1 2010-02-22 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/42749
4 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5 parameter. Do arithmetic in the original type.
6 (update_accumulator_with_ops): Likewise.
7 (adjust_accumulator_values): Adjust.
9 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
12 (QI to BLKmode splitter): New splitter.
14 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
16 * config/i386/i386.c (initial_ix86_tune_features): Turn on
17 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
19 2010-02-22 Richard Guenther <rguenther@suse.de>
21 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
23 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
25 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
26 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
27 ($(T)crti.o, $(T)crtn.o): Remove rules.
29 2010-02-21 Tobias Burnus <burnus@net-b.de>
32 * doc/invoke.texi (-fassociative-math): Document that this
33 option is automatically enabled for Fortran.
35 2010-02-20 David S. Miller <davem@davemloft.net>
37 * configure.ac: Test if linker and assembler properly support
38 GOTDATA_OP relocations.
40 * config.in: Likewise.
41 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
42 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
43 (movsi_high_pic): Likewise.
44 (movdi_lo_sum_pic): Likewise.
45 (movdi_high_pic): Likewise.
46 (movsi_pic_gotdata_op): New pattern.
47 (movdi_pic_gotdata_op): Likewise.
48 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
49 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
51 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
54 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
56 (xop_mulv2div2di3_high): Ditto.
58 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
61 * c.opt (Wconversion-null): New option.
62 * doc/invoke.texi (Wconversion-null): Document.
64 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
66 * common.opt (Wlarger-than-): Add Undocumented.
68 2010-02-19 Mike Stump <mikestump@comcast.net>
70 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
72 2010-02-19 Jason Merrill <jason@redhat.com>
75 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
76 * configure: Likewise.
78 2010-02-20 Alan Modra <amodra@gmail.com>
81 * cgraph.h (cgraph_make_decl_local): Declare.
82 * cgraph.c (cgraph_make_decl_local): New function.
83 (cgraph_make_node_local): Use it.
84 * cgraphunit.c (cgraph_function_versioning): Likewise.
85 * ipa.c (function_and_variable_visibility): Likewise.
87 2010-02-19 Jakub Jelinek <jakub@redhat.com>
90 * except.c (sjlj_emit_function_enter): Don't call
91 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
93 * rtl.h (add_reg_br_prob_note): Remove prototype.
95 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
98 * c-common.c (conversion_warning): Remove widening conversions
99 before checking the conversion of integers to reals.
101 2010-02-19 Mike Stump <mikestump@comcast.net>
104 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
107 * cgraphunit.c (process_function_and_variable_attributes): Check
108 DECL_PRESERVE_P instead of looking up attribute "used".
109 * ipa-pure-const.c (check_decl): Likewise.
110 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
111 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
112 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
113 instead of attribute "used".
114 * config/sol2-c.c (solaris_pragma_init): Likewise.
115 (solaris_pragma_fini): Likewise.
117 2010-02-19 Jakub Jelinek <jakub@redhat.com>
119 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
120 Use XCNEW instead of xcalloc.
121 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
122 XNEW instead of xmalloc.
123 (get_fields): Use XNEWVEC instead of xmalloc.
126 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
128 (create_new_general_access): For debug stmts just reset value.
129 (get_stmt_accesses): For accesses within debug stmts just record them
130 using add_access_to_acc_sites instead of preventing the peeling or
131 counting them as accesses.
134 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
136 2010-02-19 Richard Guenther <rguenther@suse.de>
138 PR tree-optimization/42916
139 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
142 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
144 * configure.ac: Replace all uses of changequote in macro arguments
147 2010-02-19 Jakub Jelinek <jakub@redhat.com>
150 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
152 2010-02-19 Richard Guenther <rguenther@suse.de>
154 PR tree-optimization/42944
155 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
156 test for aliasing with errno.
158 2010-02-19 Jakub Jelinek <jakub@redhat.com>
161 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
162 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
163 * dojump.c: Include output.h.
164 (inv): New inline function.
165 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
166 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
167 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
168 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
169 argument, pass it down to other calls.
170 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
171 add REG_BR_PROB note to the conditional jump.
172 * cfgexpand.c (add_reg_br_prob_note): Removed.
173 (expand_gimple_cond): Don't call it, add the probability
174 as last argument to jumpif_1/jumpifnot_1.
175 * Makefile.in (dojump.o): Depend on output.h.
176 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
178 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
179 * stmt.c (do_jump_if_equal): Likewise.
180 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
181 * loop-unswitch.c (compare_and_jump_seq): Likewise.
182 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
184 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
185 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
187 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
189 (store_expr): Adjust jumpifnot caller.
190 (store_constructor): Adjust jumpif caller.
193 * gimplify.c (gimple_boolify): For __builtin_expect call
194 gimple_boolify also on its first argument.
196 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
198 * configure.ac (gnu-unique-object): Wrap regexps using [] in
200 (__stack_chk_fail): Ditto. Remove quadrigraphs.
201 * configure: Regenerated.
203 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
205 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
206 lang_hooks.types_compatible_p instead of comptypes.
208 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
210 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
211 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
212 if __prefer_thumb__ is defined.
214 2010-02-18 Martin Jambor <mjambor@suse.cz>
216 PR tree-optimization/43066
217 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
218 array with zero-sized element type.
220 2010-02-18 Jakub Jelinek <jakub@redhat.com>
222 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
223 rtx, allocate struct var_loc_node here and return it to the
224 caller, and only if it is actually needed.
225 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
226 move it earlier and return immediately if it returns NULL.
228 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
230 * config/sparc/gas.h: New file. Restore
231 TARGET_ASM_NAMED_SECTION to its ELF default.
232 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
234 * config/sparc/sparc.c (sparc_elf_asm_named_section):
235 Likewise. Add ATTRIBUTE_UNUSED to prototype.
236 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
239 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
241 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
243 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
245 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
246 patterns from predicated pattern.
248 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
251 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
252 for insn mnemonic suffix.
254 2010-02-17 Richard Guenther <rguenther@suse.de>
256 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
259 2010-02-17 Jakub Jelinek <jakub@redhat.com>
262 * caller-save.c (save_call_clobbered_regs): If BB ends with
263 a DEBUG_INSN, move any notes in between last real insn and the last
264 DEBUG_INSN after the last DEBUG_INSN.
266 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
268 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
269 Fix return type. Fix argument type. Explain meaning of return value.
271 2010-02-16 Richard Guenther <rguenther@suse.de>
273 PR tree-optimization/41043
274 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
275 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
277 (vrp_visit_phi_node): ... but only for loop PHI nodes.
279 2010-02-16 Ira Rosen <irar@il.ibm.com>
281 PR tree-optimization/43074
282 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
283 * tree-vect-loop.c (vect_analyze_loop_operations): Add
284 vectorizable cycles in hybrid SLP check.
285 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
287 2010-02-16 Richard Guenther <rguenther@suse.de>
289 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
290 (true_dependence): If memrefs_conflict_p computes must-alias
291 trust it. Move TBAA check after offset-based disambiguation.
292 (canon_true_dependence): Likewise.
294 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
296 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
297 * doc/invoke.texi: Document it.
298 * var-tracking.c: Include toplev.h and params.h.
299 (vt_find_locations): Return bool indicating success. Compute
300 hash sizes unconditionally. Check new parameter, report.
301 (variable_tracking_main_1): Check vt_find_locations results and
302 retry. Renamed from...
303 (variable_tracking_main): ... this. New wrapper to preserve
304 flag_var_tracking_assignments.
305 * Makefile.in (var-tracking.o): Adjust dependencies.
307 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
308 Jakub Jelinek <jakub@redhat.com>
311 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
312 if weak_import attribute is present.
313 * config/darwin.c (machopic_select_section): Likewise.
315 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
317 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
318 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
319 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
320 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
322 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
324 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
327 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
328 Rewrite text to refer to the names.
330 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
332 * config/i386/i386-builtin-types.def
333 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
334 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
335 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
336 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
337 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
338 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
339 IX86_BUILTIN_VPERMIL2PS256.
340 (MULTI_ARG_4_DF2_DI_I): Defined.
341 (MULTI_ARG_4_DF2_DI_I1): Defined.
342 (MULTI_ARG_4_SF2_SI_I): Defined.
343 (MULTI_ARG_4_SF2_SI_I1): Defined.
344 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
345 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
346 __builtin_ia32_vpermil2ps256.
347 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
348 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
349 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
350 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
351 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
352 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
353 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
354 CODE_FOR_xop_vpermil2v8sf3.
355 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
356 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
357 * config/i386/xopintrin.h (_mm_permute2_pd): New.
358 (_mm256_permute2_pd): New.
359 (_mm_permute2_ps): New.
360 (_mm256_permute2_ps): New.
362 2010-02-15 Nick Clifton <nickc@redhat.com>
364 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
365 boolean parameters. Use emit_jump_insn when emitting a pop
366 instruction containing a return insn.
367 (push): Use 'true' rather than '1' as second parameter to F.
368 (h8300_expand_prologue): Likewise.
369 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
370 (h8300_expand_epilogue): Likewise.
372 2010-02-15 Richard Guenther <rguenther@suse.de>
375 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
378 2010-02-15 Nick Clifton <nickc@redhat.com>
380 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
383 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
385 * intl.c (fake_ngettext): New function.
386 * intl.h (fake_ngettext): Declare.
387 (ngettext): Define macro.
388 * collect2.c (notice_translated): New function.
389 (main): Use notice_translated and ngettext.
390 * collect2.h (notice_translated): Declare.
392 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
394 * reorg.c (delete_computation): Comment fixes.
395 * caller-save.c (setup_save_areas): Idem.
396 * sel-sched-dump.c (dump_lv_set): Idem.
399 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
401 * config/s390/s390.c (s390_sched_init): New function.
402 (TARGET_SCHED_INIT): Target hook defined.
404 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
405 Jack Howarth <howarth@bromo.med.uc.edu>
406 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
409 Partial revert of unintended change in fix for PR41605.
410 * config/darwin.h: Fix typo.
411 * config/darwin9.h: Same.
413 2010-02-11 Jakub Jelinek <jakub@redhat.com>
415 * c-pch.c (pch_init): Clear v.
417 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
420 * graphite-scop-detection.c (graphite_can_represent_scev): Call
421 graphite_can_represent_init for MULT_EXPR.
423 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
427 * graphite-sese-to-poly.c (remove_phi): New.
428 (translate_scalar_reduction_to_array): Call remove_phi.
430 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
433 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
434 * graphite-clast-to-gimple.h (gloog): Update declaration.
435 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
436 * graphite-poly.h (struct poly_bb): Add missing comments.
437 (struct scop): Add poly_scop_p field.
439 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
440 * graphite.c (graphite_transform_loops): Build the polyhedral
441 representation for each scop before code generation.
442 * sese.c (rename_variables_in_operand): Removed.
443 (rename_variables_in_expr): Return the renamed expression.
444 (rename_sese_parameters): New.
445 * sese.h (rename_sese_parameters): Declared.
447 2010-02-11 Richard Guenther <rguenther@suse.de>
449 PR tree-optimization/42998
450 * tree-ssa-pre.c (create_expression_by_pieces): Treat
451 POINTER_PLUS_EXPR properly.
453 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
454 Changpeng Fang <changpeng.fang@amd.com>
457 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
458 the cost of an IV candidate when the IV is used in a test against zero.
460 * gcc.dg/tree-ssa/ivopts-3.c: New.
462 2010-02-11 Richard Guenther <rguenther@suse.de>
465 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
466 pointer-vs-decl case by swapping refs. Handle some cases
467 of pointer-vs-decl disambiguations more conservatively.
468 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
469 to false after expanding.
471 2010-02-11 Richard Guenther <rguenther@suse.de>
474 * gcc.c (process_command): Handle LTO file@offset case more
477 2010-02-11 Jakub Jelinek <jakub@redhat.com>
479 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
480 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
482 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
484 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
485 if MEM's mode size isn't DWARF2_ADDR_SIZE.
486 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
487 Optimize eq/ne comparisons when both arguments are known to be
489 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
490 Don't mask operands unnecessarily if they are known to be already
493 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
495 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
498 2010-02-10 Richard Guenther <rguenther@suse.de>
500 PR tree-optimization/43017
501 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
502 for wrapping signed arithmetic.
504 2010-02-10 Jakub Jelinek <jakub@redhat.com>
507 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
508 if no debug info should be emitted for it.
510 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
512 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
513 note when flag_exceptions is set.
515 2010-02-10 Duncan Sands <baldrick@free.fr>
517 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
519 2010-02-10 Richard Guenther <rguenther@suse.de>
522 * tree.c (get_unwidened): Handle constants.
523 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
525 2010-02-10 Martin Jambor <mjambor@suse.cz>
528 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
529 check for variable argument counts independently.
531 2010-02-10 Christian Bruel <christian.bruel@st.com>
534 * config/sh/sh.c (find_barrier): Increase length for non delayed
535 conditional branches.
537 2010-02-10 Christian Bruel <christian.bruel@st.com>
539 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
541 2010-02-10 Jakub Jelinek <jakub@redhat.com>
543 * builtins.c (set_builtin_user_assembler_name): Also handle
544 ffs if int is smaller than word.
546 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
549 * ira-conflicts.c (get_dup): Remove.
550 (process_reg_shuffles): Add new parameter. Use it as an
551 additional guard for copy generation.
552 (add_insn_allocno_copies): Rewrite.
554 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
556 * common.opt (fsched2-use-traces): Preserved for backward
558 * doc/invoke.texi: Remove the documentation about option
560 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
561 flag_sched2_use_traces.
562 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
563 the backward compatibility flag section.
565 2010-02-09 Richard Guenther <rguenther@suse.de>
567 PR tree-optimization/43008
568 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
569 make HEAP variables initialized from global memory if they
570 are not known builtin functions.
571 (find_func_aliases): Adjust.
573 2010-02-09 Richard Guenther <rguenther@suse.de>
575 PR tree-optimization/43000
576 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
579 2010-02-08 Jakub Jelinek <jakub@redhat.com>
581 PR tree-optimization/42931
582 * tree-loop-linear.c (try_interchange_loops): Don't call
583 double_int_mul if estimated_loop_iterations failed.
585 2010-02-08 Martin Jambor <mjambor@suse.cz>
588 * tree-sra.c (build_accesses_from_assign): Do not mark in
589 should_scalarize_away_bitmap if stmt has volatile ops.
590 (sra_modify_assign): Do not process assigns piecemeal if if stmt
593 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
595 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
597 2010-02-07 Adam Nemet <adambnmet@gmail.com>
599 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
602 2010-02-07 Andrew Pinski <pinskia@gmail.com>
605 * df-core.c (df_finish_pass): Change type of saved_flags to int.
607 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
610 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
611 to unknown_dependence.
612 (graphite_legal_transform_dr): Handle the unknown_dependence.
613 (graphite_carried_dependence_level_k): Same.
615 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
617 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
619 2010-02-07 Richard Guenther <rguenther@suse.de>
622 * expr.c (get_inner_reference): Always initialize *pbitsize.
624 2010-02-07 Richard Guenther <rguenther@suse.de>
627 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
628 new ARRAY_REFs on variable size element or minimal index arrays.
630 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
631 gimple_fold_indirect_ref.
633 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
636 * arm.c (arm_override_options): Just return if the user has specified
639 2010-02-03 Jason Merrill <jason@redhat.com>
642 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
643 i386_pe_maybe_record_exported_symbol.
645 2010-02-05 Steve Ellcey <sje@cup.hp.com>
648 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
649 (pa_delegitimize_address): New function.
651 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
653 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
654 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
656 2010-02-05 Richard Guenther <rguenther@suse.de>
659 * lto-streamer-in.c (get_resolution): Deal with references
660 to undefined functions.
662 2010-02-05 Richard Guenther <rguenther@suse.de>
664 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
665 (fold_const_aggregate_ref): Likewise.
666 (ccp_fold_stmt): Substitute loads.
667 (maybe_fold_reference): Verify types before substituting.
669 (fold_gimple_assign): Unshare properly.
670 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
672 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
674 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
675 for rs6000_gen_cell_microcode.
677 2010-02-04 Richard Guenther <rguenther@suse.de>
679 PR rtl-optimization/42952
680 * dse.c (const_or_frame_p): Remove MEM handling.
682 2010-02-04 Nick Clifton <nickc@redhat.com>
684 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
685 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
686 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
687 (mn10300_asm_output_mi_thunk): New function.
688 (mn10300_can_output_mu_thunk): New function.
689 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
690 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
691 (FUNCTION_ARG): Delete incorrect comment.
693 2010-02-03 Jason Merrill <jason@redhat.com>
696 * fold-const.c (operand_equal_p): Handle erroneous types.
698 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
700 * config/h8300/h8300.md (can_delay): Fix attibute condition.
702 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
704 PR rtl-optimization/42941
705 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
708 2010-02-03 Jason Merrill <jason@redhat.com>
711 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
713 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
716 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
718 (cselib_reset_table): Renamed from...
719 (cselib_reset_table_with_next_value): ... this.
720 (cselib_get_next_uid): Renamed from...
721 (cselib_get_next_unknown_value): ... this.
722 * cselib.c (next_uid): Renamed from...
723 (next_unknown_value): ... this.
724 (cselib_clear_table): Adjust.
725 (cselib_reset_table): Adjust. Renamed from...
726 (cselib_reset_table_with_next_value): ... this.
727 (cselib_get_next_uid): Adjust. Renamed from...
728 (cselib_get_next_unknown_value): ... this.
729 (get_value_hash): Use hash.
730 (cselib_hash_rtx): Likewise.
731 (new_cselib_val): Adjust. Set and dump uid.
732 (cselib_lookup_mem): Pass next_uid as hash.
733 (cselib_subst_to_values): Likewise.
734 (cselib_log_lookup): Dump uid.
735 (cselib_lookup): Pass next_uid as hash. Adjust.
736 (cselib_process_insn): Adjust.
737 (cselib_init): Initialize next_uid.
738 (cselib_finish): Adjust.
739 (dump_cselib_table): Likewise.
740 * dse.c (canon_address): Dump value uid.
741 * print-rtl.c (print_rtx): Print value uid.
742 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
744 (dv_uid): New function, sort of renamed from...
745 (dv_htab_hash): ... this, reimplemented in terms of it and...
746 (dv_uid2hash): ... this. New.
747 (variable_htab_eq): Drop excess assertions.
748 (tie_break_pointers): Removed.
749 (canon_value_cmp): Compare uids.
750 (variable_post_merge_New_vals): Print uids.
751 (vt_add_function_parameters): Adjust.
752 (vt_initialize): Reset table. Adjust.
754 2010-02-03 Richard Guenther <rguenther@suse.de>
756 PR tree-optimization/42944
757 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
758 (call_may_clobber_ref_p_1): Likewise. Properly handle
759 malloc and calloc clobbering errno.
761 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
763 * doc/invoke.texi: Fix name of sched1 dump.
765 * opts.c (decode_options): Set flag_tree_switch_conversion
766 only conditionally on optimize >= 2.
768 * gcse.c: Assorted comment fixes in pass description.
770 2010-02-03 Anthony Green <green@moxielogic.com>
772 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
773 nop padding in order to maintain alignment of storage location of
774 target function address.
775 (moxie_trampoline_init): Store target function address at newly
777 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
779 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
781 2010-02-03 Richard Guenther <rguenther@suse.de>
784 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
786 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
788 * config.gcc: Reenable check for obsolete targets.
789 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
790 mips-sgi-irix6.[0-4]*.
792 2010-02-02 Nick Clifton <nickc@redhat.com>
794 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
795 constant size of 4 as being the same as 0.
796 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
797 can take values in the range 0..4.
799 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
802 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
803 as _darwin10_Unwind_FindEnclosingFunction().
804 * libgcc-libsystem.ver: New.
806 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
809 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
810 implicitly set registers.
812 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
814 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
815 (arm_override_options): Allow automatic selection of the thread
816 pointer register if thumb2.
817 (legitimize_pic_address): Improve code sequences for Thumb2.
818 (arm_call_tls_get_addr): Likewise.
819 (legitimize_tls_address): Likewise.
820 * arm.md (pic_load_addr_arm): Delete. Replace with ...
821 (pic_load_addr_32bit): ... this. New named pattern.
822 * thumb2.md (pic_load_addr_thumb2): Delete.
823 (pic_load_dot_plus_four): Delete.
824 (tls_load_dot_plus_four): New named pattern.
826 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
829 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
830 Document fix for TLS bug.
832 2010-01-31 Richard Guenther <rguenther@suse.de>
834 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
835 conservatively correct.
837 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
841 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
843 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
845 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
847 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
849 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
851 * config.gcc: Adjust order of makefile fragments for mingw targets.
853 2010-01-31 Richard Guenther <rguenther@suse.de>
856 * gimplify.c (gimplify_init_constructor): For volatile LHS
857 initialize a temporary.
859 2010-01-31 Matthias Klose <doko@ubuntu.com>
861 * configure.ac: Fix __stack_chk_fail check for cross builds configured
863 * configure: Regenerate.
865 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
867 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
868 the same alias set and their sizes different constantness.
869 (aliasing_component_refs_p): Revert 2009-10-24 change.
871 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
873 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
876 2010-01-29 Richard Guenther <rguenther@suse.de>
878 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
879 Assert we successfully updated the call.
881 2010-01-29 Jakub Jelinek <jakub@redhat.com>
883 PR rtl-optimization/42889
884 * df.h (df_set_bb_dirty_nonlr): New prototype.
885 * df-core.c (df_set_bb_dirty_nonlr): New function.
886 * df-scan.c (df_insn_rescan): Call it instead of
887 df_set_bb_dirty for DEBUG_INSNs.
889 2010-01-29 Richard Guenther <rguenther@suse.de>
892 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
893 quadratic behavior in most cases.
895 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
898 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
899 in the call to gen_x86_movsicc_0_m1.
901 2010-01-28 Richard Guenther <rguenther@suse.de>
903 PR tree-optimization/42871
904 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
906 2010-01-28 Richard Guenther <rguenther@suse.de>
908 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
911 2010-01-28 Richard Guenther <rguenther@suse.de>
914 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
915 the forwarder if the destination is an EH landing pad.
917 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
919 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
920 block list passed to gimple_duplicate_sese_tail.
921 (parallelize_loops): Avoid parallelization when the function
923 Avoid parallelization when the preheader is IRREDUCIBLE.
924 Try to optimize when estimated_loop_iterations_int is unresolved.
925 Add the loop's location to the dump file.
926 * tree-cfg.c (add_phi_args_after_redirect): Remove.
927 (gimple_duplicate_sese_tail): Remove the check for the latch.
928 Redirect nexits to the exit block.
929 Remove handling of the incoming edges to the latch.
930 Redirect the backedge from the copied latch to the exit bb.
932 2010-01-28 Michael Matz <matz@suse.de>
935 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
936 Wrap force_reg into a sequence, emit it before user.
938 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
940 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
942 (arm_legacy_rev): Likewise.
943 (thumb_legacy_rev): Likewise.
945 2010-01-27 Jakub Jelinek <jakub@redhat.com>
947 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
948 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
949 on MEM's address failed, try avoid_constant_pool_reference and
950 recurse if it returned something different.
951 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
952 address, try avoid_constant_pool_reference and recurse if it
953 returned something different.
954 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
955 address and avoid_constant_pool_reference returned something
956 different, don't set have_address.
958 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
961 * var-tracking.c (val_store): Add modified argument, obey it.
963 (count_uses): Move down logging of main.
964 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
965 don't need resolution.
966 (emit_notes_in_bb): Likewise.
968 2010-01-27 Richard Guenther <rguenther@suse.de>
971 * tree-inline.c (remap_decl): Delay remapping of SSA name
972 default definitions until we need them.
974 2010-01-27 Jakub Jelinek <jakub@redhat.com>
976 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
977 (rs6000_delegitimize_address): New function.
979 * config/s390/s390.c (s390_delegitimize_address): Call
980 delegitimize_mem_from_attrs.
983 * tree-inline.c (cannot_copy_type_1): Removed.
984 (copy_forbidden): Don't forbid copying of functions containing
985 records/unions with variable length fields.
987 2010-01-27 Christian Bruel <christian.bruel@st.com>
991 * config/sh/sh.c (find_barrier): Increase length for non delayed
992 conditional branches.
994 2010-01-27 Matthias Klose <doko@ubuntu.com>
996 * configure.ac (gnu-unique-object): Fix ldd version check.
997 * configure: Regenerate.
999 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1001 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1003 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1004 Test for HAVE_GNU_AS value.
1006 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1008 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1009 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1010 INT64_TYPE): Define.
1011 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1012 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1013 INT_LEAST64_TYPE): Define.
1014 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1015 UINT_LEAST64_TYPE): Define.
1016 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1017 INT_FAST64_TYPE): Define.
1018 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1019 UINT_FAST64_TYPE): Define.
1020 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1021 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1022 (SIG_ATOMIC_TYPE): Define.
1024 2010-01-26 Richard Guenther <rguenther@suse.de>
1026 * df-scan.c (df_scan_set_bb_info): Remove assert.
1027 (df_insn_rescan_debug_internal): Merge asserts.
1028 (df_install_ref): Likewise.
1029 (df_mark_reg): Use bitmap_set_range.
1030 (df_hard_reg_used_p): Remove assert.
1031 (df_hard_reg_used_count): Likewise.
1033 2010-01-26 Richard Guenther <rguenther@suse.de>
1035 PR rtl-optimization/42685
1036 * web.c (web_main): Ignore DEBUG_INSNs.
1038 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1040 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1042 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1043 Fix types of fndecl and arglist parameters.
1045 2010-01-26 Richard Guenther <rguenther@suse.de>
1048 * tree-eh.c (unsplit_eh): Skip debug insns.
1050 2010-01-26 Richard Guenther <rguenther@suse.de>
1052 PR tree-optimization/42250
1053 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1055 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1058 * omp-low.c (expand_omp_sections): Only use single_pred if
1059 l2_bb is single_pred_p.
1061 2010-01-25 Christian Bruel <christian.bruel@st.com>
1064 * config/sh/sh.c (find_barrier): Increase length for non delayed
1065 conditional branches.
1066 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1068 2010-01-24 David S. Miller <davem@davemloft.net>
1070 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1071 define if not using GAS.
1072 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1073 Likewise. Delete SECTION_MERGE code, which is only applicable
1076 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1079 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1080 mangling of va_list in system headers.
1082 2010-01-23 Toon Moene <toon@moene.org>
1084 * tree-predcom.c (combine_chains): Return NULL, not false.
1086 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1088 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1089 initialization of variable res to agree with return type.
1091 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1093 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1094 * tree-sra.c: Add include of expr.h.
1096 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1098 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1099 insert the debug stmt on the single non-EH edge from the stmt.
1101 2010-01-22 Richard Henderson <rth@redhat.com>
1104 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1105 the RHS until after generate_subtree_copies has insertted its
1106 code before the current statement.
1108 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1110 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1112 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1114 2010-01-21 Martin Jambor <mjambor@suse.cz>
1116 PR tree-optimization/42585
1117 * tree-sra.c (struct access): New field grp_total_scalarization.
1118 (dump_access): Dump the new field.
1119 (should_scalarize_away_bitmap): New variable.
1120 (cannot_scalarize_away_bitmap): Likewise.
1121 (sra_initialize): Allocate new bitmaps.
1122 (sra_deinitialize): Free new bitmaps.
1123 (create_access_1): New function.
1124 (create_access): Parts moved to create_access_1.
1125 (type_consists_of_records_p): New function.
1126 (completely_scalarize_record): Likewise.
1127 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1128 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1129 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1131 (analyze_all_variable_accesses): Completely scalarize small eligible
1134 2010-01-21 Martin Jambor <mjambor@suse.cz>
1136 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1138 2010-01-21 Andrew Haley <aph@redhat.com>
1140 * gcc.c (process_command): Move lang_specific_driver before
1141 setting cc_libexec_prefix.
1143 2010-01-21 Richard Guenther <rguenther@suse.de>
1146 * fold-const.c (negate_expr_p): Pretend only negative
1147 real constants are easily negatable.
1149 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1150 Jason Merrill <jason@redhat.com>
1152 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1153 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1154 * calls.c (initialize argument_information): Handle it.
1155 * c-common.c (handle_transparent_union_attribute): Use new name.
1156 * c-decl.c (finish_struct): Ditto.
1157 * c-typeck.c (type_lists_compatible_p): Ditto.
1158 (convert_for_assignment): Use new name and also handle record.
1159 * function.c (aggregate_value_p): Handle it.
1160 (pass_by_reference): Ditto.
1161 (assign_parm_data_types): Ditto.
1162 * print-tree.c (print_node): Ditto.
1163 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1164 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1165 * tree.c (first_field): New fn.
1167 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1170 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1171 even when linking statically, for now.
1173 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1176 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1177 without a cselib val.
1178 (count_uses): Accept MO_VAL_SET with no val on stores.
1179 (add_stores): Likewise.
1181 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1183 * var-tracking.c (check_value_val): Add a compile time assertion.
1184 (dv_is_decl_p): Simplify.
1185 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1186 gcc_assert if ENABLE_CHECKING.
1188 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1191 * var-tracking.c: Include tree-flow.h.
1192 (mem_dies_at_call): New.
1193 (dataflow_set_preserve_mem_locs): Use it.
1194 (dataflow_set_remove_mem_locs): Likewise.
1195 (dump_var): Renamed from dump_variable. Adjust all callers.
1196 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1197 * Makefile.in (var-tracking.o): Adjust deps.
1199 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1201 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1203 2010-01-20 Richard Guenther <rguenther@suse.de>
1205 PR tree-optimization/42717
1206 * tree-ssa-dce.c (get_live_post_dom): Remove.
1207 (forward_edge_to_pdom): Take an arbitrary edge to copy
1208 degenerate PHI args from.
1209 (remove_dead_stmt): Use the first post-dominator even if it
1210 does not contain live statements as redirection destination.
1212 2010-01-20 Richard Guenther <rguenther@suse.de>
1214 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1216 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1218 * sel-sched.c (create_speculation_check): Remove set but not used
1220 (try_transformation_cache): Remove set but not used variable ds.
1221 (calculate_privileged_insns): Remove set but not used variables
1222 cur_insn and min_spec_insn.
1223 (find_best_expr): Remove set but not used variable avail_n.
1224 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1226 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1228 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1229 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1232 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1235 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1236 cpu types. Add support for *-sse3 cpu types.
1237 (x86_64-*-*): Ditto.
1239 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1242 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1243 argument, call initializer_constant_valid_p_1 instead of
1244 initializer_constant_valid_p, pass CACHE to it, return NULL
1245 immediately if first call returns NULL.
1246 (initializer_constant_valid_p_1): New function.
1247 (initializer_constant_valid_p): Use it.
1249 2010-01-20 Thomas Quinot <quinot@adacore.com>
1251 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1253 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1255 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1256 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1257 (loc_list_from_tree): Don't handle unsigned division. Handle
1258 signed modulo using DW_OP_{over,over,div,mul,minus}.
1259 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1260 modulo instead of signed.
1262 2010-01-20 DJ Delorie <dj@redhat.com>
1264 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1266 (h8300_emit_stack_adjustment): Propogate it.
1268 (h8300_expand_prologue): Likewise.
1269 (h8300_expand_epilogue): Likewise.
1271 2010-01-19 Michael Matz <matz@suse.de>
1273 PR tree-optimization/41783
1274 * tree-data-ref.c (toplevel): Include flags.h.
1275 (dump_data_dependence_relation): Also dump the inputs if the
1276 result will be unknown.
1277 (split_constant_offset_1): Look through some conversions.
1278 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1279 the offset from last element is too large.
1280 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1281 (reassociate_to_the_same_stmt): Handle vector registers.
1282 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1284 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1285 wide_prolog_niters argument, emit widening instructions.
1286 (vect_do_peeling_for_alignment): Adjust caller, use widened
1287 variant of the iteration cound.
1288 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1290 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1293 * config/arm/neon-testgen.m (emit_automatics): New parameter
1294 features. Adjust for Fixed_return_reg feature.
1295 (test_intrinsic): Call emit_automatics with new feature.
1296 * config/arm/neon.ml: Update copyright years.
1297 (features): New Fixed_return_reg feature.
1298 (ops): Update feature for Vget_low.
1300 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1302 PR tree-optimization/42719
1303 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1307 * fwprop.c (all_uses_available_at): Return false if def_set dest
1308 is a REG that is used in def_insn.
1310 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1312 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1314 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1317 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1319 * target.h (struct gcc_target) <secondary_reload>: Change type
1320 of last argument to secondary_reload_info *.
1322 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1325 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1326 memory references with unaligned offsets. Remove CQImode handling.
1327 (unaligned_memory_operand): Return 1 for memory references with
1328 unaligned offsets. Remove CQImode handling.
1330 2010-01-18 Richard Guenther <rguenther@suse.de>
1333 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1336 2010-01-18 Richard Guenther <rguenther@suse.de>
1338 PR tree-optimization/42781
1339 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1340 restrict processing only if the original variable was artificial.
1342 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1344 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1345 find number of popped argument bytes.
1347 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1348 Fix the text that describes the return value for invalid insns.
1350 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1352 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1353 Clarify what 'cost of the -dependence' is. Fix quoting.
1355 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1356 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1358 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1360 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1361 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1363 2010-01-17 Richard Guenther <rguenther@suse.de>
1366 * function.c (split_complex_args): Take a VEC to modify.
1367 (assign_parms_augmented_arg_list): Build a VEC instead of
1368 a chain of PARM_DECLs.
1369 (assign_parms_unsplit_complex): Take a VEC of arguments.
1370 Do not fixup unmodified parms.
1371 (assign_parms): Deal with the VEC.
1372 (gimplify_parameters): Likewise.
1374 2010-01-17 Richard Guenther <rguenther@suse.de>
1376 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1377 node existence check.
1378 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1379 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1380 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1381 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1382 (gimple_execute_on_growing_pred): Likewise.
1384 2010-01-17 Richard Guenther <rguenther@suse.de>
1386 PR tree-optimization/42773
1387 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1388 (compute_antic_aux): Likewise.
1389 (compute_partial_antic_aux): Likewise.
1391 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1394 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1397 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1399 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1402 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1403 Fix markup for strict argument.
1405 (TARGET_SCHED_REORDER2): Fix argument types.
1407 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1408 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1410 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1411 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1413 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1416 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1417 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1418 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1419 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1420 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1422 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1424 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1426 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1427 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1429 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1431 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1434 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1436 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1437 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1439 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1441 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1443 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1444 referring to it. Fix language.
1446 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1448 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1450 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1452 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1454 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1455 '@var{stream}. Remove stray 'and'.
1457 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1459 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1461 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1463 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1464 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1466 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1467 Fix description of return value.
1468 Rename argument "sz" to "len."
1470 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1471 Clarify meaning of 'true' return value.
1473 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1475 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1476 rep_mode versus mode_rep.
1478 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1480 (TARGET_BUILTIN_DECL): Fix name.
1482 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1484 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1486 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1488 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1490 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1492 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1495 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1496 Rename argument tm_fn to md_fn.
1498 (TARGET_OPTION_PRINT): Fix argument list.
1500 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1503 * config/i386/i386.c (ix86_fixup_binary_operands):
1504 Revert FMA4 fixup of operands.
1506 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1509 * Makefile.in (write_entries_to_file, install-plugin):
1510 Use \012 instead of \n with tr.
1512 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1514 * configure.ac (HAVE_AS_REF): New C macro.
1515 * configure: Regenerate.
1516 * config.in: Likewise.
1517 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1519 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1522 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1524 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1526 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1528 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1530 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1532 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1534 (TARGET_BINDS_LOCAL_P): Fix argument type.
1536 (TARGET_ASM_FILE_END): Use prototype.
1538 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1540 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1542 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1544 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1546 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1547 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1549 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1550 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1552 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1553 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1554 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1555 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1557 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1559 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1561 (TARGET_INIT_BUILTINS): Use prototype.
1563 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1564 Put 'const char *' in braces. Fix parameter types.
1565 (TARGET_INVALID_CONVERSION): Fix parameter types.
1566 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1567 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1569 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1572 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1574 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1576 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1578 * doc/tm.texi (TARGET_HELP): Fix return type.
1580 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1581 in braces. Fix argument types.
1583 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1585 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1587 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1589 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1590 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1592 (TARGET_MANGLE_TYPE): Fix argument types.
1594 (TARGET_IRA_COVER_CLASSES): Use prototype.
1596 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1598 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1600 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1602 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1604 (TARGET_CALLEE_COPIES): Fix argument types.
1606 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1608 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1610 (TARGET_FUNCTION_VALUE): Fix argument types.
1612 (TARGET_RETURN_IN_MSB): Fix argument type.
1614 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1616 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1618 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1620 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1621 agree with return type.
1623 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1625 2010-01-15 Jing Yu <jingyu@google.com>
1627 PR rtl-optimization/42691
1628 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1629 a pseudo to a constant and are merged, and adjust comments.
1631 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1633 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1635 2010-01-15 Richard Guenther <rguenther@suse.de>
1638 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1639 labels of computed or non-local gotos to the destination.
1640 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1641 landing pad label is the first label.
1643 2010-01-15 Richard Guenther <rguenther@suse.de>
1645 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1647 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1650 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1651 to allow generation of the xssqrtdp instruction on power7.
1652 (sqrtdf2_fpr): Ditto.
1654 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1657 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1658 functions with noreturn attribute.
1661 * varasm.c (declare_weak): Add weak attribute to decl if it
1662 doesn't have one already.
1663 (assemble_external): Only add decls to weak_decls if they also
1664 have weak attribute.
1666 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1668 * var-tracking.c (var_reg_delete): Don't delete the association
1669 between REGs and values or one-part variables if the register
1672 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1675 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1676 because its first operand is a non-localized variable.
1678 2010-01-14 Martin Jambor <mjambor@suse.cz>
1680 PR tree-optimization/42706
1681 * tree-sra.c (encountered_recursive_call): New variable.
1682 (encountered_unchangable_recursive_call): Likewise.
1683 (sra_initialize): Initialize both new variables.
1684 (callsite_has_enough_arguments_p): New function.
1685 (scan_function): Call decl and flags check only for IPA-SRA, check
1686 whether there is a recursive call and whether it has enough arguments.
1687 (all_callers_have_enough_arguments_p): New function.
1688 (convert_callers): Look for recursive calls only when
1689 encountered_recursive_call is set.
1690 (ipa_early_sra): Bail out either if
1691 !all_callers_have_enough_arguments_p or
1692 encountered_unchangable_recursive_call.
1694 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1696 * sel-sched.c: Add 2010 to copyright years.
1697 * sel-sched-ir.c: Likewise.
1698 * sel-sched-ir.h: Likewise.
1700 2010-01-14 Martin Jambor <mjambor@suse.cz>
1702 PR tree-optimization/42714
1703 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1704 constructors specially.
1706 2010-01-14 Andi Kleen <ak@linux.intel.com>
1708 * config/i386/drivers-i386.c (detect_caches_intel):
1709 Add l2sizekb parameter and fill in.
1710 (host_detect_local_cpu): Add l2sizekb, fill in.
1711 Add Atom small cache heuristic.
1713 2010-01-14 Andi Kleen <ak@linux.intel.com>
1715 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1716 Add level3 parameter and fill in.
1717 (detect_caches_intel): Handle level3 cache.
1719 2010-01-14 Andi Kleen <ak@linux.intel.com>
1721 * config/i386/drivers-i386.c (host_detect_local_cpu):
1722 Fix core duo detection.
1724 2010-01-14 Andi Kleen <ak@linux.intel.com>
1726 * config/i386/drivers-i386.c (host_detect_local_cpu):
1729 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1731 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1732 (rs6000_variable_issue_1): this. Use...
1733 (rs6000_variable_issue): here. Reimplement. Print debug info.
1735 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1737 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1738 sel_restore_notes. Update all callers. Call reemit_notes
1741 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1743 PR rtl-optimization/42246
1744 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1747 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1749 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1750 all successors is the same as number of successors in current region.
1752 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1754 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1755 to rename is not separable. Otherwise check that its LHS is not NULL.
1757 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1759 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1761 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1763 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1764 available registers when failed to discover LHS register class.
1765 Fix indentation. Update comment.
1767 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1768 Alexander Monakov <amonakov@ispras.ru>
1770 PR rtl-optimization/42389
1771 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1773 (advance_state_on_fence): Likewise.
1774 (sel_target_adjust_priority): Print debug output only when
1775 sched_verbose >= 4, not 2.
1776 (get_expr_cost): Do not issue all unique insns on the next cycle.
1777 (fill_insns): Initialize can_issue_more from the value saved
1779 * sel-sched-ir.c (flist_add): New parameter issue_more.
1780 Init FENCE_ISSUE_MORE with it.
1781 (merge_fences): Likewise.
1782 (init_fences): Update call to flist_add.
1783 (add_to_fences, add_clean_fence_to_fences)
1784 (add_dirty_fence_to_fences): Likewise.
1785 (move_fence_to_fences): Update call to merge_fences.
1786 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1788 * sel-sched-ir.h (struct _fence): New field issue_more.
1789 (FENCE_ISSUE_MORE): New accessor macro.
1791 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1793 PR rtl-optimization/42388
1794 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1795 that have no predecessors nor successors. Do not call move_bb_info
1796 for empty blocks outside of current region.
1798 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1800 PR rtl-optimization/42294
1801 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1802 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1803 originators' originators.
1805 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1807 PR rtl-optimization/39453
1808 PR rtl-optimization/42246
1809 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1811 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1813 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1814 Alexander Monakov <amonakov@ispras.ru>
1817 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1818 (maybe_tidy_empty_bb): ... here. Make static. Add new
1819 argument. Update all callers.
1820 (tidy_control_flow): ... and here. Recompute topological order
1821 of basic blocks in region if necessary.
1822 (sel_redirect_edge_and_branch): Change return type. Return true
1823 if topological order might have been invalidated.
1824 (purge_empty_blocks): Export and move from...
1825 * sel-sched.c (purge_empty_blocks): ... here.
1826 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1827 (maybe_tidy_empty_bb): Delete prototype.
1828 (purge_empty_blocks): Declare.
1830 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1832 PR rtl-optimization/42249
1833 * sel-sched.c (try_replace_dest_reg): When chosen register
1834 and original register is the same, do not bail out early, but
1835 still check all original insns for validity of replacing destination
1836 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1839 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1842 Port from no-undefined-overflow branch:
1843 2009-03-09 Richard Guenther <rguenther@suse.de>
1845 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1847 2010-01-14 Richard Guenther <rguenther@suse.de>
1850 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1852 2010-01-14 Ira Rosen <irar@il.ibm.com>
1854 PR tree-optimization/42709
1855 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1856 as scalar type in creation of constant vector operand.
1858 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1861 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1862 (check-parallel-%): Match `testsuite' directory component only
1865 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1867 PR translation/39521
1868 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1871 2010-01-13 Richard Guenther <rguenther@suse.de>
1873 PR tree-optimization/42730
1874 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1877 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1880 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1881 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1884 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1886 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1887 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1888 ___umulsi3_highpart.
1890 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1891 rather than schedule_insns if the pass is enabled.
1893 2010-01-13 Martin Jambor <mjambor@suse.cz>
1895 PR tree-optimization/42704
1896 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1899 2010-01-13 Martin Jambor <mjambor@suse.cz>
1901 PR tree-optimization/42703
1902 * tree-sra.c (analyze_access_subtree): Check that we can build a
1903 reference to the original data within the aggregate.
1905 2010-01-13 Richard Guenther <rguenther@suse.de>
1907 PR tree-optimization/42705
1908 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1910 2010-01-13 Richard Guenther <rguenther@suse.de>
1913 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1915 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1918 * var-tracking.c (values_to_unmark): New variable.
1919 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1920 values_to_unmark vector. Moved body to...
1921 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1922 instead queue it into values_to_unmark vector.
1923 (vt_find_locations): Free values_to_unmark vector.
1925 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1927 * config/s390/s390.c (override_options): Set
1928 default of max-pending-list-length to 256
1930 2010-01-13 Richard Guenther <rguenther@suse.de>
1933 * tree-pass.h (PROP_gimple_lcx): New.
1934 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1935 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1936 before the final cleanup_eh.
1937 (dump_properties): Dump PROP_gimple_lcx.
1938 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1939 (tree_lower_complex_O0): Remove.
1940 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1941 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1942 tree_lower_complex, schedule TODO_update_ssa.
1943 * lto-streamer-out.c (output_function): Stream the functions
1945 * lto-streamer-in.c (input_function): Likewise.
1946 (lto_read_body): Do not override them here.
1948 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1951 * c-typeck.c (build_c_cast): Fold value cast to union type before
1952 wrapping it in a CONSTRUCTOR.
1954 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1956 PR rtl-optimization/42699
1957 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1960 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1962 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1963 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1964 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1965 SUBTARGET_WARN_UNUSED_SPEC): ... here
1966 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1968 2010-01-12 Julian Brown <julian@codesourcery.com>
1970 * config/arm/neon-schedgen.ml (Utils): Don't try to
1971 open missing module.
1972 (find_with_result): New.
1974 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1977 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1978 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1980 PR tree-optimization/42645
1981 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1982 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1983 decl_map, set processing_debug_stmt to -1 and return name without
1986 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1988 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1989 binutils version, and reword target configuration description.
1991 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1993 * config/avr/avr.h (LINKER_NAME): Remove.
1995 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1998 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1999 that support VSX, warn for -mno-altivec if vsx is not disabled,
2002 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2003 Shujing Zhao <pearly.zhao@oracle.com>
2005 PR translation/42469
2006 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2007 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2008 character between option name and help text.
2009 * c.opt (imultilib): Likewise.
2011 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2013 * lto-streamer-out.c (output_unreferenced_globals): Output static
2016 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2018 PR rtl-optimization/42621
2019 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2020 optimizing for size.
2021 (duplicate_computed_gotos): Remove now-redundant check.
2023 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2026 * configure.ac: Save and restore LDFLAGS and LIBS
2027 * configure: Regenerate.
2029 2010-01-10 Richard Guenther <rguenther@suse.de>
2032 * builtins.c (fold_builtin_strlen): Add type argument and
2033 convert the resulting length to it.
2034 (fold_builtin_1): Adjust.
2036 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2038 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2039 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2041 (num_insns_constant_wide): Adjust for that change.
2043 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2046 * web.c (union_defs): Add used argument, to combine uses of
2048 (entry_register): Adjust type and tests of used argument.
2049 (web_main): Widen used for new use. Pass it to union_defs.
2050 * df.h (union_defs): Adjust prototype.
2052 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2055 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2056 uses in new incoming argument. Free body.
2057 (reset_debug_uses_in_loop): New.
2058 (analyze_insn_to_expand_var): Call the latter if the former found
2059 anything. Fix whitespace. Reject invalid dest overlaps before
2060 going through all insns in the loop.
2062 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2065 * haifa-sched.c (dying_use_p): Debug insns don't count.
2067 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2070 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2071 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2072 (verify_gimple_call): Reject LHS in noreturn calls.
2074 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2078 * tree-vect-loop-manip.c (adjust_info): New type.
2079 (adjust_vec): New pointer to vector.
2080 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2081 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2082 (slpeel_update_phis_for_duplicate_loop): Use them.
2083 (slpeel_update_phi_nodes_for_guard1): Likewise.
2084 (slpeel_update_phi_nodes_for_guard2): Likewise.
2085 (slpeel_tree_peel_loop_to_edge): Likewise.
2086 (vect_update_ivs_after_vectorizer): Likewise.
2088 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2090 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2091 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2093 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2095 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2096 bogus uninitialized warning.
2098 2010-01-09 Richard Guenther <rguenther@suse.de>
2101 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2102 the evolution is compatible with the initial condition.
2104 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2106 * gcc.c (process_command): Update copyright notice dates.
2107 * gcov.c (print_version): Likewise.
2108 * gcov-dump.c (print_version): Likewise.
2109 * mips-tfile.c (main): Likewise.
2110 * mips-tdump.c (main): Likewise.
2112 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2115 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2117 (rotlhi3_8): Delete.
2119 (rotlsi3_8): Delete.
2120 (rotlsi3_16): Delete.
2121 (rotlsi3_24): Delete.
2123 (*rotw<mode>3): New.
2124 (*rotb<mode>3): New.
2125 * config/avr/avr.c (avr_rotate_bytes): New function.
2126 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2128 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2131 * configure.ac: Modify -rdynamic check.
2132 * configure: Regenerate.
2134 2010-01-08 DJ Delorie <dj@redhat.com>
2136 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2137 register popping order.
2139 2010-01-08 Richard Guenther <rguenther@suse.de>
2142 * c.opt (fsigned-char): Also let LTO handle this option.
2143 (funsigned-char): Likewise.
2145 2010-01-07 Richard Guenther <rguenther@suse.de>
2147 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2148 (gimple_op): Likewise.
2149 (gimple_op_ptr): Likewise.
2150 (gimple_assign_set_lhs): Remove gcc_assert.
2151 (gimple_assign_set_rhs1): Likewise.
2152 (gimple_assign_set_rhs2): Likewise.
2153 (gimple_call_set_lhs): Likewise.
2154 (gimple_call_set_fn): Likewise.
2155 (gimple_call_set_fndecl): Likewise.
2156 (gimple_call_fndecl): Likewise.
2157 (gimple_call_return_type): Likewise.
2158 (gimple_call_set_chain): Likewise.
2159 (gimple_call_num_args): Likewise.
2160 (gimple_call_set_arg): Likewise.
2161 (gimple_cond_set_code): Likewise.
2162 (gimple_cond_set_lhs): Likewise.
2163 (gimple_cond_set_rhs): Likewise.
2164 (gimple_cond_set_true_label): Likewise.
2165 (gimple_cond_set_false_label): Likewise.
2166 (gimple_label_set_label): Likewise.
2167 (gimple_goto_set_dest): Likewise.
2168 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2169 (gimple_debug_bind_get_value): Likewise.
2170 (gimple_debug_bind_get_value_ptr): Likewise.
2171 (gimple_debug_bind_set_var): Likewise.
2172 (gimple_debug_bind_set_value): Likewise.
2173 (gimple_debug_bind_reset_value): Likewise.
2174 (gimple_debug_bind_has_value_p): Likewise.
2175 (gimple_return_retval_ptr): Remove gcc_assert.
2176 (gimple_return_retval): Likewise.
2177 (gimple_return_set_retval): Likewise.
2178 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2179 (safe_referenced_var_iterator): Remove.
2180 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2181 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2182 (fill_referenced_var_vec): Remove.
2183 (first_readonly_imm_use): Remove redundant gcc_assert.
2184 (phi_arg_index_from_use): Combine gcc_asserts.
2185 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2186 (first_imm_use_stmt): Remove redundant gcc_assert.
2187 * tree-cfg.c (verify_gimple_call): Verify function and chain
2188 operands. Verify arguments.
2189 (verify_types_in_gimple_stmt): Verify condition code and labels.
2191 2010-01-07 Richard Guenther <rguenther@suse.de>
2193 PR tree-optimization/42641
2194 * sese.c (rename_map_elt_info): Use the SSA name version, do
2197 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2199 PR tree-optimization/42625
2200 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2201 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2203 2010-01-07 Duncan Sands <baldrick@free.fr>
2205 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2207 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2210 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2211 note itself is not function_invariant_p.
2213 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2215 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2216 Do not add the DF_NOTE problem.
2217 * store-motion.c (execute_rtl_store_motion): Likewise.
2219 2010-01-07 Martin Jambor <mjambor@suse.cz>
2221 PR tree-optimization/42157
2222 * tree-sra.c (compare_access_positions): Stabilize sort if both
2223 accesses have integer types, return zero immediately if they are the
2226 2010-01-06 Richard Henderson <rth@redhat.com>
2229 * haifa-sched.c (add_to_note_list): Merge into ...
2230 (concat_note_lists): ... here, and ...
2231 (unlink_other_notes, rm_other_notes): Merge into...
2232 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2233 NOTE_INSN_EPILOGUE_BEG.
2235 2010-01-06 Richard Guenther <rguenther@suse.de>
2237 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2238 not inline regular functions into always-inline functions.
2240 2010-01-06 Nick Clifton <nickc@redhat.com>
2242 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2243 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2245 (OVERRIDE_OPTIONS): Delete.
2246 (OPTIMIZATION_OPTIONS): Define.
2247 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2248 * config/rx/rx.c (rx_handle_option): Issue an error message if
2249 -mcpu=rx200 and -fpu are used together.
2250 (rx_set_optimization_options): New function. Issue an error
2251 message if an optimization attribute attempts to reset the FPU/
2252 math optimization pairing.
2253 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2254 * config/rx/rx.opt: Set the default to 32-bit doubles.
2255 * config/rx/t-rx: Add multilibs for -nofpu option.
2256 * doc/invoke.texi: Update documentation of RX options.
2258 2010-01-06 Richard Guenther <rguenther@suse.de>
2260 * tree-ssa-pre.c (name_to_id): New global.
2261 (alloc_expression_id): Simplify SSA name handling.
2262 (lookup_expression_id): Likewise.
2263 (init_pre): Zero name_to_id.
2264 (fini_pre): Free it.
2266 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2268 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2270 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2273 * config/i386/sse.md (smaxv2di3): New.
2274 (umaxv2di3): Likewise.
2275 (sminv2di3): Likewise.
2276 (uminv2di3): Likewise.
2278 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2281 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2282 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2283 (legitimize_tls_address): Likewise.
2284 (sparc_tls_referenced_p): Likewise.
2285 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2286 and adjust calls to legitimize_pic_address.
2287 (legitimate_constant_p) Use sparc_tls_referenced_p.
2288 (legitimate_pic_operand_p): Likewise.
2289 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2290 (sparc_tls_symbol_ref_1): Delete.
2291 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2292 (legitimize_tls_address): Make static, handle CONST patterns.
2293 (legitimize_pic_address): Make static, remove unused parameter and
2294 adjust recursive calls.
2295 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2296 and adjust call to legitimize_pic_address.
2297 (sparc_output_mi_thunk): Likewise.
2299 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2300 H.J. Lu <hongjiu.lu@intel.com>
2303 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2304 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2305 operands to make them signed.
2308 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2311 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2312 GTU to GT for V4SI and V2DI.
2314 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2315 (umin<mode>3): Removed.
2317 (uminv4si3): Likewise.
2319 2010-01-05 Martin Jambor <mjambor@suse.cz>
2321 PR tree-optimization/42462
2322 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2323 current_function_decl to helper functions and macros.
2325 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2328 * flags.h: Don't include real.h.
2329 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2330 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2331 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2332 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2333 * dominance.c: Update copyright.
2334 * gimple.c (walk_gimple_op): Remove inline.
2335 * tree-ssa-reassoc.c: Include real.h.
2336 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2337 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2339 2010-01-05 Nick Clifton <nickc@redhat.com>
2341 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2342 register to push into the stack frame when the accumulator has to
2343 be saved during interrupts.
2345 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2347 * doc/invoke.texi: Remove the documentation about option
2349 * common.opt (Wunreachable-code): Preserved for backward
2351 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2352 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2353 the backward compatibility flag section.
2355 2010-01-05 Richard Guenther <rguenther@suse.de>
2357 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2359 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2362 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2364 PR tree-optimization/42508
2365 * tree-sra.c (convert_callers): Check for recursive call
2366 by comparing cgraph nodes instead of decls.
2367 (modify_function): Call ipa_modify_formal_parameters also
2368 on all same_body aliases.
2370 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2371 cgraph nodes when checking for same_body aliases.
2373 2010-01-05 Richard Guenther <rguenther@suse.de>
2375 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2376 allocation and lookup.
2377 (get_or_alloc_expr_for_constant): Likewise.
2378 (phi_translate): Sink allocation.
2380 2010-01-04 Richard Guenther <rguenther@suse.de>
2382 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2383 a new entry only if needed.
2384 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2385 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2387 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2389 (phi_translate): Handle CONSTANTs early.
2391 2010-01-04 Martin Jambor <mjambor@suse.cz>
2393 PR tree-optimization/42398
2394 * tree-sra.c (struct access): Removed flag grp_different_types.
2395 (dump_access): Do not dump the removed flag.
2396 (sort_and_splice_var_accesses): Do not set the removed flag.
2397 (sra_modify_expr): Check for type compatibility directly.
2399 2010-01-04 Martin Jambor <mjambor@suse.cz>
2401 PR tree-optimization/42366
2402 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2403 edges with variable number of parameters.
2404 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2405 flag instead of asserting it.
2406 (ipa_read_node_info): Read uses_analysis_done flag.
2408 2010-01-04 Richard Guenther <rguenther@suse.de>
2410 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2411 iterative_hash_* as intended.
2412 (vn_reference_compute_hash): Likewise. Simplify hashing
2414 (vn_reference_lookup_2): Likewise.
2415 (vn_nary_op_compute_hash): Likewise.
2416 (vn_phi_compute_hash): Likewise.
2417 (expressions_equal_p): Remove strange code.
2418 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2419 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2420 (bitmap_insert_into_set_1): Take value-id as parameter.
2421 (add_to_value): Pass it.
2422 (bitmap_insert_into_set): Likewise.
2423 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2425 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2428 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2429 (do_self_spec): For switches with SWITCH_IGNORE set set also
2430 SWITCH_IGNORE_PERMANENTLY.
2431 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2434 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2436 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2437 tree of an unreferenced global var.
2439 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2442 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2443 GTU to GT for V4SI and V2DI.
2445 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2446 (umin<mode>3): Removed.
2448 (uminv4si3): Likewise.
2450 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2453 * collect2.c (main): Turn on trace in collect2 if -v is passed
2456 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2458 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2459 description of expression operand.
2461 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2463 * configure.ac: Add install-html to target_list for Make-hooks.
2464 * configure: Regenerate.
2465 * fortran/Make-lang.in (F95_HTMLFILES): New.
2466 (fortran.html): Use it.
2467 (fortran.install-html): New.
2468 * Makefile.in (install-html): Add lang.install-html.
2469 * java/Make-lang.in (JAVA_HTMLFILES): New.
2470 (java.html): Use it.
2471 (java.install-html): New.
2472 * objc/Make-lang.in (objc.install-html): New.
2473 * objcp/Make-lang.in (obj-c++.install-html): New.
2474 * cp/Make-lang.in (c++.install-html): New.
2475 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2476 * lto/Make-lang.in (lto.install-html): New.
2478 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2481 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2483 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2485 PR rtl-optimization/41862
2486 * store-motion.c (store_killed_in_insn, compute_store_table,
2487 remove_reachable_equiv_notes, replace_store_insn,
2488 build_store_vectors): Ignore all DEBUG_INSNs.
2490 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2493 * common.opt: Add dumpdir.
2495 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2497 (option_map): Add --dumpdir.
2499 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2501 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2503 * opts.c (decode_options): Try dump_dir_name first if
2504 dump_base_name isn't an absolute path.
2505 (common_handle_option): Handle OPT_dumpdir.
2507 * toplev.c (dump_dir_name): New.
2508 (print_switch_values): Also ignore -dumpdir.
2510 * toplev.h (dump_dir_name): New.
2512 2010-01-03 Richard Guenther <rguenther@suse.de>
2514 PR tree-optimization/42589
2515 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2516 double-word expansion of bswap32.
2518 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2520 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2521 with BLOCK_FOR_INSN.
2522 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2523 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2524 noce_process_if_block): Likewise.
2525 * gcse.c (compute_local_properties, insert_expr_in_table,
2526 insert_set_in_table, canon_list_insert, find_avail_set,
2527 pre_insert_copy_insn): Likewise.
2529 * basic-block.h (BLOCK_NUM): Move from here...
2530 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2532 2010-01-03 Richard Guenther <rguenther@suse.de>
2534 PR tree-optimization/42438
2535 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2536 contains_may_not_return_call flag.
2537 (BB_MAY_NOTRETURN): New.
2538 (valid_in_sets): Trapping nary operations are not valid
2539 in blocks that may not return.
2540 (insert_into_preds_of_block): Remove check for trapping expressions.
2541 (compute_avail): Compute also BB_MAY_NOTRETURN.
2543 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2545 * doc/invoke.texi: Add 2010 to copyright years.
2547 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2549 * config/sparc/sparc.c: Fix formatting nits.
2551 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2552 Alexander Monakov <amonakov@ispras.ru>
2554 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2556 2010-01-02 Richard Guenther <rguenther@suse.de>
2559 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2560 (simplify_switch_using_ranges): Mark to be removed edges
2563 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2565 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2567 * collect2.c (scan_libraries): Add missing argument in call to
2570 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2573 * config/alpha/predicates.md (aligned_memory_operand): Return false
2575 (unaligned_memory_operand): Return true for CQImode.
2576 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2577 doesn not cross aligned SImode word boundary.
2579 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2581 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2583 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2584 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2586 2010-01-02 Richard Guenther <rguenther@suse.de>
2589 * toplev.c (compile_file): Emit LTO marker properly. Change
2591 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2593 2010-01-01 Richard Guenther <rguenther@suse.de>
2596 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2598 2010-01-01 Richard Guenther <rguenther@suse.de>
2601 * c-decl.c (grokdeclarator): For zero-size arrays force
2602 structural equality checks as layout_type does.
2604 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2606 * builtins.c: Update copyright to 2010.
2608 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2611 * lto-streamer-out.c (produce_asm): Revert the last change.
2612 (copy_function): Likewise.
2614 * lto-streamer.c (lto_get_section_name): Skip any leading
2617 2010-01-01 Richard Guenther <rguenther@suse.de>
2620 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2624 Copyright (C) 2010 Free Software Foundation, Inc.
2626 Copying and distribution of this file, with or without modification,
2627 are permitted in any medium without royalty provided the copyright
2628 notice and this notice are preserved.