1 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6 (chrec_fold_multiply): Same.
8 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
11 * c-decl.c (build_compound_literal): Return early if init is
14 2010-03-04 Martin Jambor <mjambor@suse.cz>
16 PR tree-optimization/43164
17 PR tree-optimization/43191
18 * tree-sra.c (type_consists_of_records_p): Reject records with
19 zero-size bit-fields at the end.
21 2010-03-04 Mike Stump <mikestump@comcast.net>
23 * Makefile.in (TAGS): Remove *.y.
25 2010-03-04 Richard Guenther <rguenther@suse.de>
27 PR tree-optimization/40761
28 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
30 (my_rev_post_order_compute): New function.
33 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
36 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
37 decrease the cost of an IV candidate when the cost is infinite.
39 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
41 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
42 Use '3DNow!' for the extension of that name, ensure normal space
44 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
46 2010-03-03 Jeff Law <law@redhat.com>
49 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
51 (extract_bit_field_1): Likewise.
53 2010-03-03 Janis Johnson <janis187@us.ibm.com>
55 * doc/sourcebuild.texi (Test directives): Document that arguments
56 include-opts and exclude-opts are now optional for dg-skip-if,
57 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
59 2010-03-03 Jason Merrill <jason@redhat.com>
62 * cgraph.h (varpool_node): Add extra_name field.
63 * varpool.c (varpool_extra_name_alias): New.
64 (varpool_assemble_decl): Emit extra name aliases.
65 (varpool_mark_needed_node): Look past an extra name alias.
66 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
67 * lto-streamer-in.c (lto_input_tree): Read it.
68 * lto-streamer-out.c (output_unreferenced_globals): Write it.
70 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
72 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
73 (sparc*-*-solaris2*): ...this.
75 2010-03-03 Jakub Jelinek <jakub@redhat.com>
78 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
79 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
80 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
81 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
84 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
85 fallthrough to default handling, just with want_address 0 instead of 2.
86 For single element lists, add_AT_loc directly, otherwise create an
87 artificial variable DIE and stick location list to it.
90 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
91 (VAL_EXPR_HAS_REVERSE): Define.
92 (reverse_op): New function.
93 (add_stores): For reversible operations add an extra MO_VAL_USE.
95 2010-03-02 Jason Merrill <jason@redhat.com>
97 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
99 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
101 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
102 (sparc64-*-linux*): Likewise.
103 (sparc64-*-solaris2*): Include assembler files before linker ones.
104 (sparc-*-solaris2*): Simplify and reorder to match previous case.
105 * config/sparc/gas.h: Delete.
106 * config/sparc/sol2-64.h: Add copyright notice.
107 * config/sparc/sol2-gas-bi.h: Likewise.
108 * config/sparc/sol2-gld.h: Likewise.
109 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
110 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
111 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
112 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
113 (sparc_elf_asm_named_section): Rename into...
114 (sparc_solaris_elf_asm_named_section): ...this. Always define.
116 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
118 * config/alpha/alpha.c (override_options): Fix -mtune error message.
120 2010-03-02 Jeff Law <law@redhat.com>
123 * reload1.c (rtx_p, substitute_stack): Declare.
124 (substitute): Record addresses of changed rtxs.
125 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
126 Restore the original rtx when complete.
127 (reload): Free subsitute_stack when complete.
129 2010-03-02 Janis Johnson <janis187@us.ibm.com>
131 * doc/gccint.texi (menu): Add Testsuites as a chapter.
132 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
134 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
135 LTO Testing, gcov Testing, profopt Testing, compat Testing,
136 Torture Tests): Change from subsection to section.
138 2010-03-02 Jakub Jelinek <jakub@redhat.com>
139 Steven Bosscher <steven@gcc.gnu.org>
141 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
144 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
147 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
148 the assignment from the new induction variable to the assignment
149 of the value from the original loop PHI function.
151 2010-03-01 Janis Johnson <janis187@us.ibm.com>
152 Daniel Jacobowitz <dan@codesourcery.com>
154 * doc/sourcebuild.texi (Test directives): Clarify options to
157 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
159 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
160 Disable cfi directives unless GCC and gas agree on using read-only
161 .eh_frame sections for 64-bit.
162 * configure: Regenerate.
164 2010-03-01 Richard Guenther <rguenther@suse.de>
166 PR tree-optimization/43220
167 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
168 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
170 2010-03-01 Richard Guenther <rguenther@suse.de>
171 Martin Jambor <mjambor@suse.cz>
174 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
175 gimplified parameters.
177 2010-03-01 Christian Bruel <christian.bruel@st.com>
179 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
181 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
183 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
185 2010-03-01 Richard Guenther <rguenther@suse.de>
188 * expr.c (expand_assignment): Use the alias-oracle to tell
189 if the rhs aliases the result decl.
191 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
194 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
195 to sol_gt_pch_get_address.
196 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
197 64-bit, SPARC and x86.
198 (sol_gt_pch_get_address): New function.
200 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
202 * toplev.h (inform_n, error_n): Declare.
203 * diagnostic.c (inform_n, error_n): New function.
205 2010-03-01 Jakub Jelinek <jakub@redhat.com>
207 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
208 has no rtl yet when processing local_decls, queue it and recheck
209 if deferred stack allocation hasn't assigned it rtl.
211 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
213 * config/sh/sh.c (unspec_bbr_uid): New.
214 (gen_block_redirect): Use it instead of INSN_UID.
215 (gen_far_branch): Likewise.
217 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
219 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
220 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
222 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
224 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
225 (Warning Options): -Wno-conversion-null is valid for
226 Objective-C++ as well.
227 * doc/tm.texi (Named Address Spaces): Likewise.
228 * doc/plugins.texi (Plugins): Replace TABs with spaces.
229 * doc/tree-ssa.texi (Tree SSA): Likewise.
231 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
234 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
235 by default. Don't set the default arch for
236 i[34567]86-*-darwin*|x86_64-*-darwin*.
238 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
241 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
242 default. Set the default 32bit/64bit archs with $with_arch
243 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
245 2010-02-27 Richard Guenther <rguenther@suse.de>
247 PR tree-optimization/43186
248 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
249 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
250 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
253 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
255 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
256 required and i[34567]86-*-* targets don't support 64bit ISA.
258 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
261 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
264 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
266 * config.gcc: Set the default arch at least to Prescott for
267 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
268 if SSE math is enabled.
270 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
272 * diagnostic.c (diagnostic_initialize): Update.
273 (diagnostic_report_diagnostic): Test inhibit_notes_p for
275 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
276 (diagnostic_inhibit_notes): New.
277 * toplev.c (process_options): inhibit notes with -fcompare-debug.
279 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
282 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
283 * doc/standards.texi: Likewise.
284 * doc/extend.texi: Likewise.
285 * doc/trouble.texi: Likewise.
286 * doc/cppopts.texi: Likewise.
287 * doc/install.texi: Likewise.
288 * c.opt (std=c90,std=gnu90): New options.
289 * c-opts.c (c_common_handle_option): Handle them.
291 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
294 * c-decl.c (undeclared_variable): Use an informative note.
296 2010-02-26 Richard Guenther <rguenther@suse.de>
298 PR tree-optimization/43186
299 * gimple.h (gimple_fold): Remove.
300 * gimple.c (gimple_fold): Remove. Inline into single user ...
301 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
302 Try harder for conditions.
304 2010-02-26 Jakub Jelinek <jakub@redhat.com>
307 * function.c (used_types_insert): Don't skip through named pointer
308 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
309 and it is different from the main variant's type.
311 2010-02-26 Nick Clifton <nickc@redhat.com>
313 * config/rx/rx.md (sminsi3): Remove bogus alternative.
315 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
317 * config.gcc: Support --with-fpmath=sse for x86.
319 * config/i386/ssemath.h: New.
321 * doc/install.texi (--with-fpmath=sse): Documented.
323 2010-02-26 Richard Guenther <rguenther@suse.de>
325 PR tree-optimization/43188
326 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
327 vector types of over-aligned element type.
329 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
332 * config/i386/i386.c (expand_vec_perm_blend): Use correct
333 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
335 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
337 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
339 2010-02-26 Jakub Jelinek <jakub@redhat.com>
341 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
342 * var-tracking.c: Include diagnostic.h.
343 (debug_dv): New function.
344 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
347 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
348 (add_value_chain, add_value_chains, remove_value_chain,
349 remove_value_chains): Handle DEBUG_EXPRs.
350 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
353 * regcprop.c (struct queued_debug_insn_change): New type.
354 (struct value_data_entry): Add debug_insn_changes field.
355 (struct value_data): Add n_debug_insn_changes field.
356 (debug_insn_changes_pool): New variable.
357 (free_debug_insn_changes, apply_debug_insn_changes,
358 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
359 (kill_value_one_regno): Call free_debug_insn_changes if needed.
360 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
362 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
364 (copyprop_hardreg_forward_1): Don't call apply_change_group for
365 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
366 changes, call cprop_find_used_regs via note_stores.
367 (copyprop_hardreg_forward): When copying vd from predecessor
368 which has any queued DEBUG_INSN changes, make sure the pointers are
369 cleared. At the end call df_analyze and then if there are any
370 DEBUG_INSN changes queued at the end of some basic block for still
371 live registers, apply them.
372 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
374 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
376 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
379 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
381 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
382 targets. Set the default with_cpu/with_arch from arch/cpu.
383 Allow x86-64 and native for with_cpu/with_arch.
385 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
387 * ebitmap.c: Change calls to verify_popcount with calls to
388 sbitmap_verify_popcount.
389 (ebitmap_clear_bit): Fixed map->cacheindex test and
390 map>cache update when bit clearing results in an empty
393 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
396 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
397 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
398 and support both V2DF and V2DI modes.
399 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
400 support both V2DF and V2DI modes.
401 (general): Delete trailing whitespace from a few patterns.
403 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
404 V2DF/V2DI interleave high/low builtins.
406 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
409 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
410 interleave high/low functions.
412 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
414 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
415 #pragma extern_prefix.
417 2010-02-25 Jakub Jelinek <jakub@redhat.com>
420 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
421 BLKmode, assert op0 is a MEM and just adjust its mode.
424 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
425 if bitpos isn't multiple of mode's bitsize.
427 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
429 * c.opt (-ftemplate-depth=): New.
430 (-ftemplate-depth-): Deprecate.
431 * optc-gen.awk: Handle -ftemplate-depth=.
432 * opth-gen.awk: Likewise.
433 * c-opts.c (c_common_handle_option): Likewise.
434 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
436 2010-02-24 Jason Merrill <jason@redhat.com>
438 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
440 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
442 * cfg.c (alloc_aux_for_block): Remove inline.
443 (alloc_aux_for_edge): Likewise.
445 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
447 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
449 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
451 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
452 * config/i386/sol2-gas.h: New file.
453 * config.gcc (i[34567]86-*-solaris2*): Use it.
455 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
458 * c-typeck.c (ep_convert_and_check): New.
459 (build_conditional_expr): Use it.
460 (build_binary_op): Likewise.
462 2010-02-24 Jakub Jelinek <jakub@redhat.com>
464 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
467 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
469 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
470 expr needs to have DECL_NAME set.
472 2010-02-24 Nick Clifton <nickc@redhat.com>
474 * config/mep/mep.c: Include gimple.h.
475 (mep_function_uses_sp): Delete unused function.
476 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
477 parameters. Use unsigned integers to count args. Return a
478 NULL_RTX instead of an error_mark_node. Toidy up formatting.
480 2010-02-23 Jakub Jelinek <jakub@redhat.com>
483 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
484 greater or equal to nelt instead of 2 * nelt.
485 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
488 2010-02-23 Jason Merrill <jason@redhat.com>
491 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
492 in cfun->local_decls even if they have register types.
495 * stor-layout.c (place_field): Don't warn about unnecessary
496 DECL_PACKED if the type is packed.
498 2010-02-23 Jakub Jelinek <jakub@redhat.com>
501 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
502 GOTOFF relocs, even when the base reg isn't pic pointer.
504 2010-02-23 Michael Matz <matz@suse.de>
507 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
508 (expand_gimple_basic_block): Generate and use debug temps if there
509 are debug uses left after the last real use of TERed ssa names.
510 Unlink debug immediate uses when they are expanded.
512 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
515 * config/i386/i386.c (override_options): Reorganise to provide
516 better error messages.
518 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
521 * graphite-scop-detection.c (create_single_exit_edge): Move
522 the call to find_single_exit_edge to....
523 (create_sese_edges): ...here. Don't handle multiple edges
524 exiting the function.
525 (build_graphite_scops): Don't handle multiple edges
526 exiting the function.
528 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
531 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
532 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
534 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
537 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
539 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
542 * c-typeck.c (convert_arguments): Print declaration location.
543 * c-common.c (validate_nargs): Rename as
544 builtin_function_validate_nargs.
545 (check_builtin_function_arguments): Update.
547 2010-02-22 Richard Guenther <rguenther@suse.de>
550 * tree-inline.c (declare_return_variable): Use the type of
551 the call stmt lhs if available.
553 2010-02-22 Duncan Sands <baldrick@free.fr>
555 * passes.c (register_pass): Always consider all pass lists when
556 ref_pass_instance_number is zero.
558 2010-02-22 Richard Guenther <rguenther@suse.de>
560 PR tree-optimization/42749
561 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
562 parameter. Do arithmetic in the original type.
563 (update_accumulator_with_ops): Likewise.
564 (adjust_accumulator_values): Adjust.
566 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
568 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
569 (QI to BLKmode splitter): New splitter.
571 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
573 * config/i386/i386.c (initial_ix86_tune_features): Turn on
574 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
576 2010-02-22 Richard Guenther <rguenther@suse.de>
578 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
580 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
582 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
583 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
584 ($(T)crti.o, $(T)crtn.o): Remove rules.
586 2010-02-21 Tobias Burnus <burnus@net-b.de>
589 * doc/invoke.texi (-fassociative-math): Document that this
590 option is automatically enabled for Fortran.
592 2010-02-20 David S. Miller <davem@davemloft.net>
594 * configure.ac: Test if linker and assembler properly support
595 GOTDATA_OP relocations.
596 * configure: Rebuild.
597 * config.in: Likewise.
598 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
599 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
600 (movsi_high_pic): Likewise.
601 (movdi_lo_sum_pic): Likewise.
602 (movdi_high_pic): Likewise.
603 (movsi_pic_gotdata_op): New pattern.
604 (movdi_pic_gotdata_op): Likewise.
605 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
606 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
608 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
611 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
613 (xop_mulv2div2di3_high): Ditto.
615 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
618 * c.opt (Wconversion-null): New option.
619 * doc/invoke.texi (Wconversion-null): Document.
621 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
623 * common.opt (Wlarger-than-): Add Undocumented.
625 2010-02-19 Mike Stump <mikestump@comcast.net>
627 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
629 2010-02-19 Jason Merrill <jason@redhat.com>
632 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
633 * configure: Likewise.
635 2010-02-20 Alan Modra <amodra@gmail.com>
638 * cgraph.h (cgraph_make_decl_local): Declare.
639 * cgraph.c (cgraph_make_decl_local): New function.
640 (cgraph_make_node_local): Use it.
641 * cgraphunit.c (cgraph_function_versioning): Likewise.
642 * ipa.c (function_and_variable_visibility): Likewise.
644 2010-02-19 Jakub Jelinek <jakub@redhat.com>
647 * except.c (sjlj_emit_function_enter): Don't call
648 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
650 * rtl.h (add_reg_br_prob_note): Remove prototype.
652 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
655 * c-common.c (conversion_warning): Remove widening conversions
656 before checking the conversion of integers to reals.
658 2010-02-19 Mike Stump <mikestump@comcast.net>
661 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
664 * cgraphunit.c (process_function_and_variable_attributes): Check
665 DECL_PRESERVE_P instead of looking up attribute "used".
666 * ipa-pure-const.c (check_decl): Likewise.
667 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
668 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
669 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
670 instead of attribute "used".
671 * config/sol2-c.c (solaris_pragma_init): Likewise.
672 (solaris_pragma_fini): Likewise.
674 2010-02-19 Jakub Jelinek <jakub@redhat.com>
676 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
677 Use XCNEW instead of xcalloc.
678 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
679 XNEW instead of xmalloc.
680 (get_fields): Use XNEWVEC instead of xmalloc.
683 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
685 (create_new_general_access): For debug stmts just reset value.
686 (get_stmt_accesses): For accesses within debug stmts just record them
687 using add_access_to_acc_sites instead of preventing the peeling or
688 counting them as accesses.
691 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
693 2010-02-19 Richard Guenther <rguenther@suse.de>
695 PR tree-optimization/42916
696 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
699 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
701 * configure.ac: Replace all uses of changequote in macro arguments
704 2010-02-19 Jakub Jelinek <jakub@redhat.com>
707 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
709 2010-02-19 Richard Guenther <rguenther@suse.de>
711 PR tree-optimization/42944
712 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
713 test for aliasing with errno.
715 2010-02-19 Jakub Jelinek <jakub@redhat.com>
718 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
719 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
720 * dojump.c: Include output.h.
721 (inv): New inline function.
722 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
723 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
724 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
725 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
726 argument, pass it down to other calls.
727 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
728 add REG_BR_PROB note to the conditional jump.
729 * cfgexpand.c (add_reg_br_prob_note): Removed.
730 (expand_gimple_cond): Don't call it, add the probability
731 as last argument to jumpif_1/jumpifnot_1.
732 * Makefile.in (dojump.o): Depend on output.h.
733 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
735 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
736 * stmt.c (do_jump_if_equal): Likewise.
737 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
738 * loop-unswitch.c (compare_and_jump_seq): Likewise.
739 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
741 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
742 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
744 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
746 (store_expr): Adjust jumpifnot caller.
747 (store_constructor): Adjust jumpif caller.
750 * gimplify.c (gimple_boolify): For __builtin_expect call
751 gimple_boolify also on its first argument.
753 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
755 * configure.ac (gnu-unique-object): Wrap regexps using [] in
757 (__stack_chk_fail): Ditto. Remove quadrigraphs.
758 * configure: Regenerated.
760 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
762 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
763 lang_hooks.types_compatible_p instead of comptypes.
765 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
767 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
768 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
769 if __prefer_thumb__ is defined.
771 2010-02-18 Martin Jambor <mjambor@suse.cz>
773 PR tree-optimization/43066
774 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
775 array with zero-sized element type.
777 2010-02-18 Jakub Jelinek <jakub@redhat.com>
779 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
780 rtx, allocate struct var_loc_node here and return it to the
781 caller, and only if it is actually needed.
782 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
783 move it earlier and return immediately if it returns NULL.
785 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
787 * config/sparc/gas.h: New file. Restore
788 TARGET_ASM_NAMED_SECTION to its ELF default.
789 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
791 * config/sparc/sparc.c (sparc_elf_asm_named_section):
792 Likewise. Add ATTRIBUTE_UNUSED to prototype.
793 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
796 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
798 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
800 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
802 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
803 patterns from predicated pattern.
805 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
808 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
809 for insn mnemonic suffix.
811 2010-02-17 Richard Guenther <rguenther@suse.de>
813 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
816 2010-02-17 Jakub Jelinek <jakub@redhat.com>
819 * caller-save.c (save_call_clobbered_regs): If BB ends with
820 a DEBUG_INSN, move any notes in between last real insn and the last
821 DEBUG_INSN after the last DEBUG_INSN.
823 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
825 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
826 Fix return type. Fix argument type. Explain meaning of return value.
828 2010-02-16 Richard Guenther <rguenther@suse.de>
830 PR tree-optimization/41043
831 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
832 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
834 (vrp_visit_phi_node): ... but only for loop PHI nodes.
836 2010-02-16 Ira Rosen <irar@il.ibm.com>
838 PR tree-optimization/43074
839 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
840 * tree-vect-loop.c (vect_analyze_loop_operations): Add
841 vectorizable cycles in hybrid SLP check.
842 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
844 2010-02-16 Richard Guenther <rguenther@suse.de>
846 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
847 (true_dependence): If memrefs_conflict_p computes must-alias
848 trust it. Move TBAA check after offset-based disambiguation.
849 (canon_true_dependence): Likewise.
851 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
853 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
854 * doc/invoke.texi: Document it.
855 * var-tracking.c: Include toplev.h and params.h.
856 (vt_find_locations): Return bool indicating success. Compute
857 hash sizes unconditionally. Check new parameter, report.
858 (variable_tracking_main_1): Check vt_find_locations results and
859 retry. Renamed from...
860 (variable_tracking_main): ... this. New wrapper to preserve
861 flag_var_tracking_assignments.
862 * Makefile.in (var-tracking.o): Adjust dependencies.
864 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
865 Jakub Jelinek <jakub@redhat.com>
868 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
869 if weak_import attribute is present.
870 * config/darwin.c (machopic_select_section): Likewise.
872 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
874 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
875 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
876 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
877 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
879 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
881 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
884 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
885 Rewrite text to refer to the names.
887 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
889 * config/i386/i386-builtin-types.def
890 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
891 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
892 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
893 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
894 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
895 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
896 IX86_BUILTIN_VPERMIL2PS256.
897 (MULTI_ARG_4_DF2_DI_I): Defined.
898 (MULTI_ARG_4_DF2_DI_I1): Defined.
899 (MULTI_ARG_4_SF2_SI_I): Defined.
900 (MULTI_ARG_4_SF2_SI_I1): Defined.
901 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
902 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
903 __builtin_ia32_vpermil2ps256.
904 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
905 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
906 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
907 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
908 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
909 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
910 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
911 CODE_FOR_xop_vpermil2v8sf3.
912 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
913 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
914 * config/i386/xopintrin.h (_mm_permute2_pd): New.
915 (_mm256_permute2_pd): New.
916 (_mm_permute2_ps): New.
917 (_mm256_permute2_ps): New.
919 2010-02-15 Nick Clifton <nickc@redhat.com>
921 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
922 boolean parameters. Use emit_jump_insn when emitting a pop
923 instruction containing a return insn.
924 (push): Use 'true' rather than '1' as second parameter to F.
925 (h8300_expand_prologue): Likewise.
926 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
927 (h8300_expand_epilogue): Likewise.
929 2010-02-15 Richard Guenther <rguenther@suse.de>
932 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
935 2010-02-15 Nick Clifton <nickc@redhat.com>
937 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
940 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
942 * intl.c (fake_ngettext): New function.
943 * intl.h (fake_ngettext): Declare.
944 (ngettext): Define macro.
945 * collect2.c (notice_translated): New function.
946 (main): Use notice_translated and ngettext.
947 * collect2.h (notice_translated): Declare.
949 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
951 * reorg.c (delete_computation): Comment fixes.
952 * caller-save.c (setup_save_areas): Idem.
953 * sel-sched-dump.c (dump_lv_set): Idem.
956 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
958 * config/s390/s390.c (s390_sched_init): New function.
959 (TARGET_SCHED_INIT): Target hook defined.
961 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
962 Jack Howarth <howarth@bromo.med.uc.edu>
963 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
966 Partial revert of unintended change in fix for PR41605.
967 * config/darwin.h: Fix typo.
968 * config/darwin9.h: Same.
970 2010-02-11 Jakub Jelinek <jakub@redhat.com>
972 * c-pch.c (pch_init): Clear v.
974 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
977 * graphite-scop-detection.c (graphite_can_represent_scev): Call
978 graphite_can_represent_init for MULT_EXPR.
980 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
984 * graphite-sese-to-poly.c (remove_phi): New.
985 (translate_scalar_reduction_to_array): Call remove_phi.
987 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
990 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
991 * graphite-clast-to-gimple.h (gloog): Update declaration.
992 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
993 * graphite-poly.h (struct poly_bb): Add missing comments.
994 (struct scop): Add poly_scop_p field.
996 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
997 * graphite.c (graphite_transform_loops): Build the polyhedral
998 representation for each scop before code generation.
999 * sese.c (rename_variables_in_operand): Removed.
1000 (rename_variables_in_expr): Return the renamed expression.
1001 (rename_sese_parameters): New.
1002 * sese.h (rename_sese_parameters): Declared.
1004 2010-02-11 Richard Guenther <rguenther@suse.de>
1006 PR tree-optimization/42998
1007 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1008 POINTER_PLUS_EXPR properly.
1010 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1011 Changpeng Fang <changpeng.fang@amd.com>
1014 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1015 the cost of an IV candidate when the IV is used in a test against zero.
1017 * gcc.dg/tree-ssa/ivopts-3.c: New.
1019 2010-02-11 Richard Guenther <rguenther@suse.de>
1022 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1023 pointer-vs-decl case by swapping refs. Handle some cases
1024 of pointer-vs-decl disambiguations more conservatively.
1025 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1026 to false after expanding.
1028 2010-02-11 Richard Guenther <rguenther@suse.de>
1031 * gcc.c (process_command): Handle LTO file@offset case more
1034 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1036 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1037 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1039 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1041 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1042 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1043 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1044 Optimize eq/ne comparisons when both arguments are known to be
1046 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1047 Don't mask operands unnecessarily if they are known to be already
1050 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1052 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1055 2010-02-10 Richard Guenther <rguenther@suse.de>
1057 PR tree-optimization/43017
1058 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1059 for wrapping signed arithmetic.
1061 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1064 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1065 if no debug info should be emitted for it.
1067 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1069 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1070 note when flag_exceptions is set.
1072 2010-02-10 Duncan Sands <baldrick@free.fr>
1074 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1076 2010-02-10 Richard Guenther <rguenther@suse.de>
1079 * tree.c (get_unwidened): Handle constants.
1080 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1082 2010-02-10 Martin Jambor <mjambor@suse.cz>
1085 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1086 check for variable argument counts independently.
1088 2010-02-10 Christian Bruel <christian.bruel@st.com>
1091 * config/sh/sh.c (find_barrier): Increase length for non delayed
1092 conditional branches.
1094 2010-02-10 Christian Bruel <christian.bruel@st.com>
1096 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1098 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1100 * builtins.c (set_builtin_user_assembler_name): Also handle
1101 ffs if int is smaller than word.
1103 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1106 * ira-conflicts.c (get_dup): Remove.
1107 (process_reg_shuffles): Add new parameter. Use it as an
1108 additional guard for copy generation.
1109 (add_insn_allocno_copies): Rewrite.
1111 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1113 * common.opt (fsched2-use-traces): Preserved for backward
1115 * doc/invoke.texi: Remove the documentation about option
1116 -fsched2-use-traces.
1117 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1118 flag_sched2_use_traces.
1119 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1120 the backward compatibility flag section.
1122 2010-02-09 Richard Guenther <rguenther@suse.de>
1124 PR tree-optimization/43008
1125 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1126 make HEAP variables initialized from global memory if they
1127 are not known builtin functions.
1128 (find_func_aliases): Adjust.
1130 2010-02-09 Richard Guenther <rguenther@suse.de>
1132 PR tree-optimization/43000
1133 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1134 arithmetic manually.
1136 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1138 PR tree-optimization/42931
1139 * tree-loop-linear.c (try_interchange_loops): Don't call
1140 double_int_mul if estimated_loop_iterations failed.
1142 2010-02-08 Martin Jambor <mjambor@suse.cz>
1145 * tree-sra.c (build_accesses_from_assign): Do not mark in
1146 should_scalarize_away_bitmap if stmt has volatile ops.
1147 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1150 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1152 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1154 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1156 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1159 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1162 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1164 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1167 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1168 to unknown_dependence.
1169 (graphite_legal_transform_dr): Handle the unknown_dependence.
1170 (graphite_carried_dependence_level_k): Same.
1172 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1174 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1176 2010-02-07 Richard Guenther <rguenther@suse.de>
1179 * expr.c (get_inner_reference): Always initialize *pbitsize.
1181 2010-02-07 Richard Guenther <rguenther@suse.de>
1184 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1185 new ARRAY_REFs on variable size element or minimal index arrays.
1187 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1188 gimple_fold_indirect_ref.
1190 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1193 * arm.c (arm_override_options): Just return if the user has specified
1194 an invalid fpu name.
1196 2010-02-03 Jason Merrill <jason@redhat.com>
1199 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1200 i386_pe_maybe_record_exported_symbol.
1202 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1205 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1206 (pa_delegitimize_address): New function.
1208 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1210 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1211 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1213 2010-02-05 Richard Guenther <rguenther@suse.de>
1216 * lto-streamer-in.c (get_resolution): Deal with references
1217 to undefined functions.
1219 2010-02-05 Richard Guenther <rguenther@suse.de>
1221 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1222 (fold_const_aggregate_ref): Likewise.
1223 (ccp_fold_stmt): Substitute loads.
1224 (maybe_fold_reference): Verify types before substituting.
1226 (fold_gimple_assign): Unshare properly.
1227 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1229 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1231 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1232 for rs6000_gen_cell_microcode.
1234 2010-02-04 Richard Guenther <rguenther@suse.de>
1236 PR rtl-optimization/42952
1237 * dse.c (const_or_frame_p): Remove MEM handling.
1239 2010-02-04 Nick Clifton <nickc@redhat.com>
1241 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1242 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1243 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1244 (mn10300_asm_output_mi_thunk): New function.
1245 (mn10300_can_output_mu_thunk): New function.
1246 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1247 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1248 (FUNCTION_ARG): Delete incorrect comment.
1250 2010-02-03 Jason Merrill <jason@redhat.com>
1253 * fold-const.c (operand_equal_p): Handle erroneous types.
1255 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1257 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1259 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1261 PR rtl-optimization/42941
1262 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1265 2010-02-03 Jason Merrill <jason@redhat.com>
1268 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1270 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1273 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1274 (cselib_reset_table): Renamed from...
1275 (cselib_reset_table_with_next_value): ... this.
1276 (cselib_get_next_uid): Renamed from...
1277 (cselib_get_next_unknown_value): ... this.
1278 * cselib.c (next_uid): Renamed from...
1279 (next_unknown_value): ... this.
1280 (cselib_clear_table): Adjust.
1281 (cselib_reset_table): Adjust. Renamed from...
1282 (cselib_reset_table_with_next_value): ... this.
1283 (cselib_get_next_uid): Adjust. Renamed from...
1284 (cselib_get_next_unknown_value): ... this.
1285 (get_value_hash): Use hash.
1286 (cselib_hash_rtx): Likewise.
1287 (new_cselib_val): Adjust. Set and dump uid.
1288 (cselib_lookup_mem): Pass next_uid as hash.
1289 (cselib_subst_to_values): Likewise.
1290 (cselib_log_lookup): Dump uid.
1291 (cselib_lookup): Pass next_uid as hash. Adjust.
1292 (cselib_process_insn): Adjust.
1293 (cselib_init): Initialize next_uid.
1294 (cselib_finish): Adjust.
1295 (dump_cselib_table): Likewise.
1296 * dse.c (canon_address): Dump value uid.
1297 * print-rtl.c (print_rtx): Print value uid.
1298 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1300 (dv_uid): New function, sort of renamed from...
1301 (dv_htab_hash): ... this, reimplemented in terms of it and...
1302 (dv_uid2hash): ... this. New.
1303 (variable_htab_eq): Drop excess assertions.
1304 (tie_break_pointers): Removed.
1305 (canon_value_cmp): Compare uids.
1306 (variable_post_merge_New_vals): Print uids.
1307 (vt_add_function_parameters): Adjust.
1308 (vt_initialize): Reset table. Adjust.
1310 2010-02-03 Richard Guenther <rguenther@suse.de>
1312 PR tree-optimization/42944
1313 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1314 (call_may_clobber_ref_p_1): Likewise. Properly handle
1315 malloc and calloc clobbering errno.
1317 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1319 * doc/invoke.texi: Fix name of sched1 dump.
1321 * opts.c (decode_options): Set flag_tree_switch_conversion
1322 only conditionally on optimize >= 2.
1324 * gcse.c: Assorted comment fixes in pass description.
1326 2010-02-03 Anthony Green <green@moxielogic.com>
1328 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1329 nop padding in order to maintain alignment of storage location of
1330 target function address.
1331 (moxie_trampoline_init): Store target function address at newly
1333 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1335 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1337 2010-02-03 Richard Guenther <rguenther@suse.de>
1340 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1342 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1344 * config.gcc: Reenable check for obsolete targets.
1345 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1346 mips-sgi-irix6.[0-4]*.
1348 2010-02-02 Nick Clifton <nickc@redhat.com>
1350 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1351 constant size of 4 as being the same as 0.
1352 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1353 can take values in the range 0..4.
1355 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1358 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1359 as _darwin10_Unwind_FindEnclosingFunction().
1360 * libgcc-libsystem.ver: New.
1362 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1365 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1366 implicitly set registers.
1368 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1370 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1371 (arm_override_options): Allow automatic selection of the thread
1372 pointer register if thumb2.
1373 (legitimize_pic_address): Improve code sequences for Thumb2.
1374 (arm_call_tls_get_addr): Likewise.
1375 (legitimize_tls_address): Likewise.
1376 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1377 (pic_load_addr_32bit): ... this. New named pattern.
1378 * thumb2.md (pic_load_addr_thumb2): Delete.
1379 (pic_load_dot_plus_four): Delete.
1380 (tls_load_dot_plus_four): New named pattern.
1382 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1385 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1386 Document fix for TLS bug.
1388 2010-01-31 Richard Guenther <rguenther@suse.de>
1390 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1391 conservatively correct.
1393 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1397 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1399 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1401 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1403 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1405 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1407 * config.gcc: Adjust order of makefile fragments for mingw targets.
1409 2010-01-31 Richard Guenther <rguenther@suse.de>
1412 * gimplify.c (gimplify_init_constructor): For volatile LHS
1413 initialize a temporary.
1415 2010-01-31 Matthias Klose <doko@ubuntu.com>
1417 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1419 * configure: Regenerate.
1421 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1423 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1424 the same alias set and their sizes different constantness.
1425 (aliasing_component_refs_p): Revert 2009-10-24 change.
1427 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1429 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1432 2010-01-29 Richard Guenther <rguenther@suse.de>
1434 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1435 Assert we successfully updated the call.
1437 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1439 PR rtl-optimization/42889
1440 * df.h (df_set_bb_dirty_nonlr): New prototype.
1441 * df-core.c (df_set_bb_dirty_nonlr): New function.
1442 * df-scan.c (df_insn_rescan): Call it instead of
1443 df_set_bb_dirty for DEBUG_INSNs.
1445 2010-01-29 Richard Guenther <rguenther@suse.de>
1448 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1449 quadratic behavior in most cases.
1451 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1454 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1455 in the call to gen_x86_movsicc_0_m1.
1457 2010-01-28 Richard Guenther <rguenther@suse.de>
1459 PR tree-optimization/42871
1460 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1462 2010-01-28 Richard Guenther <rguenther@suse.de>
1464 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1465 into call arguments.
1467 2010-01-28 Richard Guenther <rguenther@suse.de>
1470 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1471 the forwarder if the destination is an EH landing pad.
1473 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1475 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1476 block list passed to gimple_duplicate_sese_tail.
1477 (parallelize_loops): Avoid parallelization when the function
1479 Avoid parallelization when the preheader is IRREDUCIBLE.
1480 Try to optimize when estimated_loop_iterations_int is unresolved.
1481 Add the loop's location to the dump file.
1482 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1483 (gimple_duplicate_sese_tail): Remove the check for the latch.
1484 Redirect nexits to the exit block.
1485 Remove handling of the incoming edges to the latch.
1486 Redirect the backedge from the copied latch to the exit bb.
1488 2010-01-28 Michael Matz <matz@suse.de>
1491 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1492 Wrap force_reg into a sequence, emit it before user.
1494 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1496 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1498 (arm_legacy_rev): Likewise.
1499 (thumb_legacy_rev): Likewise.
1501 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1503 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1504 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1505 on MEM's address failed, try avoid_constant_pool_reference and
1506 recurse if it returned something different.
1507 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1508 address, try avoid_constant_pool_reference and recurse if it
1509 returned something different.
1510 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1511 address and avoid_constant_pool_reference returned something
1512 different, don't set have_address.
1514 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1517 * var-tracking.c (val_store): Add modified argument, obey it.
1519 (count_uses): Move down logging of main.
1520 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1521 don't need resolution.
1522 (emit_notes_in_bb): Likewise.
1524 2010-01-27 Richard Guenther <rguenther@suse.de>
1527 * tree-inline.c (remap_decl): Delay remapping of SSA name
1528 default definitions until we need them.
1530 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1532 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1533 (rs6000_delegitimize_address): New function.
1535 * config/s390/s390.c (s390_delegitimize_address): Call
1536 delegitimize_mem_from_attrs.
1539 * tree-inline.c (cannot_copy_type_1): Removed.
1540 (copy_forbidden): Don't forbid copying of functions containing
1541 records/unions with variable length fields.
1543 2010-01-27 Christian Bruel <christian.bruel@st.com>
1547 * config/sh/sh.c (find_barrier): Increase length for non delayed
1548 conditional branches.
1550 2010-01-27 Matthias Klose <doko@ubuntu.com>
1552 * configure.ac (gnu-unique-object): Fix ldd version check.
1553 * configure: Regenerate.
1555 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1557 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1559 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1560 Test for HAVE_GNU_AS value.
1562 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1564 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1565 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1566 INT64_TYPE): Define.
1567 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1568 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1569 INT_LEAST64_TYPE): Define.
1570 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1571 UINT_LEAST64_TYPE): Define.
1572 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1573 INT_FAST64_TYPE): Define.
1574 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1575 UINT_FAST64_TYPE): Define.
1576 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1577 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1578 (SIG_ATOMIC_TYPE): Define.
1580 2010-01-26 Richard Guenther <rguenther@suse.de>
1582 * df-scan.c (df_scan_set_bb_info): Remove assert.
1583 (df_insn_rescan_debug_internal): Merge asserts.
1584 (df_install_ref): Likewise.
1585 (df_mark_reg): Use bitmap_set_range.
1586 (df_hard_reg_used_p): Remove assert.
1587 (df_hard_reg_used_count): Likewise.
1589 2010-01-26 Richard Guenther <rguenther@suse.de>
1591 PR rtl-optimization/42685
1592 * web.c (web_main): Ignore DEBUG_INSNs.
1594 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1596 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1598 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1599 Fix types of fndecl and arglist parameters.
1601 2010-01-26 Richard Guenther <rguenther@suse.de>
1604 * tree-eh.c (unsplit_eh): Skip debug insns.
1606 2010-01-26 Richard Guenther <rguenther@suse.de>
1608 PR tree-optimization/42250
1609 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1611 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1614 * omp-low.c (expand_omp_sections): Only use single_pred if
1615 l2_bb is single_pred_p.
1617 2010-01-25 Christian Bruel <christian.bruel@st.com>
1620 * config/sh/sh.c (find_barrier): Increase length for non delayed
1621 conditional branches.
1622 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1624 2010-01-24 David S. Miller <davem@davemloft.net>
1626 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1627 define if not using GAS.
1628 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1629 Likewise. Delete SECTION_MERGE code, which is only applicable
1632 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1635 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1636 mangling of va_list in system headers.
1638 2010-01-23 Toon Moene <toon@moene.org>
1640 * tree-predcom.c (combine_chains): Return NULL, not false.
1642 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1644 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1645 initialization of variable res to agree with return type.
1647 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1649 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1650 * tree-sra.c: Add include of expr.h.
1652 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1654 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1655 insert the debug stmt on the single non-EH edge from the stmt.
1657 2010-01-22 Richard Henderson <rth@redhat.com>
1660 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1661 the RHS until after generate_subtree_copies has insertted its
1662 code before the current statement.
1664 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1666 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1668 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1670 2010-01-21 Martin Jambor <mjambor@suse.cz>
1672 PR tree-optimization/42585
1673 * tree-sra.c (struct access): New field grp_total_scalarization.
1674 (dump_access): Dump the new field.
1675 (should_scalarize_away_bitmap): New variable.
1676 (cannot_scalarize_away_bitmap): Likewise.
1677 (sra_initialize): Allocate new bitmaps.
1678 (sra_deinitialize): Free new bitmaps.
1679 (create_access_1): New function.
1680 (create_access): Parts moved to create_access_1.
1681 (type_consists_of_records_p): New function.
1682 (completely_scalarize_record): Likewise.
1683 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1684 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1685 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1687 (analyze_all_variable_accesses): Completely scalarize small eligible
1690 2010-01-21 Martin Jambor <mjambor@suse.cz>
1692 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1694 2010-01-21 Andrew Haley <aph@redhat.com>
1696 * gcc.c (process_command): Move lang_specific_driver before
1697 setting cc_libexec_prefix.
1699 2010-01-21 Richard Guenther <rguenther@suse.de>
1702 * fold-const.c (negate_expr_p): Pretend only negative
1703 real constants are easily negatable.
1705 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1706 Jason Merrill <jason@redhat.com>
1708 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1709 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1710 * calls.c (initialize argument_information): Handle it.
1711 * c-common.c (handle_transparent_union_attribute): Use new name.
1712 * c-decl.c (finish_struct): Ditto.
1713 * c-typeck.c (type_lists_compatible_p): Ditto.
1714 (convert_for_assignment): Use new name and also handle record.
1715 * function.c (aggregate_value_p): Handle it.
1716 (pass_by_reference): Ditto.
1717 (assign_parm_data_types): Ditto.
1718 * print-tree.c (print_node): Ditto.
1719 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1720 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1721 * tree.c (first_field): New fn.
1723 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1726 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1727 even when linking statically, for now.
1729 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1732 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1733 without a cselib val.
1734 (count_uses): Accept MO_VAL_SET with no val on stores.
1735 (add_stores): Likewise.
1737 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1739 * var-tracking.c (check_value_val): Add a compile time assertion.
1740 (dv_is_decl_p): Simplify.
1741 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1742 gcc_assert if ENABLE_CHECKING.
1744 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1747 * var-tracking.c: Include tree-flow.h.
1748 (mem_dies_at_call): New.
1749 (dataflow_set_preserve_mem_locs): Use it.
1750 (dataflow_set_remove_mem_locs): Likewise.
1751 (dump_var): Renamed from dump_variable. Adjust all callers.
1752 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1753 * Makefile.in (var-tracking.o): Adjust deps.
1755 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1757 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1759 2010-01-20 Richard Guenther <rguenther@suse.de>
1761 PR tree-optimization/42717
1762 * tree-ssa-dce.c (get_live_post_dom): Remove.
1763 (forward_edge_to_pdom): Take an arbitrary edge to copy
1764 degenerate PHI args from.
1765 (remove_dead_stmt): Use the first post-dominator even if it
1766 does not contain live statements as redirection destination.
1768 2010-01-20 Richard Guenther <rguenther@suse.de>
1770 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1772 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1774 * sel-sched.c (create_speculation_check): Remove set but not used
1776 (try_transformation_cache): Remove set but not used variable ds.
1777 (calculate_privileged_insns): Remove set but not used variables
1778 cur_insn and min_spec_insn.
1779 (find_best_expr): Remove set but not used variable avail_n.
1780 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1782 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1784 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1785 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1788 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1791 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1792 cpu types. Add support for *-sse3 cpu types.
1793 (x86_64-*-*): Ditto.
1795 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1798 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1799 argument, call initializer_constant_valid_p_1 instead of
1800 initializer_constant_valid_p, pass CACHE to it, return NULL
1801 immediately if first call returns NULL.
1802 (initializer_constant_valid_p_1): New function.
1803 (initializer_constant_valid_p): Use it.
1805 2010-01-20 Thomas Quinot <quinot@adacore.com>
1807 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1809 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1811 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1812 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1813 (loc_list_from_tree): Don't handle unsigned division. Handle
1814 signed modulo using DW_OP_{over,over,div,mul,minus}.
1815 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1816 modulo instead of signed.
1818 2010-01-20 DJ Delorie <dj@redhat.com>
1820 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1822 (h8300_emit_stack_adjustment): Propogate it.
1824 (h8300_expand_prologue): Likewise.
1825 (h8300_expand_epilogue): Likewise.
1827 2010-01-19 Michael Matz <matz@suse.de>
1829 PR tree-optimization/41783
1830 * tree-data-ref.c (toplevel): Include flags.h.
1831 (dump_data_dependence_relation): Also dump the inputs if the
1832 result will be unknown.
1833 (split_constant_offset_1): Look through some conversions.
1834 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1835 the offset from last element is too large.
1836 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1837 (reassociate_to_the_same_stmt): Handle vector registers.
1838 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1840 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1841 wide_prolog_niters argument, emit widening instructions.
1842 (vect_do_peeling_for_alignment): Adjust caller, use widened
1843 variant of the iteration cound.
1844 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1846 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1849 * config/arm/neon-testgen.m (emit_automatics): New parameter
1850 features. Adjust for Fixed_return_reg feature.
1851 (test_intrinsic): Call emit_automatics with new feature.
1852 * config/arm/neon.ml: Update copyright years.
1853 (features): New Fixed_return_reg feature.
1854 (ops): Update feature for Vget_low.
1856 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1858 PR tree-optimization/42719
1859 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1863 * fwprop.c (all_uses_available_at): Return false if def_set dest
1864 is a REG that is used in def_insn.
1866 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1868 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1870 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1873 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1875 * target.h (struct gcc_target) <secondary_reload>: Change type
1876 of last argument to secondary_reload_info *.
1878 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1881 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1882 memory references with unaligned offsets. Remove CQImode handling.
1883 (unaligned_memory_operand): Return 1 for memory references with
1884 unaligned offsets. Remove CQImode handling.
1886 2010-01-18 Richard Guenther <rguenther@suse.de>
1889 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1892 2010-01-18 Richard Guenther <rguenther@suse.de>
1894 PR tree-optimization/42781
1895 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1896 restrict processing only if the original variable was artificial.
1898 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1900 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1901 find number of popped argument bytes.
1903 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1904 Fix the text that describes the return value for invalid insns.
1906 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1908 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1909 Clarify what 'cost of the -dependence' is. Fix quoting.
1911 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1912 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1914 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1916 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1917 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1919 2010-01-17 Richard Guenther <rguenther@suse.de>
1922 * function.c (split_complex_args): Take a VEC to modify.
1923 (assign_parms_augmented_arg_list): Build a VEC instead of
1924 a chain of PARM_DECLs.
1925 (assign_parms_unsplit_complex): Take a VEC of arguments.
1926 Do not fixup unmodified parms.
1927 (assign_parms): Deal with the VEC.
1928 (gimplify_parameters): Likewise.
1930 2010-01-17 Richard Guenther <rguenther@suse.de>
1932 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1933 node existence check.
1934 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1935 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1936 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1937 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1938 (gimple_execute_on_growing_pred): Likewise.
1940 2010-01-17 Richard Guenther <rguenther@suse.de>
1942 PR tree-optimization/42773
1943 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1944 (compute_antic_aux): Likewise.
1945 (compute_partial_antic_aux): Likewise.
1947 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1950 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1953 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1955 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1958 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1959 Fix markup for strict argument.
1961 (TARGET_SCHED_REORDER2): Fix argument types.
1963 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1964 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1966 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1967 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1969 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1972 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1973 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1974 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1975 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1976 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1978 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1980 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1982 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1983 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1985 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1987 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1990 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1992 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1993 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1995 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1997 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1999 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2000 referring to it. Fix language.
2002 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2004 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2006 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2008 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2010 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2011 '@var{stream}. Remove stray 'and'.
2013 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2015 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2017 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2019 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2020 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2022 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2023 Fix description of return value.
2024 Rename argument "sz" to "len."
2026 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2027 Clarify meaning of 'true' return value.
2029 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2031 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2032 rep_mode versus mode_rep.
2034 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2036 (TARGET_BUILTIN_DECL): Fix name.
2038 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2040 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2042 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2044 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2046 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2048 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2051 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2052 Rename argument tm_fn to md_fn.
2054 (TARGET_OPTION_PRINT): Fix argument list.
2056 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2059 * config/i386/i386.c (ix86_fixup_binary_operands):
2060 Revert FMA4 fixup of operands.
2062 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2065 * Makefile.in (write_entries_to_file, install-plugin):
2066 Use \012 instead of \n with tr.
2068 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2070 * configure.ac (HAVE_AS_REF): New C macro.
2071 * configure: Regenerate.
2072 * config.in: Likewise.
2073 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2075 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2078 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2080 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2082 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2084 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2086 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2088 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2090 (TARGET_BINDS_LOCAL_P): Fix argument type.
2092 (TARGET_ASM_FILE_END): Use prototype.
2094 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2096 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2098 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2100 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2102 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2103 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2105 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2106 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2108 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2109 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2110 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2111 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2113 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2115 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2117 (TARGET_INIT_BUILTINS): Use prototype.
2119 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2120 Put 'const char *' in braces. Fix parameter types.
2121 (TARGET_INVALID_CONVERSION): Fix parameter types.
2122 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2123 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2125 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2128 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2130 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2132 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2134 * doc/tm.texi (TARGET_HELP): Fix return type.
2136 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2137 in braces. Fix argument types.
2139 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2141 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2143 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2145 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2146 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2148 (TARGET_MANGLE_TYPE): Fix argument types.
2150 (TARGET_IRA_COVER_CLASSES): Use prototype.
2152 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2154 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2156 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2158 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2160 (TARGET_CALLEE_COPIES): Fix argument types.
2162 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2164 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2166 (TARGET_FUNCTION_VALUE): Fix argument types.
2168 (TARGET_RETURN_IN_MSB): Fix argument type.
2170 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2172 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2174 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2176 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2177 agree with return type.
2179 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2181 2010-01-15 Jing Yu <jingyu@google.com>
2183 PR rtl-optimization/42691
2184 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2185 a pseudo to a constant and are merged, and adjust comments.
2187 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2189 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2191 2010-01-15 Richard Guenther <rguenther@suse.de>
2194 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2195 labels of computed or non-local gotos to the destination.
2196 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2197 landing pad label is the first label.
2199 2010-01-15 Richard Guenther <rguenther@suse.de>
2201 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2203 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2206 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2207 to allow generation of the xssqrtdp instruction on power7.
2208 (sqrtdf2_fpr): Ditto.
2210 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2213 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2214 functions with noreturn attribute.
2217 * varasm.c (declare_weak): Add weak attribute to decl if it
2218 doesn't have one already.
2219 (assemble_external): Only add decls to weak_decls if they also
2220 have weak attribute.
2222 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2224 * var-tracking.c (var_reg_delete): Don't delete the association
2225 between REGs and values or one-part variables if the register
2228 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2231 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2232 because its first operand is a non-localized variable.
2234 2010-01-14 Martin Jambor <mjambor@suse.cz>
2236 PR tree-optimization/42706
2237 * tree-sra.c (encountered_recursive_call): New variable.
2238 (encountered_unchangable_recursive_call): Likewise.
2239 (sra_initialize): Initialize both new variables.
2240 (callsite_has_enough_arguments_p): New function.
2241 (scan_function): Call decl and flags check only for IPA-SRA, check
2242 whether there is a recursive call and whether it has enough arguments.
2243 (all_callers_have_enough_arguments_p): New function.
2244 (convert_callers): Look for recursive calls only when
2245 encountered_recursive_call is set.
2246 (ipa_early_sra): Bail out either if
2247 !all_callers_have_enough_arguments_p or
2248 encountered_unchangable_recursive_call.
2250 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2252 * sel-sched.c: Add 2010 to copyright years.
2253 * sel-sched-ir.c: Likewise.
2254 * sel-sched-ir.h: Likewise.
2256 2010-01-14 Martin Jambor <mjambor@suse.cz>
2258 PR tree-optimization/42714
2259 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2260 constructors specially.
2262 2010-01-14 Andi Kleen <ak@linux.intel.com>
2264 * config/i386/drivers-i386.c (detect_caches_intel):
2265 Add l2sizekb parameter and fill in.
2266 (host_detect_local_cpu): Add l2sizekb, fill in.
2267 Add Atom small cache heuristic.
2269 2010-01-14 Andi Kleen <ak@linux.intel.com>
2271 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2272 Add level3 parameter and fill in.
2273 (detect_caches_intel): Handle level3 cache.
2275 2010-01-14 Andi Kleen <ak@linux.intel.com>
2277 * config/i386/drivers-i386.c (host_detect_local_cpu):
2278 Fix core duo detection.
2280 2010-01-14 Andi Kleen <ak@linux.intel.com>
2282 * config/i386/drivers-i386.c (host_detect_local_cpu):
2285 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2287 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2288 (rs6000_variable_issue_1): this. Use...
2289 (rs6000_variable_issue): here. Reimplement. Print debug info.
2291 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2293 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2294 sel_restore_notes. Update all callers. Call reemit_notes
2297 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2299 PR rtl-optimization/42246
2300 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2303 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2305 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2306 all successors is the same as number of successors in current region.
2308 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2310 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2311 to rename is not separable. Otherwise check that its LHS is not NULL.
2313 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2315 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2317 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2319 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2320 available registers when failed to discover LHS register class.
2321 Fix indentation. Update comment.
2323 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2324 Alexander Monakov <amonakov@ispras.ru>
2326 PR rtl-optimization/42389
2327 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2329 (advance_state_on_fence): Likewise.
2330 (sel_target_adjust_priority): Print debug output only when
2331 sched_verbose >= 4, not 2.
2332 (get_expr_cost): Do not issue all unique insns on the next cycle.
2333 (fill_insns): Initialize can_issue_more from the value saved
2335 * sel-sched-ir.c (flist_add): New parameter issue_more.
2336 Init FENCE_ISSUE_MORE with it.
2337 (merge_fences): Likewise.
2338 (init_fences): Update call to flist_add.
2339 (add_to_fences, add_clean_fence_to_fences)
2340 (add_dirty_fence_to_fences): Likewise.
2341 (move_fence_to_fences): Update call to merge_fences.
2342 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2344 * sel-sched-ir.h (struct _fence): New field issue_more.
2345 (FENCE_ISSUE_MORE): New accessor macro.
2347 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2349 PR rtl-optimization/42388
2350 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2351 that have no predecessors nor successors. Do not call move_bb_info
2352 for empty blocks outside of current region.
2354 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2356 PR rtl-optimization/42294
2357 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2358 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2359 originators' originators.
2361 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2363 PR rtl-optimization/39453
2364 PR rtl-optimization/42246
2365 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2367 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2369 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2370 Alexander Monakov <amonakov@ispras.ru>
2373 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2374 (maybe_tidy_empty_bb): ... here. Make static. Add new
2375 argument. Update all callers.
2376 (tidy_control_flow): ... and here. Recompute topological order
2377 of basic blocks in region if necessary.
2378 (sel_redirect_edge_and_branch): Change return type. Return true
2379 if topological order might have been invalidated.
2380 (purge_empty_blocks): Export and move from...
2381 * sel-sched.c (purge_empty_blocks): ... here.
2382 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2383 (maybe_tidy_empty_bb): Delete prototype.
2384 (purge_empty_blocks): Declare.
2386 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2388 PR rtl-optimization/42249
2389 * sel-sched.c (try_replace_dest_reg): When chosen register
2390 and original register is the same, do not bail out early, but
2391 still check all original insns for validity of replacing destination
2392 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2395 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2398 Port from no-undefined-overflow branch:
2399 2009-03-09 Richard Guenther <rguenther@suse.de>
2401 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2403 2010-01-14 Richard Guenther <rguenther@suse.de>
2406 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2408 2010-01-14 Ira Rosen <irar@il.ibm.com>
2410 PR tree-optimization/42709
2411 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2412 as scalar type in creation of constant vector operand.
2414 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2417 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2418 (check-parallel-%): Match `testsuite' directory component only
2421 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2423 PR translation/39521
2424 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2427 2010-01-13 Richard Guenther <rguenther@suse.de>
2429 PR tree-optimization/42730
2430 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2433 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2436 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2437 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2440 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2442 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2443 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2444 ___umulsi3_highpart.
2446 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2447 rather than schedule_insns if the pass is enabled.
2449 2010-01-13 Martin Jambor <mjambor@suse.cz>
2451 PR tree-optimization/42704
2452 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2455 2010-01-13 Martin Jambor <mjambor@suse.cz>
2457 PR tree-optimization/42703
2458 * tree-sra.c (analyze_access_subtree): Check that we can build a
2459 reference to the original data within the aggregate.
2461 2010-01-13 Richard Guenther <rguenther@suse.de>
2463 PR tree-optimization/42705
2464 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2466 2010-01-13 Richard Guenther <rguenther@suse.de>
2469 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2471 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2474 * var-tracking.c (values_to_unmark): New variable.
2475 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2476 values_to_unmark vector. Moved body to...
2477 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2478 instead queue it into values_to_unmark vector.
2479 (vt_find_locations): Free values_to_unmark vector.
2481 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2483 * config/s390/s390.c (override_options): Set
2484 default of max-pending-list-length to 256
2486 2010-01-13 Richard Guenther <rguenther@suse.de>
2489 * tree-pass.h (PROP_gimple_lcx): New.
2490 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2491 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2492 before the final cleanup_eh.
2493 (dump_properties): Dump PROP_gimple_lcx.
2494 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2495 (tree_lower_complex_O0): Remove.
2496 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2497 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2498 tree_lower_complex, schedule TODO_update_ssa.
2499 * lto-streamer-out.c (output_function): Stream the functions
2501 * lto-streamer-in.c (input_function): Likewise.
2502 (lto_read_body): Do not override them here.
2504 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2507 * c-typeck.c (build_c_cast): Fold value cast to union type before
2508 wrapping it in a CONSTRUCTOR.
2510 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2512 PR rtl-optimization/42699
2513 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2516 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2518 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2519 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2520 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2521 SUBTARGET_WARN_UNUSED_SPEC): ... here
2522 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2524 2010-01-12 Julian Brown <julian@codesourcery.com>
2526 * config/arm/neon-schedgen.ml (Utils): Don't try to
2527 open missing module.
2528 (find_with_result): New.
2530 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2533 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2534 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2536 PR tree-optimization/42645
2537 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2538 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2539 decl_map, set processing_debug_stmt to -1 and return name without
2542 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2544 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2545 binutils version, and reword target configuration description.
2547 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2549 * config/avr/avr.h (LINKER_NAME): Remove.
2551 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2554 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2555 that support VSX, warn for -mno-altivec if vsx is not disabled,
2558 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2559 Shujing Zhao <pearly.zhao@oracle.com>
2561 PR translation/42469
2562 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2563 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2564 character between option name and help text.
2565 * c.opt (imultilib): Likewise.
2567 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2569 * lto-streamer-out.c (output_unreferenced_globals): Output static
2572 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2574 PR rtl-optimization/42621
2575 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2576 optimizing for size.
2577 (duplicate_computed_gotos): Remove now-redundant check.
2579 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2582 * configure.ac: Save and restore LDFLAGS and LIBS
2583 * configure: Regenerate.
2585 2010-01-10 Richard Guenther <rguenther@suse.de>
2588 * builtins.c (fold_builtin_strlen): Add type argument and
2589 convert the resulting length to it.
2590 (fold_builtin_1): Adjust.
2592 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2594 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2595 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2597 (num_insns_constant_wide): Adjust for that change.
2599 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2602 * web.c (union_defs): Add used argument, to combine uses of
2604 (entry_register): Adjust type and tests of used argument.
2605 (web_main): Widen used for new use. Pass it to union_defs.
2606 * df.h (union_defs): Adjust prototype.
2608 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2611 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2612 uses in new incoming argument. Free body.
2613 (reset_debug_uses_in_loop): New.
2614 (analyze_insn_to_expand_var): Call the latter if the former found
2615 anything. Fix whitespace. Reject invalid dest overlaps before
2616 going through all insns in the loop.
2618 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2621 * haifa-sched.c (dying_use_p): Debug insns don't count.
2623 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2626 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2627 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2628 (verify_gimple_call): Reject LHS in noreturn calls.
2630 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2634 * tree-vect-loop-manip.c (adjust_info): New type.
2635 (adjust_vec): New pointer to vector.
2636 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2637 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2638 (slpeel_update_phis_for_duplicate_loop): Use them.
2639 (slpeel_update_phi_nodes_for_guard1): Likewise.
2640 (slpeel_update_phi_nodes_for_guard2): Likewise.
2641 (slpeel_tree_peel_loop_to_edge): Likewise.
2642 (vect_update_ivs_after_vectorizer): Likewise.
2644 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2646 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2647 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2649 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2651 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2652 bogus uninitialized warning.
2654 2010-01-09 Richard Guenther <rguenther@suse.de>
2657 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2658 the evolution is compatible with the initial condition.
2660 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2662 * gcc.c (process_command): Update copyright notice dates.
2663 * gcov.c (print_version): Likewise.
2664 * gcov-dump.c (print_version): Likewise.
2665 * mips-tfile.c (main): Likewise.
2666 * mips-tdump.c (main): Likewise.
2668 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2671 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2673 (rotlhi3_8): Delete.
2675 (rotlsi3_8): Delete.
2676 (rotlsi3_16): Delete.
2677 (rotlsi3_24): Delete.
2679 (*rotw<mode>3): New.
2680 (*rotb<mode>3): New.
2681 * config/avr/avr.c (avr_rotate_bytes): New function.
2682 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2684 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2687 * configure.ac: Modify -rdynamic check.
2688 * configure: Regenerate.
2690 2010-01-08 DJ Delorie <dj@redhat.com>
2692 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2693 register popping order.
2695 2010-01-08 Richard Guenther <rguenther@suse.de>
2698 * c.opt (fsigned-char): Also let LTO handle this option.
2699 (funsigned-char): Likewise.
2701 2010-01-07 Richard Guenther <rguenther@suse.de>
2703 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2704 (gimple_op): Likewise.
2705 (gimple_op_ptr): Likewise.
2706 (gimple_assign_set_lhs): Remove gcc_assert.
2707 (gimple_assign_set_rhs1): Likewise.
2708 (gimple_assign_set_rhs2): Likewise.
2709 (gimple_call_set_lhs): Likewise.
2710 (gimple_call_set_fn): Likewise.
2711 (gimple_call_set_fndecl): Likewise.
2712 (gimple_call_fndecl): Likewise.
2713 (gimple_call_return_type): Likewise.
2714 (gimple_call_set_chain): Likewise.
2715 (gimple_call_num_args): Likewise.
2716 (gimple_call_set_arg): Likewise.
2717 (gimple_cond_set_code): Likewise.
2718 (gimple_cond_set_lhs): Likewise.
2719 (gimple_cond_set_rhs): Likewise.
2720 (gimple_cond_set_true_label): Likewise.
2721 (gimple_cond_set_false_label): Likewise.
2722 (gimple_label_set_label): Likewise.
2723 (gimple_goto_set_dest): Likewise.
2724 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2725 (gimple_debug_bind_get_value): Likewise.
2726 (gimple_debug_bind_get_value_ptr): Likewise.
2727 (gimple_debug_bind_set_var): Likewise.
2728 (gimple_debug_bind_set_value): Likewise.
2729 (gimple_debug_bind_reset_value): Likewise.
2730 (gimple_debug_bind_has_value_p): Likewise.
2731 (gimple_return_retval_ptr): Remove gcc_assert.
2732 (gimple_return_retval): Likewise.
2733 (gimple_return_set_retval): Likewise.
2734 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2735 (safe_referenced_var_iterator): Remove.
2736 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2737 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2738 (fill_referenced_var_vec): Remove.
2739 (first_readonly_imm_use): Remove redundant gcc_assert.
2740 (phi_arg_index_from_use): Combine gcc_asserts.
2741 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2742 (first_imm_use_stmt): Remove redundant gcc_assert.
2743 * tree-cfg.c (verify_gimple_call): Verify function and chain
2744 operands. Verify arguments.
2745 (verify_types_in_gimple_stmt): Verify condition code and labels.
2747 2010-01-07 Richard Guenther <rguenther@suse.de>
2749 PR tree-optimization/42641
2750 * sese.c (rename_map_elt_info): Use the SSA name version, do
2753 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2755 PR tree-optimization/42625
2756 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2757 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2759 2010-01-07 Duncan Sands <baldrick@free.fr>
2761 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2763 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2766 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2767 note itself is not function_invariant_p.
2769 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2771 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2772 Do not add the DF_NOTE problem.
2773 * store-motion.c (execute_rtl_store_motion): Likewise.
2775 2010-01-07 Martin Jambor <mjambor@suse.cz>
2777 PR tree-optimization/42157
2778 * tree-sra.c (compare_access_positions): Stabilize sort if both
2779 accesses have integer types, return zero immediately if they are the
2782 2010-01-06 Richard Henderson <rth@redhat.com>
2785 * haifa-sched.c (add_to_note_list): Merge into ...
2786 (concat_note_lists): ... here, and ...
2787 (unlink_other_notes, rm_other_notes): Merge into...
2788 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2789 NOTE_INSN_EPILOGUE_BEG.
2791 2010-01-06 Richard Guenther <rguenther@suse.de>
2793 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2794 not inline regular functions into always-inline functions.
2796 2010-01-06 Nick Clifton <nickc@redhat.com>
2798 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2799 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2801 (OVERRIDE_OPTIONS): Delete.
2802 (OPTIMIZATION_OPTIONS): Define.
2803 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2804 * config/rx/rx.c (rx_handle_option): Issue an error message if
2805 -mcpu=rx200 and -fpu are used together.
2806 (rx_set_optimization_options): New function. Issue an error
2807 message if an optimization attribute attempts to reset the FPU/
2808 math optimization pairing.
2809 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2810 * config/rx/rx.opt: Set the default to 32-bit doubles.
2811 * config/rx/t-rx: Add multilibs for -nofpu option.
2812 * doc/invoke.texi: Update documentation of RX options.
2814 2010-01-06 Richard Guenther <rguenther@suse.de>
2816 * tree-ssa-pre.c (name_to_id): New global.
2817 (alloc_expression_id): Simplify SSA name handling.
2818 (lookup_expression_id): Likewise.
2819 (init_pre): Zero name_to_id.
2820 (fini_pre): Free it.
2822 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2824 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2826 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2829 * config/i386/sse.md (smaxv2di3): New.
2830 (umaxv2di3): Likewise.
2831 (sminv2di3): Likewise.
2832 (uminv2di3): Likewise.
2834 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2837 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2838 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2839 (legitimize_tls_address): Likewise.
2840 (sparc_tls_referenced_p): Likewise.
2841 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2842 and adjust calls to legitimize_pic_address.
2843 (legitimate_constant_p) Use sparc_tls_referenced_p.
2844 (legitimate_pic_operand_p): Likewise.
2845 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2846 (sparc_tls_symbol_ref_1): Delete.
2847 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2848 (legitimize_tls_address): Make static, handle CONST patterns.
2849 (legitimize_pic_address): Make static, remove unused parameter and
2850 adjust recursive calls.
2851 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2852 and adjust call to legitimize_pic_address.
2853 (sparc_output_mi_thunk): Likewise.
2855 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2856 H.J. Lu <hongjiu.lu@intel.com>
2859 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2860 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2861 operands to make them signed.
2864 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2867 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2868 GTU to GT for V4SI and V2DI.
2870 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2871 (umin<mode>3): Removed.
2873 (uminv4si3): Likewise.
2875 2010-01-05 Martin Jambor <mjambor@suse.cz>
2877 PR tree-optimization/42462
2878 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2879 current_function_decl to helper functions and macros.
2881 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2884 * flags.h: Don't include real.h.
2885 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2886 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2887 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2888 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2889 * dominance.c: Update copyright.
2890 * gimple.c (walk_gimple_op): Remove inline.
2891 * tree-ssa-reassoc.c: Include real.h.
2892 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2893 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2895 2010-01-05 Nick Clifton <nickc@redhat.com>
2897 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2898 register to push into the stack frame when the accumulator has to
2899 be saved during interrupts.
2901 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2903 * doc/invoke.texi: Remove the documentation about option
2905 * common.opt (Wunreachable-code): Preserved for backward
2907 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2908 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2909 the backward compatibility flag section.
2911 2010-01-05 Richard Guenther <rguenther@suse.de>
2913 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2915 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2918 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2920 PR tree-optimization/42508
2921 * tree-sra.c (convert_callers): Check for recursive call
2922 by comparing cgraph nodes instead of decls.
2923 (modify_function): Call ipa_modify_formal_parameters also
2924 on all same_body aliases.
2926 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2927 cgraph nodes when checking for same_body aliases.
2929 2010-01-05 Richard Guenther <rguenther@suse.de>
2931 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2932 allocation and lookup.
2933 (get_or_alloc_expr_for_constant): Likewise.
2934 (phi_translate): Sink allocation.
2936 2010-01-04 Richard Guenther <rguenther@suse.de>
2938 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2939 a new entry only if needed.
2940 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2941 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2943 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2945 (phi_translate): Handle CONSTANTs early.
2947 2010-01-04 Martin Jambor <mjambor@suse.cz>
2949 PR tree-optimization/42398
2950 * tree-sra.c (struct access): Removed flag grp_different_types.
2951 (dump_access): Do not dump the removed flag.
2952 (sort_and_splice_var_accesses): Do not set the removed flag.
2953 (sra_modify_expr): Check for type compatibility directly.
2955 2010-01-04 Martin Jambor <mjambor@suse.cz>
2957 PR tree-optimization/42366
2958 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2959 edges with variable number of parameters.
2960 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2961 flag instead of asserting it.
2962 (ipa_read_node_info): Read uses_analysis_done flag.
2964 2010-01-04 Richard Guenther <rguenther@suse.de>
2966 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2967 iterative_hash_* as intended.
2968 (vn_reference_compute_hash): Likewise. Simplify hashing
2970 (vn_reference_lookup_2): Likewise.
2971 (vn_nary_op_compute_hash): Likewise.
2972 (vn_phi_compute_hash): Likewise.
2973 (expressions_equal_p): Remove strange code.
2974 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2975 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2976 (bitmap_insert_into_set_1): Take value-id as parameter.
2977 (add_to_value): Pass it.
2978 (bitmap_insert_into_set): Likewise.
2979 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2981 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2984 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2985 (do_self_spec): For switches with SWITCH_IGNORE set set also
2986 SWITCH_IGNORE_PERMANENTLY.
2987 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2990 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2992 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2993 tree of an unreferenced global var.
2995 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2998 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2999 GTU to GT for V4SI and V2DI.
3001 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3002 (umin<mode>3): Removed.
3004 (uminv4si3): Likewise.
3006 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3009 * collect2.c (main): Turn on trace in collect2 if -v is passed
3012 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3014 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3015 description of expression operand.
3017 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3019 * configure.ac: Add install-html to target_list for Make-hooks.
3020 * configure: Regenerate.
3021 * fortran/Make-lang.in (F95_HTMLFILES): New.
3022 (fortran.html): Use it.
3023 (fortran.install-html): New.
3024 * Makefile.in (install-html): Add lang.install-html.
3025 * java/Make-lang.in (JAVA_HTMLFILES): New.
3026 (java.html): Use it.
3027 (java.install-html): New.
3028 * objc/Make-lang.in (objc.install-html): New.
3029 * objcp/Make-lang.in (obj-c++.install-html): New.
3030 * cp/Make-lang.in (c++.install-html): New.
3031 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3032 * lto/Make-lang.in (lto.install-html): New.
3034 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3037 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3039 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3041 PR rtl-optimization/41862
3042 * store-motion.c (store_killed_in_insn, compute_store_table,
3043 remove_reachable_equiv_notes, replace_store_insn,
3044 build_store_vectors): Ignore all DEBUG_INSNs.
3046 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3049 * common.opt: Add dumpdir.
3051 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3053 (option_map): Add --dumpdir.
3055 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3057 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3059 * opts.c (decode_options): Try dump_dir_name first if
3060 dump_base_name isn't an absolute path.
3061 (common_handle_option): Handle OPT_dumpdir.
3063 * toplev.c (dump_dir_name): New.
3064 (print_switch_values): Also ignore -dumpdir.
3066 * toplev.h (dump_dir_name): New.
3068 2010-01-03 Richard Guenther <rguenther@suse.de>
3070 PR tree-optimization/42589
3071 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3072 double-word expansion of bswap32.
3074 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3076 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3077 with BLOCK_FOR_INSN.
3078 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3079 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3080 noce_process_if_block): Likewise.
3081 * gcse.c (compute_local_properties, insert_expr_in_table,
3082 insert_set_in_table, canon_list_insert, find_avail_set,
3083 pre_insert_copy_insn): Likewise.
3085 * basic-block.h (BLOCK_NUM): Move from here...
3086 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3088 2010-01-03 Richard Guenther <rguenther@suse.de>
3090 PR tree-optimization/42438
3091 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3092 contains_may_not_return_call flag.
3093 (BB_MAY_NOTRETURN): New.
3094 (valid_in_sets): Trapping nary operations are not valid
3095 in blocks that may not return.
3096 (insert_into_preds_of_block): Remove check for trapping expressions.
3097 (compute_avail): Compute also BB_MAY_NOTRETURN.
3099 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3101 * doc/invoke.texi: Add 2010 to copyright years.
3103 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3105 * config/sparc/sparc.c: Fix formatting nits.
3107 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3108 Alexander Monakov <amonakov@ispras.ru>
3110 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3112 2010-01-02 Richard Guenther <rguenther@suse.de>
3115 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3116 (simplify_switch_using_ranges): Mark to be removed edges
3119 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3121 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3123 * collect2.c (scan_libraries): Add missing argument in call to
3126 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3129 * config/alpha/predicates.md (aligned_memory_operand): Return false
3131 (unaligned_memory_operand): Return true for CQImode.
3132 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3133 doesn not cross aligned SImode word boundary.
3135 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3137 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3139 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3140 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3142 2010-01-02 Richard Guenther <rguenther@suse.de>
3145 * toplev.c (compile_file): Emit LTO marker properly. Change
3147 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3149 2010-01-01 Richard Guenther <rguenther@suse.de>
3152 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3154 2010-01-01 Richard Guenther <rguenther@suse.de>
3157 * c-decl.c (grokdeclarator): For zero-size arrays force
3158 structural equality checks as layout_type does.
3160 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3162 * builtins.c: Update copyright to 2010.
3164 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3167 * lto-streamer-out.c (produce_asm): Revert the last change.
3168 (copy_function): Likewise.
3170 * lto-streamer.c (lto_get_section_name): Skip any leading
3173 2010-01-01 Richard Guenther <rguenther@suse.de>
3176 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3180 Copyright (C) 2010 Free Software Foundation, Inc.
3182 Copying and distribution of this file, with or without modification,
3183 are permitted in any medium without royalty provided the copyright
3184 notice and this notice are preserved.
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