1 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4 (site.exp): Export them when plugins are enabled.
6 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
9 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
11 (chrec_fold_multiply): Same.
13 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
16 * c-decl.c (build_compound_literal): Return early if init is
19 2010-03-04 Martin Jambor <mjambor@suse.cz>
21 PR tree-optimization/43164
22 PR tree-optimization/43191
23 * tree-sra.c (type_consists_of_records_p): Reject records with
24 zero-size bit-fields at the end.
26 2010-03-04 Mike Stump <mikestump@comcast.net>
28 * Makefile.in (TAGS): Remove *.y.
30 2010-03-04 Richard Guenther <rguenther@suse.de>
32 PR tree-optimization/40761
33 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
35 (my_rev_post_order_compute): New function.
38 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
41 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
42 decrease the cost of an IV candidate when the cost is infinite.
44 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
46 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
47 Use '3DNow!' for the extension of that name, ensure normal space
49 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
51 2010-03-03 Jeff Law <law@redhat.com>
54 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
56 (extract_bit_field_1): Likewise.
58 2010-03-03 Janis Johnson <janis187@us.ibm.com>
60 * doc/sourcebuild.texi (Test directives): Document that arguments
61 include-opts and exclude-opts are now optional for dg-skip-if,
62 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
64 2010-03-03 Jason Merrill <jason@redhat.com>
67 * cgraph.h (varpool_node): Add extra_name field.
68 * varpool.c (varpool_extra_name_alias): New.
69 (varpool_assemble_decl): Emit extra name aliases.
70 (varpool_mark_needed_node): Look past an extra name alias.
71 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
72 * lto-streamer-in.c (lto_input_tree): Read it.
73 * lto-streamer-out.c (output_unreferenced_globals): Write it.
75 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
77 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
78 (sparc*-*-solaris2*): ...this.
80 2010-03-03 Jakub Jelinek <jakub@redhat.com>
83 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
84 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
85 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
86 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
89 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
90 fallthrough to default handling, just with want_address 0 instead of 2.
91 For single element lists, add_AT_loc directly, otherwise create an
92 artificial variable DIE and stick location list to it.
95 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
96 (VAL_EXPR_HAS_REVERSE): Define.
97 (reverse_op): New function.
98 (add_stores): For reversible operations add an extra MO_VAL_USE.
100 2010-03-02 Jason Merrill <jason@redhat.com>
102 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
104 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
106 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
107 (sparc64-*-linux*): Likewise.
108 (sparc64-*-solaris2*): Include assembler files before linker ones.
109 (sparc-*-solaris2*): Simplify and reorder to match previous case.
110 * config/sparc/gas.h: Delete.
111 * config/sparc/sol2-64.h: Add copyright notice.
112 * config/sparc/sol2-gas-bi.h: Likewise.
113 * config/sparc/sol2-gld.h: Likewise.
114 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
115 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
116 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
117 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
118 (sparc_elf_asm_named_section): Rename into...
119 (sparc_solaris_elf_asm_named_section): ...this. Always define.
121 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
123 * config/alpha/alpha.c (override_options): Fix -mtune error message.
125 2010-03-02 Jeff Law <law@redhat.com>
128 * reload1.c (rtx_p, substitute_stack): Declare.
129 (substitute): Record addresses of changed rtxs.
130 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
131 Restore the original rtx when complete.
132 (reload): Free subsitute_stack when complete.
134 2010-03-02 Janis Johnson <janis187@us.ibm.com>
136 * doc/gccint.texi (menu): Add Testsuites as a chapter.
137 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
139 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
140 LTO Testing, gcov Testing, profopt Testing, compat Testing,
141 Torture Tests): Change from subsection to section.
143 2010-03-02 Jakub Jelinek <jakub@redhat.com>
144 Steven Bosscher <steven@gcc.gnu.org>
146 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
149 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
152 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
153 the assignment from the new induction variable to the assignment
154 of the value from the original loop PHI function.
156 2010-03-01 Janis Johnson <janis187@us.ibm.com>
157 Daniel Jacobowitz <dan@codesourcery.com>
159 * doc/sourcebuild.texi (Test directives): Clarify options to
162 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
164 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
165 Disable cfi directives unless GCC and gas agree on using read-only
166 .eh_frame sections for 64-bit.
167 * configure: Regenerate.
169 2010-03-01 Richard Guenther <rguenther@suse.de>
171 PR tree-optimization/43220
172 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
173 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
175 2010-03-01 Richard Guenther <rguenther@suse.de>
176 Martin Jambor <mjambor@suse.cz>
179 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
180 gimplified parameters.
182 2010-03-01 Christian Bruel <christian.bruel@st.com>
184 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
186 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
188 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
190 2010-03-01 Richard Guenther <rguenther@suse.de>
193 * expr.c (expand_assignment): Use the alias-oracle to tell
194 if the rhs aliases the result decl.
196 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
199 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
200 to sol_gt_pch_get_address.
201 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
202 64-bit, SPARC and x86.
203 (sol_gt_pch_get_address): New function.
205 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
207 * toplev.h (inform_n, error_n): Declare.
208 * diagnostic.c (inform_n, error_n): New function.
210 2010-03-01 Jakub Jelinek <jakub@redhat.com>
212 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
213 has no rtl yet when processing local_decls, queue it and recheck
214 if deferred stack allocation hasn't assigned it rtl.
216 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
218 * config/sh/sh.c (unspec_bbr_uid): New.
219 (gen_block_redirect): Use it instead of INSN_UID.
220 (gen_far_branch): Likewise.
222 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
224 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
225 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
227 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
229 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
230 (Warning Options): -Wno-conversion-null is valid for
231 Objective-C++ as well.
232 * doc/tm.texi (Named Address Spaces): Likewise.
233 * doc/plugins.texi (Plugins): Replace TABs with spaces.
234 * doc/tree-ssa.texi (Tree SSA): Likewise.
236 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
239 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
240 by default. Don't set the default arch for
241 i[34567]86-*-darwin*|x86_64-*-darwin*.
243 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
246 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
247 default. Set the default 32bit/64bit archs with $with_arch
248 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
250 2010-02-27 Richard Guenther <rguenther@suse.de>
252 PR tree-optimization/43186
253 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
254 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
255 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
258 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
260 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
261 required and i[34567]86-*-* targets don't support 64bit ISA.
263 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
266 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
269 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
271 * config.gcc: Set the default arch at least to Prescott for
272 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
273 if SSE math is enabled.
275 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
277 * diagnostic.c (diagnostic_initialize): Update.
278 (diagnostic_report_diagnostic): Test inhibit_notes_p for
280 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
281 (diagnostic_inhibit_notes): New.
282 * toplev.c (process_options): inhibit notes with -fcompare-debug.
284 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
287 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
288 * doc/standards.texi: Likewise.
289 * doc/extend.texi: Likewise.
290 * doc/trouble.texi: Likewise.
291 * doc/cppopts.texi: Likewise.
292 * doc/install.texi: Likewise.
293 * c.opt (std=c90,std=gnu90): New options.
294 * c-opts.c (c_common_handle_option): Handle them.
296 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
299 * c-decl.c (undeclared_variable): Use an informative note.
301 2010-02-26 Richard Guenther <rguenther@suse.de>
303 PR tree-optimization/43186
304 * gimple.h (gimple_fold): Remove.
305 * gimple.c (gimple_fold): Remove. Inline into single user ...
306 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
307 Try harder for conditions.
309 2010-02-26 Jakub Jelinek <jakub@redhat.com>
312 * function.c (used_types_insert): Don't skip through named pointer
313 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
314 and it is different from the main variant's type.
316 2010-02-26 Nick Clifton <nickc@redhat.com>
318 * config/rx/rx.md (sminsi3): Remove bogus alternative.
320 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
322 * config.gcc: Support --with-fpmath=sse for x86.
324 * config/i386/ssemath.h: New.
326 * doc/install.texi (--with-fpmath=sse): Documented.
328 2010-02-26 Richard Guenther <rguenther@suse.de>
330 PR tree-optimization/43188
331 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
332 vector types of over-aligned element type.
334 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.c (expand_vec_perm_blend): Use correct
338 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
340 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
342 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
344 2010-02-26 Jakub Jelinek <jakub@redhat.com>
346 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
347 * var-tracking.c: Include diagnostic.h.
348 (debug_dv): New function.
349 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
352 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
353 (add_value_chain, add_value_chains, remove_value_chain,
354 remove_value_chains): Handle DEBUG_EXPRs.
355 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
358 * regcprop.c (struct queued_debug_insn_change): New type.
359 (struct value_data_entry): Add debug_insn_changes field.
360 (struct value_data): Add n_debug_insn_changes field.
361 (debug_insn_changes_pool): New variable.
362 (free_debug_insn_changes, apply_debug_insn_changes,
363 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
364 (kill_value_one_regno): Call free_debug_insn_changes if needed.
365 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
367 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
369 (copyprop_hardreg_forward_1): Don't call apply_change_group for
370 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
371 changes, call cprop_find_used_regs via note_stores.
372 (copyprop_hardreg_forward): When copying vd from predecessor
373 which has any queued DEBUG_INSN changes, make sure the pointers are
374 cleared. At the end call df_analyze and then if there are any
375 DEBUG_INSN changes queued at the end of some basic block for still
376 live registers, apply them.
377 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
379 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
381 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
384 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
386 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
387 targets. Set the default with_cpu/with_arch from arch/cpu.
388 Allow x86-64 and native for with_cpu/with_arch.
390 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
392 * ebitmap.c: Change calls to verify_popcount with calls to
393 sbitmap_verify_popcount.
394 (ebitmap_clear_bit): Fixed map->cacheindex test and
395 map>cache update when bit clearing results in an empty
398 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
401 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
402 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
403 and support both V2DF and V2DI modes.
404 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
405 support both V2DF and V2DI modes.
406 (general): Delete trailing whitespace from a few patterns.
408 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
409 V2DF/V2DI interleave high/low builtins.
411 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
414 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
415 interleave high/low functions.
417 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
419 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
420 #pragma extern_prefix.
422 2010-02-25 Jakub Jelinek <jakub@redhat.com>
425 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
426 BLKmode, assert op0 is a MEM and just adjust its mode.
429 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
430 if bitpos isn't multiple of mode's bitsize.
432 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
434 * c.opt (-ftemplate-depth=): New.
435 (-ftemplate-depth-): Deprecate.
436 * optc-gen.awk: Handle -ftemplate-depth=.
437 * opth-gen.awk: Likewise.
438 * c-opts.c (c_common_handle_option): Likewise.
439 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
441 2010-02-24 Jason Merrill <jason@redhat.com>
443 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
445 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
447 * cfg.c (alloc_aux_for_block): Remove inline.
448 (alloc_aux_for_edge): Likewise.
450 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
452 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
454 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
456 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
457 * config/i386/sol2-gas.h: New file.
458 * config.gcc (i[34567]86-*-solaris2*): Use it.
460 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
463 * c-typeck.c (ep_convert_and_check): New.
464 (build_conditional_expr): Use it.
465 (build_binary_op): Likewise.
467 2010-02-24 Jakub Jelinek <jakub@redhat.com>
469 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
472 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
474 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
475 expr needs to have DECL_NAME set.
477 2010-02-24 Nick Clifton <nickc@redhat.com>
479 * config/mep/mep.c: Include gimple.h.
480 (mep_function_uses_sp): Delete unused function.
481 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
482 parameters. Use unsigned integers to count args. Return a
483 NULL_RTX instead of an error_mark_node. Toidy up formatting.
485 2010-02-23 Jakub Jelinek <jakub@redhat.com>
488 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
489 greater or equal to nelt instead of 2 * nelt.
490 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
493 2010-02-23 Jason Merrill <jason@redhat.com>
496 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
497 in cfun->local_decls even if they have register types.
500 * stor-layout.c (place_field): Don't warn about unnecessary
501 DECL_PACKED if the type is packed.
503 2010-02-23 Jakub Jelinek <jakub@redhat.com>
506 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
507 GOTOFF relocs, even when the base reg isn't pic pointer.
509 2010-02-23 Michael Matz <matz@suse.de>
512 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
513 (expand_gimple_basic_block): Generate and use debug temps if there
514 are debug uses left after the last real use of TERed ssa names.
515 Unlink debug immediate uses when they are expanded.
517 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
520 * config/i386/i386.c (override_options): Reorganise to provide
521 better error messages.
523 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
526 * graphite-scop-detection.c (create_single_exit_edge): Move
527 the call to find_single_exit_edge to....
528 (create_sese_edges): ...here. Don't handle multiple edges
529 exiting the function.
530 (build_graphite_scops): Don't handle multiple edges
531 exiting the function.
533 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
536 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
537 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
539 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
542 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
544 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
547 * c-typeck.c (convert_arguments): Print declaration location.
548 * c-common.c (validate_nargs): Rename as
549 builtin_function_validate_nargs.
550 (check_builtin_function_arguments): Update.
552 2010-02-22 Richard Guenther <rguenther@suse.de>
555 * tree-inline.c (declare_return_variable): Use the type of
556 the call stmt lhs if available.
558 2010-02-22 Duncan Sands <baldrick@free.fr>
560 * passes.c (register_pass): Always consider all pass lists when
561 ref_pass_instance_number is zero.
563 2010-02-22 Richard Guenther <rguenther@suse.de>
565 PR tree-optimization/42749
566 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
567 parameter. Do arithmetic in the original type.
568 (update_accumulator_with_ops): Likewise.
569 (adjust_accumulator_values): Adjust.
571 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
573 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
574 (QI to BLKmode splitter): New splitter.
576 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
578 * config/i386/i386.c (initial_ix86_tune_features): Turn on
579 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
581 2010-02-22 Richard Guenther <rguenther@suse.de>
583 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
585 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
587 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
588 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
589 ($(T)crti.o, $(T)crtn.o): Remove rules.
591 2010-02-21 Tobias Burnus <burnus@net-b.de>
594 * doc/invoke.texi (-fassociative-math): Document that this
595 option is automatically enabled for Fortran.
597 2010-02-20 David S. Miller <davem@davemloft.net>
599 * configure.ac: Test if linker and assembler properly support
600 GOTDATA_OP relocations.
601 * configure: Rebuild.
602 * config.in: Likewise.
603 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
604 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
605 (movsi_high_pic): Likewise.
606 (movdi_lo_sum_pic): Likewise.
607 (movdi_high_pic): Likewise.
608 (movsi_pic_gotdata_op): New pattern.
609 (movdi_pic_gotdata_op): Likewise.
610 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
611 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
613 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
616 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
618 (xop_mulv2div2di3_high): Ditto.
620 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
623 * c.opt (Wconversion-null): New option.
624 * doc/invoke.texi (Wconversion-null): Document.
626 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
628 * common.opt (Wlarger-than-): Add Undocumented.
630 2010-02-19 Mike Stump <mikestump@comcast.net>
632 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
634 2010-02-19 Jason Merrill <jason@redhat.com>
637 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
638 * configure: Likewise.
640 2010-02-20 Alan Modra <amodra@gmail.com>
643 * cgraph.h (cgraph_make_decl_local): Declare.
644 * cgraph.c (cgraph_make_decl_local): New function.
645 (cgraph_make_node_local): Use it.
646 * cgraphunit.c (cgraph_function_versioning): Likewise.
647 * ipa.c (function_and_variable_visibility): Likewise.
649 2010-02-19 Jakub Jelinek <jakub@redhat.com>
652 * except.c (sjlj_emit_function_enter): Don't call
653 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
655 * rtl.h (add_reg_br_prob_note): Remove prototype.
657 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
660 * c-common.c (conversion_warning): Remove widening conversions
661 before checking the conversion of integers to reals.
663 2010-02-19 Mike Stump <mikestump@comcast.net>
666 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
669 * cgraphunit.c (process_function_and_variable_attributes): Check
670 DECL_PRESERVE_P instead of looking up attribute "used".
671 * ipa-pure-const.c (check_decl): Likewise.
672 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
673 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
674 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
675 instead of attribute "used".
676 * config/sol2-c.c (solaris_pragma_init): Likewise.
677 (solaris_pragma_fini): Likewise.
679 2010-02-19 Jakub Jelinek <jakub@redhat.com>
681 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
682 Use XCNEW instead of xcalloc.
683 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
684 XNEW instead of xmalloc.
685 (get_fields): Use XNEWVEC instead of xmalloc.
688 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
690 (create_new_general_access): For debug stmts just reset value.
691 (get_stmt_accesses): For accesses within debug stmts just record them
692 using add_access_to_acc_sites instead of preventing the peeling or
693 counting them as accesses.
696 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
698 2010-02-19 Richard Guenther <rguenther@suse.de>
700 PR tree-optimization/42916
701 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
704 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
706 * configure.ac: Replace all uses of changequote in macro arguments
709 2010-02-19 Jakub Jelinek <jakub@redhat.com>
712 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
714 2010-02-19 Richard Guenther <rguenther@suse.de>
716 PR tree-optimization/42944
717 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
718 test for aliasing with errno.
720 2010-02-19 Jakub Jelinek <jakub@redhat.com>
723 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
724 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
725 * dojump.c: Include output.h.
726 (inv): New inline function.
727 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
728 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
729 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
730 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
731 argument, pass it down to other calls.
732 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
733 add REG_BR_PROB note to the conditional jump.
734 * cfgexpand.c (add_reg_br_prob_note): Removed.
735 (expand_gimple_cond): Don't call it, add the probability
736 as last argument to jumpif_1/jumpifnot_1.
737 * Makefile.in (dojump.o): Depend on output.h.
738 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
740 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
741 * stmt.c (do_jump_if_equal): Likewise.
742 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
743 * loop-unswitch.c (compare_and_jump_seq): Likewise.
744 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
746 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
747 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
749 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
751 (store_expr): Adjust jumpifnot caller.
752 (store_constructor): Adjust jumpif caller.
755 * gimplify.c (gimple_boolify): For __builtin_expect call
756 gimple_boolify also on its first argument.
758 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
760 * configure.ac (gnu-unique-object): Wrap regexps using [] in
762 (__stack_chk_fail): Ditto. Remove quadrigraphs.
763 * configure: Regenerated.
765 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
767 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
768 lang_hooks.types_compatible_p instead of comptypes.
770 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
772 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
773 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
774 if __prefer_thumb__ is defined.
776 2010-02-18 Martin Jambor <mjambor@suse.cz>
778 PR tree-optimization/43066
779 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
780 array with zero-sized element type.
782 2010-02-18 Jakub Jelinek <jakub@redhat.com>
784 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
785 rtx, allocate struct var_loc_node here and return it to the
786 caller, and only if it is actually needed.
787 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
788 move it earlier and return immediately if it returns NULL.
790 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
792 * config/sparc/gas.h: New file. Restore
793 TARGET_ASM_NAMED_SECTION to its ELF default.
794 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
796 * config/sparc/sparc.c (sparc_elf_asm_named_section):
797 Likewise. Add ATTRIBUTE_UNUSED to prototype.
798 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
801 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
803 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
805 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
807 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
808 patterns from predicated pattern.
810 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
813 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
814 for insn mnemonic suffix.
816 2010-02-17 Richard Guenther <rguenther@suse.de>
818 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
821 2010-02-17 Jakub Jelinek <jakub@redhat.com>
824 * caller-save.c (save_call_clobbered_regs): If BB ends with
825 a DEBUG_INSN, move any notes in between last real insn and the last
826 DEBUG_INSN after the last DEBUG_INSN.
828 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
830 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
831 Fix return type. Fix argument type. Explain meaning of return value.
833 2010-02-16 Richard Guenther <rguenther@suse.de>
835 PR tree-optimization/41043
836 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
837 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
839 (vrp_visit_phi_node): ... but only for loop PHI nodes.
841 2010-02-16 Ira Rosen <irar@il.ibm.com>
843 PR tree-optimization/43074
844 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
845 * tree-vect-loop.c (vect_analyze_loop_operations): Add
846 vectorizable cycles in hybrid SLP check.
847 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
849 2010-02-16 Richard Guenther <rguenther@suse.de>
851 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
852 (true_dependence): If memrefs_conflict_p computes must-alias
853 trust it. Move TBAA check after offset-based disambiguation.
854 (canon_true_dependence): Likewise.
856 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
858 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
859 * doc/invoke.texi: Document it.
860 * var-tracking.c: Include toplev.h and params.h.
861 (vt_find_locations): Return bool indicating success. Compute
862 hash sizes unconditionally. Check new parameter, report.
863 (variable_tracking_main_1): Check vt_find_locations results and
864 retry. Renamed from...
865 (variable_tracking_main): ... this. New wrapper to preserve
866 flag_var_tracking_assignments.
867 * Makefile.in (var-tracking.o): Adjust dependencies.
869 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
870 Jakub Jelinek <jakub@redhat.com>
873 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
874 if weak_import attribute is present.
875 * config/darwin.c (machopic_select_section): Likewise.
877 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
879 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
880 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
881 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
882 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
884 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
886 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
889 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
890 Rewrite text to refer to the names.
892 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
894 * config/i386/i386-builtin-types.def
895 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
896 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
897 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
898 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
899 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
900 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
901 IX86_BUILTIN_VPERMIL2PS256.
902 (MULTI_ARG_4_DF2_DI_I): Defined.
903 (MULTI_ARG_4_DF2_DI_I1): Defined.
904 (MULTI_ARG_4_SF2_SI_I): Defined.
905 (MULTI_ARG_4_SF2_SI_I1): Defined.
906 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
907 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
908 __builtin_ia32_vpermil2ps256.
909 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
910 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
911 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
912 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
913 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
914 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
915 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
916 CODE_FOR_xop_vpermil2v8sf3.
917 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
918 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
919 * config/i386/xopintrin.h (_mm_permute2_pd): New.
920 (_mm256_permute2_pd): New.
921 (_mm_permute2_ps): New.
922 (_mm256_permute2_ps): New.
924 2010-02-15 Nick Clifton <nickc@redhat.com>
926 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
927 boolean parameters. Use emit_jump_insn when emitting a pop
928 instruction containing a return insn.
929 (push): Use 'true' rather than '1' as second parameter to F.
930 (h8300_expand_prologue): Likewise.
931 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
932 (h8300_expand_epilogue): Likewise.
934 2010-02-15 Richard Guenther <rguenther@suse.de>
937 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
940 2010-02-15 Nick Clifton <nickc@redhat.com>
942 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
945 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
947 * intl.c (fake_ngettext): New function.
948 * intl.h (fake_ngettext): Declare.
949 (ngettext): Define macro.
950 * collect2.c (notice_translated): New function.
951 (main): Use notice_translated and ngettext.
952 * collect2.h (notice_translated): Declare.
954 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
956 * reorg.c (delete_computation): Comment fixes.
957 * caller-save.c (setup_save_areas): Idem.
958 * sel-sched-dump.c (dump_lv_set): Idem.
961 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
963 * config/s390/s390.c (s390_sched_init): New function.
964 (TARGET_SCHED_INIT): Target hook defined.
966 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
967 Jack Howarth <howarth@bromo.med.uc.edu>
968 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
971 Partial revert of unintended change in fix for PR41605.
972 * config/darwin.h: Fix typo.
973 * config/darwin9.h: Same.
975 2010-02-11 Jakub Jelinek <jakub@redhat.com>
977 * c-pch.c (pch_init): Clear v.
979 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
982 * graphite-scop-detection.c (graphite_can_represent_scev): Call
983 graphite_can_represent_init for MULT_EXPR.
985 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
989 * graphite-sese-to-poly.c (remove_phi): New.
990 (translate_scalar_reduction_to_array): Call remove_phi.
992 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
995 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
996 * graphite-clast-to-gimple.h (gloog): Update declaration.
997 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
998 * graphite-poly.h (struct poly_bb): Add missing comments.
999 (struct scop): Add poly_scop_p field.
1001 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1002 * graphite.c (graphite_transform_loops): Build the polyhedral
1003 representation for each scop before code generation.
1004 * sese.c (rename_variables_in_operand): Removed.
1005 (rename_variables_in_expr): Return the renamed expression.
1006 (rename_sese_parameters): New.
1007 * sese.h (rename_sese_parameters): Declared.
1009 2010-02-11 Richard Guenther <rguenther@suse.de>
1011 PR tree-optimization/42998
1012 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1013 POINTER_PLUS_EXPR properly.
1015 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1016 Changpeng Fang <changpeng.fang@amd.com>
1019 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1020 the cost of an IV candidate when the IV is used in a test against zero.
1022 * gcc.dg/tree-ssa/ivopts-3.c: New.
1024 2010-02-11 Richard Guenther <rguenther@suse.de>
1027 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1028 pointer-vs-decl case by swapping refs. Handle some cases
1029 of pointer-vs-decl disambiguations more conservatively.
1030 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1031 to false after expanding.
1033 2010-02-11 Richard Guenther <rguenther@suse.de>
1036 * gcc.c (process_command): Handle LTO file@offset case more
1039 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1041 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1042 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1044 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1046 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1047 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1048 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1049 Optimize eq/ne comparisons when both arguments are known to be
1051 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1052 Don't mask operands unnecessarily if they are known to be already
1055 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1057 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1060 2010-02-10 Richard Guenther <rguenther@suse.de>
1062 PR tree-optimization/43017
1063 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1064 for wrapping signed arithmetic.
1066 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1069 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1070 if no debug info should be emitted for it.
1072 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1074 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1075 note when flag_exceptions is set.
1077 2010-02-10 Duncan Sands <baldrick@free.fr>
1079 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1081 2010-02-10 Richard Guenther <rguenther@suse.de>
1084 * tree.c (get_unwidened): Handle constants.
1085 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1087 2010-02-10 Martin Jambor <mjambor@suse.cz>
1090 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1091 check for variable argument counts independently.
1093 2010-02-10 Christian Bruel <christian.bruel@st.com>
1096 * config/sh/sh.c (find_barrier): Increase length for non delayed
1097 conditional branches.
1099 2010-02-10 Christian Bruel <christian.bruel@st.com>
1101 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1103 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1105 * builtins.c (set_builtin_user_assembler_name): Also handle
1106 ffs if int is smaller than word.
1108 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1111 * ira-conflicts.c (get_dup): Remove.
1112 (process_reg_shuffles): Add new parameter. Use it as an
1113 additional guard for copy generation.
1114 (add_insn_allocno_copies): Rewrite.
1116 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1118 * common.opt (fsched2-use-traces): Preserved for backward
1120 * doc/invoke.texi: Remove the documentation about option
1121 -fsched2-use-traces.
1122 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1123 flag_sched2_use_traces.
1124 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1125 the backward compatibility flag section.
1127 2010-02-09 Richard Guenther <rguenther@suse.de>
1129 PR tree-optimization/43008
1130 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1131 make HEAP variables initialized from global memory if they
1132 are not known builtin functions.
1133 (find_func_aliases): Adjust.
1135 2010-02-09 Richard Guenther <rguenther@suse.de>
1137 PR tree-optimization/43000
1138 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1139 arithmetic manually.
1141 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1143 PR tree-optimization/42931
1144 * tree-loop-linear.c (try_interchange_loops): Don't call
1145 double_int_mul if estimated_loop_iterations failed.
1147 2010-02-08 Martin Jambor <mjambor@suse.cz>
1150 * tree-sra.c (build_accesses_from_assign): Do not mark in
1151 should_scalarize_away_bitmap if stmt has volatile ops.
1152 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1155 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1157 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1159 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1161 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1164 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1167 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1169 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1172 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1173 to unknown_dependence.
1174 (graphite_legal_transform_dr): Handle the unknown_dependence.
1175 (graphite_carried_dependence_level_k): Same.
1177 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1179 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1181 2010-02-07 Richard Guenther <rguenther@suse.de>
1184 * expr.c (get_inner_reference): Always initialize *pbitsize.
1186 2010-02-07 Richard Guenther <rguenther@suse.de>
1189 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1190 new ARRAY_REFs on variable size element or minimal index arrays.
1192 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1193 gimple_fold_indirect_ref.
1195 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1198 * arm.c (arm_override_options): Just return if the user has specified
1199 an invalid fpu name.
1201 2010-02-03 Jason Merrill <jason@redhat.com>
1204 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1205 i386_pe_maybe_record_exported_symbol.
1207 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1210 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1211 (pa_delegitimize_address): New function.
1213 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1215 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1216 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1218 2010-02-05 Richard Guenther <rguenther@suse.de>
1221 * lto-streamer-in.c (get_resolution): Deal with references
1222 to undefined functions.
1224 2010-02-05 Richard Guenther <rguenther@suse.de>
1226 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1227 (fold_const_aggregate_ref): Likewise.
1228 (ccp_fold_stmt): Substitute loads.
1229 (maybe_fold_reference): Verify types before substituting.
1231 (fold_gimple_assign): Unshare properly.
1232 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1234 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1236 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1237 for rs6000_gen_cell_microcode.
1239 2010-02-04 Richard Guenther <rguenther@suse.de>
1241 PR rtl-optimization/42952
1242 * dse.c (const_or_frame_p): Remove MEM handling.
1244 2010-02-04 Nick Clifton <nickc@redhat.com>
1246 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1247 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1248 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1249 (mn10300_asm_output_mi_thunk): New function.
1250 (mn10300_can_output_mu_thunk): New function.
1251 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1252 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1253 (FUNCTION_ARG): Delete incorrect comment.
1255 2010-02-03 Jason Merrill <jason@redhat.com>
1258 * fold-const.c (operand_equal_p): Handle erroneous types.
1260 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1262 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1264 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1266 PR rtl-optimization/42941
1267 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1270 2010-02-03 Jason Merrill <jason@redhat.com>
1273 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1275 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1278 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1279 (cselib_reset_table): Renamed from...
1280 (cselib_reset_table_with_next_value): ... this.
1281 (cselib_get_next_uid): Renamed from...
1282 (cselib_get_next_unknown_value): ... this.
1283 * cselib.c (next_uid): Renamed from...
1284 (next_unknown_value): ... this.
1285 (cselib_clear_table): Adjust.
1286 (cselib_reset_table): Adjust. Renamed from...
1287 (cselib_reset_table_with_next_value): ... this.
1288 (cselib_get_next_uid): Adjust. Renamed from...
1289 (cselib_get_next_unknown_value): ... this.
1290 (get_value_hash): Use hash.
1291 (cselib_hash_rtx): Likewise.
1292 (new_cselib_val): Adjust. Set and dump uid.
1293 (cselib_lookup_mem): Pass next_uid as hash.
1294 (cselib_subst_to_values): Likewise.
1295 (cselib_log_lookup): Dump uid.
1296 (cselib_lookup): Pass next_uid as hash. Adjust.
1297 (cselib_process_insn): Adjust.
1298 (cselib_init): Initialize next_uid.
1299 (cselib_finish): Adjust.
1300 (dump_cselib_table): Likewise.
1301 * dse.c (canon_address): Dump value uid.
1302 * print-rtl.c (print_rtx): Print value uid.
1303 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1305 (dv_uid): New function, sort of renamed from...
1306 (dv_htab_hash): ... this, reimplemented in terms of it and...
1307 (dv_uid2hash): ... this. New.
1308 (variable_htab_eq): Drop excess assertions.
1309 (tie_break_pointers): Removed.
1310 (canon_value_cmp): Compare uids.
1311 (variable_post_merge_New_vals): Print uids.
1312 (vt_add_function_parameters): Adjust.
1313 (vt_initialize): Reset table. Adjust.
1315 2010-02-03 Richard Guenther <rguenther@suse.de>
1317 PR tree-optimization/42944
1318 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1319 (call_may_clobber_ref_p_1): Likewise. Properly handle
1320 malloc and calloc clobbering errno.
1322 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1324 * doc/invoke.texi: Fix name of sched1 dump.
1326 * opts.c (decode_options): Set flag_tree_switch_conversion
1327 only conditionally on optimize >= 2.
1329 * gcse.c: Assorted comment fixes in pass description.
1331 2010-02-03 Anthony Green <green@moxielogic.com>
1333 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1334 nop padding in order to maintain alignment of storage location of
1335 target function address.
1336 (moxie_trampoline_init): Store target function address at newly
1338 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1340 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1342 2010-02-03 Richard Guenther <rguenther@suse.de>
1345 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1347 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1349 * config.gcc: Reenable check for obsolete targets.
1350 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1351 mips-sgi-irix6.[0-4]*.
1353 2010-02-02 Nick Clifton <nickc@redhat.com>
1355 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1356 constant size of 4 as being the same as 0.
1357 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1358 can take values in the range 0..4.
1360 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1363 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1364 as _darwin10_Unwind_FindEnclosingFunction().
1365 * libgcc-libsystem.ver: New.
1367 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1370 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1371 implicitly set registers.
1373 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1375 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1376 (arm_override_options): Allow automatic selection of the thread
1377 pointer register if thumb2.
1378 (legitimize_pic_address): Improve code sequences for Thumb2.
1379 (arm_call_tls_get_addr): Likewise.
1380 (legitimize_tls_address): Likewise.
1381 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1382 (pic_load_addr_32bit): ... this. New named pattern.
1383 * thumb2.md (pic_load_addr_thumb2): Delete.
1384 (pic_load_dot_plus_four): Delete.
1385 (tls_load_dot_plus_four): New named pattern.
1387 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1390 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1391 Document fix for TLS bug.
1393 2010-01-31 Richard Guenther <rguenther@suse.de>
1395 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1396 conservatively correct.
1398 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1402 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1404 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1406 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1408 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1410 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1412 * config.gcc: Adjust order of makefile fragments for mingw targets.
1414 2010-01-31 Richard Guenther <rguenther@suse.de>
1417 * gimplify.c (gimplify_init_constructor): For volatile LHS
1418 initialize a temporary.
1420 2010-01-31 Matthias Klose <doko@ubuntu.com>
1422 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1424 * configure: Regenerate.
1426 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1428 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1429 the same alias set and their sizes different constantness.
1430 (aliasing_component_refs_p): Revert 2009-10-24 change.
1432 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1434 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1437 2010-01-29 Richard Guenther <rguenther@suse.de>
1439 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1440 Assert we successfully updated the call.
1442 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1444 PR rtl-optimization/42889
1445 * df.h (df_set_bb_dirty_nonlr): New prototype.
1446 * df-core.c (df_set_bb_dirty_nonlr): New function.
1447 * df-scan.c (df_insn_rescan): Call it instead of
1448 df_set_bb_dirty for DEBUG_INSNs.
1450 2010-01-29 Richard Guenther <rguenther@suse.de>
1453 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1454 quadratic behavior in most cases.
1456 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1459 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1460 in the call to gen_x86_movsicc_0_m1.
1462 2010-01-28 Richard Guenther <rguenther@suse.de>
1464 PR tree-optimization/42871
1465 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1467 2010-01-28 Richard Guenther <rguenther@suse.de>
1469 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1470 into call arguments.
1472 2010-01-28 Richard Guenther <rguenther@suse.de>
1475 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1476 the forwarder if the destination is an EH landing pad.
1478 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1480 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1481 block list passed to gimple_duplicate_sese_tail.
1482 (parallelize_loops): Avoid parallelization when the function
1484 Avoid parallelization when the preheader is IRREDUCIBLE.
1485 Try to optimize when estimated_loop_iterations_int is unresolved.
1486 Add the loop's location to the dump file.
1487 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1488 (gimple_duplicate_sese_tail): Remove the check for the latch.
1489 Redirect nexits to the exit block.
1490 Remove handling of the incoming edges to the latch.
1491 Redirect the backedge from the copied latch to the exit bb.
1493 2010-01-28 Michael Matz <matz@suse.de>
1496 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1497 Wrap force_reg into a sequence, emit it before user.
1499 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1501 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1503 (arm_legacy_rev): Likewise.
1504 (thumb_legacy_rev): Likewise.
1506 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1508 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1509 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1510 on MEM's address failed, try avoid_constant_pool_reference and
1511 recurse if it returned something different.
1512 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1513 address, try avoid_constant_pool_reference and recurse if it
1514 returned something different.
1515 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1516 address and avoid_constant_pool_reference returned something
1517 different, don't set have_address.
1519 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1522 * var-tracking.c (val_store): Add modified argument, obey it.
1524 (count_uses): Move down logging of main.
1525 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1526 don't need resolution.
1527 (emit_notes_in_bb): Likewise.
1529 2010-01-27 Richard Guenther <rguenther@suse.de>
1532 * tree-inline.c (remap_decl): Delay remapping of SSA name
1533 default definitions until we need them.
1535 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1537 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1538 (rs6000_delegitimize_address): New function.
1540 * config/s390/s390.c (s390_delegitimize_address): Call
1541 delegitimize_mem_from_attrs.
1544 * tree-inline.c (cannot_copy_type_1): Removed.
1545 (copy_forbidden): Don't forbid copying of functions containing
1546 records/unions with variable length fields.
1548 2010-01-27 Christian Bruel <christian.bruel@st.com>
1552 * config/sh/sh.c (find_barrier): Increase length for non delayed
1553 conditional branches.
1555 2010-01-27 Matthias Klose <doko@ubuntu.com>
1557 * configure.ac (gnu-unique-object): Fix ldd version check.
1558 * configure: Regenerate.
1560 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1562 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1564 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1565 Test for HAVE_GNU_AS value.
1567 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1569 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1570 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1571 INT64_TYPE): Define.
1572 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1573 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1574 INT_LEAST64_TYPE): Define.
1575 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1576 UINT_LEAST64_TYPE): Define.
1577 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1578 INT_FAST64_TYPE): Define.
1579 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1580 UINT_FAST64_TYPE): Define.
1581 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1582 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1583 (SIG_ATOMIC_TYPE): Define.
1585 2010-01-26 Richard Guenther <rguenther@suse.de>
1587 * df-scan.c (df_scan_set_bb_info): Remove assert.
1588 (df_insn_rescan_debug_internal): Merge asserts.
1589 (df_install_ref): Likewise.
1590 (df_mark_reg): Use bitmap_set_range.
1591 (df_hard_reg_used_p): Remove assert.
1592 (df_hard_reg_used_count): Likewise.
1594 2010-01-26 Richard Guenther <rguenther@suse.de>
1596 PR rtl-optimization/42685
1597 * web.c (web_main): Ignore DEBUG_INSNs.
1599 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1601 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1603 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1604 Fix types of fndecl and arglist parameters.
1606 2010-01-26 Richard Guenther <rguenther@suse.de>
1609 * tree-eh.c (unsplit_eh): Skip debug insns.
1611 2010-01-26 Richard Guenther <rguenther@suse.de>
1613 PR tree-optimization/42250
1614 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1616 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1619 * omp-low.c (expand_omp_sections): Only use single_pred if
1620 l2_bb is single_pred_p.
1622 2010-01-25 Christian Bruel <christian.bruel@st.com>
1625 * config/sh/sh.c (find_barrier): Increase length for non delayed
1626 conditional branches.
1627 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1629 2010-01-24 David S. Miller <davem@davemloft.net>
1631 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1632 define if not using GAS.
1633 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1634 Likewise. Delete SECTION_MERGE code, which is only applicable
1637 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1640 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1641 mangling of va_list in system headers.
1643 2010-01-23 Toon Moene <toon@moene.org>
1645 * tree-predcom.c (combine_chains): Return NULL, not false.
1647 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1649 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1650 initialization of variable res to agree with return type.
1652 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1654 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1655 * tree-sra.c: Add include of expr.h.
1657 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1659 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1660 insert the debug stmt on the single non-EH edge from the stmt.
1662 2010-01-22 Richard Henderson <rth@redhat.com>
1665 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1666 the RHS until after generate_subtree_copies has insertted its
1667 code before the current statement.
1669 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1671 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1673 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1675 2010-01-21 Martin Jambor <mjambor@suse.cz>
1677 PR tree-optimization/42585
1678 * tree-sra.c (struct access): New field grp_total_scalarization.
1679 (dump_access): Dump the new field.
1680 (should_scalarize_away_bitmap): New variable.
1681 (cannot_scalarize_away_bitmap): Likewise.
1682 (sra_initialize): Allocate new bitmaps.
1683 (sra_deinitialize): Free new bitmaps.
1684 (create_access_1): New function.
1685 (create_access): Parts moved to create_access_1.
1686 (type_consists_of_records_p): New function.
1687 (completely_scalarize_record): Likewise.
1688 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1689 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1690 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1692 (analyze_all_variable_accesses): Completely scalarize small eligible
1695 2010-01-21 Martin Jambor <mjambor@suse.cz>
1697 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1699 2010-01-21 Andrew Haley <aph@redhat.com>
1701 * gcc.c (process_command): Move lang_specific_driver before
1702 setting cc_libexec_prefix.
1704 2010-01-21 Richard Guenther <rguenther@suse.de>
1707 * fold-const.c (negate_expr_p): Pretend only negative
1708 real constants are easily negatable.
1710 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1711 Jason Merrill <jason@redhat.com>
1713 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1714 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1715 * calls.c (initialize argument_information): Handle it.
1716 * c-common.c (handle_transparent_union_attribute): Use new name.
1717 * c-decl.c (finish_struct): Ditto.
1718 * c-typeck.c (type_lists_compatible_p): Ditto.
1719 (convert_for_assignment): Use new name and also handle record.
1720 * function.c (aggregate_value_p): Handle it.
1721 (pass_by_reference): Ditto.
1722 (assign_parm_data_types): Ditto.
1723 * print-tree.c (print_node): Ditto.
1724 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1725 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1726 * tree.c (first_field): New fn.
1728 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1731 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1732 even when linking statically, for now.
1734 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1737 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1738 without a cselib val.
1739 (count_uses): Accept MO_VAL_SET with no val on stores.
1740 (add_stores): Likewise.
1742 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1744 * var-tracking.c (check_value_val): Add a compile time assertion.
1745 (dv_is_decl_p): Simplify.
1746 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1747 gcc_assert if ENABLE_CHECKING.
1749 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1752 * var-tracking.c: Include tree-flow.h.
1753 (mem_dies_at_call): New.
1754 (dataflow_set_preserve_mem_locs): Use it.
1755 (dataflow_set_remove_mem_locs): Likewise.
1756 (dump_var): Renamed from dump_variable. Adjust all callers.
1757 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1758 * Makefile.in (var-tracking.o): Adjust deps.
1760 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1762 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1764 2010-01-20 Richard Guenther <rguenther@suse.de>
1766 PR tree-optimization/42717
1767 * tree-ssa-dce.c (get_live_post_dom): Remove.
1768 (forward_edge_to_pdom): Take an arbitrary edge to copy
1769 degenerate PHI args from.
1770 (remove_dead_stmt): Use the first post-dominator even if it
1771 does not contain live statements as redirection destination.
1773 2010-01-20 Richard Guenther <rguenther@suse.de>
1775 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1777 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1779 * sel-sched.c (create_speculation_check): Remove set but not used
1781 (try_transformation_cache): Remove set but not used variable ds.
1782 (calculate_privileged_insns): Remove set but not used variables
1783 cur_insn and min_spec_insn.
1784 (find_best_expr): Remove set but not used variable avail_n.
1785 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1787 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1789 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1790 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1793 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1796 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1797 cpu types. Add support for *-sse3 cpu types.
1798 (x86_64-*-*): Ditto.
1800 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1803 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1804 argument, call initializer_constant_valid_p_1 instead of
1805 initializer_constant_valid_p, pass CACHE to it, return NULL
1806 immediately if first call returns NULL.
1807 (initializer_constant_valid_p_1): New function.
1808 (initializer_constant_valid_p): Use it.
1810 2010-01-20 Thomas Quinot <quinot@adacore.com>
1812 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1814 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1816 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1817 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1818 (loc_list_from_tree): Don't handle unsigned division. Handle
1819 signed modulo using DW_OP_{over,over,div,mul,minus}.
1820 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1821 modulo instead of signed.
1823 2010-01-20 DJ Delorie <dj@redhat.com>
1825 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1827 (h8300_emit_stack_adjustment): Propogate it.
1829 (h8300_expand_prologue): Likewise.
1830 (h8300_expand_epilogue): Likewise.
1832 2010-01-19 Michael Matz <matz@suse.de>
1834 PR tree-optimization/41783
1835 * tree-data-ref.c (toplevel): Include flags.h.
1836 (dump_data_dependence_relation): Also dump the inputs if the
1837 result will be unknown.
1838 (split_constant_offset_1): Look through some conversions.
1839 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1840 the offset from last element is too large.
1841 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1842 (reassociate_to_the_same_stmt): Handle vector registers.
1843 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1845 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1846 wide_prolog_niters argument, emit widening instructions.
1847 (vect_do_peeling_for_alignment): Adjust caller, use widened
1848 variant of the iteration cound.
1849 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1851 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1854 * config/arm/neon-testgen.m (emit_automatics): New parameter
1855 features. Adjust for Fixed_return_reg feature.
1856 (test_intrinsic): Call emit_automatics with new feature.
1857 * config/arm/neon.ml: Update copyright years.
1858 (features): New Fixed_return_reg feature.
1859 (ops): Update feature for Vget_low.
1861 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1863 PR tree-optimization/42719
1864 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1868 * fwprop.c (all_uses_available_at): Return false if def_set dest
1869 is a REG that is used in def_insn.
1871 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1873 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1875 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1878 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1880 * target.h (struct gcc_target) <secondary_reload>: Change type
1881 of last argument to secondary_reload_info *.
1883 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1886 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1887 memory references with unaligned offsets. Remove CQImode handling.
1888 (unaligned_memory_operand): Return 1 for memory references with
1889 unaligned offsets. Remove CQImode handling.
1891 2010-01-18 Richard Guenther <rguenther@suse.de>
1894 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1897 2010-01-18 Richard Guenther <rguenther@suse.de>
1899 PR tree-optimization/42781
1900 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1901 restrict processing only if the original variable was artificial.
1903 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1905 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1906 find number of popped argument bytes.
1908 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1909 Fix the text that describes the return value for invalid insns.
1911 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1913 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1914 Clarify what 'cost of the -dependence' is. Fix quoting.
1916 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1917 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1919 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1921 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1922 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1924 2010-01-17 Richard Guenther <rguenther@suse.de>
1927 * function.c (split_complex_args): Take a VEC to modify.
1928 (assign_parms_augmented_arg_list): Build a VEC instead of
1929 a chain of PARM_DECLs.
1930 (assign_parms_unsplit_complex): Take a VEC of arguments.
1931 Do not fixup unmodified parms.
1932 (assign_parms): Deal with the VEC.
1933 (gimplify_parameters): Likewise.
1935 2010-01-17 Richard Guenther <rguenther@suse.de>
1937 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1938 node existence check.
1939 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1940 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1941 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1942 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1943 (gimple_execute_on_growing_pred): Likewise.
1945 2010-01-17 Richard Guenther <rguenther@suse.de>
1947 PR tree-optimization/42773
1948 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1949 (compute_antic_aux): Likewise.
1950 (compute_partial_antic_aux): Likewise.
1952 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1955 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1958 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1960 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1963 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1964 Fix markup for strict argument.
1966 (TARGET_SCHED_REORDER2): Fix argument types.
1968 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1969 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1971 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1972 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1974 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1977 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1978 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1979 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1980 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1981 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1983 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1985 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1987 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1988 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1990 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1992 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1995 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1997 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1998 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2000 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2002 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2004 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2005 referring to it. Fix language.
2007 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2009 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2011 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2013 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2015 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2016 '@var{stream}. Remove stray 'and'.
2018 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2020 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2022 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2024 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2025 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2027 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2028 Fix description of return value.
2029 Rename argument "sz" to "len."
2031 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2032 Clarify meaning of 'true' return value.
2034 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2036 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2037 rep_mode versus mode_rep.
2039 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2041 (TARGET_BUILTIN_DECL): Fix name.
2043 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2045 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2047 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2049 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2051 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2053 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2056 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2057 Rename argument tm_fn to md_fn.
2059 (TARGET_OPTION_PRINT): Fix argument list.
2061 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2064 * config/i386/i386.c (ix86_fixup_binary_operands):
2065 Revert FMA4 fixup of operands.
2067 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2070 * Makefile.in (write_entries_to_file, install-plugin):
2071 Use \012 instead of \n with tr.
2073 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2075 * configure.ac (HAVE_AS_REF): New C macro.
2076 * configure: Regenerate.
2077 * config.in: Likewise.
2078 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2080 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2083 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2085 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2087 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2089 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2091 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2093 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2095 (TARGET_BINDS_LOCAL_P): Fix argument type.
2097 (TARGET_ASM_FILE_END): Use prototype.
2099 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2101 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2103 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2105 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2107 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2108 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2110 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2111 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2113 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2114 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2115 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2116 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2118 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2120 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2122 (TARGET_INIT_BUILTINS): Use prototype.
2124 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2125 Put 'const char *' in braces. Fix parameter types.
2126 (TARGET_INVALID_CONVERSION): Fix parameter types.
2127 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2128 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2130 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2133 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2135 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2137 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2139 * doc/tm.texi (TARGET_HELP): Fix return type.
2141 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2142 in braces. Fix argument types.
2144 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2146 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2148 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2150 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2151 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2153 (TARGET_MANGLE_TYPE): Fix argument types.
2155 (TARGET_IRA_COVER_CLASSES): Use prototype.
2157 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2159 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2161 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2163 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2165 (TARGET_CALLEE_COPIES): Fix argument types.
2167 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2169 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2171 (TARGET_FUNCTION_VALUE): Fix argument types.
2173 (TARGET_RETURN_IN_MSB): Fix argument type.
2175 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2177 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2179 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2181 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2182 agree with return type.
2184 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2186 2010-01-15 Jing Yu <jingyu@google.com>
2188 PR rtl-optimization/42691
2189 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2190 a pseudo to a constant and are merged, and adjust comments.
2192 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2194 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2196 2010-01-15 Richard Guenther <rguenther@suse.de>
2199 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2200 labels of computed or non-local gotos to the destination.
2201 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2202 landing pad label is the first label.
2204 2010-01-15 Richard Guenther <rguenther@suse.de>
2206 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2208 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2211 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2212 to allow generation of the xssqrtdp instruction on power7.
2213 (sqrtdf2_fpr): Ditto.
2215 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2218 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2219 functions with noreturn attribute.
2222 * varasm.c (declare_weak): Add weak attribute to decl if it
2223 doesn't have one already.
2224 (assemble_external): Only add decls to weak_decls if they also
2225 have weak attribute.
2227 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2229 * var-tracking.c (var_reg_delete): Don't delete the association
2230 between REGs and values or one-part variables if the register
2233 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2236 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2237 because its first operand is a non-localized variable.
2239 2010-01-14 Martin Jambor <mjambor@suse.cz>
2241 PR tree-optimization/42706
2242 * tree-sra.c (encountered_recursive_call): New variable.
2243 (encountered_unchangable_recursive_call): Likewise.
2244 (sra_initialize): Initialize both new variables.
2245 (callsite_has_enough_arguments_p): New function.
2246 (scan_function): Call decl and flags check only for IPA-SRA, check
2247 whether there is a recursive call and whether it has enough arguments.
2248 (all_callers_have_enough_arguments_p): New function.
2249 (convert_callers): Look for recursive calls only when
2250 encountered_recursive_call is set.
2251 (ipa_early_sra): Bail out either if
2252 !all_callers_have_enough_arguments_p or
2253 encountered_unchangable_recursive_call.
2255 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2257 * sel-sched.c: Add 2010 to copyright years.
2258 * sel-sched-ir.c: Likewise.
2259 * sel-sched-ir.h: Likewise.
2261 2010-01-14 Martin Jambor <mjambor@suse.cz>
2263 PR tree-optimization/42714
2264 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2265 constructors specially.
2267 2010-01-14 Andi Kleen <ak@linux.intel.com>
2269 * config/i386/drivers-i386.c (detect_caches_intel):
2270 Add l2sizekb parameter and fill in.
2271 (host_detect_local_cpu): Add l2sizekb, fill in.
2272 Add Atom small cache heuristic.
2274 2010-01-14 Andi Kleen <ak@linux.intel.com>
2276 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2277 Add level3 parameter and fill in.
2278 (detect_caches_intel): Handle level3 cache.
2280 2010-01-14 Andi Kleen <ak@linux.intel.com>
2282 * config/i386/drivers-i386.c (host_detect_local_cpu):
2283 Fix core duo detection.
2285 2010-01-14 Andi Kleen <ak@linux.intel.com>
2287 * config/i386/drivers-i386.c (host_detect_local_cpu):
2290 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2292 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2293 (rs6000_variable_issue_1): this. Use...
2294 (rs6000_variable_issue): here. Reimplement. Print debug info.
2296 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2298 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2299 sel_restore_notes. Update all callers. Call reemit_notes
2302 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2304 PR rtl-optimization/42246
2305 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2308 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2310 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2311 all successors is the same as number of successors in current region.
2313 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2315 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2316 to rename is not separable. Otherwise check that its LHS is not NULL.
2318 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2320 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2322 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2324 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2325 available registers when failed to discover LHS register class.
2326 Fix indentation. Update comment.
2328 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2329 Alexander Monakov <amonakov@ispras.ru>
2331 PR rtl-optimization/42389
2332 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2334 (advance_state_on_fence): Likewise.
2335 (sel_target_adjust_priority): Print debug output only when
2336 sched_verbose >= 4, not 2.
2337 (get_expr_cost): Do not issue all unique insns on the next cycle.
2338 (fill_insns): Initialize can_issue_more from the value saved
2340 * sel-sched-ir.c (flist_add): New parameter issue_more.
2341 Init FENCE_ISSUE_MORE with it.
2342 (merge_fences): Likewise.
2343 (init_fences): Update call to flist_add.
2344 (add_to_fences, add_clean_fence_to_fences)
2345 (add_dirty_fence_to_fences): Likewise.
2346 (move_fence_to_fences): Update call to merge_fences.
2347 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2349 * sel-sched-ir.h (struct _fence): New field issue_more.
2350 (FENCE_ISSUE_MORE): New accessor macro.
2352 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2354 PR rtl-optimization/42388
2355 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2356 that have no predecessors nor successors. Do not call move_bb_info
2357 for empty blocks outside of current region.
2359 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2361 PR rtl-optimization/42294
2362 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2363 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2364 originators' originators.
2366 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2368 PR rtl-optimization/39453
2369 PR rtl-optimization/42246
2370 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2372 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2374 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2375 Alexander Monakov <amonakov@ispras.ru>
2378 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2379 (maybe_tidy_empty_bb): ... here. Make static. Add new
2380 argument. Update all callers.
2381 (tidy_control_flow): ... and here. Recompute topological order
2382 of basic blocks in region if necessary.
2383 (sel_redirect_edge_and_branch): Change return type. Return true
2384 if topological order might have been invalidated.
2385 (purge_empty_blocks): Export and move from...
2386 * sel-sched.c (purge_empty_blocks): ... here.
2387 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2388 (maybe_tidy_empty_bb): Delete prototype.
2389 (purge_empty_blocks): Declare.
2391 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2393 PR rtl-optimization/42249
2394 * sel-sched.c (try_replace_dest_reg): When chosen register
2395 and original register is the same, do not bail out early, but
2396 still check all original insns for validity of replacing destination
2397 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2400 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2403 Port from no-undefined-overflow branch:
2404 2009-03-09 Richard Guenther <rguenther@suse.de>
2406 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2408 2010-01-14 Richard Guenther <rguenther@suse.de>
2411 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2413 2010-01-14 Ira Rosen <irar@il.ibm.com>
2415 PR tree-optimization/42709
2416 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2417 as scalar type in creation of constant vector operand.
2419 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2422 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2423 (check-parallel-%): Match `testsuite' directory component only
2426 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2428 PR translation/39521
2429 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2432 2010-01-13 Richard Guenther <rguenther@suse.de>
2434 PR tree-optimization/42730
2435 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2438 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2441 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2442 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2445 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2447 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2448 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2449 ___umulsi3_highpart.
2451 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2452 rather than schedule_insns if the pass is enabled.
2454 2010-01-13 Martin Jambor <mjambor@suse.cz>
2456 PR tree-optimization/42704
2457 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2460 2010-01-13 Martin Jambor <mjambor@suse.cz>
2462 PR tree-optimization/42703
2463 * tree-sra.c (analyze_access_subtree): Check that we can build a
2464 reference to the original data within the aggregate.
2466 2010-01-13 Richard Guenther <rguenther@suse.de>
2468 PR tree-optimization/42705
2469 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2471 2010-01-13 Richard Guenther <rguenther@suse.de>
2474 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2476 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2479 * var-tracking.c (values_to_unmark): New variable.
2480 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2481 values_to_unmark vector. Moved body to...
2482 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2483 instead queue it into values_to_unmark vector.
2484 (vt_find_locations): Free values_to_unmark vector.
2486 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2488 * config/s390/s390.c (override_options): Set
2489 default of max-pending-list-length to 256
2491 2010-01-13 Richard Guenther <rguenther@suse.de>
2494 * tree-pass.h (PROP_gimple_lcx): New.
2495 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2496 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2497 before the final cleanup_eh.
2498 (dump_properties): Dump PROP_gimple_lcx.
2499 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2500 (tree_lower_complex_O0): Remove.
2501 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2502 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2503 tree_lower_complex, schedule TODO_update_ssa.
2504 * lto-streamer-out.c (output_function): Stream the functions
2506 * lto-streamer-in.c (input_function): Likewise.
2507 (lto_read_body): Do not override them here.
2509 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2512 * c-typeck.c (build_c_cast): Fold value cast to union type before
2513 wrapping it in a CONSTRUCTOR.
2515 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2517 PR rtl-optimization/42699
2518 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2521 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2523 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2524 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2525 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2526 SUBTARGET_WARN_UNUSED_SPEC): ... here
2527 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2529 2010-01-12 Julian Brown <julian@codesourcery.com>
2531 * config/arm/neon-schedgen.ml (Utils): Don't try to
2532 open missing module.
2533 (find_with_result): New.
2535 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2538 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2539 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2541 PR tree-optimization/42645
2542 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2543 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2544 decl_map, set processing_debug_stmt to -1 and return name without
2547 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2549 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2550 binutils version, and reword target configuration description.
2552 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2554 * config/avr/avr.h (LINKER_NAME): Remove.
2556 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2559 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2560 that support VSX, warn for -mno-altivec if vsx is not disabled,
2563 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2564 Shujing Zhao <pearly.zhao@oracle.com>
2566 PR translation/42469
2567 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2568 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2569 character between option name and help text.
2570 * c.opt (imultilib): Likewise.
2572 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2574 * lto-streamer-out.c (output_unreferenced_globals): Output static
2577 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2579 PR rtl-optimization/42621
2580 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2581 optimizing for size.
2582 (duplicate_computed_gotos): Remove now-redundant check.
2584 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2587 * configure.ac: Save and restore LDFLAGS and LIBS
2588 * configure: Regenerate.
2590 2010-01-10 Richard Guenther <rguenther@suse.de>
2593 * builtins.c (fold_builtin_strlen): Add type argument and
2594 convert the resulting length to it.
2595 (fold_builtin_1): Adjust.
2597 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2599 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2600 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2602 (num_insns_constant_wide): Adjust for that change.
2604 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2607 * web.c (union_defs): Add used argument, to combine uses of
2609 (entry_register): Adjust type and tests of used argument.
2610 (web_main): Widen used for new use. Pass it to union_defs.
2611 * df.h (union_defs): Adjust prototype.
2613 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2616 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2617 uses in new incoming argument. Free body.
2618 (reset_debug_uses_in_loop): New.
2619 (analyze_insn_to_expand_var): Call the latter if the former found
2620 anything. Fix whitespace. Reject invalid dest overlaps before
2621 going through all insns in the loop.
2623 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2626 * haifa-sched.c (dying_use_p): Debug insns don't count.
2628 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2631 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2632 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2633 (verify_gimple_call): Reject LHS in noreturn calls.
2635 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2639 * tree-vect-loop-manip.c (adjust_info): New type.
2640 (adjust_vec): New pointer to vector.
2641 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2642 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2643 (slpeel_update_phis_for_duplicate_loop): Use them.
2644 (slpeel_update_phi_nodes_for_guard1): Likewise.
2645 (slpeel_update_phi_nodes_for_guard2): Likewise.
2646 (slpeel_tree_peel_loop_to_edge): Likewise.
2647 (vect_update_ivs_after_vectorizer): Likewise.
2649 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2651 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2652 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2654 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2656 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2657 bogus uninitialized warning.
2659 2010-01-09 Richard Guenther <rguenther@suse.de>
2662 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2663 the evolution is compatible with the initial condition.
2665 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2667 * gcc.c (process_command): Update copyright notice dates.
2668 * gcov.c (print_version): Likewise.
2669 * gcov-dump.c (print_version): Likewise.
2670 * mips-tfile.c (main): Likewise.
2671 * mips-tdump.c (main): Likewise.
2673 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2676 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2678 (rotlhi3_8): Delete.
2680 (rotlsi3_8): Delete.
2681 (rotlsi3_16): Delete.
2682 (rotlsi3_24): Delete.
2684 (*rotw<mode>3): New.
2685 (*rotb<mode>3): New.
2686 * config/avr/avr.c (avr_rotate_bytes): New function.
2687 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2689 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2692 * configure.ac: Modify -rdynamic check.
2693 * configure: Regenerate.
2695 2010-01-08 DJ Delorie <dj@redhat.com>
2697 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2698 register popping order.
2700 2010-01-08 Richard Guenther <rguenther@suse.de>
2703 * c.opt (fsigned-char): Also let LTO handle this option.
2704 (funsigned-char): Likewise.
2706 2010-01-07 Richard Guenther <rguenther@suse.de>
2708 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2709 (gimple_op): Likewise.
2710 (gimple_op_ptr): Likewise.
2711 (gimple_assign_set_lhs): Remove gcc_assert.
2712 (gimple_assign_set_rhs1): Likewise.
2713 (gimple_assign_set_rhs2): Likewise.
2714 (gimple_call_set_lhs): Likewise.
2715 (gimple_call_set_fn): Likewise.
2716 (gimple_call_set_fndecl): Likewise.
2717 (gimple_call_fndecl): Likewise.
2718 (gimple_call_return_type): Likewise.
2719 (gimple_call_set_chain): Likewise.
2720 (gimple_call_num_args): Likewise.
2721 (gimple_call_set_arg): Likewise.
2722 (gimple_cond_set_code): Likewise.
2723 (gimple_cond_set_lhs): Likewise.
2724 (gimple_cond_set_rhs): Likewise.
2725 (gimple_cond_set_true_label): Likewise.
2726 (gimple_cond_set_false_label): Likewise.
2727 (gimple_label_set_label): Likewise.
2728 (gimple_goto_set_dest): Likewise.
2729 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2730 (gimple_debug_bind_get_value): Likewise.
2731 (gimple_debug_bind_get_value_ptr): Likewise.
2732 (gimple_debug_bind_set_var): Likewise.
2733 (gimple_debug_bind_set_value): Likewise.
2734 (gimple_debug_bind_reset_value): Likewise.
2735 (gimple_debug_bind_has_value_p): Likewise.
2736 (gimple_return_retval_ptr): Remove gcc_assert.
2737 (gimple_return_retval): Likewise.
2738 (gimple_return_set_retval): Likewise.
2739 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2740 (safe_referenced_var_iterator): Remove.
2741 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2742 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2743 (fill_referenced_var_vec): Remove.
2744 (first_readonly_imm_use): Remove redundant gcc_assert.
2745 (phi_arg_index_from_use): Combine gcc_asserts.
2746 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2747 (first_imm_use_stmt): Remove redundant gcc_assert.
2748 * tree-cfg.c (verify_gimple_call): Verify function and chain
2749 operands. Verify arguments.
2750 (verify_types_in_gimple_stmt): Verify condition code and labels.
2752 2010-01-07 Richard Guenther <rguenther@suse.de>
2754 PR tree-optimization/42641
2755 * sese.c (rename_map_elt_info): Use the SSA name version, do
2758 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2760 PR tree-optimization/42625
2761 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2762 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2764 2010-01-07 Duncan Sands <baldrick@free.fr>
2766 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2768 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2771 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2772 note itself is not function_invariant_p.
2774 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2776 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2777 Do not add the DF_NOTE problem.
2778 * store-motion.c (execute_rtl_store_motion): Likewise.
2780 2010-01-07 Martin Jambor <mjambor@suse.cz>
2782 PR tree-optimization/42157
2783 * tree-sra.c (compare_access_positions): Stabilize sort if both
2784 accesses have integer types, return zero immediately if they are the
2787 2010-01-06 Richard Henderson <rth@redhat.com>
2790 * haifa-sched.c (add_to_note_list): Merge into ...
2791 (concat_note_lists): ... here, and ...
2792 (unlink_other_notes, rm_other_notes): Merge into...
2793 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2794 NOTE_INSN_EPILOGUE_BEG.
2796 2010-01-06 Richard Guenther <rguenther@suse.de>
2798 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2799 not inline regular functions into always-inline functions.
2801 2010-01-06 Nick Clifton <nickc@redhat.com>
2803 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2804 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2806 (OVERRIDE_OPTIONS): Delete.
2807 (OPTIMIZATION_OPTIONS): Define.
2808 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2809 * config/rx/rx.c (rx_handle_option): Issue an error message if
2810 -mcpu=rx200 and -fpu are used together.
2811 (rx_set_optimization_options): New function. Issue an error
2812 message if an optimization attribute attempts to reset the FPU/
2813 math optimization pairing.
2814 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2815 * config/rx/rx.opt: Set the default to 32-bit doubles.
2816 * config/rx/t-rx: Add multilibs for -nofpu option.
2817 * doc/invoke.texi: Update documentation of RX options.
2819 2010-01-06 Richard Guenther <rguenther@suse.de>
2821 * tree-ssa-pre.c (name_to_id): New global.
2822 (alloc_expression_id): Simplify SSA name handling.
2823 (lookup_expression_id): Likewise.
2824 (init_pre): Zero name_to_id.
2825 (fini_pre): Free it.
2827 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2829 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2831 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2834 * config/i386/sse.md (smaxv2di3): New.
2835 (umaxv2di3): Likewise.
2836 (sminv2di3): Likewise.
2837 (uminv2di3): Likewise.
2839 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2842 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2843 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2844 (legitimize_tls_address): Likewise.
2845 (sparc_tls_referenced_p): Likewise.
2846 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2847 and adjust calls to legitimize_pic_address.
2848 (legitimate_constant_p) Use sparc_tls_referenced_p.
2849 (legitimate_pic_operand_p): Likewise.
2850 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2851 (sparc_tls_symbol_ref_1): Delete.
2852 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2853 (legitimize_tls_address): Make static, handle CONST patterns.
2854 (legitimize_pic_address): Make static, remove unused parameter and
2855 adjust recursive calls.
2856 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2857 and adjust call to legitimize_pic_address.
2858 (sparc_output_mi_thunk): Likewise.
2860 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2861 H.J. Lu <hongjiu.lu@intel.com>
2864 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2865 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2866 operands to make them signed.
2869 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2872 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2873 GTU to GT for V4SI and V2DI.
2875 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2876 (umin<mode>3): Removed.
2878 (uminv4si3): Likewise.
2880 2010-01-05 Martin Jambor <mjambor@suse.cz>
2882 PR tree-optimization/42462
2883 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2884 current_function_decl to helper functions and macros.
2886 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2889 * flags.h: Don't include real.h.
2890 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2891 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2892 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2893 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2894 * dominance.c: Update copyright.
2895 * gimple.c (walk_gimple_op): Remove inline.
2896 * tree-ssa-reassoc.c: Include real.h.
2897 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2898 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2900 2010-01-05 Nick Clifton <nickc@redhat.com>
2902 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2903 register to push into the stack frame when the accumulator has to
2904 be saved during interrupts.
2906 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2908 * doc/invoke.texi: Remove the documentation about option
2910 * common.opt (Wunreachable-code): Preserved for backward
2912 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2913 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2914 the backward compatibility flag section.
2916 2010-01-05 Richard Guenther <rguenther@suse.de>
2918 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2920 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2923 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2925 PR tree-optimization/42508
2926 * tree-sra.c (convert_callers): Check for recursive call
2927 by comparing cgraph nodes instead of decls.
2928 (modify_function): Call ipa_modify_formal_parameters also
2929 on all same_body aliases.
2931 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2932 cgraph nodes when checking for same_body aliases.
2934 2010-01-05 Richard Guenther <rguenther@suse.de>
2936 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2937 allocation and lookup.
2938 (get_or_alloc_expr_for_constant): Likewise.
2939 (phi_translate): Sink allocation.
2941 2010-01-04 Richard Guenther <rguenther@suse.de>
2943 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2944 a new entry only if needed.
2945 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2946 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2948 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2950 (phi_translate): Handle CONSTANTs early.
2952 2010-01-04 Martin Jambor <mjambor@suse.cz>
2954 PR tree-optimization/42398
2955 * tree-sra.c (struct access): Removed flag grp_different_types.
2956 (dump_access): Do not dump the removed flag.
2957 (sort_and_splice_var_accesses): Do not set the removed flag.
2958 (sra_modify_expr): Check for type compatibility directly.
2960 2010-01-04 Martin Jambor <mjambor@suse.cz>
2962 PR tree-optimization/42366
2963 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2964 edges with variable number of parameters.
2965 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2966 flag instead of asserting it.
2967 (ipa_read_node_info): Read uses_analysis_done flag.
2969 2010-01-04 Richard Guenther <rguenther@suse.de>
2971 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2972 iterative_hash_* as intended.
2973 (vn_reference_compute_hash): Likewise. Simplify hashing
2975 (vn_reference_lookup_2): Likewise.
2976 (vn_nary_op_compute_hash): Likewise.
2977 (vn_phi_compute_hash): Likewise.
2978 (expressions_equal_p): Remove strange code.
2979 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2980 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2981 (bitmap_insert_into_set_1): Take value-id as parameter.
2982 (add_to_value): Pass it.
2983 (bitmap_insert_into_set): Likewise.
2984 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2986 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2989 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2990 (do_self_spec): For switches with SWITCH_IGNORE set set also
2991 SWITCH_IGNORE_PERMANENTLY.
2992 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2995 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2997 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2998 tree of an unreferenced global var.
3000 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3003 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3004 GTU to GT for V4SI and V2DI.
3006 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3007 (umin<mode>3): Removed.
3009 (uminv4si3): Likewise.
3011 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3014 * collect2.c (main): Turn on trace in collect2 if -v is passed
3017 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3019 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3020 description of expression operand.
3022 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3024 * configure.ac: Add install-html to target_list for Make-hooks.
3025 * configure: Regenerate.
3026 * fortran/Make-lang.in (F95_HTMLFILES): New.
3027 (fortran.html): Use it.
3028 (fortran.install-html): New.
3029 * Makefile.in (install-html): Add lang.install-html.
3030 * java/Make-lang.in (JAVA_HTMLFILES): New.
3031 (java.html): Use it.
3032 (java.install-html): New.
3033 * objc/Make-lang.in (objc.install-html): New.
3034 * objcp/Make-lang.in (obj-c++.install-html): New.
3035 * cp/Make-lang.in (c++.install-html): New.
3036 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3037 * lto/Make-lang.in (lto.install-html): New.
3039 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3042 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3044 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3046 PR rtl-optimization/41862
3047 * store-motion.c (store_killed_in_insn, compute_store_table,
3048 remove_reachable_equiv_notes, replace_store_insn,
3049 build_store_vectors): Ignore all DEBUG_INSNs.
3051 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3054 * common.opt: Add dumpdir.
3056 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3058 (option_map): Add --dumpdir.
3060 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3062 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3064 * opts.c (decode_options): Try dump_dir_name first if
3065 dump_base_name isn't an absolute path.
3066 (common_handle_option): Handle OPT_dumpdir.
3068 * toplev.c (dump_dir_name): New.
3069 (print_switch_values): Also ignore -dumpdir.
3071 * toplev.h (dump_dir_name): New.
3073 2010-01-03 Richard Guenther <rguenther@suse.de>
3075 PR tree-optimization/42589
3076 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3077 double-word expansion of bswap32.
3079 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3081 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3082 with BLOCK_FOR_INSN.
3083 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3084 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3085 noce_process_if_block): Likewise.
3086 * gcse.c (compute_local_properties, insert_expr_in_table,
3087 insert_set_in_table, canon_list_insert, find_avail_set,
3088 pre_insert_copy_insn): Likewise.
3090 * basic-block.h (BLOCK_NUM): Move from here...
3091 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3093 2010-01-03 Richard Guenther <rguenther@suse.de>
3095 PR tree-optimization/42438
3096 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3097 contains_may_not_return_call flag.
3098 (BB_MAY_NOTRETURN): New.
3099 (valid_in_sets): Trapping nary operations are not valid
3100 in blocks that may not return.
3101 (insert_into_preds_of_block): Remove check for trapping expressions.
3102 (compute_avail): Compute also BB_MAY_NOTRETURN.
3104 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3106 * doc/invoke.texi: Add 2010 to copyright years.
3108 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3110 * config/sparc/sparc.c: Fix formatting nits.
3112 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3113 Alexander Monakov <amonakov@ispras.ru>
3115 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3117 2010-01-02 Richard Guenther <rguenther@suse.de>
3120 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3121 (simplify_switch_using_ranges): Mark to be removed edges
3124 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3126 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3128 * collect2.c (scan_libraries): Add missing argument in call to
3131 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3134 * config/alpha/predicates.md (aligned_memory_operand): Return false
3136 (unaligned_memory_operand): Return true for CQImode.
3137 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3138 doesn not cross aligned SImode word boundary.
3140 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3142 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3144 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3145 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3147 2010-01-02 Richard Guenther <rguenther@suse.de>
3150 * toplev.c (compile_file): Emit LTO marker properly. Change
3152 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3154 2010-01-01 Richard Guenther <rguenther@suse.de>
3157 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3159 2010-01-01 Richard Guenther <rguenther@suse.de>
3162 * c-decl.c (grokdeclarator): For zero-size arrays force
3163 structural equality checks as layout_type does.
3165 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3167 * builtins.c: Update copyright to 2010.
3169 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3172 * lto-streamer-out.c (produce_asm): Revert the last change.
3173 (copy_function): Likewise.
3175 * lto-streamer.c (lto_get_section_name): Skip any leading
3178 2010-01-01 Richard Guenther <rguenther@suse.de>
3181 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3185 Copyright (C) 2010 Free Software Foundation, Inc.
3187 Copying and distribution of this file, with or without modification,
3188 are permitted in any medium without royalty provided the copyright
3189 notice and this notice are preserved.