1 2010-03-11 Chris Demetriou <cgd@google.com>
3 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4 include/stdint-gcc.h, and include/stdint.h world-readable.
6 2010-03-11 Richard Guenther <rguenther@suse.de>
8 PR tree-optimization/43255
9 * tree-vrp.c (process_assert_insertions_for): Do not insert
10 asserts for trivial conditions.
12 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14 PR tree-optimization/43280
15 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number generation.
16 Move calculation of size out of the if branch.
17 (find_bswap): Modify compare number generation.
19 2010-03-11 Richard Guenther <rguenther@suse.de>
22 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
23 (input_gimple_stmt): Fixup handled component types during
24 operand read. Also fix up decls in ADDR_EXPRs.
26 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
28 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
29 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
31 2010-03-10 Jan Hubicka <jh@suse.cz>
34 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
35 * varasm.c (get_variable_section): Don't do that here...
36 (make_decl_rtl): ... and here.
37 (do_assemble_alias): Produce decl RTL.
38 (assemble_alias): Likewise.
40 2010-03-10 Jakub Jelinek <jakub@redhat.com>
43 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
44 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
46 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
47 (based_loc_descr): Only express drap or vdrap regno based expressions
48 using DW_OP_fbreg when not optimizing.
49 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
50 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
51 REG_CFA_SET_VDRAP note.
53 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
55 PR tree-optimization/43236
56 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
57 error in calculation of base address in reverse iteration case.
58 (generate_builtin): Take number of latch executions if the statement
61 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
64 * tree-eh.c: Include pointer-set.h.
65 (lower_eh_dispatch): Filter out duplicate case labels and
66 remove the unneeded edge when the label is unused. Return
67 true when some edges are removed.
68 (execute_lower_eh_dispatch): When any lowering resulted in
69 removing an edge, also delete unreachable blocks.
71 2010-03-10 Jakub Jelinek <jakub@redhat.com>
74 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
75 UNSPEC_MACHOPIC_OFFSET.
77 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
80 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
81 (m68k_delegitimize_address): New function.
83 2010-03-09 Jakub Jelinek <jakub@redhat.com>
86 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
89 * var-tracking.c (adjust_sets): New function.
90 (count_with_sets, add_with_sets): Use it.
91 (get_adjusted_src): New inline function.
95 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
96 call cselib_dummy_expand_value_rtx_cb instead of
97 cselib_expand_value_rtx_cb.
100 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
101 * config/i386/i386.c: Include debug.h and dwarf2out.h.
102 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
103 and .cfi_endproc around the pic thunks.
104 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
105 all queued unwind info register saves are saved before the call.
106 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
107 considered as sp-=4 for unwind info and the pop as sp+=4 which
108 also clobbers dest, but doesn't actually restore it.
111 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
114 2010-03-09 Jie Zhang <jie@codesourcery.com>
116 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
117 whitespaces in output template.
119 2010-03-09 Jie Zhang <jie@codesourcery.com>
121 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
124 2010-03-08 Jakub Jelinek <jakub@redhat.com>
126 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
127 builtins.exp in a separate job.
129 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
131 * graphite-sese-to-poly.c (add_param_constraints): Use
132 lower_bound_in_type and upper_bound_in_type.
134 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
136 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
137 instead of unsigned_type_node.
139 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
140 Reza Yazdani <reza.yazdani@amd.com>
143 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
144 on pointer type parameters.
146 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
150 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
151 handle conversions from pointer to integers.
152 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
153 induction variable, to be able to work with code generated by
155 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
156 (build_poly_scop): Bail out if we cannot codegen a loop.
158 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
160 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
161 code generation with gloog_error.
163 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
165 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
166 Call fold_convert on all the returned values.
167 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
168 the type of the resulting expression.
170 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
172 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
173 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
174 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
176 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
178 * graphite-dependences.c (map_into_dep_poly): Removed.
179 (dependence_polyhedron_1): Use combine_context_id_scat.
181 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
183 * graphite-poly.h (struct poly_scattering): Add layout documentation.
184 (struct poly_bb): Same.
185 (combine_context_id_scat): New.
187 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
190 * sese.c (name_defined_in_loop_p): Return false for default
193 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
195 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
196 and clean up the logic.
198 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
200 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
203 2010-03-08 Jakub Jelinek <jakub@redhat.com>
205 * var-tracking.c (remove_cselib_value_chains): Define only for
207 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
208 delete_slot_part, emit_notes_for_differences_1): Don't call
209 remove_cselib_value_chains here.
210 (set_slot_part, emit_notes_for_differences_2): Don't call
211 add_cselib_value_chains here.
212 (preserved_values): New vector.
213 (preserve_value): New function.
214 (add_uses, add_stores, vt_add_function_parameters): Use it
215 instead of cselib_preserve_value.
216 (changed_values_stack): New vector.
217 (check_changed_vars_0): New function.
218 (check_changed_vars_1, check_changed_vars_2): Use it.
219 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
220 changed_values_stack VALUEs.
221 (vt_emit_notes): For all preserved_values call
222 add_cselib_value_chains. If ENABLE_CHECKING call
223 remove_cselib_value_chains before verifying value_chains is empty.
224 Initialize and free changed_values_stack.
225 (vt_initialize): Initialize preserved_values.
226 (vt_finalize): Free preserved_values.
228 2010-03-08 Richard Guenther <rguenther@suse.de>
230 PR tree-optimization/43269
231 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
234 2010-03-08 Martin Jambor <mjambor@suse.cz>
236 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
237 (ipa_is_param_called): Removed.
238 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
239 (ipa_print_node_params): Do not print the called flag.
240 (ipa_write_node_info): Do not stream the called flag.
241 (ipa_read_node_info): Likewise.
243 2010-03-07 Jakub Jelinek <jakub@redhat.com>
246 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
247 * cselib.c (struct expand_value_data): Add dummy field.
248 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
250 (cselib_dummy_expand_value_rtx_cb): New function.
251 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
253 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
254 * var-tracking.c: Include pointer-set.h.
255 (variable): Change n_var_parts to char from int. Add
256 cur_loc_changed and in_changed_variables fields.
257 (variable_canonicalize): Remove.
258 (shared_var_p): New inline function.
259 (unshare_variable): Maintain cur_loc_changed and
260 in_changed_variables fields. If var was in changed_variables,
261 replace it there with new_var. Just copy cur_loc instead of
262 resetting it to something else.
263 (variable_union): Don't recompute cur_loc. Use shared_var_p.
264 (dataflow_set_union): Don't call variable_canonicalize.
265 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
266 of their DEBUG_EXPR_TREE_DECLs.
267 (canonicalize_loc_order_check): Verify that cur_loc is NULL
268 and in_changed_variables and cur_loc_changed is false.
269 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
270 and cur_loc_changed. Don't update cur_loc here.
271 (variable_merge_over_src): Don't call variable_canonicalize.
272 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
273 removing loc that is equal to cur_loc, clear cur_loc,
274 set cur_loc_changed and ensure variable_was_changed is called.
275 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
276 compare pointers in cur_loc check, if it is equal to loc,
277 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
278 (variable_different_p): Remove compare_current_location argument,
279 don't compare cur_loc.
280 (dataflow_set_different_1): Adjust variable_different_p caller.
281 (variable_was_changed): If dv had some var in changed_variables
282 already, reset in_changed_variables flag for it and propagate
283 cur_loc_changed over to the new variable. On empty var
284 always set cur_loc_changed. Set in_changed_variables on whatever
285 var is added to changed_variables.
286 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
287 Use shared_var_p. When removing loc that is equal to cur_loc,
288 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
289 end, don't set it to something else, just call variable_was_changed.
290 (delete_slot_part): Use shared_var_p. When cur_loc equals to
291 loc being removed, clear cur_loc and set cur_loc_changed.
292 Set cur_loc_changed if all locations have been removed.
293 (struct expand_loc_callback_data): New type.
294 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
295 allocated. Always create SUBREGs if simplify_subreg failed.
296 Prefer to use cur_loc, when that fails and still in
297 changed_variables (and seen first time) recompute it. Set
298 cur_loc_changed of variables which had to change cur_loc and
299 compute elcd->cur_loc_changed if any of the subexpressions used
300 had to change cur_loc.
301 (vt_expand_loc): Adjust to pass arguments in
302 expand_loc_callback_data structure.
303 (vt_expand_loc_dummy): New function.
304 (emitted_notes): New variable.
305 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
306 that weren't used for any other decl in current
307 emit_notes_for_changes call call vt_expand_loc_dummy to update
308 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
309 first loc_chain location if NULL before. Always use just
310 cur_loc instead of first loc_chain location. When cur_loc_changed
311 is false, when not --enable-checking=rtl just don't emit any note.
312 When rtl checking, compute the note and assert it is the same
313 as previous note. Clear cur_loc_changed and in_changed_variables
314 at the end before removing from changed_variables.
315 (check_changed_vars_3): New function.
316 (emit_notes_for_changes): Traverse changed_vars to call
317 check_changed_vars_3 on each changed var.
318 (emit_notes_for_differences_1): Clear cur_loc_changed and
319 in_changed_variables. Recompute cur_loc of new_var.
320 (emit_notes_for_differences_2): Clear cur_loc if new variable
322 (vt_emit_notes): Initialize and destroy emitted_notes.
324 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
326 PR rtl-optimization/42220
327 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
328 Use verify_reg_tracked to determine if we should use OP_OUT rather
330 (build_def_use): If we see an in-out operand for a register that we
331 know nothing about, treat is an output if possible, fail the block if
334 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
337 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
340 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
343 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
344 uses of relevant DEFs that are dead outside the loop too.
346 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
348 * var-tracking.c (dataflow_set_merge): Swap src and src2.
350 2010-01-13 Jakub Jelinek <jakub@redhat.com>
352 * var-tracking.c (values_to_unmark): New variable.
353 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
354 values_to_unmark vector. Moved body to...
355 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
356 instead queue it into values_to_unmark vector.
357 (vt_find_locations): Free values_to_unmark vector.
359 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
361 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
362 (site.exp): Export them when plugins are enabled.
364 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
367 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
369 (chrec_fold_multiply): Same.
371 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
374 * c-decl.c (build_compound_literal): Return early if init is
377 2010-03-04 Martin Jambor <mjambor@suse.cz>
379 PR tree-optimization/43164
380 PR tree-optimization/43191
381 * tree-sra.c (type_consists_of_records_p): Reject records with
382 zero-size bit-fields at the end.
384 2010-03-04 Mike Stump <mikestump@comcast.net>
386 * Makefile.in (TAGS): Remove *.y.
388 2010-03-04 Richard Guenther <rguenther@suse.de>
390 PR tree-optimization/40761
391 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
393 (my_rev_post_order_compute): New function.
396 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
399 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
400 decrease the cost of an IV candidate when the cost is infinite.
402 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
404 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
405 Use '3DNow!' for the extension of that name, ensure normal space
407 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
409 2010-03-03 Jeff Law <law@redhat.com>
411 * PR middle-end/32693
412 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
414 (extract_bit_field_1): Likewise.
416 2010-03-03 Janis Johnson <janis187@us.ibm.com>
418 * doc/sourcebuild.texi (Test directives): Document that arguments
419 include-opts and exclude-opts are now optional for dg-skip-if,
420 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
422 2010-03-03 Jason Merrill <jason@redhat.com>
425 * cgraph.h (varpool_node): Add extra_name field.
426 * varpool.c (varpool_extra_name_alias): New.
427 (varpool_assemble_decl): Emit extra name aliases.
428 (varpool_mark_needed_node): Look past an extra name alias.
429 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
430 * lto-streamer-in.c (lto_input_tree): Read it.
431 * lto-streamer-out.c (output_unreferenced_globals): Write it.
433 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
435 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
436 (sparc*-*-solaris2*): ...this.
438 2010-03-03 Jakub Jelinek <jakub@redhat.com>
441 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
442 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
443 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
444 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
447 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
448 fallthrough to default handling, just with want_address 0 instead of 2.
449 For single element lists, add_AT_loc directly, otherwise create an
450 artificial variable DIE and stick location list to it.
453 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
454 (VAL_EXPR_HAS_REVERSE): Define.
455 (reverse_op): New function.
456 (add_stores): For reversible operations add an extra MO_VAL_USE.
458 2010-03-02 Jason Merrill <jason@redhat.com>
460 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
462 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
464 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
465 (sparc64-*-linux*): Likewise.
466 (sparc64-*-solaris2*): Include assembler files before linker ones.
467 (sparc-*-solaris2*): Simplify and reorder to match previous case.
468 * config/sparc/gas.h: Delete.
469 * config/sparc/sol2-64.h: Add copyright notice.
470 * config/sparc/sol2-gas-bi.h: Likewise.
471 * config/sparc/sol2-gld.h: Likewise.
472 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
473 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
474 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
475 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
476 (sparc_elf_asm_named_section): Rename into...
477 (sparc_solaris_elf_asm_named_section): ...this. Always define.
479 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
481 * config/alpha/alpha.c (override_options): Fix -mtune error message.
483 2010-03-02 Jeff Law <law@redhat.com>
486 * reload1.c (rtx_p, substitute_stack): Declare.
487 (substitute): Record addresses of changed rtxs.
488 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
489 Restore the original rtx when complete.
490 (reload): Free subsitute_stack when complete.
492 2010-03-02 Janis Johnson <janis187@us.ibm.com>
494 * doc/gccint.texi (menu): Add Testsuites as a chapter.
495 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
497 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
498 LTO Testing, gcov Testing, profopt Testing, compat Testing,
499 Torture Tests): Change from subsection to section.
501 2010-03-02 Jakub Jelinek <jakub@redhat.com>
502 Steven Bosscher <steven@gcc.gnu.org>
504 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
507 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
510 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
511 the assignment from the new induction variable to the assignment
512 of the value from the original loop PHI function.
514 2010-03-01 Janis Johnson <janis187@us.ibm.com>
515 Daniel Jacobowitz <dan@codesourcery.com>
517 * doc/sourcebuild.texi (Test directives): Clarify options to
520 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
522 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
523 Disable cfi directives unless GCC and gas agree on using read-only
524 .eh_frame sections for 64-bit.
525 * configure: Regenerate.
527 2010-03-01 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/43220
530 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
531 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
533 2010-03-01 Richard Guenther <rguenther@suse.de>
534 Martin Jambor <mjambor@suse.cz>
537 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
538 gimplified parameters.
540 2010-03-01 Christian Bruel <christian.bruel@st.com>
542 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
544 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
546 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
548 2010-03-01 Richard Guenther <rguenther@suse.de>
551 * expr.c (expand_assignment): Use the alias-oracle to tell
552 if the rhs aliases the result decl.
554 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
557 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
558 to sol_gt_pch_get_address.
559 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
560 64-bit, SPARC and x86.
561 (sol_gt_pch_get_address): New function.
563 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
565 * toplev.h (inform_n, error_n): Declare.
566 * diagnostic.c (inform_n, error_n): New function.
568 2010-03-01 Jakub Jelinek <jakub@redhat.com>
570 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
571 has no rtl yet when processing local_decls, queue it and recheck
572 if deferred stack allocation hasn't assigned it rtl.
574 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
576 * config/sh/sh.c (unspec_bbr_uid): New.
577 (gen_block_redirect): Use it instead of INSN_UID.
578 (gen_far_branch): Likewise.
580 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
582 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
583 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
585 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
587 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
588 (Warning Options): -Wno-conversion-null is valid for
589 Objective-C++ as well.
590 * doc/tm.texi (Named Address Spaces): Likewise.
591 * doc/plugins.texi (Plugins): Replace TABs with spaces.
592 * doc/tree-ssa.texi (Tree SSA): Likewise.
594 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
597 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
598 by default. Don't set the default arch for
599 i[34567]86-*-darwin*|x86_64-*-darwin*.
601 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
604 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
605 default. Set the default 32bit/64bit archs with $with_arch
606 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
608 2010-02-27 Richard Guenther <rguenther@suse.de>
610 PR tree-optimization/43186
611 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
612 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
613 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
616 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
618 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
619 required and i[34567]86-*-* targets don't support 64bit ISA.
621 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
624 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
627 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
629 * config.gcc: Set the default arch at least to Prescott for
630 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
631 if SSE math is enabled.
633 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
635 * diagnostic.c (diagnostic_initialize): Update.
636 (diagnostic_report_diagnostic): Test inhibit_notes_p for
638 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
639 (diagnostic_inhibit_notes): New.
640 * toplev.c (process_options): inhibit notes with -fcompare-debug.
642 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
645 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
646 * doc/standards.texi: Likewise.
647 * doc/extend.texi: Likewise.
648 * doc/trouble.texi: Likewise.
649 * doc/cppopts.texi: Likewise.
650 * doc/install.texi: Likewise.
651 * c.opt (std=c90,std=gnu90): New options.
652 * c-opts.c (c_common_handle_option): Handle them.
654 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
657 * c-decl.c (undeclared_variable): Use an informative note.
659 2010-02-26 Richard Guenther <rguenther@suse.de>
661 PR tree-optimization/43186
662 * gimple.h (gimple_fold): Remove.
663 * gimple.c (gimple_fold): Remove. Inline into single user ...
664 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
665 Try harder for conditions.
667 2010-02-26 Jakub Jelinek <jakub@redhat.com>
670 * function.c (used_types_insert): Don't skip through named pointer
671 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
672 and it is different from the main variant's type.
674 2010-02-26 Nick Clifton <nickc@redhat.com>
676 * config/rx/rx.md (sminsi3): Remove bogus alternative.
678 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
680 * config.gcc: Support --with-fpmath=sse for x86.
682 * config/i386/ssemath.h: New.
684 * doc/install.texi (--with-fpmath=sse): Documented.
686 2010-02-26 Richard Guenther <rguenther@suse.de>
688 PR tree-optimization/43188
689 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
690 vector types of over-aligned element type.
692 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
695 * config/i386/i386.c (expand_vec_perm_blend): Use correct
696 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
698 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
700 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
702 2010-02-26 Jakub Jelinek <jakub@redhat.com>
704 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
705 * var-tracking.c: Include diagnostic.h.
706 (debug_dv): New function.
707 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
710 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
711 (add_value_chain, add_value_chains, remove_value_chain,
712 remove_value_chains): Handle DEBUG_EXPRs.
713 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
716 * regcprop.c (struct queued_debug_insn_change): New type.
717 (struct value_data_entry): Add debug_insn_changes field.
718 (struct value_data): Add n_debug_insn_changes field.
719 (debug_insn_changes_pool): New variable.
720 (free_debug_insn_changes, apply_debug_insn_changes,
721 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
722 (kill_value_one_regno): Call free_debug_insn_changes if needed.
723 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
725 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
727 (copyprop_hardreg_forward_1): Don't call apply_change_group for
728 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
729 changes, call cprop_find_used_regs via note_stores.
730 (copyprop_hardreg_forward): When copying vd from predecessor
731 which has any queued DEBUG_INSN changes, make sure the pointers are
732 cleared. At the end call df_analyze and then if there are any
733 DEBUG_INSN changes queued at the end of some basic block for still
734 live registers, apply them.
735 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
737 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
739 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
742 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
744 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
745 targets. Set the default with_cpu/with_arch from arch/cpu.
746 Allow x86-64 and native for with_cpu/with_arch.
748 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
750 * ebitmap.c: Change calls to verify_popcount with calls to
751 sbitmap_verify_popcount.
752 (ebitmap_clear_bit): Fixed map->cacheindex test and
753 map>cache update when bit clearing results in an empty
756 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
759 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
760 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
761 and support both V2DF and V2DI modes.
762 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
763 support both V2DF and V2DI modes.
764 (general): Delete trailing whitespace from a few patterns.
766 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
767 V2DF/V2DI interleave high/low builtins.
769 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
772 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
773 interleave high/low functions.
775 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
777 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
778 #pragma extern_prefix.
780 2010-02-25 Jakub Jelinek <jakub@redhat.com>
783 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
784 BLKmode, assert op0 is a MEM and just adjust its mode.
787 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
788 if bitpos isn't multiple of mode's bitsize.
790 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
792 * c.opt (-ftemplate-depth=): New.
793 (-ftemplate-depth-): Deprecate.
794 * optc-gen.awk: Handle -ftemplate-depth=.
795 * opth-gen.awk: Likewise.
796 * c-opts.c (c_common_handle_option): Likewise.
797 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
799 2010-02-24 Jason Merrill <jason@redhat.com>
801 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
803 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
805 * cfg.c (alloc_aux_for_block): Remove inline.
806 (alloc_aux_for_edge): Likewise.
808 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
810 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
812 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
814 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
815 * config/i386/sol2-gas.h: New file.
816 * config.gcc (i[34567]86-*-solaris2*): Use it.
818 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
821 * c-typeck.c (ep_convert_and_check): New.
822 (build_conditional_expr): Use it.
823 (build_binary_op): Likewise.
825 2010-02-24 Jakub Jelinek <jakub@redhat.com>
827 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
830 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
832 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
833 expr needs to have DECL_NAME set.
835 2010-02-24 Nick Clifton <nickc@redhat.com>
837 * config/mep/mep.c: Include gimple.h.
838 (mep_function_uses_sp): Delete unused function.
839 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
840 parameters. Use unsigned integers to count args. Return a
841 NULL_RTX instead of an error_mark_node. Toidy up formatting.
843 2010-02-23 Jakub Jelinek <jakub@redhat.com>
846 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
847 greater or equal to nelt instead of 2 * nelt.
848 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
851 2010-02-23 Jason Merrill <jason@redhat.com>
854 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
855 in cfun->local_decls even if they have register types.
858 * stor-layout.c (place_field): Don't warn about unnecessary
859 DECL_PACKED if the type is packed.
861 2010-02-23 Jakub Jelinek <jakub@redhat.com>
864 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
865 GOTOFF relocs, even when the base reg isn't pic pointer.
867 2010-02-23 Michael Matz <matz@suse.de>
870 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
871 (expand_gimple_basic_block): Generate and use debug temps if there
872 are debug uses left after the last real use of TERed ssa names.
873 Unlink debug immediate uses when they are expanded.
875 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
878 * config/i386/i386.c (override_options): Reorganise to provide
879 better error messages.
881 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
884 * graphite-scop-detection.c (create_single_exit_edge): Move
885 the call to find_single_exit_edge to....
886 (create_sese_edges): ...here. Don't handle multiple edges
887 exiting the function.
888 (build_graphite_scops): Don't handle multiple edges
889 exiting the function.
891 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
894 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
895 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
897 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
900 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
902 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
905 * c-typeck.c (convert_arguments): Print declaration location.
906 * c-common.c (validate_nargs): Rename as
907 builtin_function_validate_nargs.
908 (check_builtin_function_arguments): Update.
910 2010-02-22 Richard Guenther <rguenther@suse.de>
913 * tree-inline.c (declare_return_variable): Use the type of
914 the call stmt lhs if available.
916 2010-02-22 Duncan Sands <baldrick@free.fr>
918 * passes.c (register_pass): Always consider all pass lists when
919 ref_pass_instance_number is zero.
921 2010-02-22 Richard Guenther <rguenther@suse.de>
923 PR tree-optimization/42749
924 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
925 parameter. Do arithmetic in the original type.
926 (update_accumulator_with_ops): Likewise.
927 (adjust_accumulator_values): Adjust.
929 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
931 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
932 (QI to BLKmode splitter): New splitter.
934 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
936 * config/i386/i386.c (initial_ix86_tune_features): Turn on
937 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
939 2010-02-22 Richard Guenther <rguenther@suse.de>
941 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
943 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
945 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
946 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
947 ($(T)crti.o, $(T)crtn.o): Remove rules.
949 2010-02-21 Tobias Burnus <burnus@net-b.de>
952 * doc/invoke.texi (-fassociative-math): Document that this
953 option is automatically enabled for Fortran.
955 2010-02-20 David S. Miller <davem@davemloft.net>
957 * configure.ac: Test if linker and assembler properly support
958 GOTDATA_OP relocations.
959 * configure: Rebuild.
960 * config.in: Likewise.
961 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
962 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
963 (movsi_high_pic): Likewise.
964 (movdi_lo_sum_pic): Likewise.
965 (movdi_high_pic): Likewise.
966 (movsi_pic_gotdata_op): New pattern.
967 (movdi_pic_gotdata_op): Likewise.
968 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
969 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
971 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
974 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
976 (xop_mulv2div2di3_high): Ditto.
978 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
981 * c.opt (Wconversion-null): New option.
982 * doc/invoke.texi (Wconversion-null): Document.
984 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
986 * common.opt (Wlarger-than-): Add Undocumented.
988 2010-02-19 Mike Stump <mikestump@comcast.net>
990 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
992 2010-02-19 Jason Merrill <jason@redhat.com>
995 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
996 * configure: Likewise.
998 2010-02-20 Alan Modra <amodra@gmail.com>
1001 * cgraph.h (cgraph_make_decl_local): Declare.
1002 * cgraph.c (cgraph_make_decl_local): New function.
1003 (cgraph_make_node_local): Use it.
1004 * cgraphunit.c (cgraph_function_versioning): Likewise.
1005 * ipa.c (function_and_variable_visibility): Likewise.
1007 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1010 * except.c (sjlj_emit_function_enter): Don't call
1011 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1013 * rtl.h (add_reg_br_prob_note): Remove prototype.
1015 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1018 * c-common.c (conversion_warning): Remove widening conversions
1019 before checking the conversion of integers to reals.
1021 2010-02-19 Mike Stump <mikestump@comcast.net>
1024 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1027 * cgraphunit.c (process_function_and_variable_attributes): Check
1028 DECL_PRESERVE_P instead of looking up attribute "used".
1029 * ipa-pure-const.c (check_decl): Likewise.
1030 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1031 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1032 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1033 instead of attribute "used".
1034 * config/sol2-c.c (solaris_pragma_init): Likewise.
1035 (solaris_pragma_fini): Likewise.
1037 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1039 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1040 Use XCNEW instead of xcalloc.
1041 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1042 XNEW instead of xmalloc.
1043 (get_fields): Use XNEWVEC instead of xmalloc.
1046 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1047 populate vars array.
1048 (create_new_general_access): For debug stmts just reset value.
1049 (get_stmt_accesses): For accesses within debug stmts just record them
1050 using add_access_to_acc_sites instead of preventing the peeling or
1051 counting them as accesses.
1054 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1056 2010-02-19 Richard Guenther <rguenther@suse.de>
1058 PR tree-optimization/42916
1059 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1062 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1064 * configure.ac: Replace all uses of changequote in macro arguments
1065 with proper quoting.
1067 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1070 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1072 2010-02-19 Richard Guenther <rguenther@suse.de>
1074 PR tree-optimization/42944
1075 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1076 test for aliasing with errno.
1078 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1081 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1082 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1083 * dojump.c: Include output.h.
1084 (inv): New inline function.
1085 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1086 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1087 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1088 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1089 argument, pass it down to other calls.
1090 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1091 add REG_BR_PROB note to the conditional jump.
1092 * cfgexpand.c (add_reg_br_prob_note): Removed.
1093 (expand_gimple_cond): Don't call it, add the probability
1094 as last argument to jumpif_1/jumpifnot_1.
1095 * Makefile.in (dojump.o): Depend on output.h.
1096 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1098 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1099 * stmt.c (do_jump_if_equal): Likewise.
1100 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1101 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1102 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1104 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1105 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1106 jumpifnot_1 callers.
1107 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1109 (store_expr): Adjust jumpifnot caller.
1110 (store_constructor): Adjust jumpif caller.
1113 * gimplify.c (gimple_boolify): For __builtin_expect call
1114 gimple_boolify also on its first argument.
1116 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1118 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1120 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1121 * configure: Regenerated.
1123 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1125 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1126 lang_hooks.types_compatible_p instead of comptypes.
1128 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1130 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1131 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1132 if __prefer_thumb__ is defined.
1134 2010-02-18 Martin Jambor <mjambor@suse.cz>
1136 PR tree-optimization/43066
1137 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1138 array with zero-sized element type.
1140 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1142 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1143 rtx, allocate struct var_loc_node here and return it to the
1144 caller, and only if it is actually needed.
1145 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1146 move it earlier and return immediately if it returns NULL.
1148 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1150 * config/sparc/gas.h: New file. Restore
1151 TARGET_ASM_NAMED_SECTION to its ELF default.
1152 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1154 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1155 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1156 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1157 after sparc/sysv4.h.
1159 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1161 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1163 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1165 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1166 patterns from predicated pattern.
1168 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1171 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1172 for insn mnemonic suffix.
1174 2010-02-17 Richard Guenther <rguenther@suse.de>
1176 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1179 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1182 * caller-save.c (save_call_clobbered_regs): If BB ends with
1183 a DEBUG_INSN, move any notes in between last real insn and the last
1184 DEBUG_INSN after the last DEBUG_INSN.
1186 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1188 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1189 Fix return type. Fix argument type. Explain meaning of return value.
1191 2010-02-16 Richard Guenther <rguenther@suse.de>
1193 PR tree-optimization/41043
1194 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1195 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1197 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1199 2010-02-16 Ira Rosen <irar@il.ibm.com>
1201 PR tree-optimization/43074
1202 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1203 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1204 vectorizable cycles in hybrid SLP check.
1205 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1207 2010-02-16 Richard Guenther <rguenther@suse.de>
1209 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1210 (true_dependence): If memrefs_conflict_p computes must-alias
1211 trust it. Move TBAA check after offset-based disambiguation.
1212 (canon_true_dependence): Likewise.
1214 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1216 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1217 * doc/invoke.texi: Document it.
1218 * var-tracking.c: Include toplev.h and params.h.
1219 (vt_find_locations): Return bool indicating success. Compute
1220 hash sizes unconditionally. Check new parameter, report.
1221 (variable_tracking_main_1): Check vt_find_locations results and
1222 retry. Renamed from...
1223 (variable_tracking_main): ... this. New wrapper to preserve
1224 flag_var_tracking_assignments.
1225 * Makefile.in (var-tracking.o): Adjust dependencies.
1227 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1228 Jakub Jelinek <jakub@redhat.com>
1231 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1232 if weak_import attribute is present.
1233 * config/darwin.c (machopic_select_section): Likewise.
1235 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1237 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1238 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1239 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1240 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1242 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1244 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1247 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1248 Rewrite text to refer to the names.
1250 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1252 * config/i386/i386-builtin-types.def
1253 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1254 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1255 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1256 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1257 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1258 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1259 IX86_BUILTIN_VPERMIL2PS256.
1260 (MULTI_ARG_4_DF2_DI_I): Defined.
1261 (MULTI_ARG_4_DF2_DI_I1): Defined.
1262 (MULTI_ARG_4_SF2_SI_I): Defined.
1263 (MULTI_ARG_4_SF2_SI_I1): Defined.
1264 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1265 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1266 __builtin_ia32_vpermil2ps256.
1267 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1268 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1269 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1270 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1271 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1272 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1273 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1274 CODE_FOR_xop_vpermil2v8sf3.
1275 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1276 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1277 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1278 (_mm256_permute2_pd): New.
1279 (_mm_permute2_ps): New.
1280 (_mm256_permute2_ps): New.
1282 2010-02-15 Nick Clifton <nickc@redhat.com>
1284 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1285 boolean parameters. Use emit_jump_insn when emitting a pop
1286 instruction containing a return insn.
1287 (push): Use 'true' rather than '1' as second parameter to F.
1288 (h8300_expand_prologue): Likewise.
1289 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1290 (h8300_expand_epilogue): Likewise.
1292 2010-02-15 Richard Guenther <rguenther@suse.de>
1295 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1298 2010-02-15 Nick Clifton <nickc@redhat.com>
1300 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1303 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1305 * intl.c (fake_ngettext): New function.
1306 * intl.h (fake_ngettext): Declare.
1307 (ngettext): Define macro.
1308 * collect2.c (notice_translated): New function.
1309 (main): Use notice_translated and ngettext.
1310 * collect2.h (notice_translated): Declare.
1312 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1314 * reorg.c (delete_computation): Comment fixes.
1315 * caller-save.c (setup_save_areas): Idem.
1316 * sel-sched-dump.c (dump_lv_set): Idem.
1319 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1321 * config/s390/s390.c (s390_sched_init): New function.
1322 (TARGET_SCHED_INIT): Target hook defined.
1324 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1325 Jack Howarth <howarth@bromo.med.uc.edu>
1326 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1329 Partial revert of unintended change in fix for PR41605.
1330 * config/darwin.h: Fix typo.
1331 * config/darwin9.h: Same.
1333 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1335 * c-pch.c (pch_init): Clear v.
1337 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1340 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1341 graphite_can_represent_init for MULT_EXPR.
1343 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1347 * graphite-sese-to-poly.c (remove_phi): New.
1348 (translate_scalar_reduction_to_array): Call remove_phi.
1350 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1353 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1354 * graphite-clast-to-gimple.h (gloog): Update declaration.
1355 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1356 * graphite-poly.h (struct poly_bb): Add missing comments.
1357 (struct scop): Add poly_scop_p field.
1359 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1360 * graphite.c (graphite_transform_loops): Build the polyhedral
1361 representation for each scop before code generation.
1362 * sese.c (rename_variables_in_operand): Removed.
1363 (rename_variables_in_expr): Return the renamed expression.
1364 (rename_sese_parameters): New.
1365 * sese.h (rename_sese_parameters): Declared.
1367 2010-02-11 Richard Guenther <rguenther@suse.de>
1369 PR tree-optimization/42998
1370 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1371 POINTER_PLUS_EXPR properly.
1373 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1374 Changpeng Fang <changpeng.fang@amd.com>
1377 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1378 the cost of an IV candidate when the IV is used in a test against zero.
1380 * gcc.dg/tree-ssa/ivopts-3.c: New.
1382 2010-02-11 Richard Guenther <rguenther@suse.de>
1385 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1386 pointer-vs-decl case by swapping refs. Handle some cases
1387 of pointer-vs-decl disambiguations more conservatively.
1388 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1389 to false after expanding.
1391 2010-02-11 Richard Guenther <rguenther@suse.de>
1394 * gcc.c (process_command): Handle LTO file@offset case more
1397 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1399 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1400 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1402 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1404 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1405 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1406 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1407 Optimize eq/ne comparisons when both arguments are known to be
1409 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1410 Don't mask operands unnecessarily if they are known to be already
1413 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1415 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1418 2010-02-10 Richard Guenther <rguenther@suse.de>
1420 PR tree-optimization/43017
1421 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1422 for wrapping signed arithmetic.
1424 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1427 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1428 if no debug info should be emitted for it.
1430 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1432 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1433 note when flag_exceptions is set.
1435 2010-02-10 Duncan Sands <baldrick@free.fr>
1437 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1439 2010-02-10 Richard Guenther <rguenther@suse.de>
1442 * tree.c (get_unwidened): Handle constants.
1443 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1445 2010-02-10 Martin Jambor <mjambor@suse.cz>
1448 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1449 check for variable argument counts independently.
1451 2010-02-10 Christian Bruel <christian.bruel@st.com>
1454 * config/sh/sh.c (find_barrier): Increase length for non delayed
1455 conditional branches.
1457 2010-02-10 Christian Bruel <christian.bruel@st.com>
1459 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1461 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1463 * builtins.c (set_builtin_user_assembler_name): Also handle
1464 ffs if int is smaller than word.
1466 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1469 * ira-conflicts.c (get_dup): Remove.
1470 (process_reg_shuffles): Add new parameter. Use it as an
1471 additional guard for copy generation.
1472 (add_insn_allocno_copies): Rewrite.
1474 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1476 * common.opt (fsched2-use-traces): Preserved for backward
1478 * doc/invoke.texi: Remove the documentation about option
1479 -fsched2-use-traces.
1480 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1481 flag_sched2_use_traces.
1482 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1483 the backward compatibility flag section.
1485 2010-02-09 Richard Guenther <rguenther@suse.de>
1487 PR tree-optimization/43008
1488 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1489 make HEAP variables initialized from global memory if they
1490 are not known builtin functions.
1491 (find_func_aliases): Adjust.
1493 2010-02-09 Richard Guenther <rguenther@suse.de>
1495 PR tree-optimization/43000
1496 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1497 arithmetic manually.
1499 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1501 PR tree-optimization/42931
1502 * tree-loop-linear.c (try_interchange_loops): Don't call
1503 double_int_mul if estimated_loop_iterations failed.
1505 2010-02-08 Martin Jambor <mjambor@suse.cz>
1508 * tree-sra.c (build_accesses_from_assign): Do not mark in
1509 should_scalarize_away_bitmap if stmt has volatile ops.
1510 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1513 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1515 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1517 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1519 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1522 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1525 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1527 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1530 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1531 to unknown_dependence.
1532 (graphite_legal_transform_dr): Handle the unknown_dependence.
1533 (graphite_carried_dependence_level_k): Same.
1535 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1537 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1539 2010-02-07 Richard Guenther <rguenther@suse.de>
1542 * expr.c (get_inner_reference): Always initialize *pbitsize.
1544 2010-02-07 Richard Guenther <rguenther@suse.de>
1547 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1548 new ARRAY_REFs on variable size element or minimal index arrays.
1550 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1551 gimple_fold_indirect_ref.
1553 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1556 * arm.c (arm_override_options): Just return if the user has specified
1557 an invalid fpu name.
1559 2010-02-03 Jason Merrill <jason@redhat.com>
1562 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1563 i386_pe_maybe_record_exported_symbol.
1565 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1568 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1569 (pa_delegitimize_address): New function.
1571 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1573 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1574 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1576 2010-02-05 Richard Guenther <rguenther@suse.de>
1579 * lto-streamer-in.c (get_resolution): Deal with references
1580 to undefined functions.
1582 2010-02-05 Richard Guenther <rguenther@suse.de>
1584 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1585 (fold_const_aggregate_ref): Likewise.
1586 (ccp_fold_stmt): Substitute loads.
1587 (maybe_fold_reference): Verify types before substituting.
1589 (fold_gimple_assign): Unshare properly.
1590 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1592 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1594 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1595 for rs6000_gen_cell_microcode.
1597 2010-02-04 Richard Guenther <rguenther@suse.de>
1599 PR rtl-optimization/42952
1600 * dse.c (const_or_frame_p): Remove MEM handling.
1602 2010-02-04 Nick Clifton <nickc@redhat.com>
1604 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1605 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1606 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1607 (mn10300_asm_output_mi_thunk): New function.
1608 (mn10300_can_output_mu_thunk): New function.
1609 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1610 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1611 (FUNCTION_ARG): Delete incorrect comment.
1613 2010-02-03 Jason Merrill <jason@redhat.com>
1616 * fold-const.c (operand_equal_p): Handle erroneous types.
1618 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1620 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1622 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1624 PR rtl-optimization/42941
1625 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1628 2010-02-03 Jason Merrill <jason@redhat.com>
1631 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1633 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1636 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1637 (cselib_reset_table): Renamed from...
1638 (cselib_reset_table_with_next_value): ... this.
1639 (cselib_get_next_uid): Renamed from...
1640 (cselib_get_next_unknown_value): ... this.
1641 * cselib.c (next_uid): Renamed from...
1642 (next_unknown_value): ... this.
1643 (cselib_clear_table): Adjust.
1644 (cselib_reset_table): Adjust. Renamed from...
1645 (cselib_reset_table_with_next_value): ... this.
1646 (cselib_get_next_uid): Adjust. Renamed from...
1647 (cselib_get_next_unknown_value): ... this.
1648 (get_value_hash): Use hash.
1649 (cselib_hash_rtx): Likewise.
1650 (new_cselib_val): Adjust. Set and dump uid.
1651 (cselib_lookup_mem): Pass next_uid as hash.
1652 (cselib_subst_to_values): Likewise.
1653 (cselib_log_lookup): Dump uid.
1654 (cselib_lookup): Pass next_uid as hash. Adjust.
1655 (cselib_process_insn): Adjust.
1656 (cselib_init): Initialize next_uid.
1657 (cselib_finish): Adjust.
1658 (dump_cselib_table): Likewise.
1659 * dse.c (canon_address): Dump value uid.
1660 * print-rtl.c (print_rtx): Print value uid.
1661 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1663 (dv_uid): New function, sort of renamed from...
1664 (dv_htab_hash): ... this, reimplemented in terms of it and...
1665 (dv_uid2hash): ... this. New.
1666 (variable_htab_eq): Drop excess assertions.
1667 (tie_break_pointers): Removed.
1668 (canon_value_cmp): Compare uids.
1669 (variable_post_merge_New_vals): Print uids.
1670 (vt_add_function_parameters): Adjust.
1671 (vt_initialize): Reset table. Adjust.
1673 2010-02-03 Richard Guenther <rguenther@suse.de>
1675 PR tree-optimization/42944
1676 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1677 (call_may_clobber_ref_p_1): Likewise. Properly handle
1678 malloc and calloc clobbering errno.
1680 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1682 * doc/invoke.texi: Fix name of sched1 dump.
1684 * opts.c (decode_options): Set flag_tree_switch_conversion
1685 only conditionally on optimize >= 2.
1687 * gcse.c: Assorted comment fixes in pass description.
1689 2010-02-03 Anthony Green <green@moxielogic.com>
1691 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1692 nop padding in order to maintain alignment of storage location of
1693 target function address.
1694 (moxie_trampoline_init): Store target function address at newly
1696 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1698 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1700 2010-02-03 Richard Guenther <rguenther@suse.de>
1703 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1705 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1707 * config.gcc: Reenable check for obsolete targets.
1708 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1709 mips-sgi-irix6.[0-4]*.
1711 2010-02-02 Nick Clifton <nickc@redhat.com>
1713 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1714 constant size of 4 as being the same as 0.
1715 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1716 can take values in the range 0..4.
1718 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1721 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1722 as _darwin10_Unwind_FindEnclosingFunction().
1723 * libgcc-libsystem.ver: New.
1725 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1728 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1729 implicitly set registers.
1731 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1733 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1734 (arm_override_options): Allow automatic selection of the thread
1735 pointer register if thumb2.
1736 (legitimize_pic_address): Improve code sequences for Thumb2.
1737 (arm_call_tls_get_addr): Likewise.
1738 (legitimize_tls_address): Likewise.
1739 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1740 (pic_load_addr_32bit): ... this. New named pattern.
1741 * thumb2.md (pic_load_addr_thumb2): Delete.
1742 (pic_load_dot_plus_four): Delete.
1743 (tls_load_dot_plus_four): New named pattern.
1745 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1748 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1749 Document fix for TLS bug.
1751 2010-01-31 Richard Guenther <rguenther@suse.de>
1753 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1754 conservatively correct.
1756 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1760 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1762 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1764 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1766 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1768 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1770 * config.gcc: Adjust order of makefile fragments for mingw targets.
1772 2010-01-31 Richard Guenther <rguenther@suse.de>
1775 * gimplify.c (gimplify_init_constructor): For volatile LHS
1776 initialize a temporary.
1778 2010-01-31 Matthias Klose <doko@ubuntu.com>
1780 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1782 * configure: Regenerate.
1784 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1786 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1787 the same alias set and their sizes different constantness.
1788 (aliasing_component_refs_p): Revert 2009-10-24 change.
1790 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1792 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1795 2010-01-29 Richard Guenther <rguenther@suse.de>
1797 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1798 Assert we successfully updated the call.
1800 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1802 PR rtl-optimization/42889
1803 * df.h (df_set_bb_dirty_nonlr): New prototype.
1804 * df-core.c (df_set_bb_dirty_nonlr): New function.
1805 * df-scan.c (df_insn_rescan): Call it instead of
1806 df_set_bb_dirty for DEBUG_INSNs.
1808 2010-01-29 Richard Guenther <rguenther@suse.de>
1811 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1812 quadratic behavior in most cases.
1814 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1817 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1818 in the call to gen_x86_movsicc_0_m1.
1820 2010-01-28 Richard Guenther <rguenther@suse.de>
1822 PR tree-optimization/42871
1823 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1825 2010-01-28 Richard Guenther <rguenther@suse.de>
1827 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1828 into call arguments.
1830 2010-01-28 Richard Guenther <rguenther@suse.de>
1833 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1834 the forwarder if the destination is an EH landing pad.
1836 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1838 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1839 block list passed to gimple_duplicate_sese_tail.
1840 (parallelize_loops): Avoid parallelization when the function
1842 Avoid parallelization when the preheader is IRREDUCIBLE.
1843 Try to optimize when estimated_loop_iterations_int is unresolved.
1844 Add the loop's location to the dump file.
1845 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1846 (gimple_duplicate_sese_tail): Remove the check for the latch.
1847 Redirect nexits to the exit block.
1848 Remove handling of the incoming edges to the latch.
1849 Redirect the backedge from the copied latch to the exit bb.
1851 2010-01-28 Michael Matz <matz@suse.de>
1854 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1855 Wrap force_reg into a sequence, emit it before user.
1857 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1859 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1861 (arm_legacy_rev): Likewise.
1862 (thumb_legacy_rev): Likewise.
1864 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1866 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1867 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1868 on MEM's address failed, try avoid_constant_pool_reference and
1869 recurse if it returned something different.
1870 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1871 address, try avoid_constant_pool_reference and recurse if it
1872 returned something different.
1873 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1874 address and avoid_constant_pool_reference returned something
1875 different, don't set have_address.
1877 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1880 * var-tracking.c (val_store): Add modified argument, obey it.
1882 (count_uses): Move down logging of main.
1883 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1884 don't need resolution.
1885 (emit_notes_in_bb): Likewise.
1887 2010-01-27 Richard Guenther <rguenther@suse.de>
1890 * tree-inline.c (remap_decl): Delay remapping of SSA name
1891 default definitions until we need them.
1893 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1895 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1896 (rs6000_delegitimize_address): New function.
1898 * config/s390/s390.c (s390_delegitimize_address): Call
1899 delegitimize_mem_from_attrs.
1902 * tree-inline.c (cannot_copy_type_1): Removed.
1903 (copy_forbidden): Don't forbid copying of functions containing
1904 records/unions with variable length fields.
1906 2010-01-27 Christian Bruel <christian.bruel@st.com>
1910 * config/sh/sh.c (find_barrier): Increase length for non delayed
1911 conditional branches.
1913 2010-01-27 Matthias Klose <doko@ubuntu.com>
1915 * configure.ac (gnu-unique-object): Fix ldd version check.
1916 * configure: Regenerate.
1918 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1920 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1922 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1923 Test for HAVE_GNU_AS value.
1925 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1927 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1928 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1929 INT64_TYPE): Define.
1930 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1931 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1932 INT_LEAST64_TYPE): Define.
1933 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1934 UINT_LEAST64_TYPE): Define.
1935 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1936 INT_FAST64_TYPE): Define.
1937 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1938 UINT_FAST64_TYPE): Define.
1939 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1940 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1941 (SIG_ATOMIC_TYPE): Define.
1943 2010-01-26 Richard Guenther <rguenther@suse.de>
1945 * df-scan.c (df_scan_set_bb_info): Remove assert.
1946 (df_insn_rescan_debug_internal): Merge asserts.
1947 (df_install_ref): Likewise.
1948 (df_mark_reg): Use bitmap_set_range.
1949 (df_hard_reg_used_p): Remove assert.
1950 (df_hard_reg_used_count): Likewise.
1952 2010-01-26 Richard Guenther <rguenther@suse.de>
1954 PR rtl-optimization/42685
1955 * web.c (web_main): Ignore DEBUG_INSNs.
1957 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1959 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1961 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1962 Fix types of fndecl and arglist parameters.
1964 2010-01-26 Richard Guenther <rguenther@suse.de>
1967 * tree-eh.c (unsplit_eh): Skip debug insns.
1969 2010-01-26 Richard Guenther <rguenther@suse.de>
1971 PR tree-optimization/42250
1972 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1974 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1977 * omp-low.c (expand_omp_sections): Only use single_pred if
1978 l2_bb is single_pred_p.
1980 2010-01-25 Christian Bruel <christian.bruel@st.com>
1983 * config/sh/sh.c (find_barrier): Increase length for non delayed
1984 conditional branches.
1985 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1987 2010-01-24 David S. Miller <davem@davemloft.net>
1989 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1990 define if not using GAS.
1991 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1992 Likewise. Delete SECTION_MERGE code, which is only applicable
1995 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1998 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1999 mangling of va_list in system headers.
2001 2010-01-23 Toon Moene <toon@moene.org>
2003 * tree-predcom.c (combine_chains): Return NULL, not false.
2005 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2007 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2008 initialization of variable res to agree with return type.
2010 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2012 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2013 * tree-sra.c: Add include of expr.h.
2015 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2017 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2018 insert the debug stmt on the single non-EH edge from the stmt.
2020 2010-01-22 Richard Henderson <rth@redhat.com>
2023 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2024 the RHS until after generate_subtree_copies has insertted its
2025 code before the current statement.
2027 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2029 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2031 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2033 2010-01-21 Martin Jambor <mjambor@suse.cz>
2035 PR tree-optimization/42585
2036 * tree-sra.c (struct access): New field grp_total_scalarization.
2037 (dump_access): Dump the new field.
2038 (should_scalarize_away_bitmap): New variable.
2039 (cannot_scalarize_away_bitmap): Likewise.
2040 (sra_initialize): Allocate new bitmaps.
2041 (sra_deinitialize): Free new bitmaps.
2042 (create_access_1): New function.
2043 (create_access): Parts moved to create_access_1.
2044 (type_consists_of_records_p): New function.
2045 (completely_scalarize_record): Likewise.
2046 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2047 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2048 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2050 (analyze_all_variable_accesses): Completely scalarize small eligible
2053 2010-01-21 Martin Jambor <mjambor@suse.cz>
2055 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2057 2010-01-21 Andrew Haley <aph@redhat.com>
2059 * gcc.c (process_command): Move lang_specific_driver before
2060 setting cc_libexec_prefix.
2062 2010-01-21 Richard Guenther <rguenther@suse.de>
2065 * fold-const.c (negate_expr_p): Pretend only negative
2066 real constants are easily negatable.
2068 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2069 Jason Merrill <jason@redhat.com>
2071 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2072 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2073 * calls.c (initialize argument_information): Handle it.
2074 * c-common.c (handle_transparent_union_attribute): Use new name.
2075 * c-decl.c (finish_struct): Ditto.
2076 * c-typeck.c (type_lists_compatible_p): Ditto.
2077 (convert_for_assignment): Use new name and also handle record.
2078 * function.c (aggregate_value_p): Handle it.
2079 (pass_by_reference): Ditto.
2080 (assign_parm_data_types): Ditto.
2081 * print-tree.c (print_node): Ditto.
2082 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2083 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2084 * tree.c (first_field): New fn.
2086 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2089 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2090 even when linking statically, for now.
2092 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2095 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2096 without a cselib val.
2097 (count_uses): Accept MO_VAL_SET with no val on stores.
2098 (add_stores): Likewise.
2100 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2102 * var-tracking.c (check_value_val): Add a compile time assertion.
2103 (dv_is_decl_p): Simplify.
2104 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2105 gcc_assert if ENABLE_CHECKING.
2107 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2110 * var-tracking.c: Include tree-flow.h.
2111 (mem_dies_at_call): New.
2112 (dataflow_set_preserve_mem_locs): Use it.
2113 (dataflow_set_remove_mem_locs): Likewise.
2114 (dump_var): Renamed from dump_variable. Adjust all callers.
2115 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2116 * Makefile.in (var-tracking.o): Adjust deps.
2118 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2120 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2122 2010-01-20 Richard Guenther <rguenther@suse.de>
2124 PR tree-optimization/42717
2125 * tree-ssa-dce.c (get_live_post_dom): Remove.
2126 (forward_edge_to_pdom): Take an arbitrary edge to copy
2127 degenerate PHI args from.
2128 (remove_dead_stmt): Use the first post-dominator even if it
2129 does not contain live statements as redirection destination.
2131 2010-01-20 Richard Guenther <rguenther@suse.de>
2133 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2135 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2137 * sel-sched.c (create_speculation_check): Remove set but not used
2139 (try_transformation_cache): Remove set but not used variable ds.
2140 (calculate_privileged_insns): Remove set but not used variables
2141 cur_insn and min_spec_insn.
2142 (find_best_expr): Remove set but not used variable avail_n.
2143 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2145 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2147 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2148 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2151 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2154 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2155 cpu types. Add support for *-sse3 cpu types.
2156 (x86_64-*-*): Ditto.
2158 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2161 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2162 argument, call initializer_constant_valid_p_1 instead of
2163 initializer_constant_valid_p, pass CACHE to it, return NULL
2164 immediately if first call returns NULL.
2165 (initializer_constant_valid_p_1): New function.
2166 (initializer_constant_valid_p): Use it.
2168 2010-01-20 Thomas Quinot <quinot@adacore.com>
2170 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2172 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2174 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2175 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2176 (loc_list_from_tree): Don't handle unsigned division. Handle
2177 signed modulo using DW_OP_{over,over,div,mul,minus}.
2178 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2179 modulo instead of signed.
2181 2010-01-20 DJ Delorie <dj@redhat.com>
2183 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2185 (h8300_emit_stack_adjustment): Propogate it.
2187 (h8300_expand_prologue): Likewise.
2188 (h8300_expand_epilogue): Likewise.
2190 2010-01-19 Michael Matz <matz@suse.de>
2192 PR tree-optimization/41783
2193 * tree-data-ref.c (toplevel): Include flags.h.
2194 (dump_data_dependence_relation): Also dump the inputs if the
2195 result will be unknown.
2196 (split_constant_offset_1): Look through some conversions.
2197 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2198 the offset from last element is too large.
2199 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2200 (reassociate_to_the_same_stmt): Handle vector registers.
2201 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2203 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2204 wide_prolog_niters argument, emit widening instructions.
2205 (vect_do_peeling_for_alignment): Adjust caller, use widened
2206 variant of the iteration cound.
2207 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2209 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2212 * config/arm/neon-testgen.m (emit_automatics): New parameter
2213 features. Adjust for Fixed_return_reg feature.
2214 (test_intrinsic): Call emit_automatics with new feature.
2215 * config/arm/neon.ml: Update copyright years.
2216 (features): New Fixed_return_reg feature.
2217 (ops): Update feature for Vget_low.
2219 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2221 PR tree-optimization/42719
2222 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2226 * fwprop.c (all_uses_available_at): Return false if def_set dest
2227 is a REG that is used in def_insn.
2229 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2231 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2233 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2236 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2238 * target.h (struct gcc_target) <secondary_reload>: Change type
2239 of last argument to secondary_reload_info *.
2241 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2244 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2245 memory references with unaligned offsets. Remove CQImode handling.
2246 (unaligned_memory_operand): Return 1 for memory references with
2247 unaligned offsets. Remove CQImode handling.
2249 2010-01-18 Richard Guenther <rguenther@suse.de>
2252 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2255 2010-01-18 Richard Guenther <rguenther@suse.de>
2257 PR tree-optimization/42781
2258 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2259 restrict processing only if the original variable was artificial.
2261 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2263 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2264 find number of popped argument bytes.
2266 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2267 Fix the text that describes the return value for invalid insns.
2269 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2271 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2272 Clarify what 'cost of the -dependence' is. Fix quoting.
2274 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2275 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2277 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2279 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2280 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2282 2010-01-17 Richard Guenther <rguenther@suse.de>
2285 * function.c (split_complex_args): Take a VEC to modify.
2286 (assign_parms_augmented_arg_list): Build a VEC instead of
2287 a chain of PARM_DECLs.
2288 (assign_parms_unsplit_complex): Take a VEC of arguments.
2289 Do not fixup unmodified parms.
2290 (assign_parms): Deal with the VEC.
2291 (gimplify_parameters): Likewise.
2293 2010-01-17 Richard Guenther <rguenther@suse.de>
2295 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2296 node existence check.
2297 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2298 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2299 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2300 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2301 (gimple_execute_on_growing_pred): Likewise.
2303 2010-01-17 Richard Guenther <rguenther@suse.de>
2305 PR tree-optimization/42773
2306 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2307 (compute_antic_aux): Likewise.
2308 (compute_partial_antic_aux): Likewise.
2310 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2313 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2316 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2318 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2321 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2322 Fix markup for strict argument.
2324 (TARGET_SCHED_REORDER2): Fix argument types.
2326 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2327 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2329 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2330 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2332 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2335 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2336 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2337 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2338 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2339 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2341 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2343 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2345 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2346 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2348 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2350 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2353 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2355 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2356 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2358 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2360 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2362 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2363 referring to it. Fix language.
2365 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2367 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2369 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2371 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2373 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2374 '@var{stream}. Remove stray 'and'.
2376 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2378 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2380 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2382 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2383 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2385 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2386 Fix description of return value.
2387 Rename argument "sz" to "len."
2389 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2390 Clarify meaning of 'true' return value.
2392 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2394 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2395 rep_mode versus mode_rep.
2397 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2399 (TARGET_BUILTIN_DECL): Fix name.
2401 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2403 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2405 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2407 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2409 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2411 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2414 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2415 Rename argument tm_fn to md_fn.
2417 (TARGET_OPTION_PRINT): Fix argument list.
2419 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2422 * config/i386/i386.c (ix86_fixup_binary_operands):
2423 Revert FMA4 fixup of operands.
2425 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2428 * Makefile.in (write_entries_to_file, install-plugin):
2429 Use \012 instead of \n with tr.
2431 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2433 * configure.ac (HAVE_AS_REF): New C macro.
2434 * configure: Regenerate.
2435 * config.in: Likewise.
2436 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2438 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2441 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2443 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2445 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2447 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2449 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2451 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2453 (TARGET_BINDS_LOCAL_P): Fix argument type.
2455 (TARGET_ASM_FILE_END): Use prototype.
2457 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2459 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2461 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2463 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2465 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2466 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2468 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2469 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2471 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2472 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2473 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2474 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2476 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2478 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2480 (TARGET_INIT_BUILTINS): Use prototype.
2482 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2483 Put 'const char *' in braces. Fix parameter types.
2484 (TARGET_INVALID_CONVERSION): Fix parameter types.
2485 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2486 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2488 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2491 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2493 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2495 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2497 * doc/tm.texi (TARGET_HELP): Fix return type.
2499 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2500 in braces. Fix argument types.
2502 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2504 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2506 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2508 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2509 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2511 (TARGET_MANGLE_TYPE): Fix argument types.
2513 (TARGET_IRA_COVER_CLASSES): Use prototype.
2515 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2517 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2519 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2521 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2523 (TARGET_CALLEE_COPIES): Fix argument types.
2525 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2527 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2529 (TARGET_FUNCTION_VALUE): Fix argument types.
2531 (TARGET_RETURN_IN_MSB): Fix argument type.
2533 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2535 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2537 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2539 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2540 agree with return type.
2542 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2544 2010-01-15 Jing Yu <jingyu@google.com>
2546 PR rtl-optimization/42691
2547 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2548 a pseudo to a constant and are merged, and adjust comments.
2550 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2552 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2554 2010-01-15 Richard Guenther <rguenther@suse.de>
2557 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2558 labels of computed or non-local gotos to the destination.
2559 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2560 landing pad label is the first label.
2562 2010-01-15 Richard Guenther <rguenther@suse.de>
2564 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2566 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2569 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2570 to allow generation of the xssqrtdp instruction on power7.
2571 (sqrtdf2_fpr): Ditto.
2573 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2576 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2577 functions with noreturn attribute.
2580 * varasm.c (declare_weak): Add weak attribute to decl if it
2581 doesn't have one already.
2582 (assemble_external): Only add decls to weak_decls if they also
2583 have weak attribute.
2585 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2587 * var-tracking.c (var_reg_delete): Don't delete the association
2588 between REGs and values or one-part variables if the register
2591 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2594 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2595 because its first operand is a non-localized variable.
2597 2010-01-14 Martin Jambor <mjambor@suse.cz>
2599 PR tree-optimization/42706
2600 * tree-sra.c (encountered_recursive_call): New variable.
2601 (encountered_unchangable_recursive_call): Likewise.
2602 (sra_initialize): Initialize both new variables.
2603 (callsite_has_enough_arguments_p): New function.
2604 (scan_function): Call decl and flags check only for IPA-SRA, check
2605 whether there is a recursive call and whether it has enough arguments.
2606 (all_callers_have_enough_arguments_p): New function.
2607 (convert_callers): Look for recursive calls only when
2608 encountered_recursive_call is set.
2609 (ipa_early_sra): Bail out either if
2610 !all_callers_have_enough_arguments_p or
2611 encountered_unchangable_recursive_call.
2613 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2615 * sel-sched.c: Add 2010 to copyright years.
2616 * sel-sched-ir.c: Likewise.
2617 * sel-sched-ir.h: Likewise.
2619 2010-01-14 Martin Jambor <mjambor@suse.cz>
2621 PR tree-optimization/42714
2622 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2623 constructors specially.
2625 2010-01-14 Andi Kleen <ak@linux.intel.com>
2627 * config/i386/drivers-i386.c (detect_caches_intel):
2628 Add l2sizekb parameter and fill in.
2629 (host_detect_local_cpu): Add l2sizekb, fill in.
2630 Add Atom small cache heuristic.
2632 2010-01-14 Andi Kleen <ak@linux.intel.com>
2634 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2635 Add level3 parameter and fill in.
2636 (detect_caches_intel): Handle level3 cache.
2638 2010-01-14 Andi Kleen <ak@linux.intel.com>
2640 * config/i386/drivers-i386.c (host_detect_local_cpu):
2641 Fix core duo detection.
2643 2010-01-14 Andi Kleen <ak@linux.intel.com>
2645 * config/i386/drivers-i386.c (host_detect_local_cpu):
2648 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2650 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2651 (rs6000_variable_issue_1): this. Use...
2652 (rs6000_variable_issue): here. Reimplement. Print debug info.
2654 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2656 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2657 sel_restore_notes. Update all callers. Call reemit_notes
2660 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2662 PR rtl-optimization/42246
2663 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2666 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2668 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2669 all successors is the same as number of successors in current region.
2671 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2673 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2674 to rename is not separable. Otherwise check that its LHS is not NULL.
2676 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2678 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2680 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2682 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2683 available registers when failed to discover LHS register class.
2684 Fix indentation. Update comment.
2686 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2687 Alexander Monakov <amonakov@ispras.ru>
2689 PR rtl-optimization/42389
2690 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2692 (advance_state_on_fence): Likewise.
2693 (sel_target_adjust_priority): Print debug output only when
2694 sched_verbose >= 4, not 2.
2695 (get_expr_cost): Do not issue all unique insns on the next cycle.
2696 (fill_insns): Initialize can_issue_more from the value saved
2698 * sel-sched-ir.c (flist_add): New parameter issue_more.
2699 Init FENCE_ISSUE_MORE with it.
2700 (merge_fences): Likewise.
2701 (init_fences): Update call to flist_add.
2702 (add_to_fences, add_clean_fence_to_fences)
2703 (add_dirty_fence_to_fences): Likewise.
2704 (move_fence_to_fences): Update call to merge_fences.
2705 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2707 * sel-sched-ir.h (struct _fence): New field issue_more.
2708 (FENCE_ISSUE_MORE): New accessor macro.
2710 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2712 PR rtl-optimization/42388
2713 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2714 that have no predecessors nor successors. Do not call move_bb_info
2715 for empty blocks outside of current region.
2717 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2719 PR rtl-optimization/42294
2720 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2721 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2722 originators' originators.
2724 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2726 PR rtl-optimization/39453
2727 PR rtl-optimization/42246
2728 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2730 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2732 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2733 Alexander Monakov <amonakov@ispras.ru>
2736 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2737 (maybe_tidy_empty_bb): ... here. Make static. Add new
2738 argument. Update all callers.
2739 (tidy_control_flow): ... and here. Recompute topological order
2740 of basic blocks in region if necessary.
2741 (sel_redirect_edge_and_branch): Change return type. Return true
2742 if topological order might have been invalidated.
2743 (purge_empty_blocks): Export and move from...
2744 * sel-sched.c (purge_empty_blocks): ... here.
2745 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2746 (maybe_tidy_empty_bb): Delete prototype.
2747 (purge_empty_blocks): Declare.
2749 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2751 PR rtl-optimization/42249
2752 * sel-sched.c (try_replace_dest_reg): When chosen register
2753 and original register is the same, do not bail out early, but
2754 still check all original insns for validity of replacing destination
2755 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2758 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2761 Port from no-undefined-overflow branch:
2762 2009-03-09 Richard Guenther <rguenther@suse.de>
2764 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2766 2010-01-14 Richard Guenther <rguenther@suse.de>
2769 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2771 2010-01-14 Ira Rosen <irar@il.ibm.com>
2773 PR tree-optimization/42709
2774 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2775 as scalar type in creation of constant vector operand.
2777 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2780 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2781 (check-parallel-%): Match `testsuite' directory component only
2784 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2786 PR translation/39521
2787 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2790 2010-01-13 Richard Guenther <rguenther@suse.de>
2792 PR tree-optimization/42730
2793 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2796 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2799 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2800 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2803 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2805 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2806 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2807 ___umulsi3_highpart.
2809 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2810 rather than schedule_insns if the pass is enabled.
2812 2010-01-13 Martin Jambor <mjambor@suse.cz>
2814 PR tree-optimization/42704
2815 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2818 2010-01-13 Martin Jambor <mjambor@suse.cz>
2820 PR tree-optimization/42703
2821 * tree-sra.c (analyze_access_subtree): Check that we can build a
2822 reference to the original data within the aggregate.
2824 2010-01-13 Richard Guenther <rguenther@suse.de>
2826 PR tree-optimization/42705
2827 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2829 2010-01-13 Richard Guenther <rguenther@suse.de>
2832 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2834 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2837 * var-tracking.c (values_to_unmark): New variable.
2838 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2839 values_to_unmark vector. Moved body to...
2840 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2841 instead queue it into values_to_unmark vector.
2842 (vt_find_locations): Free values_to_unmark vector.
2844 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2846 * config/s390/s390.c (override_options): Set
2847 default of max-pending-list-length to 256
2849 2010-01-13 Richard Guenther <rguenther@suse.de>
2852 * tree-pass.h (PROP_gimple_lcx): New.
2853 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2854 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2855 before the final cleanup_eh.
2856 (dump_properties): Dump PROP_gimple_lcx.
2857 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2858 (tree_lower_complex_O0): Remove.
2859 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2860 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2861 tree_lower_complex, schedule TODO_update_ssa.
2862 * lto-streamer-out.c (output_function): Stream the functions
2864 * lto-streamer-in.c (input_function): Likewise.
2865 (lto_read_body): Do not override them here.
2867 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2870 * c-typeck.c (build_c_cast): Fold value cast to union type before
2871 wrapping it in a CONSTRUCTOR.
2873 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2875 PR rtl-optimization/42699
2876 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2879 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2881 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2882 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2883 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2884 SUBTARGET_WARN_UNUSED_SPEC): ... here
2885 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2887 2010-01-12 Julian Brown <julian@codesourcery.com>
2889 * config/arm/neon-schedgen.ml (Utils): Don't try to
2890 open missing module.
2891 (find_with_result): New.
2893 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2896 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2897 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2899 PR tree-optimization/42645
2900 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2901 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2902 decl_map, set processing_debug_stmt to -1 and return name without
2905 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2907 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2908 binutils version, and reword target configuration description.
2910 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2912 * config/avr/avr.h (LINKER_NAME): Remove.
2914 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2917 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2918 that support VSX, warn for -mno-altivec if vsx is not disabled,
2921 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2922 Shujing Zhao <pearly.zhao@oracle.com>
2924 PR translation/42469
2925 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2926 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2927 character between option name and help text.
2928 * c.opt (imultilib): Likewise.
2930 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2932 * lto-streamer-out.c (output_unreferenced_globals): Output static
2935 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2937 PR rtl-optimization/42621
2938 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2939 optimizing for size.
2940 (duplicate_computed_gotos): Remove now-redundant check.
2942 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2945 * configure.ac: Save and restore LDFLAGS and LIBS
2946 * configure: Regenerate.
2948 2010-01-10 Richard Guenther <rguenther@suse.de>
2951 * builtins.c (fold_builtin_strlen): Add type argument and
2952 convert the resulting length to it.
2953 (fold_builtin_1): Adjust.
2955 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2957 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2958 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2960 (num_insns_constant_wide): Adjust for that change.
2962 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2965 * web.c (union_defs): Add used argument, to combine uses of
2967 (entry_register): Adjust type and tests of used argument.
2968 (web_main): Widen used for new use. Pass it to union_defs.
2969 * df.h (union_defs): Adjust prototype.
2971 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2974 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2975 uses in new incoming argument. Free body.
2976 (reset_debug_uses_in_loop): New.
2977 (analyze_insn_to_expand_var): Call the latter if the former found
2978 anything. Fix whitespace. Reject invalid dest overlaps before
2979 going through all insns in the loop.
2981 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2984 * haifa-sched.c (dying_use_p): Debug insns don't count.
2986 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2989 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2990 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2991 (verify_gimple_call): Reject LHS in noreturn calls.
2993 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2997 * tree-vect-loop-manip.c (adjust_info): New type.
2998 (adjust_vec): New pointer to vector.
2999 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3000 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3001 (slpeel_update_phis_for_duplicate_loop): Use them.
3002 (slpeel_update_phi_nodes_for_guard1): Likewise.
3003 (slpeel_update_phi_nodes_for_guard2): Likewise.
3004 (slpeel_tree_peel_loop_to_edge): Likewise.
3005 (vect_update_ivs_after_vectorizer): Likewise.
3007 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3009 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3010 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3012 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3014 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3015 bogus uninitialized warning.
3017 2010-01-09 Richard Guenther <rguenther@suse.de>
3020 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3021 the evolution is compatible with the initial condition.
3023 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3025 * gcc.c (process_command): Update copyright notice dates.
3026 * gcov.c (print_version): Likewise.
3027 * gcov-dump.c (print_version): Likewise.
3028 * mips-tfile.c (main): Likewise.
3029 * mips-tdump.c (main): Likewise.
3031 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3034 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3036 (rotlhi3_8): Delete.
3038 (rotlsi3_8): Delete.
3039 (rotlsi3_16): Delete.
3040 (rotlsi3_24): Delete.
3042 (*rotw<mode>3): New.
3043 (*rotb<mode>3): New.
3044 * config/avr/avr.c (avr_rotate_bytes): New function.
3045 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3047 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3050 * configure.ac: Modify -rdynamic check.
3051 * configure: Regenerate.
3053 2010-01-08 DJ Delorie <dj@redhat.com>
3055 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3056 register popping order.
3058 2010-01-08 Richard Guenther <rguenther@suse.de>
3061 * c.opt (fsigned-char): Also let LTO handle this option.
3062 (funsigned-char): Likewise.
3064 2010-01-07 Richard Guenther <rguenther@suse.de>
3066 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3067 (gimple_op): Likewise.
3068 (gimple_op_ptr): Likewise.
3069 (gimple_assign_set_lhs): Remove gcc_assert.
3070 (gimple_assign_set_rhs1): Likewise.
3071 (gimple_assign_set_rhs2): Likewise.
3072 (gimple_call_set_lhs): Likewise.
3073 (gimple_call_set_fn): Likewise.
3074 (gimple_call_set_fndecl): Likewise.
3075 (gimple_call_fndecl): Likewise.
3076 (gimple_call_return_type): Likewise.
3077 (gimple_call_set_chain): Likewise.
3078 (gimple_call_num_args): Likewise.
3079 (gimple_call_set_arg): Likewise.
3080 (gimple_cond_set_code): Likewise.
3081 (gimple_cond_set_lhs): Likewise.
3082 (gimple_cond_set_rhs): Likewise.
3083 (gimple_cond_set_true_label): Likewise.
3084 (gimple_cond_set_false_label): Likewise.
3085 (gimple_label_set_label): Likewise.
3086 (gimple_goto_set_dest): Likewise.
3087 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3088 (gimple_debug_bind_get_value): Likewise.
3089 (gimple_debug_bind_get_value_ptr): Likewise.
3090 (gimple_debug_bind_set_var): Likewise.
3091 (gimple_debug_bind_set_value): Likewise.
3092 (gimple_debug_bind_reset_value): Likewise.
3093 (gimple_debug_bind_has_value_p): Likewise.
3094 (gimple_return_retval_ptr): Remove gcc_assert.
3095 (gimple_return_retval): Likewise.
3096 (gimple_return_set_retval): Likewise.
3097 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3098 (safe_referenced_var_iterator): Remove.
3099 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3100 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3101 (fill_referenced_var_vec): Remove.
3102 (first_readonly_imm_use): Remove redundant gcc_assert.
3103 (phi_arg_index_from_use): Combine gcc_asserts.
3104 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3105 (first_imm_use_stmt): Remove redundant gcc_assert.
3106 * tree-cfg.c (verify_gimple_call): Verify function and chain
3107 operands. Verify arguments.
3108 (verify_types_in_gimple_stmt): Verify condition code and labels.
3110 2010-01-07 Richard Guenther <rguenther@suse.de>
3112 PR tree-optimization/42641
3113 * sese.c (rename_map_elt_info): Use the SSA name version, do
3116 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3118 PR tree-optimization/42625
3119 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3120 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3122 2010-01-07 Duncan Sands <baldrick@free.fr>
3124 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3126 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3129 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3130 note itself is not function_invariant_p.
3132 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3134 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3135 Do not add the DF_NOTE problem.
3136 * store-motion.c (execute_rtl_store_motion): Likewise.
3138 2010-01-07 Martin Jambor <mjambor@suse.cz>
3140 PR tree-optimization/42157
3141 * tree-sra.c (compare_access_positions): Stabilize sort if both
3142 accesses have integer types, return zero immediately if they are the
3145 2010-01-06 Richard Henderson <rth@redhat.com>
3148 * haifa-sched.c (add_to_note_list): Merge into ...
3149 (concat_note_lists): ... here, and ...
3150 (unlink_other_notes, rm_other_notes): Merge into...
3151 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3152 NOTE_INSN_EPILOGUE_BEG.
3154 2010-01-06 Richard Guenther <rguenther@suse.de>
3156 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3157 not inline regular functions into always-inline functions.
3159 2010-01-06 Nick Clifton <nickc@redhat.com>
3161 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3162 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3164 (OVERRIDE_OPTIONS): Delete.
3165 (OPTIMIZATION_OPTIONS): Define.
3166 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3167 * config/rx/rx.c (rx_handle_option): Issue an error message if
3168 -mcpu=rx200 and -fpu are used together.
3169 (rx_set_optimization_options): New function. Issue an error
3170 message if an optimization attribute attempts to reset the FPU/
3171 math optimization pairing.
3172 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3173 * config/rx/rx.opt: Set the default to 32-bit doubles.
3174 * config/rx/t-rx: Add multilibs for -nofpu option.
3175 * doc/invoke.texi: Update documentation of RX options.
3177 2010-01-06 Richard Guenther <rguenther@suse.de>
3179 * tree-ssa-pre.c (name_to_id): New global.
3180 (alloc_expression_id): Simplify SSA name handling.
3181 (lookup_expression_id): Likewise.
3182 (init_pre): Zero name_to_id.
3183 (fini_pre): Free it.
3185 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3187 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3189 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3192 * config/i386/sse.md (smaxv2di3): New.
3193 (umaxv2di3): Likewise.
3194 (sminv2di3): Likewise.
3195 (uminv2di3): Likewise.
3197 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3200 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3201 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3202 (legitimize_tls_address): Likewise.
3203 (sparc_tls_referenced_p): Likewise.
3204 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3205 and adjust calls to legitimize_pic_address.
3206 (legitimate_constant_p) Use sparc_tls_referenced_p.
3207 (legitimate_pic_operand_p): Likewise.
3208 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3209 (sparc_tls_symbol_ref_1): Delete.
3210 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3211 (legitimize_tls_address): Make static, handle CONST patterns.
3212 (legitimize_pic_address): Make static, remove unused parameter and
3213 adjust recursive calls.
3214 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3215 and adjust call to legitimize_pic_address.
3216 (sparc_output_mi_thunk): Likewise.
3218 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3219 H.J. Lu <hongjiu.lu@intel.com>
3222 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3223 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3224 operands to make them signed.
3227 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3230 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3231 GTU to GT for V4SI and V2DI.
3233 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3234 (umin<mode>3): Removed.
3236 (uminv4si3): Likewise.
3238 2010-01-05 Martin Jambor <mjambor@suse.cz>
3240 PR tree-optimization/42462
3241 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3242 current_function_decl to helper functions and macros.
3244 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3247 * flags.h: Don't include real.h.
3248 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3249 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3250 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3251 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3252 * dominance.c: Update copyright.
3253 * gimple.c (walk_gimple_op): Remove inline.
3254 * tree-ssa-reassoc.c: Include real.h.
3255 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3256 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3258 2010-01-05 Nick Clifton <nickc@redhat.com>
3260 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3261 register to push into the stack frame when the accumulator has to
3262 be saved during interrupts.
3264 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3266 * doc/invoke.texi: Remove the documentation about option
3268 * common.opt (Wunreachable-code): Preserved for backward
3270 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3271 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3272 the backward compatibility flag section.
3274 2010-01-05 Richard Guenther <rguenther@suse.de>
3276 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3278 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3281 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3283 PR tree-optimization/42508
3284 * tree-sra.c (convert_callers): Check for recursive call
3285 by comparing cgraph nodes instead of decls.
3286 (modify_function): Call ipa_modify_formal_parameters also
3287 on all same_body aliases.
3289 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3290 cgraph nodes when checking for same_body aliases.
3292 2010-01-05 Richard Guenther <rguenther@suse.de>
3294 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3295 allocation and lookup.
3296 (get_or_alloc_expr_for_constant): Likewise.
3297 (phi_translate): Sink allocation.
3299 2010-01-04 Richard Guenther <rguenther@suse.de>
3301 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3302 a new entry only if needed.
3303 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3304 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3306 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3308 (phi_translate): Handle CONSTANTs early.
3310 2010-01-04 Martin Jambor <mjambor@suse.cz>
3312 PR tree-optimization/42398
3313 * tree-sra.c (struct access): Removed flag grp_different_types.
3314 (dump_access): Do not dump the removed flag.
3315 (sort_and_splice_var_accesses): Do not set the removed flag.
3316 (sra_modify_expr): Check for type compatibility directly.
3318 2010-01-04 Martin Jambor <mjambor@suse.cz>
3320 PR tree-optimization/42366
3321 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3322 edges with variable number of parameters.
3323 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3324 flag instead of asserting it.
3325 (ipa_read_node_info): Read uses_analysis_done flag.
3327 2010-01-04 Richard Guenther <rguenther@suse.de>
3329 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3330 iterative_hash_* as intended.
3331 (vn_reference_compute_hash): Likewise. Simplify hashing
3333 (vn_reference_lookup_2): Likewise.
3334 (vn_nary_op_compute_hash): Likewise.
3335 (vn_phi_compute_hash): Likewise.
3336 (expressions_equal_p): Remove strange code.
3337 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3338 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3339 (bitmap_insert_into_set_1): Take value-id as parameter.
3340 (add_to_value): Pass it.
3341 (bitmap_insert_into_set): Likewise.
3342 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3344 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3347 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3348 (do_self_spec): For switches with SWITCH_IGNORE set set also
3349 SWITCH_IGNORE_PERMANENTLY.
3350 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3353 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3355 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3356 tree of an unreferenced global var.
3358 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3361 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3362 GTU to GT for V4SI and V2DI.
3364 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3365 (umin<mode>3): Removed.
3367 (uminv4si3): Likewise.
3369 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3372 * collect2.c (main): Turn on trace in collect2 if -v is passed
3375 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3377 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3378 description of expression operand.
3380 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3382 * configure.ac: Add install-html to target_list for Make-hooks.
3383 * configure: Regenerate.
3384 * fortran/Make-lang.in (F95_HTMLFILES): New.
3385 (fortran.html): Use it.
3386 (fortran.install-html): New.
3387 * Makefile.in (install-html): Add lang.install-html.
3388 * java/Make-lang.in (JAVA_HTMLFILES): New.
3389 (java.html): Use it.
3390 (java.install-html): New.
3391 * objc/Make-lang.in (objc.install-html): New.
3392 * objcp/Make-lang.in (obj-c++.install-html): New.
3393 * cp/Make-lang.in (c++.install-html): New.
3394 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3395 * lto/Make-lang.in (lto.install-html): New.
3397 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3400 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3402 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3404 PR rtl-optimization/41862
3405 * store-motion.c (store_killed_in_insn, compute_store_table,
3406 remove_reachable_equiv_notes, replace_store_insn,
3407 build_store_vectors): Ignore all DEBUG_INSNs.
3409 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3412 * common.opt: Add dumpdir.
3414 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3416 (option_map): Add --dumpdir.
3418 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3420 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3422 * opts.c (decode_options): Try dump_dir_name first if
3423 dump_base_name isn't an absolute path.
3424 (common_handle_option): Handle OPT_dumpdir.
3426 * toplev.c (dump_dir_name): New.
3427 (print_switch_values): Also ignore -dumpdir.
3429 * toplev.h (dump_dir_name): New.
3431 2010-01-03 Richard Guenther <rguenther@suse.de>
3433 PR tree-optimization/42589
3434 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3435 double-word expansion of bswap32.
3437 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3439 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3440 with BLOCK_FOR_INSN.
3441 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3442 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3443 noce_process_if_block): Likewise.
3444 * gcse.c (compute_local_properties, insert_expr_in_table,
3445 insert_set_in_table, canon_list_insert, find_avail_set,
3446 pre_insert_copy_insn): Likewise.
3448 * basic-block.h (BLOCK_NUM): Move from here...
3449 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3451 2010-01-03 Richard Guenther <rguenther@suse.de>
3453 PR tree-optimization/42438
3454 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3455 contains_may_not_return_call flag.
3456 (BB_MAY_NOTRETURN): New.
3457 (valid_in_sets): Trapping nary operations are not valid
3458 in blocks that may not return.
3459 (insert_into_preds_of_block): Remove check for trapping expressions.
3460 (compute_avail): Compute also BB_MAY_NOTRETURN.
3462 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3464 * doc/invoke.texi: Add 2010 to copyright years.
3466 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3468 * config/sparc/sparc.c: Fix formatting nits.
3470 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3471 Alexander Monakov <amonakov@ispras.ru>
3473 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3475 2010-01-02 Richard Guenther <rguenther@suse.de>
3478 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3479 (simplify_switch_using_ranges): Mark to be removed edges
3482 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3484 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3486 * collect2.c (scan_libraries): Add missing argument in call to
3489 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3492 * config/alpha/predicates.md (aligned_memory_operand): Return false
3494 (unaligned_memory_operand): Return true for CQImode.
3495 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3496 doesn not cross aligned SImode word boundary.
3498 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3500 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3502 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3503 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3505 2010-01-02 Richard Guenther <rguenther@suse.de>
3508 * toplev.c (compile_file): Emit LTO marker properly. Change
3510 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3512 2010-01-01 Richard Guenther <rguenther@suse.de>
3515 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3517 2010-01-01 Richard Guenther <rguenther@suse.de>
3520 * c-decl.c (grokdeclarator): For zero-size arrays force
3521 structural equality checks as layout_type does.
3523 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3525 * builtins.c: Update copyright to 2010.
3527 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3530 * lto-streamer-out.c (produce_asm): Revert the last change.
3531 (copy_function): Likewise.
3533 * lto-streamer.c (lto_get_section_name): Skip any leading
3536 2010-01-01 Richard Guenther <rguenther@suse.de>
3539 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3543 Copyright (C) 2010 Free Software Foundation, Inc.
3545 Copying and distribution of this file, with or without modification,
3546 are permitted in any medium without royalty provided the copyright
3547 notice and this notice are preserved.