1 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3 * graphite-sese-to-poly.c (add_param_constraints): Use
4 lower_bound_in_type and upper_bound_in_type.
6 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
9 instead of unsigned_type_node.
11 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
12 Reza Yazdani <reza.yazdani@amd.com>
15 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
16 on pointer type parameters.
18 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
22 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
23 handle conversions from pointer to integers.
24 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
25 induction variable, to be able to work with code generated by
27 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
28 (build_poly_scop): Bail out if we cannot codegen a loop.
30 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
32 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
33 code generation with gloog_error.
35 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
37 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
38 Call fold_convert on all the returned values.
39 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
40 the type of the resulting expression.
42 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
44 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
45 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
46 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
48 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
50 * graphite-dependences.c (map_into_dep_poly): Removed.
51 (dependence_polyhedron_1): Use combine_context_id_scat.
53 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
55 * graphite-poly.h (struct poly_scattering): Add layout documentation.
56 (struct poly_bb): Same.
57 (combine_context_id_scat): New.
59 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
62 * sese.c (name_defined_in_loop_p): Return false for default
65 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
67 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
68 and clean up the logic.
70 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
72 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
75 2010-03-08 Jakub Jelinek <jakub@redhat.com>
77 * var-tracking.c (remove_cselib_value_chains): Define only for
79 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
80 delete_slot_part, emit_notes_for_differences_1): Don't call
81 remove_cselib_value_chains here.
82 (set_slot_part, emit_notes_for_differences_2): Don't call
83 add_cselib_value_chains here.
84 (preserved_values): New vector.
85 (preserve_value): New function.
86 (add_uses, add_stores, vt_add_function_parameters): Use it
87 instead of cselib_preserve_value.
88 (changed_values_stack): New vector.
89 (check_changed_vars_0): New function.
90 (check_changed_vars_1, check_changed_vars_2): Use it.
91 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
92 changed_values_stack VALUEs.
93 (vt_emit_notes): For all preserved_values call
94 add_cselib_value_chains. If ENABLE_CHECKING call
95 remove_cselib_value_chains before verifying value_chains is empty.
96 Initialize and free changed_values_stack.
97 (vt_initialize): Initialize preserved_values.
98 (vt_finalize): Free preserved_values.
100 2010-03-08 Richard Guenther <rguenther@suse.de>
102 PR tree-optimization/43269
103 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
106 2010-03-08 Martin Jambor <mjambor@suse.cz>
108 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
109 (ipa_is_param_called): Removed.
110 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
111 (ipa_print_node_params): Do not print the called flag.
112 (ipa_write_node_info): Do not stream the called flag.
113 (ipa_read_node_info): Likewise.
115 2010-03-07 Jakub Jelinek <jakub@redhat.com>
118 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
119 * cselib.c (struct expand_value_data): Add dummy field.
120 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
122 (cselib_dummy_expand_value_rtx_cb): New function.
123 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
125 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
126 * var-tracking.c: Include pointer-set.h.
127 (variable): Change n_var_parts to char from int. Add
128 cur_loc_changed and in_changed_variables fields.
129 (variable_canonicalize): Remove.
130 (shared_var_p): New inline function.
131 (unshare_variable): Maintain cur_loc_changed and
132 in_changed_variables fields. If var was in changed_variables,
133 replace it there with new_var. Just copy cur_loc instead of
134 resetting it to something else.
135 (variable_union): Don't recompute cur_loc. Use shared_var_p.
136 (dataflow_set_union): Don't call variable_canonicalize.
137 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
138 of their DEBUG_EXPR_TREE_DECLs.
139 (canonicalize_loc_order_check): Verify that cur_loc is NULL
140 and in_changed_variables and cur_loc_changed is false.
141 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
142 and cur_loc_changed. Don't update cur_loc here.
143 (variable_merge_over_src): Don't call variable_canonicalize.
144 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
145 removing loc that is equal to cur_loc, clear cur_loc,
146 set cur_loc_changed and ensure variable_was_changed is called.
147 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
148 compare pointers in cur_loc check, if it is equal to loc,
149 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
150 (variable_different_p): Remove compare_current_location argument,
151 don't compare cur_loc.
152 (dataflow_set_different_1): Adjust variable_different_p caller.
153 (variable_was_changed): If dv had some var in changed_variables
154 already, reset in_changed_variables flag for it and propagate
155 cur_loc_changed over to the new variable. On empty var
156 always set cur_loc_changed. Set in_changed_variables on whatever
157 var is added to changed_variables.
158 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
159 Use shared_var_p. When removing loc that is equal to cur_loc,
160 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
161 end, don't set it to something else, just call variable_was_changed.
162 (delete_slot_part): Use shared_var_p. When cur_loc equals to
163 loc being removed, clear cur_loc and set cur_loc_changed.
164 Set cur_loc_changed if all locations have been removed.
165 (struct expand_loc_callback_data): New type.
166 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
167 allocated. Always create SUBREGs if simplify_subreg failed.
168 Prefer to use cur_loc, when that fails and still in
169 changed_variables (and seen first time) recompute it. Set
170 cur_loc_changed of variables which had to change cur_loc and
171 compute elcd->cur_loc_changed if any of the subexpressions used
172 had to change cur_loc.
173 (vt_expand_loc): Adjust to pass arguments in
174 expand_loc_callback_data structure.
175 (vt_expand_loc_dummy): New function.
176 (emitted_notes): New variable.
177 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
178 that weren't used for any other decl in current
179 emit_notes_for_changes call call vt_expand_loc_dummy to update
180 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
181 first loc_chain location if NULL before. Always use just
182 cur_loc instead of first loc_chain location. When cur_loc_changed
183 is false, when not --enable-checking=rtl just don't emit any note.
184 When rtl checking, compute the note and assert it is the same
185 as previous note. Clear cur_loc_changed and in_changed_variables
186 at the end before removing from changed_variables.
187 (check_changed_vars_3): New function.
188 (emit_notes_for_changes): Traverse changed_vars to call
189 check_changed_vars_3 on each changed var.
190 (emit_notes_for_differences_1): Clear cur_loc_changed and
191 in_changed_variables. Recompute cur_loc of new_var.
192 (emit_notes_for_differences_2): Clear cur_loc if new variable
194 (vt_emit_notes): Initialize and destroy emitted_notes.
196 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
198 PR rtl-optimization/42220
199 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
200 Use verify_reg_tracked to determine if we should use OP_OUT rather
202 (build_def_use): If we see an in-out operand for a register that we
203 know nothing about, treat is an output if possible, fail the block if
206 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
209 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
212 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
215 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
216 uses of relevant DEFs that are dead outside the loop too.
218 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
220 * var-tracking.c (dataflow_set_merge): Swap src and src2.
222 2010-01-13 Jakub Jelinek <jakub@redhat.com>
224 * var-tracking.c (values_to_unmark): New variable.
225 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
226 values_to_unmark vector. Moved body to...
227 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
228 instead queue it into values_to_unmark vector.
229 (vt_find_locations): Free values_to_unmark vector.
231 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
233 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
234 (site.exp): Export them when plugins are enabled.
236 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
239 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
241 (chrec_fold_multiply): Same.
243 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
246 * c-decl.c (build_compound_literal): Return early if init is
249 2010-03-04 Martin Jambor <mjambor@suse.cz>
251 PR tree-optimization/43164
252 PR tree-optimization/43191
253 * tree-sra.c (type_consists_of_records_p): Reject records with
254 zero-size bit-fields at the end.
256 2010-03-04 Mike Stump <mikestump@comcast.net>
258 * Makefile.in (TAGS): Remove *.y.
260 2010-03-04 Richard Guenther <rguenther@suse.de>
262 PR tree-optimization/40761
263 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
265 (my_rev_post_order_compute): New function.
268 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
271 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
272 decrease the cost of an IV candidate when the cost is infinite.
274 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
276 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
277 Use '3DNow!' for the extension of that name, ensure normal space
279 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
281 2010-03-03 Jeff Law <law@redhat.com>
283 * PR middle-end/32693
284 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
286 (extract_bit_field_1): Likewise.
288 2010-03-03 Janis Johnson <janis187@us.ibm.com>
290 * doc/sourcebuild.texi (Test directives): Document that arguments
291 include-opts and exclude-opts are now optional for dg-skip-if,
292 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
294 2010-03-03 Jason Merrill <jason@redhat.com>
297 * cgraph.h (varpool_node): Add extra_name field.
298 * varpool.c (varpool_extra_name_alias): New.
299 (varpool_assemble_decl): Emit extra name aliases.
300 (varpool_mark_needed_node): Look past an extra name alias.
301 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
302 * lto-streamer-in.c (lto_input_tree): Read it.
303 * lto-streamer-out.c (output_unreferenced_globals): Write it.
305 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
307 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
308 (sparc*-*-solaris2*): ...this.
310 2010-03-03 Jakub Jelinek <jakub@redhat.com>
313 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
314 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
315 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
316 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
319 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
320 fallthrough to default handling, just with want_address 0 instead of 2.
321 For single element lists, add_AT_loc directly, otherwise create an
322 artificial variable DIE and stick location list to it.
325 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
326 (VAL_EXPR_HAS_REVERSE): Define.
327 (reverse_op): New function.
328 (add_stores): For reversible operations add an extra MO_VAL_USE.
330 2010-03-02 Jason Merrill <jason@redhat.com>
332 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
334 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
336 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
337 (sparc64-*-linux*): Likewise.
338 (sparc64-*-solaris2*): Include assembler files before linker ones.
339 (sparc-*-solaris2*): Simplify and reorder to match previous case.
340 * config/sparc/gas.h: Delete.
341 * config/sparc/sol2-64.h: Add copyright notice.
342 * config/sparc/sol2-gas-bi.h: Likewise.
343 * config/sparc/sol2-gld.h: Likewise.
344 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
345 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
346 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
347 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
348 (sparc_elf_asm_named_section): Rename into...
349 (sparc_solaris_elf_asm_named_section): ...this. Always define.
351 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
353 * config/alpha/alpha.c (override_options): Fix -mtune error message.
355 2010-03-02 Jeff Law <law@redhat.com>
358 * reload1.c (rtx_p, substitute_stack): Declare.
359 (substitute): Record addresses of changed rtxs.
360 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
361 Restore the original rtx when complete.
362 (reload): Free subsitute_stack when complete.
364 2010-03-02 Janis Johnson <janis187@us.ibm.com>
366 * doc/gccint.texi (menu): Add Testsuites as a chapter.
367 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
369 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
370 LTO Testing, gcov Testing, profopt Testing, compat Testing,
371 Torture Tests): Change from subsection to section.
373 2010-03-02 Jakub Jelinek <jakub@redhat.com>
374 Steven Bosscher <steven@gcc.gnu.org>
376 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
379 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
382 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
383 the assignment from the new induction variable to the assignment
384 of the value from the original loop PHI function.
386 2010-03-01 Janis Johnson <janis187@us.ibm.com>
387 Daniel Jacobowitz <dan@codesourcery.com>
389 * doc/sourcebuild.texi (Test directives): Clarify options to
392 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
394 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
395 Disable cfi directives unless GCC and gas agree on using read-only
396 .eh_frame sections for 64-bit.
397 * configure: Regenerate.
399 2010-03-01 Richard Guenther <rguenther@suse.de>
401 PR tree-optimization/43220
402 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
403 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
405 2010-03-01 Richard Guenther <rguenther@suse.de>
406 Martin Jambor <mjambor@suse.cz>
409 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
410 gimplified parameters.
412 2010-03-01 Christian Bruel <christian.bruel@st.com>
414 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
416 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
418 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
420 2010-03-01 Richard Guenther <rguenther@suse.de>
423 * expr.c (expand_assignment): Use the alias-oracle to tell
424 if the rhs aliases the result decl.
426 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
429 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
430 to sol_gt_pch_get_address.
431 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
432 64-bit, SPARC and x86.
433 (sol_gt_pch_get_address): New function.
435 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
437 * toplev.h (inform_n, error_n): Declare.
438 * diagnostic.c (inform_n, error_n): New function.
440 2010-03-01 Jakub Jelinek <jakub@redhat.com>
442 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
443 has no rtl yet when processing local_decls, queue it and recheck
444 if deferred stack allocation hasn't assigned it rtl.
446 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
448 * config/sh/sh.c (unspec_bbr_uid): New.
449 (gen_block_redirect): Use it instead of INSN_UID.
450 (gen_far_branch): Likewise.
452 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
454 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
455 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
457 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
459 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
460 (Warning Options): -Wno-conversion-null is valid for
461 Objective-C++ as well.
462 * doc/tm.texi (Named Address Spaces): Likewise.
463 * doc/plugins.texi (Plugins): Replace TABs with spaces.
464 * doc/tree-ssa.texi (Tree SSA): Likewise.
466 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
469 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
470 by default. Don't set the default arch for
471 i[34567]86-*-darwin*|x86_64-*-darwin*.
473 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
476 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
477 default. Set the default 32bit/64bit archs with $with_arch
478 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
480 2010-02-27 Richard Guenther <rguenther@suse.de>
482 PR tree-optimization/43186
483 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
484 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
485 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
488 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
490 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
491 required and i[34567]86-*-* targets don't support 64bit ISA.
493 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
496 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
499 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
501 * config.gcc: Set the default arch at least to Prescott for
502 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
503 if SSE math is enabled.
505 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
507 * diagnostic.c (diagnostic_initialize): Update.
508 (diagnostic_report_diagnostic): Test inhibit_notes_p for
510 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
511 (diagnostic_inhibit_notes): New.
512 * toplev.c (process_options): inhibit notes with -fcompare-debug.
514 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
517 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
518 * doc/standards.texi: Likewise.
519 * doc/extend.texi: Likewise.
520 * doc/trouble.texi: Likewise.
521 * doc/cppopts.texi: Likewise.
522 * doc/install.texi: Likewise.
523 * c.opt (std=c90,std=gnu90): New options.
524 * c-opts.c (c_common_handle_option): Handle them.
526 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
529 * c-decl.c (undeclared_variable): Use an informative note.
531 2010-02-26 Richard Guenther <rguenther@suse.de>
533 PR tree-optimization/43186
534 * gimple.h (gimple_fold): Remove.
535 * gimple.c (gimple_fold): Remove. Inline into single user ...
536 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
537 Try harder for conditions.
539 2010-02-26 Jakub Jelinek <jakub@redhat.com>
542 * function.c (used_types_insert): Don't skip through named pointer
543 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
544 and it is different from the main variant's type.
546 2010-02-26 Nick Clifton <nickc@redhat.com>
548 * config/rx/rx.md (sminsi3): Remove bogus alternative.
550 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
552 * config.gcc: Support --with-fpmath=sse for x86.
554 * config/i386/ssemath.h: New.
556 * doc/install.texi (--with-fpmath=sse): Documented.
558 2010-02-26 Richard Guenther <rguenther@suse.de>
560 PR tree-optimization/43188
561 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
562 vector types of over-aligned element type.
564 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
567 * config/i386/i386.c (expand_vec_perm_blend): Use correct
568 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
570 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
572 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
574 2010-02-26 Jakub Jelinek <jakub@redhat.com>
576 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
577 * var-tracking.c: Include diagnostic.h.
578 (debug_dv): New function.
579 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
582 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
583 (add_value_chain, add_value_chains, remove_value_chain,
584 remove_value_chains): Handle DEBUG_EXPRs.
585 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
588 * regcprop.c (struct queued_debug_insn_change): New type.
589 (struct value_data_entry): Add debug_insn_changes field.
590 (struct value_data): Add n_debug_insn_changes field.
591 (debug_insn_changes_pool): New variable.
592 (free_debug_insn_changes, apply_debug_insn_changes,
593 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
594 (kill_value_one_regno): Call free_debug_insn_changes if needed.
595 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
597 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
599 (copyprop_hardreg_forward_1): Don't call apply_change_group for
600 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
601 changes, call cprop_find_used_regs via note_stores.
602 (copyprop_hardreg_forward): When copying vd from predecessor
603 which has any queued DEBUG_INSN changes, make sure the pointers are
604 cleared. At the end call df_analyze and then if there are any
605 DEBUG_INSN changes queued at the end of some basic block for still
606 live registers, apply them.
607 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
609 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
611 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
614 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
616 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
617 targets. Set the default with_cpu/with_arch from arch/cpu.
618 Allow x86-64 and native for with_cpu/with_arch.
620 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
622 * ebitmap.c: Change calls to verify_popcount with calls to
623 sbitmap_verify_popcount.
624 (ebitmap_clear_bit): Fixed map->cacheindex test and
625 map>cache update when bit clearing results in an empty
628 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
631 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
632 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
633 and support both V2DF and V2DI modes.
634 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
635 support both V2DF and V2DI modes.
636 (general): Delete trailing whitespace from a few patterns.
638 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
639 V2DF/V2DI interleave high/low builtins.
641 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
644 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
645 interleave high/low functions.
647 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
649 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
650 #pragma extern_prefix.
652 2010-02-25 Jakub Jelinek <jakub@redhat.com>
655 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
656 BLKmode, assert op0 is a MEM and just adjust its mode.
659 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
660 if bitpos isn't multiple of mode's bitsize.
662 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
664 * c.opt (-ftemplate-depth=): New.
665 (-ftemplate-depth-): Deprecate.
666 * optc-gen.awk: Handle -ftemplate-depth=.
667 * opth-gen.awk: Likewise.
668 * c-opts.c (c_common_handle_option): Likewise.
669 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
671 2010-02-24 Jason Merrill <jason@redhat.com>
673 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
675 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
677 * cfg.c (alloc_aux_for_block): Remove inline.
678 (alloc_aux_for_edge): Likewise.
680 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
682 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
684 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
686 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
687 * config/i386/sol2-gas.h: New file.
688 * config.gcc (i[34567]86-*-solaris2*): Use it.
690 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
693 * c-typeck.c (ep_convert_and_check): New.
694 (build_conditional_expr): Use it.
695 (build_binary_op): Likewise.
697 2010-02-24 Jakub Jelinek <jakub@redhat.com>
699 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
702 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
704 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
705 expr needs to have DECL_NAME set.
707 2010-02-24 Nick Clifton <nickc@redhat.com>
709 * config/mep/mep.c: Include gimple.h.
710 (mep_function_uses_sp): Delete unused function.
711 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
712 parameters. Use unsigned integers to count args. Return a
713 NULL_RTX instead of an error_mark_node. Toidy up formatting.
715 2010-02-23 Jakub Jelinek <jakub@redhat.com>
718 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
719 greater or equal to nelt instead of 2 * nelt.
720 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
723 2010-02-23 Jason Merrill <jason@redhat.com>
726 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
727 in cfun->local_decls even if they have register types.
730 * stor-layout.c (place_field): Don't warn about unnecessary
731 DECL_PACKED if the type is packed.
733 2010-02-23 Jakub Jelinek <jakub@redhat.com>
736 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
737 GOTOFF relocs, even when the base reg isn't pic pointer.
739 2010-02-23 Michael Matz <matz@suse.de>
742 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
743 (expand_gimple_basic_block): Generate and use debug temps if there
744 are debug uses left after the last real use of TERed ssa names.
745 Unlink debug immediate uses when they are expanded.
747 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
750 * config/i386/i386.c (override_options): Reorganise to provide
751 better error messages.
753 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
756 * graphite-scop-detection.c (create_single_exit_edge): Move
757 the call to find_single_exit_edge to....
758 (create_sese_edges): ...here. Don't handle multiple edges
759 exiting the function.
760 (build_graphite_scops): Don't handle multiple edges
761 exiting the function.
763 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
766 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
767 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
769 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
772 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
774 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
777 * c-typeck.c (convert_arguments): Print declaration location.
778 * c-common.c (validate_nargs): Rename as
779 builtin_function_validate_nargs.
780 (check_builtin_function_arguments): Update.
782 2010-02-22 Richard Guenther <rguenther@suse.de>
785 * tree-inline.c (declare_return_variable): Use the type of
786 the call stmt lhs if available.
788 2010-02-22 Duncan Sands <baldrick@free.fr>
790 * passes.c (register_pass): Always consider all pass lists when
791 ref_pass_instance_number is zero.
793 2010-02-22 Richard Guenther <rguenther@suse.de>
795 PR tree-optimization/42749
796 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
797 parameter. Do arithmetic in the original type.
798 (update_accumulator_with_ops): Likewise.
799 (adjust_accumulator_values): Adjust.
801 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
803 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
804 (QI to BLKmode splitter): New splitter.
806 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
808 * config/i386/i386.c (initial_ix86_tune_features): Turn on
809 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
811 2010-02-22 Richard Guenther <rguenther@suse.de>
813 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
815 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
817 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
818 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
819 ($(T)crti.o, $(T)crtn.o): Remove rules.
821 2010-02-21 Tobias Burnus <burnus@net-b.de>
824 * doc/invoke.texi (-fassociative-math): Document that this
825 option is automatically enabled for Fortran.
827 2010-02-20 David S. Miller <davem@davemloft.net>
829 * configure.ac: Test if linker and assembler properly support
830 GOTDATA_OP relocations.
831 * configure: Rebuild.
832 * config.in: Likewise.
833 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
834 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
835 (movsi_high_pic): Likewise.
836 (movdi_lo_sum_pic): Likewise.
837 (movdi_high_pic): Likewise.
838 (movsi_pic_gotdata_op): New pattern.
839 (movdi_pic_gotdata_op): Likewise.
840 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
841 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
843 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
846 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
848 (xop_mulv2div2di3_high): Ditto.
850 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
853 * c.opt (Wconversion-null): New option.
854 * doc/invoke.texi (Wconversion-null): Document.
856 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
858 * common.opt (Wlarger-than-): Add Undocumented.
860 2010-02-19 Mike Stump <mikestump@comcast.net>
862 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
864 2010-02-19 Jason Merrill <jason@redhat.com>
867 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
868 * configure: Likewise.
870 2010-02-20 Alan Modra <amodra@gmail.com>
873 * cgraph.h (cgraph_make_decl_local): Declare.
874 * cgraph.c (cgraph_make_decl_local): New function.
875 (cgraph_make_node_local): Use it.
876 * cgraphunit.c (cgraph_function_versioning): Likewise.
877 * ipa.c (function_and_variable_visibility): Likewise.
879 2010-02-19 Jakub Jelinek <jakub@redhat.com>
882 * except.c (sjlj_emit_function_enter): Don't call
883 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
885 * rtl.h (add_reg_br_prob_note): Remove prototype.
887 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
890 * c-common.c (conversion_warning): Remove widening conversions
891 before checking the conversion of integers to reals.
893 2010-02-19 Mike Stump <mikestump@comcast.net>
896 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
899 * cgraphunit.c (process_function_and_variable_attributes): Check
900 DECL_PRESERVE_P instead of looking up attribute "used".
901 * ipa-pure-const.c (check_decl): Likewise.
902 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
903 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
904 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
905 instead of attribute "used".
906 * config/sol2-c.c (solaris_pragma_init): Likewise.
907 (solaris_pragma_fini): Likewise.
909 2010-02-19 Jakub Jelinek <jakub@redhat.com>
911 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
912 Use XCNEW instead of xcalloc.
913 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
914 XNEW instead of xmalloc.
915 (get_fields): Use XNEWVEC instead of xmalloc.
918 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
920 (create_new_general_access): For debug stmts just reset value.
921 (get_stmt_accesses): For accesses within debug stmts just record them
922 using add_access_to_acc_sites instead of preventing the peeling or
923 counting them as accesses.
926 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
928 2010-02-19 Richard Guenther <rguenther@suse.de>
930 PR tree-optimization/42916
931 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
934 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
936 * configure.ac: Replace all uses of changequote in macro arguments
939 2010-02-19 Jakub Jelinek <jakub@redhat.com>
942 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
944 2010-02-19 Richard Guenther <rguenther@suse.de>
946 PR tree-optimization/42944
947 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
948 test for aliasing with errno.
950 2010-02-19 Jakub Jelinek <jakub@redhat.com>
953 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
954 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
955 * dojump.c: Include output.h.
956 (inv): New inline function.
957 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
958 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
959 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
960 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
961 argument, pass it down to other calls.
962 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
963 add REG_BR_PROB note to the conditional jump.
964 * cfgexpand.c (add_reg_br_prob_note): Removed.
965 (expand_gimple_cond): Don't call it, add the probability
966 as last argument to jumpif_1/jumpifnot_1.
967 * Makefile.in (dojump.o): Depend on output.h.
968 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
970 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
971 * stmt.c (do_jump_if_equal): Likewise.
972 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
973 * loop-unswitch.c (compare_and_jump_seq): Likewise.
974 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
976 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
977 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
979 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
981 (store_expr): Adjust jumpifnot caller.
982 (store_constructor): Adjust jumpif caller.
985 * gimplify.c (gimple_boolify): For __builtin_expect call
986 gimple_boolify also on its first argument.
988 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
990 * configure.ac (gnu-unique-object): Wrap regexps using [] in
992 (__stack_chk_fail): Ditto. Remove quadrigraphs.
993 * configure: Regenerated.
995 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
997 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
998 lang_hooks.types_compatible_p instead of comptypes.
1000 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1002 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1003 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1004 if __prefer_thumb__ is defined.
1006 2010-02-18 Martin Jambor <mjambor@suse.cz>
1008 PR tree-optimization/43066
1009 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1010 array with zero-sized element type.
1012 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1014 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1015 rtx, allocate struct var_loc_node here and return it to the
1016 caller, and only if it is actually needed.
1017 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1018 move it earlier and return immediately if it returns NULL.
1020 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1022 * config/sparc/gas.h: New file. Restore
1023 TARGET_ASM_NAMED_SECTION to its ELF default.
1024 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1026 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1027 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1028 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1029 after sparc/sysv4.h.
1031 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1033 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1035 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1037 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1038 patterns from predicated pattern.
1040 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1043 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1044 for insn mnemonic suffix.
1046 2010-02-17 Richard Guenther <rguenther@suse.de>
1048 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1051 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1054 * caller-save.c (save_call_clobbered_regs): If BB ends with
1055 a DEBUG_INSN, move any notes in between last real insn and the last
1056 DEBUG_INSN after the last DEBUG_INSN.
1058 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1060 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1061 Fix return type. Fix argument type. Explain meaning of return value.
1063 2010-02-16 Richard Guenther <rguenther@suse.de>
1065 PR tree-optimization/41043
1066 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1067 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1069 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1071 2010-02-16 Ira Rosen <irar@il.ibm.com>
1073 PR tree-optimization/43074
1074 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1075 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1076 vectorizable cycles in hybrid SLP check.
1077 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1079 2010-02-16 Richard Guenther <rguenther@suse.de>
1081 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1082 (true_dependence): If memrefs_conflict_p computes must-alias
1083 trust it. Move TBAA check after offset-based disambiguation.
1084 (canon_true_dependence): Likewise.
1086 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1088 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1089 * doc/invoke.texi: Document it.
1090 * var-tracking.c: Include toplev.h and params.h.
1091 (vt_find_locations): Return bool indicating success. Compute
1092 hash sizes unconditionally. Check new parameter, report.
1093 (variable_tracking_main_1): Check vt_find_locations results and
1094 retry. Renamed from...
1095 (variable_tracking_main): ... this. New wrapper to preserve
1096 flag_var_tracking_assignments.
1097 * Makefile.in (var-tracking.o): Adjust dependencies.
1099 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1100 Jakub Jelinek <jakub@redhat.com>
1103 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1104 if weak_import attribute is present.
1105 * config/darwin.c (machopic_select_section): Likewise.
1107 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1109 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1110 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1111 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1112 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1114 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1116 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1119 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1120 Rewrite text to refer to the names.
1122 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1124 * config/i386/i386-builtin-types.def
1125 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1126 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1127 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1128 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1129 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1130 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1131 IX86_BUILTIN_VPERMIL2PS256.
1132 (MULTI_ARG_4_DF2_DI_I): Defined.
1133 (MULTI_ARG_4_DF2_DI_I1): Defined.
1134 (MULTI_ARG_4_SF2_SI_I): Defined.
1135 (MULTI_ARG_4_SF2_SI_I1): Defined.
1136 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1137 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1138 __builtin_ia32_vpermil2ps256.
1139 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1140 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1141 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1142 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1143 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1144 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1145 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1146 CODE_FOR_xop_vpermil2v8sf3.
1147 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1148 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1149 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1150 (_mm256_permute2_pd): New.
1151 (_mm_permute2_ps): New.
1152 (_mm256_permute2_ps): New.
1154 2010-02-15 Nick Clifton <nickc@redhat.com>
1156 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1157 boolean parameters. Use emit_jump_insn when emitting a pop
1158 instruction containing a return insn.
1159 (push): Use 'true' rather than '1' as second parameter to F.
1160 (h8300_expand_prologue): Likewise.
1161 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1162 (h8300_expand_epilogue): Likewise.
1164 2010-02-15 Richard Guenther <rguenther@suse.de>
1167 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1170 2010-02-15 Nick Clifton <nickc@redhat.com>
1172 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1175 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1177 * intl.c (fake_ngettext): New function.
1178 * intl.h (fake_ngettext): Declare.
1179 (ngettext): Define macro.
1180 * collect2.c (notice_translated): New function.
1181 (main): Use notice_translated and ngettext.
1182 * collect2.h (notice_translated): Declare.
1184 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1186 * reorg.c (delete_computation): Comment fixes.
1187 * caller-save.c (setup_save_areas): Idem.
1188 * sel-sched-dump.c (dump_lv_set): Idem.
1191 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1193 * config/s390/s390.c (s390_sched_init): New function.
1194 (TARGET_SCHED_INIT): Target hook defined.
1196 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1197 Jack Howarth <howarth@bromo.med.uc.edu>
1198 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1201 Partial revert of unintended change in fix for PR41605.
1202 * config/darwin.h: Fix typo.
1203 * config/darwin9.h: Same.
1205 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1207 * c-pch.c (pch_init): Clear v.
1209 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1212 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1213 graphite_can_represent_init for MULT_EXPR.
1215 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1219 * graphite-sese-to-poly.c (remove_phi): New.
1220 (translate_scalar_reduction_to_array): Call remove_phi.
1222 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1225 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1226 * graphite-clast-to-gimple.h (gloog): Update declaration.
1227 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1228 * graphite-poly.h (struct poly_bb): Add missing comments.
1229 (struct scop): Add poly_scop_p field.
1231 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1232 * graphite.c (graphite_transform_loops): Build the polyhedral
1233 representation for each scop before code generation.
1234 * sese.c (rename_variables_in_operand): Removed.
1235 (rename_variables_in_expr): Return the renamed expression.
1236 (rename_sese_parameters): New.
1237 * sese.h (rename_sese_parameters): Declared.
1239 2010-02-11 Richard Guenther <rguenther@suse.de>
1241 PR tree-optimization/42998
1242 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1243 POINTER_PLUS_EXPR properly.
1245 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1246 Changpeng Fang <changpeng.fang@amd.com>
1249 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1250 the cost of an IV candidate when the IV is used in a test against zero.
1252 * gcc.dg/tree-ssa/ivopts-3.c: New.
1254 2010-02-11 Richard Guenther <rguenther@suse.de>
1257 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1258 pointer-vs-decl case by swapping refs. Handle some cases
1259 of pointer-vs-decl disambiguations more conservatively.
1260 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1261 to false after expanding.
1263 2010-02-11 Richard Guenther <rguenther@suse.de>
1266 * gcc.c (process_command): Handle LTO file@offset case more
1269 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1271 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1272 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1274 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1276 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1277 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1278 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1279 Optimize eq/ne comparisons when both arguments are known to be
1281 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1282 Don't mask operands unnecessarily if they are known to be already
1285 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1287 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1290 2010-02-10 Richard Guenther <rguenther@suse.de>
1292 PR tree-optimization/43017
1293 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1294 for wrapping signed arithmetic.
1296 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1299 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1300 if no debug info should be emitted for it.
1302 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1304 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1305 note when flag_exceptions is set.
1307 2010-02-10 Duncan Sands <baldrick@free.fr>
1309 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1311 2010-02-10 Richard Guenther <rguenther@suse.de>
1314 * tree.c (get_unwidened): Handle constants.
1315 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1317 2010-02-10 Martin Jambor <mjambor@suse.cz>
1320 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1321 check for variable argument counts independently.
1323 2010-02-10 Christian Bruel <christian.bruel@st.com>
1326 * config/sh/sh.c (find_barrier): Increase length for non delayed
1327 conditional branches.
1329 2010-02-10 Christian Bruel <christian.bruel@st.com>
1331 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1333 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1335 * builtins.c (set_builtin_user_assembler_name): Also handle
1336 ffs if int is smaller than word.
1338 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1341 * ira-conflicts.c (get_dup): Remove.
1342 (process_reg_shuffles): Add new parameter. Use it as an
1343 additional guard for copy generation.
1344 (add_insn_allocno_copies): Rewrite.
1346 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1348 * common.opt (fsched2-use-traces): Preserved for backward
1350 * doc/invoke.texi: Remove the documentation about option
1351 -fsched2-use-traces.
1352 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1353 flag_sched2_use_traces.
1354 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1355 the backward compatibility flag section.
1357 2010-02-09 Richard Guenther <rguenther@suse.de>
1359 PR tree-optimization/43008
1360 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1361 make HEAP variables initialized from global memory if they
1362 are not known builtin functions.
1363 (find_func_aliases): Adjust.
1365 2010-02-09 Richard Guenther <rguenther@suse.de>
1367 PR tree-optimization/43000
1368 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1369 arithmetic manually.
1371 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1373 PR tree-optimization/42931
1374 * tree-loop-linear.c (try_interchange_loops): Don't call
1375 double_int_mul if estimated_loop_iterations failed.
1377 2010-02-08 Martin Jambor <mjambor@suse.cz>
1380 * tree-sra.c (build_accesses_from_assign): Do not mark in
1381 should_scalarize_away_bitmap if stmt has volatile ops.
1382 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1385 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1387 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1389 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1391 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1394 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1397 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1399 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1402 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1403 to unknown_dependence.
1404 (graphite_legal_transform_dr): Handle the unknown_dependence.
1405 (graphite_carried_dependence_level_k): Same.
1407 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1409 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1411 2010-02-07 Richard Guenther <rguenther@suse.de>
1414 * expr.c (get_inner_reference): Always initialize *pbitsize.
1416 2010-02-07 Richard Guenther <rguenther@suse.de>
1419 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1420 new ARRAY_REFs on variable size element or minimal index arrays.
1422 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1423 gimple_fold_indirect_ref.
1425 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1428 * arm.c (arm_override_options): Just return if the user has specified
1429 an invalid fpu name.
1431 2010-02-03 Jason Merrill <jason@redhat.com>
1434 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1435 i386_pe_maybe_record_exported_symbol.
1437 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1440 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1441 (pa_delegitimize_address): New function.
1443 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1445 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1446 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1448 2010-02-05 Richard Guenther <rguenther@suse.de>
1451 * lto-streamer-in.c (get_resolution): Deal with references
1452 to undefined functions.
1454 2010-02-05 Richard Guenther <rguenther@suse.de>
1456 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1457 (fold_const_aggregate_ref): Likewise.
1458 (ccp_fold_stmt): Substitute loads.
1459 (maybe_fold_reference): Verify types before substituting.
1461 (fold_gimple_assign): Unshare properly.
1462 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1464 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1466 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1467 for rs6000_gen_cell_microcode.
1469 2010-02-04 Richard Guenther <rguenther@suse.de>
1471 PR rtl-optimization/42952
1472 * dse.c (const_or_frame_p): Remove MEM handling.
1474 2010-02-04 Nick Clifton <nickc@redhat.com>
1476 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1477 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1478 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1479 (mn10300_asm_output_mi_thunk): New function.
1480 (mn10300_can_output_mu_thunk): New function.
1481 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1482 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1483 (FUNCTION_ARG): Delete incorrect comment.
1485 2010-02-03 Jason Merrill <jason@redhat.com>
1488 * fold-const.c (operand_equal_p): Handle erroneous types.
1490 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1492 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1494 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1496 PR rtl-optimization/42941
1497 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1500 2010-02-03 Jason Merrill <jason@redhat.com>
1503 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1505 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1508 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1509 (cselib_reset_table): Renamed from...
1510 (cselib_reset_table_with_next_value): ... this.
1511 (cselib_get_next_uid): Renamed from...
1512 (cselib_get_next_unknown_value): ... this.
1513 * cselib.c (next_uid): Renamed from...
1514 (next_unknown_value): ... this.
1515 (cselib_clear_table): Adjust.
1516 (cselib_reset_table): Adjust. Renamed from...
1517 (cselib_reset_table_with_next_value): ... this.
1518 (cselib_get_next_uid): Adjust. Renamed from...
1519 (cselib_get_next_unknown_value): ... this.
1520 (get_value_hash): Use hash.
1521 (cselib_hash_rtx): Likewise.
1522 (new_cselib_val): Adjust. Set and dump uid.
1523 (cselib_lookup_mem): Pass next_uid as hash.
1524 (cselib_subst_to_values): Likewise.
1525 (cselib_log_lookup): Dump uid.
1526 (cselib_lookup): Pass next_uid as hash. Adjust.
1527 (cselib_process_insn): Adjust.
1528 (cselib_init): Initialize next_uid.
1529 (cselib_finish): Adjust.
1530 (dump_cselib_table): Likewise.
1531 * dse.c (canon_address): Dump value uid.
1532 * print-rtl.c (print_rtx): Print value uid.
1533 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1535 (dv_uid): New function, sort of renamed from...
1536 (dv_htab_hash): ... this, reimplemented in terms of it and...
1537 (dv_uid2hash): ... this. New.
1538 (variable_htab_eq): Drop excess assertions.
1539 (tie_break_pointers): Removed.
1540 (canon_value_cmp): Compare uids.
1541 (variable_post_merge_New_vals): Print uids.
1542 (vt_add_function_parameters): Adjust.
1543 (vt_initialize): Reset table. Adjust.
1545 2010-02-03 Richard Guenther <rguenther@suse.de>
1547 PR tree-optimization/42944
1548 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1549 (call_may_clobber_ref_p_1): Likewise. Properly handle
1550 malloc and calloc clobbering errno.
1552 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1554 * doc/invoke.texi: Fix name of sched1 dump.
1556 * opts.c (decode_options): Set flag_tree_switch_conversion
1557 only conditionally on optimize >= 2.
1559 * gcse.c: Assorted comment fixes in pass description.
1561 2010-02-03 Anthony Green <green@moxielogic.com>
1563 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1564 nop padding in order to maintain alignment of storage location of
1565 target function address.
1566 (moxie_trampoline_init): Store target function address at newly
1568 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1570 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1572 2010-02-03 Richard Guenther <rguenther@suse.de>
1575 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1577 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1579 * config.gcc: Reenable check for obsolete targets.
1580 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1581 mips-sgi-irix6.[0-4]*.
1583 2010-02-02 Nick Clifton <nickc@redhat.com>
1585 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1586 constant size of 4 as being the same as 0.
1587 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1588 can take values in the range 0..4.
1590 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1593 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1594 as _darwin10_Unwind_FindEnclosingFunction().
1595 * libgcc-libsystem.ver: New.
1597 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1600 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1601 implicitly set registers.
1603 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1605 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1606 (arm_override_options): Allow automatic selection of the thread
1607 pointer register if thumb2.
1608 (legitimize_pic_address): Improve code sequences for Thumb2.
1609 (arm_call_tls_get_addr): Likewise.
1610 (legitimize_tls_address): Likewise.
1611 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1612 (pic_load_addr_32bit): ... this. New named pattern.
1613 * thumb2.md (pic_load_addr_thumb2): Delete.
1614 (pic_load_dot_plus_four): Delete.
1615 (tls_load_dot_plus_four): New named pattern.
1617 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1620 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1621 Document fix for TLS bug.
1623 2010-01-31 Richard Guenther <rguenther@suse.de>
1625 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1626 conservatively correct.
1628 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1632 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1634 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1636 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1638 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1640 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1642 * config.gcc: Adjust order of makefile fragments for mingw targets.
1644 2010-01-31 Richard Guenther <rguenther@suse.de>
1647 * gimplify.c (gimplify_init_constructor): For volatile LHS
1648 initialize a temporary.
1650 2010-01-31 Matthias Klose <doko@ubuntu.com>
1652 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1654 * configure: Regenerate.
1656 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1658 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1659 the same alias set and their sizes different constantness.
1660 (aliasing_component_refs_p): Revert 2009-10-24 change.
1662 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1664 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1667 2010-01-29 Richard Guenther <rguenther@suse.de>
1669 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1670 Assert we successfully updated the call.
1672 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1674 PR rtl-optimization/42889
1675 * df.h (df_set_bb_dirty_nonlr): New prototype.
1676 * df-core.c (df_set_bb_dirty_nonlr): New function.
1677 * df-scan.c (df_insn_rescan): Call it instead of
1678 df_set_bb_dirty for DEBUG_INSNs.
1680 2010-01-29 Richard Guenther <rguenther@suse.de>
1683 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1684 quadratic behavior in most cases.
1686 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1689 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1690 in the call to gen_x86_movsicc_0_m1.
1692 2010-01-28 Richard Guenther <rguenther@suse.de>
1694 PR tree-optimization/42871
1695 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1697 2010-01-28 Richard Guenther <rguenther@suse.de>
1699 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1700 into call arguments.
1702 2010-01-28 Richard Guenther <rguenther@suse.de>
1705 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1706 the forwarder if the destination is an EH landing pad.
1708 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1710 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1711 block list passed to gimple_duplicate_sese_tail.
1712 (parallelize_loops): Avoid parallelization when the function
1714 Avoid parallelization when the preheader is IRREDUCIBLE.
1715 Try to optimize when estimated_loop_iterations_int is unresolved.
1716 Add the loop's location to the dump file.
1717 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1718 (gimple_duplicate_sese_tail): Remove the check for the latch.
1719 Redirect nexits to the exit block.
1720 Remove handling of the incoming edges to the latch.
1721 Redirect the backedge from the copied latch to the exit bb.
1723 2010-01-28 Michael Matz <matz@suse.de>
1726 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1727 Wrap force_reg into a sequence, emit it before user.
1729 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1731 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1733 (arm_legacy_rev): Likewise.
1734 (thumb_legacy_rev): Likewise.
1736 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1738 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1739 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1740 on MEM's address failed, try avoid_constant_pool_reference and
1741 recurse if it returned something different.
1742 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1743 address, try avoid_constant_pool_reference and recurse if it
1744 returned something different.
1745 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1746 address and avoid_constant_pool_reference returned something
1747 different, don't set have_address.
1749 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1752 * var-tracking.c (val_store): Add modified argument, obey it.
1754 (count_uses): Move down logging of main.
1755 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1756 don't need resolution.
1757 (emit_notes_in_bb): Likewise.
1759 2010-01-27 Richard Guenther <rguenther@suse.de>
1762 * tree-inline.c (remap_decl): Delay remapping of SSA name
1763 default definitions until we need them.
1765 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1767 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1768 (rs6000_delegitimize_address): New function.
1770 * config/s390/s390.c (s390_delegitimize_address): Call
1771 delegitimize_mem_from_attrs.
1774 * tree-inline.c (cannot_copy_type_1): Removed.
1775 (copy_forbidden): Don't forbid copying of functions containing
1776 records/unions with variable length fields.
1778 2010-01-27 Christian Bruel <christian.bruel@st.com>
1782 * config/sh/sh.c (find_barrier): Increase length for non delayed
1783 conditional branches.
1785 2010-01-27 Matthias Klose <doko@ubuntu.com>
1787 * configure.ac (gnu-unique-object): Fix ldd version check.
1788 * configure: Regenerate.
1790 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1792 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1794 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1795 Test for HAVE_GNU_AS value.
1797 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1799 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1800 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1801 INT64_TYPE): Define.
1802 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1803 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1804 INT_LEAST64_TYPE): Define.
1805 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1806 UINT_LEAST64_TYPE): Define.
1807 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1808 INT_FAST64_TYPE): Define.
1809 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1810 UINT_FAST64_TYPE): Define.
1811 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1812 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1813 (SIG_ATOMIC_TYPE): Define.
1815 2010-01-26 Richard Guenther <rguenther@suse.de>
1817 * df-scan.c (df_scan_set_bb_info): Remove assert.
1818 (df_insn_rescan_debug_internal): Merge asserts.
1819 (df_install_ref): Likewise.
1820 (df_mark_reg): Use bitmap_set_range.
1821 (df_hard_reg_used_p): Remove assert.
1822 (df_hard_reg_used_count): Likewise.
1824 2010-01-26 Richard Guenther <rguenther@suse.de>
1826 PR rtl-optimization/42685
1827 * web.c (web_main): Ignore DEBUG_INSNs.
1829 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1831 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1833 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1834 Fix types of fndecl and arglist parameters.
1836 2010-01-26 Richard Guenther <rguenther@suse.de>
1839 * tree-eh.c (unsplit_eh): Skip debug insns.
1841 2010-01-26 Richard Guenther <rguenther@suse.de>
1843 PR tree-optimization/42250
1844 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1846 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1849 * omp-low.c (expand_omp_sections): Only use single_pred if
1850 l2_bb is single_pred_p.
1852 2010-01-25 Christian Bruel <christian.bruel@st.com>
1855 * config/sh/sh.c (find_barrier): Increase length for non delayed
1856 conditional branches.
1857 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1859 2010-01-24 David S. Miller <davem@davemloft.net>
1861 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1862 define if not using GAS.
1863 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1864 Likewise. Delete SECTION_MERGE code, which is only applicable
1867 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1870 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1871 mangling of va_list in system headers.
1873 2010-01-23 Toon Moene <toon@moene.org>
1875 * tree-predcom.c (combine_chains): Return NULL, not false.
1877 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1879 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1880 initialization of variable res to agree with return type.
1882 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1884 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1885 * tree-sra.c: Add include of expr.h.
1887 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1889 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1890 insert the debug stmt on the single non-EH edge from the stmt.
1892 2010-01-22 Richard Henderson <rth@redhat.com>
1895 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1896 the RHS until after generate_subtree_copies has insertted its
1897 code before the current statement.
1899 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1901 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1903 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1905 2010-01-21 Martin Jambor <mjambor@suse.cz>
1907 PR tree-optimization/42585
1908 * tree-sra.c (struct access): New field grp_total_scalarization.
1909 (dump_access): Dump the new field.
1910 (should_scalarize_away_bitmap): New variable.
1911 (cannot_scalarize_away_bitmap): Likewise.
1912 (sra_initialize): Allocate new bitmaps.
1913 (sra_deinitialize): Free new bitmaps.
1914 (create_access_1): New function.
1915 (create_access): Parts moved to create_access_1.
1916 (type_consists_of_records_p): New function.
1917 (completely_scalarize_record): Likewise.
1918 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1919 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1920 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1922 (analyze_all_variable_accesses): Completely scalarize small eligible
1925 2010-01-21 Martin Jambor <mjambor@suse.cz>
1927 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1929 2010-01-21 Andrew Haley <aph@redhat.com>
1931 * gcc.c (process_command): Move lang_specific_driver before
1932 setting cc_libexec_prefix.
1934 2010-01-21 Richard Guenther <rguenther@suse.de>
1937 * fold-const.c (negate_expr_p): Pretend only negative
1938 real constants are easily negatable.
1940 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1941 Jason Merrill <jason@redhat.com>
1943 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1944 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1945 * calls.c (initialize argument_information): Handle it.
1946 * c-common.c (handle_transparent_union_attribute): Use new name.
1947 * c-decl.c (finish_struct): Ditto.
1948 * c-typeck.c (type_lists_compatible_p): Ditto.
1949 (convert_for_assignment): Use new name and also handle record.
1950 * function.c (aggregate_value_p): Handle it.
1951 (pass_by_reference): Ditto.
1952 (assign_parm_data_types): Ditto.
1953 * print-tree.c (print_node): Ditto.
1954 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1955 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1956 * tree.c (first_field): New fn.
1958 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1961 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1962 even when linking statically, for now.
1964 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1967 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1968 without a cselib val.
1969 (count_uses): Accept MO_VAL_SET with no val on stores.
1970 (add_stores): Likewise.
1972 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1974 * var-tracking.c (check_value_val): Add a compile time assertion.
1975 (dv_is_decl_p): Simplify.
1976 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1977 gcc_assert if ENABLE_CHECKING.
1979 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1982 * var-tracking.c: Include tree-flow.h.
1983 (mem_dies_at_call): New.
1984 (dataflow_set_preserve_mem_locs): Use it.
1985 (dataflow_set_remove_mem_locs): Likewise.
1986 (dump_var): Renamed from dump_variable. Adjust all callers.
1987 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1988 * Makefile.in (var-tracking.o): Adjust deps.
1990 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1992 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1994 2010-01-20 Richard Guenther <rguenther@suse.de>
1996 PR tree-optimization/42717
1997 * tree-ssa-dce.c (get_live_post_dom): Remove.
1998 (forward_edge_to_pdom): Take an arbitrary edge to copy
1999 degenerate PHI args from.
2000 (remove_dead_stmt): Use the first post-dominator even if it
2001 does not contain live statements as redirection destination.
2003 2010-01-20 Richard Guenther <rguenther@suse.de>
2005 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2007 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2009 * sel-sched.c (create_speculation_check): Remove set but not used
2011 (try_transformation_cache): Remove set but not used variable ds.
2012 (calculate_privileged_insns): Remove set but not used variables
2013 cur_insn and min_spec_insn.
2014 (find_best_expr): Remove set but not used variable avail_n.
2015 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2017 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2019 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2020 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2023 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2026 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2027 cpu types. Add support for *-sse3 cpu types.
2028 (x86_64-*-*): Ditto.
2030 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2033 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2034 argument, call initializer_constant_valid_p_1 instead of
2035 initializer_constant_valid_p, pass CACHE to it, return NULL
2036 immediately if first call returns NULL.
2037 (initializer_constant_valid_p_1): New function.
2038 (initializer_constant_valid_p): Use it.
2040 2010-01-20 Thomas Quinot <quinot@adacore.com>
2042 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2044 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2046 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2047 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2048 (loc_list_from_tree): Don't handle unsigned division. Handle
2049 signed modulo using DW_OP_{over,over,div,mul,minus}.
2050 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2051 modulo instead of signed.
2053 2010-01-20 DJ Delorie <dj@redhat.com>
2055 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2057 (h8300_emit_stack_adjustment): Propogate it.
2059 (h8300_expand_prologue): Likewise.
2060 (h8300_expand_epilogue): Likewise.
2062 2010-01-19 Michael Matz <matz@suse.de>
2064 PR tree-optimization/41783
2065 * tree-data-ref.c (toplevel): Include flags.h.
2066 (dump_data_dependence_relation): Also dump the inputs if the
2067 result will be unknown.
2068 (split_constant_offset_1): Look through some conversions.
2069 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2070 the offset from last element is too large.
2071 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2072 (reassociate_to_the_same_stmt): Handle vector registers.
2073 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2075 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2076 wide_prolog_niters argument, emit widening instructions.
2077 (vect_do_peeling_for_alignment): Adjust caller, use widened
2078 variant of the iteration cound.
2079 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2081 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2084 * config/arm/neon-testgen.m (emit_automatics): New parameter
2085 features. Adjust for Fixed_return_reg feature.
2086 (test_intrinsic): Call emit_automatics with new feature.
2087 * config/arm/neon.ml: Update copyright years.
2088 (features): New Fixed_return_reg feature.
2089 (ops): Update feature for Vget_low.
2091 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2093 PR tree-optimization/42719
2094 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2098 * fwprop.c (all_uses_available_at): Return false if def_set dest
2099 is a REG that is used in def_insn.
2101 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2103 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2105 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2108 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2110 * target.h (struct gcc_target) <secondary_reload>: Change type
2111 of last argument to secondary_reload_info *.
2113 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2116 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2117 memory references with unaligned offsets. Remove CQImode handling.
2118 (unaligned_memory_operand): Return 1 for memory references with
2119 unaligned offsets. Remove CQImode handling.
2121 2010-01-18 Richard Guenther <rguenther@suse.de>
2124 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2127 2010-01-18 Richard Guenther <rguenther@suse.de>
2129 PR tree-optimization/42781
2130 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2131 restrict processing only if the original variable was artificial.
2133 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2135 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2136 find number of popped argument bytes.
2138 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2139 Fix the text that describes the return value for invalid insns.
2141 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2143 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2144 Clarify what 'cost of the -dependence' is. Fix quoting.
2146 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2147 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2149 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2151 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2152 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2154 2010-01-17 Richard Guenther <rguenther@suse.de>
2157 * function.c (split_complex_args): Take a VEC to modify.
2158 (assign_parms_augmented_arg_list): Build a VEC instead of
2159 a chain of PARM_DECLs.
2160 (assign_parms_unsplit_complex): Take a VEC of arguments.
2161 Do not fixup unmodified parms.
2162 (assign_parms): Deal with the VEC.
2163 (gimplify_parameters): Likewise.
2165 2010-01-17 Richard Guenther <rguenther@suse.de>
2167 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2168 node existence check.
2169 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2170 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2171 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2172 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2173 (gimple_execute_on_growing_pred): Likewise.
2175 2010-01-17 Richard Guenther <rguenther@suse.de>
2177 PR tree-optimization/42773
2178 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2179 (compute_antic_aux): Likewise.
2180 (compute_partial_antic_aux): Likewise.
2182 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2185 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2188 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2190 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2193 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2194 Fix markup for strict argument.
2196 (TARGET_SCHED_REORDER2): Fix argument types.
2198 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2199 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2201 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2202 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2204 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2207 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2208 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2209 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2210 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2211 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2213 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2215 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2217 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2218 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2220 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2222 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2225 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2227 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2228 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2230 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2232 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2234 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2235 referring to it. Fix language.
2237 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2239 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2241 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2243 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2245 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2246 '@var{stream}. Remove stray 'and'.
2248 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2250 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2252 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2254 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2255 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2257 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2258 Fix description of return value.
2259 Rename argument "sz" to "len."
2261 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2262 Clarify meaning of 'true' return value.
2264 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2266 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2267 rep_mode versus mode_rep.
2269 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2271 (TARGET_BUILTIN_DECL): Fix name.
2273 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2275 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2277 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2279 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2281 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2283 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2286 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2287 Rename argument tm_fn to md_fn.
2289 (TARGET_OPTION_PRINT): Fix argument list.
2291 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2294 * config/i386/i386.c (ix86_fixup_binary_operands):
2295 Revert FMA4 fixup of operands.
2297 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2300 * Makefile.in (write_entries_to_file, install-plugin):
2301 Use \012 instead of \n with tr.
2303 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2305 * configure.ac (HAVE_AS_REF): New C macro.
2306 * configure: Regenerate.
2307 * config.in: Likewise.
2308 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2310 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2313 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2315 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2317 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2319 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2321 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2323 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2325 (TARGET_BINDS_LOCAL_P): Fix argument type.
2327 (TARGET_ASM_FILE_END): Use prototype.
2329 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2331 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2333 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2335 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2337 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2338 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2340 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2341 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2343 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2344 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2345 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2346 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2348 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2350 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2352 (TARGET_INIT_BUILTINS): Use prototype.
2354 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2355 Put 'const char *' in braces. Fix parameter types.
2356 (TARGET_INVALID_CONVERSION): Fix parameter types.
2357 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2358 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2360 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2363 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2365 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2367 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2369 * doc/tm.texi (TARGET_HELP): Fix return type.
2371 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2372 in braces. Fix argument types.
2374 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2376 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2378 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2380 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2381 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2383 (TARGET_MANGLE_TYPE): Fix argument types.
2385 (TARGET_IRA_COVER_CLASSES): Use prototype.
2387 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2389 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2391 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2393 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2395 (TARGET_CALLEE_COPIES): Fix argument types.
2397 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2399 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2401 (TARGET_FUNCTION_VALUE): Fix argument types.
2403 (TARGET_RETURN_IN_MSB): Fix argument type.
2405 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2407 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2409 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2411 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2412 agree with return type.
2414 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2416 2010-01-15 Jing Yu <jingyu@google.com>
2418 PR rtl-optimization/42691
2419 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2420 a pseudo to a constant and are merged, and adjust comments.
2422 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2424 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2426 2010-01-15 Richard Guenther <rguenther@suse.de>
2429 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2430 labels of computed or non-local gotos to the destination.
2431 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2432 landing pad label is the first label.
2434 2010-01-15 Richard Guenther <rguenther@suse.de>
2436 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2438 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2441 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2442 to allow generation of the xssqrtdp instruction on power7.
2443 (sqrtdf2_fpr): Ditto.
2445 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2448 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2449 functions with noreturn attribute.
2452 * varasm.c (declare_weak): Add weak attribute to decl if it
2453 doesn't have one already.
2454 (assemble_external): Only add decls to weak_decls if they also
2455 have weak attribute.
2457 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2459 * var-tracking.c (var_reg_delete): Don't delete the association
2460 between REGs and values or one-part variables if the register
2463 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2466 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2467 because its first operand is a non-localized variable.
2469 2010-01-14 Martin Jambor <mjambor@suse.cz>
2471 PR tree-optimization/42706
2472 * tree-sra.c (encountered_recursive_call): New variable.
2473 (encountered_unchangable_recursive_call): Likewise.
2474 (sra_initialize): Initialize both new variables.
2475 (callsite_has_enough_arguments_p): New function.
2476 (scan_function): Call decl and flags check only for IPA-SRA, check
2477 whether there is a recursive call and whether it has enough arguments.
2478 (all_callers_have_enough_arguments_p): New function.
2479 (convert_callers): Look for recursive calls only when
2480 encountered_recursive_call is set.
2481 (ipa_early_sra): Bail out either if
2482 !all_callers_have_enough_arguments_p or
2483 encountered_unchangable_recursive_call.
2485 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2487 * sel-sched.c: Add 2010 to copyright years.
2488 * sel-sched-ir.c: Likewise.
2489 * sel-sched-ir.h: Likewise.
2491 2010-01-14 Martin Jambor <mjambor@suse.cz>
2493 PR tree-optimization/42714
2494 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2495 constructors specially.
2497 2010-01-14 Andi Kleen <ak@linux.intel.com>
2499 * config/i386/drivers-i386.c (detect_caches_intel):
2500 Add l2sizekb parameter and fill in.
2501 (host_detect_local_cpu): Add l2sizekb, fill in.
2502 Add Atom small cache heuristic.
2504 2010-01-14 Andi Kleen <ak@linux.intel.com>
2506 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2507 Add level3 parameter and fill in.
2508 (detect_caches_intel): Handle level3 cache.
2510 2010-01-14 Andi Kleen <ak@linux.intel.com>
2512 * config/i386/drivers-i386.c (host_detect_local_cpu):
2513 Fix core duo detection.
2515 2010-01-14 Andi Kleen <ak@linux.intel.com>
2517 * config/i386/drivers-i386.c (host_detect_local_cpu):
2520 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2522 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2523 (rs6000_variable_issue_1): this. Use...
2524 (rs6000_variable_issue): here. Reimplement. Print debug info.
2526 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2528 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2529 sel_restore_notes. Update all callers. Call reemit_notes
2532 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2534 PR rtl-optimization/42246
2535 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2538 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2540 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2541 all successors is the same as number of successors in current region.
2543 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2545 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2546 to rename is not separable. Otherwise check that its LHS is not NULL.
2548 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2550 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2552 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2554 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2555 available registers when failed to discover LHS register class.
2556 Fix indentation. Update comment.
2558 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2559 Alexander Monakov <amonakov@ispras.ru>
2561 PR rtl-optimization/42389
2562 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2564 (advance_state_on_fence): Likewise.
2565 (sel_target_adjust_priority): Print debug output only when
2566 sched_verbose >= 4, not 2.
2567 (get_expr_cost): Do not issue all unique insns on the next cycle.
2568 (fill_insns): Initialize can_issue_more from the value saved
2570 * sel-sched-ir.c (flist_add): New parameter issue_more.
2571 Init FENCE_ISSUE_MORE with it.
2572 (merge_fences): Likewise.
2573 (init_fences): Update call to flist_add.
2574 (add_to_fences, add_clean_fence_to_fences)
2575 (add_dirty_fence_to_fences): Likewise.
2576 (move_fence_to_fences): Update call to merge_fences.
2577 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2579 * sel-sched-ir.h (struct _fence): New field issue_more.
2580 (FENCE_ISSUE_MORE): New accessor macro.
2582 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2584 PR rtl-optimization/42388
2585 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2586 that have no predecessors nor successors. Do not call move_bb_info
2587 for empty blocks outside of current region.
2589 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2591 PR rtl-optimization/42294
2592 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2593 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2594 originators' originators.
2596 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2598 PR rtl-optimization/39453
2599 PR rtl-optimization/42246
2600 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2602 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2604 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2605 Alexander Monakov <amonakov@ispras.ru>
2608 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2609 (maybe_tidy_empty_bb): ... here. Make static. Add new
2610 argument. Update all callers.
2611 (tidy_control_flow): ... and here. Recompute topological order
2612 of basic blocks in region if necessary.
2613 (sel_redirect_edge_and_branch): Change return type. Return true
2614 if topological order might have been invalidated.
2615 (purge_empty_blocks): Export and move from...
2616 * sel-sched.c (purge_empty_blocks): ... here.
2617 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2618 (maybe_tidy_empty_bb): Delete prototype.
2619 (purge_empty_blocks): Declare.
2621 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2623 PR rtl-optimization/42249
2624 * sel-sched.c (try_replace_dest_reg): When chosen register
2625 and original register is the same, do not bail out early, but
2626 still check all original insns for validity of replacing destination
2627 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2630 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2633 Port from no-undefined-overflow branch:
2634 2009-03-09 Richard Guenther <rguenther@suse.de>
2636 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2638 2010-01-14 Richard Guenther <rguenther@suse.de>
2641 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2643 2010-01-14 Ira Rosen <irar@il.ibm.com>
2645 PR tree-optimization/42709
2646 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2647 as scalar type in creation of constant vector operand.
2649 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2652 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2653 (check-parallel-%): Match `testsuite' directory component only
2656 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2658 PR translation/39521
2659 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2662 2010-01-13 Richard Guenther <rguenther@suse.de>
2664 PR tree-optimization/42730
2665 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2668 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2671 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2672 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2675 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2677 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2678 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2679 ___umulsi3_highpart.
2681 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2682 rather than schedule_insns if the pass is enabled.
2684 2010-01-13 Martin Jambor <mjambor@suse.cz>
2686 PR tree-optimization/42704
2687 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2690 2010-01-13 Martin Jambor <mjambor@suse.cz>
2692 PR tree-optimization/42703
2693 * tree-sra.c (analyze_access_subtree): Check that we can build a
2694 reference to the original data within the aggregate.
2696 2010-01-13 Richard Guenther <rguenther@suse.de>
2698 PR tree-optimization/42705
2699 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2701 2010-01-13 Richard Guenther <rguenther@suse.de>
2704 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2706 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2709 * var-tracking.c (values_to_unmark): New variable.
2710 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2711 values_to_unmark vector. Moved body to...
2712 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2713 instead queue it into values_to_unmark vector.
2714 (vt_find_locations): Free values_to_unmark vector.
2716 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2718 * config/s390/s390.c (override_options): Set
2719 default of max-pending-list-length to 256
2721 2010-01-13 Richard Guenther <rguenther@suse.de>
2724 * tree-pass.h (PROP_gimple_lcx): New.
2725 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2726 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2727 before the final cleanup_eh.
2728 (dump_properties): Dump PROP_gimple_lcx.
2729 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2730 (tree_lower_complex_O0): Remove.
2731 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2732 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2733 tree_lower_complex, schedule TODO_update_ssa.
2734 * lto-streamer-out.c (output_function): Stream the functions
2736 * lto-streamer-in.c (input_function): Likewise.
2737 (lto_read_body): Do not override them here.
2739 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2742 * c-typeck.c (build_c_cast): Fold value cast to union type before
2743 wrapping it in a CONSTRUCTOR.
2745 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2747 PR rtl-optimization/42699
2748 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2751 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2753 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2754 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2755 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2756 SUBTARGET_WARN_UNUSED_SPEC): ... here
2757 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2759 2010-01-12 Julian Brown <julian@codesourcery.com>
2761 * config/arm/neon-schedgen.ml (Utils): Don't try to
2762 open missing module.
2763 (find_with_result): New.
2765 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2768 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2769 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2771 PR tree-optimization/42645
2772 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2773 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2774 decl_map, set processing_debug_stmt to -1 and return name without
2777 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2779 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2780 binutils version, and reword target configuration description.
2782 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2784 * config/avr/avr.h (LINKER_NAME): Remove.
2786 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2789 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2790 that support VSX, warn for -mno-altivec if vsx is not disabled,
2793 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2794 Shujing Zhao <pearly.zhao@oracle.com>
2796 PR translation/42469
2797 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2798 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2799 character between option name and help text.
2800 * c.opt (imultilib): Likewise.
2802 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2804 * lto-streamer-out.c (output_unreferenced_globals): Output static
2807 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2809 PR rtl-optimization/42621
2810 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2811 optimizing for size.
2812 (duplicate_computed_gotos): Remove now-redundant check.
2814 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2817 * configure.ac: Save and restore LDFLAGS and LIBS
2818 * configure: Regenerate.
2820 2010-01-10 Richard Guenther <rguenther@suse.de>
2823 * builtins.c (fold_builtin_strlen): Add type argument and
2824 convert the resulting length to it.
2825 (fold_builtin_1): Adjust.
2827 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2829 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2830 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2832 (num_insns_constant_wide): Adjust for that change.
2834 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2837 * web.c (union_defs): Add used argument, to combine uses of
2839 (entry_register): Adjust type and tests of used argument.
2840 (web_main): Widen used for new use. Pass it to union_defs.
2841 * df.h (union_defs): Adjust prototype.
2843 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2846 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2847 uses in new incoming argument. Free body.
2848 (reset_debug_uses_in_loop): New.
2849 (analyze_insn_to_expand_var): Call the latter if the former found
2850 anything. Fix whitespace. Reject invalid dest overlaps before
2851 going through all insns in the loop.
2853 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2856 * haifa-sched.c (dying_use_p): Debug insns don't count.
2858 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2861 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2862 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2863 (verify_gimple_call): Reject LHS in noreturn calls.
2865 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2869 * tree-vect-loop-manip.c (adjust_info): New type.
2870 (adjust_vec): New pointer to vector.
2871 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2872 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2873 (slpeel_update_phis_for_duplicate_loop): Use them.
2874 (slpeel_update_phi_nodes_for_guard1): Likewise.
2875 (slpeel_update_phi_nodes_for_guard2): Likewise.
2876 (slpeel_tree_peel_loop_to_edge): Likewise.
2877 (vect_update_ivs_after_vectorizer): Likewise.
2879 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2881 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2882 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2884 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2886 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2887 bogus uninitialized warning.
2889 2010-01-09 Richard Guenther <rguenther@suse.de>
2892 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2893 the evolution is compatible with the initial condition.
2895 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2897 * gcc.c (process_command): Update copyright notice dates.
2898 * gcov.c (print_version): Likewise.
2899 * gcov-dump.c (print_version): Likewise.
2900 * mips-tfile.c (main): Likewise.
2901 * mips-tdump.c (main): Likewise.
2903 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2906 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2908 (rotlhi3_8): Delete.
2910 (rotlsi3_8): Delete.
2911 (rotlsi3_16): Delete.
2912 (rotlsi3_24): Delete.
2914 (*rotw<mode>3): New.
2915 (*rotb<mode>3): New.
2916 * config/avr/avr.c (avr_rotate_bytes): New function.
2917 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2919 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2922 * configure.ac: Modify -rdynamic check.
2923 * configure: Regenerate.
2925 2010-01-08 DJ Delorie <dj@redhat.com>
2927 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2928 register popping order.
2930 2010-01-08 Richard Guenther <rguenther@suse.de>
2933 * c.opt (fsigned-char): Also let LTO handle this option.
2934 (funsigned-char): Likewise.
2936 2010-01-07 Richard Guenther <rguenther@suse.de>
2938 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2939 (gimple_op): Likewise.
2940 (gimple_op_ptr): Likewise.
2941 (gimple_assign_set_lhs): Remove gcc_assert.
2942 (gimple_assign_set_rhs1): Likewise.
2943 (gimple_assign_set_rhs2): Likewise.
2944 (gimple_call_set_lhs): Likewise.
2945 (gimple_call_set_fn): Likewise.
2946 (gimple_call_set_fndecl): Likewise.
2947 (gimple_call_fndecl): Likewise.
2948 (gimple_call_return_type): Likewise.
2949 (gimple_call_set_chain): Likewise.
2950 (gimple_call_num_args): Likewise.
2951 (gimple_call_set_arg): Likewise.
2952 (gimple_cond_set_code): Likewise.
2953 (gimple_cond_set_lhs): Likewise.
2954 (gimple_cond_set_rhs): Likewise.
2955 (gimple_cond_set_true_label): Likewise.
2956 (gimple_cond_set_false_label): Likewise.
2957 (gimple_label_set_label): Likewise.
2958 (gimple_goto_set_dest): Likewise.
2959 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2960 (gimple_debug_bind_get_value): Likewise.
2961 (gimple_debug_bind_get_value_ptr): Likewise.
2962 (gimple_debug_bind_set_var): Likewise.
2963 (gimple_debug_bind_set_value): Likewise.
2964 (gimple_debug_bind_reset_value): Likewise.
2965 (gimple_debug_bind_has_value_p): Likewise.
2966 (gimple_return_retval_ptr): Remove gcc_assert.
2967 (gimple_return_retval): Likewise.
2968 (gimple_return_set_retval): Likewise.
2969 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2970 (safe_referenced_var_iterator): Remove.
2971 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2972 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2973 (fill_referenced_var_vec): Remove.
2974 (first_readonly_imm_use): Remove redundant gcc_assert.
2975 (phi_arg_index_from_use): Combine gcc_asserts.
2976 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2977 (first_imm_use_stmt): Remove redundant gcc_assert.
2978 * tree-cfg.c (verify_gimple_call): Verify function and chain
2979 operands. Verify arguments.
2980 (verify_types_in_gimple_stmt): Verify condition code and labels.
2982 2010-01-07 Richard Guenther <rguenther@suse.de>
2984 PR tree-optimization/42641
2985 * sese.c (rename_map_elt_info): Use the SSA name version, do
2988 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2990 PR tree-optimization/42625
2991 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2992 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2994 2010-01-07 Duncan Sands <baldrick@free.fr>
2996 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2998 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3001 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3002 note itself is not function_invariant_p.
3004 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3006 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3007 Do not add the DF_NOTE problem.
3008 * store-motion.c (execute_rtl_store_motion): Likewise.
3010 2010-01-07 Martin Jambor <mjambor@suse.cz>
3012 PR tree-optimization/42157
3013 * tree-sra.c (compare_access_positions): Stabilize sort if both
3014 accesses have integer types, return zero immediately if they are the
3017 2010-01-06 Richard Henderson <rth@redhat.com>
3020 * haifa-sched.c (add_to_note_list): Merge into ...
3021 (concat_note_lists): ... here, and ...
3022 (unlink_other_notes, rm_other_notes): Merge into...
3023 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3024 NOTE_INSN_EPILOGUE_BEG.
3026 2010-01-06 Richard Guenther <rguenther@suse.de>
3028 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3029 not inline regular functions into always-inline functions.
3031 2010-01-06 Nick Clifton <nickc@redhat.com>
3033 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3034 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3036 (OVERRIDE_OPTIONS): Delete.
3037 (OPTIMIZATION_OPTIONS): Define.
3038 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3039 * config/rx/rx.c (rx_handle_option): Issue an error message if
3040 -mcpu=rx200 and -fpu are used together.
3041 (rx_set_optimization_options): New function. Issue an error
3042 message if an optimization attribute attempts to reset the FPU/
3043 math optimization pairing.
3044 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3045 * config/rx/rx.opt: Set the default to 32-bit doubles.
3046 * config/rx/t-rx: Add multilibs for -nofpu option.
3047 * doc/invoke.texi: Update documentation of RX options.
3049 2010-01-06 Richard Guenther <rguenther@suse.de>
3051 * tree-ssa-pre.c (name_to_id): New global.
3052 (alloc_expression_id): Simplify SSA name handling.
3053 (lookup_expression_id): Likewise.
3054 (init_pre): Zero name_to_id.
3055 (fini_pre): Free it.
3057 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3059 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3061 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3064 * config/i386/sse.md (smaxv2di3): New.
3065 (umaxv2di3): Likewise.
3066 (sminv2di3): Likewise.
3067 (uminv2di3): Likewise.
3069 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3072 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3073 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3074 (legitimize_tls_address): Likewise.
3075 (sparc_tls_referenced_p): Likewise.
3076 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3077 and adjust calls to legitimize_pic_address.
3078 (legitimate_constant_p) Use sparc_tls_referenced_p.
3079 (legitimate_pic_operand_p): Likewise.
3080 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3081 (sparc_tls_symbol_ref_1): Delete.
3082 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3083 (legitimize_tls_address): Make static, handle CONST patterns.
3084 (legitimize_pic_address): Make static, remove unused parameter and
3085 adjust recursive calls.
3086 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3087 and adjust call to legitimize_pic_address.
3088 (sparc_output_mi_thunk): Likewise.
3090 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3091 H.J. Lu <hongjiu.lu@intel.com>
3094 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3095 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3096 operands to make them signed.
3099 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3102 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3103 GTU to GT for V4SI and V2DI.
3105 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3106 (umin<mode>3): Removed.
3108 (uminv4si3): Likewise.
3110 2010-01-05 Martin Jambor <mjambor@suse.cz>
3112 PR tree-optimization/42462
3113 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3114 current_function_decl to helper functions and macros.
3116 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3119 * flags.h: Don't include real.h.
3120 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3121 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3122 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3123 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3124 * dominance.c: Update copyright.
3125 * gimple.c (walk_gimple_op): Remove inline.
3126 * tree-ssa-reassoc.c: Include real.h.
3127 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3128 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3130 2010-01-05 Nick Clifton <nickc@redhat.com>
3132 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3133 register to push into the stack frame when the accumulator has to
3134 be saved during interrupts.
3136 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3138 * doc/invoke.texi: Remove the documentation about option
3140 * common.opt (Wunreachable-code): Preserved for backward
3142 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3143 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3144 the backward compatibility flag section.
3146 2010-01-05 Richard Guenther <rguenther@suse.de>
3148 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3150 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3153 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3155 PR tree-optimization/42508
3156 * tree-sra.c (convert_callers): Check for recursive call
3157 by comparing cgraph nodes instead of decls.
3158 (modify_function): Call ipa_modify_formal_parameters also
3159 on all same_body aliases.
3161 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3162 cgraph nodes when checking for same_body aliases.
3164 2010-01-05 Richard Guenther <rguenther@suse.de>
3166 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3167 allocation and lookup.
3168 (get_or_alloc_expr_for_constant): Likewise.
3169 (phi_translate): Sink allocation.
3171 2010-01-04 Richard Guenther <rguenther@suse.de>
3173 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3174 a new entry only if needed.
3175 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3176 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3178 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3180 (phi_translate): Handle CONSTANTs early.
3182 2010-01-04 Martin Jambor <mjambor@suse.cz>
3184 PR tree-optimization/42398
3185 * tree-sra.c (struct access): Removed flag grp_different_types.
3186 (dump_access): Do not dump the removed flag.
3187 (sort_and_splice_var_accesses): Do not set the removed flag.
3188 (sra_modify_expr): Check for type compatibility directly.
3190 2010-01-04 Martin Jambor <mjambor@suse.cz>
3192 PR tree-optimization/42366
3193 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3194 edges with variable number of parameters.
3195 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3196 flag instead of asserting it.
3197 (ipa_read_node_info): Read uses_analysis_done flag.
3199 2010-01-04 Richard Guenther <rguenther@suse.de>
3201 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3202 iterative_hash_* as intended.
3203 (vn_reference_compute_hash): Likewise. Simplify hashing
3205 (vn_reference_lookup_2): Likewise.
3206 (vn_nary_op_compute_hash): Likewise.
3207 (vn_phi_compute_hash): Likewise.
3208 (expressions_equal_p): Remove strange code.
3209 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3210 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3211 (bitmap_insert_into_set_1): Take value-id as parameter.
3212 (add_to_value): Pass it.
3213 (bitmap_insert_into_set): Likewise.
3214 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3216 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3219 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3220 (do_self_spec): For switches with SWITCH_IGNORE set set also
3221 SWITCH_IGNORE_PERMANENTLY.
3222 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3225 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3227 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3228 tree of an unreferenced global var.
3230 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3233 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3234 GTU to GT for V4SI and V2DI.
3236 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3237 (umin<mode>3): Removed.
3239 (uminv4si3): Likewise.
3241 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3244 * collect2.c (main): Turn on trace in collect2 if -v is passed
3247 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3249 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3250 description of expression operand.
3252 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3254 * configure.ac: Add install-html to target_list for Make-hooks.
3255 * configure: Regenerate.
3256 * fortran/Make-lang.in (F95_HTMLFILES): New.
3257 (fortran.html): Use it.
3258 (fortran.install-html): New.
3259 * Makefile.in (install-html): Add lang.install-html.
3260 * java/Make-lang.in (JAVA_HTMLFILES): New.
3261 (java.html): Use it.
3262 (java.install-html): New.
3263 * objc/Make-lang.in (objc.install-html): New.
3264 * objcp/Make-lang.in (obj-c++.install-html): New.
3265 * cp/Make-lang.in (c++.install-html): New.
3266 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3267 * lto/Make-lang.in (lto.install-html): New.
3269 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3272 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3274 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3276 PR rtl-optimization/41862
3277 * store-motion.c (store_killed_in_insn, compute_store_table,
3278 remove_reachable_equiv_notes, replace_store_insn,
3279 build_store_vectors): Ignore all DEBUG_INSNs.
3281 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3284 * common.opt: Add dumpdir.
3286 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3288 (option_map): Add --dumpdir.
3290 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3292 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3294 * opts.c (decode_options): Try dump_dir_name first if
3295 dump_base_name isn't an absolute path.
3296 (common_handle_option): Handle OPT_dumpdir.
3298 * toplev.c (dump_dir_name): New.
3299 (print_switch_values): Also ignore -dumpdir.
3301 * toplev.h (dump_dir_name): New.
3303 2010-01-03 Richard Guenther <rguenther@suse.de>
3305 PR tree-optimization/42589
3306 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3307 double-word expansion of bswap32.
3309 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3311 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3312 with BLOCK_FOR_INSN.
3313 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3314 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3315 noce_process_if_block): Likewise.
3316 * gcse.c (compute_local_properties, insert_expr_in_table,
3317 insert_set_in_table, canon_list_insert, find_avail_set,
3318 pre_insert_copy_insn): Likewise.
3320 * basic-block.h (BLOCK_NUM): Move from here...
3321 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3323 2010-01-03 Richard Guenther <rguenther@suse.de>
3325 PR tree-optimization/42438
3326 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3327 contains_may_not_return_call flag.
3328 (BB_MAY_NOTRETURN): New.
3329 (valid_in_sets): Trapping nary operations are not valid
3330 in blocks that may not return.
3331 (insert_into_preds_of_block): Remove check for trapping expressions.
3332 (compute_avail): Compute also BB_MAY_NOTRETURN.
3334 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3336 * doc/invoke.texi: Add 2010 to copyright years.
3338 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3340 * config/sparc/sparc.c: Fix formatting nits.
3342 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3343 Alexander Monakov <amonakov@ispras.ru>
3345 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3347 2010-01-02 Richard Guenther <rguenther@suse.de>
3350 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3351 (simplify_switch_using_ranges): Mark to be removed edges
3354 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3356 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3358 * collect2.c (scan_libraries): Add missing argument in call to
3361 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3364 * config/alpha/predicates.md (aligned_memory_operand): Return false
3366 (unaligned_memory_operand): Return true for CQImode.
3367 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3368 doesn not cross aligned SImode word boundary.
3370 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3372 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3374 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3375 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3377 2010-01-02 Richard Guenther <rguenther@suse.de>
3380 * toplev.c (compile_file): Emit LTO marker properly. Change
3382 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3384 2010-01-01 Richard Guenther <rguenther@suse.de>
3387 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3389 2010-01-01 Richard Guenther <rguenther@suse.de>
3392 * c-decl.c (grokdeclarator): For zero-size arrays force
3393 structural equality checks as layout_type does.
3395 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3397 * builtins.c: Update copyright to 2010.
3399 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3402 * lto-streamer-out.c (produce_asm): Revert the last change.
3403 (copy_function): Likewise.
3405 * lto-streamer.c (lto_get_section_name): Skip any leading
3408 2010-01-01 Richard Guenther <rguenther@suse.de>
3411 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3415 Copyright (C) 2010 Free Software Foundation, Inc.
3417 Copying and distribution of this file, with or without modification,
3418 are permitted in any medium without royalty provided the copyright
3419 notice and this notice are preserved.