1 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5 uses of relevant DEFs that are dead outside the loop too.
7 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
9 * var-tracking.c (dataflow_set_merge): Swap src and src2.
11 2010-01-13 Jakub Jelinek <jakub@redhat.com>
13 * var-tracking.c (values_to_unmark): New variable.
14 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
15 values_to_unmark vector. Moved body to...
16 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
17 instead queue it into values_to_unmark vector.
18 (vt_find_locations): Free values_to_unmark vector.
20 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
22 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
23 (site.exp): Export them when plugins are enabled.
25 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
28 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
30 (chrec_fold_multiply): Same.
32 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
35 * c-decl.c (build_compound_literal): Return early if init is
38 2010-03-04 Martin Jambor <mjambor@suse.cz>
40 PR tree-optimization/43164
41 PR tree-optimization/43191
42 * tree-sra.c (type_consists_of_records_p): Reject records with
43 zero-size bit-fields at the end.
45 2010-03-04 Mike Stump <mikestump@comcast.net>
47 * Makefile.in (TAGS): Remove *.y.
49 2010-03-04 Richard Guenther <rguenther@suse.de>
51 PR tree-optimization/40761
52 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
54 (my_rev_post_order_compute): New function.
57 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
60 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
61 decrease the cost of an IV candidate when the cost is infinite.
63 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
65 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
66 Use '3DNow!' for the extension of that name, ensure normal space
68 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
70 2010-03-03 Jeff Law <law@redhat.com>
73 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
75 (extract_bit_field_1): Likewise.
77 2010-03-03 Janis Johnson <janis187@us.ibm.com>
79 * doc/sourcebuild.texi (Test directives): Document that arguments
80 include-opts and exclude-opts are now optional for dg-skip-if,
81 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
83 2010-03-03 Jason Merrill <jason@redhat.com>
86 * cgraph.h (varpool_node): Add extra_name field.
87 * varpool.c (varpool_extra_name_alias): New.
88 (varpool_assemble_decl): Emit extra name aliases.
89 (varpool_mark_needed_node): Look past an extra name alias.
90 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
91 * lto-streamer-in.c (lto_input_tree): Read it.
92 * lto-streamer-out.c (output_unreferenced_globals): Write it.
94 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
96 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
97 (sparc*-*-solaris2*): ...this.
99 2010-03-03 Jakub Jelinek <jakub@redhat.com>
102 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
103 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
104 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
105 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
108 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
109 fallthrough to default handling, just with want_address 0 instead of 2.
110 For single element lists, add_AT_loc directly, otherwise create an
111 artificial variable DIE and stick location list to it.
114 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
115 (VAL_EXPR_HAS_REVERSE): Define.
116 (reverse_op): New function.
117 (add_stores): For reversible operations add an extra MO_VAL_USE.
119 2010-03-02 Jason Merrill <jason@redhat.com>
121 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
123 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
125 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
126 (sparc64-*-linux*): Likewise.
127 (sparc64-*-solaris2*): Include assembler files before linker ones.
128 (sparc-*-solaris2*): Simplify and reorder to match previous case.
129 * config/sparc/gas.h: Delete.
130 * config/sparc/sol2-64.h: Add copyright notice.
131 * config/sparc/sol2-gas-bi.h: Likewise.
132 * config/sparc/sol2-gld.h: Likewise.
133 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
134 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
135 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
136 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
137 (sparc_elf_asm_named_section): Rename into...
138 (sparc_solaris_elf_asm_named_section): ...this. Always define.
140 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
142 * config/alpha/alpha.c (override_options): Fix -mtune error message.
144 2010-03-02 Jeff Law <law@redhat.com>
147 * reload1.c (rtx_p, substitute_stack): Declare.
148 (substitute): Record addresses of changed rtxs.
149 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
150 Restore the original rtx when complete.
151 (reload): Free subsitute_stack when complete.
153 2010-03-02 Janis Johnson <janis187@us.ibm.com>
155 * doc/gccint.texi (menu): Add Testsuites as a chapter.
156 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
158 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
159 LTO Testing, gcov Testing, profopt Testing, compat Testing,
160 Torture Tests): Change from subsection to section.
162 2010-03-02 Jakub Jelinek <jakub@redhat.com>
163 Steven Bosscher <steven@gcc.gnu.org>
165 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
168 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
171 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
172 the assignment from the new induction variable to the assignment
173 of the value from the original loop PHI function.
175 2010-03-01 Janis Johnson <janis187@us.ibm.com>
176 Daniel Jacobowitz <dan@codesourcery.com>
178 * doc/sourcebuild.texi (Test directives): Clarify options to
181 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
183 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
184 Disable cfi directives unless GCC and gas agree on using read-only
185 .eh_frame sections for 64-bit.
186 * configure: Regenerate.
188 2010-03-01 Richard Guenther <rguenther@suse.de>
190 PR tree-optimization/43220
191 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
192 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
194 2010-03-01 Richard Guenther <rguenther@suse.de>
195 Martin Jambor <mjambor@suse.cz>
198 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
199 gimplified parameters.
201 2010-03-01 Christian Bruel <christian.bruel@st.com>
203 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
205 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
207 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
209 2010-03-01 Richard Guenther <rguenther@suse.de>
212 * expr.c (expand_assignment): Use the alias-oracle to tell
213 if the rhs aliases the result decl.
215 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
218 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
219 to sol_gt_pch_get_address.
220 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
221 64-bit, SPARC and x86.
222 (sol_gt_pch_get_address): New function.
224 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
226 * toplev.h (inform_n, error_n): Declare.
227 * diagnostic.c (inform_n, error_n): New function.
229 2010-03-01 Jakub Jelinek <jakub@redhat.com>
231 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
232 has no rtl yet when processing local_decls, queue it and recheck
233 if deferred stack allocation hasn't assigned it rtl.
235 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
237 * config/sh/sh.c (unspec_bbr_uid): New.
238 (gen_block_redirect): Use it instead of INSN_UID.
239 (gen_far_branch): Likewise.
241 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
243 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
244 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
246 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
248 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
249 (Warning Options): -Wno-conversion-null is valid for
250 Objective-C++ as well.
251 * doc/tm.texi (Named Address Spaces): Likewise.
252 * doc/plugins.texi (Plugins): Replace TABs with spaces.
253 * doc/tree-ssa.texi (Tree SSA): Likewise.
255 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
258 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
259 by default. Don't set the default arch for
260 i[34567]86-*-darwin*|x86_64-*-darwin*.
262 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
265 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
266 default. Set the default 32bit/64bit archs with $with_arch
267 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
269 2010-02-27 Richard Guenther <rguenther@suse.de>
271 PR tree-optimization/43186
272 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
273 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
274 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
277 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
279 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
280 required and i[34567]86-*-* targets don't support 64bit ISA.
282 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
285 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
288 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
290 * config.gcc: Set the default arch at least to Prescott for
291 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
292 if SSE math is enabled.
294 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
296 * diagnostic.c (diagnostic_initialize): Update.
297 (diagnostic_report_diagnostic): Test inhibit_notes_p for
299 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
300 (diagnostic_inhibit_notes): New.
301 * toplev.c (process_options): inhibit notes with -fcompare-debug.
303 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
306 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
307 * doc/standards.texi: Likewise.
308 * doc/extend.texi: Likewise.
309 * doc/trouble.texi: Likewise.
310 * doc/cppopts.texi: Likewise.
311 * doc/install.texi: Likewise.
312 * c.opt (std=c90,std=gnu90): New options.
313 * c-opts.c (c_common_handle_option): Handle them.
315 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
318 * c-decl.c (undeclared_variable): Use an informative note.
320 2010-02-26 Richard Guenther <rguenther@suse.de>
322 PR tree-optimization/43186
323 * gimple.h (gimple_fold): Remove.
324 * gimple.c (gimple_fold): Remove. Inline into single user ...
325 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
326 Try harder for conditions.
328 2010-02-26 Jakub Jelinek <jakub@redhat.com>
331 * function.c (used_types_insert): Don't skip through named pointer
332 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
333 and it is different from the main variant's type.
335 2010-02-26 Nick Clifton <nickc@redhat.com>
337 * config/rx/rx.md (sminsi3): Remove bogus alternative.
339 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
341 * config.gcc: Support --with-fpmath=sse for x86.
343 * config/i386/ssemath.h: New.
345 * doc/install.texi (--with-fpmath=sse): Documented.
347 2010-02-26 Richard Guenther <rguenther@suse.de>
349 PR tree-optimization/43188
350 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
351 vector types of over-aligned element type.
353 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
356 * config/i386/i386.c (expand_vec_perm_blend): Use correct
357 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
359 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
361 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
363 2010-02-26 Jakub Jelinek <jakub@redhat.com>
365 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
366 * var-tracking.c: Include diagnostic.h.
367 (debug_dv): New function.
368 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
371 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
372 (add_value_chain, add_value_chains, remove_value_chain,
373 remove_value_chains): Handle DEBUG_EXPRs.
374 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
377 * regcprop.c (struct queued_debug_insn_change): New type.
378 (struct value_data_entry): Add debug_insn_changes field.
379 (struct value_data): Add n_debug_insn_changes field.
380 (debug_insn_changes_pool): New variable.
381 (free_debug_insn_changes, apply_debug_insn_changes,
382 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
383 (kill_value_one_regno): Call free_debug_insn_changes if needed.
384 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
386 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
388 (copyprop_hardreg_forward_1): Don't call apply_change_group for
389 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
390 changes, call cprop_find_used_regs via note_stores.
391 (copyprop_hardreg_forward): When copying vd from predecessor
392 which has any queued DEBUG_INSN changes, make sure the pointers are
393 cleared. At the end call df_analyze and then if there are any
394 DEBUG_INSN changes queued at the end of some basic block for still
395 live registers, apply them.
396 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
398 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
400 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
403 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
405 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
406 targets. Set the default with_cpu/with_arch from arch/cpu.
407 Allow x86-64 and native for with_cpu/with_arch.
409 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
411 * ebitmap.c: Change calls to verify_popcount with calls to
412 sbitmap_verify_popcount.
413 (ebitmap_clear_bit): Fixed map->cacheindex test and
414 map>cache update when bit clearing results in an empty
417 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
420 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
421 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
422 and support both V2DF and V2DI modes.
423 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
424 support both V2DF and V2DI modes.
425 (general): Delete trailing whitespace from a few patterns.
427 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
428 V2DF/V2DI interleave high/low builtins.
430 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
433 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
434 interleave high/low functions.
436 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
438 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
439 #pragma extern_prefix.
441 2010-02-25 Jakub Jelinek <jakub@redhat.com>
444 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
445 BLKmode, assert op0 is a MEM and just adjust its mode.
448 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
449 if bitpos isn't multiple of mode's bitsize.
451 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
453 * c.opt (-ftemplate-depth=): New.
454 (-ftemplate-depth-): Deprecate.
455 * optc-gen.awk: Handle -ftemplate-depth=.
456 * opth-gen.awk: Likewise.
457 * c-opts.c (c_common_handle_option): Likewise.
458 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
460 2010-02-24 Jason Merrill <jason@redhat.com>
462 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
464 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
466 * cfg.c (alloc_aux_for_block): Remove inline.
467 (alloc_aux_for_edge): Likewise.
469 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
471 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
473 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
475 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
476 * config/i386/sol2-gas.h: New file.
477 * config.gcc (i[34567]86-*-solaris2*): Use it.
479 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
482 * c-typeck.c (ep_convert_and_check): New.
483 (build_conditional_expr): Use it.
484 (build_binary_op): Likewise.
486 2010-02-24 Jakub Jelinek <jakub@redhat.com>
488 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
491 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
493 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
494 expr needs to have DECL_NAME set.
496 2010-02-24 Nick Clifton <nickc@redhat.com>
498 * config/mep/mep.c: Include gimple.h.
499 (mep_function_uses_sp): Delete unused function.
500 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
501 parameters. Use unsigned integers to count args. Return a
502 NULL_RTX instead of an error_mark_node. Toidy up formatting.
504 2010-02-23 Jakub Jelinek <jakub@redhat.com>
507 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
508 greater or equal to nelt instead of 2 * nelt.
509 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
512 2010-02-23 Jason Merrill <jason@redhat.com>
515 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
516 in cfun->local_decls even if they have register types.
519 * stor-layout.c (place_field): Don't warn about unnecessary
520 DECL_PACKED if the type is packed.
522 2010-02-23 Jakub Jelinek <jakub@redhat.com>
525 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
526 GOTOFF relocs, even when the base reg isn't pic pointer.
528 2010-02-23 Michael Matz <matz@suse.de>
531 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
532 (expand_gimple_basic_block): Generate and use debug temps if there
533 are debug uses left after the last real use of TERed ssa names.
534 Unlink debug immediate uses when they are expanded.
536 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
539 * config/i386/i386.c (override_options): Reorganise to provide
540 better error messages.
542 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
545 * graphite-scop-detection.c (create_single_exit_edge): Move
546 the call to find_single_exit_edge to....
547 (create_sese_edges): ...here. Don't handle multiple edges
548 exiting the function.
549 (build_graphite_scops): Don't handle multiple edges
550 exiting the function.
552 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
555 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
556 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
558 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
561 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
563 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
566 * c-typeck.c (convert_arguments): Print declaration location.
567 * c-common.c (validate_nargs): Rename as
568 builtin_function_validate_nargs.
569 (check_builtin_function_arguments): Update.
571 2010-02-22 Richard Guenther <rguenther@suse.de>
574 * tree-inline.c (declare_return_variable): Use the type of
575 the call stmt lhs if available.
577 2010-02-22 Duncan Sands <baldrick@free.fr>
579 * passes.c (register_pass): Always consider all pass lists when
580 ref_pass_instance_number is zero.
582 2010-02-22 Richard Guenther <rguenther@suse.de>
584 PR tree-optimization/42749
585 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
586 parameter. Do arithmetic in the original type.
587 (update_accumulator_with_ops): Likewise.
588 (adjust_accumulator_values): Adjust.
590 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
592 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
593 (QI to BLKmode splitter): New splitter.
595 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
597 * config/i386/i386.c (initial_ix86_tune_features): Turn on
598 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
600 2010-02-22 Richard Guenther <rguenther@suse.de>
602 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
604 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
606 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
607 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
608 ($(T)crti.o, $(T)crtn.o): Remove rules.
610 2010-02-21 Tobias Burnus <burnus@net-b.de>
613 * doc/invoke.texi (-fassociative-math): Document that this
614 option is automatically enabled for Fortran.
616 2010-02-20 David S. Miller <davem@davemloft.net>
618 * configure.ac: Test if linker and assembler properly support
619 GOTDATA_OP relocations.
620 * configure: Rebuild.
621 * config.in: Likewise.
622 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
623 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
624 (movsi_high_pic): Likewise.
625 (movdi_lo_sum_pic): Likewise.
626 (movdi_high_pic): Likewise.
627 (movsi_pic_gotdata_op): New pattern.
628 (movdi_pic_gotdata_op): Likewise.
629 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
630 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
632 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
635 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
637 (xop_mulv2div2di3_high): Ditto.
639 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
642 * c.opt (Wconversion-null): New option.
643 * doc/invoke.texi (Wconversion-null): Document.
645 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
647 * common.opt (Wlarger-than-): Add Undocumented.
649 2010-02-19 Mike Stump <mikestump@comcast.net>
651 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
653 2010-02-19 Jason Merrill <jason@redhat.com>
656 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
657 * configure: Likewise.
659 2010-02-20 Alan Modra <amodra@gmail.com>
662 * cgraph.h (cgraph_make_decl_local): Declare.
663 * cgraph.c (cgraph_make_decl_local): New function.
664 (cgraph_make_node_local): Use it.
665 * cgraphunit.c (cgraph_function_versioning): Likewise.
666 * ipa.c (function_and_variable_visibility): Likewise.
668 2010-02-19 Jakub Jelinek <jakub@redhat.com>
671 * except.c (sjlj_emit_function_enter): Don't call
672 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
674 * rtl.h (add_reg_br_prob_note): Remove prototype.
676 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
679 * c-common.c (conversion_warning): Remove widening conversions
680 before checking the conversion of integers to reals.
682 2010-02-19 Mike Stump <mikestump@comcast.net>
685 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
688 * cgraphunit.c (process_function_and_variable_attributes): Check
689 DECL_PRESERVE_P instead of looking up attribute "used".
690 * ipa-pure-const.c (check_decl): Likewise.
691 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
692 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
693 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
694 instead of attribute "used".
695 * config/sol2-c.c (solaris_pragma_init): Likewise.
696 (solaris_pragma_fini): Likewise.
698 2010-02-19 Jakub Jelinek <jakub@redhat.com>
700 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
701 Use XCNEW instead of xcalloc.
702 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
703 XNEW instead of xmalloc.
704 (get_fields): Use XNEWVEC instead of xmalloc.
707 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
709 (create_new_general_access): For debug stmts just reset value.
710 (get_stmt_accesses): For accesses within debug stmts just record them
711 using add_access_to_acc_sites instead of preventing the peeling or
712 counting them as accesses.
715 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
717 2010-02-19 Richard Guenther <rguenther@suse.de>
719 PR tree-optimization/42916
720 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
723 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
725 * configure.ac: Replace all uses of changequote in macro arguments
728 2010-02-19 Jakub Jelinek <jakub@redhat.com>
731 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
733 2010-02-19 Richard Guenther <rguenther@suse.de>
735 PR tree-optimization/42944
736 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
737 test for aliasing with errno.
739 2010-02-19 Jakub Jelinek <jakub@redhat.com>
742 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
743 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
744 * dojump.c: Include output.h.
745 (inv): New inline function.
746 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
747 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
748 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
749 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
750 argument, pass it down to other calls.
751 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
752 add REG_BR_PROB note to the conditional jump.
753 * cfgexpand.c (add_reg_br_prob_note): Removed.
754 (expand_gimple_cond): Don't call it, add the probability
755 as last argument to jumpif_1/jumpifnot_1.
756 * Makefile.in (dojump.o): Depend on output.h.
757 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
759 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
760 * stmt.c (do_jump_if_equal): Likewise.
761 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
762 * loop-unswitch.c (compare_and_jump_seq): Likewise.
763 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
765 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
766 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
768 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
770 (store_expr): Adjust jumpifnot caller.
771 (store_constructor): Adjust jumpif caller.
774 * gimplify.c (gimple_boolify): For __builtin_expect call
775 gimple_boolify also on its first argument.
777 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
779 * configure.ac (gnu-unique-object): Wrap regexps using [] in
781 (__stack_chk_fail): Ditto. Remove quadrigraphs.
782 * configure: Regenerated.
784 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
786 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
787 lang_hooks.types_compatible_p instead of comptypes.
789 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
791 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
792 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
793 if __prefer_thumb__ is defined.
795 2010-02-18 Martin Jambor <mjambor@suse.cz>
797 PR tree-optimization/43066
798 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
799 array with zero-sized element type.
801 2010-02-18 Jakub Jelinek <jakub@redhat.com>
803 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
804 rtx, allocate struct var_loc_node here and return it to the
805 caller, and only if it is actually needed.
806 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
807 move it earlier and return immediately if it returns NULL.
809 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
811 * config/sparc/gas.h: New file. Restore
812 TARGET_ASM_NAMED_SECTION to its ELF default.
813 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
815 * config/sparc/sparc.c (sparc_elf_asm_named_section):
816 Likewise. Add ATTRIBUTE_UNUSED to prototype.
817 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
820 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
822 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
824 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
826 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
827 patterns from predicated pattern.
829 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
832 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
833 for insn mnemonic suffix.
835 2010-02-17 Richard Guenther <rguenther@suse.de>
837 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
840 2010-02-17 Jakub Jelinek <jakub@redhat.com>
843 * caller-save.c (save_call_clobbered_regs): If BB ends with
844 a DEBUG_INSN, move any notes in between last real insn and the last
845 DEBUG_INSN after the last DEBUG_INSN.
847 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
849 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
850 Fix return type. Fix argument type. Explain meaning of return value.
852 2010-02-16 Richard Guenther <rguenther@suse.de>
854 PR tree-optimization/41043
855 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
856 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
858 (vrp_visit_phi_node): ... but only for loop PHI nodes.
860 2010-02-16 Ira Rosen <irar@il.ibm.com>
862 PR tree-optimization/43074
863 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
864 * tree-vect-loop.c (vect_analyze_loop_operations): Add
865 vectorizable cycles in hybrid SLP check.
866 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
868 2010-02-16 Richard Guenther <rguenther@suse.de>
870 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
871 (true_dependence): If memrefs_conflict_p computes must-alias
872 trust it. Move TBAA check after offset-based disambiguation.
873 (canon_true_dependence): Likewise.
875 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
877 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
878 * doc/invoke.texi: Document it.
879 * var-tracking.c: Include toplev.h and params.h.
880 (vt_find_locations): Return bool indicating success. Compute
881 hash sizes unconditionally. Check new parameter, report.
882 (variable_tracking_main_1): Check vt_find_locations results and
883 retry. Renamed from...
884 (variable_tracking_main): ... this. New wrapper to preserve
885 flag_var_tracking_assignments.
886 * Makefile.in (var-tracking.o): Adjust dependencies.
888 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
889 Jakub Jelinek <jakub@redhat.com>
892 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
893 if weak_import attribute is present.
894 * config/darwin.c (machopic_select_section): Likewise.
896 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
898 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
899 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
900 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
901 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
903 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
905 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
908 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
909 Rewrite text to refer to the names.
911 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
913 * config/i386/i386-builtin-types.def
914 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
915 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
916 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
917 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
918 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
919 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
920 IX86_BUILTIN_VPERMIL2PS256.
921 (MULTI_ARG_4_DF2_DI_I): Defined.
922 (MULTI_ARG_4_DF2_DI_I1): Defined.
923 (MULTI_ARG_4_SF2_SI_I): Defined.
924 (MULTI_ARG_4_SF2_SI_I1): Defined.
925 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
926 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
927 __builtin_ia32_vpermil2ps256.
928 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
929 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
930 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
931 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
932 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
933 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
934 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
935 CODE_FOR_xop_vpermil2v8sf3.
936 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
937 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
938 * config/i386/xopintrin.h (_mm_permute2_pd): New.
939 (_mm256_permute2_pd): New.
940 (_mm_permute2_ps): New.
941 (_mm256_permute2_ps): New.
943 2010-02-15 Nick Clifton <nickc@redhat.com>
945 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
946 boolean parameters. Use emit_jump_insn when emitting a pop
947 instruction containing a return insn.
948 (push): Use 'true' rather than '1' as second parameter to F.
949 (h8300_expand_prologue): Likewise.
950 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
951 (h8300_expand_epilogue): Likewise.
953 2010-02-15 Richard Guenther <rguenther@suse.de>
956 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
959 2010-02-15 Nick Clifton <nickc@redhat.com>
961 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
964 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
966 * intl.c (fake_ngettext): New function.
967 * intl.h (fake_ngettext): Declare.
968 (ngettext): Define macro.
969 * collect2.c (notice_translated): New function.
970 (main): Use notice_translated and ngettext.
971 * collect2.h (notice_translated): Declare.
973 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
975 * reorg.c (delete_computation): Comment fixes.
976 * caller-save.c (setup_save_areas): Idem.
977 * sel-sched-dump.c (dump_lv_set): Idem.
980 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
982 * config/s390/s390.c (s390_sched_init): New function.
983 (TARGET_SCHED_INIT): Target hook defined.
985 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
986 Jack Howarth <howarth@bromo.med.uc.edu>
987 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
990 Partial revert of unintended change in fix for PR41605.
991 * config/darwin.h: Fix typo.
992 * config/darwin9.h: Same.
994 2010-02-11 Jakub Jelinek <jakub@redhat.com>
996 * c-pch.c (pch_init): Clear v.
998 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1001 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1002 graphite_can_represent_init for MULT_EXPR.
1004 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1008 * graphite-sese-to-poly.c (remove_phi): New.
1009 (translate_scalar_reduction_to_array): Call remove_phi.
1011 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1014 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1015 * graphite-clast-to-gimple.h (gloog): Update declaration.
1016 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1017 * graphite-poly.h (struct poly_bb): Add missing comments.
1018 (struct scop): Add poly_scop_p field.
1020 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1021 * graphite.c (graphite_transform_loops): Build the polyhedral
1022 representation for each scop before code generation.
1023 * sese.c (rename_variables_in_operand): Removed.
1024 (rename_variables_in_expr): Return the renamed expression.
1025 (rename_sese_parameters): New.
1026 * sese.h (rename_sese_parameters): Declared.
1028 2010-02-11 Richard Guenther <rguenther@suse.de>
1030 PR tree-optimization/42998
1031 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1032 POINTER_PLUS_EXPR properly.
1034 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1035 Changpeng Fang <changpeng.fang@amd.com>
1038 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1039 the cost of an IV candidate when the IV is used in a test against zero.
1041 * gcc.dg/tree-ssa/ivopts-3.c: New.
1043 2010-02-11 Richard Guenther <rguenther@suse.de>
1046 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1047 pointer-vs-decl case by swapping refs. Handle some cases
1048 of pointer-vs-decl disambiguations more conservatively.
1049 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1050 to false after expanding.
1052 2010-02-11 Richard Guenther <rguenther@suse.de>
1055 * gcc.c (process_command): Handle LTO file@offset case more
1058 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1060 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1061 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1063 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1065 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1066 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1067 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1068 Optimize eq/ne comparisons when both arguments are known to be
1070 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1071 Don't mask operands unnecessarily if they are known to be already
1074 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1076 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1079 2010-02-10 Richard Guenther <rguenther@suse.de>
1081 PR tree-optimization/43017
1082 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1083 for wrapping signed arithmetic.
1085 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1088 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1089 if no debug info should be emitted for it.
1091 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1093 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1094 note when flag_exceptions is set.
1096 2010-02-10 Duncan Sands <baldrick@free.fr>
1098 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1100 2010-02-10 Richard Guenther <rguenther@suse.de>
1103 * tree.c (get_unwidened): Handle constants.
1104 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1106 2010-02-10 Martin Jambor <mjambor@suse.cz>
1109 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1110 check for variable argument counts independently.
1112 2010-02-10 Christian Bruel <christian.bruel@st.com>
1115 * config/sh/sh.c (find_barrier): Increase length for non delayed
1116 conditional branches.
1118 2010-02-10 Christian Bruel <christian.bruel@st.com>
1120 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1122 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1124 * builtins.c (set_builtin_user_assembler_name): Also handle
1125 ffs if int is smaller than word.
1127 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1130 * ira-conflicts.c (get_dup): Remove.
1131 (process_reg_shuffles): Add new parameter. Use it as an
1132 additional guard for copy generation.
1133 (add_insn_allocno_copies): Rewrite.
1135 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1137 * common.opt (fsched2-use-traces): Preserved for backward
1139 * doc/invoke.texi: Remove the documentation about option
1140 -fsched2-use-traces.
1141 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1142 flag_sched2_use_traces.
1143 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1144 the backward compatibility flag section.
1146 2010-02-09 Richard Guenther <rguenther@suse.de>
1148 PR tree-optimization/43008
1149 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1150 make HEAP variables initialized from global memory if they
1151 are not known builtin functions.
1152 (find_func_aliases): Adjust.
1154 2010-02-09 Richard Guenther <rguenther@suse.de>
1156 PR tree-optimization/43000
1157 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1158 arithmetic manually.
1160 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1162 PR tree-optimization/42931
1163 * tree-loop-linear.c (try_interchange_loops): Don't call
1164 double_int_mul if estimated_loop_iterations failed.
1166 2010-02-08 Martin Jambor <mjambor@suse.cz>
1169 * tree-sra.c (build_accesses_from_assign): Do not mark in
1170 should_scalarize_away_bitmap if stmt has volatile ops.
1171 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1174 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1176 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1178 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1180 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1183 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1186 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1188 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1191 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1192 to unknown_dependence.
1193 (graphite_legal_transform_dr): Handle the unknown_dependence.
1194 (graphite_carried_dependence_level_k): Same.
1196 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1198 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1200 2010-02-07 Richard Guenther <rguenther@suse.de>
1203 * expr.c (get_inner_reference): Always initialize *pbitsize.
1205 2010-02-07 Richard Guenther <rguenther@suse.de>
1208 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1209 new ARRAY_REFs on variable size element or minimal index arrays.
1211 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1212 gimple_fold_indirect_ref.
1214 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1217 * arm.c (arm_override_options): Just return if the user has specified
1218 an invalid fpu name.
1220 2010-02-03 Jason Merrill <jason@redhat.com>
1223 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1224 i386_pe_maybe_record_exported_symbol.
1226 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1229 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1230 (pa_delegitimize_address): New function.
1232 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1234 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1235 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1237 2010-02-05 Richard Guenther <rguenther@suse.de>
1240 * lto-streamer-in.c (get_resolution): Deal with references
1241 to undefined functions.
1243 2010-02-05 Richard Guenther <rguenther@suse.de>
1245 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1246 (fold_const_aggregate_ref): Likewise.
1247 (ccp_fold_stmt): Substitute loads.
1248 (maybe_fold_reference): Verify types before substituting.
1250 (fold_gimple_assign): Unshare properly.
1251 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1253 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1255 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1256 for rs6000_gen_cell_microcode.
1258 2010-02-04 Richard Guenther <rguenther@suse.de>
1260 PR rtl-optimization/42952
1261 * dse.c (const_or_frame_p): Remove MEM handling.
1263 2010-02-04 Nick Clifton <nickc@redhat.com>
1265 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1266 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1267 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1268 (mn10300_asm_output_mi_thunk): New function.
1269 (mn10300_can_output_mu_thunk): New function.
1270 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1271 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1272 (FUNCTION_ARG): Delete incorrect comment.
1274 2010-02-03 Jason Merrill <jason@redhat.com>
1277 * fold-const.c (operand_equal_p): Handle erroneous types.
1279 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1281 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1283 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1285 PR rtl-optimization/42941
1286 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1289 2010-02-03 Jason Merrill <jason@redhat.com>
1292 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1294 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1297 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1298 (cselib_reset_table): Renamed from...
1299 (cselib_reset_table_with_next_value): ... this.
1300 (cselib_get_next_uid): Renamed from...
1301 (cselib_get_next_unknown_value): ... this.
1302 * cselib.c (next_uid): Renamed from...
1303 (next_unknown_value): ... this.
1304 (cselib_clear_table): Adjust.
1305 (cselib_reset_table): Adjust. Renamed from...
1306 (cselib_reset_table_with_next_value): ... this.
1307 (cselib_get_next_uid): Adjust. Renamed from...
1308 (cselib_get_next_unknown_value): ... this.
1309 (get_value_hash): Use hash.
1310 (cselib_hash_rtx): Likewise.
1311 (new_cselib_val): Adjust. Set and dump uid.
1312 (cselib_lookup_mem): Pass next_uid as hash.
1313 (cselib_subst_to_values): Likewise.
1314 (cselib_log_lookup): Dump uid.
1315 (cselib_lookup): Pass next_uid as hash. Adjust.
1316 (cselib_process_insn): Adjust.
1317 (cselib_init): Initialize next_uid.
1318 (cselib_finish): Adjust.
1319 (dump_cselib_table): Likewise.
1320 * dse.c (canon_address): Dump value uid.
1321 * print-rtl.c (print_rtx): Print value uid.
1322 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1324 (dv_uid): New function, sort of renamed from...
1325 (dv_htab_hash): ... this, reimplemented in terms of it and...
1326 (dv_uid2hash): ... this. New.
1327 (variable_htab_eq): Drop excess assertions.
1328 (tie_break_pointers): Removed.
1329 (canon_value_cmp): Compare uids.
1330 (variable_post_merge_New_vals): Print uids.
1331 (vt_add_function_parameters): Adjust.
1332 (vt_initialize): Reset table. Adjust.
1334 2010-02-03 Richard Guenther <rguenther@suse.de>
1336 PR tree-optimization/42944
1337 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1338 (call_may_clobber_ref_p_1): Likewise. Properly handle
1339 malloc and calloc clobbering errno.
1341 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1343 * doc/invoke.texi: Fix name of sched1 dump.
1345 * opts.c (decode_options): Set flag_tree_switch_conversion
1346 only conditionally on optimize >= 2.
1348 * gcse.c: Assorted comment fixes in pass description.
1350 2010-02-03 Anthony Green <green@moxielogic.com>
1352 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1353 nop padding in order to maintain alignment of storage location of
1354 target function address.
1355 (moxie_trampoline_init): Store target function address at newly
1357 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1359 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1361 2010-02-03 Richard Guenther <rguenther@suse.de>
1364 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1366 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1368 * config.gcc: Reenable check for obsolete targets.
1369 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1370 mips-sgi-irix6.[0-4]*.
1372 2010-02-02 Nick Clifton <nickc@redhat.com>
1374 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1375 constant size of 4 as being the same as 0.
1376 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1377 can take values in the range 0..4.
1379 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1382 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1383 as _darwin10_Unwind_FindEnclosingFunction().
1384 * libgcc-libsystem.ver: New.
1386 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1389 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1390 implicitly set registers.
1392 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1394 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1395 (arm_override_options): Allow automatic selection of the thread
1396 pointer register if thumb2.
1397 (legitimize_pic_address): Improve code sequences for Thumb2.
1398 (arm_call_tls_get_addr): Likewise.
1399 (legitimize_tls_address): Likewise.
1400 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1401 (pic_load_addr_32bit): ... this. New named pattern.
1402 * thumb2.md (pic_load_addr_thumb2): Delete.
1403 (pic_load_dot_plus_four): Delete.
1404 (tls_load_dot_plus_four): New named pattern.
1406 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1409 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1410 Document fix for TLS bug.
1412 2010-01-31 Richard Guenther <rguenther@suse.de>
1414 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1415 conservatively correct.
1417 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1421 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1423 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1425 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1427 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1429 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1431 * config.gcc: Adjust order of makefile fragments for mingw targets.
1433 2010-01-31 Richard Guenther <rguenther@suse.de>
1436 * gimplify.c (gimplify_init_constructor): For volatile LHS
1437 initialize a temporary.
1439 2010-01-31 Matthias Klose <doko@ubuntu.com>
1441 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1443 * configure: Regenerate.
1445 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1447 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1448 the same alias set and their sizes different constantness.
1449 (aliasing_component_refs_p): Revert 2009-10-24 change.
1451 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1453 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1456 2010-01-29 Richard Guenther <rguenther@suse.de>
1458 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1459 Assert we successfully updated the call.
1461 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1463 PR rtl-optimization/42889
1464 * df.h (df_set_bb_dirty_nonlr): New prototype.
1465 * df-core.c (df_set_bb_dirty_nonlr): New function.
1466 * df-scan.c (df_insn_rescan): Call it instead of
1467 df_set_bb_dirty for DEBUG_INSNs.
1469 2010-01-29 Richard Guenther <rguenther@suse.de>
1472 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1473 quadratic behavior in most cases.
1475 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1478 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1479 in the call to gen_x86_movsicc_0_m1.
1481 2010-01-28 Richard Guenther <rguenther@suse.de>
1483 PR tree-optimization/42871
1484 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1486 2010-01-28 Richard Guenther <rguenther@suse.de>
1488 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1489 into call arguments.
1491 2010-01-28 Richard Guenther <rguenther@suse.de>
1494 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1495 the forwarder if the destination is an EH landing pad.
1497 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1499 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1500 block list passed to gimple_duplicate_sese_tail.
1501 (parallelize_loops): Avoid parallelization when the function
1503 Avoid parallelization when the preheader is IRREDUCIBLE.
1504 Try to optimize when estimated_loop_iterations_int is unresolved.
1505 Add the loop's location to the dump file.
1506 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1507 (gimple_duplicate_sese_tail): Remove the check for the latch.
1508 Redirect nexits to the exit block.
1509 Remove handling of the incoming edges to the latch.
1510 Redirect the backedge from the copied latch to the exit bb.
1512 2010-01-28 Michael Matz <matz@suse.de>
1515 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1516 Wrap force_reg into a sequence, emit it before user.
1518 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1520 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1522 (arm_legacy_rev): Likewise.
1523 (thumb_legacy_rev): Likewise.
1525 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1527 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1528 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1529 on MEM's address failed, try avoid_constant_pool_reference and
1530 recurse if it returned something different.
1531 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1532 address, try avoid_constant_pool_reference and recurse if it
1533 returned something different.
1534 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1535 address and avoid_constant_pool_reference returned something
1536 different, don't set have_address.
1538 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1541 * var-tracking.c (val_store): Add modified argument, obey it.
1543 (count_uses): Move down logging of main.
1544 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1545 don't need resolution.
1546 (emit_notes_in_bb): Likewise.
1548 2010-01-27 Richard Guenther <rguenther@suse.de>
1551 * tree-inline.c (remap_decl): Delay remapping of SSA name
1552 default definitions until we need them.
1554 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1556 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1557 (rs6000_delegitimize_address): New function.
1559 * config/s390/s390.c (s390_delegitimize_address): Call
1560 delegitimize_mem_from_attrs.
1563 * tree-inline.c (cannot_copy_type_1): Removed.
1564 (copy_forbidden): Don't forbid copying of functions containing
1565 records/unions with variable length fields.
1567 2010-01-27 Christian Bruel <christian.bruel@st.com>
1571 * config/sh/sh.c (find_barrier): Increase length for non delayed
1572 conditional branches.
1574 2010-01-27 Matthias Klose <doko@ubuntu.com>
1576 * configure.ac (gnu-unique-object): Fix ldd version check.
1577 * configure: Regenerate.
1579 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1581 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1583 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1584 Test for HAVE_GNU_AS value.
1586 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1588 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1589 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1590 INT64_TYPE): Define.
1591 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1592 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1593 INT_LEAST64_TYPE): Define.
1594 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1595 UINT_LEAST64_TYPE): Define.
1596 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1597 INT_FAST64_TYPE): Define.
1598 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1599 UINT_FAST64_TYPE): Define.
1600 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1601 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1602 (SIG_ATOMIC_TYPE): Define.
1604 2010-01-26 Richard Guenther <rguenther@suse.de>
1606 * df-scan.c (df_scan_set_bb_info): Remove assert.
1607 (df_insn_rescan_debug_internal): Merge asserts.
1608 (df_install_ref): Likewise.
1609 (df_mark_reg): Use bitmap_set_range.
1610 (df_hard_reg_used_p): Remove assert.
1611 (df_hard_reg_used_count): Likewise.
1613 2010-01-26 Richard Guenther <rguenther@suse.de>
1615 PR rtl-optimization/42685
1616 * web.c (web_main): Ignore DEBUG_INSNs.
1618 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1620 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1622 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1623 Fix types of fndecl and arglist parameters.
1625 2010-01-26 Richard Guenther <rguenther@suse.de>
1628 * tree-eh.c (unsplit_eh): Skip debug insns.
1630 2010-01-26 Richard Guenther <rguenther@suse.de>
1632 PR tree-optimization/42250
1633 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1635 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1638 * omp-low.c (expand_omp_sections): Only use single_pred if
1639 l2_bb is single_pred_p.
1641 2010-01-25 Christian Bruel <christian.bruel@st.com>
1644 * config/sh/sh.c (find_barrier): Increase length for non delayed
1645 conditional branches.
1646 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1648 2010-01-24 David S. Miller <davem@davemloft.net>
1650 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1651 define if not using GAS.
1652 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1653 Likewise. Delete SECTION_MERGE code, which is only applicable
1656 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1659 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1660 mangling of va_list in system headers.
1662 2010-01-23 Toon Moene <toon@moene.org>
1664 * tree-predcom.c (combine_chains): Return NULL, not false.
1666 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1668 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1669 initialization of variable res to agree with return type.
1671 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1673 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1674 * tree-sra.c: Add include of expr.h.
1676 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1678 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1679 insert the debug stmt on the single non-EH edge from the stmt.
1681 2010-01-22 Richard Henderson <rth@redhat.com>
1684 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1685 the RHS until after generate_subtree_copies has insertted its
1686 code before the current statement.
1688 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1690 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1692 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1694 2010-01-21 Martin Jambor <mjambor@suse.cz>
1696 PR tree-optimization/42585
1697 * tree-sra.c (struct access): New field grp_total_scalarization.
1698 (dump_access): Dump the new field.
1699 (should_scalarize_away_bitmap): New variable.
1700 (cannot_scalarize_away_bitmap): Likewise.
1701 (sra_initialize): Allocate new bitmaps.
1702 (sra_deinitialize): Free new bitmaps.
1703 (create_access_1): New function.
1704 (create_access): Parts moved to create_access_1.
1705 (type_consists_of_records_p): New function.
1706 (completely_scalarize_record): Likewise.
1707 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1708 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1709 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1711 (analyze_all_variable_accesses): Completely scalarize small eligible
1714 2010-01-21 Martin Jambor <mjambor@suse.cz>
1716 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1718 2010-01-21 Andrew Haley <aph@redhat.com>
1720 * gcc.c (process_command): Move lang_specific_driver before
1721 setting cc_libexec_prefix.
1723 2010-01-21 Richard Guenther <rguenther@suse.de>
1726 * fold-const.c (negate_expr_p): Pretend only negative
1727 real constants are easily negatable.
1729 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1730 Jason Merrill <jason@redhat.com>
1732 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1733 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1734 * calls.c (initialize argument_information): Handle it.
1735 * c-common.c (handle_transparent_union_attribute): Use new name.
1736 * c-decl.c (finish_struct): Ditto.
1737 * c-typeck.c (type_lists_compatible_p): Ditto.
1738 (convert_for_assignment): Use new name and also handle record.
1739 * function.c (aggregate_value_p): Handle it.
1740 (pass_by_reference): Ditto.
1741 (assign_parm_data_types): Ditto.
1742 * print-tree.c (print_node): Ditto.
1743 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1744 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1745 * tree.c (first_field): New fn.
1747 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1750 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1751 even when linking statically, for now.
1753 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1756 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1757 without a cselib val.
1758 (count_uses): Accept MO_VAL_SET with no val on stores.
1759 (add_stores): Likewise.
1761 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1763 * var-tracking.c (check_value_val): Add a compile time assertion.
1764 (dv_is_decl_p): Simplify.
1765 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1766 gcc_assert if ENABLE_CHECKING.
1768 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1771 * var-tracking.c: Include tree-flow.h.
1772 (mem_dies_at_call): New.
1773 (dataflow_set_preserve_mem_locs): Use it.
1774 (dataflow_set_remove_mem_locs): Likewise.
1775 (dump_var): Renamed from dump_variable. Adjust all callers.
1776 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1777 * Makefile.in (var-tracking.o): Adjust deps.
1779 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1781 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1783 2010-01-20 Richard Guenther <rguenther@suse.de>
1785 PR tree-optimization/42717
1786 * tree-ssa-dce.c (get_live_post_dom): Remove.
1787 (forward_edge_to_pdom): Take an arbitrary edge to copy
1788 degenerate PHI args from.
1789 (remove_dead_stmt): Use the first post-dominator even if it
1790 does not contain live statements as redirection destination.
1792 2010-01-20 Richard Guenther <rguenther@suse.de>
1794 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1796 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1798 * sel-sched.c (create_speculation_check): Remove set but not used
1800 (try_transformation_cache): Remove set but not used variable ds.
1801 (calculate_privileged_insns): Remove set but not used variables
1802 cur_insn and min_spec_insn.
1803 (find_best_expr): Remove set but not used variable avail_n.
1804 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1806 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1808 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1809 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1812 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1815 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1816 cpu types. Add support for *-sse3 cpu types.
1817 (x86_64-*-*): Ditto.
1819 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1822 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1823 argument, call initializer_constant_valid_p_1 instead of
1824 initializer_constant_valid_p, pass CACHE to it, return NULL
1825 immediately if first call returns NULL.
1826 (initializer_constant_valid_p_1): New function.
1827 (initializer_constant_valid_p): Use it.
1829 2010-01-20 Thomas Quinot <quinot@adacore.com>
1831 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1833 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1835 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1836 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1837 (loc_list_from_tree): Don't handle unsigned division. Handle
1838 signed modulo using DW_OP_{over,over,div,mul,minus}.
1839 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1840 modulo instead of signed.
1842 2010-01-20 DJ Delorie <dj@redhat.com>
1844 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1846 (h8300_emit_stack_adjustment): Propogate it.
1848 (h8300_expand_prologue): Likewise.
1849 (h8300_expand_epilogue): Likewise.
1851 2010-01-19 Michael Matz <matz@suse.de>
1853 PR tree-optimization/41783
1854 * tree-data-ref.c (toplevel): Include flags.h.
1855 (dump_data_dependence_relation): Also dump the inputs if the
1856 result will be unknown.
1857 (split_constant_offset_1): Look through some conversions.
1858 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1859 the offset from last element is too large.
1860 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1861 (reassociate_to_the_same_stmt): Handle vector registers.
1862 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1864 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1865 wide_prolog_niters argument, emit widening instructions.
1866 (vect_do_peeling_for_alignment): Adjust caller, use widened
1867 variant of the iteration cound.
1868 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1870 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1873 * config/arm/neon-testgen.m (emit_automatics): New parameter
1874 features. Adjust for Fixed_return_reg feature.
1875 (test_intrinsic): Call emit_automatics with new feature.
1876 * config/arm/neon.ml: Update copyright years.
1877 (features): New Fixed_return_reg feature.
1878 (ops): Update feature for Vget_low.
1880 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1882 PR tree-optimization/42719
1883 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1887 * fwprop.c (all_uses_available_at): Return false if def_set dest
1888 is a REG that is used in def_insn.
1890 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1892 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1894 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1897 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1899 * target.h (struct gcc_target) <secondary_reload>: Change type
1900 of last argument to secondary_reload_info *.
1902 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1905 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1906 memory references with unaligned offsets. Remove CQImode handling.
1907 (unaligned_memory_operand): Return 1 for memory references with
1908 unaligned offsets. Remove CQImode handling.
1910 2010-01-18 Richard Guenther <rguenther@suse.de>
1913 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1916 2010-01-18 Richard Guenther <rguenther@suse.de>
1918 PR tree-optimization/42781
1919 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1920 restrict processing only if the original variable was artificial.
1922 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1924 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1925 find number of popped argument bytes.
1927 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1928 Fix the text that describes the return value for invalid insns.
1930 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1932 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1933 Clarify what 'cost of the -dependence' is. Fix quoting.
1935 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1936 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1938 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1940 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1941 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1943 2010-01-17 Richard Guenther <rguenther@suse.de>
1946 * function.c (split_complex_args): Take a VEC to modify.
1947 (assign_parms_augmented_arg_list): Build a VEC instead of
1948 a chain of PARM_DECLs.
1949 (assign_parms_unsplit_complex): Take a VEC of arguments.
1950 Do not fixup unmodified parms.
1951 (assign_parms): Deal with the VEC.
1952 (gimplify_parameters): Likewise.
1954 2010-01-17 Richard Guenther <rguenther@suse.de>
1956 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1957 node existence check.
1958 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1959 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1960 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1961 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1962 (gimple_execute_on_growing_pred): Likewise.
1964 2010-01-17 Richard Guenther <rguenther@suse.de>
1966 PR tree-optimization/42773
1967 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1968 (compute_antic_aux): Likewise.
1969 (compute_partial_antic_aux): Likewise.
1971 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1974 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1977 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1979 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1982 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1983 Fix markup for strict argument.
1985 (TARGET_SCHED_REORDER2): Fix argument types.
1987 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1988 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1990 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1991 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1993 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1996 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1997 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1998 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1999 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2000 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2002 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2004 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2006 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2007 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2009 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2011 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2014 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2016 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2017 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2019 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2021 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2023 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2024 referring to it. Fix language.
2026 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2028 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2030 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2032 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2034 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2035 '@var{stream}. Remove stray 'and'.
2037 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2039 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2041 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2043 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2044 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2046 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2047 Fix description of return value.
2048 Rename argument "sz" to "len."
2050 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2051 Clarify meaning of 'true' return value.
2053 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2055 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2056 rep_mode versus mode_rep.
2058 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2060 (TARGET_BUILTIN_DECL): Fix name.
2062 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2064 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2066 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2068 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2070 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2072 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2075 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2076 Rename argument tm_fn to md_fn.
2078 (TARGET_OPTION_PRINT): Fix argument list.
2080 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2083 * config/i386/i386.c (ix86_fixup_binary_operands):
2084 Revert FMA4 fixup of operands.
2086 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2089 * Makefile.in (write_entries_to_file, install-plugin):
2090 Use \012 instead of \n with tr.
2092 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2094 * configure.ac (HAVE_AS_REF): New C macro.
2095 * configure: Regenerate.
2096 * config.in: Likewise.
2097 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2099 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2102 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2104 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2106 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2108 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2110 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2112 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2114 (TARGET_BINDS_LOCAL_P): Fix argument type.
2116 (TARGET_ASM_FILE_END): Use prototype.
2118 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2120 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2122 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2124 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2126 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2127 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2129 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2130 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2132 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2133 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2134 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2135 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2137 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2139 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2141 (TARGET_INIT_BUILTINS): Use prototype.
2143 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2144 Put 'const char *' in braces. Fix parameter types.
2145 (TARGET_INVALID_CONVERSION): Fix parameter types.
2146 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2147 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2149 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2152 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2154 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2156 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2158 * doc/tm.texi (TARGET_HELP): Fix return type.
2160 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2161 in braces. Fix argument types.
2163 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2165 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2167 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2169 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2170 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2172 (TARGET_MANGLE_TYPE): Fix argument types.
2174 (TARGET_IRA_COVER_CLASSES): Use prototype.
2176 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2178 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2180 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2182 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2184 (TARGET_CALLEE_COPIES): Fix argument types.
2186 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2188 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2190 (TARGET_FUNCTION_VALUE): Fix argument types.
2192 (TARGET_RETURN_IN_MSB): Fix argument type.
2194 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2196 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2198 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2200 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2201 agree with return type.
2203 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2205 2010-01-15 Jing Yu <jingyu@google.com>
2207 PR rtl-optimization/42691
2208 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2209 a pseudo to a constant and are merged, and adjust comments.
2211 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2213 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2215 2010-01-15 Richard Guenther <rguenther@suse.de>
2218 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2219 labels of computed or non-local gotos to the destination.
2220 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2221 landing pad label is the first label.
2223 2010-01-15 Richard Guenther <rguenther@suse.de>
2225 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2227 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2230 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2231 to allow generation of the xssqrtdp instruction on power7.
2232 (sqrtdf2_fpr): Ditto.
2234 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2237 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2238 functions with noreturn attribute.
2241 * varasm.c (declare_weak): Add weak attribute to decl if it
2242 doesn't have one already.
2243 (assemble_external): Only add decls to weak_decls if they also
2244 have weak attribute.
2246 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2248 * var-tracking.c (var_reg_delete): Don't delete the association
2249 between REGs and values or one-part variables if the register
2252 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2255 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2256 because its first operand is a non-localized variable.
2258 2010-01-14 Martin Jambor <mjambor@suse.cz>
2260 PR tree-optimization/42706
2261 * tree-sra.c (encountered_recursive_call): New variable.
2262 (encountered_unchangable_recursive_call): Likewise.
2263 (sra_initialize): Initialize both new variables.
2264 (callsite_has_enough_arguments_p): New function.
2265 (scan_function): Call decl and flags check only for IPA-SRA, check
2266 whether there is a recursive call and whether it has enough arguments.
2267 (all_callers_have_enough_arguments_p): New function.
2268 (convert_callers): Look for recursive calls only when
2269 encountered_recursive_call is set.
2270 (ipa_early_sra): Bail out either if
2271 !all_callers_have_enough_arguments_p or
2272 encountered_unchangable_recursive_call.
2274 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2276 * sel-sched.c: Add 2010 to copyright years.
2277 * sel-sched-ir.c: Likewise.
2278 * sel-sched-ir.h: Likewise.
2280 2010-01-14 Martin Jambor <mjambor@suse.cz>
2282 PR tree-optimization/42714
2283 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2284 constructors specially.
2286 2010-01-14 Andi Kleen <ak@linux.intel.com>
2288 * config/i386/drivers-i386.c (detect_caches_intel):
2289 Add l2sizekb parameter and fill in.
2290 (host_detect_local_cpu): Add l2sizekb, fill in.
2291 Add Atom small cache heuristic.
2293 2010-01-14 Andi Kleen <ak@linux.intel.com>
2295 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2296 Add level3 parameter and fill in.
2297 (detect_caches_intel): Handle level3 cache.
2299 2010-01-14 Andi Kleen <ak@linux.intel.com>
2301 * config/i386/drivers-i386.c (host_detect_local_cpu):
2302 Fix core duo detection.
2304 2010-01-14 Andi Kleen <ak@linux.intel.com>
2306 * config/i386/drivers-i386.c (host_detect_local_cpu):
2309 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2311 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2312 (rs6000_variable_issue_1): this. Use...
2313 (rs6000_variable_issue): here. Reimplement. Print debug info.
2315 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2317 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2318 sel_restore_notes. Update all callers. Call reemit_notes
2321 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2323 PR rtl-optimization/42246
2324 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2327 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2329 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2330 all successors is the same as number of successors in current region.
2332 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2334 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2335 to rename is not separable. Otherwise check that its LHS is not NULL.
2337 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2339 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2341 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2343 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2344 available registers when failed to discover LHS register class.
2345 Fix indentation. Update comment.
2347 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2348 Alexander Monakov <amonakov@ispras.ru>
2350 PR rtl-optimization/42389
2351 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2353 (advance_state_on_fence): Likewise.
2354 (sel_target_adjust_priority): Print debug output only when
2355 sched_verbose >= 4, not 2.
2356 (get_expr_cost): Do not issue all unique insns on the next cycle.
2357 (fill_insns): Initialize can_issue_more from the value saved
2359 * sel-sched-ir.c (flist_add): New parameter issue_more.
2360 Init FENCE_ISSUE_MORE with it.
2361 (merge_fences): Likewise.
2362 (init_fences): Update call to flist_add.
2363 (add_to_fences, add_clean_fence_to_fences)
2364 (add_dirty_fence_to_fences): Likewise.
2365 (move_fence_to_fences): Update call to merge_fences.
2366 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2368 * sel-sched-ir.h (struct _fence): New field issue_more.
2369 (FENCE_ISSUE_MORE): New accessor macro.
2371 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2373 PR rtl-optimization/42388
2374 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2375 that have no predecessors nor successors. Do not call move_bb_info
2376 for empty blocks outside of current region.
2378 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2380 PR rtl-optimization/42294
2381 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2382 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2383 originators' originators.
2385 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2387 PR rtl-optimization/39453
2388 PR rtl-optimization/42246
2389 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2391 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2393 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2394 Alexander Monakov <amonakov@ispras.ru>
2397 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2398 (maybe_tidy_empty_bb): ... here. Make static. Add new
2399 argument. Update all callers.
2400 (tidy_control_flow): ... and here. Recompute topological order
2401 of basic blocks in region if necessary.
2402 (sel_redirect_edge_and_branch): Change return type. Return true
2403 if topological order might have been invalidated.
2404 (purge_empty_blocks): Export and move from...
2405 * sel-sched.c (purge_empty_blocks): ... here.
2406 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2407 (maybe_tidy_empty_bb): Delete prototype.
2408 (purge_empty_blocks): Declare.
2410 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2412 PR rtl-optimization/42249
2413 * sel-sched.c (try_replace_dest_reg): When chosen register
2414 and original register is the same, do not bail out early, but
2415 still check all original insns for validity of replacing destination
2416 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2419 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2422 Port from no-undefined-overflow branch:
2423 2009-03-09 Richard Guenther <rguenther@suse.de>
2425 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2427 2010-01-14 Richard Guenther <rguenther@suse.de>
2430 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2432 2010-01-14 Ira Rosen <irar@il.ibm.com>
2434 PR tree-optimization/42709
2435 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2436 as scalar type in creation of constant vector operand.
2438 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2441 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2442 (check-parallel-%): Match `testsuite' directory component only
2445 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2447 PR translation/39521
2448 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2451 2010-01-13 Richard Guenther <rguenther@suse.de>
2453 PR tree-optimization/42730
2454 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2457 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2460 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2461 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2464 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2466 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2467 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2468 ___umulsi3_highpart.
2470 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2471 rather than schedule_insns if the pass is enabled.
2473 2010-01-13 Martin Jambor <mjambor@suse.cz>
2475 PR tree-optimization/42704
2476 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2479 2010-01-13 Martin Jambor <mjambor@suse.cz>
2481 PR tree-optimization/42703
2482 * tree-sra.c (analyze_access_subtree): Check that we can build a
2483 reference to the original data within the aggregate.
2485 2010-01-13 Richard Guenther <rguenther@suse.de>
2487 PR tree-optimization/42705
2488 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2490 2010-01-13 Richard Guenther <rguenther@suse.de>
2493 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2495 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2498 * var-tracking.c (values_to_unmark): New variable.
2499 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2500 values_to_unmark vector. Moved body to...
2501 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2502 instead queue it into values_to_unmark vector.
2503 (vt_find_locations): Free values_to_unmark vector.
2505 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2507 * config/s390/s390.c (override_options): Set
2508 default of max-pending-list-length to 256
2510 2010-01-13 Richard Guenther <rguenther@suse.de>
2513 * tree-pass.h (PROP_gimple_lcx): New.
2514 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2515 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2516 before the final cleanup_eh.
2517 (dump_properties): Dump PROP_gimple_lcx.
2518 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2519 (tree_lower_complex_O0): Remove.
2520 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2521 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2522 tree_lower_complex, schedule TODO_update_ssa.
2523 * lto-streamer-out.c (output_function): Stream the functions
2525 * lto-streamer-in.c (input_function): Likewise.
2526 (lto_read_body): Do not override them here.
2528 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2531 * c-typeck.c (build_c_cast): Fold value cast to union type before
2532 wrapping it in a CONSTRUCTOR.
2534 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2536 PR rtl-optimization/42699
2537 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2540 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2542 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2543 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2544 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2545 SUBTARGET_WARN_UNUSED_SPEC): ... here
2546 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2548 2010-01-12 Julian Brown <julian@codesourcery.com>
2550 * config/arm/neon-schedgen.ml (Utils): Don't try to
2551 open missing module.
2552 (find_with_result): New.
2554 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2557 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2558 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2560 PR tree-optimization/42645
2561 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2562 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2563 decl_map, set processing_debug_stmt to -1 and return name without
2566 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2568 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2569 binutils version, and reword target configuration description.
2571 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2573 * config/avr/avr.h (LINKER_NAME): Remove.
2575 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2578 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2579 that support VSX, warn for -mno-altivec if vsx is not disabled,
2582 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2583 Shujing Zhao <pearly.zhao@oracle.com>
2585 PR translation/42469
2586 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2587 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2588 character between option name and help text.
2589 * c.opt (imultilib): Likewise.
2591 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2593 * lto-streamer-out.c (output_unreferenced_globals): Output static
2596 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2598 PR rtl-optimization/42621
2599 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2600 optimizing for size.
2601 (duplicate_computed_gotos): Remove now-redundant check.
2603 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2606 * configure.ac: Save and restore LDFLAGS and LIBS
2607 * configure: Regenerate.
2609 2010-01-10 Richard Guenther <rguenther@suse.de>
2612 * builtins.c (fold_builtin_strlen): Add type argument and
2613 convert the resulting length to it.
2614 (fold_builtin_1): Adjust.
2616 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2618 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2619 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2621 (num_insns_constant_wide): Adjust for that change.
2623 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2626 * web.c (union_defs): Add used argument, to combine uses of
2628 (entry_register): Adjust type and tests of used argument.
2629 (web_main): Widen used for new use. Pass it to union_defs.
2630 * df.h (union_defs): Adjust prototype.
2632 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2635 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2636 uses in new incoming argument. Free body.
2637 (reset_debug_uses_in_loop): New.
2638 (analyze_insn_to_expand_var): Call the latter if the former found
2639 anything. Fix whitespace. Reject invalid dest overlaps before
2640 going through all insns in the loop.
2642 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2645 * haifa-sched.c (dying_use_p): Debug insns don't count.
2647 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2650 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2651 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2652 (verify_gimple_call): Reject LHS in noreturn calls.
2654 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2658 * tree-vect-loop-manip.c (adjust_info): New type.
2659 (adjust_vec): New pointer to vector.
2660 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2661 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2662 (slpeel_update_phis_for_duplicate_loop): Use them.
2663 (slpeel_update_phi_nodes_for_guard1): Likewise.
2664 (slpeel_update_phi_nodes_for_guard2): Likewise.
2665 (slpeel_tree_peel_loop_to_edge): Likewise.
2666 (vect_update_ivs_after_vectorizer): Likewise.
2668 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2670 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2671 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2673 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2675 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2676 bogus uninitialized warning.
2678 2010-01-09 Richard Guenther <rguenther@suse.de>
2681 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2682 the evolution is compatible with the initial condition.
2684 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2686 * gcc.c (process_command): Update copyright notice dates.
2687 * gcov.c (print_version): Likewise.
2688 * gcov-dump.c (print_version): Likewise.
2689 * mips-tfile.c (main): Likewise.
2690 * mips-tdump.c (main): Likewise.
2692 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2695 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2697 (rotlhi3_8): Delete.
2699 (rotlsi3_8): Delete.
2700 (rotlsi3_16): Delete.
2701 (rotlsi3_24): Delete.
2703 (*rotw<mode>3): New.
2704 (*rotb<mode>3): New.
2705 * config/avr/avr.c (avr_rotate_bytes): New function.
2706 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2708 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2711 * configure.ac: Modify -rdynamic check.
2712 * configure: Regenerate.
2714 2010-01-08 DJ Delorie <dj@redhat.com>
2716 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2717 register popping order.
2719 2010-01-08 Richard Guenther <rguenther@suse.de>
2722 * c.opt (fsigned-char): Also let LTO handle this option.
2723 (funsigned-char): Likewise.
2725 2010-01-07 Richard Guenther <rguenther@suse.de>
2727 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2728 (gimple_op): Likewise.
2729 (gimple_op_ptr): Likewise.
2730 (gimple_assign_set_lhs): Remove gcc_assert.
2731 (gimple_assign_set_rhs1): Likewise.
2732 (gimple_assign_set_rhs2): Likewise.
2733 (gimple_call_set_lhs): Likewise.
2734 (gimple_call_set_fn): Likewise.
2735 (gimple_call_set_fndecl): Likewise.
2736 (gimple_call_fndecl): Likewise.
2737 (gimple_call_return_type): Likewise.
2738 (gimple_call_set_chain): Likewise.
2739 (gimple_call_num_args): Likewise.
2740 (gimple_call_set_arg): Likewise.
2741 (gimple_cond_set_code): Likewise.
2742 (gimple_cond_set_lhs): Likewise.
2743 (gimple_cond_set_rhs): Likewise.
2744 (gimple_cond_set_true_label): Likewise.
2745 (gimple_cond_set_false_label): Likewise.
2746 (gimple_label_set_label): Likewise.
2747 (gimple_goto_set_dest): Likewise.
2748 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2749 (gimple_debug_bind_get_value): Likewise.
2750 (gimple_debug_bind_get_value_ptr): Likewise.
2751 (gimple_debug_bind_set_var): Likewise.
2752 (gimple_debug_bind_set_value): Likewise.
2753 (gimple_debug_bind_reset_value): Likewise.
2754 (gimple_debug_bind_has_value_p): Likewise.
2755 (gimple_return_retval_ptr): Remove gcc_assert.
2756 (gimple_return_retval): Likewise.
2757 (gimple_return_set_retval): Likewise.
2758 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2759 (safe_referenced_var_iterator): Remove.
2760 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2761 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2762 (fill_referenced_var_vec): Remove.
2763 (first_readonly_imm_use): Remove redundant gcc_assert.
2764 (phi_arg_index_from_use): Combine gcc_asserts.
2765 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2766 (first_imm_use_stmt): Remove redundant gcc_assert.
2767 * tree-cfg.c (verify_gimple_call): Verify function and chain
2768 operands. Verify arguments.
2769 (verify_types_in_gimple_stmt): Verify condition code and labels.
2771 2010-01-07 Richard Guenther <rguenther@suse.de>
2773 PR tree-optimization/42641
2774 * sese.c (rename_map_elt_info): Use the SSA name version, do
2777 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2779 PR tree-optimization/42625
2780 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2781 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2783 2010-01-07 Duncan Sands <baldrick@free.fr>
2785 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2787 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2790 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2791 note itself is not function_invariant_p.
2793 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2795 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2796 Do not add the DF_NOTE problem.
2797 * store-motion.c (execute_rtl_store_motion): Likewise.
2799 2010-01-07 Martin Jambor <mjambor@suse.cz>
2801 PR tree-optimization/42157
2802 * tree-sra.c (compare_access_positions): Stabilize sort if both
2803 accesses have integer types, return zero immediately if they are the
2806 2010-01-06 Richard Henderson <rth@redhat.com>
2809 * haifa-sched.c (add_to_note_list): Merge into ...
2810 (concat_note_lists): ... here, and ...
2811 (unlink_other_notes, rm_other_notes): Merge into...
2812 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2813 NOTE_INSN_EPILOGUE_BEG.
2815 2010-01-06 Richard Guenther <rguenther@suse.de>
2817 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2818 not inline regular functions into always-inline functions.
2820 2010-01-06 Nick Clifton <nickc@redhat.com>
2822 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2823 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2825 (OVERRIDE_OPTIONS): Delete.
2826 (OPTIMIZATION_OPTIONS): Define.
2827 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2828 * config/rx/rx.c (rx_handle_option): Issue an error message if
2829 -mcpu=rx200 and -fpu are used together.
2830 (rx_set_optimization_options): New function. Issue an error
2831 message if an optimization attribute attempts to reset the FPU/
2832 math optimization pairing.
2833 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2834 * config/rx/rx.opt: Set the default to 32-bit doubles.
2835 * config/rx/t-rx: Add multilibs for -nofpu option.
2836 * doc/invoke.texi: Update documentation of RX options.
2838 2010-01-06 Richard Guenther <rguenther@suse.de>
2840 * tree-ssa-pre.c (name_to_id): New global.
2841 (alloc_expression_id): Simplify SSA name handling.
2842 (lookup_expression_id): Likewise.
2843 (init_pre): Zero name_to_id.
2844 (fini_pre): Free it.
2846 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2848 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2850 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2853 * config/i386/sse.md (smaxv2di3): New.
2854 (umaxv2di3): Likewise.
2855 (sminv2di3): Likewise.
2856 (uminv2di3): Likewise.
2858 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2861 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2862 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2863 (legitimize_tls_address): Likewise.
2864 (sparc_tls_referenced_p): Likewise.
2865 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2866 and adjust calls to legitimize_pic_address.
2867 (legitimate_constant_p) Use sparc_tls_referenced_p.
2868 (legitimate_pic_operand_p): Likewise.
2869 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2870 (sparc_tls_symbol_ref_1): Delete.
2871 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2872 (legitimize_tls_address): Make static, handle CONST patterns.
2873 (legitimize_pic_address): Make static, remove unused parameter and
2874 adjust recursive calls.
2875 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2876 and adjust call to legitimize_pic_address.
2877 (sparc_output_mi_thunk): Likewise.
2879 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2880 H.J. Lu <hongjiu.lu@intel.com>
2883 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2884 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2885 operands to make them signed.
2888 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2891 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2892 GTU to GT for V4SI and V2DI.
2894 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2895 (umin<mode>3): Removed.
2897 (uminv4si3): Likewise.
2899 2010-01-05 Martin Jambor <mjambor@suse.cz>
2901 PR tree-optimization/42462
2902 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2903 current_function_decl to helper functions and macros.
2905 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2908 * flags.h: Don't include real.h.
2909 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2910 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2911 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2912 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2913 * dominance.c: Update copyright.
2914 * gimple.c (walk_gimple_op): Remove inline.
2915 * tree-ssa-reassoc.c: Include real.h.
2916 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2917 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2919 2010-01-05 Nick Clifton <nickc@redhat.com>
2921 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2922 register to push into the stack frame when the accumulator has to
2923 be saved during interrupts.
2925 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2927 * doc/invoke.texi: Remove the documentation about option
2929 * common.opt (Wunreachable-code): Preserved for backward
2931 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2932 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2933 the backward compatibility flag section.
2935 2010-01-05 Richard Guenther <rguenther@suse.de>
2937 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2939 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2942 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2944 PR tree-optimization/42508
2945 * tree-sra.c (convert_callers): Check for recursive call
2946 by comparing cgraph nodes instead of decls.
2947 (modify_function): Call ipa_modify_formal_parameters also
2948 on all same_body aliases.
2950 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2951 cgraph nodes when checking for same_body aliases.
2953 2010-01-05 Richard Guenther <rguenther@suse.de>
2955 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2956 allocation and lookup.
2957 (get_or_alloc_expr_for_constant): Likewise.
2958 (phi_translate): Sink allocation.
2960 2010-01-04 Richard Guenther <rguenther@suse.de>
2962 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2963 a new entry only if needed.
2964 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2965 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2967 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2969 (phi_translate): Handle CONSTANTs early.
2971 2010-01-04 Martin Jambor <mjambor@suse.cz>
2973 PR tree-optimization/42398
2974 * tree-sra.c (struct access): Removed flag grp_different_types.
2975 (dump_access): Do not dump the removed flag.
2976 (sort_and_splice_var_accesses): Do not set the removed flag.
2977 (sra_modify_expr): Check for type compatibility directly.
2979 2010-01-04 Martin Jambor <mjambor@suse.cz>
2981 PR tree-optimization/42366
2982 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2983 edges with variable number of parameters.
2984 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2985 flag instead of asserting it.
2986 (ipa_read_node_info): Read uses_analysis_done flag.
2988 2010-01-04 Richard Guenther <rguenther@suse.de>
2990 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2991 iterative_hash_* as intended.
2992 (vn_reference_compute_hash): Likewise. Simplify hashing
2994 (vn_reference_lookup_2): Likewise.
2995 (vn_nary_op_compute_hash): Likewise.
2996 (vn_phi_compute_hash): Likewise.
2997 (expressions_equal_p): Remove strange code.
2998 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2999 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3000 (bitmap_insert_into_set_1): Take value-id as parameter.
3001 (add_to_value): Pass it.
3002 (bitmap_insert_into_set): Likewise.
3003 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3005 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3008 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3009 (do_self_spec): For switches with SWITCH_IGNORE set set also
3010 SWITCH_IGNORE_PERMANENTLY.
3011 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3014 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3016 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3017 tree of an unreferenced global var.
3019 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3022 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3023 GTU to GT for V4SI and V2DI.
3025 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3026 (umin<mode>3): Removed.
3028 (uminv4si3): Likewise.
3030 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3033 * collect2.c (main): Turn on trace in collect2 if -v is passed
3036 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3038 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3039 description of expression operand.
3041 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3043 * configure.ac: Add install-html to target_list for Make-hooks.
3044 * configure: Regenerate.
3045 * fortran/Make-lang.in (F95_HTMLFILES): New.
3046 (fortran.html): Use it.
3047 (fortran.install-html): New.
3048 * Makefile.in (install-html): Add lang.install-html.
3049 * java/Make-lang.in (JAVA_HTMLFILES): New.
3050 (java.html): Use it.
3051 (java.install-html): New.
3052 * objc/Make-lang.in (objc.install-html): New.
3053 * objcp/Make-lang.in (obj-c++.install-html): New.
3054 * cp/Make-lang.in (c++.install-html): New.
3055 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3056 * lto/Make-lang.in (lto.install-html): New.
3058 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3061 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3063 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3065 PR rtl-optimization/41862
3066 * store-motion.c (store_killed_in_insn, compute_store_table,
3067 remove_reachable_equiv_notes, replace_store_insn,
3068 build_store_vectors): Ignore all DEBUG_INSNs.
3070 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3073 * common.opt: Add dumpdir.
3075 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3077 (option_map): Add --dumpdir.
3079 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3081 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3083 * opts.c (decode_options): Try dump_dir_name first if
3084 dump_base_name isn't an absolute path.
3085 (common_handle_option): Handle OPT_dumpdir.
3087 * toplev.c (dump_dir_name): New.
3088 (print_switch_values): Also ignore -dumpdir.
3090 * toplev.h (dump_dir_name): New.
3092 2010-01-03 Richard Guenther <rguenther@suse.de>
3094 PR tree-optimization/42589
3095 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3096 double-word expansion of bswap32.
3098 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3100 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3101 with BLOCK_FOR_INSN.
3102 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3103 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3104 noce_process_if_block): Likewise.
3105 * gcse.c (compute_local_properties, insert_expr_in_table,
3106 insert_set_in_table, canon_list_insert, find_avail_set,
3107 pre_insert_copy_insn): Likewise.
3109 * basic-block.h (BLOCK_NUM): Move from here...
3110 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3112 2010-01-03 Richard Guenther <rguenther@suse.de>
3114 PR tree-optimization/42438
3115 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3116 contains_may_not_return_call flag.
3117 (BB_MAY_NOTRETURN): New.
3118 (valid_in_sets): Trapping nary operations are not valid
3119 in blocks that may not return.
3120 (insert_into_preds_of_block): Remove check for trapping expressions.
3121 (compute_avail): Compute also BB_MAY_NOTRETURN.
3123 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3125 * doc/invoke.texi: Add 2010 to copyright years.
3127 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3129 * config/sparc/sparc.c: Fix formatting nits.
3131 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3132 Alexander Monakov <amonakov@ispras.ru>
3134 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3136 2010-01-02 Richard Guenther <rguenther@suse.de>
3139 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3140 (simplify_switch_using_ranges): Mark to be removed edges
3143 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3145 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3147 * collect2.c (scan_libraries): Add missing argument in call to
3150 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3153 * config/alpha/predicates.md (aligned_memory_operand): Return false
3155 (unaligned_memory_operand): Return true for CQImode.
3156 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3157 doesn not cross aligned SImode word boundary.
3159 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3161 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3163 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3164 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3166 2010-01-02 Richard Guenther <rguenther@suse.de>
3169 * toplev.c (compile_file): Emit LTO marker properly. Change
3171 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3173 2010-01-01 Richard Guenther <rguenther@suse.de>
3176 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3178 2010-01-01 Richard Guenther <rguenther@suse.de>
3181 * c-decl.c (grokdeclarator): For zero-size arrays force
3182 structural equality checks as layout_type does.
3184 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3186 * builtins.c: Update copyright to 2010.
3188 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3191 * lto-streamer-out.c (produce_asm): Revert the last change.
3192 (copy_function): Likewise.
3194 * lto-streamer.c (lto_get_section_name): Skip any leading
3197 2010-01-01 Richard Guenther <rguenther@suse.de>
3200 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3204 Copyright (C) 2010 Free Software Foundation, Inc.
3206 Copying and distribution of this file, with or without modification,
3207 are permitted in any medium without royalty provided the copyright
3208 notice and this notice are preserved.