1 2010-01-15 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9 to allow generation of the xssqrtdp instruction on power7.
12 2010-01-14 Jakub Jelinek <jakub@redhat.com>
15 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
16 functions with noreturn attribute.
19 * varasm.c (declare_weak): Add weak attribute to decl if it
20 doesn't have one already.
21 (assemble_external): Only add decls to weak_decls if they also
24 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
26 * var-tracking.c (var_reg_delete): Don't delete the association
27 between REGs and values or one-part variables if the register
30 2010-01-14 Jakub Jelinek <jakub@redhat.com>
33 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
34 because its first operand is a non-localized variable.
36 2010-01-14 Martin Jambor <mjambor@suse.cz>
38 PR tree-optimization/42706
39 * tree-sra.c (encountered_recursive_call): New variable.
40 (encountered_unchangable_recursive_call): Likewise.
41 (sra_initialize): Initialize both new variables.
42 (callsite_has_enough_arguments_p): New function.
43 (scan_function): Call decl and flags check only for IPA-SRA, check
44 whether there is a recursive call and whether it has enough arguments.
45 (all_callers_have_enough_arguments_p): New function.
46 (convert_callers): Look for recursive calls only when
47 encountered_recursive_call is set.
48 (ipa_early_sra): Bail out either if
49 !all_callers_have_enough_arguments_p or
50 encountered_unchangable_recursive_call.
52 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
54 * sel-sched.c: Add 2010 to copyright years.
55 * sel-sched-ir.c: Likewise.
56 * sel-sched-ir.h: Likewise.
58 2010-01-14 Martin Jambor <mjambor@suse.cz>
60 PR tree-optimization/42714
61 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
62 constructors specially.
64 2010-01-14 Andi Kleen <ak@linux.intel.com>
66 * config/i386/drivers-i386.c (detect_caches_intel):
67 Add l2sizekb parameter and fill in.
68 (host_detect_local_cpu): Add l2sizekb, fill in.
69 Add Atom small cache heuristic.
71 2010-01-14 Andi Kleen <ak@linux.intel.com>
73 * config/i386/drivers-i386.c (detect_caches_cpuid4):
74 Add level3 parameter and fill in.
75 (detect_caches_intel): Handle level3 cache.
77 2010-01-14 Andi Kleen <ak@linux.intel.com>
79 * config/i386/drivers-i386.c (host_detect_local_cpu):
80 Fix core duo detection.
82 2010-01-14 Andi Kleen <ak@linux.intel.com>
84 * config/i386/drivers-i386.c (host_detect_local_cpu):
87 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
89 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
90 (rs6000_variable_issue_1): this. Use...
91 (rs6000_variable_issue): here. Reimplement. Print debug info.
93 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
95 * sel-sched-ir.c (sel_restore_other_notes): Rename to
96 sel_restore_notes. Update all callers. Call reemit_notes
99 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
101 PR rtl-optimization/42246
102 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
105 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
107 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
108 all successors is the same as number of successors in current region.
110 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
112 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
113 to rename is not separable. Otherwise check that its LHS is not NULL.
115 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
117 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
119 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
121 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
122 available registers when failed to discover LHS register class.
123 Fix indentation. Update comment.
125 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
126 Alexander Monakov <amonakov@ispras.ru>
128 PR rtl-optimization/42389
129 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
131 (advance_state_on_fence): Likewise.
132 (sel_target_adjust_priority): Print debug output only when
133 sched_verbose >= 4, not 2.
134 (get_expr_cost): Do not issue all unique insns on the next cycle.
135 (fill_insns): Initialize can_issue_more from the value saved
137 * sel-sched-ir.c (flist_add): New parameter issue_more.
138 Init FENCE_ISSUE_MORE with it.
139 (merge_fences): Likewise.
140 (init_fences): Update call to flist_add.
141 (add_to_fences, add_clean_fence_to_fences)
142 (add_dirty_fence_to_fences): Likewise.
143 (move_fence_to_fences): Update call to merge_fences.
144 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
146 * sel-sched-ir.h (struct _fence): New field issue_more.
147 (FENCE_ISSUE_MORE): New accessor macro.
149 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
151 PR rtl-optimization/42388
152 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
153 that have no predecessors nor successors. Do not call move_bb_info
154 for empty blocks outside of current region.
156 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
158 PR rtl-optimization/42294
159 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
160 * sel-sched.c (move_exprs_to_boundary): Transitively add all
161 originators' originators.
163 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
165 PR rtl-optimization/39453
166 PR rtl-optimization/42246
167 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
169 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
171 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
172 Alexander Monakov <amonakov@ispras.ru>
175 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
176 (maybe_tidy_empty_bb): ... here. Make static. Add new
177 argument. Update all callers.
178 (tidy_control_flow): ... and here. Recompute topological order
179 of basic blocks in region if necessary.
180 (sel_redirect_edge_and_branch): Change return type. Return true
181 if topological order might have been invalidated.
182 (purge_empty_blocks): Export and move from...
183 * sel-sched.c (purge_empty_blocks): ... here.
184 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
185 (maybe_tidy_empty_bb): Delete prototype.
186 (purge_empty_blocks): Declare.
188 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
190 PR rtl-optimization/42249
191 * sel-sched.c (try_replace_dest_reg): When chosen register
192 and original register is the same, do not bail out early, but
193 still check all original insns for validity of replacing destination
194 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
197 2010-01-14 Jakub Jelinek <jakub@redhat.com>
200 Port from no-undefined-overflow branch:
201 2009-03-09 Richard Guenther <rguenther@suse.de>
203 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
205 2010-01-14 Richard Guenther <rguenther@suse.de>
208 * gimple.c (iterative_hash_gimple_type): Avoid hashing
211 2010-01-14 Ira Rosen <irar@il.ibm.com>
213 PR tree-optimization/42709
214 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
215 as scalar type in creation of constant vector operand.
217 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
220 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
221 (check-parallel-%): Match `testsuite' directory component only
224 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
227 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
230 2010-01-13 Richard Guenther <rguenther@suse.de>
232 PR tree-optimization/42730
233 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
236 2010-01-13 Steve Ellcey <sje@cup.hp.com>
239 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
240 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
243 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
245 * config/bfin/libgcc-bfin.ver: Regenerate based on current
246 libgcc-std.ver. Add entries for ___smulsi3_highpart and
249 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
250 rather than schedule_insns if the pass is enabled.
252 2010-01-13 Martin Jambor <mjambor@suse.cz>
254 PR tree-optimization/42704
255 * tree-sra.c (sra_modify_assign): Do not delete assignments to
258 2010-01-13 Martin Jambor <mjambor@suse.cz>
260 PR tree-optimization/42703
261 * tree-sra.c (analyze_access_subtree): Check that we can build a
262 reference to the original data within the aggregate.
264 2010-01-13 Richard Guenther <rguenther@suse.de>
266 PR tree-optimization/42705
267 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
270 2010-01-13 Richard Guenther <rguenther@suse.de>
273 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
275 2010-01-13 Jakub Jelinek <jakub@redhat.com>
278 * var-tracking.c (values_to_unmark): New variable.
279 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
280 values_to_unmark vector. Moved body to...
281 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
282 instead queue it into values_to_unmark vector.
283 (vt_find_locations): Free values_to_unmark vector.
285 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
287 * config/s390/s390.c (override_options): Set
288 default of max-pending-list-length to 256
290 2010-01-13 Richard Guenther <rguenther@suse.de>
293 * tree-pass.h (PROP_gimple_lcx): New.
294 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
295 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
296 before the final cleanup_eh.
297 (dump_properties): Dump PROP_gimple_lcx.
298 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
299 (tree_lower_complex_O0): Remove.
300 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
301 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
302 tree_lower_complex, schedule TODO_update_ssa.
303 * lto-streamer-out.c (output_function): Stream the functions
305 * lto-streamer-in.c (input_function): Likewise.
306 (lto_read_body): Do not override them here.
308 2010-01-12 Joseph Myers <joseph@codesourcery.com>
311 * c-typeck.c (build_c_cast): Fold value cast to union type before
312 wrapping it in a CONSTRUCTOR.
314 2010-01-12 Jakub Jelinek <jakub@redhat.com>
316 PR rtl-optimization/42699
317 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
320 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
322 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
323 SUBTARGET_WARN_UNUSED_SPEC): Move ...
324 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
325 SUBTARGET_WARN_UNUSED_SPEC): ... here
326 * config/mips/iris5.h (LIBGCC_SPEC): Define.
328 2010-01-12 Julian Brown <julian@codesourcery.com>
330 * config/arm/neon-schedgen.ml (Utils): Don't try to
332 (find_with_result): New.
334 2010-01-12 Jakub Jelinek <jakub@redhat.com>
337 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
338 sharing when canonicalizing ({lt,ge}u (plus a b) b).
340 PR tree-optimization/42645
341 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
342 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
343 decl_map, set processing_debug_stmt to -1 and return name without
346 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
348 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
349 binutils version, and reword target configuration description.
351 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
353 * config/avr/avr.h (LINKER_NAME): Remove.
355 2010-01-11 Janis Johnson <janis187@us.ibm.com>
358 * config/rs6000/rs6000.c (rs6000_override_options): On targets
359 that support VSX, warn for -mno-altivec if vsx is not disabled,
362 2010-01-11 Joseph Myers <joseph@codesourcery.com>
363 Shujing Zhao <pearly.zhao@oracle.com>
366 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
367 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
368 character between option name and help text.
369 * c.opt (imultilib): Likewise.
371 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
373 * lto-streamer-out.c (output_unreferenced_globals): Output static
376 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
378 PR rtl-optimization/42621
379 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
381 (duplicate_computed_gotos): Remove now-redundant check.
383 2010-01-10 Steve Ellcey <sje@cup.hp.com>
386 * configure.ac: Save and restore LDFLAGS and LIBS
387 * configure: Regenerate.
389 2010-01-10 Richard Guenther <rguenther@suse.de>
392 * builtins.c (fold_builtin_strlen): Add type argument and
393 convert the resulting length to it.
394 (fold_builtin_1): Adjust.
396 2010-01-09 Jakub Jelinek <jakub@redhat.com>
398 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
399 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
401 (num_insns_constant_wide): Adjust for that change.
403 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
406 * web.c (union_defs): Add used argument, to combine uses of
408 (entry_register): Adjust type and tests of used argument.
409 (web_main): Widen used for new use. Pass it to union_defs.
410 * df.h (union_defs): Adjust prototype.
412 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
415 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
416 uses in new incoming argument. Free body.
417 (reset_debug_uses_in_loop): New.
418 (analyze_insn_to_expand_var): Call the latter if the former found
419 anything. Fix whitespace. Reject invalid dest overlaps before
420 going through all insns in the loop.
422 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
425 * haifa-sched.c (dying_use_p): Debug insns don't count.
427 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
430 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
431 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
432 (verify_gimple_call): Reject LHS in noreturn calls.
434 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
438 * tree-vect-loop-manip.c (adjust_info): New type.
439 (adjust_vec): New pointer to vector.
440 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
441 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
442 (slpeel_update_phis_for_duplicate_loop): Use them.
443 (slpeel_update_phi_nodes_for_guard1): Likewise.
444 (slpeel_update_phi_nodes_for_guard2): Likewise.
445 (slpeel_tree_peel_loop_to_edge): Likewise.
446 (vect_update_ivs_after_vectorizer): Likewise.
448 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
450 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
451 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
453 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
455 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
456 bogus uninitialized warning.
458 2010-01-09 Richard Guenther <rguenther@suse.de>
461 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
462 the evolution is compatible with the initial condition.
464 2010-01-09 Jakub Jelinek <jakub@redhat.com>
466 * gcc.c (process_command): Update copyright notice dates.
467 * gcov.c (print_version): Likewise.
468 * gcov-dump.c (print_version): Likewise.
469 * mips-tfile.c (main): Likewise.
470 * mips-tdump.c (main): Likewise.
472 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
475 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
480 (rotlsi3_16): Delete.
481 (rotlsi3_24): Delete.
485 * config/avr/avr.c (avr_rotate_bytes): New function.
486 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
488 2010-01-08 Steve Ellcey <sje@cup.hp.com>
491 * configure.ac: Modify -rdynamic check.
492 * configure: Regenerate.
494 2010-01-08 DJ Delorie <dj@redhat.com>
496 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
497 register popping order.
499 2010-01-08 Richard Guenther <rguenther@suse.de>
502 * c.opt (fsigned-char): Also let LTO handle this option.
503 (funsigned-char): Likewise.
505 2010-01-07 Richard Guenther <rguenther@suse.de>
507 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
508 (gimple_op): Likewise.
509 (gimple_op_ptr): Likewise.
510 (gimple_assign_set_lhs): Remove gcc_assert.
511 (gimple_assign_set_rhs1): Likewise.
512 (gimple_assign_set_rhs2): Likewise.
513 (gimple_call_set_lhs): Likewise.
514 (gimple_call_set_fn): Likewise.
515 (gimple_call_set_fndecl): Likewise.
516 (gimple_call_fndecl): Likewise.
517 (gimple_call_return_type): Likewise.
518 (gimple_call_set_chain): Likewise.
519 (gimple_call_num_args): Likewise.
520 (gimple_call_set_arg): Likewise.
521 (gimple_cond_set_code): Likewise.
522 (gimple_cond_set_lhs): Likewise.
523 (gimple_cond_set_rhs): Likewise.
524 (gimple_cond_set_true_label): Likewise.
525 (gimple_cond_set_false_label): Likewise.
526 (gimple_label_set_label): Likewise.
527 (gimple_goto_set_dest): Likewise.
528 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
529 (gimple_debug_bind_get_value): Likewise.
530 (gimple_debug_bind_get_value_ptr): Likewise.
531 (gimple_debug_bind_set_var): Likewise.
532 (gimple_debug_bind_set_value): Likewise.
533 (gimple_debug_bind_reset_value): Likewise.
534 (gimple_debug_bind_has_value_p): Likewise.
535 (gimple_return_retval_ptr): Remove gcc_assert.
536 (gimple_return_retval): Likewise.
537 (gimple_return_set_retval): Likewise.
538 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
539 (safe_referenced_var_iterator): Remove.
540 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
541 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
542 (fill_referenced_var_vec): Remove.
543 (first_readonly_imm_use): Remove redundant gcc_assert.
544 (phi_arg_index_from_use): Combine gcc_asserts.
545 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
546 (first_imm_use_stmt): Remove redundant gcc_assert.
547 * tree-cfg.c (verify_gimple_call): Verify function and chain
548 operands. Verify arguments.
549 (verify_types_in_gimple_stmt): Verify condition code and labels.
551 2010-01-07 Richard Guenther <rguenther@suse.de>
553 PR tree-optimization/42641
554 * sese.c (rename_map_elt_info): Use the SSA name version, do
557 2010-01-07 Jakub Jelinek <jakub@redhat.com>
559 PR tree-optimization/42625
560 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
561 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
564 2010-01-07 Duncan Sands <baldrick@free.fr>
566 * Makefile.in (PLUGIN_HEADERS): Add version.h.
568 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
571 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
572 note itself is not function_invariant_p.
574 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
576 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
577 Do not add the DF_NOTE problem.
578 * store-motion.c (execute_rtl_store_motion): Likewise.
580 2010-01-07 Martin Jambor <mjambor@suse.cz>
582 PR tree-optimization/42157
583 * tree-sra.c (compare_access_positions): Stabilize sort if both
584 accesses have integer types, return zero immediately if they are the
587 2010-01-06 Richard Henderson <rth@redhat.com>
590 * haifa-sched.c (add_to_note_list): Merge into ...
591 (concat_note_lists): ... here, and ...
592 (unlink_other_notes, rm_other_notes): Merge into...
593 (remove_notes): ... here. Create REG_SAVE_NOTEs for
594 NOTE_INSN_EPILOGUE_BEG.
596 2010-01-06 Richard Guenther <rguenther@suse.de>
598 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
599 not inline regular functions into always-inline functions.
601 2010-01-06 Nick Clifton <nickc@redhat.com>
603 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
604 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
606 (OVERRIDE_OPTIONS): Delete.
607 (OPTIMIZATION_OPTIONS): Define.
608 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
609 * config/rx/rx.c (rx_handle_option): Issue an error message if
610 -mcpu=rx200 and -fpu are used together.
611 (rx_set_optimization_options): New function. Issue an error
612 message if an optimization attribute attempts to reset the FPU/
613 math optimization pairing.
614 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
615 * config/rx/rx.opt: Set the default to 32-bit doubles.
616 * config/rx/t-rx: Add multilibs for -nofpu option.
617 * doc/invoke.texi: Update documentation of RX options.
619 2010-01-06 Richard Guenther <rguenther@suse.de>
621 * tree-ssa-pre.c (name_to_id): New global.
622 (alloc_expression_id): Simplify SSA name handling.
623 (lookup_expression_id): Likewise.
624 (init_pre): Zero name_to_id.
627 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
629 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
631 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
634 * config/i386/sse.md (smaxv2di3): New.
635 (umaxv2di3): Likewise.
636 (sminv2di3): Likewise.
637 (uminv2di3): Likewise.
639 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
642 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
643 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
644 (legitimize_tls_address): Likewise.
645 (sparc_tls_referenced_p): Likewise.
646 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
647 and adjust calls to legitimize_pic_address.
648 (legitimate_constant_p) Use sparc_tls_referenced_p.
649 (legitimate_pic_operand_p): Likewise.
650 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
651 (sparc_tls_symbol_ref_1): Delete.
652 (sparc_tls_referenced_p): Make static, recognize specific patterns.
653 (legitimize_tls_address): Make static, handle CONST patterns.
654 (legitimize_pic_address): Make static, remove unused parameter and
655 adjust recursive calls.
656 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
657 and adjust call to legitimize_pic_address.
658 (sparc_output_mi_thunk): Likewise.
660 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
661 H.J. Lu <hongjiu.lu@intel.com>
664 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
665 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
666 operands to make them signed.
669 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
672 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
673 GTU to GT for V4SI and V2DI.
675 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
676 (umin<mode>3): Removed.
678 (uminv4si3): Likewise.
680 2010-01-05 Martin Jambor <mjambor@suse.cz>
682 PR tree-optimization/42462
683 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
684 current_function_decl to helper functions and macros.
686 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
689 * flags.h: Don't include real.h.
690 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
691 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
692 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
693 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
694 * dominance.c: Update copyright.
695 * gimple.c (walk_gimple_op): Remove inline.
696 * tree-ssa-reassoc.c: Include real.h.
697 * Makefile.in (FLAGS_H): Remove $(REAL_H).
698 (tree-ssa-reassoc.o): Depend on $(REAL_H).
700 2010-01-05 Nick Clifton <nickc@redhat.com>
702 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
703 register to push into the stack frame when the accumulator has to
704 be saved during interrupts.
706 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
708 * doc/invoke.texi: Remove the documentation about option
710 * common.opt (Wunreachable-code): Preserved for backward
712 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
713 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
714 the backward compatibility flag section.
716 2010-01-05 Richard Guenther <rguenther@suse.de>
718 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
720 2010-01-05 Jakub Jelinek <jakub@redhat.com>
723 * cfgexpand.c (expand_one_var): Diagnose too large variables.
725 PR tree-optimization/42508
726 * tree-sra.c (convert_callers): Check for recursive call
727 by comparing cgraph nodes instead of decls.
728 (modify_function): Call ipa_modify_formal_parameters also
729 on all same_body aliases.
731 * cgraphunit.c (cgraph_materialize_all_clones): Compare
732 cgraph nodes when checking for same_body aliases.
734 2010-01-05 Richard Guenther <rguenther@suse.de>
736 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
737 allocation and lookup.
738 (get_or_alloc_expr_for_constant): Likewise.
739 (phi_translate): Sink allocation.
741 2010-01-04 Richard Guenther <rguenther@suse.de>
743 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
744 a new entry only if needed.
745 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
746 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
748 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
750 (phi_translate): Handle CONSTANTs early.
752 2010-01-04 Martin Jambor <mjambor@suse.cz>
754 PR tree-optimization/42398
755 * tree-sra.c (struct access): Removed flag grp_different_types.
756 (dump_access): Do not dump the removed flag.
757 (sort_and_splice_var_accesses): Do not set the removed flag.
758 (sra_modify_expr): Check for type compatibility directly.
760 2010-01-04 Martin Jambor <mjambor@suse.cz>
762 PR tree-optimization/42366
763 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
764 edges with variable number of parameters.
765 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
766 flag instead of asserting it.
767 (ipa_read_node_info): Read uses_analysis_done flag.
769 2010-01-04 Richard Guenther <rguenther@suse.de>
771 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
772 iterative_hash_* as intended.
773 (vn_reference_compute_hash): Likewise. Simplify hashing
775 (vn_reference_lookup_2): Likewise.
776 (vn_nary_op_compute_hash): Likewise.
777 (vn_phi_compute_hash): Likewise.
778 (expressions_equal_p): Remove strange code.
779 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
780 (pre_expr_hash): Likewise. Simplify hashing SSA names.
781 (bitmap_insert_into_set_1): Take value-id as parameter.
782 (add_to_value): Pass it.
783 (bitmap_insert_into_set): Likewise.
784 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
786 2010-01-04 Jakub Jelinek <jakub@redhat.com>
789 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
790 (do_self_spec): For switches with SWITCH_IGNORE set set also
791 SWITCH_IGNORE_PERMANENTLY.
792 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
795 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
797 * lto-streamer-out.c (output_unreferenced_globals): Output the full
798 tree of an unreferenced global var.
800 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
803 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
804 GTU to GT for V4SI and V2DI.
806 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
807 (umin<mode>3): Removed.
809 (uminv4si3): Likewise.
811 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
814 * collect2.c (main): Turn on trace in collect2 if -v is passed
817 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
819 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
820 description of expression operand.
822 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
824 * configure.ac: Add install-html to target_list for Make-hooks.
825 * configure: Regenerate.
826 * fortran/Make-lang.in (F95_HTMLFILES): New.
827 (fortran.html): Use it.
828 (fortran.install-html): New.
829 * Makefile.in (install-html): Add lang.install-html.
830 * java/Make-lang.in (JAVA_HTMLFILES): New.
832 (java.install-html): New.
833 * objc/Make-lang.in (objc.install-html): New.
834 * objcp/Make-lang.in (obj-c++.install-html): New.
835 * cp/Make-lang.in (c++.install-html): New.
836 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
837 * lto/Make-lang.in (lto.install-html): New.
839 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
842 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
844 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
846 PR rtl-optimization/41862
847 * store-motion.c (store_killed_in_insn, compute_store_table,
848 remove_reachable_equiv_notes, replace_store_insn,
849 build_store_vectors): Ignore all DEBUG_INSNs.
851 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
854 * common.opt: Add dumpdir.
856 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
858 (option_map): Add --dumpdir.
860 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
862 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
864 * opts.c (decode_options): Try dump_dir_name first if
865 dump_base_name isn't an absolute path.
866 (common_handle_option): Handle OPT_dumpdir.
868 * toplev.c (dump_dir_name): New.
869 (print_switch_values): Also ignore -dumpdir.
871 * toplev.h (dump_dir_name): New.
873 2010-01-03 Richard Guenther <rguenther@suse.de>
875 PR tree-optimization/42589
876 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
877 double-word expansion of bswap32.
879 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
881 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
883 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
884 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
885 noce_process_if_block): Likewise.
886 * gcse.c (compute_local_properties, insert_expr_in_table,
887 insert_set_in_table, canon_list_insert, find_avail_set,
888 pre_insert_copy_insn): Likewise.
890 * basic-block.h (BLOCK_NUM): Move from here...
891 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
893 2010-01-03 Richard Guenther <rguenther@suse.de>
895 PR tree-optimization/42438
896 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
897 contains_may_not_return_call flag.
898 (BB_MAY_NOTRETURN): New.
899 (valid_in_sets): Trapping nary operations are not valid
900 in blocks that may not return.
901 (insert_into_preds_of_block): Remove check for trapping
903 (compute_avail): Compute also BB_MAY_NOTRETURN.
905 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
907 * doc/invoke.texi: Add 2010 to copyright years.
909 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
911 * config/sparc/sparc.c: Fix formatting nits.
913 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
914 Alexander Monakov <amonakov@ispras.ru>
916 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
918 2010-01-02 Richard Guenther <rguenther@suse.de>
921 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
922 (simplify_switch_using_ranges): Mark to be removed edges
925 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
927 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
929 * collect2.c (scan_libraries): Add missing argument in call to
932 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
935 * config/alpha/predicates.md (aligned_memory_operand): Return false
937 (unaligned_memory_operand): Return true for CQImode.
938 * config/alpha/alpha.c (get_aligned_mem): Assert that location
939 doesn not cross aligned SImode word boundary.
941 2010-01-02 Anatoly Sokolov <aesok@post.ru>
943 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
945 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
946 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
948 2010-01-02 Richard Guenther <rguenther@suse.de>
951 * toplev.c (compile_file): Emit LTO marker properly. Change
953 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
955 2010-01-01 Richard Guenther <rguenther@suse.de>
958 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
960 2010-01-01 Richard Guenther <rguenther@suse.de>
963 * c-decl.c (grokdeclarator): For zero-size arrays force
964 structural equality checks as layout_type does.
966 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
968 * builtins.c: Update copyright to 2010.
970 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
973 * lto-streamer-out.c (produce_asm): Revert the last change.
974 (copy_function): Likewise.
976 * lto-streamer.c (lto_get_section_name): Skip any leading
979 2010-01-01 Richard Guenther <rguenther@suse.de>
982 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
986 Copyright (C) 2010 Free Software Foundation, Inc.
988 Copying and distribution of this file, with or without modification,
989 are permitted in any medium without royalty provided the copyright
990 notice and this notice are preserved.