1 2010-03-08 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43269
4 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
7 2010-03-08 Martin Jambor <mjambor@suse.cz>
9 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
10 (ipa_is_param_called): Removed.
11 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
12 (ipa_print_node_params): Do not print the called flag.
13 (ipa_write_node_info): Do not stream the called flag.
14 (ipa_read_node_info): Likewise.
16 2010-03-07 Jakub Jelinek <jakub@redhat.com>
19 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
20 * cselib.c (struct expand_value_data): Add dummy field.
21 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
23 (cselib_dummy_expand_value_rtx_cb): New function.
24 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
26 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
27 * var-tracking.c: Include pointer-set.h.
28 (variable): Change n_var_parts to char from int. Add
29 cur_loc_changed and in_changed_variables fields.
30 (variable_canonicalize): Remove.
31 (shared_var_p): New inline function.
32 (unshare_variable): Maintain cur_loc_changed and
33 in_changed_variables fields. If var was in changed_variables,
34 replace it there with new_var. Just copy cur_loc instead of
35 resetting it to something else.
36 (variable_union): Don't recompute cur_loc. Use shared_var_p.
37 (dataflow_set_union): Don't call variable_canonicalize.
38 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
39 of their DEBUG_EXPR_TREE_DECLs.
40 (canonicalize_loc_order_check): Verify that cur_loc is NULL
41 and in_changed_variables and cur_loc_changed is false.
42 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
43 and cur_loc_changed. Don't update cur_loc here.
44 (variable_merge_over_src): Don't call variable_canonicalize.
45 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
46 removing loc that is equal to cur_loc, clear cur_loc,
47 set cur_loc_changed and ensure variable_was_changed is called.
48 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
49 compare pointers in cur_loc check, if it is equal to loc,
50 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
51 (variable_different_p): Remove compare_current_location argument,
52 don't compare cur_loc.
53 (dataflow_set_different_1): Adjust variable_different_p caller.
54 (variable_was_changed): If dv had some var in changed_variables
55 already, reset in_changed_variables flag for it and propagate
56 cur_loc_changed over to the new variable. On empty var
57 always set cur_loc_changed. Set in_changed_variables on whatever
58 var is added to changed_variables.
59 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
60 Use shared_var_p. When removing loc that is equal to cur_loc,
61 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
62 end, don't set it to something else, just call variable_was_changed.
63 (delete_slot_part): Use shared_var_p. When cur_loc equals to
64 loc being removed, clear cur_loc and set cur_loc_changed.
65 Set cur_loc_changed if all locations have been removed.
66 (struct expand_loc_callback_data): New type.
67 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
68 allocated. Always create SUBREGs if simplify_subreg failed.
69 Prefer to use cur_loc, when that fails and still in
70 changed_variables (and seen first time) recompute it. Set
71 cur_loc_changed of variables which had to change cur_loc and
72 compute elcd->cur_loc_changed if any of the subexpressions used
73 had to change cur_loc.
74 (vt_expand_loc): Adjust to pass arguments in
75 expand_loc_callback_data structure.
76 (vt_expand_loc_dummy): New function.
77 (emitted_notes): New variable.
78 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
79 that weren't used for any other decl in current
80 emit_notes_for_changes call call vt_expand_loc_dummy to update
81 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
82 first loc_chain location if NULL before. Always use just
83 cur_loc instead of first loc_chain location. When cur_loc_changed
84 is false, when not --enable-checking=rtl just don't emit any note.
85 When rtl checking, compute the note and assert it is the same
86 as previous note. Clear cur_loc_changed and in_changed_variables
87 at the end before removing from changed_variables.
88 (check_changed_vars_3): New function.
89 (emit_notes_for_changes): Traverse changed_vars to call
90 check_changed_vars_3 on each changed var.
91 (emit_notes_for_differences_1): Clear cur_loc_changed and
92 in_changed_variables. Recompute cur_loc of new_var.
93 (emit_notes_for_differences_2): Clear cur_loc if new variable
95 (vt_emit_notes): Initialize and destroy emitted_notes.
97 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
99 PR rtl-optimization/42220
100 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
101 Use verify_reg_tracked to determine if we should use OP_OUT rather
103 (build_def_use): If we see an in-out operand for a register that we
104 know nothing about, treat is an output if possible, fail the block if
107 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
110 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
113 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
116 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
117 uses of relevant DEFs that are dead outside the loop too.
119 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
121 * var-tracking.c (dataflow_set_merge): Swap src and src2.
123 2010-01-13 Jakub Jelinek <jakub@redhat.com>
125 * var-tracking.c (values_to_unmark): New variable.
126 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
127 values_to_unmark vector. Moved body to...
128 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
129 instead queue it into values_to_unmark vector.
130 (vt_find_locations): Free values_to_unmark vector.
132 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
134 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
135 (site.exp): Export them when plugins are enabled.
137 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
140 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
142 (chrec_fold_multiply): Same.
144 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
147 * c-decl.c (build_compound_literal): Return early if init is
150 2010-03-04 Martin Jambor <mjambor@suse.cz>
152 PR tree-optimization/43164
153 PR tree-optimization/43191
154 * tree-sra.c (type_consists_of_records_p): Reject records with
155 zero-size bit-fields at the end.
157 2010-03-04 Mike Stump <mikestump@comcast.net>
159 * Makefile.in (TAGS): Remove *.y.
161 2010-03-04 Richard Guenther <rguenther@suse.de>
163 PR tree-optimization/40761
164 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
166 (my_rev_post_order_compute): New function.
169 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
172 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
173 decrease the cost of an IV candidate when the cost is infinite.
175 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
177 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
178 Use '3DNow!' for the extension of that name, ensure normal space
180 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
182 2010-03-03 Jeff Law <law@redhat.com>
184 * PR middle-end/32693
185 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
187 (extract_bit_field_1): Likewise.
189 2010-03-03 Janis Johnson <janis187@us.ibm.com>
191 * doc/sourcebuild.texi (Test directives): Document that arguments
192 include-opts and exclude-opts are now optional for dg-skip-if,
193 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
195 2010-03-03 Jason Merrill <jason@redhat.com>
198 * cgraph.h (varpool_node): Add extra_name field.
199 * varpool.c (varpool_extra_name_alias): New.
200 (varpool_assemble_decl): Emit extra name aliases.
201 (varpool_mark_needed_node): Look past an extra name alias.
202 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
203 * lto-streamer-in.c (lto_input_tree): Read it.
204 * lto-streamer-out.c (output_unreferenced_globals): Write it.
206 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
208 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
209 (sparc*-*-solaris2*): ...this.
211 2010-03-03 Jakub Jelinek <jakub@redhat.com>
214 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
215 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
216 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
217 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
220 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
221 fallthrough to default handling, just with want_address 0 instead of 2.
222 For single element lists, add_AT_loc directly, otherwise create an
223 artificial variable DIE and stick location list to it.
226 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
227 (VAL_EXPR_HAS_REVERSE): Define.
228 (reverse_op): New function.
229 (add_stores): For reversible operations add an extra MO_VAL_USE.
231 2010-03-02 Jason Merrill <jason@redhat.com>
233 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
235 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
237 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
238 (sparc64-*-linux*): Likewise.
239 (sparc64-*-solaris2*): Include assembler files before linker ones.
240 (sparc-*-solaris2*): Simplify and reorder to match previous case.
241 * config/sparc/gas.h: Delete.
242 * config/sparc/sol2-64.h: Add copyright notice.
243 * config/sparc/sol2-gas-bi.h: Likewise.
244 * config/sparc/sol2-gld.h: Likewise.
245 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
246 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
247 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
248 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
249 (sparc_elf_asm_named_section): Rename into...
250 (sparc_solaris_elf_asm_named_section): ...this. Always define.
252 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
254 * config/alpha/alpha.c (override_options): Fix -mtune error message.
256 2010-03-02 Jeff Law <law@redhat.com>
259 * reload1.c (rtx_p, substitute_stack): Declare.
260 (substitute): Record addresses of changed rtxs.
261 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
262 Restore the original rtx when complete.
263 (reload): Free subsitute_stack when complete.
265 2010-03-02 Janis Johnson <janis187@us.ibm.com>
267 * doc/gccint.texi (menu): Add Testsuites as a chapter.
268 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
270 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
271 LTO Testing, gcov Testing, profopt Testing, compat Testing,
272 Torture Tests): Change from subsection to section.
274 2010-03-02 Jakub Jelinek <jakub@redhat.com>
275 Steven Bosscher <steven@gcc.gnu.org>
277 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
280 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
283 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
284 the assignment from the new induction variable to the assignment
285 of the value from the original loop PHI function.
287 2010-03-01 Janis Johnson <janis187@us.ibm.com>
288 Daniel Jacobowitz <dan@codesourcery.com>
290 * doc/sourcebuild.texi (Test directives): Clarify options to
293 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
295 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
296 Disable cfi directives unless GCC and gas agree on using read-only
297 .eh_frame sections for 64-bit.
298 * configure: Regenerate.
300 2010-03-01 Richard Guenther <rguenther@suse.de>
302 PR tree-optimization/43220
303 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
304 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
306 2010-03-01 Richard Guenther <rguenther@suse.de>
307 Martin Jambor <mjambor@suse.cz>
310 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
311 gimplified parameters.
313 2010-03-01 Christian Bruel <christian.bruel@st.com>
315 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
317 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
319 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
321 2010-03-01 Richard Guenther <rguenther@suse.de>
324 * expr.c (expand_assignment): Use the alias-oracle to tell
325 if the rhs aliases the result decl.
327 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
330 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
331 to sol_gt_pch_get_address.
332 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
333 64-bit, SPARC and x86.
334 (sol_gt_pch_get_address): New function.
336 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
338 * toplev.h (inform_n, error_n): Declare.
339 * diagnostic.c (inform_n, error_n): New function.
341 2010-03-01 Jakub Jelinek <jakub@redhat.com>
343 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
344 has no rtl yet when processing local_decls, queue it and recheck
345 if deferred stack allocation hasn't assigned it rtl.
347 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
349 * config/sh/sh.c (unspec_bbr_uid): New.
350 (gen_block_redirect): Use it instead of INSN_UID.
351 (gen_far_branch): Likewise.
353 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
355 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
356 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
358 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
360 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
361 (Warning Options): -Wno-conversion-null is valid for
362 Objective-C++ as well.
363 * doc/tm.texi (Named Address Spaces): Likewise.
364 * doc/plugins.texi (Plugins): Replace TABs with spaces.
365 * doc/tree-ssa.texi (Tree SSA): Likewise.
367 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
370 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
371 by default. Don't set the default arch for
372 i[34567]86-*-darwin*|x86_64-*-darwin*.
374 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
377 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
378 default. Set the default 32bit/64bit archs with $with_arch
379 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
381 2010-02-27 Richard Guenther <rguenther@suse.de>
383 PR tree-optimization/43186
384 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
385 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
386 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
389 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
391 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
392 required and i[34567]86-*-* targets don't support 64bit ISA.
394 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
397 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
400 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
402 * config.gcc: Set the default arch at least to Prescott for
403 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
404 if SSE math is enabled.
406 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
408 * diagnostic.c (diagnostic_initialize): Update.
409 (diagnostic_report_diagnostic): Test inhibit_notes_p for
411 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
412 (diagnostic_inhibit_notes): New.
413 * toplev.c (process_options): inhibit notes with -fcompare-debug.
415 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
418 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
419 * doc/standards.texi: Likewise.
420 * doc/extend.texi: Likewise.
421 * doc/trouble.texi: Likewise.
422 * doc/cppopts.texi: Likewise.
423 * doc/install.texi: Likewise.
424 * c.opt (std=c90,std=gnu90): New options.
425 * c-opts.c (c_common_handle_option): Handle them.
427 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
430 * c-decl.c (undeclared_variable): Use an informative note.
432 2010-02-26 Richard Guenther <rguenther@suse.de>
434 PR tree-optimization/43186
435 * gimple.h (gimple_fold): Remove.
436 * gimple.c (gimple_fold): Remove. Inline into single user ...
437 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
438 Try harder for conditions.
440 2010-02-26 Jakub Jelinek <jakub@redhat.com>
443 * function.c (used_types_insert): Don't skip through named pointer
444 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
445 and it is different from the main variant's type.
447 2010-02-26 Nick Clifton <nickc@redhat.com>
449 * config/rx/rx.md (sminsi3): Remove bogus alternative.
451 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
453 * config.gcc: Support --with-fpmath=sse for x86.
455 * config/i386/ssemath.h: New.
457 * doc/install.texi (--with-fpmath=sse): Documented.
459 2010-02-26 Richard Guenther <rguenther@suse.de>
461 PR tree-optimization/43188
462 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
463 vector types of over-aligned element type.
465 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
468 * config/i386/i386.c (expand_vec_perm_blend): Use correct
469 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
471 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
473 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
475 2010-02-26 Jakub Jelinek <jakub@redhat.com>
477 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
478 * var-tracking.c: Include diagnostic.h.
479 (debug_dv): New function.
480 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
483 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
484 (add_value_chain, add_value_chains, remove_value_chain,
485 remove_value_chains): Handle DEBUG_EXPRs.
486 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
489 * regcprop.c (struct queued_debug_insn_change): New type.
490 (struct value_data_entry): Add debug_insn_changes field.
491 (struct value_data): Add n_debug_insn_changes field.
492 (debug_insn_changes_pool): New variable.
493 (free_debug_insn_changes, apply_debug_insn_changes,
494 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
495 (kill_value_one_regno): Call free_debug_insn_changes if needed.
496 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
498 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
500 (copyprop_hardreg_forward_1): Don't call apply_change_group for
501 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
502 changes, call cprop_find_used_regs via note_stores.
503 (copyprop_hardreg_forward): When copying vd from predecessor
504 which has any queued DEBUG_INSN changes, make sure the pointers are
505 cleared. At the end call df_analyze and then if there are any
506 DEBUG_INSN changes queued at the end of some basic block for still
507 live registers, apply them.
508 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
510 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
512 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
515 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
517 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
518 targets. Set the default with_cpu/with_arch from arch/cpu.
519 Allow x86-64 and native for with_cpu/with_arch.
521 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
523 * ebitmap.c: Change calls to verify_popcount with calls to
524 sbitmap_verify_popcount.
525 (ebitmap_clear_bit): Fixed map->cacheindex test and
526 map>cache update when bit clearing results in an empty
529 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
532 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
533 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
534 and support both V2DF and V2DI modes.
535 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
536 support both V2DF and V2DI modes.
537 (general): Delete trailing whitespace from a few patterns.
539 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
540 V2DF/V2DI interleave high/low builtins.
542 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
545 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
546 interleave high/low functions.
548 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
550 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
551 #pragma extern_prefix.
553 2010-02-25 Jakub Jelinek <jakub@redhat.com>
556 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
557 BLKmode, assert op0 is a MEM and just adjust its mode.
560 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
561 if bitpos isn't multiple of mode's bitsize.
563 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
565 * c.opt (-ftemplate-depth=): New.
566 (-ftemplate-depth-): Deprecate.
567 * optc-gen.awk: Handle -ftemplate-depth=.
568 * opth-gen.awk: Likewise.
569 * c-opts.c (c_common_handle_option): Likewise.
570 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
572 2010-02-24 Jason Merrill <jason@redhat.com>
574 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
576 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
578 * cfg.c (alloc_aux_for_block): Remove inline.
579 (alloc_aux_for_edge): Likewise.
581 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
583 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
585 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
587 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
588 * config/i386/sol2-gas.h: New file.
589 * config.gcc (i[34567]86-*-solaris2*): Use it.
591 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
594 * c-typeck.c (ep_convert_and_check): New.
595 (build_conditional_expr): Use it.
596 (build_binary_op): Likewise.
598 2010-02-24 Jakub Jelinek <jakub@redhat.com>
600 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
603 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
605 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
606 expr needs to have DECL_NAME set.
608 2010-02-24 Nick Clifton <nickc@redhat.com>
610 * config/mep/mep.c: Include gimple.h.
611 (mep_function_uses_sp): Delete unused function.
612 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
613 parameters. Use unsigned integers to count args. Return a
614 NULL_RTX instead of an error_mark_node. Toidy up formatting.
616 2010-02-23 Jakub Jelinek <jakub@redhat.com>
619 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
620 greater or equal to nelt instead of 2 * nelt.
621 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
624 2010-02-23 Jason Merrill <jason@redhat.com>
627 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
628 in cfun->local_decls even if they have register types.
631 * stor-layout.c (place_field): Don't warn about unnecessary
632 DECL_PACKED if the type is packed.
634 2010-02-23 Jakub Jelinek <jakub@redhat.com>
637 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
638 GOTOFF relocs, even when the base reg isn't pic pointer.
640 2010-02-23 Michael Matz <matz@suse.de>
643 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
644 (expand_gimple_basic_block): Generate and use debug temps if there
645 are debug uses left after the last real use of TERed ssa names.
646 Unlink debug immediate uses when they are expanded.
648 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
651 * config/i386/i386.c (override_options): Reorganise to provide
652 better error messages.
654 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
657 * graphite-scop-detection.c (create_single_exit_edge): Move
658 the call to find_single_exit_edge to....
659 (create_sese_edges): ...here. Don't handle multiple edges
660 exiting the function.
661 (build_graphite_scops): Don't handle multiple edges
662 exiting the function.
664 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
667 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
668 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
670 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
673 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
675 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
678 * c-typeck.c (convert_arguments): Print declaration location.
679 * c-common.c (validate_nargs): Rename as
680 builtin_function_validate_nargs.
681 (check_builtin_function_arguments): Update.
683 2010-02-22 Richard Guenther <rguenther@suse.de>
686 * tree-inline.c (declare_return_variable): Use the type of
687 the call stmt lhs if available.
689 2010-02-22 Duncan Sands <baldrick@free.fr>
691 * passes.c (register_pass): Always consider all pass lists when
692 ref_pass_instance_number is zero.
694 2010-02-22 Richard Guenther <rguenther@suse.de>
696 PR tree-optimization/42749
697 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
698 parameter. Do arithmetic in the original type.
699 (update_accumulator_with_ops): Likewise.
700 (adjust_accumulator_values): Adjust.
702 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
704 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
705 (QI to BLKmode splitter): New splitter.
707 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
709 * config/i386/i386.c (initial_ix86_tune_features): Turn on
710 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
712 2010-02-22 Richard Guenther <rguenther@suse.de>
714 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
716 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
718 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
719 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
720 ($(T)crti.o, $(T)crtn.o): Remove rules.
722 2010-02-21 Tobias Burnus <burnus@net-b.de>
725 * doc/invoke.texi (-fassociative-math): Document that this
726 option is automatically enabled for Fortran.
728 2010-02-20 David S. Miller <davem@davemloft.net>
730 * configure.ac: Test if linker and assembler properly support
731 GOTDATA_OP relocations.
732 * configure: Rebuild.
733 * config.in: Likewise.
734 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
735 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
736 (movsi_high_pic): Likewise.
737 (movdi_lo_sum_pic): Likewise.
738 (movdi_high_pic): Likewise.
739 (movsi_pic_gotdata_op): New pattern.
740 (movdi_pic_gotdata_op): Likewise.
741 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
742 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
744 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
747 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
749 (xop_mulv2div2di3_high): Ditto.
751 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
754 * c.opt (Wconversion-null): New option.
755 * doc/invoke.texi (Wconversion-null): Document.
757 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
759 * common.opt (Wlarger-than-): Add Undocumented.
761 2010-02-19 Mike Stump <mikestump@comcast.net>
763 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
765 2010-02-19 Jason Merrill <jason@redhat.com>
768 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
769 * configure: Likewise.
771 2010-02-20 Alan Modra <amodra@gmail.com>
774 * cgraph.h (cgraph_make_decl_local): Declare.
775 * cgraph.c (cgraph_make_decl_local): New function.
776 (cgraph_make_node_local): Use it.
777 * cgraphunit.c (cgraph_function_versioning): Likewise.
778 * ipa.c (function_and_variable_visibility): Likewise.
780 2010-02-19 Jakub Jelinek <jakub@redhat.com>
783 * except.c (sjlj_emit_function_enter): Don't call
784 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
786 * rtl.h (add_reg_br_prob_note): Remove prototype.
788 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
791 * c-common.c (conversion_warning): Remove widening conversions
792 before checking the conversion of integers to reals.
794 2010-02-19 Mike Stump <mikestump@comcast.net>
797 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
800 * cgraphunit.c (process_function_and_variable_attributes): Check
801 DECL_PRESERVE_P instead of looking up attribute "used".
802 * ipa-pure-const.c (check_decl): Likewise.
803 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
804 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
805 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
806 instead of attribute "used".
807 * config/sol2-c.c (solaris_pragma_init): Likewise.
808 (solaris_pragma_fini): Likewise.
810 2010-02-19 Jakub Jelinek <jakub@redhat.com>
812 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
813 Use XCNEW instead of xcalloc.
814 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
815 XNEW instead of xmalloc.
816 (get_fields): Use XNEWVEC instead of xmalloc.
819 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
821 (create_new_general_access): For debug stmts just reset value.
822 (get_stmt_accesses): For accesses within debug stmts just record them
823 using add_access_to_acc_sites instead of preventing the peeling or
824 counting them as accesses.
827 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
829 2010-02-19 Richard Guenther <rguenther@suse.de>
831 PR tree-optimization/42916
832 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
835 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
837 * configure.ac: Replace all uses of changequote in macro arguments
840 2010-02-19 Jakub Jelinek <jakub@redhat.com>
843 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
845 2010-02-19 Richard Guenther <rguenther@suse.de>
847 PR tree-optimization/42944
848 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
849 test for aliasing with errno.
851 2010-02-19 Jakub Jelinek <jakub@redhat.com>
854 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
855 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
856 * dojump.c: Include output.h.
857 (inv): New inline function.
858 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
859 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
860 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
861 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
862 argument, pass it down to other calls.
863 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
864 add REG_BR_PROB note to the conditional jump.
865 * cfgexpand.c (add_reg_br_prob_note): Removed.
866 (expand_gimple_cond): Don't call it, add the probability
867 as last argument to jumpif_1/jumpifnot_1.
868 * Makefile.in (dojump.o): Depend on output.h.
869 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
871 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
872 * stmt.c (do_jump_if_equal): Likewise.
873 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
874 * loop-unswitch.c (compare_and_jump_seq): Likewise.
875 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
877 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
878 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
880 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
882 (store_expr): Adjust jumpifnot caller.
883 (store_constructor): Adjust jumpif caller.
886 * gimplify.c (gimple_boolify): For __builtin_expect call
887 gimple_boolify also on its first argument.
889 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
891 * configure.ac (gnu-unique-object): Wrap regexps using [] in
893 (__stack_chk_fail): Ditto. Remove quadrigraphs.
894 * configure: Regenerated.
896 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
898 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
899 lang_hooks.types_compatible_p instead of comptypes.
901 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
903 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
904 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
905 if __prefer_thumb__ is defined.
907 2010-02-18 Martin Jambor <mjambor@suse.cz>
909 PR tree-optimization/43066
910 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
911 array with zero-sized element type.
913 2010-02-18 Jakub Jelinek <jakub@redhat.com>
915 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
916 rtx, allocate struct var_loc_node here and return it to the
917 caller, and only if it is actually needed.
918 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
919 move it earlier and return immediately if it returns NULL.
921 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
923 * config/sparc/gas.h: New file. Restore
924 TARGET_ASM_NAMED_SECTION to its ELF default.
925 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
927 * config/sparc/sparc.c (sparc_elf_asm_named_section):
928 Likewise. Add ATTRIBUTE_UNUSED to prototype.
929 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
932 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
934 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
936 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
938 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
939 patterns from predicated pattern.
941 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
944 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
945 for insn mnemonic suffix.
947 2010-02-17 Richard Guenther <rguenther@suse.de>
949 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
952 2010-02-17 Jakub Jelinek <jakub@redhat.com>
955 * caller-save.c (save_call_clobbered_regs): If BB ends with
956 a DEBUG_INSN, move any notes in between last real insn and the last
957 DEBUG_INSN after the last DEBUG_INSN.
959 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
961 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
962 Fix return type. Fix argument type. Explain meaning of return value.
964 2010-02-16 Richard Guenther <rguenther@suse.de>
966 PR tree-optimization/41043
967 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
968 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
970 (vrp_visit_phi_node): ... but only for loop PHI nodes.
972 2010-02-16 Ira Rosen <irar@il.ibm.com>
974 PR tree-optimization/43074
975 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
976 * tree-vect-loop.c (vect_analyze_loop_operations): Add
977 vectorizable cycles in hybrid SLP check.
978 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
980 2010-02-16 Richard Guenther <rguenther@suse.de>
982 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
983 (true_dependence): If memrefs_conflict_p computes must-alias
984 trust it. Move TBAA check after offset-based disambiguation.
985 (canon_true_dependence): Likewise.
987 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
989 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
990 * doc/invoke.texi: Document it.
991 * var-tracking.c: Include toplev.h and params.h.
992 (vt_find_locations): Return bool indicating success. Compute
993 hash sizes unconditionally. Check new parameter, report.
994 (variable_tracking_main_1): Check vt_find_locations results and
995 retry. Renamed from...
996 (variable_tracking_main): ... this. New wrapper to preserve
997 flag_var_tracking_assignments.
998 * Makefile.in (var-tracking.o): Adjust dependencies.
1000 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1001 Jakub Jelinek <jakub@redhat.com>
1004 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1005 if weak_import attribute is present.
1006 * config/darwin.c (machopic_select_section): Likewise.
1008 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1010 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1011 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1012 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1013 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1015 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1017 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1020 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1021 Rewrite text to refer to the names.
1023 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1025 * config/i386/i386-builtin-types.def
1026 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1027 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1028 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1029 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1030 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1031 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1032 IX86_BUILTIN_VPERMIL2PS256.
1033 (MULTI_ARG_4_DF2_DI_I): Defined.
1034 (MULTI_ARG_4_DF2_DI_I1): Defined.
1035 (MULTI_ARG_4_SF2_SI_I): Defined.
1036 (MULTI_ARG_4_SF2_SI_I1): Defined.
1037 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1038 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1039 __builtin_ia32_vpermil2ps256.
1040 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1041 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1042 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1043 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1044 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1045 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1046 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1047 CODE_FOR_xop_vpermil2v8sf3.
1048 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1049 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1050 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1051 (_mm256_permute2_pd): New.
1052 (_mm_permute2_ps): New.
1053 (_mm256_permute2_ps): New.
1055 2010-02-15 Nick Clifton <nickc@redhat.com>
1057 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1058 boolean parameters. Use emit_jump_insn when emitting a pop
1059 instruction containing a return insn.
1060 (push): Use 'true' rather than '1' as second parameter to F.
1061 (h8300_expand_prologue): Likewise.
1062 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1063 (h8300_expand_epilogue): Likewise.
1065 2010-02-15 Richard Guenther <rguenther@suse.de>
1068 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1071 2010-02-15 Nick Clifton <nickc@redhat.com>
1073 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1076 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1078 * intl.c (fake_ngettext): New function.
1079 * intl.h (fake_ngettext): Declare.
1080 (ngettext): Define macro.
1081 * collect2.c (notice_translated): New function.
1082 (main): Use notice_translated and ngettext.
1083 * collect2.h (notice_translated): Declare.
1085 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1087 * reorg.c (delete_computation): Comment fixes.
1088 * caller-save.c (setup_save_areas): Idem.
1089 * sel-sched-dump.c (dump_lv_set): Idem.
1092 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1094 * config/s390/s390.c (s390_sched_init): New function.
1095 (TARGET_SCHED_INIT): Target hook defined.
1097 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1098 Jack Howarth <howarth@bromo.med.uc.edu>
1099 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1102 Partial revert of unintended change in fix for PR41605.
1103 * config/darwin.h: Fix typo.
1104 * config/darwin9.h: Same.
1106 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1108 * c-pch.c (pch_init): Clear v.
1110 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1113 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1114 graphite_can_represent_init for MULT_EXPR.
1116 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1120 * graphite-sese-to-poly.c (remove_phi): New.
1121 (translate_scalar_reduction_to_array): Call remove_phi.
1123 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1126 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1127 * graphite-clast-to-gimple.h (gloog): Update declaration.
1128 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1129 * graphite-poly.h (struct poly_bb): Add missing comments.
1130 (struct scop): Add poly_scop_p field.
1132 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1133 * graphite.c (graphite_transform_loops): Build the polyhedral
1134 representation for each scop before code generation.
1135 * sese.c (rename_variables_in_operand): Removed.
1136 (rename_variables_in_expr): Return the renamed expression.
1137 (rename_sese_parameters): New.
1138 * sese.h (rename_sese_parameters): Declared.
1140 2010-02-11 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/42998
1143 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1144 POINTER_PLUS_EXPR properly.
1146 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1147 Changpeng Fang <changpeng.fang@amd.com>
1150 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1151 the cost of an IV candidate when the IV is used in a test against zero.
1153 * gcc.dg/tree-ssa/ivopts-3.c: New.
1155 2010-02-11 Richard Guenther <rguenther@suse.de>
1158 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1159 pointer-vs-decl case by swapping refs. Handle some cases
1160 of pointer-vs-decl disambiguations more conservatively.
1161 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1162 to false after expanding.
1164 2010-02-11 Richard Guenther <rguenther@suse.de>
1167 * gcc.c (process_command): Handle LTO file@offset case more
1170 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1172 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1173 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1175 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1177 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1178 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1179 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1180 Optimize eq/ne comparisons when both arguments are known to be
1182 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1183 Don't mask operands unnecessarily if they are known to be already
1186 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1188 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1191 2010-02-10 Richard Guenther <rguenther@suse.de>
1193 PR tree-optimization/43017
1194 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1195 for wrapping signed arithmetic.
1197 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1200 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1201 if no debug info should be emitted for it.
1203 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1205 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1206 note when flag_exceptions is set.
1208 2010-02-10 Duncan Sands <baldrick@free.fr>
1210 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1212 2010-02-10 Richard Guenther <rguenther@suse.de>
1215 * tree.c (get_unwidened): Handle constants.
1216 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1218 2010-02-10 Martin Jambor <mjambor@suse.cz>
1221 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1222 check for variable argument counts independently.
1224 2010-02-10 Christian Bruel <christian.bruel@st.com>
1227 * config/sh/sh.c (find_barrier): Increase length for non delayed
1228 conditional branches.
1230 2010-02-10 Christian Bruel <christian.bruel@st.com>
1232 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1234 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1236 * builtins.c (set_builtin_user_assembler_name): Also handle
1237 ffs if int is smaller than word.
1239 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1242 * ira-conflicts.c (get_dup): Remove.
1243 (process_reg_shuffles): Add new parameter. Use it as an
1244 additional guard for copy generation.
1245 (add_insn_allocno_copies): Rewrite.
1247 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1249 * common.opt (fsched2-use-traces): Preserved for backward
1251 * doc/invoke.texi: Remove the documentation about option
1252 -fsched2-use-traces.
1253 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1254 flag_sched2_use_traces.
1255 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1256 the backward compatibility flag section.
1258 2010-02-09 Richard Guenther <rguenther@suse.de>
1260 PR tree-optimization/43008
1261 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1262 make HEAP variables initialized from global memory if they
1263 are not known builtin functions.
1264 (find_func_aliases): Adjust.
1266 2010-02-09 Richard Guenther <rguenther@suse.de>
1268 PR tree-optimization/43000
1269 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1270 arithmetic manually.
1272 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1274 PR tree-optimization/42931
1275 * tree-loop-linear.c (try_interchange_loops): Don't call
1276 double_int_mul if estimated_loop_iterations failed.
1278 2010-02-08 Martin Jambor <mjambor@suse.cz>
1281 * tree-sra.c (build_accesses_from_assign): Do not mark in
1282 should_scalarize_away_bitmap if stmt has volatile ops.
1283 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1286 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1288 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1290 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1292 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1295 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1298 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1300 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1303 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1304 to unknown_dependence.
1305 (graphite_legal_transform_dr): Handle the unknown_dependence.
1306 (graphite_carried_dependence_level_k): Same.
1308 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1310 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1312 2010-02-07 Richard Guenther <rguenther@suse.de>
1315 * expr.c (get_inner_reference): Always initialize *pbitsize.
1317 2010-02-07 Richard Guenther <rguenther@suse.de>
1320 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1321 new ARRAY_REFs on variable size element or minimal index arrays.
1323 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1324 gimple_fold_indirect_ref.
1326 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1329 * arm.c (arm_override_options): Just return if the user has specified
1330 an invalid fpu name.
1332 2010-02-03 Jason Merrill <jason@redhat.com>
1335 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1336 i386_pe_maybe_record_exported_symbol.
1338 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1341 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1342 (pa_delegitimize_address): New function.
1344 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1346 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1347 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1349 2010-02-05 Richard Guenther <rguenther@suse.de>
1352 * lto-streamer-in.c (get_resolution): Deal with references
1353 to undefined functions.
1355 2010-02-05 Richard Guenther <rguenther@suse.de>
1357 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1358 (fold_const_aggregate_ref): Likewise.
1359 (ccp_fold_stmt): Substitute loads.
1360 (maybe_fold_reference): Verify types before substituting.
1362 (fold_gimple_assign): Unshare properly.
1363 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1365 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1367 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1368 for rs6000_gen_cell_microcode.
1370 2010-02-04 Richard Guenther <rguenther@suse.de>
1372 PR rtl-optimization/42952
1373 * dse.c (const_or_frame_p): Remove MEM handling.
1375 2010-02-04 Nick Clifton <nickc@redhat.com>
1377 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1378 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1379 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1380 (mn10300_asm_output_mi_thunk): New function.
1381 (mn10300_can_output_mu_thunk): New function.
1382 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1383 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1384 (FUNCTION_ARG): Delete incorrect comment.
1386 2010-02-03 Jason Merrill <jason@redhat.com>
1389 * fold-const.c (operand_equal_p): Handle erroneous types.
1391 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1393 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1395 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1397 PR rtl-optimization/42941
1398 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1401 2010-02-03 Jason Merrill <jason@redhat.com>
1404 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1406 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1409 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1410 (cselib_reset_table): Renamed from...
1411 (cselib_reset_table_with_next_value): ... this.
1412 (cselib_get_next_uid): Renamed from...
1413 (cselib_get_next_unknown_value): ... this.
1414 * cselib.c (next_uid): Renamed from...
1415 (next_unknown_value): ... this.
1416 (cselib_clear_table): Adjust.
1417 (cselib_reset_table): Adjust. Renamed from...
1418 (cselib_reset_table_with_next_value): ... this.
1419 (cselib_get_next_uid): Adjust. Renamed from...
1420 (cselib_get_next_unknown_value): ... this.
1421 (get_value_hash): Use hash.
1422 (cselib_hash_rtx): Likewise.
1423 (new_cselib_val): Adjust. Set and dump uid.
1424 (cselib_lookup_mem): Pass next_uid as hash.
1425 (cselib_subst_to_values): Likewise.
1426 (cselib_log_lookup): Dump uid.
1427 (cselib_lookup): Pass next_uid as hash. Adjust.
1428 (cselib_process_insn): Adjust.
1429 (cselib_init): Initialize next_uid.
1430 (cselib_finish): Adjust.
1431 (dump_cselib_table): Likewise.
1432 * dse.c (canon_address): Dump value uid.
1433 * print-rtl.c (print_rtx): Print value uid.
1434 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1436 (dv_uid): New function, sort of renamed from...
1437 (dv_htab_hash): ... this, reimplemented in terms of it and...
1438 (dv_uid2hash): ... this. New.
1439 (variable_htab_eq): Drop excess assertions.
1440 (tie_break_pointers): Removed.
1441 (canon_value_cmp): Compare uids.
1442 (variable_post_merge_New_vals): Print uids.
1443 (vt_add_function_parameters): Adjust.
1444 (vt_initialize): Reset table. Adjust.
1446 2010-02-03 Richard Guenther <rguenther@suse.de>
1448 PR tree-optimization/42944
1449 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1450 (call_may_clobber_ref_p_1): Likewise. Properly handle
1451 malloc and calloc clobbering errno.
1453 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1455 * doc/invoke.texi: Fix name of sched1 dump.
1457 * opts.c (decode_options): Set flag_tree_switch_conversion
1458 only conditionally on optimize >= 2.
1460 * gcse.c: Assorted comment fixes in pass description.
1462 2010-02-03 Anthony Green <green@moxielogic.com>
1464 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1465 nop padding in order to maintain alignment of storage location of
1466 target function address.
1467 (moxie_trampoline_init): Store target function address at newly
1469 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1471 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1473 2010-02-03 Richard Guenther <rguenther@suse.de>
1476 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1478 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1480 * config.gcc: Reenable check for obsolete targets.
1481 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1482 mips-sgi-irix6.[0-4]*.
1484 2010-02-02 Nick Clifton <nickc@redhat.com>
1486 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1487 constant size of 4 as being the same as 0.
1488 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1489 can take values in the range 0..4.
1491 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1494 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1495 as _darwin10_Unwind_FindEnclosingFunction().
1496 * libgcc-libsystem.ver: New.
1498 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1501 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1502 implicitly set registers.
1504 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1506 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1507 (arm_override_options): Allow automatic selection of the thread
1508 pointer register if thumb2.
1509 (legitimize_pic_address): Improve code sequences for Thumb2.
1510 (arm_call_tls_get_addr): Likewise.
1511 (legitimize_tls_address): Likewise.
1512 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1513 (pic_load_addr_32bit): ... this. New named pattern.
1514 * thumb2.md (pic_load_addr_thumb2): Delete.
1515 (pic_load_dot_plus_four): Delete.
1516 (tls_load_dot_plus_four): New named pattern.
1518 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1521 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1522 Document fix for TLS bug.
1524 2010-01-31 Richard Guenther <rguenther@suse.de>
1526 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1527 conservatively correct.
1529 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1533 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1535 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1537 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1539 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1541 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1543 * config.gcc: Adjust order of makefile fragments for mingw targets.
1545 2010-01-31 Richard Guenther <rguenther@suse.de>
1548 * gimplify.c (gimplify_init_constructor): For volatile LHS
1549 initialize a temporary.
1551 2010-01-31 Matthias Klose <doko@ubuntu.com>
1553 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1555 * configure: Regenerate.
1557 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1559 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1560 the same alias set and their sizes different constantness.
1561 (aliasing_component_refs_p): Revert 2009-10-24 change.
1563 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1565 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1568 2010-01-29 Richard Guenther <rguenther@suse.de>
1570 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1571 Assert we successfully updated the call.
1573 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1575 PR rtl-optimization/42889
1576 * df.h (df_set_bb_dirty_nonlr): New prototype.
1577 * df-core.c (df_set_bb_dirty_nonlr): New function.
1578 * df-scan.c (df_insn_rescan): Call it instead of
1579 df_set_bb_dirty for DEBUG_INSNs.
1581 2010-01-29 Richard Guenther <rguenther@suse.de>
1584 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1585 quadratic behavior in most cases.
1587 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1590 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1591 in the call to gen_x86_movsicc_0_m1.
1593 2010-01-28 Richard Guenther <rguenther@suse.de>
1595 PR tree-optimization/42871
1596 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1598 2010-01-28 Richard Guenther <rguenther@suse.de>
1600 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1601 into call arguments.
1603 2010-01-28 Richard Guenther <rguenther@suse.de>
1606 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1607 the forwarder if the destination is an EH landing pad.
1609 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1611 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1612 block list passed to gimple_duplicate_sese_tail.
1613 (parallelize_loops): Avoid parallelization when the function
1615 Avoid parallelization when the preheader is IRREDUCIBLE.
1616 Try to optimize when estimated_loop_iterations_int is unresolved.
1617 Add the loop's location to the dump file.
1618 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1619 (gimple_duplicate_sese_tail): Remove the check for the latch.
1620 Redirect nexits to the exit block.
1621 Remove handling of the incoming edges to the latch.
1622 Redirect the backedge from the copied latch to the exit bb.
1624 2010-01-28 Michael Matz <matz@suse.de>
1627 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1628 Wrap force_reg into a sequence, emit it before user.
1630 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1632 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1634 (arm_legacy_rev): Likewise.
1635 (thumb_legacy_rev): Likewise.
1637 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1639 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1640 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1641 on MEM's address failed, try avoid_constant_pool_reference and
1642 recurse if it returned something different.
1643 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1644 address, try avoid_constant_pool_reference and recurse if it
1645 returned something different.
1646 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1647 address and avoid_constant_pool_reference returned something
1648 different, don't set have_address.
1650 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1653 * var-tracking.c (val_store): Add modified argument, obey it.
1655 (count_uses): Move down logging of main.
1656 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1657 don't need resolution.
1658 (emit_notes_in_bb): Likewise.
1660 2010-01-27 Richard Guenther <rguenther@suse.de>
1663 * tree-inline.c (remap_decl): Delay remapping of SSA name
1664 default definitions until we need them.
1666 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1668 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1669 (rs6000_delegitimize_address): New function.
1671 * config/s390/s390.c (s390_delegitimize_address): Call
1672 delegitimize_mem_from_attrs.
1675 * tree-inline.c (cannot_copy_type_1): Removed.
1676 (copy_forbidden): Don't forbid copying of functions containing
1677 records/unions with variable length fields.
1679 2010-01-27 Christian Bruel <christian.bruel@st.com>
1683 * config/sh/sh.c (find_barrier): Increase length for non delayed
1684 conditional branches.
1686 2010-01-27 Matthias Klose <doko@ubuntu.com>
1688 * configure.ac (gnu-unique-object): Fix ldd version check.
1689 * configure: Regenerate.
1691 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1693 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1695 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1696 Test for HAVE_GNU_AS value.
1698 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1700 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1701 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1702 INT64_TYPE): Define.
1703 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1704 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1705 INT_LEAST64_TYPE): Define.
1706 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1707 UINT_LEAST64_TYPE): Define.
1708 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1709 INT_FAST64_TYPE): Define.
1710 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1711 UINT_FAST64_TYPE): Define.
1712 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1713 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1714 (SIG_ATOMIC_TYPE): Define.
1716 2010-01-26 Richard Guenther <rguenther@suse.de>
1718 * df-scan.c (df_scan_set_bb_info): Remove assert.
1719 (df_insn_rescan_debug_internal): Merge asserts.
1720 (df_install_ref): Likewise.
1721 (df_mark_reg): Use bitmap_set_range.
1722 (df_hard_reg_used_p): Remove assert.
1723 (df_hard_reg_used_count): Likewise.
1725 2010-01-26 Richard Guenther <rguenther@suse.de>
1727 PR rtl-optimization/42685
1728 * web.c (web_main): Ignore DEBUG_INSNs.
1730 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1732 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1734 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1735 Fix types of fndecl and arglist parameters.
1737 2010-01-26 Richard Guenther <rguenther@suse.de>
1740 * tree-eh.c (unsplit_eh): Skip debug insns.
1742 2010-01-26 Richard Guenther <rguenther@suse.de>
1744 PR tree-optimization/42250
1745 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1747 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1750 * omp-low.c (expand_omp_sections): Only use single_pred if
1751 l2_bb is single_pred_p.
1753 2010-01-25 Christian Bruel <christian.bruel@st.com>
1756 * config/sh/sh.c (find_barrier): Increase length for non delayed
1757 conditional branches.
1758 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1760 2010-01-24 David S. Miller <davem@davemloft.net>
1762 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1763 define if not using GAS.
1764 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1765 Likewise. Delete SECTION_MERGE code, which is only applicable
1768 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1771 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1772 mangling of va_list in system headers.
1774 2010-01-23 Toon Moene <toon@moene.org>
1776 * tree-predcom.c (combine_chains): Return NULL, not false.
1778 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1780 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1781 initialization of variable res to agree with return type.
1783 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1785 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1786 * tree-sra.c: Add include of expr.h.
1788 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1790 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1791 insert the debug stmt on the single non-EH edge from the stmt.
1793 2010-01-22 Richard Henderson <rth@redhat.com>
1796 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1797 the RHS until after generate_subtree_copies has insertted its
1798 code before the current statement.
1800 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1802 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1804 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1806 2010-01-21 Martin Jambor <mjambor@suse.cz>
1808 PR tree-optimization/42585
1809 * tree-sra.c (struct access): New field grp_total_scalarization.
1810 (dump_access): Dump the new field.
1811 (should_scalarize_away_bitmap): New variable.
1812 (cannot_scalarize_away_bitmap): Likewise.
1813 (sra_initialize): Allocate new bitmaps.
1814 (sra_deinitialize): Free new bitmaps.
1815 (create_access_1): New function.
1816 (create_access): Parts moved to create_access_1.
1817 (type_consists_of_records_p): New function.
1818 (completely_scalarize_record): Likewise.
1819 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1820 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1821 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1823 (analyze_all_variable_accesses): Completely scalarize small eligible
1826 2010-01-21 Martin Jambor <mjambor@suse.cz>
1828 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1830 2010-01-21 Andrew Haley <aph@redhat.com>
1832 * gcc.c (process_command): Move lang_specific_driver before
1833 setting cc_libexec_prefix.
1835 2010-01-21 Richard Guenther <rguenther@suse.de>
1838 * fold-const.c (negate_expr_p): Pretend only negative
1839 real constants are easily negatable.
1841 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1842 Jason Merrill <jason@redhat.com>
1844 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1845 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1846 * calls.c (initialize argument_information): Handle it.
1847 * c-common.c (handle_transparent_union_attribute): Use new name.
1848 * c-decl.c (finish_struct): Ditto.
1849 * c-typeck.c (type_lists_compatible_p): Ditto.
1850 (convert_for_assignment): Use new name and also handle record.
1851 * function.c (aggregate_value_p): Handle it.
1852 (pass_by_reference): Ditto.
1853 (assign_parm_data_types): Ditto.
1854 * print-tree.c (print_node): Ditto.
1855 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1856 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1857 * tree.c (first_field): New fn.
1859 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1862 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1863 even when linking statically, for now.
1865 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1868 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1869 without a cselib val.
1870 (count_uses): Accept MO_VAL_SET with no val on stores.
1871 (add_stores): Likewise.
1873 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1875 * var-tracking.c (check_value_val): Add a compile time assertion.
1876 (dv_is_decl_p): Simplify.
1877 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1878 gcc_assert if ENABLE_CHECKING.
1880 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1883 * var-tracking.c: Include tree-flow.h.
1884 (mem_dies_at_call): New.
1885 (dataflow_set_preserve_mem_locs): Use it.
1886 (dataflow_set_remove_mem_locs): Likewise.
1887 (dump_var): Renamed from dump_variable. Adjust all callers.
1888 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1889 * Makefile.in (var-tracking.o): Adjust deps.
1891 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1893 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1895 2010-01-20 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/42717
1898 * tree-ssa-dce.c (get_live_post_dom): Remove.
1899 (forward_edge_to_pdom): Take an arbitrary edge to copy
1900 degenerate PHI args from.
1901 (remove_dead_stmt): Use the first post-dominator even if it
1902 does not contain live statements as redirection destination.
1904 2010-01-20 Richard Guenther <rguenther@suse.de>
1906 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1908 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1910 * sel-sched.c (create_speculation_check): Remove set but not used
1912 (try_transformation_cache): Remove set but not used variable ds.
1913 (calculate_privileged_insns): Remove set but not used variables
1914 cur_insn and min_spec_insn.
1915 (find_best_expr): Remove set but not used variable avail_n.
1916 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1918 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1920 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1921 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1924 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1927 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1928 cpu types. Add support for *-sse3 cpu types.
1929 (x86_64-*-*): Ditto.
1931 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1934 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1935 argument, call initializer_constant_valid_p_1 instead of
1936 initializer_constant_valid_p, pass CACHE to it, return NULL
1937 immediately if first call returns NULL.
1938 (initializer_constant_valid_p_1): New function.
1939 (initializer_constant_valid_p): Use it.
1941 2010-01-20 Thomas Quinot <quinot@adacore.com>
1943 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1945 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1947 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1948 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1949 (loc_list_from_tree): Don't handle unsigned division. Handle
1950 signed modulo using DW_OP_{over,over,div,mul,minus}.
1951 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1952 modulo instead of signed.
1954 2010-01-20 DJ Delorie <dj@redhat.com>
1956 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1958 (h8300_emit_stack_adjustment): Propogate it.
1960 (h8300_expand_prologue): Likewise.
1961 (h8300_expand_epilogue): Likewise.
1963 2010-01-19 Michael Matz <matz@suse.de>
1965 PR tree-optimization/41783
1966 * tree-data-ref.c (toplevel): Include flags.h.
1967 (dump_data_dependence_relation): Also dump the inputs if the
1968 result will be unknown.
1969 (split_constant_offset_1): Look through some conversions.
1970 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1971 the offset from last element is too large.
1972 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1973 (reassociate_to_the_same_stmt): Handle vector registers.
1974 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1976 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1977 wide_prolog_niters argument, emit widening instructions.
1978 (vect_do_peeling_for_alignment): Adjust caller, use widened
1979 variant of the iteration cound.
1980 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1982 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1985 * config/arm/neon-testgen.m (emit_automatics): New parameter
1986 features. Adjust for Fixed_return_reg feature.
1987 (test_intrinsic): Call emit_automatics with new feature.
1988 * config/arm/neon.ml: Update copyright years.
1989 (features): New Fixed_return_reg feature.
1990 (ops): Update feature for Vget_low.
1992 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1994 PR tree-optimization/42719
1995 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1999 * fwprop.c (all_uses_available_at): Return false if def_set dest
2000 is a REG that is used in def_insn.
2002 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2004 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2006 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2009 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2011 * target.h (struct gcc_target) <secondary_reload>: Change type
2012 of last argument to secondary_reload_info *.
2014 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2017 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2018 memory references with unaligned offsets. Remove CQImode handling.
2019 (unaligned_memory_operand): Return 1 for memory references with
2020 unaligned offsets. Remove CQImode handling.
2022 2010-01-18 Richard Guenther <rguenther@suse.de>
2025 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2028 2010-01-18 Richard Guenther <rguenther@suse.de>
2030 PR tree-optimization/42781
2031 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2032 restrict processing only if the original variable was artificial.
2034 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2036 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2037 find number of popped argument bytes.
2039 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2040 Fix the text that describes the return value for invalid insns.
2042 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2044 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2045 Clarify what 'cost of the -dependence' is. Fix quoting.
2047 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2048 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2050 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2052 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2053 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2055 2010-01-17 Richard Guenther <rguenther@suse.de>
2058 * function.c (split_complex_args): Take a VEC to modify.
2059 (assign_parms_augmented_arg_list): Build a VEC instead of
2060 a chain of PARM_DECLs.
2061 (assign_parms_unsplit_complex): Take a VEC of arguments.
2062 Do not fixup unmodified parms.
2063 (assign_parms): Deal with the VEC.
2064 (gimplify_parameters): Likewise.
2066 2010-01-17 Richard Guenther <rguenther@suse.de>
2068 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2069 node existence check.
2070 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2071 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2072 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2073 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2074 (gimple_execute_on_growing_pred): Likewise.
2076 2010-01-17 Richard Guenther <rguenther@suse.de>
2078 PR tree-optimization/42773
2079 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2080 (compute_antic_aux): Likewise.
2081 (compute_partial_antic_aux): Likewise.
2083 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2086 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2089 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2091 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2094 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2095 Fix markup for strict argument.
2097 (TARGET_SCHED_REORDER2): Fix argument types.
2099 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2100 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2102 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2103 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2105 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2108 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2109 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2110 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2111 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2112 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2114 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2116 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2118 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2119 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2121 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2123 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2126 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2128 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2129 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2131 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2133 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2135 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2136 referring to it. Fix language.
2138 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2140 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2142 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2144 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2146 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2147 '@var{stream}. Remove stray 'and'.
2149 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2151 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2153 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2155 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2156 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2158 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2159 Fix description of return value.
2160 Rename argument "sz" to "len."
2162 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2163 Clarify meaning of 'true' return value.
2165 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2167 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2168 rep_mode versus mode_rep.
2170 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2172 (TARGET_BUILTIN_DECL): Fix name.
2174 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2176 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2178 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2180 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2182 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2184 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2187 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2188 Rename argument tm_fn to md_fn.
2190 (TARGET_OPTION_PRINT): Fix argument list.
2192 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2195 * config/i386/i386.c (ix86_fixup_binary_operands):
2196 Revert FMA4 fixup of operands.
2198 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2201 * Makefile.in (write_entries_to_file, install-plugin):
2202 Use \012 instead of \n with tr.
2204 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2206 * configure.ac (HAVE_AS_REF): New C macro.
2207 * configure: Regenerate.
2208 * config.in: Likewise.
2209 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2211 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2214 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2216 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2218 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2220 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2222 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2224 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2226 (TARGET_BINDS_LOCAL_P): Fix argument type.
2228 (TARGET_ASM_FILE_END): Use prototype.
2230 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2232 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2234 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2236 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2238 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2239 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2241 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2242 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2244 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2245 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2246 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2247 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2249 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2251 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2253 (TARGET_INIT_BUILTINS): Use prototype.
2255 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2256 Put 'const char *' in braces. Fix parameter types.
2257 (TARGET_INVALID_CONVERSION): Fix parameter types.
2258 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2259 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2261 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2264 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2266 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2268 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2270 * doc/tm.texi (TARGET_HELP): Fix return type.
2272 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2273 in braces. Fix argument types.
2275 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2277 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2279 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2281 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2282 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2284 (TARGET_MANGLE_TYPE): Fix argument types.
2286 (TARGET_IRA_COVER_CLASSES): Use prototype.
2288 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2290 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2292 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2294 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2296 (TARGET_CALLEE_COPIES): Fix argument types.
2298 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2300 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2302 (TARGET_FUNCTION_VALUE): Fix argument types.
2304 (TARGET_RETURN_IN_MSB): Fix argument type.
2306 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2308 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2310 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2312 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2313 agree with return type.
2315 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2317 2010-01-15 Jing Yu <jingyu@google.com>
2319 PR rtl-optimization/42691
2320 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2321 a pseudo to a constant and are merged, and adjust comments.
2323 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2325 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2327 2010-01-15 Richard Guenther <rguenther@suse.de>
2330 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2331 labels of computed or non-local gotos to the destination.
2332 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2333 landing pad label is the first label.
2335 2010-01-15 Richard Guenther <rguenther@suse.de>
2337 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2339 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2342 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2343 to allow generation of the xssqrtdp instruction on power7.
2344 (sqrtdf2_fpr): Ditto.
2346 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2349 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2350 functions with noreturn attribute.
2353 * varasm.c (declare_weak): Add weak attribute to decl if it
2354 doesn't have one already.
2355 (assemble_external): Only add decls to weak_decls if they also
2356 have weak attribute.
2358 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2360 * var-tracking.c (var_reg_delete): Don't delete the association
2361 between REGs and values or one-part variables if the register
2364 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2367 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2368 because its first operand is a non-localized variable.
2370 2010-01-14 Martin Jambor <mjambor@suse.cz>
2372 PR tree-optimization/42706
2373 * tree-sra.c (encountered_recursive_call): New variable.
2374 (encountered_unchangable_recursive_call): Likewise.
2375 (sra_initialize): Initialize both new variables.
2376 (callsite_has_enough_arguments_p): New function.
2377 (scan_function): Call decl and flags check only for IPA-SRA, check
2378 whether there is a recursive call and whether it has enough arguments.
2379 (all_callers_have_enough_arguments_p): New function.
2380 (convert_callers): Look for recursive calls only when
2381 encountered_recursive_call is set.
2382 (ipa_early_sra): Bail out either if
2383 !all_callers_have_enough_arguments_p or
2384 encountered_unchangable_recursive_call.
2386 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2388 * sel-sched.c: Add 2010 to copyright years.
2389 * sel-sched-ir.c: Likewise.
2390 * sel-sched-ir.h: Likewise.
2392 2010-01-14 Martin Jambor <mjambor@suse.cz>
2394 PR tree-optimization/42714
2395 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2396 constructors specially.
2398 2010-01-14 Andi Kleen <ak@linux.intel.com>
2400 * config/i386/drivers-i386.c (detect_caches_intel):
2401 Add l2sizekb parameter and fill in.
2402 (host_detect_local_cpu): Add l2sizekb, fill in.
2403 Add Atom small cache heuristic.
2405 2010-01-14 Andi Kleen <ak@linux.intel.com>
2407 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2408 Add level3 parameter and fill in.
2409 (detect_caches_intel): Handle level3 cache.
2411 2010-01-14 Andi Kleen <ak@linux.intel.com>
2413 * config/i386/drivers-i386.c (host_detect_local_cpu):
2414 Fix core duo detection.
2416 2010-01-14 Andi Kleen <ak@linux.intel.com>
2418 * config/i386/drivers-i386.c (host_detect_local_cpu):
2421 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2423 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2424 (rs6000_variable_issue_1): this. Use...
2425 (rs6000_variable_issue): here. Reimplement. Print debug info.
2427 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2429 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2430 sel_restore_notes. Update all callers. Call reemit_notes
2433 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2435 PR rtl-optimization/42246
2436 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2439 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2441 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2442 all successors is the same as number of successors in current region.
2444 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2446 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2447 to rename is not separable. Otherwise check that its LHS is not NULL.
2449 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2451 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2453 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2455 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2456 available registers when failed to discover LHS register class.
2457 Fix indentation. Update comment.
2459 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2460 Alexander Monakov <amonakov@ispras.ru>
2462 PR rtl-optimization/42389
2463 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2465 (advance_state_on_fence): Likewise.
2466 (sel_target_adjust_priority): Print debug output only when
2467 sched_verbose >= 4, not 2.
2468 (get_expr_cost): Do not issue all unique insns on the next cycle.
2469 (fill_insns): Initialize can_issue_more from the value saved
2471 * sel-sched-ir.c (flist_add): New parameter issue_more.
2472 Init FENCE_ISSUE_MORE with it.
2473 (merge_fences): Likewise.
2474 (init_fences): Update call to flist_add.
2475 (add_to_fences, add_clean_fence_to_fences)
2476 (add_dirty_fence_to_fences): Likewise.
2477 (move_fence_to_fences): Update call to merge_fences.
2478 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2480 * sel-sched-ir.h (struct _fence): New field issue_more.
2481 (FENCE_ISSUE_MORE): New accessor macro.
2483 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2485 PR rtl-optimization/42388
2486 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2487 that have no predecessors nor successors. Do not call move_bb_info
2488 for empty blocks outside of current region.
2490 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2492 PR rtl-optimization/42294
2493 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2494 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2495 originators' originators.
2497 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2499 PR rtl-optimization/39453
2500 PR rtl-optimization/42246
2501 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2503 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2505 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2506 Alexander Monakov <amonakov@ispras.ru>
2509 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2510 (maybe_tidy_empty_bb): ... here. Make static. Add new
2511 argument. Update all callers.
2512 (tidy_control_flow): ... and here. Recompute topological order
2513 of basic blocks in region if necessary.
2514 (sel_redirect_edge_and_branch): Change return type. Return true
2515 if topological order might have been invalidated.
2516 (purge_empty_blocks): Export and move from...
2517 * sel-sched.c (purge_empty_blocks): ... here.
2518 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2519 (maybe_tidy_empty_bb): Delete prototype.
2520 (purge_empty_blocks): Declare.
2522 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2524 PR rtl-optimization/42249
2525 * sel-sched.c (try_replace_dest_reg): When chosen register
2526 and original register is the same, do not bail out early, but
2527 still check all original insns for validity of replacing destination
2528 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2531 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2534 Port from no-undefined-overflow branch:
2535 2009-03-09 Richard Guenther <rguenther@suse.de>
2537 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2539 2010-01-14 Richard Guenther <rguenther@suse.de>
2542 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2544 2010-01-14 Ira Rosen <irar@il.ibm.com>
2546 PR tree-optimization/42709
2547 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2548 as scalar type in creation of constant vector operand.
2550 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2553 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2554 (check-parallel-%): Match `testsuite' directory component only
2557 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2559 PR translation/39521
2560 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2563 2010-01-13 Richard Guenther <rguenther@suse.de>
2565 PR tree-optimization/42730
2566 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2569 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2572 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2573 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2576 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2578 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2579 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2580 ___umulsi3_highpart.
2582 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2583 rather than schedule_insns if the pass is enabled.
2585 2010-01-13 Martin Jambor <mjambor@suse.cz>
2587 PR tree-optimization/42704
2588 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2591 2010-01-13 Martin Jambor <mjambor@suse.cz>
2593 PR tree-optimization/42703
2594 * tree-sra.c (analyze_access_subtree): Check that we can build a
2595 reference to the original data within the aggregate.
2597 2010-01-13 Richard Guenther <rguenther@suse.de>
2599 PR tree-optimization/42705
2600 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2602 2010-01-13 Richard Guenther <rguenther@suse.de>
2605 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2607 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2610 * var-tracking.c (values_to_unmark): New variable.
2611 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2612 values_to_unmark vector. Moved body to...
2613 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2614 instead queue it into values_to_unmark vector.
2615 (vt_find_locations): Free values_to_unmark vector.
2617 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2619 * config/s390/s390.c (override_options): Set
2620 default of max-pending-list-length to 256
2622 2010-01-13 Richard Guenther <rguenther@suse.de>
2625 * tree-pass.h (PROP_gimple_lcx): New.
2626 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2627 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2628 before the final cleanup_eh.
2629 (dump_properties): Dump PROP_gimple_lcx.
2630 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2631 (tree_lower_complex_O0): Remove.
2632 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2633 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2634 tree_lower_complex, schedule TODO_update_ssa.
2635 * lto-streamer-out.c (output_function): Stream the functions
2637 * lto-streamer-in.c (input_function): Likewise.
2638 (lto_read_body): Do not override them here.
2640 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2643 * c-typeck.c (build_c_cast): Fold value cast to union type before
2644 wrapping it in a CONSTRUCTOR.
2646 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2648 PR rtl-optimization/42699
2649 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2652 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2654 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2655 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2656 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2657 SUBTARGET_WARN_UNUSED_SPEC): ... here
2658 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2660 2010-01-12 Julian Brown <julian@codesourcery.com>
2662 * config/arm/neon-schedgen.ml (Utils): Don't try to
2663 open missing module.
2664 (find_with_result): New.
2666 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2669 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2670 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2672 PR tree-optimization/42645
2673 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2674 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2675 decl_map, set processing_debug_stmt to -1 and return name without
2678 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2680 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2681 binutils version, and reword target configuration description.
2683 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2685 * config/avr/avr.h (LINKER_NAME): Remove.
2687 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2690 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2691 that support VSX, warn for -mno-altivec if vsx is not disabled,
2694 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2695 Shujing Zhao <pearly.zhao@oracle.com>
2697 PR translation/42469
2698 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2699 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2700 character between option name and help text.
2701 * c.opt (imultilib): Likewise.
2703 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2705 * lto-streamer-out.c (output_unreferenced_globals): Output static
2708 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2710 PR rtl-optimization/42621
2711 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2712 optimizing for size.
2713 (duplicate_computed_gotos): Remove now-redundant check.
2715 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2718 * configure.ac: Save and restore LDFLAGS and LIBS
2719 * configure: Regenerate.
2721 2010-01-10 Richard Guenther <rguenther@suse.de>
2724 * builtins.c (fold_builtin_strlen): Add type argument and
2725 convert the resulting length to it.
2726 (fold_builtin_1): Adjust.
2728 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2730 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2731 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2733 (num_insns_constant_wide): Adjust for that change.
2735 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2738 * web.c (union_defs): Add used argument, to combine uses of
2740 (entry_register): Adjust type and tests of used argument.
2741 (web_main): Widen used for new use. Pass it to union_defs.
2742 * df.h (union_defs): Adjust prototype.
2744 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2747 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2748 uses in new incoming argument. Free body.
2749 (reset_debug_uses_in_loop): New.
2750 (analyze_insn_to_expand_var): Call the latter if the former found
2751 anything. Fix whitespace. Reject invalid dest overlaps before
2752 going through all insns in the loop.
2754 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2757 * haifa-sched.c (dying_use_p): Debug insns don't count.
2759 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2762 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2763 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2764 (verify_gimple_call): Reject LHS in noreturn calls.
2766 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2770 * tree-vect-loop-manip.c (adjust_info): New type.
2771 (adjust_vec): New pointer to vector.
2772 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2773 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2774 (slpeel_update_phis_for_duplicate_loop): Use them.
2775 (slpeel_update_phi_nodes_for_guard1): Likewise.
2776 (slpeel_update_phi_nodes_for_guard2): Likewise.
2777 (slpeel_tree_peel_loop_to_edge): Likewise.
2778 (vect_update_ivs_after_vectorizer): Likewise.
2780 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2782 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2783 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2785 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2787 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2788 bogus uninitialized warning.
2790 2010-01-09 Richard Guenther <rguenther@suse.de>
2793 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2794 the evolution is compatible with the initial condition.
2796 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2798 * gcc.c (process_command): Update copyright notice dates.
2799 * gcov.c (print_version): Likewise.
2800 * gcov-dump.c (print_version): Likewise.
2801 * mips-tfile.c (main): Likewise.
2802 * mips-tdump.c (main): Likewise.
2804 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2807 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2809 (rotlhi3_8): Delete.
2811 (rotlsi3_8): Delete.
2812 (rotlsi3_16): Delete.
2813 (rotlsi3_24): Delete.
2815 (*rotw<mode>3): New.
2816 (*rotb<mode>3): New.
2817 * config/avr/avr.c (avr_rotate_bytes): New function.
2818 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2820 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2823 * configure.ac: Modify -rdynamic check.
2824 * configure: Regenerate.
2826 2010-01-08 DJ Delorie <dj@redhat.com>
2828 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2829 register popping order.
2831 2010-01-08 Richard Guenther <rguenther@suse.de>
2834 * c.opt (fsigned-char): Also let LTO handle this option.
2835 (funsigned-char): Likewise.
2837 2010-01-07 Richard Guenther <rguenther@suse.de>
2839 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2840 (gimple_op): Likewise.
2841 (gimple_op_ptr): Likewise.
2842 (gimple_assign_set_lhs): Remove gcc_assert.
2843 (gimple_assign_set_rhs1): Likewise.
2844 (gimple_assign_set_rhs2): Likewise.
2845 (gimple_call_set_lhs): Likewise.
2846 (gimple_call_set_fn): Likewise.
2847 (gimple_call_set_fndecl): Likewise.
2848 (gimple_call_fndecl): Likewise.
2849 (gimple_call_return_type): Likewise.
2850 (gimple_call_set_chain): Likewise.
2851 (gimple_call_num_args): Likewise.
2852 (gimple_call_set_arg): Likewise.
2853 (gimple_cond_set_code): Likewise.
2854 (gimple_cond_set_lhs): Likewise.
2855 (gimple_cond_set_rhs): Likewise.
2856 (gimple_cond_set_true_label): Likewise.
2857 (gimple_cond_set_false_label): Likewise.
2858 (gimple_label_set_label): Likewise.
2859 (gimple_goto_set_dest): Likewise.
2860 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2861 (gimple_debug_bind_get_value): Likewise.
2862 (gimple_debug_bind_get_value_ptr): Likewise.
2863 (gimple_debug_bind_set_var): Likewise.
2864 (gimple_debug_bind_set_value): Likewise.
2865 (gimple_debug_bind_reset_value): Likewise.
2866 (gimple_debug_bind_has_value_p): Likewise.
2867 (gimple_return_retval_ptr): Remove gcc_assert.
2868 (gimple_return_retval): Likewise.
2869 (gimple_return_set_retval): Likewise.
2870 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2871 (safe_referenced_var_iterator): Remove.
2872 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2873 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2874 (fill_referenced_var_vec): Remove.
2875 (first_readonly_imm_use): Remove redundant gcc_assert.
2876 (phi_arg_index_from_use): Combine gcc_asserts.
2877 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2878 (first_imm_use_stmt): Remove redundant gcc_assert.
2879 * tree-cfg.c (verify_gimple_call): Verify function and chain
2880 operands. Verify arguments.
2881 (verify_types_in_gimple_stmt): Verify condition code and labels.
2883 2010-01-07 Richard Guenther <rguenther@suse.de>
2885 PR tree-optimization/42641
2886 * sese.c (rename_map_elt_info): Use the SSA name version, do
2889 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2891 PR tree-optimization/42625
2892 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2893 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2895 2010-01-07 Duncan Sands <baldrick@free.fr>
2897 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2899 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2902 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2903 note itself is not function_invariant_p.
2905 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2907 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2908 Do not add the DF_NOTE problem.
2909 * store-motion.c (execute_rtl_store_motion): Likewise.
2911 2010-01-07 Martin Jambor <mjambor@suse.cz>
2913 PR tree-optimization/42157
2914 * tree-sra.c (compare_access_positions): Stabilize sort if both
2915 accesses have integer types, return zero immediately if they are the
2918 2010-01-06 Richard Henderson <rth@redhat.com>
2921 * haifa-sched.c (add_to_note_list): Merge into ...
2922 (concat_note_lists): ... here, and ...
2923 (unlink_other_notes, rm_other_notes): Merge into...
2924 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2925 NOTE_INSN_EPILOGUE_BEG.
2927 2010-01-06 Richard Guenther <rguenther@suse.de>
2929 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2930 not inline regular functions into always-inline functions.
2932 2010-01-06 Nick Clifton <nickc@redhat.com>
2934 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2935 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2937 (OVERRIDE_OPTIONS): Delete.
2938 (OPTIMIZATION_OPTIONS): Define.
2939 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2940 * config/rx/rx.c (rx_handle_option): Issue an error message if
2941 -mcpu=rx200 and -fpu are used together.
2942 (rx_set_optimization_options): New function. Issue an error
2943 message if an optimization attribute attempts to reset the FPU/
2944 math optimization pairing.
2945 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2946 * config/rx/rx.opt: Set the default to 32-bit doubles.
2947 * config/rx/t-rx: Add multilibs for -nofpu option.
2948 * doc/invoke.texi: Update documentation of RX options.
2950 2010-01-06 Richard Guenther <rguenther@suse.de>
2952 * tree-ssa-pre.c (name_to_id): New global.
2953 (alloc_expression_id): Simplify SSA name handling.
2954 (lookup_expression_id): Likewise.
2955 (init_pre): Zero name_to_id.
2956 (fini_pre): Free it.
2958 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2960 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2962 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2965 * config/i386/sse.md (smaxv2di3): New.
2966 (umaxv2di3): Likewise.
2967 (sminv2di3): Likewise.
2968 (uminv2di3): Likewise.
2970 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2973 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2974 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2975 (legitimize_tls_address): Likewise.
2976 (sparc_tls_referenced_p): Likewise.
2977 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2978 and adjust calls to legitimize_pic_address.
2979 (legitimate_constant_p) Use sparc_tls_referenced_p.
2980 (legitimate_pic_operand_p): Likewise.
2981 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2982 (sparc_tls_symbol_ref_1): Delete.
2983 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2984 (legitimize_tls_address): Make static, handle CONST patterns.
2985 (legitimize_pic_address): Make static, remove unused parameter and
2986 adjust recursive calls.
2987 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2988 and adjust call to legitimize_pic_address.
2989 (sparc_output_mi_thunk): Likewise.
2991 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2992 H.J. Lu <hongjiu.lu@intel.com>
2995 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2996 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2997 operands to make them signed.
3000 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3003 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3004 GTU to GT for V4SI and V2DI.
3006 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3007 (umin<mode>3): Removed.
3009 (uminv4si3): Likewise.
3011 2010-01-05 Martin Jambor <mjambor@suse.cz>
3013 PR tree-optimization/42462
3014 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3015 current_function_decl to helper functions and macros.
3017 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3020 * flags.h: Don't include real.h.
3021 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3022 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3023 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3024 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3025 * dominance.c: Update copyright.
3026 * gimple.c (walk_gimple_op): Remove inline.
3027 * tree-ssa-reassoc.c: Include real.h.
3028 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3029 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3031 2010-01-05 Nick Clifton <nickc@redhat.com>
3033 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3034 register to push into the stack frame when the accumulator has to
3035 be saved during interrupts.
3037 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3039 * doc/invoke.texi: Remove the documentation about option
3041 * common.opt (Wunreachable-code): Preserved for backward
3043 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3044 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3045 the backward compatibility flag section.
3047 2010-01-05 Richard Guenther <rguenther@suse.de>
3049 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3051 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3054 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3056 PR tree-optimization/42508
3057 * tree-sra.c (convert_callers): Check for recursive call
3058 by comparing cgraph nodes instead of decls.
3059 (modify_function): Call ipa_modify_formal_parameters also
3060 on all same_body aliases.
3062 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3063 cgraph nodes when checking for same_body aliases.
3065 2010-01-05 Richard Guenther <rguenther@suse.de>
3067 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3068 allocation and lookup.
3069 (get_or_alloc_expr_for_constant): Likewise.
3070 (phi_translate): Sink allocation.
3072 2010-01-04 Richard Guenther <rguenther@suse.de>
3074 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3075 a new entry only if needed.
3076 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3077 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3079 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3081 (phi_translate): Handle CONSTANTs early.
3083 2010-01-04 Martin Jambor <mjambor@suse.cz>
3085 PR tree-optimization/42398
3086 * tree-sra.c (struct access): Removed flag grp_different_types.
3087 (dump_access): Do not dump the removed flag.
3088 (sort_and_splice_var_accesses): Do not set the removed flag.
3089 (sra_modify_expr): Check for type compatibility directly.
3091 2010-01-04 Martin Jambor <mjambor@suse.cz>
3093 PR tree-optimization/42366
3094 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3095 edges with variable number of parameters.
3096 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3097 flag instead of asserting it.
3098 (ipa_read_node_info): Read uses_analysis_done flag.
3100 2010-01-04 Richard Guenther <rguenther@suse.de>
3102 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3103 iterative_hash_* as intended.
3104 (vn_reference_compute_hash): Likewise. Simplify hashing
3106 (vn_reference_lookup_2): Likewise.
3107 (vn_nary_op_compute_hash): Likewise.
3108 (vn_phi_compute_hash): Likewise.
3109 (expressions_equal_p): Remove strange code.
3110 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3111 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3112 (bitmap_insert_into_set_1): Take value-id as parameter.
3113 (add_to_value): Pass it.
3114 (bitmap_insert_into_set): Likewise.
3115 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3117 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3120 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3121 (do_self_spec): For switches with SWITCH_IGNORE set set also
3122 SWITCH_IGNORE_PERMANENTLY.
3123 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3126 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3128 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3129 tree of an unreferenced global var.
3131 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3134 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3135 GTU to GT for V4SI and V2DI.
3137 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3138 (umin<mode>3): Removed.
3140 (uminv4si3): Likewise.
3142 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3145 * collect2.c (main): Turn on trace in collect2 if -v is passed
3148 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3150 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3151 description of expression operand.
3153 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3155 * configure.ac: Add install-html to target_list for Make-hooks.
3156 * configure: Regenerate.
3157 * fortran/Make-lang.in (F95_HTMLFILES): New.
3158 (fortran.html): Use it.
3159 (fortran.install-html): New.
3160 * Makefile.in (install-html): Add lang.install-html.
3161 * java/Make-lang.in (JAVA_HTMLFILES): New.
3162 (java.html): Use it.
3163 (java.install-html): New.
3164 * objc/Make-lang.in (objc.install-html): New.
3165 * objcp/Make-lang.in (obj-c++.install-html): New.
3166 * cp/Make-lang.in (c++.install-html): New.
3167 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3168 * lto/Make-lang.in (lto.install-html): New.
3170 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3173 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3175 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3177 PR rtl-optimization/41862
3178 * store-motion.c (store_killed_in_insn, compute_store_table,
3179 remove_reachable_equiv_notes, replace_store_insn,
3180 build_store_vectors): Ignore all DEBUG_INSNs.
3182 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3185 * common.opt: Add dumpdir.
3187 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3189 (option_map): Add --dumpdir.
3191 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3193 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3195 * opts.c (decode_options): Try dump_dir_name first if
3196 dump_base_name isn't an absolute path.
3197 (common_handle_option): Handle OPT_dumpdir.
3199 * toplev.c (dump_dir_name): New.
3200 (print_switch_values): Also ignore -dumpdir.
3202 * toplev.h (dump_dir_name): New.
3204 2010-01-03 Richard Guenther <rguenther@suse.de>
3206 PR tree-optimization/42589
3207 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3208 double-word expansion of bswap32.
3210 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3212 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3213 with BLOCK_FOR_INSN.
3214 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3215 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3216 noce_process_if_block): Likewise.
3217 * gcse.c (compute_local_properties, insert_expr_in_table,
3218 insert_set_in_table, canon_list_insert, find_avail_set,
3219 pre_insert_copy_insn): Likewise.
3221 * basic-block.h (BLOCK_NUM): Move from here...
3222 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3224 2010-01-03 Richard Guenther <rguenther@suse.de>
3226 PR tree-optimization/42438
3227 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3228 contains_may_not_return_call flag.
3229 (BB_MAY_NOTRETURN): New.
3230 (valid_in_sets): Trapping nary operations are not valid
3231 in blocks that may not return.
3232 (insert_into_preds_of_block): Remove check for trapping expressions.
3233 (compute_avail): Compute also BB_MAY_NOTRETURN.
3235 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3237 * doc/invoke.texi: Add 2010 to copyright years.
3239 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3241 * config/sparc/sparc.c: Fix formatting nits.
3243 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3244 Alexander Monakov <amonakov@ispras.ru>
3246 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3248 2010-01-02 Richard Guenther <rguenther@suse.de>
3251 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3252 (simplify_switch_using_ranges): Mark to be removed edges
3255 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3257 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3259 * collect2.c (scan_libraries): Add missing argument in call to
3262 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3265 * config/alpha/predicates.md (aligned_memory_operand): Return false
3267 (unaligned_memory_operand): Return true for CQImode.
3268 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3269 doesn not cross aligned SImode word boundary.
3271 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3273 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3275 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3276 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3278 2010-01-02 Richard Guenther <rguenther@suse.de>
3281 * toplev.c (compile_file): Emit LTO marker properly. Change
3283 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3285 2010-01-01 Richard Guenther <rguenther@suse.de>
3288 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3290 2010-01-01 Richard Guenther <rguenther@suse.de>
3293 * c-decl.c (grokdeclarator): For zero-size arrays force
3294 structural equality checks as layout_type does.
3296 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3298 * builtins.c: Update copyright to 2010.
3300 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3303 * lto-streamer-out.c (produce_asm): Revert the last change.
3304 (copy_function): Likewise.
3306 * lto-streamer.c (lto_get_section_name): Skip any leading
3309 2010-01-01 Richard Guenther <rguenther@suse.de>
3312 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3316 Copyright (C) 2010 Free Software Foundation, Inc.
3318 Copying and distribution of this file, with or without modification,
3319 are permitted in any medium without royalty provided the copyright
3320 notice and this notice are preserved.