1 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4 (rs6000_variable_issue_1): this. Use...
5 (rs6000_variable_issue): here. Reimplement. Print debug info.
7 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9 * sel-sched-ir.c (sel_restore_other_notes): Rename to sel_restore_notes.
10 Update all callers. Call reemit_notes for all insns.
12 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
14 PR rtl-optimization/42246
15 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
18 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
20 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
21 all successors is the same as number of successors in current region.
23 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
25 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
26 to rename is not separable. Otherwise check that its LHS is not NULL.
28 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
30 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
32 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
34 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
35 available registers when failed to discover LHS register class.
36 Fix indentation. Update comment.
38 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
39 Alexander Monakov <amonakov@ispras.ru>
41 PR rtl-optimization/42389
42 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
44 (advance_state_on_fence): Likewise.
45 (sel_target_adjust_priority): Print debug output only when
46 sched_verbose >= 4, not 2.
47 (get_expr_cost): Do not issue all unique insns on the next cycle.
48 (fill_insns): Initialize can_issue_more from the value saved
50 * sel-sched-ir.c (flist_add): New parameter issue_more.
51 Init FENCE_ISSUE_MORE with it.
52 (merge_fences): Likewise.
53 (init_fences): Update call to flist_add.
54 (add_to_fences, add_clean_fence_to_fences)
55 (add_dirty_fence_to_fences): Likewise.
56 (move_fence_to_fences): Update call to merge_fences.
57 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
59 * sel-sched-ir.h (struct _fence): New field issue_more.
60 (FENCE_ISSUE_MORE): New accessor macro.
62 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
64 PR rtl-optimization/42388
65 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
66 that have no predecessors nor successors. Do not call move_bb_info
67 for empty blocks outside of current region.
69 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
71 PR rtl-optimization/42294
72 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
73 * sel-sched.c (move_exprs_to_boundary): Transitively add all
74 originators' originators.
76 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
78 PR rtl-optimization/39453
79 PR rtl-optimization/42246
80 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
82 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
84 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
85 Alexander Monakov <amonakov@ispras.ru>
88 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
89 (maybe_tidy_empty_bb): ... here. Make static. Add new
90 argument. Update all callers.
91 (tidy_control_flow): ... and here. Recompute topological order
92 of basic blocks in region if necessary.
93 (sel_redirect_edge_and_branch): Change return type. Return true
94 if topological order might have been invalidated.
95 (purge_empty_blocks): Export and move from...
96 * sel-sched.c (purge_empty_blocks): ... here.
97 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
98 (maybe_tidy_empty_bb): Delete prototype.
99 (purge_empty_blocks): Declare.
101 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
103 PR rtl-optimization/42249
104 * sel-sched.c (try_replace_dest_reg): When chosen register
105 and original register is the same, do not bail out early, but
106 still check all original insns for validity of replacing destination
107 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
110 2010-01-14 Jakub Jelinek <jakub@redhat.com>
113 Port from no-undefined-overflow branch
114 2009-03-09 Richard Guenther <rguenther@suse.de>
116 * fold-const.c (add_double_with_sign): Fix unsigned overflow
119 2010-01-14 Richard Guenther <rguenther@suse.de>
122 * gimple.c (iterative_hash_gimple_type): Avoid hashing
125 2010-01-14 Ira Rosen <irar@il.ibm.com>
127 PR tree-optimization/42709
128 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
129 as scalar type in creation of constant vector operand.
131 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
134 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
135 (check-parallel-%): Match `testsuite' directory component only
138 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
141 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
144 2010-01-13 Richard Guenther <rguenther@suse.de>
146 PR tree-optimization/42730
147 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
150 2010-01-13 Steve Ellcey <sje@cup.hp.com>
153 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
154 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
157 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
159 * config/bfin/libgcc-bfin.ver: Regenerate based on current
160 libgcc-std.ver. Add entries for ___smulsi3_highpart and
163 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
164 rather than schedule_insns if the pass is enabled.
166 2010-01-13 Martin Jambor <mjambor@suse.cz>
168 PR tree-optimization/42704
169 * tree-sra.c (sra_modify_assign): Do not delete assignments to
172 2010-01-13 Martin Jambor <mjambor@suse.cz>
174 PR tree-optimization/42703
175 * tree-sra.c (analyze_access_subtree): Check that we can build a
176 reference to the original data within the aggregate.
178 2010-01-13 Richard Guenther <rguenther@suse.de>
180 PR tree-optimization/42705
181 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
184 2010-01-13 Richard Guenther <rguenther@suse.de>
187 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
189 2010-01-13 Jakub Jelinek <jakub@redhat.com>
192 * var-tracking.c (values_to_unmark): New variable.
193 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
194 values_to_unmark vector. Moved body to...
195 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
196 instead queue it into values_to_unmark vector.
197 (vt_find_locations): Free values_to_unmark vector.
199 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
201 * config/s390/s390.c (override_options): Set
202 default of max-pending-list-length to 256
204 2010-01-13 Richard Guenther <rguenther@suse.de>
207 * tree-pass.h (PROP_gimple_lcx): New.
208 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
209 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
210 before the final cleanup_eh.
211 (dump_properties): Dump PROP_gimple_lcx.
212 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
213 (tree_lower_complex_O0): Remove.
214 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
215 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
216 tree_lower_complex, schedule TODO_update_ssa.
217 * lto-streamer-out.c (output_function): Stream the functions
219 * lto-streamer-in.c (input_function): Likewise.
220 (lto_read_body): Do not override them here.
222 2010-01-12 Joseph Myers <joseph@codesourcery.com>
225 * c-typeck.c (build_c_cast): Fold value cast to union type before
226 wrapping it in a CONSTRUCTOR.
228 2010-01-12 Jakub Jelinek <jakub@redhat.com>
230 PR rtl-optimization/42699
231 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
234 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
236 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
237 SUBTARGET_WARN_UNUSED_SPEC): Move ...
238 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
239 SUBTARGET_WARN_UNUSED_SPEC): ... here
240 * config/mips/iris5.h (LIBGCC_SPEC): Define.
242 2010-01-12 Julian Brown <julian@codesourcery.com>
244 * config/arm/neon-schedgen.ml (Utils): Don't try to
246 (find_with_result): New.
248 2010-01-12 Jakub Jelinek <jakub@redhat.com>
251 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
252 sharing when canonicalizing ({lt,ge}u (plus a b) b).
254 PR tree-optimization/42645
255 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
256 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
257 decl_map, set processing_debug_stmt to -1 and return name without
260 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
262 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
263 binutils version, and reword target configuration description.
265 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
267 * config/avr/avr.h (LINKER_NAME): Remove.
269 2010-01-11 Janis Johnson <janis187@us.ibm.com>
272 * config/rs6000/rs6000.c (rs6000_override_options): On targets
273 that support VSX, warn for -mno-altivec if vsx is not disabled,
276 2010-01-11 Joseph Myers <joseph@codesourcery.com>
277 Shujing Zhao <pearly.zhao@oracle.com>
280 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
281 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
282 character between option name and help text.
283 * c.opt (imultilib): Likewise.
285 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
287 * lto-streamer-out.c (output_unreferenced_globals): Output static
290 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
292 PR rtl-optimization/42621
293 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
295 (duplicate_computed_gotos): Remove now-redundant check.
297 2010-01-10 Steve Ellcey <sje@cup.hp.com>
300 * configure.ac: Save and restore LDFLAGS and LIBS
301 * configure: Regenerate.
303 2010-01-10 Richard Guenther <rguenther@suse.de>
306 * builtins.c (fold_builtin_strlen): Add type argument and
307 convert the resulting length to it.
308 (fold_builtin_1): Adjust.
310 2010-01-09 Jakub Jelinek <jakub@redhat.com>
312 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
313 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
315 (num_insns_constant_wide): Adjust for that change.
317 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
320 * web.c (union_defs): Add used argument, to combine uses of
322 (entry_register): Adjust type and tests of used argument.
323 (web_main): Widen used for new use. Pass it to union_defs.
324 * df.h (union_defs): Adjust prototype.
326 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
329 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
330 uses in new incoming argument. Free body.
331 (reset_debug_uses_in_loop): New.
332 (analyze_insn_to_expand_var): Call the latter if the former found
333 anything. Fix whitespace. Reject invalid dest overlaps before
334 going through all insns in the loop.
336 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
339 * haifa-sched.c (dying_use_p): Debug insns don't count.
341 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
344 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
345 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
346 (verify_gimple_call): Reject LHS in noreturn calls.
348 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
352 * tree-vect-loop-manip.c (adjust_info): New type.
353 (adjust_vec): New pointer to vector.
354 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
355 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
356 (slpeel_update_phis_for_duplicate_loop): Use them.
357 (slpeel_update_phi_nodes_for_guard1): Likewise.
358 (slpeel_update_phi_nodes_for_guard2): Likewise.
359 (slpeel_tree_peel_loop_to_edge): Likewise.
360 (vect_update_ivs_after_vectorizer): Likewise.
362 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
364 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
365 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
367 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
369 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
370 bogus uninitialized warning.
372 2010-01-09 Richard Guenther <rguenther@suse.de>
375 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
376 the evolution is compatible with the initial condition.
378 2010-01-09 Jakub Jelinek <jakub@redhat.com>
380 * gcc.c (process_command): Update copyright notice dates.
381 * gcov.c (print_version): Likewise.
382 * gcov-dump.c (print_version): Likewise.
383 * mips-tfile.c (main): Likewise.
384 * mips-tdump.c (main): Likewise.
386 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
389 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
394 (rotlsi3_16): Delete.
395 (rotlsi3_24): Delete.
399 * config/avr/avr.c (avr_rotate_bytes): New function.
400 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
402 2010-01-08 Steve Ellcey <sje@cup.hp.com>
405 * configure.ac: Modify -rdynamic check.
406 * configure: Regenerate.
408 2010-01-08 DJ Delorie <dj@redhat.com>
410 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
411 register popping order.
413 2010-01-08 Richard Guenther <rguenther@suse.de>
416 * c.opt (fsigned-char): Also let LTO handle this option.
417 (funsigned-char): Likewise.
419 2010-01-07 Richard Guenther <rguenther@suse.de>
421 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
422 (gimple_op): Likewise.
423 (gimple_op_ptr): Likewise.
424 (gimple_assign_set_lhs): Remove gcc_assert.
425 (gimple_assign_set_rhs1): Likewise.
426 (gimple_assign_set_rhs2): Likewise.
427 (gimple_call_set_lhs): Likewise.
428 (gimple_call_set_fn): Likewise.
429 (gimple_call_set_fndecl): Likewise.
430 (gimple_call_fndecl): Likewise.
431 (gimple_call_return_type): Likewise.
432 (gimple_call_set_chain): Likewise.
433 (gimple_call_num_args): Likewise.
434 (gimple_call_set_arg): Likewise.
435 (gimple_cond_set_code): Likewise.
436 (gimple_cond_set_lhs): Likewise.
437 (gimple_cond_set_rhs): Likewise.
438 (gimple_cond_set_true_label): Likewise.
439 (gimple_cond_set_false_label): Likewise.
440 (gimple_label_set_label): Likewise.
441 (gimple_goto_set_dest): Likewise.
442 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
443 (gimple_debug_bind_get_value): Likewise.
444 (gimple_debug_bind_get_value_ptr): Likewise.
445 (gimple_debug_bind_set_var): Likewise.
446 (gimple_debug_bind_set_value): Likewise.
447 (gimple_debug_bind_reset_value): Likewise.
448 (gimple_debug_bind_has_value_p): Likewise.
449 (gimple_return_retval_ptr): Remove gcc_assert.
450 (gimple_return_retval): Likewise.
451 (gimple_return_set_retval): Likewise.
452 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
453 (safe_referenced_var_iterator): Remove.
454 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
455 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
456 (fill_referenced_var_vec): Remove.
457 (first_readonly_imm_use): Remove redundant gcc_assert.
458 (phi_arg_index_from_use): Combine gcc_asserts.
459 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
460 (first_imm_use_stmt): Remove redundant gcc_assert.
461 * tree-cfg.c (verify_gimple_call): Verify function and chain
462 operands. Verify arguments.
463 (verify_types_in_gimple_stmt): Verify condition code and labels.
465 2010-01-07 Richard Guenther <rguenther@suse.de>
467 PR tree-optimization/42641
468 * sese.c (rename_map_elt_info): Use the SSA name version, do
471 2010-01-07 Jakub Jelinek <jakub@redhat.com>
473 PR tree-optimization/42625
474 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
475 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
478 2010-01-07 Duncan Sands <baldrick@free.fr>
480 * Makefile.in (PLUGIN_HEADERS): Add version.h.
482 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
485 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
486 note itself is not function_invariant_p.
488 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
490 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
491 Do not add the DF_NOTE problem.
492 * store-motion.c (execute_rtl_store_motion): Likewise.
494 2010-01-07 Martin Jambor <mjambor@suse.cz>
496 PR tree-optimization/42157
497 * tree-sra.c (compare_access_positions): Stabilize sort if both
498 accesses have integer types, return zero immediately if they are the
501 2010-01-06 Richard Henderson <rth@redhat.com>
504 * haifa-sched.c (add_to_note_list): Merge into ...
505 (concat_note_lists): ... here, and ...
506 (unlink_other_notes, rm_other_notes): Merge into...
507 (remove_notes): ... here. Create REG_SAVE_NOTEs for
508 NOTE_INSN_EPILOGUE_BEG.
510 2010-01-06 Richard Guenther <rguenther@suse.de>
512 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
513 not inline regular functions into always-inline functions.
515 2010-01-06 Nick Clifton <nickc@redhat.com>
517 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
518 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
520 (OVERRIDE_OPTIONS): Delete.
521 (OPTIMIZATION_OPTIONS): Define.
522 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
523 * config/rx/rx.c (rx_handle_option): Issue an error message if
524 -mcpu=rx200 and -fpu are used together.
525 (rx_set_optimization_options): New function. Issue an error
526 message if an optimization attribute attempts to reset the FPU/
527 math optimization pairing.
528 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
529 * config/rx/rx.opt: Set the default to 32-bit doubles.
530 * config/rx/t-rx: Add multilibs for -nofpu option.
531 * doc/invoke.texi: Update documentation of RX options.
533 2010-01-06 Richard Guenther <rguenther@suse.de>
535 * tree-ssa-pre.c (name_to_id): New global.
536 (alloc_expression_id): Simplify SSA name handling.
537 (lookup_expression_id): Likewise.
538 (init_pre): Zero name_to_id.
541 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
543 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
545 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
548 * config/i386/sse.md (smaxv2di3): New.
549 (umaxv2di3): Likewise.
550 (sminv2di3): Likewise.
551 (uminv2di3): Likewise.
553 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
556 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
557 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
558 (legitimize_tls_address): Likewise.
559 (sparc_tls_referenced_p): Likewise.
560 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
561 and adjust calls to legitimize_pic_address.
562 (legitimate_constant_p) Use sparc_tls_referenced_p.
563 (legitimate_pic_operand_p): Likewise.
564 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
565 (sparc_tls_symbol_ref_1): Delete.
566 (sparc_tls_referenced_p): Make static, recognize specific patterns.
567 (legitimize_tls_address): Make static, handle CONST patterns.
568 (legitimize_pic_address): Make static, remove unused parameter and
569 adjust recursive calls.
570 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
571 and adjust call to legitimize_pic_address.
572 (sparc_output_mi_thunk): Likewise.
574 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
575 H.J. Lu <hongjiu.lu@intel.com>
578 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
579 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
580 operands to make them signed.
583 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
586 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
587 GTU to GT for V4SI and V2DI.
589 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
590 (umin<mode>3): Removed.
592 (uminv4si3): Likewise.
594 2010-01-05 Martin Jambor <mjambor@suse.cz>
596 PR tree-optimization/42462
597 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
598 current_function_decl to helper functions and macros.
600 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
603 * flags.h: Don't include real.h.
604 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
605 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
606 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
607 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
608 * dominance.c: Update copyright.
609 * gimple.c (walk_gimple_op): Remove inline.
610 * tree-ssa-reassoc.c: Include real.h.
611 * Makefile.in (FLAGS_H): Remove $(REAL_H).
612 (tree-ssa-reassoc.o): Depend on $(REAL_H).
614 2010-01-05 Nick Clifton <nickc@redhat.com>
616 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
617 register to push into the stack frame when the accumulator has to
618 be saved during interrupts.
620 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
622 * doc/invoke.texi: Remove the documentation about option
624 * common.opt (Wunreachable-code): Preserved for backward
626 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
627 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
628 the backward compatibility flag section.
630 2010-01-05 Richard Guenther <rguenther@suse.de>
632 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
634 2010-01-05 Jakub Jelinek <jakub@redhat.com>
637 * cfgexpand.c (expand_one_var): Diagnose too large variables.
639 PR tree-optimization/42508
640 * tree-sra.c (convert_callers): Check for recursive call
641 by comparing cgraph nodes instead of decls.
642 (modify_function): Call ipa_modify_formal_parameters also
643 on all same_body aliases.
645 * cgraphunit.c (cgraph_materialize_all_clones): Compare
646 cgraph nodes when checking for same_body aliases.
648 2010-01-05 Richard Guenther <rguenther@suse.de>
650 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
651 allocation and lookup.
652 (get_or_alloc_expr_for_constant): Likewise.
653 (phi_translate): Sink allocation.
655 2010-01-04 Richard Guenther <rguenther@suse.de>
657 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
658 a new entry only if needed.
659 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
660 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
662 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
664 (phi_translate): Handle CONSTANTs early.
666 2010-01-04 Martin Jambor <mjambor@suse.cz>
668 PR tree-optimization/42398
669 * tree-sra.c (struct access): Removed flag grp_different_types.
670 (dump_access): Do not dump the removed flag.
671 (sort_and_splice_var_accesses): Do not set the removed flag.
672 (sra_modify_expr): Check for type compatibility directly.
674 2010-01-04 Martin Jambor <mjambor@suse.cz>
676 PR tree-optimization/42366
677 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
678 edges with variable number of parameters.
679 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
680 flag instead of asserting it.
681 (ipa_read_node_info): Read uses_analysis_done flag.
683 2010-01-04 Richard Guenther <rguenther@suse.de>
685 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
686 iterative_hash_* as intended.
687 (vn_reference_compute_hash): Likewise. Simplify hashing
689 (vn_reference_lookup_2): Likewise.
690 (vn_nary_op_compute_hash): Likewise.
691 (vn_phi_compute_hash): Likewise.
692 (expressions_equal_p): Remove strange code.
693 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
694 (pre_expr_hash): Likewise. Simplify hashing SSA names.
695 (bitmap_insert_into_set_1): Take value-id as parameter.
696 (add_to_value): Pass it.
697 (bitmap_insert_into_set): Likewise.
698 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
700 2010-01-04 Jakub Jelinek <jakub@redhat.com>
703 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
704 (do_self_spec): For switches with SWITCH_IGNORE set set also
705 SWITCH_IGNORE_PERMANENTLY.
706 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
709 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
711 * lto-streamer-out.c (output_unreferenced_globals): Output the full
712 tree of an unreferenced global var.
714 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
717 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
718 GTU to GT for V4SI and V2DI.
720 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
721 (umin<mode>3): Removed.
723 (uminv4si3): Likewise.
725 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
728 * collect2.c (main): Turn on trace in collect2 if -v is passed
731 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
733 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
734 description of expression operand.
736 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
738 * configure.ac: Add install-html to target_list for Make-hooks.
739 * configure: Regenerate.
740 * fortran/Make-lang.in (F95_HTMLFILES): New.
741 (fortran.html): Use it.
742 (fortran.install-html): New.
743 * Makefile.in (install-html): Add lang.install-html.
744 * java/Make-lang.in (JAVA_HTMLFILES): New.
746 (java.install-html): New.
747 * objc/Make-lang.in (objc.install-html): New.
748 * objcp/Make-lang.in (obj-c++.install-html): New.
749 * cp/Make-lang.in (c++.install-html): New.
750 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
751 * lto/Make-lang.in (lto.install-html): New.
753 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
756 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
758 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
760 PR rtl-optimization/41862
761 * store-motion.c (store_killed_in_insn, compute_store_table,
762 remove_reachable_equiv_notes, replace_store_insn,
763 build_store_vectors): Ignore all DEBUG_INSNs.
765 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
768 * common.opt: Add dumpdir.
770 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
772 (option_map): Add --dumpdir.
774 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
776 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
778 * opts.c (decode_options): Try dump_dir_name first if
779 dump_base_name isn't an absolute path.
780 (common_handle_option): Handle OPT_dumpdir.
782 * toplev.c (dump_dir_name): New.
783 (print_switch_values): Also ignore -dumpdir.
785 * toplev.h (dump_dir_name): New.
787 2010-01-03 Richard Guenther <rguenther@suse.de>
789 PR tree-optimization/42589
790 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
791 double-word expansion of bswap32.
793 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
795 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
797 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
798 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
799 noce_process_if_block): Likewise.
800 * gcse.c (compute_local_properties, insert_expr_in_table,
801 insert_set_in_table, canon_list_insert, find_avail_set,
802 pre_insert_copy_insn): Likewise.
804 * basic-block.h (BLOCK_NUM): Move from here...
805 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
807 2010-01-03 Richard Guenther <rguenther@suse.de>
809 PR tree-optimization/42438
810 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
811 contains_may_not_return_call flag.
812 (BB_MAY_NOTRETURN): New.
813 (valid_in_sets): Trapping nary operations are not valid
814 in blocks that may not return.
815 (insert_into_preds_of_block): Remove check for trapping
817 (compute_avail): Compute also BB_MAY_NOTRETURN.
819 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
821 * doc/invoke.texi: Add 2010 to copyright years.
823 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
825 * config/sparc/sparc.c: Fix formatting nits.
827 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
828 Alexander Monakov <amonakov@ispras.ru>
830 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
832 2010-01-02 Richard Guenther <rguenther@suse.de>
835 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
836 (simplify_switch_using_ranges): Mark to be removed edges
839 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
841 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
843 * collect2.c (scan_libraries): Add missing argument in call to
846 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
849 * config/alpha/predicates.md (aligned_memory_operand): Return false
851 (unaligned_memory_operand): Return true for CQImode.
852 * config/alpha/alpha.c (get_aligned_mem): Assert that location
853 doesn not cross aligned SImode word boundary.
855 2010-01-02 Anatoly Sokolov <aesok@post.ru>
857 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
859 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
860 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
862 2010-01-02 Richard Guenther <rguenther@suse.de>
865 * toplev.c (compile_file): Emit LTO marker properly. Change
867 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
869 2010-01-01 Richard Guenther <rguenther@suse.de>
872 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
874 2010-01-01 Richard Guenther <rguenther@suse.de>
877 * c-decl.c (grokdeclarator): For zero-size arrays force
878 structural equality checks as layout_type does.
880 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
882 * builtins.c: Update copyright to 2010.
884 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
887 * lto-streamer-out.c (produce_asm): Revert the last change.
888 (copy_function): Likewise.
890 * lto-streamer.c (lto_get_section_name): Skip any leading
893 2010-01-01 Richard Guenther <rguenther@suse.de>
896 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
900 Copyright (C) 2010 Free Software Foundation, Inc.
902 Copying and distribution of this file, with or without modification,
903 are permitted in any medium without royalty provided the copyright
904 notice and this notice are preserved.