1 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3 PR rtl-optimization/42220
4 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5 Use verify_reg_tracked to determine if we should use OP_OUT rather
7 (build_def_use): If we see an in-out operand for a register that we
8 know nothing about, treat is an output if possible, fail the block if
11 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
14 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
17 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
20 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
21 uses of relevant DEFs that are dead outside the loop too.
23 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
25 * var-tracking.c (dataflow_set_merge): Swap src and src2.
27 2010-01-13 Jakub Jelinek <jakub@redhat.com>
29 * var-tracking.c (values_to_unmark): New variable.
30 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
31 values_to_unmark vector. Moved body to...
32 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
33 instead queue it into values_to_unmark vector.
34 (vt_find_locations): Free values_to_unmark vector.
36 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
38 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
39 (site.exp): Export them when plugins are enabled.
41 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
44 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
46 (chrec_fold_multiply): Same.
48 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
51 * c-decl.c (build_compound_literal): Return early if init is
54 2010-03-04 Martin Jambor <mjambor@suse.cz>
56 PR tree-optimization/43164
57 PR tree-optimization/43191
58 * tree-sra.c (type_consists_of_records_p): Reject records with
59 zero-size bit-fields at the end.
61 2010-03-04 Mike Stump <mikestump@comcast.net>
63 * Makefile.in (TAGS): Remove *.y.
65 2010-03-04 Richard Guenther <rguenther@suse.de>
67 PR tree-optimization/40761
68 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
70 (my_rev_post_order_compute): New function.
73 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
76 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
77 decrease the cost of an IV candidate when the cost is infinite.
79 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
81 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
82 Use '3DNow!' for the extension of that name, ensure normal space
84 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
86 2010-03-03 Jeff Law <law@redhat.com>
89 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
91 (extract_bit_field_1): Likewise.
93 2010-03-03 Janis Johnson <janis187@us.ibm.com>
95 * doc/sourcebuild.texi (Test directives): Document that arguments
96 include-opts and exclude-opts are now optional for dg-skip-if,
97 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
99 2010-03-03 Jason Merrill <jason@redhat.com>
102 * cgraph.h (varpool_node): Add extra_name field.
103 * varpool.c (varpool_extra_name_alias): New.
104 (varpool_assemble_decl): Emit extra name aliases.
105 (varpool_mark_needed_node): Look past an extra name alias.
106 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
107 * lto-streamer-in.c (lto_input_tree): Read it.
108 * lto-streamer-out.c (output_unreferenced_globals): Write it.
110 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
112 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
113 (sparc*-*-solaris2*): ...this.
115 2010-03-03 Jakub Jelinek <jakub@redhat.com>
118 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
119 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
120 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
121 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
124 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
125 fallthrough to default handling, just with want_address 0 instead of 2.
126 For single element lists, add_AT_loc directly, otherwise create an
127 artificial variable DIE and stick location list to it.
130 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
131 (VAL_EXPR_HAS_REVERSE): Define.
132 (reverse_op): New function.
133 (add_stores): For reversible operations add an extra MO_VAL_USE.
135 2010-03-02 Jason Merrill <jason@redhat.com>
137 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
139 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
141 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
142 (sparc64-*-linux*): Likewise.
143 (sparc64-*-solaris2*): Include assembler files before linker ones.
144 (sparc-*-solaris2*): Simplify and reorder to match previous case.
145 * config/sparc/gas.h: Delete.
146 * config/sparc/sol2-64.h: Add copyright notice.
147 * config/sparc/sol2-gas-bi.h: Likewise.
148 * config/sparc/sol2-gld.h: Likewise.
149 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
150 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
151 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
152 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
153 (sparc_elf_asm_named_section): Rename into...
154 (sparc_solaris_elf_asm_named_section): ...this. Always define.
156 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
158 * config/alpha/alpha.c (override_options): Fix -mtune error message.
160 2010-03-02 Jeff Law <law@redhat.com>
163 * reload1.c (rtx_p, substitute_stack): Declare.
164 (substitute): Record addresses of changed rtxs.
165 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
166 Restore the original rtx when complete.
167 (reload): Free subsitute_stack when complete.
169 2010-03-02 Janis Johnson <janis187@us.ibm.com>
171 * doc/gccint.texi (menu): Add Testsuites as a chapter.
172 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
174 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
175 LTO Testing, gcov Testing, profopt Testing, compat Testing,
176 Torture Tests): Change from subsection to section.
178 2010-03-02 Jakub Jelinek <jakub@redhat.com>
179 Steven Bosscher <steven@gcc.gnu.org>
181 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
184 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
187 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
188 the assignment from the new induction variable to the assignment
189 of the value from the original loop PHI function.
191 2010-03-01 Janis Johnson <janis187@us.ibm.com>
192 Daniel Jacobowitz <dan@codesourcery.com>
194 * doc/sourcebuild.texi (Test directives): Clarify options to
197 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
199 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
200 Disable cfi directives unless GCC and gas agree on using read-only
201 .eh_frame sections for 64-bit.
202 * configure: Regenerate.
204 2010-03-01 Richard Guenther <rguenther@suse.de>
206 PR tree-optimization/43220
207 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
208 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
210 2010-03-01 Richard Guenther <rguenther@suse.de>
211 Martin Jambor <mjambor@suse.cz>
214 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
215 gimplified parameters.
217 2010-03-01 Christian Bruel <christian.bruel@st.com>
219 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
221 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
223 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
225 2010-03-01 Richard Guenther <rguenther@suse.de>
228 * expr.c (expand_assignment): Use the alias-oracle to tell
229 if the rhs aliases the result decl.
231 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
234 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
235 to sol_gt_pch_get_address.
236 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
237 64-bit, SPARC and x86.
238 (sol_gt_pch_get_address): New function.
240 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
242 * toplev.h (inform_n, error_n): Declare.
243 * diagnostic.c (inform_n, error_n): New function.
245 2010-03-01 Jakub Jelinek <jakub@redhat.com>
247 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
248 has no rtl yet when processing local_decls, queue it and recheck
249 if deferred stack allocation hasn't assigned it rtl.
251 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
253 * config/sh/sh.c (unspec_bbr_uid): New.
254 (gen_block_redirect): Use it instead of INSN_UID.
255 (gen_far_branch): Likewise.
257 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
259 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
260 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
262 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
264 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
265 (Warning Options): -Wno-conversion-null is valid for
266 Objective-C++ as well.
267 * doc/tm.texi (Named Address Spaces): Likewise.
268 * doc/plugins.texi (Plugins): Replace TABs with spaces.
269 * doc/tree-ssa.texi (Tree SSA): Likewise.
271 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
274 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
275 by default. Don't set the default arch for
276 i[34567]86-*-darwin*|x86_64-*-darwin*.
278 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
281 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
282 default. Set the default 32bit/64bit archs with $with_arch
283 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
285 2010-02-27 Richard Guenther <rguenther@suse.de>
287 PR tree-optimization/43186
288 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
289 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
290 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
293 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
295 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
296 required and i[34567]86-*-* targets don't support 64bit ISA.
298 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
301 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
304 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
306 * config.gcc: Set the default arch at least to Prescott for
307 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
308 if SSE math is enabled.
310 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
312 * diagnostic.c (diagnostic_initialize): Update.
313 (diagnostic_report_diagnostic): Test inhibit_notes_p for
315 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
316 (diagnostic_inhibit_notes): New.
317 * toplev.c (process_options): inhibit notes with -fcompare-debug.
319 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
322 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
323 * doc/standards.texi: Likewise.
324 * doc/extend.texi: Likewise.
325 * doc/trouble.texi: Likewise.
326 * doc/cppopts.texi: Likewise.
327 * doc/install.texi: Likewise.
328 * c.opt (std=c90,std=gnu90): New options.
329 * c-opts.c (c_common_handle_option): Handle them.
331 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
334 * c-decl.c (undeclared_variable): Use an informative note.
336 2010-02-26 Richard Guenther <rguenther@suse.de>
338 PR tree-optimization/43186
339 * gimple.h (gimple_fold): Remove.
340 * gimple.c (gimple_fold): Remove. Inline into single user ...
341 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
342 Try harder for conditions.
344 2010-02-26 Jakub Jelinek <jakub@redhat.com>
347 * function.c (used_types_insert): Don't skip through named pointer
348 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
349 and it is different from the main variant's type.
351 2010-02-26 Nick Clifton <nickc@redhat.com>
353 * config/rx/rx.md (sminsi3): Remove bogus alternative.
355 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
357 * config.gcc: Support --with-fpmath=sse for x86.
359 * config/i386/ssemath.h: New.
361 * doc/install.texi (--with-fpmath=sse): Documented.
363 2010-02-26 Richard Guenther <rguenther@suse.de>
365 PR tree-optimization/43188
366 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
367 vector types of over-aligned element type.
369 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
372 * config/i386/i386.c (expand_vec_perm_blend): Use correct
373 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
375 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
377 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
379 2010-02-26 Jakub Jelinek <jakub@redhat.com>
381 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
382 * var-tracking.c: Include diagnostic.h.
383 (debug_dv): New function.
384 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
387 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
388 (add_value_chain, add_value_chains, remove_value_chain,
389 remove_value_chains): Handle DEBUG_EXPRs.
390 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
393 * regcprop.c (struct queued_debug_insn_change): New type.
394 (struct value_data_entry): Add debug_insn_changes field.
395 (struct value_data): Add n_debug_insn_changes field.
396 (debug_insn_changes_pool): New variable.
397 (free_debug_insn_changes, apply_debug_insn_changes,
398 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
399 (kill_value_one_regno): Call free_debug_insn_changes if needed.
400 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
402 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
404 (copyprop_hardreg_forward_1): Don't call apply_change_group for
405 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
406 changes, call cprop_find_used_regs via note_stores.
407 (copyprop_hardreg_forward): When copying vd from predecessor
408 which has any queued DEBUG_INSN changes, make sure the pointers are
409 cleared. At the end call df_analyze and then if there are any
410 DEBUG_INSN changes queued at the end of some basic block for still
411 live registers, apply them.
412 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
414 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
416 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
419 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
421 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
422 targets. Set the default with_cpu/with_arch from arch/cpu.
423 Allow x86-64 and native for with_cpu/with_arch.
425 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
427 * ebitmap.c: Change calls to verify_popcount with calls to
428 sbitmap_verify_popcount.
429 (ebitmap_clear_bit): Fixed map->cacheindex test and
430 map>cache update when bit clearing results in an empty
433 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
436 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
437 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
438 and support both V2DF and V2DI modes.
439 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
440 support both V2DF and V2DI modes.
441 (general): Delete trailing whitespace from a few patterns.
443 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
444 V2DF/V2DI interleave high/low builtins.
446 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
449 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
450 interleave high/low functions.
452 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
454 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
455 #pragma extern_prefix.
457 2010-02-25 Jakub Jelinek <jakub@redhat.com>
460 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
461 BLKmode, assert op0 is a MEM and just adjust its mode.
464 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
465 if bitpos isn't multiple of mode's bitsize.
467 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
469 * c.opt (-ftemplate-depth=): New.
470 (-ftemplate-depth-): Deprecate.
471 * optc-gen.awk: Handle -ftemplate-depth=.
472 * opth-gen.awk: Likewise.
473 * c-opts.c (c_common_handle_option): Likewise.
474 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
476 2010-02-24 Jason Merrill <jason@redhat.com>
478 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
480 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
482 * cfg.c (alloc_aux_for_block): Remove inline.
483 (alloc_aux_for_edge): Likewise.
485 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
487 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
489 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
491 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
492 * config/i386/sol2-gas.h: New file.
493 * config.gcc (i[34567]86-*-solaris2*): Use it.
495 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
498 * c-typeck.c (ep_convert_and_check): New.
499 (build_conditional_expr): Use it.
500 (build_binary_op): Likewise.
502 2010-02-24 Jakub Jelinek <jakub@redhat.com>
504 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
507 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
509 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
510 expr needs to have DECL_NAME set.
512 2010-02-24 Nick Clifton <nickc@redhat.com>
514 * config/mep/mep.c: Include gimple.h.
515 (mep_function_uses_sp): Delete unused function.
516 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
517 parameters. Use unsigned integers to count args. Return a
518 NULL_RTX instead of an error_mark_node. Toidy up formatting.
520 2010-02-23 Jakub Jelinek <jakub@redhat.com>
523 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
524 greater or equal to nelt instead of 2 * nelt.
525 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
528 2010-02-23 Jason Merrill <jason@redhat.com>
531 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
532 in cfun->local_decls even if they have register types.
535 * stor-layout.c (place_field): Don't warn about unnecessary
536 DECL_PACKED if the type is packed.
538 2010-02-23 Jakub Jelinek <jakub@redhat.com>
541 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
542 GOTOFF relocs, even when the base reg isn't pic pointer.
544 2010-02-23 Michael Matz <matz@suse.de>
547 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
548 (expand_gimple_basic_block): Generate and use debug temps if there
549 are debug uses left after the last real use of TERed ssa names.
550 Unlink debug immediate uses when they are expanded.
552 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
555 * config/i386/i386.c (override_options): Reorganise to provide
556 better error messages.
558 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
561 * graphite-scop-detection.c (create_single_exit_edge): Move
562 the call to find_single_exit_edge to....
563 (create_sese_edges): ...here. Don't handle multiple edges
564 exiting the function.
565 (build_graphite_scops): Don't handle multiple edges
566 exiting the function.
568 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
571 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
572 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
574 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
577 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
579 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
582 * c-typeck.c (convert_arguments): Print declaration location.
583 * c-common.c (validate_nargs): Rename as
584 builtin_function_validate_nargs.
585 (check_builtin_function_arguments): Update.
587 2010-02-22 Richard Guenther <rguenther@suse.de>
590 * tree-inline.c (declare_return_variable): Use the type of
591 the call stmt lhs if available.
593 2010-02-22 Duncan Sands <baldrick@free.fr>
595 * passes.c (register_pass): Always consider all pass lists when
596 ref_pass_instance_number is zero.
598 2010-02-22 Richard Guenther <rguenther@suse.de>
600 PR tree-optimization/42749
601 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
602 parameter. Do arithmetic in the original type.
603 (update_accumulator_with_ops): Likewise.
604 (adjust_accumulator_values): Adjust.
606 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
608 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
609 (QI to BLKmode splitter): New splitter.
611 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
613 * config/i386/i386.c (initial_ix86_tune_features): Turn on
614 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
616 2010-02-22 Richard Guenther <rguenther@suse.de>
618 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
620 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
622 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
623 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
624 ($(T)crti.o, $(T)crtn.o): Remove rules.
626 2010-02-21 Tobias Burnus <burnus@net-b.de>
629 * doc/invoke.texi (-fassociative-math): Document that this
630 option is automatically enabled for Fortran.
632 2010-02-20 David S. Miller <davem@davemloft.net>
634 * configure.ac: Test if linker and assembler properly support
635 GOTDATA_OP relocations.
636 * configure: Rebuild.
637 * config.in: Likewise.
638 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
639 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
640 (movsi_high_pic): Likewise.
641 (movdi_lo_sum_pic): Likewise.
642 (movdi_high_pic): Likewise.
643 (movsi_pic_gotdata_op): New pattern.
644 (movdi_pic_gotdata_op): Likewise.
645 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
646 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
648 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
651 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
653 (xop_mulv2div2di3_high): Ditto.
655 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
658 * c.opt (Wconversion-null): New option.
659 * doc/invoke.texi (Wconversion-null): Document.
661 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
663 * common.opt (Wlarger-than-): Add Undocumented.
665 2010-02-19 Mike Stump <mikestump@comcast.net>
667 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
669 2010-02-19 Jason Merrill <jason@redhat.com>
672 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
673 * configure: Likewise.
675 2010-02-20 Alan Modra <amodra@gmail.com>
678 * cgraph.h (cgraph_make_decl_local): Declare.
679 * cgraph.c (cgraph_make_decl_local): New function.
680 (cgraph_make_node_local): Use it.
681 * cgraphunit.c (cgraph_function_versioning): Likewise.
682 * ipa.c (function_and_variable_visibility): Likewise.
684 2010-02-19 Jakub Jelinek <jakub@redhat.com>
687 * except.c (sjlj_emit_function_enter): Don't call
688 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
690 * rtl.h (add_reg_br_prob_note): Remove prototype.
692 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
695 * c-common.c (conversion_warning): Remove widening conversions
696 before checking the conversion of integers to reals.
698 2010-02-19 Mike Stump <mikestump@comcast.net>
701 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
704 * cgraphunit.c (process_function_and_variable_attributes): Check
705 DECL_PRESERVE_P instead of looking up attribute "used".
706 * ipa-pure-const.c (check_decl): Likewise.
707 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
708 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
709 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
710 instead of attribute "used".
711 * config/sol2-c.c (solaris_pragma_init): Likewise.
712 (solaris_pragma_fini): Likewise.
714 2010-02-19 Jakub Jelinek <jakub@redhat.com>
716 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
717 Use XCNEW instead of xcalloc.
718 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
719 XNEW instead of xmalloc.
720 (get_fields): Use XNEWVEC instead of xmalloc.
723 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
725 (create_new_general_access): For debug stmts just reset value.
726 (get_stmt_accesses): For accesses within debug stmts just record them
727 using add_access_to_acc_sites instead of preventing the peeling or
728 counting them as accesses.
731 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
733 2010-02-19 Richard Guenther <rguenther@suse.de>
735 PR tree-optimization/42916
736 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
739 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
741 * configure.ac: Replace all uses of changequote in macro arguments
744 2010-02-19 Jakub Jelinek <jakub@redhat.com>
747 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
749 2010-02-19 Richard Guenther <rguenther@suse.de>
751 PR tree-optimization/42944
752 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
753 test for aliasing with errno.
755 2010-02-19 Jakub Jelinek <jakub@redhat.com>
758 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
759 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
760 * dojump.c: Include output.h.
761 (inv): New inline function.
762 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
763 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
764 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
765 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
766 argument, pass it down to other calls.
767 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
768 add REG_BR_PROB note to the conditional jump.
769 * cfgexpand.c (add_reg_br_prob_note): Removed.
770 (expand_gimple_cond): Don't call it, add the probability
771 as last argument to jumpif_1/jumpifnot_1.
772 * Makefile.in (dojump.o): Depend on output.h.
773 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
775 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
776 * stmt.c (do_jump_if_equal): Likewise.
777 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
778 * loop-unswitch.c (compare_and_jump_seq): Likewise.
779 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
781 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
782 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
784 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
786 (store_expr): Adjust jumpifnot caller.
787 (store_constructor): Adjust jumpif caller.
790 * gimplify.c (gimple_boolify): For __builtin_expect call
791 gimple_boolify also on its first argument.
793 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
795 * configure.ac (gnu-unique-object): Wrap regexps using [] in
797 (__stack_chk_fail): Ditto. Remove quadrigraphs.
798 * configure: Regenerated.
800 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
802 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
803 lang_hooks.types_compatible_p instead of comptypes.
805 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
807 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
808 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
809 if __prefer_thumb__ is defined.
811 2010-02-18 Martin Jambor <mjambor@suse.cz>
813 PR tree-optimization/43066
814 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
815 array with zero-sized element type.
817 2010-02-18 Jakub Jelinek <jakub@redhat.com>
819 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
820 rtx, allocate struct var_loc_node here and return it to the
821 caller, and only if it is actually needed.
822 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
823 move it earlier and return immediately if it returns NULL.
825 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
827 * config/sparc/gas.h: New file. Restore
828 TARGET_ASM_NAMED_SECTION to its ELF default.
829 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
831 * config/sparc/sparc.c (sparc_elf_asm_named_section):
832 Likewise. Add ATTRIBUTE_UNUSED to prototype.
833 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
836 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
838 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
840 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
842 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
843 patterns from predicated pattern.
845 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
848 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
849 for insn mnemonic suffix.
851 2010-02-17 Richard Guenther <rguenther@suse.de>
853 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
856 2010-02-17 Jakub Jelinek <jakub@redhat.com>
859 * caller-save.c (save_call_clobbered_regs): If BB ends with
860 a DEBUG_INSN, move any notes in between last real insn and the last
861 DEBUG_INSN after the last DEBUG_INSN.
863 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
865 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
866 Fix return type. Fix argument type. Explain meaning of return value.
868 2010-02-16 Richard Guenther <rguenther@suse.de>
870 PR tree-optimization/41043
871 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
872 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
874 (vrp_visit_phi_node): ... but only for loop PHI nodes.
876 2010-02-16 Ira Rosen <irar@il.ibm.com>
878 PR tree-optimization/43074
879 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
880 * tree-vect-loop.c (vect_analyze_loop_operations): Add
881 vectorizable cycles in hybrid SLP check.
882 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
884 2010-02-16 Richard Guenther <rguenther@suse.de>
886 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
887 (true_dependence): If memrefs_conflict_p computes must-alias
888 trust it. Move TBAA check after offset-based disambiguation.
889 (canon_true_dependence): Likewise.
891 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
893 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
894 * doc/invoke.texi: Document it.
895 * var-tracking.c: Include toplev.h and params.h.
896 (vt_find_locations): Return bool indicating success. Compute
897 hash sizes unconditionally. Check new parameter, report.
898 (variable_tracking_main_1): Check vt_find_locations results and
899 retry. Renamed from...
900 (variable_tracking_main): ... this. New wrapper to preserve
901 flag_var_tracking_assignments.
902 * Makefile.in (var-tracking.o): Adjust dependencies.
904 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
905 Jakub Jelinek <jakub@redhat.com>
908 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
909 if weak_import attribute is present.
910 * config/darwin.c (machopic_select_section): Likewise.
912 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
914 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
915 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
916 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
917 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
919 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
921 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
924 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
925 Rewrite text to refer to the names.
927 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
929 * config/i386/i386-builtin-types.def
930 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
931 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
932 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
933 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
934 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
935 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
936 IX86_BUILTIN_VPERMIL2PS256.
937 (MULTI_ARG_4_DF2_DI_I): Defined.
938 (MULTI_ARG_4_DF2_DI_I1): Defined.
939 (MULTI_ARG_4_SF2_SI_I): Defined.
940 (MULTI_ARG_4_SF2_SI_I1): Defined.
941 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
942 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
943 __builtin_ia32_vpermil2ps256.
944 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
945 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
946 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
947 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
948 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
949 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
950 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
951 CODE_FOR_xop_vpermil2v8sf3.
952 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
953 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
954 * config/i386/xopintrin.h (_mm_permute2_pd): New.
955 (_mm256_permute2_pd): New.
956 (_mm_permute2_ps): New.
957 (_mm256_permute2_ps): New.
959 2010-02-15 Nick Clifton <nickc@redhat.com>
961 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
962 boolean parameters. Use emit_jump_insn when emitting a pop
963 instruction containing a return insn.
964 (push): Use 'true' rather than '1' as second parameter to F.
965 (h8300_expand_prologue): Likewise.
966 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
967 (h8300_expand_epilogue): Likewise.
969 2010-02-15 Richard Guenther <rguenther@suse.de>
972 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
975 2010-02-15 Nick Clifton <nickc@redhat.com>
977 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
980 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
982 * intl.c (fake_ngettext): New function.
983 * intl.h (fake_ngettext): Declare.
984 (ngettext): Define macro.
985 * collect2.c (notice_translated): New function.
986 (main): Use notice_translated and ngettext.
987 * collect2.h (notice_translated): Declare.
989 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
991 * reorg.c (delete_computation): Comment fixes.
992 * caller-save.c (setup_save_areas): Idem.
993 * sel-sched-dump.c (dump_lv_set): Idem.
996 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
998 * config/s390/s390.c (s390_sched_init): New function.
999 (TARGET_SCHED_INIT): Target hook defined.
1001 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1002 Jack Howarth <howarth@bromo.med.uc.edu>
1003 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1006 Partial revert of unintended change in fix for PR41605.
1007 * config/darwin.h: Fix typo.
1008 * config/darwin9.h: Same.
1010 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1012 * c-pch.c (pch_init): Clear v.
1014 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1017 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1018 graphite_can_represent_init for MULT_EXPR.
1020 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1024 * graphite-sese-to-poly.c (remove_phi): New.
1025 (translate_scalar_reduction_to_array): Call remove_phi.
1027 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1030 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1031 * graphite-clast-to-gimple.h (gloog): Update declaration.
1032 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1033 * graphite-poly.h (struct poly_bb): Add missing comments.
1034 (struct scop): Add poly_scop_p field.
1036 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1037 * graphite.c (graphite_transform_loops): Build the polyhedral
1038 representation for each scop before code generation.
1039 * sese.c (rename_variables_in_operand): Removed.
1040 (rename_variables_in_expr): Return the renamed expression.
1041 (rename_sese_parameters): New.
1042 * sese.h (rename_sese_parameters): Declared.
1044 2010-02-11 Richard Guenther <rguenther@suse.de>
1046 PR tree-optimization/42998
1047 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1048 POINTER_PLUS_EXPR properly.
1050 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1051 Changpeng Fang <changpeng.fang@amd.com>
1054 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1055 the cost of an IV candidate when the IV is used in a test against zero.
1057 * gcc.dg/tree-ssa/ivopts-3.c: New.
1059 2010-02-11 Richard Guenther <rguenther@suse.de>
1062 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1063 pointer-vs-decl case by swapping refs. Handle some cases
1064 of pointer-vs-decl disambiguations more conservatively.
1065 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1066 to false after expanding.
1068 2010-02-11 Richard Guenther <rguenther@suse.de>
1071 * gcc.c (process_command): Handle LTO file@offset case more
1074 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1076 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1077 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1079 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1081 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1082 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1083 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1084 Optimize eq/ne comparisons when both arguments are known to be
1086 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1087 Don't mask operands unnecessarily if they are known to be already
1090 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1092 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1095 2010-02-10 Richard Guenther <rguenther@suse.de>
1097 PR tree-optimization/43017
1098 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1099 for wrapping signed arithmetic.
1101 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1104 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1105 if no debug info should be emitted for it.
1107 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1109 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1110 note when flag_exceptions is set.
1112 2010-02-10 Duncan Sands <baldrick@free.fr>
1114 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1116 2010-02-10 Richard Guenther <rguenther@suse.de>
1119 * tree.c (get_unwidened): Handle constants.
1120 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1122 2010-02-10 Martin Jambor <mjambor@suse.cz>
1125 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1126 check for variable argument counts independently.
1128 2010-02-10 Christian Bruel <christian.bruel@st.com>
1131 * config/sh/sh.c (find_barrier): Increase length for non delayed
1132 conditional branches.
1134 2010-02-10 Christian Bruel <christian.bruel@st.com>
1136 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1138 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1140 * builtins.c (set_builtin_user_assembler_name): Also handle
1141 ffs if int is smaller than word.
1143 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1146 * ira-conflicts.c (get_dup): Remove.
1147 (process_reg_shuffles): Add new parameter. Use it as an
1148 additional guard for copy generation.
1149 (add_insn_allocno_copies): Rewrite.
1151 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1153 * common.opt (fsched2-use-traces): Preserved for backward
1155 * doc/invoke.texi: Remove the documentation about option
1156 -fsched2-use-traces.
1157 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1158 flag_sched2_use_traces.
1159 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1160 the backward compatibility flag section.
1162 2010-02-09 Richard Guenther <rguenther@suse.de>
1164 PR tree-optimization/43008
1165 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1166 make HEAP variables initialized from global memory if they
1167 are not known builtin functions.
1168 (find_func_aliases): Adjust.
1170 2010-02-09 Richard Guenther <rguenther@suse.de>
1172 PR tree-optimization/43000
1173 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1174 arithmetic manually.
1176 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1178 PR tree-optimization/42931
1179 * tree-loop-linear.c (try_interchange_loops): Don't call
1180 double_int_mul if estimated_loop_iterations failed.
1182 2010-02-08 Martin Jambor <mjambor@suse.cz>
1185 * tree-sra.c (build_accesses_from_assign): Do not mark in
1186 should_scalarize_away_bitmap if stmt has volatile ops.
1187 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1190 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1192 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1194 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1196 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1199 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1202 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1204 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1207 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1208 to unknown_dependence.
1209 (graphite_legal_transform_dr): Handle the unknown_dependence.
1210 (graphite_carried_dependence_level_k): Same.
1212 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1214 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1216 2010-02-07 Richard Guenther <rguenther@suse.de>
1219 * expr.c (get_inner_reference): Always initialize *pbitsize.
1221 2010-02-07 Richard Guenther <rguenther@suse.de>
1224 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1225 new ARRAY_REFs on variable size element or minimal index arrays.
1227 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1228 gimple_fold_indirect_ref.
1230 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1233 * arm.c (arm_override_options): Just return if the user has specified
1234 an invalid fpu name.
1236 2010-02-03 Jason Merrill <jason@redhat.com>
1239 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1240 i386_pe_maybe_record_exported_symbol.
1242 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1245 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1246 (pa_delegitimize_address): New function.
1248 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1250 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1251 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1253 2010-02-05 Richard Guenther <rguenther@suse.de>
1256 * lto-streamer-in.c (get_resolution): Deal with references
1257 to undefined functions.
1259 2010-02-05 Richard Guenther <rguenther@suse.de>
1261 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1262 (fold_const_aggregate_ref): Likewise.
1263 (ccp_fold_stmt): Substitute loads.
1264 (maybe_fold_reference): Verify types before substituting.
1266 (fold_gimple_assign): Unshare properly.
1267 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1269 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1271 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1272 for rs6000_gen_cell_microcode.
1274 2010-02-04 Richard Guenther <rguenther@suse.de>
1276 PR rtl-optimization/42952
1277 * dse.c (const_or_frame_p): Remove MEM handling.
1279 2010-02-04 Nick Clifton <nickc@redhat.com>
1281 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1282 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1283 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1284 (mn10300_asm_output_mi_thunk): New function.
1285 (mn10300_can_output_mu_thunk): New function.
1286 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1287 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1288 (FUNCTION_ARG): Delete incorrect comment.
1290 2010-02-03 Jason Merrill <jason@redhat.com>
1293 * fold-const.c (operand_equal_p): Handle erroneous types.
1295 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1297 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1299 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1301 PR rtl-optimization/42941
1302 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1305 2010-02-03 Jason Merrill <jason@redhat.com>
1308 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1310 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1313 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1314 (cselib_reset_table): Renamed from...
1315 (cselib_reset_table_with_next_value): ... this.
1316 (cselib_get_next_uid): Renamed from...
1317 (cselib_get_next_unknown_value): ... this.
1318 * cselib.c (next_uid): Renamed from...
1319 (next_unknown_value): ... this.
1320 (cselib_clear_table): Adjust.
1321 (cselib_reset_table): Adjust. Renamed from...
1322 (cselib_reset_table_with_next_value): ... this.
1323 (cselib_get_next_uid): Adjust. Renamed from...
1324 (cselib_get_next_unknown_value): ... this.
1325 (get_value_hash): Use hash.
1326 (cselib_hash_rtx): Likewise.
1327 (new_cselib_val): Adjust. Set and dump uid.
1328 (cselib_lookup_mem): Pass next_uid as hash.
1329 (cselib_subst_to_values): Likewise.
1330 (cselib_log_lookup): Dump uid.
1331 (cselib_lookup): Pass next_uid as hash. Adjust.
1332 (cselib_process_insn): Adjust.
1333 (cselib_init): Initialize next_uid.
1334 (cselib_finish): Adjust.
1335 (dump_cselib_table): Likewise.
1336 * dse.c (canon_address): Dump value uid.
1337 * print-rtl.c (print_rtx): Print value uid.
1338 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1340 (dv_uid): New function, sort of renamed from...
1341 (dv_htab_hash): ... this, reimplemented in terms of it and...
1342 (dv_uid2hash): ... this. New.
1343 (variable_htab_eq): Drop excess assertions.
1344 (tie_break_pointers): Removed.
1345 (canon_value_cmp): Compare uids.
1346 (variable_post_merge_New_vals): Print uids.
1347 (vt_add_function_parameters): Adjust.
1348 (vt_initialize): Reset table. Adjust.
1350 2010-02-03 Richard Guenther <rguenther@suse.de>
1352 PR tree-optimization/42944
1353 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1354 (call_may_clobber_ref_p_1): Likewise. Properly handle
1355 malloc and calloc clobbering errno.
1357 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1359 * doc/invoke.texi: Fix name of sched1 dump.
1361 * opts.c (decode_options): Set flag_tree_switch_conversion
1362 only conditionally on optimize >= 2.
1364 * gcse.c: Assorted comment fixes in pass description.
1366 2010-02-03 Anthony Green <green@moxielogic.com>
1368 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1369 nop padding in order to maintain alignment of storage location of
1370 target function address.
1371 (moxie_trampoline_init): Store target function address at newly
1373 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1375 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1377 2010-02-03 Richard Guenther <rguenther@suse.de>
1380 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1382 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1384 * config.gcc: Reenable check for obsolete targets.
1385 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1386 mips-sgi-irix6.[0-4]*.
1388 2010-02-02 Nick Clifton <nickc@redhat.com>
1390 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1391 constant size of 4 as being the same as 0.
1392 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1393 can take values in the range 0..4.
1395 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1398 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1399 as _darwin10_Unwind_FindEnclosingFunction().
1400 * libgcc-libsystem.ver: New.
1402 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1405 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1406 implicitly set registers.
1408 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1410 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1411 (arm_override_options): Allow automatic selection of the thread
1412 pointer register if thumb2.
1413 (legitimize_pic_address): Improve code sequences for Thumb2.
1414 (arm_call_tls_get_addr): Likewise.
1415 (legitimize_tls_address): Likewise.
1416 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1417 (pic_load_addr_32bit): ... this. New named pattern.
1418 * thumb2.md (pic_load_addr_thumb2): Delete.
1419 (pic_load_dot_plus_four): Delete.
1420 (tls_load_dot_plus_four): New named pattern.
1422 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1425 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1426 Document fix for TLS bug.
1428 2010-01-31 Richard Guenther <rguenther@suse.de>
1430 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1431 conservatively correct.
1433 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1437 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1439 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1441 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1443 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1445 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1447 * config.gcc: Adjust order of makefile fragments for mingw targets.
1449 2010-01-31 Richard Guenther <rguenther@suse.de>
1452 * gimplify.c (gimplify_init_constructor): For volatile LHS
1453 initialize a temporary.
1455 2010-01-31 Matthias Klose <doko@ubuntu.com>
1457 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1459 * configure: Regenerate.
1461 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1463 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1464 the same alias set and their sizes different constantness.
1465 (aliasing_component_refs_p): Revert 2009-10-24 change.
1467 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1469 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1472 2010-01-29 Richard Guenther <rguenther@suse.de>
1474 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1475 Assert we successfully updated the call.
1477 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1479 PR rtl-optimization/42889
1480 * df.h (df_set_bb_dirty_nonlr): New prototype.
1481 * df-core.c (df_set_bb_dirty_nonlr): New function.
1482 * df-scan.c (df_insn_rescan): Call it instead of
1483 df_set_bb_dirty for DEBUG_INSNs.
1485 2010-01-29 Richard Guenther <rguenther@suse.de>
1488 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1489 quadratic behavior in most cases.
1491 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1494 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1495 in the call to gen_x86_movsicc_0_m1.
1497 2010-01-28 Richard Guenther <rguenther@suse.de>
1499 PR tree-optimization/42871
1500 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1502 2010-01-28 Richard Guenther <rguenther@suse.de>
1504 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1505 into call arguments.
1507 2010-01-28 Richard Guenther <rguenther@suse.de>
1510 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1511 the forwarder if the destination is an EH landing pad.
1513 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1515 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1516 block list passed to gimple_duplicate_sese_tail.
1517 (parallelize_loops): Avoid parallelization when the function
1519 Avoid parallelization when the preheader is IRREDUCIBLE.
1520 Try to optimize when estimated_loop_iterations_int is unresolved.
1521 Add the loop's location to the dump file.
1522 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1523 (gimple_duplicate_sese_tail): Remove the check for the latch.
1524 Redirect nexits to the exit block.
1525 Remove handling of the incoming edges to the latch.
1526 Redirect the backedge from the copied latch to the exit bb.
1528 2010-01-28 Michael Matz <matz@suse.de>
1531 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1532 Wrap force_reg into a sequence, emit it before user.
1534 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1536 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1538 (arm_legacy_rev): Likewise.
1539 (thumb_legacy_rev): Likewise.
1541 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1543 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1544 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1545 on MEM's address failed, try avoid_constant_pool_reference and
1546 recurse if it returned something different.
1547 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1548 address, try avoid_constant_pool_reference and recurse if it
1549 returned something different.
1550 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1551 address and avoid_constant_pool_reference returned something
1552 different, don't set have_address.
1554 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1557 * var-tracking.c (val_store): Add modified argument, obey it.
1559 (count_uses): Move down logging of main.
1560 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1561 don't need resolution.
1562 (emit_notes_in_bb): Likewise.
1564 2010-01-27 Richard Guenther <rguenther@suse.de>
1567 * tree-inline.c (remap_decl): Delay remapping of SSA name
1568 default definitions until we need them.
1570 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1572 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1573 (rs6000_delegitimize_address): New function.
1575 * config/s390/s390.c (s390_delegitimize_address): Call
1576 delegitimize_mem_from_attrs.
1579 * tree-inline.c (cannot_copy_type_1): Removed.
1580 (copy_forbidden): Don't forbid copying of functions containing
1581 records/unions with variable length fields.
1583 2010-01-27 Christian Bruel <christian.bruel@st.com>
1587 * config/sh/sh.c (find_barrier): Increase length for non delayed
1588 conditional branches.
1590 2010-01-27 Matthias Klose <doko@ubuntu.com>
1592 * configure.ac (gnu-unique-object): Fix ldd version check.
1593 * configure: Regenerate.
1595 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1597 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1599 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1600 Test for HAVE_GNU_AS value.
1602 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1604 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1605 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1606 INT64_TYPE): Define.
1607 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1608 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1609 INT_LEAST64_TYPE): Define.
1610 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1611 UINT_LEAST64_TYPE): Define.
1612 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1613 INT_FAST64_TYPE): Define.
1614 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1615 UINT_FAST64_TYPE): Define.
1616 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1617 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1618 (SIG_ATOMIC_TYPE): Define.
1620 2010-01-26 Richard Guenther <rguenther@suse.de>
1622 * df-scan.c (df_scan_set_bb_info): Remove assert.
1623 (df_insn_rescan_debug_internal): Merge asserts.
1624 (df_install_ref): Likewise.
1625 (df_mark_reg): Use bitmap_set_range.
1626 (df_hard_reg_used_p): Remove assert.
1627 (df_hard_reg_used_count): Likewise.
1629 2010-01-26 Richard Guenther <rguenther@suse.de>
1631 PR rtl-optimization/42685
1632 * web.c (web_main): Ignore DEBUG_INSNs.
1634 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1636 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1638 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1639 Fix types of fndecl and arglist parameters.
1641 2010-01-26 Richard Guenther <rguenther@suse.de>
1644 * tree-eh.c (unsplit_eh): Skip debug insns.
1646 2010-01-26 Richard Guenther <rguenther@suse.de>
1648 PR tree-optimization/42250
1649 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1651 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1654 * omp-low.c (expand_omp_sections): Only use single_pred if
1655 l2_bb is single_pred_p.
1657 2010-01-25 Christian Bruel <christian.bruel@st.com>
1660 * config/sh/sh.c (find_barrier): Increase length for non delayed
1661 conditional branches.
1662 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1664 2010-01-24 David S. Miller <davem@davemloft.net>
1666 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1667 define if not using GAS.
1668 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1669 Likewise. Delete SECTION_MERGE code, which is only applicable
1672 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1675 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1676 mangling of va_list in system headers.
1678 2010-01-23 Toon Moene <toon@moene.org>
1680 * tree-predcom.c (combine_chains): Return NULL, not false.
1682 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1684 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1685 initialization of variable res to agree with return type.
1687 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1689 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1690 * tree-sra.c: Add include of expr.h.
1692 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1694 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1695 insert the debug stmt on the single non-EH edge from the stmt.
1697 2010-01-22 Richard Henderson <rth@redhat.com>
1700 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1701 the RHS until after generate_subtree_copies has insertted its
1702 code before the current statement.
1704 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1706 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1708 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1710 2010-01-21 Martin Jambor <mjambor@suse.cz>
1712 PR tree-optimization/42585
1713 * tree-sra.c (struct access): New field grp_total_scalarization.
1714 (dump_access): Dump the new field.
1715 (should_scalarize_away_bitmap): New variable.
1716 (cannot_scalarize_away_bitmap): Likewise.
1717 (sra_initialize): Allocate new bitmaps.
1718 (sra_deinitialize): Free new bitmaps.
1719 (create_access_1): New function.
1720 (create_access): Parts moved to create_access_1.
1721 (type_consists_of_records_p): New function.
1722 (completely_scalarize_record): Likewise.
1723 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1724 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1725 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1727 (analyze_all_variable_accesses): Completely scalarize small eligible
1730 2010-01-21 Martin Jambor <mjambor@suse.cz>
1732 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1734 2010-01-21 Andrew Haley <aph@redhat.com>
1736 * gcc.c (process_command): Move lang_specific_driver before
1737 setting cc_libexec_prefix.
1739 2010-01-21 Richard Guenther <rguenther@suse.de>
1742 * fold-const.c (negate_expr_p): Pretend only negative
1743 real constants are easily negatable.
1745 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1746 Jason Merrill <jason@redhat.com>
1748 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1749 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1750 * calls.c (initialize argument_information): Handle it.
1751 * c-common.c (handle_transparent_union_attribute): Use new name.
1752 * c-decl.c (finish_struct): Ditto.
1753 * c-typeck.c (type_lists_compatible_p): Ditto.
1754 (convert_for_assignment): Use new name and also handle record.
1755 * function.c (aggregate_value_p): Handle it.
1756 (pass_by_reference): Ditto.
1757 (assign_parm_data_types): Ditto.
1758 * print-tree.c (print_node): Ditto.
1759 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1760 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1761 * tree.c (first_field): New fn.
1763 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1766 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1767 even when linking statically, for now.
1769 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1772 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1773 without a cselib val.
1774 (count_uses): Accept MO_VAL_SET with no val on stores.
1775 (add_stores): Likewise.
1777 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1779 * var-tracking.c (check_value_val): Add a compile time assertion.
1780 (dv_is_decl_p): Simplify.
1781 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1782 gcc_assert if ENABLE_CHECKING.
1784 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1787 * var-tracking.c: Include tree-flow.h.
1788 (mem_dies_at_call): New.
1789 (dataflow_set_preserve_mem_locs): Use it.
1790 (dataflow_set_remove_mem_locs): Likewise.
1791 (dump_var): Renamed from dump_variable. Adjust all callers.
1792 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1793 * Makefile.in (var-tracking.o): Adjust deps.
1795 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1797 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1799 2010-01-20 Richard Guenther <rguenther@suse.de>
1801 PR tree-optimization/42717
1802 * tree-ssa-dce.c (get_live_post_dom): Remove.
1803 (forward_edge_to_pdom): Take an arbitrary edge to copy
1804 degenerate PHI args from.
1805 (remove_dead_stmt): Use the first post-dominator even if it
1806 does not contain live statements as redirection destination.
1808 2010-01-20 Richard Guenther <rguenther@suse.de>
1810 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1812 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1814 * sel-sched.c (create_speculation_check): Remove set but not used
1816 (try_transformation_cache): Remove set but not used variable ds.
1817 (calculate_privileged_insns): Remove set but not used variables
1818 cur_insn and min_spec_insn.
1819 (find_best_expr): Remove set but not used variable avail_n.
1820 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1822 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1824 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1825 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1828 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1831 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1832 cpu types. Add support for *-sse3 cpu types.
1833 (x86_64-*-*): Ditto.
1835 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1838 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1839 argument, call initializer_constant_valid_p_1 instead of
1840 initializer_constant_valid_p, pass CACHE to it, return NULL
1841 immediately if first call returns NULL.
1842 (initializer_constant_valid_p_1): New function.
1843 (initializer_constant_valid_p): Use it.
1845 2010-01-20 Thomas Quinot <quinot@adacore.com>
1847 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1849 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1851 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1852 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1853 (loc_list_from_tree): Don't handle unsigned division. Handle
1854 signed modulo using DW_OP_{over,over,div,mul,minus}.
1855 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1856 modulo instead of signed.
1858 2010-01-20 DJ Delorie <dj@redhat.com>
1860 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1862 (h8300_emit_stack_adjustment): Propogate it.
1864 (h8300_expand_prologue): Likewise.
1865 (h8300_expand_epilogue): Likewise.
1867 2010-01-19 Michael Matz <matz@suse.de>
1869 PR tree-optimization/41783
1870 * tree-data-ref.c (toplevel): Include flags.h.
1871 (dump_data_dependence_relation): Also dump the inputs if the
1872 result will be unknown.
1873 (split_constant_offset_1): Look through some conversions.
1874 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1875 the offset from last element is too large.
1876 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1877 (reassociate_to_the_same_stmt): Handle vector registers.
1878 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1880 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1881 wide_prolog_niters argument, emit widening instructions.
1882 (vect_do_peeling_for_alignment): Adjust caller, use widened
1883 variant of the iteration cound.
1884 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1886 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1889 * config/arm/neon-testgen.m (emit_automatics): New parameter
1890 features. Adjust for Fixed_return_reg feature.
1891 (test_intrinsic): Call emit_automatics with new feature.
1892 * config/arm/neon.ml: Update copyright years.
1893 (features): New Fixed_return_reg feature.
1894 (ops): Update feature for Vget_low.
1896 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1898 PR tree-optimization/42719
1899 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1903 * fwprop.c (all_uses_available_at): Return false if def_set dest
1904 is a REG that is used in def_insn.
1906 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1908 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1910 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1913 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1915 * target.h (struct gcc_target) <secondary_reload>: Change type
1916 of last argument to secondary_reload_info *.
1918 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1921 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1922 memory references with unaligned offsets. Remove CQImode handling.
1923 (unaligned_memory_operand): Return 1 for memory references with
1924 unaligned offsets. Remove CQImode handling.
1926 2010-01-18 Richard Guenther <rguenther@suse.de>
1929 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1932 2010-01-18 Richard Guenther <rguenther@suse.de>
1934 PR tree-optimization/42781
1935 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1936 restrict processing only if the original variable was artificial.
1938 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1940 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1941 find number of popped argument bytes.
1943 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1944 Fix the text that describes the return value for invalid insns.
1946 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1948 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1949 Clarify what 'cost of the -dependence' is. Fix quoting.
1951 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1952 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1954 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1956 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1957 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1959 2010-01-17 Richard Guenther <rguenther@suse.de>
1962 * function.c (split_complex_args): Take a VEC to modify.
1963 (assign_parms_augmented_arg_list): Build a VEC instead of
1964 a chain of PARM_DECLs.
1965 (assign_parms_unsplit_complex): Take a VEC of arguments.
1966 Do not fixup unmodified parms.
1967 (assign_parms): Deal with the VEC.
1968 (gimplify_parameters): Likewise.
1970 2010-01-17 Richard Guenther <rguenther@suse.de>
1972 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1973 node existence check.
1974 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1975 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1976 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1977 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1978 (gimple_execute_on_growing_pred): Likewise.
1980 2010-01-17 Richard Guenther <rguenther@suse.de>
1982 PR tree-optimization/42773
1983 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1984 (compute_antic_aux): Likewise.
1985 (compute_partial_antic_aux): Likewise.
1987 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1990 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1993 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1995 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1998 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1999 Fix markup for strict argument.
2001 (TARGET_SCHED_REORDER2): Fix argument types.
2003 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2004 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2006 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2007 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2009 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2012 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2013 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2014 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2015 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2016 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2018 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2020 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2022 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2023 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2025 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2027 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2030 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2032 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2033 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2035 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2037 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2039 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2040 referring to it. Fix language.
2042 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2044 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2046 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2048 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2050 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2051 '@var{stream}. Remove stray 'and'.
2053 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2055 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2057 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2059 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2060 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2062 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2063 Fix description of return value.
2064 Rename argument "sz" to "len."
2066 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2067 Clarify meaning of 'true' return value.
2069 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2071 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2072 rep_mode versus mode_rep.
2074 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2076 (TARGET_BUILTIN_DECL): Fix name.
2078 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2080 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2082 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2084 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2086 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2088 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2091 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2092 Rename argument tm_fn to md_fn.
2094 (TARGET_OPTION_PRINT): Fix argument list.
2096 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2099 * config/i386/i386.c (ix86_fixup_binary_operands):
2100 Revert FMA4 fixup of operands.
2102 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2105 * Makefile.in (write_entries_to_file, install-plugin):
2106 Use \012 instead of \n with tr.
2108 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2110 * configure.ac (HAVE_AS_REF): New C macro.
2111 * configure: Regenerate.
2112 * config.in: Likewise.
2113 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2115 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2118 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2120 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2122 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2124 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2126 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2128 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2130 (TARGET_BINDS_LOCAL_P): Fix argument type.
2132 (TARGET_ASM_FILE_END): Use prototype.
2134 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2136 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2138 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2140 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2142 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2143 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2145 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2146 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2148 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2149 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2150 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2151 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2153 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2155 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2157 (TARGET_INIT_BUILTINS): Use prototype.
2159 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2160 Put 'const char *' in braces. Fix parameter types.
2161 (TARGET_INVALID_CONVERSION): Fix parameter types.
2162 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2163 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2165 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2168 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2170 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2172 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2174 * doc/tm.texi (TARGET_HELP): Fix return type.
2176 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2177 in braces. Fix argument types.
2179 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2181 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2183 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2185 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2186 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2188 (TARGET_MANGLE_TYPE): Fix argument types.
2190 (TARGET_IRA_COVER_CLASSES): Use prototype.
2192 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2194 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2196 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2198 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2200 (TARGET_CALLEE_COPIES): Fix argument types.
2202 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2204 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2206 (TARGET_FUNCTION_VALUE): Fix argument types.
2208 (TARGET_RETURN_IN_MSB): Fix argument type.
2210 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2212 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2214 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2216 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2217 agree with return type.
2219 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2221 2010-01-15 Jing Yu <jingyu@google.com>
2223 PR rtl-optimization/42691
2224 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2225 a pseudo to a constant and are merged, and adjust comments.
2227 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2229 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2231 2010-01-15 Richard Guenther <rguenther@suse.de>
2234 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2235 labels of computed or non-local gotos to the destination.
2236 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2237 landing pad label is the first label.
2239 2010-01-15 Richard Guenther <rguenther@suse.de>
2241 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2243 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2246 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2247 to allow generation of the xssqrtdp instruction on power7.
2248 (sqrtdf2_fpr): Ditto.
2250 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2253 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2254 functions with noreturn attribute.
2257 * varasm.c (declare_weak): Add weak attribute to decl if it
2258 doesn't have one already.
2259 (assemble_external): Only add decls to weak_decls if they also
2260 have weak attribute.
2262 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2264 * var-tracking.c (var_reg_delete): Don't delete the association
2265 between REGs and values or one-part variables if the register
2268 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2271 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2272 because its first operand is a non-localized variable.
2274 2010-01-14 Martin Jambor <mjambor@suse.cz>
2276 PR tree-optimization/42706
2277 * tree-sra.c (encountered_recursive_call): New variable.
2278 (encountered_unchangable_recursive_call): Likewise.
2279 (sra_initialize): Initialize both new variables.
2280 (callsite_has_enough_arguments_p): New function.
2281 (scan_function): Call decl and flags check only for IPA-SRA, check
2282 whether there is a recursive call and whether it has enough arguments.
2283 (all_callers_have_enough_arguments_p): New function.
2284 (convert_callers): Look for recursive calls only when
2285 encountered_recursive_call is set.
2286 (ipa_early_sra): Bail out either if
2287 !all_callers_have_enough_arguments_p or
2288 encountered_unchangable_recursive_call.
2290 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2292 * sel-sched.c: Add 2010 to copyright years.
2293 * sel-sched-ir.c: Likewise.
2294 * sel-sched-ir.h: Likewise.
2296 2010-01-14 Martin Jambor <mjambor@suse.cz>
2298 PR tree-optimization/42714
2299 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2300 constructors specially.
2302 2010-01-14 Andi Kleen <ak@linux.intel.com>
2304 * config/i386/drivers-i386.c (detect_caches_intel):
2305 Add l2sizekb parameter and fill in.
2306 (host_detect_local_cpu): Add l2sizekb, fill in.
2307 Add Atom small cache heuristic.
2309 2010-01-14 Andi Kleen <ak@linux.intel.com>
2311 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2312 Add level3 parameter and fill in.
2313 (detect_caches_intel): Handle level3 cache.
2315 2010-01-14 Andi Kleen <ak@linux.intel.com>
2317 * config/i386/drivers-i386.c (host_detect_local_cpu):
2318 Fix core duo detection.
2320 2010-01-14 Andi Kleen <ak@linux.intel.com>
2322 * config/i386/drivers-i386.c (host_detect_local_cpu):
2325 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2327 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2328 (rs6000_variable_issue_1): this. Use...
2329 (rs6000_variable_issue): here. Reimplement. Print debug info.
2331 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2333 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2334 sel_restore_notes. Update all callers. Call reemit_notes
2337 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2339 PR rtl-optimization/42246
2340 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2343 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2345 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2346 all successors is the same as number of successors in current region.
2348 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2350 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2351 to rename is not separable. Otherwise check that its LHS is not NULL.
2353 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2355 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2357 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2359 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2360 available registers when failed to discover LHS register class.
2361 Fix indentation. Update comment.
2363 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2364 Alexander Monakov <amonakov@ispras.ru>
2366 PR rtl-optimization/42389
2367 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2369 (advance_state_on_fence): Likewise.
2370 (sel_target_adjust_priority): Print debug output only when
2371 sched_verbose >= 4, not 2.
2372 (get_expr_cost): Do not issue all unique insns on the next cycle.
2373 (fill_insns): Initialize can_issue_more from the value saved
2375 * sel-sched-ir.c (flist_add): New parameter issue_more.
2376 Init FENCE_ISSUE_MORE with it.
2377 (merge_fences): Likewise.
2378 (init_fences): Update call to flist_add.
2379 (add_to_fences, add_clean_fence_to_fences)
2380 (add_dirty_fence_to_fences): Likewise.
2381 (move_fence_to_fences): Update call to merge_fences.
2382 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2384 * sel-sched-ir.h (struct _fence): New field issue_more.
2385 (FENCE_ISSUE_MORE): New accessor macro.
2387 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2389 PR rtl-optimization/42388
2390 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2391 that have no predecessors nor successors. Do not call move_bb_info
2392 for empty blocks outside of current region.
2394 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2396 PR rtl-optimization/42294
2397 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2398 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2399 originators' originators.
2401 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2403 PR rtl-optimization/39453
2404 PR rtl-optimization/42246
2405 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2407 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2409 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2410 Alexander Monakov <amonakov@ispras.ru>
2413 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2414 (maybe_tidy_empty_bb): ... here. Make static. Add new
2415 argument. Update all callers.
2416 (tidy_control_flow): ... and here. Recompute topological order
2417 of basic blocks in region if necessary.
2418 (sel_redirect_edge_and_branch): Change return type. Return true
2419 if topological order might have been invalidated.
2420 (purge_empty_blocks): Export and move from...
2421 * sel-sched.c (purge_empty_blocks): ... here.
2422 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2423 (maybe_tidy_empty_bb): Delete prototype.
2424 (purge_empty_blocks): Declare.
2426 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2428 PR rtl-optimization/42249
2429 * sel-sched.c (try_replace_dest_reg): When chosen register
2430 and original register is the same, do not bail out early, but
2431 still check all original insns for validity of replacing destination
2432 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2435 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2438 Port from no-undefined-overflow branch:
2439 2009-03-09 Richard Guenther <rguenther@suse.de>
2441 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2443 2010-01-14 Richard Guenther <rguenther@suse.de>
2446 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2448 2010-01-14 Ira Rosen <irar@il.ibm.com>
2450 PR tree-optimization/42709
2451 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2452 as scalar type in creation of constant vector operand.
2454 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2457 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2458 (check-parallel-%): Match `testsuite' directory component only
2461 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2463 PR translation/39521
2464 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2467 2010-01-13 Richard Guenther <rguenther@suse.de>
2469 PR tree-optimization/42730
2470 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2473 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2476 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2477 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2480 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2482 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2483 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2484 ___umulsi3_highpart.
2486 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2487 rather than schedule_insns if the pass is enabled.
2489 2010-01-13 Martin Jambor <mjambor@suse.cz>
2491 PR tree-optimization/42704
2492 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2495 2010-01-13 Martin Jambor <mjambor@suse.cz>
2497 PR tree-optimization/42703
2498 * tree-sra.c (analyze_access_subtree): Check that we can build a
2499 reference to the original data within the aggregate.
2501 2010-01-13 Richard Guenther <rguenther@suse.de>
2503 PR tree-optimization/42705
2504 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2506 2010-01-13 Richard Guenther <rguenther@suse.de>
2509 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2511 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2514 * var-tracking.c (values_to_unmark): New variable.
2515 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2516 values_to_unmark vector. Moved body to...
2517 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2518 instead queue it into values_to_unmark vector.
2519 (vt_find_locations): Free values_to_unmark vector.
2521 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2523 * config/s390/s390.c (override_options): Set
2524 default of max-pending-list-length to 256
2526 2010-01-13 Richard Guenther <rguenther@suse.de>
2529 * tree-pass.h (PROP_gimple_lcx): New.
2530 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2531 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2532 before the final cleanup_eh.
2533 (dump_properties): Dump PROP_gimple_lcx.
2534 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2535 (tree_lower_complex_O0): Remove.
2536 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2537 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2538 tree_lower_complex, schedule TODO_update_ssa.
2539 * lto-streamer-out.c (output_function): Stream the functions
2541 * lto-streamer-in.c (input_function): Likewise.
2542 (lto_read_body): Do not override them here.
2544 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2547 * c-typeck.c (build_c_cast): Fold value cast to union type before
2548 wrapping it in a CONSTRUCTOR.
2550 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2552 PR rtl-optimization/42699
2553 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2556 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2558 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2559 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2560 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2561 SUBTARGET_WARN_UNUSED_SPEC): ... here
2562 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2564 2010-01-12 Julian Brown <julian@codesourcery.com>
2566 * config/arm/neon-schedgen.ml (Utils): Don't try to
2567 open missing module.
2568 (find_with_result): New.
2570 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2573 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2574 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2576 PR tree-optimization/42645
2577 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2578 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2579 decl_map, set processing_debug_stmt to -1 and return name without
2582 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2584 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2585 binutils version, and reword target configuration description.
2587 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2589 * config/avr/avr.h (LINKER_NAME): Remove.
2591 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2594 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2595 that support VSX, warn for -mno-altivec if vsx is not disabled,
2598 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2599 Shujing Zhao <pearly.zhao@oracle.com>
2601 PR translation/42469
2602 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2603 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2604 character between option name and help text.
2605 * c.opt (imultilib): Likewise.
2607 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2609 * lto-streamer-out.c (output_unreferenced_globals): Output static
2612 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2614 PR rtl-optimization/42621
2615 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2616 optimizing for size.
2617 (duplicate_computed_gotos): Remove now-redundant check.
2619 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2622 * configure.ac: Save and restore LDFLAGS and LIBS
2623 * configure: Regenerate.
2625 2010-01-10 Richard Guenther <rguenther@suse.de>
2628 * builtins.c (fold_builtin_strlen): Add type argument and
2629 convert the resulting length to it.
2630 (fold_builtin_1): Adjust.
2632 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2634 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2635 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2637 (num_insns_constant_wide): Adjust for that change.
2639 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2642 * web.c (union_defs): Add used argument, to combine uses of
2644 (entry_register): Adjust type and tests of used argument.
2645 (web_main): Widen used for new use. Pass it to union_defs.
2646 * df.h (union_defs): Adjust prototype.
2648 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2651 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2652 uses in new incoming argument. Free body.
2653 (reset_debug_uses_in_loop): New.
2654 (analyze_insn_to_expand_var): Call the latter if the former found
2655 anything. Fix whitespace. Reject invalid dest overlaps before
2656 going through all insns in the loop.
2658 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2661 * haifa-sched.c (dying_use_p): Debug insns don't count.
2663 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2666 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2667 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2668 (verify_gimple_call): Reject LHS in noreturn calls.
2670 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2674 * tree-vect-loop-manip.c (adjust_info): New type.
2675 (adjust_vec): New pointer to vector.
2676 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2677 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2678 (slpeel_update_phis_for_duplicate_loop): Use them.
2679 (slpeel_update_phi_nodes_for_guard1): Likewise.
2680 (slpeel_update_phi_nodes_for_guard2): Likewise.
2681 (slpeel_tree_peel_loop_to_edge): Likewise.
2682 (vect_update_ivs_after_vectorizer): Likewise.
2684 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2686 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2687 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2689 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2691 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2692 bogus uninitialized warning.
2694 2010-01-09 Richard Guenther <rguenther@suse.de>
2697 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2698 the evolution is compatible with the initial condition.
2700 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2702 * gcc.c (process_command): Update copyright notice dates.
2703 * gcov.c (print_version): Likewise.
2704 * gcov-dump.c (print_version): Likewise.
2705 * mips-tfile.c (main): Likewise.
2706 * mips-tdump.c (main): Likewise.
2708 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2711 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2713 (rotlhi3_8): Delete.
2715 (rotlsi3_8): Delete.
2716 (rotlsi3_16): Delete.
2717 (rotlsi3_24): Delete.
2719 (*rotw<mode>3): New.
2720 (*rotb<mode>3): New.
2721 * config/avr/avr.c (avr_rotate_bytes): New function.
2722 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2724 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2727 * configure.ac: Modify -rdynamic check.
2728 * configure: Regenerate.
2730 2010-01-08 DJ Delorie <dj@redhat.com>
2732 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2733 register popping order.
2735 2010-01-08 Richard Guenther <rguenther@suse.de>
2738 * c.opt (fsigned-char): Also let LTO handle this option.
2739 (funsigned-char): Likewise.
2741 2010-01-07 Richard Guenther <rguenther@suse.de>
2743 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2744 (gimple_op): Likewise.
2745 (gimple_op_ptr): Likewise.
2746 (gimple_assign_set_lhs): Remove gcc_assert.
2747 (gimple_assign_set_rhs1): Likewise.
2748 (gimple_assign_set_rhs2): Likewise.
2749 (gimple_call_set_lhs): Likewise.
2750 (gimple_call_set_fn): Likewise.
2751 (gimple_call_set_fndecl): Likewise.
2752 (gimple_call_fndecl): Likewise.
2753 (gimple_call_return_type): Likewise.
2754 (gimple_call_set_chain): Likewise.
2755 (gimple_call_num_args): Likewise.
2756 (gimple_call_set_arg): Likewise.
2757 (gimple_cond_set_code): Likewise.
2758 (gimple_cond_set_lhs): Likewise.
2759 (gimple_cond_set_rhs): Likewise.
2760 (gimple_cond_set_true_label): Likewise.
2761 (gimple_cond_set_false_label): Likewise.
2762 (gimple_label_set_label): Likewise.
2763 (gimple_goto_set_dest): Likewise.
2764 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2765 (gimple_debug_bind_get_value): Likewise.
2766 (gimple_debug_bind_get_value_ptr): Likewise.
2767 (gimple_debug_bind_set_var): Likewise.
2768 (gimple_debug_bind_set_value): Likewise.
2769 (gimple_debug_bind_reset_value): Likewise.
2770 (gimple_debug_bind_has_value_p): Likewise.
2771 (gimple_return_retval_ptr): Remove gcc_assert.
2772 (gimple_return_retval): Likewise.
2773 (gimple_return_set_retval): Likewise.
2774 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2775 (safe_referenced_var_iterator): Remove.
2776 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2777 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2778 (fill_referenced_var_vec): Remove.
2779 (first_readonly_imm_use): Remove redundant gcc_assert.
2780 (phi_arg_index_from_use): Combine gcc_asserts.
2781 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2782 (first_imm_use_stmt): Remove redundant gcc_assert.
2783 * tree-cfg.c (verify_gimple_call): Verify function and chain
2784 operands. Verify arguments.
2785 (verify_types_in_gimple_stmt): Verify condition code and labels.
2787 2010-01-07 Richard Guenther <rguenther@suse.de>
2789 PR tree-optimization/42641
2790 * sese.c (rename_map_elt_info): Use the SSA name version, do
2793 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2795 PR tree-optimization/42625
2796 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2797 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2799 2010-01-07 Duncan Sands <baldrick@free.fr>
2801 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2803 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2806 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2807 note itself is not function_invariant_p.
2809 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2811 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2812 Do not add the DF_NOTE problem.
2813 * store-motion.c (execute_rtl_store_motion): Likewise.
2815 2010-01-07 Martin Jambor <mjambor@suse.cz>
2817 PR tree-optimization/42157
2818 * tree-sra.c (compare_access_positions): Stabilize sort if both
2819 accesses have integer types, return zero immediately if they are the
2822 2010-01-06 Richard Henderson <rth@redhat.com>
2825 * haifa-sched.c (add_to_note_list): Merge into ...
2826 (concat_note_lists): ... here, and ...
2827 (unlink_other_notes, rm_other_notes): Merge into...
2828 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2829 NOTE_INSN_EPILOGUE_BEG.
2831 2010-01-06 Richard Guenther <rguenther@suse.de>
2833 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2834 not inline regular functions into always-inline functions.
2836 2010-01-06 Nick Clifton <nickc@redhat.com>
2838 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2839 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2841 (OVERRIDE_OPTIONS): Delete.
2842 (OPTIMIZATION_OPTIONS): Define.
2843 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2844 * config/rx/rx.c (rx_handle_option): Issue an error message if
2845 -mcpu=rx200 and -fpu are used together.
2846 (rx_set_optimization_options): New function. Issue an error
2847 message if an optimization attribute attempts to reset the FPU/
2848 math optimization pairing.
2849 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2850 * config/rx/rx.opt: Set the default to 32-bit doubles.
2851 * config/rx/t-rx: Add multilibs for -nofpu option.
2852 * doc/invoke.texi: Update documentation of RX options.
2854 2010-01-06 Richard Guenther <rguenther@suse.de>
2856 * tree-ssa-pre.c (name_to_id): New global.
2857 (alloc_expression_id): Simplify SSA name handling.
2858 (lookup_expression_id): Likewise.
2859 (init_pre): Zero name_to_id.
2860 (fini_pre): Free it.
2862 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2864 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2866 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2869 * config/i386/sse.md (smaxv2di3): New.
2870 (umaxv2di3): Likewise.
2871 (sminv2di3): Likewise.
2872 (uminv2di3): Likewise.
2874 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2877 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2878 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2879 (legitimize_tls_address): Likewise.
2880 (sparc_tls_referenced_p): Likewise.
2881 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2882 and adjust calls to legitimize_pic_address.
2883 (legitimate_constant_p) Use sparc_tls_referenced_p.
2884 (legitimate_pic_operand_p): Likewise.
2885 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2886 (sparc_tls_symbol_ref_1): Delete.
2887 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2888 (legitimize_tls_address): Make static, handle CONST patterns.
2889 (legitimize_pic_address): Make static, remove unused parameter and
2890 adjust recursive calls.
2891 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2892 and adjust call to legitimize_pic_address.
2893 (sparc_output_mi_thunk): Likewise.
2895 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2896 H.J. Lu <hongjiu.lu@intel.com>
2899 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2900 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2901 operands to make them signed.
2904 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2907 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2908 GTU to GT for V4SI and V2DI.
2910 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2911 (umin<mode>3): Removed.
2913 (uminv4si3): Likewise.
2915 2010-01-05 Martin Jambor <mjambor@suse.cz>
2917 PR tree-optimization/42462
2918 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2919 current_function_decl to helper functions and macros.
2921 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2924 * flags.h: Don't include real.h.
2925 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2926 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2927 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2928 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2929 * dominance.c: Update copyright.
2930 * gimple.c (walk_gimple_op): Remove inline.
2931 * tree-ssa-reassoc.c: Include real.h.
2932 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2933 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2935 2010-01-05 Nick Clifton <nickc@redhat.com>
2937 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2938 register to push into the stack frame when the accumulator has to
2939 be saved during interrupts.
2941 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2943 * doc/invoke.texi: Remove the documentation about option
2945 * common.opt (Wunreachable-code): Preserved for backward
2947 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2948 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2949 the backward compatibility flag section.
2951 2010-01-05 Richard Guenther <rguenther@suse.de>
2953 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2955 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2958 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2960 PR tree-optimization/42508
2961 * tree-sra.c (convert_callers): Check for recursive call
2962 by comparing cgraph nodes instead of decls.
2963 (modify_function): Call ipa_modify_formal_parameters also
2964 on all same_body aliases.
2966 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2967 cgraph nodes when checking for same_body aliases.
2969 2010-01-05 Richard Guenther <rguenther@suse.de>
2971 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2972 allocation and lookup.
2973 (get_or_alloc_expr_for_constant): Likewise.
2974 (phi_translate): Sink allocation.
2976 2010-01-04 Richard Guenther <rguenther@suse.de>
2978 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2979 a new entry only if needed.
2980 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2981 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2983 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2985 (phi_translate): Handle CONSTANTs early.
2987 2010-01-04 Martin Jambor <mjambor@suse.cz>
2989 PR tree-optimization/42398
2990 * tree-sra.c (struct access): Removed flag grp_different_types.
2991 (dump_access): Do not dump the removed flag.
2992 (sort_and_splice_var_accesses): Do not set the removed flag.
2993 (sra_modify_expr): Check for type compatibility directly.
2995 2010-01-04 Martin Jambor <mjambor@suse.cz>
2997 PR tree-optimization/42366
2998 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2999 edges with variable number of parameters.
3000 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3001 flag instead of asserting it.
3002 (ipa_read_node_info): Read uses_analysis_done flag.
3004 2010-01-04 Richard Guenther <rguenther@suse.de>
3006 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3007 iterative_hash_* as intended.
3008 (vn_reference_compute_hash): Likewise. Simplify hashing
3010 (vn_reference_lookup_2): Likewise.
3011 (vn_nary_op_compute_hash): Likewise.
3012 (vn_phi_compute_hash): Likewise.
3013 (expressions_equal_p): Remove strange code.
3014 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3015 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3016 (bitmap_insert_into_set_1): Take value-id as parameter.
3017 (add_to_value): Pass it.
3018 (bitmap_insert_into_set): Likewise.
3019 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3021 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3024 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3025 (do_self_spec): For switches with SWITCH_IGNORE set set also
3026 SWITCH_IGNORE_PERMANENTLY.
3027 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3030 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3032 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3033 tree of an unreferenced global var.
3035 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3038 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3039 GTU to GT for V4SI and V2DI.
3041 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3042 (umin<mode>3): Removed.
3044 (uminv4si3): Likewise.
3046 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3049 * collect2.c (main): Turn on trace in collect2 if -v is passed
3052 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3054 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3055 description of expression operand.
3057 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3059 * configure.ac: Add install-html to target_list for Make-hooks.
3060 * configure: Regenerate.
3061 * fortran/Make-lang.in (F95_HTMLFILES): New.
3062 (fortran.html): Use it.
3063 (fortran.install-html): New.
3064 * Makefile.in (install-html): Add lang.install-html.
3065 * java/Make-lang.in (JAVA_HTMLFILES): New.
3066 (java.html): Use it.
3067 (java.install-html): New.
3068 * objc/Make-lang.in (objc.install-html): New.
3069 * objcp/Make-lang.in (obj-c++.install-html): New.
3070 * cp/Make-lang.in (c++.install-html): New.
3071 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3072 * lto/Make-lang.in (lto.install-html): New.
3074 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3077 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3079 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3081 PR rtl-optimization/41862
3082 * store-motion.c (store_killed_in_insn, compute_store_table,
3083 remove_reachable_equiv_notes, replace_store_insn,
3084 build_store_vectors): Ignore all DEBUG_INSNs.
3086 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3089 * common.opt: Add dumpdir.
3091 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3093 (option_map): Add --dumpdir.
3095 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3097 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3099 * opts.c (decode_options): Try dump_dir_name first if
3100 dump_base_name isn't an absolute path.
3101 (common_handle_option): Handle OPT_dumpdir.
3103 * toplev.c (dump_dir_name): New.
3104 (print_switch_values): Also ignore -dumpdir.
3106 * toplev.h (dump_dir_name): New.
3108 2010-01-03 Richard Guenther <rguenther@suse.de>
3110 PR tree-optimization/42589
3111 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3112 double-word expansion of bswap32.
3114 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3116 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3117 with BLOCK_FOR_INSN.
3118 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3119 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3120 noce_process_if_block): Likewise.
3121 * gcse.c (compute_local_properties, insert_expr_in_table,
3122 insert_set_in_table, canon_list_insert, find_avail_set,
3123 pre_insert_copy_insn): Likewise.
3125 * basic-block.h (BLOCK_NUM): Move from here...
3126 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3128 2010-01-03 Richard Guenther <rguenther@suse.de>
3130 PR tree-optimization/42438
3131 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3132 contains_may_not_return_call flag.
3133 (BB_MAY_NOTRETURN): New.
3134 (valid_in_sets): Trapping nary operations are not valid
3135 in blocks that may not return.
3136 (insert_into_preds_of_block): Remove check for trapping expressions.
3137 (compute_avail): Compute also BB_MAY_NOTRETURN.
3139 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3141 * doc/invoke.texi: Add 2010 to copyright years.
3143 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3145 * config/sparc/sparc.c: Fix formatting nits.
3147 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3148 Alexander Monakov <amonakov@ispras.ru>
3150 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3152 2010-01-02 Richard Guenther <rguenther@suse.de>
3155 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3156 (simplify_switch_using_ranges): Mark to be removed edges
3159 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3161 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3163 * collect2.c (scan_libraries): Add missing argument in call to
3166 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3169 * config/alpha/predicates.md (aligned_memory_operand): Return false
3171 (unaligned_memory_operand): Return true for CQImode.
3172 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3173 doesn not cross aligned SImode word boundary.
3175 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3177 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3179 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3180 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3182 2010-01-02 Richard Guenther <rguenther@suse.de>
3185 * toplev.c (compile_file): Emit LTO marker properly. Change
3187 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3189 2010-01-01 Richard Guenther <rguenther@suse.de>
3192 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3194 2010-01-01 Richard Guenther <rguenther@suse.de>
3197 * c-decl.c (grokdeclarator): For zero-size arrays force
3198 structural equality checks as layout_type does.
3200 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3202 * builtins.c: Update copyright to 2010.
3204 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3207 * lto-streamer-out.c (produce_asm): Revert the last change.
3208 (copy_function): Likewise.
3210 * lto-streamer.c (lto_get_section_name): Skip any leading
3213 2010-01-01 Richard Guenther <rguenther@suse.de>
3216 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3220 Copyright (C) 2010 Free Software Foundation, Inc.
3222 Copying and distribution of this file, with or without modification,
3223 are permitted in any medium without royalty provided the copyright
3224 notice and this notice are preserved.