1 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6 2010-02-22 Richard Guenther <rguenther@suse.de>
8 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
10 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
12 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
13 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
14 ($(T)crti.o, $(T)crtn.o): Remove rules.
16 2010-02-21 Tobias Burnus <burnus@net-b.de>
19 * doc/invoke.texi (-fassociative-math): Document that this
20 option is automatically enabled for Fortran.
22 2010-02-20 David S. Miller <davem@davemloft.net>
24 * configure.ac: Test if linker and assembler properly support
25 GOTDATA_OP relocations.
27 * config.in: Likewise.
28 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
29 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
30 (movsi_high_pic): Likewise.
31 (movdi_lo_sum_pic): Likewise.
32 (movdi_high_pic): Likewise.
33 (movsi_pic_gotdata_op): New pattern.
34 (movdi_pic_gotdata_op): Likewise.
35 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
36 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
38 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
41 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
43 (xop_mulv2div2di3_high): Ditto.
45 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
48 * c.opt (Wconversion-null): New option.
49 * doc/invoke.texi (Wconversion-null): Document.
51 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
53 * common.opt (Wlarger-than-): Add Undocumented.
55 2010-02-19 Mike Stump <mikestump@comcast.net>
57 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
59 2010-02-19 Jason Merrill <jason@redhat.com>
62 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
63 * configure: Likewise.
65 2010-02-20 Alan Modra <amodra@gmail.com>
68 * cgraph.h (cgraph_make_decl_local): Declare.
69 * cgraph.c (cgraph_make_decl_local): New function.
70 (cgraph_make_node_local): Use it.
71 * cgraphunit.c (cgraph_function_versioning): Likewise.
72 * ipa.c (function_and_variable_visibility): Likewise.
74 2010-02-19 Jakub Jelinek <jakub@redhat.com>
77 * except.c (sjlj_emit_function_enter): Don't call
78 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
80 * rtl.h (add_reg_br_prob_note): Remove prototype.
82 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
85 * c-common.c (conversion_warning): Remove widening conversions
86 before checking the conversion of integers to reals.
88 2010-02-19 Mike Stump <mikestump@comcast.net>
91 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
94 * cgraphunit.c (process_function_and_variable_attributes): Check
95 DECL_PRESERVE_P instead of looking up attribute "used".
96 * ipa-pure-const.c (check_decl): Likewise.
97 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
98 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
99 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
100 instead of attribute "used".
101 * config/sol2-c.c (solaris_pragma_init): Likewise.
102 (solaris_pragma_fini): Likewise.
104 2010-02-19 Jakub Jelinek <jakub@redhat.com>
106 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
107 Use XCNEW instead of xcalloc.
108 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
109 XNEW instead of xmalloc.
110 (get_fields): Use XNEWVEC instead of xmalloc.
113 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
115 (create_new_general_access): For debug stmts just reset value.
116 (get_stmt_accesses): For accesses within debug stmts just record them
117 using add_access_to_acc_sites instead of preventing the peeling or
118 counting them as accesses.
121 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
123 2010-02-19 Richard Guenther <rguenther@suse.de>
125 PR tree-optimization/42916
126 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
129 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
131 * configure.ac: Replace all uses of changequote in macro arguments
134 2010-02-19 Jakub Jelinek <jakub@redhat.com>
137 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
139 2010-02-19 Richard Guenther <rguenther@suse.de>
141 PR tree-optimization/42944
142 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
143 test for aliasing with errno.
145 2010-02-19 Jakub Jelinek <jakub@redhat.com>
148 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
149 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
150 * dojump.c: Include output.h.
151 (inv): New inline function.
152 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
153 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
154 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
155 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
156 argument, pass it down to other calls.
157 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
158 add REG_BR_PROB note to the conditional jump.
159 * cfgexpand.c (add_reg_br_prob_note): Removed.
160 (expand_gimple_cond): Don't call it, add the probability
161 as last argument to jumpif_1/jumpifnot_1.
162 * Makefile.in (dojump.o): Depend on output.h.
163 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
165 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
166 * stmt.c (do_jump_if_equal): Likewise.
167 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
168 * loop-unswitch.c (compare_and_jump_seq): Likewise.
169 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
171 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
172 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
174 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
176 (store_expr): Adjust jumpifnot caller.
177 (store_constructor): Adjust jumpif caller.
180 * gimplify.c (gimple_boolify): For __builtin_expect call
181 gimple_boolify also on its first argument.
183 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
185 * configure.ac (gnu-unique-object): Wrap regexps using [] in
187 (__stack_chk_fail): Ditto. Remove quadrigraphs.
188 * configure: Regenerated.
190 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
192 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
193 lang_hooks.types_compatible_p instead of comptypes.
195 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
197 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
198 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
199 if __prefer_thumb__ is defined.
201 2010-02-18 Martin Jambor <mjambor@suse.cz>
203 PR tree-optimization/43066
204 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
205 array with zero-sized element type.
207 2010-02-18 Jakub Jelinek <jakub@redhat.com>
209 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
210 rtx, allocate struct var_loc_node here and return it to the
211 caller, and only if it is actually needed.
212 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
213 move it earlier and return immediately if it returns NULL.
215 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
217 * config/sparc/gas.h: New file. Restore
218 TARGET_ASM_NAMED_SECTION to its ELF default.
219 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
221 * config/sparc/sparc.c (sparc_elf_asm_named_section):
222 Likewise. Add ATTRIBUTE_UNUSED to prototype.
223 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
226 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
228 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
230 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
232 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
233 patterns from predicated pattern.
235 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
239 for insn mnemonic suffix.
241 2010-02-17 Richard Guenther <rguenther@suse.de>
243 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
246 2010-02-17 Jakub Jelinek <jakub@redhat.com>
249 * caller-save.c (save_call_clobbered_regs): If BB ends with
250 a DEBUG_INSN, move any notes in between last real insn and the last
251 DEBUG_INSN after the last DEBUG_INSN.
253 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
255 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
256 Fix return type. Fix argument type. Explain meaning of return value.
258 2010-02-16 Richard Guenther <rguenther@suse.de>
260 PR tree-optimization/41043
261 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
262 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
264 (vrp_visit_phi_node): ... but only for loop PHI nodes.
266 2010-02-16 Ira Rosen <irar@il.ibm.com>
268 PR tree-optimization/43074
269 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
270 * tree-vect-loop.c (vect_analyze_loop_operations): Add
271 vectorizable cycles in hybrid SLP check.
272 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
274 2010-02-16 Richard Guenther <rguenther@suse.de>
276 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
277 (true_dependence): If memrefs_conflict_p computes must-alias
278 trust it. Move TBAA check after offset-based disambiguation.
279 (canon_true_dependence): Likewise.
281 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
283 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
284 * doc/invoke.texi: Document it.
285 * var-tracking.c: Include toplev.h and params.h.
286 (vt_find_locations): Return bool indicating success. Compute
287 hash sizes unconditionally. Check new parameter, report.
288 (variable_tracking_main_1): Check vt_find_locations results and
289 retry. Renamed from...
290 (variable_tracking_main): ... this. New wrapper to preserve
291 flag_var_tracking_assignments.
292 * Makefile.in (var-tracking.o): Adjust dependencies.
294 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
295 Jakub Jelinek <jakub@redhat.com>
298 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
299 if weak_import attribute is present.
300 * config/darwin.c (machopic_select_section): Likewise.
302 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
304 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
305 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
306 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
307 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
309 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
311 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
314 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
315 Rewrite text to refer to the names.
317 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
319 * config/i386/i386-builtin-types.def
320 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
321 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
322 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
323 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
324 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
325 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
326 IX86_BUILTIN_VPERMIL2PS256.
327 (MULTI_ARG_4_DF2_DI_I): Defined.
328 (MULTI_ARG_4_DF2_DI_I1): Defined.
329 (MULTI_ARG_4_SF2_SI_I): Defined.
330 (MULTI_ARG_4_SF2_SI_I1): Defined.
331 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
332 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
333 __builtin_ia32_vpermil2ps256.
334 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
335 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
336 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
337 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
338 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
339 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
340 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
341 CODE_FOR_xop_vpermil2v8sf3.
342 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
343 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
344 * config/i386/xopintrin.h (_mm_permute2_pd): New.
345 (_mm256_permute2_pd): New.
346 (_mm_permute2_ps): New.
347 (_mm256_permute2_ps): New.
349 2010-02-15 Nick Clifton <nickc@redhat.com>
351 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
352 boolean parameters. Use emit_jump_insn when emitting a pop
353 instruction containing a return insn.
354 (push): Use 'true' rather than '1' as second parameter to F.
355 (h8300_expand_prologue): Likewise.
356 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
357 (h8300_expand_epilogue): Likewise.
359 2010-02-15 Richard Guenther <rguenther@suse.de>
362 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
365 2010-02-15 Nick Clifton <nickc@redhat.com>
367 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
370 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
372 * intl.c (fake_ngettext): New function.
373 * intl.h (fake_ngettext): Declare.
374 (ngettext): Define macro.
375 * collect2.c (notice_translated): New function.
376 (main): Use notice_translated and ngettext.
377 * collect2.h (notice_translated): Declare.
379 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
381 * reorg.c (delete_computation): Comment fixes.
382 * caller-save.c (setup_save_areas): Idem.
383 * sel-sched-dump.c (dump_lv_set): Idem.
386 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
388 * config/s390/s390.c (s390_sched_init): New function.
389 (TARGET_SCHED_INIT): Target hook defined.
391 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
392 Jack Howarth <howarth@bromo.med.uc.edu>
393 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
396 Partial revert of unintended change in fix for PR41605.
397 * config/darwin.h: Fix typo.
398 * config/darwin9.h: Same.
400 2010-02-11 Jakub Jelinek <jakub@redhat.com>
402 * c-pch.c (pch_init): Clear v.
404 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
407 * graphite-scop-detection.c (graphite_can_represent_scev): Call
408 graphite_can_represent_init for MULT_EXPR.
410 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
414 * graphite-sese-to-poly.c (remove_phi): New.
415 (translate_scalar_reduction_to_array): Call remove_phi.
417 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
420 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
421 * graphite-clast-to-gimple.h (gloog): Update declaration.
422 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
423 * graphite-poly.h (struct poly_bb): Add missing comments.
424 (struct scop): Add poly_scop_p field.
426 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
427 * graphite.c (graphite_transform_loops): Build the polyhedral
428 representation for each scop before code generation.
429 * sese.c (rename_variables_in_operand): Removed.
430 (rename_variables_in_expr): Return the renamed expression.
431 (rename_sese_parameters): New.
432 * sese.h (rename_sese_parameters): Declared.
434 2010-02-11 Richard Guenther <rguenther@suse.de>
436 PR tree-optimization/42998
437 * tree-ssa-pre.c (create_expression_by_pieces): Treat
438 POINTER_PLUS_EXPR properly.
440 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
441 Changpeng Fang <changpeng.fang@amd.com>
444 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
445 the cost of an IV candidate when the IV is used in a test against zero.
447 * gcc.dg/tree-ssa/ivopts-3.c: New.
449 2010-02-11 Richard Guenther <rguenther@suse.de>
452 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
453 pointer-vs-decl case by swapping refs. Handle some cases
454 of pointer-vs-decl disambiguations more conservatively.
455 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
456 to false after expanding.
458 2010-02-11 Richard Guenther <rguenther@suse.de>
461 * gcc.c (process_command): Handle LTO file@offset case more
464 2010-02-11 Jakub Jelinek <jakub@redhat.com>
466 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
467 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
469 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
471 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
472 if MEM's mode size isn't DWARF2_ADDR_SIZE.
473 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
474 Optimize eq/ne comparisons when both arguments are known to be
476 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
477 Don't mask operands unnecessarily if they are known to be already
480 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
482 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
485 2010-02-10 Richard Guenther <rguenther@suse.de>
487 PR tree-optimization/43017
488 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
489 for wrapping signed arithmetic.
491 2010-02-10 Jakub Jelinek <jakub@redhat.com>
494 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
495 if no debug info should be emitted for it.
497 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
499 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
500 note when flag_exceptions is set.
502 2010-02-10 Duncan Sands <baldrick@free.fr>
504 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
506 2010-02-10 Richard Guenther <rguenther@suse.de>
509 * tree.c (get_unwidened): Handle constants.
510 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
512 2010-02-10 Martin Jambor <mjambor@suse.cz>
515 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
516 check for variable argument counts independently.
518 2010-02-10 Christian Bruel <christian.bruel@st.com>
521 * config/sh/sh.c (find_barrier): Increase length for non delayed
522 conditional branches.
524 2010-02-10 Christian Bruel <christian.bruel@st.com>
526 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
528 2010-02-10 Jakub Jelinek <jakub@redhat.com>
530 * builtins.c (set_builtin_user_assembler_name): Also handle
531 ffs if int is smaller than word.
533 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
536 * ira-conflicts.c (get_dup): Remove.
537 (process_reg_shuffles): Add new parameter. Use it as an
538 additional guard for copy generation.
539 (add_insn_allocno_copies): Rewrite.
541 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
543 * common.opt (fsched2-use-traces): Preserved for backward
545 * doc/invoke.texi: Remove the documentation about option
547 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
548 flag_sched2_use_traces.
549 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
550 the backward compatibility flag section.
552 2010-02-09 Richard Guenther <rguenther@suse.de>
554 PR tree-optimization/43008
555 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
556 make HEAP variables initialized from global memory if they
557 are not known builtin functions.
558 (find_func_aliases): Adjust.
560 2010-02-09 Richard Guenther <rguenther@suse.de>
562 PR tree-optimization/43000
563 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
566 2010-02-08 Jakub Jelinek <jakub@redhat.com>
568 PR tree-optimization/42931
569 * tree-loop-linear.c (try_interchange_loops): Don't call
570 double_int_mul if estimated_loop_iterations failed.
572 2010-02-08 Martin Jambor <mjambor@suse.cz>
575 * tree-sra.c (build_accesses_from_assign): Do not mark in
576 should_scalarize_away_bitmap if stmt has volatile ops.
577 (sra_modify_assign): Do not process assigns piecemeal if if stmt
580 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
582 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
584 2010-02-07 Adam Nemet <adambnmet@gmail.com>
586 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
589 2010-02-07 Andrew Pinski <pinskia@gmail.com>
592 * df-core.c (df_finish_pass): Change type of saved_flags to int.
594 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
597 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
598 to unknown_dependence.
599 (graphite_legal_transform_dr): Handle the unknown_dependence.
600 (graphite_carried_dependence_level_k): Same.
602 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
604 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
606 2010-02-07 Richard Guenther <rguenther@suse.de>
609 * expr.c (get_inner_reference): Always initialize *pbitsize.
611 2010-02-07 Richard Guenther <rguenther@suse.de>
614 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
615 new ARRAY_REFs on variable size element or minimal index arrays.
617 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
618 gimple_fold_indirect_ref.
620 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
623 * arm.c (arm_override_options): Just return if the user has specified
626 2010-02-03 Jason Merrill <jason@redhat.com>
629 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
630 i386_pe_maybe_record_exported_symbol.
632 2010-02-05 Steve Ellcey <sje@cup.hp.com>
635 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
636 (pa_delegitimize_address): New function.
638 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
640 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
641 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
643 2010-02-05 Richard Guenther <rguenther@suse.de>
646 * lto-streamer-in.c (get_resolution): Deal with references
647 to undefined functions.
649 2010-02-05 Richard Guenther <rguenther@suse.de>
651 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
652 (fold_const_aggregate_ref): Likewise.
653 (ccp_fold_stmt): Substitute loads.
654 (maybe_fold_reference): Verify types before substituting.
656 (fold_gimple_assign): Unshare properly.
657 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
659 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
661 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
662 for rs6000_gen_cell_microcode.
664 2010-02-04 Richard Guenther <rguenther@suse.de>
666 PR rtl-optimization/42952
667 * dse.c (const_or_frame_p): Remove MEM handling.
669 2010-02-04 Nick Clifton <nickc@redhat.com>
671 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
672 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
673 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
674 (mn10300_asm_output_mi_thunk): New function.
675 (mn10300_can_output_mu_thunk): New function.
676 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
677 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
678 (FUNCTION_ARG): Delete incorrect comment.
680 2010-02-03 Jason Merrill <jason@redhat.com>
683 * fold-const.c (operand_equal_p): Handle erroneous types.
685 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
687 * config/h8300/h8300.md (can_delay): Fix attibute condition.
689 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
691 PR rtl-optimization/42941
692 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
695 2010-02-03 Jason Merrill <jason@redhat.com>
698 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
700 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
703 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
705 (cselib_reset_table): Renamed from...
706 (cselib_reset_table_with_next_value): ... this.
707 (cselib_get_next_uid): Renamed from...
708 (cselib_get_next_unknown_value): ... this.
709 * cselib.c (next_uid): Renamed from...
710 (next_unknown_value): ... this.
711 (cselib_clear_table): Adjust.
712 (cselib_reset_table): Adjust. Renamed from...
713 (cselib_reset_table_with_next_value): ... this.
714 (cselib_get_next_uid): Adjust. Renamed from...
715 (cselib_get_next_unknown_value): ... this.
716 (get_value_hash): Use hash.
717 (cselib_hash_rtx): Likewise.
718 (new_cselib_val): Adjust. Set and dump uid.
719 (cselib_lookup_mem): Pass next_uid as hash.
720 (cselib_subst_to_values): Likewise.
721 (cselib_log_lookup): Dump uid.
722 (cselib_lookup): Pass next_uid as hash. Adjust.
723 (cselib_process_insn): Adjust.
724 (cselib_init): Initialize next_uid.
725 (cselib_finish): Adjust.
726 (dump_cselib_table): Likewise.
727 * dse.c (canon_address): Dump value uid.
728 * print-rtl.c (print_rtx): Print value uid.
729 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
731 (dv_uid): New function, sort of renamed from...
732 (dv_htab_hash): ... this, reimplemented in terms of it and...
733 (dv_uid2hash): ... this. New.
734 (variable_htab_eq): Drop excess assertions.
735 (tie_break_pointers): Removed.
736 (canon_value_cmp): Compare uids.
737 (variable_post_merge_New_vals): Print uids.
738 (vt_add_function_parameters): Adjust.
739 (vt_initialize): Reset table. Adjust.
741 2010-02-03 Richard Guenther <rguenther@suse.de>
743 PR tree-optimization/42944
744 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
745 (call_may_clobber_ref_p_1): Likewise. Properly handle
746 malloc and calloc clobbering errno.
748 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
750 * doc/invoke.texi: Fix name of sched1 dump.
752 * opts.c (decode_options): Set flag_tree_switch_conversion
753 only conditionally on optimize >= 2.
755 * gcse.c: Assorted comment fixes in pass description.
757 2010-02-03 Anthony Green <green@moxielogic.com>
759 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
760 nop padding in order to maintain alignment of storage location of
761 target function address.
762 (moxie_trampoline_init): Store target function address at newly
764 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
766 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
768 2010-02-03 Richard Guenther <rguenther@suse.de>
771 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
773 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
775 * config.gcc: Reenable check for obsolete targets.
776 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
777 mips-sgi-irix6.[0-4]*.
779 2010-02-02 Nick Clifton <nickc@redhat.com>
781 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
782 constant size of 4 as being the same as 0.
783 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
784 can take values in the range 0..4.
786 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
789 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
790 as _darwin10_Unwind_FindEnclosingFunction().
791 * libgcc-libsystem.ver: New.
793 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
796 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
797 implicitly set registers.
799 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
801 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
802 (arm_override_options): Allow automatic selection of the thread
803 pointer register if thumb2.
804 (legitimize_pic_address): Improve code sequences for Thumb2.
805 (arm_call_tls_get_addr): Likewise.
806 (legitimize_tls_address): Likewise.
807 * arm.md (pic_load_addr_arm): Delete. Replace with ...
808 (pic_load_addr_32bit): ... this. New named pattern.
809 * thumb2.md (pic_load_addr_thumb2): Delete.
810 (pic_load_dot_plus_four): Delete.
811 (tls_load_dot_plus_four): New named pattern.
813 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
816 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
817 Document fix for TLS bug.
819 2010-01-31 Richard Guenther <rguenther@suse.de>
821 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
822 conservatively correct.
824 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
828 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
830 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
832 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
834 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
836 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
838 * config.gcc: Adjust order of makefile fragments for mingw targets.
840 2010-01-31 Richard Guenther <rguenther@suse.de>
843 * gimplify.c (gimplify_init_constructor): For volatile LHS
844 initialize a temporary.
846 2010-01-31 Matthias Klose <doko@ubuntu.com>
848 * configure.ac: Fix __stack_chk_fail check for cross builds configured
850 * configure: Regenerate.
852 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
854 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
855 the same alias set and their sizes different constantness.
856 (aliasing_component_refs_p): Revert 2009-10-24 change.
858 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
860 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
863 2010-01-29 Richard Guenther <rguenther@suse.de>
865 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
866 Assert we successfully updated the call.
868 2010-01-29 Jakub Jelinek <jakub@redhat.com>
870 PR rtl-optimization/42889
871 * df.h (df_set_bb_dirty_nonlr): New prototype.
872 * df-core.c (df_set_bb_dirty_nonlr): New function.
873 * df-scan.c (df_insn_rescan): Call it instead of
874 df_set_bb_dirty for DEBUG_INSNs.
876 2010-01-29 Richard Guenther <rguenther@suse.de>
879 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
880 quadratic behavior in most cases.
882 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
885 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
886 in the call to gen_x86_movsicc_0_m1.
888 2010-01-28 Richard Guenther <rguenther@suse.de>
890 PR tree-optimization/42871
891 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
893 2010-01-28 Richard Guenther <rguenther@suse.de>
895 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
898 2010-01-28 Richard Guenther <rguenther@suse.de>
901 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
902 the forwarder if the destination is an EH landing pad.
904 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
906 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
907 block list passed to gimple_duplicate_sese_tail.
908 (parallelize_loops): Avoid parallelization when the function
910 Avoid parallelization when the preheader is IRREDUCIBLE.
911 Try to optimize when estimated_loop_iterations_int is unresolved.
912 Add the loop's location to the dump file.
913 * tree-cfg.c (add_phi_args_after_redirect): Remove.
914 (gimple_duplicate_sese_tail): Remove the check for the latch.
915 Redirect nexits to the exit block.
916 Remove handling of the incoming edges to the latch.
917 Redirect the backedge from the copied latch to the exit bb.
919 2010-01-28 Michael Matz <matz@suse.de>
922 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
923 Wrap force_reg into a sequence, emit it before user.
925 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
927 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
929 (arm_legacy_rev): Likewise.
930 (thumb_legacy_rev): Likewise.
932 2010-01-27 Jakub Jelinek <jakub@redhat.com>
934 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
935 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
936 on MEM's address failed, try avoid_constant_pool_reference and
937 recurse if it returned something different.
938 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
939 address, try avoid_constant_pool_reference and recurse if it
940 returned something different.
941 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
942 address and avoid_constant_pool_reference returned something
943 different, don't set have_address.
945 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
948 * var-tracking.c (val_store): Add modified argument, obey it.
950 (count_uses): Move down logging of main.
951 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
952 don't need resolution.
953 (emit_notes_in_bb): Likewise.
955 2010-01-27 Richard Guenther <rguenther@suse.de>
958 * tree-inline.c (remap_decl): Delay remapping of SSA name
959 default definitions until we need them.
961 2010-01-27 Jakub Jelinek <jakub@redhat.com>
963 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
964 (rs6000_delegitimize_address): New function.
966 * config/s390/s390.c (s390_delegitimize_address): Call
967 delegitimize_mem_from_attrs.
970 * tree-inline.c (cannot_copy_type_1): Removed.
971 (copy_forbidden): Don't forbid copying of functions containing
972 records/unions with variable length fields.
974 2010-01-27 Christian Bruel <christian.bruel@st.com>
978 * config/sh/sh.c (find_barrier): Increase length for non delayed
979 conditional branches.
981 2010-01-27 Matthias Klose <doko@ubuntu.com>
983 * configure.ac (gnu-unique-object): Fix ldd version check.
984 * configure: Regenerate.
986 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
988 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
990 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
991 Test for HAVE_GNU_AS value.
993 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
995 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
996 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
998 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
999 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1000 INT_LEAST64_TYPE): Define.
1001 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1002 UINT_LEAST64_TYPE): Define.
1003 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1004 INT_FAST64_TYPE): Define.
1005 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1006 UINT_FAST64_TYPE): Define.
1007 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1008 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1009 (SIG_ATOMIC_TYPE): Define.
1011 2010-01-26 Richard Guenther <rguenther@suse.de>
1013 * df-scan.c (df_scan_set_bb_info): Remove assert.
1014 (df_insn_rescan_debug_internal): Merge asserts.
1015 (df_install_ref): Likewise.
1016 (df_mark_reg): Use bitmap_set_range.
1017 (df_hard_reg_used_p): Remove assert.
1018 (df_hard_reg_used_count): Likewise.
1020 2010-01-26 Richard Guenther <rguenther@suse.de>
1022 PR rtl-optimization/42685
1023 * web.c (web_main): Ignore DEBUG_INSNs.
1025 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1027 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1029 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1030 Fix types of fndecl and arglist parameters.
1032 2010-01-26 Richard Guenther <rguenther@suse.de>
1035 * tree-eh.c (unsplit_eh): Skip debug insns.
1037 2010-01-26 Richard Guenther <rguenther@suse.de>
1039 PR tree-optimization/42250
1040 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1042 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1045 * omp-low.c (expand_omp_sections): Only use single_pred if
1046 l2_bb is single_pred_p.
1048 2010-01-25 Christian Bruel <christian.bruel@st.com>
1051 * config/sh/sh.c (find_barrier): Increase length for non delayed
1052 conditional branches.
1053 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1055 2010-01-24 David S. Miller <davem@davemloft.net>
1057 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1058 define if not using GAS.
1059 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1060 Likewise. Delete SECTION_MERGE code, which is only applicable
1063 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1066 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1067 mangling of va_list in system headers.
1069 2010-01-23 Toon Moene <toon@moene.org>
1071 * tree-predcom.c (combine_chains): Return NULL, not false.
1073 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1075 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1076 initialization of variable res to agree with return type.
1078 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1080 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1081 * tree-sra.c: Add include of expr.h.
1083 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1085 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1086 insert the debug stmt on the single non-EH edge from the stmt.
1088 2010-01-22 Richard Henderson <rth@redhat.com>
1091 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1092 the RHS until after generate_subtree_copies has insertted its
1093 code before the current statement.
1095 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1097 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1099 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1101 2010-01-21 Martin Jambor <mjambor@suse.cz>
1103 PR tree-optimization/42585
1104 * tree-sra.c (struct access): New field grp_total_scalarization.
1105 (dump_access): Dump the new field.
1106 (should_scalarize_away_bitmap): New variable.
1107 (cannot_scalarize_away_bitmap): Likewise.
1108 (sra_initialize): Allocate new bitmaps.
1109 (sra_deinitialize): Free new bitmaps.
1110 (create_access_1): New function.
1111 (create_access): Parts moved to create_access_1.
1112 (type_consists_of_records_p): New function.
1113 (completely_scalarize_record): Likewise.
1114 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1115 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1116 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1118 (analyze_all_variable_accesses): Completely scalarize small eligible
1121 2010-01-21 Martin Jambor <mjambor@suse.cz>
1123 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1125 2010-01-21 Andrew Haley <aph@redhat.com>
1127 * gcc.c (process_command): Move lang_specific_driver before
1128 setting cc_libexec_prefix.
1130 2010-01-21 Richard Guenther <rguenther@suse.de>
1133 * fold-const.c (negate_expr_p): Pretend only negative
1134 real constants are easily negatable.
1136 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1137 Jason Merrill <jason@redhat.com>
1139 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1140 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1141 * calls.c (initialize argument_information): Handle it.
1142 * c-common.c (handle_transparent_union_attribute): Use new name.
1143 * c-decl.c (finish_struct): Ditto.
1144 * c-typeck.c (type_lists_compatible_p): Ditto.
1145 (convert_for_assignment): Use new name and also handle record.
1146 * function.c (aggregate_value_p): Handle it.
1147 (pass_by_reference): Ditto.
1148 (assign_parm_data_types): Ditto.
1149 * print-tree.c (print_node): Ditto.
1150 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1151 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1152 * tree.c (first_field): New fn.
1154 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1157 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1158 even when linking statically, for now.
1160 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1163 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1164 without a cselib val.
1165 (count_uses): Accept MO_VAL_SET with no val on stores.
1166 (add_stores): Likewise.
1168 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1170 * var-tracking.c (check_value_val): Add a compile time assertion.
1171 (dv_is_decl_p): Simplify.
1172 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1173 gcc_assert if ENABLE_CHECKING.
1175 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1178 * var-tracking.c: Include tree-flow.h.
1179 (mem_dies_at_call): New.
1180 (dataflow_set_preserve_mem_locs): Use it.
1181 (dataflow_set_remove_mem_locs): Likewise.
1182 (dump_var): Renamed from dump_variable. Adjust all callers.
1183 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1184 * Makefile.in (var-tracking.o): Adjust deps.
1186 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1188 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1190 2010-01-20 Richard Guenther <rguenther@suse.de>
1192 PR tree-optimization/42717
1193 * tree-ssa-dce.c (get_live_post_dom): Remove.
1194 (forward_edge_to_pdom): Take an arbitrary edge to copy
1195 degenerate PHI args from.
1196 (remove_dead_stmt): Use the first post-dominator even if it
1197 does not contain live statements as redirection destination.
1199 2010-01-20 Richard Guenther <rguenther@suse.de>
1201 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1203 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1205 * sel-sched.c (create_speculation_check): Remove set but not used
1207 (try_transformation_cache): Remove set but not used variable ds.
1208 (calculate_privileged_insns): Remove set but not used variables
1209 cur_insn and min_spec_insn.
1210 (find_best_expr): Remove set but not used variable avail_n.
1211 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1213 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1215 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1216 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1219 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1222 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1223 cpu types. Add support for *-sse3 cpu types.
1224 (x86_64-*-*): Ditto.
1226 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1229 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1230 argument, call initializer_constant_valid_p_1 instead of
1231 initializer_constant_valid_p, pass CACHE to it, return NULL
1232 immediately if first call returns NULL.
1233 (initializer_constant_valid_p_1): New function.
1234 (initializer_constant_valid_p): Use it.
1236 2010-01-20 Thomas Quinot <quinot@adacore.com>
1238 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1240 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1242 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1243 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1244 (loc_list_from_tree): Don't handle unsigned division. Handle
1245 signed modulo using DW_OP_{over,over,div,mul,minus}.
1246 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1247 modulo instead of signed.
1249 2010-01-20 DJ Delorie <dj@redhat.com>
1251 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1253 (h8300_emit_stack_adjustment): Propogate it.
1255 (h8300_expand_prologue): Likewise.
1256 (h8300_expand_epilogue): Likewise.
1258 2010-01-19 Michael Matz <matz@suse.de>
1260 PR tree-optimization/41783
1261 * tree-data-ref.c (toplevel): Include flags.h.
1262 (dump_data_dependence_relation): Also dump the inputs if the
1263 result will be unknown.
1264 (split_constant_offset_1): Look through some conversions.
1265 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1266 the offset from last element is too large.
1267 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1268 (reassociate_to_the_same_stmt): Handle vector registers.
1269 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1271 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1272 wide_prolog_niters argument, emit widening instructions.
1273 (vect_do_peeling_for_alignment): Adjust caller, use widened
1274 variant of the iteration cound.
1275 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1277 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1280 * config/arm/neon-testgen.m (emit_automatics): New parameter
1281 features. Adjust for Fixed_return_reg feature.
1282 (test_intrinsic): Call emit_automatics with new feature.
1283 * config/arm/neon.ml: Update copyright years.
1284 (features): New Fixed_return_reg feature.
1285 (ops): Update feature for Vget_low.
1287 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1289 PR tree-optimization/42719
1290 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1294 * fwprop.c (all_uses_available_at): Return false if def_set dest
1295 is a REG that is used in def_insn.
1297 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1299 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1301 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1304 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1306 * target.h (struct gcc_target) <secondary_reload>: Change type
1307 of last argument to secondary_reload_info *.
1309 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1312 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1313 memory references with unaligned offsets. Remove CQImode handling.
1314 (unaligned_memory_operand): Return 1 for memory references with
1315 unaligned offsets. Remove CQImode handling.
1317 2010-01-18 Richard Guenther <rguenther@suse.de>
1320 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1323 2010-01-18 Richard Guenther <rguenther@suse.de>
1325 PR tree-optimization/42781
1326 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1327 restrict processing only if the original variable was artificial.
1329 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1331 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1332 find number of popped argument bytes.
1334 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1335 Fix the text that describes the return value for invalid insns.
1337 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1339 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1340 Clarify what 'cost of the -dependence' is. Fix quoting.
1342 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1343 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1345 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1347 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1348 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1350 2010-01-17 Richard Guenther <rguenther@suse.de>
1353 * function.c (split_complex_args): Take a VEC to modify.
1354 (assign_parms_augmented_arg_list): Build a VEC instead of
1355 a chain of PARM_DECLs.
1356 (assign_parms_unsplit_complex): Take a VEC of arguments.
1357 Do not fixup unmodified parms.
1358 (assign_parms): Deal with the VEC.
1359 (gimplify_parameters): Likewise.
1361 2010-01-17 Richard Guenther <rguenther@suse.de>
1363 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1364 node existence check.
1365 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1366 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1367 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1368 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1369 (gimple_execute_on_growing_pred): Likewise.
1371 2010-01-17 Richard Guenther <rguenther@suse.de>
1373 PR tree-optimization/42773
1374 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1375 (compute_antic_aux): Likewise.
1376 (compute_partial_antic_aux): Likewise.
1378 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1381 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1384 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1386 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1389 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1390 Fix markup for strict argument.
1392 (TARGET_SCHED_REORDER2): Fix argument types.
1394 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1395 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1397 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1398 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1400 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1403 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1404 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1405 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1406 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1407 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1409 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1411 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1413 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1414 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1416 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1418 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1421 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1423 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1424 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1426 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1428 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1430 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1431 referring to it. Fix language.
1433 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1435 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1437 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1439 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1441 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1442 '@var{stream}. Remove stray 'and'.
1444 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1446 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1448 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1450 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1451 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1453 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1454 Fix description of return value.
1455 Rename argument "sz" to "len."
1457 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1458 Clarify meaning of 'true' return value.
1460 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1462 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1463 rep_mode versus mode_rep.
1465 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1467 (TARGET_BUILTIN_DECL): Fix name.
1469 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1471 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1473 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1475 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1477 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1479 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1482 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1483 Rename argument tm_fn to md_fn.
1485 (TARGET_OPTION_PRINT): Fix argument list.
1487 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1490 * config/i386/i386.c (ix86_fixup_binary_operands):
1491 Revert FMA4 fixup of operands.
1493 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1496 * Makefile.in (write_entries_to_file, install-plugin):
1497 Use \012 instead of \n with tr.
1499 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1501 * configure.ac (HAVE_AS_REF): New C macro.
1502 * configure: Regenerate.
1503 * config.in: Likewise.
1504 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1506 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1509 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1511 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1513 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1515 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1517 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1519 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1521 (TARGET_BINDS_LOCAL_P): Fix argument type.
1523 (TARGET_ASM_FILE_END): Use prototype.
1525 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1527 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1529 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1531 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1533 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1534 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1536 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1537 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1539 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1540 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1541 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1542 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1544 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1546 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1548 (TARGET_INIT_BUILTINS): Use prototype.
1550 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1551 Put 'const char *' in braces. Fix parameter types.
1552 (TARGET_INVALID_CONVERSION): Fix parameter types.
1553 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1554 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1556 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1559 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1561 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1563 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1565 * doc/tm.texi (TARGET_HELP): Fix return type.
1567 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1568 in braces. Fix argument types.
1570 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1572 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1574 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1576 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1577 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1579 (TARGET_MANGLE_TYPE): Fix argument types.
1581 (TARGET_IRA_COVER_CLASSES): Use prototype.
1583 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1585 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1587 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1589 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1591 (TARGET_CALLEE_COPIES): Fix argument types.
1593 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1595 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1597 (TARGET_FUNCTION_VALUE): Fix argument types.
1599 (TARGET_RETURN_IN_MSB): Fix argument type.
1601 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1603 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1605 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1607 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1608 agree with return type.
1610 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1612 2010-01-15 Jing Yu <jingyu@google.com>
1614 PR rtl-optimization/42691
1615 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1616 a pseudo to a constant and are merged, and adjust comments.
1618 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1620 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1622 2010-01-15 Richard Guenther <rguenther@suse.de>
1625 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1626 labels of computed or non-local gotos to the destination.
1627 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1628 landing pad label is the first label.
1630 2010-01-15 Richard Guenther <rguenther@suse.de>
1632 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1634 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1637 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1638 to allow generation of the xssqrtdp instruction on power7.
1639 (sqrtdf2_fpr): Ditto.
1641 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1644 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1645 functions with noreturn attribute.
1648 * varasm.c (declare_weak): Add weak attribute to decl if it
1649 doesn't have one already.
1650 (assemble_external): Only add decls to weak_decls if they also
1651 have weak attribute.
1653 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1655 * var-tracking.c (var_reg_delete): Don't delete the association
1656 between REGs and values or one-part variables if the register
1659 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1662 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1663 because its first operand is a non-localized variable.
1665 2010-01-14 Martin Jambor <mjambor@suse.cz>
1667 PR tree-optimization/42706
1668 * tree-sra.c (encountered_recursive_call): New variable.
1669 (encountered_unchangable_recursive_call): Likewise.
1670 (sra_initialize): Initialize both new variables.
1671 (callsite_has_enough_arguments_p): New function.
1672 (scan_function): Call decl and flags check only for IPA-SRA, check
1673 whether there is a recursive call and whether it has enough arguments.
1674 (all_callers_have_enough_arguments_p): New function.
1675 (convert_callers): Look for recursive calls only when
1676 encountered_recursive_call is set.
1677 (ipa_early_sra): Bail out either if
1678 !all_callers_have_enough_arguments_p or
1679 encountered_unchangable_recursive_call.
1681 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1683 * sel-sched.c: Add 2010 to copyright years.
1684 * sel-sched-ir.c: Likewise.
1685 * sel-sched-ir.h: Likewise.
1687 2010-01-14 Martin Jambor <mjambor@suse.cz>
1689 PR tree-optimization/42714
1690 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1691 constructors specially.
1693 2010-01-14 Andi Kleen <ak@linux.intel.com>
1695 * config/i386/drivers-i386.c (detect_caches_intel):
1696 Add l2sizekb parameter and fill in.
1697 (host_detect_local_cpu): Add l2sizekb, fill in.
1698 Add Atom small cache heuristic.
1700 2010-01-14 Andi Kleen <ak@linux.intel.com>
1702 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1703 Add level3 parameter and fill in.
1704 (detect_caches_intel): Handle level3 cache.
1706 2010-01-14 Andi Kleen <ak@linux.intel.com>
1708 * config/i386/drivers-i386.c (host_detect_local_cpu):
1709 Fix core duo detection.
1711 2010-01-14 Andi Kleen <ak@linux.intel.com>
1713 * config/i386/drivers-i386.c (host_detect_local_cpu):
1716 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1718 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1719 (rs6000_variable_issue_1): this. Use...
1720 (rs6000_variable_issue): here. Reimplement. Print debug info.
1722 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1724 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1725 sel_restore_notes. Update all callers. Call reemit_notes
1728 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1730 PR rtl-optimization/42246
1731 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1734 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1736 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1737 all successors is the same as number of successors in current region.
1739 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1741 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1742 to rename is not separable. Otherwise check that its LHS is not NULL.
1744 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1746 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1748 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1750 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1751 available registers when failed to discover LHS register class.
1752 Fix indentation. Update comment.
1754 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1755 Alexander Monakov <amonakov@ispras.ru>
1757 PR rtl-optimization/42389
1758 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1760 (advance_state_on_fence): Likewise.
1761 (sel_target_adjust_priority): Print debug output only when
1762 sched_verbose >= 4, not 2.
1763 (get_expr_cost): Do not issue all unique insns on the next cycle.
1764 (fill_insns): Initialize can_issue_more from the value saved
1766 * sel-sched-ir.c (flist_add): New parameter issue_more.
1767 Init FENCE_ISSUE_MORE with it.
1768 (merge_fences): Likewise.
1769 (init_fences): Update call to flist_add.
1770 (add_to_fences, add_clean_fence_to_fences)
1771 (add_dirty_fence_to_fences): Likewise.
1772 (move_fence_to_fences): Update call to merge_fences.
1773 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1775 * sel-sched-ir.h (struct _fence): New field issue_more.
1776 (FENCE_ISSUE_MORE): New accessor macro.
1778 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1780 PR rtl-optimization/42388
1781 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1782 that have no predecessors nor successors. Do not call move_bb_info
1783 for empty blocks outside of current region.
1785 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1787 PR rtl-optimization/42294
1788 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1789 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1790 originators' originators.
1792 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1794 PR rtl-optimization/39453
1795 PR rtl-optimization/42246
1796 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1798 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1800 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1801 Alexander Monakov <amonakov@ispras.ru>
1804 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1805 (maybe_tidy_empty_bb): ... here. Make static. Add new
1806 argument. Update all callers.
1807 (tidy_control_flow): ... and here. Recompute topological order
1808 of basic blocks in region if necessary.
1809 (sel_redirect_edge_and_branch): Change return type. Return true
1810 if topological order might have been invalidated.
1811 (purge_empty_blocks): Export and move from...
1812 * sel-sched.c (purge_empty_blocks): ... here.
1813 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1814 (maybe_tidy_empty_bb): Delete prototype.
1815 (purge_empty_blocks): Declare.
1817 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1819 PR rtl-optimization/42249
1820 * sel-sched.c (try_replace_dest_reg): When chosen register
1821 and original register is the same, do not bail out early, but
1822 still check all original insns for validity of replacing destination
1823 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1826 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1829 Port from no-undefined-overflow branch:
1830 2009-03-09 Richard Guenther <rguenther@suse.de>
1832 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1834 2010-01-14 Richard Guenther <rguenther@suse.de>
1837 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1839 2010-01-14 Ira Rosen <irar@il.ibm.com>
1841 PR tree-optimization/42709
1842 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1843 as scalar type in creation of constant vector operand.
1845 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1848 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1849 (check-parallel-%): Match `testsuite' directory component only
1852 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1854 PR translation/39521
1855 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1858 2010-01-13 Richard Guenther <rguenther@suse.de>
1860 PR tree-optimization/42730
1861 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1864 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1867 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1868 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1871 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1873 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1874 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1875 ___umulsi3_highpart.
1877 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1878 rather than schedule_insns if the pass is enabled.
1880 2010-01-13 Martin Jambor <mjambor@suse.cz>
1882 PR tree-optimization/42704
1883 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1886 2010-01-13 Martin Jambor <mjambor@suse.cz>
1888 PR tree-optimization/42703
1889 * tree-sra.c (analyze_access_subtree): Check that we can build a
1890 reference to the original data within the aggregate.
1892 2010-01-13 Richard Guenther <rguenther@suse.de>
1894 PR tree-optimization/42705
1895 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1897 2010-01-13 Richard Guenther <rguenther@suse.de>
1900 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1902 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1905 * var-tracking.c (values_to_unmark): New variable.
1906 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1907 values_to_unmark vector. Moved body to...
1908 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1909 instead queue it into values_to_unmark vector.
1910 (vt_find_locations): Free values_to_unmark vector.
1912 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1914 * config/s390/s390.c (override_options): Set
1915 default of max-pending-list-length to 256
1917 2010-01-13 Richard Guenther <rguenther@suse.de>
1920 * tree-pass.h (PROP_gimple_lcx): New.
1921 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1922 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1923 before the final cleanup_eh.
1924 (dump_properties): Dump PROP_gimple_lcx.
1925 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1926 (tree_lower_complex_O0): Remove.
1927 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1928 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1929 tree_lower_complex, schedule TODO_update_ssa.
1930 * lto-streamer-out.c (output_function): Stream the functions
1932 * lto-streamer-in.c (input_function): Likewise.
1933 (lto_read_body): Do not override them here.
1935 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1938 * c-typeck.c (build_c_cast): Fold value cast to union type before
1939 wrapping it in a CONSTRUCTOR.
1941 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1943 PR rtl-optimization/42699
1944 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1947 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1949 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1950 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1951 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1952 SUBTARGET_WARN_UNUSED_SPEC): ... here
1953 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1955 2010-01-12 Julian Brown <julian@codesourcery.com>
1957 * config/arm/neon-schedgen.ml (Utils): Don't try to
1958 open missing module.
1959 (find_with_result): New.
1961 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1964 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1965 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1967 PR tree-optimization/42645
1968 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1969 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1970 decl_map, set processing_debug_stmt to -1 and return name without
1973 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1975 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1976 binutils version, and reword target configuration description.
1978 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1980 * config/avr/avr.h (LINKER_NAME): Remove.
1982 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1985 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1986 that support VSX, warn for -mno-altivec if vsx is not disabled,
1989 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1990 Shujing Zhao <pearly.zhao@oracle.com>
1992 PR translation/42469
1993 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1994 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1995 character between option name and help text.
1996 * c.opt (imultilib): Likewise.
1998 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2000 * lto-streamer-out.c (output_unreferenced_globals): Output static
2003 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2005 PR rtl-optimization/42621
2006 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2007 optimizing for size.
2008 (duplicate_computed_gotos): Remove now-redundant check.
2010 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2013 * configure.ac: Save and restore LDFLAGS and LIBS
2014 * configure: Regenerate.
2016 2010-01-10 Richard Guenther <rguenther@suse.de>
2019 * builtins.c (fold_builtin_strlen): Add type argument and
2020 convert the resulting length to it.
2021 (fold_builtin_1): Adjust.
2023 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2025 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2026 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2028 (num_insns_constant_wide): Adjust for that change.
2030 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2033 * web.c (union_defs): Add used argument, to combine uses of
2035 (entry_register): Adjust type and tests of used argument.
2036 (web_main): Widen used for new use. Pass it to union_defs.
2037 * df.h (union_defs): Adjust prototype.
2039 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2042 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2043 uses in new incoming argument. Free body.
2044 (reset_debug_uses_in_loop): New.
2045 (analyze_insn_to_expand_var): Call the latter if the former found
2046 anything. Fix whitespace. Reject invalid dest overlaps before
2047 going through all insns in the loop.
2049 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2052 * haifa-sched.c (dying_use_p): Debug insns don't count.
2054 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2057 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2058 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2059 (verify_gimple_call): Reject LHS in noreturn calls.
2061 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2065 * tree-vect-loop-manip.c (adjust_info): New type.
2066 (adjust_vec): New pointer to vector.
2067 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2068 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2069 (slpeel_update_phis_for_duplicate_loop): Use them.
2070 (slpeel_update_phi_nodes_for_guard1): Likewise.
2071 (slpeel_update_phi_nodes_for_guard2): Likewise.
2072 (slpeel_tree_peel_loop_to_edge): Likewise.
2073 (vect_update_ivs_after_vectorizer): Likewise.
2075 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2077 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2078 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2080 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2082 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2083 bogus uninitialized warning.
2085 2010-01-09 Richard Guenther <rguenther@suse.de>
2088 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2089 the evolution is compatible with the initial condition.
2091 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2093 * gcc.c (process_command): Update copyright notice dates.
2094 * gcov.c (print_version): Likewise.
2095 * gcov-dump.c (print_version): Likewise.
2096 * mips-tfile.c (main): Likewise.
2097 * mips-tdump.c (main): Likewise.
2099 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2102 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2104 (rotlhi3_8): Delete.
2106 (rotlsi3_8): Delete.
2107 (rotlsi3_16): Delete.
2108 (rotlsi3_24): Delete.
2110 (*rotw<mode>3): New.
2111 (*rotb<mode>3): New.
2112 * config/avr/avr.c (avr_rotate_bytes): New function.
2113 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2115 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2118 * configure.ac: Modify -rdynamic check.
2119 * configure: Regenerate.
2121 2010-01-08 DJ Delorie <dj@redhat.com>
2123 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2124 register popping order.
2126 2010-01-08 Richard Guenther <rguenther@suse.de>
2129 * c.opt (fsigned-char): Also let LTO handle this option.
2130 (funsigned-char): Likewise.
2132 2010-01-07 Richard Guenther <rguenther@suse.de>
2134 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2135 (gimple_op): Likewise.
2136 (gimple_op_ptr): Likewise.
2137 (gimple_assign_set_lhs): Remove gcc_assert.
2138 (gimple_assign_set_rhs1): Likewise.
2139 (gimple_assign_set_rhs2): Likewise.
2140 (gimple_call_set_lhs): Likewise.
2141 (gimple_call_set_fn): Likewise.
2142 (gimple_call_set_fndecl): Likewise.
2143 (gimple_call_fndecl): Likewise.
2144 (gimple_call_return_type): Likewise.
2145 (gimple_call_set_chain): Likewise.
2146 (gimple_call_num_args): Likewise.
2147 (gimple_call_set_arg): Likewise.
2148 (gimple_cond_set_code): Likewise.
2149 (gimple_cond_set_lhs): Likewise.
2150 (gimple_cond_set_rhs): Likewise.
2151 (gimple_cond_set_true_label): Likewise.
2152 (gimple_cond_set_false_label): Likewise.
2153 (gimple_label_set_label): Likewise.
2154 (gimple_goto_set_dest): Likewise.
2155 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2156 (gimple_debug_bind_get_value): Likewise.
2157 (gimple_debug_bind_get_value_ptr): Likewise.
2158 (gimple_debug_bind_set_var): Likewise.
2159 (gimple_debug_bind_set_value): Likewise.
2160 (gimple_debug_bind_reset_value): Likewise.
2161 (gimple_debug_bind_has_value_p): Likewise.
2162 (gimple_return_retval_ptr): Remove gcc_assert.
2163 (gimple_return_retval): Likewise.
2164 (gimple_return_set_retval): Likewise.
2165 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2166 (safe_referenced_var_iterator): Remove.
2167 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2168 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2169 (fill_referenced_var_vec): Remove.
2170 (first_readonly_imm_use): Remove redundant gcc_assert.
2171 (phi_arg_index_from_use): Combine gcc_asserts.
2172 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2173 (first_imm_use_stmt): Remove redundant gcc_assert.
2174 * tree-cfg.c (verify_gimple_call): Verify function and chain
2175 operands. Verify arguments.
2176 (verify_types_in_gimple_stmt): Verify condition code and labels.
2178 2010-01-07 Richard Guenther <rguenther@suse.de>
2180 PR tree-optimization/42641
2181 * sese.c (rename_map_elt_info): Use the SSA name version, do
2184 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2186 PR tree-optimization/42625
2187 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2188 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2190 2010-01-07 Duncan Sands <baldrick@free.fr>
2192 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2194 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2197 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2198 note itself is not function_invariant_p.
2200 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2202 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2203 Do not add the DF_NOTE problem.
2204 * store-motion.c (execute_rtl_store_motion): Likewise.
2206 2010-01-07 Martin Jambor <mjambor@suse.cz>
2208 PR tree-optimization/42157
2209 * tree-sra.c (compare_access_positions): Stabilize sort if both
2210 accesses have integer types, return zero immediately if they are the
2213 2010-01-06 Richard Henderson <rth@redhat.com>
2216 * haifa-sched.c (add_to_note_list): Merge into ...
2217 (concat_note_lists): ... here, and ...
2218 (unlink_other_notes, rm_other_notes): Merge into...
2219 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2220 NOTE_INSN_EPILOGUE_BEG.
2222 2010-01-06 Richard Guenther <rguenther@suse.de>
2224 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2225 not inline regular functions into always-inline functions.
2227 2010-01-06 Nick Clifton <nickc@redhat.com>
2229 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2230 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2232 (OVERRIDE_OPTIONS): Delete.
2233 (OPTIMIZATION_OPTIONS): Define.
2234 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2235 * config/rx/rx.c (rx_handle_option): Issue an error message if
2236 -mcpu=rx200 and -fpu are used together.
2237 (rx_set_optimization_options): New function. Issue an error
2238 message if an optimization attribute attempts to reset the FPU/
2239 math optimization pairing.
2240 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2241 * config/rx/rx.opt: Set the default to 32-bit doubles.
2242 * config/rx/t-rx: Add multilibs for -nofpu option.
2243 * doc/invoke.texi: Update documentation of RX options.
2245 2010-01-06 Richard Guenther <rguenther@suse.de>
2247 * tree-ssa-pre.c (name_to_id): New global.
2248 (alloc_expression_id): Simplify SSA name handling.
2249 (lookup_expression_id): Likewise.
2250 (init_pre): Zero name_to_id.
2251 (fini_pre): Free it.
2253 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2255 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2257 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2260 * config/i386/sse.md (smaxv2di3): New.
2261 (umaxv2di3): Likewise.
2262 (sminv2di3): Likewise.
2263 (uminv2di3): Likewise.
2265 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2268 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2269 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2270 (legitimize_tls_address): Likewise.
2271 (sparc_tls_referenced_p): Likewise.
2272 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2273 and adjust calls to legitimize_pic_address.
2274 (legitimate_constant_p) Use sparc_tls_referenced_p.
2275 (legitimate_pic_operand_p): Likewise.
2276 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2277 (sparc_tls_symbol_ref_1): Delete.
2278 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2279 (legitimize_tls_address): Make static, handle CONST patterns.
2280 (legitimize_pic_address): Make static, remove unused parameter and
2281 adjust recursive calls.
2282 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2283 and adjust call to legitimize_pic_address.
2284 (sparc_output_mi_thunk): Likewise.
2286 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2287 H.J. Lu <hongjiu.lu@intel.com>
2290 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2291 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2292 operands to make them signed.
2295 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2298 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2299 GTU to GT for V4SI and V2DI.
2301 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2302 (umin<mode>3): Removed.
2304 (uminv4si3): Likewise.
2306 2010-01-05 Martin Jambor <mjambor@suse.cz>
2308 PR tree-optimization/42462
2309 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2310 current_function_decl to helper functions and macros.
2312 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2315 * flags.h: Don't include real.h.
2316 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2317 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2318 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2319 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2320 * dominance.c: Update copyright.
2321 * gimple.c (walk_gimple_op): Remove inline.
2322 * tree-ssa-reassoc.c: Include real.h.
2323 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2324 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2326 2010-01-05 Nick Clifton <nickc@redhat.com>
2328 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2329 register to push into the stack frame when the accumulator has to
2330 be saved during interrupts.
2332 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2334 * doc/invoke.texi: Remove the documentation about option
2336 * common.opt (Wunreachable-code): Preserved for backward
2338 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2339 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2340 the backward compatibility flag section.
2342 2010-01-05 Richard Guenther <rguenther@suse.de>
2344 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2346 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2349 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2351 PR tree-optimization/42508
2352 * tree-sra.c (convert_callers): Check for recursive call
2353 by comparing cgraph nodes instead of decls.
2354 (modify_function): Call ipa_modify_formal_parameters also
2355 on all same_body aliases.
2357 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2358 cgraph nodes when checking for same_body aliases.
2360 2010-01-05 Richard Guenther <rguenther@suse.de>
2362 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2363 allocation and lookup.
2364 (get_or_alloc_expr_for_constant): Likewise.
2365 (phi_translate): Sink allocation.
2367 2010-01-04 Richard Guenther <rguenther@suse.de>
2369 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2370 a new entry only if needed.
2371 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2372 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2374 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2376 (phi_translate): Handle CONSTANTs early.
2378 2010-01-04 Martin Jambor <mjambor@suse.cz>
2380 PR tree-optimization/42398
2381 * tree-sra.c (struct access): Removed flag grp_different_types.
2382 (dump_access): Do not dump the removed flag.
2383 (sort_and_splice_var_accesses): Do not set the removed flag.
2384 (sra_modify_expr): Check for type compatibility directly.
2386 2010-01-04 Martin Jambor <mjambor@suse.cz>
2388 PR tree-optimization/42366
2389 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2390 edges with variable number of parameters.
2391 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2392 flag instead of asserting it.
2393 (ipa_read_node_info): Read uses_analysis_done flag.
2395 2010-01-04 Richard Guenther <rguenther@suse.de>
2397 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2398 iterative_hash_* as intended.
2399 (vn_reference_compute_hash): Likewise. Simplify hashing
2401 (vn_reference_lookup_2): Likewise.
2402 (vn_nary_op_compute_hash): Likewise.
2403 (vn_phi_compute_hash): Likewise.
2404 (expressions_equal_p): Remove strange code.
2405 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2406 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2407 (bitmap_insert_into_set_1): Take value-id as parameter.
2408 (add_to_value): Pass it.
2409 (bitmap_insert_into_set): Likewise.
2410 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2412 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2415 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2416 (do_self_spec): For switches with SWITCH_IGNORE set set also
2417 SWITCH_IGNORE_PERMANENTLY.
2418 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2421 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2423 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2424 tree of an unreferenced global var.
2426 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2429 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2430 GTU to GT for V4SI and V2DI.
2432 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2433 (umin<mode>3): Removed.
2435 (uminv4si3): Likewise.
2437 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2440 * collect2.c (main): Turn on trace in collect2 if -v is passed
2443 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2445 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2446 description of expression operand.
2448 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2450 * configure.ac: Add install-html to target_list for Make-hooks.
2451 * configure: Regenerate.
2452 * fortran/Make-lang.in (F95_HTMLFILES): New.
2453 (fortran.html): Use it.
2454 (fortran.install-html): New.
2455 * Makefile.in (install-html): Add lang.install-html.
2456 * java/Make-lang.in (JAVA_HTMLFILES): New.
2457 (java.html): Use it.
2458 (java.install-html): New.
2459 * objc/Make-lang.in (objc.install-html): New.
2460 * objcp/Make-lang.in (obj-c++.install-html): New.
2461 * cp/Make-lang.in (c++.install-html): New.
2462 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2463 * lto/Make-lang.in (lto.install-html): New.
2465 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2468 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2470 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2472 PR rtl-optimization/41862
2473 * store-motion.c (store_killed_in_insn, compute_store_table,
2474 remove_reachable_equiv_notes, replace_store_insn,
2475 build_store_vectors): Ignore all DEBUG_INSNs.
2477 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2480 * common.opt: Add dumpdir.
2482 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2484 (option_map): Add --dumpdir.
2486 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2488 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2490 * opts.c (decode_options): Try dump_dir_name first if
2491 dump_base_name isn't an absolute path.
2492 (common_handle_option): Handle OPT_dumpdir.
2494 * toplev.c (dump_dir_name): New.
2495 (print_switch_values): Also ignore -dumpdir.
2497 * toplev.h (dump_dir_name): New.
2499 2010-01-03 Richard Guenther <rguenther@suse.de>
2501 PR tree-optimization/42589
2502 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2503 double-word expansion of bswap32.
2505 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2507 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2508 with BLOCK_FOR_INSN.
2509 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2510 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2511 noce_process_if_block): Likewise.
2512 * gcse.c (compute_local_properties, insert_expr_in_table,
2513 insert_set_in_table, canon_list_insert, find_avail_set,
2514 pre_insert_copy_insn): Likewise.
2516 * basic-block.h (BLOCK_NUM): Move from here...
2517 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2519 2010-01-03 Richard Guenther <rguenther@suse.de>
2521 PR tree-optimization/42438
2522 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2523 contains_may_not_return_call flag.
2524 (BB_MAY_NOTRETURN): New.
2525 (valid_in_sets): Trapping nary operations are not valid
2526 in blocks that may not return.
2527 (insert_into_preds_of_block): Remove check for trapping expressions.
2528 (compute_avail): Compute also BB_MAY_NOTRETURN.
2530 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2532 * doc/invoke.texi: Add 2010 to copyright years.
2534 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2536 * config/sparc/sparc.c: Fix formatting nits.
2538 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2539 Alexander Monakov <amonakov@ispras.ru>
2541 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2543 2010-01-02 Richard Guenther <rguenther@suse.de>
2546 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2547 (simplify_switch_using_ranges): Mark to be removed edges
2550 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2552 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2554 * collect2.c (scan_libraries): Add missing argument in call to
2557 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2560 * config/alpha/predicates.md (aligned_memory_operand): Return false
2562 (unaligned_memory_operand): Return true for CQImode.
2563 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2564 doesn not cross aligned SImode word boundary.
2566 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2568 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2570 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2571 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2573 2010-01-02 Richard Guenther <rguenther@suse.de>
2576 * toplev.c (compile_file): Emit LTO marker properly. Change
2578 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2580 2010-01-01 Richard Guenther <rguenther@suse.de>
2583 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2585 2010-01-01 Richard Guenther <rguenther@suse.de>
2588 * c-decl.c (grokdeclarator): For zero-size arrays force
2589 structural equality checks as layout_type does.
2591 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2593 * builtins.c: Update copyright to 2010.
2595 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2598 * lto-streamer-out.c (produce_asm): Revert the last change.
2599 (copy_function): Likewise.
2601 * lto-streamer.c (lto_get_section_name): Skip any leading
2604 2010-01-01 Richard Guenther <rguenther@suse.de>
2607 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2611 Copyright (C) 2010 Free Software Foundation, Inc.
2613 Copying and distribution of this file, with or without modification,
2614 are permitted in any medium without royalty provided the copyright
2615 notice and this notice are preserved.