1 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 PR tree-optimization/43280
4 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number generation.
5 Move calculation of size out of the if branch.
6 (find_bswap): Modify compare number generation.
8 2010-03-11 Richard Guenther <rguenther@suse.de>
11 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
12 (input_gimple_stmt): Fixup handled component types during
13 operand read. Also fix up decls in ADDR_EXPRs.
15 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
17 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
18 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
20 2010-03-10 Jan Hubicka <jh@suse.cz>
23 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
24 * varasm.c (get_variable_section): Don't do that here...
25 (make_decl_rtl): ... and here.
26 (do_assemble_alias): Produce decl RTL.
27 (assemble_alias): Likewise.
29 2010-03-10 Jakub Jelinek <jakub@redhat.com>
32 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
33 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
35 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
36 (based_loc_descr): Only express drap or vdrap regno based expressions
37 using DW_OP_fbreg when not optimizing.
38 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
39 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
40 REG_CFA_SET_VDRAP note.
42 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
44 PR tree-optimization/43236
45 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
46 error in calculation of base address in reverse iteration case.
47 (generate_builtin): Take number of latch executions if the statement
50 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
53 * tree-eh.c: Include pointer-set.h.
54 (lower_eh_dispatch): Filter out duplicate case labels and
55 remove the unneeded edge when the label is unused. Return
56 true when some edges are removed.
57 (execute_lower_eh_dispatch): When any lowering resulted in
58 removing an edge, also delete unreachable blocks.
60 2010-03-10 Jakub Jelinek <jakub@redhat.com>
63 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
64 UNSPEC_MACHOPIC_OFFSET.
66 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
69 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
70 (m68k_delegitimize_address): New function.
72 2010-03-09 Jakub Jelinek <jakub@redhat.com>
75 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
78 * var-tracking.c (adjust_sets): New function.
79 (count_with_sets, add_with_sets): Use it.
80 (get_adjusted_src): New inline function.
84 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
85 call cselib_dummy_expand_value_rtx_cb instead of
86 cselib_expand_value_rtx_cb.
89 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
90 * config/i386/i386.c: Include debug.h and dwarf2out.h.
91 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
92 and .cfi_endproc around the pic thunks.
93 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
94 all queued unwind info register saves are saved before the call.
95 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
96 considered as sp-=4 for unwind info and the pop as sp+=4 which
97 also clobbers dest, but doesn't actually restore it.
100 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
103 2010-03-09 Jie Zhang <jie@codesourcery.com>
105 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
106 whitespaces in output template.
108 2010-03-09 Jie Zhang <jie@codesourcery.com>
110 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
113 2010-03-08 Jakub Jelinek <jakub@redhat.com>
115 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
116 builtins.exp in a separate job.
118 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
120 * graphite-sese-to-poly.c (add_param_constraints): Use
121 lower_bound_in_type and upper_bound_in_type.
123 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
125 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
126 instead of unsigned_type_node.
128 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
129 Reza Yazdani <reza.yazdani@amd.com>
132 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
133 on pointer type parameters.
135 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
139 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
140 handle conversions from pointer to integers.
141 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
142 induction variable, to be able to work with code generated by
144 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
145 (build_poly_scop): Bail out if we cannot codegen a loop.
147 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
149 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
150 code generation with gloog_error.
152 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
154 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
155 Call fold_convert on all the returned values.
156 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
157 the type of the resulting expression.
159 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
161 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
162 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
163 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
165 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
167 * graphite-dependences.c (map_into_dep_poly): Removed.
168 (dependence_polyhedron_1): Use combine_context_id_scat.
170 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
172 * graphite-poly.h (struct poly_scattering): Add layout documentation.
173 (struct poly_bb): Same.
174 (combine_context_id_scat): New.
176 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
179 * sese.c (name_defined_in_loop_p): Return false for default
182 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
184 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
185 and clean up the logic.
187 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
189 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
192 2010-03-08 Jakub Jelinek <jakub@redhat.com>
194 * var-tracking.c (remove_cselib_value_chains): Define only for
196 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
197 delete_slot_part, emit_notes_for_differences_1): Don't call
198 remove_cselib_value_chains here.
199 (set_slot_part, emit_notes_for_differences_2): Don't call
200 add_cselib_value_chains here.
201 (preserved_values): New vector.
202 (preserve_value): New function.
203 (add_uses, add_stores, vt_add_function_parameters): Use it
204 instead of cselib_preserve_value.
205 (changed_values_stack): New vector.
206 (check_changed_vars_0): New function.
207 (check_changed_vars_1, check_changed_vars_2): Use it.
208 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
209 changed_values_stack VALUEs.
210 (vt_emit_notes): For all preserved_values call
211 add_cselib_value_chains. If ENABLE_CHECKING call
212 remove_cselib_value_chains before verifying value_chains is empty.
213 Initialize and free changed_values_stack.
214 (vt_initialize): Initialize preserved_values.
215 (vt_finalize): Free preserved_values.
217 2010-03-08 Richard Guenther <rguenther@suse.de>
219 PR tree-optimization/43269
220 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
223 2010-03-08 Martin Jambor <mjambor@suse.cz>
225 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
226 (ipa_is_param_called): Removed.
227 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
228 (ipa_print_node_params): Do not print the called flag.
229 (ipa_write_node_info): Do not stream the called flag.
230 (ipa_read_node_info): Likewise.
232 2010-03-07 Jakub Jelinek <jakub@redhat.com>
235 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
236 * cselib.c (struct expand_value_data): Add dummy field.
237 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
239 (cselib_dummy_expand_value_rtx_cb): New function.
240 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
242 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
243 * var-tracking.c: Include pointer-set.h.
244 (variable): Change n_var_parts to char from int. Add
245 cur_loc_changed and in_changed_variables fields.
246 (variable_canonicalize): Remove.
247 (shared_var_p): New inline function.
248 (unshare_variable): Maintain cur_loc_changed and
249 in_changed_variables fields. If var was in changed_variables,
250 replace it there with new_var. Just copy cur_loc instead of
251 resetting it to something else.
252 (variable_union): Don't recompute cur_loc. Use shared_var_p.
253 (dataflow_set_union): Don't call variable_canonicalize.
254 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
255 of their DEBUG_EXPR_TREE_DECLs.
256 (canonicalize_loc_order_check): Verify that cur_loc is NULL
257 and in_changed_variables and cur_loc_changed is false.
258 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
259 and cur_loc_changed. Don't update cur_loc here.
260 (variable_merge_over_src): Don't call variable_canonicalize.
261 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
262 removing loc that is equal to cur_loc, clear cur_loc,
263 set cur_loc_changed and ensure variable_was_changed is called.
264 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
265 compare pointers in cur_loc check, if it is equal to loc,
266 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
267 (variable_different_p): Remove compare_current_location argument,
268 don't compare cur_loc.
269 (dataflow_set_different_1): Adjust variable_different_p caller.
270 (variable_was_changed): If dv had some var in changed_variables
271 already, reset in_changed_variables flag for it and propagate
272 cur_loc_changed over to the new variable. On empty var
273 always set cur_loc_changed. Set in_changed_variables on whatever
274 var is added to changed_variables.
275 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
276 Use shared_var_p. When removing loc that is equal to cur_loc,
277 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
278 end, don't set it to something else, just call variable_was_changed.
279 (delete_slot_part): Use shared_var_p. When cur_loc equals to
280 loc being removed, clear cur_loc and set cur_loc_changed.
281 Set cur_loc_changed if all locations have been removed.
282 (struct expand_loc_callback_data): New type.
283 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
284 allocated. Always create SUBREGs if simplify_subreg failed.
285 Prefer to use cur_loc, when that fails and still in
286 changed_variables (and seen first time) recompute it. Set
287 cur_loc_changed of variables which had to change cur_loc and
288 compute elcd->cur_loc_changed if any of the subexpressions used
289 had to change cur_loc.
290 (vt_expand_loc): Adjust to pass arguments in
291 expand_loc_callback_data structure.
292 (vt_expand_loc_dummy): New function.
293 (emitted_notes): New variable.
294 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
295 that weren't used for any other decl in current
296 emit_notes_for_changes call call vt_expand_loc_dummy to update
297 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
298 first loc_chain location if NULL before. Always use just
299 cur_loc instead of first loc_chain location. When cur_loc_changed
300 is false, when not --enable-checking=rtl just don't emit any note.
301 When rtl checking, compute the note and assert it is the same
302 as previous note. Clear cur_loc_changed and in_changed_variables
303 at the end before removing from changed_variables.
304 (check_changed_vars_3): New function.
305 (emit_notes_for_changes): Traverse changed_vars to call
306 check_changed_vars_3 on each changed var.
307 (emit_notes_for_differences_1): Clear cur_loc_changed and
308 in_changed_variables. Recompute cur_loc of new_var.
309 (emit_notes_for_differences_2): Clear cur_loc if new variable
311 (vt_emit_notes): Initialize and destroy emitted_notes.
313 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
315 PR rtl-optimization/42220
316 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
317 Use verify_reg_tracked to determine if we should use OP_OUT rather
319 (build_def_use): If we see an in-out operand for a register that we
320 know nothing about, treat is an output if possible, fail the block if
323 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
326 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
329 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
332 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
333 uses of relevant DEFs that are dead outside the loop too.
335 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
337 * var-tracking.c (dataflow_set_merge): Swap src and src2.
339 2010-01-13 Jakub Jelinek <jakub@redhat.com>
341 * var-tracking.c (values_to_unmark): New variable.
342 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
343 values_to_unmark vector. Moved body to...
344 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
345 instead queue it into values_to_unmark vector.
346 (vt_find_locations): Free values_to_unmark vector.
348 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
350 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
351 (site.exp): Export them when plugins are enabled.
353 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
356 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
358 (chrec_fold_multiply): Same.
360 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
363 * c-decl.c (build_compound_literal): Return early if init is
366 2010-03-04 Martin Jambor <mjambor@suse.cz>
368 PR tree-optimization/43164
369 PR tree-optimization/43191
370 * tree-sra.c (type_consists_of_records_p): Reject records with
371 zero-size bit-fields at the end.
373 2010-03-04 Mike Stump <mikestump@comcast.net>
375 * Makefile.in (TAGS): Remove *.y.
377 2010-03-04 Richard Guenther <rguenther@suse.de>
379 PR tree-optimization/40761
380 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
382 (my_rev_post_order_compute): New function.
385 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
388 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
389 decrease the cost of an IV candidate when the cost is infinite.
391 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
393 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
394 Use '3DNow!' for the extension of that name, ensure normal space
396 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
398 2010-03-03 Jeff Law <law@redhat.com>
400 * PR middle-end/32693
401 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
403 (extract_bit_field_1): Likewise.
405 2010-03-03 Janis Johnson <janis187@us.ibm.com>
407 * doc/sourcebuild.texi (Test directives): Document that arguments
408 include-opts and exclude-opts are now optional for dg-skip-if,
409 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
411 2010-03-03 Jason Merrill <jason@redhat.com>
414 * cgraph.h (varpool_node): Add extra_name field.
415 * varpool.c (varpool_extra_name_alias): New.
416 (varpool_assemble_decl): Emit extra name aliases.
417 (varpool_mark_needed_node): Look past an extra name alias.
418 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
419 * lto-streamer-in.c (lto_input_tree): Read it.
420 * lto-streamer-out.c (output_unreferenced_globals): Write it.
422 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
424 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
425 (sparc*-*-solaris2*): ...this.
427 2010-03-03 Jakub Jelinek <jakub@redhat.com>
430 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
431 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
432 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
433 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
436 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
437 fallthrough to default handling, just with want_address 0 instead of 2.
438 For single element lists, add_AT_loc directly, otherwise create an
439 artificial variable DIE and stick location list to it.
442 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
443 (VAL_EXPR_HAS_REVERSE): Define.
444 (reverse_op): New function.
445 (add_stores): For reversible operations add an extra MO_VAL_USE.
447 2010-03-02 Jason Merrill <jason@redhat.com>
449 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
451 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
453 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
454 (sparc64-*-linux*): Likewise.
455 (sparc64-*-solaris2*): Include assembler files before linker ones.
456 (sparc-*-solaris2*): Simplify and reorder to match previous case.
457 * config/sparc/gas.h: Delete.
458 * config/sparc/sol2-64.h: Add copyright notice.
459 * config/sparc/sol2-gas-bi.h: Likewise.
460 * config/sparc/sol2-gld.h: Likewise.
461 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
462 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
463 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
464 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
465 (sparc_elf_asm_named_section): Rename into...
466 (sparc_solaris_elf_asm_named_section): ...this. Always define.
468 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
470 * config/alpha/alpha.c (override_options): Fix -mtune error message.
472 2010-03-02 Jeff Law <law@redhat.com>
475 * reload1.c (rtx_p, substitute_stack): Declare.
476 (substitute): Record addresses of changed rtxs.
477 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
478 Restore the original rtx when complete.
479 (reload): Free subsitute_stack when complete.
481 2010-03-02 Janis Johnson <janis187@us.ibm.com>
483 * doc/gccint.texi (menu): Add Testsuites as a chapter.
484 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
486 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
487 LTO Testing, gcov Testing, profopt Testing, compat Testing,
488 Torture Tests): Change from subsection to section.
490 2010-03-02 Jakub Jelinek <jakub@redhat.com>
491 Steven Bosscher <steven@gcc.gnu.org>
493 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
496 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
499 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
500 the assignment from the new induction variable to the assignment
501 of the value from the original loop PHI function.
503 2010-03-01 Janis Johnson <janis187@us.ibm.com>
504 Daniel Jacobowitz <dan@codesourcery.com>
506 * doc/sourcebuild.texi (Test directives): Clarify options to
509 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
511 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
512 Disable cfi directives unless GCC and gas agree on using read-only
513 .eh_frame sections for 64-bit.
514 * configure: Regenerate.
516 2010-03-01 Richard Guenther <rguenther@suse.de>
518 PR tree-optimization/43220
519 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
520 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
522 2010-03-01 Richard Guenther <rguenther@suse.de>
523 Martin Jambor <mjambor@suse.cz>
526 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
527 gimplified parameters.
529 2010-03-01 Christian Bruel <christian.bruel@st.com>
531 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
533 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
535 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
537 2010-03-01 Richard Guenther <rguenther@suse.de>
540 * expr.c (expand_assignment): Use the alias-oracle to tell
541 if the rhs aliases the result decl.
543 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
546 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
547 to sol_gt_pch_get_address.
548 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
549 64-bit, SPARC and x86.
550 (sol_gt_pch_get_address): New function.
552 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
554 * toplev.h (inform_n, error_n): Declare.
555 * diagnostic.c (inform_n, error_n): New function.
557 2010-03-01 Jakub Jelinek <jakub@redhat.com>
559 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
560 has no rtl yet when processing local_decls, queue it and recheck
561 if deferred stack allocation hasn't assigned it rtl.
563 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
565 * config/sh/sh.c (unspec_bbr_uid): New.
566 (gen_block_redirect): Use it instead of INSN_UID.
567 (gen_far_branch): Likewise.
569 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
571 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
572 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
574 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
576 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
577 (Warning Options): -Wno-conversion-null is valid for
578 Objective-C++ as well.
579 * doc/tm.texi (Named Address Spaces): Likewise.
580 * doc/plugins.texi (Plugins): Replace TABs with spaces.
581 * doc/tree-ssa.texi (Tree SSA): Likewise.
583 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
586 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
587 by default. Don't set the default arch for
588 i[34567]86-*-darwin*|x86_64-*-darwin*.
590 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
593 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
594 default. Set the default 32bit/64bit archs with $with_arch
595 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
597 2010-02-27 Richard Guenther <rguenther@suse.de>
599 PR tree-optimization/43186
600 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
601 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
602 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
605 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
607 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
608 required and i[34567]86-*-* targets don't support 64bit ISA.
610 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
613 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
616 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
618 * config.gcc: Set the default arch at least to Prescott for
619 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
620 if SSE math is enabled.
622 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
624 * diagnostic.c (diagnostic_initialize): Update.
625 (diagnostic_report_diagnostic): Test inhibit_notes_p for
627 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
628 (diagnostic_inhibit_notes): New.
629 * toplev.c (process_options): inhibit notes with -fcompare-debug.
631 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
634 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
635 * doc/standards.texi: Likewise.
636 * doc/extend.texi: Likewise.
637 * doc/trouble.texi: Likewise.
638 * doc/cppopts.texi: Likewise.
639 * doc/install.texi: Likewise.
640 * c.opt (std=c90,std=gnu90): New options.
641 * c-opts.c (c_common_handle_option): Handle them.
643 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
646 * c-decl.c (undeclared_variable): Use an informative note.
648 2010-02-26 Richard Guenther <rguenther@suse.de>
650 PR tree-optimization/43186
651 * gimple.h (gimple_fold): Remove.
652 * gimple.c (gimple_fold): Remove. Inline into single user ...
653 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
654 Try harder for conditions.
656 2010-02-26 Jakub Jelinek <jakub@redhat.com>
659 * function.c (used_types_insert): Don't skip through named pointer
660 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
661 and it is different from the main variant's type.
663 2010-02-26 Nick Clifton <nickc@redhat.com>
665 * config/rx/rx.md (sminsi3): Remove bogus alternative.
667 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
669 * config.gcc: Support --with-fpmath=sse for x86.
671 * config/i386/ssemath.h: New.
673 * doc/install.texi (--with-fpmath=sse): Documented.
675 2010-02-26 Richard Guenther <rguenther@suse.de>
677 PR tree-optimization/43188
678 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
679 vector types of over-aligned element type.
681 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
684 * config/i386/i386.c (expand_vec_perm_blend): Use correct
685 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
687 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
689 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
691 2010-02-26 Jakub Jelinek <jakub@redhat.com>
693 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
694 * var-tracking.c: Include diagnostic.h.
695 (debug_dv): New function.
696 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
699 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
700 (add_value_chain, add_value_chains, remove_value_chain,
701 remove_value_chains): Handle DEBUG_EXPRs.
702 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
705 * regcprop.c (struct queued_debug_insn_change): New type.
706 (struct value_data_entry): Add debug_insn_changes field.
707 (struct value_data): Add n_debug_insn_changes field.
708 (debug_insn_changes_pool): New variable.
709 (free_debug_insn_changes, apply_debug_insn_changes,
710 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
711 (kill_value_one_regno): Call free_debug_insn_changes if needed.
712 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
714 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
716 (copyprop_hardreg_forward_1): Don't call apply_change_group for
717 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
718 changes, call cprop_find_used_regs via note_stores.
719 (copyprop_hardreg_forward): When copying vd from predecessor
720 which has any queued DEBUG_INSN changes, make sure the pointers are
721 cleared. At the end call df_analyze and then if there are any
722 DEBUG_INSN changes queued at the end of some basic block for still
723 live registers, apply them.
724 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
726 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
728 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
731 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
733 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
734 targets. Set the default with_cpu/with_arch from arch/cpu.
735 Allow x86-64 and native for with_cpu/with_arch.
737 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
739 * ebitmap.c: Change calls to verify_popcount with calls to
740 sbitmap_verify_popcount.
741 (ebitmap_clear_bit): Fixed map->cacheindex test and
742 map>cache update when bit clearing results in an empty
745 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
748 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
749 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
750 and support both V2DF and V2DI modes.
751 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
752 support both V2DF and V2DI modes.
753 (general): Delete trailing whitespace from a few patterns.
755 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
756 V2DF/V2DI interleave high/low builtins.
758 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
761 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
762 interleave high/low functions.
764 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
766 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
767 #pragma extern_prefix.
769 2010-02-25 Jakub Jelinek <jakub@redhat.com>
772 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
773 BLKmode, assert op0 is a MEM and just adjust its mode.
776 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
777 if bitpos isn't multiple of mode's bitsize.
779 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
781 * c.opt (-ftemplate-depth=): New.
782 (-ftemplate-depth-): Deprecate.
783 * optc-gen.awk: Handle -ftemplate-depth=.
784 * opth-gen.awk: Likewise.
785 * c-opts.c (c_common_handle_option): Likewise.
786 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
788 2010-02-24 Jason Merrill <jason@redhat.com>
790 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
792 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
794 * cfg.c (alloc_aux_for_block): Remove inline.
795 (alloc_aux_for_edge): Likewise.
797 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
799 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
801 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
803 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
804 * config/i386/sol2-gas.h: New file.
805 * config.gcc (i[34567]86-*-solaris2*): Use it.
807 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
810 * c-typeck.c (ep_convert_and_check): New.
811 (build_conditional_expr): Use it.
812 (build_binary_op): Likewise.
814 2010-02-24 Jakub Jelinek <jakub@redhat.com>
816 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
819 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
821 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
822 expr needs to have DECL_NAME set.
824 2010-02-24 Nick Clifton <nickc@redhat.com>
826 * config/mep/mep.c: Include gimple.h.
827 (mep_function_uses_sp): Delete unused function.
828 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
829 parameters. Use unsigned integers to count args. Return a
830 NULL_RTX instead of an error_mark_node. Toidy up formatting.
832 2010-02-23 Jakub Jelinek <jakub@redhat.com>
835 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
836 greater or equal to nelt instead of 2 * nelt.
837 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
840 2010-02-23 Jason Merrill <jason@redhat.com>
843 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
844 in cfun->local_decls even if they have register types.
847 * stor-layout.c (place_field): Don't warn about unnecessary
848 DECL_PACKED if the type is packed.
850 2010-02-23 Jakub Jelinek <jakub@redhat.com>
853 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
854 GOTOFF relocs, even when the base reg isn't pic pointer.
856 2010-02-23 Michael Matz <matz@suse.de>
859 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
860 (expand_gimple_basic_block): Generate and use debug temps if there
861 are debug uses left after the last real use of TERed ssa names.
862 Unlink debug immediate uses when they are expanded.
864 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
867 * config/i386/i386.c (override_options): Reorganise to provide
868 better error messages.
870 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
873 * graphite-scop-detection.c (create_single_exit_edge): Move
874 the call to find_single_exit_edge to....
875 (create_sese_edges): ...here. Don't handle multiple edges
876 exiting the function.
877 (build_graphite_scops): Don't handle multiple edges
878 exiting the function.
880 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
883 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
884 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
886 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
889 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
891 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
894 * c-typeck.c (convert_arguments): Print declaration location.
895 * c-common.c (validate_nargs): Rename as
896 builtin_function_validate_nargs.
897 (check_builtin_function_arguments): Update.
899 2010-02-22 Richard Guenther <rguenther@suse.de>
902 * tree-inline.c (declare_return_variable): Use the type of
903 the call stmt lhs if available.
905 2010-02-22 Duncan Sands <baldrick@free.fr>
907 * passes.c (register_pass): Always consider all pass lists when
908 ref_pass_instance_number is zero.
910 2010-02-22 Richard Guenther <rguenther@suse.de>
912 PR tree-optimization/42749
913 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
914 parameter. Do arithmetic in the original type.
915 (update_accumulator_with_ops): Likewise.
916 (adjust_accumulator_values): Adjust.
918 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
920 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
921 (QI to BLKmode splitter): New splitter.
923 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
925 * config/i386/i386.c (initial_ix86_tune_features): Turn on
926 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
928 2010-02-22 Richard Guenther <rguenther@suse.de>
930 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
932 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
934 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
935 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
936 ($(T)crti.o, $(T)crtn.o): Remove rules.
938 2010-02-21 Tobias Burnus <burnus@net-b.de>
941 * doc/invoke.texi (-fassociative-math): Document that this
942 option is automatically enabled for Fortran.
944 2010-02-20 David S. Miller <davem@davemloft.net>
946 * configure.ac: Test if linker and assembler properly support
947 GOTDATA_OP relocations.
948 * configure: Rebuild.
949 * config.in: Likewise.
950 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
951 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
952 (movsi_high_pic): Likewise.
953 (movdi_lo_sum_pic): Likewise.
954 (movdi_high_pic): Likewise.
955 (movsi_pic_gotdata_op): New pattern.
956 (movdi_pic_gotdata_op): Likewise.
957 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
958 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
960 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
963 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
965 (xop_mulv2div2di3_high): Ditto.
967 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
970 * c.opt (Wconversion-null): New option.
971 * doc/invoke.texi (Wconversion-null): Document.
973 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
975 * common.opt (Wlarger-than-): Add Undocumented.
977 2010-02-19 Mike Stump <mikestump@comcast.net>
979 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
981 2010-02-19 Jason Merrill <jason@redhat.com>
984 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
985 * configure: Likewise.
987 2010-02-20 Alan Modra <amodra@gmail.com>
990 * cgraph.h (cgraph_make_decl_local): Declare.
991 * cgraph.c (cgraph_make_decl_local): New function.
992 (cgraph_make_node_local): Use it.
993 * cgraphunit.c (cgraph_function_versioning): Likewise.
994 * ipa.c (function_and_variable_visibility): Likewise.
996 2010-02-19 Jakub Jelinek <jakub@redhat.com>
999 * except.c (sjlj_emit_function_enter): Don't call
1000 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1002 * rtl.h (add_reg_br_prob_note): Remove prototype.
1004 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1007 * c-common.c (conversion_warning): Remove widening conversions
1008 before checking the conversion of integers to reals.
1010 2010-02-19 Mike Stump <mikestump@comcast.net>
1013 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1016 * cgraphunit.c (process_function_and_variable_attributes): Check
1017 DECL_PRESERVE_P instead of looking up attribute "used".
1018 * ipa-pure-const.c (check_decl): Likewise.
1019 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1020 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1021 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1022 instead of attribute "used".
1023 * config/sol2-c.c (solaris_pragma_init): Likewise.
1024 (solaris_pragma_fini): Likewise.
1026 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1028 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1029 Use XCNEW instead of xcalloc.
1030 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1031 XNEW instead of xmalloc.
1032 (get_fields): Use XNEWVEC instead of xmalloc.
1035 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1036 populate vars array.
1037 (create_new_general_access): For debug stmts just reset value.
1038 (get_stmt_accesses): For accesses within debug stmts just record them
1039 using add_access_to_acc_sites instead of preventing the peeling or
1040 counting them as accesses.
1043 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1045 2010-02-19 Richard Guenther <rguenther@suse.de>
1047 PR tree-optimization/42916
1048 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1051 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1053 * configure.ac: Replace all uses of changequote in macro arguments
1054 with proper quoting.
1056 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1059 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1061 2010-02-19 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/42944
1064 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1065 test for aliasing with errno.
1067 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1070 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1071 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1072 * dojump.c: Include output.h.
1073 (inv): New inline function.
1074 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1075 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1076 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1077 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1078 argument, pass it down to other calls.
1079 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1080 add REG_BR_PROB note to the conditional jump.
1081 * cfgexpand.c (add_reg_br_prob_note): Removed.
1082 (expand_gimple_cond): Don't call it, add the probability
1083 as last argument to jumpif_1/jumpifnot_1.
1084 * Makefile.in (dojump.o): Depend on output.h.
1085 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1087 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1088 * stmt.c (do_jump_if_equal): Likewise.
1089 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1090 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1091 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1093 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1094 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1095 jumpifnot_1 callers.
1096 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1098 (store_expr): Adjust jumpifnot caller.
1099 (store_constructor): Adjust jumpif caller.
1102 * gimplify.c (gimple_boolify): For __builtin_expect call
1103 gimple_boolify also on its first argument.
1105 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1107 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1109 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1110 * configure: Regenerated.
1112 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1114 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1115 lang_hooks.types_compatible_p instead of comptypes.
1117 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1119 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1120 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1121 if __prefer_thumb__ is defined.
1123 2010-02-18 Martin Jambor <mjambor@suse.cz>
1125 PR tree-optimization/43066
1126 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1127 array with zero-sized element type.
1129 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1131 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1132 rtx, allocate struct var_loc_node here and return it to the
1133 caller, and only if it is actually needed.
1134 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1135 move it earlier and return immediately if it returns NULL.
1137 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1139 * config/sparc/gas.h: New file. Restore
1140 TARGET_ASM_NAMED_SECTION to its ELF default.
1141 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1143 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1144 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1145 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1146 after sparc/sysv4.h.
1148 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1150 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1152 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1154 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1155 patterns from predicated pattern.
1157 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1160 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1161 for insn mnemonic suffix.
1163 2010-02-17 Richard Guenther <rguenther@suse.de>
1165 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1168 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1171 * caller-save.c (save_call_clobbered_regs): If BB ends with
1172 a DEBUG_INSN, move any notes in between last real insn and the last
1173 DEBUG_INSN after the last DEBUG_INSN.
1175 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1177 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1178 Fix return type. Fix argument type. Explain meaning of return value.
1180 2010-02-16 Richard Guenther <rguenther@suse.de>
1182 PR tree-optimization/41043
1183 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1184 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1186 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1188 2010-02-16 Ira Rosen <irar@il.ibm.com>
1190 PR tree-optimization/43074
1191 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1192 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1193 vectorizable cycles in hybrid SLP check.
1194 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1196 2010-02-16 Richard Guenther <rguenther@suse.de>
1198 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1199 (true_dependence): If memrefs_conflict_p computes must-alias
1200 trust it. Move TBAA check after offset-based disambiguation.
1201 (canon_true_dependence): Likewise.
1203 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1205 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1206 * doc/invoke.texi: Document it.
1207 * var-tracking.c: Include toplev.h and params.h.
1208 (vt_find_locations): Return bool indicating success. Compute
1209 hash sizes unconditionally. Check new parameter, report.
1210 (variable_tracking_main_1): Check vt_find_locations results and
1211 retry. Renamed from...
1212 (variable_tracking_main): ... this. New wrapper to preserve
1213 flag_var_tracking_assignments.
1214 * Makefile.in (var-tracking.o): Adjust dependencies.
1216 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1217 Jakub Jelinek <jakub@redhat.com>
1220 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1221 if weak_import attribute is present.
1222 * config/darwin.c (machopic_select_section): Likewise.
1224 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1226 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1227 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1228 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1229 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1231 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1233 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1236 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1237 Rewrite text to refer to the names.
1239 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1241 * config/i386/i386-builtin-types.def
1242 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1243 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1244 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1245 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1246 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1247 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1248 IX86_BUILTIN_VPERMIL2PS256.
1249 (MULTI_ARG_4_DF2_DI_I): Defined.
1250 (MULTI_ARG_4_DF2_DI_I1): Defined.
1251 (MULTI_ARG_4_SF2_SI_I): Defined.
1252 (MULTI_ARG_4_SF2_SI_I1): Defined.
1253 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1254 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1255 __builtin_ia32_vpermil2ps256.
1256 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1257 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1258 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1259 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1260 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1261 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1262 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1263 CODE_FOR_xop_vpermil2v8sf3.
1264 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1265 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1266 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1267 (_mm256_permute2_pd): New.
1268 (_mm_permute2_ps): New.
1269 (_mm256_permute2_ps): New.
1271 2010-02-15 Nick Clifton <nickc@redhat.com>
1273 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1274 boolean parameters. Use emit_jump_insn when emitting a pop
1275 instruction containing a return insn.
1276 (push): Use 'true' rather than '1' as second parameter to F.
1277 (h8300_expand_prologue): Likewise.
1278 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1279 (h8300_expand_epilogue): Likewise.
1281 2010-02-15 Richard Guenther <rguenther@suse.de>
1284 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1287 2010-02-15 Nick Clifton <nickc@redhat.com>
1289 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1292 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1294 * intl.c (fake_ngettext): New function.
1295 * intl.h (fake_ngettext): Declare.
1296 (ngettext): Define macro.
1297 * collect2.c (notice_translated): New function.
1298 (main): Use notice_translated and ngettext.
1299 * collect2.h (notice_translated): Declare.
1301 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1303 * reorg.c (delete_computation): Comment fixes.
1304 * caller-save.c (setup_save_areas): Idem.
1305 * sel-sched-dump.c (dump_lv_set): Idem.
1308 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1310 * config/s390/s390.c (s390_sched_init): New function.
1311 (TARGET_SCHED_INIT): Target hook defined.
1313 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1314 Jack Howarth <howarth@bromo.med.uc.edu>
1315 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1318 Partial revert of unintended change in fix for PR41605.
1319 * config/darwin.h: Fix typo.
1320 * config/darwin9.h: Same.
1322 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1324 * c-pch.c (pch_init): Clear v.
1326 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1329 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1330 graphite_can_represent_init for MULT_EXPR.
1332 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1336 * graphite-sese-to-poly.c (remove_phi): New.
1337 (translate_scalar_reduction_to_array): Call remove_phi.
1339 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1342 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1343 * graphite-clast-to-gimple.h (gloog): Update declaration.
1344 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1345 * graphite-poly.h (struct poly_bb): Add missing comments.
1346 (struct scop): Add poly_scop_p field.
1348 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1349 * graphite.c (graphite_transform_loops): Build the polyhedral
1350 representation for each scop before code generation.
1351 * sese.c (rename_variables_in_operand): Removed.
1352 (rename_variables_in_expr): Return the renamed expression.
1353 (rename_sese_parameters): New.
1354 * sese.h (rename_sese_parameters): Declared.
1356 2010-02-11 Richard Guenther <rguenther@suse.de>
1358 PR tree-optimization/42998
1359 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1360 POINTER_PLUS_EXPR properly.
1362 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1363 Changpeng Fang <changpeng.fang@amd.com>
1366 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1367 the cost of an IV candidate when the IV is used in a test against zero.
1369 * gcc.dg/tree-ssa/ivopts-3.c: New.
1371 2010-02-11 Richard Guenther <rguenther@suse.de>
1374 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1375 pointer-vs-decl case by swapping refs. Handle some cases
1376 of pointer-vs-decl disambiguations more conservatively.
1377 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1378 to false after expanding.
1380 2010-02-11 Richard Guenther <rguenther@suse.de>
1383 * gcc.c (process_command): Handle LTO file@offset case more
1386 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1388 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1389 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1391 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1393 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1394 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1395 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1396 Optimize eq/ne comparisons when both arguments are known to be
1398 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1399 Don't mask operands unnecessarily if they are known to be already
1402 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1404 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1407 2010-02-10 Richard Guenther <rguenther@suse.de>
1409 PR tree-optimization/43017
1410 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1411 for wrapping signed arithmetic.
1413 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1416 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1417 if no debug info should be emitted for it.
1419 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1421 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1422 note when flag_exceptions is set.
1424 2010-02-10 Duncan Sands <baldrick@free.fr>
1426 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1428 2010-02-10 Richard Guenther <rguenther@suse.de>
1431 * tree.c (get_unwidened): Handle constants.
1432 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1434 2010-02-10 Martin Jambor <mjambor@suse.cz>
1437 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1438 check for variable argument counts independently.
1440 2010-02-10 Christian Bruel <christian.bruel@st.com>
1443 * config/sh/sh.c (find_barrier): Increase length for non delayed
1444 conditional branches.
1446 2010-02-10 Christian Bruel <christian.bruel@st.com>
1448 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1450 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1452 * builtins.c (set_builtin_user_assembler_name): Also handle
1453 ffs if int is smaller than word.
1455 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1458 * ira-conflicts.c (get_dup): Remove.
1459 (process_reg_shuffles): Add new parameter. Use it as an
1460 additional guard for copy generation.
1461 (add_insn_allocno_copies): Rewrite.
1463 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1465 * common.opt (fsched2-use-traces): Preserved for backward
1467 * doc/invoke.texi: Remove the documentation about option
1468 -fsched2-use-traces.
1469 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1470 flag_sched2_use_traces.
1471 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1472 the backward compatibility flag section.
1474 2010-02-09 Richard Guenther <rguenther@suse.de>
1476 PR tree-optimization/43008
1477 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1478 make HEAP variables initialized from global memory if they
1479 are not known builtin functions.
1480 (find_func_aliases): Adjust.
1482 2010-02-09 Richard Guenther <rguenther@suse.de>
1484 PR tree-optimization/43000
1485 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1486 arithmetic manually.
1488 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1490 PR tree-optimization/42931
1491 * tree-loop-linear.c (try_interchange_loops): Don't call
1492 double_int_mul if estimated_loop_iterations failed.
1494 2010-02-08 Martin Jambor <mjambor@suse.cz>
1497 * tree-sra.c (build_accesses_from_assign): Do not mark in
1498 should_scalarize_away_bitmap if stmt has volatile ops.
1499 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1502 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1504 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1506 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1508 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1511 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1514 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1516 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1519 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1520 to unknown_dependence.
1521 (graphite_legal_transform_dr): Handle the unknown_dependence.
1522 (graphite_carried_dependence_level_k): Same.
1524 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1526 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1528 2010-02-07 Richard Guenther <rguenther@suse.de>
1531 * expr.c (get_inner_reference): Always initialize *pbitsize.
1533 2010-02-07 Richard Guenther <rguenther@suse.de>
1536 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1537 new ARRAY_REFs on variable size element or minimal index arrays.
1539 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1540 gimple_fold_indirect_ref.
1542 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1545 * arm.c (arm_override_options): Just return if the user has specified
1546 an invalid fpu name.
1548 2010-02-03 Jason Merrill <jason@redhat.com>
1551 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1552 i386_pe_maybe_record_exported_symbol.
1554 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1557 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1558 (pa_delegitimize_address): New function.
1560 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1562 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1563 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1565 2010-02-05 Richard Guenther <rguenther@suse.de>
1568 * lto-streamer-in.c (get_resolution): Deal with references
1569 to undefined functions.
1571 2010-02-05 Richard Guenther <rguenther@suse.de>
1573 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1574 (fold_const_aggregate_ref): Likewise.
1575 (ccp_fold_stmt): Substitute loads.
1576 (maybe_fold_reference): Verify types before substituting.
1578 (fold_gimple_assign): Unshare properly.
1579 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1581 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1583 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1584 for rs6000_gen_cell_microcode.
1586 2010-02-04 Richard Guenther <rguenther@suse.de>
1588 PR rtl-optimization/42952
1589 * dse.c (const_or_frame_p): Remove MEM handling.
1591 2010-02-04 Nick Clifton <nickc@redhat.com>
1593 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1594 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1595 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1596 (mn10300_asm_output_mi_thunk): New function.
1597 (mn10300_can_output_mu_thunk): New function.
1598 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1599 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1600 (FUNCTION_ARG): Delete incorrect comment.
1602 2010-02-03 Jason Merrill <jason@redhat.com>
1605 * fold-const.c (operand_equal_p): Handle erroneous types.
1607 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1609 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1611 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1613 PR rtl-optimization/42941
1614 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1617 2010-02-03 Jason Merrill <jason@redhat.com>
1620 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1622 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1625 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1626 (cselib_reset_table): Renamed from...
1627 (cselib_reset_table_with_next_value): ... this.
1628 (cselib_get_next_uid): Renamed from...
1629 (cselib_get_next_unknown_value): ... this.
1630 * cselib.c (next_uid): Renamed from...
1631 (next_unknown_value): ... this.
1632 (cselib_clear_table): Adjust.
1633 (cselib_reset_table): Adjust. Renamed from...
1634 (cselib_reset_table_with_next_value): ... this.
1635 (cselib_get_next_uid): Adjust. Renamed from...
1636 (cselib_get_next_unknown_value): ... this.
1637 (get_value_hash): Use hash.
1638 (cselib_hash_rtx): Likewise.
1639 (new_cselib_val): Adjust. Set and dump uid.
1640 (cselib_lookup_mem): Pass next_uid as hash.
1641 (cselib_subst_to_values): Likewise.
1642 (cselib_log_lookup): Dump uid.
1643 (cselib_lookup): Pass next_uid as hash. Adjust.
1644 (cselib_process_insn): Adjust.
1645 (cselib_init): Initialize next_uid.
1646 (cselib_finish): Adjust.
1647 (dump_cselib_table): Likewise.
1648 * dse.c (canon_address): Dump value uid.
1649 * print-rtl.c (print_rtx): Print value uid.
1650 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1652 (dv_uid): New function, sort of renamed from...
1653 (dv_htab_hash): ... this, reimplemented in terms of it and...
1654 (dv_uid2hash): ... this. New.
1655 (variable_htab_eq): Drop excess assertions.
1656 (tie_break_pointers): Removed.
1657 (canon_value_cmp): Compare uids.
1658 (variable_post_merge_New_vals): Print uids.
1659 (vt_add_function_parameters): Adjust.
1660 (vt_initialize): Reset table. Adjust.
1662 2010-02-03 Richard Guenther <rguenther@suse.de>
1664 PR tree-optimization/42944
1665 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1666 (call_may_clobber_ref_p_1): Likewise. Properly handle
1667 malloc and calloc clobbering errno.
1669 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1671 * doc/invoke.texi: Fix name of sched1 dump.
1673 * opts.c (decode_options): Set flag_tree_switch_conversion
1674 only conditionally on optimize >= 2.
1676 * gcse.c: Assorted comment fixes in pass description.
1678 2010-02-03 Anthony Green <green@moxielogic.com>
1680 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1681 nop padding in order to maintain alignment of storage location of
1682 target function address.
1683 (moxie_trampoline_init): Store target function address at newly
1685 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1687 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1689 2010-02-03 Richard Guenther <rguenther@suse.de>
1692 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1694 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1696 * config.gcc: Reenable check for obsolete targets.
1697 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1698 mips-sgi-irix6.[0-4]*.
1700 2010-02-02 Nick Clifton <nickc@redhat.com>
1702 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1703 constant size of 4 as being the same as 0.
1704 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1705 can take values in the range 0..4.
1707 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1710 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1711 as _darwin10_Unwind_FindEnclosingFunction().
1712 * libgcc-libsystem.ver: New.
1714 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1717 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1718 implicitly set registers.
1720 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1722 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1723 (arm_override_options): Allow automatic selection of the thread
1724 pointer register if thumb2.
1725 (legitimize_pic_address): Improve code sequences for Thumb2.
1726 (arm_call_tls_get_addr): Likewise.
1727 (legitimize_tls_address): Likewise.
1728 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1729 (pic_load_addr_32bit): ... this. New named pattern.
1730 * thumb2.md (pic_load_addr_thumb2): Delete.
1731 (pic_load_dot_plus_four): Delete.
1732 (tls_load_dot_plus_four): New named pattern.
1734 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1737 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1738 Document fix for TLS bug.
1740 2010-01-31 Richard Guenther <rguenther@suse.de>
1742 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1743 conservatively correct.
1745 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1749 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1751 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1753 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1755 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1757 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1759 * config.gcc: Adjust order of makefile fragments for mingw targets.
1761 2010-01-31 Richard Guenther <rguenther@suse.de>
1764 * gimplify.c (gimplify_init_constructor): For volatile LHS
1765 initialize a temporary.
1767 2010-01-31 Matthias Klose <doko@ubuntu.com>
1769 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1771 * configure: Regenerate.
1773 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1775 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1776 the same alias set and their sizes different constantness.
1777 (aliasing_component_refs_p): Revert 2009-10-24 change.
1779 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1781 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1784 2010-01-29 Richard Guenther <rguenther@suse.de>
1786 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1787 Assert we successfully updated the call.
1789 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1791 PR rtl-optimization/42889
1792 * df.h (df_set_bb_dirty_nonlr): New prototype.
1793 * df-core.c (df_set_bb_dirty_nonlr): New function.
1794 * df-scan.c (df_insn_rescan): Call it instead of
1795 df_set_bb_dirty for DEBUG_INSNs.
1797 2010-01-29 Richard Guenther <rguenther@suse.de>
1800 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1801 quadratic behavior in most cases.
1803 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1806 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1807 in the call to gen_x86_movsicc_0_m1.
1809 2010-01-28 Richard Guenther <rguenther@suse.de>
1811 PR tree-optimization/42871
1812 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1814 2010-01-28 Richard Guenther <rguenther@suse.de>
1816 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1817 into call arguments.
1819 2010-01-28 Richard Guenther <rguenther@suse.de>
1822 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1823 the forwarder if the destination is an EH landing pad.
1825 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1827 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1828 block list passed to gimple_duplicate_sese_tail.
1829 (parallelize_loops): Avoid parallelization when the function
1831 Avoid parallelization when the preheader is IRREDUCIBLE.
1832 Try to optimize when estimated_loop_iterations_int is unresolved.
1833 Add the loop's location to the dump file.
1834 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1835 (gimple_duplicate_sese_tail): Remove the check for the latch.
1836 Redirect nexits to the exit block.
1837 Remove handling of the incoming edges to the latch.
1838 Redirect the backedge from the copied latch to the exit bb.
1840 2010-01-28 Michael Matz <matz@suse.de>
1843 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1844 Wrap force_reg into a sequence, emit it before user.
1846 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1848 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1850 (arm_legacy_rev): Likewise.
1851 (thumb_legacy_rev): Likewise.
1853 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1855 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1856 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1857 on MEM's address failed, try avoid_constant_pool_reference and
1858 recurse if it returned something different.
1859 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1860 address, try avoid_constant_pool_reference and recurse if it
1861 returned something different.
1862 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1863 address and avoid_constant_pool_reference returned something
1864 different, don't set have_address.
1866 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1869 * var-tracking.c (val_store): Add modified argument, obey it.
1871 (count_uses): Move down logging of main.
1872 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1873 don't need resolution.
1874 (emit_notes_in_bb): Likewise.
1876 2010-01-27 Richard Guenther <rguenther@suse.de>
1879 * tree-inline.c (remap_decl): Delay remapping of SSA name
1880 default definitions until we need them.
1882 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1884 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1885 (rs6000_delegitimize_address): New function.
1887 * config/s390/s390.c (s390_delegitimize_address): Call
1888 delegitimize_mem_from_attrs.
1891 * tree-inline.c (cannot_copy_type_1): Removed.
1892 (copy_forbidden): Don't forbid copying of functions containing
1893 records/unions with variable length fields.
1895 2010-01-27 Christian Bruel <christian.bruel@st.com>
1899 * config/sh/sh.c (find_barrier): Increase length for non delayed
1900 conditional branches.
1902 2010-01-27 Matthias Klose <doko@ubuntu.com>
1904 * configure.ac (gnu-unique-object): Fix ldd version check.
1905 * configure: Regenerate.
1907 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1909 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1911 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1912 Test for HAVE_GNU_AS value.
1914 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1916 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1917 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1918 INT64_TYPE): Define.
1919 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1920 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1921 INT_LEAST64_TYPE): Define.
1922 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1923 UINT_LEAST64_TYPE): Define.
1924 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1925 INT_FAST64_TYPE): Define.
1926 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1927 UINT_FAST64_TYPE): Define.
1928 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1929 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1930 (SIG_ATOMIC_TYPE): Define.
1932 2010-01-26 Richard Guenther <rguenther@suse.de>
1934 * df-scan.c (df_scan_set_bb_info): Remove assert.
1935 (df_insn_rescan_debug_internal): Merge asserts.
1936 (df_install_ref): Likewise.
1937 (df_mark_reg): Use bitmap_set_range.
1938 (df_hard_reg_used_p): Remove assert.
1939 (df_hard_reg_used_count): Likewise.
1941 2010-01-26 Richard Guenther <rguenther@suse.de>
1943 PR rtl-optimization/42685
1944 * web.c (web_main): Ignore DEBUG_INSNs.
1946 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1948 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1950 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1951 Fix types of fndecl and arglist parameters.
1953 2010-01-26 Richard Guenther <rguenther@suse.de>
1956 * tree-eh.c (unsplit_eh): Skip debug insns.
1958 2010-01-26 Richard Guenther <rguenther@suse.de>
1960 PR tree-optimization/42250
1961 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1963 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1966 * omp-low.c (expand_omp_sections): Only use single_pred if
1967 l2_bb is single_pred_p.
1969 2010-01-25 Christian Bruel <christian.bruel@st.com>
1972 * config/sh/sh.c (find_barrier): Increase length for non delayed
1973 conditional branches.
1974 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1976 2010-01-24 David S. Miller <davem@davemloft.net>
1978 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1979 define if not using GAS.
1980 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1981 Likewise. Delete SECTION_MERGE code, which is only applicable
1984 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1987 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1988 mangling of va_list in system headers.
1990 2010-01-23 Toon Moene <toon@moene.org>
1992 * tree-predcom.c (combine_chains): Return NULL, not false.
1994 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1996 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1997 initialization of variable res to agree with return type.
1999 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2001 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2002 * tree-sra.c: Add include of expr.h.
2004 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2006 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2007 insert the debug stmt on the single non-EH edge from the stmt.
2009 2010-01-22 Richard Henderson <rth@redhat.com>
2012 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2013 the RHS until after generate_subtree_copies has insertted its
2014 code before the current statement.
2016 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2018 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2020 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2022 2010-01-21 Martin Jambor <mjambor@suse.cz>
2024 PR tree-optimization/42585
2025 * tree-sra.c (struct access): New field grp_total_scalarization.
2026 (dump_access): Dump the new field.
2027 (should_scalarize_away_bitmap): New variable.
2028 (cannot_scalarize_away_bitmap): Likewise.
2029 (sra_initialize): Allocate new bitmaps.
2030 (sra_deinitialize): Free new bitmaps.
2031 (create_access_1): New function.
2032 (create_access): Parts moved to create_access_1.
2033 (type_consists_of_records_p): New function.
2034 (completely_scalarize_record): Likewise.
2035 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2036 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2037 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2039 (analyze_all_variable_accesses): Completely scalarize small eligible
2042 2010-01-21 Martin Jambor <mjambor@suse.cz>
2044 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2046 2010-01-21 Andrew Haley <aph@redhat.com>
2048 * gcc.c (process_command): Move lang_specific_driver before
2049 setting cc_libexec_prefix.
2051 2010-01-21 Richard Guenther <rguenther@suse.de>
2054 * fold-const.c (negate_expr_p): Pretend only negative
2055 real constants are easily negatable.
2057 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2058 Jason Merrill <jason@redhat.com>
2060 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2061 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2062 * calls.c (initialize argument_information): Handle it.
2063 * c-common.c (handle_transparent_union_attribute): Use new name.
2064 * c-decl.c (finish_struct): Ditto.
2065 * c-typeck.c (type_lists_compatible_p): Ditto.
2066 (convert_for_assignment): Use new name and also handle record.
2067 * function.c (aggregate_value_p): Handle it.
2068 (pass_by_reference): Ditto.
2069 (assign_parm_data_types): Ditto.
2070 * print-tree.c (print_node): Ditto.
2071 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2072 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2073 * tree.c (first_field): New fn.
2075 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2078 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2079 even when linking statically, for now.
2081 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2084 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2085 without a cselib val.
2086 (count_uses): Accept MO_VAL_SET with no val on stores.
2087 (add_stores): Likewise.
2089 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2091 * var-tracking.c (check_value_val): Add a compile time assertion.
2092 (dv_is_decl_p): Simplify.
2093 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2094 gcc_assert if ENABLE_CHECKING.
2096 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2099 * var-tracking.c: Include tree-flow.h.
2100 (mem_dies_at_call): New.
2101 (dataflow_set_preserve_mem_locs): Use it.
2102 (dataflow_set_remove_mem_locs): Likewise.
2103 (dump_var): Renamed from dump_variable. Adjust all callers.
2104 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2105 * Makefile.in (var-tracking.o): Adjust deps.
2107 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2109 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2111 2010-01-20 Richard Guenther <rguenther@suse.de>
2113 PR tree-optimization/42717
2114 * tree-ssa-dce.c (get_live_post_dom): Remove.
2115 (forward_edge_to_pdom): Take an arbitrary edge to copy
2116 degenerate PHI args from.
2117 (remove_dead_stmt): Use the first post-dominator even if it
2118 does not contain live statements as redirection destination.
2120 2010-01-20 Richard Guenther <rguenther@suse.de>
2122 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2124 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2126 * sel-sched.c (create_speculation_check): Remove set but not used
2128 (try_transformation_cache): Remove set but not used variable ds.
2129 (calculate_privileged_insns): Remove set but not used variables
2130 cur_insn and min_spec_insn.
2131 (find_best_expr): Remove set but not used variable avail_n.
2132 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2134 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2136 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2137 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2140 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2143 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2144 cpu types. Add support for *-sse3 cpu types.
2145 (x86_64-*-*): Ditto.
2147 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2150 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2151 argument, call initializer_constant_valid_p_1 instead of
2152 initializer_constant_valid_p, pass CACHE to it, return NULL
2153 immediately if first call returns NULL.
2154 (initializer_constant_valid_p_1): New function.
2155 (initializer_constant_valid_p): Use it.
2157 2010-01-20 Thomas Quinot <quinot@adacore.com>
2159 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2161 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2163 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2164 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2165 (loc_list_from_tree): Don't handle unsigned division. Handle
2166 signed modulo using DW_OP_{over,over,div,mul,minus}.
2167 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2168 modulo instead of signed.
2170 2010-01-20 DJ Delorie <dj@redhat.com>
2172 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2174 (h8300_emit_stack_adjustment): Propogate it.
2176 (h8300_expand_prologue): Likewise.
2177 (h8300_expand_epilogue): Likewise.
2179 2010-01-19 Michael Matz <matz@suse.de>
2181 PR tree-optimization/41783
2182 * tree-data-ref.c (toplevel): Include flags.h.
2183 (dump_data_dependence_relation): Also dump the inputs if the
2184 result will be unknown.
2185 (split_constant_offset_1): Look through some conversions.
2186 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2187 the offset from last element is too large.
2188 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2189 (reassociate_to_the_same_stmt): Handle vector registers.
2190 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2192 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2193 wide_prolog_niters argument, emit widening instructions.
2194 (vect_do_peeling_for_alignment): Adjust caller, use widened
2195 variant of the iteration cound.
2196 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2198 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2201 * config/arm/neon-testgen.m (emit_automatics): New parameter
2202 features. Adjust for Fixed_return_reg feature.
2203 (test_intrinsic): Call emit_automatics with new feature.
2204 * config/arm/neon.ml: Update copyright years.
2205 (features): New Fixed_return_reg feature.
2206 (ops): Update feature for Vget_low.
2208 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2210 PR tree-optimization/42719
2211 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2215 * fwprop.c (all_uses_available_at): Return false if def_set dest
2216 is a REG that is used in def_insn.
2218 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2220 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2222 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2225 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2227 * target.h (struct gcc_target) <secondary_reload>: Change type
2228 of last argument to secondary_reload_info *.
2230 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2233 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2234 memory references with unaligned offsets. Remove CQImode handling.
2235 (unaligned_memory_operand): Return 1 for memory references with
2236 unaligned offsets. Remove CQImode handling.
2238 2010-01-18 Richard Guenther <rguenther@suse.de>
2241 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2244 2010-01-18 Richard Guenther <rguenther@suse.de>
2246 PR tree-optimization/42781
2247 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2248 restrict processing only if the original variable was artificial.
2250 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2252 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2253 find number of popped argument bytes.
2255 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2256 Fix the text that describes the return value for invalid insns.
2258 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2260 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2261 Clarify what 'cost of the -dependence' is. Fix quoting.
2263 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2264 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2266 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2268 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2269 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2271 2010-01-17 Richard Guenther <rguenther@suse.de>
2274 * function.c (split_complex_args): Take a VEC to modify.
2275 (assign_parms_augmented_arg_list): Build a VEC instead of
2276 a chain of PARM_DECLs.
2277 (assign_parms_unsplit_complex): Take a VEC of arguments.
2278 Do not fixup unmodified parms.
2279 (assign_parms): Deal with the VEC.
2280 (gimplify_parameters): Likewise.
2282 2010-01-17 Richard Guenther <rguenther@suse.de>
2284 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2285 node existence check.
2286 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2287 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2288 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2289 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2290 (gimple_execute_on_growing_pred): Likewise.
2292 2010-01-17 Richard Guenther <rguenther@suse.de>
2294 PR tree-optimization/42773
2295 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2296 (compute_antic_aux): Likewise.
2297 (compute_partial_antic_aux): Likewise.
2299 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2302 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2305 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2307 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2310 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2311 Fix markup for strict argument.
2313 (TARGET_SCHED_REORDER2): Fix argument types.
2315 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2316 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2318 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2319 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2321 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2324 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2325 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2326 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2327 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2328 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2330 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2332 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2334 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2335 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2337 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2339 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2342 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2344 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2345 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2347 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2349 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2351 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2352 referring to it. Fix language.
2354 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2356 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2358 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2360 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2362 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2363 '@var{stream}. Remove stray 'and'.
2365 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2367 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2369 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2371 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2372 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2374 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2375 Fix description of return value.
2376 Rename argument "sz" to "len."
2378 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2379 Clarify meaning of 'true' return value.
2381 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2383 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2384 rep_mode versus mode_rep.
2386 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2388 (TARGET_BUILTIN_DECL): Fix name.
2390 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2392 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2394 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2396 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2398 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2400 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2403 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2404 Rename argument tm_fn to md_fn.
2406 (TARGET_OPTION_PRINT): Fix argument list.
2408 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2411 * config/i386/i386.c (ix86_fixup_binary_operands):
2412 Revert FMA4 fixup of operands.
2414 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2417 * Makefile.in (write_entries_to_file, install-plugin):
2418 Use \012 instead of \n with tr.
2420 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2422 * configure.ac (HAVE_AS_REF): New C macro.
2423 * configure: Regenerate.
2424 * config.in: Likewise.
2425 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2427 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2430 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2432 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2434 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2436 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2438 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2440 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2442 (TARGET_BINDS_LOCAL_P): Fix argument type.
2444 (TARGET_ASM_FILE_END): Use prototype.
2446 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2448 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2450 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2452 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2454 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2455 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2457 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2458 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2460 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2461 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2462 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2463 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2465 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2467 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2469 (TARGET_INIT_BUILTINS): Use prototype.
2471 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2472 Put 'const char *' in braces. Fix parameter types.
2473 (TARGET_INVALID_CONVERSION): Fix parameter types.
2474 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2475 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2477 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2480 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2482 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2484 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2486 * doc/tm.texi (TARGET_HELP): Fix return type.
2488 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2489 in braces. Fix argument types.
2491 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2493 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2495 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2497 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2498 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2500 (TARGET_MANGLE_TYPE): Fix argument types.
2502 (TARGET_IRA_COVER_CLASSES): Use prototype.
2504 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2506 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2508 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2510 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2512 (TARGET_CALLEE_COPIES): Fix argument types.
2514 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2516 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2518 (TARGET_FUNCTION_VALUE): Fix argument types.
2520 (TARGET_RETURN_IN_MSB): Fix argument type.
2522 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2524 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2526 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2528 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2529 agree with return type.
2531 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2533 2010-01-15 Jing Yu <jingyu@google.com>
2535 PR rtl-optimization/42691
2536 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2537 a pseudo to a constant and are merged, and adjust comments.
2539 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2541 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2543 2010-01-15 Richard Guenther <rguenther@suse.de>
2546 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2547 labels of computed or non-local gotos to the destination.
2548 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2549 landing pad label is the first label.
2551 2010-01-15 Richard Guenther <rguenther@suse.de>
2553 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2555 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2558 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2559 to allow generation of the xssqrtdp instruction on power7.
2560 (sqrtdf2_fpr): Ditto.
2562 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2565 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2566 functions with noreturn attribute.
2569 * varasm.c (declare_weak): Add weak attribute to decl if it
2570 doesn't have one already.
2571 (assemble_external): Only add decls to weak_decls if they also
2572 have weak attribute.
2574 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2576 * var-tracking.c (var_reg_delete): Don't delete the association
2577 between REGs and values or one-part variables if the register
2580 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2583 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2584 because its first operand is a non-localized variable.
2586 2010-01-14 Martin Jambor <mjambor@suse.cz>
2588 PR tree-optimization/42706
2589 * tree-sra.c (encountered_recursive_call): New variable.
2590 (encountered_unchangable_recursive_call): Likewise.
2591 (sra_initialize): Initialize both new variables.
2592 (callsite_has_enough_arguments_p): New function.
2593 (scan_function): Call decl and flags check only for IPA-SRA, check
2594 whether there is a recursive call and whether it has enough arguments.
2595 (all_callers_have_enough_arguments_p): New function.
2596 (convert_callers): Look for recursive calls only when
2597 encountered_recursive_call is set.
2598 (ipa_early_sra): Bail out either if
2599 !all_callers_have_enough_arguments_p or
2600 encountered_unchangable_recursive_call.
2602 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2604 * sel-sched.c: Add 2010 to copyright years.
2605 * sel-sched-ir.c: Likewise.
2606 * sel-sched-ir.h: Likewise.
2608 2010-01-14 Martin Jambor <mjambor@suse.cz>
2610 PR tree-optimization/42714
2611 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2612 constructors specially.
2614 2010-01-14 Andi Kleen <ak@linux.intel.com>
2616 * config/i386/drivers-i386.c (detect_caches_intel):
2617 Add l2sizekb parameter and fill in.
2618 (host_detect_local_cpu): Add l2sizekb, fill in.
2619 Add Atom small cache heuristic.
2621 2010-01-14 Andi Kleen <ak@linux.intel.com>
2623 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2624 Add level3 parameter and fill in.
2625 (detect_caches_intel): Handle level3 cache.
2627 2010-01-14 Andi Kleen <ak@linux.intel.com>
2629 * config/i386/drivers-i386.c (host_detect_local_cpu):
2630 Fix core duo detection.
2632 2010-01-14 Andi Kleen <ak@linux.intel.com>
2634 * config/i386/drivers-i386.c (host_detect_local_cpu):
2637 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2639 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2640 (rs6000_variable_issue_1): this. Use...
2641 (rs6000_variable_issue): here. Reimplement. Print debug info.
2643 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2645 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2646 sel_restore_notes. Update all callers. Call reemit_notes
2649 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2651 PR rtl-optimization/42246
2652 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2655 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2657 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2658 all successors is the same as number of successors in current region.
2660 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2662 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2663 to rename is not separable. Otherwise check that its LHS is not NULL.
2665 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2667 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2669 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2671 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2672 available registers when failed to discover LHS register class.
2673 Fix indentation. Update comment.
2675 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2676 Alexander Monakov <amonakov@ispras.ru>
2678 PR rtl-optimization/42389
2679 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2681 (advance_state_on_fence): Likewise.
2682 (sel_target_adjust_priority): Print debug output only when
2683 sched_verbose >= 4, not 2.
2684 (get_expr_cost): Do not issue all unique insns on the next cycle.
2685 (fill_insns): Initialize can_issue_more from the value saved
2687 * sel-sched-ir.c (flist_add): New parameter issue_more.
2688 Init FENCE_ISSUE_MORE with it.
2689 (merge_fences): Likewise.
2690 (init_fences): Update call to flist_add.
2691 (add_to_fences, add_clean_fence_to_fences)
2692 (add_dirty_fence_to_fences): Likewise.
2693 (move_fence_to_fences): Update call to merge_fences.
2694 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2696 * sel-sched-ir.h (struct _fence): New field issue_more.
2697 (FENCE_ISSUE_MORE): New accessor macro.
2699 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2701 PR rtl-optimization/42388
2702 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2703 that have no predecessors nor successors. Do not call move_bb_info
2704 for empty blocks outside of current region.
2706 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2708 PR rtl-optimization/42294
2709 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2710 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2711 originators' originators.
2713 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2715 PR rtl-optimization/39453
2716 PR rtl-optimization/42246
2717 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2719 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2721 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2722 Alexander Monakov <amonakov@ispras.ru>
2725 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2726 (maybe_tidy_empty_bb): ... here. Make static. Add new
2727 argument. Update all callers.
2728 (tidy_control_flow): ... and here. Recompute topological order
2729 of basic blocks in region if necessary.
2730 (sel_redirect_edge_and_branch): Change return type. Return true
2731 if topological order might have been invalidated.
2732 (purge_empty_blocks): Export and move from...
2733 * sel-sched.c (purge_empty_blocks): ... here.
2734 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2735 (maybe_tidy_empty_bb): Delete prototype.
2736 (purge_empty_blocks): Declare.
2738 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2740 PR rtl-optimization/42249
2741 * sel-sched.c (try_replace_dest_reg): When chosen register
2742 and original register is the same, do not bail out early, but
2743 still check all original insns for validity of replacing destination
2744 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2747 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2750 Port from no-undefined-overflow branch:
2751 2009-03-09 Richard Guenther <rguenther@suse.de>
2753 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2755 2010-01-14 Richard Guenther <rguenther@suse.de>
2758 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2760 2010-01-14 Ira Rosen <irar@il.ibm.com>
2762 PR tree-optimization/42709
2763 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2764 as scalar type in creation of constant vector operand.
2766 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2769 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2770 (check-parallel-%): Match `testsuite' directory component only
2773 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2775 PR translation/39521
2776 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2779 2010-01-13 Richard Guenther <rguenther@suse.de>
2781 PR tree-optimization/42730
2782 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2785 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2788 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2789 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2792 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2794 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2795 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2796 ___umulsi3_highpart.
2798 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2799 rather than schedule_insns if the pass is enabled.
2801 2010-01-13 Martin Jambor <mjambor@suse.cz>
2803 PR tree-optimization/42704
2804 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2807 2010-01-13 Martin Jambor <mjambor@suse.cz>
2809 PR tree-optimization/42703
2810 * tree-sra.c (analyze_access_subtree): Check that we can build a
2811 reference to the original data within the aggregate.
2813 2010-01-13 Richard Guenther <rguenther@suse.de>
2815 PR tree-optimization/42705
2816 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2818 2010-01-13 Richard Guenther <rguenther@suse.de>
2821 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2823 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2826 * var-tracking.c (values_to_unmark): New variable.
2827 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2828 values_to_unmark vector. Moved body to...
2829 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2830 instead queue it into values_to_unmark vector.
2831 (vt_find_locations): Free values_to_unmark vector.
2833 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2835 * config/s390/s390.c (override_options): Set
2836 default of max-pending-list-length to 256
2838 2010-01-13 Richard Guenther <rguenther@suse.de>
2841 * tree-pass.h (PROP_gimple_lcx): New.
2842 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2843 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2844 before the final cleanup_eh.
2845 (dump_properties): Dump PROP_gimple_lcx.
2846 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2847 (tree_lower_complex_O0): Remove.
2848 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2849 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2850 tree_lower_complex, schedule TODO_update_ssa.
2851 * lto-streamer-out.c (output_function): Stream the functions
2853 * lto-streamer-in.c (input_function): Likewise.
2854 (lto_read_body): Do not override them here.
2856 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2859 * c-typeck.c (build_c_cast): Fold value cast to union type before
2860 wrapping it in a CONSTRUCTOR.
2862 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2864 PR rtl-optimization/42699
2865 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2868 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2870 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2871 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2872 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2873 SUBTARGET_WARN_UNUSED_SPEC): ... here
2874 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2876 2010-01-12 Julian Brown <julian@codesourcery.com>
2878 * config/arm/neon-schedgen.ml (Utils): Don't try to
2879 open missing module.
2880 (find_with_result): New.
2882 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2885 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2886 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2888 PR tree-optimization/42645
2889 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2890 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2891 decl_map, set processing_debug_stmt to -1 and return name without
2894 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2896 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2897 binutils version, and reword target configuration description.
2899 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2901 * config/avr/avr.h (LINKER_NAME): Remove.
2903 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2906 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2907 that support VSX, warn for -mno-altivec if vsx is not disabled,
2910 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2911 Shujing Zhao <pearly.zhao@oracle.com>
2913 PR translation/42469
2914 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2915 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2916 character between option name and help text.
2917 * c.opt (imultilib): Likewise.
2919 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2921 * lto-streamer-out.c (output_unreferenced_globals): Output static
2924 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2926 PR rtl-optimization/42621
2927 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2928 optimizing for size.
2929 (duplicate_computed_gotos): Remove now-redundant check.
2931 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2934 * configure.ac: Save and restore LDFLAGS and LIBS
2935 * configure: Regenerate.
2937 2010-01-10 Richard Guenther <rguenther@suse.de>
2940 * builtins.c (fold_builtin_strlen): Add type argument and
2941 convert the resulting length to it.
2942 (fold_builtin_1): Adjust.
2944 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2946 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2947 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2949 (num_insns_constant_wide): Adjust for that change.
2951 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2954 * web.c (union_defs): Add used argument, to combine uses of
2956 (entry_register): Adjust type and tests of used argument.
2957 (web_main): Widen used for new use. Pass it to union_defs.
2958 * df.h (union_defs): Adjust prototype.
2960 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2963 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2964 uses in new incoming argument. Free body.
2965 (reset_debug_uses_in_loop): New.
2966 (analyze_insn_to_expand_var): Call the latter if the former found
2967 anything. Fix whitespace. Reject invalid dest overlaps before
2968 going through all insns in the loop.
2970 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2973 * haifa-sched.c (dying_use_p): Debug insns don't count.
2975 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2978 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2979 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2980 (verify_gimple_call): Reject LHS in noreturn calls.
2982 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2986 * tree-vect-loop-manip.c (adjust_info): New type.
2987 (adjust_vec): New pointer to vector.
2988 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2989 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2990 (slpeel_update_phis_for_duplicate_loop): Use them.
2991 (slpeel_update_phi_nodes_for_guard1): Likewise.
2992 (slpeel_update_phi_nodes_for_guard2): Likewise.
2993 (slpeel_tree_peel_loop_to_edge): Likewise.
2994 (vect_update_ivs_after_vectorizer): Likewise.
2996 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2998 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2999 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3001 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3003 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3004 bogus uninitialized warning.
3006 2010-01-09 Richard Guenther <rguenther@suse.de>
3009 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3010 the evolution is compatible with the initial condition.
3012 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3014 * gcc.c (process_command): Update copyright notice dates.
3015 * gcov.c (print_version): Likewise.
3016 * gcov-dump.c (print_version): Likewise.
3017 * mips-tfile.c (main): Likewise.
3018 * mips-tdump.c (main): Likewise.
3020 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3023 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3025 (rotlhi3_8): Delete.
3027 (rotlsi3_8): Delete.
3028 (rotlsi3_16): Delete.
3029 (rotlsi3_24): Delete.
3031 (*rotw<mode>3): New.
3032 (*rotb<mode>3): New.
3033 * config/avr/avr.c (avr_rotate_bytes): New function.
3034 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3036 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3039 * configure.ac: Modify -rdynamic check.
3040 * configure: Regenerate.
3042 2010-01-08 DJ Delorie <dj@redhat.com>
3044 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3045 register popping order.
3047 2010-01-08 Richard Guenther <rguenther@suse.de>
3050 * c.opt (fsigned-char): Also let LTO handle this option.
3051 (funsigned-char): Likewise.
3053 2010-01-07 Richard Guenther <rguenther@suse.de>
3055 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3056 (gimple_op): Likewise.
3057 (gimple_op_ptr): Likewise.
3058 (gimple_assign_set_lhs): Remove gcc_assert.
3059 (gimple_assign_set_rhs1): Likewise.
3060 (gimple_assign_set_rhs2): Likewise.
3061 (gimple_call_set_lhs): Likewise.
3062 (gimple_call_set_fn): Likewise.
3063 (gimple_call_set_fndecl): Likewise.
3064 (gimple_call_fndecl): Likewise.
3065 (gimple_call_return_type): Likewise.
3066 (gimple_call_set_chain): Likewise.
3067 (gimple_call_num_args): Likewise.
3068 (gimple_call_set_arg): Likewise.
3069 (gimple_cond_set_code): Likewise.
3070 (gimple_cond_set_lhs): Likewise.
3071 (gimple_cond_set_rhs): Likewise.
3072 (gimple_cond_set_true_label): Likewise.
3073 (gimple_cond_set_false_label): Likewise.
3074 (gimple_label_set_label): Likewise.
3075 (gimple_goto_set_dest): Likewise.
3076 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3077 (gimple_debug_bind_get_value): Likewise.
3078 (gimple_debug_bind_get_value_ptr): Likewise.
3079 (gimple_debug_bind_set_var): Likewise.
3080 (gimple_debug_bind_set_value): Likewise.
3081 (gimple_debug_bind_reset_value): Likewise.
3082 (gimple_debug_bind_has_value_p): Likewise.
3083 (gimple_return_retval_ptr): Remove gcc_assert.
3084 (gimple_return_retval): Likewise.
3085 (gimple_return_set_retval): Likewise.
3086 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3087 (safe_referenced_var_iterator): Remove.
3088 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3089 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3090 (fill_referenced_var_vec): Remove.
3091 (first_readonly_imm_use): Remove redundant gcc_assert.
3092 (phi_arg_index_from_use): Combine gcc_asserts.
3093 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3094 (first_imm_use_stmt): Remove redundant gcc_assert.
3095 * tree-cfg.c (verify_gimple_call): Verify function and chain
3096 operands. Verify arguments.
3097 (verify_types_in_gimple_stmt): Verify condition code and labels.
3099 2010-01-07 Richard Guenther <rguenther@suse.de>
3101 PR tree-optimization/42641
3102 * sese.c (rename_map_elt_info): Use the SSA name version, do
3105 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3107 PR tree-optimization/42625
3108 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3109 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3111 2010-01-07 Duncan Sands <baldrick@free.fr>
3113 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3115 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3118 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3119 note itself is not function_invariant_p.
3121 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3123 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3124 Do not add the DF_NOTE problem.
3125 * store-motion.c (execute_rtl_store_motion): Likewise.
3127 2010-01-07 Martin Jambor <mjambor@suse.cz>
3129 PR tree-optimization/42157
3130 * tree-sra.c (compare_access_positions): Stabilize sort if both
3131 accesses have integer types, return zero immediately if they are the
3134 2010-01-06 Richard Henderson <rth@redhat.com>
3137 * haifa-sched.c (add_to_note_list): Merge into ...
3138 (concat_note_lists): ... here, and ...
3139 (unlink_other_notes, rm_other_notes): Merge into...
3140 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3141 NOTE_INSN_EPILOGUE_BEG.
3143 2010-01-06 Richard Guenther <rguenther@suse.de>
3145 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3146 not inline regular functions into always-inline functions.
3148 2010-01-06 Nick Clifton <nickc@redhat.com>
3150 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3151 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3153 (OVERRIDE_OPTIONS): Delete.
3154 (OPTIMIZATION_OPTIONS): Define.
3155 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3156 * config/rx/rx.c (rx_handle_option): Issue an error message if
3157 -mcpu=rx200 and -fpu are used together.
3158 (rx_set_optimization_options): New function. Issue an error
3159 message if an optimization attribute attempts to reset the FPU/
3160 math optimization pairing.
3161 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3162 * config/rx/rx.opt: Set the default to 32-bit doubles.
3163 * config/rx/t-rx: Add multilibs for -nofpu option.
3164 * doc/invoke.texi: Update documentation of RX options.
3166 2010-01-06 Richard Guenther <rguenther@suse.de>
3168 * tree-ssa-pre.c (name_to_id): New global.
3169 (alloc_expression_id): Simplify SSA name handling.
3170 (lookup_expression_id): Likewise.
3171 (init_pre): Zero name_to_id.
3172 (fini_pre): Free it.
3174 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3176 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3178 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3181 * config/i386/sse.md (smaxv2di3): New.
3182 (umaxv2di3): Likewise.
3183 (sminv2di3): Likewise.
3184 (uminv2di3): Likewise.
3186 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3189 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3190 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3191 (legitimize_tls_address): Likewise.
3192 (sparc_tls_referenced_p): Likewise.
3193 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3194 and adjust calls to legitimize_pic_address.
3195 (legitimate_constant_p) Use sparc_tls_referenced_p.
3196 (legitimate_pic_operand_p): Likewise.
3197 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3198 (sparc_tls_symbol_ref_1): Delete.
3199 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3200 (legitimize_tls_address): Make static, handle CONST patterns.
3201 (legitimize_pic_address): Make static, remove unused parameter and
3202 adjust recursive calls.
3203 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3204 and adjust call to legitimize_pic_address.
3205 (sparc_output_mi_thunk): Likewise.
3207 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3208 H.J. Lu <hongjiu.lu@intel.com>
3211 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3212 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3213 operands to make them signed.
3216 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3219 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3220 GTU to GT for V4SI and V2DI.
3222 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3223 (umin<mode>3): Removed.
3225 (uminv4si3): Likewise.
3227 2010-01-05 Martin Jambor <mjambor@suse.cz>
3229 PR tree-optimization/42462
3230 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3231 current_function_decl to helper functions and macros.
3233 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3236 * flags.h: Don't include real.h.
3237 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3238 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3239 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3240 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3241 * dominance.c: Update copyright.
3242 * gimple.c (walk_gimple_op): Remove inline.
3243 * tree-ssa-reassoc.c: Include real.h.
3244 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3245 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3247 2010-01-05 Nick Clifton <nickc@redhat.com>
3249 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3250 register to push into the stack frame when the accumulator has to
3251 be saved during interrupts.
3253 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3255 * doc/invoke.texi: Remove the documentation about option
3257 * common.opt (Wunreachable-code): Preserved for backward
3259 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3260 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3261 the backward compatibility flag section.
3263 2010-01-05 Richard Guenther <rguenther@suse.de>
3265 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3267 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3270 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3272 PR tree-optimization/42508
3273 * tree-sra.c (convert_callers): Check for recursive call
3274 by comparing cgraph nodes instead of decls.
3275 (modify_function): Call ipa_modify_formal_parameters also
3276 on all same_body aliases.
3278 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3279 cgraph nodes when checking for same_body aliases.
3281 2010-01-05 Richard Guenther <rguenther@suse.de>
3283 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3284 allocation and lookup.
3285 (get_or_alloc_expr_for_constant): Likewise.
3286 (phi_translate): Sink allocation.
3288 2010-01-04 Richard Guenther <rguenther@suse.de>
3290 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3291 a new entry only if needed.
3292 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3293 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3295 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3297 (phi_translate): Handle CONSTANTs early.
3299 2010-01-04 Martin Jambor <mjambor@suse.cz>
3301 PR tree-optimization/42398
3302 * tree-sra.c (struct access): Removed flag grp_different_types.
3303 (dump_access): Do not dump the removed flag.
3304 (sort_and_splice_var_accesses): Do not set the removed flag.
3305 (sra_modify_expr): Check for type compatibility directly.
3307 2010-01-04 Martin Jambor <mjambor@suse.cz>
3309 PR tree-optimization/42366
3310 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3311 edges with variable number of parameters.
3312 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3313 flag instead of asserting it.
3314 (ipa_read_node_info): Read uses_analysis_done flag.
3316 2010-01-04 Richard Guenther <rguenther@suse.de>
3318 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3319 iterative_hash_* as intended.
3320 (vn_reference_compute_hash): Likewise. Simplify hashing
3322 (vn_reference_lookup_2): Likewise.
3323 (vn_nary_op_compute_hash): Likewise.
3324 (vn_phi_compute_hash): Likewise.
3325 (expressions_equal_p): Remove strange code.
3326 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3327 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3328 (bitmap_insert_into_set_1): Take value-id as parameter.
3329 (add_to_value): Pass it.
3330 (bitmap_insert_into_set): Likewise.
3331 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3333 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3336 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3337 (do_self_spec): For switches with SWITCH_IGNORE set set also
3338 SWITCH_IGNORE_PERMANENTLY.
3339 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3342 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3344 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3345 tree of an unreferenced global var.
3347 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3350 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3351 GTU to GT for V4SI and V2DI.
3353 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3354 (umin<mode>3): Removed.
3356 (uminv4si3): Likewise.
3358 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3361 * collect2.c (main): Turn on trace in collect2 if -v is passed
3364 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3366 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3367 description of expression operand.
3369 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3371 * configure.ac: Add install-html to target_list for Make-hooks.
3372 * configure: Regenerate.
3373 * fortran/Make-lang.in (F95_HTMLFILES): New.
3374 (fortran.html): Use it.
3375 (fortran.install-html): New.
3376 * Makefile.in (install-html): Add lang.install-html.
3377 * java/Make-lang.in (JAVA_HTMLFILES): New.
3378 (java.html): Use it.
3379 (java.install-html): New.
3380 * objc/Make-lang.in (objc.install-html): New.
3381 * objcp/Make-lang.in (obj-c++.install-html): New.
3382 * cp/Make-lang.in (c++.install-html): New.
3383 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3384 * lto/Make-lang.in (lto.install-html): New.
3386 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3389 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3391 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3393 PR rtl-optimization/41862
3394 * store-motion.c (store_killed_in_insn, compute_store_table,
3395 remove_reachable_equiv_notes, replace_store_insn,
3396 build_store_vectors): Ignore all DEBUG_INSNs.
3398 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3401 * common.opt: Add dumpdir.
3403 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3405 (option_map): Add --dumpdir.
3407 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3409 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3411 * opts.c (decode_options): Try dump_dir_name first if
3412 dump_base_name isn't an absolute path.
3413 (common_handle_option): Handle OPT_dumpdir.
3415 * toplev.c (dump_dir_name): New.
3416 (print_switch_values): Also ignore -dumpdir.
3418 * toplev.h (dump_dir_name): New.
3420 2010-01-03 Richard Guenther <rguenther@suse.de>
3422 PR tree-optimization/42589
3423 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3424 double-word expansion of bswap32.
3426 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3428 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3429 with BLOCK_FOR_INSN.
3430 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3431 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3432 noce_process_if_block): Likewise.
3433 * gcse.c (compute_local_properties, insert_expr_in_table,
3434 insert_set_in_table, canon_list_insert, find_avail_set,
3435 pre_insert_copy_insn): Likewise.
3437 * basic-block.h (BLOCK_NUM): Move from here...
3438 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3440 2010-01-03 Richard Guenther <rguenther@suse.de>
3442 PR tree-optimization/42438
3443 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3444 contains_may_not_return_call flag.
3445 (BB_MAY_NOTRETURN): New.
3446 (valid_in_sets): Trapping nary operations are not valid
3447 in blocks that may not return.
3448 (insert_into_preds_of_block): Remove check for trapping expressions.
3449 (compute_avail): Compute also BB_MAY_NOTRETURN.
3451 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3453 * doc/invoke.texi: Add 2010 to copyright years.
3455 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3457 * config/sparc/sparc.c: Fix formatting nits.
3459 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3460 Alexander Monakov <amonakov@ispras.ru>
3462 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3464 2010-01-02 Richard Guenther <rguenther@suse.de>
3467 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3468 (simplify_switch_using_ranges): Mark to be removed edges
3471 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3473 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3475 * collect2.c (scan_libraries): Add missing argument in call to
3478 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3481 * config/alpha/predicates.md (aligned_memory_operand): Return false
3483 (unaligned_memory_operand): Return true for CQImode.
3484 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3485 doesn not cross aligned SImode word boundary.
3487 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3489 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3491 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3492 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3494 2010-01-02 Richard Guenther <rguenther@suse.de>
3497 * toplev.c (compile_file): Emit LTO marker properly. Change
3499 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3501 2010-01-01 Richard Guenther <rguenther@suse.de>
3504 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3506 2010-01-01 Richard Guenther <rguenther@suse.de>
3509 * c-decl.c (grokdeclarator): For zero-size arrays force
3510 structural equality checks as layout_type does.
3512 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3514 * builtins.c: Update copyright to 2010.
3516 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3519 * lto-streamer-out.c (produce_asm): Revert the last change.
3520 (copy_function): Likewise.
3522 * lto-streamer.c (lto_get_section_name): Skip any leading
3525 2010-01-01 Richard Guenther <rguenther@suse.de>
3528 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3532 Copyright (C) 2010 Free Software Foundation, Inc.
3534 Copying and distribution of this file, with or without modification,
3535 are permitted in any medium without royalty provided the copyright
3536 notice and this notice are preserved.