrapper around create_field_all.
24836 (create_optional_field): Rename create_optional_field_ and add
24837 line argument. Original name is now a macro which supplies
24839 (oprintf): Use vsnprintf directly.
24840 (close_output_files): Use fatal rather than perror/exit.
24841 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24842 (main): Set progname. Don't use exit.
24843 * gengtype-yacc.y (struct_fields): Use create_field_at.
24844 (option, optionseqopt): Delete.
24845 (optionseq): Consolidate productions from option here so we
24846 can use the first argument to create_option.
24848 * gengtype-lex.l: Distinguish unions from structures in the
24849 token type. Don't call find_structure; return the tag as a string.
24850 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24851 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24852 string. Reorganize typedef_struct production accordingly.
24853 Use create_nested_ptr_option.
24854 * gengtype.c (create_nested_ptr_option): New function.
24855 * gengtype.h: Declare it.
24857 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24858 (string_type): Don't declare.
24859 (do_scalar_typedef): Declare.
24860 (create_scalar_type): Update prototype.
24861 * gengtype.c (string_type): Make static.
24862 (scalar_nonchar, scalar_char): New.
24863 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24864 (resolve_typedef): Use scalar_nonchar for error recovery.
24865 (create_scalar_type): Remove name_len field. Return scalar_char
24866 or scalar_nonchar as appropriate.
24867 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24868 to use string_type.
24869 (throughout): Use scalar_nonchar instead of calling
24870 create_scalar_type, whenever possible.
24871 (main): Initialize scalar_char and scalar_nonchar before calling
24873 * gengtype-lex.l: Adjust for removal of second argument to
24874 create_scalar_type. Use yylval.s instead of yylval.t when
24876 * gengtype-yacc.y: Type of SCALAR is string. Call
24877 create_scalar_type from type:SCALAR rule. Adjust for removal of
24878 second argument to create_scalar_type.
24880 * vec.h: Remove all #if IN_GENGTYPE blocks.
24881 Add comment saying that changes may require adjustments to gengtype.
24882 * gengtype.c: Don't include coretypes.h or tm.h.
24883 Add comment to inclusion of errors.h.
24884 (note_def_vec, note_def_vec_alloc): New functions.
24885 * gengtype.h: Declare new functions.
24886 * gengtype-lex.l: Don't include coretypes.h.
24887 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24889 (update_lineno): Remove unnecessary prototype.
24890 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24891 (VEC rule): Just return VEC_TOKEN.
24892 * gengtype-yacc.y (VEC_TOKEN): New token type.
24893 (type): Add a production for VEC(a,b).
24894 * Makefile.in: Update dependencies.
24896 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24897 typedefs that use the old PARAMS macro.
24899 * gengtype-lex.l: Remove all rules and states relating to yacc
24901 * gengtype-yacc.y: Similarly.
24902 * gengtype.c (note_yacc_type): Delete function.
24903 * gengtype.h: Update prototypes.
24905 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24907 * tree-pretty-print.c (dump_generic_node): Report precision of
24908 unnamed integer types.
24910 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24912 * ifcvt.c (noce_try_store_flag_constants): Don't check
24913 no_new_pseudos here.
24914 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24915 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24916 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24917 noce_try_sign_mask): Likewise.
24918 (if_convert): Check no_new_pseudos here.
24920 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24922 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24923 (noce_get_condition): Handle new then_else_reversed argument.
24924 (noce_init_if_info): Remove, fold into noce_find_if_block.
24925 (noce_process_if_block): Take a struct noce_if_info as the
24926 argument. Don't set up one based on ce_if_info. Update pointer
24927 references accordingly.
24928 (cond_move_process_if_block): Likewise.
24929 (process_if_block): Removed.
24930 (find_if_block): Removed. Move functionality two new functions,
24931 noce_find_if_block and cond_exec_find_if_block.
24932 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24933 blocks and the symmetric IF-ELSE-JOIN case.
24934 (cond_exec_find_if_block): Also new function mostly based on old
24935 find_if_block and process_if_block.
24936 (find_if_header): Replace find_if_block call with separately
24937 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24938 (find_cond_trap): Update noce_get_condition call.
24939 (dead_or_predicable): Likewise.
24941 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24943 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24945 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24946 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24947 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24948 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24949 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24950 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24951 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24952 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24953 __builtin_ia32_psrad128 builtins.
24955 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24957 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24958 * config/i386/constraints.md
24959 (define_constraint "I"): Use IN_RANGE macro.
24960 (define_constraint "J"): Ditto.
24961 (define_constraint "K"): Ditto.
24962 (define_constraint "M"): Ditto.
24963 (define_constraint "N"): Ditto.
24964 (define_constraint "O"): Ditto.
24965 * config/i386/predicates.md
24966 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24967 (define_predicate "const_0_to_3_operand"): Ditto.
24968 (define_predicate "const_0_to_7_operand"): Ditto.
24969 (define_predicate "const_0_to_15_operand"): Ditto.
24970 (define_predicate "const_0_to_63_operand"): Ditto.
24971 (define_predicate "const_0_to_255_operand"): Ditto.
24972 (define_predicate "const_1_to_31_operand"): Ditto.
24973 (define_predicate "const_2_to_3_operand"): Ditto.
24974 (define_predicate "const_4_to_7_operand"): Ditto.
24976 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24978 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24979 in SImode for save_world.
24980 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24983 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24985 PR tree-optimization/30784
24986 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24989 2007-03-25 Revital Eres <eres@il.ibm.com>
24991 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24992 Fold movement_possibility function into it.
24994 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24996 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24997 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24998 (call_indirect_nonlocal_darwin64): Same.
24999 (call_nonlocal_darwin64): Same.
25000 (call_value_indirect_nonlocal_darwin64): Same.
25001 (call_value_nonlocal_darwin64): Same.
25002 (sibcall_nonlocal_darwin64): Same.
25003 (sibcall_value_nonlocal_darwin64): Same.
25004 (sibcall_symbolic_64): Same.
25005 (sibcall_value_symbolic_64): Same.
25006 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
25008 (rs6000_emit_load_toc_table): Same.
25009 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
25010 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
25012 (divss_call): Same.
25013 (divus_call): Same.
25014 (quoss_call): Same.
25015 (quous_call): Same.
25016 (load_toc_v4_pic_si): Same
25017 (load_toc_v4_PIC_1): Same.
25018 (load_toc_v4_PIC_1b): Same.
25019 (call_indirect_aix{32,64}): Same.
25020 (call_value_indirect_aix{32,64}): Same.
25022 (call_value): Same.
25023 (call_local{32,64}): Same.
25024 (call_value_local{32,64}): Same.
25025 (call_indirect_nonlocal_aix{32,64}): Same.
25026 (call_nonlocal_aix{32,64}): Same.
25027 (call_value_indirect_nonlocal_aix{32,64}): Same.
25028 (call_value_nonlocal_aix{32,64}): Same.
25029 (call_indirect_nonlocal_sysv<mode>): Same.
25030 (call_nonlocal_sysv<mode>): Same.
25031 (call_value_indirect_nonlocal_sysv<mode>): Same.
25032 (call_value_nonlocal_sysv<mode>): Same.
25034 (sibcall_local{32,64}): Same.
25035 (sibcall_value_local{32,64}): Same.
25036 (sibcall_nonlocal_aix{32,64}): Same.
25037 (sibcall_value_nonlocal_aix{32,64}): Same.
25038 (sibcall_nonlocal_sysv<mode>): Same.
25039 (sibcall_value): Same.
25040 (sibcall_value_nonlocal_sysv<mode>): Same.
25042 2007-03-24 Paul Brook <paul@codesourcery.com>
25044 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
25045 * config/arm/linux-eabi.h: Remove legacy syscall hack.
25047 2007-03-24 Richard Henderson <rth@redhat.com>
25049 * config/ia64/constraints.md: New file.
25050 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
25051 satisfies_constraint_?.
25052 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
25053 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
25054 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
25055 ia64_output_mi_thunk): Likewise.
25056 (ia64_const_ok_for_letter_p): Remove.
25057 (ia64_const_double_ok_for_letter_p): Remove.
25058 (ia64_extra_constraint): Remove.
25059 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
25060 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
25061 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
25062 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
25063 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
25064 EXTRA_MEMORY_CONSTRAINT): Remove.
25065 * config/ia64/ia64.md: Include constriants.md. Replace
25066 CONST_OK_FOR_? with satisfies_constraint_?.
25068 2007-03-23 Michael Meissner <michael.meissner@amd.com>
25069 H.J. Lu <hongjiu.lu@intel.com>
25071 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
25073 (name macros): Use DPD_BID_NAME to convert names properly.
25075 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
25076 decimal floating point format.
25077 (init_floating_libfuncs): Change decimal functions so that they
25078 have a "bid_" prefix if the decimal system uses the BID format,
25079 and "dpd_" prefix if the decimal system uses the DPD format.
25080 (init_interclass_conv_libfuncs): Ditto.
25081 (init_intraclass_conv_libfuncs): Ditto.
25083 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25084 using the BID format.
25086 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25087 whether we are using the BID decimal format.
25088 * configure: Regenerate.
25090 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25091 the compiler has decimal floating point enabled. Define
25092 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25095 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25096 using the BID format.
25098 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25099 whether we are using the BID decimal format.
25100 * configure: Regenerate.
25102 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25103 the compiler has decimal floating point enabled. Define
25104 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25107 * doc/install.texi (--enable-decimal-float): Document BID and DPD
25108 options, and that it is enabled for i386/x86_64 systems.
25110 * Makefile.in (enable_decimal_float): New.
25112 (DECNUMINC): Add -I$(DECNUMFMT).
25113 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
25114 to $(DECNUMFMT) from $(DECNUM).
25116 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
25117 Substitute enable_decimal_float.
25118 * configure: Regenerated.
25121 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
25124 * configure.ac: Enable decimal float for x86_64-*-linux*.
25125 * configure: Regenerated.
25128 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
25129 decimal128ClearSign to flip and clear the sign bit in decimal128.
25130 (decimal_real_maxval): Set decimal128SetSign to set the sign
25133 2007-03-23 Ian Lance Taylor <iant@google.com>
25135 * fold-const.c (fold_binary): Correct warning for X - c >= X.
25137 2007-03-23 Ian Lance Taylor <iant@google.com>
25139 * tree-dump.c (dump_files): Correct comment.
25141 2007-03-23 Ian Lance Taylor <iant@google.com>
25143 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
25145 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
25147 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
25148 in cfglayout mode. Don't go into and out of cfglayout mode.
25149 Link the blocks in the order of the constructed traces.
25150 (rest_of_handle_tracer): Adjust call to tracer.
25151 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
25152 Don't go into cfglayout mode.
25153 (rtl_loop_done): Don't go out of cfglayout mode.
25154 * cfglayout.c (relink_block_chain): New function, split out from...
25155 (fixup_reorder_chain): ...here. Remove redundant checking.
25156 (cfg_layout_finalize): Don't clear the header, footer, and aux
25157 fields here, move the code to do so to relink_block_chain. Likewise
25158 for free_original_copy_tables.
25159 * rtl.h (tracer): Update prototype.
25160 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
25161 Assert we are in cfglayout mode. Don't go into and out of cfglayout
25162 mode. Use relink_block_chain to serialize the CFG according to the
25163 new basic block order. Move targetm.cannot_modify_jumps_p check from
25165 (gate_handle_reorder_blocks): ...to here.
25166 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
25168 (gate_duplicate_computed_gotos): ...to here.
25169 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
25170 something always changes when going into and out of cfglayout mode.
25171 Perform an expensive cfg cleanup while going into cfglayout mode.
25172 Always update liveness information on HAVE_conditional_execution
25173 targets. Reserialize the basic blocks and go out of cfglayout mode.
25174 * reg-stack.c: Include cfglayout.h.
25175 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
25176 the call to reorder_basic_blocks.
25177 * basic-block.h (reorder_basic_blocks): Update prototype.
25178 (relink_block_chain): New prototype.
25179 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
25181 2007-03-23 Joseph Myers <joseph@codesourcery.com>
25183 * config/mips/mips.md (type, hazard, *movdi_32bit,
25184 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
25185 *movhi_internal, *movqi_internal, *movsf_hardfloat,
25186 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
25187 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
25188 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
25190 (movcc): Change first xfer to multi.
25191 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
25192 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
25193 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
25194 config/mips/generic.md: Change reservations using "xfer" to use
25196 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
25197 using match_operand.
25198 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
25199 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
25201 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
25203 2007-03-22 Richard Henderson <rth@redhat.com>
25205 * config/i386/i386.c: Remove unnecessary function declarations.
25206 Move targetm definition, and all related macros, to the end of
25207 the file. Resort some functions to put definitions before uses.
25208 (ix86_attribute_table): Make static. Move to end of file.
25209 (ix86_gimplify_va_arg): Make static.
25211 2007-03-22 Richard Henderson <rth@redhat.com>
25213 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
25214 don't increase local_regparm with force_align_arg_pointer check.
25215 (ix86_function_sseregparm): Assert 32-bit.
25216 (type_has_variadic_args_p): New.
25217 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
25218 type_has_variadic_args_p.
25219 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
25220 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
25221 use memset instead. Do maybe_vaarg check first; skip attribute
25222 tests if true; skip attribute tests for 64-bit.
25223 (construct_container): Remove TARGET_DEBUG_ARG.
25224 (function_arg_advance_32, function_arg_advance_64): Split out ...
25225 (function_arg_advance): ... from here.
25226 (function_arg_32, function_arg_64): Split out ...
25227 (function_arg): ... from here.
25228 (ix86_pass_by_reference): Tidy.
25229 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
25230 (function_value_32): New, from parts of ix86_function_value
25231 and ix86_value_regno.
25232 (function_value_64): New, from parts of ix86_function_value
25233 and ix86_libcall_value.
25234 (ix86_function_value_1): New.
25235 (ix86_function_value, ix86_libcall_value): Use it.
25236 (return_in_memory_32, return_in_memory_64): Split out ...
25237 (ix86_return_in_memory): ... from here.
25238 (ix86_struct_value_rtx): Skip for 64-bit.
25239 (ix86_libcall_value, ix86_value_regno): Remove.
25240 (setup_incoming_varargs_64): Split out ...
25241 (ix86_setup_incoming_varargs): ... from here.
25242 (ix86_va_start): Remove TARGET_DEBUG_ARG.
25243 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
25244 * config/i386/i386-protos.h (ix86_function_value): Remove.
25245 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
25247 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25250 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
25251 infinities not supported, otherwise emit warning if -Woverflow. On
25252 underflow, emit warning if -Woverflow.
25253 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
25255 * real.h (real_from_string): Update declaration
25257 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
25258 Richard Henderson <rth@redhat.com>
25260 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
25261 * calls.c (compute_argument_block_size, expand_call,
25262 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
25263 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
25264 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
25265 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
25266 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
25267 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
25268 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
25269 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
25272 2007-03-22 Joseph Myers <joseph@codesourcery.com>
25274 * c-incpath.c (add_sysroot_to_chain): New.
25275 (merge_include_chains): Add sysroot argument. Call
25276 add_sysroot_to_chain if sysrooted.
25277 (register_include_chains): Update call to merge_include_chains.
25278 * doc/cppopts.texi: Document use of '=' in include directory
25281 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
25283 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
25284 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
25285 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
25286 insn pattern using X87MODEF12 mode macro.
25288 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
25290 * regmove.c (regmove_optimize): Use reg_mentioned_p
25291 instead of reg_overlap_mentioned_p for DST.
25293 2007-03-21 Mike Stump <mrs@apple.com>
25295 * c.opt: Fixup for Objective-C/C++.
25297 2007-03-21 Steve Ellcey <sje@cup.hp.com>
25299 * explow.c (convert_memory_address): Fold memory reference when
25300 POINTERS_EXTEND_UNSIGNED < 0
25302 2007-03-21 Richard Henderson <rth@redhat.com>
25305 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
25306 * config/i386/mmintrin.h (__m64): Likewise.
25307 * config/i386/xmmintrin.h (__m128): Likewise.
25309 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25311 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
25312 (VXWORKS_OS_CPP_BUILTINS): Define.
25313 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
25314 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
25316 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25318 * rtl.h (constant_pool_reference_p): Delete.
25319 (find_constant_src): Declare.
25320 * rtlanal.c (find_constant_src): New function.
25321 * simplify-rtx.c (constant_pool_reference_p): Delete.
25322 * config/i386/i386.md: Use find_constant_src instead of
25323 constant_pool_reference_p/avoid_constant_pool_reference pairs.
25325 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25327 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
25328 * c-cppbuiltin.c (c_cpp_builtins): Define them.
25330 2007-03-20 Mark Mitchell <mark@codesourcery.com>
25332 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
25333 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
25334 (arm_elf_asm_constructor): Use it.
25335 (arm_elf_asm_destructor): New function.
25337 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
25339 * jump.c (mark_jump_label): Treat SEQUENCE specially.
25341 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
25343 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
25345 2007-03-19 Andrew Haley <aph@redhat.com>
25347 PR tree-optimization/31264
25348 * tree-vrp.c (register_edge_assert_for_1): Don't look though
25349 VIEW_CONVERT_EXPRs.
25351 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
25353 PR rtl-optimization/30907
25354 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
25355 (fwprop_init): Always call loop_optimizer_initialize.
25356 (fwprop_done): Always call loop_optimizer_finalize.
25357 (fwprop): We always have loop info now.
25358 (gate_fwprop_addr): Remove.
25359 (pass_fwprop_addr): Use gate_fwprop as gate.
25361 PR rtl-optimization/30841
25362 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
25363 df_chain_alloc): Call df_reorganize_refs unconditionally.
25364 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25365 refs_organized to refs_organized_size.
25366 (df_ref_create_structure): Use refs_organized_size instead of
25367 bitmap_size if refs had been organized, and keep refs_organized_size
25369 * df.h (struct df_ref_info): Change refs_organized to
25370 refs_organized_size.
25371 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25374 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25376 * except.c (output_function_exception_table): Do not reference the
25377 EH personality routine for functions that do not require an
25380 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25383 * c-typeck.c (convert_for_assignment): Call comptypes for
25384 RECORD_TYPE or UNION_TYPE.
25386 PR inline-asm/30505
25387 * reload1.c (reload): Do invalid ASM checking after
25388 cleanup_subreg_operands.
25390 2007-03-19 Jeff Law <law@redhat.com>
25392 * tree-cfg.c (find_taken_edge): Tighten conditions for
25393 optimizing computed gotos.
25395 2007-03-19 Michael Matz <matz@suse.de>
25397 * builtins.c (expand_builtin_sync_operation,
25398 expand_builtin_compare_and_swap,
25399 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25402 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25403 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25406 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25408 * doc/tm.texi: Add brackets around the return type of
25409 TARGET_SECONDARY_RELOAD.
25411 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25412 Richard Guenther <rguenther@suse.de>
25414 PR tree-optimization/31254
25415 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25416 Use handled_component_p () where appropriate. Continue
25417 propagating into the rhs if we propagated into an INDIRECT_REF
25420 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25422 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25423 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25424 (xde, xdee): Mode attributes adjusted to support DFP modes.
25425 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25426 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25427 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25428 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25429 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25430 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25431 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25433 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25434 "movsf"): Insn definitions removed.
25435 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25436 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25437 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25439 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25440 "reload_in<mode>", "reload_out<mode>"): Expander added.
25441 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25444 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25446 * config/s390/s390.md: Only non-functional changes. Renamed
25447 FPR mode macro to BFP all over the file.
25449 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25451 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25452 (op_type attribute): RRF instruction type added.
25453 (fT0): New mode attribute.
25454 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25455 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25456 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25457 instruction no secondary memory is needed when moving DFmode values
25458 between GPRs and FPRs.
25460 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25462 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25463 inverted and documentation adjusted.
25464 ("mhard-dfp", "msoft-dfp"): New options.
25465 * config/s390/s390.c (s390_handle_arch_option): New architecture
25467 (override_options): Sanity checks for the new options added.
25468 * config.gcc: New architecture switch: z9-ec.
25469 * config/s390/s390.h (processor_flags): PF_DFP added.
25470 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25471 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25472 when the bit is NOT set so remove it from the defaults.
25474 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25476 * genemit.c (main): Print include statement for dfp.h.
25477 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25480 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25482 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25484 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25487 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25488 instead of PATTERN.
25490 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25492 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25493 attr_length_call, output_call, output_indirect_call): Cleanup
25494 formatting of targetm calls.
25496 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25498 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25500 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25502 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25503 reservation, bypass and anti-bypass descriptions for these
25504 instructions. Update move patterns.
25505 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25508 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25510 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25511 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25512 (get_initial_def_for_reduction): Likewise.
25514 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25516 Fix PR tree-optimization/29922
25517 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25518 (get_representative): Removed.
25519 (value_dies_in_block_x): Update for rvuse removal.
25520 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25521 (compute_antic_aux): Handle when PHI nodes appear in
25522 non-single-successors.
25523 (dump_bitmap_of_names): Removed.
25524 (compute_antic_safe): Renamed and removed rvuse calculation.
25525 Calculate only antic safe.
25526 (insert_into_preds_of_block): Remove assert.
25527 (execute_pre): Update for renamed functions.
25528 (defer_or_phi_translate_block): New function.
25530 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25532 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25533 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25535 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25536 Follow spelling conventions.
25538 * tree-data-ref.h: Remove the prototype for analyze_array.
25540 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25542 PR tree-optimization/31041
25543 * tree-vect-transform.c (get_initial_def_for_induction): Call
25544 force_gimple_operand.
25546 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25548 * ipa-type-escape.c (look_for_casts) : Revert code to use
25549 handled_component_p due to ada test a-numaux.adb.
25551 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25553 * final.c (final_scan_insn): Alter the condition of a
25554 conditional trap if we have nonstandard CC.
25556 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25558 * configure.ac: Remove excess quoting from asm line 0 test.
25559 * configure: Rebuilt.
25561 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25563 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25564 * c-common.c (convert_and_check): Move warning logic to...
25565 (warnings_for_convert_and_check): ...here. Define.
25566 * c-common.h (warnings_for_convert_and_check): Declare.
25568 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25570 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25571 (output_call): Likewise.
25573 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25575 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25577 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25579 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25581 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25583 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25584 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25586 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25588 PR tree-optimization/31183
25589 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25590 Use double_int instead of unsigned int for representing access_strides.
25591 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25593 2007-03-16 Richard Guenther <rguenther@suse.de>
25595 PR tree-optimization/31146
25596 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25597 to allow recursion of forward_propagate_addr_expr.
25598 (forward_propagate_addr_into_variable_array_index): Likewise.
25599 (forward_propagate_addr_expr): Likewise.
25600 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25601 (forward_propagate_addr_expr_1): Recurse on simple copies
25602 instead of propagating into them. Do so for useless conversions
25604 (forward_propagate_addr_expr): Clean up unused statements after
25607 2007-03-16 Richard Guenther <rguenther@suse.de>
25609 * builtins.c (expand_builtin_cexpi): Use the right argument
25610 for the expansion via cexp.
25612 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25614 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25615 * configure: Rebuilt.
25617 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25620 * dwarf2out.c (force_type_die): Adjust comment.
25621 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25623 2007-03-15 DJ Delorie <dj@redhat.com>
25625 * config/frv/predicates.md (minmax_operator): Don't check operands
25628 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25630 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25631 Update constant estimates of number of iterations.
25632 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25633 argument renamed to "realistic".
25634 (compute_estimated_nb_iterations): Removed.
25635 (record_niter_bound): New function.
25636 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25637 call record_nonwrapping_iv with upper = false.
25638 (infer_loop_bounds_from_signedness): Pass upper argument to
25639 record_nonwrapping_iv.
25640 (estimate_numbers_of_iterations_loop): Do not call
25641 compute_estimated_nb_iterations. Record estimate based on profile
25642 information. Initialize the constant estimates of number of
25644 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25646 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25647 number of iterations is too small.
25648 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25649 (EST_NOT_AVAILABLE): Removed.
25650 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25651 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25654 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25656 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25657 Handle NE_EXPR guards.
25659 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25662 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25663 Set also -pedantic-errors by default for the preprocessor unless
25664 -fpermissive is given.
25666 2007-03-15 Richard Guenther <rguenther@suse.de>
25668 PR middle-end/29719
25669 PR middle-end/31161
25670 * builtins.c (expand_builtin_cexpi): As a fallback if we
25671 don't have builtins for sincos or cexp create a function
25672 declaration for cexp and expand to a call to that.
25673 (expand_builtin_int_roundingfn): Always fall
25674 back to floor/ceil and its variants even if they may be
25677 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25679 PR middle-end/31159
25680 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25681 jump tables, move the call to delete_dead_jumptables from here...
25682 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25683 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25684 don't allow merging of blocks that try_redirect_by_replacing_jump
25685 also does not handle when not optimizing.
25687 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25688 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25690 * config/i386/i386.md (x86_sahf_1): Correctly handle
25693 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25696 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25697 x86_64_general_operand as operand[2] predicate. Remove "iF"
25698 from operand constraints and use "e" constraint instead.
25699 (*subti3_1, *subti3_1 splitter): Ditto.
25700 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25701 operand[1] predicate.
25703 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25705 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25706 arrays, multiply the access strides by the size of the sub-array.
25707 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25709 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25711 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25712 the configured assembler supports the sahf mnemonic.
25713 * configure: Regenerate.
25714 * config.in: Regenerate.
25716 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25717 emit "sahf" or ".byte\t0x9e" as asm template.
25719 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25722 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25723 option to replace hard coded TARGET_xxx in md file.
25724 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25725 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25726 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25727 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25728 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25729 (X86_TUNE_NOT_VECTORMODE): Ditto.
25730 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25731 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25732 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25733 (TUNE_SLOW_IMUL_IMM8): Ditto.
25734 (TUNE_MOVE_M1_VIA_OR): Ditto.
25735 (TUNE_NOT_UNPAIRABLE): Ditto.
25736 (TUNE_NOT_VECTORMODE): Ditto.
25738 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25741 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25742 tuning options instead of hard coded TARGET_xxx.
25743 (fix ssemode peephole2's): Ditto.
25744 (imul peephole2's): Ditto.
25746 (movdi_or_rex64): Ditto.
25747 (move peephole2): Ditto.
25748 (not peephole2's): Ditto.
25750 2007-03-14 Dirk Mueller <dmueller@suse.de>
25752 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25753 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25754 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25756 * c-parser.c (c_parser_do_statement): Warn about empty body in
25757 do/while statement.
25758 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25759 * doc/invoke.texi (-Wempty-body): Update documentation.
25761 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25764 * c-common.h (warn_for_div_by_zero): Declare.
25765 * c-common.c (warn_for_div_by_zero): Define.
25766 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25769 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25771 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25772 to PREFIX and STANDARD_PREFIX.
25774 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25775 Phil Edwards <phil@codesourcery.com>
25777 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25778 (__gthread_once_t): Remove busy field for RTPs.
25779 (__GTHREAD_ONCE_INIT): Update accordingly.
25781 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25783 * doc/invoke.texi: Document VxWorks options.
25785 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25787 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25789 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25791 PR tree-optimization/30590
25792 * tree-nrv.c (tree_nrv): Check for the partial update of the
25795 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25797 * flags.h (flag_random_seed): Remove declaration, in favor of...
25798 * toplev.h (get_random_seed, set_random_seed): ... these.
25799 * tree.c (get_file_function_name): Use the former.
25800 * opts.c (common_handle_option): Use the latter.
25803 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25805 PR middle-end/31127
25806 * cse.c (cse_find_path): Do not bail out if a basic block that
25807 we already visited now becomes part of a path that starts at a
25808 different basic block. Just disallow this, to make sure we
25809 visit each basic block at most once.
25811 2007-03-13 Jan Hubicka <jh@suse.cz>
25813 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25814 attributes, when profile esitmate is present, calls with very low
25815 frequency are cold.
25817 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25819 PR tree-optimization/30730
25820 PR tree-optimization/26900
25821 * tree-ssa-loop-niter.c: Include gmp.h.
25822 (bounds): New type.
25823 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25824 split_to_var_and_offset, determine_value_range,
25825 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25826 bound_difference, bounds_add, bounds_negate,
25827 number_of_iterations_ne_max, dump_affine_iv): New functions.
25828 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25829 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25830 difference of initial and final value of control iv to validate
25832 (number_of_iterations_cond): Add loop parameter. Determine bounds
25833 on the difference of the extremes of the control iv. Add dumps.
25834 (expand_simple_operations): Handle phi nodes.
25835 (simplify_using_initial_conditions): Do not record used conditions.
25836 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25837 Do not set additional_info.
25838 (implies_nonnegative_p, implies_ge_p): Removed.
25839 (derive_constant_upper_bound): Do not use parameter `additional'.
25840 (record_estimate): Parameter `additional' removed. Parameter
25841 `i_bound' added. Do not call derive_constant_upper_bound.
25842 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25843 bound the number of iterations estimate.
25844 (estimate_numbers_of_iterations_loop): Pass the estimate from
25845 the number of iterations analysis to record_estimate.
25846 * tree.h (multiple_of_p): Declare.
25847 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25848 (scev_const_prop): Do not check expression_expensive_p.
25849 * fold-const.c (multiple_of_p): Exported.
25850 * double-int.c (double_int_mask): Exported.
25851 * double-int.h (double_int_mask): Declare.
25852 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25853 field. Added max field.
25855 2007-03-13 David Taylor <taylor@candd.org>
25858 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25861 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25864 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25865 two unamed patterns.
25867 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25869 * config/i386/i386.opt (mcx16, msahf): New options.
25870 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25871 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25873 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25874 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25875 Output -mcx16 and -msahf options when corresponding bit is set.
25877 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25878 and -msahf options.
25880 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25882 * configure.ac: Test for assembler tolerance to # 0 "".
25883 * configure, config.in: Rebuilt.
25884 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25886 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25888 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25890 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25891 (handle_syscall): Handle direct system calls.
25892 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25894 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25896 * doc/invoke.texi: Fix cpp.info cross-reference.
25897 * doc/passes.texi: Fix gcc.info cross-reference.
25899 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25901 PR tree-optimization/30835
25902 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25903 bb_for_stmt is not NULL before accessing it.
25905 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25907 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25910 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25913 * doc/install.texi: Document --enable-stage1-languages
25915 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25917 * tree-pass.h (pass_into_cfg_layout_mode,
25918 pass_outof_cfg_layout_mode): Declare.
25919 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25920 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25921 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25922 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25924 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25926 * c-decl.c (warn_variable_length_array): New function.
25927 Refactored from grokdeclarator to handle warn_vla
25928 and handle unnamed array case.
25929 (grokdeclarator): Refactored VLA warning case.
25930 * c.opt (Wvla): New flag.
25931 * doc/invoke.texi (Wvla): New warning.
25933 2007-03-12 Richard Henderson <rth@redhat.com>
25935 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25936 (TARGET_SECTION_TYPE_FLAGS): New.
25938 2007-03-12 Richard Henderson <rth@redhat.com>
25940 * config/darwin.c (machopic_reloc_rw_mask): New.
25941 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25942 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25944 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25946 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25947 * cppdefault.h (cpp_PREFIX): Document.
25948 (cpp_PREFIX_len): Likewise.
25949 (cpp_EXEC_PREFIX): New variable.
25950 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25951 * c-incpath.c (add_standard_paths): Correct logic for relocating
25952 paths within prefix.
25954 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25956 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25957 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25959 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25960 fix_truncdfdi_sse using SSEMODEF mode macro.
25961 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25962 fix_truncdfsi_sse using SSEMODEF mode macro.
25963 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25964 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25966 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25968 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25969 elfos.h to tm_file.
25971 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25973 * tree.h : Add multiple_of_p declaration.
25974 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25975 * ipa-type-escape.c (results_of_malloc): Redundant.
25976 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25977 (cast_type): Extended with new members.
25978 (check_cast): Returns cast_type.
25979 (cast): New structure for data of walk_use_def_chains.
25980 (is_malloc_result, is_cast_from_non_pointer_1,
25981 is_cast_from_non_pointer,
25982 is_array_access_through_pointer_and_index): New functions.
25983 (look_for_casts): Returns cast types.
25984 (check_call): Returns void.
25985 (okay_pointer_operation): Use support of pointer plus index,
25986 pointer plus constant and allow all multiplications.
25988 2007-03-11 Richard Guenther <rguenther@suse.de>
25990 PR tree-optimization/31115
25991 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25992 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25993 A shift count of zero is not special as with *_DIV_EXPR.
25994 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25997 2007-03-11 Ian Lance Taylor <iant@google.com>
25999 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
26000 the *_DIV_EXPR codes correctly with overflow infinities.
26002 2007-03-11 Ira Rosen <irar@il.ibm.com>
26004 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
26005 indicate success/failure of the analysis. Add negation to subtrahend
26006 in case of subtraction. Fail if both operands contain constants.
26007 (create_data_ref): Fail if analyze_offset fails.
26009 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
26011 * config/i386/i386.md (frndintxf2): Rename to ...
26012 (rintxf2): ... this. Remove expander having same name.
26013 (rintsf2, rintdf2): Implement using SSEMODEF macro.
26014 (roundsf2, rounddf2): Ditto.
26015 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
26016 (lround<mode>di2, lround<mode>si2): Ditto.
26018 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
26020 * lower-subreg.c: Include except.h.
26021 (decompose_multiword_subregs): Verify that the only control flow
26022 insns we can split are loads to multi-words pseudos.
26023 Handle breaking such blocks after splitting, instead of calling
26024 find_many_sub_basic_blocks.
26026 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
26027 on the new basic block. Add a lengthy comment explaining why we
26028 thought this was necessary.
26029 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
26031 2007-03-10 Mark Mitchell <mark@codesourcery.com>
26034 * tree.c (walk_type_fields): Recurse into the element type of
26035 ARRAY_TYPEs if there is a pointer set.
26037 2007-03-10 Dirk Mueller <dmueller@suse.de>
26039 * c-common.c (warn_logical_operator): Fix condition.
26041 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
26043 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
26045 * config/darwin.c (machopic_select_section): Remove superfluous
26046 argument in call to categorize_decl_for_section. Remove unused
26049 2007-03-10 Joseph Myers <joseph@codesourcery.com>
26051 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
26053 * configure: Regenerate.
26055 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
26058 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
26059 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
26060 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
26061 Add LABEL_NUSES to emitted label.
26062 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
26063 branch probability value to emitted jump insn.
26064 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
26065 Do not check life information and do not re-arrange input operands
26066 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
26068 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26070 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
26071 the change of decode_asm_operands.
26073 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26075 * mode-switching.c (create_pre_exit): Skip blockage insn.
26077 2007-03-09 Diego Novillo <dnovillo@redhat.com>
26079 * tree-pass.h (TODO_update_smt_usage): Remove.
26081 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
26085 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26087 * pa.c (attr_length_call): Revise condition for long
26088 pc-relative branch.
26089 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
26090 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
26091 sequence on SOM target.
26093 2007-03-09 Geoffrey Keating <geoffk@apple.com>
26095 * gcc.c: Document %{, in big comment at top.
26096 (input_suffix_matches): Remove special handling for .s and
26098 (input_spec_matches): New.
26099 (handle_braces): Handle %{,.
26100 (validate_switches): ',' indicates a value which is not a switch.
26101 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
26102 to detect assembler input.
26103 * config/i386/sol2.h (CPP_SPEC): Likewise.
26104 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
26105 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
26106 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
26107 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
26108 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
26109 -m64 causes deployment target to default to 10.5.
26110 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
26112 2007-03-09 Richard Henderson <rth@redhat.com>
26115 * target.h (targetm.asm.out.reloc_rw_mask): New.
26116 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
26117 (TARGET_ASM_OUT): Use it.
26118 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
26119 * varasm.c (categorize_decl_for_section): Remove shlib argument;
26120 use the new reloc_rw_mask target hook instead.
26121 (default_section_type_flags_1): Merge into...
26122 (default_section_type_flags): ... here.
26123 (decl_readonly_section_1): Merge into...
26124 (decl_readonly_section): ... here.
26125 (default_elf_select_section_1): Merge into...
26126 (default_elf_select_section): ... here.
26127 (default_unique_section_1): Merge into...
26128 (default_unique_section): ... here.
26129 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
26130 (default_select_rtx_section): Use it.
26131 (default_elf_select_rtx_section): Likewise.
26132 * output.h: Update to match.
26133 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
26134 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
26135 (TARGET_ASM_RELOC_RW_MASK): New.
26136 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
26137 to categorize_decl_for_section.
26138 (x86_64_elf_unique_section): Likewise.
26139 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
26140 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
26141 (TARGET_ASM_RELOC_RW_MASK): New.
26142 * config/ia64/ia64.c (ia64_rwreloc_select_section,
26143 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
26144 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
26145 (TARGET_RWRELOC): Remove.
26146 (ia64_section_type_flags): Adjust call to default_section_type_flags.
26147 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26148 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
26149 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
26150 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
26151 (rs6000_xcoff_select_section): Use decl_readonly_section.
26152 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
26153 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26154 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
26155 (TARGET_SECTION_TYPE_FLAGS): Remove.
26156 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
26158 2007-03-09 Roger Sayle <roger@eyesopen.com>
26160 * fold-const.c (fold_comparison): Remove compile-time evaluation of
26161 complex constant equality/inequality comparisons for here.
26162 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
26163 known at compile-time or can be simplified to a scalar comparison.
26164 (fold_relational_const): Move compile-time evaluation of complex
26165 constant equality/inequality comparisons to here.
26167 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26169 PR rtl-optimization/30643
26170 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
26172 (fold_rtx): Recurse, like before 2006-11-03.
26174 2007-03-09 DJ Delorie <dj@redhat.com>
26176 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
26179 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
26181 PR tree-optimization/30375
26182 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
26183 LHS of statements is not the same.
26184 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
26186 2007-03-09 Chao-ying Fu <fu@mips.com>
26188 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
26190 * doc/invoke.texi (-mdspr2): Document new option.
26191 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
26192 New unspec for DSP REV 2.
26193 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
26194 these instructions are extended in DSP REV 2.
26195 (mips-dspr2.md): Include.
26196 * config/mips/mips.opt (mdspr2): New option.
26197 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
26198 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
26199 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
26200 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
26201 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
26202 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
26203 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
26205 (bdesc_map): Add one field of unsupported_target_flags.
26206 (bdesc_arrays): Update entries to have extra fields. Add
26208 (mips_init_builtins): Initialize new function types.
26209 Check unsupported_target_fileds to filter out builtins.
26210 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
26212 (ASM_SPEC): Pass mdspr2 to the assembler.
26213 * config/mips/mips-dspr2.md: New file.
26215 2007-03-09 Sa Liu <saliu@de.ibm.com>
26217 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
26219 2007-03-09 Ian Lance Taylor <iant@google.com>
26221 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
26222 argument) like -Wstrict-overflow=2.
26223 * doc/invoke.texi (Warning Options): Update documentation.
26225 2007-03-09 Dirk Mueller <dmueller@suse.de>
26228 * doc/invoke.texi (-Wlogical-op): Document.
26229 * common.opt (-Wlogical-op): New.
26230 * c-common.h (warn_logical_operator): Declare.
26231 * c-common.c (warn_logical_operator): Define.
26232 * c-typeck.c (parser_build_binary_op): Call
26233 warn_logical_operator.
26235 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26237 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
26238 * final.c (final_scan_insn): Test for non-"" file name.
26240 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
26242 * doc/loop.texi: Document the Omega linear constraints solver.
26243 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
26244 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
26245 omega-hash-table-size, omega-max-keys, and
26246 omega-eliminate-redundant-constraints.
26247 * tree-pass.h (pass_check_data_deps): Declared.
26250 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
26251 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
26252 pass_check_data_deps): New.
26253 * tree-data-ref.c (init_data_ref): Remove declaration.
26254 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
26255 (analyze_array): Renamed init_array_ref, move up initializations.
26256 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
26257 Removed arguments that are set to NULL.
26258 (analyze_indirect_ref): Correct indentation, correct call to
26260 (object_analysis): Call init_array_ref instead of analyze_array.
26261 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
26262 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
26263 of DR_ACCESS_FNS_ADDR.
26264 (init_omega_eq_with_af, omega_extract_distance_vectors,
26265 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
26266 ddr_consistent_p): New.
26267 (compute_affine_dependence): Check consistency of ddrs when
26268 flag_check_data_deps is passed.
26269 (analyze_all_data_dependences): Uncomment.
26270 (tree_check_data_deps): New.
26271 * tree-data-ref.h: Include omega.h.
26272 (DR_ACCESS_FNS_ADDR): Removed.
26273 (data_dependence_relation): Add inner_loop.
26274 (DDR_INNER_LOOP): New.
26275 * common.opt (fcheck-data-deps): New.
26276 * tree-flow.h (tree_check_data_deps): Declare.
26277 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
26278 (OBJS-common): Depend on omega.o.
26280 * passes.c (pass_check_data_deps): Scheduled.
26281 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
26282 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
26283 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
26284 PARAM_VECT_MAX_VERSION_CHECKS,
26285 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
26287 2007-03-09 Richard Guenther <rguenther@suse.de>
26289 PR tree-optimization/30904
26290 PR middle-end/31058
26291 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
26292 the same way as *_DIV_EXPR.
26294 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26296 * recog.c (decode_asm_operands): No mixed declarations and code.
26298 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26300 * rtl.def (ASM_INPUT): Add location.
26301 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
26302 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
26303 (decode_asm_operands): Add loc operand.
26304 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
26305 * stmt.c (expand_asm): Rename to...
26306 (expand_asm_loc): ... this. Add locus argument. Pass it on to
26307 gen_rtx_ASM_INPUT_loc.
26308 (expand_asm_expr): Adjust.
26309 * recog.c (decode_asm_operands): Add loc operand.
26310 (check_asm_operands, extract_insn): Adjust.
26311 * reload1.c (maybe_fix_stack_asms): Likewise.
26312 * final.c (asm_insn_count): Likewise.
26313 (final_scan_insn): Output # line before and after asm.
26315 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
26317 * tree-ssa-structalias.c (variable_info): Remove
26319 (new_var_info): Ditto.
26320 (shared_bitmap_info_t): New structure.
26321 (shared_bitmap_table): New variable.
26322 (shared_bitmap_hash): New function.
26323 (shared_bitmap_eq): Ditto
26324 (shared_bitmap_lookup): Ditto.
26325 (shared_bitmap_add): Ditto.
26326 (merge_smts_into): Change to take bitmap directly.
26327 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
26328 (init_alias_vars): Init shared bitmap hashtable.
26329 (delete_points_to_sets): Delete shared bitmap hashtable.
26330 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
26331 is_aliased removal as a change that was still necessary was
26334 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
26336 * config/i386/i386.h (override_options): Conditionally disable
26337 x86_sahf for 64bit targets only.
26339 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
26342 * c-decl.c (merge_decls): Don't call make_var_volatile.
26343 * varasm.c (make_var_volatile): Remove.
26344 * output.h (make_var_volatile): Remove.
26346 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
26348 PR tree-optimization/31085
26349 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
26351 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26353 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
26354 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
26355 ATTR_CONST_NOTHROW_LIST.
26357 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26360 2007-03-08 Diego Novillo <dnovillo@redhat.com>
26362 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26364 2007-03-08 Geoffrey Keating <geoffk@apple.com>
26367 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26369 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26370 passed, use shared libgcc.
26372 2007-03-08 Roger Sayle <roger@eyesopen.com>
26374 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26375 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26376 (honor_protect_cleanup_actions, lower_try_finally_switch):
26378 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26379 ifc_temp_var): Likewise.
26380 * tree-inline.c (setup_one_parameter): Likewise.
26381 * tree-mudflap.c (mf_decl_cache_locals,
26382 mf_build_check_statement_for): Likewise.
26383 * tree-nested.c (init_tmp_var, save_tmp_var,
26384 finalize_nesting_tree_1): Likewise.
26385 * tree-outof-ssa.c (insert_copy_on_edge,
26386 insert_backedge_copies): Likewise.
26387 * tree-profile.c (tree_gen_edge_profiler,
26388 tree_gen_ic_profiler): Likewise.
26389 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26390 * tree-sra.c (sra_build_assignment): Likewise.
26391 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26392 * tree-ssa-math-opts.c (insert_reciprocals,
26393 execute_cse_sincos_1): Likewise.
26394 * tree-tailcall.c (adjust_accumulator_values,
26395 adjust_return_value): Likewise.
26396 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26397 * tree-vect-transform.c (vect_create_data_ref_ptr,
26398 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26399 vect_create_epilog_for_reduction, vectorizable_reduction,
26400 vectorizable_call, vectorizable_conversion,
26401 vectorizable_assignment, vectorizable_operation,
26402 vectorizable_type_demotion, vect_gen_widened_results_half,
26403 vect_permute_store_chain, vectorizable_store,
26404 vect_setup_realignment, vect_permute_load_chain,
26405 vectorizable_load, vectorizable_condition,
26406 vect_create_cond_for_align_checks): Likewise.
26407 * tree-vrp.c (build_assert_expr_for): Likewise.
26409 2007-03-08 Ian Lance Taylor <iant@google.com>
26411 * tree-vrp.c: Include "intl.h".
26412 (usable_range_p): New static function.
26413 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26414 overflowed values, juts set *strict_overflow_p.
26415 (compare_values): Only return -2 if one of the operands is not a
26417 (compare_ranges): Call usable_range_p.
26418 (compare_range_with_value): Likewise.
26419 (vrp_evaluate_conditional_warnv): Rename from
26420 vrp_evaluate_conditional. Make static. Change all callers.
26421 (vrp_evaluate_conditional): New function.
26422 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26423 on signed overflow.
26424 (simplify_abs_using_ranges): Likewise.
26425 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26426 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26427 within_stmt parameter.
26428 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26429 vrp_evaluate_conditional.
26430 * tree-ssa-threadedge.c
26431 (record_temporary_equivalences_from_stmts_at_dest): Change
26432 simplify parameter to take a second tree parameter.
26433 (simplify_control_stmt_condition): Likewise.
26434 (thread_across_edge): Likewise.
26435 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26436 (thread_across_edge): Likewise.
26437 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26439 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26441 * config/i386/i386.h (TARGET_SAHF): New define.
26442 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26443 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26444 (x86_sahf): New global variable.
26445 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26446 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26447 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26448 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26450 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26451 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26452 when expanding fcomi/sahf based tests.
26453 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26454 expanding sahf based alternative. Emit sahf based sequence when
26455 optimizing for code size.
26456 * config/i386/i386.md (x86_sahf_1): Do not disable for
26457 TARGET_64BIT, enable for TARGET_SAHF.
26459 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26461 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26462 spurious whitespace from error message.
26464 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26467 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26469 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26471 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26473 * tree-sra.c (instantiate_element): Propagate disabled warnings
26474 from the element itself to the created variable.
26476 2007-03-07 Richard Henderson <rth@redhat.com>
26479 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26480 silently fix up the stack in the case of a missing register.
26482 2007-03-07 Paul Brook <paul@codesourcery.com>
26484 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26486 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26488 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26490 (phase1_vrs): Use them.
26491 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26492 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26493 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26494 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26495 __gnu_Unwind_Restore_WMMXC if required.
26496 (_Unwind_VRS_Pop): Implement iWMMXt support.
26497 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26498 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26499 gnu_Unwind_Save_WMMXC): Define.
26501 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26503 * config/vxworks.h (vxworks_override_options): Declare.
26504 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26505 * config/vxworks.c: Include target.h and toplev.h.
26506 (vxworks_override_options): New function.
26507 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26509 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26511 * config/s390/s390.c (override_options): Don't emit an error when
26512 -mstack-size is used without providing -mstack-guard.
26513 (s390_emit_prologue): Choose stack_guard value automatically if not
26514 provided via command line.
26515 * doc/invoke.texi: Adjust description of -mstack-guard and
26518 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26520 * config/i386/i386.c (output_set_got): Add a GOT initialization
26521 sequence for VxWorks PIC.
26522 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26523 around labels as well as symbols. Use gotoff_operand instead
26524 of local_symbolic_operand.
26525 (legitimize_pic_address): Use gotoff_operand instead of
26526 local_symbolic_operand. Use @GOT accesses for labels as
26528 (ix86_output_addr_diff_elt): Use PC-relative rather than
26529 GP-relative offsets for VxWorks PIC.
26530 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26531 no_new_pseudos. Check whether the returned register is op0.
26532 * config/i386/i386.md (tablejump): Use PC-relative rather than
26533 GP-relative offsets for VxWorks PIC.
26534 * config/i386/predicates.md (gotoff_operand): New predicate.
26536 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26538 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26540 * config/vxworks-dummy.h: New file.
26541 * config/i386/i386.h: Include it.
26543 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26545 * dwarf2out.c (is_inlined_entry_point): New
26546 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26547 DW_AT_ranges if the first subblock is the entry point.
26549 2007-03-06 David Daney <ddaney@avtrex.com>
26551 * doc/install.texi (mips-*-*): Change recommended binutils
26554 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26556 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26557 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26559 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26560 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26562 2007-03-06 Jan Hubicka <jh@suse.cz>
26564 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26565 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26567 (probably_cold_bb_p): Cold functions are cold.
26568 (probably_never_executed_bb_p): Cold functions are cold.
26569 (tree_bb_level_predictions): Predict calls to cold functions as not
26571 (compute_function_frequency): Check hot/cold attributes.
26572 * function.h (function_frequency): Update comments.
26573 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26574 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26575 (c_common_att): Add cold and hot.
26577 * doc/extend.texi (hot,cold attributes): Document.
26579 2007-03-06 Andrew Haley <aph@redhat.com>
26581 * function.c (expand_function_end): Move blockage to just after we
26582 emit the label for the naked return from the function.
26584 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26586 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26589 2007-03-06 Jan Hubicka <jh@suse.cz>
26591 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26592 loaded for constant large models. Non-large 64bit PIC can do.
26593 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26594 * cmodel.h: Add LARGE PIC.
26595 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26596 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26598 (*call_1_rex64): Disable for large models.
26599 (*call_1_rex64_large): New.
26600 (*call_value_1_rex64): Disable for large models.
26601 (*call_value_1_rex64_large): New.
26602 (set_rip_rex4): New.
26603 (set_got_offset_rex64): New.
26604 * config/i386/predicates.md (constant_call_address_operand): For
26605 large model constant calls are not possible.
26606 * config/i386/i386-protos.h (construct_plt_address): Declare.
26607 * config/i386/i386.c (override_options): Accept large models.
26608 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26609 (legitimate_constant_p): Add new UNSPECs.
26610 (legitimate_pic_operand_p): Likewise.
26611 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26612 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26614 (output_pic_addr_const): Add PLTOFF.
26615 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26616 (ix86_expand_move): Legitimize pic address when in PIC mode.
26617 (construct_plt_address): New function.
26618 (ix86_expand_call): Offload the address to register and use GOT
26619 pointer for large model.
26620 * invoke.texi (mcmodel=large): Update documentation.
26622 2007-03-06 Richard Henderson <rth@redhat.com>
26624 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26625 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26626 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26627 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26628 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26629 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26630 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26631 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26632 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26633 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26634 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26635 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26636 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26637 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26638 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26639 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26640 x86_schedule, x86_use_bt, x86_pad_returns,
26641 x86_use_xchgb): Merge into ...
26642 (ix86_tune_features): ... here. New array.
26643 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26644 x86_bswap): Merge into ...
26645 (ix86_arch_features): ... here. New array.
26646 (x86_3dnow_a): Remove.
26647 (x86_accumulate_outgoing_args): Make static.
26648 (x86_arch_always_fancy_math_387): Make static.
26649 (ix86_tune_mask, ix86_arch_mask): Move ...
26650 (override_options): ... to local variables here. Apply the
26651 appropriate mask to each element of ix86_arch_features and
26652 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26653 as were done in the old macros.
26654 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26655 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26656 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26657 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26658 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26659 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26660 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26661 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26662 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26663 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26664 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26665 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26666 x86_accumulate_outgoing_args, x86_prologue_using_move,
26667 x86_epilogue_using_move, x86_decompose_lea,
26668 x86_arch_always_fancy_math_387, x86_shift1,
26669 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26670 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26671 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26672 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26673 x86_use_incdec, x86_pad_returns, x86_bswap,
26674 x86_partial_flag_reg_stall): Remove.
26675 (enum ix86_tune_indices): New.
26676 (ix86_tune_features): New.
26677 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26678 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26679 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26680 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26681 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26682 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26683 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26684 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26685 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26686 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26687 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26688 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26689 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26690 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26691 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26692 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26693 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26694 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26695 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26696 TARGET_EXT_80387_CONSTANTS): Use it.
26697 (enum ix86_arch_indices): New.
26698 (ix86_arch_features): New.
26699 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26700 TARGET_BSWAP): Use it.
26701 (ix86_tune_mask, ix86_arch_mask): Remove.
26703 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26706 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26707 Define using $${sysroot_headers_suffix}.
26708 * configure: Regenerate.
26709 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26710 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26712 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26713 * gcc.c (print_sysroot_headers_suffix): New.
26714 (option_map): Include --print-sysroot-headers-suffix.
26715 (display_help): Mention -print-sysroot-headers-suffix.
26716 (process_command): Handle -print-sysroot-headers-suffix.
26717 (do_spec_1): Append multilib directory to include-fixed path if
26718 sysroot suffixes in use.
26719 (main): Handle -print-sysroot-headers-suffix.
26720 * Makefile.in (start.encap): Don't depend on xlimits.h
26721 (xlimits.h): Remove.
26722 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26723 limits.h for each multilib in fixinc_list.
26724 (fixinc_list, s-fixinc_list): New.
26725 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26726 generate them for each multilib in fixinc_list.
26727 (stmp-fixproto): Use include-fixed. Run fixproto for each
26728 multilib in fixinc_list.
26729 (mostlyclean): Don't remove xlimits.h.
26730 (clean): Remove include-fixed.
26731 (real-install-headers-tar, real-install-headers-cpio,
26732 real-install-headers-cp): Don't copy include, only include-fixed.
26733 (install-mkheaders): Depend on fixinc_list. Don't depend on
26734 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26735 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26736 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26738 2007-03-06 Jan Hubicka <jh@suse.cz>
26740 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26743 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26745 * configure.ac: Allow tm_file to contain build-directory files.
26746 * configure: Regenerate.
26747 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26748 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26749 * config/m68k/print-sysroot-suffix.sh: New file.
26751 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26753 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26754 of pic_offset_table_rtx if reload_completed.
26755 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26756 PIC_OFFSET_TABLE_REGNUM.
26757 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26759 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26760 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26762 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26764 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26765 functions that call eh_return.
26767 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26769 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26770 functions that need a constant pool.
26772 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26775 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26776 (m68k_preferred_reload_class): Likewise.
26777 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26778 (SECONDARY_RELOAD_CLASS): Define.
26779 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26780 (LIMIT_RELOAD_CLASS): Delete.
26781 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26782 registers from storing bytes.
26783 (m68k_secondary_reload_class): New function.
26784 (m68k_preferred_reload_class): Likewise.
26786 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26788 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26790 (m68k_expand_prologue): Likewise.
26792 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26794 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26795 (mips_expand_epilogue): Add a bool parameter.
26796 (m68k_legitimize_sibcall_address): Declare.
26797 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26798 (m68k_expand_epilogue): Add a parameter to select between sibling
26799 and normal epilogues. Only generate a return for the latter.
26800 (m68k_ok_for_sibcall_p): New function.
26801 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26802 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26803 (sibcall_value, *sibcall_value): Likewise.
26804 (*call, *call_value): Require !SIBLING_CALL_P.
26805 (epilogue): Update call to m68k_expand_epilogue.
26806 (sibcall_epilogue): New pattern.
26807 * config/m68k/predicates.md (const_call_operand): Say that this
26808 predicate applies to sibling calls too.
26809 (sibcall_operand): New predicate.
26811 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26813 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26814 alternatives as movsi_cf.
26815 (movsf_cf_hard): Add commentary.
26817 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26818 Richard Sandiford <richard@codesourcery.com>
26820 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26821 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26822 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26823 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26824 as being live on exit from an interrupt function.
26825 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26826 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26827 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26828 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26829 (m68k_interrupt_function_p): Globalize.
26830 (m68k_compute_frame_layout): Remove reverse mask code.
26831 (m68k_emit_movem, m68k_set_frame_related): New functions.
26832 (m68k_output_function_prologue): Delete in favor of...
26833 (m68k_expand_prologue): ...this new function.
26834 (m68k_output_function_epilogue): Delete in favor of...
26835 (m68k_expand_epilogue): ...this new function.
26836 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26838 (print_operand): Handle %?.
26839 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26840 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26841 (prologue, epilogue): New patterns.
26842 (return): Turn into a define_expand.
26843 (*return): New pattern, derived from old "return" pattern. Use rte
26844 rather than rts for interrupt functions. Only use rtd if the pop
26846 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26847 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26848 (link, *link, unlink, *unlink, load_got): Likewise.
26850 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26854 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26855 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26856 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26857 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26858 and m68k_matches_u_p.
26859 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26860 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26861 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26862 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26863 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26864 (REG_STRICT_P): New macro.
26865 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26866 PCREL_GENERAL_OPERAND_OK.
26867 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26868 m68k_legitimate_base_reg_p.
26869 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26870 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26871 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26872 * config/m68k/m68k.c (m68k_address): New structure.
26873 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26874 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26875 (m68k_jump_table_ref_p, m68k_decompose_address)
26876 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26877 (m68k_matches_u_p): New functions.
26878 (print_operand_address): Rewrite to use m68k_decompose_index.
26880 2007-03-05 David Taylor <dtaylor@emc.com>
26882 * gcc.c: Correct copyright date in --version output.
26884 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26886 * pa.md: In unamed move patterns, disparge copies between general
26887 and floating point registers using '?' modifier. Don't include 'f'
26888 constraint for register preferences in DImode, SImode, HImode and
26889 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26890 Remove constraints for copies between general and floating registers
26891 in soft-float DFmode pattern.
26892 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26896 2007-03-05 Mike Stump <mrs@apple.com>
26898 * c-common.c (targetcm): Add.
26899 * c-opts.c (c_common_handle_option): Handle language specific
26901 * opts.c (handle_option): Verify language for target options, if
26903 * opth-gen.awk: Add CL_LANG_ALL.
26904 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26905 (TARGETCM_INITIALIZER): Add.
26906 * target.h (struct gcc_targetcm): Add.
26908 * targhooks.c (default_handle_c_option): Add.
26909 * targhooks.h (default_handle_c_option): Add.
26910 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26912 * config/darwin.opt (iframework): Add.
26913 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26914 * config/darwin-c.c (handle_c_option): Add.
26915 (TARGET_HANDLE_C_OPTION): Add.
26917 * doc/invoke.texi (Darwin Options): Add -iframework.
26919 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26921 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26924 2007-03-05 Ian Lance Taylor <iant@google.com>
26926 * c.opt (fgnu89-inline): New option.
26927 * c-opts.c (c_common_post_options): Set default value for
26929 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26930 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26932 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26933 (grokdeclarator, start_function): Likewise.
26934 * c-cppbuiltin.c (c_cpp_builtins): Define either
26935 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26936 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26937 (C Dialect Options): Document -fgnu89-inline.
26938 * doc/extend.texi (Function Attributes): Explain what the
26939 gnu_inline attribute does.
26940 * doc/cpp.texi (Common Predefined Macros): Document
26941 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26943 2007-03-05 Ian Lance Taylor <iant@google.com>
26945 PR tree-optimization/31034
26946 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26947 half-range if the other side is an overflow infinity.
26949 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26951 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26952 (bfin*-linux-uclibc*): New configuration.
26953 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26955 * config/bfin/linux.h: New file.
26956 * config/bfin/libgcc-bfin.ver: New file.
26957 * config/bfin/t-bfin-uclinux: New file.
26958 * config/bfin/t-bfin-linux: New file.
26959 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26960 (TARGET_OS_CPP_BUILTINS): New macro.
26962 2007-03-05 Richard Guenther <rguenther@suse.de>
26964 * fold-const.c (fold_binary): Remove duplicate folding
26965 of comparison of non-null ADDR_EXPR against null.
26967 2007-03-05 Richard Guenther <rguenther@suse.de>
26968 Dorit Nuzman <dorit@il.ibm.com>
26970 PR tree-optimization/26420
26971 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26972 are no loops in the function. Only print the number of
26973 vectorized loops if it is greater than zero or we are supposed
26974 to print information about unvectorized loops.
26976 2007-03-05 Revital Eres <eres@il.ibm.com>
26978 * gcc.dg/var-expand1.c: New test.
26979 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26980 when an accumulator is expanded.
26982 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26985 * c-common.c (convert_and_check): Don't give warnings for
26986 conversion if 'expr' already overflowed.
26988 2007-03-04 Roger Sayle <roger@eyesopen.com>
26990 PR middle-end/30744
26991 * fold-const.c (fold_comparison): Enforce type consistency when
26992 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26994 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26996 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26997 containing a cast to the base of TARGET_MEM_REF.
26999 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
27001 * tree.c (tree_contains_struct_check_failed): Remove spurious
27002 whitespace from error message.
27004 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
27007 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
27008 instead of precision.
27010 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
27011 Nathan Sidwell <nathan@codesourcery.com>
27013 * emit-rtl.c (find_auto_inc): New.
27014 (try_split): recreate REG_INC notes,
27015 Use regular for loops rather than whiles.
27017 2007-03-03 Andreas Schwab <schwab@suse.de>
27019 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
27020 * configure: Regenerate.
27022 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27024 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
27025 flag_rounding_math, not flag_unsafe_math_optimizations.
27027 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
27029 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
27030 alpha_fold_vector_minmax): Likewise.
27031 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
27032 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
27034 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27036 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
27037 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
27038 if the lhs has side-effects.
27039 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
27041 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27043 * config/i386/i386.h (TUNEMASK): Remove define.
27044 (ARCHMASK): Remove define.
27045 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
27046 Use ix86_arch_mask variable instead of ARCHMASK.
27047 * config/i386/i386.c (override_options): Ditto.
27048 (standard_80387_constant_p): Ditto.
27050 2007-03-02 Ian Lance Taylor <iant@google.com>
27052 Used signed infinities in VRP.
27053 * tree-vrp.c (uses_overflow_infinity): New static function.
27054 (supports_overflow_infinity): New static function.
27055 (make_overflow_infinity): New static function.
27056 (negative_overflow_infinity): New static function.
27057 (positive_overflow_infinity): New static function.
27058 (is_negative_overflow_infinity): New static function.
27059 (is_positive_overflow_infinity): New static function.
27060 (is_overflow_infinity): New static function.
27061 (overflow_infinity_range_p): New static function.
27062 (compare_values_warnv): New function split out of compare_values.
27063 (compare_value): Call it.
27064 (set_value_range_to_nonnegative): Add overflow_infinity
27065 parameter. Change caller.
27066 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
27068 (vrp_expr_computes_nonzero): Likewise.
27069 (compare_ranges, compare_range_with_value): Likewise.
27070 (compare_name_with_value, compare_names): Likewise.
27071 (vrp_evaluate_conditional): Likewise.
27072 (set_value_range): Handle infinity
27073 (vrp_operand_equal_p, operand_less_p): Likewise.
27074 (extract_range_from_assert): Likewise.
27075 (vrp_int_const_binop): Likewise.
27076 (extract_range_from_binary_expr): Likewise.
27077 (extract_range_from_unary_expr): Likewise.
27078 (extract_range_from_comparison): Likewise.
27079 (extract_range_from_expr): Likewise.
27080 (dump_value_range): Likewise.
27081 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
27082 (test_for_singularity): Likewise.
27083 (vrp_int_const_binop): Remove inline qualifier.
27084 (adjust_range_with_scev): Add comment.
27085 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
27087 2007-03-02 Diego Novillo <dnovillo@redhat.com>
27089 * tree-ssa-structalias.c (could_have_pointers): Tidy.
27090 (get_constraint_for): Likewise.
27091 (do_structure_copy): Likewise.
27092 (find_func_aliases): Fix references to MODIFY_EXPR.
27093 (intra_create_variable_infos): Tidy.
27094 * tree-ssa-operands.c (add_virtual_operand): Add argument
27096 When adding members of alias sets, if IS_CALL_SITE is true and
27097 the symbol is not call-clobbered, skip it.
27098 Adjust all callers.
27100 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27102 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
27103 entry by means of emit_insn_at_entry.
27105 2007-03-02 Richard Henderson <rth@redhat.com>
27107 * expr.h (promoted_input_arg): Remove decl.
27108 * function.c (promoted_input_arg): Merge into ...
27109 * combine.c (setup_incoming_promotions): ... only caller.
27110 Rearrange to avoid double loop.
27112 2007-03-02 Ben Elliston <bje@au.ibm.com>
27113 Peter Bergner <bergner@vnet.ibm.com>
27114 Janis Johnson <janis187@us.ibm.com>
27116 * config/rs6000/dfp.md: New file.
27117 * config/rs6000/rs6000.md: Include dfp.md.
27118 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
27119 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
27120 and TDmode decimal float modes in FP registers.
27121 (num_insns_constant): Likewise.
27122 (rs6000_legitimate_offset_address_p): Likewise.
27123 (rs6000_legitimize_address): Likewise.
27124 (rs6000_legitimize_reload_address): Likewise.
27125 (rs6000_legitimate_address): Likewise.
27126 (rs6000_emit_move): Likewise.
27127 (function_arg_boundary): Likewise.
27128 (function_arg_advance): Likewise.
27129 (rs6000_darwin64_record_arg_recurse): Likewise.
27130 (function_arg): Likewise.
27131 (rs6000_gimplify_va_arg): Likewise.
27132 (rs6000_split_multireg_move): Likewise.
27133 (rs6000_output_function_epilogue): Likewise.
27134 (rs6000_output_function_epilogue): Likewise.
27135 (rs6000_register_move_cost): Likewise.
27136 (rs6000_function_value): Likewise.
27137 (rs6000_libcall_value): Likewise.
27139 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27141 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
27143 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27145 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
27146 Use $MULTIDIR to choose between the kernel and RTP headers,
27147 and use $WIND_BASE and $WIND_USR to locate them.
27149 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27151 * config/i386/i386.c (override_options): Put initialization of
27152 ix86_tune_mask and ix86_arch_mask to the correct place.
27154 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27155 Michael Meissner <michael.meissner@amd.com>
27158 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
27159 (ARCHMASK): Define.
27160 (TARGET_CMOVE): Use ARCHMASK.
27161 (TARGET_CMPXCHG): Ditto.
27162 (TARGET_CMPXCHG8B): Ditto.
27163 (TARGET_XADD): Ditto.
27164 (TARGET_BSWAP): Ditto.
27165 * config/i386/i386.c (ix86_tune_mask): New global variable.
27166 (ix86_arch_mask): Ditto.
27167 (override_options): Initialize ix86_tune_mask and
27168 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
27171 2007-03-02 Ben Elliston <bje@au.ibm.com>
27174 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
27176 2007-03-02 Joseph Myers <joseph@codesourcery.com>
27178 * target.h (init_dwarf_reg_sizes_extra): New target hook.
27179 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
27180 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
27181 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
27183 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
27184 rs6000_init_dwarf_reg_sizes_extra): New.
27185 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
27186 SPE register high parts.
27188 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
27190 * Makefile.in: Add install-pdf target as
27191 copied from automake v1.10 rules.
27192 * configure.ac: Add install-pdf to target list.
27193 * configure: Regenerate.
27195 2007-03-01 Paul Brook <paul@codesourcery.com>
27197 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
27198 modes to LDRD for DImode.
27199 (output_move_double): Fixup out of range ldrd/strd.
27200 (vfp_secondary_reload_class): Rename...
27201 (coproc_secondary_reload_class): ... to this. Add wb argument.
27202 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
27203 coproc_secondary_reload_class for CLASS_IWMMXT.
27204 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
27205 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
27207 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
27209 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
27210 unroll factor by the estimated number of iterations.
27211 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
27212 than prefetch latency.
27214 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
27215 decode_caches_intel, detect_caches_intel): New functions.
27216 (host_detect_local_cpu): Use detect_caches_amd and
27217 detect_caches_intel.
27219 2007-03-01 Richard Henderson <rth@redhat.com>
27221 * expr.c (emit_move_complex_push): Export.
27222 (emit_move_complex_parts): Split out from ...
27223 (emit_move_complex): ... here.
27224 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
27225 * config/i386/i386.md (movcdi): New.
27227 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
27229 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
27230 size of mode1 to check for tieable modes in MMX case.
27232 2007-03-01 Richard Sandiford <richard@codesourcery.com>
27234 * Makefile.in (rtlanal.o): Depend on tree.h.
27235 * rtl.h (offset_within_section_p, split_const): Declare.
27236 * rtlanal.c: Include tree.h.
27237 (offset_within_block_p): New function, taken from
27238 mips_offset_within_object_p.
27239 (split_const): New function, taken from mips_split_const.
27240 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
27242 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
27243 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
27244 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
27245 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
27246 (m68k_illegitimate_symbolic_constant_p): New function.
27247 * config/m68k/m68k.md (movsi): Remove misleading predicates.
27248 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
27249 symbolic constant that might be outside the symbol's section,
27250 move the symbol first and then add the offset.
27251 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
27253 * config/mips/mips.c (mips_split_const): Delete.
27254 (mips_offset_within_object_p): Delete.
27255 (mips_symbolic_constant_p): Use offset_within_section_p and
27256 split_const instead of mips_offset_within_object_p and
27258 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
27259 (mips_legitimize_const_move, print_operand_reloc)
27260 (mips_dangerous_for_la25_p): Use split_const instead of
27263 2007-02-28 Eric Christopher <echristo@apple.com>
27265 * Makefile.in (install-include-dir): Don't rm -rf include.
27267 2007-02-28 Richard Guenther <rguenther@suse.de>
27269 PR middle-end/30364
27270 * fold-const.c (fold_binary): Do not associate expressions
27271 with more than one variable for integer types that do not wrap.
27273 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
27275 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
27276 Delete, and replace with...
27277 (fold_builtin_call_array): This. Update callers to use it.
27278 * fold-const.c (fold_build_call_list): Delete, and replace with...
27279 (fold_build_call_array): This.
27280 (fold_build_call_list_initializer): Delete, and replace with...
27281 (fold_build_call_array_initializer): This.
27282 * tree.h: Update declarations to reflect above changes.
27284 * c-typeck.c (build_function_call): Store converted arguments
27285 in a stack-allocated array instead of building a list.
27286 (convert_arguments): Store arguments in the array passed in as an
27287 argument, and return the actual number of arguments.
27288 * c-format.c: (check_function_format): Pass arguments in an
27289 array instead of a list.
27290 * c-common.c (check_function_nonnull): Likewise.
27291 (check_function_sentinel): Likewise.
27292 (check_function_arguments): Likewise.
27293 * c-common.h: Update declarations to reflect above changes.
27295 2007-02-28 Jan Hubicka <jh@suse.cz>
27297 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
27298 PRED_NEGATIVE_RETURN): Update outcomes.
27300 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
27302 * calls.c (emit_library_call_value_1): Handle partial registers
27303 correctly when building up CALL_INSN_FUNCTION_USAGE.
27305 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27307 * pa/predicates.md (move_src_operand): Allow zero for mode.
27308 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
27311 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
27314 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
27315 *movv2df_internal): Enable pattern only for valid operand
27317 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
27318 tie only 128bit modes. For MMX registers, tie only 64bit modes.
27320 2007-02-27 Mike Stump <mrs@apple.com>
27322 * config/darwin-crt3.c: Avoid compilation when compiling for a
27325 2007-02-27 Joseph Myers <joseph@codesourcery.com>
27327 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
27329 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
27330 for fixed headers and limits.h.
27331 (install-include-dir, install-headers-tar, install-headers-cpio,
27332 install-headers-cp, real-install-headers-tar,
27333 real-install-headers-cpio, real-install-headers-cp): Handle
27334 include-fixed as well as include.
27335 (install-mkheaders): Don't install files that go only in include
27337 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
27338 from GCC_INCLUDE_DIR.
27339 * gcc.c (process_command): Remove special -BstageN/ handling.
27340 (do_spec_1): Add include-fixed directories.
27342 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27344 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
27346 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
27348 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
27351 2007-02-27 Mark Mitchell <mark@codesourcery.com>
27353 * c-common.c (get_priority): Add check for
27354 SUPPORTS_INIT_PRIORITY.
27356 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27358 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
27360 * config/bfin/bfin.c: Include "cfglayout.h".
27361 (MAX_LSETUP_DISTANCE): New macro.
27362 (struct loop_info): New members incoming, incoming_src and
27363 incoming_dest. Delete member predecessor.
27364 (length_for_loop): New function.
27365 (bfin_optimize_loop): Handle more different loop structures.
27366 (bfin_discover_loop): Rework detection of predecessor blocks by
27367 examining incoming edges.
27368 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
27370 (bfin_reorder_loops): New function.
27371 (bfin_reorg_loops): Use these three new functions.
27373 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27374 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27375 (CONSTRAINT_LEN): Add entry for 'q'.
27376 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27377 Add 'q' constraints.
27378 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27379 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27381 * config/bfin/bfin.md (add_with_carry): New pattern.
27382 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27383 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27384 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27385 support unsigned multiplies too. Removed incorrect commutativity from
27386 operand 1 constraint where appropriate.
27387 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27389 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27390 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27392 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27393 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27394 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27395 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27396 usmulhisi_hh_huh): New patterns.
27398 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27399 lshifthi3): Fix output template to use half reg for operand 2.
27401 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27404 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27406 2007-02-27 Andreas Schwab <schwab@suse.de>
27408 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27410 2007-02-27 Jan Hubicka <jh@suse.cz>
27412 * predict.c (last_basic_block_p): Remove.
27413 (tree_estimate_probability): Update return heuristic for commonized
27416 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27418 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27420 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27422 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27423 * doc/cpp.texi: Standardize title page.
27424 * doc/cppinternals.texi: Likewise.
27425 * doc/gcc.texi: Standardize title page, remove version number
27426 from copyright page.
27427 * doc/gccint.texi: Likewise.
27428 * doc/install.texi: Standardize title page, add table of
27431 2007-02-26 Jan Hubicka <jh@suse.cz>
27433 * predict.def: Set outcomes according to more recent results.
27434 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27435 Remove dead predictors.
27436 * predict.c (return_prediction): Fix pasto.
27438 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27440 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27441 change; avoid a memory leak when returning early.
27443 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27445 * c-decl.c (static_ctors): Move to c-common.c.
27446 (static_dtors): Likewise.
27447 (finish_function): Use c_record_cdtor_fn.
27448 (build_cdtor): Move to c-common.c.
27449 (c_write_global_declarations): Use c_build_cdtor_fns.
27450 * c-common.h (static_ctors): Declare.
27451 (static_dtors): Likewise.
27452 (c_record_cdtor_fn): Likewise.
27453 (c_build_cdtor_fns): Likewise.
27454 * c-common.c (static_ctors): New variable.
27455 (static_dtors): Likewise.
27456 (c_record_cdtor_fn): New function.
27457 (build_cdtor): Move from c-decl.c
27458 (c_build_cdtor_fns): New function.
27460 * output.h (assemble_addr_to_section): Declare.
27461 (get_cdtor_priority_section): Likewise.
27462 * varasm.c (assemble_addr_to_section): New function.
27463 (get_cdtor_priority_section): Likewise.
27464 (default_named_section_asm_out_destructor): Use them.
27465 (destor_dtor_section_asm_out_destructor): Likewise.
27466 (default_named_section_asm_out_constructor): Likewise.
27467 (default_ctor_section_asm_out_constructor): Likewise.
27468 * config.gcc (*-*-vxworks*): Include vxworks.o.
27469 * config/t-vxworks (vxworks.o): New target.
27470 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27471 (TARGET_ASM_CONSTRUCTOR): Define.
27472 (TARGET_ASM_DESTRUCTOR): Likewise.
27473 (vxworks_asm_out_constructor): Declare.
27474 (vxworks_asm_out_destructor): Likewise.
27476 * c-common.c (get_priority): Check that we have not just an
27477 INTEGER_CST, but an integer constant with integeral type.
27479 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27481 PR tree-optimization/30938
27482 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27483 use &dt[nargs-1] instead of &dt[nargs] in the call to
27484 vect_is_simple_use().
27486 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27488 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27489 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27490 Do not attempt to handle MEM inside auto-inc expressions.
27491 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27492 of a register modified by an auto-inc expression. However, do handle
27493 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27494 (elimination_effects): Prohibit elimination of a register modified
27495 by an auto-inc expression. Disable register elimination rules whose
27496 target register is modified by an auto-inc expression with variable
27499 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27501 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27503 (array_at_struct_end_p): New function.
27504 (idx_infer_loop_bounds): Use it.
27505 (estimate_numbers_of_iterations_loop): Export.
27506 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27507 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27508 (tree_estimate_probability): Call record_loop_exits.
27509 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27510 (estimated_loop_iterations, estimated_loop_iterations_int,
27511 estimated_loop_iterations_tree): New functions.
27512 (analyze_siv_subscript_cst_affine,
27513 compute_overlap_steps_for_affine_1_2,
27514 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27515 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27516 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27517 (PRED_LOOP_ITERATIONS_GUESSED): New.
27518 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27519 * cfgloop.h (estimate_numbers_of_iterations_loop,
27520 estimated_loop_iterations_int): Declare.
27522 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27524 * doc/extend.texi: Document optional priority argument to
27525 constructors and destructors.
27526 * tree.c (init_priority_for_decl): Adjust GTY markers.
27527 (init_ttree): Use priority-info hash functions for
27528 init_priority_for_decl.
27529 (tree_map_eq): Rename to ...
27530 (tree_map_base_eq): ... this.
27531 (tree_map_marked_p): Rename to ...
27532 (tree_map_base_marked_p): ... this.
27533 (tree_map_base_hash): New function.
27534 (decl_init_priority_lookup): Rework.
27535 (decl_fini_priority_lookup): New function.
27536 (decl_priority_info): New function.
27537 (decl_init_priority_insert): Use it.
27538 (decl_fini_priority_insert): Likewise.
27539 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27541 (decl_restrict_base_insert): Likewise.
27542 (decl_debug_expr_insert): Likewise.
27543 (decl_value_expr_lookup): Likewise.
27544 (decl_value_expr_insert): Likewise.
27545 * tree.h (priority_type): New type.
27546 (decl_init_priority_lookup): Use priority_type.
27547 (decl_fini_priority_lookup): New function.
27548 (decl_init_priority_insert): Use priority_type.
27549 (decl_fini_priority_insert): New function.
27550 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27551 (DECL_INIT_PRIORITY): Likewise.
27552 (SET_DECL_INIT_PRIORITY): Add comment.
27553 (DECL_FINI_PRIORITY): New macro.
27554 (SET_DECL_FINI_PRIORITY): Likewise.
27555 (DEFAULT_INIT_PRIORITY): Document.
27556 (MAX_INIT_PRIORITY): Likewise.
27557 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27558 (tree_map_base): New type.
27559 (tree_map_base_eq): New function.
27560 (tree_map_base_hash): Likewise.
27561 (tree_map_base_marked_p): Likewise.
27562 (tree_map): Inherit from tree_map_base.
27563 (tree_map_eq): Make it a macro.
27564 (tree_map_marked_p): Likewise.
27565 (tree_int_map): Inherit from tree_map_base.
27566 (tree_int_map_eq): Make it a macro.
27567 (tree_int_map_hash): Likewise.
27568 (tree_int_map_marked_p): Likewise.
27569 (tree_priority_map): New type.
27570 (tree_priority_map_eq): New macro.
27571 (tree_priority_map_hash): Likewise.
27572 (tree_priority_map_marked_p): Likewise.
27573 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27575 (emutls_common_1): Likewise.
27576 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27577 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27578 of tree_map hierarchy.
27579 * tree-cfg.c (move_stmt_r): Likewise.
27580 (new_label_mapper): Likewise.
27581 * c-tree.h (c_expand_body): Move to ...
27582 * c-common.h (c_expand_body): ... here.
27583 * c-decl.c (c_expand_body): Move to ...
27584 * c-common.c (c_expand_body): ... here.
27585 (c_common_attribute_table): Allow 1 argument for the constructor
27586 and destructor attributes.
27587 (get_priority): New function.
27588 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27589 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27591 2007-02-24 Jan Hubicka <jh@suse.cz>
27593 PR middle-end/30509
27594 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27595 copying for inlining.
27597 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27598 Jan Hubicka <jh@suse.cz>
27601 * cofnig/i386/i386.c (counter_mode): New function.
27602 (expand_set_or_movmem_via_loop): Use it.
27603 (expand_movmem_epilogue): Likewise; fix pasto.
27604 (ix86_expand_movmem): Do emit guard even for constant counts.
27605 (ix86_expand_setmem): Likewise.
27607 2007-02-25 Nick Clifton <nickc@redhat.com>
27609 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27610 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27612 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27615 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27616 count argument with 0x10, not with 0x16.
27617 (expand_setmem_epilogue): Ditto.
27619 2007-02-24 Mike Stump <mrs@apple.com>
27621 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27624 2007-02-24 Richard Guenther <rguenther@suse.de>
27626 PR middle-end/30951
27627 * fold-const.c (fold_binary): Fold x +- CST op x for
27628 EQ_EXPR and NE_EXPR.
27630 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27632 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27634 2007-02-24 Jan Hubicka <jh@suse.cz>
27636 * cgraphunit.c (decide_is_function_needed): Honor
27637 -fkeep-inline-functions.
27639 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27641 * builtins.c (fold_builtin_modf): New.
27642 (fold_builtin_2): Use it.
27644 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27646 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27647 (determine_max_iter): Take additional LOOP arg; all callers changed.
27648 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27649 one using simplifications.
27650 (simplify_using_initial_values): Return if the expression becomes
27651 invalid due to altered regs.
27653 2007-02-23 DJ Delorie <dj@redhat.com>
27655 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27657 2007-02-23 Mike Stump <mrs@apple.com>
27659 * tlink.c (scan_linker_output): Parse linker messages from
27660 darwin9's linker better.
27662 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27665 * varpool.c (varpool_assemble_pending_decls): Set
27666 varpool_last_needed_node to null.
27668 2007-02-23 DJ Delorie <dj@redhat.com>
27670 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27671 alignment bigger than the object file can handle.
27673 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27676 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27677 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27678 (*movsf_1): Penalize MMX moves.
27680 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27682 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27683 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27685 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27687 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27689 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27690 (fold_builtin_1): Use them.
27691 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27692 BUILT_IN_SIGNIFICAND.
27694 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27696 * config/i386/i386.c (bdesc_1arg): Initialize
27697 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27698 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27699 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27700 and IX86_BUILTIN_MOVSLDUP.
27702 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27704 PR rtl-optimization/30841
27705 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27707 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27709 * builtins.c (fold_builtin_frexp): New.
27710 (fold_builtin_2): Use it.
27712 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27714 * doc/invoke.texi (Spec Files): Document getenv spec function.
27716 * gcc.c (getenv_spec_function): New function.
27717 (static_spec_functions): Add it.
27718 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27719 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27722 2007-02-22 Michael Matz <matz@suse.de
27725 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27726 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27728 2007-02-22 Ian Lance Taylor <iant@google.com>
27731 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27732 (mem_loc_descriptor): Call it.
27734 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27735 Ira Rosen <irar@il.ibm.com>
27737 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27739 2007-02-22 Ira Rosen <irar@il.ibm.com>
27741 PR tree-optimization/30843
27742 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27743 stores only after all the group is vectorized.
27745 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27747 PR tree-optimization/30858
27748 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27749 in the reduction cycle have a single use in the loop.
27750 * tree-vectorizer.h (relevant): Add documentation.
27752 2007-02-20 Mike Stump <mrs@apple.com>
27754 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27755 * configure: Regenerate.
27757 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27759 Change the defaults of some parameters and options.
27760 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27761 * config/spu/spu.c (spu_optimization_options): Add.
27762 (spu_override_options): Change params in spu_optimization_options.
27763 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27765 Register 127 is only 16 byte aligned when used as a frame pointer.
27766 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27767 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27768 HARD_FRAME_POINTER_REGNUM.
27769 (spu_legitimate_address): Use regno_aligned_for_reload.
27770 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27771 aligned when frame_pointer_needed is true.
27772 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27774 * config/spu/spu.h (INIT_EXPANDERS): Define.
27776 Make sure shift and rotate instructions have valid immediate operands.
27777 * config/spu/predicates.md (spu_shift_operand): Remove.
27778 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27779 * config/spu/constraints.md (W, O): Extend range.
27780 * config/spu/spu.md (umask, nmask): Define.
27781 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27782 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27783 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27784 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27785 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27786 (lshr<mode>3_reg): Fix rtl description.
27788 Make sure mulhisi immediate operands are valid.
27789 * config/spu/predicates.md (imm_K_operand): Add.
27790 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27792 Generate constants using fsmbi and andi.
27793 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27794 (print_operand, spu_split_immediate, classify_immediate,
27795 fsmbi_const_p): Handle IC_FSMBI2.
27797 Correctly handle a CONST_VECTOR containing symbols.
27798 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27799 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27800 (immediate_load_p): Allow symbols that use 2 instructions to create.
27801 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27802 with symbols when flag_pic is set.
27803 (const_vector_immediate_p): New.
27804 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27805 accept a CONST_VECTOR with symbols.
27806 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27807 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27809 * config/spu/spu.md (high, low): Delete.
27810 (low_<mode>): Define.
27812 Remove INTRmode and INTR_REGNUM, which didn't work.
27813 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27815 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27816 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27817 peephole2 pattern): Don't use INTR or 131.
27818 (movintrcc): Delete.
27819 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27820 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27821 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27822 (UNSPEC_SET_INTR): Add.
27823 * config/spu/spu-modes.def (INTR): Remove.
27825 More accurate warnings about run-time relocations.
27826 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27828 Correctly warn about immediate arguments to specific intrinsics.
27829 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27830 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27831 the instruction predicate.
27833 Fix tree check errors with latest update.
27834 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27836 (spu_expand_builtin): Use CALL_EXPR_FN.
27838 Add missing specific intrinsics.
27839 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27841 * config/spu/spu_internals.h: Ditto.
27843 Fix incorrect operand modifiers.
27844 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27845 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27847 Optimize one case of zero_extend of a vec_select.
27848 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27850 Accept any immediate for hbr.
27851 * config/spu/spu.md (hbr): Change s constraints to i.
27853 2007-02-21 Paul Brook <paul@codesourcery.com>
27855 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27856 condexec_count when skipping USE and CLOBBER.
27858 2007-02-21 Nick Clifton <nickc@redhat.com>
27860 * common.opt (Warray-bounds): Add Warning attribute.
27861 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27863 (fsized-zeroes): Add Optimization attribute.
27864 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27865 * c.opt (Wc++0x-compat): Add Warning attribute.
27867 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27869 PR middle-end/30761
27870 * reload1.c (eliminate_regs_in_insn): In the single_set special
27871 case, attempt to re-recognize the insn before falling back to
27872 having reload fix it up.
27874 2007-02-20 Eric Christopher <echristo@gmail.com>
27876 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27877 Rewrite accordingly.
27878 (frv_read_iacc_argument): Ditto.
27879 (frv_expand_set_builtin): Take a call instead of arglist, update for
27881 (frv_expand_unop_builtin): Ditto.
27882 (frv_expand_binop_builtin): Ditto.
27883 (frv_expand_cut_builtin): Ditto.
27884 (frv_expand_binopimm_builtin): Ditto.
27885 (frv_expand_voidbinop_builtin): Ditto.
27886 (frv_expand_int_void2arg): Ditto.
27887 (frv_expand_prefetches): Ditto.
27888 (frv_expand_voidtriop_builtin): Ditto.
27889 (frv_expand_voidaccop_builtin): Ditto.
27890 (frv_expand_load_builtin): Ditto.
27891 (frv_expand_store_builtin): Ditto.
27892 (frv_expand_mdpackh_builtin): Ditto.
27893 (frv_expand_mclracc_builtin): Ditto.
27894 (frv_expand_mrdacc_builtin): Ditto.
27895 (frv_expand_mwtacc_builtin): Ditto.
27896 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27899 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27901 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27902 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27904 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27905 point instructions.
27906 * configure: Regenerate.
27907 * config.in: Regenerate.
27908 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27909 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27910 masks to power6 and power6x and to POWERPC_MASKS.
27911 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27913 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27914 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27915 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27916 Access PROTOTYPE as variable, not mask.
27918 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27920 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27921 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27922 * combine.c (adjust_for_new_dest): Use it.
27923 * postreload.c (reload_combine): Likewise.
27925 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27927 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27928 notes on an insn with multiple sets, even if single_set returns
27929 non-NULL for that insn.
27931 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27933 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27934 scalbn and scalbln.
27936 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27938 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27939 if user didn't pass it.
27940 * config/i386/darwin.h (CC1_SPEC): Likewise.
27941 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27942 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27943 -mmacosx-version-min.
27945 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27946 Uros Bizjak <ubizjak@gmail.com>
27948 * optabs.h (enum optab_index): Add new OTI_scalb.
27949 (scalb_optab): Define corresponding macro.
27950 * optabs.c (init_optabs): Initialize scalb_optab.
27951 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27953 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27954 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27955 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27956 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27957 flag_unsafe_math_optimizations is set.
27959 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27960 to implement scalbf, scalb and scalbl built-ins as inline x87
27963 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27964 DJ Delorie <dj@redhat.com>
27967 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27968 (diagnostic_report_diagnostic): ... here, and turn them into real
27969 errors. If warnings are inhibited, no need to do anything.
27971 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27973 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27974 better code generation.
27976 2007-02-20 Ben Elliston <bje@au.ibm.com>
27978 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27980 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27982 * config/alpha/alpha.c, config/alpha/alpha.md,
27983 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27984 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27985 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27986 config/arm/lib1funcs.asm: Follow spelling conventions.
27988 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27989 config/fr30/fr30.md, config/i386/i386.h,
27990 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27991 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27992 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27993 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27994 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27995 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27996 config/sparc/sparc.c, config/sparc/sparc.h,
27997 config/sparc/sparc.md, config/spu/constraints.md,
27998 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
28001 2007-02-20 Alan Modra <amodra@bigpond.net.au>
28004 * varasm.c (use_blocks_for_decl_p): Return false for decls with
28007 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28009 * doc/invoke.texi (-ftree-lrs): Remove.
28011 2007-02-19 Diego Novillo <dnovillo@redhat.com>
28013 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
28016 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
28018 * config/ia64/ia64.c (ia64_expand_builtin): Use the
28019 new CALL_EXPR_FN macro for retrieving the function
28020 declaration of the input expression.
28022 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28024 * c.opt (Waddress): New.
28025 * common.opt (Walways-true): Delete.
28026 (Wstring-literal-comparison): Delete.
28027 * doc/invoke.texi (Warning Options): Delete -Walways-true and
28028 -Wstring-literal-comparison. Add -Waddress.
28030 (Walways-true): Delete.
28031 (Wstring-literal-comparison): Delete.
28032 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
28033 consistently instead of -Walways-true in example.
28034 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
28035 * c-typeck.c (parser_build_binary_op): Replace
28036 -Wstring-literal-comparison and -Walways-true with -Waddress.
28037 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
28040 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28042 * tree-cfg.c (dump_function_to_file): Be prepared for functions
28043 without DECL_STRUCT_FUNCTION initialized.
28045 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28047 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
28048 due to calls to functions taking pointers as parameters.
28050 2007-02-19 Richard Henderson <rth@redhat.com>
28053 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
28056 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
28058 * config/s390/s390.c (s390_call_saved_register_used,
28059 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
28060 accessed to the new scheme.
28062 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28064 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
28065 (cris_print_index, cris_print_operand, cris_print_operand_address)
28066 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
28067 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
28068 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
28069 GET_CODE () == xxx.
28070 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
28071 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
28072 GO_IF_LEGITIMATE_ADDRESS): Ditto.
28073 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
28074 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
28075 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
28076 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
28077 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
28078 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
28079 (uminsi3, call, call_value): Ditto.
28080 (define_split: indir_to_reg_split, unnamed): Ditto.
28082 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
28084 PR tree-optimization/30975
28085 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
28088 2007-02-18 Eric Christopher <echristo@gmail.com>
28090 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
28091 Remove use of arglist.
28092 (mips_expand_builtin): Remove use of arglist, pass in expr.
28093 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
28094 (mips_expand_builtin_movtf): Ditto.
28095 (mips_expand_builtin_compare): Ditto.
28097 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28099 * tree-sra.c (sra_build_assignment): Replace assertion
28100 checking with a comment explaining why it can't be done.
28102 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28104 PR middle-end/30833
28105 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
28106 during CALL_EXPR representation conversion.
28107 * tree-ssa-propagate.c (set_rhs): Likewise.
28109 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28111 * tree-sra.c (sra_build_assignment): Disable assertion checking
28114 2007-02-18 Roger Sayle <roger@eyesopen.com>
28116 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
28117 instead of calling build2 with a GIMPLE_MODIFY_STMT.
28118 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
28120 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
28121 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
28122 gimplify_init_ctor_eval_range, gimple_push_cleanup,
28123 gimplify_omp_for, gimplify_omp_atomic_pipeline,
28124 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
28125 force_gimple_operand): Likewise.
28126 * ipa-cp.c (constant_val_insert): Likewise.
28127 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
28128 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
28129 perfect_nestify): Likewise.
28130 * langhooks.c (lhd_omp_assignment): Likewise.
28131 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
28132 lower_copyprivate_clauses, lower_send_clauses,
28133 lower_send_shared_vars, expand_parallel_call,
28134 expand_omp_for_generic, expand_omp_for_static_nochunk,
28135 expand_omp_for_static_chunk, expand_omp_sections,
28136 lower_omp_single_copy, lower_omp_for_lastprivate,
28137 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
28138 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
28139 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
28142 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28144 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
28145 config/sh/sh.md: Follow spelling conventions.
28147 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
28148 config/frv/predicates.md: Follow spelling conventions.
28150 * config/m68k/linux-unwind.h: Fix a comment typo.
28151 * target.h: Follow spelling conventions.
28153 2007-02-18 Roger Sayle <roger@eyesopen.com>
28155 PR rtl-optimization/28173
28156 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
28157 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
28158 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
28159 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
28160 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
28162 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28164 * builtins.c (fold_builtin_load_exponent): New.
28165 (fold_builtin_2): Use it.
28167 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
28169 PR rtl-optimization/30773
28170 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
28171 if we fail to attach a REG_EQUIV note.
28173 2007-02-18 David Edelsohn <edelsohn@gnu.org>
28174 Roger Sayle <roger@eyesopen.com>
28176 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
28178 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28180 * calls.c (initialize_argument_information): Pass original EXP
28181 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
28182 code to split complex arguments here, as part of initializing the
28184 (expand_call): Remove code that builds a list of arguments and
28185 inserts implicit arguments into it. Instead, just count how many
28186 implicit arguments there will be so we can determine the size of
28187 the ARGS array, and let initialize_argument_information do the work.
28188 (split_complex_values): Delete unused function.
28190 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28192 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
28194 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28196 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
28197 for arg pointer based indexed addressing.
28199 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28201 * config/ia64/ia64.h, config/ia64/ia64.md,
28202 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
28203 spelling conventions.
28205 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28207 * config/m68k/m68k.c (split_di): New.
28208 * config/m68k/m68k-protos.h: Declare split_di.
28209 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
28210 Improve predicate handling and split constant shifts.
28212 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28214 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
28215 parameter for register bitfield operations, general predicates
28218 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28220 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
28221 * config/m68k/linux-unwind.h: New file.
28223 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28225 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
28226 config/i386/athlon.md, config/ia64/ia64.md,
28227 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
28228 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
28229 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
28230 tree-ssa-loop-niter.c, tree-vect-analyze.c,
28231 tree-vect-transform.c: Fix comment typos.
28233 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
28235 * sched-deps.c (find_insn_list): Remove.
28236 * sched-int.h: Remove the prototype for find_insn_list.
28238 2007-02-16 Geoffrey Keating <geoffk@apple.com>
28240 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
28242 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
28243 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
28244 darwin_rs6000_override_options.
28245 (C_COMMON_OVERRIDE_OPTIONS): Expect
28246 darwin_macosx_version_min to be non-NULL always.
28247 (TARGET_C99_FUNCTIONS): Likewise.
28248 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
28249 (DARWIN_MINVERSION_SPEC): New.
28250 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
28251 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
28253 (DARWIN_MINVERSION_SPEC): New.
28254 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
28256 * config/darwin-c.c (darwin_cpp_builtins): Expect
28257 darwin_macosx_version_min to be non-NULL always.
28259 * config/rs6000/rs6000.c: Clean up trailing whitespace.
28261 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
28263 * config/i386/i386.h (x86_use_xchgb): New.
28264 (TARGET_USE_XCHGB): New macro.
28265 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
28266 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
28267 Split after reload into bswaphi for shifts of 8.
28268 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
28269 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
28270 or when optimizing for size.
28272 2007-02-16 Richard Guenther <rguenther@suse.de>
28273 Christian Bruel <christian.bruel@st.com>
28275 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
28276 DECLs but prefer SSA_NAMEs over DECLs.
28278 2007-02-16 Richard Guenther <rguenther@suse.de>
28280 * tree-flow-inline.h (single_imm_use_p): Remove.
28281 (zero_imm_uses_p): Likewise.
28282 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
28283 instead of single_imm_use_p.
28284 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
28287 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28290 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
28291 nested double- and backquotes.
28293 2007-02-15 Roger Sayle <roger@eyesopen.com>
28295 PR middle-end/30391
28296 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
28297 should be unreachable.
28298 (build2_stat): Allow construction of MODIFY_EXPR at any time.
28299 For the time being redirect GIMPLE_MODIFY_STMT to the new
28300 (renamed) build_gimple_modify_stmt_stat.
28301 (build2_gimple_stat): Rename to...
28302 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
28303 Always build a GIMPLE_MODIFY_STMT node.
28304 * tree.h (build2_gimple, build2_gimple_stat): Delete.
28305 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
28308 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
28309 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
28310 * tree-complex.c (set_component_ssa_name, expand_complex_move,
28311 expand_complex_div_wide): Likewise.
28312 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
28313 * tree-ssa-loop-im.c (schedule_sm): Likewise.
28314 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
28315 * tree-ssa-loop-manip.c (create_iv): Likewise.
28316 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
28317 abs_replacement): Likewise.
28318 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
28319 realify_fake_stores): Likewise.
28321 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
28322 node rather than a GIMPLE_MODIFY_STMT node.
28323 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
28324 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
28326 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
28327 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
28328 GIMPLE_MODIFY_STMT.
28330 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28332 PR middle-end/30433
28333 * fold-const.c (fold_comparison): Add back the
28334 folding of constant complex comparisions.
28336 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28338 PR middle-end/30729
28339 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
28340 effects unknown to this function, return early.
28342 2007-02-15 Ian Lance Taylor <iant@google.com>
28344 * lower-subreg.c (move_eh_region_note): New static function.
28345 (resolve_simple_move): Call it.
28346 (decompose_multiword_subregs): Track blocks for which we resolve a
28347 simple move which is also a control flow insn. Pass them to
28348 find_many_sub_basic_blocks.
28349 (pass_lower_subreg): Add TODO_verify_flow.
28350 (pass_lower_subreg2): Likewise.
28352 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28353 Brooks Moses <brooks.moses@codesourcery.com>
28354 Lee Millward <lee.millward@codesourcery.com>
28356 * tree.h (enum tree_code_class): Add tcc_vl_exp.
28357 (VL_EXP_CLASS_P): New.
28358 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
28360 (TREE_OPERAND_CHECK_CODE): Likewise.
28361 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
28362 (TREE_RTL_OPERAND_CHECK): Likewise.
28363 (tree_operand_check_failed): Make second parameter the whole tree
28364 instead of its code. Fixed callers.
28365 (VL_EXP_CHECK): New.
28366 (TREE_OPERAND_LENGTH): New.
28367 (VL_EXP_OPERAND_LENGTH): New.
28368 (CALL_EXPR_FN): New.
28369 (CALL_EXPR_STATIC_CHAIN): New.
28370 (CALL_EXPR_ARGS): New.
28371 (CALL_EXPR_ARG): New.
28372 (call_expr_nargs): New.
28373 (CALL_EXPR_ARGP): New.
28374 (build_nt_call_list): Declare.
28375 (build_vl_exp_stat): Declare.
28376 (build_vl_exp): New.
28377 (build_call_list): Declare.
28378 (build_call_nary): Declare.
28379 (build_call_valist): Declare.
28380 (build_call_array): Declare.
28381 (call_expr_arg): Declare.
28382 (call_expr_argp): Declare.
28383 (call_expr_arglist): Declare.
28384 (fold_build_call_list): Declare.
28385 (fold_build_call_list_initializer): Declare.
28386 (fold_call_expr): Declare to replace fold_builtin.
28387 (fold_builtin_fputs): Update to agree with modified definition.
28388 (fold_builtin_strcpy): Likewise.
28389 (fold_builtin_strncpy): Likewise.
28390 (fold_builtin_memory_chk): Likewise.
28391 (fold_builtin_stxcpy_chk): Likewise.
28392 (fold_builtin_strncpy_chk): Likewise.
28393 (fold_builtin_next_arg): Likewise.
28394 (fold_build_call_expr): Declare.
28395 (fold_builtin_call_list): Declare.
28396 (fold_builtin_call_valist): Declare.
28397 (build_call_expr): Declare.
28398 (validate_arglist): Update to agree with modified definition.
28399 (tree_operand_length): New.
28400 (call_expr_arg_iterator): New.
28401 (init_call_expr_arg_iterator): New.
28402 (next_call_expr_arg): New.
28403 (first_call_expr_arg): New.
28404 (more_call_expr_args_p): New.
28405 (FOR_EACH_CALL_EXPR_ARG): New.
28407 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28408 and tcc_gimple_stmt.
28409 (tree_code_size): Update documentation. Use sizeof (tree) rather
28410 than sizeof (char *).
28411 (tree_size): Likewise. Add case for tcc_vl_exp.
28412 (tree_node_structure): Add case for tcc_vl_exp.
28413 (contains_placeholder_p): Likewise.
28414 (substitute_in_expr): Likewise.
28415 (substitute_placeholder_in_expr): Likewise.
28416 (stabilize_reference_1): Likewise.
28417 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28418 to diagnose breakage of this interface for constructing CALL_EXPRs.
28419 (build_nt): Add similar assertion here.
28420 (build_nt_call_list): New.
28421 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28422 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28424 (get_callee_fndecl): Use new CALL_EXPR accessors.
28425 (tree_operand_check_failed): Change parameters to pass entire node
28426 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28427 (process_call_operands): New.
28428 (build_vl_exp_stat): New.
28429 (build_call_list): New.
28430 (build_call_nary): New.
28431 (build_call_valist): New.
28432 (build_call_array): New.
28433 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28434 (call_expr_arglist): New.
28436 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28437 tcc_vl_exp instead of a fixed-size tcc_expression.
28439 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28440 accessors for CALL_EXPRs.
28441 (AGGR_INIT_EXPR): Likewise.
28443 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28444 Brooks Moses <brooks.moses@codesourcery.com>
28445 Lee Millward <lee.millward@codesourcery.com>
28447 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28448 (expand_builtin_nonlocal_goto): Change parameter to be entire
28449 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28450 (expand_builtin_prefetch): Likewise.
28451 (expand_builtin_classify_type): Likewise.
28452 (mathfn_built_in): Return NULL_TREE instead of 0.
28453 (expand_errno_check): Use new CALL_EXPR accessors.
28454 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28455 Return NULL_RTX instead of 0.
28456 (expand_builtin_mathfn_2): Likewise.
28457 (expand_builtin_mathfn_3): Likewise.
28458 (expand_builtin_interclass_mathfn): Likewise.
28459 (expand_builtin_sincos): Likewise.
28460 (expand_builtin_cexpi): Likewise.
28461 (expand_builtin_int_roundingfn): Likewise.
28462 (expand_builtin_int_roundingfn_2): Likewise.
28463 (expand_builtin_pow): Likewise.
28464 (expand_builtin_powi): Likewise.
28465 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28466 of arglist, fixing callers appropriately. Use new CALL_EXPR
28467 accessors and constructors. Return NULL_RTX instead of 0.
28468 (expand_builtin_strstr): Likewise.
28469 (expand_builtin_strchr): Likewise.
28470 (expand_builtin_strrchr): Likewise.
28471 (expand_builtin_strpbrk): Likewise.
28472 (expand_builtin_memcpy): Likewise.
28473 (expand_builtin_mempcpy): Likewise.
28474 (expand_builtin_mempcpy_args): New.
28475 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28476 (expand_builtin_memmove_args): New.
28477 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28478 (expand_movstr): Likewise.
28479 (expand_builtin_strcpy): Likewise.
28480 (expand_builtin_strcpy_args): New.
28481 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28482 (expand_builtin_strncpy): Likewise.
28483 (expand_builtin_memset): Likewise.
28484 (expand_builtin_memset_args): New.
28485 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28486 (expand_builtin_memcmp): Likewise.
28487 (expand_builtin_strcmp): Likewise.
28488 (expand_builtin_strncmp): Likewise.
28489 (expand_builtin_strcat): Likewise.
28490 (expand_builtin_strncat): Likewise.
28491 (expand_builtin_strspn): Likewise.
28492 (expand_builtin_strcspn): Likewise.
28493 (expand_builtin_args_info): Likewise.
28494 (expand_builtin_va_start): Likewise.
28495 (gimplify_va_arg_expr): Likewise.
28496 (expand_builtin_va_end): Likewise.
28497 (expand_builtin_va_copy): Likewise.
28498 (expand_builtin_frame_address): Likewise.
28499 (expand_builtin_alloca): Likewise.
28500 (expand_builtin_bswap): Likewise.
28501 (expand_builtin_unop): Likewise.
28502 (expand_builtin_fputs): Likewise.
28503 (expand_builtin_expect): Likewise.
28504 (expand_builtin_fabs): Likewise.
28505 (expand_builtin_copysign): Likewise.
28506 (expand_builtin_printf): Likewise.
28507 (expand_builtin_fprintf): Likewise.
28508 (expand_builtin_sprintf): Likewise.
28509 (expand_builtin_init_trampoline): Likewise.
28510 (expand_builtin_signbit): Likewise.
28511 (expand_builtin_fork_or_exec): Likewise.
28512 (expand_builtin_sync_operation): Likewise.
28513 (expand_builtin_compare_and_swap): Likewise.
28514 (expand_builtin_lock_test_and_set): Likewise.
28515 (expand_builtin_lock_release): Likewise.
28516 (expand_builtin): Likewise.
28517 (builtin_mathfn_code): Likewise.
28519 (fold_builtin_constant_p): Pass call arguments individually instead
28520 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28521 accessors and constructors. Return NULL_TREE instead of 0.
28522 (fold_builtin_expect): Likewise.
28523 (fold_builtin_classify_type): Likewise.
28524 (fold_builtin_strlen): Likewise.
28525 (fold_builtin_nan): Likewise.
28526 (integer_valued_real_p): Likewise.
28527 (fold_trunc_transparent_mathfn): Likewise.
28528 (fold_fixed_mathfn): Likewise.
28529 (fold_builtin_cabs): Likewise.
28530 (fold_builtin_sqrt): Likewise.
28531 (fold_builtin_cbrt): Likewise.
28532 (fold_builtin_cos): Likewise.
28533 (fold_builtin_cosh): Likewise.
28534 (fold_builtin_tan): Likewise.
28535 (fold_builtin_sincos): Likewise.
28536 (fold_builtin_cexp): Likewise.
28537 (fold_builtin_trunc): Likewise.
28538 (fold_builtin_floor): Likewise.
28539 (fold_builtin_ceil): Likewise.
28540 (fold_builtin_round): Likewise.
28541 (fold_builtin_int_roundingfn): Likewise.
28542 (fold_builtin_bitop): Likewise.
28543 (fold_builtin_bswap): Likewise.
28544 (fold_builtin_logarithm): Likewise.
28545 (fold_builtin_hypot): Likewise.
28546 (fold_builtin_pow): Likewise.
28547 (fold_builtin_powi): Likewise.
28548 (fold_builtin_exponent): Likewise.
28549 (fold_builtin_memset): Likewise.
28550 (fold_builtin_bzero): Likewise.
28551 (fold_builtin_memory_op): Likewise.
28552 (fold_builtin_bcopy): Deleted; call site changed to invoke
28553 fold_builtin_memory_op directly.
28554 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28555 (fold_builtin_strncpy): Likewise.
28556 (fold_builtin_memcmp): Likewise.
28557 (fold_builtin_strcmp): Likewise.
28558 (fold_builtin_strncmp): Likewise.
28559 (fold_builtin_signbit): Likewise.
28560 (fold_builtin_copysign): Likewise.
28561 (fold_builtin_isascii): Likewise.
28562 (fold_builtin_toascii): Likewise.
28563 (fold_builtin_isdigit): Likewise.
28564 (fold_builtin_fabs): Likewise.
28565 (fold_builtin_abs): Likewise.
28566 (fold_builtin_fmin_fmax): Likewise.
28567 (fold_builtin_carg): Likewise.
28568 (fold_builtin_classify): Likewise.
28569 (fold_builtin_unordered_cmp): Likewise.
28571 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28572 New functions split out from fold_builtin_1.
28573 (fold_builtin_n): New.
28574 (fold_builtin_varargs): New.
28575 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28577 (fold_call_expr): New.
28578 (build_function_call_expr): Rewrite to use new helper function.
28579 (fold_builtin_call_list): New.
28580 (build_call_expr): New.
28581 (fold_builtin_call_valist): New.
28582 (rewrite_call_expr): New.
28583 (validate_arg): New.
28584 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28585 of an arglist. Change return type to bool. Use new CALL_EXPR
28588 (fold_builtin_strstr): Pass call arguments individually instead
28589 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28590 accessors and constructors. Return NULL_TREE instead of 0.
28591 (fold_builtin_strchr): Likewise.
28592 (fold_builtin_strrchr): Likewise.
28593 (fold_builtin_strpbrk): Likewise.
28594 (fold_builtin_strcat): Likewise.
28595 (fold_builtin_strncat): Likewise.
28596 (fold_builtin_strspn): Likewise.
28597 (fold_builtin_strcspn): Likewise.
28598 (fold_builtin_fputs): Likewise.
28599 (fold_builtin_next_arg): Likewise.
28600 (fold_builtin_sprintf): Likewise.
28602 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28603 NULL_RTX instead of 0.
28604 (expand_builtin_memory_chk): Likewise.
28605 (maybe_emit_chk_warning): Likewise.
28606 (maybe_emit_sprintf_chk_warning): Likewise.
28608 (fold_builtin_object_size): Pass call arguments individually instead
28609 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28610 accessors and constructors. Return NULL_TREE instead of 0.
28611 (fold_builtin_memory_chk): Likewise.
28612 (fold_builtin_stxcpy_chk): Likewise.
28613 (fold_builtin_strncpy_chk): Likewise.
28614 (fold_builtin_strcat_chk): Likewise.
28615 (fold_builtin_strcat_chk): Likewise.
28616 (fold_builtin_strncat_chk): Likewise.
28617 (fold_builtin_sprintf_chk): Likewise.
28618 (fold_builtin_snprintf_chk): Likewise.
28619 (fold_builtin_printf): Likewise.
28620 (fold_builtin_vprintf): Likewise.
28622 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28624 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28625 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28626 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28627 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28628 (fold_unary): Likewise.
28629 (fold_binary): Likewise.
28630 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28631 ternary expressions.
28632 (fold): Add logic for tcc_vl_exp.
28633 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28634 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28635 (fold_build3_stat): Add assertion to flag broken interface for
28636 constructing CALL_EXPRs.
28637 (fold_build_call_list): New.
28638 (fold_build_call_list_initializer): New.
28639 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28641 (fold_strip_sign_ops): Likewise.
28643 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28644 Brooks Moses <brooks.moses@codesourcery.com>
28645 Lee Millward <lee.millward@codesourcery.com>
28647 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28648 accessors and dump arguments explicitly.
28650 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28652 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28654 (print_call_name): Use new CALL_EXPR accessors.
28656 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28657 CALL_EXPR arguments explicitly instead of as a list. Use
28658 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28660 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28661 (vrp_visit_stmt): Likewise.
28663 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28664 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28666 (force_move_till_expr): Likewise.
28668 * targhooks.c (default_external_stack_protect_fail): Use
28669 build_call_expr instead of build_function_call_expr.
28670 (default_hidden_stack_protect_fail): Likewise.
28672 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28675 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28676 and walk arguments explicitly.
28678 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28679 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28680 (expand_simple_operations): Likewise.
28681 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28683 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28684 of TREE_CODE_LENGTH.
28685 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28687 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28688 instead of TREE_CODE_LENGTH.
28690 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28691 (tree_ic_transform): Likewise.
28692 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28693 parameter instead of arglist. Fix callers.
28694 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28695 (tree_stringops_transform): Likewise.
28696 (tree_indirect_call_to_profile): Likewise.
28697 (tree_stringops_values_to_profile): Likewise.
28699 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28700 (eliminate_tail_call): Likewise.
28702 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28704 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28705 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28707 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28709 * omp-low.c (build_omp_barrier): Use build_call_expr.
28710 (lower_rec_input_clauses): Likewise.
28711 (lower_reduction_clauses): Likewise.
28712 (expand_parallel_call): Likewise.
28713 (maybe_catch_exception): Likewise.
28714 (expand_omp_for_generic): Likewise.
28715 (expand_omp_for_static_nochunk): Likewise.
28716 (expand_omp_sections): Likewise.
28717 (lower_omp_single_simple): Likewise.
28718 (lower_omp_single_copy): Likewise.
28719 (lower_omp_master): Likewise.
28720 (lower_omp_ordered): Likewise.
28721 (lower_omp_critical): Likewise.
28723 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28724 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28726 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28727 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28728 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28730 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28731 and generalize to handle any number of operands.
28732 (chrec_contains_undetermined): Likewise.
28733 (tree_contains_chrecs): Likewise.
28734 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28736 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28738 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28739 fold_call_expr instead of fold_builtin.
28740 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28741 match declarations there.
28742 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28745 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28746 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28748 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28749 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28751 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28754 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28755 (execute_cse_sincos): Use new CALL_EXPR accessors.
28757 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28759 * gimple-low.c (lower_function_body): Use build_call_expr.
28760 (lower_builtin_setjmp): Likewise.
28762 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28763 (set_storage_via_libcall): Likewise.
28764 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28765 instead of TREE_CODE_LENGTH.
28766 (expand_expr_real_1): Use new CALL_EXPR accessors.
28768 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28769 generalize to handle any number of operands.
28770 (TB_parent_eq): Likewise.
28772 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28773 (strip_builtin_expect): Likewise.
28775 * function.c (gimplify_parameters): Use build_call_expr.
28777 * tree-vectorizer.c (vect_is_simple_reduction): Use
28778 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28780 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28781 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28783 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28786 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28787 (gimplify_decl_expr): Likewise.
28788 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28789 Use new CALL_EXPR iterators.
28790 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28791 (gimplify_modify_expr_to_memset): Likewise.
28792 (gimplify_variable_sized_compare): Likewise.
28793 (gimplify_omp_atomic_fetch_op): Likewise.
28794 (gimplify_omp_atomic_pipeline): Likewise.
28795 (gimplify_omp_atomic_mutex): Likewise.
28796 (gimplify_function_tree): Likewise.
28798 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28799 (call_expr_flags): Likewise.
28800 (expand_call): Likewise.
28802 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28803 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28806 * coverage.c (create_coverage): Use build_call_expr.
28808 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28809 (temp_call_expr_obstack): New.
28810 (pool_copy_list): Delete.
28811 (temp_copy_call_expr): New.
28812 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28813 CALL_EXPR accessors. Get rid of special goo for copying argument
28814 lists and use temp_copy_call_expr instead.
28815 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28816 CALL_EXPR accessors.
28817 (create_expression_by_pieces): Likewise. Use build_call_array
28818 to construct the result instead of fold_build3.
28819 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28820 dealing with argument lists.
28821 (init_pre): Remove references to expression_node_pool and
28822 list_node_pool. Init temp_call_expr_obstack instead.
28823 (fini_pre): Remove references to expression_node_pool and
28826 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28827 and walk arguments explicitly instead of as a list.
28829 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28830 (mx_register_decls): Likewise.
28831 (mudflap_register_call): Likewise.
28832 (mudflap_finish_file): Likewise.
28834 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28835 (ipa_callsite_compute_param): Likewise.
28837 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28838 accessors and constructor.
28840 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28841 accessors and constructor.
28842 (convert_tramp_reference): Likewise.
28843 (convert_call_expr): Likewise.
28844 (finalize_nesting_tree_1): Likewise.
28846 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28849 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28851 * tree-inline.c (initialize_inlined_parameters): Pass entire
28852 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28854 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28855 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28857 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28858 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28859 (vectorizable_reduction): Likewise.
28860 (vectorizable_call): Use new CALL_EXPR iterators.
28861 (vectorizable_conversion): Use build_call_expr.
28862 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28863 (vect_gen_widened_results_half): Use build_call_expr.
28864 (vect_setup_realignment): Likewise.
28865 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28867 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28868 (pass_through_call): Likewise.
28869 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28872 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28873 (tree_gen_pow2_profiler): Likewise.
28874 (tree_gen_one_value_profiler): Likewise.
28875 (tree_gen_ic_func_profiler): Likewise.
28876 (tree_gen_average_profiler): Likewise.
28877 (tree_gen_ior_profiler): Likewise.
28879 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28880 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28881 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28883 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28884 of TREE_CODE_LENGTH.
28886 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28887 of TREE_CODE_LENGTH.
28889 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28891 (convert_to_integer): Likewise.
28893 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28896 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28897 Brooks Moses <brooks.moses@codesourcery.com>
28898 Lee Millward <lee.millward@codesourcery.com>
28900 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28902 * config/frv/frv.c (frv_expand_builtin): Likewise.
28903 * config/s390/s390.c (s390_expand_builtin): Likewise.
28905 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28906 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28908 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28909 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28910 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28911 (ix86_expand_store_builtin): Likewise.
28912 (ix86_expand_unop_builtin): Likewise.
28913 (ix86_expand_unop1_builtin): Likewise.
28914 (ix86_expand_sse_compare): Likewise.
28915 (ix86_expand_sse_comi): Likewise.
28916 (ix86_expand_vec_init_builtin): Likewise.
28917 (ix86_expand_vec_ext_builtin): Likewise.
28918 (ix86_expand_vec_set_builtin): Likewise.
28919 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28921 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28922 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28924 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28925 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28926 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28928 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28930 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28931 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28932 arglist. Use new CALL_EXPR accessors. Fix callers.
28933 (altivec_expand_abs_builtin): Likewise.
28934 (rs6000_expand_binop_builtin): Likewise.
28935 (altivec_expand_predicate_builtin): Likewise.
28936 (altivec_expand_lv_builtin): Likewise.
28937 (spe_expand_stv_builtin): Likewise.
28938 (altivec_expand_stv_builtin): Likewise.
28939 (rs6000_expand_ternop_builtin): Likewise.
28940 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28941 (altivec_expand_st_builtin): Likewise.
28942 (altivec_expand_dst_builtin): Likewise.
28943 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28944 arglist. Use new CALL_EXPR accessors. Fix callers.
28945 (altivec_expand_vec_set_builtin): Likewise.
28946 (altivec_expand_vec_ext_builtin): Likewise.
28947 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28948 (spe_expand_builtin): Likewise.
28949 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28950 arglist. Use new CALL_EXPR accessors. Fix callers.
28951 (spe_expand_evsel_builtin): Likewise.
28952 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28953 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28955 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28956 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28957 (arm_expand_unop_builtin): Likewise.
28958 (arm_expand_builtin): Use new CALL_EXPR accessors.
28960 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28963 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28964 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28966 (bfin_expand_unop_builtin): Likewise.
28967 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28969 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28970 Brooks Moses <brooks.moses@codesourcery.com>
28971 Lee Millward <lee.millward@codesourcery.com>
28973 * c-semantics.c (build_stmt): Add internal diagnostic check.
28975 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28976 accessors. Print arguments explicitly instead of as a list.
28978 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28980 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28981 (c_finish_omp_flish): Likewise.
28983 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28984 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28985 instead of TREE_CODE_LENGTH.
28986 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28987 (c_warn_unused_result): Likewise.
28989 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28992 * doc/invoke.texi (Warning Options): Remove
28993 -Werror-implicit-function-declaration.
28994 (Wimplicit-function-declaration): Update description.
28995 * opts.c (common_handle_option): Move handling of -Werror=* to...
28996 (enable_warning_as_error): ...here.
28997 * opts.h (enable_warning_as_error): Declare.
28998 * c-decl.c (implicit_decl_warning): Unless
28999 -Wno-implicit-function-declaration is given, emit a pedwarn if
29000 -std=c99 or emit a warning if -Wimplicit-function-declaration.
29001 * c.opt (Wimplicit-function-declaration): Replace
29002 mesg_implicit_function_declaration with
29003 warn_implicit_function_declaration.
29004 * c-opts.c (c_common_handle_option):
29005 -Werror-implicit-function-declaration is exactly equal as
29006 -Werror=implicit-function-declaration.
29007 (set_Wimplicit): Replace mesg_implicit_function_declaration with
29008 warn_implicit_function_declaration.
29009 (c_common_post_options): -Wimplict-function-declaration is enabled
29010 by default by -std=c99, otherwise is disabled by default.
29011 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
29013 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29015 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
29016 DECL on the rhs to a DECL on the lhs for debug info purposes if the
29017 former is ignored but not the latter.
29019 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29021 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
29022 is made and the reference doesn't use the alias set of its type,
29023 do not create the temporary using that type.
29025 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
29027 * jump.c: Remove prototypes for delete_computation and
29028 delete_prior_computation.
29030 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29032 * jump.c (get_label_after): Delete.
29033 (get_label_before, delete_computation, delete_jump,
29034 delete_prior_computation, follow_jumps): Move...
29035 * reorg.c (delete_computation, delete_prior_computation): ... here...
29036 (get_label_before, delete_jump): ... making these static ...
29037 (follow_jumps): ... and simplifying this since it only runs after
29039 * rtl.h (get_label_after, get_label_before, delete_jump,
29040 follow_jumps): Delete prototypes.
29042 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29044 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
29046 2007-02-15 Nick Clifton <nickc@redhat.com>
29048 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
29049 order to prevent it from being munged by the target.
29051 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
29053 * config/i386/i386.md: Remove misleading comment.
29055 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29057 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
29058 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
29061 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29063 * tree-sra.c (instantiate_missing_elements): Canonicalize
29065 (sra_build_assignment): New.
29066 (generate_copy_inout, generate_element_copy,
29067 generate_element_zero, generate_one_element_init): Use it.
29069 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29071 * tree-sra.c (instantiate_missing_elements): Canonicalize
29073 (sra_build_assignment): New.
29074 (generate_copy_inout, generate_element_copy,
29075 generate_element_zero, generate_one_element_init): Use it.
29077 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29079 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
29082 2007-02-14 Joseph Myers <joseph@codesourcery.com>
29084 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
29085 types as aggregates not scalars.
29086 * function.c (assign_stack_temp_for_type): Likewise.
29088 2007-02-14 Roger Sayle <roger@eyesopen.com>
29089 Zdenek Dvorak <dvorakz@suse.cz>
29091 * tree-dump.c (dump_switch_p_1): Require exact match of the option
29094 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
29096 * passes.c (next_pass_1): Clear the next field of the copied
29099 2007-02-14 Richard Henderson <rth@redhat.com>
29101 * tree-sra.c (early_sra): New.
29102 (decl_can_be_decomposed_p): Deny va_list if early_sra.
29103 (tree_sra_early, pass_sra_early): New.
29104 * tree-pass.h (pass_sra_early): Declare.
29105 * passes.c (init_optimization_passes): Use it.
29107 2007-02-14 Richard Guenther <rguenther@suse.de>
29109 * flags.h (issue_strict_overflow_warning): Convert to a macro.
29111 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
29113 PR tree-optimization/30771
29114 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
29116 (vect_analyze_operations): Induction phis can now be marked as
29118 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
29119 Update documentation accordingly.
29121 2007-02-14 Nick Clifton <nickc@redhat.com>
29123 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
29124 most 3 arguments are supported.
29125 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
29127 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
29129 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
29130 Ensure dst->current is valid.
29132 2007-02-13 Paul Brook <paul@codesourcery.com>
29134 * config.gcc: Add arm*-*-uclinux-*eabi.
29135 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
29136 (SUBTARGET_EXTRA_LINK_SPEC): Define.
29137 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
29138 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
29139 (LINK_SPEC): Define.
29140 (LIB_SPEC): Define.
29141 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
29143 * config/arm/uclinux-eabi.h: New file.
29144 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
29145 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
29148 2007-02-13 Ian Lance Taylor <iant@google.com>
29150 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
29151 * flags.h (warn_strict_overflow): Declare.
29152 (enum warn_strict_overflow_code): Define.
29153 (issue_strict_overflow_warning): New static inline function.
29154 * opts.c (warn_strict_overflow): New variable.
29155 (common_handle_option): Handle OPT_Wstrict_overflow and
29156 OPT_Wstrict_overflow_.
29157 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
29159 * fold-const.c: Include intl.h.
29160 (fold_deferring_overflow_warnings): New static variable.
29161 (fold_deferred_overflow_warning): New static variable.
29162 (fold_deferred_overflow_code): New static variable.
29163 (fold_defer_overflow_warnings): New function.
29164 (fold_undefer_overflow_warnings): New function.
29165 (fold_undefer_and_ignore_overflow_warnings): New function.
29166 (fold_deferring_overflow_warnings_p): New function.
29167 (fold_overflow_warning): New static function.
29168 (make_range): Add strict_overflow_p parameter. Change all
29170 (extract_muldiv, extract_muldiv_1): Likewise.
29171 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
29172 tree_expr_nonnegative_p.
29173 (fold_negate_expr): Call fold_overflow_warning.
29174 (fold_range_test): Likewise.
29175 (fold_comparison): Likewise.
29176 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
29177 instead of tree_expr_nonnegative_p.
29178 (tree_expr_nonnegative_warnv_p): Rename from
29179 tree_expr_nonnegative_p, add strict_overflow_p parameter.
29180 (tree_expr_nonnegative_p): New function.
29181 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
29182 strict_overflow_p parameter.
29183 (tree_expr_nonzero_p): New function.
29184 * passes.c (verify_interpass_invariants): New static function.
29185 (execute_one_pass): Call it.
29186 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
29188 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
29189 (estimate_numbers_of_iterations): Likewise.
29190 (scev_probably_wraps_p): Likewise.
29191 * tree-ssa-ccp.c: Include "toplev.h".
29192 (evaluate_stmt): Defer fold overflow warnings until we know we are
29194 (struct fold_stmt_r_data): Add stmt field.
29195 (fold_stmt_r): Defer fold overflow warnings until we know we
29197 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
29198 (fold_stmt_inplace): Likewise.
29199 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
29200 (cleanup_control_expr_graph): Defer fold overflow warnings until
29201 we know we are going to optimize.
29202 * tree-cfg.c (fold_cond_expr_cond): Likewise.
29203 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
29205 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
29206 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
29207 * tree-ssa-loop-manip.c (create_iv): Likewise.
29208 * c-typeck.c (build_conditional_expr): Likewise.
29209 (build_binary_op): Likewise.
29210 * tree-vrp.c (vrp_expr_computes_nonzero): Call
29211 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
29212 (extract_range_from_unary_expr): Likewise.
29213 * simplify-rtx.c (simplify_const_relational_operation): Warn when
29214 assuming that signed overflow does not occur.
29215 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
29216 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
29217 (fold_defer_overflow_warnings): Declare.
29218 (fold_undefer_overflow_warnings): Declare.
29219 (fold_undefer_and_ignore_overflow_warnings): Declare.
29220 (fold_deferring_overflow_warnings_p): Declare.
29221 (tree_expr_nonzero_warnv_p): Declare.
29222 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
29223 of warning options.
29224 (Warning Options): Document -Wstrict-overflow.
29225 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
29226 (tree-ssa-ccp.o): Likewise.
29227 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
29228 (fold-const.o): Depend on intl.h.
29230 2007-02-13 Ian Lance Taylor <iant@google.com>
29232 PR middle-end/30751
29233 * lower-subreg.c (resolve_simple_move): Decompose subregs in
29236 2007-02-13 Stuart Hastings <stuart@apple.com>
29238 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
29240 2007-02-13 Richard Henderson <rth@redhat.com>
29242 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
29243 handled_component_p before looking for the indirect_ref.
29245 2007-02-13 Richard Henderson <rth@redhat.com>
29247 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
29248 remove flags clobber.
29249 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
29250 (bswaphi_lowpart): New.
29251 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
29252 remove TARGET_BSWAP test. Delete expander of the same name.
29254 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
29255 (expand_unop): Use them.
29257 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
29259 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
29260 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
29261 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
29262 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
29263 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
29264 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
29265 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
29266 assembler dialect choice from asm templates.
29268 2007-02-12 Richard Henderson <rth@redhat.com>
29270 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
29271 (fixuns_trunc<SSEMODEF>si2): Use it.
29272 * config/i386/sse.md (vec_setv4sf_0): Export.
29273 * config/i386/i386.c (ix86_build_const_vector): Export.
29274 (ix86_split_convert_uns_si_sse): Rename from
29275 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
29276 * config/i386/i386-protos.h: Update.
29278 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29281 * c-typeck.c (c_finish_return): Improve warning message.
29283 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29285 * alias.c (find_symbolic_term): Delete unused function.
29287 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
29289 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
29290 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
29291 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
29293 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29295 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
29296 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
29297 the function, temporarily point the debug interface to the null one.
29299 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29301 * dwarf2out.c (round_up_to_align): New static function.
29302 (field_byte_offset): Use it to round the offset.
29304 2007-02-12 Richard Henderson <rth@redhat.com>
29306 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
29307 (inswl_const): Export.
29309 2007-02-12 Richard Henderson <rth@redhat.com>
29311 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
29312 result mode of the libcall, convert back to outmode.
29314 2007-02-12 Roger Sayle <roger@eyesopen.com>
29316 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
29317 (bswapdi2): New define_expand to implement 32-bit implementation.
29319 2007-02-12 Nick Clifton <nickc@redhat.com>
29321 * doc/invoke.texi (Overall Options): Document --help=.
29322 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
29323 (cc1_options): Pass --help= on to cc1.
29324 (display_help): Add description of --help=.
29325 (process_command): Add code to handle --help=. Allow translated
29326 --help and --target-help switches to be passed on to compiler
29328 (main): Remove unused if statement.
29329 * opts.c (columns): Remove.
29330 (LEFT_COLUMN): Define.
29331 (wrap_help): Add columns argument.
29332 (print_filtered_help): Change parameters to be an include bitmask,
29333 an exclude bitmask, an any bitmask and the column width. Move the
29334 code to display the params list here. Add code to display the
29335 status of options rather than their descriptions if the quiet flag
29337 (print_specific_help): Change parameters to be an include bitmask,
29338 an exclude bitmask and an any bitmask. Move code to look up the
29339 column width here. Decide upon the title for an options listing.
29340 (common_handle_options): Add code to handle --help=. Adapt code
29341 for --help and --target-help to use the revised form of the
29342 print_specific_help function.
29343 (print_help): Delete.
29344 (print_param_help): Delete.
29345 (print_switch): Delete.
29346 * opts.h (cl_lang_count): Add prototype.
29347 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
29348 CL_MAX_OPTION_CLASS): New defines.
29349 * optc-gen.awk: Add construction of cl_lang_count.
29350 * c.opt: Add Warning attribute to warning options and Optimization
29351 attribute to optimization options.
29352 * common.opt: Likewise.
29354 Add -fhelp and -ftarget-help as aliases for the transformed --help
29355 and --target-help options.
29356 * opt-functions.awk: Add code to handle Warning and Optimization
29359 2007-02-12 Richard Henderson <rth@redhat.com>
29361 * config/alpha/constraints.md: New file.
29362 * config/alpha/alpha.c: Include tm-constrs.h.
29363 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29364 alpha_extra_constraint): Remove.
29365 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
29366 * config/alpha/alpha-protos.h: Update.
29367 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29368 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29369 (EXTRA_CONSTRAINT): Remove.
29370 * config/alpha/alpha.md: Include constraints.md.
29371 (adddi splitter): Use satisfies_constraint_*.
29372 * config/alpha/predicates.md (add_operand): Likewise.
29373 (sext_add_operand, addition_operation): Likewise.
29375 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29377 PR tree-optimization/29145
29378 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29379 in our handling of restrict qualified pointers.
29381 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29384 * doc/invoke.texi (Wunused-value): Update description.
29385 (Wextra): Delete item.
29386 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29387 value of Wunused-value.
29388 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29389 (c_finish_stmt_expr): Don't check extra_warnings.
29390 (emit_side_effect_warnings): The caller is responsible to check
29393 2007-02-11 Roger Sayle <roger@eyesopen.com>
29394 Matt Thomas <matt@3am-software.com>
29396 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29398 2007-02-11 Roger Sayle <roger@eyesopen.com>
29400 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29401 comparisons of POPCOUNT against zero.
29402 (simplify_const_relational_operation): Likewise.
29404 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29406 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29408 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29410 * dwarf2out.c (root_type): Delete unused function.
29412 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29414 * genattrtab.c (contained_in_p): Delete unused function.
29415 (write_expr_attr_cache): Likewise.
29417 2007-02-11 Jan Hubicka <jh@suse.cz>
29419 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29422 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29424 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29425 to add the REG_EQ* note.
29426 * see.c (see_merge_one_use_extension): Likewise.
29427 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29428 turn REG_EQUAL notes into REG_EQUIV notes if the target
29429 register may have more than one set.
29430 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29431 * gcse.c (try_replace_reg): Likewise.
29432 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29433 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29434 more than one REG_EQUIV note.
29435 * reload1.c (gen_reload): Use set_unique_reg_note.
29437 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29439 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29440 (ix86_builtin_conversion): New function.
29442 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29445 * tree.h (DECL_REPLACEABLE_P): New macro.
29446 * except.c (set_nothrow_function_flags): Likewise.
29448 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29449 Ira Rosen <irar@il.ibm.com>
29450 Dorit Nuzman <dorit@il.ibm.com>
29452 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29453 * targhooks.c (default_builtin_vectorized_conversion): New.
29454 * targhooks.h (default_builtin_vectorized_function): New declaration.
29455 * target.h (struct vectorize): Add builtin_conversion field.
29456 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29457 stmt_vec_info_type value.
29458 (vectorizable_conversion): New declaration.
29459 * tree-vect-analyze.c (vect_analyze_operations): Add
29460 vectorizable_conversion call.
29461 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29462 * tree-vect-transform.c (vectorizable_conversion): New function.
29463 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29464 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29466 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29467 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29468 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29469 or ALTIVEC_BUILTIN_VCFSX.
29471 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29474 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29475 CONST_DOUBLE and operand 0 is a hard register.
29476 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29477 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29478 is a hard floating-point register.
29480 2007-02-10 Richard Henderson <rth@redhat.com>
29481 Jakub Jelinek <jakub@redhat.com>
29482 Alexandre Oliva <aoliva@redhat.com>
29484 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29485 * builtin-types.def (BT_WORD): Make unsigned.
29486 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29487 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29488 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29489 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29490 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29491 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29493 * expr.c (emutls_var_address): New.
29494 (expand_expr_real_1): Expand emulated tls.
29495 (expand_expr_addr_expr_1): Likewise.
29496 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29497 * output.h (emutls_finish): Declare.
29498 * toplev.c (compile_file): Call it.
29499 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29500 address before wrapping in CONST.
29501 * varasm.c (emutls_htab, emutls_object_type): New.
29502 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29503 (get_emutls_object_name, get_emutls_object_type): New.
29504 (get_emutls_init_templ_addr, emutls_decl): New.
29505 (emutls_common_1, emutls_finish): New.
29506 (assemble_variable): When emulating tls, swap decls; generate
29507 constructor for the emutls objects.
29508 (do_assemble_alias): When emulating tls, swap decl and target name.
29509 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29511 * varpool.c (decide_is_variable_needed): Look at force_output.
29512 Recurse for emulated tls.
29513 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29514 with decide_is_variable_needed.
29515 * emutls.c: New file.
29516 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29517 tls_object for real tls.
29519 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29521 PR rtl-optimization/29599
29522 * reload1.c (eliminate_regs_in_insn): Take the destination
29523 mode into account when computing the offset.
29525 2007-02-09 Stuart Hastings <stuart@apple.com>
29526 Richard Henderson <rth@redhat.com>
29528 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29529 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29530 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29531 fixuns_truncdfhi2): New.
29532 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29533 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29534 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29535 (floatunssidf2): Allow nonimmediate source.
29536 * config/i386/sse.md (movdi_to_sse): New.
29537 (vec_concatv2di): Drop '*'.
29538 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29539 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29540 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29542 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29543 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29544 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29545 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29546 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29547 ix86_build_const_vector.
29548 (x86_emit_floatuns): Rewrite.
29550 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29552 * genautomata.c (longest_path_length): Delete unused function.
29553 (struct state): Delete unused longest_path_length.
29554 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29555 (get_free_state): Delete unused.
29557 2007-02-09 Jan Hubicka <jh@suse.cz>
29559 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29560 * doc/invoke.texi (inline-unit-growth): Update default value.
29562 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29563 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29564 (rebuild_cgraph_edges): Likewise.
29565 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29566 (dump_cgraph_node): Dump frequencies.
29567 (cgraph_clone_edge): Add frequency scales.
29568 (cgraph_clone_node): Add freuqnecy.
29569 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29570 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29571 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29572 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29573 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29574 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29575 (save_inline_function_body): Likewise.
29576 * ipa-inline.c: inluce rtl.h
29577 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29578 (cgraph_edge_badness): Use frequencies.
29579 (cgraph_decide_recursive_inlining): Update clonning.
29580 (cgraph_decide_inlining_of_small_function): Dump frequency.
29581 * predict.c (estimate_bb_frequencies): Export.
29582 * predict.h (estimate_bb_frequencies): Declare.
29583 * tree-inline.c (copy_bb): Watch overflows.
29584 (expand_call_inline): Update call of cgraph_create_edge.
29585 (optimize_inline_calls): Use TODO flags to update frequnecies.
29586 * passes.h: Include predict.h
29587 (init_optimization_passes): Move profile ahead.
29588 (execute_function_todo): Handle TODO_rebuild_frequencies.
29590 2007-02-09 Roger Sayle <roger@eyesopen.com>
29592 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29593 the insbl or inswl pattern into a register.
29595 2007-02-09 Roger Sayle <roger@eyesopen.com>
29597 * config/ia64/ia64.md (bswapdi2): New define_insn.
29599 2007-02-09 Richard Henderson <rth@redhat.com>
29601 * config/i386/constraints.md (Ym): New constraint.
29602 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29603 (movdi_1_rex64): Split sse and xmm general register moves from
29604 memory move alternatives. Use conditional register constraints.
29605 (movsf_1, movdf_integer): Likewise.
29606 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29607 (movdf_integer_rex64): New.
29608 (pushsf_rex64): Fix output constraints.
29609 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29610 (sse2_stored): Likewise.
29611 (sse2_storeq_rex64): New.
29612 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29613 amd and not generic.
29614 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29615 for optimize_size. Remove SF/DFmode hack.
29617 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29619 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29622 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29623 Richard Sandiford <richard@codesourcery.com>
29625 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29626 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29627 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29628 m68k/t-mlib to tmake_file.
29629 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29630 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29631 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29632 Allow it to be cf or m68k. Set m68k_arch_family. If that
29633 variable is not empty, add t-$m68k_arch_family to tmake_file.
29634 Add t-mlibs to tmake_file.
29635 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29636 * config/m68k/t-cf: New file.
29637 * config/m68k/t-m68k: Likewise.
29638 * config/m68k/t-mlibs: Likewise.
29639 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29640 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29641 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29642 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29643 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29645 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29646 (INSTALL_LIBGCC): Delete.
29647 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29648 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29649 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29650 (M68K_MLIB_CPU): Define.
29651 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29652 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29653 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29655 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29656 Richard Guenther <rguenther@suse.de>
29658 PR middle-end/23361
29659 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29660 against INT_MIN/INT_MAX.
29661 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29662 file if a loop is removed.
29664 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29666 * calls.c (store_one_arg): Pass correct alignment to
29667 emit_push_insn for non-BLKmode values.
29668 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29669 unaligned stack slot via a suitably aligned slot.
29671 2007-02-08 DJ Delorie <dj@redhat.com>
29673 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29675 (legal_subregs): Use unsigned char, make const.
29676 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29678 2007-02-08 Paul Brook <paul@codesourcery.com>
29680 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29681 special interworking needed.
29683 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29685 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29686 conditional to __SSE2__.
29687 (Entries below should have been added to first ChangeLog
29688 entry for amdfam10 dated 2007-02-05)
29689 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29691 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29693 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29696 2007-02-08 DJ Delorie <dj@redhat.com>
29698 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29699 * config/m32c/m32c.c (legal_subregs): New.
29700 (m32c_illegal_subreg_p): New.
29701 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29702 unsupported subregs of hard regs.
29704 2007-02-08 Jan Hubicka <jh@suse.cz>
29706 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29707 the same one; always update histograms.
29709 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29711 * passes.c (init_optimization_passes): Tidy comment.
29713 2007-02-08 Roger Sayle <roger@eyesopen.com>
29715 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29716 strip zero_extend, bswap and rotates from POCOUNT's argument.
29717 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29718 zero_extend and rotates from PARITY's argument.
29719 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29720 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29721 of an integer constant at compile-time.
29723 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29726 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29728 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29731 * tree-ssa-live.c (remove_unused_locals): Do not remove
29732 TREE_ADDRESSABLE variables.
29733 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29734 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29735 FOR_CLOBBER. Update all users.
29736 If VAR has an associated alias set, add a virtual operand for
29737 it if no alias is found to conflict with the memory reference.
29739 2007-02-07 Jan Hubicka <jh@suse.cz>
29740 Robert Kidd <rkidd@crhc.uiuc.edu>
29742 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29744 2007-02-07 Ian Lance Taylor <iant@google.com>
29746 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29748 2007-02-07 Roger Sayle <roger@eyesopen.com>
29750 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29751 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29752 tablejumpdi, movsi_to_cr_one): Remove constraints from
29753 define_expand's match_operands.
29755 2007-02-07 Roger Sayle <roger@eyesopen.com>
29757 * global.c (compute_regsets): Move declatation of "i" inside of
29758 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29760 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29763 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29764 of INDIRECT_REF <RESULT_DECL>.
29766 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29768 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29769 Kaz Kojima <kkojima@gcc.gnu.org>
29772 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29774 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29776 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29778 * doc/loop.texi: Document possibility not to perform disambiguation
29779 of loops with multiple latches.
29780 * cfgloopmanip.c (alp_enum_p): Removed.
29781 (add_loop): Handle subloops. Use get_loop_body_with_size.
29782 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29783 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29784 the new forwarder block.
29785 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29786 Handle the case latch is NULL.
29787 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29788 modifications when marking loop exits.
29789 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29791 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29792 disambiguate_loops_with_multiple_latches.
29793 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29794 before fix_loop_structure.
29795 * cfgloop.c: Include pointer-set.h and output.h.
29796 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29797 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29798 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29799 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29800 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29801 disambiguate_multiple_latches, get_loop_body_with_size,
29802 disambiguate_loops_with_multiple_latches): New functions.
29803 (flow_loop_dump): Dump multiple latch edges.
29804 (flow_loop_nodes_find): Handle loops with multiple latches.
29805 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29806 (glb_enum_p): Modified.
29807 (get_loop_body): Use get_loop_body_with_size.
29808 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29809 (AVOID_CFG_MODIFICATIONS): New constant.
29810 (disambiguate_loops_with_multiple_latches, add_loop,
29811 get_loop_body_with_size): Declare.
29812 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29814 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29816 PR inline-asm/28686
29817 * global.c (compute_regsets): New function.
29818 (global_alloc): Refactored ELIMINABLE_REGSET
29819 and NO_GLOBAL_ALLOC_REGS computation out.
29820 (rest_of_handle_global_alloc): Call compute_regsets()
29821 for non-optimizing case.
29823 2007-02-06 Richard Henderson <rth@redhat.com>
29825 * config/i386/constraints.md (Y2): Rename from Y.
29826 (Yi): New constraint.
29827 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29828 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29829 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29830 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29831 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29832 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29833 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29834 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29835 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29836 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29837 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29838 vec_extractv2si_1): Change Y constraints to Y2.
29839 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29840 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29841 Change Y constraints to Y2.
29842 (sse2_loadld): Change Y constraints to x.
29844 2007-02-06 Roger Sayle <roger@eyesopen.com>
29846 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29847 (parity<mode>2): New define_expand using rs6000_emit_parity.
29848 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29849 rs6000_emit_parity): New functions.
29850 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29851 rs6000_emit_parity): Prototype here.
29853 2007-02-06 Ian Lance Taylor <iant@google.com>
29855 * lower-subreg.c (simple_move_operand): Reject CONST.
29856 (resolve_clobber): Call validate_change rather than directly
29857 assigning to XEXP (pat, 0).
29859 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29861 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29862 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29863 (tree-cfg.o): Remove hashtab.h dependency.
29865 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29866 (struct ivopts_data): Change niters to pointer_map_t.
29867 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29868 (niter_for_exit): Create pointer_map on demand. Change for
29870 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29871 (free_loop_data): Destroy data->niters if created and reset field.
29872 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29873 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29875 * tree-ssa-reassoc.c: Include pointer-set.h.
29876 (bb_rank): Change to long *.
29877 (operand_rank): Change to pointer_map_t.
29878 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29879 (insert_operand_rank): Accept long.
29880 (operand_entry_hash, operand_entry_eq): Remove.
29881 (get_rank): Return long. Adjust for changes above.
29882 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29884 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29886 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29887 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29888 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29890 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29891 directly since it cannot be NULL.
29892 (get_vi_for_tree): Rewrite for pointer_map API.
29893 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29894 (init_alias_vars): Create vi_for_tree as pointer_map.
29895 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29897 * tree-cfg.c: Don't include hashtab.h.
29898 (edge_to_cases): Declare as pointer_map.
29899 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29901 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29902 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29903 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29905 (record_switch_edge): Delete.
29906 (get_cases_for_edge): Adjust for pointer_map API, inline
29907 record_switch_edge (rewritten for new API), remove goto.
29909 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29911 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29912 * tree-nested.c: Include pointer-set.h.
29913 (var_map_elt, var_map_eq, var_map_hash): Delete.
29914 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29915 to pointer_map_t's.
29916 (nesting_info_bitmap_obstack): New.
29917 (lookup_field_for_decl): Adjust for pointer_map API.
29918 (lookup_tramp_for_decl): Adjust for pointer_map API.
29919 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29920 (get_local_debug_decl): Adjust for pointer_map API.
29921 (convert_nl_goto_reference): Adjust for pointer_map API.
29922 (convert_nl_goto_receiver): Adjust for pointer_map API.
29923 (create_nesting_tree): Create outside GGC space. Create bitmap on
29924 the new obstack. Create field_map and var_map as pointer_maps.
29925 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29927 (lower_nested_functions): Move root here, no need to NULL it.
29928 Initialize and release the obstack.
29930 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29932 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29933 Remove prototypes and make them non-static.
29934 (struct tree_int_map): Remove.
29935 * tree.h (struct tree_int_map): Move here, turning TO into an
29937 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29939 * tree.h (TREE_COMPLEXITY): Remove.
29940 (struct tree_exp): Remove complexity field.
29941 * tree.c (build1_stat): Don't set it.
29943 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29944 Victor Kaplansky <victork@il.ibm.com>
29946 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29947 (vect_is_simple_reduction): Support reduction with induction as
29948 one of the operands.
29949 (vect_is_simple_iv_evolution): Fix formatting.
29950 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29951 formatting. Don't mark induction phis for vectorization.
29952 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29953 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29954 (vect_get_vec_def_for_operand): Support induction.
29955 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29957 (vectorizable_reduction): Support reduction with induction as one of
29959 (vectorizable_type_demotion): Use def-type of stmt argument rather
29960 than dummy def-type.
29962 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29963 flag_tree_scev_cprop.
29964 * common.opt (tree-scev-cprop): New flag.
29966 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29967 call to vect_get_new_vect_var.
29969 2007-02-06 Ira Rosen <irar@il.ibm.com>
29971 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29972 vectype is not NULL.
29973 (vect_pattern_recog_1): Likewise.
29975 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29977 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29978 (fold_negate_expr): Likewise.
29980 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29983 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29984 even if cv-qualification is the same.
29986 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29988 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29989 __enable_execute_stack on completion.
29991 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29993 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29994 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29995 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29996 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29997 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29998 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29999 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
30000 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
30002 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30004 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
30005 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
30006 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
30007 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
30008 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
30009 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
30010 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
30011 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
30012 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
30013 umuldi3_highpart_rex64, umulsi3_highpart_insn,
30014 umulsi3_highpart_zext, smuldi3_highpart_rex64,
30015 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
30016 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
30017 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
30018 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
30019 sqrtextenddfxf2_i387): Added amdfam10_decode.
30021 * config/i386/athlon.md (athlon_idirect_amdfam10,
30022 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
30023 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
30024 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
30025 athlon_ivector_store_amdfam10): New define_insn_reservation.
30026 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
30029 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30031 * config/i386/athlon.md (athlon_call_amdfam10,
30032 athlon_pop_amdfam10, athlon_lea_amdfam10): New
30033 define_insn_reservation.
30034 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
30035 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
30036 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
30038 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30040 * config/i386/athlon.md (athlon_sseld_amdfam10,
30041 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
30042 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
30044 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30046 * config/i386/athlon.md (athlon_sseins_amdfam10): New
30047 define_insn_reservation.
30048 * config/i386/i386.md (sseins): Added sseins to define_attr type
30049 and define_attr unit.
30050 * config/i386/sse.md: Set type attribute to sseins for insertq
30053 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30055 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
30056 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
30057 ssecomi_load_amdfam10, ssecomi_amdfam10,
30058 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
30059 define_insn_reservation.
30060 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
30062 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30064 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
30065 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
30066 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
30067 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
30068 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
30069 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
30070 define_insn_reservation.
30072 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
30073 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
30074 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
30075 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
30076 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
30078 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30080 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
30081 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
30082 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
30083 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
30084 athlon_ssemul_load_k8): Added amdfam10.
30086 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30088 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
30089 (x86_sse_unaligned_move_optimal): New variable.
30091 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
30093 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
30094 for unaligned vector SSE double/single precision loads for AMDFAM10.
30096 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30098 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
30099 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
30100 Define TARGET_CPU_DEFAULT_amdfam10.
30101 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
30102 (processor_type): Add PROCESSOR_AMDFAM10.
30104 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
30105 processor_type in config/i386/i386.h.
30106 Enable imul peepholes for TARGET_AMDFAM10.
30108 * config.gcc: Add support for --with-cpu option for amdfam10.
30110 * config/i386/i386.c (amdfam10_cost): New variable.
30111 (m_AMDFAM10): New macro.
30112 (m_ATHLON_K8_AMDFAM10): New macro.
30113 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
30114 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
30115 x86_promote_QImode, x86_integer_DFmode_moves,
30116 x86_partial_reg_dependency, x86_memory_mismatch_stall,
30117 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
30118 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
30119 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
30120 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
30121 Enable/disable for amdfam10.
30122 (override_options): Add amdfam10_cost to processor_target_table.
30123 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
30124 processor_alias_table.
30125 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
30126 (ix86_adjust_cost): Add code for amdfam10.
30128 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30130 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
30131 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
30132 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
30133 * config/i386/i386.h: Add builtin definition for SSE4A.
30134 * config/i386/i386.md: Add support for ABM instructions
30135 (popcnt and lzcnt).
30136 * config/i386/sse.md: Add support for SSE4A instructions
30137 (movntss, movntsd, extrq, insertq).
30138 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
30139 Add -march=amdfam10 flag.
30140 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
30141 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
30143 * doc/extend.texi: Add documentation for SSE4A builtins.
30145 2007-02-05 Bob Wilson <bob.wilson@acm.org>
30147 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
30149 2007-02-05 Richard Guenther <rguenther@suse.de>
30151 * tree-vectorizer.h (vectorizable_function): Add argument type
30152 argument, change return type.
30153 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
30154 * tree-vect-transform.c (vectorizable_function): Handle extra
30155 argument, return vectorized function decl.
30156 (build_vectorized_function_call): Remove.
30157 (vectorizable_call): Handle calls with result and argument types
30158 differing. Handle loop vectorization factor correctly.
30159 * targhooks.c (default_builtin_vectorized_function): Adjust for
30161 * targhooks.h (default_builtin_vectorized_function): Likewise.
30162 * target.h (builtin_vectorized_function): Add argument type
30164 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
30165 extra argument, allow vectorizing of lrintf.
30166 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
30167 documentation of target hook.
30169 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
30172 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
30173 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
30174 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
30176 2007-02-05 Roger Sayle <roger@eyesopen.com>
30178 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
30179 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
30180 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
30181 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
30182 before canonicalizing sincos to cexpi.
30183 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
30185 2007-02-05 Roger Sayle <roger@eyesopen.com>
30187 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
30188 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
30189 (alpha_init_builtins): Use alpha_add_builtins to process tables.
30191 2007-02-05 Roger Sayle <roger@eyesopen.com>
30193 * mips-tfile.c (initialize_init_file): Correct endianness test.
30195 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
30197 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
30198 the 'y' constraint.
30200 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30202 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
30203 saves in a PARALLEL before the register assignments.
30205 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30207 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
30208 DWARF_FRAME_RETURN_COLUMN to be a general register.
30209 * dwarf2out.c (init_return_column_size): New function, split from...
30210 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
30211 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
30212 to be nongeneral registers.
30213 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
30215 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
30216 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
30218 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30220 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
30222 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30224 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
30225 (remove_path): Use can_remove_branch_p and remove_branch instead
30226 of loop_delete_branch_edge.
30227 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
30228 (tree_transform_and_unroll_loop): Remove dead branches immediately.
30229 Update profile using scale_dominated_blocks_in_loop.
30230 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
30231 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
30232 (can_remove_branch_p, remove_branch): Declare.
30233 * tree-cfg.c (tree_can_remove_branch_p): New function.
30234 (tree_cfg_hooks): Add tree_can_remove_branch_p.
30235 * cfgrtl.c (rtl_can_remove_branch_p): New function.
30236 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
30238 2007-02-05 Jan Hubicka <jh@suse.cz>
30240 PR middle-end/30696
30241 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
30242 nodes in cgraph, don't remove offline copy of the function.
30244 2007-02-04 Jan Hubicka <jh@suse.cz>
30246 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
30247 vectors might cause maybe_lookup_element_for_expr to be called
30248 on non-sra-candidate.
30250 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30252 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
30253 config/bfin/bfin.md, config/bfin/predicates.md: Follow
30254 spelling conventions.
30256 2007-02-04 Richard Guenther <rguenther@suse.de>
30258 PR middle-end/30636
30259 * fold-const.c (try_move_mult_to_index): Make sure to not
30260 overflow one dimension of a multi-dimensional array access.
30262 2007-02-04 Jan Hubicka <jh@suse.cz>
30264 * passes.c (init_optimization_passes): Reindent.
30266 2007-02-04 Jan Hubicka <jh@suse.cz>
30267 Eric Botcazou <ebotcazou@adacore.com>
30269 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
30270 (execute_fixup_cfg): Break out the abnormal goto code.
30271 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
30272 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
30273 (optimize_inline_calls): Call make_nonlocal_label_edges.
30275 2007-02-04 Jan Hubicka <jh@suse.cz>
30277 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
30278 true when something was changed.
30279 (rename_ssa_copies): When something was changed, do
30280 TODO_remove_unused_locals.
30281 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30282 add TODO_remove_unused_locals when instruction was removed.
30284 2007-02-04 Jan Hubicka <jh@suse.cz>
30286 * ipa-inline.c (try_inline): Improve debug output; work on already
30288 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
30289 call try_inline for already inlined edges too when flattening;
30290 inline also functions that make callee growth but overall unit size
30293 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30295 * config/m32c/bitops.md, config/m32c/jump.md,
30296 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
30297 config/m32r/m32r.h, config/m32r/m32r.md,
30298 config/m32r/predicates.md, config/m68hc11/larith.asm,
30299 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
30300 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
30301 config/mips/mips-protos.h, config/mips/mips.c,
30302 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
30303 config/mn10300/mn10300.h, config/mn10300/predicates.md,
30304 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
30305 spelling conventions.
30307 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
30308 Follow spelling conventions.
30310 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
30312 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
30313 warn about C++0x compatibility.
30315 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30317 * config/h8300/h8300.c, config/h8300/h8300.h,
30318 config/h8300/h8300.md: Follow spelling conventions.
30320 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
30322 PR middle-end/30667
30323 * combine.c (try_combine): Do not substitute source operand
30324 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
30326 2007-02-03 Jan Hubicka <jh@suse.cz>
30328 PR gcov-profile/30650
30329 * value-prof.c (stringop_block_profile): Fix handling of size counter;
30330 do not divide by zero for never executed counters.
30331 (tree_find_values_to_profile): Fix counters.
30332 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
30334 2007-02-03 Ian Lance Taylor <iant@google.com>
30336 * lower-subreg.c (simple_move_operand): New static function,
30337 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
30339 (simple_move): Call simple_move_operand.
30340 (find_decomposable_subregs): Add special handling of MEMs.
30341 (can_decompose_p): Rename from cannot_decompose_p. Reverse
30342 meaning of return value. If we see a hard register, test whether
30343 it can store a word_mode value. Change all callers.
30345 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30347 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
30348 ftrapv insns and expanders.
30349 (subdi3): Change define_expand operand 1 to arith11_operand, and
30350 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
30351 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
30352 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
30355 PR middle-end/30174
30356 * varasm.c (notice_global_symbol): Treat global objects as weak when
30357 flag_shlib is true.
30359 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30361 * emit-rtl.c (dconstpi): Delete.
30362 (dconstsqrt2): New.
30363 (init_emit_once): Delete dconstpi and init dconstsqrt2.
30364 * real.h (dconstpi): Delete.
30365 (dconstsqrt2): New.
30366 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30367 (fold_builtin_hypot): Likewise.
30369 2007-02-03 Tom Tromey <tromey@redhat.com>
30372 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30373 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30375 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30377 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30378 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30379 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30380 config/rs6000/cell.md, config/rs6000/darwin.h,
30381 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30382 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30383 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30384 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30385 typos. Follow spelling conventions.
30386 * doc/invoke.texi: Follow spelling conventions.
30388 2007-02-03 Roger Sayle <roger@eyesopen.com>
30390 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30391 canonicalization transformations that attempt to simplify integer
30392 constant comparisons to become comparisons against zero.
30394 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30396 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30398 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30399 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30401 2007-02-02 Mike Stump <mrs@apple.com>
30403 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30404 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30405 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30406 generate a branch island.
30408 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30410 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30411 (xtensa_legitimate_address_p): New.
30412 (xtensa_legitimize_address): New.
30413 (xtensa_output_addr_const_extra): New.
30414 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30416 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30417 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30418 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30419 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30420 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30421 (xtensa_legitimize_address): New.
30422 (xtensa_output_addr_const_extra): New.
30424 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30426 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30428 2007-02-02 Ian Lance Taylor <iant@google.com>
30430 * expmed.c (expand_divmod): Add comment.
30432 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30434 * emit-rtl.c (renumber_insns): Remove.
30435 * flags.h: Remove the extern for flag_renumber_insns.
30436 * rtl.h: Remove the prototype for renumber_insns.
30437 * toplev.c (flag_renumber_insns): Remove.
30439 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30441 Revert for x86 darwin:
30442 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30444 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30445 code before the following patch under TARGET_MACHO.
30446 (ix86_function_value_regno_p): Likewise.
30448 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30450 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30453 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30456 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30457 loads to general or fp registers. Add comments.
30458 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30460 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30462 * pointer-set.c (insert_aux): Only return insertion slot.
30463 (pointer_set_insert): Adjust.
30464 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30465 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30466 pointer_map_traverse): New.
30467 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30468 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30469 pointer_map_contains, pointer_map_traverse): Declare.
30471 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30473 PR middle-end/30473
30474 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30475 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30477 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30479 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30481 (struct _dep): New type.
30482 (dep_t): New typedef.
30483 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30484 (DEP_STATUS): New access macro. The macro with the same name was
30485 renamed to DEP_LINK_STATUS.
30486 (dep_init): Declare function
30488 (struct _dep_link): New type.
30489 (dep_link_t): New typedef.
30490 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30491 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30492 (DEP_LINK_STATUS): New macro.
30493 (debug_dep_links): New debug function.
30495 (struct _deps_list): New type.
30496 (deps_list_t): New typedef.
30497 (DEPS_LIST_FIRST): New access macro.
30498 (FOR_EACH_DEP_LINK): New cycle macro.
30499 (create_deps_list, free_deps_list, delete_deps_list): Declare
30501 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30502 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30503 (copy_deps_list_change_con): Ditto.
30505 (move_dep_link): Declare function.
30507 (struct _dep_node): New type.
30508 (dep_node_t): New typedef.
30509 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30511 (struct haifa_insn_data.back_deps): New field to hold backward
30512 dependencies of the insn.
30513 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30515 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30516 Change its type to deps_list_t.
30517 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30518 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30519 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30521 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30523 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30525 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30527 (dep_cost): Declare.
30529 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30530 (ds_to_dk, dk_to_ds): New functions.
30532 (init_dep_1): New static function.
30533 (init_dep): New function.
30534 (copy_dep): New static function.
30536 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30538 (detach_dep_link): New static function.
30539 (move_dep_link): New function.
30541 (dep_links_consistent_p, dump_dep_links): New static functions.
30542 (debug_dep_links): New debugging function.
30544 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30546 (alloc_deps_list, init_deps_list): New static functions.
30547 (create_deps_list): New function.
30548 (clear_deps_list): New static function.
30549 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30550 (deps_list_consistent_p, dump_deps_list): New static functions.
30551 (debug_deps_list): New function.
30552 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30554 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30556 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30557 use new scheduler dependencies lists.
30558 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30559 (sched_analyze): Ditto. Initialize dependencies lists.
30560 (add_forw_dep, compute_forward_dependences): Update to use new
30561 scheduler dependencies lists.
30563 (init_dependency_caches): Init deps_obstack.
30564 (free_dependency_caches): Free deps_obstack.
30566 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30567 new scheduler dependencies lists.
30568 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30569 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30571 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30572 Update to use new scheduler dependencies lists.
30573 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30574 (debug_dependencies): Ditto.
30575 (schedule_region): Update comments.
30577 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30578 scheduler dependencies lists.
30579 (schedule_ebb): Update comments.
30581 * rtl.def (DEPS_LIST): Remove.
30583 * lists.c (unused_deps_list): Remove.
30584 (free_list): Update assertions.
30586 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30587 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30589 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30590 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30592 * haifa-sched.c (comments): Update.
30593 (insn_cost1): Remove. Inline the code into insn_cost ().
30594 (insn_cost): Update to use new scheduler dependencies lists. Move
30595 processing of the dependency cost to dep_cost ().
30596 (dep_cost): New function. Use it instead of insn_cost () when
30597 evaluating cost of the dependency. Use compatible interface to
30598 interact with the target.
30599 (priority): Update to use new scheduler dependencies lists.
30600 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30601 with greater number of insns that depend on the insn.
30602 (schedule_insn): Update to use new scheduler dependencies lists. Add
30603 code to free backward dependencies lists. Inline and optimize code
30604 from resolve_dep () - see PR28071.
30605 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30606 lists. Update call to targetm.sched.is_costly_dependence hook.
30608 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30609 scheduler dependencies lists.
30611 (resolve_dep): Remove. Move the logic to schedule_insn ().
30612 (init_h_i_d): Initialize dependencies lists.
30614 (process_insn_depend_be_in_spec): Rename to
30615 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30616 dependencies lists.
30617 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30618 Update to use new scheduler dependencies lists.
30619 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30621 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30622 new scheduler dependencies lists.
30623 (build_intra_loop_deps): Ditto.
30625 * target.h (struct _dep): Declare to use in
30626 gcc_target.sched.is_costly_dependence.
30627 (struct gcc_target.sched.adjust_cost): Fix typo.
30628 (struct gcc_target.sched.is_costly_dependence): Change signature to
30629 use single dep_t parameter instead of an equivalent triad.
30630 (struct gcc_target.sched.adjust_cost_2): Remove.
30632 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30634 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30636 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30638 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30640 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30641 (REG_DEP_TRUE): Document.
30643 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30644 Change signature to correspond to the targetm.sched.adjust_cost hook.
30645 Update use in TARGET_SCHED_ADJUST_COST_2.
30646 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30647 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30648 new scheduler dependencies lists.
30649 (ia64_gen_check): Ditto.
30651 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30652 scheduler dependencies lists.
30654 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30655 signature to correspond to the targetm.sched.is_costly_dependence hook.
30656 (is_costly_group): Update to use new scheduler dependencies lists.
30658 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30659 instead of INSN_COST () macro.
30661 2007-02-01 Ian Lance Taylor <iant@google.com>
30663 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30665 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30667 * pa.md (tp_load): Correct mfctl instruction syntax.
30669 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30671 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30672 altivec_padding_size calculation on AIX. Improve comment, add
30673 assert to verify that it's right.
30675 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30678 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30680 PR inline-asm/28686
30681 * global.c (global_alloc): Add mising initialization of
30684 2007-02-01 Roger Sayle <roger@eyesopen.com>
30686 * alias.c (init_alias_analysis): Correct whitespace.
30687 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30688 partition_hot_cold_basic_blocks): Likewise.
30689 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30690 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30691 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30692 fold_builtin_snprintf_chk, fold_builtin_printf,
30693 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30694 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30695 * cfgcleanup.c (cleanup_cfg): Likewise.
30696 * cfgexpand.c (tree_expand_cfg): Likewise.
30697 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30698 * function.c (get_next_funcdef_no): Likewise.
30699 * gengtype.c (main): Likewise.
30700 * genmodes.c (main): Likewise.
30701 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30702 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30703 * ifcvt.c (noce_emit_move_insn): Likewise.
30704 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30706 * stor-layout.c (get_best_mode): Likewise.
30707 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30708 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30709 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30710 perform_var_substitution, solve_graph): Likewise.
30711 * tree-vrp.c (vrp_finalize): Likewise.
30713 2007-02-01 Ian Lance Taylor <iant@google.com>
30715 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30716 high part of a paradoxical subreg, return a constant zero.
30718 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30720 * toplev.c (lang_dependent_init): Call init_set_costs.
30721 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30723 2007-02-01 Richard Guenther <rguenther@suse.de>
30725 PR middle-end/30656
30726 * fold-const.c (fold_negate_expr): Allow negating a
30727 constant if overflow does not change.
30729 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30731 * doc/c-tree.texi (Expression trees): Improve markup.
30732 * doc/tm.texi (Register Classes, Addressing Modes)
30733 (Floating Point): Fix spacing after abbreviations. Fix some
30736 2007-02-01 Ben Elliston <bje@au.ibm.com>
30738 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30739 * doc/contrib.texi: Likewise.
30740 * doc/install.texi: Likewise.
30742 2007-01-31 Richard Henderson <rth@redhat.com>
30743 Ian Lance Taylor <iant@google.com>
30745 * lower-subreg.c: New file.
30746 * rtl.def (CONCATN): Define.
30747 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30748 pass_lower_subreg2.
30749 * emit-rtl.c (update_reg_offset): New static function, broken out
30750 of gen_rtx_REG_offset.
30751 (gen_rtx_REG_offset): Call update_reg_offset.
30752 (gen_reg_rtx_offset): New function.
30753 * regclass.c: Revert patch of 2006-03-05, restoring
30755 (clear_reg_info_regno): New function.
30756 * dwarf2out.c (concatn_loc_descriptor): New static function.
30757 (loc_descriptor): Handle CONCATN.
30758 * common.opt (fsplit_wide_types): New option.
30759 * opts.c (decode_options): Set flag_split_wide_types when
30761 * timevar.def (TV_LOWER_SUBREG): Define.
30762 * rtl.h (gen_reg_rtx_offset): Declare.
30763 (reg_scan_update): Declare.
30764 * regs.h (clear_reg_info_regno): Declare.
30765 * tree-pass.h (pass_lower_subreg): Declare.
30766 (pass_lower_subreg2): Declare.
30767 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30768 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30769 -fsplit-wide-types.
30770 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30771 * Makefile.in (OBJS-common): Add lower-subreg.o.
30772 (lower-subreg.o): New target.
30774 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30776 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30778 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30781 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30783 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30785 PR middle-end/29335
30786 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30788 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30790 * cfgloop.h: Include vec-prim.h.
30791 (enum li_flags): Remove LI_ONLY_OLD.
30792 (loop_iterator): Changed.
30793 (fel_next, fel_init): Iterate over loop tree.
30794 (FOR_EACH_LOOP_BREAK): New macro.
30795 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30797 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30798 * modulo-sched.c (sms_schedule): Ditto.
30799 * tree-vectorizer.c (vectorize_loops): Ditto.
30800 * doc/loop.texi: Update information on loop numbering and behavior of
30801 FOR_EACH_LOOP wrto new loops.
30802 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30803 add_to_evolution_1): Test nestedness of loops instead of comparing
30805 * tree-chrec.c (chrec_fold_plus_poly_poly,
30806 chrec_fold_multiply_poly_poly, chrec_evaluate,
30807 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30808 reset_evolution_in_loop): Ditto.
30809 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30811 2007-01-31 Dirk Mueller <dmueller@suse.de>
30813 * c-common.c (warn_about_parentheses): Separate warning about
30814 un-parenthized sequence of comparison operators from the one
30815 which is supposed to warn about x <= y <= z.
30817 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30819 * optabs.h (enum optab_index): Add new OTI_isinf.
30820 (isinf_optab): Define corresponding macro.
30821 * optabs.c (init_optabs): Initialize isinf_optab.
30822 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30824 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30825 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30827 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30828 expand_builtin_interclass_mathfn.
30829 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30830 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30831 (fxam<mode>2_i387): New insn pattern.
30832 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30833 built-in functions as x87 inline asm.
30835 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30837 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30839 2007-01-30 Eric Christopher <echristo@apple.com>
30841 * config.gcc: Add geode.
30843 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30845 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30846 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30847 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30848 value-prof.c: Fix comment typos.
30850 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30853 * doc/invoke.texi (Wpointer-arith): Document warning.
30855 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30857 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30858 the list of discrepancies from the draft TR.
30860 2007-01-30 Dirk Mueller <dmueller@suse.de>
30863 * doc/invoke.texi (-Wreturn-type): Update description to
30864 match new behavior.
30866 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30868 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30870 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30872 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30873 to handle optabs that operate on floating point input argument and
30874 output to integer output.
30875 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30876 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30877 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30878 expand_builtin_interclass_mathfn ().
30879 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30880 (ilogbsi2): Remove.
30881 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30882 ilogbl built-in functions as x87 intrinsics.
30884 2007-01-30 Richard Guenther <rguenther@suse.de>
30886 PR middle-end/27657
30887 * dwarf2out.c (reference_to_unused): Query varpool if the
30888 variable was output.
30890 2007-01-30 Richard Guenther <rguenther@suse.de>
30892 PR middle-end/30313
30893 * passes.c (execute_one_pass): Reset in_gimple_form to not
30894 confuse non-unit-at-a-time mode.
30896 2007-01-29 Roger Sayle <roger@eyesopen.com>
30897 Richard Guenther <rguenther@suse.de>
30899 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30900 avoid undefined behaviour on overflow. Use force_fit_type_double
30901 to construct the constant with the specified TREE_OVERFLOW.
30903 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30905 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30906 * config/dfp-bit.h: Ditto.
30908 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30910 * c-decl.c (pop_scope): Replace warnings with call to
30911 warn_for_unused_label.
30912 * c-common.h (warn_for_unused_label): Declare.
30913 * c-common.c (warn_for_unused_label): Define.
30915 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30917 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30920 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30922 * Makefile.in (USER_H): Remove decfloat.h.
30923 * ginclude/decfloat.h: Delete, moving contents to ...
30924 * ginclude/float.h: Add support for decimal floating point,
30925 guarded by __STDC_WANT_DEC_FP__.
30927 2007-01-29 Mike Stump <mrs@apple.com>
30929 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30930 Analysis and Representation to resolve case insensitive conflict.
30931 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30933 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30935 * tree.h (struct tree_memory_tag): Add aliases member.
30936 (MTAG_ALIASES): New macro.
30937 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30938 (add_may_alias): Remove pointer-set. Update for may_aliases being
30940 (mark_aliases_call_clobbered): Update for may_aliases being a
30942 (compute_tag_properties): Ditto.
30943 (create_partition_for): Ditto.
30944 (compute_memory_partitions): Ditto.
30945 (dump_may_aliases_for): Ditto.
30946 (is_aliased_with): Ditto.
30947 (add_may_alias_for_new_tag): Ditto.
30948 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30949 (compute_is_aliased): New function.
30950 (compute_may_aliases): Call compute_is_aliased).
30951 (init_alias_info): Initialize alias_bitmap_obstack.
30952 (union_alias_set_into): New function.
30953 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30954 (have_common_aliases_p): Rewrite to take two bitmaps and use
30956 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30957 Update for bitmaps.
30958 (finalize_ref_all_pointers): Update for add_may_alias changes.
30959 (new_type_alias): Ditto.
30960 * tree-flow-inline.h (may_aliases): Return a bitmap.
30961 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30962 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30963 may_aliases being a bitmap.
30964 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30965 may_aliases now returns a bitmap.
30966 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30968 * tree-ssa-operands.c (add_virtual_operand): Update for
30969 may_aliases being a bitmap.
30971 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30973 PR tree-optimization/30630
30974 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30975 variable as changed.
30977 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30980 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30981 expanded only once even if an error occurs.
30983 2007-01-29 Ben Elliston <bje@au.ibm.com>
30985 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30986 (__gcov_average_profiler): Likewise.
30987 (__gcov_ior_profiler): Likewise.
30988 (__gcov_merge_ior): Likewise.
30990 2007-01-28 Jan Hubicka <jh@suse.cz>
30992 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30993 * value-prof.c (stringop_block_profile): Likewise.
30995 2007-01-28 Jan Hubicka <jh@suse.cz>
30997 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30998 Add variant handling histograms; add wrapper.
30999 (clear_storage_via_libcall): Export.
31000 (emit_block_move_hints): Break out from ...; add histograms.
31001 (emit_block_move): ... this one.
31002 (clear_storage_hints): Break out from ...; add histograms.
31003 (clear_storage): ... this one.
31004 (set_storage_via_memset): Handle histogram.
31005 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
31006 (clear_storage_hints, clear_storage_via_libcall): Declare.
31007 (set_storage_via_setmem): Update prototype.
31008 * doc/md.texi (movmem, setmem): Document new arguments.
31010 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
31011 Add new histograms.
31012 (stringop_block_profile): New global function.
31013 (tree_stringops_values_to_profile): Profile block size and alignment.
31014 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
31016 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
31017 (stringop_block_profile): Declare.
31018 * builtins.c: Include value-prof.h.
31019 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
31020 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
31021 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
31022 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
31023 * profile.c (instrument_values): Add new counters.
31024 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
31026 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
31027 (tree_init_edge_profiler): Build new profilers.
31028 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
31029 (pass_tree_profile): Add dump.
31030 (tree_profile_hooks): Update.
31031 * Makefile.in (LIBGCOV): Add new constants.
31032 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
31033 __gcov_ior_profiler): New.
31034 * config/i386/i386.md (movmem/setmem expanders): Add new optional
31037 2007-01-28 David Edelsohn <edelsohn@gnu.org>
31039 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
31041 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31043 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
31044 (tree_unswitch_single_loop): Pass eni_size_weights to
31045 tree_num_loop_insns.
31046 * tree-ssa-loop-manip.c: Include tree-inline.h.
31047 (can_unroll_loop_p): Pass eni_size_weights to
31048 tree_num_loop_insns.
31049 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
31050 Pass eni_size_weights to estimate_num_insns.
31051 * tree.h (init_inline_once): Export.
31052 * toplev.c (backend_init): Call init_inline_once.
31053 * cgraphunit.c (cgraph_process_new_functions,
31054 cgraph_analyze_function): Pass eni_inlining_weights to
31055 estimate_num_insns.
31056 * ipa-inline.c (compute_inline_parameters): Ditto.
31057 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
31058 to estimate_num_insns.
31059 (try_unroll_loop_completely): Pass eni_size_weights to
31060 tree_num_loop_insns.
31061 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
31062 ot estimate_num_insns.
31063 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
31064 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
31065 * tree-inline.c (eni_inlining_weights, eni_size_weights,
31066 eni_time_weights): New variables.
31067 (init_inline_once): Initialize them.
31068 (struct eni_data): Mew.
31069 (estimate_num_insns_1, estimate_num_insns): Use weights.
31070 * tree-inline.h (struct eni_weights_d): New.
31071 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
31072 (estimate_num_insns): Declaration changed.
31073 * cfgloop.h (tree_num_loop_insns): Declaration changed.
31074 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
31075 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
31077 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31079 * tree-data-ref.c (conflict_fn): Assert that the number of affine
31080 relations in the conflict function is valid.
31082 2007-01-27 Ian Lance Taylor <iant@google.com>
31084 * common.opt: Add fstrict-overflow.
31085 * opts.c (decode_options): Set flag_strict_overflow if -O2.
31086 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
31087 (TYPE_OVERFLOW_UNDEFINED): Define.
31088 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
31090 * tree.h (TYPE_TRAP_SIGNED): Don't define.
31091 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
31092 (fold_negate_expr): Likewise.
31093 (make_range): Likewise.
31094 (extract_muldiv_1): Likewise.
31095 (maybe_canonicalize_comparison): Likewise.
31096 (fold_comparison): Likewise.
31097 (fold_binary): Likewise.
31098 (tree_expr_nonnegative_p): Likewise.
31099 (tree_expr_nonzero_p): Likewise.
31100 * tree-vrp.c (compare_values): Likewise.
31101 (extract_range_from_binary_expr): Likewise.
31102 (extract_range_from_unary_expr): Likewise.
31103 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
31105 (nowrap_type_p): Likewise.
31106 * tree-scalar-evolution.c (simple_iv): Likewise.
31107 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
31108 (build_range_check): Likewise.
31109 (extract_muldiv_1): Likewise.
31110 (fold_comparison): Likewise.
31111 * tree-vrp.c (vrp_int_const_binop): Likewise.
31112 (extract_range_from_unary_expr): Likewise.
31113 * convert.c (convert_to_integer): Likewise.
31114 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
31115 (fold_comparison): Likewise.
31116 (fold_binary): Likewise.
31117 * optabs.c (optab_for_tree_code): Likewise.
31118 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
31119 * simplify-rtx.c (simplify_const_relational_operation): Check
31120 flag_strict_overflow and flag_trapv.
31121 (simplify_const_relational_operation): Likewise.
31122 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
31123 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
31126 2007-01-27 Roger Sayle <roger@eyesopen.com>
31128 * tree.c (tree_fold_gcd): Delete.
31129 * tree.h (tree_fold_gcd): Remove prototype.
31130 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
31131 test whether one constant integer is a multiple of another. Instead
31132 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
31133 * fold-const.c (multiple_of_p): We've determined both TOP and
31134 BOTTOM are integer constants so we can call int_const_binop directly
31135 instead of the more generic const_binop.
31137 2007-01-27 Roger Sayle <roger@eyesopen.com>
31139 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
31140 1*X check that the constant hasn't overflowed, to preserve the
31142 (round_up): Provide an efficient implementation when rouding-up an
31143 INTEGER_CST to a power-of-two.
31145 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31147 * doc/sourcebuild.texi: Add comma for clarity.
31148 * doc/extend.texi: Fix some typos.
31149 * doc/passes.texi: Likewise.
31150 * doc/cppinternals.texi: Likewise.
31151 * doc/c-tree.texi: Likewise.
31152 * doc/tree-ssa.texi: Likewise.
31153 * doc/install.texi: Likewise.
31155 2007-01-27 Jan Hubicka <jh@suse.cz>
31157 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
31158 (pass_sra): Do not require alias information.
31159 * passes.c (init_optimization_passes): Add SRA
31161 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
31163 * tracer.c (rest_of_handle_tracer): We already cleaned
31164 up the CFG in tracer() so don't do it here again.
31165 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
31166 cleanup_cfg here, either. And don't call renumber_insns.
31168 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
31169 and BB_HEAD are in the insn stream here. Instead make sure
31170 that BB_INSN is valid on all insns. Also, do check here that
31171 there are no pending branch predictions...
31172 (rtl_verify_flow_info): ...instead of doing it here. Checks
31173 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
31176 2007-01-26 Roger Sayle <roger@eyesopen.com>
31178 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
31179 function to simplify/factorize operand order canonicalization.
31180 (ix86_fixup_binary_operands): Reorganize using the above function.
31181 (ix86_binary_operator_ok): Likewise.
31183 2007-01-27 Jakub Jelinek <jakub@redhat.com>
31185 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
31186 file scope from optimize_attrs.
31187 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
31189 (optimize_attrs): Clear insn_code_values after freeing it.
31191 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31193 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
31194 a parts.base assignment.
31196 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31198 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
31199 (compute_subscript_distance, initialize_data_dependence_relation,
31200 finalize_ddr_dependent, analyze_ziv_subscript,
31201 analyze_siv_subscript_cst_affine,
31202 compute_overlap_steps_for_affine_univar,
31203 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
31204 analyze_siv_subscript, analyze_miv_subscript,
31205 analyze_overlapping_iterations, subscript_dependence_tester_1,
31206 compute_self_dependence, free_dependence_relation): Work
31207 with affine_fn instead of chrecs.
31208 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
31209 common_affine_function, affine_function_base,
31210 affine_function_constant_p, affine_fn_op, affine_fn_plus,
31211 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
31212 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
31213 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
31214 (all_chrecs_equal_p): Removed.
31215 * tree-data-ref.h (affine_fn, conflict_function): New types.
31216 (struct subscript): Change type of conflicting_iterations_in_a
31217 and conflicting_iterations_in_b.
31219 2007-01-26 Steve Ellcey <sje@cup.hp.com>
31222 * config/pa/pa.h (TARGET_HPUX_11): New.
31223 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
31224 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
31226 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
31227 Richard Guenther <rguenther@suse.de>
31229 * tree-ssa-structalias.c (solve_graph): Handle case
31230 we merged the variable to another.
31232 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31234 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
31237 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
31238 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
31240 2007-01-25 DJ Delorie <dj@redhat.com>
31242 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
31243 allow changes to modes which don't fit in those registers.
31245 * reload1.c (choose_reload_regs): Check for invalid subregs before
31246 computing their locations, not after.
31248 2007-01-25 Geoffrey Keating <geoffk@apple.com>
31251 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
31252 save Altivec registers in an eh_return function.
31253 (compute_vrsave_mask): Likewise.
31254 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
31255 for saving Altivec registers.
31256 (rs6000_emit_prologue): Don't allocate stack twice in
31257 eh_return function. Correct expected value of altivec_save_offset
31258 when using save_world. Describe save of R0 to stack when using
31259 save_world. Describe stack pointer adjustment when using
31260 save_world. Remove duplicated eh_return parameter register saving.
31261 Update sp_offset variable after save_world.
31262 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
31264 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
31265 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
31268 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31270 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
31272 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31275 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
31276 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
31278 2007-01-25 Richard Guenther <rguenther@suse.de>
31280 * doc/invoke.texi (-Wcoverage-mismatch): Document.
31281 * common.opt (-Wcoverage-mismatch): New warning option.
31282 * coverage.c (get_coverage_counts): Ignore coverage mismatch
31283 if -Wcoverage-mismatch is given.
31285 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
31287 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
31288 (ipcp_driver): Change to static definition.
31289 Add dumping of the ifunctions.
31290 (constant_val_insert): Remove unused parameter. Support for SSA.
31291 (ipcp_propagate_const): Support for SSA.
31292 (ipcp_profile_bb_print): Print only analyzed nodes.
31293 (ipcp_replace_map_create): Remove support for Fortran constant
31295 * ipa-prop.c (ipa_method_modify_stmt,
31296 ipa_callsite_compute_param): Support for SSA.
31297 * ipa-prop.h (ipcp_driver): Remove declaration.
31298 (IS_VALID_TREE_MAP_INDEX): Add define.
31300 2007-01-24 Geoffrey Keating <geoffk@apple.com>
31302 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
31304 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31306 PR middle-end/30447
31307 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
31308 constant argument to cabs and do it without checking for
31309 -funsafe-math-optimizations.
31311 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
31313 * c-common.h (RID_FIRST_CXX0X): New.
31314 (RID_LAST_CXX0X): New.
31315 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
31317 * c.opt (Wc++0x-compat): New.
31318 * doc/invoke.texi (-Wc++0x-compat): Document.
31320 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31322 * builtins.c (fold_builtin_carg): New.
31323 (fold_builtin_1): Use it.
31325 2007-01-24 Jan Hubicka <jh@suse.cz>
31327 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
31329 * ipa-inline.c (initial_insns, max_insns): Delete.
31330 (compute_max_insns): New function.
31331 (cgraph_decide_inlining_of_small_function): Use it; take minimal
31332 amount of insns as base for code growth.
31333 (cgraph_decide_inlining): Make initial_insns local; do not compute
31335 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
31336 * doc/invoke.texi (inline-unit-growth): Update docs.
31338 2007-01-24 Jakub Jelinek <jakub@redhat.com>
31340 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
31341 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
31342 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
31343 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
31344 for CPUs that have PTA_CX16 set.
31346 PR middle-end/27416
31347 * gimplify.c (omp_check_private): New function.
31348 (gimplify_scan_omp_clauses): Use it for
31349 firstprivate/lastprivate/reduction.
31351 PR middle-end/30494
31352 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
31353 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
31355 PR middle-end/30421
31356 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
31357 If lower_lastprivate_clauses emits some statements, append them
31358 to dlist rather than body_p and to body_p append an initializer.
31359 (lower_omp_for): Adjust caller.
31361 2007-01-24 Steve Ellcey <sje@cup.hp.com>
31363 * target.h (globalize_decl_name): New.
31364 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31365 * output.h (default_globalize_decl_name): New.
31366 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
31368 (globalize_decl): Ditto.
31369 (default_globalize_decl_name): New.
31370 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31371 (ia64_handle_version_id_attribute): New.
31372 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31373 (ia64_asm_output_external): Use globalize_decl_name instead
31374 of globalize_label.
31375 * doc/extend.texi (version_id): New pragma.
31376 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31378 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31380 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31381 _uleb128_t and _Unwind_SWord with _sleb128_t.
31382 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31383 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31385 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31386 * unwind-pe.h (read_uleb128, read_sleb128,
31387 read_encoded_value_with_base): Likewise.
31388 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31390 2007-01-24 Richard Guenther <rguenther@suse.de>
31392 * builtins.c (expand_builtin_cexpi): Get the fndecl
31393 for cexp in the correct way.
31395 2007-01-24 Jan Hubicka <jh@suse.cz>
31397 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31400 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31402 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31403 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31404 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31405 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31406 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31407 __SIZEOF_PTRDIFF_T__.
31408 * doc/cpp.texi: Documentation for the new builtin macros added.
31410 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31412 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31413 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31414 instead of operands[2] to avoid access past the end of array.
31416 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31418 * reload1.c (emit_reload_insns): Pass the reload register
31419 for a non-spill output reload through forget_old_reloads_1.
31421 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31423 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31424 _SOFT_DOUBLE if doubles use software floating-point.
31425 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31426 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31427 * config/rs6000/darwin-ldouble.c: Also compile functions for
31428 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31429 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31430 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31431 commented-out long double override.
31432 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31433 * config/rs6000/eabispe.h: Likewise.
31434 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31435 long double for non-SPE.
31436 (rs6000_handle_option): Likewise.
31437 (invalid_e500_subreg): Disallow more subregs involding DImode,
31438 DFmode, TImode or TFmode.
31439 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31441 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31443 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31444 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31446 (rs6000_legitimate_address): Also check for TFmode for E500
31448 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31449 (spe_build_register_parallel): Handle TFmode and TCmode.
31450 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31452 (function_arg): Handle TFmode and TCmode for E500 double.
31453 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31455 (print_operand): Handle TFmode and TImode for %y.
31456 (rs6000_generate_compare): Handle TFmode comparisons for E500
31458 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31459 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31460 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31461 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31462 TFmode for E500 double.
31463 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31464 (floatsidf2): Enable for E500 double.
31465 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31466 (extenddftf2): Change to extenddftf2_fprs.
31467 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31468 depending on TARGET_E500_DOUBLE.
31469 (extendsftf2): Enable for E500 double.
31470 (trunctfdf2): Enable for E500 double.
31471 (trunctfsf2): Change to trunctfsf2_fprs.
31472 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31473 depending on TARGET_E500_DOUBLE.
31474 (floatsitf2): Enable for E500 double.
31475 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31476 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31477 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31478 (negtf2): Change to negtf2_internal.
31479 (negtf2): New expander.
31480 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31481 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31482 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31483 (movdi_internal32): Use rs6000_nonimmediate_operand.
31484 (unnamed splitter): Likewise.
31485 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31486 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31487 (SPE64TF, DITI): New mode macros.
31488 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31491 (frob_<mode>_di_2): New.
31492 (frob_tf_di_8_2): New.
31493 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31495 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31497 (frob_ti_<mode>_8_2): New.
31498 (frob_ti_tf_2): New.
31499 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31500 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31502 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31503 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31504 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31505 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31506 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31507 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31510 2007-01-23 Ian Lance Taylor <iant@google.com>
31512 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31514 (OBJS-archive): Reformat, alphabetize.
31515 (OBJS): Change out_object_file to OBJS-md.
31517 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31519 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31520 JUMP_P and CALL_P predicates where applicable.
31521 * config/i386/i386.c: Ditto.
31522 * config/i386/i386.md: Ditto.
31523 * config/i386/mmx.md: Ditto.
31524 * config/i386/predicates.md: Ditto.
31526 2007-01-22 Andreas Schwab <schwab@suse.de>
31528 * config/m68k/m68k.h: Fix comment.
31530 2007-01-22 Jan Hubicka <jh@suse.cz>
31532 * passes.c (init_optimization_passes): Do not rerun
31533 pass_early_warn_uninitialized.
31535 2007-01-22 Richard Guenther <rguenther@suse.de>
31537 PR tree-optimization/30038
31538 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31540 (execute_cse_sincos_1): Likewise.
31541 (execute_cse_sincos): Likewise.
31542 (gate_cse_sincos): Likewise.
31543 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31544 the cexpi() canonicalization of sincos().
31545 * tree-pass.h (pass_cse_sincos): Declare.
31546 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31548 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31550 PR rtl-optimization/29329
31551 * combine.c (replaced_rhs_insn): Rename to i2mod.
31552 (replaced_rhs_value): Rename to i2mod_new_rhs.
31553 (i2mod_old_rhs): New global variable.
31554 (combine_instructions): Adjust for above change. Save a copy of
31555 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31556 note are substituted in the second instruction.
31557 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31558 ditch the note if it pertains to the second eliminated register
31559 and this register is mentioned in i2mod_old_rhs.
31562 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31564 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31565 the insn to which the note was originally attached.
31567 2007-01-21 Jan Hubicka <jh@suse.cz>
31569 * ipa-inline.c (inlining_mode): Comment, move up.
31570 (cgraph_decide_inlining_incrementally): Do not perform inlining
31571 itself; fix handling of flattening of self recursive functions.
31572 (cgraph_find_cycles): Remove.
31573 (cgraph_flatten_node): Remove.
31574 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31575 (try_inline): New function.
31576 (cgraph_early_inlining): Update call of
31577 cgraph_decide_inlining_incrementally. Apply inlining here.
31578 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31580 2007-01-21 Dirk Mueller <dmueller@suse.de>
31583 * tree-vrp.c (check_array_bounds): do not warn
31584 about ADDR_EXPR's of ARRAY_REF's which are immediately
31585 used in binary expressions.
31587 2007-01-21 Ira Rosen <irar@il.ibm.com>
31589 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31590 read_write_dep and macros for its access.
31591 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31592 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31593 argument, call vect_check_interleaving for every independent pair of
31594 data-refs. Mark loads that access the same memory location as a store
31596 (vect_check_dependences): Remove.
31597 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31598 call, fix the call to vect_analyze_data_ref_dependence.
31599 (vect_analyze_data_ref_access): For statements that access the same
31600 data-ref, check that they are not stores; for loads, check that there
31601 is no store that access the same location.
31603 2007-01-20 Roger Sayle <roger@eyesopen.com>
31604 Joseph Myers <joseph@codesourcery.com>
31606 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31607 (-fdump-rtl-stack): Likewise.
31608 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31609 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31610 (-mpt-fixed): Use @minus{} for minus sign.
31611 (Using Precompiled Headers): Fix under/overfull hbox.
31613 2007-01-20 Jan Hubicka <jh@suse.cz>
31615 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31616 place within annotation.
31618 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31620 * pa.c (output_move_double): Change array size of xoperands to 4.
31622 2007-01-20 Jan Hubicka <jh@suse.cz>
31624 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31627 2007-01-19 Ian Lance Taylor <iant@google.com>
31629 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31630 constant to unsigned HOST_WIDE_INT before negating.
31632 2007-01-19 Ian Lance Taylor <iant@google.com>
31634 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31636 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31637 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31638 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31639 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31640 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31641 (realloc_vdef, realloc_vuse): Change second parameter to
31643 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31644 fields to unsigned.
31645 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31646 unsigned. Change x and lim locals to unsigned.
31647 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31649 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31650 (copy_virtual_operands): Change i and n locals to unsigned.
31652 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31654 PR middle-end/29335
31655 * builtins.c (fold_builtin_1): Handle builtin fdim.
31657 2007-01-20 Jan Hubicka <jh@suse.cz>
31659 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31660 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31661 init_alias_heapvars.
31662 (init_alias_heapvars): Initialize only when not already initialized.
31663 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31665 2007-01-19 Roger Sayle <roger@eyesopen.com>
31667 * common.opt (fsigned-zeros): New command line option.
31668 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31669 of flag_unsafe_math_optimizations.
31670 * opts.c (set_fast_math_flags): The -ffast-math command line option
31671 implies -fno-signed-zeros.
31672 (fast_math_flags_set_p): Likewise.
31674 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31675 the documentation of -ffast-math appropriately. Wrap long lines.
31677 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31679 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31680 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31682 2007-01-19 Tomas Bily <tbily@suse.cz>
31684 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31686 (tree_init_ic_make_global_vars): New function
31687 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31688 (tree_gen_ic_profiler): New function
31689 (tree_gen_ic_func_profiler): New function
31690 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31691 (tree_profile_hooks): Added hook for indirec/virtual calls
31692 * value-prof.c (tree_find_values_to_profile): New case for
31694 (tree_values_to_profile): Call for determining indirect/virtual
31696 (tree_indirect_call_to_profile): New function
31697 (tree_ic_transform): New function
31698 (tree_ic): New function
31699 (find_func_by_pid): New function
31700 (init_pid_map): New function
31701 (tree_value_profile_transformations): Added check for
31702 indirect/virtual call transformation
31703 * value-prof.h (enum hist_type): New counter type for
31704 indirect/virtual calls
31705 (profile_hooks): Added new hook for profiling indirect/virtual
31707 * profile.c (instrument_values): New case for indirect/virtual
31709 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31710 (GCOV_COUNTER_V_INDIR): New counter type
31711 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31712 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31714 * cgraph.c: Definition of cgraph_max_pid
31715 (cgraph_create_node): Default init of pid attribute
31716 * cgraph.h: Declaration of cgraph_max_pid
31717 (struct cgraph_node): Added pid attribute
31718 * libgcov.c (__gcov_indirect_call_profiler): New function
31719 (__gcov_one_value_profiler_body): New function
31720 (__gcov_one_value_profiler): Body was moved to
31721 __gcov_one_value_profiler_body and calls it
31723 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31725 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31726 * gengtype.c (write_types_data, write_func_for_structure,
31727 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31728 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31729 (walk_type, write_func_for_structure): Generate the mark_hook if
31732 2007-01-19 Jan Hubicka <jh@suse.cz>
31734 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31735 'early' argument take inlining mode argument specifying whether to
31736 inline for size/speeed or all functions; add support for flattening;
31738 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31740 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31743 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31744 the name of the declared identifier.
31746 2007-01-19 Dirk Mueller <dmueller@suse.de>
31748 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31749 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31750 duplicate evaluation.
31752 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31754 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31755 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31756 to XFMode, use acosxf2 and truncate result to requested mode.
31757 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31758 (asin<mode>2): Similarly, with asin expanders.
31759 (*fscalexf4_i387): Rename from *fscalexf4.
31760 (expNcorexf3): New expander.
31761 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31762 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31763 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31764 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31765 patterns for SSE math.
31766 (exp10<mode>2): Similarly, with exp10 expanders.
31767 (exp2<mode>2): Similarly, with exp2 expanders.
31768 (expm1<mode>2): Similarly, with expm1 expanders.
31769 (ldexp<mode>3): Similarly, with ldexp expanders.
31770 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31771 Use gen_truncxf<mode>2_i387_noop to truncate result.
31773 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31775 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31776 for ColdFire targets.
31778 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31779 Richard Sandiford <richard@codesourcery.com>
31781 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31782 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31783 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31784 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31785 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31786 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31788 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31790 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31791 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31792 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31793 (*adddi_dilshr32_cf): New pattern.
31794 (adddi3, subdi3): Remove first alternatives.
31796 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31798 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31799 implemented using move.l, do not use its cc result for floating-point
31802 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31804 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31805 from accepting 's' constraints if flag_pic.
31807 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31809 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31810 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31811 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31812 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31814 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31816 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31817 ColdFire alternatives.
31818 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31819 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31820 architectures that support ff1 instruction.
31822 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31823 Julian Brown <julian@codesourcery.com>
31825 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31826 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31827 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31830 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31832 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31834 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31835 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31836 HOST_WIDE_INT instead of an rtx.
31837 (m68k_rtx_costs): Update call accordingly.
31838 (output_move_const_into_data_reg): Likewise. Fix formatting.
31839 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31841 (output_move_simode_const): Update calls after above changes.
31842 Rework to use automatic variables and predicates like MEM_P.
31843 * config/m68k/m68k.md (pushexthisi_const): Update call to
31846 2007-01-19 Dirk Mueller <dmueller@suse.de>
31848 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31849 in dump_flags test.
31851 2007-01-19 Richard Guenther <rguenther@suse.de>
31853 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31854 via cexp in case sincos is not available.
31856 2007-01-19 Richard Guenther <rguenther@suse.de>
31858 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31859 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31860 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31861 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31862 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31863 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31864 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31865 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31867 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31869 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31871 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31872 (atan2xf3): Directly generate RTL pattern.
31873 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31874 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31875 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31876 disable patterns for SSE math.
31877 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31878 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31879 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31880 disable patterns for SSE math.
31882 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31884 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31886 2007-01-18 Roger Sayle <roger@eyesopen.com>
31888 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31889 VIEW_CONVERT_EXPR to the same type as it's operand.
31891 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31893 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31894 configured for long double 128.
31896 2007-01-18 Mike Stump <mrs@apple.com>
31898 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31901 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31903 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
31904 in #if 0 code type correct.
31906 2007-01-18 Jan Hubicka <jh@suse.cz>
31908 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31909 greater than NUM_VOP_FREE_BUCKETS.
31911 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31913 * tree-ssa-structalias.c: Update comments.
31914 (ptabitmap_obstack): Removed.
31915 (pta_obstack): New.
31916 (oldpta_obstack): Ditto.
31917 (stats): Add a few members.
31918 (struct variable_info): Remove node, complex, address_taken, and
31919 indirect_target members. Add oldsolution member.
31920 (new_var_info): Do not initialize removed members.
31921 (constraint_expr_type): Remove INCLUDES.
31922 (constraint_graph): Add size, implicit_preds, rep,
31923 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31924 (FIRST_REF_NODE): New macro.
31925 (LAST_REF_NODE): Ditto.
31926 (FIRST_ADDR_NODE): Ditto.
31927 (find): New function.
31929 (dump_constraint): Do not handle INCLUDES.
31930 (insert_into_complex): Do not insert duplicate constraints.
31931 (condense_varmap_nodes): Renamed and rewritten into ...
31932 (merge_node_constraints): This. Also fix bug in handling of
31933 offseted copy constraints.
31934 (clear_edges_for_node): No longer need to deal with preds at all,
31935 or removing associated preds/succs.
31936 (merge_graph_nodes): Deal with indirect_cycles.
31937 Don't deal with predecessors.
31938 (add_implicit_graph_edge): New function.
31939 (add_pred_graph_edge): Ditto.
31940 (add_graph_edge): Don't deal with predecessors.
31941 (build_constraint_graph): Removed.
31942 (build_pred_graph): New function.
31943 (build_succ_graph): Ditto.
31944 (struct scc_info): Removed in_component. Added roots, dfs, and
31945 node_mapping. Remove visited_index, unification_queue.
31946 (scc_visit): Deal with union-find we do now.
31947 Deal with cycles with REF nodes.
31948 (collapse_nodes): Renamed and rewritten to ...
31949 (unify_nodes): This.
31950 (process_unification_queue): Removed.
31951 (topo_visit): Cleanup
31952 (do_da_constraint): Use find.
31953 (do_sd_constraint): Ditto.
31954 (do_ds_constraint): Ditto.
31955 (do_complex_constraint): Ditto.
31956 (init_scc_info): Update for removed and added members.
31957 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31958 (find_indirect_cycles): This.
31959 (equivalence_class): New variable.
31960 (label_visit): New function.
31961 (perform_variable_substitution): Rewritten.
31962 (free_var_substitution_info): New function.
31963 (find_equivalent_node): Ditto.
31964 (move_complex_constraints): Ditto.
31965 (eliminate_indirect_cycles): Ditto.
31966 (solve_graph): Only propagate changed bits.
31967 Use indirect cycle elimination.
31969 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31970 (tree_id_eq): Renamed to ...
31971 (tree_vi_eq): This. Update for member change
31972 (insert_id_for_tree): Renamed and rewritten to ...
31973 (insert_vi_for_tree): This.
31974 (lookup_id_for_tree): Renamed and rewritten to ...
31975 (lookup_vi_for_tree): This.
31976 (get_id_for_tree): Renamed and rewritten to ...
31977 (get_vi_for_tree): Ditto.
31978 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31979 (process_constraint): Don't handle INCLUDES.
31980 Remove special ADDRESSOF case.
31981 (find_func_aliases): Rewrite to use vi functions instead of id
31983 (create_function_info_for): Ditto.
31984 (create_variable_info_for): Ditto.
31985 (intra_create_variable_infos): Ditto.
31986 (merge_smts_into): Ditto.
31987 (find_what_p_points_to): Ditto.
31988 (init_base_vars): Ditto.
31989 (init_alias_vars): Ditto.
31990 (remove_preds_and_fake_succs): New function.
31991 (dump_sa_points_to_info): Dump new stats.
31992 (dump_solution_for_var): Use find.
31993 (set_used_smts): Fix formatting.
31994 (compute_points_to_sets): Updated for new functions.
31995 (ipa_pta_execute): Ditto.
31997 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31998 Richard Sandiford <richard@codesourcery.com>
32000 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
32002 * calls.c (expand_call): If the return value is a PARALLEL,
32003 extract its first member.
32004 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
32005 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32006 use FUNCTION_EXTRA_EPILOGUE.
32007 (m68k_function_value): Return a PARALLEL if the return value
32008 is of a pointer type.
32009 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
32010 (FUNCTION_EXTRA_EPILOGUE): Remove.
32011 * config/m68k/m68k.md (D0_REG): New constant.
32013 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32015 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32016 output a NOP for empty epilogues.
32018 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32020 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
32021 before function. Extend register save check to include all
32022 registers, not just integer ones.
32024 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32026 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
32027 (m68k_use_return_insn): ...this.
32028 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
32029 * config/m68k/m68k.c (use_return_insn): Rename to...
32030 (m68k_use_return_insn): ...this.
32031 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
32032 of USE_RETURN_INSN.
32034 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32036 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
32037 nearest even, fix denormal rounding overflow.
32039 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32041 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
32042 f%$smove and f%$move.
32043 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
32044 (extendsfdf2_cf): Use fdmove instead of f%&move.
32045 (truncdfsf2_cf): Use fsmove instead of f%$smove.
32046 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
32048 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32050 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
32053 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32055 * real.h (real_format): Add a canonical_nan_lsbs_set field.
32056 (coldfire_single_format): Declare.
32057 (coldfire_double_format): Likewise.
32058 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
32059 of qnan_msb_set to determine the lower bits of a canonical
32061 (encode_ieee_double): Likewise.
32062 (encode_ieee_quad): Likewise.
32063 (ieee_single_format): Initialize canonical_nan_lsbs_set.
32064 (mips_single_format): Likewise.
32065 (ieee_double_format): Likewise.
32066 (mips_double_format): Likewise.
32067 (ieee_extended_motorola_format): Likewise.
32068 (ieee_extended_intel_96_format): Likewise.
32069 (ieee_extended_intel_128_format): Likewise.
32070 (ieee_extended_intel_96_round_53_format): Likewise.
32071 (ibm_extended_format): Likewise.
32072 (mips_extended_format): Likewise.
32073 (ieee_quad_format): Likewise.
32074 (mips_quad_format): Likewise.
32075 (vax_f_format): Likewise.
32076 (vax_d_format): Likewise.
32077 (vax_g_format): Likewise.
32078 (i370_single_format): Likewise.
32079 (i370_double_format): Likewise.
32080 (decimal_single_format): Likewise.
32081 (decimal_double_format): Likewise.
32082 (decimal_quad_format): Likewise.
32083 (c4x_single_format): Likewise.
32084 (c4x_extended_format): Likewise.
32085 (real_internal_format): Likewise.
32086 (coldfire_single_format): New real_format.
32087 (coldfire_double_format): Likewise.
32088 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
32089 canonical_nan_lsbs_set.
32090 (pdp11_d_format): Likewise.
32091 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
32092 if TARGET_COLDFIRE_CPU.
32094 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32096 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
32097 (output_call, m68k_legitimize_call_address): Declare.
32098 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
32099 parenthesees. Add support for a 'W' constraint.
32100 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
32101 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
32102 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
32103 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
32105 (override_options): Initialize them. Do not set flag_no_function_cse
32106 for TARGET_ID_SHARED_LIBRARY.
32107 (m68k_output_pic_call): Delete.
32108 (m68k_legitimize_call_address): New function.
32109 (print_operand): Remove the %o prefix. Handle the %p prefix.
32110 (output_call): New function.
32111 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
32112 target address from the GOT if symbolic jumps are not allowed.
32113 * config/m68k/m68k.md (call, general_operand): Do not set
32114 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
32115 Merge separate flag_pic and !flag_pic define_insns into...
32116 (*call, *call_value): ...these new patterns. Match the address
32117 rather than the containing MEM and require it to be a call_operand.
32118 Use output_call to generate the asm template.
32119 * config/m68k/predicates.md (const_call_operand): New predicate.
32120 (call_operand): Likewise.
32122 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32124 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
32125 (STACK_GROWS_DOWNWARD): Define to 1.
32126 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
32127 comments, emphasizing that these values are only defaults.
32128 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
32129 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
32131 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32133 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
32135 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32136 Richard Sandiford <richard@codesourcery.com>
32138 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
32139 (FP_REGNO_P): New macros.
32140 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
32141 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
32142 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
32143 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
32145 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32147 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32148 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
32150 * config/m68k/t-floatlib: New file, extracting common code from...
32151 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
32152 * config/m68k/t-uclinux: Here.
32153 * config/m68k/fpgnulib.c: Do not compile extendeed precision
32154 routines on ColdFire targets.
32156 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32158 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32159 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
32160 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
32161 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
32162 explicitly set MOTOROLA to 1.
32163 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
32165 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32166 Nathan Sidwell <nathan@codesourcery.com>
32168 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
32169 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
32170 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
32171 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
32172 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
32173 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
32174 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
32175 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
32176 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
32177 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32178 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
32179 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
32180 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
32181 (DBX_REGISTER_NUMBER): Delete.
32182 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
32183 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32184 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
32186 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32188 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
32189 * config/flat.h: New file.
32190 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
32191 OBJECT_FORMAT_FLAT.
32192 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
32193 indirect references for -msep-data or -mid-shared-library.
32194 Do not use PC-relative code addresses either.
32195 * config/m68k/m68k.c (override_options): Restrict -fPIC error
32197 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
32198 for shared libraries and crt1.o for executables. Use crti.o and
32200 (ENDFILE_SPEC): Use crtend.o and crtn.o.
32201 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
32202 Do not add -elf2flt or -shared-lib-id options here.
32203 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
32204 Pass -shared-lib-id if -mid-shared-library, taking the library
32205 identifier from -mshared-library-id if given, otherwise
32207 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
32208 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
32209 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
32210 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
32211 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
32212 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
32214 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
32215 jump sequence for ISA A and ISA A+.
32216 (PICJUMP): Likewise.
32218 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32220 * config.gcc (m68k-*-uclinux*): Base the port on the common
32221 and m68k GNU/Linux files rather than on the generic ELF ones.
32222 * config/m68k/uclinux.h (TARGET_VERSION): Override.
32223 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
32225 2007-01-18 Julian Brown <julian@codesourcery.com>
32226 Richard Sandiford <richard@codesourcery.com>
32228 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
32229 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32230 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
32232 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
32233 80 unconditionally.
32234 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32236 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32238 * doc/install.texi: Document m68k-uclinuxoldabi.
32239 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
32240 * config/m68k/uclinux-oldabi.h: New file, copied from
32241 config/m68k/uclinux.h.
32243 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
32245 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
32246 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
32247 (m32r_compute_frame_size): Use unsigned for regno.
32248 (m32r_reload_lr): Use gen_frame_mem.
32250 (m32r_output_function_epilogue): Don't output the function epilogue
32252 (m32r_expand_epilogue): New.
32253 (direct_return): Return false if the function has the interrupt
32255 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
32256 * config/m32r/m32r.md (epilogue): New expander.
32257 (return_lr, return_rte): New insns.
32258 (return): Make it expander.
32259 (return_normal): New expander.
32261 2007-01-18 Josh Conner <jconner@apple.com>
32264 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
32265 support for UNLE, UNLT, UNGE, and UNGT.
32267 2007-01-18 Jan Hubicka <jh@suse.cz>
32269 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
32270 * tree-tailcall (add_virtual_phis): Likewise.
32271 (optimize_tail_call): Return TODOs.
32272 (execute_tail_calls): Return TODOs.
32273 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
32274 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
32276 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
32277 Cleanup cfg using TODO.
32278 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
32279 * passes.c (execute_function_todo): When cleanup did something, remove
32281 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
32282 (make_edges): Don't cleanup_cfg.
32284 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
32286 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
32287 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
32288 operate on the top of stack.
32289 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
32290 register handling of instructions that output to the second
32292 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
32293 (move_for_stack_reg): Special-case check for dead destination
32294 stack slot for constant load of 1.0 inside UNSPEC_TAN.
32296 * config/i386/i386.md (UNSPEC_TAN): New constant.
32297 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
32298 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
32299 to correctly model move of constant 1.0 to top stack slot.
32300 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
32301 (unnamed peephole2 pattern): Remove corresponding peephole2
32302 pattern that optimizes tan insn and loading of constant 1.0.
32303 (tanxf2): Use fptanxf4_i387.
32304 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
32305 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
32306 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32307 disable patterns for SSE math.
32308 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
32309 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
32311 2007-01-18 Dirk Mueller <dmueller@suse.de>
32312 Richard Guenther <rguenther@suse.de>
32315 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
32316 * common.opt (Warray-bounds): Add new warning option.
32317 * c-opts.c (c_common_handle_option): Define -Warray-bounds
32319 * Makefile.in: make tree-vrp.o depend on toplev.h
32320 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
32322 (check_array_refs, check_array_bounds, check_array_ref): New.
32324 2007-01-18 Jan Hubicka <jh@suse.cz>
32326 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
32327 (execute_ssa_ccp): Return flags conditionally.
32328 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
32330 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
32332 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
32334 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
32335 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
32337 * Makefile.c (GTFILES): Add cfglayout.h.
32338 * gengtype.c (open_base_files): Likewise.
32339 * cfglayout.c (cfg_layout_function_footer,
32340 cfg_layout_function_header) Reindent to make gengtype happy.
32341 * cfglayout.h (cfg_layout_function_footer,
32342 cfg_layout_function_header): Add GTY(()) marker.
32344 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
32346 2007-01-18 Ben Elliston <bje@au.ibm.com>
32348 * genautomata.c (write_automata): Include xstrerror output in the
32349 error message if writing the DFA description file fails.
32351 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
32353 * config/mips/mips-protos.h (mips_output_external): Make it
32355 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
32356 * config/mips/mips.c (irix_output_external_libcall): Likewise.
32357 (extern_list): Likewise.
32358 (extern_head): Likewise.
32359 (TARGET_ASM_FILE_END): Likewise.
32360 (mips_file_end): Likewise.
32361 (mips_output_external): Rewritten.
32363 2007-01-18 Ben Elliston <bje@au.ibm.com>
32365 * genpreds.c (write_insn_preds_c): Only write out the function
32366 body for regclass_for_constraint if we have register constraints.
32368 2007-01-17 Tom Tromey <tromey@redhat.com>
32370 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32371 * doc/install.texi (Testing): Use sourceware.org.
32372 (Binaries): Likewise.
32373 (Specific): Likewise.
32374 * doc/contrib.texi (Contributors): Use sourceware.org.
32376 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32378 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32379 (AVR_ENHANCED): Rename to ...
32380 (AVR_HAVE_MUL): ... new.
32381 (avr_enhanced_p): Rename to ...
32382 (avr_have_mul_p): ... new.
32383 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32384 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32385 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32386 (avr_have_mul_p): ... new.
32387 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32388 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32389 'avr_enhanced_p' and 'enhanced'.
32390 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32391 AVR_HAVE_MUL instead of AVR_ENHANCED.
32392 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32393 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32394 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32395 instead of AVR_ENHANCED.
32396 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32397 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32398 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32400 2007-01-17 Ian Lance Taylor <iant@google.com>
32402 * vec.h (VEC_reserve_exact): Define.
32403 (vec_gc_p_reserve_exact): Declare.
32404 (vec_gc_o_reserve_exact): Declare.
32405 (vec_heap_p_reserve_exact): Declare.
32406 (vec_heap_o_reserve_exact): Declare.
32407 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32409 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32410 negative parameter.
32411 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32412 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32413 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32414 * vec.c (calculate_allocation): Add exact parameter. Change all
32416 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32417 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32418 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32419 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32420 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32421 (vec_heap_p_reserve_exact): New function.
32422 (vec_heap_o_reserve_exact): New function.
32424 2007-01-17 Jan Hubicka <jh@suse.cz>
32426 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32428 2007-01-17 Eric Christopher <echristo@apple.com>
32430 * config.gcc: Support core2 processor.
32432 2007-01-16 Jan Hubicka <jh@suse.cz>
32434 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32435 the names, just unlink the chain so we don't crash on dangling
32439 2007-01-16 Jan Hubicka <jh@suse.cz>
32441 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32442 * tree-pass.h: Reorder to make IPA passes appear toegher.
32443 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32445 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32446 parameters, do not call early inliner.
32447 * ipa-inline.c: Update comments. Include tree-flow.h
32448 (cgraph_decide_inlining): Do not compute inlining parameters.
32449 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32450 be called with function context set up.
32451 (pass_ipa_inline): Remove unreachable functions before pass.
32452 (cgraph_early_inlining): Simplify assuming to be called from the
32454 (pass_early_inline): New pass.
32455 (cgraph_gate_ipa_early_inlining): New gate.
32456 (pass_ipa_early_inline): Turn into simple wrapper.
32457 (compute_inline_parameters): New function.
32458 (gate_inline_passes): New gate.
32459 (pass_inline_parameters): New pass.
32460 (apply_inline): Move here from tree-optimize.c
32461 (pass_apply_inline): New pass.
32462 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32464 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32465 doing them by hand.
32466 (tree_function_versioning): Do not allocate dummy struct function.
32467 * tree-inline.h (optimize_inline_calls): Update prototype.
32468 * tree-optimize.c (execute_fixup_cfg): Export.
32469 (pass_fixup_cfg): Remove
32470 (tree_rest_of_compilation): Do not apply inlines.
32471 * tree-flow.h (execute_fixup_cfg): Declare.
32472 * Makefile.in (gt-passes.c): New.
32473 * passes.c: Include gt-passes.h
32474 (init_optimization_passes): New passes.
32475 (nnodes, order): New static vars.
32476 (do_per_function_toporder): New function.
32477 (execute_one_pass): Dump current pass here.
32478 (execute_ipa_pass_list): Don't dump current pass here.
32480 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32482 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32483 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32485 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32487 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32488 (strong_alias): Define.
32489 (__gcc_qmul): Provide non-FMA for soft-float.
32490 (__gcc_qdiv): Same.
32495 (__gcc_qunord): New.
32505 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32506 soft-float functions.
32507 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32508 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32509 about long double soft float.
32511 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32512 Tehila Meyzels <tehila@il.ibm.com>
32514 * tree-vectorizer.h (is_pattern_stmt_p): New.
32515 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32516 formatting (tabs instead of spaces). Cleanup and clarify setting
32517 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32518 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32519 (vectorizable_type_demotion): Check that types are integral.
32520 (vectorizable_type_promotion): Likewise.
32521 (vectorizable_store): Fix typo. Eliminate new-line at end of
32524 2007-01-16 Jan Hubicka <jh@suse.cz>
32526 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32529 2007-01-15 Eric Christopher <echristo@apple.com>
32531 * ifcvt.c: Include vec.h, vecprim.h.
32532 (check_cond_move_block): New argument regs.
32533 Reorganize. Add registers used to regs.
32534 (cond_move_process_if_block): Use regs set above as
32537 2007-01-15 Eric Christopher <echristo@apple.com>
32539 * config/darwin.h: Update copyright.
32540 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32541 (LINK_COMMAND_SPEC): Add -u.
32542 (LINK_SPEC): Fix umbrella for above.
32544 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32546 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32549 2007-01-15 Tom Tromey <tromey@redhat.com>
32551 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32552 * doc/install.texi (Testing): Don't mention jacks.
32553 (Configuration): Document --enable-java-maintainer-mode. Move
32554 --with-java-home to libgcj-specific section. Document
32556 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32558 2007-01-15 Jan Hubicka <jh@suse.cz>
32560 * tree-ssa-dce.c (DCE_TODOs): New.
32561 (propagate_necessity): Return if something changed.
32562 (eliminate_unnecessary_stmts): Likewise.
32563 (perform_tree_ssa_dce): Return TODO flags when needed.
32564 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32566 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32568 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32569 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32570 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32571 patterns using X87MODEF12 mode macro. Extend operand 1
32572 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32573 (log10<mode>2): Ditto.
32574 (log2<mode>2): Ditto.
32575 (log1p<mode>2): Ditto.
32576 (logb<mode>2): Ditto.
32577 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32578 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32579 (*fxtractxf3_i387): Rename from *fxtractxf3.
32580 (fxtract_extend<mode>xf3_i387): New insn pattern.
32581 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32582 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32583 and gen_fyl2xxf3_i387().
32585 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32587 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32588 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32589 get_loop_exit_edges. Changed return type to bool.
32590 * cfgloop.h (fix_loop_placement): Declaration removed.
32592 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32594 * param.h (MIN_VECT_LOOP_BOUND): New.
32595 * params.def (MIN_VECT_LOOP_BOUND): New.
32596 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32597 argument - minimum threshold for number of iterations.
32598 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32599 argument to declaration.
32600 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32601 MIN_VECT_LOOP_BOUND.
32602 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32603 slpeel_tree_peel_loop_to_edge with additional argument.
32604 (vect_do_peeling_for_alignment): Likewise.
32605 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32607 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32610 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32611 operands of size 1.
32613 2007-01-14 Jan Hubicka <jh@suse.cz>
32615 * tree-dfa.c (remove_referenced_var): New function.
32616 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32617 prune referenced vars list too.
32618 * tree-flow.h (remove_referenced_var): Declare.
32620 2007-01-14 Jan Hubicka <jh@suse.cz>
32622 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32624 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32625 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32626 * except.h (verify_eh_throw_table_statements): Kill prototype.
32627 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32628 into call exrepssions.
32629 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32631 * tree-cfg.c: Include pointer-set.h.
32632 (verify_node_sharing): Work on pointer set.
32633 (verify_eh_throw_stmt_node): New.
32634 (verify_stmts): Use pointers sets, verify throw_stmt.
32636 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32638 * ipa-reference.c (analyze_function): Consider also addresses taken
32641 2007-01-12 Roger Sayle <roger@eyesopen.com>
32643 * c-typeck.c (null_pointer_constant_p): Replace use of
32644 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32645 (build_c_cast): Likewise.
32647 2007-01-12 Roger Sayle <roger@eyesopen.com>
32649 * tree.h (force_fit_type_double): Remove unused final argument.
32650 * c-common.c (constant_expression_warning): Replace use of
32651 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32652 (convert_and_check): Likewise.
32653 (shorten_compare): Update call to force_fit_type_double.
32654 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32655 * convert.c (convert_to_pointer): Update call to
32656 force_fit_type_double.
32657 * fold-const.c (force_fit_type_double): Remove overflowed_const
32659 (int_const_binop, fold_convert_const_int_from_int,
32660 fold_convert_const_int_from_real, fold_div_compare,
32661 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32662 fold_abs_const, fold_not_const): Remove the final argument from
32663 calls to force_fit_type_double.
32665 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32667 * configure.ac: Set insn to "nop" for spu-*-* also.
32668 * configure: Regenerate.
32670 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32672 * builtins.def : Add BUILT_IN_FREE.
32674 2007-01-12 Jan Hubicka <jh@suse.cz>
32676 PR tree-optimization/30443
32677 * tree-inline.c (tree_function_versioning): Do not optimize when
32678 cloning for inlining.
32680 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32682 * doc/loop.texi: Document recording of loop exits.
32683 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32684 (update_single_exits_after_duplication,
32685 update_single_exit_for_duplicated_loop,
32686 update_single_exit_for_duplicated_loops): Removed.
32687 (duplicate_loop_to_header_edge): Do not call
32688 update_single_exits_after_duplication and
32689 update_single_exit_for_duplicated_loops.
32690 (loop_version): Do not update single_exit information.
32691 (fix_loop_structure): Use record_loop_exits instead of
32692 mark_single_exit_loops.
32693 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32694 the lists of loop exits.
32695 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32696 split_edge, merge_blocks): Update the lists of loop exits.
32697 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32698 loop_optimizer_init.
32699 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32700 of mark_single_exit_loops.
32701 (loop_optimizer_finalize): Call release_recorded_exits.
32702 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32703 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32704 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32705 update single exit information.
32706 * lambda-code.c (perfect_nestify): Ditto.
32707 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32708 (mark_single_exit_loops): Removed.
32709 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32710 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32711 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32713 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32714 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32715 (verify_loop_structure): Verify consistency of the exit lists.
32716 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32717 (set_single_exit): Removed.
32718 * cfgloop.h (struct loop_exit): New function.
32719 (struct loop): single_exit_ field replaced by exits field.
32720 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32721 LOOPS_HAVE_RECORDED_EXITS.
32722 (struct loops): Added exits hash.
32723 (mark_single_exit_loops, set_single_exit): Declaration removed.
32724 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32726 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32728 * doc/invoke.texi: Avoid use of @headitem.
32730 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32732 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32734 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32736 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32739 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32740 Richard Sandiford <richard@codesourcery.com>
32742 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32743 * config/m68k/m68k.opt: Resort options.
32744 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32746 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32747 Richard Sandiford <richard@codesourcery.com>
32749 * doc/invoke.texi: Document the macros that are defined by
32750 m68k's -mtune and -mhard-float options.
32751 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32752 (m68k_cpp_cpu_family): Likewise.
32753 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32754 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32755 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32756 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32757 (m68k_cpp_cpu_family): Likewise.
32759 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32761 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32762 macros besides mc68000 as tuning macros. Use a switch statement
32763 to set them and mcpu32.
32765 2007-01-12 Julian Brown <julian@codesourcery.com>
32767 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32768 (TARGET_68040_ONLY): Rename to...
32769 (TARGET_68040): ...this.
32770 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32771 * config/m68k/m68k.md: Likewise.
32773 2007-01-12 Julian Brown <julian@codesourcery.com>
32774 Nathan Sidwell <nathan@codesourcery.com>
32775 Richard Sandiford <richard@codesourcery.com>
32777 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32778 the -mcpu= argument associated with the --with-cpu setting.
32779 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32780 if different from the one implied by the -mcpu setting.
32781 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32782 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32783 * doc/invoke.texi: Mention ColdFire in the introduction to the
32784 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32785 -mno-div and -mhard-float options. Make -m68881 a synonym for
32786 -mhard-float. Document the previously-undocumented -m5206e,
32787 -m528x, -m5307 and -m5407 options. Tweak the existing option
32788 documentation for consistency.
32789 * doc/install.texi: Mention new --with-cpu arguments.
32790 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32791 default CPU if neither -mcpu nor -march are specified.
32792 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32793 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32794 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32795 using m68k_tune to decide between families that implement the
32796 same ISA. Use m68k_tune to set __mcfv4e__.
32797 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32798 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32799 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32800 (FL_ISA_C, FL_ISA_MMU): New macros.
32801 (MASK_COLDFIRE): Delete.
32802 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32803 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32804 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32805 (TARGET_HARD_FLOAT): Do not define here.
32806 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32807 (TUNE_68000): New macro.
32808 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32809 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32810 (TUNE_CFV2): Redefine in terms of m68k_tune.
32811 (uarch_type, target_device, fpu_type): New enums.
32812 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32813 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32814 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32815 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32816 (FL_FOR_isa_c): New macros.
32817 (m68k_isa): New enum.
32818 (m68k_target_selection): New structure.
32819 (all_devices, all_isas, all_microarchs): New tables.
32820 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32821 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32822 (MASK_ALL_CPU_BITS): Delete.
32823 (m68k_find_selection): New function.
32824 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32825 Map the legacy target options to a combination of the new ones.
32826 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32827 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32828 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32830 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32831 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32833 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32834 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32835 * config/m68k/m68k-devices.def: New file.
32837 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32838 Nathan Sidwell <nathan@codesourcery.com>
32840 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32841 (SUBTARGET_EXTRA_SPECS): New macros.
32842 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32843 use %(asm_cpu_spec) instead.
32844 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32845 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32846 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32847 (EXTRA_SPECS): Rename to...
32848 (SUBTARGET_EXTRA_SPECS): ...this.
32850 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32851 Richard Sandiford <richard@codesourcery.com>
32852 Julian Brown <julian@codesourcery.com>
32854 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32855 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32856 to the configuration's default CPU.
32857 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32858 Remove default masks.
32859 (m680[012]0-*-*): Set the default with_cpu to the first part of
32861 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32862 (m68k*-*-linux): Extend the --with-cpu handling to...
32863 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32864 and m68010. Don't set target_cpu_default2.
32865 * doc/install.texi: Document --with-cpu for m68k.
32866 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32867 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32868 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32869 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32870 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32871 (ASM_SPEC): Remove use of %(asm_cpu_default).
32872 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32873 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32874 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32875 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32876 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32877 (TARGET_DEFAULT): Delete.
32878 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32879 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32880 (CPP_CPU_SPEC): Delete.
32881 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32882 the appropriate string.
32883 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32884 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32885 (ASM_SPEC): Don't use %(asm_default_spec).
32886 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32887 TARGET_DEFAULT and add MASK_68881.
32888 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32890 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32892 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32893 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32894 MASK_68010 alongside MASK_68020.
32895 * doc/invoke.texi: Document -m68010.
32896 * config/m68k/m68k.opt (m68010): New.
32897 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32899 (TUNE_68010): New macro.
32900 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32901 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32902 (M68K_CPU_m68332): Add MASK_68010.
32903 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32904 fallback definition.
32905 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32907 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32908 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32909 to all entries that use MASK_68020.
32910 (output_move_simode_const, output_move_himode, output_move_qimode)
32911 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32912 instead of TARGET_68020 to select clr behavior. Remove comment
32913 about there being no TARGET_68010.
32914 * config/m68k/m68k.md: Likewise throughout.
32916 2007-01-12 Julian Brown <julian@codesourcery.com>
32918 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32919 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32920 * config/m68k/m68k.md: Likewise.
32922 2007-01-12 Julian Brown <julian@codesourcery.com>
32924 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32925 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32927 2007-01-12 Julian Brown <julian@codesourcery.com>
32929 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32930 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32931 * config/m68k/m68k.md: Likewise.
32933 2007-01-12 Julian Brown <julian@codesourcery.com>
32934 Richard Sandiford <richard@codesourcery.com>
32936 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32937 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32938 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32940 (TARGET_CPU32): Rename to...
32941 (TUNE_CPU32): ...this.
32942 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32943 (TUNE_CFV2): New macros.
32944 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32945 remove conditions that are implied by TARGET_68020.
32946 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32947 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32948 (m68k_output_function_epilogue): Likewise.
32949 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32950 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32951 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32952 non-68000 timings. Refactor multiplication and division costs.
32953 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32954 TUNE_CPU32 instead of TARGET_CPU32.
32955 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32956 and TUNE_68060 instead of TARGET_68060.
32957 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32958 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32960 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32961 && !TARGET_COLDFIRE" to choose between moveq and clr.
32962 Likewise in the unnamed movsf pattern.
32963 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32964 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32967 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32969 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32970 of tabbing before backslashes.
32972 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32974 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32975 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32976 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32978 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32980 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32981 find_interesting_uses_cond.
32982 (find_interesting_uses_cond): Use extract_cond_operands.
32983 (rewrite_use_compare): Use extract_cond_operands and
32984 force_gimple_operand_bsi. Do not call update_stmt.
32985 (determine_use_iv_cost_condition): Use extract_cond_operands.
32986 Return cheaper of using original bound and changing the exit bound.
32988 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32990 PR tree-optimization/29516
32991 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32992 most_expensive_mult_to_index, addr_to_parts,
32993 create_mem_ref, maybe_fold_tmr): Make the type of
32994 fields of TARGET_MEM_REF sizetype.
32995 (move_fixed_address_to_symbol, move_pointer_to_base):
32997 * tree.def (TARGET_MEM_REF): Add comment on types of
33000 2007-01-11 Joseph Myers <joseph@codesourcery.com>
33002 * c-common.c (vector_types_convertible_p): Treat opaque types as
33003 always convertible if they have the same size, but not otherwise.
33005 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
33007 * ifcvt.c (struct noce_if_info): Add comments to the fields.
33008 Remove the b_unconditional field.
33009 (noce_try_sign_mask): Do not look at b_unconditional.
33010 (noce_process_if_block): Do not use merge_if_blocks. Update
33011 the CFG here. Do not set b_unconditional.
33012 (cond_move_process_if_block): Likewise.
33013 (find_cond_trap): Likewise.
33014 (check_cond_move_block): Require simple jump insns at the end
33015 of the basic block.
33017 2007-01-11 Jan Hubicka <jh@suse.cz>
33019 PR tree-optimization/1046
33020 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
33021 when alias info is not ready.
33022 (pass_tail_recursion): Do not require aliasing.
33023 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
33024 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
33025 * tree-ssa-copy.c (pass_copy_prop): Likewise.
33026 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
33027 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
33028 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
33029 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
33031 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
33032 When aliasing is not build, mark statement as volatile.
33034 2007-01-11 Tom Tromey <tromey@redhat.com>
33036 PR preprocessor/15185, PR preprocessor/20989:
33037 * doc/cppopts.texi <-MT>: Update description of algorithm for
33038 computing default target.
33039 <-M, -MD>: Reword "basename" text.
33041 2007-01-11 Roger Sayle <roger@eyesopen.com>
33043 * builtins.c (expand_builtin_pow, expand_builtin_powi,
33044 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
33045 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
33046 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
33047 fold_builtin_bswap, real_constp, fold_builtin_pow,
33048 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
33049 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
33050 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
33051 * convert.c (convert_to_pointer): Likewise.
33052 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
33053 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
33054 const_binop, fold_convert_const_int_from_int,
33055 fold_convert_const_int_from_real,
33056 fold_convert_const_real_from_real, sign_bit_p,
33057 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
33058 fold_sign_changed_comparison, fold_unary, fold_comparison,
33059 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
33060 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
33061 * print-tree.c (print_node_brief, print_node): Likewise.
33062 * stor-layout.c (place_field, layout_type): Likewise.
33063 * tree-chrec.c (keep_cast): Likewise.
33064 * tree.c (build_vector, build_real, build_real_from_int_cst,
33065 build_complex): Likewise.
33067 2007-01-11 Roger Sayle <roger@eyesopen.com>
33069 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
33070 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
33072 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
33074 * configure.ac (strict1_warn): Rename to strict_warn.
33075 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
33076 cc_set_by_configure, quoted_cc_set_by_configure,
33077 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
33078 all_boot_languages, all_stagestuff): Remove.
33079 (target_list): Remove bootstrap targets.
33080 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
33081 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
33082 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
33083 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
33084 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
33085 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
33086 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
33087 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
33088 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
33089 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
33090 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
33091 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
33092 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
33093 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
33094 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
33095 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
33096 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
33097 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
33098 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
33099 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
33100 (mostlyclean): Adjust.
33101 (clean, distclean): Don't mention bootstrap stuff.
33102 * configure: Regenerate.
33103 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
33104 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
33105 treelang/config-lang.in (stagestuff): Remove.
33106 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
33107 stageprofile, stagefeedback, stagestuff): Remove mention.
33109 2007-01-11 Nick Clifton <nickc@redhat.com>
33111 * config/mcore/predicates.md (mcore_general_movesrc_operand):
33113 (mcore_general_movdst_operand): Do not accept CONST_INTs.
33114 (mcore_arith_K_S_operand): Run the test for the S constraint not
33115 the test for the M constraint.
33116 (mcore_addsub_operand): Do not accept integer values that are
33117 larger than 32 bits.
33118 * config/mcore/mcore.md: Remove unused constraints from split.
33119 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
33120 (addsi3): Likewise.
33121 (allocate_stack): Likewise.
33122 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
33123 operands to 32 bits.
33124 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
33126 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
33127 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
33128 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
33129 mcore_output_bclri, mcore_output_andn, output_inline_const,
33130 mcore_output_move, mcore_output_movedouble): Likewise.
33131 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
33132 (output_inline_const): Likewise.
33133 (output_inline_const): Fix format strings used in sprintf
33135 * config/mcore/mcore-protos.h: Update prototypes for changed
33136 functions in mcore.c.
33137 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
33138 HOST_WIDE_INT and not int.
33139 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
33140 CONST_OK_FOR_N): Likewise.
33141 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
33142 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
33145 2007-01-10 Jan Hubicka <jh@suse.cz>
33147 * tree-vrp.c (remove_range_assertions): Release defs.
33148 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
33149 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
33151 2007-01-10 Paul Brook <paul@codesourcery.com>
33153 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
33154 * config/arm/arm.md (mulsi3subsi): New insn.
33156 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
33158 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
33159 (tree_transform_and_unroll_loop): New.
33160 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
33163 2007-01-10 Robert Kennedy <jimbob@google.com>
33165 * fold-const.c (fold_comparison): Fold comparisons like (x *
33166 1000 < 0) to (x < 0).
33168 2007-01-10 Ian Lance Taylor <iant@google.com>
33170 * tree-pretty-print.c (dump_generic_node): Print parentheses when
33171 operands have the same priority.
33173 2007-01-10 Tom Tromey <tromey@redhat.com>
33175 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
33176 (fold_binary): Likewise.
33177 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
33178 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
33179 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
33180 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
33181 * langhooks.h (struct lang_hooks): Removed field
33182 'can_use_bit_fields_p'.
33184 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
33186 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
33188 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
33190 * function.c (get_last_funcdef_no): New function.
33191 * function.h (get_last_funcdef_no): Declare.
33192 * tree-inline.c (initialize_cfun): Add initialization.
33193 (tree_function_versioning): Cleanup.
33195 2007-01-10 Jan Hubicka <jh@suse.cz>
33197 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
33200 2007-01-10 Sa Liu <saliu@de.ibm.com>
33201 Ben Elliston <bje@au.ibm.com>
33203 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
33204 for SAVE_NONLOCAL and Pmode for any other save level.
33205 * spu-protos.h (spu_restore_stack_block): Declare.
33206 * spu.md (save_stack_block): Remove.
33207 (restore_stack_block): Call spu_restore_stack_block.
33208 * spu.c (spu_restore_stack_block): New function.
33209 (spu_expand_epilogue): Remove old comment.
33211 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
33213 PR tree-optimization/30322
33214 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
33215 (cand_value_at): Return the value as aff_tree.
33216 (may_eliminate_iv): Convert the bound from aff_tree to tree.
33217 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
33218 aff_combination_mult): New functions.
33219 (aff_combination_add): Use aff_combination_add_cst.
33220 (aff_combination_convert): Allow conversions to a wider type.
33221 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
33222 * tree-affine.h (aff_combination_mult): Declare.
33224 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
33226 * doc/tm.texi: Update documentation to reflect reality of exec
33227 and start file search behaviours. Update copyright year.
33228 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
33229 header file directories.
33231 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
33233 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
33234 (*cosxf2): Rename to cosxf2_i387.
33235 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
33236 using X87MODEF12 mode macro. Rename patterns to
33237 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
33239 (*cosdf2, *cossf2): Ditto.
33240 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
33241 to match extended input operands.
33242 (sincos<mode>3): New expander.
33243 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
33244 insn patterns and corresponding splitters.
33246 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
33248 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
33249 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
33251 2007-01-09 Nicolas Pitre <nico@cam.org>
33254 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
33256 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33258 * target.h (struct gcc_target): New field library_rtti_comdat.
33259 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
33260 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
33261 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
33262 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
33264 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33266 * doc/invoke.texi (Optimize Options): Correct description of -O0.
33268 2007-01-08 Richard Guenther <rguenther@suse.de>
33270 * tree.h (force_fit_type_double): Export.
33271 (force_fit_type): Remove.
33272 * fold-const.c (force_fit_type_double): New function.
33273 (force_fit_type): Remove.
33274 (int_const_binop): Use it.
33275 (fold_convert_const_int_from_int): Likewise.
33276 (fold_convert_const_int_from_real): Likewise.
33277 (fold_div_compare): Likewise.
33278 (fold_sign_changed_comparison): Likewise.
33279 (fold_unary): Likewise.
33280 (fold_negate_const): Likewise.
33281 (fold_abs_const): Likewise.
33282 (fold_not_const): Likewise.
33283 * c-common.c (shorten_compare): Use force_fit_type_double.
33284 * convert.c (convert_to_pointer): Likewise.
33286 2007-01-08 Richard Guenther <rguenther@suse.de>
33288 * tree.h (build_int_cst_wide_type): Export.
33289 * tree.c (build_int_cst_wide_type): New function.
33290 (build_int_cst_wide): Fix comment.
33291 * builtins.c (fold_builtin_object_size): Use build_int_cst
33292 to build -1 or 0 of the correct type. Use fit_double_type
33293 to check for overflow.
33294 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
33296 (decode_field_reference): Likewise.
33297 (all_ones_mask_p): Likewise.
33298 (native_interpret_int): Use build_int_cst_wide_type.
33299 (fold_binary): Use build_int_cst_type to build an all-ones
33301 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
33303 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
33305 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
33307 2007-01-09 Ben Elliston <bje@au.ibm.com>
33309 * genautomata.c (STATS_OPTION): New option.
33310 (stats_flag): New flag.
33311 (gen_automata_option): Handle it.
33312 (initiate_automaton_gen): Ditto.
33313 (write_automata): Output statistics only if stats_flag is
33314 set. Likewise, output time statistics only if time_flag is set.
33315 * doc/md.texi (Processor pipeline description): Document new flag.
33317 2007-01-08 Richard Guenther <rguenther@suse.de>
33319 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
33320 * tree.c (build_int_cst_type): Likewise.
33321 (size_in_bytes): Don't call force_fit_type on the result.
33322 (int_fits_type_p): Use fit_double_type.
33323 * fold-const.c (fit_double_type): New function.
33324 (force_fit_type): Use it.
33325 * tree.h (fit_double_type): Export.
33327 2007-01-08 Jan Hubicka <jh@suse.cz>
33329 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
33330 * ipa.c (function_and_variable_visibility): Fix return type.
33332 2007-01-08 Richard Guenther <rguenther@suse.de>
33334 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
33335 of offset to build the index.
33336 * tree-pretty-print.c (dump_generic_node): Don't build negated
33337 const just for printing.
33338 * c-pretty-print.c (pp_c_integer_constant): Likewise.
33339 * builtins.c (fold_builtin_int_roundingfn): Check if result
33340 fits the type by using force_fit_type and comparing the result.
33341 * predict.c (predict_loops): Use compare_tree_int for comparison.
33342 * tree.c (build_int_cst): Fall back to integer_type_node for
33344 (build_int_cst_wide): Assert type is non-null.
33346 2007-01-08 Roberto Costa <roberto.costa@st.com>
33348 * tree-vrp.c (extract_range_from_cond_expr): New.
33349 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
33350 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
33352 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
33353 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
33354 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
33355 used as expressions.
33356 * tree-object-size.c (cond_expr_object_size): New.
33357 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
33359 2007-01-08 Jan Hubicka <jh@suse.cz>
33361 * tree-ssa-forwprop.c (forward_propagate_into_cond,
33362 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33365 2007-01-08 Richard Guenther <rguenther@suse.de>
33367 PR tree-optimization/23603
33368 * tree-vrp.c (set_value_range_to_truthvalue): New function.
33369 (extract_range_from_binary): Fall back to truthvalue instead of
33370 varying for TRUTH_*_EXPR.
33371 (extract_range_from_comparison): Fall back to truthvalue instead of
33373 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33374 if all visited PHI values were constant.
33376 2007-01-08 Jan Hubicka <jh@suse.cz>
33378 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33379 (cgraph_analyze_function): break out from ...
33380 (cgraph_finalize_compilation_unit): ... here.
33381 (cgraph_expand_function): Remove forgoten commented out line.
33382 (cgraph_optimize): Analyze functions.
33384 2007-01-08 Jan Hubicka <jh@suse.cz>
33386 * tree-pas.h (TODO_remove_function): New flag.
33387 (TODO_update*): Renumber.
33388 (pass_ipa_increase_alignment,
33389 pass_ipa_function_and_variable_visibility): New passes.
33390 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33391 (cgraph_function_and_variable_visibility): Move to ipa.c
33392 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33393 cgraph_increase_alignment.
33394 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33395 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33396 calling tree-inline.
33397 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33398 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33399 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33400 (gate_increase_alignment): New function.
33401 (pass_ipa_increase_alignment): New pass.
33402 * ipa.c: Inline tree-pass.h and timevar.h
33403 (function_and_variable_visibility): Move here from cgraphunit.c
33404 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33405 * passes.c (init_optimization_passes): Add the two new passes.
33406 (execute_todo): Handle cgraph_remove_functions.
33408 2007-01-08 Nick Clifton <nickc@redhat.com>
33410 * config/frv/predicates.md (reg_or_0_operand): Accept
33413 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33415 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33416 * config.gcc: Add bfin*-rtems*.
33418 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33420 * c.opt: Add -flax-vector-conversions.
33421 * c-typeck.c (convert_for_assignment): Pass flag to
33422 vector_types_convertible_p to allow emission of note.
33423 (digest_init): Likewise.
33424 * c-opts.c: Handle -flax-vector-conversions.
33425 * c-common.c (flag_lax_vector_conversions): New.
33426 (vector_types_convertible_p): Unless -flax-vector conversions
33427 has been passed, disallow conversions between vectors with
33428 differing numbers of subparts and/or element types. If such
33429 a conversion is disallowed, possibly emit a note on the first
33430 occasion only to inform the user of -flax-vector-conversions.
33431 The new last argument specifies this.
33432 * c-common.h (flag_lax_vector_conversions): New.
33433 (vector_types_convertible_p): Add extra argument.
33434 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33435 char_type_node for V*QI type vectors.
33436 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33437 Update to satisfy new typechecking rules.
33438 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33439 C and C++ variants.
33440 * doc/invoke.texi (C Dialect Options): Document
33441 -flax-vector-conversions.
33443 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33445 PR tree-optimization/29877
33446 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33447 a register variable on the RHS to not be replaceable.
33449 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33450 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33451 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33452 const_simm15, const_pow2, const_npow2): Added.
33453 * config/score/misc.md (insv, extv, extzv, movmemsi,
33454 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33455 * config/score/score.c (score_address_cost, score_select_cc_mode):
33457 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33458 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33459 Update score_print_operand.
33460 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33461 Adjust register allocate order and update some macro define.
33462 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33463 mdx_block_move_straight, mdx_block_move_loop_head,
33464 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33465 mdx_block_move_loop, mdx_block_move): Added.
33466 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33467 mdp_limm): Updated and fix some bug and typo.
33468 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33469 (movsf, movdf, doloop_end): Added.
33471 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33473 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33474 config/arm/thumb2.md: Fix comment typos.
33475 * doc/extend.texi: Fix a typo.
33477 2007-01-07 Eric Christopher <echristo@apple.com>
33479 * configure.ac: Check for __stack_chk_fail for darwin.
33480 * configure: Regenerate.
33482 2007-01-07 Richard Guenther <rguenther@suse.de>
33484 * tree-vrp.c (extract_range_from_assert): CSE calls to
33485 compare_values where possible.
33486 (extract_range_from_unary_expr): Likewise.
33488 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33490 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33491 * config/avr/avr.c (call_insn_operand): Delete function.
33492 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33493 instead of register number. Use predicates.
33494 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33495 call_insn_operand): Add.
33497 2007-01-06 Jan Hubicka <jh@suse.cz>
33499 * tree-pass.h (pass_build_cgraph_edges): Declare.
33500 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33501 (visited_nodes): Remove.
33502 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33503 build_cgrpah_edges; make visited_nodes local.
33504 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33505 (record_references_in_initializer): Move to cgraphbuild.c
33506 (initialize_inline_failed, rebuild_cgraph_edges,
33507 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33508 (verify_cgraph_node): Make visited_nodes local.
33509 (cgraph_analyze_function): Do not call cgraph_create_edges and
33510 initialize_inline_failed.
33511 (cgraph_expand_function): Do not call cgraph_lower_function;
33512 assert that function is already lowered.
33513 * Makefile.in (cgraphbuild.o): New.
33514 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33515 at the end of lowering passes.
33517 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33519 * ifcvt.c (cond_move_convert_if_block): New function, code
33520 factored out from...
33521 (cond_move_process_if_block): ...here. Call the new function
33522 on the THEN and ELSE blocks.
33523 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33524 already takes care of this.
33526 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33529 * tree.h (TREE_OVERFLOW_P): New.
33530 * c-typeck.c (parser_build_unary_op): Warn only if result
33531 overflowed and operands did not.
33532 (parser_build_binary_op): Likewise.
33533 (convert_for_assignment): Remove redundant overflow_warning.
33534 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33536 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33538 * c-typeck.c (store_init_value): Split over two lines to follow
33539 the GNU coding style.
33541 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33543 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33544 __GXX_EXPERIMENTAL_CXX0X__.
33545 * doc/cpp.texi: Same.
33547 2007-01-05 Richard Guenther <rguenther@suse.de>
33549 PR middle-end/27826
33550 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33551 with mismatched types. Instead explicitly build a
33552 conversion NOP_EXPR.
33554 2007-01-05 Ian Lance Taylor <iant@google.com>
33556 * c-common.c (decl_with_nonnull_addr_p): New function.
33557 (c_common_truthvalue_conversion): Call it.
33558 * c-typeck.c (build_binary_op): Likewise.
33559 * c-common.h (decl_with_nonnull_addr_p): Declare.
33561 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33564 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33567 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33569 * doc/install.texi (Final install): Document the fact that
33570 the GNAT runtime should not be stripped.
33572 2007-01-04 Jan Hubicka <jh@suse.cz>
33574 * tree-inline.c (fold_marked_statements): Update operand caches
33575 and EH after folding
33577 2007-01-04 Ian Lance Taylor <iant@google.com>
33579 * c-common.c (check_function_nonnull): Whitespace fix.
33581 2007-01-04 Jan Hubicka <jh@suse.cz>
33583 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33584 comitted older version of patch.
33585 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33586 function, celanup cfg and collect garbage.
33588 2007-01-04 Mike Stump <mrs@apple.com>
33590 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33593 2007-01-04 Eric Christopher <echristo@apple.com>
33595 * libgcc2.c (__bswapsi2): Use SItype.
33596 (__bswapdi2): Use DItype.
33597 * libgcc2.h: Update for above.
33599 2007-01-04 Paul Brook <paul@codesourcery.com>
33601 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33602 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33603 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33604 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33605 umulsi3_highpart): Make conditional on !arm_arch6.
33606 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33607 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33608 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33609 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33610 umulsi3_highpart_v6): New insns.
33612 2007-01-04 Roger Sayle <roger@eyesopen.com>
33614 * fold-const.c (fold_convert): When casting an expression to void,
33615 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33616 have a type. Instead of attempting to build a NOP_EXPR, return
33617 these "special" trees directly.
33619 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33621 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33622 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33623 rs6000_cost->fp not 0 as adjustment for outer NEG.
33625 2007-01-04 Jan Hubicka <jh@suse.cz>
33627 * cgraph.c (cgraph_release_function_body): New function.
33628 (cgraph_remove_node): Use it.
33629 * cgraph.h (cgraph_release_function_body): Declare.
33630 * cgraphunit.c (cgraph_expand_function): Use it.
33631 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33632 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33633 is initialized and while compilation of other function is running.
33634 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33635 statement CFG annotations from here to ...
33636 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33638 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33640 * cfgloop.h (enum li_flags): Make the constants powers of two.
33642 2007-01-04 Jan Hubicka <jh@suse.cz>
33644 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33646 (fold_marked_statements): New function.
33647 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33648 * tree-inline.h (copy_body_data): Add statements_to_fold.
33650 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33652 * config.gcc: Mention libgcc/config.host.
33653 * Makefile.in: Update comments mentioning libgcc.
33654 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33655 (all.cross, start.encap, rest.encap, rest.cross): Update
33656 dependencies for libgcc move.
33657 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33658 (clean-target, clean-target-libgcc): Delete.
33659 (srcdirify, GCC_EXTRA_PARTS): New macros.
33660 (libgcc-support, libgcc.mvars): New rules.
33661 (distclean): Remove mention of mklibgcc.
33662 (install): Don't reference INSTALL_LIBGCC.
33663 (install-common): Don't reference EXTRA_PARTS.
33664 (install-libgcc, install-multilib): Delete rules.
33665 * mklibgcc.in: Delete file.
33666 * doc/configfiles.texi: Don't mention mklibgcc.
33668 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33669 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33670 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33671 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33672 (mklibgcc, ldblspecs): Likewise.
33674 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33675 (posixpre.def): Use $(T).
33676 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33677 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33678 (SHLIB_LINK): Make dummy.
33679 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33681 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33683 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33684 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33685 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33686 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33688 * configure.ac (all_outputs): Remove mklibgcc.
33689 * configure: Regenerated.
33691 2007-01-03 Josh Conner <jconner@apple.com>
33693 PR middle-end/29683
33694 * calls.c (compute_argument_addresses): Set stack and stack_slot
33695 for partial args, too.
33696 (store_one_arg): Use locate.size.constant for the size when
33697 generating a save_area.
33699 2007-01-03 Robert Kennedy <jimbob@google.com>
33701 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33702 whose definitions are deleted due to basic block merging.
33704 2007-01-03 Paul Brook <paul@codesourcery.com>
33707 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33709 (use_return_insn): Return 0 for Thumb interrupt functions.
33710 (print_multi_reg): Add rfe argument for IRQ returns.
33711 (arm_output_epilogue): Pop interrupt return address directly into PC.
33712 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33714 2007-01-03 Paul Brook <paul@codesourcery.com>
33716 Merge from sourcerygxx-4_1.
33717 * config/arm/thumb2.md: New file.
33718 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33720 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33721 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33722 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33723 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33725 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33726 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33728 * config/arm/ieee754-sf.S: Ditto.
33729 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33730 (thumb1_base_register_rtx_p): ... to this.
33731 (thumb_index_register_rtx_p): Rename...
33732 (thumb1_index_register_rtx_p): ... to this.
33733 (thumb_output_function_prologue): Rename...
33734 (thumb1_output_function_prologue): ... to this.
33735 (thumb_legitimate_address_p): Rename...
33736 (thumb1_legitimate_address_p): ... to this.
33737 (thumb_rtx_costs): Rename...
33738 (thumb1_rtx_costs): ... to this.
33739 (thumb_compute_save_reg_mask): Rename...
33740 (thumb1_compute_save_reg_mask): ... to this.
33741 (thumb_final_prescan_insn): Rename...
33742 (thumb1_final_prescan_insn): ... to this.
33743 (thumb_expand_epilogue): Rename...
33744 (thumb1_expand_epilogue): ... to this.
33745 (arm_unwind_emit_stm): Rename...
33746 (arm_unwind_emit_sequence): ... to this.
33747 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33748 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33749 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33750 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33751 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33752 thumb2_output_casesi): New functions.
33753 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33754 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33755 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33756 THUMB2_WORK_REGS): Define.
33757 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33758 arm_condexec_mask, arm_condexec_masklen)): New variables.
33759 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33760 (arm_override_options): Check new CPU capabilities.
33761 Set new architecture flag variables.
33762 (arm_isr_value): Handle v7m interrupt functions.
33763 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33765 (const_ok_for_arm): Handle Thumb-2 constants.
33766 (arm_gen_constant): Ditto. Use movw when available.
33767 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33769 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33770 (thumb_find_work_register, arm_load_pic_register,
33771 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33772 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33773 print_multi_reg, output_mov_long_double_fpa_from_arm,
33774 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33775 output_mov_double_fpa_from_arm, output_move_double,
33776 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33777 output_return_instruction, arm_output_function_prologue,
33778 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33779 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33780 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33781 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33782 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33783 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33785 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33786 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33787 (arm_file_start): Output directive for unified syntax.
33788 (arm_unwind_emit_set): Handle stack alignment instruction.
33789 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33790 Add v6t2, v7, v7a, v7r and v7m.
33791 (RETLDM): Add Thumb-2 code.
33792 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33793 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33794 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33795 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33796 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33797 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33798 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33799 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33800 ADJUST_INSN_LENGTH): Define.
33801 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33802 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33803 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33804 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33805 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33806 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33807 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33808 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33809 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33810 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33811 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33812 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33813 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33814 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33815 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33816 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33817 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33819 * config/arm/arm-tune.md: Regenerate.
33820 * config/arm/arm-protos.h: Update prototypes.
33821 * config/arm/vfp.md: Enable patterns for Thumb-2.
33822 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33823 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33824 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33825 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33826 * config/arm/libunwind.S: Add Thumb-2 code.
33827 * config/arm/constraints.md: Update include Thumb-2.
33828 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33829 * config/arm/ieee754-df.S: Ditto.
33830 * config/arm/bpabi.S: Ditto.
33831 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33832 * config/arm/predicates.md (low_register_operand,
33833 low_reg_or_int_operand, thumb_16bit_operator): New.
33834 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33835 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33836 * config/arm/t-arm-elf: Add armv7 multilib.
33837 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33839 (UNSPEC_STACK_ALIGN, ce_count): New.
33840 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33841 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33843 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33844 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33845 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33846 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33847 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33848 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33850 * doc/extend.texi: Document ARMv7-M interrupt functions.
33851 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33853 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33855 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33856 (struct _Unwind_Context): Rename args_size to flags, remove
33857 signal_frame field, add a new args_size field and version field.
33858 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33859 _Unwind_IsExtendedContext): New inline functions.
33860 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33861 Assume by_value array is only present if _Unwind_IsExtendedContext.
33862 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33863 _Unwind_IsSignalFrame.
33864 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33865 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33866 (uw_init_context_1): Initialize context->flags to
33867 EXTENDED_CONTEXT_BIT.
33868 * config/rs6000/linux-unwind.h (frob_update_context): Use
33869 _Unwind_SetSignalFrame.
33871 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33873 PR middle-end/30353
33874 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33875 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33878 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33880 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33881 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33882 RET, AT_SP): Remove.
33883 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33886 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33887 * cfgbuild.c (find_basic_blocks): Likewise.
33888 * cfgrtl.c (rtl_create_basic_block): Likewise.
33889 * function.c (temp_slots_at_level): Likewise.
33890 * reg-stack.c (stack_regs_mentioned): Likewise.
33891 * regclass.c (allocate_reg_info): Likewise.
33892 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33893 set_bb_for_stmt, move_block_to_fn): Likewise.
33894 * tree-complex.c (tree_lower_complex): Likewise.
33895 * vec.h (VEC_safe_grow_cleared): New.
33897 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33899 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33901 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33902 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33904 * cfgloopmanip.c (scale_loop_frequencies): Export.
33905 (loopify): Scale the frequencies by prescribed coefficients.
33906 (set_zero_probability): New function.
33907 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33908 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33909 and frequencies according to arguments.
33910 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33912 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33913 * modulo-sched.c (sms_schedule): Set probabilities for entering
33914 versioned loop correctly.
33915 * tree-vect-transform.c (vect_transform_loop): Ditto.
33916 * cfgloop.h (loopify, loop_version): Declaration changed.
33917 (scale_loop_frequencies): Declared.
33919 2007-01-02 Jan Hubicka <jh@suse.cz>
33921 * cgraph.c: Include tree-flow.h
33922 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33923 early_local_passes.
33924 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33925 * tree-pass.h (pass_all_early_optimizations): Declare.
33926 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33927 early_local_passes.
33928 (cgraph_analyze_function): Do early_local_passes.
33929 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33930 Do not add referenced vars.
33931 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33933 (gate_all_early_local_passes): New gate.
33934 (pass_early_local_passes): Use new gate.
33935 (execute_early_local_optimizations): New functions.
33936 (gate_all_early_optimizations): New gate.
33937 (pass_all_early_optimizations): New pass.
33938 (execute_free_datastructures): Free SSA only when initialized.
33939 (gate_init_datastructures): Init only when optimizing.
33940 (tree_lowering_passes): Do early local passes when called late.
33941 * tree-profile.c (do_tree_profiling): Don't profile functions added
33943 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33944 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33946 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33947 during early_local_passes.
33948 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33951 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33953 * Makefile.in: Update copyright year.
33955 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33957 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33958 in $(lang_checks) and check-consistency targets.
33960 2007-01-02 Jan Hubicka <jh@suse.cz>
33962 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33963 Do not add referenced vars.
33964 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33966 * passes.c (init_optimization_passes): Put mudflap_2 after
33967 free_datastructures.
33969 2007-01-02 Jan Hubicka <jh@suse.cz>
33971 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33972 Set NOTHROW flag on call statements proved to be nothrow.
33973 Update statement of local calls so new pure/const functions are
33974 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33976 (tree_rest_of_compilation): Register hooks and initialize bitmap
33977 early. Do not set after_inlining flag.
33979 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33981 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33982 HOST_BITS_PER_LONGLONG
33984 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33987 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33988 warning for non-static initializers.
33990 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33992 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33993 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33994 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33995 Always use set_unique_reg_note to add REG_EQUAL notes.
33997 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34000 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34002 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34003 * cfgbuild.c (find_basic_blocks): Likewise.
34004 * cfgrtl.c (rtl_create_basic_block): Likewise.
34005 * function.c (temp_slots_at_level): Likewise.
34006 * reg-stack.c (stack_regs_mentioned): Likewise.
34007 * regclass.c (allocate_reg_info): Likewise.
34008 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34009 set_bb_for_stmt, move_block_to_fn): Likewise.
34010 * tree-complex.c (tree_lower_complex): Likewise.
34011 * vec.h (VEC_safe_grow_cleared): New.
34013 2007-01-02 Ian Lance Taylor <iant@google.com>
34015 * c-common.c (c_common_truthvalue_conversion): When warning about
34016 using an assignment as a truth value, set TREE_NO_WARNING.
34018 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34021 * c.opt (Wold-style-declaration): New.
34022 * doc/invoke.texi (C-only Warning Options): New.
34023 (Wold-style-declaration): Document it.
34024 (Wextra): Enabled by -Wextra.
34025 * c-opts.c (c_common_post_options): Enabled by -Wextra.
34026 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
34027 -Wold-style-declaration.
34029 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34031 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34032 * cfgbuild.c (find_basic_blocks): Likewise.
34033 * cfgrtl.c (rtl_create_basic_block): Likewise.
34034 * function.c (temp_slots_at_level): Likewise.
34035 * reg-stack.c (stack_regs_mentioned): Likewise.
34036 * regclass.c (allocate_reg_info): Likewise.
34037 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34038 set_bb_for_stmt, move_block_to_fn): Likewise.
34039 * tree-complex.c (tree_lower_complex): Likewise.
34040 * vec.h (VEC_safe_grow_cleared): New.
34042 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
34044 * c-common.c (c_common_nodes_and_builtins): Since variants of
34045 void_type_node get built before it is given a name, we need to
34046 give those variants the name, too.
34047 (complete_array_type): We need to work with the canonical main
34048 type of the array, from which we will build the qualified version.
34049 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
34050 * print-tree.c (print_node): Display canonical type information
34052 * stor-layout.c (layout_type): When we don't know the
34053 alignment of a type for which we're building an array, we end up
34054 guessing wrong, so make the type require structural equality.
34055 * tree.c (make_node_stat): When we build a new type, it is its
34056 own canonical type.
34057 (build_type_attribute_qual_variant): When building an attribute
34058 variant, its canonical type is the non-attribute variant. However,
34059 if the attributes are target-dependent and they differ, we need to
34060 use structural equality checks for this type.
34061 (build_qualified_type): A qualified type is not equivalent to its
34062 unqualified variant; set the canonical type appropriately.
34063 (build_distinct_type_copy): When building a distinct type from
34064 another type, the new type is its own canonical type.
34065 (build_variant_type_copy): When building a new type variant, we
34066 assume that it is equivalent to the original type.
34067 (build_pointer_type_for_mode): When building a pointer type, also
34068 build a canonical type pointer.
34069 (build_reference_type_for_mode): When building a reference type,
34070 also build a canonical type reference.
34071 (build_index_type): When we can't hash an index type (e.g.,
34072 because its maximum value is negative), the index type requires
34073 structural equality tests.
34074 (build_array_type): Build the canonical form of an array type.
34075 (build_function_type): Function types require structural equality,
34076 because they contain default arguments, attributes, etc.
34077 (build_method_type_directly): Ditto for method types.
34078 (build_offset_type): Build the canonical offset type.
34079 (build_complex_type): Build the canonical vector type.
34080 (make_vector_type): Build the canonical vector type.
34081 * tree.h (TYPE_CANONICAL): New.
34082 (TYPE_STRUCTURAL_EQUALITY_P): New.
34083 (SET_TYPE_STRUCTURAL_EQUALITY): New.
34084 (struct tree_type): Added "canonical" field.
34085 * params.h (VERIFY_CANONICAL_TYPES): New.
34086 * doc/c-tree.texi (TYPE_CANONICAL): Document.
34087 (TYPE_STRUCTURAL_EQUALITY_P): Document.
34088 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
34089 * doc/invoke.texi (verify-canonical-types): Document --param
34090 parameter for verifying canonical types.
34092 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34094 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
34095 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
34096 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
34097 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
34099 * config/rs6000/e500.h: New.
34100 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
34101 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
34103 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
34104 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
34105 TARGET_E500_DOUBLE): Remove.
34106 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
34107 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
34108 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
34109 * config/rs6000/rs6000.c (rs6000_override_options): Use
34110 CHECK_E500_OPTIONS.
34112 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34114 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
34115 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
34116 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
34117 rs6000_emit_cmove): Don't check TARGET_E500.
34118 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
34119 sordered): Don't check TARGET_E500.
34121 2007-01-01 Eric Christopher <echristo@apple.com>
34123 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
34124 HARD_REGISTER_NUM_P.
34126 2007-01-01 Roger Sayle <roger@eyesopen.com>
34128 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
34129 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
34130 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
34133 2007-01-01 Mike Stump <mrs@apple.com>
34135 * configure.ac: Remove support for building with Apple's gcc-3.1.
34137 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34139 PR middle-end/30311
34140 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
34141 REG is a hard register. Do not modify REG before calling
34143 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
34144 multiple of the size of YMODE for certain lowpart cases.
34146 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34148 PR middle-end/30253
34149 * gimplify (voidify_wrapper_expr): Update for
34150 GIMPLE_MODIFY_STMT.
34152 2007-01-01 Andreas Schwab <schwab@suse.de>
34155 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
34156 save of BR0 in extra_spill_size instead of spill_size.
34157 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
34159 (ia64_expand_epilogue): Restore BR0 from its new location.
34161 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34163 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
34164 Use a temporary variable if the left hand side is not a gimple
34167 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34169 * gimplify.c (gimplify_return_expr): Make the temporary variable
34170 for the return expression, a gimple register variable.
34172 2007-01-01 Jan Hubicka <jh@suse.cz>
34174 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
34177 2007-01-01 Mike Stump <mrs@apple.com>
34179 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
34181 * config/darwin.c (machopic_select_rtx_section): Use
34182 HAVE_GAS_LITERAL16.
34183 (darwin_mergeable_constant_section): Likewise.
34184 * configure: Regenerate.
34185 * config.in: Regenerate.
34187 2007-01-01 Jan Hubicka <jh@suse.cz>
34188 Andrew Pinski <pinskia@gmail.com>
34190 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
34191 before starting IPA passes.