1 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5 fallthrough to default handling, just with want_address 0 instead of 2.
6 For single element lists, add_AT_loc directly, otherwise create an
7 artificial variable DIE and stick location list to it.
10 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
11 (VAL_EXPR_HAS_REVERSE): Define.
12 (reverse_op): New function.
13 (add_stores): For reversible operations add an extra MO_VAL_USE.
15 2010-03-02 Jason Merrill <jason@redhat.com>
17 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
19 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
21 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
22 (sparc64-*-linux*): Likewise.
23 (sparc64-*-solaris2*): Include assembler files before linker ones.
24 (sparc-*-solaris2*): Simplify and reorder to match previous case.
25 * config/sparc/gas.h: Delete.
26 * config/sparc/sol2-64.h: Add copyright notice.
27 * config/sparc/sol2-gas-bi.h: Likewise.
28 * config/sparc/sol2-gld.h: Likewise.
29 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
30 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
31 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
32 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
33 (sparc_elf_asm_named_section): Rename into...
34 (sparc_solaris_elf_asm_named_section): ...this. Always define.
36 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
38 * config/alpha/alpha.c (override_options): Fix -mtune error message.
40 2010-03-02 Jeff Law <law@redhat.com>
43 * reload1.c (rtx_p, substitute_stack): Declare.
44 (substitute): Record addresses of changed rtxs.
45 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
46 Restore the original rtx when complete.
47 (reload): Free subsitute_stack when complete.
49 2010-03-02 Janis Johnson <janis187@us.ibm.com>
51 * doc/gccint.texi (menu): Add Testsuites as a chapter.
52 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
54 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
55 LTO Testing, gcov Testing, profopt Testing, compat Testing,
56 Torture Tests): Change from subsection to section.
58 2010-03-02 Jakub Jelinek <jakub@redhat.com>
59 Steven Bosscher <steven@gcc.gnu.org>
61 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
64 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
67 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
68 the assignment from the new induction variable to the assignment
69 of the value from the original loop PHI function.
71 2010-03-01 Janis Johnson <janis187@us.ibm.com>
72 Daniel Jacobowitz <dan@codesourcery.com>
74 * doc/sourcebuild.texi (Test directives): Clarify options to
77 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
79 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
80 Disable cfi directives unless GCC and gas agree on using read-only
81 .eh_frame sections for 64-bit.
82 * configure: Regenerate.
84 2010-03-01 Richard Guenther <rguenther@suse.de>
86 PR tree-optimization/43220
87 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
88 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
90 2010-03-01 Richard Guenther <rguenther@suse.de>
91 Martin Jambor <mjambor@suse.cz>
94 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
95 gimplified parameters.
97 2010-03-01 Christian Bruel <christian.bruel@st.com>
99 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
101 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
103 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
105 2010-03-01 Richard Guenther <rguenther@suse.de>
108 * expr.c (expand_assignment): Use the alias-oracle to tell
109 if the rhs aliases the result decl.
111 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
114 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
115 to sol_gt_pch_get_address.
116 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
117 64-bit, SPARC and x86.
118 (sol_gt_pch_get_address): New function.
120 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
122 * toplev.h (inform_n, error_n): Declare.
123 * diagnostic.c (inform_n, error_n): New function.
125 2010-03-01 Jakub Jelinek <jakub@redhat.com>
127 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
128 has no rtl yet when processing local_decls, queue it and recheck
129 if deferred stack allocation hasn't assigned it rtl.
131 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
133 * config/sh/sh.c (unspec_bbr_uid): New.
134 (gen_block_redirect): Use it instead of INSN_UID.
135 (gen_far_branch): Likewise.
137 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
139 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
140 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
142 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
144 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
145 (Warning Options): -Wno-conversion-null is valid for
146 Objective-C++ as well.
147 * doc/tm.texi (Named Address Spaces): Likewise.
148 * doc/plugins.texi (Plugins): Replace TABs with spaces.
149 * doc/tree-ssa.texi (Tree SSA): Likewise.
151 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
154 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
155 by default. Don't set the default arch for
156 i[34567]86-*-darwin*|x86_64-*-darwin*.
158 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
161 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
162 default. Set the default 32bit/64bit archs with $with_arch
163 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
165 2010-02-27 Richard Guenther <rguenther@suse.de>
167 PR tree-optimization/43186
168 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
169 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
170 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
173 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
175 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
176 required and i[34567]86-*-* targets don't support 64bit ISA.
178 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
181 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
184 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
186 * config.gcc: Set the default arch at least to Prescott for
187 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
188 if SSE math is enabled.
190 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
192 * diagnostic.c (diagnostic_initialize): Update.
193 (diagnostic_report_diagnostic): Test inhibit_notes_p for
195 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
196 (diagnostic_inhibit_notes): New.
197 * toplev.c (process_options): inhibit notes with -fcompare-debug.
199 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
202 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
203 * doc/standards.texi: Likewise.
204 * doc/extend.texi: Likewise.
205 * doc/trouble.texi: Likewise.
206 * doc/cppopts.texi: Likewise.
207 * doc/install.texi: Likewise.
208 * c.opt (std=c90,std=gnu90): New options.
209 * c-opts.c (c_common_handle_option): Handle them.
211 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
214 * c-decl.c (undeclared_variable): Use an informative note.
216 2010-02-26 Richard Guenther <rguenther@suse.de>
218 PR tree-optimization/43186
219 * gimple.h (gimple_fold): Remove.
220 * gimple.c (gimple_fold): Remove. Inline into single user ...
221 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
222 Try harder for conditions.
224 2010-02-26 Jakub Jelinek <jakub@redhat.com>
227 * function.c (used_types_insert): Don't skip through named pointer
228 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
229 and it is different from the main variant's type.
231 2010-02-26 Nick Clifton <nickc@redhat.com>
233 * config/rx/rx.md (sminsi3): Remove bogus alternative.
235 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
237 * config.gcc: Support --with-fpmath=sse for x86.
239 * config/i386/ssemath.h: New.
241 * doc/install.texi (--with-fpmath=sse): Documented.
243 2010-02-26 Richard Guenther <rguenther@suse.de>
245 PR tree-optimization/43188
246 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
247 vector types of over-aligned element type.
249 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
252 * config/i386/i386.c (expand_vec_perm_blend): Use correct
253 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
255 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
257 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
259 2010-02-26 Jakub Jelinek <jakub@redhat.com>
261 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
262 * var-tracking.c: Include diagnostic.h.
263 (debug_dv): New function.
264 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
267 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
268 (add_value_chain, add_value_chains, remove_value_chain,
269 remove_value_chains): Handle DEBUG_EXPRs.
270 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
273 * regcprop.c (struct queued_debug_insn_change): New type.
274 (struct value_data_entry): Add debug_insn_changes field.
275 (struct value_data): Add n_debug_insn_changes field.
276 (debug_insn_changes_pool): New variable.
277 (free_debug_insn_changes, apply_debug_insn_changes,
278 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
279 (kill_value_one_regno): Call free_debug_insn_changes if needed.
280 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
282 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
284 (copyprop_hardreg_forward_1): Don't call apply_change_group for
285 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
286 changes, call cprop_find_used_regs via note_stores.
287 (copyprop_hardreg_forward): When copying vd from predecessor
288 which has any queued DEBUG_INSN changes, make sure the pointers are
289 cleared. At the end call df_analyze and then if there are any
290 DEBUG_INSN changes queued at the end of some basic block for still
291 live registers, apply them.
292 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
294 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
296 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
299 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
301 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
302 targets. Set the default with_cpu/with_arch from arch/cpu.
303 Allow x86-64 and native for with_cpu/with_arch.
305 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
307 * ebitmap.c: Change calls to verify_popcount with calls to
308 sbitmap_verify_popcount.
309 (ebitmap_clear_bit): Fixed map->cacheindex test and
310 map>cache update when bit clearing results in an empty
313 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
316 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
317 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
318 and support both V2DF and V2DI modes.
319 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
320 support both V2DF and V2DI modes.
321 (general): Delete trailing whitespace from a few patterns.
323 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
324 V2DF/V2DI interleave high/low builtins.
326 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
329 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
330 interleave high/low functions.
332 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
334 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
335 #pragma extern_prefix.
337 2010-02-25 Jakub Jelinek <jakub@redhat.com>
340 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
341 BLKmode, assert op0 is a MEM and just adjust its mode.
344 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
345 if bitpos isn't multiple of mode's bitsize.
347 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
349 * c.opt (-ftemplate-depth=): New.
350 (-ftemplate-depth-): Deprecate.
351 * optc-gen.awk: Handle -ftemplate-depth=.
352 * opth-gen.awk: Likewise.
353 * c-opts.c (c_common_handle_option): Likewise.
354 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
356 2010-02-24 Jason Merrill <jason@redhat.com>
358 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
360 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
362 * cfg.c (alloc_aux_for_block): Remove inline.
363 (alloc_aux_for_edge): Likewise.
365 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
367 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
369 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
371 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
372 * config/i386/sol2-gas.h: New file.
373 * config.gcc (i[34567]86-*-solaris2*): Use it.
375 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
378 * c-typeck.c (ep_convert_and_check): New.
379 (build_conditional_expr): Use it.
380 (build_binary_op): Likewise.
382 2010-02-24 Jakub Jelinek <jakub@redhat.com>
384 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
387 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
389 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
390 expr needs to have DECL_NAME set.
392 2010-02-24 Nick Clifton <nickc@redhat.com>
394 * config/mep/mep.c: Include gimple.h.
395 (mep_function_uses_sp): Delete unused function.
396 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
397 parameters. Use unsigned integers to count args. Return a
398 NULL_RTX instead of an error_mark_node. Toidy up formatting.
400 2010-02-23 Jakub Jelinek <jakub@redhat.com>
403 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
404 greater or equal to nelt instead of 2 * nelt.
405 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
408 2010-02-23 Jason Merrill <jason@redhat.com>
411 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
412 in cfun->local_decls even if they have register types.
415 * stor-layout.c (place_field): Don't warn about unnecessary
416 DECL_PACKED if the type is packed.
418 2010-02-23 Jakub Jelinek <jakub@redhat.com>
421 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
422 GOTOFF relocs, even when the base reg isn't pic pointer.
424 2010-02-23 Michael Matz <matz@suse.de>
427 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
428 (expand_gimple_basic_block): Generate and use debug temps if there
429 are debug uses left after the last real use of TERed ssa names.
430 Unlink debug immediate uses when they are expanded.
432 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
435 * config/i386/i386.c (override_options): Reorganise to provide
436 better error messages.
438 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
441 * graphite-scop-detection.c (create_single_exit_edge): Move
442 the call to find_single_exit_edge to....
443 (create_sese_edges): ...here. Don't handle multiple edges
444 exiting the function.
445 (build_graphite_scops): Don't handle multiple edges
446 exiting the function.
448 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
451 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
452 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
454 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
457 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
459 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
462 * c-typeck.c (convert_arguments): Print declaration location.
463 * c-common.c (validate_nargs): Rename as
464 builtin_function_validate_nargs.
465 (check_builtin_function_arguments): Update.
467 2010-02-22 Richard Guenther <rguenther@suse.de>
470 * tree-inline.c (declare_return_variable): Use the type of
471 the call stmt lhs if available.
473 2010-02-22 Duncan Sands <baldrick@free.fr>
475 * passes.c (register_pass): Always consider all pass lists when
476 ref_pass_instance_number is zero.
478 2010-02-22 Richard Guenther <rguenther@suse.de>
480 PR tree-optimization/42749
481 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
482 parameter. Do arithmetic in the original type.
483 (update_accumulator_with_ops): Likewise.
484 (adjust_accumulator_values): Adjust.
486 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
488 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
489 (QI to BLKmode splitter): New splitter.
491 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
493 * config/i386/i386.c (initial_ix86_tune_features): Turn on
494 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
496 2010-02-22 Richard Guenther <rguenther@suse.de>
498 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
500 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
502 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
503 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
504 ($(T)crti.o, $(T)crtn.o): Remove rules.
506 2010-02-21 Tobias Burnus <burnus@net-b.de>
509 * doc/invoke.texi (-fassociative-math): Document that this
510 option is automatically enabled for Fortran.
512 2010-02-20 David S. Miller <davem@davemloft.net>
514 * configure.ac: Test if linker and assembler properly support
515 GOTDATA_OP relocations.
516 * configure: Rebuild.
517 * config.in: Likewise.
518 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
519 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
520 (movsi_high_pic): Likewise.
521 (movdi_lo_sum_pic): Likewise.
522 (movdi_high_pic): Likewise.
523 (movsi_pic_gotdata_op): New pattern.
524 (movdi_pic_gotdata_op): Likewise.
525 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
526 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
528 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
531 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
533 (xop_mulv2div2di3_high): Ditto.
535 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
538 * c.opt (Wconversion-null): New option.
539 * doc/invoke.texi (Wconversion-null): Document.
541 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
543 * common.opt (Wlarger-than-): Add Undocumented.
545 2010-02-19 Mike Stump <mikestump@comcast.net>
547 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
549 2010-02-19 Jason Merrill <jason@redhat.com>
552 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
553 * configure: Likewise.
555 2010-02-20 Alan Modra <amodra@gmail.com>
558 * cgraph.h (cgraph_make_decl_local): Declare.
559 * cgraph.c (cgraph_make_decl_local): New function.
560 (cgraph_make_node_local): Use it.
561 * cgraphunit.c (cgraph_function_versioning): Likewise.
562 * ipa.c (function_and_variable_visibility): Likewise.
564 2010-02-19 Jakub Jelinek <jakub@redhat.com>
567 * except.c (sjlj_emit_function_enter): Don't call
568 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
570 * rtl.h (add_reg_br_prob_note): Remove prototype.
572 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
575 * c-common.c (conversion_warning): Remove widening conversions
576 before checking the conversion of integers to reals.
578 2010-02-19 Mike Stump <mikestump@comcast.net>
581 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
584 * cgraphunit.c (process_function_and_variable_attributes): Check
585 DECL_PRESERVE_P instead of looking up attribute "used".
586 * ipa-pure-const.c (check_decl): Likewise.
587 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
588 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
589 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
590 instead of attribute "used".
591 * config/sol2-c.c (solaris_pragma_init): Likewise.
592 (solaris_pragma_fini): Likewise.
594 2010-02-19 Jakub Jelinek <jakub@redhat.com>
596 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
597 Use XCNEW instead of xcalloc.
598 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
599 XNEW instead of xmalloc.
600 (get_fields): Use XNEWVEC instead of xmalloc.
603 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
605 (create_new_general_access): For debug stmts just reset value.
606 (get_stmt_accesses): For accesses within debug stmts just record them
607 using add_access_to_acc_sites instead of preventing the peeling or
608 counting them as accesses.
611 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
613 2010-02-19 Richard Guenther <rguenther@suse.de>
615 PR tree-optimization/42916
616 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
619 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
621 * configure.ac: Replace all uses of changequote in macro arguments
624 2010-02-19 Jakub Jelinek <jakub@redhat.com>
627 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
629 2010-02-19 Richard Guenther <rguenther@suse.de>
631 PR tree-optimization/42944
632 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
633 test for aliasing with errno.
635 2010-02-19 Jakub Jelinek <jakub@redhat.com>
638 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
639 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
640 * dojump.c: Include output.h.
641 (inv): New inline function.
642 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
643 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
644 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
645 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
646 argument, pass it down to other calls.
647 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
648 add REG_BR_PROB note to the conditional jump.
649 * cfgexpand.c (add_reg_br_prob_note): Removed.
650 (expand_gimple_cond): Don't call it, add the probability
651 as last argument to jumpif_1/jumpifnot_1.
652 * Makefile.in (dojump.o): Depend on output.h.
653 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
655 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
656 * stmt.c (do_jump_if_equal): Likewise.
657 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
658 * loop-unswitch.c (compare_and_jump_seq): Likewise.
659 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
661 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
662 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
664 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
666 (store_expr): Adjust jumpifnot caller.
667 (store_constructor): Adjust jumpif caller.
670 * gimplify.c (gimple_boolify): For __builtin_expect call
671 gimple_boolify also on its first argument.
673 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
675 * configure.ac (gnu-unique-object): Wrap regexps using [] in
677 (__stack_chk_fail): Ditto. Remove quadrigraphs.
678 * configure: Regenerated.
680 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
682 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
683 lang_hooks.types_compatible_p instead of comptypes.
685 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
687 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
688 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
689 if __prefer_thumb__ is defined.
691 2010-02-18 Martin Jambor <mjambor@suse.cz>
693 PR tree-optimization/43066
694 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
695 array with zero-sized element type.
697 2010-02-18 Jakub Jelinek <jakub@redhat.com>
699 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
700 rtx, allocate struct var_loc_node here and return it to the
701 caller, and only if it is actually needed.
702 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
703 move it earlier and return immediately if it returns NULL.
705 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
707 * config/sparc/gas.h: New file. Restore
708 TARGET_ASM_NAMED_SECTION to its ELF default.
709 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
711 * config/sparc/sparc.c (sparc_elf_asm_named_section):
712 Likewise. Add ATTRIBUTE_UNUSED to prototype.
713 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
716 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
718 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
720 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
722 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
723 patterns from predicated pattern.
725 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
728 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
729 for insn mnemonic suffix.
731 2010-02-17 Richard Guenther <rguenther@suse.de>
733 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
736 2010-02-17 Jakub Jelinek <jakub@redhat.com>
739 * caller-save.c (save_call_clobbered_regs): If BB ends with
740 a DEBUG_INSN, move any notes in between last real insn and the last
741 DEBUG_INSN after the last DEBUG_INSN.
743 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
745 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
746 Fix return type. Fix argument type. Explain meaning of return value.
748 2010-02-16 Richard Guenther <rguenther@suse.de>
750 PR tree-optimization/41043
751 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
752 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
754 (vrp_visit_phi_node): ... but only for loop PHI nodes.
756 2010-02-16 Ira Rosen <irar@il.ibm.com>
758 PR tree-optimization/43074
759 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
760 * tree-vect-loop.c (vect_analyze_loop_operations): Add
761 vectorizable cycles in hybrid SLP check.
762 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
764 2010-02-16 Richard Guenther <rguenther@suse.de>
766 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
767 (true_dependence): If memrefs_conflict_p computes must-alias
768 trust it. Move TBAA check after offset-based disambiguation.
769 (canon_true_dependence): Likewise.
771 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
773 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
774 * doc/invoke.texi: Document it.
775 * var-tracking.c: Include toplev.h and params.h.
776 (vt_find_locations): Return bool indicating success. Compute
777 hash sizes unconditionally. Check new parameter, report.
778 (variable_tracking_main_1): Check vt_find_locations results and
779 retry. Renamed from...
780 (variable_tracking_main): ... this. New wrapper to preserve
781 flag_var_tracking_assignments.
782 * Makefile.in (var-tracking.o): Adjust dependencies.
784 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
785 Jakub Jelinek <jakub@redhat.com>
788 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
789 if weak_import attribute is present.
790 * config/darwin.c (machopic_select_section): Likewise.
792 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
794 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
795 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
796 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
797 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
799 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
801 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
804 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
805 Rewrite text to refer to the names.
807 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
809 * config/i386/i386-builtin-types.def
810 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
811 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
812 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
813 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
814 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
815 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
816 IX86_BUILTIN_VPERMIL2PS256.
817 (MULTI_ARG_4_DF2_DI_I): Defined.
818 (MULTI_ARG_4_DF2_DI_I1): Defined.
819 (MULTI_ARG_4_SF2_SI_I): Defined.
820 (MULTI_ARG_4_SF2_SI_I1): Defined.
821 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
822 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
823 __builtin_ia32_vpermil2ps256.
824 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
825 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
826 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
827 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
828 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
829 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
830 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
831 CODE_FOR_xop_vpermil2v8sf3.
832 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
833 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
834 * config/i386/xopintrin.h (_mm_permute2_pd): New.
835 (_mm256_permute2_pd): New.
836 (_mm_permute2_ps): New.
837 (_mm256_permute2_ps): New.
839 2010-02-15 Nick Clifton <nickc@redhat.com>
841 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
842 boolean parameters. Use emit_jump_insn when emitting a pop
843 instruction containing a return insn.
844 (push): Use 'true' rather than '1' as second parameter to F.
845 (h8300_expand_prologue): Likewise.
846 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
847 (h8300_expand_epilogue): Likewise.
849 2010-02-15 Richard Guenther <rguenther@suse.de>
852 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
855 2010-02-15 Nick Clifton <nickc@redhat.com>
857 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
860 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
862 * intl.c (fake_ngettext): New function.
863 * intl.h (fake_ngettext): Declare.
864 (ngettext): Define macro.
865 * collect2.c (notice_translated): New function.
866 (main): Use notice_translated and ngettext.
867 * collect2.h (notice_translated): Declare.
869 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
871 * reorg.c (delete_computation): Comment fixes.
872 * caller-save.c (setup_save_areas): Idem.
873 * sel-sched-dump.c (dump_lv_set): Idem.
876 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
878 * config/s390/s390.c (s390_sched_init): New function.
879 (TARGET_SCHED_INIT): Target hook defined.
881 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
882 Jack Howarth <howarth@bromo.med.uc.edu>
883 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
886 Partial revert of unintended change in fix for PR41605.
887 * config/darwin.h: Fix typo.
888 * config/darwin9.h: Same.
890 2010-02-11 Jakub Jelinek <jakub@redhat.com>
892 * c-pch.c (pch_init): Clear v.
894 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
897 * graphite-scop-detection.c (graphite_can_represent_scev): Call
898 graphite_can_represent_init for MULT_EXPR.
900 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
904 * graphite-sese-to-poly.c (remove_phi): New.
905 (translate_scalar_reduction_to_array): Call remove_phi.
907 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
910 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
911 * graphite-clast-to-gimple.h (gloog): Update declaration.
912 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
913 * graphite-poly.h (struct poly_bb): Add missing comments.
914 (struct scop): Add poly_scop_p field.
916 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
917 * graphite.c (graphite_transform_loops): Build the polyhedral
918 representation for each scop before code generation.
919 * sese.c (rename_variables_in_operand): Removed.
920 (rename_variables_in_expr): Return the renamed expression.
921 (rename_sese_parameters): New.
922 * sese.h (rename_sese_parameters): Declared.
924 2010-02-11 Richard Guenther <rguenther@suse.de>
926 PR tree-optimization/42998
927 * tree-ssa-pre.c (create_expression_by_pieces): Treat
928 POINTER_PLUS_EXPR properly.
930 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
931 Changpeng Fang <changpeng.fang@amd.com>
934 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
935 the cost of an IV candidate when the IV is used in a test against zero.
937 * gcc.dg/tree-ssa/ivopts-3.c: New.
939 2010-02-11 Richard Guenther <rguenther@suse.de>
942 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
943 pointer-vs-decl case by swapping refs. Handle some cases
944 of pointer-vs-decl disambiguations more conservatively.
945 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
946 to false after expanding.
948 2010-02-11 Richard Guenther <rguenther@suse.de>
951 * gcc.c (process_command): Handle LTO file@offset case more
954 2010-02-11 Jakub Jelinek <jakub@redhat.com>
956 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
957 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
959 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
961 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
962 if MEM's mode size isn't DWARF2_ADDR_SIZE.
963 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
964 Optimize eq/ne comparisons when both arguments are known to be
966 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
967 Don't mask operands unnecessarily if they are known to be already
970 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
972 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
975 2010-02-10 Richard Guenther <rguenther@suse.de>
977 PR tree-optimization/43017
978 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
979 for wrapping signed arithmetic.
981 2010-02-10 Jakub Jelinek <jakub@redhat.com>
984 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
985 if no debug info should be emitted for it.
987 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
989 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
990 note when flag_exceptions is set.
992 2010-02-10 Duncan Sands <baldrick@free.fr>
994 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
996 2010-02-10 Richard Guenther <rguenther@suse.de>
999 * tree.c (get_unwidened): Handle constants.
1000 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1002 2010-02-10 Martin Jambor <mjambor@suse.cz>
1005 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1006 check for variable argument counts independently.
1008 2010-02-10 Christian Bruel <christian.bruel@st.com>
1011 * config/sh/sh.c (find_barrier): Increase length for non delayed
1012 conditional branches.
1014 2010-02-10 Christian Bruel <christian.bruel@st.com>
1016 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1018 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1020 * builtins.c (set_builtin_user_assembler_name): Also handle
1021 ffs if int is smaller than word.
1023 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1026 * ira-conflicts.c (get_dup): Remove.
1027 (process_reg_shuffles): Add new parameter. Use it as an
1028 additional guard for copy generation.
1029 (add_insn_allocno_copies): Rewrite.
1031 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1033 * common.opt (fsched2-use-traces): Preserved for backward
1035 * doc/invoke.texi: Remove the documentation about option
1036 -fsched2-use-traces.
1037 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1038 flag_sched2_use_traces.
1039 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1040 the backward compatibility flag section.
1042 2010-02-09 Richard Guenther <rguenther@suse.de>
1044 PR tree-optimization/43008
1045 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1046 make HEAP variables initialized from global memory if they
1047 are not known builtin functions.
1048 (find_func_aliases): Adjust.
1050 2010-02-09 Richard Guenther <rguenther@suse.de>
1052 PR tree-optimization/43000
1053 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1054 arithmetic manually.
1056 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1058 PR tree-optimization/42931
1059 * tree-loop-linear.c (try_interchange_loops): Don't call
1060 double_int_mul if estimated_loop_iterations failed.
1062 2010-02-08 Martin Jambor <mjambor@suse.cz>
1065 * tree-sra.c (build_accesses_from_assign): Do not mark in
1066 should_scalarize_away_bitmap if stmt has volatile ops.
1067 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1070 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1072 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1074 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1076 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1079 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1082 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1084 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1087 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1088 to unknown_dependence.
1089 (graphite_legal_transform_dr): Handle the unknown_dependence.
1090 (graphite_carried_dependence_level_k): Same.
1092 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1094 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1096 2010-02-07 Richard Guenther <rguenther@suse.de>
1099 * expr.c (get_inner_reference): Always initialize *pbitsize.
1101 2010-02-07 Richard Guenther <rguenther@suse.de>
1104 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1105 new ARRAY_REFs on variable size element or minimal index arrays.
1107 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1108 gimple_fold_indirect_ref.
1110 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1113 * arm.c (arm_override_options): Just return if the user has specified
1114 an invalid fpu name.
1116 2010-02-03 Jason Merrill <jason@redhat.com>
1119 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1120 i386_pe_maybe_record_exported_symbol.
1122 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1125 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1126 (pa_delegitimize_address): New function.
1128 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1130 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1131 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1133 2010-02-05 Richard Guenther <rguenther@suse.de>
1136 * lto-streamer-in.c (get_resolution): Deal with references
1137 to undefined functions.
1139 2010-02-05 Richard Guenther <rguenther@suse.de>
1141 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1142 (fold_const_aggregate_ref): Likewise.
1143 (ccp_fold_stmt): Substitute loads.
1144 (maybe_fold_reference): Verify types before substituting.
1146 (fold_gimple_assign): Unshare properly.
1147 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1149 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1151 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1152 for rs6000_gen_cell_microcode.
1154 2010-02-04 Richard Guenther <rguenther@suse.de>
1156 PR rtl-optimization/42952
1157 * dse.c (const_or_frame_p): Remove MEM handling.
1159 2010-02-04 Nick Clifton <nickc@redhat.com>
1161 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1162 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1163 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1164 (mn10300_asm_output_mi_thunk): New function.
1165 (mn10300_can_output_mu_thunk): New function.
1166 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1167 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1168 (FUNCTION_ARG): Delete incorrect comment.
1170 2010-02-03 Jason Merrill <jason@redhat.com>
1173 * fold-const.c (operand_equal_p): Handle erroneous types.
1175 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1177 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1179 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1181 PR rtl-optimization/42941
1182 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1185 2010-02-03 Jason Merrill <jason@redhat.com>
1188 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1190 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1193 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1194 (cselib_reset_table): Renamed from...
1195 (cselib_reset_table_with_next_value): ... this.
1196 (cselib_get_next_uid): Renamed from...
1197 (cselib_get_next_unknown_value): ... this.
1198 * cselib.c (next_uid): Renamed from...
1199 (next_unknown_value): ... this.
1200 (cselib_clear_table): Adjust.
1201 (cselib_reset_table): Adjust. Renamed from...
1202 (cselib_reset_table_with_next_value): ... this.
1203 (cselib_get_next_uid): Adjust. Renamed from...
1204 (cselib_get_next_unknown_value): ... this.
1205 (get_value_hash): Use hash.
1206 (cselib_hash_rtx): Likewise.
1207 (new_cselib_val): Adjust. Set and dump uid.
1208 (cselib_lookup_mem): Pass next_uid as hash.
1209 (cselib_subst_to_values): Likewise.
1210 (cselib_log_lookup): Dump uid.
1211 (cselib_lookup): Pass next_uid as hash. Adjust.
1212 (cselib_process_insn): Adjust.
1213 (cselib_init): Initialize next_uid.
1214 (cselib_finish): Adjust.
1215 (dump_cselib_table): Likewise.
1216 * dse.c (canon_address): Dump value uid.
1217 * print-rtl.c (print_rtx): Print value uid.
1218 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1220 (dv_uid): New function, sort of renamed from...
1221 (dv_htab_hash): ... this, reimplemented in terms of it and...
1222 (dv_uid2hash): ... this. New.
1223 (variable_htab_eq): Drop excess assertions.
1224 (tie_break_pointers): Removed.
1225 (canon_value_cmp): Compare uids.
1226 (variable_post_merge_New_vals): Print uids.
1227 (vt_add_function_parameters): Adjust.
1228 (vt_initialize): Reset table. Adjust.
1230 2010-02-03 Richard Guenther <rguenther@suse.de>
1232 PR tree-optimization/42944
1233 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1234 (call_may_clobber_ref_p_1): Likewise. Properly handle
1235 malloc and calloc clobbering errno.
1237 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1239 * doc/invoke.texi: Fix name of sched1 dump.
1241 * opts.c (decode_options): Set flag_tree_switch_conversion
1242 only conditionally on optimize >= 2.
1244 * gcse.c: Assorted comment fixes in pass description.
1246 2010-02-03 Anthony Green <green@moxielogic.com>
1248 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1249 nop padding in order to maintain alignment of storage location of
1250 target function address.
1251 (moxie_trampoline_init): Store target function address at newly
1253 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1255 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1257 2010-02-03 Richard Guenther <rguenther@suse.de>
1260 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1262 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1264 * config.gcc: Reenable check for obsolete targets.
1265 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1266 mips-sgi-irix6.[0-4]*.
1268 2010-02-02 Nick Clifton <nickc@redhat.com>
1270 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1271 constant size of 4 as being the same as 0.
1272 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1273 can take values in the range 0..4.
1275 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1278 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1279 as _darwin10_Unwind_FindEnclosingFunction().
1280 * libgcc-libsystem.ver: New.
1282 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1285 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1286 implicitly set registers.
1288 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1290 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1291 (arm_override_options): Allow automatic selection of the thread
1292 pointer register if thumb2.
1293 (legitimize_pic_address): Improve code sequences for Thumb2.
1294 (arm_call_tls_get_addr): Likewise.
1295 (legitimize_tls_address): Likewise.
1296 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1297 (pic_load_addr_32bit): ... this. New named pattern.
1298 * thumb2.md (pic_load_addr_thumb2): Delete.
1299 (pic_load_dot_plus_four): Delete.
1300 (tls_load_dot_plus_four): New named pattern.
1302 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1305 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1306 Document fix for TLS bug.
1308 2010-01-31 Richard Guenther <rguenther@suse.de>
1310 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1311 conservatively correct.
1313 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1317 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1319 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1321 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1323 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1325 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1327 * config.gcc: Adjust order of makefile fragments for mingw targets.
1329 2010-01-31 Richard Guenther <rguenther@suse.de>
1332 * gimplify.c (gimplify_init_constructor): For volatile LHS
1333 initialize a temporary.
1335 2010-01-31 Matthias Klose <doko@ubuntu.com>
1337 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1339 * configure: Regenerate.
1341 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1343 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1344 the same alias set and their sizes different constantness.
1345 (aliasing_component_refs_p): Revert 2009-10-24 change.
1347 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1349 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1352 2010-01-29 Richard Guenther <rguenther@suse.de>
1354 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1355 Assert we successfully updated the call.
1357 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1359 PR rtl-optimization/42889
1360 * df.h (df_set_bb_dirty_nonlr): New prototype.
1361 * df-core.c (df_set_bb_dirty_nonlr): New function.
1362 * df-scan.c (df_insn_rescan): Call it instead of
1363 df_set_bb_dirty for DEBUG_INSNs.
1365 2010-01-29 Richard Guenther <rguenther@suse.de>
1368 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1369 quadratic behavior in most cases.
1371 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1374 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1375 in the call to gen_x86_movsicc_0_m1.
1377 2010-01-28 Richard Guenther <rguenther@suse.de>
1379 PR tree-optimization/42871
1380 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1382 2010-01-28 Richard Guenther <rguenther@suse.de>
1384 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1385 into call arguments.
1387 2010-01-28 Richard Guenther <rguenther@suse.de>
1390 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1391 the forwarder if the destination is an EH landing pad.
1393 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1395 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1396 block list passed to gimple_duplicate_sese_tail.
1397 (parallelize_loops): Avoid parallelization when the function
1399 Avoid parallelization when the preheader is IRREDUCIBLE.
1400 Try to optimize when estimated_loop_iterations_int is unresolved.
1401 Add the loop's location to the dump file.
1402 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1403 (gimple_duplicate_sese_tail): Remove the check for the latch.
1404 Redirect nexits to the exit block.
1405 Remove handling of the incoming edges to the latch.
1406 Redirect the backedge from the copied latch to the exit bb.
1408 2010-01-28 Michael Matz <matz@suse.de>
1411 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1412 Wrap force_reg into a sequence, emit it before user.
1414 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1416 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1418 (arm_legacy_rev): Likewise.
1419 (thumb_legacy_rev): Likewise.
1421 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1423 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1424 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1425 on MEM's address failed, try avoid_constant_pool_reference and
1426 recurse if it returned something different.
1427 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1428 address, try avoid_constant_pool_reference and recurse if it
1429 returned something different.
1430 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1431 address and avoid_constant_pool_reference returned something
1432 different, don't set have_address.
1434 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1437 * var-tracking.c (val_store): Add modified argument, obey it.
1439 (count_uses): Move down logging of main.
1440 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1441 don't need resolution.
1442 (emit_notes_in_bb): Likewise.
1444 2010-01-27 Richard Guenther <rguenther@suse.de>
1447 * tree-inline.c (remap_decl): Delay remapping of SSA name
1448 default definitions until we need them.
1450 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1452 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1453 (rs6000_delegitimize_address): New function.
1455 * config/s390/s390.c (s390_delegitimize_address): Call
1456 delegitimize_mem_from_attrs.
1459 * tree-inline.c (cannot_copy_type_1): Removed.
1460 (copy_forbidden): Don't forbid copying of functions containing
1461 records/unions with variable length fields.
1463 2010-01-27 Christian Bruel <christian.bruel@st.com>
1467 * config/sh/sh.c (find_barrier): Increase length for non delayed
1468 conditional branches.
1470 2010-01-27 Matthias Klose <doko@ubuntu.com>
1472 * configure.ac (gnu-unique-object): Fix ldd version check.
1473 * configure: Regenerate.
1475 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1477 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1479 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1480 Test for HAVE_GNU_AS value.
1482 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1484 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1485 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1486 INT64_TYPE): Define.
1487 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1488 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1489 INT_LEAST64_TYPE): Define.
1490 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1491 UINT_LEAST64_TYPE): Define.
1492 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1493 INT_FAST64_TYPE): Define.
1494 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1495 UINT_FAST64_TYPE): Define.
1496 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1497 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1498 (SIG_ATOMIC_TYPE): Define.
1500 2010-01-26 Richard Guenther <rguenther@suse.de>
1502 * df-scan.c (df_scan_set_bb_info): Remove assert.
1503 (df_insn_rescan_debug_internal): Merge asserts.
1504 (df_install_ref): Likewise.
1505 (df_mark_reg): Use bitmap_set_range.
1506 (df_hard_reg_used_p): Remove assert.
1507 (df_hard_reg_used_count): Likewise.
1509 2010-01-26 Richard Guenther <rguenther@suse.de>
1511 PR rtl-optimization/42685
1512 * web.c (web_main): Ignore DEBUG_INSNs.
1514 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1516 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1518 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1519 Fix types of fndecl and arglist parameters.
1521 2010-01-26 Richard Guenther <rguenther@suse.de>
1524 * tree-eh.c (unsplit_eh): Skip debug insns.
1526 2010-01-26 Richard Guenther <rguenther@suse.de>
1528 PR tree-optimization/42250
1529 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1531 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1534 * omp-low.c (expand_omp_sections): Only use single_pred if
1535 l2_bb is single_pred_p.
1537 2010-01-25 Christian Bruel <christian.bruel@st.com>
1540 * config/sh/sh.c (find_barrier): Increase length for non delayed
1541 conditional branches.
1542 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1544 2010-01-24 David S. Miller <davem@davemloft.net>
1546 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1547 define if not using GAS.
1548 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1549 Likewise. Delete SECTION_MERGE code, which is only applicable
1552 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1555 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1556 mangling of va_list in system headers.
1558 2010-01-23 Toon Moene <toon@moene.org>
1560 * tree-predcom.c (combine_chains): Return NULL, not false.
1562 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1564 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1565 initialization of variable res to agree with return type.
1567 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1569 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1570 * tree-sra.c: Add include of expr.h.
1572 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1574 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1575 insert the debug stmt on the single non-EH edge from the stmt.
1577 2010-01-22 Richard Henderson <rth@redhat.com>
1580 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1581 the RHS until after generate_subtree_copies has insertted its
1582 code before the current statement.
1584 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1586 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1588 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1590 2010-01-21 Martin Jambor <mjambor@suse.cz>
1592 PR tree-optimization/42585
1593 * tree-sra.c (struct access): New field grp_total_scalarization.
1594 (dump_access): Dump the new field.
1595 (should_scalarize_away_bitmap): New variable.
1596 (cannot_scalarize_away_bitmap): Likewise.
1597 (sra_initialize): Allocate new bitmaps.
1598 (sra_deinitialize): Free new bitmaps.
1599 (create_access_1): New function.
1600 (create_access): Parts moved to create_access_1.
1601 (type_consists_of_records_p): New function.
1602 (completely_scalarize_record): Likewise.
1603 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1604 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1605 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1607 (analyze_all_variable_accesses): Completely scalarize small eligible
1610 2010-01-21 Martin Jambor <mjambor@suse.cz>
1612 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1614 2010-01-21 Andrew Haley <aph@redhat.com>
1616 * gcc.c (process_command): Move lang_specific_driver before
1617 setting cc_libexec_prefix.
1619 2010-01-21 Richard Guenther <rguenther@suse.de>
1622 * fold-const.c (negate_expr_p): Pretend only negative
1623 real constants are easily negatable.
1625 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1626 Jason Merrill <jason@redhat.com>
1628 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1629 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1630 * calls.c (initialize argument_information): Handle it.
1631 * c-common.c (handle_transparent_union_attribute): Use new name.
1632 * c-decl.c (finish_struct): Ditto.
1633 * c-typeck.c (type_lists_compatible_p): Ditto.
1634 (convert_for_assignment): Use new name and also handle record.
1635 * function.c (aggregate_value_p): Handle it.
1636 (pass_by_reference): Ditto.
1637 (assign_parm_data_types): Ditto.
1638 * print-tree.c (print_node): Ditto.
1639 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1640 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1641 * tree.c (first_field): New fn.
1643 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1646 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1647 even when linking statically, for now.
1649 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1652 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1653 without a cselib val.
1654 (count_uses): Accept MO_VAL_SET with no val on stores.
1655 (add_stores): Likewise.
1657 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1659 * var-tracking.c (check_value_val): Add a compile time assertion.
1660 (dv_is_decl_p): Simplify.
1661 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1662 gcc_assert if ENABLE_CHECKING.
1664 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1667 * var-tracking.c: Include tree-flow.h.
1668 (mem_dies_at_call): New.
1669 (dataflow_set_preserve_mem_locs): Use it.
1670 (dataflow_set_remove_mem_locs): Likewise.
1671 (dump_var): Renamed from dump_variable. Adjust all callers.
1672 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1673 * Makefile.in (var-tracking.o): Adjust deps.
1675 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1677 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1679 2010-01-20 Richard Guenther <rguenther@suse.de>
1681 PR tree-optimization/42717
1682 * tree-ssa-dce.c (get_live_post_dom): Remove.
1683 (forward_edge_to_pdom): Take an arbitrary edge to copy
1684 degenerate PHI args from.
1685 (remove_dead_stmt): Use the first post-dominator even if it
1686 does not contain live statements as redirection destination.
1688 2010-01-20 Richard Guenther <rguenther@suse.de>
1690 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1692 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1694 * sel-sched.c (create_speculation_check): Remove set but not used
1696 (try_transformation_cache): Remove set but not used variable ds.
1697 (calculate_privileged_insns): Remove set but not used variables
1698 cur_insn and min_spec_insn.
1699 (find_best_expr): Remove set but not used variable avail_n.
1700 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1702 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1704 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1705 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1708 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1711 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1712 cpu types. Add support for *-sse3 cpu types.
1713 (x86_64-*-*): Ditto.
1715 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1718 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1719 argument, call initializer_constant_valid_p_1 instead of
1720 initializer_constant_valid_p, pass CACHE to it, return NULL
1721 immediately if first call returns NULL.
1722 (initializer_constant_valid_p_1): New function.
1723 (initializer_constant_valid_p): Use it.
1725 2010-01-20 Thomas Quinot <quinot@adacore.com>
1727 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1729 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1731 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1732 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1733 (loc_list_from_tree): Don't handle unsigned division. Handle
1734 signed modulo using DW_OP_{over,over,div,mul,minus}.
1735 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1736 modulo instead of signed.
1738 2010-01-20 DJ Delorie <dj@redhat.com>
1740 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1742 (h8300_emit_stack_adjustment): Propogate it.
1744 (h8300_expand_prologue): Likewise.
1745 (h8300_expand_epilogue): Likewise.
1747 2010-01-19 Michael Matz <matz@suse.de>
1749 PR tree-optimization/41783
1750 * tree-data-ref.c (toplevel): Include flags.h.
1751 (dump_data_dependence_relation): Also dump the inputs if the
1752 result will be unknown.
1753 (split_constant_offset_1): Look through some conversions.
1754 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1755 the offset from last element is too large.
1756 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1757 (reassociate_to_the_same_stmt): Handle vector registers.
1758 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1760 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1761 wide_prolog_niters argument, emit widening instructions.
1762 (vect_do_peeling_for_alignment): Adjust caller, use widened
1763 variant of the iteration cound.
1764 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1766 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1769 * config/arm/neon-testgen.m (emit_automatics): New parameter
1770 features. Adjust for Fixed_return_reg feature.
1771 (test_intrinsic): Call emit_automatics with new feature.
1772 * config/arm/neon.ml: Update copyright years.
1773 (features): New Fixed_return_reg feature.
1774 (ops): Update feature for Vget_low.
1776 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1778 PR tree-optimization/42719
1779 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1783 * fwprop.c (all_uses_available_at): Return false if def_set dest
1784 is a REG that is used in def_insn.
1786 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1788 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1790 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1793 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1795 * target.h (struct gcc_target) <secondary_reload>: Change type
1796 of last argument to secondary_reload_info *.
1798 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1801 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1802 memory references with unaligned offsets. Remove CQImode handling.
1803 (unaligned_memory_operand): Return 1 for memory references with
1804 unaligned offsets. Remove CQImode handling.
1806 2010-01-18 Richard Guenther <rguenther@suse.de>
1809 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1812 2010-01-18 Richard Guenther <rguenther@suse.de>
1814 PR tree-optimization/42781
1815 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1816 restrict processing only if the original variable was artificial.
1818 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1820 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1821 find number of popped argument bytes.
1823 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1824 Fix the text that describes the return value for invalid insns.
1826 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1828 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1829 Clarify what 'cost of the -dependence' is. Fix quoting.
1831 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1832 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1834 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1836 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1837 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1839 2010-01-17 Richard Guenther <rguenther@suse.de>
1842 * function.c (split_complex_args): Take a VEC to modify.
1843 (assign_parms_augmented_arg_list): Build a VEC instead of
1844 a chain of PARM_DECLs.
1845 (assign_parms_unsplit_complex): Take a VEC of arguments.
1846 Do not fixup unmodified parms.
1847 (assign_parms): Deal with the VEC.
1848 (gimplify_parameters): Likewise.
1850 2010-01-17 Richard Guenther <rguenther@suse.de>
1852 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1853 node existence check.
1854 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1855 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1856 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1857 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1858 (gimple_execute_on_growing_pred): Likewise.
1860 2010-01-17 Richard Guenther <rguenther@suse.de>
1862 PR tree-optimization/42773
1863 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1864 (compute_antic_aux): Likewise.
1865 (compute_partial_antic_aux): Likewise.
1867 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1870 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1873 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1875 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1878 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1879 Fix markup for strict argument.
1881 (TARGET_SCHED_REORDER2): Fix argument types.
1883 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1884 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1886 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1887 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1889 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1892 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1893 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1894 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1895 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1896 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1898 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1900 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1902 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1903 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1905 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1907 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1910 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1912 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1913 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1915 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1917 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1919 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1920 referring to it. Fix language.
1922 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1924 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1926 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1928 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1930 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1931 '@var{stream}. Remove stray 'and'.
1933 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1935 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1937 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1939 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1940 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1942 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1943 Fix description of return value.
1944 Rename argument "sz" to "len."
1946 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1947 Clarify meaning of 'true' return value.
1949 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1951 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1952 rep_mode versus mode_rep.
1954 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1956 (TARGET_BUILTIN_DECL): Fix name.
1958 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1960 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1962 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1964 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1966 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1968 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1971 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1972 Rename argument tm_fn to md_fn.
1974 (TARGET_OPTION_PRINT): Fix argument list.
1976 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1979 * config/i386/i386.c (ix86_fixup_binary_operands):
1980 Revert FMA4 fixup of operands.
1982 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1985 * Makefile.in (write_entries_to_file, install-plugin):
1986 Use \012 instead of \n with tr.
1988 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1990 * configure.ac (HAVE_AS_REF): New C macro.
1991 * configure: Regenerate.
1992 * config.in: Likewise.
1993 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1995 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1998 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2000 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2002 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2004 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2006 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2008 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2010 (TARGET_BINDS_LOCAL_P): Fix argument type.
2012 (TARGET_ASM_FILE_END): Use prototype.
2014 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2016 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2018 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2020 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2022 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2023 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2025 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2026 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2028 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2029 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2030 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2031 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2033 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2035 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2037 (TARGET_INIT_BUILTINS): Use prototype.
2039 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2040 Put 'const char *' in braces. Fix parameter types.
2041 (TARGET_INVALID_CONVERSION): Fix parameter types.
2042 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2043 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2045 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2048 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2050 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2052 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2054 * doc/tm.texi (TARGET_HELP): Fix return type.
2056 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2057 in braces. Fix argument types.
2059 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2061 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2063 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2065 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2066 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2068 (TARGET_MANGLE_TYPE): Fix argument types.
2070 (TARGET_IRA_COVER_CLASSES): Use prototype.
2072 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2074 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2076 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2078 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2080 (TARGET_CALLEE_COPIES): Fix argument types.
2082 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2084 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2086 (TARGET_FUNCTION_VALUE): Fix argument types.
2088 (TARGET_RETURN_IN_MSB): Fix argument type.
2090 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2092 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2094 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2096 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2097 agree with return type.
2099 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2101 2010-01-15 Jing Yu <jingyu@google.com>
2103 PR rtl-optimization/42691
2104 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2105 a pseudo to a constant and are merged, and adjust comments.
2107 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2109 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2111 2010-01-15 Richard Guenther <rguenther@suse.de>
2114 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2115 labels of computed or non-local gotos to the destination.
2116 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2117 landing pad label is the first label.
2119 2010-01-15 Richard Guenther <rguenther@suse.de>
2121 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2123 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2126 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2127 to allow generation of the xssqrtdp instruction on power7.
2128 (sqrtdf2_fpr): Ditto.
2130 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2133 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2134 functions with noreturn attribute.
2137 * varasm.c (declare_weak): Add weak attribute to decl if it
2138 doesn't have one already.
2139 (assemble_external): Only add decls to weak_decls if they also
2140 have weak attribute.
2142 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2144 * var-tracking.c (var_reg_delete): Don't delete the association
2145 between REGs and values or one-part variables if the register
2148 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2151 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2152 because its first operand is a non-localized variable.
2154 2010-01-14 Martin Jambor <mjambor@suse.cz>
2156 PR tree-optimization/42706
2157 * tree-sra.c (encountered_recursive_call): New variable.
2158 (encountered_unchangable_recursive_call): Likewise.
2159 (sra_initialize): Initialize both new variables.
2160 (callsite_has_enough_arguments_p): New function.
2161 (scan_function): Call decl and flags check only for IPA-SRA, check
2162 whether there is a recursive call and whether it has enough arguments.
2163 (all_callers_have_enough_arguments_p): New function.
2164 (convert_callers): Look for recursive calls only when
2165 encountered_recursive_call is set.
2166 (ipa_early_sra): Bail out either if
2167 !all_callers_have_enough_arguments_p or
2168 encountered_unchangable_recursive_call.
2170 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2172 * sel-sched.c: Add 2010 to copyright years.
2173 * sel-sched-ir.c: Likewise.
2174 * sel-sched-ir.h: Likewise.
2176 2010-01-14 Martin Jambor <mjambor@suse.cz>
2178 PR tree-optimization/42714
2179 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2180 constructors specially.
2182 2010-01-14 Andi Kleen <ak@linux.intel.com>
2184 * config/i386/drivers-i386.c (detect_caches_intel):
2185 Add l2sizekb parameter and fill in.
2186 (host_detect_local_cpu): Add l2sizekb, fill in.
2187 Add Atom small cache heuristic.
2189 2010-01-14 Andi Kleen <ak@linux.intel.com>
2191 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2192 Add level3 parameter and fill in.
2193 (detect_caches_intel): Handle level3 cache.
2195 2010-01-14 Andi Kleen <ak@linux.intel.com>
2197 * config/i386/drivers-i386.c (host_detect_local_cpu):
2198 Fix core duo detection.
2200 2010-01-14 Andi Kleen <ak@linux.intel.com>
2202 * config/i386/drivers-i386.c (host_detect_local_cpu):
2205 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2207 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2208 (rs6000_variable_issue_1): this. Use...
2209 (rs6000_variable_issue): here. Reimplement. Print debug info.
2211 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2213 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2214 sel_restore_notes. Update all callers. Call reemit_notes
2217 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2219 PR rtl-optimization/42246
2220 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2223 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2225 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2226 all successors is the same as number of successors in current region.
2228 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2230 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2231 to rename is not separable. Otherwise check that its LHS is not NULL.
2233 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2235 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2237 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2239 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2240 available registers when failed to discover LHS register class.
2241 Fix indentation. Update comment.
2243 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2244 Alexander Monakov <amonakov@ispras.ru>
2246 PR rtl-optimization/42389
2247 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2249 (advance_state_on_fence): Likewise.
2250 (sel_target_adjust_priority): Print debug output only when
2251 sched_verbose >= 4, not 2.
2252 (get_expr_cost): Do not issue all unique insns on the next cycle.
2253 (fill_insns): Initialize can_issue_more from the value saved
2255 * sel-sched-ir.c (flist_add): New parameter issue_more.
2256 Init FENCE_ISSUE_MORE with it.
2257 (merge_fences): Likewise.
2258 (init_fences): Update call to flist_add.
2259 (add_to_fences, add_clean_fence_to_fences)
2260 (add_dirty_fence_to_fences): Likewise.
2261 (move_fence_to_fences): Update call to merge_fences.
2262 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2264 * sel-sched-ir.h (struct _fence): New field issue_more.
2265 (FENCE_ISSUE_MORE): New accessor macro.
2267 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2269 PR rtl-optimization/42388
2270 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2271 that have no predecessors nor successors. Do not call move_bb_info
2272 for empty blocks outside of current region.
2274 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2276 PR rtl-optimization/42294
2277 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2278 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2279 originators' originators.
2281 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2283 PR rtl-optimization/39453
2284 PR rtl-optimization/42246
2285 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2287 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2289 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2290 Alexander Monakov <amonakov@ispras.ru>
2293 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2294 (maybe_tidy_empty_bb): ... here. Make static. Add new
2295 argument. Update all callers.
2296 (tidy_control_flow): ... and here. Recompute topological order
2297 of basic blocks in region if necessary.
2298 (sel_redirect_edge_and_branch): Change return type. Return true
2299 if topological order might have been invalidated.
2300 (purge_empty_blocks): Export and move from...
2301 * sel-sched.c (purge_empty_blocks): ... here.
2302 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2303 (maybe_tidy_empty_bb): Delete prototype.
2304 (purge_empty_blocks): Declare.
2306 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2308 PR rtl-optimization/42249
2309 * sel-sched.c (try_replace_dest_reg): When chosen register
2310 and original register is the same, do not bail out early, but
2311 still check all original insns for validity of replacing destination
2312 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2315 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2318 Port from no-undefined-overflow branch:
2319 2009-03-09 Richard Guenther <rguenther@suse.de>
2321 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2323 2010-01-14 Richard Guenther <rguenther@suse.de>
2326 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2328 2010-01-14 Ira Rosen <irar@il.ibm.com>
2330 PR tree-optimization/42709
2331 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2332 as scalar type in creation of constant vector operand.
2334 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2337 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2338 (check-parallel-%): Match `testsuite' directory component only
2341 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2343 PR translation/39521
2344 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2347 2010-01-13 Richard Guenther <rguenther@suse.de>
2349 PR tree-optimization/42730
2350 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2353 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2356 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2357 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2360 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2362 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2363 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2364 ___umulsi3_highpart.
2366 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2367 rather than schedule_insns if the pass is enabled.
2369 2010-01-13 Martin Jambor <mjambor@suse.cz>
2371 PR tree-optimization/42704
2372 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2375 2010-01-13 Martin Jambor <mjambor@suse.cz>
2377 PR tree-optimization/42703
2378 * tree-sra.c (analyze_access_subtree): Check that we can build a
2379 reference to the original data within the aggregate.
2381 2010-01-13 Richard Guenther <rguenther@suse.de>
2383 PR tree-optimization/42705
2384 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2386 2010-01-13 Richard Guenther <rguenther@suse.de>
2389 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2391 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2394 * var-tracking.c (values_to_unmark): New variable.
2395 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2396 values_to_unmark vector. Moved body to...
2397 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2398 instead queue it into values_to_unmark vector.
2399 (vt_find_locations): Free values_to_unmark vector.
2401 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2403 * config/s390/s390.c (override_options): Set
2404 default of max-pending-list-length to 256
2406 2010-01-13 Richard Guenther <rguenther@suse.de>
2409 * tree-pass.h (PROP_gimple_lcx): New.
2410 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2411 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2412 before the final cleanup_eh.
2413 (dump_properties): Dump PROP_gimple_lcx.
2414 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2415 (tree_lower_complex_O0): Remove.
2416 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2417 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2418 tree_lower_complex, schedule TODO_update_ssa.
2419 * lto-streamer-out.c (output_function): Stream the functions
2421 * lto-streamer-in.c (input_function): Likewise.
2422 (lto_read_body): Do not override them here.
2424 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2427 * c-typeck.c (build_c_cast): Fold value cast to union type before
2428 wrapping it in a CONSTRUCTOR.
2430 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2432 PR rtl-optimization/42699
2433 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2436 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2438 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2439 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2440 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2441 SUBTARGET_WARN_UNUSED_SPEC): ... here
2442 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2444 2010-01-12 Julian Brown <julian@codesourcery.com>
2446 * config/arm/neon-schedgen.ml (Utils): Don't try to
2447 open missing module.
2448 (find_with_result): New.
2450 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2453 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2454 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2456 PR tree-optimization/42645
2457 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2458 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2459 decl_map, set processing_debug_stmt to -1 and return name without
2462 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2464 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2465 binutils version, and reword target configuration description.
2467 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2469 * config/avr/avr.h (LINKER_NAME): Remove.
2471 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2474 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2475 that support VSX, warn for -mno-altivec if vsx is not disabled,
2478 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2479 Shujing Zhao <pearly.zhao@oracle.com>
2481 PR translation/42469
2482 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2483 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2484 character between option name and help text.
2485 * c.opt (imultilib): Likewise.
2487 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2489 * lto-streamer-out.c (output_unreferenced_globals): Output static
2492 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2494 PR rtl-optimization/42621
2495 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2496 optimizing for size.
2497 (duplicate_computed_gotos): Remove now-redundant check.
2499 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2502 * configure.ac: Save and restore LDFLAGS and LIBS
2503 * configure: Regenerate.
2505 2010-01-10 Richard Guenther <rguenther@suse.de>
2508 * builtins.c (fold_builtin_strlen): Add type argument and
2509 convert the resulting length to it.
2510 (fold_builtin_1): Adjust.
2512 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2514 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2515 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2517 (num_insns_constant_wide): Adjust for that change.
2519 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2522 * web.c (union_defs): Add used argument, to combine uses of
2524 (entry_register): Adjust type and tests of used argument.
2525 (web_main): Widen used for new use. Pass it to union_defs.
2526 * df.h (union_defs): Adjust prototype.
2528 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2531 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2532 uses in new incoming argument. Free body.
2533 (reset_debug_uses_in_loop): New.
2534 (analyze_insn_to_expand_var): Call the latter if the former found
2535 anything. Fix whitespace. Reject invalid dest overlaps before
2536 going through all insns in the loop.
2538 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2541 * haifa-sched.c (dying_use_p): Debug insns don't count.
2543 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2546 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2547 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2548 (verify_gimple_call): Reject LHS in noreturn calls.
2550 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2554 * tree-vect-loop-manip.c (adjust_info): New type.
2555 (adjust_vec): New pointer to vector.
2556 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2557 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2558 (slpeel_update_phis_for_duplicate_loop): Use them.
2559 (slpeel_update_phi_nodes_for_guard1): Likewise.
2560 (slpeel_update_phi_nodes_for_guard2): Likewise.
2561 (slpeel_tree_peel_loop_to_edge): Likewise.
2562 (vect_update_ivs_after_vectorizer): Likewise.
2564 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2566 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2567 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2569 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2571 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2572 bogus uninitialized warning.
2574 2010-01-09 Richard Guenther <rguenther@suse.de>
2577 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2578 the evolution is compatible with the initial condition.
2580 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2582 * gcc.c (process_command): Update copyright notice dates.
2583 * gcov.c (print_version): Likewise.
2584 * gcov-dump.c (print_version): Likewise.
2585 * mips-tfile.c (main): Likewise.
2586 * mips-tdump.c (main): Likewise.
2588 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2591 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2593 (rotlhi3_8): Delete.
2595 (rotlsi3_8): Delete.
2596 (rotlsi3_16): Delete.
2597 (rotlsi3_24): Delete.
2599 (*rotw<mode>3): New.
2600 (*rotb<mode>3): New.
2601 * config/avr/avr.c (avr_rotate_bytes): New function.
2602 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2604 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2607 * configure.ac: Modify -rdynamic check.
2608 * configure: Regenerate.
2610 2010-01-08 DJ Delorie <dj@redhat.com>
2612 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2613 register popping order.
2615 2010-01-08 Richard Guenther <rguenther@suse.de>
2618 * c.opt (fsigned-char): Also let LTO handle this option.
2619 (funsigned-char): Likewise.
2621 2010-01-07 Richard Guenther <rguenther@suse.de>
2623 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2624 (gimple_op): Likewise.
2625 (gimple_op_ptr): Likewise.
2626 (gimple_assign_set_lhs): Remove gcc_assert.
2627 (gimple_assign_set_rhs1): Likewise.
2628 (gimple_assign_set_rhs2): Likewise.
2629 (gimple_call_set_lhs): Likewise.
2630 (gimple_call_set_fn): Likewise.
2631 (gimple_call_set_fndecl): Likewise.
2632 (gimple_call_fndecl): Likewise.
2633 (gimple_call_return_type): Likewise.
2634 (gimple_call_set_chain): Likewise.
2635 (gimple_call_num_args): Likewise.
2636 (gimple_call_set_arg): Likewise.
2637 (gimple_cond_set_code): Likewise.
2638 (gimple_cond_set_lhs): Likewise.
2639 (gimple_cond_set_rhs): Likewise.
2640 (gimple_cond_set_true_label): Likewise.
2641 (gimple_cond_set_false_label): Likewise.
2642 (gimple_label_set_label): Likewise.
2643 (gimple_goto_set_dest): Likewise.
2644 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2645 (gimple_debug_bind_get_value): Likewise.
2646 (gimple_debug_bind_get_value_ptr): Likewise.
2647 (gimple_debug_bind_set_var): Likewise.
2648 (gimple_debug_bind_set_value): Likewise.
2649 (gimple_debug_bind_reset_value): Likewise.
2650 (gimple_debug_bind_has_value_p): Likewise.
2651 (gimple_return_retval_ptr): Remove gcc_assert.
2652 (gimple_return_retval): Likewise.
2653 (gimple_return_set_retval): Likewise.
2654 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2655 (safe_referenced_var_iterator): Remove.
2656 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2657 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2658 (fill_referenced_var_vec): Remove.
2659 (first_readonly_imm_use): Remove redundant gcc_assert.
2660 (phi_arg_index_from_use): Combine gcc_asserts.
2661 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2662 (first_imm_use_stmt): Remove redundant gcc_assert.
2663 * tree-cfg.c (verify_gimple_call): Verify function and chain
2664 operands. Verify arguments.
2665 (verify_types_in_gimple_stmt): Verify condition code and labels.
2667 2010-01-07 Richard Guenther <rguenther@suse.de>
2669 PR tree-optimization/42641
2670 * sese.c (rename_map_elt_info): Use the SSA name version, do
2673 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2675 PR tree-optimization/42625
2676 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2677 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2679 2010-01-07 Duncan Sands <baldrick@free.fr>
2681 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2683 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2686 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2687 note itself is not function_invariant_p.
2689 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2691 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2692 Do not add the DF_NOTE problem.
2693 * store-motion.c (execute_rtl_store_motion): Likewise.
2695 2010-01-07 Martin Jambor <mjambor@suse.cz>
2697 PR tree-optimization/42157
2698 * tree-sra.c (compare_access_positions): Stabilize sort if both
2699 accesses have integer types, return zero immediately if they are the
2702 2010-01-06 Richard Henderson <rth@redhat.com>
2705 * haifa-sched.c (add_to_note_list): Merge into ...
2706 (concat_note_lists): ... here, and ...
2707 (unlink_other_notes, rm_other_notes): Merge into...
2708 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2709 NOTE_INSN_EPILOGUE_BEG.
2711 2010-01-06 Richard Guenther <rguenther@suse.de>
2713 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2714 not inline regular functions into always-inline functions.
2716 2010-01-06 Nick Clifton <nickc@redhat.com>
2718 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2719 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2721 (OVERRIDE_OPTIONS): Delete.
2722 (OPTIMIZATION_OPTIONS): Define.
2723 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2724 * config/rx/rx.c (rx_handle_option): Issue an error message if
2725 -mcpu=rx200 and -fpu are used together.
2726 (rx_set_optimization_options): New function. Issue an error
2727 message if an optimization attribute attempts to reset the FPU/
2728 math optimization pairing.
2729 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2730 * config/rx/rx.opt: Set the default to 32-bit doubles.
2731 * config/rx/t-rx: Add multilibs for -nofpu option.
2732 * doc/invoke.texi: Update documentation of RX options.
2734 2010-01-06 Richard Guenther <rguenther@suse.de>
2736 * tree-ssa-pre.c (name_to_id): New global.
2737 (alloc_expression_id): Simplify SSA name handling.
2738 (lookup_expression_id): Likewise.
2739 (init_pre): Zero name_to_id.
2740 (fini_pre): Free it.
2742 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2744 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2746 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2749 * config/i386/sse.md (smaxv2di3): New.
2750 (umaxv2di3): Likewise.
2751 (sminv2di3): Likewise.
2752 (uminv2di3): Likewise.
2754 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2757 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2758 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2759 (legitimize_tls_address): Likewise.
2760 (sparc_tls_referenced_p): Likewise.
2761 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2762 and adjust calls to legitimize_pic_address.
2763 (legitimate_constant_p) Use sparc_tls_referenced_p.
2764 (legitimate_pic_operand_p): Likewise.
2765 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2766 (sparc_tls_symbol_ref_1): Delete.
2767 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2768 (legitimize_tls_address): Make static, handle CONST patterns.
2769 (legitimize_pic_address): Make static, remove unused parameter and
2770 adjust recursive calls.
2771 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2772 and adjust call to legitimize_pic_address.
2773 (sparc_output_mi_thunk): Likewise.
2775 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2776 H.J. Lu <hongjiu.lu@intel.com>
2779 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2780 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2781 operands to make them signed.
2784 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2787 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2788 GTU to GT for V4SI and V2DI.
2790 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2791 (umin<mode>3): Removed.
2793 (uminv4si3): Likewise.
2795 2010-01-05 Martin Jambor <mjambor@suse.cz>
2797 PR tree-optimization/42462
2798 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2799 current_function_decl to helper functions and macros.
2801 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2804 * flags.h: Don't include real.h.
2805 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2806 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2807 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2808 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2809 * dominance.c: Update copyright.
2810 * gimple.c (walk_gimple_op): Remove inline.
2811 * tree-ssa-reassoc.c: Include real.h.
2812 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2813 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2815 2010-01-05 Nick Clifton <nickc@redhat.com>
2817 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2818 register to push into the stack frame when the accumulator has to
2819 be saved during interrupts.
2821 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2823 * doc/invoke.texi: Remove the documentation about option
2825 * common.opt (Wunreachable-code): Preserved for backward
2827 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2828 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2829 the backward compatibility flag section.
2831 2010-01-05 Richard Guenther <rguenther@suse.de>
2833 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2835 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2838 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2840 PR tree-optimization/42508
2841 * tree-sra.c (convert_callers): Check for recursive call
2842 by comparing cgraph nodes instead of decls.
2843 (modify_function): Call ipa_modify_formal_parameters also
2844 on all same_body aliases.
2846 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2847 cgraph nodes when checking for same_body aliases.
2849 2010-01-05 Richard Guenther <rguenther@suse.de>
2851 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2852 allocation and lookup.
2853 (get_or_alloc_expr_for_constant): Likewise.
2854 (phi_translate): Sink allocation.
2856 2010-01-04 Richard Guenther <rguenther@suse.de>
2858 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2859 a new entry only if needed.
2860 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2861 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2863 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2865 (phi_translate): Handle CONSTANTs early.
2867 2010-01-04 Martin Jambor <mjambor@suse.cz>
2869 PR tree-optimization/42398
2870 * tree-sra.c (struct access): Removed flag grp_different_types.
2871 (dump_access): Do not dump the removed flag.
2872 (sort_and_splice_var_accesses): Do not set the removed flag.
2873 (sra_modify_expr): Check for type compatibility directly.
2875 2010-01-04 Martin Jambor <mjambor@suse.cz>
2877 PR tree-optimization/42366
2878 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2879 edges with variable number of parameters.
2880 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2881 flag instead of asserting it.
2882 (ipa_read_node_info): Read uses_analysis_done flag.
2884 2010-01-04 Richard Guenther <rguenther@suse.de>
2886 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2887 iterative_hash_* as intended.
2888 (vn_reference_compute_hash): Likewise. Simplify hashing
2890 (vn_reference_lookup_2): Likewise.
2891 (vn_nary_op_compute_hash): Likewise.
2892 (vn_phi_compute_hash): Likewise.
2893 (expressions_equal_p): Remove strange code.
2894 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2895 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2896 (bitmap_insert_into_set_1): Take value-id as parameter.
2897 (add_to_value): Pass it.
2898 (bitmap_insert_into_set): Likewise.
2899 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2901 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2904 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2905 (do_self_spec): For switches with SWITCH_IGNORE set set also
2906 SWITCH_IGNORE_PERMANENTLY.
2907 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2910 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2912 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2913 tree of an unreferenced global var.
2915 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2918 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2919 GTU to GT for V4SI and V2DI.
2921 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2922 (umin<mode>3): Removed.
2924 (uminv4si3): Likewise.
2926 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2929 * collect2.c (main): Turn on trace in collect2 if -v is passed
2932 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2934 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2935 description of expression operand.
2937 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2939 * configure.ac: Add install-html to target_list for Make-hooks.
2940 * configure: Regenerate.
2941 * fortran/Make-lang.in (F95_HTMLFILES): New.
2942 (fortran.html): Use it.
2943 (fortran.install-html): New.
2944 * Makefile.in (install-html): Add lang.install-html.
2945 * java/Make-lang.in (JAVA_HTMLFILES): New.
2946 (java.html): Use it.
2947 (java.install-html): New.
2948 * objc/Make-lang.in (objc.install-html): New.
2949 * objcp/Make-lang.in (obj-c++.install-html): New.
2950 * cp/Make-lang.in (c++.install-html): New.
2951 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2952 * lto/Make-lang.in (lto.install-html): New.
2954 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2957 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2959 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2961 PR rtl-optimization/41862
2962 * store-motion.c (store_killed_in_insn, compute_store_table,
2963 remove_reachable_equiv_notes, replace_store_insn,
2964 build_store_vectors): Ignore all DEBUG_INSNs.
2966 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2969 * common.opt: Add dumpdir.
2971 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2973 (option_map): Add --dumpdir.
2975 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2977 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2979 * opts.c (decode_options): Try dump_dir_name first if
2980 dump_base_name isn't an absolute path.
2981 (common_handle_option): Handle OPT_dumpdir.
2983 * toplev.c (dump_dir_name): New.
2984 (print_switch_values): Also ignore -dumpdir.
2986 * toplev.h (dump_dir_name): New.
2988 2010-01-03 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/42589
2991 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2992 double-word expansion of bswap32.
2994 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2996 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2997 with BLOCK_FOR_INSN.
2998 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2999 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3000 noce_process_if_block): Likewise.
3001 * gcse.c (compute_local_properties, insert_expr_in_table,
3002 insert_set_in_table, canon_list_insert, find_avail_set,
3003 pre_insert_copy_insn): Likewise.
3005 * basic-block.h (BLOCK_NUM): Move from here...
3006 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3008 2010-01-03 Richard Guenther <rguenther@suse.de>
3010 PR tree-optimization/42438
3011 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3012 contains_may_not_return_call flag.
3013 (BB_MAY_NOTRETURN): New.
3014 (valid_in_sets): Trapping nary operations are not valid
3015 in blocks that may not return.
3016 (insert_into_preds_of_block): Remove check for trapping expressions.
3017 (compute_avail): Compute also BB_MAY_NOTRETURN.
3019 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3021 * doc/invoke.texi: Add 2010 to copyright years.
3023 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3025 * config/sparc/sparc.c: Fix formatting nits.
3027 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3028 Alexander Monakov <amonakov@ispras.ru>
3030 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3032 2010-01-02 Richard Guenther <rguenther@suse.de>
3035 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3036 (simplify_switch_using_ranges): Mark to be removed edges
3039 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3041 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3043 * collect2.c (scan_libraries): Add missing argument in call to
3046 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3049 * config/alpha/predicates.md (aligned_memory_operand): Return false
3051 (unaligned_memory_operand): Return true for CQImode.
3052 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3053 doesn not cross aligned SImode word boundary.
3055 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3057 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3059 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3060 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3062 2010-01-02 Richard Guenther <rguenther@suse.de>
3065 * toplev.c (compile_file): Emit LTO marker properly. Change
3067 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3069 2010-01-01 Richard Guenther <rguenther@suse.de>
3072 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3074 2010-01-01 Richard Guenther <rguenther@suse.de>
3077 * c-decl.c (grokdeclarator): For zero-size arrays force
3078 structural equality checks as layout_type does.
3080 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3082 * builtins.c: Update copyright to 2010.
3084 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3087 * lto-streamer-out.c (produce_asm): Revert the last change.
3088 (copy_function): Likewise.
3090 * lto-streamer.c (lto_get_section_name): Skip any leading
3093 2010-01-01 Richard Guenther <rguenther@suse.de>
3096 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3100 Copyright (C) 2010 Free Software Foundation, Inc.
3102 Copying and distribution of this file, with or without modification,
3103 are permitted in any medium without royalty provided the copyright
3104 notice and this notice are preserved.
OSDN Git Service
