1 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
5 c_common_type_for_mode returns an unnamed type.
7 2005-11-02 Richard Henderson <rth@redhat.com>
11 * dwarf2out.c (dwarf2out_reg_save_reg): New.
12 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
13 * function.c (assign_parms): Use calls.internal_arg_pointer.
14 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
16 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
17 (TARGET_CALLS): Add it.
18 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
19 * targhooks.c (default_internal_arg_pointer): New.
20 * targhooks.h (default_internal_arg_pointer): Declare.
21 * tree.h (dwarf2out_reg_save_reg): Declare.
22 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
23 * config/i386/i386.c (dbx_register_map): Add return column.
24 (dbx64_register_map, svr4_dbx_register_map): Likewise.
25 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
26 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
27 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
28 (ix86_save_reg): Save force_align_arg_pointer.
29 (ix86_emit_save_regs): Make regno unsigned.
30 (ix86_emit_save_regs_using_mov): Likewise.
31 (ix86_expand_prologue): Handle force_align_arg_pointer.
32 (ix86_expand_epilogue): Likewise.
33 * config/i386/i386.h: (dbx_register_map): Update.
34 (dbx64_register_map, svr4_dbx_register_map): Update.
35 (struct machine_function): Add force_align_arg_pointer.
36 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
37 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
38 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
40 2005-11-02 Jan Hubicka <jh@suse.cz>
43 * i386.md: Add peep2 for simplyfing array accesses.
45 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
48 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
49 * config/s390/s390.c (s390_decompose_shift_count): New function.
50 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
51 (print_shift_count_operand): Use s390_decompose_shift_count.
52 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
53 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
55 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
58 * loop.c (loop_givs_rescan): Use force_operand to expand
61 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
64 * fold-const.c (build_range_check): Use unsigned when signed
65 overflow is undefined also. If etype is subtype, make sure that
66 the subtraction is in the supertype.
68 2005-11-02 Richard Henderson <rth@redhat.com>
71 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
74 2005-11-01 Richard Henderson <rth@redhat.com>
77 * loop.c (scan_loop): Do not propagate computations to a hard
78 register destination with SMALL_REGISTER_CLASSES.
80 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
82 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
83 costs for MULT inside PLUS or MINUS.
85 2005-11-01 Bob Wilson <bob.wilson@acm.org>
87 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
88 (TRAMPOLINE_SIZE): Round up to 60.
89 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
91 2005-10-31 James E. Wilson <wilson@specifix.com>
94 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
95 ifdef. Put ifdefs around call in gen_subprogram_die.
96 (compute_frame_pointer_to_cfa_displacement): Likewise.
97 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
100 PR rtl-optimization/17356
101 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
102 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
104 2005-10-31 Jan Hubicka <jh@suse.cz>
107 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
110 * i386.c (legitimize_pic_address): Deal with large immediates.
113 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
114 from symbol names while computing checkup.
117 * predict.c (predict_loops): Do not estimate more than
118 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
119 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
121 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
123 PR tree-optimization/19097
124 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
126 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
128 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
130 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
133 * tree-inline.c (setup_one_parameter): If the init_stmt
134 is NULL, don't insert the statement.
136 2005-10-30 Jan Hubicka <jh@suse.cz>
138 PR tree-optimization/24172
139 * tree-inline.c (copy_body_r): Unshare the substituted value first.
141 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
143 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
144 constants for hosts with long != 32 bits.
146 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
149 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
151 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
153 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
154 (TARGET_MS1_16_002): New.
155 (TARGET_MS1_16_003): New.
157 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
158 ("*decrement_and_branch_until_zero_no_clobber"): New.
159 Add corresponding splitter for decrement_and_branch_until_zero
161 Key all decrement_and_branch_until_zero patterns off of
164 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
167 * tree-complex.c (extract_component): Treat RESULT_DECL
168 like the rest of the decls.
170 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
172 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
173 indirect call to _mcount if the function needs a static chain.
175 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
176 Caroline Tice <ctice@apple.com>
178 PR rtl-optimization/24460
179 * dwarf2out.c (have_switched_text_sections): New boolean variable.
180 (dwarf2out_switch_text_section): Set it to true instead of
181 incrementing separate_line_info_table_in_use.
182 (output_loc_list): Additionally test have_switched_text_sections.
183 (output_ranges): Likewise.
184 (dwarf2out_finish): Likewise.
185 * varasm.c (assemble_start_function): Do not call
186 insert_section_boundary_note.
187 (assemble_end_function): If flag_reorder_blocks_and_partition,
188 switch to the function's section before emitting the .size directive.
189 * bb-reorder.c (insert_section_boundary_note): Staticify.
190 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
191 * output.h (insert_section_boundary_note): Delete.
193 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
196 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
197 instead of pointer equality when comparing types.
199 2005-10-24 James E. Wilson <wilson@specifix.com>
201 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
202 add_dependence_list_and_free calls.
204 2005-10-24 Steven Bosscher <stevenb@suse.de>
206 * contrib.texi: Add the names of the LLNL folks who donated
207 Cray pointer support for gfortran.
209 2005-10-24 Steven Bosscher <stevenb@suse.de>
211 PR tree-optimization/24225
212 * profile.c (branch_prob): Look from end to start through a
213 basic block when looking for a locus.
215 2005-10-24 Richard Henderson <rth@redhat.com>
217 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
219 (hppa_expand_prologue): Likewise.
221 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
223 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
224 (NO_DEFERRED_PROFILE_COUNTERS): Define.
225 * pa.h (NO_PROFILE_COUNTERS): Define.
226 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
227 (funcdef_nos): New vector to hold label numbers of deferred profile
229 (output_deferred_profile_counters): New function.
230 (hppa_profile_hook): Push label number onto funcdef_nos.
231 (pa_hpux_file_end): Call output_deferred_profile_counters if
232 NO_DEFERRED_PROFILE_COUNTERS is false.
234 * pa-protos.h (get_deferred_plabel): New prototype.
235 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
237 (output_call): Adjust calls.
239 2005-10-24 Alan Modra <amodra@bigpond.net.au>
241 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
242 peculiarity of GOT/TOC section usage.
244 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
247 * c-common.c (constant_string_class_name): Add documentation.
249 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
252 * recog.c (peephole2_optimize): Increment peep2_current_count
253 only when the slot is empty.
255 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
258 * except.c (output_function_exception_table): Call
259 assemble_external_libcall if we need a personality function.
261 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
263 PR rtl-optimization/24460
264 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
265 set the basic block for barriers.
267 2005-10-21 Janis Johnson <janis187@us.ibm.com>
269 * var-tracking.c (vt_initialize): Initialize post.
271 2005-10-21 Devang Patel <dpatel@apple.com>
274 * c-common.c (vector_types_convertible_p): Check vector element type.
276 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
278 * config/sh/sh.c (prepare_move_operands): Handle the address
279 constant which is a tls symbolic address plus a constant.
281 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
284 * gcc.c (main): Use the correct counter for erroring out
285 about mulitple files.
287 2005-10-21 Alan Modra <amodra@bigpond.net.au>
290 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
291 use r2 for 64-bit tls .got access.
293 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
295 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
298 2005-10-20 Steven Bosscher <stevenb@suse.de>
300 PR tree-optimization/24307
301 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
303 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
306 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
308 * varasm.c (find_decl_and_mark_needed): After cgraph global info
309 is ready, stop marking functions, but still mark variables.
311 2005-10-20 Richard Guenther <rguenther@suse.de>
314 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
317 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
319 PR rtl-optimization/23585
320 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
321 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
322 (may_trap_p_1): New predicate extracted from...
323 (may_trap_p): ... here. Invoke may_trap_p_1.
324 (may_trap_or_fault_p): New predicate.
325 * rtl.h (may_trap_or_fault_p): Declare it.
326 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
327 instead of may_trap_p.
328 (steal_delay_list_from_fallthrough): Likewise.
329 (fill_simple_delay_slots): Likewise.
330 (fill_slots_from_thread): Likewise.
331 * function.c (pad_to_arg_alignment): Rework comment about
332 SPARC_STACK_BOUNDARY_HACK.
333 * config/sparc/sparc.h: Likewise.
335 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
337 * config/s390/s390.c (s390_expand_insv): New.
338 * config/s390/s390-protos.h (s390_expand_insv): Declare.
339 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
340 ("icm_hi"): Remove mode attribute.
341 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
343 ("*extracthi", "*extractqi"): Remove.
344 (extv<mode>", "*extzv<mode>"): New.
345 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
346 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
348 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
350 * cfgexpand.c (discover_nonconstant_array_refs_r,
351 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
352 (tree_expand_cfg): Call discover_nonconstant_array_refs.
353 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
354 discover_nonconstant_array_refs.
356 2005-10-19 Steven Bosscher <stevenb@suse.de>
359 * c-decl.c (pop_scope): Don't warn about an unused variable
360 if it is marked with TREE_NO_WARNING.
361 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
362 somenow mismatch and olddecl is to be replaced.
364 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
367 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
368 whether registers live on the edge can be saved/restored.
370 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
372 * config/sh/sh.c (fixup_mova): Skip notes.
374 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
376 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
377 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
378 (s390_can_eliminate): Handle BASE_REGNUM elimination.
379 (s390_initial_elimination_offset): Likewise.
380 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
381 register on TARGET_ZARCH targets.
382 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
383 (INITIAL_FRAME_POINTER_OFFSET): Remove.
384 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
385 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
387 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
389 * config/s390/s390.md: Comment describing output modifiers updated.
390 * config/s390/s390.c (print_operand): Likewise.
392 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
394 * config/s390/s390.c (override_options): Added check for -mstack-size
396 * doc/invoke.texi: Mention that limit in the documenation.
398 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
401 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
403 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
405 Fix PR tree-optimization/24231
407 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
408 (compute_avail): Ditto.
410 2005-10-18 Richard Henderson <rth@redhat.com>
413 * config/i386/i386.c (legitimate_constant_p): Check
414 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
416 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
417 (legitimate_pic_address_disp_p): Reorg CONST checking to make
418 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
420 (print_operand_address): Likewise.
421 * config/i386/predicates.md (x86_64_immediate_operand): Test
422 SYMBOL_REF_TLS_MODEL properly inside CONST.
423 (x86_64_zext_immediate_operand): Likewise.
424 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
425 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
426 * config/i386/i386-protos.h: Remove predicates.md entries.
428 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
430 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
431 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
433 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
434 Ian Lance Taylor <ian@airs.com>
437 * fold-const.c (fold_widened_comparison): Do not allow range based
438 constant folding when right operand cannot be unwidened.
440 2005-10-17 Richard Henderson <rth@redhat.com>
442 * builtins.c (expand_builtin_synchronize): Build a new-style asm
443 with a memory clobber.
445 2005-10-17 James E Wilson <wilson@specifix.com>
447 PR rtl-optimization/17356
448 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
449 checking for EDGE_EH.
451 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
453 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
454 the slot on an even boundary for any type with 16-byte alignment.
456 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
459 * md.texi (Modifiers) <%>: Clarify that % doesn't work
460 after register allocation.
462 2005-10-17 DJ Delorie <dj@redhat.com>
464 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
467 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
470 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
473 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
475 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
476 to 2 if it's already non-zero.
477 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
478 is set and warn about it if flag_schedule_insns is 1.
480 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
482 * config/crx/crx.md: Compare-and-branch instructions need to
485 2005-10-17 Uros Bizjak <uros@kss-loka.si>
488 * config/i386/i386.md (*pushdi2_rex64 splitter)
489 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
490 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
491 flow2 pass only when (optimize > 0 && flag_peephole2).
493 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
496 * gcc.c (have_c): New static variable.
498 (process_command): Remove declation of have_c.
499 Set have_o to 1 when handling -o.
500 (main): Add a fatel error if there are multiple
501 files specified and -o and -c/-S is passed witout
502 -combine or multiple languages.
504 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
506 Fix PR tree-optimization/22444
507 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
508 Assert that we don't hit something with subvars.
509 (setup_pointers_and_addressables): Don't add things with subvars,
510 because we'll already process the subvars for aliasing purposes.
512 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
515 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
516 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
517 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
518 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
519 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
520 swapped, alternatives for the R constraint.
523 * builtins.c (get_builtin_sync_mode): Make unlimited
524 mode_for_size request.
526 2005-10-15 Richard Henderson <rth@redhat.com>
528 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
529 (gimplify_expr): ... here.
530 (gimplify_compound_lval): Use it in initial scan loop. Allow
531 fb_lvalue in base expression.
533 2005-10-15 Richard Henderson <rth@redhat.com>
536 * builtins.c (expand_builtin_trap): Export.
537 * expr.h (expand_builtin_trap): Declare.
538 * expr.c (expand_assignment): Emit a trap for integral offsets
539 from registers that weren't reduced to bitpos.
541 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
542 (mark_array_ref_addressable): Remove.
543 * tree-flow.h (mark_array_ref_addressable): Remove.
544 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
546 2005-10-15 James E Wilson <wilson@specifix.com>
549 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
550 (add_dependence_list_and_free): Likewise.
551 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
554 2005-10-15 Diego Novillo <dnovillo@redhat.com>
558 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
559 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
561 (vrp_visit_phi_node): Only prevent infinite iterations when
562 the previous result and the new result are both VR_RANGEs.
564 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
566 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
569 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
572 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
575 2005-10-14 Per Bothner <per@bothner.com>
577 PR preprocessor/21250
578 * c-ppoutput.c (print_line): Print internal line 0 as 1.
580 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
583 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
584 overflow flags. Refactor some conditionals.
586 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
589 * tree-dfa.c (add_referenced_var): Only look at decls which
590 have TREE_CONSTANT or TREE_READONLY set instead of if
591 !TREE_PUBLIC or !TREE_CONSTANT.
593 2005-10-13 James E Wilson <wilson@specifix.com>
595 * doc/invoke.texi: For -x, add f95-cpp-input.
596 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
598 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
600 PR tree-optimization/24262
601 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
602 in loop all the time.
604 2005-10-12 Richard Henderson <rth@redhat.com>
607 * tree.h (DECL_TRANSPARENT_UNION): Remove.
608 * function.c (assign_parm_find_data_types): Don't support it.
609 * print-tree.c (print_node): Likewise.
610 * c-common.c (handle_transparent_union_attribute): Likewise.
611 Use build_duplicate_type.
612 * tree-inline.c (remap_type_1): Split out of remap_type;
613 properly remap aggregate fields.
614 (build_duplicate_type): New.
615 * doc/extend.texi (Variable Attributes): Remove documentation
616 for transparent_union.
618 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
621 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
622 (gen_stack_pointer_dec): Likewise.
624 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
628 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
630 (struct cxx): Add adjust_class_at_definition target hook.
631 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
632 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
633 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
634 hook_void_tree. Add to TARGET_CXX.
635 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
637 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
638 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
639 instead of attribute. Check for dllexport override. Warn if
640 inconsistent dll linkage. Don't lose old dllimport if decl has
641 had address referenced. Tweak lookup of dllimport atribute.
642 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
643 for target specific rules. Don't add dllimport attribute if
644 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
646 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
647 * varasm.c (initializer_constant_valid_p): Replace
648 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
652 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
653 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
654 (i[34567]86-*-mingw32*): Likewise.
656 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
657 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
659 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
660 C++-specific code. Change return value to bool.
661 (i386_pe_dllimport_p): Likewise.
662 (associated_type): Simplify and make language-independent
663 (i386_pe_encode_section_info): Replace override of ambiguous
664 dllimport symbol refs with a gcc_assert.
665 (i386_pe_valid_dllimport_attribute_p): Define.
666 * config/i386/winnt-cxx.c: New file. Define C++ versions of
667 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
668 i386_pe_adjust_class_at_definition.
669 * config/i386/winnt-stubs.c: New file. Define stub versions of
670 lang-specific functions.
671 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
672 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
673 i386_pe_adjust_class_at_definition.
674 (i386_pe_valid_dllimport_attribute_p): Declare.
675 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
676 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
677 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
680 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
681 dllimport attribute with test of DECL_DLLIMPORT_P.
683 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
685 * combine.c (make_extraction): Correct offset computation.
687 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
689 * config/cris/t-linux (LIMITS_H_TEST): Define.
691 2005-10-12 Richard Henderson <rth@redhat.com>
694 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
696 2005-10-12 Richard Guenther <rguenther@suse.de>
698 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
700 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
703 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
704 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
707 2005-10-12 Richard Guenther <rguenther@suse.de>
710 * varasm.c (output_constant): Correct typo from previous
713 2005-10-11 Ian Lance Taylor <ian@airs.com>
715 PR rtl-optimization/13931
716 * combine.c: Revert patch of 2003-05-14, and:
717 (try_combine): Only set elim_i1 and elim_i2 if the destination is
718 completely killed in the appropriate insn.
719 (distribute_notes): Don't skip multiple hard register test for
722 2005-10-11 Richard Henderson <rth@redhat.com>
725 * c-typeck.c (convert_for_assignment): Use build_constructor_single
726 to initialize a transparent union instead of a nop_expr.
728 2005-10-11 Richard Henderson <rth@redhat.com>
730 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
731 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
732 (tree_ssa_dce_loop): Call scev_reset.
735 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
736 * tree-ssa-dce.c: Include cfgloop.h.
737 (tree_ssa_dce_loop, pass_dce_loop): New.
738 * tree-pass.h (pass_dce_loop): Declare it.
739 * passes.c (init_optimization_passes): Use it.
741 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
744 * convert.c (convert_to_real): Revert 2005-10-05 patch.
745 Only apply the optimization for rounding builtins if the inner
746 cast is also an extension.
748 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
751 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
752 mark_new_vars_to_rename instead of update_stmt.
754 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
756 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
758 2005-10-11 Jakub Jelinek <jakub@redhat.com>
760 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
761 for setting MMX register to 0 rather than mmx.
763 2005-10-10 Steve Ellcey <sje@cup.hp.com>
766 * configure.ac: Move gas check from mips specific case to common case.
767 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
768 * configure: Regenerate
769 * doc/install.texi: Update.
771 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
774 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
776 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
778 * gcc.c (do_spec_1): Accept numeric characters in file name
781 2005-10-10 Nick Clifton <nickc@redhat.com>
783 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
784 describing the deleted arm_gen_rotated_half_load function.
786 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
788 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
791 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
793 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
795 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
796 (EXTRA_MULTILIB_PARTS): Define.
797 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
798 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
799 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
800 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
801 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
802 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
804 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
806 PR tree-optimization/24226
807 * tree-cfg.c (remove_bb): Clean up unreachable loops.
808 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
809 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
812 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
814 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
816 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
819 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
820 Rewrite for no need for the early clobber.
822 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
824 Merge from csl-arm-branch:
825 2005-09-07 Paul Brook <paul@codesourcery.com>
826 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
829 2005-04-30 Paul Brook <paul@codesourcery.com>
830 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
831 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
833 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
834 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
835 (arm_override_options): Use TARGET_AAPCS_BASED.
836 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
837 (PTRDIFF_TYPE): Use int for AAPCS.
838 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
839 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
840 (DEFAULT_SHORT_ENUMS): Delete.
841 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
843 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
844 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
845 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
846 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
848 2004-12-03 Mark Mitchell <mark@codesourcery.com>
849 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
851 2004-11-22 Mark Mitchell <mark@codesourcery.com>
852 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
854 2004-11-19 Mark Mitchell <mark@codesourcery.com>
855 * config.gcc (arm*-*-linux-gnueabi): Add it.
856 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
858 (TARGET_OS_CPP_BUILTINS): Likeiwse.
859 * config/arm/linux-eabi.h: New file.
860 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
861 (LINUX_TARET_LINK_SPEC): Likewise.
863 * config/arm/t-linux-eabi: New file.
865 2005-10-08 Steven Bosscher <stevenb@suse.de>
868 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
870 (PARAM_SMS_DFA_HISTORY): Likewise.
872 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
875 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
876 (load_register_parameters): Call it.
877 (check_sibcall_argument_overlap_1): Likewise.
878 (store_one_arg): Likewise.
880 2005-10-07 James E. Wilson <wilson@specifix.com>
882 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
883 DImode not VECINT24 for operand 2.
886 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
890 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
891 fr_spill): Use destination_operand for operand 0.
893 2005-10-07 DJ Delorie <dj@redhat.com>
895 * varasm.c (output_constant): Limit error to expanding
898 2005-10-07 Richard Guenther <rguenther@suse.de>
901 * fold-const.c (fold_binary): Fix operand types during folding
902 of X op (A, Y). Evaluation order of the side-effects of
903 X and A are frontend-defined, so ensure we honour that even for
904 tcc_comparison class operands; eased by removing duplicate code.
906 2005-10-07 Steve Ellcey <sje@cup.hp.com>
908 * stor-layout.c (layout_type): Do not allow alignment of array
909 elements to be greater than their size.
911 2005-10-07 Steve Ellcey <sje@cup.hp.com>
913 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
915 (hppa*-*-linux*): Ditto.
916 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
917 * config/host-hpux.c: New.
918 * config/x-hpux: New.
919 * config/pa/x-hpux: Remove.
920 * config/pa/x-linux: Remove.
921 * config/pa/pa-host.c: Remove.
923 2005-10-07 Jeff Law <law@redhat.com>
925 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
926 determine whether or not to try and thread outgoing edges.
928 2005-10-07 David Edelsohn <edelsohn@gnu.org>
930 * config/rs6000/rs6000.md (eqsi_power): New.
931 (neg_eq0si): Add TARGET_POWER to final condition.
934 2005-10-06 Richard Henderson <rth@redhat.com>
936 * config/rs6000/rs6000.c: Revert last change.
938 2005-10-06 Richard Henderson <rth@redhat.com>
940 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
941 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
943 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
947 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
948 out return_label and naked_return_label.
950 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
952 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
955 2005-10-06 Richard Henderson <rth@redhat.com>
958 * tree-inline.c (declare_return_variable): Handle modify_dest not
961 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
963 Fix PR tree-optimization/22488
964 * tree-ssa-structalias.c (check_for_overlaps): New function.
965 (create_variable_info_for): Use it.
967 2005-10-06 Richard Henderson <rth@redhat.com>
970 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
971 (dwarf2out_start_source_file): Print it.
973 2005-10-06 Geoffrey Keating <geoffk@apple.com>
975 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
977 2005-10-06 Richard Henderson <rth@redhat.com>
980 * mode-switching.c (optimize_mode_switching): Clear transp bit
981 for block with incomming abnormal edges.
983 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
984 (fpscr_set_from_mem): Use them.
985 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
986 (fpscr postinc splitters): Rewrite as peephole2+split.
988 2005-10-06 David Edelsohn <edelsohn@gnu.org>
990 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
991 (eq<mode>_compare): Same.
993 2005-10-06 Richard Guenther <rguenther@suse.de>
995 PR tree-optimization/24238
996 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
998 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1000 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1001 here. Use AC_PATH_PROG for environment variables instead of
1003 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1005 * configure: Regenerated.
1007 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1010 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1011 then force it into a register.
1012 (call_value): Likewise.
1014 2005-10-06 Richard Henderson <rth@redhat.com>
1017 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1018 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1019 under pass_vectorize.
1021 2005-10-05 Devang Patel <dpatel@apple.com>
1024 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1025 handling constants. Check NAMESPACE_DECL context for constants.
1027 2005-10-05 Eric Christopher <echristo@apple.com>
1029 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1031 2005-10-05 Richard Henderson <rth@redhat.com>
1034 * tree-cfg.c (mark_array_ref_addressable_1): New.
1035 (mark_array_ref_addressable): New.
1036 * tree-flow.h (mark_array_ref_addressable): Declare.
1037 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1039 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1043 * reload.c (subst_reloads): When adding a REG_LABEL to a
1044 jump instruction, also update JUMP_LABEL.
1046 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1048 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1049 * bb-reorder.c (copy_bb_p): Use it.
1050 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1052 2005-10-05 Richard Henderson <rth@redhat.com>
1055 * toplev.c (process_options): Warn about unsupported combinations
1056 of unwind tables and omit-frame-pointer.
1057 * config/i386/i386.c (override_options): Similarly. Enable
1058 accumulate-outgoing-args if not explicitly disabled.
1060 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1062 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1063 Handle big endian vs. small endian.
1064 (vec_initv2sf): Handle big endian vs. small endian.
1065 (*vec_extractv2sf_1): Ditto.
1067 2005-10-05 Dale Johannesen <dalej@apple.com>
1069 * convert.c (convert_to_real): Don't convert
1070 (float)floor(double d) to floorf((float)d).
1072 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1074 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1076 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1078 PR tree-optimization/18587
1079 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1080 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1081 build_vuses): Change to VEC type.
1082 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1083 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1084 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1085 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1086 (get_name_decl): New. Return DECL_UID of base variable.
1087 (operand_build_cmp): New. qsort comparison routine.
1088 (operand_build_sort_virtual): New. Sort virtual build vector.
1089 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1090 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1091 (FINALIZE_BASE): Use get_name_decl.
1092 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1093 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1094 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1095 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1096 direct VEC_* manipulations.
1097 (build_ssa_operands): Call operand_build_sort_virtual.
1098 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1099 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1100 with direct VEC_* manipulations.
1101 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1102 with direct VEC manipulations.
1104 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1106 PR tree-optimization/21419
1107 PR tree-optimization/24146
1108 PR tree-optimization/24151
1110 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1111 (build_asm_expr): Call it if outputs are read-only.
1112 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1114 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1115 Paolo Bonzini <bonzini@gnu.org>
1119 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1120 enable the instructions and not just the built-ins.
1121 * doc/invoke.texi (x86 Options): Likewise.
1123 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1125 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1127 * doc/invoke.texi (Option Summary): Correct spelling
1128 of -mmacosx-version-min.
1130 2005-10-04 Devang Patel <dpatel@apple.com>
1132 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1135 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1137 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1138 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1140 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1142 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1143 ("TE","tg"): New mode attributes.
1144 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1145 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1146 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1147 dword_mode and one for GPRmode.
1149 2005-10-04 Ian Lance Taylor <ian@airs.com>
1151 PR preprocessor/13726
1152 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1153 any comments passed in.
1155 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1157 * tree.c (annotate_with_file_line): Fix typo.
1159 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1162 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1163 type used to access data in the inlined length == 1 case, use
1164 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1165 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1167 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1169 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1170 TARGET_SSE3 and only for TARGET_80387.
1171 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1172 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1173 Do not depend on TARGET_80387.
1175 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1177 * tree.c (last_annotated_node): Change type to location_t*.
1178 (annotate_with_file_line): Reflect the change of
1179 last_annotated_node type.
1181 2005-10-04 Richard Guenther <rguenther@suse.de>
1184 * c-decl.c (grokdeclarator): Don't write to fields
1187 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1190 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1192 * varasm.c (make_decl_rtl): If a register variable does not
1193 have a set user assmbler name, error out.
1194 Decode the asmspec is now name+1 bypassing '*'.
1196 2005-10-04 Steven Bosscher <stevenb@suse.de>
1198 PR tree-optimization/23049
1199 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1200 of a COND_EXPR is folded before calling fold on the whole rhs of a
1201 conditional assignment.
1202 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1203 document that a COND_EXPR may appear there.
1205 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1208 * tree-vrp.c (extract_range_from_assert): If the new numeric
1209 range created out of the assertion contradicts the existing
1210 numeric range of the ASSERT_EXPR variable, make the new range
1213 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1215 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1216 from T_REGS to FP register class.
1218 2005-10-03 Richard Henderson <rth@redhat.com>
1221 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1222 before creating a new one.
1224 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1226 * config/rs6000/t-aix43 (LDFLAGS): New.
1227 * config/rs6000/t-aix52 (LDFLAGS): New.
1229 2005-10-03 Ian Lance Taylor <ian@airs.com>
1231 * gimplify.c (find_single_pointer_decl_1): New static function.
1232 (find_single_pointer_decl): New static function.
1233 (internal_get_tmp_var): For a formal variable, set restrict base
1234 information if appropriate.
1235 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1237 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1238 (DECL_GET_RESTRICT_BASE): Define.
1239 (SET_DECL_RESTRICT_BASE): Define.
1240 (decl_restrict_base_lookup): Declare.
1241 (decl_restrict_base_insert): Declare.
1242 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1243 * tree.c (restrict_base_for_decl): New static variable.
1244 (init_ttree): Initialize restrict_base_for_decl.
1245 (copy_node_stat): Copy restrict base information.
1246 (decl_restrict_base_lookup): New function.
1247 (decl_restrict_base_insert): New function.
1248 (print_restrict_base_statistics): New static function.
1249 (dump_tree_statistics): Call print_restrict_base_statistics.
1251 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1254 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1255 case of anti-ranges.
1257 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1260 * c-typeck.c (tagged_tu_seen): Rename to ...
1261 (tagged_tu_seen_cache): this and add val field.
1262 (comptypes): Move functional to comptypes_internal
1263 and free tagged_tu_seen.
1264 (comptypes_internal): New function and call comptypes_internal
1265 instead of comptypes. Speed up by sibcalling
1266 tagged_types_tu_compatible_p.
1267 (alloc_tagged_tu_seen): New function
1268 (free_all_tagged_tu_seen_up_to): New function.
1269 (tagged_types_tu_compatible_p): Return the val of the seen two
1271 Add that the two types are the same to tagged_tu_seen_base
1272 if they are and call comptypes_internal instead of comptypes.
1273 <case UNION_TYPE>: Speed up common type where the fields are
1275 (function_types_compatible_p): Call comptypes_internal instead of
1277 (type_lists_compatible_p): Likewise.
1278 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1280 2005-10-02 Matthias Klose <doko@debian.org>
1282 * doc/invoke.texi: Fix typo and speling error.
1284 2005-10-01 Richard Henderson <rth@redhat.com>
1286 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1288 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1290 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1291 using --start-group and --end-group.
1293 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1295 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1296 FIXME note regarding quirky semantics.
1298 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1301 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1302 non-null range as a last resort.
1304 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1305 Diego Novillo <dnovillo@redhat.com>
1308 * tree-vrp.c (extract_range_from_assert): For !=
1309 assertions, only build an anti-range if LIMIT is a
1310 single-valued range.
1312 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1314 * arm.md (movqi): On thumb when optimizing, handle loading from
1315 memory by describing this as taking a subreg of a zero-extended load
1316 into an SImode register.
1319 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1321 * reload1.c (merge_assigned_reloads): Do not change any
1322 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1324 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1326 * Makefile.in (LIPO_FOR_TARGET): Define.
1327 (STRIP_FOR_TARGET): Define.
1329 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1330 before creating new ones. Do symlinks before creating the actual
1333 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1334 to work out which multilibs are actually being built.
1336 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1338 * tree-vect-transform.c, config/ms1/ms1.md,
1339 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1340 Follow spelling conventions.
1341 * doc/invoke.texi, doc/md.texi: Fix typos.
1343 2005-09-30 Andrew Macleod <amacleod@redat.com>
1345 PR tree-optimization/21430
1346 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1347 use operands, and set stmt pointer if need be.
1348 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1349 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1352 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1355 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1357 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1359 * optabs.c (expand_binop): Initialize first_pass_p.
1361 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1364 * c-decl.c (c_write_global_declarations_1): If any
1365 wrapup_global_declaration_2 call returned true, restart the loop.
1367 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1369 Fix PR tree-optimization/24117
1370 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1371 before considering whether to use anyoffset.
1373 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1377 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1379 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1381 (swap_commutative_operands_with_target): New.
1383 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1386 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1389 2005-09-29 Steven Bosscher <stevenb@suse.de>
1391 PR tree-optimization/23911
1392 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1393 and IMAGPART_EXPR too.
1395 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1398 * expmed.c (expand_shift): Move logic to reverse rotation
1399 direction when rotating by constants ...
1400 * optabs.c (expand_binop): ... here.
1401 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1402 (ix86_rotrdi3): New pattern.
1403 (rotldi3): Handle 32-bit mode.
1404 (ix86_rotldi3): New pattern.
1406 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1409 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1410 check for numbers that need no bit twiddle.
1412 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1414 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1415 multilib to be built.
1417 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1418 (stage1-start): Delete old libgcc and libunwind before moving
1419 anything into the stage directory.
1420 (stage2-start): Likewise.
1421 (stage3-start): Likewise.
1422 (stage4-start): Likewise.
1423 (stageprofile-start): Likewise.
1424 (stagefeedback-start): Likewise.
1425 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1426 header in tm_file and CPU-specific t-darwin in tmake_file.
1427 (i[34567]86-*-darwin*): Don't change tm_file.
1428 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1429 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1430 shared library stub for target OS version.
1431 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1432 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1433 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1434 (libgcc_s.%.dylib): New.
1436 (install-darwin-libgcc-stubs): New.
1437 (INSTALL_LIBGCC): New append.
1438 * config/i386/darwin-libgcc.10.4.ver: New.
1439 * config/i386/darwin-libgcc.10.5.ver: New.
1440 * config/i386/t-darwin: New.
1441 * config/rs6000/darwin-libgcc.10.4.ver: New.
1442 * config/rs6000/darwin-libgcc.10.5.ver: New.
1443 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1444 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1446 2005-09-28 Paul Brook <paul@codesourcery.com>
1448 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1451 2005-09-28 Richard Guenther <rguenther@suse.de>
1453 PR tree-optimization/23853
1454 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1455 host_integerp to verify misalignment value.
1457 2005-09-28 Richard Henderson <rth@redhat.com>
1459 * builtins.c (get_builtin_sync_mode): New.
1460 (expand_builtin_sync_operation): Pass in mode argument.
1461 (expand_builtin_compare_and_swap): Likewise.
1462 (expand_builtin_lock_test_and_set): Likewise.
1463 (expand_builtin_lock_release): Likewise.
1464 (expand_builtin): Update to match.
1466 2005-09-28 Nick Clifton <nickc@redhat.com>
1468 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1469 formatting. Add check to PLUS case to ensure that the offset is
1470 within an acceptable range.
1472 * config/v850/v850.md (casesi): Disable the generation of the
1473 switch pattern as it is not being handled properly at the moment.
1475 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1476 for when the high words are identical.
1478 2005-09-27 Richard Henderson <rth@redhat.com>
1480 * pretty-print.c (pp_base_format): Fix typo for %>.
1482 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1483 Devang Patel <dpatel@apple.com>
1485 PR tree-optimization/23625
1486 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1487 LABEL_EXPR, assertion check.
1489 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1491 * optabs.c (no_conflict_move_test): Check if a result of a
1492 to-be-moved insn would be clobbered by an originally
1495 2005-09-27 Jeff Law <law@redhat.com>
1497 * passes.c (init_optimization_passes): Replace copy propagation
1498 passes immediately after DOM with phi-only copy propagation
1499 pases. Add phi-only copy propagation pass after first DOM pass.
1500 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1501 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1502 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1503 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1504 to init_copy_prop. Callers updated.
1505 (do_phi_only_copy_prop): New function.
1506 (pass_phi_only_copy_prop): New pass descriptor.
1508 2005-09-27 Nick Clifton <nickc@redhat.com>
1510 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1512 2005-09-26 Jason Merrill <jason@redhat.com>
1515 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1517 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1519 2005-09-26 James E Wilson <wilson@specifix.com>
1521 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1522 copyright. Add gcc copyright plus libgcc exception.
1523 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1525 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1527 2005-09-26 Jeff Law <law@redhat.com>
1529 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1530 about when to iterate.
1532 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1535 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1536 for __complex__ double in -mcpu=G5 mode.
1538 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1540 PR tree-optimization/23942
1541 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1542 * tree-scalar-evolution.c: Include params.h.
1544 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1545 follow_ssa_edge_in_condition_phi_branch,
1546 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1547 Change return type to t_bool. Use a parameter to limit the size of
1548 trees that are walked before stopping
1549 (analyze_evolution_in_loop): Initialize the limit to 0.
1550 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1551 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1553 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1556 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1557 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1559 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1561 * combine.c (make_extraction): Check for valid use of subreg.
1563 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1566 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1567 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1568 ("fist<mode>2_with_temp"): Use only register operands.
1570 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1572 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1573 CALL_INSN_FUNCTION_USAGE.
1575 2005-09-26 Richard Guenther <rguenther@suse.de>
1578 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1579 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1580 (ldst_entry): Use the hashtable instead of list-walking.
1581 (find_rtx_in_ldst): Likewise.
1582 (free_ldst_entry): Free the hashtable.
1583 (compute_ld_motion_mems): Create the hashtable.
1584 (trim_ld_motion_mems): Remove entry from hashtable if
1585 removing it from list.
1586 (compute_store_table): Likewise^2.
1587 (store_motion): Free hashtable in case we did not see
1590 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1592 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1593 and arg1 if we are passing them to fold_build2.
1595 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1598 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1601 2005-09-25 Richard Henderson <rth@redhat.com>
1603 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1604 SYMBOL_REF_TLS_MODEL to be correct.
1606 2005-09-24 Richard Henderson <rth@redhat.com>
1608 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1609 end of function. Reindent.
1611 2005-09-24 Ian Lance Taylor <ian@airs.com>
1613 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1614 NEGATE_EXPR/BIT_NOT_EXPR case.
1616 2005-09-24 Richard Henderson <rth@redhat.com>
1618 * c-common.c (handle_mode_attribute): When not modifying in place,
1619 create subtypes for enumerations.
1620 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1621 * gimplify.c (create_tmp_from_val): Likewise.
1623 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1625 * config/i386/i386.md (*tls_global_dynamic_64,
1626 *tls_local_dynamic_base_64): Add missing mode to call.
1627 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1629 2005-09-24 Jan Hubicka <jh@suse.cz>
1631 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1632 (cgraph_clone_node): Likewise.
1633 * cgraph.h (cgraph_clone_edge): Update prototype.
1634 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1635 duplicated prototypes; add updating argument.
1636 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1637 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1639 (cgraph_mark_inline_edge): Likewise.
1640 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1641 (cgraph_flatten_node): Likewise.
1642 (cgraph_decide_recursive_inlining): Likewise.
1643 (cgraph_decide_inlining_of_small_function): Likewise.
1644 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1646 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1647 Pete Steinmetz <steinmtz@us.ibm.com>
1649 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1650 (rldic.): Set type to "compare".
1652 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1653 mfjmpr for MFCTR/MFLR.
1654 (movdf_hardfloat64): Same.
1655 (movdf_softfloat64): Same. Correct order of store and move types.
1656 (movti_string): Set type to store_ux/load_ux.
1657 (load_multiple): Set type to load_ux.
1658 (store_multiple): Set type to store_ux.
1659 (movmemsi): Set type to store_ux.
1660 (output_cbranch direct_return): Set type to jmpreg.
1661 (stmw): Set type to store_ux.
1662 (lmw): Set type to load_ux.
1663 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1664 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1665 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1666 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1667 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1668 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1669 (rios1-fpstore): Increase latency to 3.
1670 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1671 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1673 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1674 Andrew Pinski <pinskia@physics.uc.edu>
1676 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1677 operand2 constraint to "b".
1678 (sync_<fetchop_name>di_internal): Same.
1679 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1681 (sync_old_<fetchop_name>di_internal): Same.
1682 (sync_new_<fetchop_name>si_internal): Same.
1683 (sync_new_<fetchop_name>di_internal): Same.
1685 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1688 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1689 case, define as macros.
1691 PR rtl-optimization/23837
1692 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1693 clobber / clobber match between dest and p->first.
1695 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1696 (no_conflict_move_test): Update comments.
1698 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1700 * doc/install.texi: Update URL for Jacks.
1701 * doc/sourcebuild.texi: Likewise.
1703 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1706 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1707 registers when choosing register preferences.
1708 (movdf_hardfloat64): Same.
1710 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1712 * expmed.c (expand_shift): Don't use the target of the rotate as
1713 target for the first expanded shift insn.
1714 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1716 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1718 PR tree-optimization/22438
1719 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1720 preserved iv rhs rewriting specially.
1722 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1724 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1725 estimate_only is true.
1726 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1727 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1728 tree-ssa-structalias.c
1729 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1730 ref_contains_indirect_ref.
1731 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1733 2005-09-21 DJ Delorie <dj@redhat.com>
1735 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1737 (mn10300_return_in_memory): Support variable size types also.
1738 (mn10300_pass_by_reference): Likewise.
1739 (mn10300_function_value): New.
1740 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1741 (FUNCTION_OUTGOING_VALUE): Likewise.
1742 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1743 * doc/invoke.texi: Document it.
1745 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1748 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1749 force integer op1 into register for XFmode compares.
1751 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1754 * expmed.c (alg_code): Add alg_impossible.
1755 (alg_hash_entry): Add cost.
1756 (synth_mult): Record alg_impossible in the hash table if
1757 multiplication by a given integer is impossble within the
1758 limit. Speed up using alg_impossible.
1760 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1762 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1763 argument. Allow and set any offset if needs_anyoffset is passed
1765 (get_constraint_for): Add argument here too.
1767 (do_structure_copy): Pass NULL to get_constraint_for.
1768 (handle_ptr_arith): Ditto.
1769 (find_func_aliases): Ditto.
1771 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1773 PR rtl-optimization/23898
1774 * output.h (get_attr_min_length): Declare.
1775 * final.c (get_attr_length_1): New function, broken out of:
1777 (get_attr_min_length): New function.
1778 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1779 (duplicate_computed_gotos): Likewise.
1780 * genattr.c (insn_min_length): Generate declaration.
1781 * genattrtab.c (min_fn, min_attr_value): New functions.
1782 (make_length_attrs): Generate insn_min_length.
1784 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1786 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1788 2005-09-20 Richard Henderson <rth@redhat.com>
1790 PR tree-optimization/24059
1791 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1794 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1796 * c.opt (fextended-identifiers): New.
1797 * c-opts.c (c_common_handle_option): Handle
1798 -fextended-identifiers.
1799 * doc/cpp.texi: Update documentation of extended identifiers.
1800 * doc/cppopts.texi (-fextended-identifiers): Document.
1802 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1804 PR tree-optimization/23929
1805 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1808 PR tree-optimization/23818
1809 * tree-stdarg.c (execute_optimize_stdarg): Call
1810 calculate_dominance_info.
1812 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1814 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1815 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1816 (compute_overlap_steps_for_affine_1_2): Use
1817 get_number_of_iters_for_loop.
1818 (analyze_subscript_affine_affine): Check whether difference is
1820 Use get_number_of_iters_for_loop.
1821 Check whether overlap occurs outside of bounds.
1822 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1824 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1826 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1827 base register if possible.
1829 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1831 PR tree-optimization/18463
1832 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1833 converting it directly is not possible.
1834 (chrec_convert_aggressive): New function.
1835 * tree-chrec.h (chrec_convert_aggressive): Declare.
1836 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1837 Fold chrec conversions aggressively if asked to.
1838 (instantiate_parameters): Modified because of changes in
1839 instantiate_parameters_1.
1841 2005-09-19 Richard Henderson <rth@redhat.com>
1843 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1844 (reduc_splus_v2df): New.
1846 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1848 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1849 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1851 2005-09-19 Richard Henderson <rth@redhat.com>
1853 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1856 2005-09-19 Richard Henderson <rth@redhat.com>
1858 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1859 (ia64_expand_dot_prod_v8qi): New.
1860 * config/ia64/ia64-protos.h: Update.
1861 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1862 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1863 sdot_prodv8qi, sdot_prodv4hi): New.
1864 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1866 2005-09-19 Richard Henderson <rth@redhat.com>
1869 * real.c (exact_real_truncate): Return false if the format cannot
1870 represent the number as a normal.
1872 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1873 for a memory source.
1875 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1877 * tree-ssa-operands.c (swap_tree_operands): Export.
1878 * tree.h (swap_tree_operands): Declare.
1879 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1880 Call swap_tree_operands.
1882 2005-09-19 Richard Henderson <rth@redhat.com>
1884 * tree-flow.h (merge_alias_info): Declare.
1885 * tree-ssa-copy.c (merge_alias_info): Export.
1886 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1887 (vect_create_data_ref_ptr): Use create_iv directly.
1888 (vectorizable_load): Use correct types for integer constants.
1889 (vect_generate_tmps_on_preheader): Likewise.
1890 (vect_gen_niters_for_prolog_loop): Likewise.
1892 2005-09-19 Steven Bosscher <stevenb@suse.de>
1894 PR rtl-optimization/23943
1895 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1897 2005-09-18 Jan Hubicka <jh@suse.cz>
1899 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1901 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1903 * varasm.c (output_constant): Do not abort on conversions to union
1904 types between different sizes.
1906 2005-09-18 Richard Guenther <rguenther@suse.de>
1909 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1912 2005-09-18 Paul Brook <paul@codesourcery.com>
1914 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1916 2005-09-17 Richard Henderson <rth@redhat.com>
1918 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1919 * tree-ssa-loop.c (pass_vect_dce): Remove.
1920 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1923 2005-09-17 Richard Henderson <rth@redhat.com>
1925 * tree-pass.h (pass_vect_dce): Declare.
1926 * passes.c (init_optimization_passes): Add it.
1927 * tree-flow.h (tree_ssa_dce): Declare.
1928 * tree-ssa-dce.c (tree_ssa_dce): Export.
1929 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1930 (gate_tree_vectorize): ... here.
1931 (pass_vect_dce): New.
1933 2005-09-17 Jan Hubicka <jh@suse.cz>
1935 * except.c (struct eh_status): Turn region_array into vec.
1936 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1937 convert_from_eh_region_ranges, find_exception_handler_labels,
1938 current_function_has_exception_handlers, assign_filter_values,
1939 build_post_landing_pads, dw2_build_landing_pads,
1940 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1941 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1942 foreach_reachable_handler, can_throw_internal_1,
1943 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1945 (duplicate_eh_region_1): Update region_array.
1946 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1948 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1951 * expmed.c (expand_mult): Substitute simple register for op0 when
1954 2005-09-17 Richard Henderson <rth@redhat.com>
1956 * expr.c (emit_move_via_integer): Add force argument, pass it on
1957 to emit_move_change_mode. Update callers.
1958 (emit_move_complex): Pass true to new force argument.
1959 * function.c (expand_function_end): Move expand_eh_return call
1960 earlier. Merge sub-word complex values into a pseudo before
1961 copying to the return hard register.
1963 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1965 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1966 between different sizes.
1968 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1972 * passes.c (init_optimization_passes): Register dump files for
1975 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1977 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1978 * config/s390/s390.c (s390_overlap_p): New function.
1979 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1980 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1983 2005-09-16 Richard Guenther <rguenther@suse.de>
1985 * ipa-pure-const.c (static_execute): Free auxiliar information.
1986 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1987 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1989 2005-09-15 DJ Delorie <dj@redhat.com>
1991 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1993 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1995 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1997 (swap_commutative_operands_with_target): New.
1999 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2001 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2004 (estimate_iters_using_array): New function.
2005 * tree-data-ref.h (estimate_iters_using_array): Prototype
2006 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2007 Use estimate_iters_using_array instead of analyze_array.
2009 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2011 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2014 2005-09-15 Michael Matz <matz@suse.de>
2016 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2018 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2020 PR tree-optimization/23835
2021 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2022 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2024 2005-09-14 Richard Henderson <rth@redhat.com>
2026 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2027 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2029 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2031 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2032 in the ARRAY_TYPE case.
2034 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2036 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2038 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2041 * tree-vect-transform.c (vectorizable_operation): Return false for
2042 scalar shift operations and for vector shift operations with
2043 non-invariant shift arguments. Use scalar tree operand op1 as
2044 a shift operand when vector shift insn pattern uses scalar shift
2046 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2048 2005-09-14 Olivier Hainque <hainque@adacore.com>
2050 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2051 value if it has side-effects.
2053 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2056 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2058 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2060 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2061 passed as NAME as if it were label at start of function code.
2063 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2065 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2068 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2070 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2071 as early clobber. Rewrite so the PIC register is not implicitly used.
2073 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2075 * tree.c (annotate_with_file_line): Compare line numbers before
2078 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2081 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2082 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2084 2005-09-13 Ian Lance Taylor <ian@airs.com>
2086 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2087 than a HOST_WIDEST_INT to gen_doloop_begin.
2089 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2091 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2093 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2095 PR tree-optimize/23817
2096 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2098 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2101 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2102 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2103 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2104 (restore_stack_nonlocal): Likewise.
2105 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2107 2005-09-12 Ian Lance Taylor <ian@airs.com>
2110 * c.opt (ffriend-injection): New C++ option.
2111 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2112 (C++ Dialect Options): Document -ffriend-injection.
2114 2005-09-12 Josh Conner <jconner@apple.com>
2117 * ipa-reference.c (static_execute): Don't mark variables in
2118 named sections TREE_READONLY.
2120 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2122 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2125 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2127 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2128 V_MUST_DEF instead of just the first_use_p.
2129 Don't mark the virtual variables for renaming on the statement which
2131 (pass_dse): Remove TODO_update_ssa.
2133 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2136 * stor-layout.c (compute_record_mode): For records with a single
2137 field, actually check the field's mode size against the type size.
2139 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2140 registers for TARGET_SHMEDIA.
2141 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2142 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2143 of GENERAL_REGS and FP_REGS.
2145 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2147 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2149 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2151 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2152 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2153 are omitted. Exclude stack_tie insn too.
2155 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2157 PR rtl-optimization/23098
2158 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2160 * config/rs6000/rs6000.md (movdf splitter): Use
2161 const_double_operand predicate for TARGET_POWERPC64.
2162 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2163 SYMBOL_REF method to ABI_V4.
2165 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2166 replace_equiv_address.
2167 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2168 rs6000_sr_alias_set and MEM_NOTRAP.
2169 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2171 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2173 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2174 handle CALL_EXPR again.
2176 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2178 * arm/predicates.md (alignable_memory_operand): Delete.
2180 2005-09-10 Richard Henderson <rth@redhat.com>
2183 * dbxout.c (dbxout_expand_expr): New.
2184 (dbxout_symbol): Use it.
2186 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2188 * arm.c (arm_gen_rotated_half_load): Delete.
2189 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2190 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2191 (thumb_set_return_address): Likewise.
2192 (thumb_load_double_from_address): Use adjust_address.
2193 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2194 (extendhsisi2_mem, movhi_bytes): Use change_address.
2195 (movhi): Use widen_memory_access.
2196 (reload_out_df): Use replace_equiv_address.
2197 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2199 2005-09-09 Richard Henderson <rth@redhat.com>
2202 * dbxout.c: Include expr.h.
2203 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2204 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2205 * Makefile.in (dbxout.o): Add EXPR_H.
2207 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2209 PR tree-optimization/23509
2210 * tree-cfg.c (replace_uses_by): Use replace_exp.
2211 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2212 pointers have name_mem_tag or type_mem_tag set.
2214 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2216 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2217 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2218 of wrongly accessing operands.
2220 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2222 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2223 * tree-chrec.c: Include tree-scalar-evolution.h.
2224 (chrec_convert): Instantiate the base and step before calling
2225 scev_probably_wraps_p that would fail on parametric evolutions.
2226 Collect all the fails into a single section failed_to_convert,
2227 print a diagnostic, and return chrec_dont_know instead of calling
2229 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2230 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2232 (scev_const_prop): Don't replace the definition of a loop closed ssa
2233 phi node by itself, or by another loop closed ssa phi node.
2234 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2235 that base and step are defined.
2237 2005-09-09 Richard Guenther <rguenther@suse.de>
2240 * fold-const.c (fold_ternary): Check truth_value_p before
2241 calling invert_truthvalue.
2243 2005-09-09 Nick Clifton <nickc@redhat.com>
2245 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2246 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2247 dimension of these arrays.
2248 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2250 * longlong.h: Only provide a prototype for the __clz_tab[] array
2251 if this header has not been included from libgcc2.h.
2252 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2254 Provide prototypes for exported functions.
2255 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2258 2005-09-08 Josh Conner <jconner@apple.com>
2262 * expr.c (expand_expr_addr_expr_1): Don't invoke
2263 expand_simple_binop for EXPAND_INITIALIZER.
2265 2005-09-08 Richard Henderson <rth@redhat.com>
2268 * toplev.c (wrapup_global_declaration_1): Split out ...
2269 (wrapup_global_declaration_2): ... from ...
2270 (wrapup_global_declarations): ... here. Return bool.
2271 (check_global_declaration_1): Split out ...
2272 (check_global_declarations): from here.
2273 (emit_debug_global_declarations): New.
2274 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2275 check_global_declaration_1, emit_debug_global_declarations): Declare.
2276 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2277 of decls. Call wrapup_global_declaration_1,
2278 wrapup_global_declaration_2, check_global_declaration_1 directly.
2279 (c_write_global_declarations_2): New.
2281 (c_write_global_declarations): Call c_write_global_declarations_2.
2282 * langhooks.c (write_global_declarations): Call
2283 emit_debug_global_declarations.
2285 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2286 remove decls that have DECL_RTL_SET_P.
2287 * passes.c (rest_of_decl_compilation): Invoke
2288 cgraph_varpool_finalize_decl for all but functions.
2290 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2292 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2293 the result of a conversion if the new min and max cannot be compared.
2295 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2297 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2298 (override_options): Setting s390_sr_alias_set removed.
2299 (save_fpr, save_gprs): Set alias set to vararg or frame.
2300 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2301 s390_sr_alias_set with get_frame_alias_set ().
2302 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2303 get_varargs_alias_set ().
2305 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2309 * c-parser.c (c_parser_objc_method_definition): If the next
2310 token is not "{", error out and don't start the function.
2312 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2314 * tree-vrp.c (extract_range_from_expr): Move the check for non
2315 nullness after the check for gimple invariant.
2317 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2319 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2321 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2324 * config/m32r.md (movmemsi_internal): Canonicalize order of
2325 operands in PLUS component of template.
2327 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2329 * reload1.c (fixup_eh_region_note): Remove assertion.
2330 (fixup_abnormal_edges): Reverted removal of call to
2331 find_many_sub_basic_blocks made on 2005-08-31.
2333 2005-09-07 Richard Henderson <rth@redhat.com>
2335 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2336 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2337 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2338 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2339 rearrange for better packing.
2340 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2341 (lookup_cfa_1): Remove inline marker.
2342 (cfa_equal_p): Split out of ...
2343 (def_cfa_1): ... here. Use INVALID_REGNUM.
2344 (build_cfa_loc): Handle !cfa->indirect.
2345 (frame_pointer_cfa_offset): New.
2346 (dbx_reg_number): Assert register elimination performed; do
2347 leaf register remapping.
2348 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2349 (eliminate_reg_to_offset): New.
2350 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2351 for verifiably local stack frame addresses; re-base to CFA.
2352 (mem_loc_descriptor): Remove can_use_fbreg argument.
2353 (concat_loc_descriptor, loc_descriptor): Likewise.
2354 (containing_function_has_frame_base): Remove.
2355 (rtl_for_decl_location): Don't do register elimination or
2356 leaf register remapping here.
2357 (secname_for_decl): Split out from ..
2358 (add_location_or_const_value_attribute): ... here.
2359 (convert_cfa_to_loc_list): New.
2360 (compute_frame_pointer_to_cfa_displacement): New.
2361 (gen_subprogram_die): Use them.
2362 * tree.h (frame_base_decl): Remove.
2363 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2364 (prologue_stack_adjust): Remove.
2365 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2366 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2367 (set_frame_base_location): Remove.
2368 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2369 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2370 (vt_add_function_parameters): Don't eliminate_regs.
2371 (vt_initialize): Don't create frame_base_decl.
2373 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2375 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2376 version of GNU binutils for 4.x and later.
2378 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2380 * ggc-page.c (ggc_push_context): Remove.
2381 (ggc_pop_context): Likewise.
2382 * ggc.h (ggc_push_context): Remove.
2383 (ggc_pop_context): Likewise.
2385 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2388 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2389 returning from an interrupt handler.
2391 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2394 * config/arc/arc.c (output_shift): Add check for loop count when
2397 2005-09-06 Steven Bosscher <stevenb@suse.de>
2399 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2401 (abs_replacement): Likewise.
2402 (pass_phiopt): Remove TODO_update_ssa.
2404 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2407 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2408 if "return with no value, in function returning non-void" warning
2410 * tree-cfg.c (execute_warn_function_return): Don't look at
2411 RETURN_EXPRs with TREE_NO_WARNING set.
2414 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2415 for internal functions doesn't use registers used by global registers
2416 variables. Use fewer register parameters if there are global register
2419 2005-09-06 Olivier Hainque <hainque@adacore.com>
2420 Eric Botcazou <ebotcazou@adacore.com>
2423 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2424 when we would be extracting outside its bit span (bitpos+bitsize
2425 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2426 Ada unchecked conversions.
2428 2005-09-06 Steven Bosscher <stevenb@suse.de>
2430 * tree-ssa-pre.c (try_look_through_load): New function.
2431 (compute_avail): Use it to try to look through loads for some
2432 more useful expressions.
2434 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2436 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2437 condition for detecting cases like (a&a) and (a^a).
2439 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2441 * common.opt: Add option ftree-vect-loop-version.
2442 * params.def: Add --param vect-max-version-checks.
2443 * doc/invoke.texi: Document ftree-vect-loop-version and
2444 --param vect-max-version-checks.
2445 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2446 may_misalign_stmts and defines for accessors.
2447 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2448 LOOP_VINFO_MAY_MISALIGN_STMTS.
2449 (destroy_loop_vec_info): VEC_free for
2450 LOOP_VINFO_MAY_MISALIGN_STMTS.
2451 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2452 Update documentation.
2453 (vect_update_misalignment_for_peel): New.
2454 (vect_enhance_data_refs_alignment): Update to choose loop
2455 peeling or loop versioning if appropriate for the (potentially)
2456 unaligned data references in the loop.
2457 (vect_analyze_data_refs_alignment): Remove call to
2458 vect_enhance_data_refs_alignment so the checks can be done
2460 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2461 and move up call to vect_analyze_data_refs_alignment.
2462 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2463 (vect_transform_loop): Add call to loop_version.
2465 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2467 PR rtl-optimization/23098
2468 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2469 * simplify-rtx.c (constant_pool_reference_p): New function.
2470 * rtl.h (constant_pool_reference_p): New prototype.
2471 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2472 constant_pool_reference_p in condition and
2473 avoid_constant_pool_reference in preparation statements.
2475 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2477 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2478 STRICT_LOW_PART SETs.
2480 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2483 * except.c (sjlj_emit_function_enter): Find the function begin
2484 note even when it's not in first basic block.
2486 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2488 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2489 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2490 * aclocal.m4: Regenerate.
2492 2005-09-05 DJ Delorie <dj@redhat.com>
2494 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2497 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2499 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2500 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2501 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2502 Follow spelling conventions.
2503 * doc/invoke.texi: Follow spelling conventions.
2505 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2507 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2508 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2509 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2511 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2514 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2515 (output_stack_adjust): Use gen_tmp_stack_mem.
2516 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2517 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2518 (sh_get_pr_initial_val): Likewise.
2519 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2520 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2521 * sh.md (divsi_inv_m0): Use gen_const_mem.
2522 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2523 (movdf_i4+1): Use gen_tmp_stack_mem.
2524 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2525 (fpu_switch+2): Likewise.
2526 (movv4sf_i, movv16sf_i): Use adjust_address.
2527 (symGOT_load): Set MEM_NOTRAP_P bit.
2529 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2532 * pa.c (emit_move_sequence): Fix typo in last change.
2534 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2536 PR rtl-optimization/23454
2537 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2540 2005-09-03 Richard Henderson <rth@redhat.com>
2541 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2544 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2547 2005-09-02 Nicolas Pitre <nico@cam.org>
2549 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2550 to bit_count to 32 bits.
2552 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2555 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2556 generating synthetic loads from volatile lvalues.
2558 005-09-02 Nick Clifton <nickc@redhat.com>
2560 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2561 __ctzhi2, __clzhi2): New functions.
2563 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2566 * tree-nested.c (struct var_map_elt): Mark with GTY.
2567 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2569 (lookup_field_for_decl): Allocate new element in GC memory.
2570 (lookup_tramp_for_decl): Likewise.
2571 (convert_nl_goto_reference): Likewise
2572 (create_nesting_tree): Allocate info in GC memory. Likewise for
2574 (free_nesting_tree): Free with ggc_free instead of free.
2575 (root): New static variable.
2576 (lower_nested_functions): Remove root as local variable. And zero out
2577 root at the end of the function.
2579 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2581 PR rtl-optimization/20365
2582 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2583 to short. New member ix.
2584 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2585 (simplify_plus_minus): Initialize ix members before calling qsort.
2587 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2589 PR tree-optimization/23626
2590 * tree-cfg.c (replace_uses_by): Clean up eh info.
2592 2005-09-01 DJ Delorie <dj@redhat.com>
2594 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2597 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2599 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2600 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2603 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2605 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2606 do not issue warning for a variable definition following
2609 2005-09-01 Richard Henderson <rth@redhat.com>
2612 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2613 conversion to CONST_VECTOR.
2615 2005-09-01 Richard Henderson <rth@redhat.com>
2618 * reload1.c (reload_as_needed): Check !CALL_P before calling
2619 fixup_eh_region_note.
2620 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2622 2005-09-01 DJ Delorie <dj@redhat.com>
2624 * varasm.c (output_constant): Let the target resolve
2625 conversions of addresses to non-default pointer sizes.
2627 2005-09-01 Nicolas Pitre <nico@cam.org>
2629 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2630 to alow matching ARM pre-indexed addressing mode.
2631 (arm_override_options): Remove now irrelevant comment.
2633 2005-09-01 Phil Edwards <phil@codesourcery.com>
2635 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2636 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2637 * config/i386/vxworks.h: Likewise.
2638 * config/i386/t-vxworksae: New file, for VxWorks AE.
2639 * config/i386/vxworksae.h: Likewise.
2641 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2643 PR tree-optimization/23410
2644 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2645 sequence is not wrapping during the first step.
2647 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2650 * dwarf2out.c (base_type_die): Compare char_type_node with
2651 TYPE_MAIN_VARIANT (type), not type.
2653 2005-09-01 Richard Guenther <rguenther@suse.de>
2655 PR tree-optimization/15366
2656 * common.opt: Add -finline-functions-called-once.
2657 Put -fearly-inlining in alphabetically ordered place.
2658 * doc/invoke.texi: Document new option.
2659 * ipa-inline.c (cgraph_decide_inlining): Honour
2660 flag_inline_functions_called_once.
2662 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2664 PR rtl-optimization/23478
2665 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2666 (alloc_qty): Initialize it.
2667 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2668 (combine_regs): Combine also n_throwing_calls_crossed fields.
2669 (find_free_reg): Don't attempt to caller-save pseudos crossing
2670 calls that might throw.
2671 * global.c (struct allocno): Add throwing_calls_crossed field.
2672 (global_alloc): Revert 2005-08-22 change. Initialize
2673 throwing_calls_crossed.
2674 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2677 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2680 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2681 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2682 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2683 (and64_2_operand): Tweak to use predicate.
2684 (and_operand): Adjust for mask_operand changes.
2685 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2686 (print_operand): Likewise.
2687 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2688 (mask64_1or2_operand): Delete.
2689 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2690 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2691 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2692 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2693 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2694 (rotldi3_internal4): Likewise.
2695 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2696 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2697 (ashldi3_internal7): Likewise.
2698 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2699 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2700 (anddi3 split): Don't match mask64_operand.
2701 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2702 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2703 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2704 't' splitter predicate.
2705 (movdi_internal64 + 2): Revert 2005-06-11 change.
2707 2005-08-31 DJ Delorie <dj@redhat.com>
2709 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2710 (m32c_asm_integer): Add support for 32 bit pointers.
2712 2005-08-31 Richard Henderson <rth@redhat.com>
2714 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2715 component-like references for setting MEM_NOTRAP_P.
2717 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2718 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2720 2005-08-31 Richard Henderson <rth@redhat.com>
2722 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2723 into a pseudo before applying gen_lowpart.
2725 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2727 * doc/install.texi (Specific): Update cctools version required
2728 for full functionality.
2729 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2730 linkers as -macosx_version_min.
2732 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2735 * sh.c (print_operand, %R and %S): Add handling of floating point
2736 registers, memory, constants and invalid operands.
2738 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2740 * ipa-pure-const.c: Change dump name.
2742 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2745 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2746 to "reg_or_0_operand".
2747 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2749 2005-08-31 Dale Johannesen <dalej@apple.com>
2751 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2752 loops that count down.
2754 2005-08-31 Richard Henderson <rth@redhat.com>
2757 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2758 (fixup_eh_region_note): New.
2759 (reload_as_needed): Call it.
2760 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2761 don't call find_many_sub_basic_blocks; call verify_flow_info.
2762 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2763 (keep_stack_depressed): Likewise.
2764 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2766 2005-08-31 Richard Henderson <rth@redhat.com>
2768 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2771 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2773 * expr.c (expand_expr_real_1): Compare size of address
2774 mode to target's address mode size in deciding expansion of
2775 the constant address.
2777 2005-08-31 Richard Guenther <rguenther@suse.de>
2780 * expr.c (all_zeros_p): New function.
2781 (expand_expr_real_1): Handle the case of an all-zero
2782 non-addressable constructor separately.
2784 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2786 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2787 arguments, adjust all callers.
2788 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2790 2005-08-30 Richard Henderson <rth@redhat.com>
2793 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2794 whenever the mode sizes match.
2796 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2798 * calls.c (load_register_parameters): Fix comment typo.
2799 * expr.c (emit_push_insn): Comment formatting.
2801 2005-08-30 Ian Lance Taylor <ian@airs.com>
2803 * config/i386/x-cygwin (host-cygwin): Change dependency from
2804 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2806 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2808 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2811 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2814 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2815 call to ggc_collect.
2817 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2820 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2821 beginning. Remove $(INCLUDES) from all the rules, if following
2822 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2824 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2827 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2828 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2829 not constant, but maxlen is, don't set len to maxlen, rather
2830 set maxlen to len if len is a constant.
2832 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2834 PR tree-optimization/23475
2835 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2838 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2840 Fix PR middle-end/22455
2842 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2843 Checksum only the parts of the tree that exist for the tree code.
2845 2005-08-28 Dale Johannesen <dalej@apple.com>
2847 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2849 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2851 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2853 2005-08-28 Richard Henderson <rth@redhat.com>
2855 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2856 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2859 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2862 * builtins.c (get_memory_rtx): Don't strip nops
2863 in between COMPONENT_REFs.
2865 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2868 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2870 (gimplify_modify_expr): Check for zero sized types and gimplify the
2871 rhs and lhs as statements.
2873 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2876 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2877 state for return address column of signal frames.
2879 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2882 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2883 bytes >= 2 not bytes == 2.
2884 (expand_block_move): Same.
2886 2005-08-27 Richard Guenther <rguenther@suse.de>
2889 * config/i386/sse.md (sse2_movsd): Add missing closing
2892 2005-08-27 Paul Brook <paul@codesourcery.com>
2894 * genrecog.c (enum decision_type): Add DT_num_insns.
2895 (struct decision_test): Add u.num_insns.
2896 (add_to_sequence): Add DT_num_insns test.
2897 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2898 (write_cond, debug_decision_2): Ditto.
2899 (change_state): Assume peep2_next_insn never fails.
2900 Remove "afterward" argument.
2901 (write afterward, write_tree): Update to match.
2902 * recog.c (peep2_current_count): New variable.
2903 (peep2_next_insn): Check it.
2904 (peephole2_optimize): Set peep2_current_count.
2905 * recog.h (peep2_current_count): Declare.
2907 2005-08-26 Josh Conner <jconner@apple.com>
2910 * ipa-pure-const.c (check_tree): Check for volatile-ness
2911 when considering a dereference.
2913 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2915 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2917 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2919 PR rtl-optimization/23561
2920 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2921 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2922 at most LEN bytes long memory fits into the field.
2923 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2924 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2925 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2927 2005-08-26 Richard Henderson <rth@redhat.com>
2930 * loop.c (biased_biv_may_wrap_p): New.
2931 (maybe_eliminate_biv_1): Use it to suppress non-equality
2932 comparison transformations. Delete disabled code.
2934 2005-08-26 Ian Lance Taylor <ian@airs.com>
2936 * combine.c (make_extraction): Avoid reference outside object.
2938 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2940 * stor-layout.c (finalize_type_size): Restore behaviour for
2941 non-aggregate types to the status quo ante of the patch for
2942 pr 23467. Document why it matters.
2944 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2947 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2948 array by one element, initialize the BT_LAST element with NULL.
2950 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2952 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2953 optimizing for size.
2955 (compare_plus_eqsi): Same.
2956 (plus_eqsi_compare): Same.
2957 (neg_eq0<mode>): Same.
2958 (neg_eq<mode>): Same.
2960 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2963 2005-08-26 Nick Clifton <nickc@redhat.com>
2965 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2966 TARGET_EP is not defined.
2967 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2968 TARGET_EP is enabled.
2969 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2970 * config/v850/v850.md (save_all_interrupt): Only use the EP
2971 register if TARGET_EP is defined.
2972 (restore_all_interrupt): Likewise.
2973 * config/v850/lib1funcs.asm: Update functions so that the EP
2974 register is only used if __EP__ is defined.
2976 2005-08-26 David Ung <davidu@mips.com>
2978 * config/mips/mips.c (mips_expand_prologue): Handle case when
2979 generating for MIPS16 and the outgoing argument area is more than
2980 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2983 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2985 * config/crx/crx.md: Make doloop_end pattern usage controllable
2986 via mloop-nesting=<max-nesting> command line switch. Make sure
2987 the combiner cannot use doloop_end_<mode> in an illegal way.
2988 * config/crx/crx.c: Use regs up to r6 for argument passing.
2989 Refine crx_address_cost (non cst4 displacements are expensive).
2990 * config/crx/crx.opt: Add switch for mloop-nesting=.
2992 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2994 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2995 (UNSPEC_MVST): New constant.
2997 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2999 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3000 Reject operands containing eliminable registers.
3001 * testsuite/gcc.dg/20050825-1.c: New testcase.
3003 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3004 Jan Hubicka <jh@suse.cz>
3006 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3008 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3010 PR tree-optimization/23546
3011 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3014 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3016 * params.def (PARAM_MIN_SPEC_PROB): New.
3017 * sched-rgn.c (MIN_PROBABILITY): Delete.
3018 (compute_trg_info): Convert to PARAM_VALUE.
3019 * doc/invoke.texi (param): Document min-spec-prob.
3021 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3023 * config/darwin.h: define __PIC__
3024 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3025 TARGET_OS_CPP_BUILTINS macro.
3027 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3029 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3032 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3034 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3036 * cfghooks.c (duplicate_block): Added position where to place
3037 new block as argument.
3038 * cfghooks.h (duplicate_block): Declaration changed.
3039 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3041 * cfglayout.h (copy_bbs): Declaration changed.
3042 * cfgloop.h (loop_version): Declaration changed.
3043 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3044 position to copy_bbs.
3045 (loop_version): Pass position to duplicate_loop_to_header_edge.
3046 Add place_after argument and position new blocks according to
3048 * modulo-sched.c (sms_schedule): Pass place_after argument
3050 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3051 * tree-cfg.c (split_edge_bb_loc): New function.
3052 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3053 to determine position of new blocks.
3054 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3056 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3057 argument to duplicate_block.
3058 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3059 Pass position to copy_bbs.
3061 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3063 * fold-const.c (ptr_difference_const): Use
3064 cst_and_fits_in_hwi instead of host_integerp.
3066 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3068 * config/darwin.c (gen_pic_offset): New.
3069 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3072 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3074 PR tree-optimization/23486
3075 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3077 2005-08-23 Phil Edwards <phil@codesourcery.com>
3079 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3080 remove use_collect2.
3081 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3083 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3084 configuration files to override the default value.
3086 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3087 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3088 * config/vx-common.h: New file, split out from...
3089 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3090 * config/vxworksae.h: New file, for VxWorks AE.
3091 * config/vxworks.opt: New file.
3092 * config/vxlib.c: Update for VxWorks 6.
3094 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3095 other MULTILIB_* variables appropriately.
3096 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3097 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3098 * config/rs6000/vxworks.h: Update for VxWorks 6.
3099 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3101 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3104 * config/darwin.c (machopic_select_section): Remove the hack to
3105 mark "::operator new" and "::operator delete" for coalescing
3106 even though they are not weak.
3108 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3110 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3111 * configure: Regenerate.
3113 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3116 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3118 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3119 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3122 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3124 * config/rs6000/predicates.md (equality_operator): New.
3125 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3126 comparison with a large constant.
3128 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3130 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3132 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3134 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3135 registers is even, and we have a hardware double precision fp,
3137 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3138 size of current argument when checking if argument was passed in
3141 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3144 * stor-layout.c (finalize_type_size): Dont override
3145 existing alignment with a smaller alignment from the mode.
3147 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3149 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3150 * lambda.h (lambda_vector_lexico_pos): ... here.
3151 * tree-data-ref.c (build_classic_dist_vector): Return false when
3152 the distance vector is lexicographically negative.
3154 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3156 PR tree-optimization/23511
3157 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3158 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3160 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3162 PR tree-optimization/22043
3163 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3164 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3165 If ALLOW_FLEXARR, handle types ending with flexible array member.
3166 Pass false as second argument to recursive count_type_elements calls.
3167 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3168 argument to count_type_elements call.
3169 * tree-sra.c (decide_block_copy): Likewise.
3170 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3171 for a constant-sized object, set cleared as well. Pass true as
3172 second argument to count_type_elements call.
3174 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3177 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3178 from legitimate_small_data_p, and make global. Update use.
3179 Remove forward declaration.
3180 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3182 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3184 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3186 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3187 of scratch intermediates.
3188 (eq<mode>_compare): Same.
3189 (neg_eq0<mode>): New.
3190 (neg_eq<mode>): Convert to define_insn_and_split.
3192 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3195 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3196 stdarg functions, set/clear the fp marker even when no variable
3198 * config/rs6000/sysv4.opt (mprototype): Describe.
3200 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3202 PR rtl-optimization/23478
3203 * regs.h (reg_info): Add throw_calls_crossed.
3204 (REG_N_THROWING_CALLS_CROSSED): Define.
3205 * flow.c (allocate_reg_life_data): Initialize
3206 REG_N_THROWING_CALLS_CROSSED.
3207 (propagate_one_insn, attempt_auto_inc): Update
3208 REG_N_THROWING_CALLS_CROSSED.
3209 * global.c (global_alloc): Don't allocate pseudos across
3210 calls that may throw.
3212 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3215 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3216 value is inbetween the range if we did not find an exact match.
3218 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3220 * doc/invoke.texi (Option Summary): Add ms1 options.
3221 * doc/extend.texi: Document interrupt handler attribute for ms1.
3222 * doc/md.texi: Document ms1 constraints.
3223 * config.gcc: Add ms1-*-elf.
3224 * config/ms1/ms1.h: New.
3225 * config/ms1/ms1.c: New.
3226 * config/ms1/ms1.md: New.
3227 * config/ms1/ms1-protos.h: New.
3228 * config/ms1/ABI.txt: New.
3229 * config/ms1/crti.asm: New.
3230 * config/ms1/crtn.asm: New.
3231 * config/ms1/lib2extra-funcs.c: New.
3232 * config/ms1/t-ms1: New.
3233 * config/ms1/ms1.opt: New.
3235 2005-08-22 Ira Rosen <irar@il.ibm.com>
3237 * config/rs6000/altivec.md (xorv4sf3): New.
3238 (negv4sf2, neg<mode>2): Likewise.
3240 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3243 * config/ia64/ia64.md (divsi3): Check divide by zero.
3244 (udivsi3): Likewise.
3246 (udivdi3): Likewise.
3248 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3250 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3251 up to elem_bitsize bits, not max_bitsize.
3253 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3255 PR tree-optimization/23433
3256 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3257 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3259 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3261 PR tree-optimization/23434
3262 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3263 the iteration bound is not an INTEGER_CST.
3265 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3267 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3268 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3269 NULL if need_epilog_adjust is false.
3270 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3271 Case 3 always peels first itration, not just for PLUS case, and no need
3272 to use scalar_initial_def here. Create an epilog adjustment only if
3273 scalar_initial_def is not NULL.
3275 (vectorizable_reduction): Remove assert.
3277 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3280 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3281 (__moddi3): Likewise.
3282 (__udivdi3): Likewise.
3283 (__umoddi3): Likewise.
3284 (__divsi3): Likewise.
3285 (__modsi3): Likewise.
3286 (__udivsi3): Likewise.
3287 (__umodsi3): Likewise.
3289 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3291 * tree-pass.h (TDF_GRAPH): Define.
3292 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3293 * passes.c (finish_optimization_passes): Only call
3294 finish_graph_dump_file if TDF_GRAPH is set.
3295 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3296 NULL. Set TDF_GRAPH bit.
3297 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3299 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3301 * arm.h (arm_stack_offsets): Add locals_base field.
3302 * arm.c (arm_get_frame_offsets): Compute it.
3303 (thumb_compute_initial_elimination offset): Make the Thumb frame
3304 pointer point to the base of the local variables.
3305 (thumb_expand_prologue): Update accordingly.
3306 (thumb_expand_epilogue): Likewise.
3308 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3309 mode of clobbered scratch to DImode. Handle a case that's known to
3312 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3314 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3315 (gt0<mode>_compare): Delete.
3316 (neg_gt0<mode>): Delete.
3318 2005-08-19 Eric Christopher <echristo@apple.com>
3320 * optabs.h: Change CTI_ to COI_.
3323 2005-08-19 James E Wilson <wilson@specifix.com>
3325 * builtins.c (expand_builtin_return_addr): Set
3326 current_function_accesses_prior_frames when count != 0. Use
3327 frame_pointer_rtx when count == 0.
3328 * function.h (struct function): Add accesses_prior_frames field.
3329 (current_function_accesses_prior_frames): Define.
3330 * reload1.c (init_elim_table): Check
3331 current_function_accesses_prior_frames.
3332 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3334 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3336 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3337 indicator. Return true if the flowgraph changed during
3340 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3343 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3344 conditional expression before testing its value.
3346 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3348 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3350 2005-08-19 Devang Patel <dpatel@apple.com>
3352 PR tree-optimization/23048
3353 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3354 third parameter. Check whether latch is dominated by exit
3356 (if_convertible_loop_p): Supply exit block itself to
3357 if_convertible_bb_p.
3359 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3362 * arm.md (arm_load_pic_register): Change argument to the mask of
3363 saved registers. Call thumb_find_work_register if we need a
3364 scratch register on Thumb.
3365 (arm_expand_prologue): Pass empty register set to
3366 arm_load_pic_register.
3367 (thumb_expand_prologue): Pass live_regs_mask directly to
3368 arm_load_pic_register.
3369 * arm-protos.h (arm_load_pic_register): Update prototype.
3371 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3373 * sh.c (find_sole_member): New function.
3374 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3375 if the record's alignment is larger than the size of its only member.
3377 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3380 * arm.c (thumb_legitimize_reload_address): New function.
3381 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3382 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3384 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3386 * config/crx/crx.c: Implement crx_decompose_address. Reject
3387 symbolic displacements since CRX register relative adressing
3388 mode can't handle unsigned 32-bit values as displacements.
3389 * config/crx/crx.h: Simplify definitions, remove redundant
3390 parenthesis and obsolete macros.
3391 * config/crx/crx.opt: Add new switch for debugging addresses.
3392 * config/crx/crx-protos.h: Add new declarations for above.
3394 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3397 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3400 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3402 * collect2.c (dup2): Delete.
3403 * configure.ac: Don't check for dup2.
3405 * config.in, configure: Regenerate.
3407 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3409 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3410 record with the type of its only member.
3412 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3414 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3415 define_insn_and_split.
3416 (plus_ltu<mode>_compare): Same.
3417 (gtu<mode>_compare): Same.
3418 (plus_gtu<mode>_compare): Same.
3420 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3422 PR tree-optimization/22228
3423 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3425 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3426 are recorded in vect_vnames_to_rename for renaming.
3427 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3428 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3429 in vect_vnames_to_rename.
3430 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3431 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3433 2005-08-18 Jan Hubicka <jh@suse.cz>
3436 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3437 info only for local statics, not for member variables.
3439 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3441 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3443 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3445 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3447 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3450 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3452 2005-08-17 James E Wilson <wilson@specifix.com>
3454 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3457 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3459 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3460 (leu<mode>_compare): Same.
3461 (plus_leu<mode>): Same.
3462 (neg_leu<mode>): Same.
3463 (and_neg_leu<mode): Same.
3464 (ltu<mode>_compare): Same.
3465 (plus_ltu<mode>): Same.
3467 (geu<mode>_compare): Same.
3468 (plus_geu<mode>): Same.
3469 (neg_geu<mode>): Same.
3470 (and_neg_geu<mode>): Same.
3471 (plus_gt<mode>): Same.
3472 (gtu<mode>_compare): Same.
3473 (plus_gtu<mode>): Same.
3475 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3477 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3478 Move call_table_data to end. Delete spurious .text.
3479 (callt_save_all_interrupt): Fix comment typo.
3481 2005-08-17 James E Wilson <wilson@specifix.com>
3482 Kevin Winchester <winchester@amirix.com>
3485 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3487 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3490 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3491 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3493 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3495 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3496 record with the type of its only member if the modes don't match.
3498 * varasm.c (decode_reg_name): Skip empty additional register names.
3500 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3502 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3503 lsm_tmp_name_length): New.
3504 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3505 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3507 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3508 Andreas Krebbel <krebbel1@de.ibm.com>
3510 * config.gcc: Added z9-109 switch.
3511 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3512 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3513 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3514 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3515 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3516 for "z9_109" cpu attribute.
3517 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3518 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3519 (s390_handle_arch_option): Added z9-109 switch.
3520 (override_options): Set respective cost function for z9-109.
3521 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3522 (legitimate_reload_constant_p): Accept extended immediates.
3523 (print_operand): Three new output modifiers added: k, m and o.
3524 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3525 (s390_output_mi_thunk): Use extended immediate when possible.
3526 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3527 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3528 (CONSTRAINT_LEN): Added length of O constraint.
3529 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3530 * config/s390/s390.md ("cpu"): New value z9_109 added.
3531 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3532 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3533 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3534 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3535 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3536 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3537 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3538 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3539 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3540 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3541 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3542 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3543 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3544 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3545 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3547 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3548 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3549 insns for TARGET_EXTIMM.
3551 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3553 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3555 2005-08-17 Nick Clifton <nickc@redhat.com>
3557 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3558 Call default_encode_section_info.
3560 2005-08-17 Steven Bosscher <stevenb@suse.de>
3562 PR tree-optimization/21574
3563 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3564 constant, return CONSTANT.
3565 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3566 (ccp_fold, visit_assignment): Likewise.
3567 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3569 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3571 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3572 fold_buildN instead of buildN then fold_initializer or fold.
3573 (build_unary_op): Likewise.
3574 (build_binary_op): Likewise.
3575 * fold-const.c (fold_initializer): Remove.
3576 (fold_build1_initializer): New function.
3577 (fold_build2_initializer): New function.
3578 (fold_build3_initializer): New function.
3579 * tree.h (fold_initializer): Remove.
3580 (fold_build1_initializer): New function.
3581 (fold_build2_initializer): New function.
3582 (fold_build3_initializer): New function.
3584 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3586 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3587 (try_move_mult_to_index): Call fold_build2 instead of build2.
3588 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3589 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3590 fold_binary_to_constant.
3591 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3593 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3594 check if A == gcd (A, B). Remove TYPE argument.
3595 (analyze_offset) Use fold_build2 instead of fold (build.
3596 (create_data_ref): Likewise.
3597 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3598 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3601 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3603 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3604 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3606 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3609 * gimplify.c (zero_sized_type): New function.
3610 (gimplify_modify_expr_rhs): If we have a zero sized type,
3611 replace the statement with an empty statement.
3613 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3615 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3618 2005-08-16 Ian Lance Taylor <ian@airs.com>
3620 * doc/tm.texi (Label Output): Correct typo.
3622 2005-08-16 Steven Bosscher <stevenb@suse.de>
3625 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3626 force_operand will work later on using have_insn_for.
3628 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3630 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3632 2005-08-16 Ian Lance Taylor <ian@airs.com>
3635 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3636 vector type, don't try to construct it element by element. Add an
3637 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3639 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3641 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3643 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3645 * doc/invoke.texi (Precompiled Headers): Document some more options
3646 which are known to be safe.
3648 2005-08-16 James E Wilson <wilson@specifix.com>
3650 PR tree-optimization/21105
3651 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3652 TREE_OVERFLOW check.
3654 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3656 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3657 (neg_ltu<mode>): Same.
3659 (neg_gtu<mode>): Same.
3661 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3663 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3664 (fold_builtin_isdigit): Use fold_buildN.
3665 (build_function_call_expr): Likewise.
3666 * c-typeck.c (c_finish_loop): Likewise.
3668 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3669 Richard Shann <rshann@superh.com>
3671 PR middle-end/20396:
3672 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3674 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3676 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3678 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3681 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3682 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3685 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3688 * fold-const.c (build_range_check): Disable optimization for function
3689 pointer expressions on targets that require function pointer
3692 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3694 * simplify-rtx.c (simplify_const_relational_operation): When
3695 extracting arguments of a COMPARE, recompute the mode as well.
3697 2005-08-15 Ian Lance Taylor <ian@airs.com>
3699 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3701 2005-08-15 DJ Delorie <dj@redhat.com>
3703 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3705 (movsi_splittable): Allow, but split, moves to the stack.
3706 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3709 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3711 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3712 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3713 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3715 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3716 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3717 Delete HOST_PTR_PRINTF.
3719 * configure, config.in: Regenerate.
3721 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3723 * config/rs6000/rs6000.md (QHSI): New mode macro.
3724 (wd): Extend mode attr for QImode and HImode
3725 (dbits): New mode attr.
3726 (zero_extend<mode>di2): Convert to mode macro.
3728 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3731 * doc/invoke.texi (-mgnu-ld): Update description.
3734 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3737 * Makefile.in (tree-chrec.o): Depends on real.h.
3738 * tree-chrec.c: Include real.h.
3739 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3740 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3741 * tree-scalar-evolution.c (add_to_evolution_1,
3742 interpret_rhs_modify_expr): Ditto.
3744 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3747 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3748 step is negative compute the estimation from init downwards to zero.
3750 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3752 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3754 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3756 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3758 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3759 Accept double-word constants that can be split.
3760 * config/s390/s390.md ("movti"): Use 'P' constraint.
3761 ("*movdi_31", "*movdf_31"): Likewise.
3763 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3765 Fix PR tree-optimization/22615
3767 * tree-ssa-structalias.c (solution_set_add): Handle
3768 first_vi_for_offset returning NULL.
3769 (do_da_constraint): Ditto.
3770 (do_sd_constraint): Ditto.
3771 (do_ds_constraint): Ditto
3772 (find_func_aliases): Ditto.
3773 (build_constraint_graph): RHS is allowed be ANYTHING.
3774 (first_vi_for_offset): Return NULL if we couldn't find anything at
3777 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3779 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3780 over memory as first operand.
3782 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3785 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3786 available for setting it.
3788 2005-08-14 Ira Rosen <irar@il.ibm.com>
3790 PR tree-optimization/23320
3791 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3792 data-refs' types instead of base object nullness. Add check for
3793 pointer type data-refs before first location comparison. Remove
3796 2005-08-14 Andreas Schwab <schwab@suse.de>
3798 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3800 2005-08-13 James E Wilson <wilson@specifix.com>
3802 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3803 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3804 -fstack-protector-all, --param ssp-buffer-size): Document.
3805 (-Wvariadic-macros): Alphabetize.
3806 (-fsched-stalled-insns-dep): Add missing 'f'.
3808 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3811 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3813 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3814 or indirect address operand.
3815 (EXTRA_ADDRESS_CONSTRAINT): New.
3816 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3818 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3820 PR tree-optimization/22236
3821 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3822 successors and predecessors.
3823 * tree-chrec.c (chrec_convert): Before converting, check that
3824 sequences don't wrap.
3825 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3826 (analyze_array): Extern.
3827 (find_data_references_in_loop): Remove call to
3828 compute_estimated_nb_iterations.
3829 * tree-data-ref.h (analyze_array): Declared.
3830 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3831 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3832 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3833 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3835 * tree-ssa-loop-ivcanon.c: Fix documentation.
3836 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3837 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3838 (infer_loop_bounds_from_undefined): New.
3839 (estimate_numbers_of_iterations_loop): Use
3840 infer_loop_bounds_from_undefined.
3841 (used_in_pointer_arithmetic_p): New.
3842 (scev_probably_wraps_p): Pass an extra parameter. Call
3843 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3844 (convert_step): Fix documentation.
3845 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3846 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3847 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3848 scev_probably_wraps_p.
3850 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3852 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3853 (s390_register_info): Ignore clobbered_regs information for fixed
3854 registers, and only fixed registers.
3855 (s390_init_frame_layout): Remove redundant call.
3857 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3859 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3860 description of -Wold-style-casts.
3862 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3863 Jakub Jelinek <jakub@redhat.com>
3865 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3866 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3867 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3868 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3869 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3870 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3871 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3872 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3873 ("stack_protect_set", "stack_protect_test"): New expanders.
3874 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3875 "stack_protect_testdi"): New insn definitions.
3877 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3879 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3881 2005-08-12 Paul Brook <paul@codesourcery.com>
3883 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3885 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3887 * config/s390/predicates.md (setmem_operand): New predicate.
3888 (shift_count_operand): Accept ANDs with special constants as
3890 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3891 with special constants.
3892 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3893 shift_count_operand with setmem_operand.
3895 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3897 * config/s390/s390.c (s390_extract_part, s390_single_part):
3899 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3900 (s390_output_mi_thunk): Don't use lg on 31 bit.
3901 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3902 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3904 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3906 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3907 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3908 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3909 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3910 with one of the new macros.
3912 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3914 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3915 Don't set save_return_addr_p.
3916 (s390_register_info): Make clobbered_regs not depending on
3919 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3921 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3922 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3924 2005-08-11 James E. Wilson <wilson@specifix.com>
3926 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3928 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3930 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3931 locations gathered by var-tracking in single entry loc_list
3932 over loc_descriptor_from_tree.
3934 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3935 pass it down to loc_descriptor.
3936 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3937 (containing_function_has_frame_base): Move earlier in the file.
3938 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3939 instead of always assuming fbreg can't be used.
3941 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3943 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3944 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3945 Accept address wrapped in AND for Altivec.
3946 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3947 Strip AND wrapping offset address for Altivec.
3949 2005-08-11 Richard Henderson <rth@redhat.com>
3952 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3953 before using TYPE_IS_SIZETYPE.
3955 2005-08-11 Richard Henderson <rth@redhat.com>
3958 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3959 insn types not present on ev4.
3960 (alphaev5_insn_pipe): Similarly.
3962 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3965 * arm.c (arm_override_options): If the user has selected callee-super-
3966 interworking, then enable normal interworking.
3968 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3970 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3973 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3975 * doc/rtl.texi: Fix two typos.
3977 2005-08-11 Richard Guenther <rguenther@suse.de>
3980 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3981 cases where we call to/from functions returning void.
3983 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3986 * tree.c (build_pointer_type_for_mode): Robustify.
3988 2005-08-10 James E Wilson <wilson@specifix.com>
3990 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3991 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3993 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3996 2005-08-10 Eric Christopher <echristo@apple.com>
3998 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3999 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4002 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4005 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4006 for the high part when generating dynamic-no-pic code.
4008 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4010 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4011 (x86_64-*-linux*): Likewise.
4013 * config/i386/crtfastmath.c: New file.
4014 * config/i386/t-crtfm: Likewise.
4016 * config/i386/linux.h (ENDFILE_SPEC): New.
4017 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4019 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4022 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4024 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4025 (vec_shl, vec_shr): Document new operations.
4026 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4028 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4030 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4031 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4032 change predicate to indexed_or_indirect_address.
4034 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4036 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4037 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4038 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4039 and __aeabi_uwrite8.
4040 * config/arm/unaligned-funcs.c: New file.
4041 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4043 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4045 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4047 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4048 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4050 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4051 * final.c (pass_shorten_branches): Add dump.
4052 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4053 (pass_life): Rename dump.
4054 (rest_of_handle_flow2): Remove initial verify_flow_info.
4055 * function.c (pass_instantiate_virtual_regs): Add dump.
4056 * integrate.c (pass_initial_value_sets): Add dump.
4057 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4058 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4059 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4060 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4061 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4062 gate_rtl_unrool_and_peel_loops): New.
4063 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4064 rtl_doloop): Do not look at flags.
4065 * mode-switching.c (pass_mode_switching): Add dump.
4066 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4067 pass_split_before_regstack): Add dump.
4068 * regmove.c (pass_stack_adjustments): Add dump.
4069 * tree-optimize.c (pass_fixup_cfg): Add dump.
4071 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4074 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4075 deciding which instruction sequence to use.
4077 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4079 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4080 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4082 2005-08-09 Richard Guenther <rguenther@suse.de>
4084 * c-common.c (builtin_function_2): Remove.
4085 (def_builtin_1): New function.
4086 (c_common_nodes_and_builtins): Use def_builtin_1 to
4087 build builtin functions.
4089 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4091 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4092 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4093 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4096 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4098 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4099 fold_binary instead of fold_build2 since we don't care about the
4101 (loop_niter_by_eval): Likewise.
4102 (compare_trees): Likewise.
4103 (proved_non_wrapping_p): Likewise.
4105 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4109 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4110 if the if is really empty.
4112 2005-08-09 Steven Bosscher <stevenb@suse.de>
4114 PR tree-optimization/23234
4115 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4116 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4117 argument of the new enum.
4118 (execute_cse_reciprocals): Add reciprocals for function arguments
4119 on the unique successor edge of the entry block. Update other calls
4120 to execute_cse_reciprocals_1.
4122 2005-08-08 Richard Henderson <rth@redhat.com>
4125 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4127 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4129 * expr.c (write_complex_part): Return after handling MEM.
4131 2005-08-08 Josh Conner <jconner@apple.com>
4133 PR rtl-optimization/23241
4134 * combine.c (simplify_comparison): Fix error in determining
4135 whether to lift a subreg from comparison.
4137 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4140 * config/rs6000/altivec.md (vec_init<mode>): New.
4141 (vec_set<mode>): New.
4142 (vec_extract<mode>): New.
4143 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4144 (rs6000_expand_vector_set): New.
4145 (rs6000_expand_vector_extract): New.
4146 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4147 for Altivec modes before reload.
4148 (altivec_expand_vec_init_builtin): New.
4149 (get_element_number): New.
4150 (altivec_expand_vec_set_builtin): New.
4151 (altivec_expand_vec_ext_builtin): New.
4152 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4154 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4156 * config/rs6000/rs6000.h (rs6000_builtins): Add
4157 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4158 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4159 * config/rs6000/rs6000-protos.h: Declare new functions.
4161 2005-08-08 Jan Hubicka <jh@suse.cz>
4163 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4164 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4165 * i386.md (movdi*): Use pic_32bit_operand.
4166 * predicates.md (pic_32bit_operand): New.
4168 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4171 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4173 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4175 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4176 (test_for_singularity): Use fold_build2.
4178 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4180 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4182 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4184 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4185 (COMMON_ASM_OP) Define.
4186 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4187 (ix86_encode_section_info): Likewise.
4188 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4189 SUBTARGET_ENCODE_SECTION_INFO.
4191 2005-08-06 Richard Henderson <rth@redhat.com>
4194 * tree-nested.c (convert_local_reference): Save and restore val_only
4195 around component_ref and friends. Clear walk_subtrees by default.
4197 2005-08-06 Peter O'Gorman <peter@pogma.com>
4200 * gcc.c (process_command): Check the argument to -b has a dash.
4201 * doc/invoke.texi: Update -b and -V docs.
4203 2005-08-06 James E Wilson <wilson@specifix.com>
4205 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4207 2005-08-06 Michael Matz <matz@suse.de>
4209 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4210 member only if only one insn is associated with the value.
4212 2005-08-06 Nick Clifton <nickc@redhat.com>
4214 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4216 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4217 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4218 Check symbol flags instead of symbol name mangling.
4219 (xstormy16_asm_output_aligned_common): Likewise. Also
4220 simplify code since the bss100_section cass is the only case
4221 where the below100 code will be triggered.
4222 (xstormy16_encode_section_info): Encode below100 attribute
4223 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4225 (xstormy16_strip_name_encoding): Delete - this function is no
4227 (TARGET_STRIP_NAME_ENCODING): Undefine.
4228 * config/stormy16/stormy16-protos.h: Delete prototype for
4229 xstormy16_strip_name_encoding.
4231 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4233 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4234 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4235 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4236 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4237 config/alpha/predicates.md, config/arc/arc.h,
4238 config/arm/arm.h, config/arm/ieee754-df.S,
4239 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4240 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4241 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4242 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4243 config/m68hc11/m68hc11.h, config/mips/mips.c,
4244 config/mips/mips.h, config/mips/openbsd.h,
4245 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4246 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4247 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4248 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4249 config/sparc/linux.h, config/sparc/linux64.h,
4250 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4251 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4252 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4253 typos. Follow spelling conventions.
4255 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4258 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4259 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4260 specially. Check for side effects only for COND_EXPR.
4261 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4262 return with TREE_NO_WARNING.
4264 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4266 PR rtl-optimization/23233
4267 * loop.c (combine_movables): Require the modes to be the same.
4268 (move_movables): Remove handling of cases where the replacement
4269 had a different mode to the original.
4271 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4273 PR tree-optimization/23128
4274 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4275 subtraction wrap, and set TREE_OVERFLOW if they do.
4277 2005-08-05 Richard Henderson <rth@redhat.com>
4280 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4281 FORCED_LABEL labels.
4283 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4286 * reload.c (find_reloads_subreg_address): Pass down TYPE
4287 unchanged. Change all callers except find_reloads_toplev.
4289 2005-08-05 Michael Matz <matz@suse.de>
4291 * genattrtab.c (current_alternative_string): Remove.
4292 (SIMPLIFY_ALTERNATIVE): Ditto.
4293 (attr_alt_bit_p): Ditto.
4294 (alternative_name): Make const char *.
4295 (evaluate_eq_attr): Remove use of above things.
4296 (simplify_test_exp): Ditto.
4297 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4298 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4300 2005-08-04 James E Wilson <wilson@specifix.com>
4302 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4303 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4304 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4305 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4306 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4308 2005-08-04 Richard Henderson <rth@redhat.com>
4311 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4312 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4313 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4314 if we'd have to instantiate too many members.
4316 2005-08-04 Richard Henderson <rth@redhat.com>
4319 * tree-outof-ssa.c (coalesce_asm_operands): New.
4320 (coalesce_ssa_name): Use it. Split out ...
4321 (coalesce_phi_operands, coalesce_result_decls): ... these.
4323 2005-08-04 Paul Brook <paul@codesourcery.com>
4325 * read-rtl.c (read_quoted_string): Break if EOF.
4327 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4329 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4330 (fold_build2): Likewise.
4331 (fold_build3): Likewise.
4332 (fold_build1_stat): New function prototype.
4333 (fold_build2_stat): Likewise.
4334 (fold_build3_stat): Likewise.
4335 * fold-const.c (fold_build1): Rename to ..
4336 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4337 through to build1_stat.
4338 (fold_build2): Rename to ..
4339 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4340 through to build2_stat.
4341 (fold_build3): Rename to ..
4342 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4343 through to build3_stat.
4345 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4346 Ian Lance Taylor <ian@airs.com>
4348 * function.c (assign_stack_local_1): Do not correct stack slot
4349 address if allocation size is smaller than mode size.
4351 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4354 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4355 (tree_merge_blocks): Propagate anything allowed by
4357 Clarify documentation.
4358 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4359 SSA form, schedule an update if necessary.
4361 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4363 * doc/install.texi (Binaries): Remove broken link to
4364 Sinix/Reliant Unix binaries.
4366 2005-08-03 Richard Henderson <rth@redhat.com>
4369 * function.c (stack_protect_epilogue): Export.
4370 * tree.h (stack_protect_epilogue): Declare.
4371 * calls.c (expand_call): Call it.
4373 2005-08-03 Eric Christopher <echristo@apple.com>
4375 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4376 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4379 2005-08-04 Jan Hubicka <jh@suse.cz>
4381 * profile.c (branch_prob): Split edges with goto locus on them
4382 to get proper line counts.
4383 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4385 2005-08-03 Paul Brook <paul@codesourcery.com>
4387 * function.c (assign_parms): Round current_function_args_size
4388 to PARM_BOUNDARY, not STACK_BOUNDARY.
4390 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4392 * config/i386/i386.c (x86_elf_aligned_common)
4393 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4395 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4397 PR tree-optimization/23157
4398 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4399 before emitting them.
4401 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4403 PR tree-optimization/19899
4404 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4405 * tree-scalar-evolution.c: Include real.h.
4406 (add_to_evolution): Build constant -1 of correct type.
4408 2005-08-03 Jan Hubicka <jh@suse.cz>
4410 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4411 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4412 profile updating for complette unrolling.
4413 * loop-unroll.c (peel_loop_completely): Use it.
4414 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4415 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4418 2005-08-03 Paul Brook <paul@codesourcery.com>
4420 * combine.c (can_change_dest_mode): New function.
4421 (try_combine, simplify_set): Use it.
4423 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4425 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4428 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4430 * doc/install.texi (Specific): Adjust link to openavr.org.
4431 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4432 (Binaries): Adjust HP-UX Porting Center link.
4433 (Binaries): Adjust Free Software Foundation ordering link.
4435 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4437 * convert.c (convert_to_integer): Use fold_build1 instead of
4438 build1 when converting an integer to an integer.
4440 2005-08-02 Richard Henderson <rth@redhat.com>
4442 * combine.c (combine_instructions): Don't use reg_equal/equiv
4443 results if the mode doesn't match.
4445 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4447 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4448 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4450 2005-08-02 Richard Henderson <rth@redhat.com>
4453 * explow.c (memory_address): Remove special-case for
4454 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4456 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4459 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4460 number of calls to cleanup_tree_cfg_1.
4462 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4464 * doc/invoke.texi: document file extensions .F90 and .F95
4466 2005-08-02 Richard Guenther <rguenther@suse.de>
4468 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4469 positive if its first argument is positive.
4471 2005-08-02 Richard Guenther <rguenther@suse.de>
4473 PR tree-optimization/23177
4474 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4477 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4479 PR tree-optimization/23129
4480 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4481 varying for divisions with anti-ranges.
4483 2005-08-02 Jan Hubicka <jh@suse.cz>
4485 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4486 * tree-ssa-threadupdate.c (thread_block): Add it here.
4488 2005-08-01 James E Wilson <wilson@specifix.com>
4490 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4491 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4492 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4494 * config/mips/predicates.md (const_call_insn_operand): Add check for
4495 SYMBOL_REF_LONG_CALL_P.
4496 * doc/extend.texi (long_call): Document the new attribute.
4498 2005-08-01 Ian Lance Taylor <ian@airs.com>
4499 Richard Henderson <rth@redhat.com>
4501 * Makefile.in (RTL_BASE_H): Add real.h.
4502 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4504 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4506 * rtl.c (rtl_check_failed_code_mode): New.
4507 * rtl.h (struct rtx_def): Add u.rv.
4508 (XCMWINT, XCNMPRV): New.
4509 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4510 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4512 2005-08-01 Richard Henderson <rth@redhat.com>
4514 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4515 with auto-inc codes.
4517 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4519 2005-08-01 Jan Hubicka <jh@suse.cz>
4521 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4522 * i386.c: Include dwarf2.h
4523 (asm_preferred_eh_data_format): New.
4524 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4526 2005-08-01 Ian Lance Taylor <ian@airs.com>
4528 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4529 randomize_va_space for virtual address randomization control.
4531 2005-08-01 Steven Bosscher <stevenb@suse.de>
4533 * common.opt (flag_ipa_cp): Put in right place to maintain
4536 2005-08-01 Jan Hubicka <jh@suse.cz>
4538 * profile.c (compute_value_histograms): Fix thinko.
4539 * value-prof.c: Include toplev.h
4540 (check_counter): New function.
4541 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4542 tree_mod_subtract_transform): Add sanity check.
4544 2005-08-01 Richard Guenther <rguenther@suse.de>
4546 PR tree-optimization/23133
4547 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4548 current functions parameter decls to find defs to cse
4551 2005-08-01 Richard Guenther <rguenther@suse.de>
4553 PR tree-optimization/23109
4554 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4555 If trapping math is in effect, use post-dominator information
4556 to check if we'd in any case reach a trapping point before
4557 doing the reciprocal insertion.
4558 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4559 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4560 expressions are invariant only if trapping math is not in effect.
4562 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4564 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4565 cgraph_function_versioning): New declarations.
4566 * cgraphunit.c: Add include to ipa-prop.h.
4567 (update_call_expr, cgraph_copy_node_for_versioning,
4568 cgraph_function_versioning): New functions.
4569 * integrate.c (copy_decl_for_inlining): Remove.
4570 * ipa-prop.h (ipa_replace_map): New struct.
4571 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4572 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4573 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4574 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4575 ipcp_iterate_stage, ipcp_method_scale_print,
4576 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4577 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4578 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4579 ipcp_update_bb_counts, ipcp_update_profiling,
4580 ipcp_update_edges_counts): New functions.
4581 (ipcp_method_cval_init): Remove restriction regarding local methods.
4582 (ipcp_init_stage): Add ipcp_method_compute_scale.
4583 (ipcp_insert_stage): Add versioning.
4584 (ipcp_structures_print): Add ipcp_method_scale_print.
4585 (ipcp_driver): Dump profiling info.
4586 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4587 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4588 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4589 (struct inline_data): Add versioning_p, ipa_info, new fields.
4590 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4591 declare_return_variable): Replace calls to copy_decl_for_inlining with
4593 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4595 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4596 Add argument VERSIONING.
4597 (copy_arguments_for_versioning, copy_static_chain,
4598 function_versionable_p, tree_versionable_function_p,
4599 tree_function_versioning, replace_ref_tree): New functions.
4600 * tree-inline.h: Include varray.h.
4601 (tree_versionable_function_p, tree_function_versioning,
4602 tree copy_decl_for_dup): New declarations.
4604 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4606 * ipa-cp.c: New file. Contains IPCP specific functionality.
4607 * ipa-prop.h: New file. Contains structures/definitions that can be
4608 used by several interprocedural data flow optimizations (and also IPCP).
4609 * ipa-prop.c: New file.
4610 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4611 * common.opt: Add ipa-cp flag.
4612 * timevar.def: Add IPCP optimization.
4613 * tree-optimize.c (init_tree_optimization_passes): Schedule
4615 * tree-pass.h (pass_ipa_cp): Declare.
4617 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4619 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4620 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4621 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4622 config/i386/i386.c, config/mips/mips.h,
4623 config/rs6000/rs6000.h, config/sh/sh.c,
4624 config/stormy16/stormy16.c: Fix comment typos.
4626 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4629 * c-typeck.c (build_binary_op): Use common_type wrapper on
4631 (common_type): Update comment.
4633 2005-07-31 Steven Bosscher <stevenb@suse.de>
4636 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4637 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4638 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4640 2005-07-31 Jan Hubicka <jh@suse.cz>
4642 * pretty-print.h (pp_widest_integer): New macro.
4643 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4646 2005-07-31 Jan Hubicka <jh@suse.cz>
4648 * output.h (enum section_category): Export from varasm.c
4649 (categorize_decl_for_section): Likewise.
4650 * varasm.c (enum section_category): Kill.
4651 (categorize_decl_for_section): Make global.
4652 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4654 * i386.c (ix86_section_threshold): New static variable.
4655 (ix86_in_large_data_p, ix86_encode_section_info,
4656 x86_64_elf_unique_section,
4657 x86_64_elf_select_section): New functions.
4658 (TARGET_ENCODE_SECTION_INFO): Define
4659 (override_options): Enable medium model for PIC.
4660 (ix86_expand_prologue): Expand gen_set_got_rex64.
4661 (legitimate_constant_p): Handle new UNSPECs.
4662 (legitimate_pic_address_disp_p): Likewise.
4663 (legitimize_pic_address): Lower MEDIUM model addressing.
4664 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4665 (enum cmodel): Add MEDIUM_PIC.
4666 (SYMBOL_REF_FAR_ADDR_P): New macro.
4667 (SYMBOL_FLAG_FAR_ADDR): New flag.
4668 * i386.md (movdi): Support medium model.
4669 (set_got_rex64): New pattern.
4670 * i386.opt (mlarge-data-threshold): New flag.
4671 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4672 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4673 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4674 TARGET_ASM_UNIQUE_SECTION): New.
4676 * invoke.texi (-mlarge_data_threshold): Document
4678 2005-07-31 Jan Hubicka <jh@suse.cz>
4680 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4681 (coalesce_vars): Likewise.
4682 * tree-ssa-live.c (coalesce_cost): New.
4683 (build_tree_conflict_graph): Use coalesce_cost.
4684 * tree-ssa-live.h (coalesce_cost): Declare.
4686 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4688 * arm.md (all peepholes for post-increment operations): Delete.
4689 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4690 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4691 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4692 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4693 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4695 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4697 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4700 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4703 * doc/invoke.texi: Document -rdynamic.
4705 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4708 * c-parser.c (c_parser_parms_list_declarator): Call
4709 mark_forward_parm_decls.
4710 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4711 decls with visibility structure.
4713 2005-07-30 Paul Brook <paul@codesourcery.com>
4715 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4717 2005-07-30 Paul Brook <paul@codesourcery.com>
4719 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4721 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4723 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4725 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4728 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4729 nested function declarators.
4730 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4731 (grokparms): Call warn_if_shadowing for parameters used within the
4733 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4734 not used within the parameter list.
4735 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4737 2005-07-30 Jan Hubicka <jh@suse.cz>
4739 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4740 * i386.c (ix86_fixup_binary_operands): Likewise.
4741 (ix86_expand_unary_operator): Likewise.
4742 (ix86_expand_fp_absneg_operator): Likewise.
4743 * optabs.c (expand_vec_cond_expr): Validate dest.
4745 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4748 * real.c (real_from_string): Also set last bit if there is a
4749 nonzero hex digit beyond GCC's internal precision after ".".
4751 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4753 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4754 define_constants. Change duplicate values to unassigned numbers.
4755 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4756 (*altivec_vspltsf): New.
4757 (altivec_vperm_v4sf): Delete.
4758 (altivec_vperm_<mode>): Use mode macro V.
4759 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4760 (altivec_predicate_v4sf): Delete.
4761 (altivec_predicate_<mode>): Use mode macro V.
4762 (*altivec_lvesfx): New.
4763 (*altivec_stvesfx): New.
4764 (vec_realign_load_v4sf): Delete.
4765 (vec_realign_load_<mode>): Use mode macro V.
4766 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4769 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4772 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4774 * configure: Regenerated.
4776 2005-07-29 Paul Brook <paul@codesourcery.com>
4778 * doc/install.texi: Add link to GFortran binaries wiki page.
4780 2005-07-29 David Ung <davidu@mips.com>
4782 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4783 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4784 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4785 * config/mips/mips.md (cpu): Add 5kf name.
4786 (includes): Includes 5k.md.
4787 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4788 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4791 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4794 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4795 (cleanup_tree_cfg): ... here.
4796 Call cleanup_tree_cfg_1 until there are no more cleanups to
4799 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4801 * tree-vrp.c (compare_range_with_value): Return true or false
4802 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4803 EQ_EXPR respectively.
4805 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4807 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4810 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4812 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4813 (tree_ssa_dominator_optimize): Increment it.
4814 (dump_dominator_optimization_stats): Print it.
4816 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4817 Steven Bosscher <stevenb@suse.de>
4819 PR rtl-optimization/23117
4820 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4821 when head == tail. Tidy comment.
4823 2005-07-28 Richard Henderson <rth@redhat.com>
4825 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4826 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4827 * jump.c (rtx_renumbered_equal_p): Likewise.
4828 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4829 CONST_INT and CONST_DOUBLE.
4830 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4831 * reload.c (operands_match_p): Special case CONST_INT and
4832 CONST_DOUBLE; check mode earlier.
4834 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4837 * c-typeck.c (convert_for_assignment): Do not check
4838 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4840 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4843 * c-typeck.c (composite_type): Prefer constant size arrays to
4846 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4849 * real.c (real_from_string): Set last bit if there is a nonzero
4850 hex digit beyond GCC's internal precision.
4852 2005-07-28 Richard Henderson <rth@redhat.com>
4855 * cfgcleanup.c (try_forward_edges): Watch out for end of
4858 2005-07-28 James E Wilson <wilson@specifixinc.com>
4861 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4863 2005-07-28 Jan Hubicka <jh@suse.cz>
4865 * Makefile.in (rtl-profile.o): Kill all traces of it.
4866 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4867 * coverage.h (rtl_coverage_counter_ref): Kill.
4868 * opts.c (flag_speculative_prefetching_set): Kill.
4869 (flag_loop_optimize_set): New.
4870 (common_handle_option): Disable loop optimizer when profiling;
4871 do not handle speculative prefetching.
4872 * passes.c (init_optimization_passes): Replace pass_profiling combo
4873 by branch_prob pass.
4874 * profile.c (compute_value_histograms): Update for simplified value
4876 (rtl_register_profile_hooks): Kill.
4877 (pass_profiling): Kill.
4878 (rest_of_handle_branch_prob): Do not profile.
4879 * toplev.c (process_options): Remove speculative prefetching.
4880 * toplev.h (flag_tree_based_profiling): Kill.
4881 * tree-profile.c (prepare_instrumented_value,
4882 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4883 tree_gen_one_value_profiler, do_tree_profiling): Update for
4884 simplified datastructures.
4885 * value-prof.c: Add comment that speculative prefetching was dropped;
4886 update rest of file for simplified datastructures.
4887 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4888 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4889 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4890 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4891 rtl_mod_subtract, gen_speculative_prefetch,
4892 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4893 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4894 (gate_handle_value_profile_transformations,
4895 rest_of_handle_value_profile_transformations,
4896 pass_value_profile_transformations): Kill.
4897 * value-prof.h (histogram_value_t): Remove IL based unions.
4898 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4899 rtl_profile_hooks): Remove hooks.
4901 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4903 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4904 (cgraph_clone_node): Likewise.
4905 * cgraph.h (cgraph_clone_edge): Update prototype.
4906 (cgraph_clone_node): Likewise.
4907 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4909 (lookup_recursive_calls): Consider profile.
4910 (cgraph_decide_recursive_inlining): Fix updating; use new
4911 probability argument; use profile.
4912 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4913 * tree-inline.c (copy_bb): Update clal of clone_edge.
4914 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4916 * invoke.texi (min-inline-recursive-probability): Document.
4918 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4920 * doc/install.texi (Configuration): Update Valgrind homepage.
4922 2005-07-28 Richard Henderson <rth@redhat.com>
4925 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4926 labels we want to delete.
4927 (cfg_layout_merge_blocks): Likewise.
4929 2005-07-28 Richard Henderson <rth@redhat.com>
4932 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4933 when expanding to nothing.
4935 2005-07-28 Josh Conner <jconner@apple.com>
4937 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4938 (cgraph_decide_inlining_of_small_functions): Likewise.
4940 2005-07-28 Josh Conner <jconner@apple.com>
4942 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4943 direction of badness if negative.
4944 (cgraph_default_inline_p): Add reason to parameters, and assign it
4946 (cgraph_decide_inlining_of_small_functions): New parameter in call
4947 to cgraph_default_inline_p.
4948 (cgraph_decide_inlining_incrementally): Likewise.
4949 * cgraphunit.c (decide_is_function_needed): Likewise.
4950 * cgraph.h (cgraph_default_inline_p): Likewise.
4952 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4954 * builtins.c: Fix comment typo(s).
4955 * genautomata.c: Likewise.
4956 * gimplify.c: Likewise.
4957 * tree-dfa.c: Likewise.
4958 * tree-flow-inline.h: Likewise.
4959 * tree-into-ssa.c: Likewise.
4960 * tree-ssa-alias.c: Likewise.
4961 * tree-ssa-ccp.c: Likewise.
4962 * tree-ssa-copy.c: Likewise.
4963 * tree-ssa-dce.c: Likewise.
4964 * tree-ssa-dom.c: Likewise.
4965 * tree-ssa-operands.c: Likewise.
4966 * tree-tailcall.c: Likewise.
4967 * tree-vectorizer.c: Likewise.
4968 * tree-vrp.c: Likewise.
4971 2005-07-28 Jeff Law <law@redhat.com>
4973 * tree-vrp.c (test_for_singularity): Extracted from ...
4974 (simplify_cond_using_ranges): Attempt to simplify a relational
4975 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4977 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4979 PR tree-optimization/22506
4980 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4981 phis whose argument is constant.
4983 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4985 PR rtl-optimization/18992
4986 Back out this patch:
4987 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4988 PR optimization/12142
4989 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4990 uses of the register in the SET_SRC. Remove unnecessary argument.
4992 Replace it with this:
4993 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4994 if flag_non_call_exceptions is set and the insn may trap, pass
4995 pc_rtx as dest for recursion.
4996 In SET_SRC part of SET case, if dest is already set, pass it down
4999 2005-07-28 Jan Hubicka <jh@suse.cz>
5001 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5002 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5003 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5005 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5006 profile when available.
5008 2005-07-28 Jan Beulich <jbeulich@novell.com>
5010 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5011 (ia64_print_operand): Describe and handle 'X'.
5012 (ia64_register_move_cost): Also handle FP_REGS.
5013 (ia64_preferred_reload_class): Likewise.
5014 (ia64_secondary_reload_class): Likewise.
5015 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5016 it. Also check for ITANIUM_CLASS_FLDP.
5017 * config/ia64/ia64.h (FP_REGNO_P): New.
5018 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5019 (reg_class): Add FP_REGS.
5020 (REG_CLASS_NAMES): Adjust for it.
5021 (REG_CLASS_CONTENTS): Likewise.
5022 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5023 (REG_CLASS_FROM_LETTER): Handle 'x'.
5024 (CLASS_MAX_NREGS): Handle FP_REGS.
5025 (MEMORY_MOVE_COST): Likewise.
5026 * config/ia64/ia64.md (itanium_class): Add fldp.
5027 (type): Handle fldp.
5028 (movti_internal): More allowable operand combinations. Use ldfp8 when
5029 splitting unnecessary. Remove predicable attribute. Adjust
5030 itanium_class attribute.
5031 (smuldi3_highpart): Remove outdated comment.
5032 (mulditi3, umulditi3, rotlti3): New expanders.
5033 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5034 (absti2): Disabled new insn for future reference.
5035 Respective new splitters.
5036 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5037 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5038 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5040 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5042 PR rtl-optimization/23047
5043 * simplify-rtx.c (simplify_const_relational_operation): Respect
5044 flag_wrapv for comparisons with ABS.
5046 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5048 PR tree-optimization/22493
5049 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5050 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5052 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5054 * config/frv/frv.opt (moptimize-membar): New.
5056 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5058 * config/frv/frv.h: Remove machine_function definition.
5060 * config/frv/frv.c (struct frv_io): New.
5061 (struct machine_function): Moved from frv.h. Add has_membar_p.
5062 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5063 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5064 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5065 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5066 (frv_reorg): Call frv_optimize_membar when appropriate.
5067 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5068 (frv_expand_builtin): Adjust calls accordingly.
5069 (frv_io_address_cookie): New function.
5070 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5071 load or store rather than a special insn. Add ccnstant address and
5072 io-type operands to the membar.
5073 (frv_ifcvt_modify_tests): Unsign regno.
5074 (frv_ifcvt_modify_tests): Same.
5076 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5077 UNSPEC_OPTIONAL_MEMBAR constant.
5078 (builtin_read_<mode>): Delete.
5079 (builtin_write_<mode>): Delete.
5080 ("optional_membar_<mode>"): Add operand.
5082 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5083 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5084 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5085 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5086 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5087 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5088 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5089 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5090 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5092 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5094 * df.c (df_uses_record): Handle SCRATCH.
5096 2005-07-28 Steven Bosscher <stevenb@suse.de>
5099 * passes.c (rest_of_decl_compilation): If decl is a type and
5100 we have encountered errors, don't emit debug information.
5102 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5104 * params.def: Fixed comment.
5106 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5109 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5110 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5111 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5113 2005-07-27 Steven Bosscher <stevenb@suse.de>
5116 * varasm.c (assemble_start_function): Don't do anything that may
5117 require a CFG if the current function is a thunk.
5119 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5121 * doc/install.texi (Prerequisites): Mention that perl is needed
5122 to do export control in libstdc++ targetting Darwin.
5124 2005-07-27 Steven Bosscher <stevenb@suse.de>
5126 PR rtl-optimization/17808
5127 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5128 (sched_insns_conditions_mutex_p): Split out from...
5129 (add_dependence): ...here. But don't call it from here.
5130 (add_dependence_list): Check sched_insns_conditions_mutex_p
5131 before calling add_dependence.
5132 (add_dependence_list_and_free): Likewise.
5133 (fixup_sched_groups): Likewise.
5134 (sched_analyze_1): Likewise.
5135 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5136 (sched_analyze): Likewise.
5137 (sched_analyze_insn): Likewise.
5138 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5139 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5140 dependencies on all COND_EXEC insns to jumps ending basic blocks
5141 when doing intrablock scheduling.
5142 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5144 2005-07-27 Jeff Law <law@redhat.com>
5146 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5147 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5148 equivalency sets, correctly handle the case were vr0 has an
5149 equivalency set, but vr1 does not.
5151 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5153 PR tree-optimization/23073
5154 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5155 vect_print_dump_info before fprintf.
5157 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5159 PR tree-optimize/22348
5160 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5161 Fold the partial computation.
5163 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5165 PR tree-optimization/22325
5166 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5168 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5170 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5171 (force_var_cost): ... this function.
5172 (compute_phi_arg_on_exit): Export.
5174 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5176 PR tree-optimization/20773
5177 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5180 2005-07-27 Richard Guenther <rguenther@suse.de>
5182 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5183 Avoid pushing again if current struct contains only
5184 fields we decomposed.
5186 2005-07-27 Jan Hubicka <jh@suse.cz>
5188 PR tree-optimization/22574
5189 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5192 * tree-tailcall.c (decrease_profile): New function.
5193 (eliminate_tail_call): Use it.
5195 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5196 visibility flags correctly in whole program mode.
5198 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5200 PR rtl-optimization/22472
5201 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5203 2005-07-26 Steven Bosscher <stevenb@suse.de>
5205 PR tree-optimization/22504
5206 * tree-complex.c (expand_complex_addition): Use 'code' instead
5207 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5209 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5211 * config.gcc (cpu_type): Add frv case.
5212 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5213 (supported_defaults): Add fr550 case.
5215 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5218 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5219 whether a pointer of type T * may point to objects of type T *.
5221 2005-07-26 DJ Delorie <dj@redhat.com>
5223 * configure: Regenerate.
5225 2005-07-26 Dale Johannesen <dalej@apple.com>
5227 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5229 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5231 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5232 Clarify use of "build" in name.
5234 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5236 * doc/extend.texi (Raw read/write Functions): New section.
5237 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5238 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5239 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5240 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5241 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5242 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5243 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5244 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5245 * config/frv/frv.c: Add bdesc_loads global.
5246 Add bdesc_stores global.
5247 (frv_init_builtins): Add support for __builtin_{read/write}*.
5248 (frv_volatile_memref): New.
5249 (frv_expand_load_builtin): New.
5250 (frv_expand_store_builtin): New.
5251 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5252 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5253 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5254 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5255 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5256 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5257 (builtin_read_<mode>): New.
5258 (builtin_write_<mode>): New.
5259 (builtin_write64): New.
5260 (optional_membar_<mode>): New.
5262 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5264 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5265 (rather than units) against HOST_BITS_PER_WIDE_INT.
5267 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5269 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5270 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5271 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5272 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5275 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5276 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5277 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5279 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5281 2005-07-26 Richard Guenther <rguenther@suse.de>
5283 PR tree-optimization/22486
5284 * fold-const.c (fold_unary): Fold away useless component
5285 references of the form (T *)&T.x, if the address
5288 2005-07-25 James E Wilson <wilson@specifixinc.com>
5290 * dwarf2out.c (add_call_src_coords_attributes): New.
5291 (gen_inlined_subroutine_die): Call it.
5292 (maybe_emit_file, init_file_table): Add comments.
5293 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5295 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5296 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5297 * tree.h (BLOCK_SOURCE_LOCATION): New.
5298 (struct tree_block): New field locus.
5300 2005-07-26 Andreas Schwab <schwab@suse.de>
5302 PR rtl-optimization/23043
5303 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5304 when allocating a struct unoccr.
5306 2005-07-25 Richard Henderson <rth@redhat.com>
5309 * tree-complex.c (gate_no_optimization): True if errors.
5310 * Makefile.in (tree-complex.o): Update dependencies.
5312 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5314 * config/frv/predicates.md (integer_register_operand): Use
5317 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5320 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5322 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5324 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5326 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5327 types when flag_unsafe_math_optimizations is true.
5329 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5331 * gcc.c (option_map): Add --sysroot.
5332 (process_command): Handle --sysroot.
5333 (display_help): Document it.
5334 * doc/cppopts.tex (-isysroot): Document.
5335 * doc/invoke.texi (--sysroot): Document.
5336 * doc/install.texi (--with-build-sysroot): Document.
5338 * Makefile.in (inhibit_libc): New variable.
5339 (INHIBIT_LIBC_CFLAGS): Likewise.
5340 (LIBGCC2_CFLAGS): Include
5341 $(INHIBIT_LIBC_CFLAGS).
5342 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5343 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5344 ($(T)crtend.o): Likewise.
5345 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5346 ($(T)crtendS.o): Likewise.
5347 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5348 ($(T)crtendT.o): Likewise.
5349 (stmp-fixinc): Do not complain about missing headers if
5351 * configure.ac (inhibit_libc): Set it to true/false.
5352 (--with-build-sysroot): New option. Use it to set
5354 * configure: Regenerated.
5356 2005-07-25 Manfred Hollstein <mh@suse.com>
5358 * calls.c (store_one_arg): Fix unsigned comparison warning.
5360 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5363 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5364 (ggc_print_statistics): Initialize variable before use.
5366 2005-07-25 Richard Guenther <rguenther@suse.de>
5368 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5369 calling with a PHI_NODE argument.
5371 * tree-flow-inline.h (overlap_subvar): Protect against
5374 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5376 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5377 * configure: Regenerate.
5379 2005-07-25 Ira Rosen <irar@il.ibm.com>
5381 * expr.c (highest_pow2_factor): Make extern.
5382 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5383 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5384 record_array_differ_p, array_ptr_differ_p): Likewise.
5385 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5386 additional cases. Call the above functions.
5387 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5388 base_object_differ_p when there are two base objects. Otherwise, compare
5389 base address and offset. Call may_alias_p.
5390 (dump_data_reference): Use a correct field name.
5391 (analyze_array): Make static. Initialize new data-ref fields.
5392 (analyze_indirect_ref): New function.
5393 (init_data_ref): Initialize new data-ref fields.
5394 (strip_conversion): Moved from tree-vect-analyze.c.
5395 (analyze_offset_expr, get_ptr_offset, address_analysis,
5396 object_analysis): Likewise.
5397 (analyze_offset): New function.
5398 (create_data_ref): Likewise.
5399 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5400 dimensions for ARRAY_REFs only.
5401 (build_classic_dist_vector): Make static.
5402 (access_functions_are_affine_or_constant_p): Call macro to get the
5403 address of access functions.
5404 (compute_all_dependences): Add new parameter
5405 compute_self_and_read_read_dependences. Compute self and read-read
5406 dependences if it is true.
5407 (find_data_references_in_loop): Call create_data_ref. Initialize new
5409 (compute_data_dependences_for_loop): Add new parameter
5410 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5411 compute nb_loops. Call compute_all_dependences,
5412 build_classic_dist_vector and build_classic_dir_vector with correct
5414 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5415 with correct parameters. Compare dimensions for ARRAY_REFs only.
5416 (free_data_refs): Call macro to free access functions.
5417 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5418 fields from stmt_vinfo.
5419 (struct base_object_info): New structure.
5420 (struct data_reference): Move fields to base_object_info. Add fields
5421 first_location and object_info for above structures. Move fields from
5422 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5423 aligned_to. Add macros to access the new fields.
5424 Update functions declarations.
5425 * tree-flow.h (is_aliased_with): Declare.
5426 * tree-loop-linear.c (linear_transform_loops): Call
5427 compute_data_dependences_for_loop with correct parameters.
5428 * tree-ssa-alias.c (is_aliased_with): New function.
5429 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5430 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5431 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5432 vect_base_addr_differ_p, compute_subscript_distance and
5433 build_classic_dist_vector. Add printings. Check absolute value of
5435 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5437 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5438 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5439 to bytes. Add printing.
5440 (vect_compute_data_refs_alignment): Go through loads and stores in one
5442 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5443 vect_analyze_data_ref_access): Likewise.
5444 (vect_analyze_pointer_ref_access): Remove.
5445 (vect_address_analysis, vect_object_analysis): Likewise.
5446 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5447 and analyze data-refs in the loop.
5448 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5449 fields of data-ref instead of stmt. Add init to the offset from the
5451 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5452 (vect_update_init_of_dr): Likewise.
5453 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5454 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5456 (new_loop_vec_info): Initialize new fields.
5457 (destroy_loop_vec_info): Free new fields.
5458 (vect_strip_conversion): Remove.
5459 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5460 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5461 datarefs. Add new field ddrs.
5462 Add macros for the new fields access.
5463 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5464 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5465 Remove their macros.
5466 * tree.h (highest_pow2_factor): Declare.
5468 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5470 * calls.c (store_one_arg): Check for sibling call MEM arguments
5471 from already clobbered incoming argument area.
5473 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5475 * c-common.c (check_missing_format_attribute): New.
5476 * c-common.h (check_missing_format_attribute): Likewise.
5477 * c-typeck.c (convert_for_assignment): Use it.
5479 2005-07-24 Andreas Schwab <schwab@suse.de>
5481 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5482 register use a word move. Correct operand of ext.w in 68000 code.
5484 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5486 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5487 variables as declarations, rather than definitions.
5489 2005-07-24 Ira Rosen <irar@il.ibm.com>
5491 PR tree-optimization/22526
5492 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5495 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5497 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5498 that C99 reserve for future use. Use it to define clog10,
5499 clog10f and clog10l.
5501 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5503 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5504 * configure.ac: Check for -Wmissing-format-attribute.
5506 * configure: Regenerate.
5508 2005-07-23 Richard Henderson <rth@redhat.com>
5510 PR tree-optimization/22623
5511 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5513 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5516 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5518 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5520 * Makefile.in (C_TREE_H): Update dependencies.
5521 * c-tree.h: Include toplev.h.
5522 * diagnostic.h (diagnostic_set_info): Add format attribute.
5523 * rtl-error.c (diagnostic_for_asm): Likewise.
5525 2005-07-23 Chao-ying Fu <fu@mips.com>
5527 * config/mips/mips-dsp.md: New file.
5528 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5529 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5531 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5532 MIPS_BUILTIN_BPOSGE32.
5533 (mips_expand_builtin_direct): Add one parameter to indicate that
5534 builtin functions need to return a value.
5535 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5537 (mips_regno_to_class): Add classes for 12 new DSP registers.
5538 (mips_subword): Change to check four HI registers.
5539 (mips_output_move): Output move to and from 6 new DSP accumulators.
5540 (override_options): Make sure -mdsp and -mips16 are not used together.
5541 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5543 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5545 (print_operand): Add 'q' for printing DSP accumulators.
5546 (mips_cannot_change_mode_class): Check ACC_REGS.
5547 (mips_secondary_reload_class): Check ACC_REGS.
5548 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5549 (mips_register_move_cost): Check ACC_REGS.
5550 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5551 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5552 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5553 (dsp_bdesc): New array.
5554 (bdesc_arrays): Add DSP builtin function table.
5555 (mips_prepare_builtin_arg): Check predicate again after
5557 (mips_expand_builtin): Add one more parameter to
5558 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5559 MIPS_BUILTIN_BPOSGE32.
5560 (mips_init_builtins): Initialize new function types.
5561 (mips_expand_builtin_direct): Check if builtin functions need to
5562 return a value and pass operands properly.
5563 (mips_expand_builtin_bposge): New function.
5564 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5565 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5566 (FIRST_PSEUDO_REGISTER): Increase to 188.
5567 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5568 Update for 12 new DSP registers.
5569 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5570 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5571 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5572 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5573 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5574 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5575 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5576 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5577 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5578 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5579 (REGISTER_NAMES): Add names for 12 new DSP registers.
5580 * config/mips/mips.md: Include mips-dsp.md.
5581 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5582 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5583 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5584 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5585 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5586 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5587 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5588 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5589 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5590 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5591 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5592 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5593 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5594 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5595 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5596 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5597 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5598 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5599 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5600 (UNSPEC_RDDSP): New constants.
5601 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5602 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5604 * config/mips/mips.opt (-mdsp): New option.
5605 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5606 (reg_imm10_operand): New predicates.
5607 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5608 * doc/invoke.texi (-mdsp): Document new option.
5610 2005-07-22 DJ Delorie <dj@redhat.com>
5612 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5614 * tree-inline.c (inlinable_function_p): Likewise.
5616 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5619 * toplev.c (check_global_declarations): Do not mark undefined
5620 variables as DECL_IGNORED_P.
5621 * varasm.c (first_global_object_name): GTY it.
5622 (weak_global_object_name): Likewise.
5623 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5624 a string to go into {weak,first}_global_object_name.
5626 2005-07-22 DJ Delorie <dj@redhat.com>
5628 * c-format.c (check_function_format): Change warning control
5629 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5631 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5633 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5634 &PTR->FLD a dereference of PTR.
5635 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5636 a potential dereference of PTR.
5638 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5640 PR rtl-optimization/20370
5641 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5642 call allocate_reg_info if necessary.
5644 PR rtl-optimization/21848
5645 * calls.c (emit_library_call_value_1): For const functions, add
5646 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5648 PR rtl-optimization/22445
5649 * cselib.c (target.h): Include.
5650 (rtx_equal_for_cselib_p): Allow commutative matches.
5651 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5652 Remove MODE parameter. Changed all callers.
5654 PR rtl-optimization/22258
5655 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5657 (try_combine): Use likely_spilled_retval_p.
5659 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5661 * config.gcc: Add crx-elf support.
5663 * doc/contrib.texi: Mention crx.
5664 * doc/extend.texi: Document crx extensions.
5665 * doc/install.texi: Document crx install.
5666 * doc/invoke.texi: Document crx options.
5667 * doc/md.texi: Document crx constraints.
5669 * config/crx/crx-protos.h: New file.
5670 * config/crx/crx.c: New file.
5671 * config/crx/crx.h: New file.
5672 * config/crx/crx.md: New file.
5673 * config/crx/crx.opt: New file.
5674 * config/crx/t-crx: New file.
5676 2005-07-22 Manfred Hollstein <mh@suse.com>
5678 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5680 (int_add_graph_edge): Likewise.
5681 (collapse_nodes): Likewise.
5682 (process_unification_queue): Likewise.
5684 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5685 Laurent GUERBY <laurent@guerby.net>
5687 PR tree-optimization/22336
5688 * function.c (record_block_change): Check for
5689 cfun->ib_boundaries_block.
5691 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5693 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5694 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5696 2005-07-21 DJ Delorie <dj@redhat.com>
5698 * toplev.c (warn_deprecated_use): Add warning control to warning
5700 * c-typeck.c (parser_build_binary_op): Likewise.
5701 (c_finish_if_stmt): Likewise.
5702 * c-common.c (check_function_sentinel): Likewise.
5703 (check_nonnull_arg): Likewise.
5705 2005-07-21 Richard Henderson <rth@redhat.com>
5708 * tree-complex.c (complex_ssa_name_components): New.
5709 (cvc_lookup): Allow entry not found.
5710 (create_components): Remove.
5711 (create_one_component_var, get_component_var): New.
5712 (get_component_ssa_name, set_component_ssa_name): New.
5713 (extract_component): Use get_component_ssa_name.
5714 (update_complex_components): Use set_component_ssa_name.
5715 (update_complex_components_on_edge): Likewise.
5716 (update_phi_components): Create new PHI nodes directly, instead
5717 of adding insns to edges.
5718 (tree_lower_complex): Allocate and free complex_variable_components
5719 and complex_ssa_name_components here.
5721 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5723 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5724 revert to returning false.
5726 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5729 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5731 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5734 * config/i386/i386.md (cmpxf): Change operand constraints
5735 to "nonmemory_operand".
5737 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5739 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5741 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5744 * fold-const.c (fold_build1): Add checksum for the operands.
5745 (fold_build2): Likewise.
5746 (fold_build3): Likewise.
5748 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5751 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5753 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5755 * common.opt (-fforward-propagate): Committed by mistake,
5758 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5760 * reg-stack.c: Fix comment typo(s).
5761 * tree-ssa-operands.c: Likewise.
5762 * tree-vectorizer: Likewise.
5764 2005-07-21 Nick Clifton <nickc@redhat.com>
5766 * config/sh/symbian.c: Replace C++ style line comments with C
5767 style line comments.
5768 (symbian_add_attribute): Do not use a ? operator on the LHS of
5770 (sh_symbian_handle_dll_attribute): Change the type of the
5771 method vector to "VEC(tree,gc)*" and use vector accessor
5772 macros to walk over the elements.
5773 (symbian_export_vtable_and_rtti_p): Likewise.
5774 (symbian_class_needs_attribute_p): Likewise.
5776 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5779 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5780 initialize targetm.resolve_overloaded_builtin here.
5781 (altivec_expand_overloaded_builtin): Make it non-static.
5782 * config/rs6000/rs6000-protos.h
5783 (altivec_expand_overloaded_builtin): New prototype.
5784 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5785 targetm.resolve_overloaded_builtin here.
5786 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5788 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5789 Zdenek Dvorak <dvorakz@suse.cz>
5791 PR tree-optimization/19210
5792 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5794 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5795 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5796 rely on unproven assumptions.
5797 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5798 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5799 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5800 to number_of_iterations_exit.
5801 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5802 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5803 * tree-ssa-loop-niter.c (find_loop_niter,
5804 estimate_numbers_of_iterations_loop): Likewise.
5805 (number_of_iterations_exit): Honor the new options.
5806 * doc/invoke.texi (Wunsafe-loop-optimizations,
5807 funsafe-loop-optimizations): Document them.
5809 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5811 PR rtl-optimization/22167
5812 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5814 2005-07-20 Adam Nemet <anemet@lnxw.com>
5816 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5817 __do_global_dtors_aux longcall.
5819 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5821 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5822 (old_special_pred_table): Don't reference
5823 SPECIAL_MODE_PREDICATES.
5824 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5825 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5826 * config/sh/predicates.h: Don't mention
5827 SPECIAL_MODE_PREDICATES.
5828 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5831 2005-07-20 DJ Delorie <dj@redhat.com>
5833 * config.gcc: Add m32c-elf support.
5835 * doc/contrib.texi: Mention m32c.
5836 * doc/extend.texi: Document m32c extensions.
5837 * doc/install.texi: Mention m32c.
5838 * doc/invoke.texi: Document m32c options.
5839 * doc/md.texi: Document m32c constraints.
5841 * config/m32c/addsub.md: New file.
5842 * config/m32c/bitops.md: New file.
5843 * config/m32c/cond.md: New file.
5844 * config/m32c/jump.md: New file.
5845 * config/m32c/m32c-lib1.S: New file.
5846 * config/m32c/m32c-lib2.c: New file.
5847 * config/m32c/m32c-modes.def: New file.
5848 * config/m32c/m32c-pragma.c: New file.
5849 * config/m32c/m32c-protos.h: New file.
5850 * config/m32c/m32c.abi: New file.
5851 * config/m32c/m32c.c: New file.
5852 * config/m32c/m32c.h: New file.
5853 * config/m32c/m32c.md: New file.
5854 * config/m32c/m32c.opt: New file.
5855 * config/m32c/minmax.md: New file.
5856 * config/m32c/mov.md: New file.
5857 * config/m32c/muldiv.md: New file.
5858 * config/m32c/predicates.md: New file.
5859 * config/m32c/prologue.md: New file.
5860 * config/m32c/shift.md: New file.
5861 * config/m32c/t-m32c: New file.
5863 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5865 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5866 (stack_protect_set, stack_protect_test): New expanders.
5867 (stack_protect_set_si, stack_protect_set_si_media,
5868 stack_protect_set_di_media, stack_protect_test_si,
5869 stack_protect_test_si_media, stack_protect_test_di_media):
5872 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5874 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5876 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5878 * tree.h (tree_expr_nonzero_p): Export.
5879 * fold-const.c (tree_expr_nonzero_p): Likewise.
5880 Return true for CALL_EXPRs that are alloca calls.
5881 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5883 * tree-flow.h (expr_computes_nonzero): Remove.
5884 * tree-vrp.c (expr_computes_nonzero): Remove.
5885 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5886 (extract_range_from_unary_expr): Likewise.
5887 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5888 tree_expr_nonzero_p.
5890 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5892 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5893 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5894 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5895 All callers changed.
5896 (frame_related_constant_load): New arg "related" which controls
5897 setting of RTX_FRAME_RELATED_P. All callers changed.
5898 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5899 (bfin_expand_prologue): Add stack limit checking.
5900 * config/bfin/bfin.md (trapifcc): New pattern.
5902 * config/bfin/bfin.c: Include "langhooks.h".
5903 (def_builtin): Go through lang_hooks to call builtin_function.
5905 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5906 * config/bfin/predicates.md (symbol_ref_operand): New.
5907 (call_insn_operand): Delete. All callers changed to use
5908 register_no_elim_operand.
5909 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5911 (function_arg): Use it to generate the call's operand 2.
5912 (bfin_longcall_p): New function.
5913 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5914 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5915 determine if the address needs to be in a REG.
5916 (bfin_handle_longcall_attribute): New function.
5917 (bfin_attribute_table): Add "longcall" and "shortcall".
5918 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5919 (CUMULATIVE_ARGS): New member call_cookie.
5920 (PREDICATE_CODES): Add symbol_ref_operand.
5921 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5922 extra USE to the pattern.
5923 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5924 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5925 sibcall_value_insn; now the new patterns handle direct calls and the
5926 old ones indirect calls.
5927 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5929 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5931 * doc/trouble.texi: Update section on handling of empty loops.
5933 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5935 * config.gcc: Remove support for sparc-*-openbsd*,
5936 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5938 * config.host: Remove support for i860-*-sysv4* as a host.
5939 * config/i860/*, config/ip2k/*, config/ns32k/*,
5940 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5941 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5942 mention obsolete ports.
5944 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5946 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5948 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5949 of frame_pointer_rtx.
5950 (sh_expand_epilogue): Likewise.
5951 (sh_set_return_address): Likewise.
5952 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5953 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5954 offsets from FRAME_POINTER_REGNUM.
5955 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5956 (sh_register_names): Add initializer for sfp.
5957 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5958 (VALID_REGISTER_P): Likewise.
5959 (FIRST_PSEUDO_REGISTER): Update.
5960 (DWARF_FRAME_REGISTERS): Define.
5961 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5962 (HARD_FRAME_POINTER_REGNUM): Define.
5963 (FRAME_POINTER_REGNUM): Redefine.
5964 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5965 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5966 from FRAME_POINTER_REGNUM.
5967 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5968 FRAME_POINTER_REGNUM.
5969 (REG_CLASS_CONTENTS): Add sfp.
5970 (REG_ALLOC_ORDER): Likewise.
5971 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5972 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5973 of frame_pointer_rtx.
5974 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5976 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5978 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5979 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5980 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5982 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5985 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5987 Make CONSTRUCTOR use VEC to store initializers.
5988 * c-common.c (complete_array_type): Update to cope with VEC in
5990 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5991 (pp_c_constructor_elts): New function.
5992 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5993 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5994 struct constructor_stack, struct initializer_stack,
5995 constructor_elements, push_init_level, pop_init_level,
5996 add_pending_init, find_init_member, output_init_element): Update to
5997 cope with VEC in CONSTRUCTOR_ELTS.
5998 * coverage.c (build_fn_info_value, build_ctr_info_value,
5999 build_gcov_info): Likewise.
6000 * expr.c (categorize_ctor_elements_1, store_constructor,
6001 expand_expr_real_1): Likewise.
6002 * fold-const.c (fold_ternary): Likewise.
6003 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6004 gimplify_init_constructor, gimplify_expr): Likewise.
6005 * tree-dump.c (dequeue_and_dump): Likewise.
6006 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6008 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6010 * tree-sra.c (generate_element_init_1): Likewise.
6011 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6012 * tree-ssa-operands.c (get_expr_operands): Likewise.
6013 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6014 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6015 (get_initial_def_for_reduction): Likewise.
6016 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6017 value handle in annotations.
6018 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6019 tree_node_structure): Add support for constr_kind.
6020 (build_vector_from_ctor, build_constructor_single,
6021 build_constructor_from_list): New functions.
6022 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6023 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6024 Update to cope with VEC in CONSTRUCTOR_ELTS.
6025 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6026 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6027 CONSTRUCTOR_APPEND_ELT): New macros.
6028 (struct constructor_elt, struct tree_constructor): New data types.
6029 (union tree_node): Add tree_constructor field.
6030 * treestruct.def: Define TS_CONSTRUCTOR.
6031 * varasm.c (const_hash_1, compare_constant, copy_constant,
6032 compute_reloc_for_constant, output_addressed_constants,
6033 initializer_constant_valid_p, output_constant,
6034 array_size_for_constructor, output_constructor): Update to cope with
6035 VEC in CONSTRUCTOR_ELTS.
6036 * vec.h (VEC_empty, VEC_copy): New macros.
6038 2005-07-19 Devang Patel <dpatel@apple.com>
6040 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6042 2005-07-19 Richard Henderson <rth@redhat.com>
6045 * gimplify.c (gimplify_expr): Use main variant type for the temp
6046 destination for a discarded volatile read.
6047 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6048 casts between non-void types that change volatility.
6050 2005-07-15 DJ Delorie <dj@redhat.com>
6052 * toplev.h: Add comment about the first parameter for warning().
6053 * errors.h: Likewise.
6055 * c.opt (Wpragmas): New.
6056 * doc/invoke.texi: Document it.
6058 * function.c (do_warn_unused_parameter): Add warning control to
6060 * c-decl.c (warn_if_shadowing): Likewise.
6061 * c-lex.c (cb_def_pragma): Likewise.
6062 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6063 (pop_alignment): Likewise.
6064 (handle_pragma_pack): Likewise.
6065 (apply_pragma_weak): Likewise.
6066 (handle_pragma_weak): Likewise.
6067 (handle_pragma_redefine_extname): Likewise.
6068 (add_to_renaming_pragma_list): Likewise.
6069 (handle_pragma_extern_prefix): Likewise.
6070 (maybe_apply_renaming_pragma): Likewise.
6071 (handle_pragma_visibility): Likewise.
6073 * config/c4x/c4x-c.c (BAD): Likewise.
6074 (c4x_parse_pragma): Likewise.
6075 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6076 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6077 (rs6000_pragma_longcall): Likewise.
6078 * config/v850/v850-c.c (pop_data_area): Likewise.
6079 (ghs_pragma_section): Likewise.
6080 (ghs_pragma_section): Likewise.
6081 (ghs_pragma_interrupt): Likewise.
6082 (ghs_pragma_starttda): Likewise.
6083 (ghs_pragma_startsda): Likewise.
6084 (ghs_pragma_startzda): Likewise.
6085 (ghs_pragma_endtda): Likewise.
6086 (ghs_pragma_endsda): Likewise.
6087 (ghs_pragma_endzda): Likewise.
6089 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6090 Kenneth Zadeck <zadeck@naturalbridge.com>
6092 * Makefile.in: Removed tree-promote-statics.c
6093 * tree-promote-statics.c: Removed.
6094 * common.opt: Removed flag-promote-statics.
6096 * passes.c: Removed tree-promote-statics pass.
6097 * tree-pass.h: Ditto.
6098 * timevar.def: Removed TV_PROMOTE_STATICS.
6101 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6103 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6105 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6107 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6110 * c-common.c (check_function_arguments): Call
6111 'check_function_format' if either -Wformat or
6112 -Wmissing-format-attribute are specified.
6113 * c-format.c (check_function_format): Check -Wformat before
6114 calling 'check_format_info'.
6115 * c-opts.c (c_common_post_options): Don't warn for
6116 -Wmissing-format-attribute without -Wformat.
6117 * c-typeck.c (convert_for_assignment): Detect additional cases for
6118 -Wmissing-format-attribute.
6119 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6122 2005-07-19 Richard Guenther <rguenther@suse.de>
6124 * config/i386/i386.md (lrint<mode>2): Use temporary
6125 instead of clobbering non-existent memory.
6127 2005-07-19 Nick Clifton <nickc@redhat.com>
6129 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6130 statement to avoid displaying ASCII control characters.
6132 2005-07-19 Ben Elliston <bje@au.ibm.com>
6134 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6135 * cfganal.c (find_edge_index): Ditto.
6136 * combine.c (combine_instructions): Ditto.
6137 * ddg.c (create_scc): Ditto.
6138 (find_successors): Ditto.
6139 (find_predecessors): Ditto.
6140 (find_nodes_on_paths): Ditto.
6141 (longest_simple_path): Ditto.
6142 * flow.c (update_life_info): Ditto.
6143 (count_or_remove_death_notes): Ditto.
6144 (clear_log_links): Ditto.
6145 * modulo-sched.c (generate_reg_moves): Ditto.
6146 (find_max_asap): Ditto.
6147 (find_max_hv_min_mob): Ditto.
6148 (find_max_dv_min_mob): Ditto.
6149 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6150 * sched-rgn.c (extract_edgelst): Ditto.
6151 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6152 (dump_update_ssa): Ditto.
6153 (ssa_names_to_replace) Ditto.
6154 (switch_virtuals_to_full_rewrite): Ditto.
6155 (update_ssa): Ditto.
6156 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6158 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6160 Fix PR tree-optimization/22483
6162 * tree-complex.c (create_components): Use
6163 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6164 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6165 * tree-flow.h (safe_referenced_var_iterator): New structure.
6166 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6167 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6168 safe_referenced_var iterator.
6169 (add_type_alias): Ditto.
6171 2005-07-19 Steven Bosscher <stevenb@suse.de>
6173 * loop-init.c (rest_of_handle_loop2): Remove.
6174 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6175 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6176 (pass_rtl_loop_init, pass_rtl_loop_done,
6177 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6178 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6179 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6180 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6181 pass_tree_loop_done, and pass_tree_unswitch.
6182 (gate_loop): Rename to gate_tree_loop.
6183 * passes.c (init_optimization_passes): Update for renamed tree
6184 loop passes. Add the new loop2 passes as subpasses of loop2.
6185 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6186 Update for the renamed tree loop passes.
6188 2005-07-18 Ian Lance Taylor <ian@airs.com>
6191 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6192 blocks when optimizing.
6194 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6196 * common.opt (frename-registers): Initialize to 2.
6198 (fgcse-after-reload): Ditto.
6199 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6200 (process_options): Only change flag_web, flag_rename_registers,
6201 and flag_rerun_cse_after_loop if not explicitly set by user.
6203 2005-07-18 Jan Beulich <jbeulich@novell.com>
6205 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6206 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6207 in 64-bit mode the same as DImode in 32-bit mode.
6208 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6209 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6210 mode. Add new mode parameter.
6211 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6212 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6213 x86_64_shift_adj): New expanders.
6214 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6215 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6217 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6218 DImode shift splitters.
6219 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6220 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6223 2005-07-18 Jan Beulich <jbeulich@novell.com>
6225 * i386.md (movdi_extzv_1): New.
6226 (zero_extendhidi2): Combine alternatives and never force use of
6228 (zero_extendqidi2): Likewise. Don't restrict input selection.
6230 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6232 Fix PR tree-optimization/22531
6233 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6236 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6238 * tree-promote-statics.c (pass_promote_statics): Change dump file
6241 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6243 * tree-optimize.c (init_tree_optimization_passes): Add
6244 pass_eliminate_useless_stores pass.
6245 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6246 * tree-ssa-pre.c (is_copy_stmt): New function.
6247 (follow_copies_till_vuse): Ditto.
6248 (do_eustores): Ditto.
6249 (gate_eustores): Ditto.
6251 2005-07-16 Richard Henderson <rth@redhat.com>
6253 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6255 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6256 Kenneth Zadeck <zadeck@naturalbridge.com>
6258 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6259 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6260 ipa-type-escape.h, tree-promote-statics.c
6261 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6262 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6263 tree-promote-statics.c: new files.
6264 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6265 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6266 int nonlocal_set_p, mark_constant_function): Deleted.
6267 (rest_of_handle_cfg): Removed call to mark_constant_function.
6268 (nonoverlapping_component_refs_p): Added calls to support
6269 type based aliasing.
6270 * tree-ssa-alias.c (may_alias_p,
6271 compute_flow_insensitive_aliasing): Ditto.
6272 * calls.c (flags_from_decl_or_type): Removed reference to
6274 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6275 too many arguments. This is necessary for Spec 2000.
6276 * cgraph.h (const_function, pure_function): Removed.
6277 * common.opt: Added "fipa-pure-const", "fipa-reference",
6278 "fipa-type-escape", and "ftree-promote-static".
6280 * passes.c: Added ipa and tree-promote-statics passes.
6281 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6282 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6283 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6284 * tree-flow.h: Added exposed sra calls and addition of
6285 reference_vars_info field for FUNCTION_DECLS.
6286 * tree-pass.h: Added passes.
6287 * tree-sra.c: (sra_init_cache): New function.
6288 (sra_insert_before, sra_insert_after) Made public.
6289 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6291 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6292 aliasing. (may_alias_p): Added code to use type escape analysis to
6294 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6295 code to prune clobbers of static variables based on information
6296 produced in ipa-reference pass. Changed call clobbering so that
6297 statics are not marked as clobbered if the call does not clobber
6300 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6302 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6305 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6307 * doc/install.texi (*-*-solaris2*): Document recommended version
6308 of GNU binutils and mention GNU linker problem on Solaris 10.
6310 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6313 * c-decl.c (c_build_bitfield_integer_type): New function.
6314 (finish_struct): Call it.
6315 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6317 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6319 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6322 2005-07-16 Jan Hubicka <jh@suse.cz>
6324 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6325 (scale_bbs_frequencies_int): Watch roundoff errors.
6326 * predict.c (return_prediction): Initialize return_stmt.
6328 2005-07-16 Jan Hubicka <jh@suse.cz>
6330 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6331 after RTL profiling.
6333 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6336 * fold-const.c (build_range_check): Convert high/low to etype
6337 if we are only comparing against exp.
6339 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6341 Fix PR tree-optimization/22376
6342 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6344 (need_to_solve): New function.
6345 (compute_points_to_sets): Use it.
6347 2005-07-15 Jan Hubicka <jh@suse.cz>
6349 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6350 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6352 2005-07-15 Richard Guenther <rguenther@suse.de>
6354 * c-common.c (handle_flatten_attribute): New function.
6355 Add flatten function attribute.
6356 * doc/extend.texi: Document flatten function attribute.
6357 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6358 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6360 (cgraph_decide_inlining): Handle functions with flatten
6363 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6365 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6366 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6367 UNSPEC_XCHG, UNSPEC_AND): New.
6368 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6369 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6370 * config/rs6000/sync.md (FETCHOP): New code macro.
6371 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6373 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6374 (sync_compare_and_swap<mode>): Same.
6375 (sync_lock_test_and_set<mode>): Same.
6376 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6377 for QImode and HImode, and not PPC405.
6378 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6379 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6380 (sync_<fetchop>{si,di}_internal): New.
6381 (sync_nand{si,di}_internal): New.
6382 (sync_old_<fetchop>{si,di}_internal): New.
6383 (sync_old_nand{si,di}_internal): New
6384 (sync_new_<fetchop>{si,di}_internal): New.
6385 (sync_new_nand{si,di}_internal): New.
6386 (atomic_and{si,di}): New.
6387 (sync_new_nand{si,di}_internal): New.
6388 (atomic_and{si,di}): New.
6389 (sync_add<mode>_internal): Delete.
6390 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6391 (sync_sub<mode>_internal): Delte.
6392 (sync_subshort_internal): New.
6393 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6394 (sync_anddi_internal): Delete.
6395 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6396 (sync_booldi_internal): Delete.
6397 (sync_boolc<mode>_internal): Delete.
6398 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6399 (sync_boolc<mode>_internal2): Delete.
6400 (sync_boolcc<mode>_internal): Delete.
6401 (isync, lwsync): Use unspec instead of unspec_volatile.
6402 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6403 Revert UNSPEC_VOLATILE.
6404 (rs6000_split_atomic_op): New.
6405 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6407 2005-07-14 Eric Christopher <echristo@redhat.com>
6409 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6410 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6412 2005-07-14 Eric Christopher <echristo@redhat.com>
6414 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6416 2005-07-14 Steven Bosscher <stevenb@suse.de>
6418 PR tree-optimization/22230
6419 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6420 the computation of the four cross productions for "range op range".
6422 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6423 Ulrich Weigand <uweigand@de.ibm.com>
6426 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6429 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6431 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6433 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6435 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6437 2005-07-14 Richard Guenther <rguenther@suse.de>
6440 * config/i386/i386-protos.h (ix86_function_value): Change
6441 prototype to match new target hook.
6442 * config/i386/i386.c (ix86_value_regno): Change prototype
6443 to take extra type argument.
6444 (TARGET_FUNCTION_VALUE): Define.
6445 (ix86_function_ok_for_sibcall): Pass extra argument to
6446 ix86_value_regno, check return slot rtx for exact match.
6447 (ix86_function_value): Take extra parameter. Dispatch to
6448 ix86_value_regno with fndecl/fntype as provided.
6449 (ix86_value_regno): Handle extra type argument.
6450 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6452 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6453 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6454 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6455 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6456 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6458 2005-07-14 Richard Guenther <rguenther@suse.de>
6460 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6461 * calls.c (expand_call): Pass fntype to hard_function_value.
6462 (emit_library_call_value_1): Likewise.
6463 * explow.c: Include target.h.
6464 (hard_function_value): Take extra argument, the fntype.
6465 Use new target hook for function_value.
6466 * expr.h (hard_function_value): Change prototype.
6467 * function.c (aggregate_value_p): Pass 0 as fntype to
6468 hard_function_value.
6469 (assign_parms): Use new target hook for function_value.
6470 Pass 0 as fntype to hard_function_value.
6471 (expand_function_end): Likewise.
6472 * reg-stack.c: Include target.h.
6473 (stack_result): Use new target hook for function_value.
6474 * target-def.h: New target hook function_value.
6475 * target.h: Likewise.
6476 * targhooks.c (default_function_value): New function.
6477 * targhooks.h (default_function_value): Declare.
6479 2005-07-13 Ian Lance Taylor <ian@airs.com>
6481 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6483 2005-07-14 Jan Hubicka <jh@suse.cz>
6485 * tree-dfa.c (dump_variable): Use default_def function.
6486 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6487 * tree-ssa.c (verify_use): Likewise.
6488 * tree-ssanames.c (release_ssa_name): Likewise.
6489 * tree-tailcall.c (eliminate_tail_call): Likewise.
6490 (tree_optimize_tail_calls_1): Likewise.
6491 * tree-vrp.c (get_value_range): Likewise.
6493 2005-07-14 Ben Elliston <bje@au.ibm.com>
6495 * gcc.c (main): Compare language[0] with '*' when iterating over
6498 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6500 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6501 "s390_emit_compare". Add handling of CCZ1mode.
6502 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6503 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6505 (s390_branch_condition_mask): Add CCZ1mode handling.
6506 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6507 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6508 Use CCZ1mode instead of CCZmode.
6509 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6511 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6513 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6515 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6517 2005-07-13 Eric Christopher <echristo@redhat.com>
6519 * config/mips/mips.c (mips_canonicalize_comparison): New.
6520 (mips_emit_int_relational): Use.
6522 2005-07-13 Eric Christopher <echristo@redhat.com>
6524 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6526 * config/s390/s390.md: Include tpf.md. Move tpf specific
6528 * config/s390/tpf.md: To here.
6529 * config/s390/s390.opt: Move tpf specific options...
6530 * config/s390/tpf.opt: to here. Add mmain option.
6531 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6532 * config/s390/tpf.h: Rewrite.
6534 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6536 * doc/tm.texi: Remove @xref{Cross-profiling}.
6538 2005-07-13 Jeff Law <law@redhat.com>
6540 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6541 expressions, test their _DECL operands for pointer equality rather
6542 than using operand_equal_p.
6544 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6546 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6547 (TARGET_POSIX_IO): This.
6548 * config/darwin.h: Likewise.
6549 * config/freebsd.h: Likewise.
6550 * config/linux.h: Likewise.
6551 * config/lynx.h: Likewise.
6552 * config/netbsd.h: Likewise.
6553 * config/rs6000/linux64.h: Likewise.
6554 * config/rs6000/linux.h: Likewise.
6555 * config/s390/tpf.h: Likewise.
6556 * config/sh/embed-elf.h: Likewise.
6557 * config/sparc/linux64.h: Likewise.
6558 * config/sparc/linux.h: Likewise.
6559 * config/svr4.h: Likewise.
6560 * gcov-io.h: Likewise.
6562 * doc/tm.texi: Updated.
6564 * libgcov.c (create_file_directory): Defined only if
6565 TARGET_POSIX_IO is defined.
6566 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6569 2005-07-13 Jan Hubicka <jh@suse.cz>
6571 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6573 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6575 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6576 structure as argument.
6578 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6580 PR tree-optimization/21921
6581 * tree-iterator.c (tsi_link_before): Support the case when
6582 tsi_end_p (tsi) == true.
6584 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6586 PR tree-optimization/22442
6587 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6590 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6592 PR rtl-optimization/20376
6593 * toplev.c (process_options): Enable -fweb and -frename-registers when
6595 * doc/invoke.texi: Update the information about when -fweb and
6596 -frename-registers are enabled.
6598 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6601 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6602 if *rhs_p is not a SSA_NAME.
6604 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6606 Fix PR tree-optimization/22422
6607 * tree-ssa-structalias.c (struct variable_info): Add flag for
6609 (get_varinfo): Now a static function.
6610 (new_varinfo): init has_union and is_special_var to false.
6611 (solution_set_add): Check has_union.
6612 (do_da_constraint): Move temporary variable so it gets reset
6614 Also check for special variable.
6615 (do_ds_constraint): Ditto.
6616 (do_sd_constraint): Ditto.
6617 (do_structure_copy): Check for special variable.
6618 (find_func_aliases): Ditto.
6619 (init_base_vars): Set special vars properly.
6621 2005-07-13 Jan Hubicka <jh@suse.cz>
6623 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6626 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6627 (get_expr_operands): Fix thinko wrt flags and subvars.
6629 PR tree-optimize/22379
6630 * tree-inline.c (expand_call_inline): Do not output sorry in early
6633 2005-07-12 Dale Johannesen <dalej@apple.com>
6635 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6637 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6640 * host-linux.h: Include limits.h.
6642 2005-07-12 Dale Johannesen <dalej@apple.com>
6644 * expr.c (compress_float_constant): Add cost check.
6645 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6647 2005-07-12 Dale Johannesen <dalej@apple.com>
6649 * gcc.target/i386/compress-float-sse.c: New.
6650 * gcc.target/i386/compress-float-sse-pic.c: New.
6651 * gcc.target/i386/compress-float-387.c: New.
6652 * gcc.target/i386/compress-float-387-pic.c: New.
6653 * gcc.dg/compress-float-ppc.c: New.
6654 * gcc.dg/compress-float-ppc-pic.c: New.
6656 2005-07-12 Eric Christopher <echristo@redhat.com>
6658 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6660 * config/s390/s390.md: Include tpf.md. Move tpf specific
6662 * config/s390/tpf.md: To here.
6663 * config/s390/s390.opt: Move tpf specific options...
6664 * config/s390/tpf.opt: to here. Add mmain option.
6665 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6666 * config/s390/tpf.h: Rewrite.
6668 2005-07-12 Eric Christopher <echristo@redhat.com>
6670 * gcc.c (struct infile): Update comment for language.
6671 (main): Rewrite input file resetting code.
6673 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6676 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6677 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6678 (lookup_avail_expr): Use constant_boolean_node instead
6679 of boolean_false_node/boolean_true_node.
6681 2005-07-12 Ben Elliston <bje@au.ibm.com>
6683 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6684 and use it when printing num_edges.
6686 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6688 * doc/extend.texi (Blackfin Built-in Functions): New section.
6689 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6692 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6694 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6695 s/cmpstrsi/cmpstrnsi
6696 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6698 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6699 (init_optabs): Initialize cmpstrn_optab.
6700 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6701 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6702 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6703 * config/i386/i386.md: s/cmpstr/cmpstrn
6704 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6705 * doc/md.texi: Update documentation.
6707 2005-07-11 Richard Henderson <rth@redhat.com>
6709 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6710 build_va_arg_indirect_ref.
6711 (alpha_gimplify_va_arg): Likewise.
6712 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6713 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6714 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6715 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6716 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6717 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6719 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6721 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6723 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6724 * passes.c (init_optimization_passes): Add pass_empty_loop.
6725 * tree-pass.h (pass_empty_loop): Declare.
6726 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6727 try_remove_empty_loop, remove_empty_loops): New functions.
6728 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6729 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6731 2005-07-12 Peter Barada <peter@the-baradas.com>
6735 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6736 in address registers.
6737 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6738 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6739 alternative of addsi3_5200.
6741 2005-07-11 Ian Lance Taylor <ian@airs.com>
6743 * config/mips/mips.md (ffs<mode>2): Remove.
6745 2005-07-11 Ian Lance Taylor <ian@airs.com>
6747 * doc/tree-ssa.texi (Cleanups): Improve description of
6749 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6751 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6753 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6754 * tree.h (DECL_ARGUMENT_FLD): New macro.
6756 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6758 Fix PR tree-optimization/22404
6760 * tree-ssa-structalias.c (create_variable_info_for): Use
6763 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6765 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6766 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6767 for second comparison operand.
6768 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6770 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6771 (define_insn_reservation "alu"): Likewise.
6772 (csync, ssync): Now of type sync.
6773 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6774 -mcsync-anomaly -mspecld-anomaly.
6775 * config/bfin/bfin.opt (mcsync): Remove.
6776 (mcsync-anomaly, mspecld-anomaly): Add.
6777 * config/bfin/bfin.c: Include "insn-codes.h".
6778 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6779 (TARGET_DEFAULT_TARGET_FLAGS): New.
6780 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6782 2005-07-11 Steven Bosscher <stevenb@suse.de>
6784 * basic-block.h: Give the BB flags enum a name, bb_flags.
6785 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6786 * cfgcleanup.c (enum bb_flags): Remove here.
6787 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6788 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6789 (update_forwarder_flag): Likewise.
6790 (thread_jump): Likewise.
6791 (try_forward_edges): Likewise.
6792 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6793 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6794 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6796 2005-07-11 Richard Guenther <rguenther@suse.de>
6798 * config/i386/i386.opt: New target option -msseregparm.
6799 * config/i386/i386.c (override_options): Error out for
6800 -msseregparm but no SSE support.
6801 (ix86_function_sseregparm): Check for global sseregparm.
6802 * doc/invoke.texi: Document -msseregparm.
6804 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6806 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6807 (m32rle-*-linux*): Ditto.
6809 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6811 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6812 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6815 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6819 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6820 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6822 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6824 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6825 (varmap): Heapify varmap.
6826 (constraints): Heapify constraints.
6827 (struct constraint_graph): Heapify succs and preds.
6828 (constraint_vec_find): Update for heapification.
6829 (constraint_set_union): Ditto.
6830 (insert_into_complex): Ditto.
6831 (constraint_edge_vec_find): Ditto.
6832 (erase_graph_self_edge): Ditto.
6833 (add_graph_edge): Ditto.
6834 (get_graph_weights): Ditto.
6835 (merge_graph_nodes): Ditto.
6836 (build_constraint_graph): Ditto.
6837 (topo_visit): Ditto.
6838 (solve_graph): Ditto.
6839 (create_variable_info_for): Ditto.
6840 (init_base_vars): Ditto.
6841 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6842 (condese_varmap_nodes): Free complex vector.
6843 (clear_edges_for_node): Clear succs and preds vector.
6845 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6847 * tree-ssa-structalias.c (update_alias_info): Change counting of
6848 references to not include vdefs.
6850 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6852 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6855 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6857 * pa.c (pa_commutative_p): Make PLUS commutative when
6858 TARGET_NO_SPACE_REGS is true.
6860 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6862 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6863 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6864 * tree-dfa.c (dump_subvars_for): New.
6865 (debug_subvars_for): New.
6866 (dump_variable): Show subvariables if VAR has them.
6867 * tree-flow-inline.h (get_subvar_at): New.
6868 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6869 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6871 (struct subvar): Change fields offset and size to unsigned
6873 (dump_subvars_for): Declare.
6874 (debug_subvars_for): Declare.
6875 (get_subvar_at): Declare.
6876 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6877 to unsigned HOST_WIDE_INT *.
6878 (overlap_subvar): Likewise.
6879 * tree-gimple.c (is_gimple_reg): Always return false for
6880 SFTs and memory tags.
6881 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6883 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6884 (compute_may_aliases): Call compute_points_to_sets.
6885 (collect_points_to_info_for): Remove.
6886 (compute_points_to_and_addr_escape): Remove.
6887 (delete_alias_info): Call delete_points_to_sets.
6888 (compute_flow_sensitive_aliasing): If the call to
6889 find_what_p_points_to returns false, call set_pt_anything.
6890 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6891 (set_pt_anything): Clear pi->pt_vars.
6892 (set_pt_malloc): Remove.
6893 (merge_pointed_to_info): Remove.
6894 (add_pointed_to_expr): Remove.
6895 (add_pointed_to_var): Remove.
6896 (collect_points_to_info_r): Remove.
6897 (is_escape_site): Make extern.
6899 (create_overlap_variables_for): Call it.
6900 * tree-ssa-copy.c (merge_alias_info): Never merge
6901 flow-sensitive alias information.
6902 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6903 offset and size to be unsigned HOST_WIDE_INT.
6904 (add_to_addressable_set): Rename from note_addressable.
6905 Set TREE_ADDRESSABLE as the variables are added to the set.
6907 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6908 operands into VUSEs when adding V_MAY_DEFs for members in an
6910 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6911 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6912 (struct variable_info): Add bitfield is_heap_var.
6913 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6914 (new_var_info): Initialize is_heap_var.
6915 (get_constraint_for): Add HEAP variables to the symbol table.
6916 Mark them with is_heap_var.
6917 (update_alias_info): New. Taken mostly from the old
6918 compute_points_to_and_addr_escape.
6919 (handle_ptr_arith): New.
6920 (find_func_aliases): Call update_alias_info.
6921 Call handle_ptr_info for tcc_binary expressions.
6922 Call mark_stmt_modified.
6923 (create_variable_info_for): If DECL has subvars, do not create
6924 variables for its subvars. Always add all the fields.
6925 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6926 SFTs, then add all the SFTs of the structure.
6927 If VI->DECL is an aggregate with subvariables, add the SFT at
6929 (find_what_p_points_to): If VI is an artificial variable,
6930 translate to bitfields in SSA_NAME_PTR_INFO.
6931 If the solution is empty, set pi->pt_vars to NULL
6932 (init_base_vars): Create ANYOFFSET.
6933 (compute_points_to_sets): Rename from create_alias_vars.
6935 (pass_build_pta): Remove.
6936 (delete_points_to_sets): Rename from delete_alias_vars.
6937 (pass_del_pta): Remove.
6938 * tree-ssa-structalias.h (struct alias_info): Move from
6940 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6941 NUM_REFERENCES_SET): Likewise.
6942 (compute_points_to_sets, delete_points_to_sets): Declare.
6944 2005-07-09 Richard Henderson <rth@redhat.com>
6946 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6947 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6948 alpha_split_lock_test_and_set_12): New functions.
6949 * config/alpha/alpha-protos.h: Update.
6950 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6951 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6952 * config/alpha/sync.md (I12MODE): New.
6953 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6954 (sync_<fetchop_name><I48MODE>): Likewise.
6955 (sync_nand<I48MODE>): Likewise.
6956 (sync_old_<fetchop_name><I48MODE>): Likewise.
6957 (sync_new_<fetchop_name><I48MODE>): Likewise.
6958 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6959 (sync_compare_and_swap<I48MODE>): Likewise.
6960 (sync_lock_test_and_set<I48MODE>): Likewise.
6961 (sync_compare_and_swap<I12MODE>): New.
6962 (sync_compare_and_swap<I12MODE>_1): New.
6963 (sync_lock_test_and_set<I12MODE>): New.
6964 (sync_lock_test_and_set<I12MODE>_1): New.
6966 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6970 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6972 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6974 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6975 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6977 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6980 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6982 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6984 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6985 memory_operand constraint.
6986 (store_conditional_<mode>): Same.
6987 (sync_compare_and_swap<mode>): Same.
6988 (sync_lock_test_and_set<mode>): Same.
6990 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6992 Rewrite PIC support to more closely model actual instructions.
6993 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6994 (cris_symbol): Remove prototypes for removed functions.
6995 (cris_pic_symbol_type_of, cris_valid_pic_const)
6996 (cris_expand_pic_call_address): Prototypes for new functions.
6997 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6999 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7001 <case ':'>: Add case for new punctuation character.
7002 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7003 emitting (extra) PIC modifier.
7004 <case UNSPEC>: Do not assert for PLT.
7005 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7006 (cris_expand_prologue, cris_expand_epilogue): Check
7007 for pic_offset_table_rtx usage instead of taking
7008 current_function_uses_pic_offset_table as the final word.
7009 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7010 Remove flag_pic difference.
7011 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7012 the moral equivalents of...
7013 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7015 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7016 (cris_handle_option): Mark ARG as unused.
7017 (cris_expand_pic_call_address): New worker function for "call",
7019 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7020 output PIC constructs here.
7021 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7022 as symbol-specific modifers, not whole or part of operands.
7023 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7024 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7025 constants and flag_pic.
7026 (CONSTANT_INDEX_P): Adjust for new functions.
7027 (enum cris_pic_symbol_type): New helper type.
7028 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7029 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7030 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7032 ("movsi"): Emit actual instructions for GOT and relative access.
7033 ("*movsi_got_load"): New pattern to set up the register holding
7035 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7036 Adjust FIXME for 'S'.
7037 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7038 Use "movs" for -fpic cases.
7039 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7040 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7041 ("call", "call_value"): Just call cris_expand_pic_call_address for
7043 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7044 Remove special pattern.
7045 ("*expanded_call_side", "*expanded_call_value_side"): New
7047 (gotplt-to-plt, gotplt-to-plt-side-call)
7048 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7050 * config/cris/cris/predicates.md
7051 ("cris_general_operand_or_gotless_symbol"): Remove unused
7053 ("cris_general_operand_or_symbol"): Adjust for new functions.
7055 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7057 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7059 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7061 * Makefile.in (TREE_H): Add treestruct.def.
7062 (c-decl.o): Add pointer-set.h
7063 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7064 visibility on regular DECL's.
7065 (merge_decls): Fix the copying of decl nodes of various types for
7066 the new structures. Don't update RTL, section name, weak status,
7067 etc, on DECL's without RTL.
7068 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7069 Don't check volatile on non-variable types.
7070 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7071 to check whether we have seen arguments.
7072 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7073 flag is checked before field (flag is common, field is not).
7074 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7075 TS_DECL_COMMON could have an origin.
7076 (add_location_or_const_value_attribute): Don't check section name
7077 on non-var/function decls.
7078 (dwarf2out_var_location): Reverse order of tests.
7079 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7080 with DECL_WRTL_CHECK.
7081 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7082 * fold-const.c (fold_binary): Don't check weakness on
7083 non-var/function decls.
7084 (tree_expr_nonzero_p): Ditto.
7085 (fold_checksum_tree): Use tree_decl_extra as sizeof
7087 * ggc-page.c (extra_order_size_table): Add sizes for
7088 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7090 * gimplify.c (gimplify_bind_expr): Only set
7091 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7092 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7094 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7095 * langhooks.h (init_ts). New langhook.
7096 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7097 * print-tree.c (print_node): Update to only print fields that
7098 exist in the structures the passed decl has.
7099 * toplev.c (wrapup_global_declarations): Don't reset
7100 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7101 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7102 * tree-inline.c (remap_decl): Ditto.
7103 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7104 * tree-pretty-print.c (print_declaration): Don't print
7105 DECL_REGISTER on things that don't contain it.
7106 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7107 non-var/function decls.
7108 * tree.c (tree_contains_struct): New structure.
7109 (init_priority_for_decl): New hashtable.
7110 (tree_int_map): New structure.
7111 (tree_int_map_eq): New function.
7112 (tree_int_map_marked_p): Ditto.
7113 (tree_int_map_hash): Ditto.
7114 (tree_map): Move to tree.h.
7115 (tree_map_eq): Externalize.
7116 (tree_map_hash): Ditto.
7117 (tree_map_marked_p): Ditto.
7118 (init_ttree): Set up tree_contains_struct and call langhook.
7119 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7120 (tree_code_size): Update for new structures.
7121 (tree_node_structure): Update for new structures.
7122 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7124 (copy_node_stat): Copy init priority.
7125 (build_decl_stat): Ditto for visibility.
7126 (ts_enum_names): New.
7127 (tree_contains_struct_check_failed): New function.
7128 (decl_init_priority_lookup): Ditto.
7129 (decl_init_priority_insert): Ditto.
7130 * treestruct.def: New file.
7131 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7132 (CONTAINS_STRUCT_CHECK): Ditto.
7133 (tree_contains_struct_check_failed): New prototype.
7134 (DECL_CHECK): Removed.
7135 (DECL_MINIMAL_CHECK): New.
7136 (DECL_COMMON_CHECK): Ditto.
7137 (DECL_WRTL_CHECK): Ditto.
7138 (DECL_NON_COMMON_CHECK): Ditto.
7139 (DECL_WITH_VIS_CHECK): Ditto.
7140 (VAR_OR_FUNCTION_DECL_P): Ditto
7141 (struct tree_decl_minimal): New structure.
7142 (struct tree_decl_common): Ditto.
7143 (struct tree_decl_with_rtl): Ditto.
7144 (struct tree_decl_with_vis): Ditto.
7145 (struct tree_decl_non_common): Ditto.
7146 (struct tree_field_decl): Ditto.
7147 (struct tree_parm_decl): Ditto.
7148 (struct tree_var_decl): Ditto.
7149 (struct tree_function_decl): Ditto.
7150 (struct tree_const_decl): Ditto.
7151 (struct tree_result_decl): Ditto.
7152 (union tree_node): Add new structures.
7153 * var-tracking.c (track_expr_p): Reverse order of tests.
7155 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7157 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7159 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7160 * system.h: Poison FINALIZE_PIC.
7161 * doc/tm.texi (FINALIZE_PIC): Remove.
7163 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7166 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7167 to the correct type if we have a MODIFY_EXPR.
7169 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7171 PR tree-optimization/22360
7172 * tree.c (upper_bound_in_type): Fix calculations for casting
7173 to a non-wider signed type and casting a signed value to a
7174 wider unsigned type.
7175 (lower_bound_in_type): Fix calculations for casting to a
7176 non-wider signed type.
7178 PR tree-optimization/20139
7179 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7181 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7182 fold_cond_expr_cond.
7183 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7184 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7186 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7189 * tree-complex.c (expand_complex_libcall): Produce
7190 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7192 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7194 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7195 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7196 b" assert and inserted fastpath code for this case.
7197 (bitmap_ior): Removed "a != b" assert.
7199 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7201 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7202 (ENDFILE_SPEC): Likewise.
7203 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7205 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7206 a large stack frame at epilogue.
7208 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7210 * final.c: Include sdbout.h when required.
7212 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7214 * config.gcc (*-*-darwin*): Only one target-specific header file
7216 (powerpc-*-darwin*): Add version-specific header files.
7217 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7218 * config.in: Regenerate.
7219 * configure: Regenerate.
7220 * gcc.c: Include xregex.h.
7221 (version_compare_spec_function): New.
7222 (spec_function): Add version-compare.
7223 (replace_outfile_spec_function): Reformat comment.
7224 (compare_version_strings): New.
7225 * config/darwin-c.c (version_as_macro): New.
7226 (builtin_define): New.
7227 (darwin_cpp_builtins): New.
7228 * config/darwin-protos.h (darwin_cpp_builtins): New.
7229 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7230 (LIB_SPEC): Make unconditional, update comment.
7231 (TARGET_C99_FUNCTIONS): Define.
7232 * config/darwin.opt: Sort.
7233 (mmacosx-version-min=): New.
7234 * config/darwin7.h: Delete.
7235 * config/darwin8.h: Delete.
7236 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7237 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7238 (TARGET_C99_FUNCTIONS): Define.
7239 * config/rs6000/darwin7.h: New.
7240 * config/rs6000/darwin8.h: New.
7241 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7242 (-mmacosx-version-min): Document.
7244 2005-07-07 Ian Lance Taylor <ian@airs.com>
7246 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7248 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7251 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7253 2005-07-07 Khem Raj <kraj@mvista.com>
7255 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7256 in bytes, not words.
7258 2005-07-07 Paul Brook <paul@codesourcery.com>
7260 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7261 DEFAULT_FUNCTION_ARG_PADDING to upward.
7263 2005-07-07 Richard Henderson <rth@redhat.com>
7265 * function.c (locate_and_pad_parm): Record parameter alignment in
7266 stack_alignment_needed.
7268 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7270 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7271 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7272 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7273 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7274 (define_attr "type"): Add isync, sync, load_l, store_c.
7275 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7276 Create scratch volatile MEM.
7277 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7279 (load_locked_<mode>): New.
7280 (store_conditional_<mode>): New.
7281 (sync_compare_and_swap<mode>): Replace with splitter.
7282 (sync_lock_test_and_set<mode>): Replace with splitter.
7283 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7285 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7286 is ics. Attribute isync.
7287 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7289 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7290 and UNSPECV_SYNC_OP.
7291 (emit_unlikely_jump): New.
7292 (emit_load_locked): New.
7293 (emit_store_conditional): New.
7294 (rs6000_split_compare_and_swap): New.
7295 (rs6000_split_lock_test_and_set): New.
7296 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7297 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7298 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7299 rs6000_split_lock_test_and_set): Declare.
7300 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7301 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7302 store_c, isync, sync.
7304 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7306 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7307 filenames to gtyp-gen.h.
7308 (s-typ-gen): Use it in place of for loops.
7310 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7312 * hooks.c (hook_bool_rtx_int_false): New function.
7313 * hooks.h (hook_bool_rtx_int_false): Declare.
7314 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7315 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7316 * target.h (struct gcc_target): Add commutative_p member.
7317 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7318 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7319 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7320 (pa_commutative_p): New function.
7321 * jump.c (target.h): Include.
7322 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7323 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7325 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7327 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7328 (s390_expand_setmem): New.
7329 * config/s390/s390.c: Likewise.
7330 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7332 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7333 general_operand. Call new function "s390_expand_setmem".
7334 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7335 ("setmem_long", "*setmem_long"): ... this.
7337 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7339 * config/s390/s390.c: (optimization_options): Enable
7340 TARGET_MVCLE at -Os.
7341 * doc/invoke.texi: Document changes in default behaviour.
7342 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7344 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7346 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7347 defined by back-end.
7349 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7351 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7352 all sets in the pattern.
7353 * config/rs6000/rs6000.md (stack_protect_testsi,
7354 stack_protect_testdi): Likewise.
7356 2005-07-06 Jeff Law <law@redhat.com>
7358 * tree-vrp.c (simplify_using_ranges): Kill.
7359 (vrp_finalize): Remove call to simplify_using_ranges.
7360 (simplify_stmt_using_ranges): New function extracted from
7361 simplify_using_ranges.
7362 (simplify_div_or_mod_using_ranges): Likewise.
7363 (simplify_abs_using_ranges): Likewise.
7364 (simplify_cond_using_ranges): New function.
7365 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7366 * tree-ssa-propagate.c (substitute_and_fold): Call
7367 simplify_stmt_using_ranges if we have range information.
7369 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7371 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7372 ia64_flag_schedule_isns2.
7374 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7375 reading/writing general registers.
7376 (ia64_function_arg): Revert 2005-06-18 change.
7378 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7380 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7381 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7383 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7385 * function.c (expand_function_end): Revert part of 2005-06-27
7386 patch. Do sjlj_emit_function_exit_after after return_label.
7388 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7390 * doc/install.texi (--disable-libssp): New.
7392 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7394 * doc/invoke.texi: Update -fforce-mem documentation.
7395 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7396 code for -fforce-mem.
7397 * expmed.c: (store_bit_field,store_fixed_bit_field,
7398 extract_bit_field): Ditto.
7399 * expr.c: (convert_move): Ditto.
7400 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7401 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7402 emit_conditional_add,expand_float,expand_fix): Ditto.
7403 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7404 (common_handle_option): Issue warning when -fforce-mem specified.
7406 2005-07-06 Paul Brook <paul@codesourcery.com>
7408 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7410 * configure: Regenerate.
7412 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7414 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7416 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7418 Fix PR tree-optimization/22319
7419 Fix PR tree-optimization/22140
7420 Fix PR tree-optimization/22310
7422 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7423 variable sized types.
7424 Use correct type for intermediate structure on *a = *b structure
7427 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7429 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7431 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7432 (machine_function): Move typedef to...
7433 * config/rs6000/rs6000.c (machine_function): ... here. Add
7434 varargs_save_offset field.
7435 (rs6000_stack_t): Remove varargs_size field.
7436 (setup_incoming_varargs): Allocate varargs save area using
7437 assign_stack_local, try to make it as small as possible.
7438 Save offset from virtual_stack_vars_rtx to the save area
7439 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7440 instead of magic 8 when fp word byte size is used.
7441 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7442 instead of -RS6000_VARARGS_SIZE.
7443 (rs6000_stack_info, debug_stack_info,
7444 rs6000_initial_elimination_offset): Remove all traces of
7446 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7447 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7448 RS6000_VARARGS_AREA.
7450 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7452 PR tree-optimization/21963
7453 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7454 constant_multiple_of in the same way get_computation_cost_at does.
7456 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7458 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7459 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7460 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7461 and return its previous value.
7462 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7463 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7465 (stack_protect_set, stack_protect_test): New expanders.
7466 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7467 stack_protect_testdi): New insns.
7468 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7469 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7471 2005-07-06 Jeff Law <law@redhat.com>
7473 * tree-ssa-dce.c (cfg_altered): New global.
7474 (tree_dce_init): Initialize cfg_altered.
7475 (remove_dead_stmt): If we remove an edge in the CFG, then set
7477 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7480 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7482 * Makefile.in (stamp-collect-ld): Use
7483 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7484 ./collect-ld if it already exists.
7485 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7486 Don't remove ./nm if it already exists.
7488 2005-07-05 Devang Patel <dpatel@apple.com>
7490 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7491 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7492 * tree-vectorizer.c (vect_loop_location): New.
7493 (vect_print_dump_info): Use vect_loop_location.
7494 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7495 (vectorize_loops): Set vect_loop_location.
7496 * tree-vect-analyze.c (vect_analyze_offset_expr,
7497 vect_determin_vectorization_factor, vect_analyze_operations,
7498 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7499 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7500 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7501 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7502 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7503 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7504 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7505 vect_analyze_loop): Adjust vect_print_dump_info API.
7506 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7507 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7508 vect_finish_stmt_generation, vectorizable_assignment,
7509 vectorizable_operation, vectorizable_store, vectorizable_load,
7510 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7511 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7512 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7513 vect_transform_loop): Same.
7514 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7515 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7518 2005-07-05 Randolph Chung <tausq@debian.org>
7520 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7521 * configure: Regenerate.
7522 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7523 (pa_tls_referenced_p): Declare.
7524 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7525 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7526 (legitimize_tls_address): New.
7527 (hppa_legitimize_address): Handle TLS addresses.
7528 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7529 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7530 (emit_move_sequence): Handle TLS addresses.
7531 (pa_encode_section_info): Call default handler to handle common
7533 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7534 (CONSTANT_ADDRESS_P): Reject TLS operands.
7535 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7536 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7537 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7538 (UNSPEC_TLSLE): Define new constants.
7539 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7540 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7541 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7542 (tie_symbolic_operand, tle_symbolic_operand): New
7544 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7546 * aclocal.m4: Update macros for autoconf 2.59 style.
7547 * configure.ac: Likewise.
7549 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7551 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7552 (function_arg): Pass small aggregates in general registers on 32-bit
7554 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7556 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7558 * Makefile.in (final.o): Fix dependencies.
7560 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7564 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7565 * langhooks.c (lhd_expr_to_decl): New.
7566 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7568 (LANG_HOOKS_INITIALIZER): Update.
7569 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7570 expr_to_decl langhook.
7571 * c-tree.h (c_expr_to_decl): Declare.
7572 * c-typeck.c (c_expr_to_decl): New.
7573 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7575 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7577 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7580 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7581 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7583 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7585 * Makefile.in: Adjust dependencies.
7586 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7587 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7588 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7589 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7590 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7591 rest_of_compilation.
7593 * bb-reorder.c (gate_duplicate_computed_gotos,
7594 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7595 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7596 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7597 pass_partition_blocks): New.
7598 * bt-load.c (gate_handle_branch_target_load_optimize,
7599 rest_of_handle_branch_target_load_optimize,
7600 pass_branch_target_load_optimize): New.
7601 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7603 * cfglayout.c (pass_insn_locators_initialize): New.
7604 * cfgrtl.c (pass_free_cfg): New.
7605 * combine.c (gate_handle_combine, rest_of_handle_combine,
7607 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7608 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7609 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7610 * except.c (pass_set_nothrow_function_flags,
7611 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7613 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7614 rest_of_handle_shorten_branches, pass_shorten_branches,
7615 rest_of_clean_state, pass_clean_state): New.
7616 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7617 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7618 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7620 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7621 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7622 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7623 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7625 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7626 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7627 pass_rtl_ifcvt, gate_handle_if_after_combine,
7628 rest_of_handle_if_after_combine, pass_if_after_combine,
7629 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7630 pass_if_after_reload): New.
7631 * integrate.c (pass_initial_value_sets): New.
7632 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7633 pass_purge_lineno_notes): New.
7634 * mode-switching.c (rest_of_handle_mode_switching,
7635 pass_mode_switching): New.
7636 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7637 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7639 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7640 pass_loop_optimize): New.
7641 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7643 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7645 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7646 pass_postreload_cse): New.
7647 * profile.c (gate_handle_profiling, pass_profiling,
7648 rest_of_handle_branch_prob, pass_branch_prob): New.
7649 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7650 pass_split_before_regstack, gate_handle_split_before_regstack,
7651 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7652 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7653 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7654 pass_stack_regs): New.
7655 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7656 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7657 pass_stack_adjustments): New.
7658 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7659 pass_regrename): New.
7660 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7661 pass_delay_slots, gate_handle_machine_reorg,
7662 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7663 * rtl.h (extern void purge_line_number_notes): New.
7664 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7665 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7667 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7669 * value-prof.c (gate_handle_value_profile_transformations,
7670 rest_of_handle_value_profile_transformations,
7671 pass_value_profile_transformations): New.
7672 * var-tracking.c (gate_handle_var_tracking,
7673 pass_variable_tracking): New.
7674 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7676 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7677 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7678 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7679 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7680 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7681 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7682 rest_of_handle_gcse2, rest_of_handle_regmove,
7683 rest_of_handle_tracer, rest_of_handle_if_conversion,
7684 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7685 rest_of_handle_web, rest_of_handle_branch_prob,
7686 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7687 rest_of_handle_jump_bypass, rest_of_handle_combine,
7688 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7689 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7690 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7691 rest_of_handle_mode_switching, rest_of_handle_jump,
7692 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7693 rest_of_handle_flow2, rest_of_handle_jump2,
7694 rest_of_handle_peephole2, rest_of_handle_postreload,
7695 rest_of_handle_shorten_branches, rest_of_clean_state,
7696 rest_of_compilation): Remove.
7698 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7699 * passes.c (dump_flags, in_gimple_form, all_passes,
7700 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7701 register_dump_files, next_pass_1, last_verified, execute_todo,
7702 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7703 from tree-optimize.c.
7704 (init_optimization_passes): Moved from tree-optimize.c,
7705 adding the RTL optimizations.
7706 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7707 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7708 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7709 register_dump_files, next_pass_1, last_verified, execute_todo,
7710 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7711 init_tree_optimization_passes, ipa_passes): Delete.
7712 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7714 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7715 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7717 (ipa_passes): Remove.
7718 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7719 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7720 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7721 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7722 (dump_info_p, dump_flag): Moved to tree-dump.h.
7724 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7726 * passes.c (finish_optimization_passes): Use dump_begin
7727 and dump_end, TDI_end.
7728 (gate_rest_of_compilation): New.
7729 (pass_rest_of_compilation): Use it.
7730 (gate_postreload, pass_postreload): New.
7731 * toplev.c (general_init): Rename init_tree_optimization_passes.
7732 * toplev.h (init_tree_optimization_passes): Rename to
7733 init_optimizations_passes.
7734 * tree-dump.c (dump_flag): Make static.
7735 (dump_files): Remove RTL dumps.
7736 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7737 pass_cleanup_cfg, pass_free_cfg_annotations,
7738 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7739 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7740 * tree-pretty-print.c: Include tree-pass.h.
7741 * cgraph.c: Include tree-dump.h.
7743 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7745 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7746 Only fall back to saying it points to readonly memory if
7749 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7751 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7752 * config/m32r/m32r.c (m32r_compute_frame_size,
7753 m32r_expand_prologue): Take current_function_profile into
7754 account whenever we reference
7755 current_function_uses_pic_offset_table.
7756 (m32r_finalize_pic): Remove.
7757 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7759 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7761 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7762 instead of $<. Don't remove ./as if it already exists.
7764 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7767 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7768 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7769 for complex modes when generating code for PA 1.0.
7770 (VALID_FP_MODE_P): New macro.
7771 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7772 sets for all general and floating point modes. Align wide floating
7773 point modes to even register boundaries to comply with architectural
7775 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7776 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7777 (VALID_FP_MODE_P): New macro.
7778 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7779 sets for all general and floating point modes. Align wide floating
7780 point modes to even register boundaries to comply with architectural
7783 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7785 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7788 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7790 * tree-ssa-structalias.c: Don't include expr.h.
7792 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7794 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7797 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7799 Fix PR tree-optimization/22279
7801 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7804 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7806 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7808 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7810 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7811 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7812 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7813 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7814 config/stormy16/stormy16.c, config/v850/v850.c,
7815 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7816 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7817 Avoid "." or "\n" at end of diagnostics and capital letters at
7818 start of diagnostics.
7819 * combine.c, cse.c: Don't translate dump file output.
7820 * toplev.c (print_version): Only translate output if going to
7823 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7825 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7826 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7829 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7831 * pa.c (fix_range): Fix typo in comment.
7833 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7835 * tree-vrp.c (extract_range_from_assert): Replace
7836 fold (build (...)) with fold_build2.
7838 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7840 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7841 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7842 (format_types_orig, handle_format_attribute): Add support for
7845 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7847 * varasm.c (assemble_variable): Fix format specifier thinko.
7849 2005-07-03 Ira Rosen <irar@il.ibm.com>
7851 PR tree-optimization/22029 (and 22135)
7852 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7853 a phi node before calling dump_vops.
7855 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7857 * tree-dump.h (dump_string_field): Declare.
7858 * tree-dump.c: Use it instead of dump_string.
7859 (dump_string_field): Make non-static.
7861 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7863 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7864 up the minimal CFG stuff always when optimize > 0. Call
7865 split_all_insns_noflow in PIC case if needed.
7867 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7868 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7871 * c-decl.c (c_write_global_declarations): Dump contents of
7873 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7874 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7875 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7876 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7879 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7881 * c-common.h (GCC_DIAG_STYLE): Define.
7882 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7883 version for format checking to 4.1.
7884 * c-format.c: Include toplev.h after c-common.h.
7885 (enum format_type): Add gcc_tdiag_format_type.
7886 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7887 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7888 (format_types_orig): Add gcc_tdiag.
7889 (init_dynamic_diag_info): Support gcc_tdiag formats.
7890 (handle_format_attribute): Likewise.
7891 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7892 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7893 version for format checking to 4.1.
7894 (warning0, warning, error, pedwarn, sorry): Use
7896 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7897 (finish_aliases_1): Do not use %qE.
7898 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7899 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7900 Correct format bugs.
7901 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7902 parameter to unsigned HOST_WIDE_INT.
7903 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7905 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7908 * expr.c (write_complex_part): Use adjust_address for MEM.
7909 (read_complex_part): Same.
7911 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7913 Fix PR tree-optimization/22280
7915 * tree-sra.c (generate_element_init): Remove useless loop.
7917 2005-07-02 Richard Henderson <rth@redhat.com>
7919 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7921 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7923 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7926 * fold-const.c (fold_binary): Handle the return value of
7927 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7928 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7930 2005-07-02 Jeff Law <law@redhat.com>
7932 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7933 a eliminate type conversion which feeds an equality comparison
7934 if the original type or either operand in the comparison is a
7937 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7939 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7940 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7942 * config/avr/avr.c: Do not use '`' as left quote.
7943 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7944 Remove "." from end of diagnostics. Make diagnostics start with
7947 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7948 Joseph S. Myers <joseph@codesourcery.com>
7950 * toplev.c (default_tree_printer): Handle setting location with
7952 * c-objc.common.c (c_tree_printer): Likewise.
7953 * c-format.c (gcc_diag_flag_specs): Add '+'.
7954 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7955 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7957 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7958 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7959 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7960 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7961 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7962 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7963 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7964 format arguments where %J is used without %D.
7966 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7968 * gcc.c (LINK_SSP_SPEC): Define.
7969 (link_ssp_spec): New variable.
7970 (LINK_COMMAND_SPEC): Add %(link_ssp).
7971 (static_specs): Add link_ssp_spec.
7972 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7973 * configure: Rebuilt.
7974 * config.in: Rebuilt.
7976 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7977 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7978 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7979 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7980 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7981 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7982 -0x7008(2) instead of reading __stack_chk_guard variable.
7983 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7985 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7986 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7987 if TARGET_THREAD_SSP_OFFSET is defined.
7988 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7989 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7992 2005-06-27 Richard Henderson <rth@redhat.com>
7993 * libgcc-std.ver (GCC_4.1.0): New.
7994 * libgcc.h (__stack_chk_guard): Declare.
7995 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7996 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7997 * mklibgcc.in (lib2funcs): Add them.
7999 2005-07-01 Richard Henderson <rth@redhat.com>
8001 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8002 void * before struct sigcontext *.
8003 (x86_fallback_frame_state): Likewise.
8005 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8007 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8009 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8012 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8013 we check for SSA_NAME for.
8015 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8017 Fix PR tree-optimization/22071
8019 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8021 (get_constraint_for_component_ref): Use it.
8023 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8026 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8027 print out the last new line.
8029 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8031 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8032 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8033 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8034 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8035 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8036 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8037 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8038 (enum reg_class): New member CC0_REGS.
8039 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8040 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8041 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8042 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8043 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8044 Adjust for register now described.
8046 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8049 * config/i386/i386.md (stack_protect_test_si,
8050 stack_protect_test_di): Add earlyclobber for scratch 3.
8051 * config/rs6000/rs6000.md (stack_protect_testsi,
8052 stack_protect_testdi): Add earlyclobber for scratch 3,
8053 remove earlyclobber from scratch 4.
8055 Older entries for 2005 can be found in ChangeLog-2005.