1 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5 code added to work around reload clobbering CONST insns.
7 2010-03-12 Jakub Jelinek <jakub@redhat.com>
9 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
10 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
11 (cselib_preserve_only_values): Remove retain argument, don't
12 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
13 * cselib.h (cselib_preserve_only_values): Remove retain argument.
14 * var-tracking.c (micro_operation): Move insn field before union.
15 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
16 (struct variable_tracking_info_def): Remove n_mos field, change
17 mos into a vector of micro_operations.
18 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
19 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
20 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
21 changing into a vector.
22 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
23 come before all other uops generated by add_stores.
24 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
26 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
27 a vector. Run just one pass over the bbs instead of separate counting
28 and computation phase.
29 (vt_finalize): Free VTI (bb)->mos vector instead of array.
32 * tree-inline.c (remap_decls): Put old_var rather than origin_var
33 into *nonlocalized_list vector.
34 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
35 even if origin is non-NULL.
36 (gen_variable_die): Likewise.
37 (process_scope_var): Don't change origin.
38 (gen_decl_die): Likewise.
39 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
40 before adding new edges instead of after it, fix moving over
43 2010-03-11 David S. Miller <davem@davemloft.net>
45 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple of four.
48 2010-03-11 Martin Jambor <mjambor@suse.cz>
50 PR tree-optimization/43257
51 * tree.c (assign_assembler_name_if_neeeded): New function.
52 (free_lang_data_in_cgraph): Assembler name assignment moved to the
54 * tree.h (assign_assembler_name_if_neeeded): Declare.
55 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
56 the function if needed.
58 2010-03-11 Chris Demetriou <cgd@google.com>
60 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
61 include/stdint-gcc.h, and include/stdint.h world-readable.
63 2010-03-11 Richard Guenther <rguenther@suse.de>
65 PR tree-optimization/43255
66 * tree-vrp.c (process_assert_insertions_for): Do not insert
67 asserts for trivial conditions.
69 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
71 PR tree-optimization/43280
72 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number generation.
73 Move calculation of size out of the if branch.
74 (find_bswap): Modify compare number generation.
76 2010-03-11 Richard Guenther <rguenther@suse.de>
79 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
80 (input_gimple_stmt): Fixup handled component types during
81 operand read. Also fix up decls in ADDR_EXPRs.
83 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
85 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
86 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
88 2010-03-10 Jan Hubicka <jh@suse.cz>
91 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
92 * varasm.c (get_variable_section): Don't do that here...
93 (make_decl_rtl): ... and here.
94 (do_assemble_alias): Produce decl RTL.
95 (assemble_alias): Likewise.
97 2010-03-10 Jakub Jelinek <jakub@redhat.com>
100 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
101 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
103 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
104 (based_loc_descr): Only express drap or vdrap regno based expressions
105 using DW_OP_fbreg when not optimizing.
106 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
107 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
108 REG_CFA_SET_VDRAP note.
110 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
112 PR tree-optimization/43236
113 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
114 error in calculation of base address in reverse iteration case.
115 (generate_builtin): Take number of latch executions if the statement
118 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
121 * tree-eh.c: Include pointer-set.h.
122 (lower_eh_dispatch): Filter out duplicate case labels and
123 remove the unneeded edge when the label is unused. Return
124 true when some edges are removed.
125 (execute_lower_eh_dispatch): When any lowering resulted in
126 removing an edge, also delete unreachable blocks.
128 2010-03-10 Jakub Jelinek <jakub@redhat.com>
131 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
132 UNSPEC_MACHOPIC_OFFSET.
134 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
137 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
138 (m68k_delegitimize_address): New function.
140 2010-03-09 Jakub Jelinek <jakub@redhat.com>
143 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
146 * var-tracking.c (adjust_sets): New function.
147 (count_with_sets, add_with_sets): Use it.
148 (get_adjusted_src): New inline function.
149 (add_stores): Use it.
152 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
153 call cselib_dummy_expand_value_rtx_cb instead of
154 cselib_expand_value_rtx_cb.
157 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
158 * config/i386/i386.c: Include debug.h and dwarf2out.h.
159 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
160 and .cfi_endproc around the pic thunks.
161 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
162 all queued unwind info register saves are saved before the call.
163 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
164 considered as sp-=4 for unwind info and the pop as sp+=4 which
165 also clobbers dest, but doesn't actually restore it.
168 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
171 2010-03-09 Jie Zhang <jie@codesourcery.com>
173 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
174 whitespaces in output template.
176 2010-03-09 Jie Zhang <jie@codesourcery.com>
178 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
181 2010-03-08 Jakub Jelinek <jakub@redhat.com>
183 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
184 builtins.exp in a separate job.
186 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
188 * graphite-sese-to-poly.c (add_param_constraints): Use
189 lower_bound_in_type and upper_bound_in_type.
191 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
193 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
194 instead of unsigned_type_node.
196 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
197 Reza Yazdani <reza.yazdani@amd.com>
200 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
201 on pointer type parameters.
203 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
207 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
208 handle conversions from pointer to integers.
209 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
210 induction variable, to be able to work with code generated by
212 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
213 (build_poly_scop): Bail out if we cannot codegen a loop.
215 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
217 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
218 code generation with gloog_error.
220 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
222 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
223 Call fold_convert on all the returned values.
224 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
225 the type of the resulting expression.
227 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
229 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
230 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
231 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
233 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
235 * graphite-dependences.c (map_into_dep_poly): Removed.
236 (dependence_polyhedron_1): Use combine_context_id_scat.
238 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
240 * graphite-poly.h (struct poly_scattering): Add layout documentation.
241 (struct poly_bb): Same.
242 (combine_context_id_scat): New.
244 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
247 * sese.c (name_defined_in_loop_p): Return false for default
250 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
252 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
253 and clean up the logic.
255 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
257 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
260 2010-03-08 Jakub Jelinek <jakub@redhat.com>
262 * var-tracking.c (remove_cselib_value_chains): Define only for
264 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
265 delete_slot_part, emit_notes_for_differences_1): Don't call
266 remove_cselib_value_chains here.
267 (set_slot_part, emit_notes_for_differences_2): Don't call
268 add_cselib_value_chains here.
269 (preserved_values): New vector.
270 (preserve_value): New function.
271 (add_uses, add_stores, vt_add_function_parameters): Use it
272 instead of cselib_preserve_value.
273 (changed_values_stack): New vector.
274 (check_changed_vars_0): New function.
275 (check_changed_vars_1, check_changed_vars_2): Use it.
276 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
277 changed_values_stack VALUEs.
278 (vt_emit_notes): For all preserved_values call
279 add_cselib_value_chains. If ENABLE_CHECKING call
280 remove_cselib_value_chains before verifying value_chains is empty.
281 Initialize and free changed_values_stack.
282 (vt_initialize): Initialize preserved_values.
283 (vt_finalize): Free preserved_values.
285 2010-03-08 Richard Guenther <rguenther@suse.de>
287 PR tree-optimization/43269
288 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
291 2010-03-08 Martin Jambor <mjambor@suse.cz>
293 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
294 (ipa_is_param_called): Removed.
295 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
296 (ipa_print_node_params): Do not print the called flag.
297 (ipa_write_node_info): Do not stream the called flag.
298 (ipa_read_node_info): Likewise.
300 2010-03-07 Jakub Jelinek <jakub@redhat.com>
303 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
304 * cselib.c (struct expand_value_data): Add dummy field.
305 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
307 (cselib_dummy_expand_value_rtx_cb): New function.
308 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
310 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
311 * var-tracking.c: Include pointer-set.h.
312 (variable): Change n_var_parts to char from int. Add
313 cur_loc_changed and in_changed_variables fields.
314 (variable_canonicalize): Remove.
315 (shared_var_p): New inline function.
316 (unshare_variable): Maintain cur_loc_changed and
317 in_changed_variables fields. If var was in changed_variables,
318 replace it there with new_var. Just copy cur_loc instead of
319 resetting it to something else.
320 (variable_union): Don't recompute cur_loc. Use shared_var_p.
321 (dataflow_set_union): Don't call variable_canonicalize.
322 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
323 of their DEBUG_EXPR_TREE_DECLs.
324 (canonicalize_loc_order_check): Verify that cur_loc is NULL
325 and in_changed_variables and cur_loc_changed is false.
326 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
327 and cur_loc_changed. Don't update cur_loc here.
328 (variable_merge_over_src): Don't call variable_canonicalize.
329 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
330 removing loc that is equal to cur_loc, clear cur_loc,
331 set cur_loc_changed and ensure variable_was_changed is called.
332 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
333 compare pointers in cur_loc check, if it is equal to loc,
334 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
335 (variable_different_p): Remove compare_current_location argument,
336 don't compare cur_loc.
337 (dataflow_set_different_1): Adjust variable_different_p caller.
338 (variable_was_changed): If dv had some var in changed_variables
339 already, reset in_changed_variables flag for it and propagate
340 cur_loc_changed over to the new variable. On empty var
341 always set cur_loc_changed. Set in_changed_variables on whatever
342 var is added to changed_variables.
343 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
344 Use shared_var_p. When removing loc that is equal to cur_loc,
345 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
346 end, don't set it to something else, just call variable_was_changed.
347 (delete_slot_part): Use shared_var_p. When cur_loc equals to
348 loc being removed, clear cur_loc and set cur_loc_changed.
349 Set cur_loc_changed if all locations have been removed.
350 (struct expand_loc_callback_data): New type.
351 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
352 allocated. Always create SUBREGs if simplify_subreg failed.
353 Prefer to use cur_loc, when that fails and still in
354 changed_variables (and seen first time) recompute it. Set
355 cur_loc_changed of variables which had to change cur_loc and
356 compute elcd->cur_loc_changed if any of the subexpressions used
357 had to change cur_loc.
358 (vt_expand_loc): Adjust to pass arguments in
359 expand_loc_callback_data structure.
360 (vt_expand_loc_dummy): New function.
361 (emitted_notes): New variable.
362 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
363 that weren't used for any other decl in current
364 emit_notes_for_changes call call vt_expand_loc_dummy to update
365 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
366 first loc_chain location if NULL before. Always use just
367 cur_loc instead of first loc_chain location. When cur_loc_changed
368 is false, when not --enable-checking=rtl just don't emit any note.
369 When rtl checking, compute the note and assert it is the same
370 as previous note. Clear cur_loc_changed and in_changed_variables
371 at the end before removing from changed_variables.
372 (check_changed_vars_3): New function.
373 (emit_notes_for_changes): Traverse changed_vars to call
374 check_changed_vars_3 on each changed var.
375 (emit_notes_for_differences_1): Clear cur_loc_changed and
376 in_changed_variables. Recompute cur_loc of new_var.
377 (emit_notes_for_differences_2): Clear cur_loc if new variable
379 (vt_emit_notes): Initialize and destroy emitted_notes.
381 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
383 PR rtl-optimization/42220
384 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
385 Use verify_reg_tracked to determine if we should use OP_OUT rather
387 (build_def_use): If we see an in-out operand for a register that we
388 know nothing about, treat is an output if possible, fail the block if
391 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
394 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
397 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
400 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
401 uses of relevant DEFs that are dead outside the loop too.
403 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
405 * var-tracking.c (dataflow_set_merge): Swap src and src2.
407 2010-01-13 Jakub Jelinek <jakub@redhat.com>
409 * var-tracking.c (values_to_unmark): New variable.
410 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
411 values_to_unmark vector. Moved body to...
412 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
413 instead queue it into values_to_unmark vector.
414 (vt_find_locations): Free values_to_unmark vector.
416 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
418 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
419 (site.exp): Export them when plugins are enabled.
421 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
424 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
426 (chrec_fold_multiply): Same.
428 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
431 * c-decl.c (build_compound_literal): Return early if init is
434 2010-03-04 Martin Jambor <mjambor@suse.cz>
436 PR tree-optimization/43164
437 PR tree-optimization/43191
438 * tree-sra.c (type_consists_of_records_p): Reject records with
439 zero-size bit-fields at the end.
441 2010-03-04 Mike Stump <mikestump@comcast.net>
443 * Makefile.in (TAGS): Remove *.y.
445 2010-03-04 Richard Guenther <rguenther@suse.de>
447 PR tree-optimization/40761
448 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
450 (my_rev_post_order_compute): New function.
453 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
456 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
457 decrease the cost of an IV candidate when the cost is infinite.
459 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
461 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
462 Use '3DNow!' for the extension of that name, ensure normal space
464 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
466 2010-03-03 Jeff Law <law@redhat.com>
468 * PR middle-end/32693
469 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
471 (extract_bit_field_1): Likewise.
473 2010-03-03 Janis Johnson <janis187@us.ibm.com>
475 * doc/sourcebuild.texi (Test directives): Document that arguments
476 include-opts and exclude-opts are now optional for dg-skip-if,
477 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
479 2010-03-03 Jason Merrill <jason@redhat.com>
482 * cgraph.h (varpool_node): Add extra_name field.
483 * varpool.c (varpool_extra_name_alias): New.
484 (varpool_assemble_decl): Emit extra name aliases.
485 (varpool_mark_needed_node): Look past an extra name alias.
486 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
487 * lto-streamer-in.c (lto_input_tree): Read it.
488 * lto-streamer-out.c (output_unreferenced_globals): Write it.
490 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
492 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
493 (sparc*-*-solaris2*): ...this.
495 2010-03-03 Jakub Jelinek <jakub@redhat.com>
498 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
499 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
500 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
501 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
504 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
505 fallthrough to default handling, just with want_address 0 instead of 2.
506 For single element lists, add_AT_loc directly, otherwise create an
507 artificial variable DIE and stick location list to it.
510 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
511 (VAL_EXPR_HAS_REVERSE): Define.
512 (reverse_op): New function.
513 (add_stores): For reversible operations add an extra MO_VAL_USE.
515 2010-03-02 Jason Merrill <jason@redhat.com>
517 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
519 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
521 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
522 (sparc64-*-linux*): Likewise.
523 (sparc64-*-solaris2*): Include assembler files before linker ones.
524 (sparc-*-solaris2*): Simplify and reorder to match previous case.
525 * config/sparc/gas.h: Delete.
526 * config/sparc/sol2-64.h: Add copyright notice.
527 * config/sparc/sol2-gas-bi.h: Likewise.
528 * config/sparc/sol2-gld.h: Likewise.
529 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
530 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
531 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
532 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
533 (sparc_elf_asm_named_section): Rename into...
534 (sparc_solaris_elf_asm_named_section): ...this. Always define.
536 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
538 * config/alpha/alpha.c (override_options): Fix -mtune error message.
540 2010-03-02 Jeff Law <law@redhat.com>
543 * reload1.c (rtx_p, substitute_stack): Declare.
544 (substitute): Record addresses of changed rtxs.
545 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
546 Restore the original rtx when complete.
547 (reload): Free subsitute_stack when complete.
549 2010-03-02 Janis Johnson <janis187@us.ibm.com>
551 * doc/gccint.texi (menu): Add Testsuites as a chapter.
552 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
554 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
555 LTO Testing, gcov Testing, profopt Testing, compat Testing,
556 Torture Tests): Change from subsection to section.
558 2010-03-02 Jakub Jelinek <jakub@redhat.com>
559 Steven Bosscher <steven@gcc.gnu.org>
561 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
564 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
567 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
568 the assignment from the new induction variable to the assignment
569 of the value from the original loop PHI function.
571 2010-03-01 Janis Johnson <janis187@us.ibm.com>
572 Daniel Jacobowitz <dan@codesourcery.com>
574 * doc/sourcebuild.texi (Test directives): Clarify options to
577 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
579 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
580 Disable cfi directives unless GCC and gas agree on using read-only
581 .eh_frame sections for 64-bit.
582 * configure: Regenerate.
584 2010-03-01 Richard Guenther <rguenther@suse.de>
586 PR tree-optimization/43220
587 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
588 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
590 2010-03-01 Richard Guenther <rguenther@suse.de>
591 Martin Jambor <mjambor@suse.cz>
594 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
595 gimplified parameters.
597 2010-03-01 Christian Bruel <christian.bruel@st.com>
599 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
601 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
603 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
605 2010-03-01 Richard Guenther <rguenther@suse.de>
608 * expr.c (expand_assignment): Use the alias-oracle to tell
609 if the rhs aliases the result decl.
611 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
614 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
615 to sol_gt_pch_get_address.
616 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
617 64-bit, SPARC and x86.
618 (sol_gt_pch_get_address): New function.
620 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
622 * toplev.h (inform_n, error_n): Declare.
623 * diagnostic.c (inform_n, error_n): New function.
625 2010-03-01 Jakub Jelinek <jakub@redhat.com>
627 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
628 has no rtl yet when processing local_decls, queue it and recheck
629 if deferred stack allocation hasn't assigned it rtl.
631 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
633 * config/sh/sh.c (unspec_bbr_uid): New.
634 (gen_block_redirect): Use it instead of INSN_UID.
635 (gen_far_branch): Likewise.
637 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
639 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
640 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
642 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
644 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
645 (Warning Options): -Wno-conversion-null is valid for
646 Objective-C++ as well.
647 * doc/tm.texi (Named Address Spaces): Likewise.
648 * doc/plugins.texi (Plugins): Replace TABs with spaces.
649 * doc/tree-ssa.texi (Tree SSA): Likewise.
651 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
654 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
655 by default. Don't set the default arch for
656 i[34567]86-*-darwin*|x86_64-*-darwin*.
658 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
661 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
662 default. Set the default 32bit/64bit archs with $with_arch
663 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
665 2010-02-27 Richard Guenther <rguenther@suse.de>
667 PR tree-optimization/43186
668 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
669 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
670 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
673 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
675 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
676 required and i[34567]86-*-* targets don't support 64bit ISA.
678 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
681 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
684 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
686 * config.gcc: Set the default arch at least to Prescott for
687 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
688 if SSE math is enabled.
690 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
692 * diagnostic.c (diagnostic_initialize): Update.
693 (diagnostic_report_diagnostic): Test inhibit_notes_p for
695 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
696 (diagnostic_inhibit_notes): New.
697 * toplev.c (process_options): inhibit notes with -fcompare-debug.
699 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
702 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
703 * doc/standards.texi: Likewise.
704 * doc/extend.texi: Likewise.
705 * doc/trouble.texi: Likewise.
706 * doc/cppopts.texi: Likewise.
707 * doc/install.texi: Likewise.
708 * c.opt (std=c90,std=gnu90): New options.
709 * c-opts.c (c_common_handle_option): Handle them.
711 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
714 * c-decl.c (undeclared_variable): Use an informative note.
716 2010-02-26 Richard Guenther <rguenther@suse.de>
718 PR tree-optimization/43186
719 * gimple.h (gimple_fold): Remove.
720 * gimple.c (gimple_fold): Remove. Inline into single user ...
721 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
722 Try harder for conditions.
724 2010-02-26 Jakub Jelinek <jakub@redhat.com>
727 * function.c (used_types_insert): Don't skip through named pointer
728 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
729 and it is different from the main variant's type.
731 2010-02-26 Nick Clifton <nickc@redhat.com>
733 * config/rx/rx.md (sminsi3): Remove bogus alternative.
735 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
737 * config.gcc: Support --with-fpmath=sse for x86.
739 * config/i386/ssemath.h: New.
741 * doc/install.texi (--with-fpmath=sse): Documented.
743 2010-02-26 Richard Guenther <rguenther@suse.de>
745 PR tree-optimization/43188
746 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
747 vector types of over-aligned element type.
749 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
752 * config/i386/i386.c (expand_vec_perm_blend): Use correct
753 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
755 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
757 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
759 2010-02-26 Jakub Jelinek <jakub@redhat.com>
761 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
762 * var-tracking.c: Include diagnostic.h.
763 (debug_dv): New function.
764 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
767 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
768 (add_value_chain, add_value_chains, remove_value_chain,
769 remove_value_chains): Handle DEBUG_EXPRs.
770 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
773 * regcprop.c (struct queued_debug_insn_change): New type.
774 (struct value_data_entry): Add debug_insn_changes field.
775 (struct value_data): Add n_debug_insn_changes field.
776 (debug_insn_changes_pool): New variable.
777 (free_debug_insn_changes, apply_debug_insn_changes,
778 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
779 (kill_value_one_regno): Call free_debug_insn_changes if needed.
780 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
782 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
784 (copyprop_hardreg_forward_1): Don't call apply_change_group for
785 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
786 changes, call cprop_find_used_regs via note_stores.
787 (copyprop_hardreg_forward): When copying vd from predecessor
788 which has any queued DEBUG_INSN changes, make sure the pointers are
789 cleared. At the end call df_analyze and then if there are any
790 DEBUG_INSN changes queued at the end of some basic block for still
791 live registers, apply them.
792 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
794 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
796 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
799 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
801 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
802 targets. Set the default with_cpu/with_arch from arch/cpu.
803 Allow x86-64 and native for with_cpu/with_arch.
805 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
807 * ebitmap.c: Change calls to verify_popcount with calls to
808 sbitmap_verify_popcount.
809 (ebitmap_clear_bit): Fixed map->cacheindex test and
810 map>cache update when bit clearing results in an empty
813 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
816 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
817 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
818 and support both V2DF and V2DI modes.
819 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
820 support both V2DF and V2DI modes.
821 (general): Delete trailing whitespace from a few patterns.
823 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
824 V2DF/V2DI interleave high/low builtins.
826 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
829 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
830 interleave high/low functions.
832 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
834 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
835 #pragma extern_prefix.
837 2010-02-25 Jakub Jelinek <jakub@redhat.com>
840 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
841 BLKmode, assert op0 is a MEM and just adjust its mode.
844 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
845 if bitpos isn't multiple of mode's bitsize.
847 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
849 * c.opt (-ftemplate-depth=): New.
850 (-ftemplate-depth-): Deprecate.
851 * optc-gen.awk: Handle -ftemplate-depth=.
852 * opth-gen.awk: Likewise.
853 * c-opts.c (c_common_handle_option): Likewise.
854 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
856 2010-02-24 Jason Merrill <jason@redhat.com>
858 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
860 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
862 * cfg.c (alloc_aux_for_block): Remove inline.
863 (alloc_aux_for_edge): Likewise.
865 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
867 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
869 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
871 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
872 * config/i386/sol2-gas.h: New file.
873 * config.gcc (i[34567]86-*-solaris2*): Use it.
875 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
878 * c-typeck.c (ep_convert_and_check): New.
879 (build_conditional_expr): Use it.
880 (build_binary_op): Likewise.
882 2010-02-24 Jakub Jelinek <jakub@redhat.com>
884 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
887 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
889 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
890 expr needs to have DECL_NAME set.
892 2010-02-24 Nick Clifton <nickc@redhat.com>
894 * config/mep/mep.c: Include gimple.h.
895 (mep_function_uses_sp): Delete unused function.
896 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
897 parameters. Use unsigned integers to count args. Return a
898 NULL_RTX instead of an error_mark_node. Toidy up formatting.
900 2010-02-23 Jakub Jelinek <jakub@redhat.com>
903 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
904 greater or equal to nelt instead of 2 * nelt.
905 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
908 2010-02-23 Jason Merrill <jason@redhat.com>
911 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
912 in cfun->local_decls even if they have register types.
915 * stor-layout.c (place_field): Don't warn about unnecessary
916 DECL_PACKED if the type is packed.
918 2010-02-23 Jakub Jelinek <jakub@redhat.com>
921 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
922 GOTOFF relocs, even when the base reg isn't pic pointer.
924 2010-02-23 Michael Matz <matz@suse.de>
927 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
928 (expand_gimple_basic_block): Generate and use debug temps if there
929 are debug uses left after the last real use of TERed ssa names.
930 Unlink debug immediate uses when they are expanded.
932 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
935 * config/i386/i386.c (override_options): Reorganise to provide
936 better error messages.
938 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
941 * graphite-scop-detection.c (create_single_exit_edge): Move
942 the call to find_single_exit_edge to....
943 (create_sese_edges): ...here. Don't handle multiple edges
944 exiting the function.
945 (build_graphite_scops): Don't handle multiple edges
946 exiting the function.
948 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
951 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
952 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
954 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
957 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
959 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
962 * c-typeck.c (convert_arguments): Print declaration location.
963 * c-common.c (validate_nargs): Rename as
964 builtin_function_validate_nargs.
965 (check_builtin_function_arguments): Update.
967 2010-02-22 Richard Guenther <rguenther@suse.de>
970 * tree-inline.c (declare_return_variable): Use the type of
971 the call stmt lhs if available.
973 2010-02-22 Duncan Sands <baldrick@free.fr>
975 * passes.c (register_pass): Always consider all pass lists when
976 ref_pass_instance_number is zero.
978 2010-02-22 Richard Guenther <rguenther@suse.de>
980 PR tree-optimization/42749
981 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
982 parameter. Do arithmetic in the original type.
983 (update_accumulator_with_ops): Likewise.
984 (adjust_accumulator_values): Adjust.
986 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
988 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
989 (QI to BLKmode splitter): New splitter.
991 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
993 * config/i386/i386.c (initial_ix86_tune_features): Turn on
994 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
996 2010-02-22 Richard Guenther <rguenther@suse.de>
998 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1000 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1002 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1003 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1004 ($(T)crti.o, $(T)crtn.o): Remove rules.
1006 2010-02-21 Tobias Burnus <burnus@net-b.de>
1009 * doc/invoke.texi (-fassociative-math): Document that this
1010 option is automatically enabled for Fortran.
1012 2010-02-20 David S. Miller <davem@davemloft.net>
1014 * configure.ac: Test if linker and assembler properly support
1015 GOTDATA_OP relocations.
1016 * configure: Rebuild.
1017 * config.in: Likewise.
1018 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1019 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1020 (movsi_high_pic): Likewise.
1021 (movdi_lo_sum_pic): Likewise.
1022 (movdi_high_pic): Likewise.
1023 (movsi_pic_gotdata_op): New pattern.
1024 (movdi_pic_gotdata_op): Likewise.
1025 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1026 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1028 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1031 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1032 attribute to ssemul.
1033 (xop_mulv2div2di3_high): Ditto.
1035 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1038 * c.opt (Wconversion-null): New option.
1039 * doc/invoke.texi (Wconversion-null): Document.
1041 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1043 * common.opt (Wlarger-than-): Add Undocumented.
1045 2010-02-19 Mike Stump <mikestump@comcast.net>
1047 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1049 2010-02-19 Jason Merrill <jason@redhat.com>
1052 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1053 * configure: Likewise.
1055 2010-02-20 Alan Modra <amodra@gmail.com>
1058 * cgraph.h (cgraph_make_decl_local): Declare.
1059 * cgraph.c (cgraph_make_decl_local): New function.
1060 (cgraph_make_node_local): Use it.
1061 * cgraphunit.c (cgraph_function_versioning): Likewise.
1062 * ipa.c (function_and_variable_visibility): Likewise.
1064 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1067 * except.c (sjlj_emit_function_enter): Don't call
1068 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1070 * rtl.h (add_reg_br_prob_note): Remove prototype.
1072 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1075 * c-common.c (conversion_warning): Remove widening conversions
1076 before checking the conversion of integers to reals.
1078 2010-02-19 Mike Stump <mikestump@comcast.net>
1081 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1084 * cgraphunit.c (process_function_and_variable_attributes): Check
1085 DECL_PRESERVE_P instead of looking up attribute "used".
1086 * ipa-pure-const.c (check_decl): Likewise.
1087 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1088 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1089 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1090 instead of attribute "used".
1091 * config/sol2-c.c (solaris_pragma_init): Likewise.
1092 (solaris_pragma_fini): Likewise.
1094 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1096 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1097 Use XCNEW instead of xcalloc.
1098 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1099 XNEW instead of xmalloc.
1100 (get_fields): Use XNEWVEC instead of xmalloc.
1103 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1104 populate vars array.
1105 (create_new_general_access): For debug stmts just reset value.
1106 (get_stmt_accesses): For accesses within debug stmts just record them
1107 using add_access_to_acc_sites instead of preventing the peeling or
1108 counting them as accesses.
1111 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1113 2010-02-19 Richard Guenther <rguenther@suse.de>
1115 PR tree-optimization/42916
1116 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1119 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1121 * configure.ac: Replace all uses of changequote in macro arguments
1122 with proper quoting.
1124 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1127 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1129 2010-02-19 Richard Guenther <rguenther@suse.de>
1131 PR tree-optimization/42944
1132 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1133 test for aliasing with errno.
1135 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1138 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1139 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1140 * dojump.c: Include output.h.
1141 (inv): New inline function.
1142 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1143 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1144 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1145 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1146 argument, pass it down to other calls.
1147 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1148 add REG_BR_PROB note to the conditional jump.
1149 * cfgexpand.c (add_reg_br_prob_note): Removed.
1150 (expand_gimple_cond): Don't call it, add the probability
1151 as last argument to jumpif_1/jumpifnot_1.
1152 * Makefile.in (dojump.o): Depend on output.h.
1153 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1155 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1156 * stmt.c (do_jump_if_equal): Likewise.
1157 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1158 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1159 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1161 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1162 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1163 jumpifnot_1 callers.
1164 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1166 (store_expr): Adjust jumpifnot caller.
1167 (store_constructor): Adjust jumpif caller.
1170 * gimplify.c (gimple_boolify): For __builtin_expect call
1171 gimple_boolify also on its first argument.
1173 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1175 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1177 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1178 * configure: Regenerated.
1180 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1182 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1183 lang_hooks.types_compatible_p instead of comptypes.
1185 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1187 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1188 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1189 if __prefer_thumb__ is defined.
1191 2010-02-18 Martin Jambor <mjambor@suse.cz>
1193 PR tree-optimization/43066
1194 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1195 array with zero-sized element type.
1197 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1199 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1200 rtx, allocate struct var_loc_node here and return it to the
1201 caller, and only if it is actually needed.
1202 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1203 move it earlier and return immediately if it returns NULL.
1205 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1207 * config/sparc/gas.h: New file. Restore
1208 TARGET_ASM_NAMED_SECTION to its ELF default.
1209 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1211 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1212 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1213 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1214 after sparc/sysv4.h.
1216 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1218 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1220 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1222 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1223 patterns from predicated pattern.
1225 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1228 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1229 for insn mnemonic suffix.
1231 2010-02-17 Richard Guenther <rguenther@suse.de>
1233 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1236 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1239 * caller-save.c (save_call_clobbered_regs): If BB ends with
1240 a DEBUG_INSN, move any notes in between last real insn and the last
1241 DEBUG_INSN after the last DEBUG_INSN.
1243 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1245 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1246 Fix return type. Fix argument type. Explain meaning of return value.
1248 2010-02-16 Richard Guenther <rguenther@suse.de>
1250 PR tree-optimization/41043
1251 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1252 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1254 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1256 2010-02-16 Ira Rosen <irar@il.ibm.com>
1258 PR tree-optimization/43074
1259 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1260 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1261 vectorizable cycles in hybrid SLP check.
1262 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1264 2010-02-16 Richard Guenther <rguenther@suse.de>
1266 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1267 (true_dependence): If memrefs_conflict_p computes must-alias
1268 trust it. Move TBAA check after offset-based disambiguation.
1269 (canon_true_dependence): Likewise.
1271 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1273 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1274 * doc/invoke.texi: Document it.
1275 * var-tracking.c: Include toplev.h and params.h.
1276 (vt_find_locations): Return bool indicating success. Compute
1277 hash sizes unconditionally. Check new parameter, report.
1278 (variable_tracking_main_1): Check vt_find_locations results and
1279 retry. Renamed from...
1280 (variable_tracking_main): ... this. New wrapper to preserve
1281 flag_var_tracking_assignments.
1282 * Makefile.in (var-tracking.o): Adjust dependencies.
1284 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1285 Jakub Jelinek <jakub@redhat.com>
1288 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1289 if weak_import attribute is present.
1290 * config/darwin.c (machopic_select_section): Likewise.
1292 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1294 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1295 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1296 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1297 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1299 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1301 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1304 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1305 Rewrite text to refer to the names.
1307 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1309 * config/i386/i386-builtin-types.def
1310 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1311 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1312 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1313 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1314 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1315 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1316 IX86_BUILTIN_VPERMIL2PS256.
1317 (MULTI_ARG_4_DF2_DI_I): Defined.
1318 (MULTI_ARG_4_DF2_DI_I1): Defined.
1319 (MULTI_ARG_4_SF2_SI_I): Defined.
1320 (MULTI_ARG_4_SF2_SI_I1): Defined.
1321 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1322 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1323 __builtin_ia32_vpermil2ps256.
1324 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1325 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1326 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1327 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1328 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1329 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1330 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1331 CODE_FOR_xop_vpermil2v8sf3.
1332 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1333 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1334 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1335 (_mm256_permute2_pd): New.
1336 (_mm_permute2_ps): New.
1337 (_mm256_permute2_ps): New.
1339 2010-02-15 Nick Clifton <nickc@redhat.com>
1341 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1342 boolean parameters. Use emit_jump_insn when emitting a pop
1343 instruction containing a return insn.
1344 (push): Use 'true' rather than '1' as second parameter to F.
1345 (h8300_expand_prologue): Likewise.
1346 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1347 (h8300_expand_epilogue): Likewise.
1349 2010-02-15 Richard Guenther <rguenther@suse.de>
1352 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1355 2010-02-15 Nick Clifton <nickc@redhat.com>
1357 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1360 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1362 * intl.c (fake_ngettext): New function.
1363 * intl.h (fake_ngettext): Declare.
1364 (ngettext): Define macro.
1365 * collect2.c (notice_translated): New function.
1366 (main): Use notice_translated and ngettext.
1367 * collect2.h (notice_translated): Declare.
1369 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1371 * reorg.c (delete_computation): Comment fixes.
1372 * caller-save.c (setup_save_areas): Idem.
1373 * sel-sched-dump.c (dump_lv_set): Idem.
1376 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1378 * config/s390/s390.c (s390_sched_init): New function.
1379 (TARGET_SCHED_INIT): Target hook defined.
1381 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1382 Jack Howarth <howarth@bromo.med.uc.edu>
1383 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1386 Partial revert of unintended change in fix for PR41605.
1387 * config/darwin.h: Fix typo.
1388 * config/darwin9.h: Same.
1390 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1392 * c-pch.c (pch_init): Clear v.
1394 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1397 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1398 graphite_can_represent_init for MULT_EXPR.
1400 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1404 * graphite-sese-to-poly.c (remove_phi): New.
1405 (translate_scalar_reduction_to_array): Call remove_phi.
1407 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1410 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1411 * graphite-clast-to-gimple.h (gloog): Update declaration.
1412 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1413 * graphite-poly.h (struct poly_bb): Add missing comments.
1414 (struct scop): Add poly_scop_p field.
1416 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1417 * graphite.c (graphite_transform_loops): Build the polyhedral
1418 representation for each scop before code generation.
1419 * sese.c (rename_variables_in_operand): Removed.
1420 (rename_variables_in_expr): Return the renamed expression.
1421 (rename_sese_parameters): New.
1422 * sese.h (rename_sese_parameters): Declared.
1424 2010-02-11 Richard Guenther <rguenther@suse.de>
1426 PR tree-optimization/42998
1427 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1428 POINTER_PLUS_EXPR properly.
1430 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1431 Changpeng Fang <changpeng.fang@amd.com>
1434 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1435 the cost of an IV candidate when the IV is used in a test against zero.
1437 * gcc.dg/tree-ssa/ivopts-3.c: New.
1439 2010-02-11 Richard Guenther <rguenther@suse.de>
1442 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1443 pointer-vs-decl case by swapping refs. Handle some cases
1444 of pointer-vs-decl disambiguations more conservatively.
1445 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1446 to false after expanding.
1448 2010-02-11 Richard Guenther <rguenther@suse.de>
1451 * gcc.c (process_command): Handle LTO file@offset case more
1454 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1456 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1457 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1459 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1461 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1462 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1463 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1464 Optimize eq/ne comparisons when both arguments are known to be
1466 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1467 Don't mask operands unnecessarily if they are known to be already
1470 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1472 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1475 2010-02-10 Richard Guenther <rguenther@suse.de>
1477 PR tree-optimization/43017
1478 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1479 for wrapping signed arithmetic.
1481 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1484 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1485 if no debug info should be emitted for it.
1487 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1489 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1490 note when flag_exceptions is set.
1492 2010-02-10 Duncan Sands <baldrick@free.fr>
1494 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1496 2010-02-10 Richard Guenther <rguenther@suse.de>
1499 * tree.c (get_unwidened): Handle constants.
1500 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1502 2010-02-10 Martin Jambor <mjambor@suse.cz>
1505 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1506 check for variable argument counts independently.
1508 2010-02-10 Christian Bruel <christian.bruel@st.com>
1511 * config/sh/sh.c (find_barrier): Increase length for non delayed
1512 conditional branches.
1514 2010-02-10 Christian Bruel <christian.bruel@st.com>
1516 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1518 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1520 * builtins.c (set_builtin_user_assembler_name): Also handle
1521 ffs if int is smaller than word.
1523 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1526 * ira-conflicts.c (get_dup): Remove.
1527 (process_reg_shuffles): Add new parameter. Use it as an
1528 additional guard for copy generation.
1529 (add_insn_allocno_copies): Rewrite.
1531 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1533 * common.opt (fsched2-use-traces): Preserved for backward
1535 * doc/invoke.texi: Remove the documentation about option
1536 -fsched2-use-traces.
1537 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1538 flag_sched2_use_traces.
1539 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1540 the backward compatibility flag section.
1542 2010-02-09 Richard Guenther <rguenther@suse.de>
1544 PR tree-optimization/43008
1545 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1546 make HEAP variables initialized from global memory if they
1547 are not known builtin functions.
1548 (find_func_aliases): Adjust.
1550 2010-02-09 Richard Guenther <rguenther@suse.de>
1552 PR tree-optimization/43000
1553 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1554 arithmetic manually.
1556 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1558 PR tree-optimization/42931
1559 * tree-loop-linear.c (try_interchange_loops): Don't call
1560 double_int_mul if estimated_loop_iterations failed.
1562 2010-02-08 Martin Jambor <mjambor@suse.cz>
1565 * tree-sra.c (build_accesses_from_assign): Do not mark in
1566 should_scalarize_away_bitmap if stmt has volatile ops.
1567 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1570 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1572 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1574 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1576 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1579 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1582 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1584 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1587 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1588 to unknown_dependence.
1589 (graphite_legal_transform_dr): Handle the unknown_dependence.
1590 (graphite_carried_dependence_level_k): Same.
1592 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1594 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1596 2010-02-07 Richard Guenther <rguenther@suse.de>
1599 * expr.c (get_inner_reference): Always initialize *pbitsize.
1601 2010-02-07 Richard Guenther <rguenther@suse.de>
1604 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1605 new ARRAY_REFs on variable size element or minimal index arrays.
1607 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1608 gimple_fold_indirect_ref.
1610 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1613 * arm.c (arm_override_options): Just return if the user has specified
1614 an invalid fpu name.
1616 2010-02-03 Jason Merrill <jason@redhat.com>
1619 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1620 i386_pe_maybe_record_exported_symbol.
1622 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1625 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1626 (pa_delegitimize_address): New function.
1628 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1630 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1631 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1633 2010-02-05 Richard Guenther <rguenther@suse.de>
1636 * lto-streamer-in.c (get_resolution): Deal with references
1637 to undefined functions.
1639 2010-02-05 Richard Guenther <rguenther@suse.de>
1641 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1642 (fold_const_aggregate_ref): Likewise.
1643 (ccp_fold_stmt): Substitute loads.
1644 (maybe_fold_reference): Verify types before substituting.
1646 (fold_gimple_assign): Unshare properly.
1647 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1649 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1651 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1652 for rs6000_gen_cell_microcode.
1654 2010-02-04 Richard Guenther <rguenther@suse.de>
1656 PR rtl-optimization/42952
1657 * dse.c (const_or_frame_p): Remove MEM handling.
1659 2010-02-04 Nick Clifton <nickc@redhat.com>
1661 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1662 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1663 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1664 (mn10300_asm_output_mi_thunk): New function.
1665 (mn10300_can_output_mu_thunk): New function.
1666 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1667 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1668 (FUNCTION_ARG): Delete incorrect comment.
1670 2010-02-03 Jason Merrill <jason@redhat.com>
1673 * fold-const.c (operand_equal_p): Handle erroneous types.
1675 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1677 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1679 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1681 PR rtl-optimization/42941
1682 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1685 2010-02-03 Jason Merrill <jason@redhat.com>
1688 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1690 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1693 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1694 (cselib_reset_table): Renamed from...
1695 (cselib_reset_table_with_next_value): ... this.
1696 (cselib_get_next_uid): Renamed from...
1697 (cselib_get_next_unknown_value): ... this.
1698 * cselib.c (next_uid): Renamed from...
1699 (next_unknown_value): ... this.
1700 (cselib_clear_table): Adjust.
1701 (cselib_reset_table): Adjust. Renamed from...
1702 (cselib_reset_table_with_next_value): ... this.
1703 (cselib_get_next_uid): Adjust. Renamed from...
1704 (cselib_get_next_unknown_value): ... this.
1705 (get_value_hash): Use hash.
1706 (cselib_hash_rtx): Likewise.
1707 (new_cselib_val): Adjust. Set and dump uid.
1708 (cselib_lookup_mem): Pass next_uid as hash.
1709 (cselib_subst_to_values): Likewise.
1710 (cselib_log_lookup): Dump uid.
1711 (cselib_lookup): Pass next_uid as hash. Adjust.
1712 (cselib_process_insn): Adjust.
1713 (cselib_init): Initialize next_uid.
1714 (cselib_finish): Adjust.
1715 (dump_cselib_table): Likewise.
1716 * dse.c (canon_address): Dump value uid.
1717 * print-rtl.c (print_rtx): Print value uid.
1718 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1720 (dv_uid): New function, sort of renamed from...
1721 (dv_htab_hash): ... this, reimplemented in terms of it and...
1722 (dv_uid2hash): ... this. New.
1723 (variable_htab_eq): Drop excess assertions.
1724 (tie_break_pointers): Removed.
1725 (canon_value_cmp): Compare uids.
1726 (variable_post_merge_New_vals): Print uids.
1727 (vt_add_function_parameters): Adjust.
1728 (vt_initialize): Reset table. Adjust.
1730 2010-02-03 Richard Guenther <rguenther@suse.de>
1732 PR tree-optimization/42944
1733 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1734 (call_may_clobber_ref_p_1): Likewise. Properly handle
1735 malloc and calloc clobbering errno.
1737 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1739 * doc/invoke.texi: Fix name of sched1 dump.
1741 * opts.c (decode_options): Set flag_tree_switch_conversion
1742 only conditionally on optimize >= 2.
1744 * gcse.c: Assorted comment fixes in pass description.
1746 2010-02-03 Anthony Green <green@moxielogic.com>
1748 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1749 nop padding in order to maintain alignment of storage location of
1750 target function address.
1751 (moxie_trampoline_init): Store target function address at newly
1753 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1755 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1757 2010-02-03 Richard Guenther <rguenther@suse.de>
1760 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1762 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1764 * config.gcc: Reenable check for obsolete targets.
1765 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1766 mips-sgi-irix6.[0-4]*.
1768 2010-02-02 Nick Clifton <nickc@redhat.com>
1770 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1771 constant size of 4 as being the same as 0.
1772 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1773 can take values in the range 0..4.
1775 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1778 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1779 as _darwin10_Unwind_FindEnclosingFunction().
1780 * libgcc-libsystem.ver: New.
1782 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1785 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1786 implicitly set registers.
1788 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1790 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1791 (arm_override_options): Allow automatic selection of the thread
1792 pointer register if thumb2.
1793 (legitimize_pic_address): Improve code sequences for Thumb2.
1794 (arm_call_tls_get_addr): Likewise.
1795 (legitimize_tls_address): Likewise.
1796 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1797 (pic_load_addr_32bit): ... this. New named pattern.
1798 * thumb2.md (pic_load_addr_thumb2): Delete.
1799 (pic_load_dot_plus_four): Delete.
1800 (tls_load_dot_plus_four): New named pattern.
1802 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1805 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1806 Document fix for TLS bug.
1808 2010-01-31 Richard Guenther <rguenther@suse.de>
1810 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1811 conservatively correct.
1813 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1817 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1819 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1821 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1823 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1825 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1827 * config.gcc: Adjust order of makefile fragments for mingw targets.
1829 2010-01-31 Richard Guenther <rguenther@suse.de>
1832 * gimplify.c (gimplify_init_constructor): For volatile LHS
1833 initialize a temporary.
1835 2010-01-31 Matthias Klose <doko@ubuntu.com>
1837 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1839 * configure: Regenerate.
1841 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1843 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1844 the same alias set and their sizes different constantness.
1845 (aliasing_component_refs_p): Revert 2009-10-24 change.
1847 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1849 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1852 2010-01-29 Richard Guenther <rguenther@suse.de>
1854 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1855 Assert we successfully updated the call.
1857 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1859 PR rtl-optimization/42889
1860 * df.h (df_set_bb_dirty_nonlr): New prototype.
1861 * df-core.c (df_set_bb_dirty_nonlr): New function.
1862 * df-scan.c (df_insn_rescan): Call it instead of
1863 df_set_bb_dirty for DEBUG_INSNs.
1865 2010-01-29 Richard Guenther <rguenther@suse.de>
1868 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1869 quadratic behavior in most cases.
1871 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1874 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1875 in the call to gen_x86_movsicc_0_m1.
1877 2010-01-28 Richard Guenther <rguenther@suse.de>
1879 PR tree-optimization/42871
1880 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1882 2010-01-28 Richard Guenther <rguenther@suse.de>
1884 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1885 into call arguments.
1887 2010-01-28 Richard Guenther <rguenther@suse.de>
1890 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1891 the forwarder if the destination is an EH landing pad.
1893 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1895 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1896 block list passed to gimple_duplicate_sese_tail.
1897 (parallelize_loops): Avoid parallelization when the function
1899 Avoid parallelization when the preheader is IRREDUCIBLE.
1900 Try to optimize when estimated_loop_iterations_int is unresolved.
1901 Add the loop's location to the dump file.
1902 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1903 (gimple_duplicate_sese_tail): Remove the check for the latch.
1904 Redirect nexits to the exit block.
1905 Remove handling of the incoming edges to the latch.
1906 Redirect the backedge from the copied latch to the exit bb.
1908 2010-01-28 Michael Matz <matz@suse.de>
1911 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1912 Wrap force_reg into a sequence, emit it before user.
1914 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1916 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1918 (arm_legacy_rev): Likewise.
1919 (thumb_legacy_rev): Likewise.
1921 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1923 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1924 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1925 on MEM's address failed, try avoid_constant_pool_reference and
1926 recurse if it returned something different.
1927 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1928 address, try avoid_constant_pool_reference and recurse if it
1929 returned something different.
1930 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1931 address and avoid_constant_pool_reference returned something
1932 different, don't set have_address.
1934 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1937 * var-tracking.c (val_store): Add modified argument, obey it.
1939 (count_uses): Move down logging of main.
1940 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1941 don't need resolution.
1942 (emit_notes_in_bb): Likewise.
1944 2010-01-27 Richard Guenther <rguenther@suse.de>
1947 * tree-inline.c (remap_decl): Delay remapping of SSA name
1948 default definitions until we need them.
1950 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1952 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1953 (rs6000_delegitimize_address): New function.
1955 * config/s390/s390.c (s390_delegitimize_address): Call
1956 delegitimize_mem_from_attrs.
1959 * tree-inline.c (cannot_copy_type_1): Removed.
1960 (copy_forbidden): Don't forbid copying of functions containing
1961 records/unions with variable length fields.
1963 2010-01-27 Christian Bruel <christian.bruel@st.com>
1967 * config/sh/sh.c (find_barrier): Increase length for non delayed
1968 conditional branches.
1970 2010-01-27 Matthias Klose <doko@ubuntu.com>
1972 * configure.ac (gnu-unique-object): Fix ldd version check.
1973 * configure: Regenerate.
1975 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1977 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1979 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1980 Test for HAVE_GNU_AS value.
1982 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1984 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1985 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1986 INT64_TYPE): Define.
1987 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1988 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1989 INT_LEAST64_TYPE): Define.
1990 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1991 UINT_LEAST64_TYPE): Define.
1992 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1993 INT_FAST64_TYPE): Define.
1994 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1995 UINT_FAST64_TYPE): Define.
1996 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1997 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1998 (SIG_ATOMIC_TYPE): Define.
2000 2010-01-26 Richard Guenther <rguenther@suse.de>
2002 * df-scan.c (df_scan_set_bb_info): Remove assert.
2003 (df_insn_rescan_debug_internal): Merge asserts.
2004 (df_install_ref): Likewise.
2005 (df_mark_reg): Use bitmap_set_range.
2006 (df_hard_reg_used_p): Remove assert.
2007 (df_hard_reg_used_count): Likewise.
2009 2010-01-26 Richard Guenther <rguenther@suse.de>
2011 PR rtl-optimization/42685
2012 * web.c (web_main): Ignore DEBUG_INSNs.
2014 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2016 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2018 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2019 Fix types of fndecl and arglist parameters.
2021 2010-01-26 Richard Guenther <rguenther@suse.de>
2024 * tree-eh.c (unsplit_eh): Skip debug insns.
2026 2010-01-26 Richard Guenther <rguenther@suse.de>
2028 PR tree-optimization/42250
2029 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2031 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2034 * omp-low.c (expand_omp_sections): Only use single_pred if
2035 l2_bb is single_pred_p.
2037 2010-01-25 Christian Bruel <christian.bruel@st.com>
2040 * config/sh/sh.c (find_barrier): Increase length for non delayed
2041 conditional branches.
2042 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2044 2010-01-24 David S. Miller <davem@davemloft.net>
2046 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2047 define if not using GAS.
2048 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2049 Likewise. Delete SECTION_MERGE code, which is only applicable
2052 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2055 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2056 mangling of va_list in system headers.
2058 2010-01-23 Toon Moene <toon@moene.org>
2060 * tree-predcom.c (combine_chains): Return NULL, not false.
2062 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2064 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2065 initialization of variable res to agree with return type.
2067 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2069 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2070 * tree-sra.c: Add include of expr.h.
2072 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2074 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2075 insert the debug stmt on the single non-EH edge from the stmt.
2077 2010-01-22 Richard Henderson <rth@redhat.com>
2080 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2081 the RHS until after generate_subtree_copies has insertted its
2082 code before the current statement.
2084 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2086 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2088 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2090 2010-01-21 Martin Jambor <mjambor@suse.cz>
2092 PR tree-optimization/42585
2093 * tree-sra.c (struct access): New field grp_total_scalarization.
2094 (dump_access): Dump the new field.
2095 (should_scalarize_away_bitmap): New variable.
2096 (cannot_scalarize_away_bitmap): Likewise.
2097 (sra_initialize): Allocate new bitmaps.
2098 (sra_deinitialize): Free new bitmaps.
2099 (create_access_1): New function.
2100 (create_access): Parts moved to create_access_1.
2101 (type_consists_of_records_p): New function.
2102 (completely_scalarize_record): Likewise.
2103 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2104 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2105 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2107 (analyze_all_variable_accesses): Completely scalarize small eligible
2110 2010-01-21 Martin Jambor <mjambor@suse.cz>
2112 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2114 2010-01-21 Andrew Haley <aph@redhat.com>
2116 * gcc.c (process_command): Move lang_specific_driver before
2117 setting cc_libexec_prefix.
2119 2010-01-21 Richard Guenther <rguenther@suse.de>
2122 * fold-const.c (negate_expr_p): Pretend only negative
2123 real constants are easily negatable.
2125 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2126 Jason Merrill <jason@redhat.com>
2128 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2129 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2130 * calls.c (initialize argument_information): Handle it.
2131 * c-common.c (handle_transparent_union_attribute): Use new name.
2132 * c-decl.c (finish_struct): Ditto.
2133 * c-typeck.c (type_lists_compatible_p): Ditto.
2134 (convert_for_assignment): Use new name and also handle record.
2135 * function.c (aggregate_value_p): Handle it.
2136 (pass_by_reference): Ditto.
2137 (assign_parm_data_types): Ditto.
2138 * print-tree.c (print_node): Ditto.
2139 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2140 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2141 * tree.c (first_field): New fn.
2143 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2146 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2147 even when linking statically, for now.
2149 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2152 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2153 without a cselib val.
2154 (count_uses): Accept MO_VAL_SET with no val on stores.
2155 (add_stores): Likewise.
2157 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2159 * var-tracking.c (check_value_val): Add a compile time assertion.
2160 (dv_is_decl_p): Simplify.
2161 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2162 gcc_assert if ENABLE_CHECKING.
2164 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2167 * var-tracking.c: Include tree-flow.h.
2168 (mem_dies_at_call): New.
2169 (dataflow_set_preserve_mem_locs): Use it.
2170 (dataflow_set_remove_mem_locs): Likewise.
2171 (dump_var): Renamed from dump_variable. Adjust all callers.
2172 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2173 * Makefile.in (var-tracking.o): Adjust deps.
2175 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2177 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2179 2010-01-20 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/42717
2182 * tree-ssa-dce.c (get_live_post_dom): Remove.
2183 (forward_edge_to_pdom): Take an arbitrary edge to copy
2184 degenerate PHI args from.
2185 (remove_dead_stmt): Use the first post-dominator even if it
2186 does not contain live statements as redirection destination.
2188 2010-01-20 Richard Guenther <rguenther@suse.de>
2190 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2192 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2194 * sel-sched.c (create_speculation_check): Remove set but not used
2196 (try_transformation_cache): Remove set but not used variable ds.
2197 (calculate_privileged_insns): Remove set but not used variables
2198 cur_insn and min_spec_insn.
2199 (find_best_expr): Remove set but not used variable avail_n.
2200 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2202 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2204 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2205 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2208 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2211 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2212 cpu types. Add support for *-sse3 cpu types.
2213 (x86_64-*-*): Ditto.
2215 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2218 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2219 argument, call initializer_constant_valid_p_1 instead of
2220 initializer_constant_valid_p, pass CACHE to it, return NULL
2221 immediately if first call returns NULL.
2222 (initializer_constant_valid_p_1): New function.
2223 (initializer_constant_valid_p): Use it.
2225 2010-01-20 Thomas Quinot <quinot@adacore.com>
2227 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2229 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2231 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2232 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2233 (loc_list_from_tree): Don't handle unsigned division. Handle
2234 signed modulo using DW_OP_{over,over,div,mul,minus}.
2235 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2236 modulo instead of signed.
2238 2010-01-20 DJ Delorie <dj@redhat.com>
2240 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2242 (h8300_emit_stack_adjustment): Propogate it.
2244 (h8300_expand_prologue): Likewise.
2245 (h8300_expand_epilogue): Likewise.
2247 2010-01-19 Michael Matz <matz@suse.de>
2249 PR tree-optimization/41783
2250 * tree-data-ref.c (toplevel): Include flags.h.
2251 (dump_data_dependence_relation): Also dump the inputs if the
2252 result will be unknown.
2253 (split_constant_offset_1): Look through some conversions.
2254 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2255 the offset from last element is too large.
2256 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2257 (reassociate_to_the_same_stmt): Handle vector registers.
2258 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2260 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2261 wide_prolog_niters argument, emit widening instructions.
2262 (vect_do_peeling_for_alignment): Adjust caller, use widened
2263 variant of the iteration cound.
2264 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2266 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2269 * config/arm/neon-testgen.m (emit_automatics): New parameter
2270 features. Adjust for Fixed_return_reg feature.
2271 (test_intrinsic): Call emit_automatics with new feature.
2272 * config/arm/neon.ml: Update copyright years.
2273 (features): New Fixed_return_reg feature.
2274 (ops): Update feature for Vget_low.
2276 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2278 PR tree-optimization/42719
2279 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2283 * fwprop.c (all_uses_available_at): Return false if def_set dest
2284 is a REG that is used in def_insn.
2286 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2288 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2290 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2293 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2295 * target.h (struct gcc_target) <secondary_reload>: Change type
2296 of last argument to secondary_reload_info *.
2298 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2301 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2302 memory references with unaligned offsets. Remove CQImode handling.
2303 (unaligned_memory_operand): Return 1 for memory references with
2304 unaligned offsets. Remove CQImode handling.
2306 2010-01-18 Richard Guenther <rguenther@suse.de>
2309 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2312 2010-01-18 Richard Guenther <rguenther@suse.de>
2314 PR tree-optimization/42781
2315 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2316 restrict processing only if the original variable was artificial.
2318 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2320 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2321 find number of popped argument bytes.
2323 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2324 Fix the text that describes the return value for invalid insns.
2326 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2328 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2329 Clarify what 'cost of the -dependence' is. Fix quoting.
2331 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2332 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2334 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2336 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2337 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2339 2010-01-17 Richard Guenther <rguenther@suse.de>
2342 * function.c (split_complex_args): Take a VEC to modify.
2343 (assign_parms_augmented_arg_list): Build a VEC instead of
2344 a chain of PARM_DECLs.
2345 (assign_parms_unsplit_complex): Take a VEC of arguments.
2346 Do not fixup unmodified parms.
2347 (assign_parms): Deal with the VEC.
2348 (gimplify_parameters): Likewise.
2350 2010-01-17 Richard Guenther <rguenther@suse.de>
2352 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2353 node existence check.
2354 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2355 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2356 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2357 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2358 (gimple_execute_on_growing_pred): Likewise.
2360 2010-01-17 Richard Guenther <rguenther@suse.de>
2362 PR tree-optimization/42773
2363 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2364 (compute_antic_aux): Likewise.
2365 (compute_partial_antic_aux): Likewise.
2367 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2370 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2373 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2375 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2378 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2379 Fix markup for strict argument.
2381 (TARGET_SCHED_REORDER2): Fix argument types.
2383 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2384 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2386 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2387 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2389 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2392 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2393 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2394 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2395 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2396 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2398 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2400 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2402 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2403 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2405 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2407 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2410 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2412 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2413 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2415 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2417 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2419 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2420 referring to it. Fix language.
2422 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2424 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2426 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2428 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2430 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2431 '@var{stream}. Remove stray 'and'.
2433 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2435 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2437 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2439 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2440 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2442 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2443 Fix description of return value.
2444 Rename argument "sz" to "len."
2446 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2447 Clarify meaning of 'true' return value.
2449 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2451 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2452 rep_mode versus mode_rep.
2454 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2456 (TARGET_BUILTIN_DECL): Fix name.
2458 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2460 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2462 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2464 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2466 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2468 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2471 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2472 Rename argument tm_fn to md_fn.
2474 (TARGET_OPTION_PRINT): Fix argument list.
2476 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2479 * config/i386/i386.c (ix86_fixup_binary_operands):
2480 Revert FMA4 fixup of operands.
2482 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2485 * Makefile.in (write_entries_to_file, install-plugin):
2486 Use \012 instead of \n with tr.
2488 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2490 * configure.ac (HAVE_AS_REF): New C macro.
2491 * configure: Regenerate.
2492 * config.in: Likewise.
2493 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2495 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2498 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2500 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2502 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2504 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2506 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2508 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2510 (TARGET_BINDS_LOCAL_P): Fix argument type.
2512 (TARGET_ASM_FILE_END): Use prototype.
2514 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2516 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2518 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2520 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2522 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2523 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2525 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2526 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2528 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2529 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2530 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2531 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2533 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2535 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2537 (TARGET_INIT_BUILTINS): Use prototype.
2539 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2540 Put 'const char *' in braces. Fix parameter types.
2541 (TARGET_INVALID_CONVERSION): Fix parameter types.
2542 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2543 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2545 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2548 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2550 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2552 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2554 * doc/tm.texi (TARGET_HELP): Fix return type.
2556 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2557 in braces. Fix argument types.
2559 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2561 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2563 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2565 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2566 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2568 (TARGET_MANGLE_TYPE): Fix argument types.
2570 (TARGET_IRA_COVER_CLASSES): Use prototype.
2572 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2574 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2576 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2578 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2580 (TARGET_CALLEE_COPIES): Fix argument types.
2582 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2584 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2586 (TARGET_FUNCTION_VALUE): Fix argument types.
2588 (TARGET_RETURN_IN_MSB): Fix argument type.
2590 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2592 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2594 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2596 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2597 agree with return type.
2599 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2601 2010-01-15 Jing Yu <jingyu@google.com>
2603 PR rtl-optimization/42691
2604 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2605 a pseudo to a constant and are merged, and adjust comments.
2607 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2609 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2611 2010-01-15 Richard Guenther <rguenther@suse.de>
2614 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2615 labels of computed or non-local gotos to the destination.
2616 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2617 landing pad label is the first label.
2619 2010-01-15 Richard Guenther <rguenther@suse.de>
2621 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2623 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2626 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2627 to allow generation of the xssqrtdp instruction on power7.
2628 (sqrtdf2_fpr): Ditto.
2630 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2633 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2634 functions with noreturn attribute.
2637 * varasm.c (declare_weak): Add weak attribute to decl if it
2638 doesn't have one already.
2639 (assemble_external): Only add decls to weak_decls if they also
2640 have weak attribute.
2642 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2644 * var-tracking.c (var_reg_delete): Don't delete the association
2645 between REGs and values or one-part variables if the register
2648 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2651 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2652 because its first operand is a non-localized variable.
2654 2010-01-14 Martin Jambor <mjambor@suse.cz>
2656 PR tree-optimization/42706
2657 * tree-sra.c (encountered_recursive_call): New variable.
2658 (encountered_unchangable_recursive_call): Likewise.
2659 (sra_initialize): Initialize both new variables.
2660 (callsite_has_enough_arguments_p): New function.
2661 (scan_function): Call decl and flags check only for IPA-SRA, check
2662 whether there is a recursive call and whether it has enough arguments.
2663 (all_callers_have_enough_arguments_p): New function.
2664 (convert_callers): Look for recursive calls only when
2665 encountered_recursive_call is set.
2666 (ipa_early_sra): Bail out either if
2667 !all_callers_have_enough_arguments_p or
2668 encountered_unchangable_recursive_call.
2670 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2672 * sel-sched.c: Add 2010 to copyright years.
2673 * sel-sched-ir.c: Likewise.
2674 * sel-sched-ir.h: Likewise.
2676 2010-01-14 Martin Jambor <mjambor@suse.cz>
2678 PR tree-optimization/42714
2679 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2680 constructors specially.
2682 2010-01-14 Andi Kleen <ak@linux.intel.com>
2684 * config/i386/drivers-i386.c (detect_caches_intel):
2685 Add l2sizekb parameter and fill in.
2686 (host_detect_local_cpu): Add l2sizekb, fill in.
2687 Add Atom small cache heuristic.
2689 2010-01-14 Andi Kleen <ak@linux.intel.com>
2691 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2692 Add level3 parameter and fill in.
2693 (detect_caches_intel): Handle level3 cache.
2695 2010-01-14 Andi Kleen <ak@linux.intel.com>
2697 * config/i386/drivers-i386.c (host_detect_local_cpu):
2698 Fix core duo detection.
2700 2010-01-14 Andi Kleen <ak@linux.intel.com>
2702 * config/i386/drivers-i386.c (host_detect_local_cpu):
2705 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2707 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2708 (rs6000_variable_issue_1): this. Use...
2709 (rs6000_variable_issue): here. Reimplement. Print debug info.
2711 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2713 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2714 sel_restore_notes. Update all callers. Call reemit_notes
2717 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2719 PR rtl-optimization/42246
2720 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2723 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2725 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2726 all successors is the same as number of successors in current region.
2728 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2730 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2731 to rename is not separable. Otherwise check that its LHS is not NULL.
2733 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2735 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2737 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2739 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2740 available registers when failed to discover LHS register class.
2741 Fix indentation. Update comment.
2743 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2744 Alexander Monakov <amonakov@ispras.ru>
2746 PR rtl-optimization/42389
2747 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2749 (advance_state_on_fence): Likewise.
2750 (sel_target_adjust_priority): Print debug output only when
2751 sched_verbose >= 4, not 2.
2752 (get_expr_cost): Do not issue all unique insns on the next cycle.
2753 (fill_insns): Initialize can_issue_more from the value saved
2755 * sel-sched-ir.c (flist_add): New parameter issue_more.
2756 Init FENCE_ISSUE_MORE with it.
2757 (merge_fences): Likewise.
2758 (init_fences): Update call to flist_add.
2759 (add_to_fences, add_clean_fence_to_fences)
2760 (add_dirty_fence_to_fences): Likewise.
2761 (move_fence_to_fences): Update call to merge_fences.
2762 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2764 * sel-sched-ir.h (struct _fence): New field issue_more.
2765 (FENCE_ISSUE_MORE): New accessor macro.
2767 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2769 PR rtl-optimization/42388
2770 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2771 that have no predecessors nor successors. Do not call move_bb_info
2772 for empty blocks outside of current region.
2774 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2776 PR rtl-optimization/42294
2777 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2778 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2779 originators' originators.
2781 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2783 PR rtl-optimization/39453
2784 PR rtl-optimization/42246
2785 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2787 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2789 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2790 Alexander Monakov <amonakov@ispras.ru>
2793 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2794 (maybe_tidy_empty_bb): ... here. Make static. Add new
2795 argument. Update all callers.
2796 (tidy_control_flow): ... and here. Recompute topological order
2797 of basic blocks in region if necessary.
2798 (sel_redirect_edge_and_branch): Change return type. Return true
2799 if topological order might have been invalidated.
2800 (purge_empty_blocks): Export and move from...
2801 * sel-sched.c (purge_empty_blocks): ... here.
2802 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2803 (maybe_tidy_empty_bb): Delete prototype.
2804 (purge_empty_blocks): Declare.
2806 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2808 PR rtl-optimization/42249
2809 * sel-sched.c (try_replace_dest_reg): When chosen register
2810 and original register is the same, do not bail out early, but
2811 still check all original insns for validity of replacing destination
2812 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2815 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2818 Port from no-undefined-overflow branch:
2819 2009-03-09 Richard Guenther <rguenther@suse.de>
2821 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2823 2010-01-14 Richard Guenther <rguenther@suse.de>
2826 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2828 2010-01-14 Ira Rosen <irar@il.ibm.com>
2830 PR tree-optimization/42709
2831 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2832 as scalar type in creation of constant vector operand.
2834 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2837 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2838 (check-parallel-%): Match `testsuite' directory component only
2841 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2843 PR translation/39521
2844 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2847 2010-01-13 Richard Guenther <rguenther@suse.de>
2849 PR tree-optimization/42730
2850 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2853 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2856 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2857 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2860 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2862 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2863 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2864 ___umulsi3_highpart.
2866 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2867 rather than schedule_insns if the pass is enabled.
2869 2010-01-13 Martin Jambor <mjambor@suse.cz>
2871 PR tree-optimization/42704
2872 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2875 2010-01-13 Martin Jambor <mjambor@suse.cz>
2877 PR tree-optimization/42703
2878 * tree-sra.c (analyze_access_subtree): Check that we can build a
2879 reference to the original data within the aggregate.
2881 2010-01-13 Richard Guenther <rguenther@suse.de>
2883 PR tree-optimization/42705
2884 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2886 2010-01-13 Richard Guenther <rguenther@suse.de>
2889 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2891 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2894 * var-tracking.c (values_to_unmark): New variable.
2895 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2896 values_to_unmark vector. Moved body to...
2897 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2898 instead queue it into values_to_unmark vector.
2899 (vt_find_locations): Free values_to_unmark vector.
2901 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2903 * config/s390/s390.c (override_options): Set
2904 default of max-pending-list-length to 256
2906 2010-01-13 Richard Guenther <rguenther@suse.de>
2909 * tree-pass.h (PROP_gimple_lcx): New.
2910 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2911 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2912 before the final cleanup_eh.
2913 (dump_properties): Dump PROP_gimple_lcx.
2914 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2915 (tree_lower_complex_O0): Remove.
2916 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2917 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2918 tree_lower_complex, schedule TODO_update_ssa.
2919 * lto-streamer-out.c (output_function): Stream the functions
2921 * lto-streamer-in.c (input_function): Likewise.
2922 (lto_read_body): Do not override them here.
2924 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2927 * c-typeck.c (build_c_cast): Fold value cast to union type before
2928 wrapping it in a CONSTRUCTOR.
2930 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2932 PR rtl-optimization/42699
2933 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2936 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2938 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2939 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2940 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2941 SUBTARGET_WARN_UNUSED_SPEC): ... here
2942 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2944 2010-01-12 Julian Brown <julian@codesourcery.com>
2946 * config/arm/neon-schedgen.ml (Utils): Don't try to
2947 open missing module.
2948 (find_with_result): New.
2950 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2953 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2954 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2956 PR tree-optimization/42645
2957 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2958 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2959 decl_map, set processing_debug_stmt to -1 and return name without
2962 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2964 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2965 binutils version, and reword target configuration description.
2967 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2969 * config/avr/avr.h (LINKER_NAME): Remove.
2971 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2974 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2975 that support VSX, warn for -mno-altivec if vsx is not disabled,
2978 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2979 Shujing Zhao <pearly.zhao@oracle.com>
2981 PR translation/42469
2982 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2983 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2984 character between option name and help text.
2985 * c.opt (imultilib): Likewise.
2987 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2989 * lto-streamer-out.c (output_unreferenced_globals): Output static
2992 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2994 PR rtl-optimization/42621
2995 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2996 optimizing for size.
2997 (duplicate_computed_gotos): Remove now-redundant check.
2999 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3002 * configure.ac: Save and restore LDFLAGS and LIBS
3003 * configure: Regenerate.
3005 2010-01-10 Richard Guenther <rguenther@suse.de>
3008 * builtins.c (fold_builtin_strlen): Add type argument and
3009 convert the resulting length to it.
3010 (fold_builtin_1): Adjust.
3012 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3014 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3015 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3017 (num_insns_constant_wide): Adjust for that change.
3019 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3022 * web.c (union_defs): Add used argument, to combine uses of
3024 (entry_register): Adjust type and tests of used argument.
3025 (web_main): Widen used for new use. Pass it to union_defs.
3026 * df.h (union_defs): Adjust prototype.
3028 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3031 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3032 uses in new incoming argument. Free body.
3033 (reset_debug_uses_in_loop): New.
3034 (analyze_insn_to_expand_var): Call the latter if the former found
3035 anything. Fix whitespace. Reject invalid dest overlaps before
3036 going through all insns in the loop.
3038 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3041 * haifa-sched.c (dying_use_p): Debug insns don't count.
3043 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3046 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3047 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3048 (verify_gimple_call): Reject LHS in noreturn calls.
3050 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3054 * tree-vect-loop-manip.c (adjust_info): New type.
3055 (adjust_vec): New pointer to vector.
3056 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3057 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3058 (slpeel_update_phis_for_duplicate_loop): Use them.
3059 (slpeel_update_phi_nodes_for_guard1): Likewise.
3060 (slpeel_update_phi_nodes_for_guard2): Likewise.
3061 (slpeel_tree_peel_loop_to_edge): Likewise.
3062 (vect_update_ivs_after_vectorizer): Likewise.
3064 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3066 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3067 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3069 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3071 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3072 bogus uninitialized warning.
3074 2010-01-09 Richard Guenther <rguenther@suse.de>
3077 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3078 the evolution is compatible with the initial condition.
3080 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3082 * gcc.c (process_command): Update copyright notice dates.
3083 * gcov.c (print_version): Likewise.
3084 * gcov-dump.c (print_version): Likewise.
3085 * mips-tfile.c (main): Likewise.
3086 * mips-tdump.c (main): Likewise.
3088 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3091 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3093 (rotlhi3_8): Delete.
3095 (rotlsi3_8): Delete.
3096 (rotlsi3_16): Delete.
3097 (rotlsi3_24): Delete.
3099 (*rotw<mode>3): New.
3100 (*rotb<mode>3): New.
3101 * config/avr/avr.c (avr_rotate_bytes): New function.
3102 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3104 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3107 * configure.ac: Modify -rdynamic check.
3108 * configure: Regenerate.
3110 2010-01-08 DJ Delorie <dj@redhat.com>
3112 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3113 register popping order.
3115 2010-01-08 Richard Guenther <rguenther@suse.de>
3118 * c.opt (fsigned-char): Also let LTO handle this option.
3119 (funsigned-char): Likewise.
3121 2010-01-07 Richard Guenther <rguenther@suse.de>
3123 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3124 (gimple_op): Likewise.
3125 (gimple_op_ptr): Likewise.
3126 (gimple_assign_set_lhs): Remove gcc_assert.
3127 (gimple_assign_set_rhs1): Likewise.
3128 (gimple_assign_set_rhs2): Likewise.
3129 (gimple_call_set_lhs): Likewise.
3130 (gimple_call_set_fn): Likewise.
3131 (gimple_call_set_fndecl): Likewise.
3132 (gimple_call_fndecl): Likewise.
3133 (gimple_call_return_type): Likewise.
3134 (gimple_call_set_chain): Likewise.
3135 (gimple_call_num_args): Likewise.
3136 (gimple_call_set_arg): Likewise.
3137 (gimple_cond_set_code): Likewise.
3138 (gimple_cond_set_lhs): Likewise.
3139 (gimple_cond_set_rhs): Likewise.
3140 (gimple_cond_set_true_label): Likewise.
3141 (gimple_cond_set_false_label): Likewise.
3142 (gimple_label_set_label): Likewise.
3143 (gimple_goto_set_dest): Likewise.
3144 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3145 (gimple_debug_bind_get_value): Likewise.
3146 (gimple_debug_bind_get_value_ptr): Likewise.
3147 (gimple_debug_bind_set_var): Likewise.
3148 (gimple_debug_bind_set_value): Likewise.
3149 (gimple_debug_bind_reset_value): Likewise.
3150 (gimple_debug_bind_has_value_p): Likewise.
3151 (gimple_return_retval_ptr): Remove gcc_assert.
3152 (gimple_return_retval): Likewise.
3153 (gimple_return_set_retval): Likewise.
3154 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3155 (safe_referenced_var_iterator): Remove.
3156 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3157 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3158 (fill_referenced_var_vec): Remove.
3159 (first_readonly_imm_use): Remove redundant gcc_assert.
3160 (phi_arg_index_from_use): Combine gcc_asserts.
3161 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3162 (first_imm_use_stmt): Remove redundant gcc_assert.
3163 * tree-cfg.c (verify_gimple_call): Verify function and chain
3164 operands. Verify arguments.
3165 (verify_types_in_gimple_stmt): Verify condition code and labels.
3167 2010-01-07 Richard Guenther <rguenther@suse.de>
3169 PR tree-optimization/42641
3170 * sese.c (rename_map_elt_info): Use the SSA name version, do
3173 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3175 PR tree-optimization/42625
3176 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3177 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3179 2010-01-07 Duncan Sands <baldrick@free.fr>
3181 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3183 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3186 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3187 note itself is not function_invariant_p.
3189 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3191 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3192 Do not add the DF_NOTE problem.
3193 * store-motion.c (execute_rtl_store_motion): Likewise.
3195 2010-01-07 Martin Jambor <mjambor@suse.cz>
3197 PR tree-optimization/42157
3198 * tree-sra.c (compare_access_positions): Stabilize sort if both
3199 accesses have integer types, return zero immediately if they are the
3202 2010-01-06 Richard Henderson <rth@redhat.com>
3205 * haifa-sched.c (add_to_note_list): Merge into ...
3206 (concat_note_lists): ... here, and ...
3207 (unlink_other_notes, rm_other_notes): Merge into...
3208 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3209 NOTE_INSN_EPILOGUE_BEG.
3211 2010-01-06 Richard Guenther <rguenther@suse.de>
3213 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3214 not inline regular functions into always-inline functions.
3216 2010-01-06 Nick Clifton <nickc@redhat.com>
3218 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3219 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3221 (OVERRIDE_OPTIONS): Delete.
3222 (OPTIMIZATION_OPTIONS): Define.
3223 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3224 * config/rx/rx.c (rx_handle_option): Issue an error message if
3225 -mcpu=rx200 and -fpu are used together.
3226 (rx_set_optimization_options): New function. Issue an error
3227 message if an optimization attribute attempts to reset the FPU/
3228 math optimization pairing.
3229 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3230 * config/rx/rx.opt: Set the default to 32-bit doubles.
3231 * config/rx/t-rx: Add multilibs for -nofpu option.
3232 * doc/invoke.texi: Update documentation of RX options.
3234 2010-01-06 Richard Guenther <rguenther@suse.de>
3236 * tree-ssa-pre.c (name_to_id): New global.
3237 (alloc_expression_id): Simplify SSA name handling.
3238 (lookup_expression_id): Likewise.
3239 (init_pre): Zero name_to_id.
3240 (fini_pre): Free it.
3242 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3244 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3246 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3249 * config/i386/sse.md (smaxv2di3): New.
3250 (umaxv2di3): Likewise.
3251 (sminv2di3): Likewise.
3252 (uminv2di3): Likewise.
3254 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3257 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3258 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3259 (legitimize_tls_address): Likewise.
3260 (sparc_tls_referenced_p): Likewise.
3261 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3262 and adjust calls to legitimize_pic_address.
3263 (legitimate_constant_p) Use sparc_tls_referenced_p.
3264 (legitimate_pic_operand_p): Likewise.
3265 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3266 (sparc_tls_symbol_ref_1): Delete.
3267 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3268 (legitimize_tls_address): Make static, handle CONST patterns.
3269 (legitimize_pic_address): Make static, remove unused parameter and
3270 adjust recursive calls.
3271 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3272 and adjust call to legitimize_pic_address.
3273 (sparc_output_mi_thunk): Likewise.
3275 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3276 H.J. Lu <hongjiu.lu@intel.com>
3279 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3280 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3281 operands to make them signed.
3284 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3287 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3288 GTU to GT for V4SI and V2DI.
3290 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3291 (umin<mode>3): Removed.
3293 (uminv4si3): Likewise.
3295 2010-01-05 Martin Jambor <mjambor@suse.cz>
3297 PR tree-optimization/42462
3298 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3299 current_function_decl to helper functions and macros.
3301 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3304 * flags.h: Don't include real.h.
3305 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3306 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3307 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3308 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3309 * dominance.c: Update copyright.
3310 * gimple.c (walk_gimple_op): Remove inline.
3311 * tree-ssa-reassoc.c: Include real.h.
3312 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3313 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3315 2010-01-05 Nick Clifton <nickc@redhat.com>
3317 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3318 register to push into the stack frame when the accumulator has to
3319 be saved during interrupts.
3321 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3323 * doc/invoke.texi: Remove the documentation about option
3325 * common.opt (Wunreachable-code): Preserved for backward
3327 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3328 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3329 the backward compatibility flag section.
3331 2010-01-05 Richard Guenther <rguenther@suse.de>
3333 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3335 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3338 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3340 PR tree-optimization/42508
3341 * tree-sra.c (convert_callers): Check for recursive call
3342 by comparing cgraph nodes instead of decls.
3343 (modify_function): Call ipa_modify_formal_parameters also
3344 on all same_body aliases.
3346 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3347 cgraph nodes when checking for same_body aliases.
3349 2010-01-05 Richard Guenther <rguenther@suse.de>
3351 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3352 allocation and lookup.
3353 (get_or_alloc_expr_for_constant): Likewise.
3354 (phi_translate): Sink allocation.
3356 2010-01-04 Richard Guenther <rguenther@suse.de>
3358 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3359 a new entry only if needed.
3360 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3361 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3363 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3365 (phi_translate): Handle CONSTANTs early.
3367 2010-01-04 Martin Jambor <mjambor@suse.cz>
3369 PR tree-optimization/42398
3370 * tree-sra.c (struct access): Removed flag grp_different_types.
3371 (dump_access): Do not dump the removed flag.
3372 (sort_and_splice_var_accesses): Do not set the removed flag.
3373 (sra_modify_expr): Check for type compatibility directly.
3375 2010-01-04 Martin Jambor <mjambor@suse.cz>
3377 PR tree-optimization/42366
3378 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3379 edges with variable number of parameters.
3380 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3381 flag instead of asserting it.
3382 (ipa_read_node_info): Read uses_analysis_done flag.
3384 2010-01-04 Richard Guenther <rguenther@suse.de>
3386 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3387 iterative_hash_* as intended.
3388 (vn_reference_compute_hash): Likewise. Simplify hashing
3390 (vn_reference_lookup_2): Likewise.
3391 (vn_nary_op_compute_hash): Likewise.
3392 (vn_phi_compute_hash): Likewise.
3393 (expressions_equal_p): Remove strange code.
3394 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3395 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3396 (bitmap_insert_into_set_1): Take value-id as parameter.
3397 (add_to_value): Pass it.
3398 (bitmap_insert_into_set): Likewise.
3399 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3401 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3404 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3405 (do_self_spec): For switches with SWITCH_IGNORE set set also
3406 SWITCH_IGNORE_PERMANENTLY.
3407 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3410 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3412 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3413 tree of an unreferenced global var.
3415 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3418 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3419 GTU to GT for V4SI and V2DI.
3421 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3422 (umin<mode>3): Removed.
3424 (uminv4si3): Likewise.
3426 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3429 * collect2.c (main): Turn on trace in collect2 if -v is passed
3432 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3434 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3435 description of expression operand.
3437 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3439 * configure.ac: Add install-html to target_list for Make-hooks.
3440 * configure: Regenerate.
3441 * fortran/Make-lang.in (F95_HTMLFILES): New.
3442 (fortran.html): Use it.
3443 (fortran.install-html): New.
3444 * Makefile.in (install-html): Add lang.install-html.
3445 * java/Make-lang.in (JAVA_HTMLFILES): New.
3446 (java.html): Use it.
3447 (java.install-html): New.
3448 * objc/Make-lang.in (objc.install-html): New.
3449 * objcp/Make-lang.in (obj-c++.install-html): New.
3450 * cp/Make-lang.in (c++.install-html): New.
3451 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3452 * lto/Make-lang.in (lto.install-html): New.
3454 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3457 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3459 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3461 PR rtl-optimization/41862
3462 * store-motion.c (store_killed_in_insn, compute_store_table,
3463 remove_reachable_equiv_notes, replace_store_insn,
3464 build_store_vectors): Ignore all DEBUG_INSNs.
3466 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3469 * common.opt: Add dumpdir.
3471 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3473 (option_map): Add --dumpdir.
3475 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3477 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3479 * opts.c (decode_options): Try dump_dir_name first if
3480 dump_base_name isn't an absolute path.
3481 (common_handle_option): Handle OPT_dumpdir.
3483 * toplev.c (dump_dir_name): New.
3484 (print_switch_values): Also ignore -dumpdir.
3486 * toplev.h (dump_dir_name): New.
3488 2010-01-03 Richard Guenther <rguenther@suse.de>
3490 PR tree-optimization/42589
3491 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3492 double-word expansion of bswap32.
3494 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3496 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3497 with BLOCK_FOR_INSN.
3498 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3499 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3500 noce_process_if_block): Likewise.
3501 * gcse.c (compute_local_properties, insert_expr_in_table,
3502 insert_set_in_table, canon_list_insert, find_avail_set,
3503 pre_insert_copy_insn): Likewise.
3505 * basic-block.h (BLOCK_NUM): Move from here...
3506 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3508 2010-01-03 Richard Guenther <rguenther@suse.de>
3510 PR tree-optimization/42438
3511 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3512 contains_may_not_return_call flag.
3513 (BB_MAY_NOTRETURN): New.
3514 (valid_in_sets): Trapping nary operations are not valid
3515 in blocks that may not return.
3516 (insert_into_preds_of_block): Remove check for trapping expressions.
3517 (compute_avail): Compute also BB_MAY_NOTRETURN.
3519 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3521 * doc/invoke.texi: Add 2010 to copyright years.
3523 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3525 * config/sparc/sparc.c: Fix formatting nits.
3527 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3528 Alexander Monakov <amonakov@ispras.ru>
3530 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3532 2010-01-02 Richard Guenther <rguenther@suse.de>
3535 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3536 (simplify_switch_using_ranges): Mark to be removed edges
3539 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3541 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3543 * collect2.c (scan_libraries): Add missing argument in call to
3546 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3549 * config/alpha/predicates.md (aligned_memory_operand): Return false
3551 (unaligned_memory_operand): Return true for CQImode.
3552 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3553 doesn not cross aligned SImode word boundary.
3555 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3557 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3559 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3560 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3562 2010-01-02 Richard Guenther <rguenther@suse.de>
3565 * toplev.c (compile_file): Emit LTO marker properly. Change
3567 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3569 2010-01-01 Richard Guenther <rguenther@suse.de>
3572 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3574 2010-01-01 Richard Guenther <rguenther@suse.de>
3577 * c-decl.c (grokdeclarator): For zero-size arrays force
3578 structural equality checks as layout_type does.
3580 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3582 * builtins.c: Update copyright to 2010.
3584 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3587 * lto-streamer-out.c (produce_asm): Revert the last change.
3588 (copy_function): Likewise.
3590 * lto-streamer.c (lto_get_section_name): Skip any leading
3593 2010-01-01 Richard Guenther <rguenther@suse.de>
3596 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3600 Copyright (C) 2010 Free Software Foundation, Inc.
3602 Copying and distribution of this file, with or without modification,
3603 are permitted in any medium without royalty provided the copyright
3604 notice and this notice are preserved.