1 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3 * sel-sched-ir.c (sel_restore_other_notes): Rename to sel_restore_notes.
4 Update all callers. Call reemit_notes for all insns.
6 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8 PR rtl-optimization/42246
9 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
12 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
14 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
15 all successors is the same as number of successors in current region.
17 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
19 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
20 to rename is not separable. Otherwise check that its LHS is not NULL.
22 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
24 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
26 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
28 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
29 available registers when failed to discover LHS register class.
30 Fix indentation. Update comment.
32 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
33 Alexander Monakov <amonakov@ispras.ru>
35 PR rtl-optimization/42389
36 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
38 (advance_state_on_fence): Likewise.
39 (sel_target_adjust_priority): Print debug output only when
40 sched_verbose >= 4, not 2.
41 (get_expr_cost): Do not issue all unique insns on the next cycle.
42 (fill_insns): Initialize can_issue_more from the value saved
44 * sel-sched-ir.c (flist_add): New parameter issue_more.
45 Init FENCE_ISSUE_MORE with it.
46 (merge_fences): Likewise.
47 (init_fences): Update call to flist_add.
48 (add_to_fences, add_clean_fence_to_fences)
49 (add_dirty_fence_to_fences): Likewise.
50 (move_fence_to_fences): Update call to merge_fences.
51 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
53 * sel-sched-ir.h (struct _fence): New field issue_more.
54 (FENCE_ISSUE_MORE): New accessor macro.
56 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
58 PR rtl-optimization/42388
59 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
60 that have no predecessors nor successors. Do not call move_bb_info
61 for empty blocks outside of current region.
63 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
65 PR rtl-optimization/42294
66 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
67 * sel-sched.c (move_exprs_to_boundary): Transitively add all
68 originators' originators.
70 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
72 PR rtl-optimization/39453
73 PR rtl-optimization/42246
74 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
76 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
78 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
79 Alexander Monakov <amonakov@ispras.ru>
82 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
83 (maybe_tidy_empty_bb): ... here. Make static. Add new
84 argument. Update all callers.
85 (tidy_control_flow): ... and here. Recompute topological order
86 of basic blocks in region if necessary.
87 (sel_redirect_edge_and_branch): Change return type. Return true
88 if topological order might have been invalidated.
89 (purge_empty_blocks): Export and move from...
90 * sel-sched.c (purge_empty_blocks): ... here.
91 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
92 (maybe_tidy_empty_bb): Delete prototype.
93 (purge_empty_blocks): Declare.
95 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
97 PR rtl-optimization/42249
98 * sel-sched.c (try_replace_dest_reg): When chosen register
99 and original register is the same, do not bail out early, but
100 still check all original insns for validity of replacing destination
101 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
104 2010-01-14 Jakub Jelinek <jakub@redhat.com>
107 Port from no-undefined-overflow branch
108 2009-03-09 Richard Guenther <rguenther@suse.de>
110 * fold-const.c (add_double_with_sign): Fix unsigned overflow
113 2010-01-14 Richard Guenther <rguenther@suse.de>
116 * gimple.c (iterative_hash_gimple_type): Avoid hashing
119 2010-01-14 Ira Rosen <irar@il.ibm.com>
121 PR tree-optimization/42709
122 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
123 as scalar type in creation of constant vector operand.
125 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
128 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
129 (check-parallel-%): Match `testsuite' directory component only
132 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
135 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
138 2010-01-13 Richard Guenther <rguenther@suse.de>
140 PR tree-optimization/42730
141 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
144 2010-01-13 Steve Ellcey <sje@cup.hp.com>
147 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
148 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
151 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
153 * config/bfin/libgcc-bfin.ver: Regenerate based on current
154 libgcc-std.ver. Add entries for ___smulsi3_highpart and
157 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
158 rather than schedule_insns if the pass is enabled.
160 2010-01-13 Martin Jambor <mjambor@suse.cz>
162 PR tree-optimization/42704
163 * tree-sra.c (sra_modify_assign): Do not delete assignments to
166 2010-01-13 Martin Jambor <mjambor@suse.cz>
168 PR tree-optimization/42703
169 * tree-sra.c (analyze_access_subtree): Check that we can build a
170 reference to the original data within the aggregate.
172 2010-01-13 Richard Guenther <rguenther@suse.de>
174 PR tree-optimization/42705
175 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
178 2010-01-13 Richard Guenther <rguenther@suse.de>
181 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
183 2010-01-13 Jakub Jelinek <jakub@redhat.com>
186 * var-tracking.c (values_to_unmark): New variable.
187 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
188 values_to_unmark vector. Moved body to...
189 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
190 instead queue it into values_to_unmark vector.
191 (vt_find_locations): Free values_to_unmark vector.
193 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
195 * config/s390/s390.c (override_options): Set
196 default of max-pending-list-length to 256
198 2010-01-13 Richard Guenther <rguenther@suse.de>
201 * tree-pass.h (PROP_gimple_lcx): New.
202 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
203 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
204 before the final cleanup_eh.
205 (dump_properties): Dump PROP_gimple_lcx.
206 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
207 (tree_lower_complex_O0): Remove.
208 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
209 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
210 tree_lower_complex, schedule TODO_update_ssa.
211 * lto-streamer-out.c (output_function): Stream the functions
213 * lto-streamer-in.c (input_function): Likewise.
214 (lto_read_body): Do not override them here.
216 2010-01-12 Joseph Myers <joseph@codesourcery.com>
219 * c-typeck.c (build_c_cast): Fold value cast to union type before
220 wrapping it in a CONSTRUCTOR.
222 2010-01-12 Jakub Jelinek <jakub@redhat.com>
224 PR rtl-optimization/42699
225 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
228 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
230 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
231 SUBTARGET_WARN_UNUSED_SPEC): Move ...
232 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
233 SUBTARGET_WARN_UNUSED_SPEC): ... here
234 * config/mips/iris5.h (LIBGCC_SPEC): Define.
236 2010-01-12 Julian Brown <julian@codesourcery.com>
238 * config/arm/neon-schedgen.ml (Utils): Don't try to
240 (find_with_result): New.
242 2010-01-12 Jakub Jelinek <jakub@redhat.com>
245 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
246 sharing when canonicalizing ({lt,ge}u (plus a b) b).
248 PR tree-optimization/42645
249 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
250 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
251 decl_map, set processing_debug_stmt to -1 and return name without
254 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
256 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
257 binutils version, and reword target configuration description.
259 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
261 * config/avr/avr.h (LINKER_NAME): Remove.
263 2010-01-11 Janis Johnson <janis187@us.ibm.com>
266 * config/rs6000/rs6000.c (rs6000_override_options): On targets
267 that support VSX, warn for -mno-altivec if vsx is not disabled,
270 2010-01-11 Joseph Myers <joseph@codesourcery.com>
271 Shujing Zhao <pearly.zhao@oracle.com>
274 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
275 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
276 character between option name and help text.
277 * c.opt (imultilib): Likewise.
279 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
281 * lto-streamer-out.c (output_unreferenced_globals): Output static
284 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
286 PR rtl-optimization/42621
287 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
289 (duplicate_computed_gotos): Remove now-redundant check.
291 2010-01-10 Steve Ellcey <sje@cup.hp.com>
294 * configure.ac: Save and restore LDFLAGS and LIBS
295 * configure: Regenerate.
297 2010-01-10 Richard Guenther <rguenther@suse.de>
300 * builtins.c (fold_builtin_strlen): Add type argument and
301 convert the resulting length to it.
302 (fold_builtin_1): Adjust.
304 2010-01-09 Jakub Jelinek <jakub@redhat.com>
306 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
307 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
309 (num_insns_constant_wide): Adjust for that change.
311 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
314 * web.c (union_defs): Add used argument, to combine uses of
316 (entry_register): Adjust type and tests of used argument.
317 (web_main): Widen used for new use. Pass it to union_defs.
318 * df.h (union_defs): Adjust prototype.
320 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
323 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
324 uses in new incoming argument. Free body.
325 (reset_debug_uses_in_loop): New.
326 (analyze_insn_to_expand_var): Call the latter if the former found
327 anything. Fix whitespace. Reject invalid dest overlaps before
328 going through all insns in the loop.
330 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
333 * haifa-sched.c (dying_use_p): Debug insns don't count.
335 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
338 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
339 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
340 (verify_gimple_call): Reject LHS in noreturn calls.
342 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
346 * tree-vect-loop-manip.c (adjust_info): New type.
347 (adjust_vec): New pointer to vector.
348 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
349 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
350 (slpeel_update_phis_for_duplicate_loop): Use them.
351 (slpeel_update_phi_nodes_for_guard1): Likewise.
352 (slpeel_update_phi_nodes_for_guard2): Likewise.
353 (slpeel_tree_peel_loop_to_edge): Likewise.
354 (vect_update_ivs_after_vectorizer): Likewise.
356 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
358 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
359 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
361 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
363 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
364 bogus uninitialized warning.
366 2010-01-09 Richard Guenther <rguenther@suse.de>
369 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
370 the evolution is compatible with the initial condition.
372 2010-01-09 Jakub Jelinek <jakub@redhat.com>
374 * gcc.c (process_command): Update copyright notice dates.
375 * gcov.c (print_version): Likewise.
376 * gcov-dump.c (print_version): Likewise.
377 * mips-tfile.c (main): Likewise.
378 * mips-tdump.c (main): Likewise.
380 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
383 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
388 (rotlsi3_16): Delete.
389 (rotlsi3_24): Delete.
393 * config/avr/avr.c (avr_rotate_bytes): New function.
394 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
396 2010-01-08 Steve Ellcey <sje@cup.hp.com>
399 * configure.ac: Modify -rdynamic check.
400 * configure: Regenerate.
402 2010-01-08 DJ Delorie <dj@redhat.com>
404 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
405 register popping order.
407 2010-01-08 Richard Guenther <rguenther@suse.de>
410 * c.opt (fsigned-char): Also let LTO handle this option.
411 (funsigned-char): Likewise.
413 2010-01-07 Richard Guenther <rguenther@suse.de>
415 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
416 (gimple_op): Likewise.
417 (gimple_op_ptr): Likewise.
418 (gimple_assign_set_lhs): Remove gcc_assert.
419 (gimple_assign_set_rhs1): Likewise.
420 (gimple_assign_set_rhs2): Likewise.
421 (gimple_call_set_lhs): Likewise.
422 (gimple_call_set_fn): Likewise.
423 (gimple_call_set_fndecl): Likewise.
424 (gimple_call_fndecl): Likewise.
425 (gimple_call_return_type): Likewise.
426 (gimple_call_set_chain): Likewise.
427 (gimple_call_num_args): Likewise.
428 (gimple_call_set_arg): Likewise.
429 (gimple_cond_set_code): Likewise.
430 (gimple_cond_set_lhs): Likewise.
431 (gimple_cond_set_rhs): Likewise.
432 (gimple_cond_set_true_label): Likewise.
433 (gimple_cond_set_false_label): Likewise.
434 (gimple_label_set_label): Likewise.
435 (gimple_goto_set_dest): Likewise.
436 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
437 (gimple_debug_bind_get_value): Likewise.
438 (gimple_debug_bind_get_value_ptr): Likewise.
439 (gimple_debug_bind_set_var): Likewise.
440 (gimple_debug_bind_set_value): Likewise.
441 (gimple_debug_bind_reset_value): Likewise.
442 (gimple_debug_bind_has_value_p): Likewise.
443 (gimple_return_retval_ptr): Remove gcc_assert.
444 (gimple_return_retval): Likewise.
445 (gimple_return_set_retval): Likewise.
446 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
447 (safe_referenced_var_iterator): Remove.
448 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
449 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
450 (fill_referenced_var_vec): Remove.
451 (first_readonly_imm_use): Remove redundant gcc_assert.
452 (phi_arg_index_from_use): Combine gcc_asserts.
453 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
454 (first_imm_use_stmt): Remove redundant gcc_assert.
455 * tree-cfg.c (verify_gimple_call): Verify function and chain
456 operands. Verify arguments.
457 (verify_types_in_gimple_stmt): Verify condition code and labels.
459 2010-01-07 Richard Guenther <rguenther@suse.de>
461 PR tree-optimization/42641
462 * sese.c (rename_map_elt_info): Use the SSA name version, do
465 2010-01-07 Jakub Jelinek <jakub@redhat.com>
467 PR tree-optimization/42625
468 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
469 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
472 2010-01-07 Duncan Sands <baldrick@free.fr>
474 * Makefile.in (PLUGIN_HEADERS): Add version.h.
476 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
479 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
480 note itself is not function_invariant_p.
482 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
484 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
485 Do not add the DF_NOTE problem.
486 * store-motion.c (execute_rtl_store_motion): Likewise.
488 2010-01-07 Martin Jambor <mjambor@suse.cz>
490 PR tree-optimization/42157
491 * tree-sra.c (compare_access_positions): Stabilize sort if both
492 accesses have integer types, return zero immediately if they are the
495 2010-01-06 Richard Henderson <rth@redhat.com>
498 * haifa-sched.c (add_to_note_list): Merge into ...
499 (concat_note_lists): ... here, and ...
500 (unlink_other_notes, rm_other_notes): Merge into...
501 (remove_notes): ... here. Create REG_SAVE_NOTEs for
502 NOTE_INSN_EPILOGUE_BEG.
504 2010-01-06 Richard Guenther <rguenther@suse.de>
506 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
507 not inline regular functions into always-inline functions.
509 2010-01-06 Nick Clifton <nickc@redhat.com>
511 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
512 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
514 (OVERRIDE_OPTIONS): Delete.
515 (OPTIMIZATION_OPTIONS): Define.
516 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
517 * config/rx/rx.c (rx_handle_option): Issue an error message if
518 -mcpu=rx200 and -fpu are used together.
519 (rx_set_optimization_options): New function. Issue an error
520 message if an optimization attribute attempts to reset the FPU/
521 math optimization pairing.
522 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
523 * config/rx/rx.opt: Set the default to 32-bit doubles.
524 * config/rx/t-rx: Add multilibs for -nofpu option.
525 * doc/invoke.texi: Update documentation of RX options.
527 2010-01-06 Richard Guenther <rguenther@suse.de>
529 * tree-ssa-pre.c (name_to_id): New global.
530 (alloc_expression_id): Simplify SSA name handling.
531 (lookup_expression_id): Likewise.
532 (init_pre): Zero name_to_id.
535 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
537 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
539 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
542 * config/i386/sse.md (smaxv2di3): New.
543 (umaxv2di3): Likewise.
544 (sminv2di3): Likewise.
545 (uminv2di3): Likewise.
547 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
550 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
551 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
552 (legitimize_tls_address): Likewise.
553 (sparc_tls_referenced_p): Likewise.
554 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
555 and adjust calls to legitimize_pic_address.
556 (legitimate_constant_p) Use sparc_tls_referenced_p.
557 (legitimate_pic_operand_p): Likewise.
558 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
559 (sparc_tls_symbol_ref_1): Delete.
560 (sparc_tls_referenced_p): Make static, recognize specific patterns.
561 (legitimize_tls_address): Make static, handle CONST patterns.
562 (legitimize_pic_address): Make static, remove unused parameter and
563 adjust recursive calls.
564 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
565 and adjust call to legitimize_pic_address.
566 (sparc_output_mi_thunk): Likewise.
568 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
569 H.J. Lu <hongjiu.lu@intel.com>
572 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
573 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
574 operands to make them signed.
577 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
580 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
581 GTU to GT for V4SI and V2DI.
583 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
584 (umin<mode>3): Removed.
586 (uminv4si3): Likewise.
588 2010-01-05 Martin Jambor <mjambor@suse.cz>
590 PR tree-optimization/42462
591 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
592 current_function_decl to helper functions and macros.
594 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
597 * flags.h: Don't include real.h.
598 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
599 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
600 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
601 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
602 * dominance.c: Update copyright.
603 * gimple.c (walk_gimple_op): Remove inline.
604 * tree-ssa-reassoc.c: Include real.h.
605 * Makefile.in (FLAGS_H): Remove $(REAL_H).
606 (tree-ssa-reassoc.o): Depend on $(REAL_H).
608 2010-01-05 Nick Clifton <nickc@redhat.com>
610 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
611 register to push into the stack frame when the accumulator has to
612 be saved during interrupts.
614 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
616 * doc/invoke.texi: Remove the documentation about option
618 * common.opt (Wunreachable-code): Preserved for backward
620 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
621 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
622 the backward compatibility flag section.
624 2010-01-05 Richard Guenther <rguenther@suse.de>
626 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
628 2010-01-05 Jakub Jelinek <jakub@redhat.com>
631 * cfgexpand.c (expand_one_var): Diagnose too large variables.
633 PR tree-optimization/42508
634 * tree-sra.c (convert_callers): Check for recursive call
635 by comparing cgraph nodes instead of decls.
636 (modify_function): Call ipa_modify_formal_parameters also
637 on all same_body aliases.
639 * cgraphunit.c (cgraph_materialize_all_clones): Compare
640 cgraph nodes when checking for same_body aliases.
642 2010-01-05 Richard Guenther <rguenther@suse.de>
644 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
645 allocation and lookup.
646 (get_or_alloc_expr_for_constant): Likewise.
647 (phi_translate): Sink allocation.
649 2010-01-04 Richard Guenther <rguenther@suse.de>
651 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
652 a new entry only if needed.
653 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
654 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
656 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
658 (phi_translate): Handle CONSTANTs early.
660 2010-01-04 Martin Jambor <mjambor@suse.cz>
662 PR tree-optimization/42398
663 * tree-sra.c (struct access): Removed flag grp_different_types.
664 (dump_access): Do not dump the removed flag.
665 (sort_and_splice_var_accesses): Do not set the removed flag.
666 (sra_modify_expr): Check for type compatibility directly.
668 2010-01-04 Martin Jambor <mjambor@suse.cz>
670 PR tree-optimization/42366
671 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
672 edges with variable number of parameters.
673 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
674 flag instead of asserting it.
675 (ipa_read_node_info): Read uses_analysis_done flag.
677 2010-01-04 Richard Guenther <rguenther@suse.de>
679 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
680 iterative_hash_* as intended.
681 (vn_reference_compute_hash): Likewise. Simplify hashing
683 (vn_reference_lookup_2): Likewise.
684 (vn_nary_op_compute_hash): Likewise.
685 (vn_phi_compute_hash): Likewise.
686 (expressions_equal_p): Remove strange code.
687 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
688 (pre_expr_hash): Likewise. Simplify hashing SSA names.
689 (bitmap_insert_into_set_1): Take value-id as parameter.
690 (add_to_value): Pass it.
691 (bitmap_insert_into_set): Likewise.
692 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
694 2010-01-04 Jakub Jelinek <jakub@redhat.com>
697 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
698 (do_self_spec): For switches with SWITCH_IGNORE set set also
699 SWITCH_IGNORE_PERMANENTLY.
700 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
703 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
705 * lto-streamer-out.c (output_unreferenced_globals): Output the full
706 tree of an unreferenced global var.
708 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
711 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
712 GTU to GT for V4SI and V2DI.
714 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
715 (umin<mode>3): Removed.
717 (uminv4si3): Likewise.
719 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
722 * collect2.c (main): Turn on trace in collect2 if -v is passed
725 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
727 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
728 description of expression operand.
730 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
732 * configure.ac: Add install-html to target_list for Make-hooks.
733 * configure: Regenerate.
734 * fortran/Make-lang.in (F95_HTMLFILES): New.
735 (fortran.html): Use it.
736 (fortran.install-html): New.
737 * Makefile.in (install-html): Add lang.install-html.
738 * java/Make-lang.in (JAVA_HTMLFILES): New.
740 (java.install-html): New.
741 * objc/Make-lang.in (objc.install-html): New.
742 * objcp/Make-lang.in (obj-c++.install-html): New.
743 * cp/Make-lang.in (c++.install-html): New.
744 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
745 * lto/Make-lang.in (lto.install-html): New.
747 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
750 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
752 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
754 PR rtl-optimization/41862
755 * store-motion.c (store_killed_in_insn, compute_store_table,
756 remove_reachable_equiv_notes, replace_store_insn,
757 build_store_vectors): Ignore all DEBUG_INSNs.
759 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
762 * common.opt: Add dumpdir.
764 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
766 (option_map): Add --dumpdir.
768 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
770 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
772 * opts.c (decode_options): Try dump_dir_name first if
773 dump_base_name isn't an absolute path.
774 (common_handle_option): Handle OPT_dumpdir.
776 * toplev.c (dump_dir_name): New.
777 (print_switch_values): Also ignore -dumpdir.
779 * toplev.h (dump_dir_name): New.
781 2010-01-03 Richard Guenther <rguenther@suse.de>
783 PR tree-optimization/42589
784 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
785 double-word expansion of bswap32.
787 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
789 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
791 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
792 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
793 noce_process_if_block): Likewise.
794 * gcse.c (compute_local_properties, insert_expr_in_table,
795 insert_set_in_table, canon_list_insert, find_avail_set,
796 pre_insert_copy_insn): Likewise.
798 * basic-block.h (BLOCK_NUM): Move from here...
799 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
801 2010-01-03 Richard Guenther <rguenther@suse.de>
803 PR tree-optimization/42438
804 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
805 contains_may_not_return_call flag.
806 (BB_MAY_NOTRETURN): New.
807 (valid_in_sets): Trapping nary operations are not valid
808 in blocks that may not return.
809 (insert_into_preds_of_block): Remove check for trapping
811 (compute_avail): Compute also BB_MAY_NOTRETURN.
813 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
815 * doc/invoke.texi: Add 2010 to copyright years.
817 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
819 * config/sparc/sparc.c: Fix formatting nits.
821 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
822 Alexander Monakov <amonakov@ispras.ru>
824 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
826 2010-01-02 Richard Guenther <rguenther@suse.de>
829 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
830 (simplify_switch_using_ranges): Mark to be removed edges
833 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
835 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
837 * collect2.c (scan_libraries): Add missing argument in call to
840 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
843 * config/alpha/predicates.md (aligned_memory_operand): Return false
845 (unaligned_memory_operand): Return true for CQImode.
846 * config/alpha/alpha.c (get_aligned_mem): Assert that location
847 doesn not cross aligned SImode word boundary.
849 2010-01-02 Anatoly Sokolov <aesok@post.ru>
851 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
853 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
854 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
856 2010-01-02 Richard Guenther <rguenther@suse.de>
859 * toplev.c (compile_file): Emit LTO marker properly. Change
861 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
863 2010-01-01 Richard Guenther <rguenther@suse.de>
866 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
868 2010-01-01 Richard Guenther <rguenther@suse.de>
871 * c-decl.c (grokdeclarator): For zero-size arrays force
872 structural equality checks as layout_type does.
874 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
876 * builtins.c: Update copyright to 2010.
878 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
881 * lto-streamer-out.c (produce_asm): Revert the last change.
882 (copy_function): Likewise.
884 * lto-streamer.c (lto_get_section_name): Skip any leading
887 2010-01-01 Richard Guenther <rguenther@suse.de>
890 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
894 Copyright (C) 2010 Free Software Foundation, Inc.
896 Copying and distribution of this file, with or without modification,
897 are permitted in any medium without royalty provided the copyright
898 notice and this notice are preserved.