1 2010-03-11 David S. Miller <davem@davemloft.net>
3 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple of four.
6 2010-03-11 Martin Jambor <mjambor@suse.cz>
8 PR tree-optimization/43257
9 * tree.c (assign_assembler_name_if_neeeded): New function.
10 (free_lang_data_in_cgraph): Assembler name assignment moved to the
12 * tree.h (assign_assembler_name_if_neeeded): Declare.
13 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
14 the function if needed.
16 2010-03-11 Chris Demetriou <cgd@google.com>
18 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
19 include/stdint-gcc.h, and include/stdint.h world-readable.
21 2010-03-11 Richard Guenther <rguenther@suse.de>
23 PR tree-optimization/43255
24 * tree-vrp.c (process_assert_insertions_for): Do not insert
25 asserts for trivial conditions.
27 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29 PR tree-optimization/43280
30 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number generation.
31 Move calculation of size out of the if branch.
32 (find_bswap): Modify compare number generation.
34 2010-03-11 Richard Guenther <rguenther@suse.de>
37 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
38 (input_gimple_stmt): Fixup handled component types during
39 operand read. Also fix up decls in ADDR_EXPRs.
41 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
43 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
44 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
46 2010-03-10 Jan Hubicka <jh@suse.cz>
49 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
50 * varasm.c (get_variable_section): Don't do that here...
51 (make_decl_rtl): ... and here.
52 (do_assemble_alias): Produce decl RTL.
53 (assemble_alias): Likewise.
55 2010-03-10 Jakub Jelinek <jakub@redhat.com>
58 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
59 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
61 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
62 (based_loc_descr): Only express drap or vdrap regno based expressions
63 using DW_OP_fbreg when not optimizing.
64 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
65 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
66 REG_CFA_SET_VDRAP note.
68 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
70 PR tree-optimization/43236
71 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
72 error in calculation of base address in reverse iteration case.
73 (generate_builtin): Take number of latch executions if the statement
76 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
79 * tree-eh.c: Include pointer-set.h.
80 (lower_eh_dispatch): Filter out duplicate case labels and
81 remove the unneeded edge when the label is unused. Return
82 true when some edges are removed.
83 (execute_lower_eh_dispatch): When any lowering resulted in
84 removing an edge, also delete unreachable blocks.
86 2010-03-10 Jakub Jelinek <jakub@redhat.com>
89 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
90 UNSPEC_MACHOPIC_OFFSET.
92 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
95 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
96 (m68k_delegitimize_address): New function.
98 2010-03-09 Jakub Jelinek <jakub@redhat.com>
101 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
104 * var-tracking.c (adjust_sets): New function.
105 (count_with_sets, add_with_sets): Use it.
106 (get_adjusted_src): New inline function.
107 (add_stores): Use it.
110 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
111 call cselib_dummy_expand_value_rtx_cb instead of
112 cselib_expand_value_rtx_cb.
115 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
116 * config/i386/i386.c: Include debug.h and dwarf2out.h.
117 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
118 and .cfi_endproc around the pic thunks.
119 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
120 all queued unwind info register saves are saved before the call.
121 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
122 considered as sp-=4 for unwind info and the pop as sp+=4 which
123 also clobbers dest, but doesn't actually restore it.
126 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
129 2010-03-09 Jie Zhang <jie@codesourcery.com>
131 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
132 whitespaces in output template.
134 2010-03-09 Jie Zhang <jie@codesourcery.com>
136 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
139 2010-03-08 Jakub Jelinek <jakub@redhat.com>
141 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
142 builtins.exp in a separate job.
144 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
146 * graphite-sese-to-poly.c (add_param_constraints): Use
147 lower_bound_in_type and upper_bound_in_type.
149 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
151 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
152 instead of unsigned_type_node.
154 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
155 Reza Yazdani <reza.yazdani@amd.com>
158 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
159 on pointer type parameters.
161 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
165 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
166 handle conversions from pointer to integers.
167 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
168 induction variable, to be able to work with code generated by
170 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
171 (build_poly_scop): Bail out if we cannot codegen a loop.
173 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
175 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
176 code generation with gloog_error.
178 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
180 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
181 Call fold_convert on all the returned values.
182 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
183 the type of the resulting expression.
185 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
187 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
188 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
189 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
191 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
193 * graphite-dependences.c (map_into_dep_poly): Removed.
194 (dependence_polyhedron_1): Use combine_context_id_scat.
196 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
198 * graphite-poly.h (struct poly_scattering): Add layout documentation.
199 (struct poly_bb): Same.
200 (combine_context_id_scat): New.
202 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
205 * sese.c (name_defined_in_loop_p): Return false for default
208 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
210 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
211 and clean up the logic.
213 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
215 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
218 2010-03-08 Jakub Jelinek <jakub@redhat.com>
220 * var-tracking.c (remove_cselib_value_chains): Define only for
222 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
223 delete_slot_part, emit_notes_for_differences_1): Don't call
224 remove_cselib_value_chains here.
225 (set_slot_part, emit_notes_for_differences_2): Don't call
226 add_cselib_value_chains here.
227 (preserved_values): New vector.
228 (preserve_value): New function.
229 (add_uses, add_stores, vt_add_function_parameters): Use it
230 instead of cselib_preserve_value.
231 (changed_values_stack): New vector.
232 (check_changed_vars_0): New function.
233 (check_changed_vars_1, check_changed_vars_2): Use it.
234 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
235 changed_values_stack VALUEs.
236 (vt_emit_notes): For all preserved_values call
237 add_cselib_value_chains. If ENABLE_CHECKING call
238 remove_cselib_value_chains before verifying value_chains is empty.
239 Initialize and free changed_values_stack.
240 (vt_initialize): Initialize preserved_values.
241 (vt_finalize): Free preserved_values.
243 2010-03-08 Richard Guenther <rguenther@suse.de>
245 PR tree-optimization/43269
246 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
249 2010-03-08 Martin Jambor <mjambor@suse.cz>
251 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
252 (ipa_is_param_called): Removed.
253 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
254 (ipa_print_node_params): Do not print the called flag.
255 (ipa_write_node_info): Do not stream the called flag.
256 (ipa_read_node_info): Likewise.
258 2010-03-07 Jakub Jelinek <jakub@redhat.com>
261 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
262 * cselib.c (struct expand_value_data): Add dummy field.
263 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
265 (cselib_dummy_expand_value_rtx_cb): New function.
266 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
268 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
269 * var-tracking.c: Include pointer-set.h.
270 (variable): Change n_var_parts to char from int. Add
271 cur_loc_changed and in_changed_variables fields.
272 (variable_canonicalize): Remove.
273 (shared_var_p): New inline function.
274 (unshare_variable): Maintain cur_loc_changed and
275 in_changed_variables fields. If var was in changed_variables,
276 replace it there with new_var. Just copy cur_loc instead of
277 resetting it to something else.
278 (variable_union): Don't recompute cur_loc. Use shared_var_p.
279 (dataflow_set_union): Don't call variable_canonicalize.
280 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
281 of their DEBUG_EXPR_TREE_DECLs.
282 (canonicalize_loc_order_check): Verify that cur_loc is NULL
283 and in_changed_variables and cur_loc_changed is false.
284 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
285 and cur_loc_changed. Don't update cur_loc here.
286 (variable_merge_over_src): Don't call variable_canonicalize.
287 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
288 removing loc that is equal to cur_loc, clear cur_loc,
289 set cur_loc_changed and ensure variable_was_changed is called.
290 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
291 compare pointers in cur_loc check, if it is equal to loc,
292 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
293 (variable_different_p): Remove compare_current_location argument,
294 don't compare cur_loc.
295 (dataflow_set_different_1): Adjust variable_different_p caller.
296 (variable_was_changed): If dv had some var in changed_variables
297 already, reset in_changed_variables flag for it and propagate
298 cur_loc_changed over to the new variable. On empty var
299 always set cur_loc_changed. Set in_changed_variables on whatever
300 var is added to changed_variables.
301 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
302 Use shared_var_p. When removing loc that is equal to cur_loc,
303 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
304 end, don't set it to something else, just call variable_was_changed.
305 (delete_slot_part): Use shared_var_p. When cur_loc equals to
306 loc being removed, clear cur_loc and set cur_loc_changed.
307 Set cur_loc_changed if all locations have been removed.
308 (struct expand_loc_callback_data): New type.
309 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
310 allocated. Always create SUBREGs if simplify_subreg failed.
311 Prefer to use cur_loc, when that fails and still in
312 changed_variables (and seen first time) recompute it. Set
313 cur_loc_changed of variables which had to change cur_loc and
314 compute elcd->cur_loc_changed if any of the subexpressions used
315 had to change cur_loc.
316 (vt_expand_loc): Adjust to pass arguments in
317 expand_loc_callback_data structure.
318 (vt_expand_loc_dummy): New function.
319 (emitted_notes): New variable.
320 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
321 that weren't used for any other decl in current
322 emit_notes_for_changes call call vt_expand_loc_dummy to update
323 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
324 first loc_chain location if NULL before. Always use just
325 cur_loc instead of first loc_chain location. When cur_loc_changed
326 is false, when not --enable-checking=rtl just don't emit any note.
327 When rtl checking, compute the note and assert it is the same
328 as previous note. Clear cur_loc_changed and in_changed_variables
329 at the end before removing from changed_variables.
330 (check_changed_vars_3): New function.
331 (emit_notes_for_changes): Traverse changed_vars to call
332 check_changed_vars_3 on each changed var.
333 (emit_notes_for_differences_1): Clear cur_loc_changed and
334 in_changed_variables. Recompute cur_loc of new_var.
335 (emit_notes_for_differences_2): Clear cur_loc if new variable
337 (vt_emit_notes): Initialize and destroy emitted_notes.
339 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
341 PR rtl-optimization/42220
342 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
343 Use verify_reg_tracked to determine if we should use OP_OUT rather
345 (build_def_use): If we see an in-out operand for a register that we
346 know nothing about, treat is an output if possible, fail the block if
349 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
352 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
355 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
358 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
359 uses of relevant DEFs that are dead outside the loop too.
361 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
363 * var-tracking.c (dataflow_set_merge): Swap src and src2.
365 2010-01-13 Jakub Jelinek <jakub@redhat.com>
367 * var-tracking.c (values_to_unmark): New variable.
368 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
369 values_to_unmark vector. Moved body to...
370 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
371 instead queue it into values_to_unmark vector.
372 (vt_find_locations): Free values_to_unmark vector.
374 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
376 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
377 (site.exp): Export them when plugins are enabled.
379 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
382 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
384 (chrec_fold_multiply): Same.
386 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
389 * c-decl.c (build_compound_literal): Return early if init is
392 2010-03-04 Martin Jambor <mjambor@suse.cz>
394 PR tree-optimization/43164
395 PR tree-optimization/43191
396 * tree-sra.c (type_consists_of_records_p): Reject records with
397 zero-size bit-fields at the end.
399 2010-03-04 Mike Stump <mikestump@comcast.net>
401 * Makefile.in (TAGS): Remove *.y.
403 2010-03-04 Richard Guenther <rguenther@suse.de>
405 PR tree-optimization/40761
406 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
408 (my_rev_post_order_compute): New function.
411 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
414 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
415 decrease the cost of an IV candidate when the cost is infinite.
417 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
419 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
420 Use '3DNow!' for the extension of that name, ensure normal space
422 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
424 2010-03-03 Jeff Law <law@redhat.com>
426 * PR middle-end/32693
427 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
429 (extract_bit_field_1): Likewise.
431 2010-03-03 Janis Johnson <janis187@us.ibm.com>
433 * doc/sourcebuild.texi (Test directives): Document that arguments
434 include-opts and exclude-opts are now optional for dg-skip-if,
435 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
437 2010-03-03 Jason Merrill <jason@redhat.com>
440 * cgraph.h (varpool_node): Add extra_name field.
441 * varpool.c (varpool_extra_name_alias): New.
442 (varpool_assemble_decl): Emit extra name aliases.
443 (varpool_mark_needed_node): Look past an extra name alias.
444 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
445 * lto-streamer-in.c (lto_input_tree): Read it.
446 * lto-streamer-out.c (output_unreferenced_globals): Write it.
448 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
450 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
451 (sparc*-*-solaris2*): ...this.
453 2010-03-03 Jakub Jelinek <jakub@redhat.com>
456 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
457 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
458 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
459 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
462 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
463 fallthrough to default handling, just with want_address 0 instead of 2.
464 For single element lists, add_AT_loc directly, otherwise create an
465 artificial variable DIE and stick location list to it.
468 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
469 (VAL_EXPR_HAS_REVERSE): Define.
470 (reverse_op): New function.
471 (add_stores): For reversible operations add an extra MO_VAL_USE.
473 2010-03-02 Jason Merrill <jason@redhat.com>
475 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
477 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
479 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
480 (sparc64-*-linux*): Likewise.
481 (sparc64-*-solaris2*): Include assembler files before linker ones.
482 (sparc-*-solaris2*): Simplify and reorder to match previous case.
483 * config/sparc/gas.h: Delete.
484 * config/sparc/sol2-64.h: Add copyright notice.
485 * config/sparc/sol2-gas-bi.h: Likewise.
486 * config/sparc/sol2-gld.h: Likewise.
487 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
488 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
489 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
490 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
491 (sparc_elf_asm_named_section): Rename into...
492 (sparc_solaris_elf_asm_named_section): ...this. Always define.
494 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
496 * config/alpha/alpha.c (override_options): Fix -mtune error message.
498 2010-03-02 Jeff Law <law@redhat.com>
501 * reload1.c (rtx_p, substitute_stack): Declare.
502 (substitute): Record addresses of changed rtxs.
503 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
504 Restore the original rtx when complete.
505 (reload): Free subsitute_stack when complete.
507 2010-03-02 Janis Johnson <janis187@us.ibm.com>
509 * doc/gccint.texi (menu): Add Testsuites as a chapter.
510 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
512 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
513 LTO Testing, gcov Testing, profopt Testing, compat Testing,
514 Torture Tests): Change from subsection to section.
516 2010-03-02 Jakub Jelinek <jakub@redhat.com>
517 Steven Bosscher <steven@gcc.gnu.org>
519 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
522 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
525 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
526 the assignment from the new induction variable to the assignment
527 of the value from the original loop PHI function.
529 2010-03-01 Janis Johnson <janis187@us.ibm.com>
530 Daniel Jacobowitz <dan@codesourcery.com>
532 * doc/sourcebuild.texi (Test directives): Clarify options to
535 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
537 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
538 Disable cfi directives unless GCC and gas agree on using read-only
539 .eh_frame sections for 64-bit.
540 * configure: Regenerate.
542 2010-03-01 Richard Guenther <rguenther@suse.de>
544 PR tree-optimization/43220
545 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
546 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
548 2010-03-01 Richard Guenther <rguenther@suse.de>
549 Martin Jambor <mjambor@suse.cz>
552 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
553 gimplified parameters.
555 2010-03-01 Christian Bruel <christian.bruel@st.com>
557 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
559 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
561 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
563 2010-03-01 Richard Guenther <rguenther@suse.de>
566 * expr.c (expand_assignment): Use the alias-oracle to tell
567 if the rhs aliases the result decl.
569 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
572 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
573 to sol_gt_pch_get_address.
574 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
575 64-bit, SPARC and x86.
576 (sol_gt_pch_get_address): New function.
578 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
580 * toplev.h (inform_n, error_n): Declare.
581 * diagnostic.c (inform_n, error_n): New function.
583 2010-03-01 Jakub Jelinek <jakub@redhat.com>
585 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
586 has no rtl yet when processing local_decls, queue it and recheck
587 if deferred stack allocation hasn't assigned it rtl.
589 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
591 * config/sh/sh.c (unspec_bbr_uid): New.
592 (gen_block_redirect): Use it instead of INSN_UID.
593 (gen_far_branch): Likewise.
595 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
597 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
598 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
600 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
602 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
603 (Warning Options): -Wno-conversion-null is valid for
604 Objective-C++ as well.
605 * doc/tm.texi (Named Address Spaces): Likewise.
606 * doc/plugins.texi (Plugins): Replace TABs with spaces.
607 * doc/tree-ssa.texi (Tree SSA): Likewise.
609 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
612 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
613 by default. Don't set the default arch for
614 i[34567]86-*-darwin*|x86_64-*-darwin*.
616 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
619 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
620 default. Set the default 32bit/64bit archs with $with_arch
621 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
623 2010-02-27 Richard Guenther <rguenther@suse.de>
625 PR tree-optimization/43186
626 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
627 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
628 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
631 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
633 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
634 required and i[34567]86-*-* targets don't support 64bit ISA.
636 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
639 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
642 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
644 * config.gcc: Set the default arch at least to Prescott for
645 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
646 if SSE math is enabled.
648 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
650 * diagnostic.c (diagnostic_initialize): Update.
651 (diagnostic_report_diagnostic): Test inhibit_notes_p for
653 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
654 (diagnostic_inhibit_notes): New.
655 * toplev.c (process_options): inhibit notes with -fcompare-debug.
657 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
660 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
661 * doc/standards.texi: Likewise.
662 * doc/extend.texi: Likewise.
663 * doc/trouble.texi: Likewise.
664 * doc/cppopts.texi: Likewise.
665 * doc/install.texi: Likewise.
666 * c.opt (std=c90,std=gnu90): New options.
667 * c-opts.c (c_common_handle_option): Handle them.
669 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
672 * c-decl.c (undeclared_variable): Use an informative note.
674 2010-02-26 Richard Guenther <rguenther@suse.de>
676 PR tree-optimization/43186
677 * gimple.h (gimple_fold): Remove.
678 * gimple.c (gimple_fold): Remove. Inline into single user ...
679 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
680 Try harder for conditions.
682 2010-02-26 Jakub Jelinek <jakub@redhat.com>
685 * function.c (used_types_insert): Don't skip through named pointer
686 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
687 and it is different from the main variant's type.
689 2010-02-26 Nick Clifton <nickc@redhat.com>
691 * config/rx/rx.md (sminsi3): Remove bogus alternative.
693 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
695 * config.gcc: Support --with-fpmath=sse for x86.
697 * config/i386/ssemath.h: New.
699 * doc/install.texi (--with-fpmath=sse): Documented.
701 2010-02-26 Richard Guenther <rguenther@suse.de>
703 PR tree-optimization/43188
704 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
705 vector types of over-aligned element type.
707 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
710 * config/i386/i386.c (expand_vec_perm_blend): Use correct
711 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
713 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
715 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
717 2010-02-26 Jakub Jelinek <jakub@redhat.com>
719 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
720 * var-tracking.c: Include diagnostic.h.
721 (debug_dv): New function.
722 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
725 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
726 (add_value_chain, add_value_chains, remove_value_chain,
727 remove_value_chains): Handle DEBUG_EXPRs.
728 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
731 * regcprop.c (struct queued_debug_insn_change): New type.
732 (struct value_data_entry): Add debug_insn_changes field.
733 (struct value_data): Add n_debug_insn_changes field.
734 (debug_insn_changes_pool): New variable.
735 (free_debug_insn_changes, apply_debug_insn_changes,
736 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
737 (kill_value_one_regno): Call free_debug_insn_changes if needed.
738 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
740 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
742 (copyprop_hardreg_forward_1): Don't call apply_change_group for
743 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
744 changes, call cprop_find_used_regs via note_stores.
745 (copyprop_hardreg_forward): When copying vd from predecessor
746 which has any queued DEBUG_INSN changes, make sure the pointers are
747 cleared. At the end call df_analyze and then if there are any
748 DEBUG_INSN changes queued at the end of some basic block for still
749 live registers, apply them.
750 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
752 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
754 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
757 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
759 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
760 targets. Set the default with_cpu/with_arch from arch/cpu.
761 Allow x86-64 and native for with_cpu/with_arch.
763 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
765 * ebitmap.c: Change calls to verify_popcount with calls to
766 sbitmap_verify_popcount.
767 (ebitmap_clear_bit): Fixed map->cacheindex test and
768 map>cache update when bit clearing results in an empty
771 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
774 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
775 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
776 and support both V2DF and V2DI modes.
777 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
778 support both V2DF and V2DI modes.
779 (general): Delete trailing whitespace from a few patterns.
781 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
782 V2DF/V2DI interleave high/low builtins.
784 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
787 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
788 interleave high/low functions.
790 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
792 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
793 #pragma extern_prefix.
795 2010-02-25 Jakub Jelinek <jakub@redhat.com>
798 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
799 BLKmode, assert op0 is a MEM and just adjust its mode.
802 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
803 if bitpos isn't multiple of mode's bitsize.
805 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
807 * c.opt (-ftemplate-depth=): New.
808 (-ftemplate-depth-): Deprecate.
809 * optc-gen.awk: Handle -ftemplate-depth=.
810 * opth-gen.awk: Likewise.
811 * c-opts.c (c_common_handle_option): Likewise.
812 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
814 2010-02-24 Jason Merrill <jason@redhat.com>
816 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
818 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
820 * cfg.c (alloc_aux_for_block): Remove inline.
821 (alloc_aux_for_edge): Likewise.
823 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
825 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
827 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
829 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
830 * config/i386/sol2-gas.h: New file.
831 * config.gcc (i[34567]86-*-solaris2*): Use it.
833 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
836 * c-typeck.c (ep_convert_and_check): New.
837 (build_conditional_expr): Use it.
838 (build_binary_op): Likewise.
840 2010-02-24 Jakub Jelinek <jakub@redhat.com>
842 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
845 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
847 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
848 expr needs to have DECL_NAME set.
850 2010-02-24 Nick Clifton <nickc@redhat.com>
852 * config/mep/mep.c: Include gimple.h.
853 (mep_function_uses_sp): Delete unused function.
854 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
855 parameters. Use unsigned integers to count args. Return a
856 NULL_RTX instead of an error_mark_node. Toidy up formatting.
858 2010-02-23 Jakub Jelinek <jakub@redhat.com>
861 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
862 greater or equal to nelt instead of 2 * nelt.
863 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
866 2010-02-23 Jason Merrill <jason@redhat.com>
869 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
870 in cfun->local_decls even if they have register types.
873 * stor-layout.c (place_field): Don't warn about unnecessary
874 DECL_PACKED if the type is packed.
876 2010-02-23 Jakub Jelinek <jakub@redhat.com>
879 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
880 GOTOFF relocs, even when the base reg isn't pic pointer.
882 2010-02-23 Michael Matz <matz@suse.de>
885 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
886 (expand_gimple_basic_block): Generate and use debug temps if there
887 are debug uses left after the last real use of TERed ssa names.
888 Unlink debug immediate uses when they are expanded.
890 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
893 * config/i386/i386.c (override_options): Reorganise to provide
894 better error messages.
896 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
899 * graphite-scop-detection.c (create_single_exit_edge): Move
900 the call to find_single_exit_edge to....
901 (create_sese_edges): ...here. Don't handle multiple edges
902 exiting the function.
903 (build_graphite_scops): Don't handle multiple edges
904 exiting the function.
906 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
909 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
910 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
912 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
915 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
917 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
920 * c-typeck.c (convert_arguments): Print declaration location.
921 * c-common.c (validate_nargs): Rename as
922 builtin_function_validate_nargs.
923 (check_builtin_function_arguments): Update.
925 2010-02-22 Richard Guenther <rguenther@suse.de>
928 * tree-inline.c (declare_return_variable): Use the type of
929 the call stmt lhs if available.
931 2010-02-22 Duncan Sands <baldrick@free.fr>
933 * passes.c (register_pass): Always consider all pass lists when
934 ref_pass_instance_number is zero.
936 2010-02-22 Richard Guenther <rguenther@suse.de>
938 PR tree-optimization/42749
939 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
940 parameter. Do arithmetic in the original type.
941 (update_accumulator_with_ops): Likewise.
942 (adjust_accumulator_values): Adjust.
944 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
946 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
947 (QI to BLKmode splitter): New splitter.
949 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
951 * config/i386/i386.c (initial_ix86_tune_features): Turn on
952 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
954 2010-02-22 Richard Guenther <rguenther@suse.de>
956 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
958 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
960 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
961 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
962 ($(T)crti.o, $(T)crtn.o): Remove rules.
964 2010-02-21 Tobias Burnus <burnus@net-b.de>
967 * doc/invoke.texi (-fassociative-math): Document that this
968 option is automatically enabled for Fortran.
970 2010-02-20 David S. Miller <davem@davemloft.net>
972 * configure.ac: Test if linker and assembler properly support
973 GOTDATA_OP relocations.
974 * configure: Rebuild.
975 * config.in: Likewise.
976 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
977 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
978 (movsi_high_pic): Likewise.
979 (movdi_lo_sum_pic): Likewise.
980 (movdi_high_pic): Likewise.
981 (movsi_pic_gotdata_op): New pattern.
982 (movdi_pic_gotdata_op): Likewise.
983 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
984 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
986 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
989 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
991 (xop_mulv2div2di3_high): Ditto.
993 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
996 * c.opt (Wconversion-null): New option.
997 * doc/invoke.texi (Wconversion-null): Document.
999 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1001 * common.opt (Wlarger-than-): Add Undocumented.
1003 2010-02-19 Mike Stump <mikestump@comcast.net>
1005 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1007 2010-02-19 Jason Merrill <jason@redhat.com>
1010 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1011 * configure: Likewise.
1013 2010-02-20 Alan Modra <amodra@gmail.com>
1016 * cgraph.h (cgraph_make_decl_local): Declare.
1017 * cgraph.c (cgraph_make_decl_local): New function.
1018 (cgraph_make_node_local): Use it.
1019 * cgraphunit.c (cgraph_function_versioning): Likewise.
1020 * ipa.c (function_and_variable_visibility): Likewise.
1022 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1025 * except.c (sjlj_emit_function_enter): Don't call
1026 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1028 * rtl.h (add_reg_br_prob_note): Remove prototype.
1030 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1033 * c-common.c (conversion_warning): Remove widening conversions
1034 before checking the conversion of integers to reals.
1036 2010-02-19 Mike Stump <mikestump@comcast.net>
1039 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1042 * cgraphunit.c (process_function_and_variable_attributes): Check
1043 DECL_PRESERVE_P instead of looking up attribute "used".
1044 * ipa-pure-const.c (check_decl): Likewise.
1045 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1046 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1047 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1048 instead of attribute "used".
1049 * config/sol2-c.c (solaris_pragma_init): Likewise.
1050 (solaris_pragma_fini): Likewise.
1052 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1054 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1055 Use XCNEW instead of xcalloc.
1056 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1057 XNEW instead of xmalloc.
1058 (get_fields): Use XNEWVEC instead of xmalloc.
1061 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1062 populate vars array.
1063 (create_new_general_access): For debug stmts just reset value.
1064 (get_stmt_accesses): For accesses within debug stmts just record them
1065 using add_access_to_acc_sites instead of preventing the peeling or
1066 counting them as accesses.
1069 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1071 2010-02-19 Richard Guenther <rguenther@suse.de>
1073 PR tree-optimization/42916
1074 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1077 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1079 * configure.ac: Replace all uses of changequote in macro arguments
1080 with proper quoting.
1082 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1085 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1087 2010-02-19 Richard Guenther <rguenther@suse.de>
1089 PR tree-optimization/42944
1090 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1091 test for aliasing with errno.
1093 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1096 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1097 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1098 * dojump.c: Include output.h.
1099 (inv): New inline function.
1100 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1101 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1102 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1103 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1104 argument, pass it down to other calls.
1105 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1106 add REG_BR_PROB note to the conditional jump.
1107 * cfgexpand.c (add_reg_br_prob_note): Removed.
1108 (expand_gimple_cond): Don't call it, add the probability
1109 as last argument to jumpif_1/jumpifnot_1.
1110 * Makefile.in (dojump.o): Depend on output.h.
1111 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1113 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1114 * stmt.c (do_jump_if_equal): Likewise.
1115 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1116 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1117 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1119 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1120 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1121 jumpifnot_1 callers.
1122 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1124 (store_expr): Adjust jumpifnot caller.
1125 (store_constructor): Adjust jumpif caller.
1128 * gimplify.c (gimple_boolify): For __builtin_expect call
1129 gimple_boolify also on its first argument.
1131 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1133 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1135 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1136 * configure: Regenerated.
1138 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1140 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1141 lang_hooks.types_compatible_p instead of comptypes.
1143 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1145 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1146 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1147 if __prefer_thumb__ is defined.
1149 2010-02-18 Martin Jambor <mjambor@suse.cz>
1151 PR tree-optimization/43066
1152 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1153 array with zero-sized element type.
1155 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1157 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1158 rtx, allocate struct var_loc_node here and return it to the
1159 caller, and only if it is actually needed.
1160 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1161 move it earlier and return immediately if it returns NULL.
1163 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1165 * config/sparc/gas.h: New file. Restore
1166 TARGET_ASM_NAMED_SECTION to its ELF default.
1167 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1169 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1170 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1171 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1172 after sparc/sysv4.h.
1174 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1176 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1178 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1180 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1181 patterns from predicated pattern.
1183 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1186 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1187 for insn mnemonic suffix.
1189 2010-02-17 Richard Guenther <rguenther@suse.de>
1191 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1194 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1197 * caller-save.c (save_call_clobbered_regs): If BB ends with
1198 a DEBUG_INSN, move any notes in between last real insn and the last
1199 DEBUG_INSN after the last DEBUG_INSN.
1201 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1203 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1204 Fix return type. Fix argument type. Explain meaning of return value.
1206 2010-02-16 Richard Guenther <rguenther@suse.de>
1208 PR tree-optimization/41043
1209 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1210 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1212 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1214 2010-02-16 Ira Rosen <irar@il.ibm.com>
1216 PR tree-optimization/43074
1217 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1218 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1219 vectorizable cycles in hybrid SLP check.
1220 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1222 2010-02-16 Richard Guenther <rguenther@suse.de>
1224 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1225 (true_dependence): If memrefs_conflict_p computes must-alias
1226 trust it. Move TBAA check after offset-based disambiguation.
1227 (canon_true_dependence): Likewise.
1229 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1231 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1232 * doc/invoke.texi: Document it.
1233 * var-tracking.c: Include toplev.h and params.h.
1234 (vt_find_locations): Return bool indicating success. Compute
1235 hash sizes unconditionally. Check new parameter, report.
1236 (variable_tracking_main_1): Check vt_find_locations results and
1237 retry. Renamed from...
1238 (variable_tracking_main): ... this. New wrapper to preserve
1239 flag_var_tracking_assignments.
1240 * Makefile.in (var-tracking.o): Adjust dependencies.
1242 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1243 Jakub Jelinek <jakub@redhat.com>
1246 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1247 if weak_import attribute is present.
1248 * config/darwin.c (machopic_select_section): Likewise.
1250 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1252 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1253 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1254 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1255 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1257 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1259 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1262 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1263 Rewrite text to refer to the names.
1265 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1267 * config/i386/i386-builtin-types.def
1268 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1269 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1270 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1271 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1272 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1273 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1274 IX86_BUILTIN_VPERMIL2PS256.
1275 (MULTI_ARG_4_DF2_DI_I): Defined.
1276 (MULTI_ARG_4_DF2_DI_I1): Defined.
1277 (MULTI_ARG_4_SF2_SI_I): Defined.
1278 (MULTI_ARG_4_SF2_SI_I1): Defined.
1279 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1280 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1281 __builtin_ia32_vpermil2ps256.
1282 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1283 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1284 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1285 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1286 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1287 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1288 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1289 CODE_FOR_xop_vpermil2v8sf3.
1290 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1291 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1292 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1293 (_mm256_permute2_pd): New.
1294 (_mm_permute2_ps): New.
1295 (_mm256_permute2_ps): New.
1297 2010-02-15 Nick Clifton <nickc@redhat.com>
1299 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1300 boolean parameters. Use emit_jump_insn when emitting a pop
1301 instruction containing a return insn.
1302 (push): Use 'true' rather than '1' as second parameter to F.
1303 (h8300_expand_prologue): Likewise.
1304 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1305 (h8300_expand_epilogue): Likewise.
1307 2010-02-15 Richard Guenther <rguenther@suse.de>
1310 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1313 2010-02-15 Nick Clifton <nickc@redhat.com>
1315 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1318 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1320 * intl.c (fake_ngettext): New function.
1321 * intl.h (fake_ngettext): Declare.
1322 (ngettext): Define macro.
1323 * collect2.c (notice_translated): New function.
1324 (main): Use notice_translated and ngettext.
1325 * collect2.h (notice_translated): Declare.
1327 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1329 * reorg.c (delete_computation): Comment fixes.
1330 * caller-save.c (setup_save_areas): Idem.
1331 * sel-sched-dump.c (dump_lv_set): Idem.
1334 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1336 * config/s390/s390.c (s390_sched_init): New function.
1337 (TARGET_SCHED_INIT): Target hook defined.
1339 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1340 Jack Howarth <howarth@bromo.med.uc.edu>
1341 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1344 Partial revert of unintended change in fix for PR41605.
1345 * config/darwin.h: Fix typo.
1346 * config/darwin9.h: Same.
1348 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1350 * c-pch.c (pch_init): Clear v.
1352 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1355 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1356 graphite_can_represent_init for MULT_EXPR.
1358 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1362 * graphite-sese-to-poly.c (remove_phi): New.
1363 (translate_scalar_reduction_to_array): Call remove_phi.
1365 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1368 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1369 * graphite-clast-to-gimple.h (gloog): Update declaration.
1370 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1371 * graphite-poly.h (struct poly_bb): Add missing comments.
1372 (struct scop): Add poly_scop_p field.
1374 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1375 * graphite.c (graphite_transform_loops): Build the polyhedral
1376 representation for each scop before code generation.
1377 * sese.c (rename_variables_in_operand): Removed.
1378 (rename_variables_in_expr): Return the renamed expression.
1379 (rename_sese_parameters): New.
1380 * sese.h (rename_sese_parameters): Declared.
1382 2010-02-11 Richard Guenther <rguenther@suse.de>
1384 PR tree-optimization/42998
1385 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1386 POINTER_PLUS_EXPR properly.
1388 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1389 Changpeng Fang <changpeng.fang@amd.com>
1392 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1393 the cost of an IV candidate when the IV is used in a test against zero.
1395 * gcc.dg/tree-ssa/ivopts-3.c: New.
1397 2010-02-11 Richard Guenther <rguenther@suse.de>
1400 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1401 pointer-vs-decl case by swapping refs. Handle some cases
1402 of pointer-vs-decl disambiguations more conservatively.
1403 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1404 to false after expanding.
1406 2010-02-11 Richard Guenther <rguenther@suse.de>
1409 * gcc.c (process_command): Handle LTO file@offset case more
1412 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1414 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1415 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1417 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1419 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1420 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1421 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1422 Optimize eq/ne comparisons when both arguments are known to be
1424 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1425 Don't mask operands unnecessarily if they are known to be already
1428 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1430 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1433 2010-02-10 Richard Guenther <rguenther@suse.de>
1435 PR tree-optimization/43017
1436 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1437 for wrapping signed arithmetic.
1439 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1442 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1443 if no debug info should be emitted for it.
1445 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1447 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1448 note when flag_exceptions is set.
1450 2010-02-10 Duncan Sands <baldrick@free.fr>
1452 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1454 2010-02-10 Richard Guenther <rguenther@suse.de>
1457 * tree.c (get_unwidened): Handle constants.
1458 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1460 2010-02-10 Martin Jambor <mjambor@suse.cz>
1463 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1464 check for variable argument counts independently.
1466 2010-02-10 Christian Bruel <christian.bruel@st.com>
1469 * config/sh/sh.c (find_barrier): Increase length for non delayed
1470 conditional branches.
1472 2010-02-10 Christian Bruel <christian.bruel@st.com>
1474 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1476 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1478 * builtins.c (set_builtin_user_assembler_name): Also handle
1479 ffs if int is smaller than word.
1481 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1484 * ira-conflicts.c (get_dup): Remove.
1485 (process_reg_shuffles): Add new parameter. Use it as an
1486 additional guard for copy generation.
1487 (add_insn_allocno_copies): Rewrite.
1489 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1491 * common.opt (fsched2-use-traces): Preserved for backward
1493 * doc/invoke.texi: Remove the documentation about option
1494 -fsched2-use-traces.
1495 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1496 flag_sched2_use_traces.
1497 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1498 the backward compatibility flag section.
1500 2010-02-09 Richard Guenther <rguenther@suse.de>
1502 PR tree-optimization/43008
1503 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1504 make HEAP variables initialized from global memory if they
1505 are not known builtin functions.
1506 (find_func_aliases): Adjust.
1508 2010-02-09 Richard Guenther <rguenther@suse.de>
1510 PR tree-optimization/43000
1511 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1512 arithmetic manually.
1514 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1516 PR tree-optimization/42931
1517 * tree-loop-linear.c (try_interchange_loops): Don't call
1518 double_int_mul if estimated_loop_iterations failed.
1520 2010-02-08 Martin Jambor <mjambor@suse.cz>
1523 * tree-sra.c (build_accesses_from_assign): Do not mark in
1524 should_scalarize_away_bitmap if stmt has volatile ops.
1525 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1528 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1530 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1532 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1534 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1537 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1540 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1542 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1545 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1546 to unknown_dependence.
1547 (graphite_legal_transform_dr): Handle the unknown_dependence.
1548 (graphite_carried_dependence_level_k): Same.
1550 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1552 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1554 2010-02-07 Richard Guenther <rguenther@suse.de>
1557 * expr.c (get_inner_reference): Always initialize *pbitsize.
1559 2010-02-07 Richard Guenther <rguenther@suse.de>
1562 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1563 new ARRAY_REFs on variable size element or minimal index arrays.
1565 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1566 gimple_fold_indirect_ref.
1568 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1571 * arm.c (arm_override_options): Just return if the user has specified
1572 an invalid fpu name.
1574 2010-02-03 Jason Merrill <jason@redhat.com>
1577 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1578 i386_pe_maybe_record_exported_symbol.
1580 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1583 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1584 (pa_delegitimize_address): New function.
1586 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1588 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1589 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1591 2010-02-05 Richard Guenther <rguenther@suse.de>
1594 * lto-streamer-in.c (get_resolution): Deal with references
1595 to undefined functions.
1597 2010-02-05 Richard Guenther <rguenther@suse.de>
1599 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1600 (fold_const_aggregate_ref): Likewise.
1601 (ccp_fold_stmt): Substitute loads.
1602 (maybe_fold_reference): Verify types before substituting.
1604 (fold_gimple_assign): Unshare properly.
1605 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1607 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1609 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1610 for rs6000_gen_cell_microcode.
1612 2010-02-04 Richard Guenther <rguenther@suse.de>
1614 PR rtl-optimization/42952
1615 * dse.c (const_or_frame_p): Remove MEM handling.
1617 2010-02-04 Nick Clifton <nickc@redhat.com>
1619 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1620 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1621 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1622 (mn10300_asm_output_mi_thunk): New function.
1623 (mn10300_can_output_mu_thunk): New function.
1624 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1625 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1626 (FUNCTION_ARG): Delete incorrect comment.
1628 2010-02-03 Jason Merrill <jason@redhat.com>
1631 * fold-const.c (operand_equal_p): Handle erroneous types.
1633 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1635 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1637 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1639 PR rtl-optimization/42941
1640 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1643 2010-02-03 Jason Merrill <jason@redhat.com>
1646 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1648 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1651 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1652 (cselib_reset_table): Renamed from...
1653 (cselib_reset_table_with_next_value): ... this.
1654 (cselib_get_next_uid): Renamed from...
1655 (cselib_get_next_unknown_value): ... this.
1656 * cselib.c (next_uid): Renamed from...
1657 (next_unknown_value): ... this.
1658 (cselib_clear_table): Adjust.
1659 (cselib_reset_table): Adjust. Renamed from...
1660 (cselib_reset_table_with_next_value): ... this.
1661 (cselib_get_next_uid): Adjust. Renamed from...
1662 (cselib_get_next_unknown_value): ... this.
1663 (get_value_hash): Use hash.
1664 (cselib_hash_rtx): Likewise.
1665 (new_cselib_val): Adjust. Set and dump uid.
1666 (cselib_lookup_mem): Pass next_uid as hash.
1667 (cselib_subst_to_values): Likewise.
1668 (cselib_log_lookup): Dump uid.
1669 (cselib_lookup): Pass next_uid as hash. Adjust.
1670 (cselib_process_insn): Adjust.
1671 (cselib_init): Initialize next_uid.
1672 (cselib_finish): Adjust.
1673 (dump_cselib_table): Likewise.
1674 * dse.c (canon_address): Dump value uid.
1675 * print-rtl.c (print_rtx): Print value uid.
1676 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1678 (dv_uid): New function, sort of renamed from...
1679 (dv_htab_hash): ... this, reimplemented in terms of it and...
1680 (dv_uid2hash): ... this. New.
1681 (variable_htab_eq): Drop excess assertions.
1682 (tie_break_pointers): Removed.
1683 (canon_value_cmp): Compare uids.
1684 (variable_post_merge_New_vals): Print uids.
1685 (vt_add_function_parameters): Adjust.
1686 (vt_initialize): Reset table. Adjust.
1688 2010-02-03 Richard Guenther <rguenther@suse.de>
1690 PR tree-optimization/42944
1691 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1692 (call_may_clobber_ref_p_1): Likewise. Properly handle
1693 malloc and calloc clobbering errno.
1695 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1697 * doc/invoke.texi: Fix name of sched1 dump.
1699 * opts.c (decode_options): Set flag_tree_switch_conversion
1700 only conditionally on optimize >= 2.
1702 * gcse.c: Assorted comment fixes in pass description.
1704 2010-02-03 Anthony Green <green@moxielogic.com>
1706 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1707 nop padding in order to maintain alignment of storage location of
1708 target function address.
1709 (moxie_trampoline_init): Store target function address at newly
1711 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1713 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1715 2010-02-03 Richard Guenther <rguenther@suse.de>
1718 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1720 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1722 * config.gcc: Reenable check for obsolete targets.
1723 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1724 mips-sgi-irix6.[0-4]*.
1726 2010-02-02 Nick Clifton <nickc@redhat.com>
1728 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1729 constant size of 4 as being the same as 0.
1730 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1731 can take values in the range 0..4.
1733 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1736 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1737 as _darwin10_Unwind_FindEnclosingFunction().
1738 * libgcc-libsystem.ver: New.
1740 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1743 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1744 implicitly set registers.
1746 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1748 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1749 (arm_override_options): Allow automatic selection of the thread
1750 pointer register if thumb2.
1751 (legitimize_pic_address): Improve code sequences for Thumb2.
1752 (arm_call_tls_get_addr): Likewise.
1753 (legitimize_tls_address): Likewise.
1754 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1755 (pic_load_addr_32bit): ... this. New named pattern.
1756 * thumb2.md (pic_load_addr_thumb2): Delete.
1757 (pic_load_dot_plus_four): Delete.
1758 (tls_load_dot_plus_four): New named pattern.
1760 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1763 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1764 Document fix for TLS bug.
1766 2010-01-31 Richard Guenther <rguenther@suse.de>
1768 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1769 conservatively correct.
1771 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1775 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1777 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1779 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1781 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1783 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1785 * config.gcc: Adjust order of makefile fragments for mingw targets.
1787 2010-01-31 Richard Guenther <rguenther@suse.de>
1790 * gimplify.c (gimplify_init_constructor): For volatile LHS
1791 initialize a temporary.
1793 2010-01-31 Matthias Klose <doko@ubuntu.com>
1795 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1797 * configure: Regenerate.
1799 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1801 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1802 the same alias set and their sizes different constantness.
1803 (aliasing_component_refs_p): Revert 2009-10-24 change.
1805 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1807 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1810 2010-01-29 Richard Guenther <rguenther@suse.de>
1812 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1813 Assert we successfully updated the call.
1815 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1817 PR rtl-optimization/42889
1818 * df.h (df_set_bb_dirty_nonlr): New prototype.
1819 * df-core.c (df_set_bb_dirty_nonlr): New function.
1820 * df-scan.c (df_insn_rescan): Call it instead of
1821 df_set_bb_dirty for DEBUG_INSNs.
1823 2010-01-29 Richard Guenther <rguenther@suse.de>
1826 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1827 quadratic behavior in most cases.
1829 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1832 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1833 in the call to gen_x86_movsicc_0_m1.
1835 2010-01-28 Richard Guenther <rguenther@suse.de>
1837 PR tree-optimization/42871
1838 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1840 2010-01-28 Richard Guenther <rguenther@suse.de>
1842 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1843 into call arguments.
1845 2010-01-28 Richard Guenther <rguenther@suse.de>
1848 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1849 the forwarder if the destination is an EH landing pad.
1851 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1853 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1854 block list passed to gimple_duplicate_sese_tail.
1855 (parallelize_loops): Avoid parallelization when the function
1857 Avoid parallelization when the preheader is IRREDUCIBLE.
1858 Try to optimize when estimated_loop_iterations_int is unresolved.
1859 Add the loop's location to the dump file.
1860 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1861 (gimple_duplicate_sese_tail): Remove the check for the latch.
1862 Redirect nexits to the exit block.
1863 Remove handling of the incoming edges to the latch.
1864 Redirect the backedge from the copied latch to the exit bb.
1866 2010-01-28 Michael Matz <matz@suse.de>
1869 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1870 Wrap force_reg into a sequence, emit it before user.
1872 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1874 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1876 (arm_legacy_rev): Likewise.
1877 (thumb_legacy_rev): Likewise.
1879 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1881 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1882 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1883 on MEM's address failed, try avoid_constant_pool_reference and
1884 recurse if it returned something different.
1885 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1886 address, try avoid_constant_pool_reference and recurse if it
1887 returned something different.
1888 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1889 address and avoid_constant_pool_reference returned something
1890 different, don't set have_address.
1892 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1895 * var-tracking.c (val_store): Add modified argument, obey it.
1897 (count_uses): Move down logging of main.
1898 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1899 don't need resolution.
1900 (emit_notes_in_bb): Likewise.
1902 2010-01-27 Richard Guenther <rguenther@suse.de>
1905 * tree-inline.c (remap_decl): Delay remapping of SSA name
1906 default definitions until we need them.
1908 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1910 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1911 (rs6000_delegitimize_address): New function.
1913 * config/s390/s390.c (s390_delegitimize_address): Call
1914 delegitimize_mem_from_attrs.
1917 * tree-inline.c (cannot_copy_type_1): Removed.
1918 (copy_forbidden): Don't forbid copying of functions containing
1919 records/unions with variable length fields.
1921 2010-01-27 Christian Bruel <christian.bruel@st.com>
1925 * config/sh/sh.c (find_barrier): Increase length for non delayed
1926 conditional branches.
1928 2010-01-27 Matthias Klose <doko@ubuntu.com>
1930 * configure.ac (gnu-unique-object): Fix ldd version check.
1931 * configure: Regenerate.
1933 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1935 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1937 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1938 Test for HAVE_GNU_AS value.
1940 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1942 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1943 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1944 INT64_TYPE): Define.
1945 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1946 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1947 INT_LEAST64_TYPE): Define.
1948 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1949 UINT_LEAST64_TYPE): Define.
1950 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1951 INT_FAST64_TYPE): Define.
1952 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1953 UINT_FAST64_TYPE): Define.
1954 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1955 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1956 (SIG_ATOMIC_TYPE): Define.
1958 2010-01-26 Richard Guenther <rguenther@suse.de>
1960 * df-scan.c (df_scan_set_bb_info): Remove assert.
1961 (df_insn_rescan_debug_internal): Merge asserts.
1962 (df_install_ref): Likewise.
1963 (df_mark_reg): Use bitmap_set_range.
1964 (df_hard_reg_used_p): Remove assert.
1965 (df_hard_reg_used_count): Likewise.
1967 2010-01-26 Richard Guenther <rguenther@suse.de>
1969 PR rtl-optimization/42685
1970 * web.c (web_main): Ignore DEBUG_INSNs.
1972 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1974 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1976 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1977 Fix types of fndecl and arglist parameters.
1979 2010-01-26 Richard Guenther <rguenther@suse.de>
1982 * tree-eh.c (unsplit_eh): Skip debug insns.
1984 2010-01-26 Richard Guenther <rguenther@suse.de>
1986 PR tree-optimization/42250
1987 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1989 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1992 * omp-low.c (expand_omp_sections): Only use single_pred if
1993 l2_bb is single_pred_p.
1995 2010-01-25 Christian Bruel <christian.bruel@st.com>
1998 * config/sh/sh.c (find_barrier): Increase length for non delayed
1999 conditional branches.
2000 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2002 2010-01-24 David S. Miller <davem@davemloft.net>
2004 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2005 define if not using GAS.
2006 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2007 Likewise. Delete SECTION_MERGE code, which is only applicable
2010 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2013 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2014 mangling of va_list in system headers.
2016 2010-01-23 Toon Moene <toon@moene.org>
2018 * tree-predcom.c (combine_chains): Return NULL, not false.
2020 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2022 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2023 initialization of variable res to agree with return type.
2025 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2027 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2028 * tree-sra.c: Add include of expr.h.
2030 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2032 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2033 insert the debug stmt on the single non-EH edge from the stmt.
2035 2010-01-22 Richard Henderson <rth@redhat.com>
2038 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2039 the RHS until after generate_subtree_copies has insertted its
2040 code before the current statement.
2042 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2044 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2046 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2048 2010-01-21 Martin Jambor <mjambor@suse.cz>
2050 PR tree-optimization/42585
2051 * tree-sra.c (struct access): New field grp_total_scalarization.
2052 (dump_access): Dump the new field.
2053 (should_scalarize_away_bitmap): New variable.
2054 (cannot_scalarize_away_bitmap): Likewise.
2055 (sra_initialize): Allocate new bitmaps.
2056 (sra_deinitialize): Free new bitmaps.
2057 (create_access_1): New function.
2058 (create_access): Parts moved to create_access_1.
2059 (type_consists_of_records_p): New function.
2060 (completely_scalarize_record): Likewise.
2061 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2062 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2063 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2065 (analyze_all_variable_accesses): Completely scalarize small eligible
2068 2010-01-21 Martin Jambor <mjambor@suse.cz>
2070 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2072 2010-01-21 Andrew Haley <aph@redhat.com>
2074 * gcc.c (process_command): Move lang_specific_driver before
2075 setting cc_libexec_prefix.
2077 2010-01-21 Richard Guenther <rguenther@suse.de>
2080 * fold-const.c (negate_expr_p): Pretend only negative
2081 real constants are easily negatable.
2083 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2084 Jason Merrill <jason@redhat.com>
2086 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2087 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2088 * calls.c (initialize argument_information): Handle it.
2089 * c-common.c (handle_transparent_union_attribute): Use new name.
2090 * c-decl.c (finish_struct): Ditto.
2091 * c-typeck.c (type_lists_compatible_p): Ditto.
2092 (convert_for_assignment): Use new name and also handle record.
2093 * function.c (aggregate_value_p): Handle it.
2094 (pass_by_reference): Ditto.
2095 (assign_parm_data_types): Ditto.
2096 * print-tree.c (print_node): Ditto.
2097 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2098 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2099 * tree.c (first_field): New fn.
2101 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2104 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2105 even when linking statically, for now.
2107 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2110 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2111 without a cselib val.
2112 (count_uses): Accept MO_VAL_SET with no val on stores.
2113 (add_stores): Likewise.
2115 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2117 * var-tracking.c (check_value_val): Add a compile time assertion.
2118 (dv_is_decl_p): Simplify.
2119 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2120 gcc_assert if ENABLE_CHECKING.
2122 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2125 * var-tracking.c: Include tree-flow.h.
2126 (mem_dies_at_call): New.
2127 (dataflow_set_preserve_mem_locs): Use it.
2128 (dataflow_set_remove_mem_locs): Likewise.
2129 (dump_var): Renamed from dump_variable. Adjust all callers.
2130 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2131 * Makefile.in (var-tracking.o): Adjust deps.
2133 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2135 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2137 2010-01-20 Richard Guenther <rguenther@suse.de>
2139 PR tree-optimization/42717
2140 * tree-ssa-dce.c (get_live_post_dom): Remove.
2141 (forward_edge_to_pdom): Take an arbitrary edge to copy
2142 degenerate PHI args from.
2143 (remove_dead_stmt): Use the first post-dominator even if it
2144 does not contain live statements as redirection destination.
2146 2010-01-20 Richard Guenther <rguenther@suse.de>
2148 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2150 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2152 * sel-sched.c (create_speculation_check): Remove set but not used
2154 (try_transformation_cache): Remove set but not used variable ds.
2155 (calculate_privileged_insns): Remove set but not used variables
2156 cur_insn and min_spec_insn.
2157 (find_best_expr): Remove set but not used variable avail_n.
2158 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2160 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2162 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2163 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2166 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2169 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2170 cpu types. Add support for *-sse3 cpu types.
2171 (x86_64-*-*): Ditto.
2173 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2176 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2177 argument, call initializer_constant_valid_p_1 instead of
2178 initializer_constant_valid_p, pass CACHE to it, return NULL
2179 immediately if first call returns NULL.
2180 (initializer_constant_valid_p_1): New function.
2181 (initializer_constant_valid_p): Use it.
2183 2010-01-20 Thomas Quinot <quinot@adacore.com>
2185 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2187 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2189 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2190 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2191 (loc_list_from_tree): Don't handle unsigned division. Handle
2192 signed modulo using DW_OP_{over,over,div,mul,minus}.
2193 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2194 modulo instead of signed.
2196 2010-01-20 DJ Delorie <dj@redhat.com>
2198 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2200 (h8300_emit_stack_adjustment): Propogate it.
2202 (h8300_expand_prologue): Likewise.
2203 (h8300_expand_epilogue): Likewise.
2205 2010-01-19 Michael Matz <matz@suse.de>
2207 PR tree-optimization/41783
2208 * tree-data-ref.c (toplevel): Include flags.h.
2209 (dump_data_dependence_relation): Also dump the inputs if the
2210 result will be unknown.
2211 (split_constant_offset_1): Look through some conversions.
2212 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2213 the offset from last element is too large.
2214 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2215 (reassociate_to_the_same_stmt): Handle vector registers.
2216 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2218 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2219 wide_prolog_niters argument, emit widening instructions.
2220 (vect_do_peeling_for_alignment): Adjust caller, use widened
2221 variant of the iteration cound.
2222 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2224 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2227 * config/arm/neon-testgen.m (emit_automatics): New parameter
2228 features. Adjust for Fixed_return_reg feature.
2229 (test_intrinsic): Call emit_automatics with new feature.
2230 * config/arm/neon.ml: Update copyright years.
2231 (features): New Fixed_return_reg feature.
2232 (ops): Update feature for Vget_low.
2234 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2236 PR tree-optimization/42719
2237 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2241 * fwprop.c (all_uses_available_at): Return false if def_set dest
2242 is a REG that is used in def_insn.
2244 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2246 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2248 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2251 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2253 * target.h (struct gcc_target) <secondary_reload>: Change type
2254 of last argument to secondary_reload_info *.
2256 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2259 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2260 memory references with unaligned offsets. Remove CQImode handling.
2261 (unaligned_memory_operand): Return 1 for memory references with
2262 unaligned offsets. Remove CQImode handling.
2264 2010-01-18 Richard Guenther <rguenther@suse.de>
2267 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2270 2010-01-18 Richard Guenther <rguenther@suse.de>
2272 PR tree-optimization/42781
2273 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2274 restrict processing only if the original variable was artificial.
2276 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2278 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2279 find number of popped argument bytes.
2281 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2282 Fix the text that describes the return value for invalid insns.
2284 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2286 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2287 Clarify what 'cost of the -dependence' is. Fix quoting.
2289 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2290 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2292 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2294 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2295 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2297 2010-01-17 Richard Guenther <rguenther@suse.de>
2300 * function.c (split_complex_args): Take a VEC to modify.
2301 (assign_parms_augmented_arg_list): Build a VEC instead of
2302 a chain of PARM_DECLs.
2303 (assign_parms_unsplit_complex): Take a VEC of arguments.
2304 Do not fixup unmodified parms.
2305 (assign_parms): Deal with the VEC.
2306 (gimplify_parameters): Likewise.
2308 2010-01-17 Richard Guenther <rguenther@suse.de>
2310 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2311 node existence check.
2312 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2313 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2314 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2315 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2316 (gimple_execute_on_growing_pred): Likewise.
2318 2010-01-17 Richard Guenther <rguenther@suse.de>
2320 PR tree-optimization/42773
2321 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2322 (compute_antic_aux): Likewise.
2323 (compute_partial_antic_aux): Likewise.
2325 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2328 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2331 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2333 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2336 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2337 Fix markup for strict argument.
2339 (TARGET_SCHED_REORDER2): Fix argument types.
2341 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2342 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2344 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2345 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2347 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2350 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2351 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2352 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2353 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2354 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2356 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2358 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2360 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2361 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2363 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2365 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2368 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2370 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2371 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2373 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2375 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2377 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2378 referring to it. Fix language.
2380 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2382 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2384 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2386 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2388 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2389 '@var{stream}. Remove stray 'and'.
2391 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2393 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2395 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2397 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2398 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2400 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2401 Fix description of return value.
2402 Rename argument "sz" to "len."
2404 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2405 Clarify meaning of 'true' return value.
2407 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2409 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2410 rep_mode versus mode_rep.
2412 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2414 (TARGET_BUILTIN_DECL): Fix name.
2416 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2418 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2420 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2422 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2424 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2426 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2429 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2430 Rename argument tm_fn to md_fn.
2432 (TARGET_OPTION_PRINT): Fix argument list.
2434 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2437 * config/i386/i386.c (ix86_fixup_binary_operands):
2438 Revert FMA4 fixup of operands.
2440 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2443 * Makefile.in (write_entries_to_file, install-plugin):
2444 Use \012 instead of \n with tr.
2446 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2448 * configure.ac (HAVE_AS_REF): New C macro.
2449 * configure: Regenerate.
2450 * config.in: Likewise.
2451 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2453 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2456 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2458 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2460 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2462 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2464 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2466 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2468 (TARGET_BINDS_LOCAL_P): Fix argument type.
2470 (TARGET_ASM_FILE_END): Use prototype.
2472 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2474 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2476 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2478 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2480 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2481 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2483 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2484 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2486 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2487 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2488 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2489 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2491 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2493 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2495 (TARGET_INIT_BUILTINS): Use prototype.
2497 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2498 Put 'const char *' in braces. Fix parameter types.
2499 (TARGET_INVALID_CONVERSION): Fix parameter types.
2500 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2501 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2503 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2506 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2508 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2510 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2512 * doc/tm.texi (TARGET_HELP): Fix return type.
2514 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2515 in braces. Fix argument types.
2517 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2519 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2521 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2523 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2524 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2526 (TARGET_MANGLE_TYPE): Fix argument types.
2528 (TARGET_IRA_COVER_CLASSES): Use prototype.
2530 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2532 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2534 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2536 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2538 (TARGET_CALLEE_COPIES): Fix argument types.
2540 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2542 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2544 (TARGET_FUNCTION_VALUE): Fix argument types.
2546 (TARGET_RETURN_IN_MSB): Fix argument type.
2548 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2550 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2552 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2554 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2555 agree with return type.
2557 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2559 2010-01-15 Jing Yu <jingyu@google.com>
2561 PR rtl-optimization/42691
2562 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2563 a pseudo to a constant and are merged, and adjust comments.
2565 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2567 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2569 2010-01-15 Richard Guenther <rguenther@suse.de>
2572 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2573 labels of computed or non-local gotos to the destination.
2574 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2575 landing pad label is the first label.
2577 2010-01-15 Richard Guenther <rguenther@suse.de>
2579 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2581 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2584 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2585 to allow generation of the xssqrtdp instruction on power7.
2586 (sqrtdf2_fpr): Ditto.
2588 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2591 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2592 functions with noreturn attribute.
2595 * varasm.c (declare_weak): Add weak attribute to decl if it
2596 doesn't have one already.
2597 (assemble_external): Only add decls to weak_decls if they also
2598 have weak attribute.
2600 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2602 * var-tracking.c (var_reg_delete): Don't delete the association
2603 between REGs and values or one-part variables if the register
2606 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2609 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2610 because its first operand is a non-localized variable.
2612 2010-01-14 Martin Jambor <mjambor@suse.cz>
2614 PR tree-optimization/42706
2615 * tree-sra.c (encountered_recursive_call): New variable.
2616 (encountered_unchangable_recursive_call): Likewise.
2617 (sra_initialize): Initialize both new variables.
2618 (callsite_has_enough_arguments_p): New function.
2619 (scan_function): Call decl and flags check only for IPA-SRA, check
2620 whether there is a recursive call and whether it has enough arguments.
2621 (all_callers_have_enough_arguments_p): New function.
2622 (convert_callers): Look for recursive calls only when
2623 encountered_recursive_call is set.
2624 (ipa_early_sra): Bail out either if
2625 !all_callers_have_enough_arguments_p or
2626 encountered_unchangable_recursive_call.
2628 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2630 * sel-sched.c: Add 2010 to copyright years.
2631 * sel-sched-ir.c: Likewise.
2632 * sel-sched-ir.h: Likewise.
2634 2010-01-14 Martin Jambor <mjambor@suse.cz>
2636 PR tree-optimization/42714
2637 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2638 constructors specially.
2640 2010-01-14 Andi Kleen <ak@linux.intel.com>
2642 * config/i386/drivers-i386.c (detect_caches_intel):
2643 Add l2sizekb parameter and fill in.
2644 (host_detect_local_cpu): Add l2sizekb, fill in.
2645 Add Atom small cache heuristic.
2647 2010-01-14 Andi Kleen <ak@linux.intel.com>
2649 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2650 Add level3 parameter and fill in.
2651 (detect_caches_intel): Handle level3 cache.
2653 2010-01-14 Andi Kleen <ak@linux.intel.com>
2655 * config/i386/drivers-i386.c (host_detect_local_cpu):
2656 Fix core duo detection.
2658 2010-01-14 Andi Kleen <ak@linux.intel.com>
2660 * config/i386/drivers-i386.c (host_detect_local_cpu):
2663 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2665 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2666 (rs6000_variable_issue_1): this. Use...
2667 (rs6000_variable_issue): here. Reimplement. Print debug info.
2669 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2671 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2672 sel_restore_notes. Update all callers. Call reemit_notes
2675 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2677 PR rtl-optimization/42246
2678 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2681 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2683 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2684 all successors is the same as number of successors in current region.
2686 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2688 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2689 to rename is not separable. Otherwise check that its LHS is not NULL.
2691 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2693 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2695 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2697 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2698 available registers when failed to discover LHS register class.
2699 Fix indentation. Update comment.
2701 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2702 Alexander Monakov <amonakov@ispras.ru>
2704 PR rtl-optimization/42389
2705 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2707 (advance_state_on_fence): Likewise.
2708 (sel_target_adjust_priority): Print debug output only when
2709 sched_verbose >= 4, not 2.
2710 (get_expr_cost): Do not issue all unique insns on the next cycle.
2711 (fill_insns): Initialize can_issue_more from the value saved
2713 * sel-sched-ir.c (flist_add): New parameter issue_more.
2714 Init FENCE_ISSUE_MORE with it.
2715 (merge_fences): Likewise.
2716 (init_fences): Update call to flist_add.
2717 (add_to_fences, add_clean_fence_to_fences)
2718 (add_dirty_fence_to_fences): Likewise.
2719 (move_fence_to_fences): Update call to merge_fences.
2720 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2722 * sel-sched-ir.h (struct _fence): New field issue_more.
2723 (FENCE_ISSUE_MORE): New accessor macro.
2725 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2727 PR rtl-optimization/42388
2728 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2729 that have no predecessors nor successors. Do not call move_bb_info
2730 for empty blocks outside of current region.
2732 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2734 PR rtl-optimization/42294
2735 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2736 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2737 originators' originators.
2739 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2741 PR rtl-optimization/39453
2742 PR rtl-optimization/42246
2743 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2745 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2747 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2748 Alexander Monakov <amonakov@ispras.ru>
2751 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2752 (maybe_tidy_empty_bb): ... here. Make static. Add new
2753 argument. Update all callers.
2754 (tidy_control_flow): ... and here. Recompute topological order
2755 of basic blocks in region if necessary.
2756 (sel_redirect_edge_and_branch): Change return type. Return true
2757 if topological order might have been invalidated.
2758 (purge_empty_blocks): Export and move from...
2759 * sel-sched.c (purge_empty_blocks): ... here.
2760 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2761 (maybe_tidy_empty_bb): Delete prototype.
2762 (purge_empty_blocks): Declare.
2764 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2766 PR rtl-optimization/42249
2767 * sel-sched.c (try_replace_dest_reg): When chosen register
2768 and original register is the same, do not bail out early, but
2769 still check all original insns for validity of replacing destination
2770 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2773 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2776 Port from no-undefined-overflow branch:
2777 2009-03-09 Richard Guenther <rguenther@suse.de>
2779 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2781 2010-01-14 Richard Guenther <rguenther@suse.de>
2784 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2786 2010-01-14 Ira Rosen <irar@il.ibm.com>
2788 PR tree-optimization/42709
2789 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2790 as scalar type in creation of constant vector operand.
2792 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2795 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2796 (check-parallel-%): Match `testsuite' directory component only
2799 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2801 PR translation/39521
2802 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2805 2010-01-13 Richard Guenther <rguenther@suse.de>
2807 PR tree-optimization/42730
2808 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2811 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2814 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2815 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2818 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2820 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2821 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2822 ___umulsi3_highpart.
2824 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2825 rather than schedule_insns if the pass is enabled.
2827 2010-01-13 Martin Jambor <mjambor@suse.cz>
2829 PR tree-optimization/42704
2830 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2833 2010-01-13 Martin Jambor <mjambor@suse.cz>
2835 PR tree-optimization/42703
2836 * tree-sra.c (analyze_access_subtree): Check that we can build a
2837 reference to the original data within the aggregate.
2839 2010-01-13 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/42705
2842 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2844 2010-01-13 Richard Guenther <rguenther@suse.de>
2847 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2849 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2852 * var-tracking.c (values_to_unmark): New variable.
2853 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2854 values_to_unmark vector. Moved body to...
2855 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2856 instead queue it into values_to_unmark vector.
2857 (vt_find_locations): Free values_to_unmark vector.
2859 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2861 * config/s390/s390.c (override_options): Set
2862 default of max-pending-list-length to 256
2864 2010-01-13 Richard Guenther <rguenther@suse.de>
2867 * tree-pass.h (PROP_gimple_lcx): New.
2868 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2869 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2870 before the final cleanup_eh.
2871 (dump_properties): Dump PROP_gimple_lcx.
2872 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2873 (tree_lower_complex_O0): Remove.
2874 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2875 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2876 tree_lower_complex, schedule TODO_update_ssa.
2877 * lto-streamer-out.c (output_function): Stream the functions
2879 * lto-streamer-in.c (input_function): Likewise.
2880 (lto_read_body): Do not override them here.
2882 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2885 * c-typeck.c (build_c_cast): Fold value cast to union type before
2886 wrapping it in a CONSTRUCTOR.
2888 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2890 PR rtl-optimization/42699
2891 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2894 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2896 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2897 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2898 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2899 SUBTARGET_WARN_UNUSED_SPEC): ... here
2900 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2902 2010-01-12 Julian Brown <julian@codesourcery.com>
2904 * config/arm/neon-schedgen.ml (Utils): Don't try to
2905 open missing module.
2906 (find_with_result): New.
2908 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2911 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2912 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2914 PR tree-optimization/42645
2915 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2916 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2917 decl_map, set processing_debug_stmt to -1 and return name without
2920 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2922 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2923 binutils version, and reword target configuration description.
2925 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2927 * config/avr/avr.h (LINKER_NAME): Remove.
2929 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2932 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2933 that support VSX, warn for -mno-altivec if vsx is not disabled,
2936 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2937 Shujing Zhao <pearly.zhao@oracle.com>
2939 PR translation/42469
2940 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2941 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2942 character between option name and help text.
2943 * c.opt (imultilib): Likewise.
2945 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2947 * lto-streamer-out.c (output_unreferenced_globals): Output static
2950 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2952 PR rtl-optimization/42621
2953 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2954 optimizing for size.
2955 (duplicate_computed_gotos): Remove now-redundant check.
2957 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2960 * configure.ac: Save and restore LDFLAGS and LIBS
2961 * configure: Regenerate.
2963 2010-01-10 Richard Guenther <rguenther@suse.de>
2966 * builtins.c (fold_builtin_strlen): Add type argument and
2967 convert the resulting length to it.
2968 (fold_builtin_1): Adjust.
2970 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2972 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2973 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2975 (num_insns_constant_wide): Adjust for that change.
2977 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2980 * web.c (union_defs): Add used argument, to combine uses of
2982 (entry_register): Adjust type and tests of used argument.
2983 (web_main): Widen used for new use. Pass it to union_defs.
2984 * df.h (union_defs): Adjust prototype.
2986 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2989 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2990 uses in new incoming argument. Free body.
2991 (reset_debug_uses_in_loop): New.
2992 (analyze_insn_to_expand_var): Call the latter if the former found
2993 anything. Fix whitespace. Reject invalid dest overlaps before
2994 going through all insns in the loop.
2996 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2999 * haifa-sched.c (dying_use_p): Debug insns don't count.
3001 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3004 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3005 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3006 (verify_gimple_call): Reject LHS in noreturn calls.
3008 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3012 * tree-vect-loop-manip.c (adjust_info): New type.
3013 (adjust_vec): New pointer to vector.
3014 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3015 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3016 (slpeel_update_phis_for_duplicate_loop): Use them.
3017 (slpeel_update_phi_nodes_for_guard1): Likewise.
3018 (slpeel_update_phi_nodes_for_guard2): Likewise.
3019 (slpeel_tree_peel_loop_to_edge): Likewise.
3020 (vect_update_ivs_after_vectorizer): Likewise.
3022 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3024 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3025 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3027 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3029 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3030 bogus uninitialized warning.
3032 2010-01-09 Richard Guenther <rguenther@suse.de>
3035 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3036 the evolution is compatible with the initial condition.
3038 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3040 * gcc.c (process_command): Update copyright notice dates.
3041 * gcov.c (print_version): Likewise.
3042 * gcov-dump.c (print_version): Likewise.
3043 * mips-tfile.c (main): Likewise.
3044 * mips-tdump.c (main): Likewise.
3046 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3049 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3051 (rotlhi3_8): Delete.
3053 (rotlsi3_8): Delete.
3054 (rotlsi3_16): Delete.
3055 (rotlsi3_24): Delete.
3057 (*rotw<mode>3): New.
3058 (*rotb<mode>3): New.
3059 * config/avr/avr.c (avr_rotate_bytes): New function.
3060 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3062 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3065 * configure.ac: Modify -rdynamic check.
3066 * configure: Regenerate.
3068 2010-01-08 DJ Delorie <dj@redhat.com>
3070 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3071 register popping order.
3073 2010-01-08 Richard Guenther <rguenther@suse.de>
3076 * c.opt (fsigned-char): Also let LTO handle this option.
3077 (funsigned-char): Likewise.
3079 2010-01-07 Richard Guenther <rguenther@suse.de>
3081 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3082 (gimple_op): Likewise.
3083 (gimple_op_ptr): Likewise.
3084 (gimple_assign_set_lhs): Remove gcc_assert.
3085 (gimple_assign_set_rhs1): Likewise.
3086 (gimple_assign_set_rhs2): Likewise.
3087 (gimple_call_set_lhs): Likewise.
3088 (gimple_call_set_fn): Likewise.
3089 (gimple_call_set_fndecl): Likewise.
3090 (gimple_call_fndecl): Likewise.
3091 (gimple_call_return_type): Likewise.
3092 (gimple_call_set_chain): Likewise.
3093 (gimple_call_num_args): Likewise.
3094 (gimple_call_set_arg): Likewise.
3095 (gimple_cond_set_code): Likewise.
3096 (gimple_cond_set_lhs): Likewise.
3097 (gimple_cond_set_rhs): Likewise.
3098 (gimple_cond_set_true_label): Likewise.
3099 (gimple_cond_set_false_label): Likewise.
3100 (gimple_label_set_label): Likewise.
3101 (gimple_goto_set_dest): Likewise.
3102 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3103 (gimple_debug_bind_get_value): Likewise.
3104 (gimple_debug_bind_get_value_ptr): Likewise.
3105 (gimple_debug_bind_set_var): Likewise.
3106 (gimple_debug_bind_set_value): Likewise.
3107 (gimple_debug_bind_reset_value): Likewise.
3108 (gimple_debug_bind_has_value_p): Likewise.
3109 (gimple_return_retval_ptr): Remove gcc_assert.
3110 (gimple_return_retval): Likewise.
3111 (gimple_return_set_retval): Likewise.
3112 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3113 (safe_referenced_var_iterator): Remove.
3114 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3115 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3116 (fill_referenced_var_vec): Remove.
3117 (first_readonly_imm_use): Remove redundant gcc_assert.
3118 (phi_arg_index_from_use): Combine gcc_asserts.
3119 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3120 (first_imm_use_stmt): Remove redundant gcc_assert.
3121 * tree-cfg.c (verify_gimple_call): Verify function and chain
3122 operands. Verify arguments.
3123 (verify_types_in_gimple_stmt): Verify condition code and labels.
3125 2010-01-07 Richard Guenther <rguenther@suse.de>
3127 PR tree-optimization/42641
3128 * sese.c (rename_map_elt_info): Use the SSA name version, do
3131 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3133 PR tree-optimization/42625
3134 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3135 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3137 2010-01-07 Duncan Sands <baldrick@free.fr>
3139 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3141 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3144 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3145 note itself is not function_invariant_p.
3147 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3149 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3150 Do not add the DF_NOTE problem.
3151 * store-motion.c (execute_rtl_store_motion): Likewise.
3153 2010-01-07 Martin Jambor <mjambor@suse.cz>
3155 PR tree-optimization/42157
3156 * tree-sra.c (compare_access_positions): Stabilize sort if both
3157 accesses have integer types, return zero immediately if they are the
3160 2010-01-06 Richard Henderson <rth@redhat.com>
3163 * haifa-sched.c (add_to_note_list): Merge into ...
3164 (concat_note_lists): ... here, and ...
3165 (unlink_other_notes, rm_other_notes): Merge into...
3166 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3167 NOTE_INSN_EPILOGUE_BEG.
3169 2010-01-06 Richard Guenther <rguenther@suse.de>
3171 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3172 not inline regular functions into always-inline functions.
3174 2010-01-06 Nick Clifton <nickc@redhat.com>
3176 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3177 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3179 (OVERRIDE_OPTIONS): Delete.
3180 (OPTIMIZATION_OPTIONS): Define.
3181 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3182 * config/rx/rx.c (rx_handle_option): Issue an error message if
3183 -mcpu=rx200 and -fpu are used together.
3184 (rx_set_optimization_options): New function. Issue an error
3185 message if an optimization attribute attempts to reset the FPU/
3186 math optimization pairing.
3187 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3188 * config/rx/rx.opt: Set the default to 32-bit doubles.
3189 * config/rx/t-rx: Add multilibs for -nofpu option.
3190 * doc/invoke.texi: Update documentation of RX options.
3192 2010-01-06 Richard Guenther <rguenther@suse.de>
3194 * tree-ssa-pre.c (name_to_id): New global.
3195 (alloc_expression_id): Simplify SSA name handling.
3196 (lookup_expression_id): Likewise.
3197 (init_pre): Zero name_to_id.
3198 (fini_pre): Free it.
3200 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3202 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3204 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3207 * config/i386/sse.md (smaxv2di3): New.
3208 (umaxv2di3): Likewise.
3209 (sminv2di3): Likewise.
3210 (uminv2di3): Likewise.
3212 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3215 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3216 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3217 (legitimize_tls_address): Likewise.
3218 (sparc_tls_referenced_p): Likewise.
3219 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3220 and adjust calls to legitimize_pic_address.
3221 (legitimate_constant_p) Use sparc_tls_referenced_p.
3222 (legitimate_pic_operand_p): Likewise.
3223 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3224 (sparc_tls_symbol_ref_1): Delete.
3225 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3226 (legitimize_tls_address): Make static, handle CONST patterns.
3227 (legitimize_pic_address): Make static, remove unused parameter and
3228 adjust recursive calls.
3229 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3230 and adjust call to legitimize_pic_address.
3231 (sparc_output_mi_thunk): Likewise.
3233 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3234 H.J. Lu <hongjiu.lu@intel.com>
3237 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3238 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3239 operands to make them signed.
3242 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3245 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3246 GTU to GT for V4SI and V2DI.
3248 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3249 (umin<mode>3): Removed.
3251 (uminv4si3): Likewise.
3253 2010-01-05 Martin Jambor <mjambor@suse.cz>
3255 PR tree-optimization/42462
3256 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3257 current_function_decl to helper functions and macros.
3259 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3262 * flags.h: Don't include real.h.
3263 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3264 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3265 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3266 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3267 * dominance.c: Update copyright.
3268 * gimple.c (walk_gimple_op): Remove inline.
3269 * tree-ssa-reassoc.c: Include real.h.
3270 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3271 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3273 2010-01-05 Nick Clifton <nickc@redhat.com>
3275 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3276 register to push into the stack frame when the accumulator has to
3277 be saved during interrupts.
3279 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3281 * doc/invoke.texi: Remove the documentation about option
3283 * common.opt (Wunreachable-code): Preserved for backward
3285 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3286 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3287 the backward compatibility flag section.
3289 2010-01-05 Richard Guenther <rguenther@suse.de>
3291 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3293 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3296 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3298 PR tree-optimization/42508
3299 * tree-sra.c (convert_callers): Check for recursive call
3300 by comparing cgraph nodes instead of decls.
3301 (modify_function): Call ipa_modify_formal_parameters also
3302 on all same_body aliases.
3304 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3305 cgraph nodes when checking for same_body aliases.
3307 2010-01-05 Richard Guenther <rguenther@suse.de>
3309 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3310 allocation and lookup.
3311 (get_or_alloc_expr_for_constant): Likewise.
3312 (phi_translate): Sink allocation.
3314 2010-01-04 Richard Guenther <rguenther@suse.de>
3316 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3317 a new entry only if needed.
3318 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3319 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3321 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3323 (phi_translate): Handle CONSTANTs early.
3325 2010-01-04 Martin Jambor <mjambor@suse.cz>
3327 PR tree-optimization/42398
3328 * tree-sra.c (struct access): Removed flag grp_different_types.
3329 (dump_access): Do not dump the removed flag.
3330 (sort_and_splice_var_accesses): Do not set the removed flag.
3331 (sra_modify_expr): Check for type compatibility directly.
3333 2010-01-04 Martin Jambor <mjambor@suse.cz>
3335 PR tree-optimization/42366
3336 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3337 edges with variable number of parameters.
3338 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3339 flag instead of asserting it.
3340 (ipa_read_node_info): Read uses_analysis_done flag.
3342 2010-01-04 Richard Guenther <rguenther@suse.de>
3344 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3345 iterative_hash_* as intended.
3346 (vn_reference_compute_hash): Likewise. Simplify hashing
3348 (vn_reference_lookup_2): Likewise.
3349 (vn_nary_op_compute_hash): Likewise.
3350 (vn_phi_compute_hash): Likewise.
3351 (expressions_equal_p): Remove strange code.
3352 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3353 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3354 (bitmap_insert_into_set_1): Take value-id as parameter.
3355 (add_to_value): Pass it.
3356 (bitmap_insert_into_set): Likewise.
3357 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3359 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3362 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3363 (do_self_spec): For switches with SWITCH_IGNORE set set also
3364 SWITCH_IGNORE_PERMANENTLY.
3365 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3368 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3370 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3371 tree of an unreferenced global var.
3373 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3376 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3377 GTU to GT for V4SI and V2DI.
3379 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3380 (umin<mode>3): Removed.
3382 (uminv4si3): Likewise.
3384 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3387 * collect2.c (main): Turn on trace in collect2 if -v is passed
3390 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3392 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3393 description of expression operand.
3395 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3397 * configure.ac: Add install-html to target_list for Make-hooks.
3398 * configure: Regenerate.
3399 * fortran/Make-lang.in (F95_HTMLFILES): New.
3400 (fortran.html): Use it.
3401 (fortran.install-html): New.
3402 * Makefile.in (install-html): Add lang.install-html.
3403 * java/Make-lang.in (JAVA_HTMLFILES): New.
3404 (java.html): Use it.
3405 (java.install-html): New.
3406 * objc/Make-lang.in (objc.install-html): New.
3407 * objcp/Make-lang.in (obj-c++.install-html): New.
3408 * cp/Make-lang.in (c++.install-html): New.
3409 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3410 * lto/Make-lang.in (lto.install-html): New.
3412 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3415 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3417 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3419 PR rtl-optimization/41862
3420 * store-motion.c (store_killed_in_insn, compute_store_table,
3421 remove_reachable_equiv_notes, replace_store_insn,
3422 build_store_vectors): Ignore all DEBUG_INSNs.
3424 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3427 * common.opt: Add dumpdir.
3429 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3431 (option_map): Add --dumpdir.
3433 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3435 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3437 * opts.c (decode_options): Try dump_dir_name first if
3438 dump_base_name isn't an absolute path.
3439 (common_handle_option): Handle OPT_dumpdir.
3441 * toplev.c (dump_dir_name): New.
3442 (print_switch_values): Also ignore -dumpdir.
3444 * toplev.h (dump_dir_name): New.
3446 2010-01-03 Richard Guenther <rguenther@suse.de>
3448 PR tree-optimization/42589
3449 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3450 double-word expansion of bswap32.
3452 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3454 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3455 with BLOCK_FOR_INSN.
3456 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3457 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3458 noce_process_if_block): Likewise.
3459 * gcse.c (compute_local_properties, insert_expr_in_table,
3460 insert_set_in_table, canon_list_insert, find_avail_set,
3461 pre_insert_copy_insn): Likewise.
3463 * basic-block.h (BLOCK_NUM): Move from here...
3464 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3466 2010-01-03 Richard Guenther <rguenther@suse.de>
3468 PR tree-optimization/42438
3469 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3470 contains_may_not_return_call flag.
3471 (BB_MAY_NOTRETURN): New.
3472 (valid_in_sets): Trapping nary operations are not valid
3473 in blocks that may not return.
3474 (insert_into_preds_of_block): Remove check for trapping expressions.
3475 (compute_avail): Compute also BB_MAY_NOTRETURN.
3477 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3479 * doc/invoke.texi: Add 2010 to copyright years.
3481 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3483 * config/sparc/sparc.c: Fix formatting nits.
3485 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3486 Alexander Monakov <amonakov@ispras.ru>
3488 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3490 2010-01-02 Richard Guenther <rguenther@suse.de>
3493 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3494 (simplify_switch_using_ranges): Mark to be removed edges
3497 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3499 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3501 * collect2.c (scan_libraries): Add missing argument in call to
3504 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3507 * config/alpha/predicates.md (aligned_memory_operand): Return false
3509 (unaligned_memory_operand): Return true for CQImode.
3510 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3511 doesn not cross aligned SImode word boundary.
3513 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3515 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3517 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3518 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3520 2010-01-02 Richard Guenther <rguenther@suse.de>
3523 * toplev.c (compile_file): Emit LTO marker properly. Change
3525 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3527 2010-01-01 Richard Guenther <rguenther@suse.de>
3530 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3532 2010-01-01 Richard Guenther <rguenther@suse.de>
3535 * c-decl.c (grokdeclarator): For zero-size arrays force
3536 structural equality checks as layout_type does.
3538 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3540 * builtins.c: Update copyright to 2010.
3542 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3545 * lto-streamer-out.c (produce_asm): Revert the last change.
3546 (copy_function): Likewise.
3548 * lto-streamer.c (lto_get_section_name): Skip any leading
3551 2010-01-01 Richard Guenther <rguenther@suse.de>
3554 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3558 Copyright (C) 2010 Free Software Foundation, Inc.
3560 Copying and distribution of this file, with or without modification,
3561 are permitted in any medium without royalty provided the copyright
3562 notice and this notice are preserved.