1 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
5 count argument with 0x10, not with 0x16.
6 (expand_setmem_epilogue): Ditto.
8 2007-02-24 Mike Stump <mrs@apple.com>
10 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
13 2007-02-24 Richard Guenther <rguenther@suse.de>
16 * fold-const.c (fold_binary): Fold x +- CST op x for
19 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
23 2007-02-24 Jan Hubicka <jh@suse.cz>
25 * cgraphunit.c (decide_is_function_needed): Honor
26 -fkeep-inline-functions.
28 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30 * builtins.c (fold_builtin_modf): New.
31 (fold_builtin_2): Use it.
33 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
35 * loop-iv.c (implies_p): Detect additional cases where A implies B.
36 (determine_max_iter): Take additional LOOP arg; all callers changed.
37 Lose broken logic dealing with PLUS. Try to limit the upper bound by
38 one using simplifications.
39 (simplify_using_initial_values): Return if the expression becomes
40 invalid due to altered regs.
42 2007-02-23 DJ Delorie <dj@redhat.com>
44 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
46 2007-02-23 Mike Stump <mrs@apple.com>
48 * tlink.c (scan_linker_output): Parse linker messages from
49 darwin9's linker better.
51 2007-02-23 Steve Ellcey <sje@cup.hp.com>
54 * varpool.c (varpool_assemble_pending_decls): Set
55 varpool_last_needed_node to null.
57 2007-02-23 DJ Delorie <dj@redhat.com>
59 * config/i386/i386.c (ix86_data_alignment): Don't specify an
60 alignment bigger than the object file can handle.
62 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
65 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
66 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
67 (*movsf_1): Penalize MMX moves.
69 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
71 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
72 2^32-1 or more times unless flag_unsafe_loop_optimizations.
74 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
76 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
78 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
79 (fold_builtin_1): Use them.
80 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
83 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
85 * config/i386/i386.c (bdesc_1arg): Initialize
86 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
87 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
88 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
89 and IX86_BUILTIN_MOVSLDUP.
91 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
93 PR rtl-optimization/30841
94 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
96 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
98 * builtins.c (fold_builtin_frexp): New.
99 (fold_builtin_2): Use it.
101 2007-02-22 Mark Mitchell <mark@codesourcery.com>
103 * doc/invoke.texi (Spec Files): Document getenv spec function.
105 * gcc.c (getenv_spec_function): New function.
106 (static_spec_functions): Add it.
107 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
108 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
111 2007-02-22 Michael Matz <matz@suse.de
114 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
115 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
117 2007-02-22 Ian Lance Taylor <iant@google.com>
120 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
121 (mem_loc_descriptor): Call it.
123 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
124 Ira Rosen <irar@il.ibm.com>
126 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
128 2007-02-22 Ira Rosen <irar@il.ibm.com>
130 PR tree-optimization/30843
131 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
132 stores only after all the group is vectorized.
134 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
136 PR tree-optimization/30858
137 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
138 in the reduction cycle have a single use in the loop.
139 * tree-vectorizer.h (relevant): Add documentation.
141 2007-02-20 Mike Stump <mrs@apple.com>
143 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
144 * configure: Regenerate.
146 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
148 Change the defaults of some parameters and options.
149 * config/spu/spu-protos.h (spu_optimization_options): Declare.
150 * config/spu/spu.c (spu_optimization_options): Add.
151 (spu_override_options): Change params in spu_optimization_options.
152 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
154 Register 127 is only 16 byte aligned when used as a frame pointer.
155 * config/spu/spu-protos.h (spu_init_expanders): Declare.
156 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
157 HARD_FRAME_POINTER_REGNUM.
158 (spu_legitimate_address): Use regno_aligned_for_reload.
159 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
160 aligned when frame_pointer_needed is true.
161 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
163 * config/spu/spu.h (INIT_EXPANDERS): Define.
165 Make sure shift and rotate instructions have valid immediate operands.
166 * config/spu/predicates.md (spu_shift_operand): Remove.
167 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
168 * config/spu/constraints.md (W, O): Extend range.
169 * config/spu/spu.md (umask, nmask): Define.
170 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
171 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
172 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
173 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
174 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
175 (lshr<mode>3_reg): Fix rtl description.
177 Make sure mulhisi immediate operands are valid.
178 * config/spu/predicates.md (imm_K_operand): Add.
179 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
181 Generate constants using fsmbi and andi.
182 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
183 (print_operand, spu_split_immediate, classify_immediate,
184 fsmbi_const_p): Handle IC_FSMBI2.
186 Correctly handle a CONST_VECTOR containing symbols.
187 * config/spu/spu.c (print_operand): Handle HIGH correctly.
188 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
189 (immediate_load_p): Allow symbols that use 2 instructions to create.
190 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
191 with symbols when flag_pic is set.
192 (const_vector_immediate_p): New.
193 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
194 accept a CONST_VECTOR with symbols.
195 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
196 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
198 * config/spu/spu.md (high, low): Delete.
199 (low_<mode>): Define.
201 Remove INTRmode and INTR_REGNUM, which didn't work.
202 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
204 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
205 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
206 peephole2 pattern): Don't use INTR or 131.
208 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
209 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
210 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
211 (UNSPEC_SET_INTR): Add.
212 * config/spu/spu-modes.def (INTR): Remove.
214 More accurate warnings about run-time relocations.
215 * config/spu/spu.c (reloc_diagnostic): Test in_section.
217 Correctly warn about immediate arguments to specific intrinsics.
218 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
219 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
220 the instruction predicate.
222 Fix tree check errors with latest update.
223 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
225 (spu_expand_builtin): Use CALL_EXPR_FN.
227 Add missing specific intrinsics.
228 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
230 * config/spu/spu_internals.h: Ditto.
232 Fix incorrect operand modifiers.
233 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
234 * config/spu/spu.md (xor<mode>3): Change %S to %J.
236 Optimize one case of zero_extend of a vec_select.
237 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
239 Accept any immediate for hbr.
240 * config/spu/spu.md (hbr): Change s constraints to i.
242 2007-02-21 Paul Brook <paul@codesourcery.com>
244 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
245 condexec_count when skipping USE and CLOBBER.
247 2007-02-21 Nick Clifton <nickc@redhat.com>
249 * common.opt (Warray-bounds): Add Warning attribute.
250 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
252 (fsized-zeroes): Add Optimization attribute.
253 (fsplit-wide-types, ftree-scev-cprop): Likewise.
254 * c.opt (Wc++0x-compat): Add Warning attribute.
256 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
259 * reload1.c (eliminate_regs_in_insn): In the single_set special
260 case, attempt to re-recognize the insn before falling back to
261 having reload fix it up.
263 2007-02-20 Eric Christopher <echristo@gmail.com>
265 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
267 (frv_read_iacc_argument): Ditto.
268 (frv_expand_set_builtin): Take a call instead of arglist, update for
270 (frv_expand_unop_builtin): Ditto.
271 (frv_expand_binop_builtin): Ditto.
272 (frv_expand_cut_builtin): Ditto.
273 (frv_expand_binopimm_builtin): Ditto.
274 (frv_expand_voidbinop_builtin): Ditto.
275 (frv_expand_int_void2arg): Ditto.
276 (frv_expand_prefetches): Ditto.
277 (frv_expand_voidtriop_builtin): Ditto.
278 (frv_expand_voidaccop_builtin): Ditto.
279 (frv_expand_load_builtin): Ditto.
280 (frv_expand_store_builtin): Ditto.
281 (frv_expand_mdpackh_builtin): Ditto.
282 (frv_expand_mclracc_builtin): Ditto.
283 (frv_expand_mrdacc_builtin): Ditto.
284 (frv_expand_mwtacc_builtin): Ditto.
285 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
288 2007-02-20 Janis Johnson <janis187@us.ibm.com>
290 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
291 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
293 (HAVE_GAS_DFP): Check for assembler support of decimal floating
295 * configure: Regenerate.
296 * config.in: Regenerate.
297 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
298 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
299 masks to power6 and power6x and to POWERPC_MASKS.
300 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
302 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
303 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
304 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
305 Access PROTOTYPE as variable, not mask.
307 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
309 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
310 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
311 * combine.c (adjust_for_new_dest): Use it.
312 * postreload.c (reload_combine): Likewise.
314 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
316 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
317 notes on an insn with multiple sets, even if single_set returns
318 non-NULL for that insn.
320 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
322 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
325 2007-02-20 Geoffrey Keating <geoffk@apple.com>
327 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
328 if user didn't pass it.
329 * config/i386/darwin.h (CC1_SPEC): Likewise.
330 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
331 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
332 -mmacosx-version-min.
334 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
335 Uros Bizjak <ubizjak@gmail.com>
337 * optabs.h (enum optab_index): Add new OTI_scalb.
338 (scalb_optab): Define corresponding macro.
339 * optabs.c (init_optabs): Initialize scalb_optab.
340 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
342 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
343 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
344 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
345 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
346 flag_unsafe_math_optimizations is set.
348 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
349 to implement scalbf, scalb and scalbl built-ins as inline x87
352 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
353 DJ Delorie <dj@redhat.com>
356 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
357 (diagnostic_report_diagnostic): ... here, and turn them into real
358 errors. If warnings are inhibited, no need to do anything.
360 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
363 better code generation.
365 2007-02-20 Ben Elliston <bje@au.ibm.com>
367 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
369 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
371 * config/alpha/alpha.c, config/alpha/alpha.md,
372 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
373 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
374 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
375 config/arm/lib1funcs.asm: Follow spelling conventions.
377 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
378 config/fr30/fr30.md, config/i386/i386.h,
379 config/iq2000/iq2000.h, config/iq2000/predicates.md,
380 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
381 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
382 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
383 config/rs6000/altivec.md, config/rs6000/rs6000.c,
384 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
385 config/sparc/sparc.c, config/sparc/sparc.h,
386 config/sparc/sparc.md, config/spu/constraints.md,
387 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
390 2007-02-20 Alan Modra <amodra@bigpond.net.au>
393 * varasm.c (use_blocks_for_decl_p): Return false for decls with
396 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
398 * doc/invoke.texi (-ftree-lrs): Remove.
400 2007-02-19 Diego Novillo <dnovillo@redhat.com>
402 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
405 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
407 * config/ia64/ia64.c (ia64_expand_builtin): Use the
408 new CALL_EXPR_FN macro for retrieving the function
409 declaration of the input expression.
411 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
413 * c.opt (Waddress): New.
414 * common.opt (Walways-true): Delete.
415 (Wstring-literal-comparison): Delete.
416 * doc/invoke.texi (Warning Options): Delete -Walways-true and
417 -Wstring-literal-comparison. Add -Waddress.
419 (Walways-true): Delete.
420 (Wstring-literal-comparison): Delete.
421 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
422 consistently instead of -Walways-true in example.
423 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
424 * c-typeck.c (parser_build_binary_op): Replace
425 -Wstring-literal-comparison and -Walways-true with -Waddress.
426 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
429 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
431 * tree-cfg.c (dump_function_to_file): Be prepared for functions
432 without DECL_STRUCT_FUNCTION initialized.
434 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
436 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
437 due to calls to functions taking pointers as parameters.
439 2007-02-19 Richard Henderson <rth@redhat.com>
442 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
445 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
447 * config/s390/s390.c (s390_call_saved_register_used,
448 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
449 accessed to the new scheme.
451 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
453 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
454 (cris_print_index, cris_print_operand, cris_print_operand_address)
455 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
456 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
457 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
459 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
460 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
461 GO_IF_LEGITIMATE_ADDRESS): Ditto.
462 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
463 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
464 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
465 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
466 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
467 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
468 (uminsi3, call, call_value): Ditto.
469 (define_split: indir_to_reg_split, unnamed): Ditto.
471 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
473 PR tree-optimization/30975
474 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
477 2007-02-18 Eric Christopher <echristo@gmail.com>
479 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
480 Remove use of arglist.
481 (mips_expand_builtin): Remove use of arglist, pass in expr.
482 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
483 (mips_expand_builtin_movtf): Ditto.
484 (mips_expand_builtin_compare): Ditto.
486 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
488 * tree-sra.c (sra_build_assignment): Replace assertion
489 checking with a comment explaining why it can't be done.
491 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
494 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
495 during CALL_EXPR representation conversion.
496 * tree-ssa-propagate.c (set_rhs): Likewise.
498 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
500 * tree-sra.c (sra_build_assignment): Disable assertion checking
503 2007-02-18 Roger Sayle <roger@eyesopen.com>
505 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
506 instead of calling build2 with a GIMPLE_MODIFY_STMT.
507 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
509 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
510 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
511 gimplify_init_ctor_eval_range, gimple_push_cleanup,
512 gimplify_omp_for, gimplify_omp_atomic_pipeline,
513 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
514 force_gimple_operand): Likewise.
515 * ipa-cp.c (constant_val_insert): Likewise.
516 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
517 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
518 perfect_nestify): Likewise.
519 * langhooks.c (lhd_omp_assignment): Likewise.
520 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
521 lower_copyprivate_clauses, lower_send_clauses,
522 lower_send_shared_vars, expand_parallel_call,
523 expand_omp_for_generic, expand_omp_for_static_nochunk,
524 expand_omp_for_static_chunk, expand_omp_sections,
525 lower_omp_single_copy, lower_omp_for_lastprivate,
526 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
527 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
528 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
531 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
533 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
534 config/sh/sh.md: Follow spelling conventions.
536 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
537 config/frv/predicates.md: Follow spelling conventions.
539 * config/m68k/linux-unwind.h: Fix a comment typo.
540 * target.h: Follow spelling conventions.
542 2007-02-18 Roger Sayle <roger@eyesopen.com>
544 PR rtl-optimization/28173
545 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
546 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
547 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
548 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
549 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
551 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
553 * builtins.c (fold_builtin_load_exponent): New.
554 (fold_builtin_2): Use it.
556 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
558 PR rtl-optimization/30773
559 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
560 if we fail to attach a REG_EQUIV note.
562 2007-02-18 David Edelsohn <edelsohn@gnu.org>
563 Roger Sayle <roger@eyesopen.com>
565 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
567 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
569 * calls.c (initialize_argument_information): Pass original EXP
570 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
571 code to split complex arguments here, as part of initializing the
573 (expand_call): Remove code that builds a list of arguments and
574 inserts implicit arguments into it. Instead, just count how many
575 implicit arguments there will be so we can determine the size of
576 the ARGS array, and let initialize_argument_information do the work.
577 (split_complex_values): Delete unused function.
579 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
581 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
583 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
585 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
586 for arg pointer based indexed addressing.
588 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
590 * config/ia64/ia64.h, config/ia64/ia64.md,
591 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
592 spelling conventions.
594 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
596 * config/m68k/m68k.c (split_di): New.
597 * config/m68k/m68k-protos.h: Declare split_di.
598 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
599 Improve predicate handling and split constant shifts.
601 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
603 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
604 parameter for register bitfield operations, general predicates
607 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
609 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
610 * config/m68k/linux-unwind.h: New file.
612 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
614 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
615 config/i386/athlon.md, config/ia64/ia64.md,
616 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
617 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
618 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
619 tree-ssa-loop-niter.c, tree-vect-analyze.c,
620 tree-vect-transform.c: Fix comment typos.
622 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
624 * sched-deps.c (find_insn_list): Remove.
625 * sched-int.h: Remove the prototype for find_insn_list.
627 2007-02-16 Geoffrey Keating <geoffk@apple.com>
629 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
631 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
632 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
633 darwin_rs6000_override_options.
634 (C_COMMON_OVERRIDE_OPTIONS): Expect
635 darwin_macosx_version_min to be non-NULL always.
636 (TARGET_C99_FUNCTIONS): Likewise.
637 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
638 (DARWIN_MINVERSION_SPEC): New.
639 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
640 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
642 (DARWIN_MINVERSION_SPEC): New.
643 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
645 * config/darwin-c.c (darwin_cpp_builtins): Expect
646 darwin_macosx_version_min to be non-NULL always.
648 * config/rs6000/rs6000.c: Clean up trailing whitespace.
650 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
652 * config/i386/i386.h (x86_use_xchgb): New.
653 (TARGET_USE_XCHGB): New macro.
654 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
655 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
656 Split after reload into bswaphi for shifts of 8.
657 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
658 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
659 or when optimizing for size.
661 2007-02-16 Richard Guenther <rguenther@suse.de>
662 Christian Bruel <christian.bruel@st.com>
664 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
665 DECLs but prefer SSA_NAMEs over DECLs.
667 2007-02-16 Richard Guenther <rguenther@suse.de>
669 * tree-flow-inline.h (single_imm_use_p): Remove.
670 (zero_imm_uses_p): Likewise.
671 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
672 instead of single_imm_use_p.
673 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
676 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
679 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
680 nested double- and backquotes.
682 2007-02-15 Roger Sayle <roger@eyesopen.com>
685 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
686 should be unreachable.
687 (build2_stat): Allow construction of MODIFY_EXPR at any time.
688 For the time being redirect GIMPLE_MODIFY_STMT to the new
689 (renamed) build_gimple_modify_stmt_stat.
690 (build2_gimple_stat): Rename to...
691 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
692 Always build a GIMPLE_MODIFY_STMT node.
693 * tree.h (build2_gimple, build2_gimple_stat): Delete.
694 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
697 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
698 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
699 * tree-complex.c (set_component_ssa_name, expand_complex_move,
700 expand_complex_div_wide): Likewise.
701 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
702 * tree-ssa-loop-im.c (schedule_sm): Likewise.
703 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
704 * tree-ssa-loop-manip.c (create_iv): Likewise.
705 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
706 abs_replacement): Likewise.
707 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
708 realify_fake_stores): Likewise.
710 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
711 node rather than a GIMPLE_MODIFY_STMT node.
712 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
713 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
715 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
716 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
719 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
722 * fold-const.c (fold_comparison): Add back the
723 folding of constant complex comparisions.
725 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
728 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
729 effects unknown to this function, return early.
731 2007-02-15 Ian Lance Taylor <iant@google.com>
733 * lower-subreg.c (move_eh_region_note): New static function.
734 (resolve_simple_move): Call it.
735 (decompose_multiword_subregs): Track blocks for which we resolve a
736 simple move which is also a control flow insn. Pass them to
737 find_many_sub_basic_blocks.
738 (pass_lower_subreg): Add TODO_verify_flow.
739 (pass_lower_subreg2): Likewise.
741 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
742 Brooks Moses <brooks.moses@codesourcery.com>
743 Lee Millward <lee.millward@codesourcery.com>
745 * tree.h (enum tree_code_class): Add tcc_vl_exp.
746 (VL_EXP_CLASS_P): New.
747 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
749 (TREE_OPERAND_CHECK_CODE): Likewise.
750 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
751 (TREE_RTL_OPERAND_CHECK): Likewise.
752 (tree_operand_check_failed): Make second parameter the whole tree
753 instead of its code. Fixed callers.
755 (TREE_OPERAND_LENGTH): New.
756 (VL_EXP_OPERAND_LENGTH): New.
758 (CALL_EXPR_STATIC_CHAIN): New.
759 (CALL_EXPR_ARGS): New.
760 (CALL_EXPR_ARG): New.
761 (call_expr_nargs): New.
762 (CALL_EXPR_ARGP): New.
763 (build_nt_call_list): Declare.
764 (build_vl_exp_stat): Declare.
766 (build_call_list): Declare.
767 (build_call_nary): Declare.
768 (build_call_valist): Declare.
769 (build_call_array): Declare.
770 (call_expr_arg): Declare.
771 (call_expr_argp): Declare.
772 (call_expr_arglist): Declare.
773 (fold_build_call_list): Declare.
774 (fold_build_call_list_initializer): Declare.
775 (fold_call_expr): Declare to replace fold_builtin.
776 (fold_builtin_fputs): Update to agree with modified definition.
777 (fold_builtin_strcpy): Likewise.
778 (fold_builtin_strncpy): Likewise.
779 (fold_builtin_memory_chk): Likewise.
780 (fold_builtin_stxcpy_chk): Likewise.
781 (fold_builtin_strncpy_chk): Likewise.
782 (fold_builtin_next_arg): Likewise.
783 (fold_build_call_expr): Declare.
784 (fold_builtin_call_list): Declare.
785 (fold_builtin_call_valist): Declare.
786 (build_call_expr): Declare.
787 (validate_arglist): Update to agree with modified definition.
788 (tree_operand_length): New.
789 (call_expr_arg_iterator): New.
790 (init_call_expr_arg_iterator): New.
791 (next_call_expr_arg): New.
792 (first_call_expr_arg): New.
793 (more_call_expr_args_p): New.
794 (FOR_EACH_CALL_EXPR_ARG): New.
796 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
798 (tree_code_size): Update documentation. Use sizeof (tree) rather
799 than sizeof (char *).
800 (tree_size): Likewise. Add case for tcc_vl_exp.
801 (tree_node_structure): Add case for tcc_vl_exp.
802 (contains_placeholder_p): Likewise.
803 (substitute_in_expr): Likewise.
804 (substitute_placeholder_in_expr): Likewise.
805 (stabilize_reference_1): Likewise.
806 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
807 to diagnose breakage of this interface for constructing CALL_EXPRs.
808 (build_nt): Add similar assertion here.
809 (build_nt_call_list): New.
810 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
811 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
813 (get_callee_fndecl): Use new CALL_EXPR accessors.
814 (tree_operand_check_failed): Change parameters to pass entire node
815 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
816 (process_call_operands): New.
817 (build_vl_exp_stat): New.
818 (build_call_list): New.
819 (build_call_nary): New.
820 (build_call_valist): New.
821 (build_call_array): New.
822 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
823 (call_expr_arglist): New.
825 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
826 tcc_vl_exp instead of a fixed-size tcc_expression.
828 * doc/c-tree.texi (CALL_EXPR): Document new representation and
829 accessors for CALL_EXPRs.
830 (AGGR_INIT_EXPR): Likewise.
832 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
833 Brooks Moses <brooks.moses@codesourcery.com>
834 Lee Millward <lee.millward@codesourcery.com>
836 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
837 (expand_builtin_nonlocal_goto): Change parameter to be entire
838 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
839 (expand_builtin_prefetch): Likewise.
840 (expand_builtin_classify_type): Likewise.
841 (mathfn_built_in): Return NULL_TREE instead of 0.
842 (expand_errno_check): Use new CALL_EXPR accessors.
843 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
844 Return NULL_RTX instead of 0.
845 (expand_builtin_mathfn_2): Likewise.
846 (expand_builtin_mathfn_3): Likewise.
847 (expand_builtin_interclass_mathfn): Likewise.
848 (expand_builtin_sincos): Likewise.
849 (expand_builtin_cexpi): Likewise.
850 (expand_builtin_int_roundingfn): Likewise.
851 (expand_builtin_int_roundingfn_2): Likewise.
852 (expand_builtin_pow): Likewise.
853 (expand_builtin_powi): Likewise.
854 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
855 of arglist, fixing callers appropriately. Use new CALL_EXPR
856 accessors and constructors. Return NULL_RTX instead of 0.
857 (expand_builtin_strstr): Likewise.
858 (expand_builtin_strchr): Likewise.
859 (expand_builtin_strrchr): Likewise.
860 (expand_builtin_strpbrk): Likewise.
861 (expand_builtin_memcpy): Likewise.
862 (expand_builtin_mempcpy): Likewise.
863 (expand_builtin_mempcpy_args): New.
864 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
865 (expand_builtin_memmove_args): New.
866 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
867 (expand_movstr): Likewise.
868 (expand_builtin_strcpy): Likewise.
869 (expand_builtin_strcpy_args): New.
870 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
871 (expand_builtin_strncpy): Likewise.
872 (expand_builtin_memset): Likewise.
873 (expand_builtin_memset_args): New.
874 (expand_builtin_bzero): Similarly to expand_builtin_memset.
875 (expand_builtin_memcmp): Likewise.
876 (expand_builtin_strcmp): Likewise.
877 (expand_builtin_strncmp): Likewise.
878 (expand_builtin_strcat): Likewise.
879 (expand_builtin_strncat): Likewise.
880 (expand_builtin_strspn): Likewise.
881 (expand_builtin_strcspn): Likewise.
882 (expand_builtin_args_info): Likewise.
883 (expand_builtin_va_start): Likewise.
884 (gimplify_va_arg_expr): Likewise.
885 (expand_builtin_va_end): Likewise.
886 (expand_builtin_va_copy): Likewise.
887 (expand_builtin_frame_address): Likewise.
888 (expand_builtin_alloca): Likewise.
889 (expand_builtin_bswap): Likewise.
890 (expand_builtin_unop): Likewise.
891 (expand_builtin_fputs): Likewise.
892 (expand_builtin_expect): Likewise.
893 (expand_builtin_fabs): Likewise.
894 (expand_builtin_copysign): Likewise.
895 (expand_builtin_printf): Likewise.
896 (expand_builtin_fprintf): Likewise.
897 (expand_builtin_sprintf): Likewise.
898 (expand_builtin_init_trampoline): Likewise.
899 (expand_builtin_signbit): Likewise.
900 (expand_builtin_fork_or_exec): Likewise.
901 (expand_builtin_sync_operation): Likewise.
902 (expand_builtin_compare_and_swap): Likewise.
903 (expand_builtin_lock_test_and_set): Likewise.
904 (expand_builtin_lock_release): Likewise.
905 (expand_builtin): Likewise.
906 (builtin_mathfn_code): Likewise.
908 (fold_builtin_constant_p): Pass call arguments individually instead
909 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
910 accessors and constructors. Return NULL_TREE instead of 0.
911 (fold_builtin_expect): Likewise.
912 (fold_builtin_classify_type): Likewise.
913 (fold_builtin_strlen): Likewise.
914 (fold_builtin_nan): Likewise.
915 (integer_valued_real_p): Likewise.
916 (fold_trunc_transparent_mathfn): Likewise.
917 (fold_fixed_mathfn): Likewise.
918 (fold_builtin_cabs): Likewise.
919 (fold_builtin_sqrt): Likewise.
920 (fold_builtin_cbrt): Likewise.
921 (fold_builtin_cos): Likewise.
922 (fold_builtin_cosh): Likewise.
923 (fold_builtin_tan): Likewise.
924 (fold_builtin_sincos): Likewise.
925 (fold_builtin_cexp): Likewise.
926 (fold_builtin_trunc): Likewise.
927 (fold_builtin_floor): Likewise.
928 (fold_builtin_ceil): Likewise.
929 (fold_builtin_round): Likewise.
930 (fold_builtin_int_roundingfn): Likewise.
931 (fold_builtin_bitop): Likewise.
932 (fold_builtin_bswap): Likewise.
933 (fold_builtin_logarithm): Likewise.
934 (fold_builtin_hypot): Likewise.
935 (fold_builtin_pow): Likewise.
936 (fold_builtin_powi): Likewise.
937 (fold_builtin_exponent): Likewise.
938 (fold_builtin_memset): Likewise.
939 (fold_builtin_bzero): Likewise.
940 (fold_builtin_memory_op): Likewise.
941 (fold_builtin_bcopy): Deleted; call site changed to invoke
942 fold_builtin_memory_op directly.
943 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
944 (fold_builtin_strncpy): Likewise.
945 (fold_builtin_memcmp): Likewise.
946 (fold_builtin_strcmp): Likewise.
947 (fold_builtin_strncmp): Likewise.
948 (fold_builtin_signbit): Likewise.
949 (fold_builtin_copysign): Likewise.
950 (fold_builtin_isascii): Likewise.
951 (fold_builtin_toascii): Likewise.
952 (fold_builtin_isdigit): Likewise.
953 (fold_builtin_fabs): Likewise.
954 (fold_builtin_abs): Likewise.
955 (fold_builtin_fmin_fmax): Likewise.
956 (fold_builtin_carg): Likewise.
957 (fold_builtin_classify): Likewise.
958 (fold_builtin_unordered_cmp): Likewise.
960 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
961 New functions split out from fold_builtin_1.
962 (fold_builtin_n): New.
963 (fold_builtin_varargs): New.
964 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
966 (fold_call_expr): New.
967 (build_function_call_expr): Rewrite to use new helper function.
968 (fold_builtin_call_list): New.
969 (build_call_expr): New.
970 (fold_builtin_call_valist): New.
971 (rewrite_call_expr): New.
973 (validate_arglist): Change parameter to be entire CALL_EXPR instead
974 of an arglist. Change return type to bool. Use new CALL_EXPR
977 (fold_builtin_strstr): Pass call arguments individually instead
978 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
979 accessors and constructors. Return NULL_TREE instead of 0.
980 (fold_builtin_strchr): Likewise.
981 (fold_builtin_strrchr): Likewise.
982 (fold_builtin_strpbrk): Likewise.
983 (fold_builtin_strcat): Likewise.
984 (fold_builtin_strncat): Likewise.
985 (fold_builtin_strspn): Likewise.
986 (fold_builtin_strcspn): Likewise.
987 (fold_builtin_fputs): Likewise.
988 (fold_builtin_next_arg): Likewise.
989 (fold_builtin_sprintf): Likewise.
991 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
992 NULL_RTX instead of 0.
993 (expand_builtin_memory_chk): Likewise.
994 (maybe_emit_chk_warning): Likewise.
995 (maybe_emit_sprintf_chk_warning): Likewise.
997 (fold_builtin_object_size): Pass call arguments individually instead
998 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
999 accessors and constructors. Return NULL_TREE instead of 0.
1000 (fold_builtin_memory_chk): Likewise.
1001 (fold_builtin_stxcpy_chk): Likewise.
1002 (fold_builtin_strncpy_chk): Likewise.
1003 (fold_builtin_strcat_chk): Likewise.
1004 (fold_builtin_strcat_chk): Likewise.
1005 (fold_builtin_strncat_chk): Likewise.
1006 (fold_builtin_sprintf_chk): Likewise.
1007 (fold_builtin_snprintf_chk): Likewise.
1008 (fold_builtin_printf): Likewise.
1009 (fold_builtin_vprintf): Likewise.
1011 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1013 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1014 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1015 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1016 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1017 (fold_unary): Likewise.
1018 (fold_binary): Likewise.
1019 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1020 ternary expressions.
1021 (fold): Add logic for tcc_vl_exp.
1022 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1023 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1024 (fold_build3_stat): Add assertion to flag broken interface for
1025 constructing CALL_EXPRs.
1026 (fold_build_call_list): New.
1027 (fold_build_call_list_initializer): New.
1028 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1030 (fold_strip_sign_ops): Likewise.
1032 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1033 Brooks Moses <brooks.moses@codesourcery.com>
1034 Lee Millward <lee.millward@codesourcery.com>
1036 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1037 accessors and dump arguments explicitly.
1039 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1041 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1043 (print_call_name): Use new CALL_EXPR accessors.
1045 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1046 CALL_EXPR arguments explicitly instead of as a list. Use
1047 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1049 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1050 (vrp_visit_stmt): Likewise.
1052 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1053 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1055 (force_move_till_expr): Likewise.
1057 * targhooks.c (default_external_stack_protect_fail): Use
1058 build_call_expr instead of build_function_call_expr.
1059 (default_hidden_stack_protect_fail): Likewise.
1061 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1064 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1065 and walk arguments explicitly.
1067 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1068 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1069 (expand_simple_operations): Likewise.
1070 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1072 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1073 of TREE_CODE_LENGTH.
1074 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1076 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1077 instead of TREE_CODE_LENGTH.
1079 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1080 (tree_ic_transform): Likewise.
1081 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1082 parameter instead of arglist. Fix callers.
1083 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1084 (tree_stringops_transform): Likewise.
1085 (tree_indirect_call_to_profile): Likewise.
1086 (tree_stringops_values_to_profile): Likewise.
1088 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1089 (eliminate_tail_call): Likewise.
1091 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1093 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1094 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1096 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1098 * omp-low.c (build_omp_barrier): Use build_call_expr.
1099 (lower_rec_input_clauses): Likewise.
1100 (lower_reduction_clauses): Likewise.
1101 (expand_parallel_call): Likewise.
1102 (maybe_catch_exception): Likewise.
1103 (expand_omp_for_generic): Likewise.
1104 (expand_omp_for_static_nochunk): Likewise.
1105 (expand_omp_sections): Likewise.
1106 (lower_omp_single_simple): Likewise.
1107 (lower_omp_single_copy): Likewise.
1108 (lower_omp_master): Likewise.
1109 (lower_omp_ordered): Likewise.
1110 (lower_omp_critical): Likewise.
1112 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1113 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1115 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1116 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1117 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1119 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1120 and generalize to handle any number of operands.
1121 (chrec_contains_undetermined): Likewise.
1122 (tree_contains_chrecs): Likewise.
1123 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1125 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1127 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1128 fold_call_expr instead of fold_builtin.
1129 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1130 match declarations there.
1131 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1134 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1135 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1137 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1138 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1140 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1143 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1144 (execute_cse_sincos): Use new CALL_EXPR accessors.
1146 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1148 * gimple-low.c (lower_function_body): Use build_call_expr.
1149 (lower_builtin_setjmp): Likewise.
1151 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1152 (set_storage_via_libcall): Likewise.
1153 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1154 instead of TREE_CODE_LENGTH.
1155 (expand_expr_real_1): Use new CALL_EXPR accessors.
1157 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1158 generalize to handle any number of operands.
1159 (TB_parent_eq): Likewise.
1161 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1162 (strip_builtin_expect): Likewise.
1164 * function.c (gimplify_parameters): Use build_call_expr.
1166 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1167 instead of TREE_CODE_LENGTH.
1169 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1170 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1172 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1175 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1176 (gimplify_decl_expr): Likewise.
1177 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1178 Use new CALL_EXPR iterators.
1179 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1180 (gimplify_modify_expr_to_memset): Likewise.
1181 (gimplify_variable_sized_compare): Likewise.
1182 (gimplify_omp_atomic_fetch_op): Likewise.
1183 (gimplify_omp_atomic_pipeline): Likewise.
1184 (gimplify_omp_atomic_mutex): Likewise.
1185 (gimplify_function_tree): Likewise.
1187 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1188 (call_expr_flags): Likewise.
1189 (expand_call): Likewise.
1191 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1192 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1195 * coverage.c (create_coverage): Use build_call_expr.
1197 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1198 (temp_call_expr_obstack): New.
1199 (pool_copy_list): Delete.
1200 (temp_copy_call_expr): New.
1201 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1202 CALL_EXPR accessors. Get rid of special goo for copying argument
1203 lists and use temp_copy_call_expr instead.
1204 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1205 CALL_EXPR accessors.
1206 (create_expression_by_pieces): Likewise. Use build_call_array
1207 to construct the result instead of fold_build3.
1208 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1209 dealing with argument lists.
1210 (init_pre): Remove references to expression_node_pool and
1211 list_node_pool. Init temp_call_expr_obstack instead.
1212 (fini_pre): Remove references to expression_node_pool and
1215 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1216 and walk arguments explicitly instead of as a list.
1218 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1219 (mx_register_decls): Likewise.
1220 (mudflap_register_call): Likewise.
1221 (mudflap_finish_file): Likewise.
1223 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1224 (ipa_callsite_compute_param): Likewise.
1226 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1227 accessors and constructor.
1229 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1230 accessors and constructor.
1231 (convert_tramp_reference): Likewise.
1232 (convert_call_expr): Likewise.
1233 (finalize_nesting_tree_1): Likewise.
1235 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1238 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1240 * tree-inline.c (initialize_inlined_parameters): Pass entire
1241 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1243 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1244 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1246 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1247 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1248 (vectorizable_reduction): Likewise.
1249 (vectorizable_call): Use new CALL_EXPR iterators.
1250 (vectorizable_conversion): Use build_call_expr.
1251 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1252 (vect_gen_widened_results_half): Use build_call_expr.
1253 (vect_setup_realignment): Likewise.
1254 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1256 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1257 (pass_through_call): Likewise.
1258 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1261 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1262 (tree_gen_pow2_profiler): Likewise.
1263 (tree_gen_one_value_profiler): Likewise.
1264 (tree_gen_ic_func_profiler): Likewise.
1265 (tree_gen_average_profiler): Likewise.
1266 (tree_gen_ior_profiler): Likewise.
1268 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1269 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1270 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1272 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1273 of TREE_CODE_LENGTH.
1275 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1276 of TREE_CODE_LENGTH.
1278 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1280 (convert_to_integer): Likewise.
1282 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1285 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1286 Brooks Moses <brooks.moses@codesourcery.com>
1287 Lee Millward <lee.millward@codesourcery.com>
1289 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1291 * config/frv/frv.c (frv_expand_builtin): Likewise.
1292 * config/s390/s390.c (s390_expand_builtin): Likewise.
1294 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1295 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1297 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1298 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1299 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1300 (ix86_expand_store_builtin): Likewise.
1301 (ix86_expand_unop_builtin): Likewise.
1302 (ix86_expand_unop1_builtin): Likewise.
1303 (ix86_expand_sse_compare): Likewise.
1304 (ix86_expand_sse_comi): Likewise.
1305 (ix86_expand_vec_init_builtin): Likewise.
1306 (ix86_expand_vec_ext_builtin): Likewise.
1307 (ix86_expand_vec_set_builtin): Likewise.
1308 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1310 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1311 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1313 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1314 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1315 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1317 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1319 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1320 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1321 arglist. Use new CALL_EXPR accessors. Fix callers.
1322 (altivec_expand_abs_builtin): Likewise.
1323 (rs6000_expand_binop_builtin): Likewise.
1324 (altivec_expand_predicate_builtin): Likewise.
1325 (altivec_expand_lv_builtin): Likewise.
1326 (spe_expand_stv_builtin): Likewise.
1327 (altivec_expand_stv_builtin): Likewise.
1328 (rs6000_expand_ternop_builtin): Likewise.
1329 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1330 (altivec_expand_st_builtin): Likewise.
1331 (altivec_expand_dst_builtin): Likewise.
1332 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1333 arglist. Use new CALL_EXPR accessors. Fix callers.
1334 (altivec_expand_vec_set_builtin): Likewise.
1335 (altivec_expand_vec_ext_builtin): Likewise.
1336 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1337 (spe_expand_builtin): Likewise.
1338 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1339 arglist. Use new CALL_EXPR accessors. Fix callers.
1340 (spe_expand_evsel_builtin): Likewise.
1341 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1342 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1344 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1345 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1346 (arm_expand_unop_builtin): Likewise.
1347 (arm_expand_builtin): Use new CALL_EXPR accessors.
1349 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1352 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1353 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1354 (bfin_expand_unop_builtin): Likewise.
1355 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1357 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1358 Brooks Moses <brooks.moses@codesourcery.com>
1359 Lee Millward <lee.millward@codesourcery.com>
1361 * c-semantics.c (build_stmt): Add internal diagnostic check.
1363 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1364 accessors. Print arguments explicitly instead of as a list.
1366 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1368 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1369 (c_finish_omp_flish): Likewise.
1371 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1372 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1373 instead of TREE_CODE_LENGTH.
1374 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1375 (c_warn_unused_result): Likewise.
1377 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1380 * doc/invoke.texi (Warning Options): Remove
1381 -Werror-implicit-function-declaration.
1382 (Wimplicit-function-declaration): Update description.
1383 * opts.c (common_handle_option): Move handling of -Werror=* to...
1384 (enable_warning_as_error): ...here.
1385 * opts.h (enable_warning_as_error): Declare.
1386 * c-decl.c (implicit_decl_warning): Unless
1387 -Wno-implicit-function-declaration is given, emit a pedwarn if
1388 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1389 * c.opt (Wimplicit-function-declaration): Replace
1390 mesg_implicit_function_declaration with
1391 warn_implicit_function_declaration.
1392 * c-opts.c (c_common_handle_option):
1393 -Werror-implicit-function-declaration is exactly equal as
1394 -Werror=implicit-function-declaration.
1395 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1396 warn_implicit_function_declaration.
1397 (c_common_post_options): -Wimplict-function-declaration is enabled
1398 by default by -std=c99, otherwise is disabled by default.
1399 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1401 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1403 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1404 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1405 former is ignored but not the latter.
1407 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1409 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1410 is made and the reference doesn't use the alias set of its type,
1411 do not create the temporary using that type.
1413 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1415 * jump.c: Remove prototypes for delete_computation and
1416 delete_prior_computation.
1418 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1420 * jump.c (get_label_after): Delete.
1421 (get_label_before, delete_computation, delete_jump,
1422 delete_prior_computation, follow_jumps): Move...
1423 * reorg.c (delete_computation, delete_prior_computation): ... here...
1424 (get_label_before, delete_jump): ... making these static ...
1425 (follow_jumps): ... and simplifying this since it only runs after
1427 * rtl.h (get_label_after, get_label_before, delete_jump,
1428 follow_jumps): Delete prototypes.
1430 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1432 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1434 2007-02-15 Nick Clifton <nickc@redhat.com>
1436 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1437 order to prevent it from being munged by the target.
1439 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1441 * config/i386/i386.md: Remove misleading comment.
1443 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1445 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1446 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1449 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1451 * tree-sra.c (instantiate_missing_elements): Canonicalize
1453 (sra_build_assignment): New.
1454 (generate_copy_inout, generate_element_copy,
1455 generate_element_zero, generate_one_element_init): Use it.
1457 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1459 * tree-sra.c (instantiate_missing_elements): Canonicalize
1461 (sra_build_assignment): New.
1462 (generate_copy_inout, generate_element_copy,
1463 generate_element_zero, generate_one_element_init): Use it.
1465 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1467 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1470 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1472 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1473 types as aggregates not scalars.
1474 * function.c (assign_stack_temp_for_type): Likewise.
1476 2007-02-14 Roger Sayle <roger@eyesopen.com>
1477 Zdenek Dvorak <dvorakz@suse.cz>
1479 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1482 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1484 * passes.c (next_pass_1): Clear the next field of the copied
1487 2007-02-14 Richard Henderson <rth@redhat.com>
1489 * tree-sra.c (early_sra): New.
1490 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1491 (tree_sra_early, pass_sra_early): New.
1492 * tree-pass.h (pass_sra_early): Declare.
1493 * passes.c (init_optimization_passes): Use it.
1495 2007-02-14 Richard Guenther <rguenther@suse.de>
1497 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1499 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1501 PR tree-optimization/30771
1502 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1504 (vect_analyze_operations): Induction phis can now be marked as
1506 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1507 Update documentation accordingly.
1509 2007-02-14 Nick Clifton <nickc@redhat.com>
1511 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1512 most 3 arguments are supported.
1513 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1515 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1517 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1518 Ensure dst->current is valid.
1520 2007-02-13 Paul Brook <paul@codesourcery.com>
1522 * config.gcc: Add arm*-*-uclinux-*eabi.
1523 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1524 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1525 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1526 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1527 (LINK_SPEC): Define.
1529 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1531 * config/arm/uclinux-eabi.h: New file.
1532 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1533 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1536 2007-02-13 Ian Lance Taylor <iant@google.com>
1538 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1539 * flags.h (warn_strict_overflow): Declare.
1540 (enum warn_strict_overflow_code): Define.
1541 (issue_strict_overflow_warning): New static inline function.
1542 * opts.c (warn_strict_overflow): New variable.
1543 (common_handle_option): Handle OPT_Wstrict_overflow and
1544 OPT_Wstrict_overflow_.
1545 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1547 * fold-const.c: Include intl.h.
1548 (fold_deferring_overflow_warnings): New static variable.
1549 (fold_deferred_overflow_warning): New static variable.
1550 (fold_deferred_overflow_code): New static variable.
1551 (fold_defer_overflow_warnings): New function.
1552 (fold_undefer_overflow_warnings): New function.
1553 (fold_undefer_and_ignore_overflow_warnings): New function.
1554 (fold_deferring_overflow_warnings_p): New function.
1555 (fold_overflow_warning): New static function.
1556 (make_range): Add strict_overflow_p parameter. Change all
1558 (extract_muldiv, extract_muldiv_1): Likewise.
1559 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1560 tree_expr_nonnegative_p.
1561 (fold_negate_expr): Call fold_overflow_warning.
1562 (fold_range_test): Likewise.
1563 (fold_comparison): Likewise.
1564 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1565 instead of tree_expr_nonnegative_p.
1566 (tree_expr_nonnegative_warnv_p): Rename from
1567 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1568 (tree_expr_nonnegative_p): New function.
1569 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1570 strict_overflow_p parameter.
1571 (tree_expr_nonzero_p): New function.
1572 * passes.c (verify_interpass_invariants): New static function.
1573 (execute_one_pass): Call it.
1574 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1576 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1577 (estimate_numbers_of_iterations): Likewise.
1578 (scev_probably_wraps_p): Likewise.
1579 * tree-ssa-ccp.c: Include "toplev.h".
1580 (evaluate_stmt): Defer fold overflow warnings until we know we are
1582 (struct fold_stmt_r_data): Add stmt field.
1583 (fold_stmt_r): Defer fold overflow warnings until we know we
1585 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1586 (fold_stmt_inplace): Likewise.
1587 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1588 (cleanup_control_expr_graph): Defer fold overflow warnings until
1589 we know we are going to optimize.
1590 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1591 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1593 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1594 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1595 * tree-ssa-loop-manip.c (create_iv): Likewise.
1596 * c-typeck.c (build_conditional_expr): Likewise.
1597 (build_binary_op): Likewise.
1598 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1599 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1600 (extract_range_from_unary_expr): Likewise.
1601 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1602 assuming that signed overflow does not occur.
1603 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1604 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1605 (fold_defer_overflow_warnings): Declare.
1606 (fold_undefer_overflow_warnings): Declare.
1607 (fold_undefer_and_ignore_overflow_warnings): Declare.
1608 (fold_deferring_overflow_warnings_p): Declare.
1609 (tree_expr_nonzero_warnv_p): Declare.
1610 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1612 (Warning Options): Document -Wstrict-overflow.
1613 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1614 (tree-ssa-ccp.o): Likewise.
1615 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1616 (fold-const.o): Depend on intl.h.
1618 2007-02-13 Ian Lance Taylor <iant@google.com>
1621 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1624 2007-02-13 Stuart Hastings <stuart@apple.com>
1626 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1628 2007-02-13 Richard Henderson <rth@redhat.com>
1630 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1631 handled_component_p before looking for the indirect_ref.
1633 2007-02-13 Richard Henderson <rth@redhat.com>
1635 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1636 remove flags clobber.
1637 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1638 (bswaphi_lowpart): New.
1639 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1640 remove TARGET_BSWAP test. Delete expander of the same name.
1642 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1643 (expand_unop): Use them.
1645 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1647 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1648 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1649 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1650 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1651 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1652 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1653 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1654 assembler dialect choice from asm templates.
1656 2007-02-12 Richard Henderson <rth@redhat.com>
1658 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1659 (fixuns_trunc<SSEMODEF>si2): Use it.
1660 * config/i386/sse.md (vec_setv4sf_0): Export.
1661 * config/i386/i386.c (ix86_build_const_vector): Export.
1662 (ix86_split_convert_uns_si_sse): Rename from
1663 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1664 * config/i386/i386-protos.h: Update.
1666 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1669 * c-typeck.c (c_finish_return): Improve warning message.
1671 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1673 * alias.c (find_symbolic_term): Delete unused function.
1675 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1677 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1678 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1679 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1681 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1683 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1684 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1685 the function, temporarily point the debug interface to the null one.
1687 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1689 * dwarf2out.c (round_up_to_align): New static function.
1690 (field_byte_offset): Use it to round the offset.
1692 2007-02-12 Richard Henderson <rth@redhat.com>
1694 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1695 (inswl_const): Export.
1697 2007-02-12 Richard Henderson <rth@redhat.com>
1699 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1700 result mode of the libcall, convert back to outmode.
1702 2007-02-12 Roger Sayle <roger@eyesopen.com>
1704 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1705 (bswapdi2): New define_expand to implement 32-bit implementation.
1707 2007-02-12 Nick Clifton <nickc@redhat.com>
1709 * doc/invoke.texi (Overall Options): Document --help=.
1710 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1711 (cc1_options): Pass --help= on to cc1.
1712 (display_help): Add description of --help=.
1713 (process_command): Add code to handle --help=. Allow translated
1714 --help and --target-help switches to be passed on to compiler
1716 (main): Remove unused if statement.
1717 * opts.c (columns): Remove.
1718 (LEFT_COLUMN): Define.
1719 (wrap_help): Add columns argument.
1720 (print_filtered_help): Change parameters to be an include bitmask,
1721 an exclude bitmask, an any bitmask and the column width. Move the
1722 code to display the params list here. Add code to display the
1723 status of options rather than their descriptions if the quiet flag
1725 (print_specific_help): Change parameters to be an include bitmask,
1726 an exclude bitmask and an any bitmask. Move code to look up the
1727 column width here. Decide upon the title for an options listing.
1728 (common_handle_options): Add code to handle --help=. Adapt code
1729 for --help and --target-help to use the revised form of the
1730 print_specific_help function.
1731 (print_help): Delete.
1732 (print_param_help): Delete.
1733 (print_switch): Delete.
1734 * opts.h (cl_lang_count): Add prototype.
1735 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1736 CL_MAX_OPTION_CLASS): New defines.
1737 * optc-gen.awk: Add construction of cl_lang_count.
1738 * c.opt: Add Warning attribute to warning options and Optimization
1739 attribute to optimization options.
1740 * common.opt: Likewise.
1742 Add -fhelp and -ftarget-help as aliases for the transformed --help
1743 and --target-help options.
1744 * opt-functions.awk: Add code to handle Warning and Optimization
1747 2007-02-12 Richard Henderson <rth@redhat.com>
1749 * config/alpha/constraints.md: New file.
1750 * config/alpha/alpha.c: Include tm-constrs.h.
1751 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1752 alpha_extra_constraint): Remove.
1753 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1754 * config/alpha/alpha-protos.h: Update.
1755 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1756 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1757 (EXTRA_CONSTRAINT): Remove.
1758 * config/alpha/alpha.md: Include constraints.md.
1759 (adddi splitter): Use satisfies_constraint_*.
1760 * config/alpha/predicates.md (add_operand): Likewise.
1761 (sext_add_operand, addition_operation): Likewise.
1763 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1765 PR tree-optimization/29145
1766 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1767 in our handling of restrict qualified pointers.
1769 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1772 * doc/invoke.texi (Wunused-value): Update description.
1773 (Wextra): Delete item.
1774 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1775 value of Wunused-value.
1776 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1777 (c_finish_stmt_expr): Don't check extra_warnings.
1778 (emit_side_effect_warnings): The caller is responsible to check
1781 2007-02-11 Roger Sayle <roger@eyesopen.com>
1782 Matt Thomas <matt@3am-software.com>
1784 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1786 2007-02-11 Roger Sayle <roger@eyesopen.com>
1788 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1789 comparisons of POPCOUNT against zero.
1790 (simplify_const_relational_operation): Likewise.
1792 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1794 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1796 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1798 * dwarf2out.c (root_type): Delete unused function.
1800 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1802 * genattrtab.c (contained_in_p): Delete unused function.
1803 (write_expr_attr_cache): Likewise.
1805 2007-02-11 Jan Hubicka <jh@suse.cz>
1807 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1810 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1812 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1813 to add the REG_EQ* note.
1814 * see.c (see_merge_one_use_extension): Likewise.
1815 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1816 turn REG_EQUAL notes into REG_EQUIV notes if the target
1817 register may have more than one set.
1818 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1819 * gcse.c (try_replace_reg): Likewise.
1820 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1821 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1822 more than one REG_EQUIV note.
1823 * reload1.c (gen_reload): Use set_unique_reg_note.
1825 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1827 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1828 (ix86_builtin_conversion): New function.
1830 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1833 * tree.h (DECL_REPLACEABLE_P): New macro.
1834 * except.c (set_nothrow_function_flags): Likewise.
1836 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1837 Ira Rosen <irar@il.ibm.com>
1838 Dorit Nuzman <dorit@il.ibm.com>
1840 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1841 * targhooks.c (default_builtin_vectorized_conversion): New.
1842 * targhooks.h (default_builtin_vectorized_function): New declaration.
1843 * target.h (struct vectorize): Add builtin_conversion field.
1844 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1845 stmt_vec_info_type value.
1846 (vectorizable_conversion): New declaration.
1847 * tree-vect-analyze.c (vect_analyze_operations): Add
1848 vectorizable_conversion call.
1849 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1850 * tree-vect-transform.c (vectorizable_conversion): New function.
1851 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1852 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1854 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1855 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1856 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1857 or ALTIVEC_BUILTIN_VCFSX.
1859 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1862 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1863 CONST_DOUBLE and operand 0 is a hard register.
1864 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1865 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1866 is a hard floating-point register.
1868 2007-02-10 Richard Henderson <rth@redhat.com>
1869 Jakub Jelinek <jakub@redhat.com>
1870 Alexandre Oliva <aoliva@redhat.com>
1872 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1873 * builtin-types.def (BT_WORD): Make unsigned.
1874 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1875 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1876 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1877 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1878 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1879 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1881 * expr.c (emutls_var_address): New.
1882 (expand_expr_real_1): Expand emulated tls.
1883 (expand_expr_addr_expr_1): Likewise.
1884 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1885 * output.h (emutls_finish): Declare.
1886 * toplev.c (compile_file): Call it.
1887 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1888 address before wrapping in CONST.
1889 * varasm.c (emutls_htab, emutls_object_type): New.
1890 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1891 (get_emutls_object_name, get_emutls_object_type): New.
1892 (get_emutls_init_templ_addr, emutls_decl): New.
1893 (emutls_common_1, emutls_finish): New.
1894 (assemble_variable): When emulating tls, swap decls; generate
1895 constructor for the emutls objects.
1896 (do_assemble_alias): When emulating tls, swap decl and target name.
1897 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1899 * varpool.c (decide_is_variable_needed): Look at force_output.
1900 Recurse for emulated tls.
1901 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1902 with decide_is_variable_needed.
1903 * emutls.c: New file.
1904 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1905 tls_object for real tls.
1907 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1909 PR rtl-optimization/29599
1910 * reload1.c (eliminate_regs_in_insn): Take the destination
1911 mode into account when computing the offset.
1913 2007-02-09 Stuart Hastings <stuart@apple.com>
1914 Richard Henderson <rth@redhat.com>
1916 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1917 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1918 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1919 fixuns_truncdfhi2): New.
1920 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1921 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1922 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1923 (floatunssidf2): Allow nonimmediate source.
1924 * gcc/config/i386/sse.md (movdi_to_sse): New.
1925 (vec_concatv2di): Drop '*'.
1926 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1927 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1928 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1930 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1931 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1932 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1933 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1934 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1935 ix86_build_const_vector.
1936 (x86_emit_floatuns): Rewrite.
1938 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1940 * genautomata.c (longest_path_length): Delete unused function.
1941 (struct state): Delete unused longest_path_length.
1942 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1943 (get_free_state): Delete unused.
1945 2007-02-09 Jan Hubicka <jh@suse.cz>
1947 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1948 * doc/invoke.texi (inline-unit-growth): Update default value.
1950 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1951 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1952 (rebuild_cgraph_edges): Likewise.
1953 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1954 (dump_cgraph_node): Dump frequencies.
1955 (cgraph_clone_edge): Add frequency scales.
1956 (cgraph_clone_node): Add freuqnecy.
1957 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1958 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1959 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1960 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1961 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1962 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1963 (save_inline_function_body): Likewise.
1964 * ipa-inline.c: inluce rtl.h
1965 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1966 (cgraph_edge_badness): Use frequencies.
1967 (cgraph_decide_recursive_inlining): Update clonning.
1968 (cgraph_decide_inlining_of_small_function): Dump frequency.
1969 * predict.c (estimate_bb_frequencies): Export.
1970 * predict.h (estimate_bb_frequencies): Declare.
1971 * tree-inline.c (copy_bb): Watch overflows.
1972 (expand_call_inline): Update call of cgraph_create_edge.
1973 (optimize_inline_calls): Use TODO flags to update frequnecies.
1974 * passes.h: Include predict.h
1975 (init_optimization_passes): Move profile ahead.
1976 (execute_function_todo): Handle TODO_rebuild_frequencies.
1978 2007-02-09 Roger Sayle <roger@eyesopen.com>
1980 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1981 the insbl or inswl pattern into a register.
1983 2007-02-09 Roger Sayle <roger@eyesopen.com>
1985 * config/ia64/ia64.md (bswapdi2): New define_insn.
1987 2007-02-09 Richard Henderson <rth@redhat.com>
1989 * config/i386/constraints.md (Ym): New constraint.
1990 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1991 (movdi_1_rex64): Split sse and xmm general register moves from
1992 memory move alternatives. Use conditional register constraints.
1993 (movsf_1, movdf_integer): Likewise.
1994 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1995 (movdf_integer_rex64): New.
1996 (pushsf_rex64): Fix output constraints.
1997 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1998 (sse2_stored): Likewise.
1999 (sse2_storeq_rex64): New.
2000 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2001 amd and not generic.
2002 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2003 for optimize_size. Remove SF/DFmode hack.
2005 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2007 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2010 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2011 Richard Sandiford <richard@codesourcery.com>
2013 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2014 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2015 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2016 m68k/t-mlib to tmake_file.
2017 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2018 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2019 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2020 Allow it to be cf or m68k. Set m68k_arch_family. If that
2021 variable is not empty, add t-$m68k_arch_family to tmake_file.
2022 Add t-mlibs to tmake_file.
2023 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2024 * config/m68k/t-cf: New file.
2025 * config/m68k/t-m68k: Likewise.
2026 * config/m68k/t-mlibs: Likewise.
2027 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2028 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2029 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2030 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2031 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2033 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2034 (INSTALL_LIBGCC): Delete.
2035 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2036 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2037 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2038 (M68K_MLIB_CPU): Define.
2039 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2040 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2041 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2043 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2044 Richard Guenther <rguenther@suse.de>
2047 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2048 against INT_MIN/INT_MAX.
2049 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2050 file if a loop is removed.
2052 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2054 * calls.c (store_one_arg): Pass correct alignment to
2055 emit_push_insn for non-BLKmode values.
2056 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2057 unaligned stack slot via a suitably aligned slot.
2059 2007-02-08 DJ Delorie <dj@redhat.com>
2061 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2063 (legal_subregs): Use unsigned char, make const.
2064 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2066 2007-02-08 Paul Brook <paul@codesourcery.com>
2068 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2069 special interworking needed.
2071 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2073 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2074 conditional to __SSE2__.
2075 (Entries below should have been added to first ChangeLog
2076 entry for amdfam10 dated 2007-02-05)
2077 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2079 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2081 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2084 2007-02-08 DJ Delorie <dj@redhat.com>
2086 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2087 * config/m32c/m32c.c (legal_subregs): New.
2088 (m32c_illegal_subreg_p): New.
2089 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2090 unsupported subregs of hard regs.
2092 2007-02-08 Jan Hubicka <jh@suse.cz>
2094 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2095 the same one; always update histograms.
2097 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2099 * passes.c (init_optimization_passes): Tidy comment.
2101 2007-02-08 Roger Sayle <roger@eyesopen.com>
2103 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2104 strip zero_extend, bswap and rotates from POCOUNT's argument.
2105 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2106 zero_extend and rotates from PARITY's argument.
2107 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2108 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2109 of an integer constant at compile-time.
2111 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2114 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2116 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2119 * tree-ssa-live.c (remove_unused_locals): Do not remove
2120 TREE_ADDRESSABLE variables.
2121 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2122 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2123 FOR_CLOBBER. Update all users.
2124 If VAR has an associated alias set, add a virtual operand for
2125 it if no alias is found to conflict with the memory reference.
2127 2007-02-07 Jan Hubicka <jh@suse.cz>
2128 Robert Kidd <rkidd@crhc.uiuc.edu>
2130 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2132 2007-02-07 Ian Lance Taylor <iant@google.com>
2134 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2136 2007-02-07 Roger Sayle <roger@eyesopen.com>
2138 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2139 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2140 tablejumpdi, movsi_to_cr_one): Remove constraints from
2141 define_expand's match_operands.
2143 2007-02-07 Roger Sayle <roger@eyesopen.com>
2145 * global.c (compute_regsets): Move declatation of "i" inside of
2146 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2148 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2151 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2152 of INDIRECT_REF <RESULT_DECL>.
2154 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2156 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2157 Kaz Kojima <kkojima@gcc.gnu.org>
2160 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2162 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2164 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2166 * doc/loop.texi: Document possibility not to perform disambiguation
2167 of loops with multiple latches.
2168 * cfgloopmanip.c (alp_enum_p): Removed.
2169 (add_loop): Handle subloops. Use get_loop_body_with_size.
2170 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2171 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2172 the new forwarder block.
2173 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2174 Handle the case latch is NULL.
2175 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2176 when marking loop exits.
2177 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2179 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2180 disambiguate_loops_with_multiple_latches.
2181 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2182 before fix_loop_structure.
2183 * cfgloop.c: Include pointer-set.h and output.h.
2184 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2185 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2186 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2187 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2188 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2189 disambiguate_multiple_latches, get_loop_body_with_size,
2190 disambiguate_loops_with_multiple_latches): New functions.
2191 (flow_loop_dump): Dump multiple latch edges.
2192 (flow_loop_nodes_find): Handle loops with multiple latches.
2193 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2194 (glb_enum_p): Modified.
2195 (get_loop_body): Use get_loop_body_with_size.
2196 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2197 (AVOID_CFG_MODIFICATIONS): New constant.
2198 (disambiguate_loops_with_multiple_latches, add_loop,
2199 get_loop_body_with_size): Declare.
2200 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2202 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2205 * global.c (compute_regsets): New function.
2206 (global_alloc): Refactored ELIMINABLE_REGSET
2207 and NO_GLOBAL_ALLOC_REGS computation out.
2208 (rest_of_handle_global_alloc): Call compute_regsets()
2209 for non-optimizing case.
2211 2007-02-06 Richard Henderson <rth@redhat.com>
2213 * config/i386/constraints.md (Y2): Rename from Y.
2214 (Yi): New constraint.
2215 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2216 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2217 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2218 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2219 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2220 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2221 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2222 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2223 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2224 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2225 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2226 vec_extractv2si_1): Change Y constraints to Y2.
2227 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2228 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2229 Change Y constraints to Y2.
2230 (sse2_loadld): Change Y constraints to x.
2232 2007-02-06 Roger Sayle <roger@eyesopen.com>
2234 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2235 (parity<mode>2): New define_expand using rs6000_emit_parity.
2236 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2237 rs6000_emit_parity): New functions.
2238 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2239 rs6000_emit_parity): Prototype here.
2241 2007-02-06 Ian Lance Taylor <iant@google.com>
2243 * lower-subreg.c (simple_move_operand): Reject CONST.
2244 (resolve_clobber): Call validate_change rather than directly
2245 assigning to XEXP (pat, 0).
2247 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2249 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2250 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2251 (tree-cfg.o): Remove hashtab.h dependency.
2253 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2254 (struct ivopts_data): Change niters to pointer_map_t.
2255 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2256 (niter_for_exit): Create pointer_map on demand. Change for
2258 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2259 (free_loop_data): Destroy data->niters if created and reset field.
2260 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2261 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2263 * tree-ssa-reassoc.c: Include pointer-set.h.
2264 (bb_rank): Change to long *.
2265 (operand_rank): Change to pointer_map_t.
2266 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2267 (insert_operand_rank): Accept long.
2268 (operand_entry_hash, operand_entry_eq): Remove.
2269 (get_rank): Return long. Adjust for changes above.
2270 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2272 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2274 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2275 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2276 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2278 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2279 directly since it cannot be NULL.
2280 (get_vi_for_tree): Rewrite for pointer_map API.
2281 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2282 (init_alias_vars): Create vi_for_tree as pointer_map.
2283 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2285 * tree-cfg.c: Don't include hashtab.h.
2286 (edge_to_cases): Declare as pointer_map.
2287 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2289 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2290 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2291 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2293 (record_switch_edge): Delete.
2294 (get_cases_for_edge): Adjust for pointer_map API, inline
2295 record_switch_edge (rewritten for new API), remove goto.
2297 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2299 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2300 * tree-nested.c: Include pointer-set.h.
2301 (var_map_elt, var_map_eq, var_map_hash): Delete.
2302 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2304 (nesting_info_bitmap_obstack): New.
2305 (lookup_field_for_decl): Adjust for pointer_map API.
2306 (lookup_tramp_for_decl): Adjust for pointer_map API.
2307 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2308 (get_local_debug_decl): Adjust for pointer_map API.
2309 (convert_nl_goto_reference): Adjust for pointer_map API.
2310 (convert_nl_goto_receiver): Adjust for pointer_map API.
2311 (create_nesting_tree): Create outside GGC space. Create bitmap on
2312 the new obstack. Create field_map and var_map as pointer_maps.
2313 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2315 (lower_nested_functions): Move root here, no need to NULL it.
2316 Initialize and release the obstack.
2318 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2320 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2321 Remove prototypes and make them non-static.
2322 (struct tree_int_map): Remove.
2323 * tree.h (struct tree_int_map): Move here, turning TO into an
2325 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2327 * tree.h (TREE_COMPLEXITY): Remove.
2328 (struct tree_exp): Remove complexity field.
2329 * tree.c (build1_stat): Don't set it.
2331 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2332 Victor Kaplansky <victork@il.ibm.com>
2334 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2335 (vect_is_simple_reduction): Support reduction with induction as
2336 one of the operands.
2337 (vect_is_simple_iv_evolution): Fix formatting.
2338 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2339 formatting. Don't mark induction phis for vectorization.
2340 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2341 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2342 (vect_get_vec_def_for_operand): Support induction.
2343 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2345 (vectorizable_reduction): Support reduction with induction as one of
2347 (vectorizable_type_demotion): Use def-type of stmt argument rather
2348 than dummy def-type.
2350 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2351 flag_tree_scev_cprop.
2352 * common.opt (tree-scev-cprop): New flag.
2354 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2355 call to vect_get_new_vect_var.
2357 2007-02-06 Ira Rosen <irar@il.ibm.com>
2359 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2360 vectype is not NULL.
2361 (vect_pattern_recog_1): Likewise.
2363 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2365 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2366 (fold_negate_expr): Likewise.
2368 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2371 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2372 even if cv-qualification is the same.
2374 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2376 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2377 __enable_execute_stack on completion.
2379 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2381 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2382 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2383 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2384 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2385 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2386 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2387 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2388 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2390 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2392 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2393 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2394 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2395 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2396 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2397 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2398 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2399 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2400 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2401 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2402 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2403 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2404 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2405 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2406 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2407 sqrtextenddfxf2_i387): Added amdfam10_decode.
2409 * config/i386/athlon.md (athlon_idirect_amdfam10,
2410 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2411 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2412 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2413 athlon_ivector_store_amdfam10): New define_insn_reservation.
2414 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2417 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2419 * config/i386/athlon.md (athlon_call_amdfam10,
2420 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2421 define_insn_reservation.
2422 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2423 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2424 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2426 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2428 * config/i386/athlon.md (athlon_sseld_amdfam10,
2429 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2430 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2432 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2434 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2435 define_insn_reservation.
2436 * config/i386/i386.md (sseins): Added sseins to define_attr type
2437 and define_attr unit.
2438 * config/i386/sse.md: Set type attribute to sseins for insertq
2441 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2443 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2444 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2445 ssecomi_load_amdfam10, ssecomi_amdfam10,
2446 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2447 define_insn_reservation.
2448 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2450 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2452 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2453 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2454 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2455 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2456 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2457 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2458 define_insn_reservation.
2460 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2461 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2462 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2463 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2464 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2466 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2468 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2469 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2470 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2471 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2472 athlon_ssemul_load_k8): Added amdfam10.
2474 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2476 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2477 (x86_sse_unaligned_move_optimal): New variable.
2479 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2481 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2482 for unaligned vector SSE double/single precision loads for AMDFAM10.
2484 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2486 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2487 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2488 Define TARGET_CPU_DEFAULT_amdfam10.
2489 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2490 (processor_type): Add PROCESSOR_AMDFAM10.
2492 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2493 processor_type in config/i386/i386.h.
2494 Enable imul peepholes for TARGET_AMDFAM10.
2496 * config.gcc: Add support for --with-cpu option for amdfam10.
2498 * config/i386/i386.c (amdfam10_cost): New variable.
2499 (m_AMDFAM10): New macro.
2500 (m_ATHLON_K8_AMDFAM10): New macro.
2501 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2502 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2503 x86_promote_QImode, x86_integer_DFmode_moves,
2504 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2505 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2506 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2507 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2508 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2509 Enable/disable for amdfam10.
2510 (override_options): Add amdfam10_cost to processor_target_table.
2511 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2512 processor_alias_table.
2513 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2514 (ix86_adjust_cost): Add code for amdfam10.
2516 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2518 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2519 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2520 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2521 * config/i386/i386.h: Add builtin definition for SSE4A.
2522 * config/i386/i386.md: Add support for ABM instructions
2524 * config/i386/sse.md: Add support for SSE4A instructions
2525 (movntss, movntsd, extrq, insertq).
2526 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2527 Add -march=amdfam10 flag.
2528 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2529 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2531 * doc/extend.texi: Add documentation for SSE4A builtins.
2533 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2535 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2537 2007-02-05 Richard Guenther <rguenther@suse.de>
2539 * tree-vectorizer.h (vectorizable_function): Add argument type
2540 argument, change return type.
2541 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2542 * tree-vect-transform.c (vectorizable_function): Handle extra
2543 argument, return vectorized function decl.
2544 (build_vectorized_function_call): Remove.
2545 (vectorizable_call): Handle calls with result and argument types
2546 differing. Handle loop vectorization factor correctly.
2547 * targhooks.c (default_builtin_vectorized_function): Adjust for
2549 * targhooks.h (default_builtin_vectorized_function): Likewise.
2550 * target.h (builtin_vectorized_function): Add argument type
2552 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2553 extra argument, allow vectorizing of lrintf.
2554 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2555 documentation of target hook.
2557 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2560 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2561 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2562 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2564 2007-02-05 Roger Sayle <roger@eyesopen.com>
2566 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2567 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2568 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2569 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2570 before canonicalizing sincos to cexpi.
2571 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2573 2007-02-05 Roger Sayle <roger@eyesopen.com>
2575 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2576 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2577 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2579 2007-02-05 Roger Sayle <roger@eyesopen.com>
2581 * mips-tfile.c (initialize_init_file): Correct endianness test.
2583 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2585 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2588 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2590 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2591 saves in a PARALLEL before the register assignments.
2593 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2595 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2596 DWARF_FRAME_RETURN_COLUMN to be a general register.
2597 * dwarf2out.c (init_return_column_size): New function, split from...
2598 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2599 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2600 to be nongeneral registers.
2601 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2603 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2604 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2606 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2608 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2610 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2612 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2613 (remove_path): Use can_remove_branch_p and remove_branch instead
2614 of loop_delete_branch_edge.
2615 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2616 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2617 Update profile using scale_dominated_blocks_in_loop.
2618 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2619 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2620 (can_remove_branch_p, remove_branch): Declare.
2621 * tree-cfg.c (tree_can_remove_branch_p): New function.
2622 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2623 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2624 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2626 2007-02-05 Jan Hubicka <jh@suse.cz>
2629 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2630 nodes in cgraph, don't remove offline copy of the function.
2632 2007-02-04 Jan Hubicka <jh@suse.cz>
2634 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2635 vectors might cause maybe_lookup_element_for_expr to be called
2636 on non-sra-candidate.
2638 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2640 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2641 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2642 spelling conventions.
2644 2007-02-04 Richard Guenther <rguenther@suse.de>
2647 * fold-const.c (try_move_mult_to_index): Make sure to not
2648 overflow one dimension of a multi-dimensional array access.
2650 2007-02-04 Jan Hubicka <jh@suse.cz>
2652 * passes.c (init_optimization_passes): Reindent.
2654 2007-02-04 Jan Hubicka <jh@suse.cz>
2655 Eric Botcazou <ebotcazou@adacore.com>
2657 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2658 (execute_fixup_cfg): Break out the abnormal goto code.
2659 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2660 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2661 (optimize_inline_calls): Call make_nonlocal_label_edges.
2663 2007-02-04 Jan Hubicka <jh@suse.cz>
2665 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2666 true when something was changed.
2667 (rename_ssa_copies): When something was changed, do
2668 TODO_remove_unused_locals.
2669 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2670 add TODO_remove_unused_locals when instruction was removed.
2672 2007-02-04 Jan Hubicka <jh@suse.cz>
2674 * ipa-inline.c (try_inline): Improve debug output; work on already
2676 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2677 call try_inline for already inlined edges too when flattening;
2678 inline also functions that make callee growth but overall unit size
2681 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2683 * config/m32c/bitops.md, config/m32c/jump.md,
2684 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2685 config/m32r/m32r.h, config/m32r/m32r.md,
2686 config/m32r/predicates.md, config/m68hc11/larith.asm,
2687 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2688 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2689 config/mips/mips-protos.h, config/mips/mips.c,
2690 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2691 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2692 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2693 spelling conventions.
2695 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2696 Follow spelling conventions.
2698 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2700 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2701 warn about C++0x compatibility.
2703 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2705 * config/h8300/h8300.c, config/h8300/h8300.h,
2706 config/h8300/h8300.md: Follow spelling conventions.
2708 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2711 * combine.c (try_combine): Do not substitute source operand
2712 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2714 2007-02-03 Jan Hubicka <jh@suse.cz>
2716 PR gcov-profile/30650
2717 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2718 do not divide by zero for never executed counters.
2719 (tree_find_values_to_profile): Fix counters.
2720 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2722 2007-02-03 Ian Lance Taylor <iant@google.com>
2724 * lower-subreg.c (simple_move_operand): New static function,
2725 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2727 (simple_move): Call simple_move_operand.
2728 (find_decomposable_subregs): Add special handling of MEMs.
2729 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2730 meaning of return value. If we see a hard register, test whether
2731 it can store a word_mode value. Change all callers.
2733 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2735 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2736 ftrapv insns and expanders.
2737 (subdi3): Change define_expand operand 1 to arith11_operand, and
2738 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2739 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2740 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2744 * varasm.c (notice_global_symbol): Treat global objects as weak when
2747 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2749 * emit-rtl.c (dconstpi): Delete.
2751 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2752 * real.h (dconstpi): Delete.
2754 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2755 (fold_builtin_hypot): Likewise.
2757 2007-02-03 Tom Tromey <tromey@redhat.com>
2760 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2761 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2763 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2765 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2766 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2767 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2768 config/rs6000/cell.md, config/rs6000/darwin.h,
2769 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2770 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2771 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2772 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2773 typos. Follow spelling conventions.
2774 * doc/invoke.texi: Follow spelling conventions.
2776 2007-02-03 Roger Sayle <roger@eyesopen.com>
2778 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2779 canonicalization transformations that attempt to simplify integer
2780 constant comparisons to become comparisons against zero.
2782 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2784 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2786 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2787 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2789 2007-02-02 Mike Stump <mrs@apple.com>
2791 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2792 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2793 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2794 generate a branch island.
2796 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2798 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2799 (xtensa_legitimate_address_p): New.
2800 (xtensa_legitimize_address): New.
2801 (xtensa_output_addr_const_extra): New.
2802 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2804 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2805 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2806 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2807 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2808 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2809 (xtensa_legitimize_address): New.
2810 (xtensa_output_addr_const_extra): New.
2812 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2814 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2816 2007-02-02 Ian Lance Taylor <iant@google.com>
2818 * expmed.c (expand_divmod): Add comment.
2820 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2822 * emit-rtl.c (renumber_insns): Remove.
2823 * flags.h: Remove the extern for flag_renumber_insns.
2824 * rtl.h: Remove the prototype for renumber_insns.
2825 * toplev.c (flag_renumber_insns): Remove.
2827 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2829 Revert for x86 darwin:
2830 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2832 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2833 code before the following patch under TARGET_MACHO.
2834 (ix86_function_value_regno_p): Likewise.
2836 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2838 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2841 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2844 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2845 general or fp registers. Add comments.
2846 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2848 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2850 * pointer-set.c (insert_aux): Only return insertion slot.
2851 (pointer_set_insert): Adjust.
2852 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2853 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2854 pointer_map_traverse): New.
2855 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2856 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2857 pointer_map_contains, pointer_map_traverse): Declare.
2859 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2862 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2863 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2865 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2867 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2869 (struct _dep): New type.
2870 (dep_t): New typedef.
2871 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2872 (DEP_STATUS): New access macro. The macro with the same name was
2873 renamed to DEP_LINK_STATUS.
2874 (dep_init): Declare function
2876 (struct _dep_link): New type.
2877 (dep_link_t): New typedef.
2878 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2879 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2880 (DEP_LINK_STATUS): New macro.
2881 (debug_dep_links): New debug function.
2883 (struct _deps_list): New type.
2884 (deps_list_t): New typedef.
2885 (DEPS_LIST_FIRST): New access macro.
2886 (FOR_EACH_DEP_LINK): New cycle macro.
2887 (create_deps_list, free_deps_list, delete_deps_list): Declare
2889 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2890 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2891 (copy_deps_list_change_con): Ditto.
2893 (move_dep_link): Declare function.
2895 (struct _dep_node): New type.
2896 (dep_node_t): New typedef.
2897 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2899 (struct haifa_insn_data.back_deps): New field to hold backward
2900 dependencies of the insn.
2901 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2903 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2904 Change its type to deps_list_t.
2905 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2906 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2907 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2909 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2911 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2913 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2915 (dep_cost): Declare.
2917 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2918 (ds_to_dk, dk_to_ds): New functions.
2920 (init_dep_1): New static function.
2921 (init_dep): New function.
2922 (copy_dep): New static function.
2924 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2926 (detach_dep_link): New static function.
2927 (move_dep_link): New function.
2929 (dep_links_consistent_p, dump_dep_links): New static functions.
2930 (debug_dep_links): New debugging function.
2932 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2934 (alloc_deps_list, init_deps_list): New static functions.
2935 (create_deps_list): New function.
2936 (clear_deps_list): New static function.
2937 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2938 (deps_list_consistent_p, dump_deps_list): New static functions.
2939 (debug_deps_list): New function.
2940 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2942 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2944 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2945 use new scheduler dependencies lists.
2946 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2947 (sched_analyze): Ditto. Initialize dependencies lists.
2948 (add_forw_dep, compute_forward_dependences): Update to use new
2949 scheduler dependencies lists.
2951 (init_dependency_caches): Init deps_obstack.
2952 (free_dependency_caches): Free deps_obstack.
2954 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2955 new scheduler dependencies lists.
2956 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2957 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2959 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2960 Update to use new scheduler dependencies lists.
2961 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2962 (debug_dependencies): Ditto.
2963 (schedule_region): Update comments.
2965 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2966 scheduler dependencies lists.
2967 (schedule_ebb): Update comments.
2969 * rtl.def (DEPS_LIST): Remove.
2971 * lists.c (unused_deps_list): Remove.
2972 (free_list): Update assertions.
2974 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2975 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2977 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2978 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2980 * haifa-sched.c (comments): Update.
2981 (insn_cost1): Remove. Inline the code into insn_cost ().
2982 (insn_cost): Update to use new scheduler dependencies lists. Move
2983 processing of the dependency cost to dep_cost ().
2984 (dep_cost): New function. Use it instead of insn_cost () when
2985 evaluating cost of the dependency. Use compatible interface to
2986 interact with the target.
2987 (priority): Update to use new scheduler dependencies lists.
2988 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2989 with greater number of insns that depend on the insn.
2990 (schedule_insn): Update to use new scheduler dependencies lists. Add
2991 code to free backward dependencies lists. Inline and optimize code
2992 from resolve_dep () - see PR28071.
2993 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2994 lists. Update call to targetm.sched.is_costly_dependence hook.
2996 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2997 scheduler dependencies lists.
2999 (resolve_dep): Remove. Move the logic to schedule_insn ().
3000 (init_h_i_d): Initialize dependencies lists.
3002 (process_insn_depend_be_in_spec): Rename to
3003 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3005 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3006 Update to use new scheduler dependencies lists.
3007 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3009 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3010 new scheduler dependencies lists.
3011 (build_intra_loop_deps): Ditto.
3013 * target.h (struct _dep): Declare to use in
3014 gcc_target.sched.is_costly_dependence.
3015 (struct gcc_target.sched.adjust_cost): Fix typo.
3016 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3017 single dep_t parameter instead of an equivalent triad.
3018 (struct gcc_target.sched.adjust_cost_2): Remove.
3020 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3022 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3024 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3026 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3028 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3029 (REG_DEP_TRUE): Document.
3031 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3032 Change signature to correspond to the targetm.sched.adjust_cost hook.
3033 Update use in TARGET_SCHED_ADJUST_COST_2.
3034 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3035 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3036 new scheduler dependencies lists.
3037 (ia64_gen_check): Ditto.
3039 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3042 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3043 signature to correspond to the targetm.sched.is_costly_dependence hook.
3044 (is_costly_group): Update to use new scheduler dependencies lists.
3046 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3047 instead of INSN_COST () macro.
3049 2007-02-01 Ian Lance Taylor <iant@google.com>
3051 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3053 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3055 * pa.md (tp_load): Correct mfctl instruction syntax.
3057 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3059 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3060 altivec_padding_size calculation on AIX. Improve comment, add
3061 assert to verify that it's right.
3063 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3066 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3069 * global.c (global_alloc): Add mising initialization of
3072 2007-02-01 Roger Sayle <roger@eyesopen.com>
3074 * alias.c (init_alias_analysis): Correct whitespace.
3075 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3076 partition_hot_cold_basic_blocks): Likewise.
3077 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3078 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3079 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3080 fold_builtin_snprintf_chk, fold_builtin_printf,
3081 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3082 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3083 * cfgcleanup.c (cleanup_cfg): Likewise.
3084 * cfgexpand.c (tree_expand_cfg): Likewise.
3085 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3086 * function.c (get_next_funcdef_no): Likewise.
3087 * gengtype.c (main): Likewise.
3088 * genmodes.c (main): Likewise.
3089 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3090 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3091 * ifcvt.c (noce_emit_move_insn): Likewise.
3092 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3094 * stor-layout.c (get_best_mode): Likewise.
3095 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3096 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3097 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3098 perform_var_substitution, solve_graph): Likewise.
3099 * tree-vrp.c (vrp_finalize): Likewise.
3101 2007-02-01 Ian Lance Taylor <iant@google.com>
3103 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3104 high part of a paradoxical subreg, return a constant zero.
3106 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3108 * toplev.c (lang_dependent_init): Call init_set_costs.
3109 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3111 2007-02-01 Richard Guenther <rguenther@suse.de>
3114 * fold-const.c (fold_negate_expr): Allow negating a
3115 constant if overflow does not change.
3117 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3119 * doc/c-tree.texi (Expression trees): Improve markup.
3120 * doc/tm.texi (Register Classes, Addressing Modes)
3121 (Floating Point): Fix spacing after abbreviations. Fix some
3124 2007-02-01 Ben Elliston <bje@au.ibm.com>
3126 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3127 * doc/contrib.texi: Likewise.
3128 * doc/install.texi: Likewise.
3130 2007-01-31 Richard Henderson <rth@redhat.com>
3131 Ian Lance Taylor <iant@google.com>
3133 * lower-subreg.c: New file.
3134 * rtl.def (CONCATN): Define.
3135 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3137 * emit-rtl.c (update_reg_offset): New static function, broken out
3138 of gen_rtx_REG_offset.
3139 (gen_rtx_REG_offset): Call update_reg_offset.
3140 (gen_reg_rtx_offset): New function.
3141 * regclass.c: Revert patch of 2006-03-05, restoring
3143 (clear_reg_info_regno): New function.
3144 * dwarf2out.c (concatn_loc_descriptor): New static function.
3145 (loc_descriptor): Handle CONCATN.
3146 * common.opt (fsplit_wide_types): New option.
3147 * opts.c (decode_options): Set flag_split_wide_types when
3149 * timevar.def (TV_LOWER_SUBREG): Define.
3150 * rtl.h (gen_reg_rtx_offset): Declare.
3151 (reg_scan_update): Declare.
3152 * regs.h (clear_reg_info_regno): Declare.
3153 * tree-pass.h (pass_lower_subreg): Declare.
3154 (pass_lower_subreg2): Declare.
3155 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3156 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3158 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3159 * Makefile.in (OBJS-common): Add lower-subreg.o.
3160 (lower-subreg.o): New target.
3162 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3164 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3166 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3169 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3171 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3174 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3176 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3178 * cfgloop.h: Include vec-prim.h.
3179 (enum li_flags): Remove LI_ONLY_OLD.
3180 (loop_iterator): Changed.
3181 (fel_next, fel_init): Iterate over loop tree.
3182 (FOR_EACH_LOOP_BREAK): New macro.
3183 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3185 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3186 * modulo-sched.c (sms_schedule): Ditto.
3187 * tree-vectorizer.c (vectorize_loops): Ditto.
3188 * doc/loop.texi: Update information on loop numbering and behavior of
3189 FOR_EACH_LOOP wrto new loops.
3190 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3191 add_to_evolution_1): Test nestedness of loops instead of comparing
3193 * tree-chrec.c (chrec_fold_plus_poly_poly,
3194 chrec_fold_multiply_poly_poly, chrec_evaluate,
3195 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3196 reset_evolution_in_loop): Ditto.
3197 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3199 2007-01-31 Dirk Mueller <dmueller@suse.de>
3201 * c-common.c (warn_about_parentheses): Separate warning about
3202 un-parenthized sequence of comparison operators from the one
3203 which is supposed to warn about x <= y <= z.
3205 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3207 * optabs.h (enum optab_index): Add new OTI_isinf.
3208 (isinf_optab): Define corresponding macro.
3209 * optabs.c (init_optabs): Initialize isinf_optab.
3210 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3212 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3213 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3215 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3216 expand_builtin_interclass_mathfn.
3217 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3218 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3219 (fxam<mode>2_i387): New insn pattern.
3220 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3221 built-in functions as x87 inline asm.
3223 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3225 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3227 2007-01-30 Eric Christopher <echristo@apple.com>
3229 * config.gcc: Add geode.
3231 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3233 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3234 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3235 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3236 value-prof.c: Fix comment typos.
3238 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3241 * doc/invoke.texi (Wpointer-arith): Document warning.
3243 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3245 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3246 the list of discrepancies from the draft TR.
3248 2007-01-30 Dirk Mueller <dmueller@suse.de>
3251 * doc/invoke.texi (-Wreturn-type): Update description to
3254 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3256 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3258 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3260 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3261 to handle optabs that operate on floating point input argument and
3262 output to integer output.
3263 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3264 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3265 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3266 expand_builtin_interclass_mathfn ().
3267 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3269 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3270 ilogbl built-in functions as x87 intrinsics.
3272 2007-01-30 Richard Guenther <rguenther@suse.de>
3275 * dwarf2out.c (reference_to_unused): Query varpool if the
3276 variable was output.
3278 2007-01-30 Richard Guenther <rguenther@suse.de>
3281 * passes.c (execute_one_pass): Reset in_gimple_form to not
3282 confuse non-unit-at-a-time mode.
3284 2007-01-29 Roger Sayle <roger@eyesopen.com>
3285 Richard Guenther <rguenther@suse.de>
3287 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3288 avoid undefined behaviour on overflow. Use force_fit_type_double
3289 to construct the constant with the specified TREE_OVERFLOW.
3291 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3293 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3294 * config/dfp-bit.h: Ditto.
3296 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3298 * c-decl.c (pop_scope): Replace warnings with call to
3299 warn_for_unused_label.
3300 * c-common.h (warn_for_unused_label): Declare.
3301 * c-common.c (warn_for_unused_label): Define.
3303 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3305 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3308 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3310 * Makefile.in (USER_H): Remove decfloat.h.
3311 * ginclude/decfloat.h: Delete, moving contents to ...
3312 * ginclude/float.h: Add support for decimal floating point,
3313 guarded by __STDC_WANT_DEC_FP__.
3315 2007-01-29 Mike Stump <mrs@apple.com>
3317 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3318 Analysis and Representation to resolve case insensitive conflict.
3319 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3321 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3323 * tree.h (struct tree_memory_tag): Add aliases member.
3324 (MTAG_ALIASES): New macro.
3325 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3326 (add_may_alias): Remove pointer-set. Update for may_aliases being
3328 (mark_aliases_call_clobbered): Update for may_aliases being a
3330 (compute_tag_properties): Ditto.
3331 (create_partition_for): Ditto.
3332 (compute_memory_partitions): Ditto.
3333 (dump_may_aliases_for): Ditto.
3334 (is_aliased_with): Ditto.
3335 (add_may_alias_for_new_tag): Ditto.
3336 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3337 (compute_is_aliased): New function.
3338 (compute_may_aliases): Call compute_is_aliased).
3339 (init_alias_info): Initialize alias_bitmap_obstack.
3340 (union_alias_set_into): New function.
3341 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3342 (have_common_aliases_p): Rewrite to take two bitmaps and use
3344 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3346 (finalize_ref_all_pointers): Update for add_may_alias changes.
3347 (new_type_alias): Ditto.
3348 * tree-flow-inline.h (may_aliases): Return a bitmap.
3349 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3350 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3351 may_aliases being a bitmap.
3352 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3353 may_aliases now returns a bitmap.
3354 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3356 * tree-ssa-operands.c (add_virtual_operand): Update for
3357 may_aliases being a bitmap.
3359 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3361 PR tree-optimization/30630
3362 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3363 variable as changed.
3365 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3368 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3369 expanded only once even if an error occurs.
3371 2007-01-29 Ben Elliston <bje@au.ibm.com>
3373 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3374 (__gcov_average_profiler): Likewise.
3375 (__gcov_ior_profiler): Likewise.
3376 (__gcov_merge_ior): Likewise.
3378 2007-01-28 Jan Hubicka <jh@suse.cz>
3380 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3381 * value-prof.c (stringop_block_profile): Likewise.
3383 2007-01-28 Jan Hubicka <jh@suse.cz>
3385 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3386 variant handling histograms; add wrapper.
3387 (clear_storage_via_libcall): Export.
3388 (emit_block_move_hints): Break out from ...; add histograms.
3389 (emit_block_move): ... this one.
3390 (clear_storage_hints): Break out from ...; add histograms.
3391 (clear_storage): ... this one.
3392 (set_storage_via_memset): Handle histogram.
3393 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3394 (clear_storage_hints, clear_storage_via_libcall): Declare.
3395 (set_storage_via_setmem): Update prototype.
3396 * doc/md.texi (movmem, setmem): Document new arguments.
3398 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3400 (stringop_block_profile): New global function.
3401 (tree_stringops_values_to_profile): Profile block size and alignment.
3402 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3404 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3405 (stringop_block_profile): Declare.
3406 * builtins.c: Include value-prof.h.
3407 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3408 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3409 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3410 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3411 * profile.c (instrument_values): Add new counters.
3412 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3414 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3415 (tree_init_edge_profiler): Build new profilers.
3416 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3417 (pass_tree_profile): Add dump.
3418 (tree_profile_hooks): Update.
3419 * Makefile.in (LIBGCOV): Add new constants.
3420 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3421 __gcov_ior_profiler): New.
3422 * i386.md (movmem/setmem expanders): Add new optional arguments.
3424 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3426 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3428 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3430 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3431 (tree_unswitch_single_loop): Pass eni_size_weights to
3432 tree_num_loop_insns.
3433 * tree-ssa-loop-manip.c: Include tree-inline.h.
3434 (can_unroll_loop_p): Pass eni_size_weights to
3435 tree_num_loop_insns.
3436 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3437 Pass eni_size_weights to estimate_num_insns.
3438 * tree.h (init_inline_once): Export.
3439 * toplev.c (backend_init): Call init_inline_once.
3440 * cgraphunit.c (cgraph_process_new_functions,
3441 cgraph_analyze_function): Pass eni_inlining_weights to
3443 * ipa-inline.c (compute_inline_parameters): Ditto.
3444 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3445 to estimate_num_insns.
3446 (try_unroll_loop_completely): Pass eni_size_weights to
3447 tree_num_loop_insns.
3448 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3449 ot estimate_num_insns.
3450 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3451 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3452 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3453 eni_time_weights): New variables.
3454 (init_inline_once): Initialize them.
3455 (struct eni_data): Mew.
3456 (estimate_num_insns_1, estimate_num_insns): Use weights.
3457 * tree-inline.h (struct eni_weights_d): New.
3458 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3459 (estimate_num_insns): Declaration changed.
3460 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3461 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3462 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3464 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3466 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3467 relations in the conflict function is valid.
3469 2007-01-27 Ian Lance Taylor <iant@google.com>
3471 * common.opt: Add fstrict-overflow.
3472 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3473 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3474 (TYPE_OVERFLOW_UNDEFINED): Define.
3475 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3477 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3478 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3479 (fold_negate_expr): Likewise.
3480 (make_range): Likewise.
3481 (extract_muldiv_1): Likewise.
3482 (maybe_canonicalize_comparison): Likewise.
3483 (fold_comparison): Likewise.
3484 (fold_binary): Likewise.
3485 (tree_expr_nonnegative_p): Likewise.
3486 (tree_expr_nonzero_p): Likewise.
3487 * tree-vrp.c (compare_values): Likewise.
3488 (extract_range_from_binary_expr): Likewise.
3489 (extract_range_from_unary_expr): Likewise.
3490 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3492 (nowrap_type_p): Likewise.
3493 * tree-scalar-evolution.c (simple_iv): Likewise.
3494 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3495 (build_range_check): Likewise.
3496 (extract_muldiv_1): Likewise.
3497 (fold_comparison): Likewise.
3498 * tree-vrp.c (vrp_int_const_binop): Likewise.
3499 (extract_range_from_unary_expr): Likewise.
3500 * convert.c (convert_to_integer): Likewise.
3501 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3502 (fold_comparison): Likewise.
3503 (fold_binary): Likewise.
3504 * optabs.c (optab_for_tree_code): Likewise.
3505 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3506 * simplify-rtx.c (simplify_const_relational_operation): Check
3507 flag_strict_overflow and flag_trapv.
3508 (simplify_const_relational_operation): Likewise.
3509 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3510 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3513 2007-01-27 Roger Sayle <roger@eyesopen.com>
3515 * tree.c (tree_fold_gcd): Delete.
3516 * tree.h (tree_fold_gcd): Remove prototype.
3517 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3518 test whether one constant integer is a multiple of another. Instead
3519 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3520 * fold-const.c (multiple_of_p): We've determined both TOP and
3521 BOTTOM are integer constants so we can call int_const_binop directly
3522 instead of the more generic const_binop.
3524 2007-01-27 Roger Sayle <roger@eyesopen.com>
3526 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3527 1*X check that the constant hasn't overflowed, to preserve the
3529 (round_up): Provide an efficient implementation when rouding-up an
3530 INTEGER_CST to a power-of-two.
3532 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3534 * doc/sourcebuild.texi: Add comma for clarity.
3535 * doc/extend.texi: Fix some typos.
3536 * doc/passes.texi: Likewise.
3537 * doc/cppinternals.texi: Likewise.
3538 * doc/c-tree.texi: Likewise.
3539 * doc/tree-ssa.texi: Likewise.
3540 * doc/install.texi: Likewise.
3542 2007-01-27 Jan Hubicka <jh@suse.cz>
3544 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3545 (pass_sra): Do not require alias information.
3546 * passes.c (init_optimization_passes): Add SRA
3548 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3550 * tracer.c (rest_of_handle_tracer): We already cleaned
3551 up the CFG in tracer() so don't do it here again.
3552 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3553 cleanup_cfg here, either. And don't call renumber_insns.
3555 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3556 and BB_HEAD are in the insn stream here. Instead make sure
3557 that BB_INSN is valid on all insns. Also, do check here that
3558 there are no pending branch predictions...
3559 (rtl_verify_flow_info): ...instead of doing it here. Checks
3560 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3563 2007-01-26 Roger Sayle <roger@eyesopen.com>
3565 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3566 function to simplify/factorize operand order canonicalization.
3567 (ix86_fixup_binary_operands): Reorganize using the above function.
3568 (ix86_binary_operator_ok): Likewise.
3570 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3572 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3573 file scope from optimize_attrs.
3574 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3576 (optimize_attrs): Clear insn_code_values after freeing it.
3578 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3580 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3581 a parts.base assignment.
3583 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3585 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3586 (compute_subscript_distance, initialize_data_dependence_relation,
3587 finalize_ddr_dependent, analyze_ziv_subscript,
3588 analyze_siv_subscript_cst_affine,
3589 compute_overlap_steps_for_affine_univar,
3590 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3591 analyze_siv_subscript, analyze_miv_subscript,
3592 analyze_overlapping_iterations, subscript_dependence_tester_1,
3593 compute_self_dependence, free_dependence_relation): Work
3594 with affine_fn instead of chrecs.
3595 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3596 common_affine_function, affine_function_base,
3597 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3598 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3599 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3600 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3601 (all_chrecs_equal_p): Removed.
3602 * tree-data-ref.h (affine_fn, conflict_function): New types.
3603 (struct subscript): Change type of conflicting_iterations_in_a
3604 and conflicting_iterations_in_b.
3606 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3609 * config/pa/pa.h (TARGET_HPUX_11): New.
3610 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3611 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3613 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3614 Richard Guenther <rguenther@suse.de>
3616 * tree-ssa-structalias.c (solve_graph): Handle case
3617 we merged the variable to another.
3619 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3621 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3624 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3625 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3627 2007-01-25 DJ Delorie <dj@redhat.com>
3629 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3630 allow changes to modes which don't fit in those registers.
3632 * reload1.c (choose_reload_regs): Check for invalid subregs before
3633 computing their locations, not after.
3635 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3638 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3639 save Altivec registers in an eh_return function.
3640 (compute_vrsave_mask): Likewise.
3641 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3642 for saving Altivec registers.
3643 (rs6000_emit_prologue): Don't allocate stack twice in
3644 eh_return function. Correct expected value of altivec_save_offset
3645 when using save_world. Describe save of R0 to stack when using
3646 save_world. Describe stack pointer adjustment when using
3647 save_world. Remove duplicated eh_return parameter register saving.
3648 Update sp_offset variable after save_world.
3649 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3651 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3652 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3655 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3657 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3659 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3662 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3663 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3665 2007-01-25 Richard Guenther <rguenther@suse.de>
3667 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3668 * common.opt (-Wcoverage-mismatch): New warning option.
3669 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3670 if -Wcoverage-mismatch is given.
3672 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3674 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3675 (ipcp_driver): Change to static definition.
3676 Add dumping of the ifunctions.
3677 (constant_val_insert): Remove unused parameter. Support for SSA.
3678 (ipcp_propagate_const): Support for SSA.
3679 (ipcp_profile_bb_print): Print only analyzed nodes.
3680 (ipcp_replace_map_create): Remove support for Fortran constant
3682 * ipa-prop.c (ipa_method_modify_stmt,
3683 ipa_callsite_compute_param): Support for SSA.
3684 * ipa-prop.h (ipcp_driver): Remove declaration.
3685 (IS_VALID_TREE_MAP_INDEX): Add define.
3687 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3689 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3691 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3694 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3695 constant argument to cabs and do it without checking for
3696 -funsafe-math-optimizations.
3698 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3700 * c-common.h (RID_FIRST_CXX0X): New.
3701 (RID_LAST_CXX0X): New.
3702 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3704 * c.opt (Wc++0x-compat): New.
3705 * doc/invoke.texi (-Wc++0x-compat): Document.
3707 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3709 * builtins.c (fold_builtin_carg): New.
3710 (fold_builtin_1): Use it.
3712 2007-01-24 Jan Hubicka <jh@suse.cz>
3714 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3716 * ipa-inline.c (initial_insns, max_insns): Delete.
3717 (compute_max_insns): New function.
3718 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3719 of insns as base for code growth.
3720 (cgraph_decide_inlining): Make initial_insns local; do not compute
3722 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3723 * doc/invoke.texi (inline-unit-growth): Update docs.
3725 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3727 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3728 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3729 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3730 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3731 for CPUs that have PTA_CX16 set.
3734 * gimplify.c (omp_check_private): New function.
3735 (gimplify_scan_omp_clauses): Use it for
3736 firstprivate/lastprivate/reduction.
3739 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3740 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3743 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3744 If lower_lastprivate_clauses emits some statements, append them
3745 to dlist rather than body_p and to body_p append an initializer.
3746 (lower_omp_for): Adjust caller.
3748 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3750 * target.h (globalize_decl_name): New.
3751 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3752 * output.h (default_globalize_decl_name): New.
3753 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3755 (globalize_decl): Ditto.
3756 (default_globalize_decl_name): New.
3757 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3758 (ia64_handle_version_id_attribute): New.
3759 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3760 (ia64_asm_output_external): Use globalize_decl_name instead
3762 * doc/extend.texi (version_id): New pragma.
3763 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3765 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3767 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3768 _uleb128_t and _Unwind_SWord with _sleb128_t.
3769 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3770 uw_frame_state_for, uw_update_context_1): Likewise.
3771 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3772 * unwind-pe.h (read_uleb128, read_sleb128,
3773 read_encoded_value_with_base): Likewise.
3774 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3776 2007-01-24 Richard Guenther <rguenther@suse.de>
3778 * builtins.c (expand_builtin_cexpi): Get the fndecl
3779 for cexp in the correct way.
3781 2007-01-24 Jan Hubicka <jh@suse.cz>
3783 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3785 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3787 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3788 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3789 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3790 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3791 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3792 __SIZEOF_PTRDIFF_T__.
3793 * doc/cpp.texi: Documentation for the new builtin macros added.
3795 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3797 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3798 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3799 instead of operands[2] to avoid access past the end of array.
3801 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3803 * reload1.c (emit_reload_insns): Pass the reload register
3804 for a non-spill output reload through forget_old_reloads_1.
3806 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3808 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3809 _SOFT_DOUBLE if doubles use software floating-point.
3810 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3811 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3812 * config/rs6000/darwin-ldouble.c: Also compile functions for
3813 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3814 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3815 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3816 commented-out long double override.
3817 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3818 * config/rs6000/eabispe.h: Likewise.
3819 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3820 long double for non-SPE.
3821 (rs6000_handle_option): Likewise.
3822 (invalid_e500_subreg): Disallow more subregs involding DImode,
3823 DFmode, TImode or TFmode.
3824 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3826 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3828 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3829 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3831 (rs6000_legitimate_address): Also check for TFmode for E500
3833 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3834 (spe_build_register_parallel): Handle TFmode and TCmode.
3835 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3837 (function_arg): Handle TFmode and TCmode for E500 double.
3838 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3840 (print_operand): Handle TFmode and TImode for %y.
3841 (rs6000_generate_compare): Handle TFmode comparisons for E500
3843 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3844 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3845 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3846 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3847 TFmode for E500 double.
3848 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3849 (floatsidf2): Enable for E500 double.
3850 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3851 (extenddftf2): Change to extenddftf2_fprs.
3852 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3853 depending on TARGET_E500_DOUBLE.
3854 (extendsftf2): Enable for E500 double.
3855 (trunctfdf2): Enable for E500 double.
3856 (trunctfsf2): Change to trunctfsf2_fprs.
3857 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3858 depending on TARGET_E500_DOUBLE.
3859 (floatsitf2): Enable for E500 double.
3860 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3861 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3862 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3863 (negtf2): Change to negtf2_internal.
3864 (negtf2): New expander.
3865 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3866 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3867 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3868 (movdi_internal32): Use rs6000_nonimmediate_operand.
3869 (unnamed splitter): Likewise.
3870 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3871 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3872 (SPE64TF, DITI): New mode macros.
3873 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3876 (frob_<mode>_di_2): New.
3877 (frob_tf_di_8_2): New.
3878 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3880 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3882 (frob_ti_<mode>_8_2): New.
3883 (frob_ti_tf_2): New.
3884 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3885 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3887 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3888 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3889 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3890 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3891 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3892 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3895 2007-01-23 Ian Lance Taylor <iant@google.com>
3897 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3899 (OBJS-archive): Reformat, alphabetize.
3900 (OBJS): Change out_object_file to OBJS-md.
3902 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3904 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3905 JUMP_P and CALL_P predicates where applicable.
3906 * config/i386/i386.c: Ditto.
3907 * config/i386/i386.md: Ditto.
3908 * config/i386/mmx.md: Ditto.
3909 * config/i386/predicates.md: Ditto.
3911 2007-01-22 Andreas Schwab <schwab@suse.de>
3913 * config/m68k/m68k.h: Fix comment.
3915 2007-01-22 Jan Hubicka <jh@suse.cz>
3917 * passes.c (init_optimization_passes): Do not rerun
3918 pass_early_warn_uninitialized.
3920 2007-01-22 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/30038
3923 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3925 (execute_cse_sincos_1): Likewise.
3926 (execute_cse_sincos): Likewise.
3927 (gate_cse_sincos): Likewise.
3928 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3929 the cexpi() canonicalization of sincos().
3930 * tree-pass.h (pass_cse_sincos): Declare.
3931 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3933 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3935 PR rtl-optimization/29329
3936 * combine.c (replaced_rhs_insn): Rename to i2mod.
3937 (replaced_rhs_value): Rename to i2mod_new_rhs.
3938 (i2mod_old_rhs): New global variable.
3939 (combine_instructions): Adjust for above change. Save a copy of
3940 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3941 note are substituted in the second instruction.
3942 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3943 ditch the note if it pertains to the second eliminated register
3944 and this register is mentioned in i2mod_old_rhs.
3947 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3949 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3950 the insn to which the note was originally attached.
3952 2007-01-21 Jan Hubicka <jh@suse.cz>
3954 * ipa-inline.c (inlining_mode): Comment, move up.
3955 (cgraph_decide_inlining_incrementally): Do not perform inlining
3956 itself; fix handling of flattening of self recursive functions.
3957 (cgraph_find_cycles): Remove.
3958 (cgraph_flatten_node): Remove.
3959 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3960 (try_inline): New function.
3961 (cgraph_early_inlining): Update call of
3962 cgraph_decide_inlining_incrementally. Apply inlining here.
3963 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3965 2007-01-21 Dirk Mueller <dmueller@suse.de>
3968 * tree-vrp.c (check_array_bounds): do not warn
3969 about ADDR_EXPR's of ARRAY_REF's which are immediately
3970 used in binary expressions.
3972 2007-01-21 Ira Rosen <irar@il.ibm.com>
3974 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3975 read_write_dep and macros for its access.
3976 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3977 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3978 argument, call vect_check_interleaving for every independent pair of
3979 data-refs. Mark loads that access the same memory location as a store
3981 (vect_check_dependences): Remove.
3982 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3983 call, fix the call to vect_analyze_data_ref_dependence.
3984 (vect_analyze_data_ref_access): For statements that access the same
3985 data-ref, check that they are not stores; for loads, check that there
3986 is no store that access the same location.
3988 2007-01-20 Roger Sayle <roger@eyesopen.com>
3989 Joseph Myers <joseph@codesourcery.com>
3991 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3992 (-fdump-rtl-stack): Likewise.
3993 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3994 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3995 (-mpt-fixed): Use @minus{} for minus sign.
3996 (Using Precompiled Headers): Fix under/overfull hbox.
3998 2007-01-20 Jan Hubicka <jh@suse.cz>
4000 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4001 place within annotation.
4003 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4005 * pa.c (output_move_double): Change array size of xoperands to 4.
4007 2007-01-20 Jan Hubicka <jh@suse.cz>
4009 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4012 2007-01-19 Ian Lance Taylor <iant@google.com>
4014 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4015 constant to unsigned HOST_WIDE_INT before negating.
4017 2007-01-19 Ian Lance Taylor <iant@google.com>
4019 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4021 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4022 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4023 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4024 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4025 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4026 (realloc_vdef, realloc_vuse): Change second parameter to
4028 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4030 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4031 unsigned. Change x and lim locals to unsigned.
4032 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4034 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4035 (copy_virtual_operands): Change i and n locals to unsigned.
4037 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4040 * builtins.c (fold_builtin_1): Handle builtin fdim.
4042 2007-01-20 Jan Hubicka <jh@suse.cz>
4044 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4045 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4046 init_alias_heapvars.
4047 (init_alias_heapvars): Initialize only when not already initialized.
4048 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4050 2007-01-19 Roger Sayle <roger@eyesopen.com>
4052 * common.opt (fsigned-zeros): New command line option.
4053 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4054 of flag_unsafe_math_optimizations.
4055 * opts.c (set_fast_math_flags): The -ffast-math command line option
4056 implies -fno-signed-zeros.
4057 (fast_math_flags_set_p): Likewise.
4059 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4060 the documentation of -ffast-math appropriately. Wrap long lines.
4062 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4064 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4065 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4067 2007-01-19 Tomas Bily <tbily@suse.cz>
4069 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4071 (tree_init_ic_make_global_vars): New function
4072 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4073 (tree_gen_ic_profiler): New function
4074 (tree_gen_ic_func_profiler): New function
4075 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4076 (tree_profile_hooks): Added hook for indirec/virtual calls
4077 * value-prof.c (tree_find_values_to_profile): New case for
4079 (tree_values_to_profile): Call for determining indirect/virtual
4081 (tree_indirect_call_to_profile): New function
4082 (tree_ic_transform): New function
4083 (tree_ic): New function
4084 (find_func_by_pid): New function
4085 (init_pid_map): New function
4086 (tree_value_profile_transformations): Added check for
4087 indirect/virtual call transformation
4088 * value-prof.h (enum hist_type): New counter type for
4089 indirect/virtual calls
4090 (profile_hooks): Added new hook for profiling indirect/virtual
4092 * profile.c (instrument_values): New case for indirect/virtual
4094 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4095 (GCOV_COUNTER_V_INDIR): New counter type
4096 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4097 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4099 * cgraph.c: Definition of cgraph_max_pid
4100 (cgraph_create_node): Default init of pid attribute
4101 * cgraph.h: Declaration of cgraph_max_pid
4102 (struct cgraph_node): Added pid attribute
4103 * libgcov.c (__gcov_indirect_call_profiler): New function
4104 (__gcov_one_value_profiler_body): New function
4105 (__gcov_one_value_profiler): Body was moved to
4106 __gcov_one_value_profiler_body and calls it
4108 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4110 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4111 * gengtype.c (write_types_data, write_func_for_structure,
4112 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4113 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4114 (walk_type, write_func_for_structure): Generate the mark_hook if
4117 2007-01-19 Jan Hubicka <jh@suse.cz>
4119 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4120 'early' argument take inlining mode argument specifying whether to
4121 inline for size/speeed or all functions; add support for flattening;
4123 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4125 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4128 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4129 the name of the declared identifier.
4131 2007-01-19 Dirk Mueller <dmueller@suse.de>
4133 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4134 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4135 duplicate evaluation.
4137 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4139 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4140 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4141 to XFMode, use acosxf2 and truncate result to requested mode.
4142 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4143 (asin<mode>2): Similarly, with asin expanders.
4144 (*fscalexf4_i387): Rename from *fscalexf4.
4145 (expNcorexf3): New expander.
4146 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4147 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4148 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4149 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4150 patterns for SSE math.
4151 (exp10<mode>2): Similarly, with exp10 expanders.
4152 (exp2<mode>2): Similarly, with exp2 expanders.
4153 (expm1<mode>2): Similarly, with expm1 expanders.
4154 (ldexp<mode>3): Similarly, with ldexp expanders.
4155 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4156 Use gen_truncxf<mode>2_i387_noop to truncate result.
4158 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4160 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4161 for ColdFire targets.
4163 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4164 Richard Sandiford <richard@codesourcery.com>
4166 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4167 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4168 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4169 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4170 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4171 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4173 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4175 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4176 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4177 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4178 (*adddi_dilshr32_cf): New pattern.
4179 (adddi3, subdi3): Remove first alternatives.
4181 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4183 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4184 implemented using move.l, do not use its cc result for floating-point
4187 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4189 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4190 from accepting 's' constraints if flag_pic.
4192 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4194 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4195 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4196 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4197 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4199 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4201 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4202 ColdFire alternatives.
4203 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4204 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4205 architectures that support ff1 instruction.
4207 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4208 Julian Brown <julian@codesourcery.com>
4210 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4211 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4212 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4215 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4217 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4219 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4220 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4221 HOST_WIDE_INT instead of an rtx.
4222 (m68k_rtx_costs): Update call accordingly.
4223 (output_move_const_into_data_reg): Likewise. Fix formatting.
4224 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4226 (output_move_simode_const): Update calls after above changes.
4227 Rework to use automatic variables and predicates like MEM_P.
4228 * config/m68k/m68k.md (pushexthisi_const): Update call to
4231 2007-01-19 Dirk Mueller <dmueller@suse.de>
4233 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4236 2007-01-19 Richard Guenther <rguenther@suse.de>
4238 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4239 via cexp in case sincos is not available.
4241 2007-01-19 Richard Guenther <rguenther@suse.de>
4243 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4244 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4245 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4246 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4247 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4248 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4249 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4250 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4252 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4254 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4256 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4257 (atan2xf3): Directly generate RTL pattern.
4258 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4259 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4260 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4261 disable patterns for SSE math.
4262 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4263 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4264 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4265 disable patterns for SSE math.
4267 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4269 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4271 2007-01-18 Roger Sayle <roger@eyesopen.com>
4273 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4274 VIEW_CONVERT_EXPR to the same type as it's operand.
4276 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4278 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4279 configured for long double 128.
4281 2007-01-18 Mike Stump <mrs@apple.com>
4283 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4286 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4288 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4291 2007-01-18 Jan Hubicka <jh@suse.cz>
4293 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4294 greater than NUM_VOP_FREE_BUCKETS.
4296 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4298 * tree-ssa-structalias.c: Update comments.
4299 (ptabitmap_obstack): Removed.
4301 (oldpta_obstack): Ditto.
4302 (stats): Add a few members.
4303 (struct variable_info): Remove node, complex, address_taken, and
4304 indirect_target members. Add oldsolution member.
4305 (new_var_info): Do not initialize removed members.
4306 (constraint_expr_type): Remove INCLUDES.
4307 (constraint_graph): Add size, implicit_preds, rep,
4308 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4309 (FIRST_REF_NODE): New macro.
4310 (LAST_REF_NODE): Ditto.
4311 (FIRST_ADDR_NODE): Ditto.
4312 (find): New function.
4314 (dump_constraint): Do not handle INCLUDES.
4315 (insert_into_complex): Do not insert duplicate constraints.
4316 (condense_varmap_nodes): Renamed and rewritten into ...
4317 (merge_node_constraints): This. Also fix bug in handling of
4318 offseted copy constraints.
4319 (clear_edges_for_node): No longer need to deal with preds at all,
4320 or removing associated preds/succs.
4321 (merge_graph_nodes): Deal with indirect_cycles.
4322 Don't deal with predecessors.
4323 (add_implicit_graph_edge): New function.
4324 (add_pred_graph_edge): Ditto.
4325 (add_graph_edge): Don't deal with predecessors.
4326 (build_constraint_graph): Removed.
4327 (build_pred_graph): New function.
4328 (build_succ_graph): Ditto.
4329 (struct scc_info): Removed in_component. Added roots, dfs, and
4330 node_mapping. Remove visited_index, unification_queue.
4331 (scc_visit): Deal with union-find we do now.
4332 Deal with cycles with REF nodes.
4333 (collapse_nodes): Renamed and rewritten to ...
4334 (unify_nodes): This.
4335 (process_unification_queue): Removed.
4336 (topo_visit): Cleanup
4337 (do_da_constraint): Use find.
4338 (do_sd_constraint): Ditto.
4339 (do_ds_constraint): Ditto.
4340 (do_complex_constraint): Ditto.
4341 (init_scc_info): Update for removed and added members.
4342 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4343 (find_indirect_cycles): This.
4344 (equivalence_class): New variable.
4345 (label_visit): New function.
4346 (perform_variable_substitution): Rewritten.
4347 (free_var_substitution_info): New function.
4348 (find_equivalent_node): Ditto.
4349 (move_complex_constraints): Ditto.
4350 (eliminate_indirect_cycles): Ditto.
4351 (solve_graph): Only propagate changed bits.
4352 Use indirect cycle elimination.
4354 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4355 (tree_id_eq): Renamed to ...
4356 (tree_vi_eq): This. Update for member change
4357 (insert_id_for_tree): Renamed and rewritten to ...
4358 (insert_vi_for_tree): This.
4359 (lookup_id_for_tree): Renamed and rewritten to ...
4360 (lookup_vi_for_tree): This.
4361 (get_id_for_tree): Renamed and rewritten to ...
4362 (get_vi_for_tree): Ditto.
4363 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4364 (process_constraint): Don't handle INCLUDES.
4365 Remove special ADDRESSOF case.
4366 (find_func_aliases): Rewrite to use vi functions instead of id
4368 (create_function_info_for): Ditto.
4369 (create_variable_info_for): Ditto.
4370 (intra_create_variable_infos): Ditto.
4371 (merge_smts_into): Ditto.
4372 (find_what_p_points_to): Ditto.
4373 (init_base_vars): Ditto.
4374 (init_alias_vars): Ditto.
4375 (remove_preds_and_fake_succs): New function.
4376 (dump_sa_points_to_info): Dump new stats.
4377 (dump_solution_for_var): Use find.
4378 (set_used_smts): Fix formatting.
4379 (compute_points_to_sets): Updated for new functions.
4380 (ipa_pta_execute): Ditto.
4382 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4383 Richard Sandiford <richard@codesourcery.com>
4385 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4387 * calls.c (expand_call): If the return value is a PARALLEL,
4388 extract its first member.
4389 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4390 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4391 use FUNCTION_EXTRA_EPILOGUE.
4392 (m68k_function_value): Return a PARALLEL if the return value
4393 is of a pointer type.
4394 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4395 (FUNCTION_EXTRA_EPILOGUE): Remove.
4396 * config/m68k/m68k.md (D0_REG): New constant.
4398 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4400 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4401 output a NOP for empty epilogues.
4403 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4405 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4406 before function. Extend register save check to include all
4407 registers, not just integer ones.
4409 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4411 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4412 (m68k_use_return_insn): ...this.
4413 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4414 * config/m68k/m68k.c (use_return_insn): Rename to...
4415 (m68k_use_return_insn): ...this.
4416 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4419 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4421 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4422 nearest even, fix denormal rounding overflow.
4424 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4426 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4427 f%$smove and f%$move.
4428 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4429 (extendsfdf2_cf): Use fdmove instead of f%&move.
4430 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4431 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4433 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4435 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4438 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4440 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4441 (coldfire_single_format): Declare.
4442 (coldfire_double_format): Likewise.
4443 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4444 of qnan_msb_set to determine the lower bits of a canonical
4446 (encode_ieee_double): Likewise.
4447 (encode_ieee_quad): Likewise.
4448 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4449 (mips_single_format): Likewise.
4450 (ieee_double_format): Likewise.
4451 (mips_double_format): Likewise.
4452 (ieee_extended_motorola_format): Likewise.
4453 (ieee_extended_intel_96_format): Likewise.
4454 (ieee_extended_intel_128_format): Likewise.
4455 (ieee_extended_intel_96_round_53_format): Likewise.
4456 (ibm_extended_format): Likewise.
4457 (mips_extended_format): Likewise.
4458 (ieee_quad_format): Likewise.
4459 (mips_quad_format): Likewise.
4460 (vax_f_format): Likewise.
4461 (vax_d_format): Likewise.
4462 (vax_g_format): Likewise.
4463 (i370_single_format): Likewise.
4464 (i370_double_format): Likewise.
4465 (decimal_single_format): Likewise.
4466 (decimal_double_format): Likewise.
4467 (decimal_quad_format): Likewise.
4468 (c4x_single_format): Likewise.
4469 (c4x_extended_format): Likewise.
4470 (real_internal_format): Likewise.
4471 (coldfire_single_format): New real_format.
4472 (coldfire_double_format): Likewise.
4473 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4474 canonical_nan_lsbs_set.
4475 (pdp11_d_format): Likewise.
4476 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4477 if TARGET_COLDFIRE_CPU.
4479 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4481 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4482 (output_call, m68k_legitimize_call_address): Declare.
4483 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4484 parenthesees. Add support for a 'W' constraint.
4485 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4486 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4487 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4488 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4490 (override_options): Initialize them. Do not set flag_no_function_cse
4491 for TARGET_ID_SHARED_LIBRARY.
4492 (m68k_output_pic_call): Delete.
4493 (m68k_legitimize_call_address): New function.
4494 (print_operand): Remove the %o prefix. Handle the %p prefix.
4495 (output_call): New function.
4496 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4497 target address from the GOT if symbolic jumps are not allowed.
4498 * config/m68k/m68k.md (call, general_operand): Do not set
4499 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4500 Merge separate flag_pic and !flag_pic define_insns into...
4501 (*call, *call_value): ...these new patterns. Match the address
4502 rather than the containing MEM and require it to be a call_operand.
4503 Use output_call to generate the asm template.
4504 * config/m68k/predicates.md (const_call_operand): New predicate.
4505 (call_operand): Likewise.
4507 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4509 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4510 (STACK_GROWS_DOWNWARD): Define to 1.
4511 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4512 comments, emphasizing that these values are only defaults.
4513 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4514 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4516 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4518 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4520 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4521 Richard Sandiford <richard@codesourcery.com>
4523 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4524 (FP_REGNO_P): New macros.
4525 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4526 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4527 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4528 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4530 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4532 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4533 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4535 * config/m68k/t-floatlib: New file, extracting common code from...
4536 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4537 * config/m68k/t-uclinux: Here.
4538 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4539 routines on ColdFire targets.
4541 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4543 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4544 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4545 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4546 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4547 explicitly set MOTOROLA to 1.
4548 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4550 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4551 Nathan Sidwell <nathan@codesourcery.com>
4553 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4554 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4555 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4556 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4557 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4558 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4559 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4560 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4561 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4562 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4563 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4564 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4565 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4566 (DBX_REGISTER_NUMBER): Delete.
4567 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4568 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4569 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4571 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4573 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4574 * config/flat.h: New file.
4575 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4577 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4578 indirect references for -msep-data or -mid-shared-library.
4579 Do not use PC-relative code addresses either.
4580 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4582 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4583 for shared libraries and crt1.o for executables. Use crti.o and
4585 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4586 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4587 Do not add -elf2flt or -shared-lib-id options here.
4588 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4589 Pass -shared-lib-id if -mid-shared-library, taking the library
4590 identifier from -mshared-library-id if given, otherwise
4592 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4593 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4594 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4595 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4596 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4597 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4599 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4600 jump sequence for ISA A and ISA A+.
4601 (PICJUMP): Likewise.
4603 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4605 * config.gcc (m68k-*-uclinux*): Base the port on the common
4606 and m68k GNU/Linux files rather than on the generic ELF ones.
4607 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4608 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4610 2007-01-18 Julian Brown <julian@codesourcery.com>
4611 Richard Sandiford <richard@codesourcery.com>
4613 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4614 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4615 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4617 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4619 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4621 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4623 * doc/install.texi: Document m68k-uclinuxoldabi.
4624 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4625 * config/m68k/uclinux-oldabi.h: New file, copied from
4626 config/m68k/uclinux.h.
4628 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4630 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4631 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4632 (m32r_compute_frame_size): Use unsigned for regno.
4633 (m32r_reload_lr): Use gen_frame_mem.
4635 (m32r_output_function_epilogue): Don't output the function epilogue
4637 (m32r_expand_epilogue): New.
4638 (direct_return): Return false if the function has the interrupt
4640 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4641 * config/m32r/m32r.md (epilogue): New expander.
4642 (return_lr, return_rte): New insns.
4643 (return): Make it expander.
4644 (return_normal): New expander.
4646 2007-01-18 Josh Conner <jconner@apple.com>
4649 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4650 support for UNLE, UNLT, UNGE, and UNGT.
4652 2007-01-18 Jan Hubicka <jh@suse.cz>
4654 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4655 * tree-tailcall (add_virtual_phis): Likewise.
4656 (optimize_tail_call): Return TODOs.
4657 (execute_tail_calls): Return TODOs.
4658 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4659 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4661 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4662 Cleanup cfg using TODO.
4663 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4664 * passes.c (execute_function_todo): When cleanup did something, remove
4666 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4667 (make_edges): Don't cleanup_cfg.
4669 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4671 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4672 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4673 operate on the top of stack.
4674 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4675 register handling of instructions that output to the second
4677 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4678 (move_for_stack_reg): Special-case check for dead destination
4679 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4681 * config/i386/i386.md (UNSPEC_TAN): New constant.
4682 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4683 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4684 to correctly model move of constant 1.0 to top stack slot.
4685 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4686 (unnamed peephole2 pattern): Remove corresponding peephole2
4687 pattern that optimizes tan insn and loading of constant 1.0.
4688 (tanxf2): Use fptanxf4_i387.
4689 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4690 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4691 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4692 disable patterns for SSE math.
4693 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4694 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4696 2007-01-18 Dirk Mueller <dmueller@suse.de>
4697 Richard Guenther <rguenther@suse.de>
4700 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4701 * common.opt (Warray-bounds): Add new warning option.
4702 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4704 * Makefile.in: make tree-vrp.o depend on toplev.h
4705 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4707 (check_array_refs, check_array_bounds, check_array_ref): New.
4709 2007-01-18 Jan Hubicka <jh@suse.cz>
4711 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4712 (execute_ssa_ccp): Return flags conditionally.
4713 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4715 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4717 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4719 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4720 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4722 * Makefile.c (GTFILES): Add cfglayout.h.
4723 * gengtype.c (open_base_files): Likewise.
4724 * cfglayout.c (cfg_layout_function_footer,
4725 cfg_layout_function_header) Reindent to make gengtype happy.
4726 * cfglayout.h (cfg_layout_function_footer,
4727 cfg_layout_function_header): Add GTY(()) marker.
4729 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4731 2007-01-18 Ben Elliston <bje@au.ibm.com>
4733 * genautomata.c (write_automata): Include xstrerror output in the
4734 error message if writing the DFA description file fails.
4736 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4738 * config/mips/mips-protos.h (mips_output_external): Make it
4740 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4741 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4742 (extern_list): Likewise.
4743 (extern_head): Likewise.
4744 (TARGET_ASM_FILE_END): Likewise.
4745 (mips_file_end): Likewise.
4746 (mips_output_external): Rewritten.
4748 2007-01-18 Ben Elliston <bje@au.ibm.com>
4750 * genpreds.c (write_insn_preds_c): Only write out the function
4751 body for regclass_for_constraint if we have register constraints.
4753 2007-01-17 Tom Tromey <tromey@redhat.com>
4755 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4756 * doc/install.texi (Testing): Use sourceware.org.
4757 (Binaries): Likewise.
4758 (Specific): Likewise.
4759 * doc/contrib.texi (Contributors): Use sourceware.org.
4761 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4763 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4764 (AVR_ENHANCED): Rename to ...
4765 (AVR_HAVE_MUL): ... new.
4766 (avr_enhanced_p): Rename to ...
4767 (avr_have_mul_p): ... new.
4768 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4769 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4770 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4771 (avr_have_mul_p): ... new.
4772 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4773 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4774 'avr_enhanced_p' and 'enhanced'.
4775 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4776 AVR_HAVE_MUL instead of AVR_ENHANCED.
4777 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4778 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4779 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4780 instead of AVR_ENHANCED.
4781 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4782 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4783 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4785 2007-01-17 Ian Lance Taylor <iant@google.com>
4787 * vec.h (VEC_reserve_exact): Define.
4788 (vec_gc_p_reserve_exact): Declare.
4789 (vec_gc_o_reserve_exact): Declare.
4790 (vec_heap_p_reserve_exact): Declare.
4791 (vec_heap_o_reserve_exact): Declare.
4792 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4794 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4796 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4797 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4798 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4799 * vec.c (calculate_allocation): Add exact parameter. Change all
4801 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4802 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4803 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4804 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4805 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4806 (vec_heap_p_reserve_exact): New function.
4807 (vec_heap_o_reserve_exact): New function.
4809 2007-01-17 Jan Hubicka <jh@suse.cz>
4811 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4813 2007-01-17 Eric Christopher <echristo@apple.com>
4815 * config.gcc: Support core2 processor.
4817 2007-01-16 Jan Hubicka <jh@suse.cz>
4819 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4820 the names, just unlink the chain so we don't crash on dangling pointers
4823 2007-01-16 Jan Hubicka <jh@suse.cz>
4825 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4826 * tree-pass.h: Reorder to make IPA passes appear toegher.
4827 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4828 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4829 parameters, do not call early inliner.
4830 * ipa-inline.c: Update comments. Include tree-flow.h
4831 (cgraph_decide_inlining): Do not compute inlining parameters.
4832 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4833 be called with function context set up.
4834 (pass_ipa_inline): Remove unreachable functions before pass.
4835 (cgraph_early_inlining): Simplify assuming to be called from the
4837 (pass_early_inline): New pass.
4838 (cgraph_gate_ipa_early_inlining): New gate.
4839 (pass_ipa_early_inline): Turn into simple wrapper.
4840 (compute_inline_parameters): New function.
4841 (gate_inline_passes): New gate.
4842 (pass_inline_parameters): New pass.
4843 (apply_inline): Move here from tree-optimize.c
4844 (pass_apply_inline): New pass.
4845 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4847 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4849 (tree_function_versioning): Do not allocate dummy struct function.
4850 * tree-inline.h (optimize_inline_calls): Update prototype.
4851 * tree-optimize.c (execute_fixup_cfg): Export.
4852 (pass_fixup_cfg): Remove
4853 (tree_rest_of_compilation): Do not apply inlines.
4854 * tree-flow.h (execute_fixup_cfg): Declare.
4855 * Makefile.in (gt-passes.c): New.
4856 * passes.c: Include gt-passes.h
4857 (init_optimization_passes): New passes.
4858 (nnodes, order): New static vars.
4859 (do_per_function_toporder): New function.
4860 (execute_one_pass): Dump current pass here.
4861 (execute_ipa_pass_list): Don't dump current pass here.
4863 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4865 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4866 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4868 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4870 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4871 (strong_alias): Define.
4872 (__gcc_qmul): Provide non-FMA for soft-float.
4878 (__gcc_qunord): New.
4888 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4889 soft-float functions.
4890 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4891 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4892 about long double soft float.
4894 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4895 Tehila Meyzels <tehila@il.ibm.com>
4897 * tree-vectorizer.h (is_pattern_stmt_p): New.
4898 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4899 formatting (tabs instead of spaces). Cleanup and clarify setting
4900 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4901 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4902 (vectorizable_type_demotion): Check that types are integral.
4903 (vectorizable_type_promotion): Likewise.
4904 (vectorizable_store): Fix typo. Eliminate new-line at end of
4907 2007-01-16 Jan Hubicka <jh@suse.cz>
4909 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4912 2007-01-15 Eric Christopher <echristo@apple.com>
4914 * ifcvt.c: Include vec.h, vecprim.h.
4915 (check_cond_move_block): New argument regs.
4916 Reorganize. Add registers used to regs.
4917 (cond_move_process_if_block): Use regs set above as
4920 2007-01-15 Eric Christopher <echristo@apple.com>
4922 * config/darwin.h: Update copyright.
4923 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4924 (LINK_COMMAND_SPEC): Add -u.
4925 (LINK_SPEC): Fix umbrella for above.
4927 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4929 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4932 2007-01-15 Tom Tromey <tromey@redhat.com>
4934 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4935 * doc/install.texi (Testing): Don't mention jacks.
4936 (Configuration): Document --enable-java-maintainer-mode. Move
4937 --with-java-home to libgcj-specific section. Document
4939 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4941 2007-01-15 Jan Hubicka <jh@suse.cz>
4943 * tree-ssa-dce.c (DCE_TODOs): New.
4944 (propagate_necessity): Return if something changed.
4945 (eliminate_unnecessary_stmts): Likewise.
4946 (perform_tree_ssa_dce): Return TODO flags when needed.
4947 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4949 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4951 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4952 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4953 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4954 patterns using X87MODEF12 mode macro. Extend operand 1
4955 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4956 (log10<mode>2): Ditto.
4957 (log2<mode>2): Ditto.
4958 (log1p<mode>2): Ditto.
4959 (logb<mode>2): Ditto.
4960 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4961 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4962 (*fxtractxf3_i387): Rename from *fxtractxf3.
4963 (fxtract_extend<mode>xf3_i387): New insn pattern.
4964 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4965 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4966 and gen_fyl2xxf3_i387().
4968 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4970 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4971 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4972 get_loop_exit_edges. Changed return type to bool.
4973 * cfgloop.h (fix_loop_placement): Declaration removed.
4975 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4977 * param.h (MIN_VECT_LOOP_BOUND): New.
4978 * params.def (MIN_VECT_LOOP_BOUND): New.
4979 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4980 argument - minimum threshold for number of iterations.
4981 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4982 argument to declaration.
4983 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4984 MIN_VECT_LOOP_BOUND.
4985 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4986 slpeel_tree_peel_loop_to_edge with additional argument.
4987 (vect_do_peeling_for_alignment): Likewise.
4988 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4990 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4993 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4996 2007-01-14 Jan Hubicka <jh@suse.cz>
4998 * tree-dfa.c (remove_referenced_var): New function.
4999 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5000 prune referenced vars list too.
5001 * tree-flow.h (remove_referenced_var): Declare.
5003 2007-01-14 Jan Hubicka <jh@suse.cz>
5005 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5007 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5008 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5009 * except.h (verify_eh_throw_table_statements): Kill prototype.
5010 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5011 into call exrepssions.
5012 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5014 * tree-cfg.c: Include pointer-set.h.
5015 (verify_node_sharing): Work on pointer set.
5016 (verify_eh_throw_stmt_node): New.
5017 (verify_stmts): Use pointers sets, verify throw_stmt.
5019 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5021 * ipa-reference.c (analyze_function): Consider also addresses taken
5024 2007-01-12 Roger Sayle <roger@eyesopen.com>
5026 * c-typeck.c (null_pointer_constant_p): Replace use of
5027 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5028 (build_c_cast): Likewise.
5030 2007-01-12 Roger Sayle <roger@eyesopen.com>
5032 * tree.h (force_fit_type_double): Remove unused final argument.
5033 * c-common.c (constant_expression_warning): Replace use of
5034 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5035 (convert_and_check): Likewise.
5036 (shorten_compare): Update call to force_fit_type_double.
5037 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5038 * convert.c (convert_to_pointer): Update call to
5039 force_fit_type_double.
5040 * fold-const.c (force_fit_type_double): Remove overflowed_const
5042 (int_const_binop, fold_convert_const_int_from_int,
5043 fold_convert_const_int_from_real, fold_div_compare,
5044 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5045 fold_abs_const, fold_not_const): Remove the final argument from
5046 calls to force_fit_type_double.
5048 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5050 * configure.ac: Set insn to "nop" for spu-*-* also.
5051 * configure: Regenerate.
5053 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5055 * builtins.def : Add BUILT_IN_FREE.
5057 2007-01-12 Jan Hubicka <jh@suse.cz>
5059 PR tree-optimization/30443
5060 * tree-inline.c (tree_function_versioning): Do not optimize when
5061 cloning for inlining.
5063 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5065 * doc/loop.texi: Document recording of loop exits.
5066 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5067 (update_single_exits_after_duplication,
5068 update_single_exit_for_duplicated_loop,
5069 update_single_exit_for_duplicated_loops): Removed.
5070 (duplicate_loop_to_header_edge): Do not call
5071 update_single_exits_after_duplication and
5072 update_single_exit_for_duplicated_loops.
5073 (loop_version): Do not update single_exit information.
5074 (fix_loop_structure): Use record_loop_exits instead of
5075 mark_single_exit_loops.
5076 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5077 the lists of loop exits.
5078 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5079 split_edge, merge_blocks): Update the lists of loop exits.
5080 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5081 loop_optimizer_init.
5082 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5083 of mark_single_exit_loops.
5084 (loop_optimizer_finalize): Call release_recorded_exits.
5085 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5086 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5087 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5088 update single exit information.
5089 * lambda-code.c (perfect_nestify): Ditto.
5090 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5091 (mark_single_exit_loops): Removed.
5092 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5093 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5094 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5096 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5097 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5098 (verify_loop_structure): Verify consistency of the exit lists.
5099 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5100 (set_single_exit): Removed.
5101 * cfgloop.h (struct loop_exit): New function.
5102 (struct loop): single_exit_ field replaced by exits field.
5103 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5104 (struct loops): Added exits hash.
5105 (mark_single_exit_loops, set_single_exit): Declaration removed.
5106 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5108 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5110 * doc/invoke.texi: Avoid use of @headitem.
5112 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5114 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5116 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5118 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5121 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5122 Richard Sandiford <richard@codesourcery.com>
5124 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5125 * config/m68k/m68k.opt: Resort options.
5126 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5128 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5129 Richard Sandiford <richard@codesourcery.com>
5131 * doc/invoke.texi: Document the macros that are defined by
5132 m68k's -mtune and -mhard-float options.
5133 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5134 (m68k_cpp_cpu_family): Likewise.
5135 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5136 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5137 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5138 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5139 (m68k_cpp_cpu_family): Likewise.
5141 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5143 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5144 macros besides mc68000 as tuning macros. Use a switch statement
5145 to set them and mcpu32.
5147 2007-01-12 Julian Brown <julian@codesourcery.com>
5149 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5150 (TARGET_68040_ONLY): Rename to...
5151 (TARGET_68040): ...this.
5152 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5153 * config/m68k/m68k.md: Likewise.
5155 2007-01-12 Julian Brown <julian@codesourcery.com>
5156 Nathan Sidwell <nathan@codesourcery.com>
5157 Richard Sandiford <richard@codesourcery.com>
5159 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5160 the -mcpu= argument associated with the --with-cpu setting.
5161 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5162 if different from the one implied by the -mcpu setting.
5163 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5164 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5165 * doc/invoke.texi: Mention ColdFire in the introduction to the
5166 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5167 -mno-div and -mhard-float options. Make -m68881 a synonym for
5168 -mhard-float. Document the previously-undocumented -m5206e,
5169 -m528x, -m5307 and -m5407 options. Tweak the existing option
5170 documentation for consistency.
5171 * doc/install.texi: Mention new --with-cpu arguments.
5172 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5173 default CPU if neither -mcpu nor -march are specified.
5174 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5175 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5176 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5177 using m68k_tune to decide between families that implement the
5178 same ISA. Use m68k_tune to set __mcfv4e__.
5179 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5180 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5181 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5182 (FL_ISA_C, FL_ISA_MMU): New macros.
5183 (MASK_COLDFIRE): Delete.
5184 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5185 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5186 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5187 (TARGET_HARD_FLOAT): Do not define here.
5188 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5189 (TUNE_68000): New macro.
5190 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5191 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5192 (TUNE_CFV2): Redefine in terms of m68k_tune.
5193 (uarch_type, target_device, fpu_type): New enums.
5194 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5195 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5196 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5197 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5198 (FL_FOR_isa_c): New macros.
5199 (m68k_isa): New enum.
5200 (m68k_target_selection): New structure.
5201 (all_devices, all_isas, all_microarchs): New tables.
5202 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5203 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5204 (MASK_ALL_CPU_BITS): Delete.
5205 (m68k_find_selection): New function.
5206 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5207 Map the legacy target options to a combination of the new ones.
5208 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5209 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5210 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5212 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5213 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5215 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5216 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5217 * config/m68k/m68k-devices.def: New file.
5219 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5220 Nathan Sidwell <nathan@codesourcery.com>
5222 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5223 (SUBTARGET_EXTRA_SPECS): New macros.
5224 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5225 use %(asm_cpu_spec) instead.
5226 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5227 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5228 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5229 (EXTRA_SPECS): Rename to...
5230 (SUBTARGET_EXTRA_SPECS): ...this.
5232 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5233 Richard Sandiford <richard@codesourcery.com>
5234 Julian Brown <julian@codesourcery.com>
5236 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5237 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5238 to the configuration's default CPU.
5239 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5240 Remove default masks.
5241 (m680[012]0-*-*): Set the default with_cpu to the first part of
5243 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5244 (m68k*-*-linux): Extend the --with-cpu handling to...
5245 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5246 and m68010. Don't set target_cpu_default2.
5247 * doc/install.texi: Document --with-cpu for m68k.
5248 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5249 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5250 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5251 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5252 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5253 (ASM_SPEC): Remove use of %(asm_cpu_default).
5254 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5255 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5256 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5257 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5258 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5259 (TARGET_DEFAULT): Delete.
5260 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5261 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5262 (CPP_CPU_SPEC): Delete.
5263 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5264 the appropriate string.
5265 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5266 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5267 (ASM_SPEC): Don't use %(asm_default_spec).
5268 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5269 TARGET_DEFAULT and add MASK_68881.
5270 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5272 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5274 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5275 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5276 MASK_68010 alongside MASK_68020.
5277 * doc/invoke.texi: Document -m68010.
5278 * config/m68k/m68k.opt (m68010): New.
5279 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5281 (TUNE_68010): New macro.
5282 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5283 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5284 (M68K_CPU_m68332): Add MASK_68010.
5285 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5286 fallback definition.
5287 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5289 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5290 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5291 to all entries that use MASK_68020.
5292 (output_move_simode_const, output_move_himode, output_move_qimode)
5293 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5294 instead of TARGET_68020 to select clr behavior. Remove comment
5295 about there being no TARGET_68010.
5296 * config/m68k/m68k.md: Likewise throughout.
5298 2007-01-12 Julian Brown <julian@codesourcery.com>
5300 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5301 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5302 * config/m68k/m68k.md: Likewise.
5304 2007-01-12 Julian Brown <julian@codesourcery.com>
5306 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5307 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5309 2007-01-12 Julian Brown <julian@codesourcery.com>
5311 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5312 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5313 * config/m68k/m68k.md: Likewise.
5315 2007-01-12 Julian Brown <julian@codesourcery.com>
5316 Richard Sandiford <richard@codesourcery.com>
5318 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5319 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5320 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5322 (TARGET_CPU32): Rename to...
5323 (TUNE_CPU32): ...this.
5324 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5325 (TUNE_CFV2): New macros.
5326 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5327 remove conditions that are implied by TARGET_68020.
5328 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5329 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5330 (m68k_output_function_epilogue): Likewise.
5331 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5332 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5333 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5334 non-68000 timings. Refactor multiplication and division costs.
5335 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5336 TUNE_CPU32 instead of TARGET_CPU32.
5337 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5338 and TUNE_68060 instead of TARGET_68060.
5339 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5340 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5342 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5343 && !TARGET_COLDFIRE" to choose between moveq and clr.
5344 Likewise in the unnamed movsf pattern.
5345 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5346 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5349 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5351 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5352 of tabbing before backslashes.
5354 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5356 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5357 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5358 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5360 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5362 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5363 find_interesting_uses_cond.
5364 (find_interesting_uses_cond): Use extract_cond_operands.
5365 (rewrite_use_compare): Use extract_cond_operands and
5366 force_gimple_operand_bsi. Do not call update_stmt.
5367 (determine_use_iv_cost_condition): Use extract_cond_operands.
5368 Return cheaper of using original bound and changing the exit bound.
5370 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5372 PR tree-optimization/29516
5373 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5374 most_expensive_mult_to_index, addr_to_parts,
5375 create_mem_ref, maybe_fold_tmr): Make the type of
5376 fields of TARGET_MEM_REF sizetype.
5377 (move_fixed_address_to_symbol, move_pointer_to_base):
5379 * tree.def (TARGET_MEM_REF): Add comment on types of
5382 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5384 * c-common.c (vector_types_convertible_p): Treat opaque types as
5385 always convertible if they have the same size, but not otherwise.
5387 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5389 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5390 Remove the b_unconditional field.
5391 (noce_try_sign_mask): Do not look at b_unconditional.
5392 (noce_process_if_block): Do not use merge_if_blocks. Update
5393 the CFG here. Do not set b_unconditional.
5394 (cond_move_process_if_block): Likewise.
5395 (find_cond_trap): Likewise.
5396 (check_cond_move_block): Require simple jump insns at the end
5399 2007-01-11 Jan Hubicka <jh@suse.cz>
5401 PR tree-optimization/1046
5402 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5403 when alias info is not ready.
5404 (pass_tail_recursion): Do not require aliasing.
5405 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5406 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5407 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5408 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5409 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5410 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5411 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5413 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5414 When aliasing is not build, mark statement as volatile.
5416 2007-01-11 Tom Tromey <tromey@redhat.com>
5418 PR preprocessor/15185, PR preprocessor/20989:
5419 * doc/cppopts.texi <-MT>: Update description of algorithm for
5420 computing default target.
5421 <-M, -MD>: Reword "basename" text.
5423 2007-01-11 Roger Sayle <roger@eyesopen.com>
5425 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5426 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5427 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5428 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5429 fold_builtin_bswap, real_constp, fold_builtin_pow,
5430 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5431 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5432 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5433 * convert.c (convert_to_pointer): Likewise.
5434 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5435 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5436 const_binop, fold_convert_const_int_from_int,
5437 fold_convert_const_int_from_real,
5438 fold_convert_const_real_from_real, sign_bit_p,
5439 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5440 fold_sign_changed_comparison, fold_unary, fold_comparison,
5441 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5442 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5443 * print-tree.c (print_node_brief, print_node): Likewise.
5444 * stor-layout.c (place_field, layout_type): Likewise.
5445 * tree-chrec.c (keep_cast): Likewise.
5446 * tree.c (build_vector, build_real, build_real_from_int_cst,
5447 build_complex): Likewise.
5449 2007-01-11 Roger Sayle <roger@eyesopen.com>
5451 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5452 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5454 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5456 * configure.ac (strict1_warn): Rename to strict_warn.
5457 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5458 cc_set_by_configure, quoted_cc_set_by_configure,
5459 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5460 all_boot_languages, all_stagestuff): Remove.
5461 (target_list): Remove bootstrap targets.
5462 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5463 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5464 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5465 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5466 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5467 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5468 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5469 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5470 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5471 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5472 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5473 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5474 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5475 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5476 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5477 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5478 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5479 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5480 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5481 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5482 (mostlyclean): Adjust.
5483 (clean, distclean): Don't mention bootstrap stuff.
5484 * configure: Regenerate.
5485 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5486 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5487 treelang/config-lang.in (stagestuff): Remove.
5488 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5489 stageprofile, stagefeedback, stagestuff): Remove mention.
5491 2007-01-11 Nick Clifton <nickc@redhat.com>
5493 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5495 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5496 (mcore_arith_K_S_operand): Run the test for the S constraint not
5497 the test for the M constraint.
5498 (mcore_addsub_operand): Do not accept integer values that are
5499 larger than 32 bits.
5500 * config/mcore/mcore.md: Remove unused constraints from split.
5501 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5503 (allocate_stack): Likewise.
5504 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5505 operands to 32 bits.
5506 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5508 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5509 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5510 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5511 mcore_output_bclri, mcore_output_andn, output_inline_const,
5512 mcore_output_move, mcore_output_movedouble): Likewise.
5513 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5514 (output_inline_const): Likewise.
5515 (output_inline_const): Fix format strings used in sprintf
5517 * config/mcore/mcore-protos.h: Update prototypes for changed
5518 functions in mcore.c.
5519 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5520 HOST_WIDE_INT and not int.
5521 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5522 CONST_OK_FOR_N): Likewise.
5523 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5524 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5527 2007-01-10 Jan Hubicka <jh@suse.cz>
5529 * tree-vrp.c (remove_range_assertions): Release defs.
5530 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5531 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5533 2007-01-10 Paul Brook <paul@codesourcery.com>
5535 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5536 * config/arm/arm.md (mulsi3subsi): New insn.
5538 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5540 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5541 (tree_transform_and_unroll_loop): New.
5542 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5545 2007-01-10 Robert Kennedy <jimbob@google.com>
5547 * fold-const.c (fold_comparison): Fold comparisons like (x *
5548 1000 < 0) to (x < 0).
5550 2007-01-10 Ian Lance Taylor <iant@google.com>
5552 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5553 operands have the same priority.
5555 2007-01-10 Tom Tromey <tromey@redhat.com>
5557 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5558 (fold_binary): Likewise.
5559 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5560 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5561 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5562 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5563 * langhooks.h (struct lang_hooks): Removed field
5564 'can_use_bit_fields_p'.
5566 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5568 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5570 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5572 * function.c (get_last_funcdef_no): New function.
5573 * function.h (get_last_funcdef_no): Declare.
5574 * tree-inline.c (initialize_cfun): Add initialization.
5575 (tree_function_versioning): Cleanup.
5577 2007-01-10 Jan Hubicka <jh@suse.cz>
5579 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5582 2007-01-10 Sa Liu <saliu@de.ibm.com>
5583 Ben Elliston <bje@au.ibm.com>
5585 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5586 for SAVE_NONLOCAL and Pmode for any other save level.
5587 * spu-protos.h (spu_restore_stack_block): Declare.
5588 * spu.md (save_stack_block): Remove.
5589 (restore_stack_block): Call spu_restore_stack_block.
5590 * spu.c (spu_restore_stack_block): New function.
5591 (spu_expand_epilogue): Remove old comment.
5593 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5595 PR tree-optimization/30322
5596 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5597 (cand_value_at): Return the value as aff_tree.
5598 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5599 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5600 aff_combination_mult): New functions.
5601 (aff_combination_add): Use aff_combination_add_cst.
5602 (aff_combination_convert): Allow conversions to a wider type.
5603 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5604 * tree-affine.h (aff_combination_mult): Declare.
5606 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5608 * doc/tm.texi: Update documentation to reflect reality of exec
5609 and start file search behaviours. Update copyright year.
5610 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5611 header file directories.
5613 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5615 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5616 (*cosxf2): Rename to cosxf2_i387.
5617 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5618 using X87MODEF12 mode macro. Rename patterns to
5619 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5621 (*cosdf2, *cossf2): Ditto.
5622 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5623 to match extended input operands.
5624 (sincos<mode>3): New expander.
5625 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5626 insn patterns and corresponding splitters.
5628 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5630 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5631 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5633 2007-01-09 Nicolas Pitre <nico@cam.org>
5636 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5638 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5640 * target.h (struct gcc_target): New field library_rtti_comdat.
5641 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5642 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5643 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5644 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5646 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5648 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5650 2007-01-08 Richard Guenther <rguenther@suse.de>
5652 * tree.h (force_fit_type_double): Export.
5653 (force_fit_type): Remove.
5654 * fold-const.c (force_fit_type_double): New function.
5655 (force_fit_type): Remove.
5656 (int_const_binop): Use it.
5657 (fold_convert_const_int_from_int): Likewise.
5658 (fold_convert_const_int_from_real): Likewise.
5659 (fold_div_compare): Likewise.
5660 (fold_sign_changed_comparison): Likewise.
5661 (fold_unary): Likewise.
5662 (fold_negate_const): Likewise.
5663 (fold_abs_const): Likewise.
5664 (fold_not_const): Likewise.
5665 * c-common.c (shorten_compare): Use force_fit_type_double.
5666 * convert.c (convert_to_pointer): Likewise.
5668 2007-01-08 Richard Guenther <rguenther@suse.de>
5670 * tree.h (build_int_cst_wide_type): Export.
5671 * tree.c (build_int_cst_wide_type): New function.
5672 (build_int_cst_wide): Fix comment.
5673 * builtins.c (fold_builtin_object_size): Use build_int_cst
5674 to build -1 or 0 of the correct type. Use fit_double_type
5675 to check for overflow.
5676 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5678 (decode_field_reference): Likewise.
5679 (all_ones_mask_p): Likewise.
5680 (native_interpret_int): Use build_int_cst_wide_type.
5681 (fold_binary): Use build_int_cst_type to build an all-ones
5683 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5685 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5687 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5689 2007-01-09 Ben Elliston <bje@au.ibm.com>
5691 * genautomata.c (STATS_OPTION): New option.
5692 (stats_flag): New flag.
5693 (gen_automata_option): Handle it.
5694 (initiate_automaton_gen): Ditto.
5695 (write_automata): Output statistics only if stats_flag is
5696 set. Likewise, output time statistics only if time_flag is set.
5697 * doc/md.texi (Processor pipeline description): Document new flag.
5699 2007-01-08 Richard Guenther <rguenther@suse.de>
5701 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5702 * tree.c (build_int_cst_type): Likewise.
5703 (size_in_bytes): Don't call force_fit_type on the result.
5704 (int_fits_type_p): Use fit_double_type.
5705 * fold-const.c (fit_double_type): New function.
5706 (force_fit_type): Use it.
5707 * tree.h (fit_double_type): Export.
5709 2007-01-08 Jan Hubicka <jh@suse.cz>
5711 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5712 * ipa.c (function_and_variable_visibility): Fix return type.
5714 2007-01-08 Richard Guenther <rguenther@suse.de>
5716 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5717 of offset to build the index.
5718 * tree-pretty-print.c (dump_generic_node): Don't build negated
5719 const just for printing.
5720 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5721 * builtins.c (fold_builtin_int_roundingfn): Check if result
5722 fits the type by using force_fit_type and comparing the result.
5723 * predict.c (predict_loops): Use compare_tree_int for comparison.
5724 * tree.c (build_int_cst): Fall back to integer_type_node for
5726 (build_int_cst_wide): Assert type is non-null.
5728 2007-01-08 Roberto Costa <roberto.costa@st.com>
5730 * tree-vrp.c (extract_range_from_cond_expr): New.
5731 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5732 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5734 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5735 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5736 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5737 used as expressions.
5738 * tree-object-size.c (cond_expr_object_size): New.
5739 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5741 2007-01-08 Jan Hubicka <jh@suse.cz>
5743 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5744 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5747 2007-01-08 Richard Guenther <rguenther@suse.de>
5749 PR tree-optimization/23603
5750 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5751 (extract_range_from_binary): Fall back to truthvalue instead of
5752 varying for TRUTH_*_EXPR.
5753 (extract_range_from_comparison): Fall back to truthvalue instead of
5755 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5756 if all visited PHI values were constant.
5758 2007-01-08 Jan Hubicka <jh@suse.cz>
5760 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5761 (cgraph_analyze_function): break out from ...
5762 (cgraph_finalize_compilation_unit): ... here.
5763 (cgraph_expand_function): Remove forgoten commented out line.
5764 (cgraph_optimize): Analyze functions.
5766 2007-01-08 Jan Hubicka <jh@suse.cz>
5768 * tree-pas.h (TODO_remove_function): New flag.
5769 (TODO_update*): Renumber.
5770 (pass_ipa_increase_alignment,
5771 pass_ipa_function_and_variable_visibility): New passes.
5772 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5773 (cgraph_function_and_variable_visibility): Move to ipa.c
5774 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5775 cgraph_increase_alignment.
5776 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5777 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5778 calling tree-inline.
5779 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5780 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5781 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5782 (gate_increase_alignment): New function.
5783 (pass_ipa_increase_alignment): New pass.
5784 * ipa.c: Inline tree-pass.h and timevar.h
5785 (function_and_variable_visibility): Move here from cgraphunit.c
5786 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5787 * passes.c (init_optimization_passes): Add the two new passes.
5788 (execute_todo): Handle cgraph_remove_functions.
5790 2007-01-08 Nick Clifton <nickc@redhat.com>
5792 * config/frv/predicates.md (reg_or_0_operand): Accept
5795 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5797 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5798 * config.gcc: Add bfin*-rtems*.
5800 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5802 * c.opt: Add -flax-vector-conversions.
5803 * c-typeck.c (convert_for_assignment): Pass flag to
5804 vector_types_convertible_p to allow emission of note.
5805 (digest_init): Likewise.
5806 * c-opts.c: Handle -flax-vector-conversions.
5807 * c-common.c (flag_lax_vector_conversions): New.
5808 (vector_types_convertible_p): Unless -flax-vector conversions
5809 has been passed, disallow conversions between vectors with
5810 differing numbers of subparts and/or element types. If such
5811 a conversion is disallowed, possibly emit a note on the first
5812 occasion only to inform the user of -flax-vector-conversions.
5813 The new last argument specifies this.
5814 * c-common.h (flag_lax_vector_conversions): New.
5815 (vector_types_convertible_p): Add extra argument.
5816 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5817 char_type_node for V*QI type vectors.
5818 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5819 Update to satisfy new typechecking rules.
5820 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5822 * doc/invoke.texi (C Dialect Options): Document
5823 -flax-vector-conversions.
5825 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5827 PR tree-optimization/29877
5828 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5829 a register variable on the RHS to not be replaceable.
5831 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5832 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5833 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5834 const_simm15, const_pow2, const_npow2): Added.
5835 * config/score/misc.md (insv, extv, extzv, movmemsi,
5836 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5837 * config/score/score.c (score_address_cost, score_select_cc_mode):
5839 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5840 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5841 Update score_print_operand.
5842 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5843 Adjust register allocate order and update some macro define.
5844 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5845 mdx_block_move_straight, mdx_block_move_loop_head,
5846 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5847 mdx_block_move): Added.
5848 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5849 mdp_limm): Updated and fix some bug and typo.
5850 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5851 (movsf, movdf, doloop_end): Added.
5853 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5855 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5856 config/arm/thumb2.md: Fix comment typos.
5857 * doc/extend.texi: Fix a typo.
5859 2007-01-07 Eric Christopher <echristo@apple.com>
5861 * configure.ac: Check for __stack_chk_fail for darwin.
5862 * configure: Regenerate.
5864 2007-01-07 Richard Guenther <rguenther@suse.de>
5866 * tree-vrp.c (extract_range_from_assert): CSE calls to
5867 compare_values where possible.
5868 (extract_range_from_unary_expr): Likewise.
5870 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5872 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5873 * config/avr/avr.c (call_insn_operand): Delete function.
5874 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5875 instead of register number. Use predicates.
5876 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5877 call_insn_operand): Add.
5879 2007-01-06 Jan Hubicka <jh@suse.cz>
5881 * tree-pass.h (pass_build_cgraph_edges): Declare.
5882 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5883 (visited_nodes): Remove.
5884 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5885 build_cgrpah_edges; make visited_nodes local.
5886 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5887 (record_references_in_initializer): Move to cgraphbuild.c
5888 (initialize_inline_failed, rebuild_cgraph_edges,
5889 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5890 (verify_cgraph_node): Make visited_nodes local.
5891 (cgraph_analyze_function): Do not call cgraph_create_edges and
5892 initialize_inline_failed.
5893 (cgraph_expand_function): Do not call cgraph_lower_function;
5894 assert that function is already lowered.
5895 * Makefile.in (cgraphbuild.o): New.
5896 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5897 at the end of lowering passes.
5899 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5901 * ifcvt.c (cond_move_convert_if_block): New function, code
5902 factored out from...
5903 (cond_move_process_if_block): ...here. Call the new function
5904 on the THEN and ELSE blocks.
5905 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5906 already takes care of this.
5908 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5911 * tree.h (TREE_OVERFLOW_P): New.
5912 * c-typeck.c (parser_build_unary_op): Warn only if result
5913 overflowed and operands did not.
5914 (parser_build_binary_op): Likewise.
5915 (convert_for_assignment): Remove redundant overflow_warning.
5916 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5918 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5920 * c-typeck.c (store_init_value): Split over two lines to follow
5921 the GNU coding style.
5923 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5925 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5926 __GXX_EXPERIMENTAL_CXX0X__.
5927 * doc/cpp.texi: Same.
5929 2007-01-05 Richard Guenther <rguenther@suse.de>
5932 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5933 with mismatched types. Instead explicitly build a
5934 conversion NOP_EXPR.
5936 2007-01-05 Ian Lance Taylor <iant@google.com>
5938 * c-common.c (decl_with_nonnull_addr_p): New function.
5939 (c_common_truthvalue_conversion): Call it.
5940 * c-typeck.c (build_binary_op): Likewise.
5941 * c-common.h (decl_with_nonnull_addr_p): Declare.
5943 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5946 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5949 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5951 * doc/install.texi (Final install): Document the fact that
5952 the GNAT runtime should not be stripped.
5954 2007-01-04 Jan Hubicka <jh@suse.cz>
5956 * tree-inline.c (fold_marked_statements): Update operand caches
5957 and EH after folding
5959 2007-01-04 Ian Lance Taylor <iant@google.com>
5961 * c-common.c (check_function_nonnull): Whitespace fix.
5963 2007-01-04 Jan Hubicka <jh@suse.cz>
5965 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5966 comitted older version of patch.
5967 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5968 function, celanup cfg and collect garbage.
5970 2007-01-04 Mike Stump <mrs@apple.com>
5972 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5975 2007-01-04 Eric Christopher <echristo@apple.com>
5977 * libgcc2.c (__bswapsi2): Use SItype.
5978 (__bswapdi2): Use DItype.
5979 * libgcc2.h: Update for above.
5981 2007-01-04 Paul Brook <paul@codesourcery.com>
5983 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5984 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5985 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5986 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5987 umulsi3_highpart): Make conditional on !arm_arch6.
5988 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5989 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5990 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5991 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5992 umulsi3_highpart_v6): New insns.
5994 2007-01-04 Roger Sayle <roger@eyesopen.com>
5996 * fold-const.c (fold_convert): When casting an expression to void,
5997 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5998 have a type. Instead of attempting to build a NOP_EXPR, return
5999 these "special" trees directly.
6001 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6003 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6004 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6005 rs6000_cost->fp not 0 as adjustment for outer NEG.
6007 2007-01-04 Jan Hubicka <jh@suse.cz>
6009 * cgraph.c (cgraph_release_function_body): New function.
6010 (cgraph_remove_node): Use it.
6011 * cgraph.h (cgraph_release_function_body): Declare.
6012 * cgraphunit.c (cgraph_expand_function): Use it.
6013 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6014 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6015 is initialized and while compilation of other function is running.
6016 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6017 statement CFG annotations from here to ...
6018 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6020 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6022 * cfgloop.h (enum li_flags): Make the constants powers of two.
6024 2007-01-04 Jan Hubicka <jh@suse.cz>
6026 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6028 (fold_marked_statements): New function.
6029 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6030 * tree-inline.h (copy_body_data): Add statements_to_fold.
6032 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6034 * config.gcc: Mention libgcc/config.host.
6035 * Makefile.in: Update comments mentioning libgcc.
6036 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6037 (all.cross, start.encap, rest.encap, rest.cross): Update
6038 dependencies for libgcc move.
6039 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6040 (clean-target, clean-target-libgcc): Delete.
6041 (srcdirify, GCC_EXTRA_PARTS): New macros.
6042 (libgcc-support, libgcc.mvars): New rules.
6043 (distclean): Remove mention of mklibgcc.
6044 (install): Don't reference INSTALL_LIBGCC.
6045 (install-common): Don't reference EXTRA_PARTS.
6046 (install-libgcc, install-multilib): Delete rules.
6047 * mklibgcc.in: Delete file.
6048 * doc/configfiles.texi: Don't mention mklibgcc.
6050 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6051 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6052 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6053 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6054 (mklibgcc, ldblspecs): Likewise.
6056 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6057 (posixpre.def): Use $(T).
6058 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6059 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6060 (SHLIB_LINK): Make dummy.
6061 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6063 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6065 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6066 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6067 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6068 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6070 * configure.ac (all_outputs): Remove mklibgcc.
6071 * configure: Regenerated.
6073 2007-01-03 Josh Conner <jconner@apple.com>
6076 * calls.c (compute_argument_addresses): Set stack and stack_slot
6077 for partial args, too.
6078 (store_one_arg): Use locate.size.constant for the size when
6079 generating a save_area.
6081 2007-01-03 Robert Kennedy <jimbob@google.com>
6083 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6084 whose definitions are deleted due to basic block merging.
6086 2007-01-03 Paul Brook <paul@codesourcery.com>
6089 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6091 (use_return_insn): Return 0 for Thumb interrupt functions.
6092 (print_multi_reg): Add rfe argument for IRQ returns.
6093 (arm_output_epilogue): Pop interrupt return address directly into PC.
6094 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6096 2007-01-03 Paul Brook <paul@codesourcery.com>
6098 Merge from sourcerygxx-4_1.
6099 * config/arm/thumb2.md: New file.
6100 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6102 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6103 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6104 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6105 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6107 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6108 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6110 * config/arm/ieee754-sf.S: Ditto.
6111 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6112 (thumb1_base_register_rtx_p): ... to this.
6113 (thumb_index_register_rtx_p): Rename...
6114 (thumb1_index_register_rtx_p): ... to this.
6115 (thumb_output_function_prologue): Rename...
6116 (thumb1_output_function_prologue): ... to this.
6117 (thumb_legitimate_address_p): Rename...
6118 (thumb1_legitimate_address_p): ... to this.
6119 (thumb_rtx_costs): Rename...
6120 (thumb1_rtx_costs): ... to this.
6121 (thumb_compute_save_reg_mask): Rename...
6122 (thumb1_compute_save_reg_mask): ... to this.
6123 (thumb_final_prescan_insn): Rename...
6124 (thumb1_final_prescan_insn): ... to this.
6125 (thumb_expand_epilogue): Rename...
6126 (thumb1_expand_epilogue): ... to this.
6127 (arm_unwind_emit_stm): Rename...
6128 (arm_unwind_emit_sequence): ... to this.
6129 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6130 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6131 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6132 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6133 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6134 thumb2_output_casesi): New functions.
6135 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6136 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6137 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6138 THUMB2_WORK_REGS): Define.
6139 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6140 arm_condexec_mask, arm_condexec_masklen)): New variables.
6141 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6142 (arm_override_options): Check new CPU capabilities.
6143 Set new architecture flag variables.
6144 (arm_isr_value): Handle v7m interrupt functions.
6145 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6147 (const_ok_for_arm): Handle Thumb-2 constants.
6148 (arm_gen_constant): Ditto. Use movw when available.
6149 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6151 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6152 (thumb_find_work_register, arm_load_pic_register,
6153 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6154 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6155 print_multi_reg, output_mov_long_double_fpa_from_arm,
6156 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6157 output_mov_double_fpa_from_arm, output_move_double,
6158 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6159 output_return_instruction, arm_output_function_prologue,
6160 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6161 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6162 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6163 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6164 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6165 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6167 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6168 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6169 (arm_file_start): Output directive for unified syntax.
6170 (arm_unwind_emit_set): Handle stack alignment instruction.
6171 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6172 Add v6t2, v7, v7a, v7r and v7m.
6173 (RETLDM): Add Thumb-2 code.
6174 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6175 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6176 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6177 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6178 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6179 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6180 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6181 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6182 ADJUST_INSN_LENGTH): Define.
6183 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6184 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6185 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6186 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6187 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6188 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6189 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6190 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6191 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6192 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6193 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6194 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6195 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6196 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6197 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6198 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6199 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6201 * config/arm/arm-tune.md: Regenerate.
6202 * config/arm/arm-protos.h: Update prototypes.
6203 * config/arm/vfp.md: Enable patterns for Thumb-2.
6204 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6205 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6206 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6207 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6208 * config/arm/libunwind.S: Add Thumb-2 code.
6209 * config/arm/constraints.md: Update include Thumb-2.
6210 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6211 * config/arm/ieee754-df.S: Ditto.
6212 * config/arm/bpabi.S: Ditto.
6213 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6214 * config/arm/predicates.md (low_register_operand,
6215 low_reg_or_int_operand, thumb_16bit_operator): New.
6216 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6217 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6218 * config/arm/t-arm-elf: Add armv7 multilib.
6219 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6221 (UNSPEC_STACK_ALIGN, ce_count): New.
6222 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6223 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6225 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6226 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6227 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6228 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6229 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6230 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6232 * doc/extend.texi: Document ARMv7-M interrupt functions.
6233 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6235 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6237 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6238 (struct _Unwind_Context): Rename args_size to flags, remove
6239 signal_frame field, add a new args_size field and version field.
6240 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6241 _Unwind_IsExtendedContext): New inline functions.
6242 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6243 Assume by_value array is only present if _Unwind_IsExtendedContext.
6244 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6245 _Unwind_IsSignalFrame.
6246 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6247 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6248 (uw_init_context_1): Initialize context->flags to
6249 EXTENDED_CONTEXT_BIT.
6250 * config/rs6000/linux-unwind.h (frob_update_context): Use
6251 _Unwind_SetSignalFrame.
6253 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6256 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6257 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6260 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6262 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6263 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6264 RET, AT_SP): Remove.
6265 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6268 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6269 * cfgbuild.c (find_basic_blocks): Likewise.
6270 * cfgrtl.c (rtl_create_basic_block): Likewise.
6271 * function.c (temp_slots_at_level): Likewise.
6272 * reg-stack.c (stack_regs_mentioned): Likewise.
6273 * regclass.c (allocate_reg_info): Likewise.
6274 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6275 set_bb_for_stmt, move_block_to_fn): Likewise.
6276 * tree-complex.c (tree_lower_complex): Likewise.
6277 * vec.h (VEC_safe_grow_cleared): New.
6279 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6281 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6283 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6284 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6286 * cfgloopmanip.c (scale_loop_frequencies): Export.
6287 (loopify): Scale the frequencies by prescribed coefficients.
6288 (set_zero_probability): New function.
6289 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6290 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6291 and frequencies according to arguments.
6292 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6294 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6295 * modulo-sched.c (sms_schedule): Set probabilities for entering
6296 versioned loop correctly.
6297 * tree-vect-transform.c (vect_transform_loop): Ditto.
6298 * cfgloop.h (loopify, loop_version): Declaration changed.
6299 (scale_loop_frequencies): Declared.
6301 2007-01-02 Jan Hubicka <jh@suse.cz>
6303 * cgraph.c: Include tree-flow.h
6304 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6306 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6307 * tree-pass.h (pass_all_early_optimizations): Declare.
6308 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6310 (cgraph_analyze_function): Do early_local_passes.
6311 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6312 Do not add referenced vars.
6313 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6315 (gate_all_early_local_passes): New gate.
6316 (pass_early_local_passes): Use new gate.
6317 (execute_early_local_optimizations): New functions.
6318 (gate_all_early_optimizations): New gate.
6319 (pass_all_early_optimizations): New pass.
6320 (execute_free_datastructures): Free SSA only when initialized.
6321 (gate_init_datastructures): Init only when optimizing.
6322 (tree_lowering_passes): Do early local passes when called late.
6323 * tree-profile.c (do_tree_profiling): Don't profile functions added
6325 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6326 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6328 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6329 during early_local_passes.
6330 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6333 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6335 * Makefile.in: Update copyright year.
6337 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6339 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6340 in $(lang_checks) and check-consistency targets.
6342 2007-01-02 Jan Hubicka <jh@suse.cz>
6344 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6345 Do not add referenced vars.
6346 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6348 * passes.c (init_optimization_passes): Put mudflap_2 after
6349 free_datastructures.
6351 2007-01-02 Jan Hubicka <jh@suse.cz>
6353 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6354 Set NOTHROW flag on call statements proved to be nothrow.
6355 Update statement of local calls so new pure/const functions are
6356 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6358 (tree_rest_of_compilation): Register hooks and initialize bitmap
6359 early. Do not set after_inlining flag.
6361 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6363 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6364 HOST_BITS_PER_LONGLONG
6366 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6369 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6370 warning for non-static initializers.
6372 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6374 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6375 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6376 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6377 Always use set_unique_reg_note to add REG_EQUAL notes.
6379 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6382 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6384 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6385 * cfgbuild.c (find_basic_blocks): Likewise.
6386 * cfgrtl.c (rtl_create_basic_block): Likewise.
6387 * function.c (temp_slots_at_level): Likewise.
6388 * reg-stack.c (stack_regs_mentioned): Likewise.
6389 * regclass.c (allocate_reg_info): Likewise.
6390 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6391 set_bb_for_stmt, move_block_to_fn): Likewise.
6392 * tree-complex.c (tree_lower_complex): Likewise.
6393 * vec.h (VEC_safe_grow_cleared): New.
6395 2007-01-02 Ian Lance Taylor <iant@google.com>
6397 * c-common.c (c_common_truthvalue_conversion): When warning about
6398 using an assignment as a truth value, set TREE_NO_WARNING.
6400 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6403 * c.opt (Wold-style-declaration): New.
6404 * doc/invoke.texi (C-only Warning Options): New.
6405 (Wold-style-declaration): Document it.
6406 (Wextra): Enabled by -Wextra.
6407 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6408 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6409 -Wold-style-declaration.
6411 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6413 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6414 * cfgbuild.c (find_basic_blocks): Likewise.
6415 * cfgrtl.c (rtl_create_basic_block): Likewise.
6416 * function.c (temp_slots_at_level): Likewise.
6417 * reg-stack.c (stack_regs_mentioned): Likewise.
6418 * regclass.c (allocate_reg_info): Likewise.
6419 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6420 set_bb_for_stmt, move_block_to_fn): Likewise.
6421 * tree-complex.c (tree_lower_complex): Likewise.
6422 * vec.h (VEC_safe_grow_cleared): New.
6424 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6426 * c-common.c (c_common_nodes_and_builtins): Since variants of
6427 void_type_node get built before it is given a name, we need to
6428 give those variants the name, too.
6429 (complete_array_type): We need to work with the canonical main
6430 type of the array, from which we will build the qualified version.
6431 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6432 * print-tree.c (print_node): Display canonical type information
6434 * stor-layout.c (layout_type): When we don't know the
6435 alignment of a type for which we're building an array, we end up
6436 guessing wrong, so make the type require structural equality.
6437 * tree.c (make_node_stat): When we build a new type, it is its
6439 (build_type_attribute_qual_variant): When building an attribute
6440 variant, its canonical type is the non-attribute variant. However,
6441 if the attributes are target-dependent and they differ, we need to
6442 use structural equality checks for this type.
6443 (build_qualified_type): A qualified type is not equivalent to its
6444 unqualified variant; set the canonical type appropriately.
6445 (build_distinct_type_copy): When building a distinct type from
6446 another type, the new type is its own canonical type.
6447 (build_variant_type_copy): When building a new type variant, we
6448 assume that it is equivalent to the original type.
6449 (build_pointer_type_for_mode): When building a pointer type, also
6450 build a canonical type pointer.
6451 (build_reference_type_for_mode): When building a reference type,
6452 also build a canonical type reference.
6453 (build_index_type): When we can't hash an index type (e.g.,
6454 because its maximum value is negative), the index type requires
6455 structural equality tests.
6456 (build_array_type): Build the canonical form of an array type.
6457 (build_function_type): Function types require structural equality,
6458 because they contain default arguments, attributes, etc.
6459 (build_method_type_directly): Ditto for method types.
6460 (build_offset_type): Build the canonical offset type.
6461 (build_complex_type): Build the canonical vector type.
6462 (make_vector_type): Build the canonical vector type.
6463 * tree.h (TYPE_CANONICAL): New.
6464 (TYPE_STRUCTURAL_EQUALITY_P): New.
6465 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6466 (struct tree_type): Added "canonical" field.
6467 * params.h (VERIFY_CANONICAL_TYPES): New.
6468 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6469 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6470 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6471 * doc/invoke.texi (verify-canonical-types): Document --param
6472 parameter for verifying canonical types.
6474 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6476 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6477 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6478 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6479 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6481 * config/rs6000/e500.h: New.
6482 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6483 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6485 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6486 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6487 TARGET_E500_DOUBLE): Remove.
6488 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6489 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6490 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6491 * config/rs6000/rs6000.c (rs6000_override_options): Use
6494 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6496 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6497 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6498 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6499 rs6000_emit_cmove): Don't check TARGET_E500.
6500 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6501 sordered): Don't check TARGET_E500.
6503 2007-01-01 Eric Christopher <echristo@apple.com>
6505 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6506 HARD_REGISTER_NUM_P.
6508 2007-01-01 Roger Sayle <roger@eyesopen.com>
6510 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6511 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6512 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6515 2007-01-01 Mike Stump <mrs@apple.com>
6517 * configure.ac: Remove support for building with Apple's gcc-3.1.
6519 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6522 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6523 REG is a hard register. Do not modify REG before calling
6525 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6526 multiple of the size of YMODE for certain lowpart cases.
6528 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6531 * gimplify (voidify_wrapper_expr): Update for
6534 2007-01-01 Andreas Schwab <schwab@suse.de>
6537 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6538 save of BR0 in extra_spill_size instead of spill_size.
6539 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6541 (ia64_expand_epilogue): Restore BR0 from its new location.
6543 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6545 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6546 Use a temporary variable if the left hand side is not a gimple
6549 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6551 * gimplify.c (gimplify_return_expr): Make the temporary variable
6552 for the return expression, a gimple register variable.
6554 2007-01-01 Jan Hubicka <jh@suse.cz>
6556 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6559 2007-01-01 Mike Stump <mrs@apple.com>
6561 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6563 * config/darwin.c (machopic_select_rtx_section): Use
6565 (darwin_mergeable_constant_section): Likewise.
6566 * configure: Regenerate.
6567 * config.in: Regenerate.
6569 2007-01-01 Jan Hubicka <jh@suse.cz>
6570 Andrew Pinski <pinskia@gmail.com>
6572 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6573 before starting IPA passes.