1 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4 * gcc/c.opt: Add a -lang-fortran option.
5 * gcc/c-opts.c: Add a lang_fortran flag.
6 (c_common_init_options): Handling the -lang-fortran option.
7 (c_common_handle_option): Add a case for Fortran options in
8 preprocessing. Remove cases for -ffixed-form and
9 -ffixed-line-length. Add a case for -lang-fortran.
11 2005-11-03 David Edelsohn <edelsohn@gnu.org>
13 * config/rs6000/rs6000.c: Include params.h
14 (optimization_options): Set max-grow-copy-bb-insns default to 16.
15 (bdesc_2arg): Delete vpkuhss and vpkuwss.
16 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
17 (UNSPEC_VPKUWSS): Delete.
18 (altivec_vpkuhss): Delete.
19 (altivec_vpkuwss): Delete.
20 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
22 (neg_eq0<mode>): Remove final condition.
23 (neg_eq<mode>): Remove condition and split-condition.
25 2005-11-04 Alan Modra <amodra@bigpond.net.au>
27 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
28 Use associated print macros.
30 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
33 * diagnostic.c (diagnostic_set_info_translated): New function.
34 (diagnostic_set_info): Use it. Add comment.
35 * diagnostic.h (diagnostic_set_info_translated): Declare.
37 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
39 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
40 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
41 reference only if 'public' is true.
42 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
43 emit the .hidden directive only if the indirect reference is public.
44 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
45 Pass it to dw2_force_const_mem.
46 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
47 * dwarf2out.c (output_cfi): Adjust calls to above function.
48 (output_call_frame_info): Likewise.
49 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
50 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
52 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
54 PR tree-optimization/24483
55 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
56 field to elts if possible.
58 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
61 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
64 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
66 Fix PR tree-optimization/24351
68 * tree-ssa-structalias.c (struct variable_info): Add
70 (get_varinfo_fc): New function to follow collapsing.
71 (new_var_info): Set collapsed_to to NULL.
72 (dump_constraint): Follow collapsing.
73 (build_constraint_graph): Handle collapsing.
74 (do_simple_structure_copy): Return false if something bad
76 (collapse_rest_of_var): New function.
77 (do_structure_copy): Collapse if do_simple_structure_copy returns
80 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
83 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
84 expressions to a statement list instead of gimplifying them.
86 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
88 PR rtl-optimization/23585
89 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
90 that can't trap plus a constant integer, if the mode has zero size.
92 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
95 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
97 ("*insv<mode>_reg_extimm"): Likewise.
99 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
102 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
103 c_common_type_for_mode returns an unnamed type.
105 2005-11-02 Richard Henderson <rth@redhat.com>
109 * dwarf2out.c (dwarf2out_reg_save_reg): New.
110 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
111 * function.c (assign_parms): Use calls.internal_arg_pointer.
112 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
114 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
115 (TARGET_CALLS): Add it.
116 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
117 * targhooks.c (default_internal_arg_pointer): New.
118 * targhooks.h (default_internal_arg_pointer): Declare.
119 * tree.h (dwarf2out_reg_save_reg): Declare.
120 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
121 * config/i386/i386.c (dbx_register_map): Add return column.
122 (dbx64_register_map, svr4_dbx_register_map): Likewise.
123 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
124 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
125 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
126 (ix86_save_reg): Save force_align_arg_pointer.
127 (ix86_emit_save_regs): Make regno unsigned.
128 (ix86_emit_save_regs_using_mov): Likewise.
129 (ix86_expand_prologue): Handle force_align_arg_pointer.
130 (ix86_expand_epilogue): Likewise.
131 * config/i386/i386.h: (dbx_register_map): Update.
132 (dbx64_register_map, svr4_dbx_register_map): Update.
133 (struct machine_function): Add force_align_arg_pointer.
134 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
135 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
136 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
138 2005-11-02 Jan Hubicka <jh@suse.cz>
141 * i386.md: Add peep2 for simplyfing array accesses.
143 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
146 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
147 * config/s390/s390.c (s390_decompose_shift_count): New function.
148 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
149 (print_shift_count_operand): Use s390_decompose_shift_count.
150 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
151 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
153 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
156 * loop.c (loop_givs_rescan): Use force_operand to expand
159 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
162 * fold-const.c (build_range_check): Use unsigned when signed
163 overflow is undefined also. If etype is subtype, make sure that
164 the subtraction is in the supertype.
166 2005-11-02 Richard Henderson <rth@redhat.com>
169 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
172 2005-11-01 Richard Henderson <rth@redhat.com>
175 * loop.c (scan_loop): Do not propagate computations to a hard
176 register destination with SMALL_REGISTER_CLASSES.
178 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
180 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
181 costs for MULT inside PLUS or MINUS.
183 2005-11-01 Bob Wilson <bob.wilson@acm.org>
185 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
186 (TRAMPOLINE_SIZE): Round up to 60.
187 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
189 2005-10-31 James E. Wilson <wilson@specifix.com>
192 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
193 ifdef. Put ifdefs around call in gen_subprogram_die.
194 (compute_frame_pointer_to_cfa_displacement): Likewise.
195 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
198 PR rtl-optimization/17356
199 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
200 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
202 2005-10-31 Jan Hubicka <jh@suse.cz>
205 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
208 * i386.c (legitimize_pic_address): Deal with large immediates.
211 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
212 from symbol names while computing checkup.
215 * predict.c (predict_loops): Do not estimate more than
216 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
217 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
219 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
221 PR tree-optimization/19097
222 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
224 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
226 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
228 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
231 * tree-inline.c (setup_one_parameter): If the init_stmt
232 is NULL, don't insert the statement.
234 2005-10-30 Jan Hubicka <jh@suse.cz>
236 PR tree-optimization/24172
237 * tree-inline.c (copy_body_r): Unshare the substituted value first.
239 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
241 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
242 constants for hosts with long != 32 bits.
244 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
247 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
249 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
251 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
252 (TARGET_MS1_16_002): New.
253 (TARGET_MS1_16_003): New.
255 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
256 ("*decrement_and_branch_until_zero_no_clobber"): New.
257 Add corresponding splitter for decrement_and_branch_until_zero
259 Key all decrement_and_branch_until_zero patterns off of
262 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
265 * tree-complex.c (extract_component): Treat RESULT_DECL
266 like the rest of the decls.
268 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
270 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
271 indirect call to _mcount if the function needs a static chain.
273 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
274 Caroline Tice <ctice@apple.com>
276 PR rtl-optimization/24460
277 * dwarf2out.c (have_switched_text_sections): New boolean variable.
278 (dwarf2out_switch_text_section): Set it to true instead of
279 incrementing separate_line_info_table_in_use.
280 (output_loc_list): Additionally test have_switched_text_sections.
281 (output_ranges): Likewise.
282 (dwarf2out_finish): Likewise.
283 * varasm.c (assemble_start_function): Do not call
284 insert_section_boundary_note.
285 (assemble_end_function): If flag_reorder_blocks_and_partition,
286 switch to the function's section before emitting the .size directive.
287 * bb-reorder.c (insert_section_boundary_note): Staticify.
288 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
289 * output.h (insert_section_boundary_note): Delete.
291 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
294 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
295 instead of pointer equality when comparing types.
297 2005-10-24 James E. Wilson <wilson@specifix.com>
299 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
300 add_dependence_list_and_free calls.
302 2005-10-24 Steven Bosscher <stevenb@suse.de>
304 * contrib.texi: Add the names of the LLNL folks who donated
305 Cray pointer support for gfortran.
307 2005-10-24 Steven Bosscher <stevenb@suse.de>
309 PR tree-optimization/24225
310 * profile.c (branch_prob): Look from end to start through a
311 basic block when looking for a locus.
313 2005-10-24 Richard Henderson <rth@redhat.com>
315 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
317 (hppa_expand_prologue): Likewise.
319 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
321 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
322 (NO_DEFERRED_PROFILE_COUNTERS): Define.
323 * pa.h (NO_PROFILE_COUNTERS): Define.
324 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
325 (funcdef_nos): New vector to hold label numbers of deferred profile
327 (output_deferred_profile_counters): New function.
328 (hppa_profile_hook): Push label number onto funcdef_nos.
329 (pa_hpux_file_end): Call output_deferred_profile_counters if
330 NO_DEFERRED_PROFILE_COUNTERS is false.
332 * pa-protos.h (get_deferred_plabel): New prototype.
333 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
335 (output_call): Adjust calls.
337 2005-10-24 Alan Modra <amodra@bigpond.net.au>
339 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
340 peculiarity of GOT/TOC section usage.
342 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
345 * c-common.c (constant_string_class_name): Add documentation.
347 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
350 * recog.c (peephole2_optimize): Increment peep2_current_count
351 only when the slot is empty.
353 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
356 * except.c (output_function_exception_table): Call
357 assemble_external_libcall if we need a personality function.
359 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
361 PR rtl-optimization/24460
362 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
363 set the basic block for barriers.
365 2005-10-21 Janis Johnson <janis187@us.ibm.com>
367 * var-tracking.c (vt_initialize): Initialize post.
369 2005-10-21 Devang Patel <dpatel@apple.com>
372 * c-common.c (vector_types_convertible_p): Check vector element type.
374 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
376 * config/sh/sh.c (prepare_move_operands): Handle the address
377 constant which is a tls symbolic address plus a constant.
379 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
382 * gcc.c (main): Use the correct counter for erroring out
383 about mulitple files.
385 2005-10-21 Alan Modra <amodra@bigpond.net.au>
388 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
389 use r2 for 64-bit tls .got access.
391 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
393 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
396 2005-10-20 Steven Bosscher <stevenb@suse.de>
398 PR tree-optimization/24307
399 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
401 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
404 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
406 * varasm.c (find_decl_and_mark_needed): After cgraph global info
407 is ready, stop marking functions, but still mark variables.
409 2005-10-20 Richard Guenther <rguenther@suse.de>
412 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
415 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
417 PR rtl-optimization/23585
418 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
419 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
420 (may_trap_p_1): New predicate extracted from...
421 (may_trap_p): ... here. Invoke may_trap_p_1.
422 (may_trap_or_fault_p): New predicate.
423 * rtl.h (may_trap_or_fault_p): Declare it.
424 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
425 instead of may_trap_p.
426 (steal_delay_list_from_fallthrough): Likewise.
427 (fill_simple_delay_slots): Likewise.
428 (fill_slots_from_thread): Likewise.
429 * function.c (pad_to_arg_alignment): Rework comment about
430 SPARC_STACK_BOUNDARY_HACK.
431 * config/sparc/sparc.h: Likewise.
433 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
435 * config/s390/s390.c (s390_expand_insv): New.
436 * config/s390/s390-protos.h (s390_expand_insv): Declare.
437 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
438 ("icm_hi"): Remove mode attribute.
439 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
441 ("*extracthi", "*extractqi"): Remove.
442 (extv<mode>", "*extzv<mode>"): New.
443 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
444 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
446 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
448 * cfgexpand.c (discover_nonconstant_array_refs_r,
449 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
450 (tree_expand_cfg): Call discover_nonconstant_array_refs.
451 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
452 discover_nonconstant_array_refs.
454 2005-10-19 Steven Bosscher <stevenb@suse.de>
457 * c-decl.c (pop_scope): Don't warn about an unused variable
458 if it is marked with TREE_NO_WARNING.
459 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
460 somenow mismatch and olddecl is to be replaced.
462 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
465 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
466 whether registers live on the edge can be saved/restored.
468 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
470 * config/sh/sh.c (fixup_mova): Skip notes.
472 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
474 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
475 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
476 (s390_can_eliminate): Handle BASE_REGNUM elimination.
477 (s390_initial_elimination_offset): Likewise.
478 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
479 register on TARGET_ZARCH targets.
480 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
481 (INITIAL_FRAME_POINTER_OFFSET): Remove.
482 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
483 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
485 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
487 * config/s390/s390.md: Comment describing output modifiers updated.
488 * config/s390/s390.c (print_operand): Likewise.
490 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
492 * config/s390/s390.c (override_options): Added check for -mstack-size
494 * doc/invoke.texi: Mention that limit in the documenation.
496 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
499 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
501 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
503 Fix PR tree-optimization/24231
505 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
506 (compute_avail): Ditto.
508 2005-10-18 Richard Henderson <rth@redhat.com>
511 * config/i386/i386.c (legitimate_constant_p): Check
512 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
514 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
515 (legitimate_pic_address_disp_p): Reorg CONST checking to make
516 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
518 (print_operand_address): Likewise.
519 * config/i386/predicates.md (x86_64_immediate_operand): Test
520 SYMBOL_REF_TLS_MODEL properly inside CONST.
521 (x86_64_zext_immediate_operand): Likewise.
522 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
523 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
524 * config/i386/i386-protos.h: Remove predicates.md entries.
526 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
528 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
529 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
531 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
532 Ian Lance Taylor <ian@airs.com>
535 * fold-const.c (fold_widened_comparison): Do not allow range based
536 constant folding when right operand cannot be unwidened.
538 2005-10-17 Richard Henderson <rth@redhat.com>
540 * builtins.c (expand_builtin_synchronize): Build a new-style asm
541 with a memory clobber.
543 2005-10-17 James E Wilson <wilson@specifix.com>
545 PR rtl-optimization/17356
546 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
547 checking for EDGE_EH.
549 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
551 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
552 the slot on an even boundary for any type with 16-byte alignment.
554 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
557 * md.texi (Modifiers) <%>: Clarify that % doesn't work
558 after register allocation.
560 2005-10-17 DJ Delorie <dj@redhat.com>
562 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
565 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
568 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
571 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
573 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
574 to 2 if it's already non-zero.
575 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
576 is set and warn about it if flag_schedule_insns is 1.
578 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
580 * config/crx/crx.md: Compare-and-branch instructions need to
583 2005-10-17 Uros Bizjak <uros@kss-loka.si>
586 * config/i386/i386.md (*pushdi2_rex64 splitter)
587 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
588 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
589 flow2 pass only when (optimize > 0 && flag_peephole2).
591 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
594 * gcc.c (have_c): New static variable.
596 (process_command): Remove declation of have_c.
597 Set have_o to 1 when handling -o.
598 (main): Add a fatel error if there are multiple
599 files specified and -o and -c/-S is passed witout
600 -combine or multiple languages.
602 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
604 Fix PR tree-optimization/22444
605 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
606 Assert that we don't hit something with subvars.
607 (setup_pointers_and_addressables): Don't add things with subvars,
608 because we'll already process the subvars for aliasing purposes.
610 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
613 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
614 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
615 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
616 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
617 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
618 swapped, alternatives for the R constraint.
621 * builtins.c (get_builtin_sync_mode): Make unlimited
622 mode_for_size request.
624 2005-10-15 Richard Henderson <rth@redhat.com>
626 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
627 (gimplify_expr): ... here.
628 (gimplify_compound_lval): Use it in initial scan loop. Allow
629 fb_lvalue in base expression.
631 2005-10-15 Richard Henderson <rth@redhat.com>
634 * builtins.c (expand_builtin_trap): Export.
635 * expr.h (expand_builtin_trap): Declare.
636 * expr.c (expand_assignment): Emit a trap for integral offsets
637 from registers that weren't reduced to bitpos.
639 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
640 (mark_array_ref_addressable): Remove.
641 * tree-flow.h (mark_array_ref_addressable): Remove.
642 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
644 2005-10-15 James E Wilson <wilson@specifix.com>
647 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
648 (add_dependence_list_and_free): Likewise.
649 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
652 2005-10-15 Diego Novillo <dnovillo@redhat.com>
656 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
657 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
659 (vrp_visit_phi_node): Only prevent infinite iterations when
660 the previous result and the new result are both VR_RANGEs.
662 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
664 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
667 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
670 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
673 2005-10-14 Per Bothner <per@bothner.com>
675 PR preprocessor/21250
676 * c-ppoutput.c (print_line): Print internal line 0 as 1.
678 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
681 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
682 overflow flags. Refactor some conditionals.
684 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
687 * tree-dfa.c (add_referenced_var): Only look at decls which
688 have TREE_CONSTANT or TREE_READONLY set instead of if
689 !TREE_PUBLIC or !TREE_CONSTANT.
691 2005-10-13 James E Wilson <wilson@specifix.com>
693 * doc/invoke.texi: For -x, add f95-cpp-input.
694 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
696 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
698 PR tree-optimization/24262
699 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
700 in loop all the time.
702 2005-10-12 Richard Henderson <rth@redhat.com>
705 * tree.h (DECL_TRANSPARENT_UNION): Remove.
706 * function.c (assign_parm_find_data_types): Don't support it.
707 * print-tree.c (print_node): Likewise.
708 * c-common.c (handle_transparent_union_attribute): Likewise.
709 Use build_duplicate_type.
710 * tree-inline.c (remap_type_1): Split out of remap_type;
711 properly remap aggregate fields.
712 (build_duplicate_type): New.
713 * doc/extend.texi (Variable Attributes): Remove documentation
714 for transparent_union.
716 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
719 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
720 (gen_stack_pointer_dec): Likewise.
722 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
726 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
728 (struct cxx): Add adjust_class_at_definition target hook.
729 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
730 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
731 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
732 hook_void_tree. Add to TARGET_CXX.
733 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
735 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
736 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
737 instead of attribute. Check for dllexport override. Warn if
738 inconsistent dll linkage. Don't lose old dllimport if decl has
739 had address referenced. Tweak lookup of dllimport atribute.
740 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
741 for target specific rules. Don't add dllimport attribute if
742 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
744 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
745 * varasm.c (initializer_constant_valid_p): Replace
746 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
750 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
751 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
752 (i[34567]86-*-mingw32*): Likewise.
754 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
755 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
757 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
758 C++-specific code. Change return value to bool.
759 (i386_pe_dllimport_p): Likewise.
760 (associated_type): Simplify and make language-independent
761 (i386_pe_encode_section_info): Replace override of ambiguous
762 dllimport symbol refs with a gcc_assert.
763 (i386_pe_valid_dllimport_attribute_p): Define.
764 * config/i386/winnt-cxx.c: New file. Define C++ versions of
765 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
766 i386_pe_adjust_class_at_definition.
767 * config/i386/winnt-stubs.c: New file. Define stub versions of
768 lang-specific functions.
769 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
770 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
771 i386_pe_adjust_class_at_definition.
772 (i386_pe_valid_dllimport_attribute_p): Declare.
773 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
774 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
775 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
778 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
779 dllimport attribute with test of DECL_DLLIMPORT_P.
781 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
783 * combine.c (make_extraction): Correct offset computation.
785 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
787 * config/cris/t-linux (LIMITS_H_TEST): Define.
789 2005-10-12 Richard Henderson <rth@redhat.com>
792 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
794 2005-10-12 Richard Guenther <rguenther@suse.de>
796 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
798 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
801 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
802 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
805 2005-10-12 Richard Guenther <rguenther@suse.de>
808 * varasm.c (output_constant): Correct typo from previous
811 2005-10-11 Ian Lance Taylor <ian@airs.com>
813 PR rtl-optimization/13931
814 * combine.c: Revert patch of 2003-05-14, and:
815 (try_combine): Only set elim_i1 and elim_i2 if the destination is
816 completely killed in the appropriate insn.
817 (distribute_notes): Don't skip multiple hard register test for
820 2005-10-11 Richard Henderson <rth@redhat.com>
823 * c-typeck.c (convert_for_assignment): Use build_constructor_single
824 to initialize a transparent union instead of a nop_expr.
826 2005-10-11 Richard Henderson <rth@redhat.com>
828 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
829 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
830 (tree_ssa_dce_loop): Call scev_reset.
833 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
834 * tree-ssa-dce.c: Include cfgloop.h.
835 (tree_ssa_dce_loop, pass_dce_loop): New.
836 * tree-pass.h (pass_dce_loop): Declare it.
837 * passes.c (init_optimization_passes): Use it.
839 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
842 * convert.c (convert_to_real): Revert 2005-10-05 patch.
843 Only apply the optimization for rounding builtins if the inner
844 cast is also an extension.
846 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
849 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
850 mark_new_vars_to_rename instead of update_stmt.
852 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
854 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
856 2005-10-11 Jakub Jelinek <jakub@redhat.com>
858 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
859 for setting MMX register to 0 rather than mmx.
861 2005-10-10 Steve Ellcey <sje@cup.hp.com>
864 * configure.ac: Move gas check from mips specific case to common case.
865 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
866 * configure: Regenerate
867 * doc/install.texi: Update.
869 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
872 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
874 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
876 * gcc.c (do_spec_1): Accept numeric characters in file name
879 2005-10-10 Nick Clifton <nickc@redhat.com>
881 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
882 describing the deleted arm_gen_rotated_half_load function.
884 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
886 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
889 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
891 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
893 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
894 (EXTRA_MULTILIB_PARTS): Define.
895 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
896 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
897 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
898 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
899 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
900 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
902 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
904 PR tree-optimization/24226
905 * tree-cfg.c (remove_bb): Clean up unreachable loops.
906 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
907 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
910 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
912 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
914 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
917 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
918 Rewrite for no need for the early clobber.
920 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
922 Merge from csl-arm-branch:
923 2005-09-07 Paul Brook <paul@codesourcery.com>
924 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
927 2005-04-30 Paul Brook <paul@codesourcery.com>
928 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
929 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
931 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
932 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
933 (arm_override_options): Use TARGET_AAPCS_BASED.
934 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
935 (PTRDIFF_TYPE): Use int for AAPCS.
936 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
937 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
938 (DEFAULT_SHORT_ENUMS): Delete.
939 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
941 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
942 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
943 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
944 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
946 2004-12-03 Mark Mitchell <mark@codesourcery.com>
947 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
949 2004-11-22 Mark Mitchell <mark@codesourcery.com>
950 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
952 2004-11-19 Mark Mitchell <mark@codesourcery.com>
953 * config.gcc (arm*-*-linux-gnueabi): Add it.
954 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
956 (TARGET_OS_CPP_BUILTINS): Likeiwse.
957 * config/arm/linux-eabi.h: New file.
958 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
959 (LINUX_TARET_LINK_SPEC): Likewise.
961 * config/arm/t-linux-eabi: New file.
963 2005-10-08 Steven Bosscher <stevenb@suse.de>
966 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
968 (PARAM_SMS_DFA_HISTORY): Likewise.
970 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
973 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
974 (load_register_parameters): Call it.
975 (check_sibcall_argument_overlap_1): Likewise.
976 (store_one_arg): Likewise.
978 2005-10-07 James E. Wilson <wilson@specifix.com>
980 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
981 DImode not VECINT24 for operand 2.
984 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
988 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
989 fr_spill): Use destination_operand for operand 0.
991 2005-10-07 DJ Delorie <dj@redhat.com>
993 * varasm.c (output_constant): Limit error to expanding
996 2005-10-07 Richard Guenther <rguenther@suse.de>
999 * fold-const.c (fold_binary): Fix operand types during folding
1000 of X op (A, Y). Evaluation order of the side-effects of
1001 X and A are frontend-defined, so ensure we honour that even for
1002 tcc_comparison class operands; eased by removing duplicate code.
1004 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1006 * stor-layout.c (layout_type): Do not allow alignment of array
1007 elements to be greater than their size.
1009 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1011 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1013 (hppa*-*-linux*): Ditto.
1014 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1015 * config/host-hpux.c: New.
1016 * config/x-hpux: New.
1017 * config/pa/x-hpux: Remove.
1018 * config/pa/x-linux: Remove.
1019 * config/pa/pa-host.c: Remove.
1021 2005-10-07 Jeff Law <law@redhat.com>
1023 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1024 determine whether or not to try and thread outgoing edges.
1026 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1028 * config/rs6000/rs6000.md (eqsi_power): New.
1029 (neg_eq0si): Add TARGET_POWER to final condition.
1032 2005-10-06 Richard Henderson <rth@redhat.com>
1034 * config/rs6000/rs6000.c: Revert last change.
1036 2005-10-06 Richard Henderson <rth@redhat.com>
1038 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1039 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1041 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1045 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1046 out return_label and naked_return_label.
1048 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1050 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1053 2005-10-06 Richard Henderson <rth@redhat.com>
1056 * tree-inline.c (declare_return_variable): Handle modify_dest not
1059 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1061 Fix PR tree-optimization/22488
1062 * tree-ssa-structalias.c (check_for_overlaps): New function.
1063 (create_variable_info_for): Use it.
1065 2005-10-06 Richard Henderson <rth@redhat.com>
1068 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1069 (dwarf2out_start_source_file): Print it.
1071 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1073 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1075 2005-10-06 Richard Henderson <rth@redhat.com>
1078 * mode-switching.c (optimize_mode_switching): Clear transp bit
1079 for block with incomming abnormal edges.
1081 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1082 (fpscr_set_from_mem): Use them.
1083 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1084 (fpscr postinc splitters): Rewrite as peephole2+split.
1086 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1088 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1089 (eq<mode>_compare): Same.
1091 2005-10-06 Richard Guenther <rguenther@suse.de>
1093 PR tree-optimization/24238
1094 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1096 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1098 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1099 here. Use AC_PATH_PROG for environment variables instead of
1101 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1103 * configure: Regenerated.
1105 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1108 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1109 then force it into a register.
1110 (call_value): Likewise.
1112 2005-10-06 Richard Henderson <rth@redhat.com>
1115 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1116 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1117 under pass_vectorize.
1119 2005-10-05 Devang Patel <dpatel@apple.com>
1122 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1123 handling constants. Check NAMESPACE_DECL context for constants.
1125 2005-10-05 Eric Christopher <echristo@apple.com>
1127 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1129 2005-10-05 Richard Henderson <rth@redhat.com>
1132 * tree-cfg.c (mark_array_ref_addressable_1): New.
1133 (mark_array_ref_addressable): New.
1134 * tree-flow.h (mark_array_ref_addressable): Declare.
1135 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1137 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1141 * reload.c (subst_reloads): When adding a REG_LABEL to a
1142 jump instruction, also update JUMP_LABEL.
1144 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1146 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1147 * bb-reorder.c (copy_bb_p): Use it.
1148 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1150 2005-10-05 Richard Henderson <rth@redhat.com>
1153 * toplev.c (process_options): Warn about unsupported combinations
1154 of unwind tables and omit-frame-pointer.
1155 * config/i386/i386.c (override_options): Similarly. Enable
1156 accumulate-outgoing-args if not explicitly disabled.
1158 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1160 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1161 Handle big endian vs. small endian.
1162 (vec_initv2sf): Handle big endian vs. small endian.
1163 (*vec_extractv2sf_1): Ditto.
1165 2005-10-05 Dale Johannesen <dalej@apple.com>
1167 * convert.c (convert_to_real): Don't convert
1168 (float)floor(double d) to floorf((float)d).
1170 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1172 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1174 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1176 PR tree-optimization/18587
1177 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1178 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1179 build_vuses): Change to VEC type.
1180 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1181 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1182 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1183 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1184 (get_name_decl): New. Return DECL_UID of base variable.
1185 (operand_build_cmp): New. qsort comparison routine.
1186 (operand_build_sort_virtual): New. Sort virtual build vector.
1187 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1188 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1189 (FINALIZE_BASE): Use get_name_decl.
1190 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1191 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1192 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1193 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1194 direct VEC_* manipulations.
1195 (build_ssa_operands): Call operand_build_sort_virtual.
1196 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1197 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1198 with direct VEC_* manipulations.
1199 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1200 with direct VEC manipulations.
1202 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1204 PR tree-optimization/21419
1205 PR tree-optimization/24146
1206 PR tree-optimization/24151
1208 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1209 (build_asm_expr): Call it if outputs are read-only.
1210 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1212 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1213 Paolo Bonzini <bonzini@gnu.org>
1217 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1218 enable the instructions and not just the built-ins.
1219 * doc/invoke.texi (x86 Options): Likewise.
1221 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1223 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1225 * doc/invoke.texi (Option Summary): Correct spelling
1226 of -mmacosx-version-min.
1228 2005-10-04 Devang Patel <dpatel@apple.com>
1230 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1233 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1235 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1236 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1238 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1240 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1241 ("TE","tg"): New mode attributes.
1242 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1243 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1244 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1245 dword_mode and one for GPRmode.
1247 2005-10-04 Ian Lance Taylor <ian@airs.com>
1249 PR preprocessor/13726
1250 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1251 any comments passed in.
1253 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1255 * tree.c (annotate_with_file_line): Fix typo.
1257 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1260 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1261 type used to access data in the inlined length == 1 case, use
1262 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1263 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1265 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1267 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1268 TARGET_SSE3 and only for TARGET_80387.
1269 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1270 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1271 Do not depend on TARGET_80387.
1273 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1275 * tree.c (last_annotated_node): Change type to location_t*.
1276 (annotate_with_file_line): Reflect the change of
1277 last_annotated_node type.
1279 2005-10-04 Richard Guenther <rguenther@suse.de>
1282 * c-decl.c (grokdeclarator): Don't write to fields
1285 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1288 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1290 * varasm.c (make_decl_rtl): If a register variable does not
1291 have a set user assmbler name, error out.
1292 Decode the asmspec is now name+1 bypassing '*'.
1294 2005-10-04 Steven Bosscher <stevenb@suse.de>
1296 PR tree-optimization/23049
1297 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1298 of a COND_EXPR is folded before calling fold on the whole rhs of a
1299 conditional assignment.
1300 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1301 document that a COND_EXPR may appear there.
1303 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1306 * tree-vrp.c (extract_range_from_assert): If the new numeric
1307 range created out of the assertion contradicts the existing
1308 numeric range of the ASSERT_EXPR variable, make the new range
1311 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1313 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1314 from T_REGS to FP register class.
1316 2005-10-03 Richard Henderson <rth@redhat.com>
1319 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1320 before creating a new one.
1322 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1324 * config/rs6000/t-aix43 (LDFLAGS): New.
1325 * config/rs6000/t-aix52 (LDFLAGS): New.
1327 2005-10-03 Ian Lance Taylor <ian@airs.com>
1329 * gimplify.c (find_single_pointer_decl_1): New static function.
1330 (find_single_pointer_decl): New static function.
1331 (internal_get_tmp_var): For a formal variable, set restrict base
1332 information if appropriate.
1333 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1335 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1336 (DECL_GET_RESTRICT_BASE): Define.
1337 (SET_DECL_RESTRICT_BASE): Define.
1338 (decl_restrict_base_lookup): Declare.
1339 (decl_restrict_base_insert): Declare.
1340 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1341 * tree.c (restrict_base_for_decl): New static variable.
1342 (init_ttree): Initialize restrict_base_for_decl.
1343 (copy_node_stat): Copy restrict base information.
1344 (decl_restrict_base_lookup): New function.
1345 (decl_restrict_base_insert): New function.
1346 (print_restrict_base_statistics): New static function.
1347 (dump_tree_statistics): Call print_restrict_base_statistics.
1349 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1352 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1353 case of anti-ranges.
1355 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1358 * c-typeck.c (tagged_tu_seen): Rename to ...
1359 (tagged_tu_seen_cache): this and add val field.
1360 (comptypes): Move functional to comptypes_internal
1361 and free tagged_tu_seen.
1362 (comptypes_internal): New function and call comptypes_internal
1363 instead of comptypes. Speed up by sibcalling
1364 tagged_types_tu_compatible_p.
1365 (alloc_tagged_tu_seen): New function
1366 (free_all_tagged_tu_seen_up_to): New function.
1367 (tagged_types_tu_compatible_p): Return the val of the seen two
1369 Add that the two types are the same to tagged_tu_seen_base
1370 if they are and call comptypes_internal instead of comptypes.
1371 <case UNION_TYPE>: Speed up common type where the fields are
1373 (function_types_compatible_p): Call comptypes_internal instead of
1375 (type_lists_compatible_p): Likewise.
1376 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1378 2005-10-02 Matthias Klose <doko@debian.org>
1380 * doc/invoke.texi: Fix typo and speling error.
1382 2005-10-01 Richard Henderson <rth@redhat.com>
1384 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1386 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1388 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1389 using --start-group and --end-group.
1391 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1393 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1394 FIXME note regarding quirky semantics.
1396 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1399 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1400 non-null range as a last resort.
1402 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1403 Diego Novillo <dnovillo@redhat.com>
1406 * tree-vrp.c (extract_range_from_assert): For !=
1407 assertions, only build an anti-range if LIMIT is a
1408 single-valued range.
1410 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1412 * arm.md (movqi): On thumb when optimizing, handle loading from
1413 memory by describing this as taking a subreg of a zero-extended load
1414 into an SImode register.
1417 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1419 * reload1.c (merge_assigned_reloads): Do not change any
1420 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1422 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1424 * Makefile.in (LIPO_FOR_TARGET): Define.
1425 (STRIP_FOR_TARGET): Define.
1427 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1428 before creating new ones. Do symlinks before creating the actual
1431 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1432 to work out which multilibs are actually being built.
1434 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1436 * tree-vect-transform.c, config/ms1/ms1.md,
1437 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1438 Follow spelling conventions.
1439 * doc/invoke.texi, doc/md.texi: Fix typos.
1441 2005-09-30 Andrew Macleod <amacleod@redat.com>
1443 PR tree-optimization/21430
1444 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1445 use operands, and set stmt pointer if need be.
1446 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1447 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1450 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1453 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1455 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1457 * optabs.c (expand_binop): Initialize first_pass_p.
1459 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1462 * c-decl.c (c_write_global_declarations_1): If any
1463 wrapup_global_declaration_2 call returned true, restart the loop.
1465 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1467 Fix PR tree-optimization/24117
1468 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1469 before considering whether to use anyoffset.
1471 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1475 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1477 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1479 (swap_commutative_operands_with_target): New.
1481 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1484 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1487 2005-09-29 Steven Bosscher <stevenb@suse.de>
1489 PR tree-optimization/23911
1490 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1491 and IMAGPART_EXPR too.
1493 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1496 * expmed.c (expand_shift): Move logic to reverse rotation
1497 direction when rotating by constants ...
1498 * optabs.c (expand_binop): ... here.
1499 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1500 (ix86_rotrdi3): New pattern.
1501 (rotldi3): Handle 32-bit mode.
1502 (ix86_rotldi3): New pattern.
1504 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1507 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1508 check for numbers that need no bit twiddle.
1510 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1512 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1513 multilib to be built.
1515 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1516 (stage1-start): Delete old libgcc and libunwind before moving
1517 anything into the stage directory.
1518 (stage2-start): Likewise.
1519 (stage3-start): Likewise.
1520 (stage4-start): Likewise.
1521 (stageprofile-start): Likewise.
1522 (stagefeedback-start): Likewise.
1523 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1524 header in tm_file and CPU-specific t-darwin in tmake_file.
1525 (i[34567]86-*-darwin*): Don't change tm_file.
1526 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1527 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1528 shared library stub for target OS version.
1529 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1530 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1531 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1532 (libgcc_s.%.dylib): New.
1534 (install-darwin-libgcc-stubs): New.
1535 (INSTALL_LIBGCC): New append.
1536 * config/i386/darwin-libgcc.10.4.ver: New.
1537 * config/i386/darwin-libgcc.10.5.ver: New.
1538 * config/i386/t-darwin: New.
1539 * config/rs6000/darwin-libgcc.10.4.ver: New.
1540 * config/rs6000/darwin-libgcc.10.5.ver: New.
1541 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1542 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1544 2005-09-28 Paul Brook <paul@codesourcery.com>
1546 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1549 2005-09-28 Richard Guenther <rguenther@suse.de>
1551 PR tree-optimization/23853
1552 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1553 host_integerp to verify misalignment value.
1555 2005-09-28 Richard Henderson <rth@redhat.com>
1557 * builtins.c (get_builtin_sync_mode): New.
1558 (expand_builtin_sync_operation): Pass in mode argument.
1559 (expand_builtin_compare_and_swap): Likewise.
1560 (expand_builtin_lock_test_and_set): Likewise.
1561 (expand_builtin_lock_release): Likewise.
1562 (expand_builtin): Update to match.
1564 2005-09-28 Nick Clifton <nickc@redhat.com>
1566 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1567 formatting. Add check to PLUS case to ensure that the offset is
1568 within an acceptable range.
1570 * config/v850/v850.md (casesi): Disable the generation of the
1571 switch pattern as it is not being handled properly at the moment.
1573 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1574 for when the high words are identical.
1576 2005-09-27 Richard Henderson <rth@redhat.com>
1578 * pretty-print.c (pp_base_format): Fix typo for %>.
1580 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1581 Devang Patel <dpatel@apple.com>
1583 PR tree-optimization/23625
1584 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1585 LABEL_EXPR, assertion check.
1587 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1589 * optabs.c (no_conflict_move_test): Check if a result of a
1590 to-be-moved insn would be clobbered by an originally
1593 2005-09-27 Jeff Law <law@redhat.com>
1595 * passes.c (init_optimization_passes): Replace copy propagation
1596 passes immediately after DOM with phi-only copy propagation
1597 pases. Add phi-only copy propagation pass after first DOM pass.
1598 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1599 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1600 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1601 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1602 to init_copy_prop. Callers updated.
1603 (do_phi_only_copy_prop): New function.
1604 (pass_phi_only_copy_prop): New pass descriptor.
1606 2005-09-27 Nick Clifton <nickc@redhat.com>
1608 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1610 2005-09-26 Jason Merrill <jason@redhat.com>
1613 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1615 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1617 2005-09-26 James E Wilson <wilson@specifix.com>
1619 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1620 copyright. Add gcc copyright plus libgcc exception.
1621 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1623 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1625 2005-09-26 Jeff Law <law@redhat.com>
1627 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1628 about when to iterate.
1630 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1633 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1634 for __complex__ double in -mcpu=G5 mode.
1636 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1638 PR tree-optimization/23942
1639 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1640 * tree-scalar-evolution.c: Include params.h.
1642 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1643 follow_ssa_edge_in_condition_phi_branch,
1644 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1645 Change return type to t_bool. Use a parameter to limit the size of
1646 trees that are walked before stopping
1647 (analyze_evolution_in_loop): Initialize the limit to 0.
1648 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1649 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1651 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1654 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1655 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1657 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1659 * combine.c (make_extraction): Check for valid use of subreg.
1661 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1664 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1665 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1666 ("fist<mode>2_with_temp"): Use only register operands.
1668 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1670 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1671 CALL_INSN_FUNCTION_USAGE.
1673 2005-09-26 Richard Guenther <rguenther@suse.de>
1676 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1677 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1678 (ldst_entry): Use the hashtable instead of list-walking.
1679 (find_rtx_in_ldst): Likewise.
1680 (free_ldst_entry): Free the hashtable.
1681 (compute_ld_motion_mems): Create the hashtable.
1682 (trim_ld_motion_mems): Remove entry from hashtable if
1683 removing it from list.
1684 (compute_store_table): Likewise^2.
1685 (store_motion): Free hashtable in case we did not see
1688 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1690 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1691 and arg1 if we are passing them to fold_build2.
1693 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1696 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1699 2005-09-25 Richard Henderson <rth@redhat.com>
1701 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1702 SYMBOL_REF_TLS_MODEL to be correct.
1704 2005-09-24 Richard Henderson <rth@redhat.com>
1706 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1707 end of function. Reindent.
1709 2005-09-24 Ian Lance Taylor <ian@airs.com>
1711 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1712 NEGATE_EXPR/BIT_NOT_EXPR case.
1714 2005-09-24 Richard Henderson <rth@redhat.com>
1716 * c-common.c (handle_mode_attribute): When not modifying in place,
1717 create subtypes for enumerations.
1718 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1719 * gimplify.c (create_tmp_from_val): Likewise.
1721 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1723 * config/i386/i386.md (*tls_global_dynamic_64,
1724 *tls_local_dynamic_base_64): Add missing mode to call.
1725 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1727 2005-09-24 Jan Hubicka <jh@suse.cz>
1729 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1730 (cgraph_clone_node): Likewise.
1731 * cgraph.h (cgraph_clone_edge): Update prototype.
1732 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1733 duplicated prototypes; add updating argument.
1734 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1735 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1737 (cgraph_mark_inline_edge): Likewise.
1738 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1739 (cgraph_flatten_node): Likewise.
1740 (cgraph_decide_recursive_inlining): Likewise.
1741 (cgraph_decide_inlining_of_small_function): Likewise.
1742 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1744 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1745 Pete Steinmetz <steinmtz@us.ibm.com>
1747 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1748 (rldic.): Set type to "compare".
1750 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1751 mfjmpr for MFCTR/MFLR.
1752 (movdf_hardfloat64): Same.
1753 (movdf_softfloat64): Same. Correct order of store and move types.
1754 (movti_string): Set type to store_ux/load_ux.
1755 (load_multiple): Set type to load_ux.
1756 (store_multiple): Set type to store_ux.
1757 (movmemsi): Set type to store_ux.
1758 (output_cbranch direct_return): Set type to jmpreg.
1759 (stmw): Set type to store_ux.
1760 (lmw): Set type to load_ux.
1761 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1762 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1763 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1764 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1765 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1766 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1767 (rios1-fpstore): Increase latency to 3.
1768 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1769 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1771 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1772 Andrew Pinski <pinskia@physics.uc.edu>
1774 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1775 operand2 constraint to "b".
1776 (sync_<fetchop_name>di_internal): Same.
1777 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1779 (sync_old_<fetchop_name>di_internal): Same.
1780 (sync_new_<fetchop_name>si_internal): Same.
1781 (sync_new_<fetchop_name>di_internal): Same.
1783 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1786 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1787 case, define as macros.
1789 PR rtl-optimization/23837
1790 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1791 clobber / clobber match between dest and p->first.
1793 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1794 (no_conflict_move_test): Update comments.
1796 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1798 * doc/install.texi: Update URL for Jacks.
1799 * doc/sourcebuild.texi: Likewise.
1801 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1804 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1805 registers when choosing register preferences.
1806 (movdf_hardfloat64): Same.
1808 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1810 * expmed.c (expand_shift): Don't use the target of the rotate as
1811 target for the first expanded shift insn.
1812 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1814 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1816 PR tree-optimization/22438
1817 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1818 preserved iv rhs rewriting specially.
1820 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1822 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1823 estimate_only is true.
1824 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1825 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1826 tree-ssa-structalias.c
1827 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1828 ref_contains_indirect_ref.
1829 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1831 2005-09-21 DJ Delorie <dj@redhat.com>
1833 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1835 (mn10300_return_in_memory): Support variable size types also.
1836 (mn10300_pass_by_reference): Likewise.
1837 (mn10300_function_value): New.
1838 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1839 (FUNCTION_OUTGOING_VALUE): Likewise.
1840 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1841 * doc/invoke.texi: Document it.
1843 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1846 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1847 force integer op1 into register for XFmode compares.
1849 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1852 * expmed.c (alg_code): Add alg_impossible.
1853 (alg_hash_entry): Add cost.
1854 (synth_mult): Record alg_impossible in the hash table if
1855 multiplication by a given integer is impossble within the
1856 limit. Speed up using alg_impossible.
1858 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1860 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1861 argument. Allow and set any offset if needs_anyoffset is passed
1863 (get_constraint_for): Add argument here too.
1865 (do_structure_copy): Pass NULL to get_constraint_for.
1866 (handle_ptr_arith): Ditto.
1867 (find_func_aliases): Ditto.
1869 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1871 PR rtl-optimization/23898
1872 * output.h (get_attr_min_length): Declare.
1873 * final.c (get_attr_length_1): New function, broken out of:
1875 (get_attr_min_length): New function.
1876 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1877 (duplicate_computed_gotos): Likewise.
1878 * genattr.c (insn_min_length): Generate declaration.
1879 * genattrtab.c (min_fn, min_attr_value): New functions.
1880 (make_length_attrs): Generate insn_min_length.
1882 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1884 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1886 2005-09-20 Richard Henderson <rth@redhat.com>
1888 PR tree-optimization/24059
1889 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1892 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1894 * c.opt (fextended-identifiers): New.
1895 * c-opts.c (c_common_handle_option): Handle
1896 -fextended-identifiers.
1897 * doc/cpp.texi: Update documentation of extended identifiers.
1898 * doc/cppopts.texi (-fextended-identifiers): Document.
1900 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1902 PR tree-optimization/23929
1903 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1906 PR tree-optimization/23818
1907 * tree-stdarg.c (execute_optimize_stdarg): Call
1908 calculate_dominance_info.
1910 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1912 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1913 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1914 (compute_overlap_steps_for_affine_1_2): Use
1915 get_number_of_iters_for_loop.
1916 (analyze_subscript_affine_affine): Check whether difference is
1918 Use get_number_of_iters_for_loop.
1919 Check whether overlap occurs outside of bounds.
1920 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1922 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1924 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1925 base register if possible.
1927 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1929 PR tree-optimization/18463
1930 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1931 converting it directly is not possible.
1932 (chrec_convert_aggressive): New function.
1933 * tree-chrec.h (chrec_convert_aggressive): Declare.
1934 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1935 Fold chrec conversions aggressively if asked to.
1936 (instantiate_parameters): Modified because of changes in
1937 instantiate_parameters_1.
1939 2005-09-19 Richard Henderson <rth@redhat.com>
1941 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1942 (reduc_splus_v2df): New.
1944 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1946 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1947 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1949 2005-09-19 Richard Henderson <rth@redhat.com>
1951 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1954 2005-09-19 Richard Henderson <rth@redhat.com>
1956 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1957 (ia64_expand_dot_prod_v8qi): New.
1958 * config/ia64/ia64-protos.h: Update.
1959 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1960 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1961 sdot_prodv8qi, sdot_prodv4hi): New.
1962 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1964 2005-09-19 Richard Henderson <rth@redhat.com>
1967 * real.c (exact_real_truncate): Return false if the format cannot
1968 represent the number as a normal.
1970 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1971 for a memory source.
1973 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1975 * tree-ssa-operands.c (swap_tree_operands): Export.
1976 * tree.h (swap_tree_operands): Declare.
1977 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1978 Call swap_tree_operands.
1980 2005-09-19 Richard Henderson <rth@redhat.com>
1982 * tree-flow.h (merge_alias_info): Declare.
1983 * tree-ssa-copy.c (merge_alias_info): Export.
1984 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1985 (vect_create_data_ref_ptr): Use create_iv directly.
1986 (vectorizable_load): Use correct types for integer constants.
1987 (vect_generate_tmps_on_preheader): Likewise.
1988 (vect_gen_niters_for_prolog_loop): Likewise.
1990 2005-09-19 Steven Bosscher <stevenb@suse.de>
1992 PR rtl-optimization/23943
1993 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1995 2005-09-18 Jan Hubicka <jh@suse.cz>
1997 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1999 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2001 * varasm.c (output_constant): Do not abort on conversions to union
2002 types between different sizes.
2004 2005-09-18 Richard Guenther <rguenther@suse.de>
2007 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2010 2005-09-18 Paul Brook <paul@codesourcery.com>
2012 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2014 2005-09-17 Richard Henderson <rth@redhat.com>
2016 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2017 * tree-ssa-loop.c (pass_vect_dce): Remove.
2018 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2021 2005-09-17 Richard Henderson <rth@redhat.com>
2023 * tree-pass.h (pass_vect_dce): Declare.
2024 * passes.c (init_optimization_passes): Add it.
2025 * tree-flow.h (tree_ssa_dce): Declare.
2026 * tree-ssa-dce.c (tree_ssa_dce): Export.
2027 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2028 (gate_tree_vectorize): ... here.
2029 (pass_vect_dce): New.
2031 2005-09-17 Jan Hubicka <jh@suse.cz>
2033 * except.c (struct eh_status): Turn region_array into vec.
2034 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2035 convert_from_eh_region_ranges, find_exception_handler_labels,
2036 current_function_has_exception_handlers, assign_filter_values,
2037 build_post_landing_pads, dw2_build_landing_pads,
2038 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2039 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2040 foreach_reachable_handler, can_throw_internal_1,
2041 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2043 (duplicate_eh_region_1): Update region_array.
2044 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2046 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2049 * expmed.c (expand_mult): Substitute simple register for op0 when
2052 2005-09-17 Richard Henderson <rth@redhat.com>
2054 * expr.c (emit_move_via_integer): Add force argument, pass it on
2055 to emit_move_change_mode. Update callers.
2056 (emit_move_complex): Pass true to new force argument.
2057 * function.c (expand_function_end): Move expand_eh_return call
2058 earlier. Merge sub-word complex values into a pseudo before
2059 copying to the return hard register.
2061 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2063 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2064 between different sizes.
2066 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2070 * passes.c (init_optimization_passes): Register dump files for
2073 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2075 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2076 * config/s390/s390.c (s390_overlap_p): New function.
2077 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2078 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2081 2005-09-16 Richard Guenther <rguenther@suse.de>
2083 * ipa-pure-const.c (static_execute): Free auxiliar information.
2084 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2085 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2087 2005-09-15 DJ Delorie <dj@redhat.com>
2089 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2091 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2093 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2095 (swap_commutative_operands_with_target): New.
2097 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2099 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2102 (estimate_iters_using_array): New function.
2103 * tree-data-ref.h (estimate_iters_using_array): Prototype
2104 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2105 Use estimate_iters_using_array instead of analyze_array.
2107 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2109 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2112 2005-09-15 Michael Matz <matz@suse.de>
2114 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2116 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2118 PR tree-optimization/23835
2119 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2120 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2122 2005-09-14 Richard Henderson <rth@redhat.com>
2124 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2125 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2127 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2129 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2130 in the ARRAY_TYPE case.
2132 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2134 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2136 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2139 * tree-vect-transform.c (vectorizable_operation): Return false for
2140 scalar shift operations and for vector shift operations with
2141 non-invariant shift arguments. Use scalar tree operand op1 as
2142 a shift operand when vector shift insn pattern uses scalar shift
2144 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2146 2005-09-14 Olivier Hainque <hainque@adacore.com>
2148 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2149 value if it has side-effects.
2151 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2154 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2156 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2158 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2159 passed as NAME as if it were label at start of function code.
2161 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2163 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2166 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2168 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2169 as early clobber. Rewrite so the PIC register is not implicitly used.
2171 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2173 * tree.c (annotate_with_file_line): Compare line numbers before
2176 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2179 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2180 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2182 2005-09-13 Ian Lance Taylor <ian@airs.com>
2184 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2185 than a HOST_WIDEST_INT to gen_doloop_begin.
2187 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2189 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2191 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2193 PR tree-optimize/23817
2194 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2196 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2199 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2200 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2201 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2202 (restore_stack_nonlocal): Likewise.
2203 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2205 2005-09-12 Ian Lance Taylor <ian@airs.com>
2208 * c.opt (ffriend-injection): New C++ option.
2209 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2210 (C++ Dialect Options): Document -ffriend-injection.
2212 2005-09-12 Josh Conner <jconner@apple.com>
2215 * ipa-reference.c (static_execute): Don't mark variables in
2216 named sections TREE_READONLY.
2218 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2220 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2223 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2225 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2226 V_MUST_DEF instead of just the first_use_p.
2227 Don't mark the virtual variables for renaming on the statement which
2229 (pass_dse): Remove TODO_update_ssa.
2231 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2234 * stor-layout.c (compute_record_mode): For records with a single
2235 field, actually check the field's mode size against the type size.
2237 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2238 registers for TARGET_SHMEDIA.
2239 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2240 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2241 of GENERAL_REGS and FP_REGS.
2243 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2245 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2247 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2249 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2250 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2251 are omitted. Exclude stack_tie insn too.
2253 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2255 PR rtl-optimization/23098
2256 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2258 * config/rs6000/rs6000.md (movdf splitter): Use
2259 const_double_operand predicate for TARGET_POWERPC64.
2260 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2261 SYMBOL_REF method to ABI_V4.
2263 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2264 replace_equiv_address.
2265 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2266 rs6000_sr_alias_set and MEM_NOTRAP.
2267 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2269 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2271 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2272 handle CALL_EXPR again.
2274 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2276 * arm/predicates.md (alignable_memory_operand): Delete.
2278 2005-09-10 Richard Henderson <rth@redhat.com>
2281 * dbxout.c (dbxout_expand_expr): New.
2282 (dbxout_symbol): Use it.
2284 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2286 * arm.c (arm_gen_rotated_half_load): Delete.
2287 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2288 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2289 (thumb_set_return_address): Likewise.
2290 (thumb_load_double_from_address): Use adjust_address.
2291 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2292 (extendhsisi2_mem, movhi_bytes): Use change_address.
2293 (movhi): Use widen_memory_access.
2294 (reload_out_df): Use replace_equiv_address.
2295 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2297 2005-09-09 Richard Henderson <rth@redhat.com>
2300 * dbxout.c: Include expr.h.
2301 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2302 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2303 * Makefile.in (dbxout.o): Add EXPR_H.
2305 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2307 PR tree-optimization/23509
2308 * tree-cfg.c (replace_uses_by): Use replace_exp.
2309 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2310 pointers have name_mem_tag or type_mem_tag set.
2312 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2314 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2315 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2316 of wrongly accessing operands.
2318 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2320 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2321 * tree-chrec.c: Include tree-scalar-evolution.h.
2322 (chrec_convert): Instantiate the base and step before calling
2323 scev_probably_wraps_p that would fail on parametric evolutions.
2324 Collect all the fails into a single section failed_to_convert,
2325 print a diagnostic, and return chrec_dont_know instead of calling
2327 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2328 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2330 (scev_const_prop): Don't replace the definition of a loop closed ssa
2331 phi node by itself, or by another loop closed ssa phi node.
2332 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2333 that base and step are defined.
2335 2005-09-09 Richard Guenther <rguenther@suse.de>
2338 * fold-const.c (fold_ternary): Check truth_value_p before
2339 calling invert_truthvalue.
2341 2005-09-09 Nick Clifton <nickc@redhat.com>
2343 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2344 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2345 dimension of these arrays.
2346 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2348 * longlong.h: Only provide a prototype for the __clz_tab[] array
2349 if this header has not been included from libgcc2.h.
2350 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2352 Provide prototypes for exported functions.
2353 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2356 2005-09-08 Josh Conner <jconner@apple.com>
2360 * expr.c (expand_expr_addr_expr_1): Don't invoke
2361 expand_simple_binop for EXPAND_INITIALIZER.
2363 2005-09-08 Richard Henderson <rth@redhat.com>
2366 * toplev.c (wrapup_global_declaration_1): Split out ...
2367 (wrapup_global_declaration_2): ... from ...
2368 (wrapup_global_declarations): ... here. Return bool.
2369 (check_global_declaration_1): Split out ...
2370 (check_global_declarations): from here.
2371 (emit_debug_global_declarations): New.
2372 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2373 check_global_declaration_1, emit_debug_global_declarations): Declare.
2374 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2375 of decls. Call wrapup_global_declaration_1,
2376 wrapup_global_declaration_2, check_global_declaration_1 directly.
2377 (c_write_global_declarations_2): New.
2379 (c_write_global_declarations): Call c_write_global_declarations_2.
2380 * langhooks.c (write_global_declarations): Call
2381 emit_debug_global_declarations.
2383 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2384 remove decls that have DECL_RTL_SET_P.
2385 * passes.c (rest_of_decl_compilation): Invoke
2386 cgraph_varpool_finalize_decl for all but functions.
2388 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2390 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2391 the result of a conversion if the new min and max cannot be compared.
2393 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2395 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2396 (override_options): Setting s390_sr_alias_set removed.
2397 (save_fpr, save_gprs): Set alias set to vararg or frame.
2398 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2399 s390_sr_alias_set with get_frame_alias_set ().
2400 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2401 get_varargs_alias_set ().
2403 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2407 * c-parser.c (c_parser_objc_method_definition): If the next
2408 token is not "{", error out and don't start the function.
2410 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2412 * tree-vrp.c (extract_range_from_expr): Move the check for non
2413 nullness after the check for gimple invariant.
2415 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2417 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2419 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2422 * config/m32r.md (movmemsi_internal): Canonicalize order of
2423 operands in PLUS component of template.
2425 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2427 * reload1.c (fixup_eh_region_note): Remove assertion.
2428 (fixup_abnormal_edges): Reverted removal of call to
2429 find_many_sub_basic_blocks made on 2005-08-31.
2431 2005-09-07 Richard Henderson <rth@redhat.com>
2433 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2434 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2435 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2436 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2437 rearrange for better packing.
2438 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2439 (lookup_cfa_1): Remove inline marker.
2440 (cfa_equal_p): Split out of ...
2441 (def_cfa_1): ... here. Use INVALID_REGNUM.
2442 (build_cfa_loc): Handle !cfa->indirect.
2443 (frame_pointer_cfa_offset): New.
2444 (dbx_reg_number): Assert register elimination performed; do
2445 leaf register remapping.
2446 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2447 (eliminate_reg_to_offset): New.
2448 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2449 for verifiably local stack frame addresses; re-base to CFA.
2450 (mem_loc_descriptor): Remove can_use_fbreg argument.
2451 (concat_loc_descriptor, loc_descriptor): Likewise.
2452 (containing_function_has_frame_base): Remove.
2453 (rtl_for_decl_location): Don't do register elimination or
2454 leaf register remapping here.
2455 (secname_for_decl): Split out from ..
2456 (add_location_or_const_value_attribute): ... here.
2457 (convert_cfa_to_loc_list): New.
2458 (compute_frame_pointer_to_cfa_displacement): New.
2459 (gen_subprogram_die): Use them.
2460 * tree.h (frame_base_decl): Remove.
2461 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2462 (prologue_stack_adjust): Remove.
2463 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2464 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2465 (set_frame_base_location): Remove.
2466 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2467 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2468 (vt_add_function_parameters): Don't eliminate_regs.
2469 (vt_initialize): Don't create frame_base_decl.
2471 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2473 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2474 version of GNU binutils for 4.x and later.
2476 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2478 * ggc-page.c (ggc_push_context): Remove.
2479 (ggc_pop_context): Likewise.
2480 * ggc.h (ggc_push_context): Remove.
2481 (ggc_pop_context): Likewise.
2483 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2486 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2487 returning from an interrupt handler.
2489 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2492 * config/arc/arc.c (output_shift): Add check for loop count when
2495 2005-09-06 Steven Bosscher <stevenb@suse.de>
2497 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2499 (abs_replacement): Likewise.
2500 (pass_phiopt): Remove TODO_update_ssa.
2502 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2505 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2506 if "return with no value, in function returning non-void" warning
2508 * tree-cfg.c (execute_warn_function_return): Don't look at
2509 RETURN_EXPRs with TREE_NO_WARNING set.
2512 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2513 for internal functions doesn't use registers used by global registers
2514 variables. Use fewer register parameters if there are global register
2517 2005-09-06 Olivier Hainque <hainque@adacore.com>
2518 Eric Botcazou <ebotcazou@adacore.com>
2521 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2522 when we would be extracting outside its bit span (bitpos+bitsize
2523 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2524 Ada unchecked conversions.
2526 2005-09-06 Steven Bosscher <stevenb@suse.de>
2528 * tree-ssa-pre.c (try_look_through_load): New function.
2529 (compute_avail): Use it to try to look through loads for some
2530 more useful expressions.
2532 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2534 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2535 condition for detecting cases like (a&a) and (a^a).
2537 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2539 * common.opt: Add option ftree-vect-loop-version.
2540 * params.def: Add --param vect-max-version-checks.
2541 * doc/invoke.texi: Document ftree-vect-loop-version and
2542 --param vect-max-version-checks.
2543 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2544 may_misalign_stmts and defines for accessors.
2545 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2546 LOOP_VINFO_MAY_MISALIGN_STMTS.
2547 (destroy_loop_vec_info): VEC_free for
2548 LOOP_VINFO_MAY_MISALIGN_STMTS.
2549 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2550 Update documentation.
2551 (vect_update_misalignment_for_peel): New.
2552 (vect_enhance_data_refs_alignment): Update to choose loop
2553 peeling or loop versioning if appropriate for the (potentially)
2554 unaligned data references in the loop.
2555 (vect_analyze_data_refs_alignment): Remove call to
2556 vect_enhance_data_refs_alignment so the checks can be done
2558 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2559 and move up call to vect_analyze_data_refs_alignment.
2560 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2561 (vect_transform_loop): Add call to loop_version.
2563 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2565 PR rtl-optimization/23098
2566 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2567 * simplify-rtx.c (constant_pool_reference_p): New function.
2568 * rtl.h (constant_pool_reference_p): New prototype.
2569 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2570 constant_pool_reference_p in condition and
2571 avoid_constant_pool_reference in preparation statements.
2573 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2575 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2576 STRICT_LOW_PART SETs.
2578 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2581 * except.c (sjlj_emit_function_enter): Find the function begin
2582 note even when it's not in first basic block.
2584 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2586 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2587 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2588 * aclocal.m4: Regenerate.
2590 2005-09-05 DJ Delorie <dj@redhat.com>
2592 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2595 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2597 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2598 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2599 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2600 Follow spelling conventions.
2601 * doc/invoke.texi: Follow spelling conventions.
2603 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2605 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2606 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2607 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2609 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2612 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2613 (output_stack_adjust): Use gen_tmp_stack_mem.
2614 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2615 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2616 (sh_get_pr_initial_val): Likewise.
2617 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2618 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2619 * sh.md (divsi_inv_m0): Use gen_const_mem.
2620 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2621 (movdf_i4+1): Use gen_tmp_stack_mem.
2622 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2623 (fpu_switch+2): Likewise.
2624 (movv4sf_i, movv16sf_i): Use adjust_address.
2625 (symGOT_load): Set MEM_NOTRAP_P bit.
2627 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2630 * pa.c (emit_move_sequence): Fix typo in last change.
2632 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2634 PR rtl-optimization/23454
2635 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2638 2005-09-03 Richard Henderson <rth@redhat.com>
2639 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2642 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2645 2005-09-02 Nicolas Pitre <nico@cam.org>
2647 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2648 to bit_count to 32 bits.
2650 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2653 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2654 generating synthetic loads from volatile lvalues.
2656 005-09-02 Nick Clifton <nickc@redhat.com>
2658 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2659 __ctzhi2, __clzhi2): New functions.
2661 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2664 * tree-nested.c (struct var_map_elt): Mark with GTY.
2665 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2667 (lookup_field_for_decl): Allocate new element in GC memory.
2668 (lookup_tramp_for_decl): Likewise.
2669 (convert_nl_goto_reference): Likewise
2670 (create_nesting_tree): Allocate info in GC memory. Likewise for
2672 (free_nesting_tree): Free with ggc_free instead of free.
2673 (root): New static variable.
2674 (lower_nested_functions): Remove root as local variable. And zero out
2675 root at the end of the function.
2677 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2679 PR rtl-optimization/20365
2680 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2681 to short. New member ix.
2682 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2683 (simplify_plus_minus): Initialize ix members before calling qsort.
2685 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2687 PR tree-optimization/23626
2688 * tree-cfg.c (replace_uses_by): Clean up eh info.
2690 2005-09-01 DJ Delorie <dj@redhat.com>
2692 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2695 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2697 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2698 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2701 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2703 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2704 do not issue warning for a variable definition following
2707 2005-09-01 Richard Henderson <rth@redhat.com>
2710 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2711 conversion to CONST_VECTOR.
2713 2005-09-01 Richard Henderson <rth@redhat.com>
2716 * reload1.c (reload_as_needed): Check !CALL_P before calling
2717 fixup_eh_region_note.
2718 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2720 2005-09-01 DJ Delorie <dj@redhat.com>
2722 * varasm.c (output_constant): Let the target resolve
2723 conversions of addresses to non-default pointer sizes.
2725 2005-09-01 Nicolas Pitre <nico@cam.org>
2727 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2728 to alow matching ARM pre-indexed addressing mode.
2729 (arm_override_options): Remove now irrelevant comment.
2731 2005-09-01 Phil Edwards <phil@codesourcery.com>
2733 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2734 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2735 * config/i386/vxworks.h: Likewise.
2736 * config/i386/t-vxworksae: New file, for VxWorks AE.
2737 * config/i386/vxworksae.h: Likewise.
2739 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2741 PR tree-optimization/23410
2742 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2743 sequence is not wrapping during the first step.
2745 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2748 * dwarf2out.c (base_type_die): Compare char_type_node with
2749 TYPE_MAIN_VARIANT (type), not type.
2751 2005-09-01 Richard Guenther <rguenther@suse.de>
2753 PR tree-optimization/15366
2754 * common.opt: Add -finline-functions-called-once.
2755 Put -fearly-inlining in alphabetically ordered place.
2756 * doc/invoke.texi: Document new option.
2757 * ipa-inline.c (cgraph_decide_inlining): Honour
2758 flag_inline_functions_called_once.
2760 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2762 PR rtl-optimization/23478
2763 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2764 (alloc_qty): Initialize it.
2765 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2766 (combine_regs): Combine also n_throwing_calls_crossed fields.
2767 (find_free_reg): Don't attempt to caller-save pseudos crossing
2768 calls that might throw.
2769 * global.c (struct allocno): Add throwing_calls_crossed field.
2770 (global_alloc): Revert 2005-08-22 change. Initialize
2771 throwing_calls_crossed.
2772 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2775 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2778 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2779 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2780 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2781 (and64_2_operand): Tweak to use predicate.
2782 (and_operand): Adjust for mask_operand changes.
2783 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2784 (print_operand): Likewise.
2785 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2786 (mask64_1or2_operand): Delete.
2787 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2788 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2789 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2790 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2791 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2792 (rotldi3_internal4): Likewise.
2793 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2794 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2795 (ashldi3_internal7): Likewise.
2796 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2797 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2798 (anddi3 split): Don't match mask64_operand.
2799 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2800 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2801 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2802 't' splitter predicate.
2803 (movdi_internal64 + 2): Revert 2005-06-11 change.
2805 2005-08-31 DJ Delorie <dj@redhat.com>
2807 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2808 (m32c_asm_integer): Add support for 32 bit pointers.
2810 2005-08-31 Richard Henderson <rth@redhat.com>
2812 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2813 component-like references for setting MEM_NOTRAP_P.
2815 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2816 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2818 2005-08-31 Richard Henderson <rth@redhat.com>
2820 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2821 into a pseudo before applying gen_lowpart.
2823 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2825 * doc/install.texi (Specific): Update cctools version required
2826 for full functionality.
2827 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2828 linkers as -macosx_version_min.
2830 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2833 * sh.c (print_operand, %R and %S): Add handling of floating point
2834 registers, memory, constants and invalid operands.
2836 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2838 * ipa-pure-const.c: Change dump name.
2840 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2843 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2844 to "reg_or_0_operand".
2845 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2847 2005-08-31 Dale Johannesen <dalej@apple.com>
2849 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2850 loops that count down.
2852 2005-08-31 Richard Henderson <rth@redhat.com>
2855 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2856 (fixup_eh_region_note): New.
2857 (reload_as_needed): Call it.
2858 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2859 don't call find_many_sub_basic_blocks; call verify_flow_info.
2860 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2861 (keep_stack_depressed): Likewise.
2862 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2864 2005-08-31 Richard Henderson <rth@redhat.com>
2866 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2869 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2871 * expr.c (expand_expr_real_1): Compare size of address
2872 mode to target's address mode size in deciding expansion of
2873 the constant address.
2875 2005-08-31 Richard Guenther <rguenther@suse.de>
2878 * expr.c (all_zeros_p): New function.
2879 (expand_expr_real_1): Handle the case of an all-zero
2880 non-addressable constructor separately.
2882 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2884 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2885 arguments, adjust all callers.
2886 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2888 2005-08-30 Richard Henderson <rth@redhat.com>
2891 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2892 whenever the mode sizes match.
2894 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2896 * calls.c (load_register_parameters): Fix comment typo.
2897 * expr.c (emit_push_insn): Comment formatting.
2899 2005-08-30 Ian Lance Taylor <ian@airs.com>
2901 * config/i386/x-cygwin (host-cygwin): Change dependency from
2902 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2904 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2906 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2909 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2912 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2913 call to ggc_collect.
2915 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2918 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2919 beginning. Remove $(INCLUDES) from all the rules, if following
2920 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2922 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2925 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2926 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2927 not constant, but maxlen is, don't set len to maxlen, rather
2928 set maxlen to len if len is a constant.
2930 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2932 PR tree-optimization/23475
2933 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2936 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2938 Fix PR middle-end/22455
2940 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2941 Checksum only the parts of the tree that exist for the tree code.
2943 2005-08-28 Dale Johannesen <dalej@apple.com>
2945 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2947 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2949 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2951 2005-08-28 Richard Henderson <rth@redhat.com>
2953 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2954 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2957 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2960 * builtins.c (get_memory_rtx): Don't strip nops
2961 in between COMPONENT_REFs.
2963 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2966 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2968 (gimplify_modify_expr): Check for zero sized types and gimplify the
2969 rhs and lhs as statements.
2971 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2974 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2975 state for return address column of signal frames.
2977 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2980 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2981 bytes >= 2 not bytes == 2.
2982 (expand_block_move): Same.
2984 2005-08-27 Richard Guenther <rguenther@suse.de>
2987 * config/i386/sse.md (sse2_movsd): Add missing closing
2990 2005-08-27 Paul Brook <paul@codesourcery.com>
2992 * genrecog.c (enum decision_type): Add DT_num_insns.
2993 (struct decision_test): Add u.num_insns.
2994 (add_to_sequence): Add DT_num_insns test.
2995 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2996 (write_cond, debug_decision_2): Ditto.
2997 (change_state): Assume peep2_next_insn never fails.
2998 Remove "afterward" argument.
2999 (write afterward, write_tree): Update to match.
3000 * recog.c (peep2_current_count): New variable.
3001 (peep2_next_insn): Check it.
3002 (peephole2_optimize): Set peep2_current_count.
3003 * recog.h (peep2_current_count): Declare.
3005 2005-08-26 Josh Conner <jconner@apple.com>
3008 * ipa-pure-const.c (check_tree): Check for volatile-ness
3009 when considering a dereference.
3011 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3013 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3015 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3017 PR rtl-optimization/23561
3018 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3019 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3020 at most LEN bytes long memory fits into the field.
3021 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3022 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3023 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3025 2005-08-26 Richard Henderson <rth@redhat.com>
3028 * loop.c (biased_biv_may_wrap_p): New.
3029 (maybe_eliminate_biv_1): Use it to suppress non-equality
3030 comparison transformations. Delete disabled code.
3032 2005-08-26 Ian Lance Taylor <ian@airs.com>
3034 * combine.c (make_extraction): Avoid reference outside object.
3036 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3038 * stor-layout.c (finalize_type_size): Restore behaviour for
3039 non-aggregate types to the status quo ante of the patch for
3040 pr 23467. Document why it matters.
3042 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3045 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3046 array by one element, initialize the BT_LAST element with NULL.
3048 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3050 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3051 optimizing for size.
3053 (compare_plus_eqsi): Same.
3054 (plus_eqsi_compare): Same.
3055 (neg_eq0<mode>): Same.
3056 (neg_eq<mode>): Same.
3058 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3061 2005-08-26 Nick Clifton <nickc@redhat.com>
3063 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3064 TARGET_EP is not defined.
3065 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3066 TARGET_EP is enabled.
3067 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3068 * config/v850/v850.md (save_all_interrupt): Only use the EP
3069 register if TARGET_EP is defined.
3070 (restore_all_interrupt): Likewise.
3071 * config/v850/lib1funcs.asm: Update functions so that the EP
3072 register is only used if __EP__ is defined.
3074 2005-08-26 David Ung <davidu@mips.com>
3076 * config/mips/mips.c (mips_expand_prologue): Handle case when
3077 generating for MIPS16 and the outgoing argument area is more than
3078 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3081 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3083 * config/crx/crx.md: Make doloop_end pattern usage controllable
3084 via mloop-nesting=<max-nesting> command line switch. Make sure
3085 the combiner cannot use doloop_end_<mode> in an illegal way.
3086 * config/crx/crx.c: Use regs up to r6 for argument passing.
3087 Refine crx_address_cost (non cst4 displacements are expensive).
3088 * config/crx/crx.opt: Add switch for mloop-nesting=.
3090 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3092 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3093 (UNSPEC_MVST): New constant.
3095 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3097 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3098 Reject operands containing eliminable registers.
3099 * testsuite/gcc.dg/20050825-1.c: New testcase.
3101 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3102 Jan Hubicka <jh@suse.cz>
3104 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3106 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3108 PR tree-optimization/23546
3109 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3112 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3114 * params.def (PARAM_MIN_SPEC_PROB): New.
3115 * sched-rgn.c (MIN_PROBABILITY): Delete.
3116 (compute_trg_info): Convert to PARAM_VALUE.
3117 * doc/invoke.texi (param): Document min-spec-prob.
3119 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3121 * config/darwin.h: define __PIC__
3122 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3123 TARGET_OS_CPP_BUILTINS macro.
3125 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3127 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3130 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3132 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3134 * cfghooks.c (duplicate_block): Added position where to place
3135 new block as argument.
3136 * cfghooks.h (duplicate_block): Declaration changed.
3137 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3139 * cfglayout.h (copy_bbs): Declaration changed.
3140 * cfgloop.h (loop_version): Declaration changed.
3141 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3142 position to copy_bbs.
3143 (loop_version): Pass position to duplicate_loop_to_header_edge.
3144 Add place_after argument and position new blocks according to
3146 * modulo-sched.c (sms_schedule): Pass place_after argument
3148 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3149 * tree-cfg.c (split_edge_bb_loc): New function.
3150 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3151 to determine position of new blocks.
3152 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3154 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3155 argument to duplicate_block.
3156 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3157 Pass position to copy_bbs.
3159 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3161 * fold-const.c (ptr_difference_const): Use
3162 cst_and_fits_in_hwi instead of host_integerp.
3164 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3166 * config/darwin.c (gen_pic_offset): New.
3167 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3170 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3172 PR tree-optimization/23486
3173 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3175 2005-08-23 Phil Edwards <phil@codesourcery.com>
3177 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3178 remove use_collect2.
3179 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3181 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3182 configuration files to override the default value.
3184 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3185 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3186 * config/vx-common.h: New file, split out from...
3187 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3188 * config/vxworksae.h: New file, for VxWorks AE.
3189 * config/vxworks.opt: New file.
3190 * config/vxlib.c: Update for VxWorks 6.
3192 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3193 other MULTILIB_* variables appropriately.
3194 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3195 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3196 * config/rs6000/vxworks.h: Update for VxWorks 6.
3197 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3199 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3202 * config/darwin.c (machopic_select_section): Remove the hack to
3203 mark "::operator new" and "::operator delete" for coalescing
3204 even though they are not weak.
3206 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3208 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3209 * configure: Regenerate.
3211 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3214 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3216 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3217 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3220 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3222 * config/rs6000/predicates.md (equality_operator): New.
3223 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3224 comparison with a large constant.
3226 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3228 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3230 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3232 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3233 registers is even, and we have a hardware double precision fp,
3235 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3236 size of current argument when checking if argument was passed in
3239 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3242 * stor-layout.c (finalize_type_size): Dont override
3243 existing alignment with a smaller alignment from the mode.
3245 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3247 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3248 * lambda.h (lambda_vector_lexico_pos): ... here.
3249 * tree-data-ref.c (build_classic_dist_vector): Return false when
3250 the distance vector is lexicographically negative.
3252 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3254 PR tree-optimization/23511
3255 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3256 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3258 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3260 PR tree-optimization/22043
3261 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3262 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3263 If ALLOW_FLEXARR, handle types ending with flexible array member.
3264 Pass false as second argument to recursive count_type_elements calls.
3265 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3266 argument to count_type_elements call.
3267 * tree-sra.c (decide_block_copy): Likewise.
3268 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3269 for a constant-sized object, set cleared as well. Pass true as
3270 second argument to count_type_elements call.
3272 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3275 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3276 from legitimate_small_data_p, and make global. Update use.
3277 Remove forward declaration.
3278 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3280 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3282 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3284 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3285 of scratch intermediates.
3286 (eq<mode>_compare): Same.
3287 (neg_eq0<mode>): New.
3288 (neg_eq<mode>): Convert to define_insn_and_split.
3290 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3293 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3294 stdarg functions, set/clear the fp marker even when no variable
3296 * config/rs6000/sysv4.opt (mprototype): Describe.
3298 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3300 PR rtl-optimization/23478
3301 * regs.h (reg_info): Add throw_calls_crossed.
3302 (REG_N_THROWING_CALLS_CROSSED): Define.
3303 * flow.c (allocate_reg_life_data): Initialize
3304 REG_N_THROWING_CALLS_CROSSED.
3305 (propagate_one_insn, attempt_auto_inc): Update
3306 REG_N_THROWING_CALLS_CROSSED.
3307 * global.c (global_alloc): Don't allocate pseudos across
3308 calls that may throw.
3310 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3313 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3314 value is inbetween the range if we did not find an exact match.
3316 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3318 * doc/invoke.texi (Option Summary): Add ms1 options.
3319 * doc/extend.texi: Document interrupt handler attribute for ms1.
3320 * doc/md.texi: Document ms1 constraints.
3321 * config.gcc: Add ms1-*-elf.
3322 * config/ms1/ms1.h: New.
3323 * config/ms1/ms1.c: New.
3324 * config/ms1/ms1.md: New.
3325 * config/ms1/ms1-protos.h: New.
3326 * config/ms1/ABI.txt: New.
3327 * config/ms1/crti.asm: New.
3328 * config/ms1/crtn.asm: New.
3329 * config/ms1/lib2extra-funcs.c: New.
3330 * config/ms1/t-ms1: New.
3331 * config/ms1/ms1.opt: New.
3333 2005-08-22 Ira Rosen <irar@il.ibm.com>
3335 * config/rs6000/altivec.md (xorv4sf3): New.
3336 (negv4sf2, neg<mode>2): Likewise.
3338 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3341 * config/ia64/ia64.md (divsi3): Check divide by zero.
3342 (udivsi3): Likewise.
3344 (udivdi3): Likewise.
3346 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3348 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3349 up to elem_bitsize bits, not max_bitsize.
3351 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3353 PR tree-optimization/23433
3354 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3355 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3357 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3359 PR tree-optimization/23434
3360 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3361 the iteration bound is not an INTEGER_CST.
3363 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3365 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3366 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3367 NULL if need_epilog_adjust is false.
3368 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3369 Case 3 always peels first itration, not just for PLUS case, and no need
3370 to use scalar_initial_def here. Create an epilog adjustment only if
3371 scalar_initial_def is not NULL.
3373 (vectorizable_reduction): Remove assert.
3375 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3378 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3379 (__moddi3): Likewise.
3380 (__udivdi3): Likewise.
3381 (__umoddi3): Likewise.
3382 (__divsi3): Likewise.
3383 (__modsi3): Likewise.
3384 (__udivsi3): Likewise.
3385 (__umodsi3): Likewise.
3387 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3389 * tree-pass.h (TDF_GRAPH): Define.
3390 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3391 * passes.c (finish_optimization_passes): Only call
3392 finish_graph_dump_file if TDF_GRAPH is set.
3393 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3394 NULL. Set TDF_GRAPH bit.
3395 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3397 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3399 * arm.h (arm_stack_offsets): Add locals_base field.
3400 * arm.c (arm_get_frame_offsets): Compute it.
3401 (thumb_compute_initial_elimination offset): Make the Thumb frame
3402 pointer point to the base of the local variables.
3403 (thumb_expand_prologue): Update accordingly.
3404 (thumb_expand_epilogue): Likewise.
3406 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3407 mode of clobbered scratch to DImode. Handle a case that's known to
3410 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3412 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3413 (gt0<mode>_compare): Delete.
3414 (neg_gt0<mode>): Delete.
3416 2005-08-19 Eric Christopher <echristo@apple.com>
3418 * optabs.h: Change CTI_ to COI_.
3421 2005-08-19 James E Wilson <wilson@specifix.com>
3423 * builtins.c (expand_builtin_return_addr): Set
3424 current_function_accesses_prior_frames when count != 0. Use
3425 frame_pointer_rtx when count == 0.
3426 * function.h (struct function): Add accesses_prior_frames field.
3427 (current_function_accesses_prior_frames): Define.
3428 * reload1.c (init_elim_table): Check
3429 current_function_accesses_prior_frames.
3430 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3432 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3434 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3435 indicator. Return true if the flowgraph changed during
3438 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3441 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3442 conditional expression before testing its value.
3444 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3446 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3448 2005-08-19 Devang Patel <dpatel@apple.com>
3450 PR tree-optimization/23048
3451 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3452 third parameter. Check whether latch is dominated by exit
3454 (if_convertible_loop_p): Supply exit block itself to
3455 if_convertible_bb_p.
3457 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3460 * arm.md (arm_load_pic_register): Change argument to the mask of
3461 saved registers. Call thumb_find_work_register if we need a
3462 scratch register on Thumb.
3463 (arm_expand_prologue): Pass empty register set to
3464 arm_load_pic_register.
3465 (thumb_expand_prologue): Pass live_regs_mask directly to
3466 arm_load_pic_register.
3467 * arm-protos.h (arm_load_pic_register): Update prototype.
3469 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3471 * sh.c (find_sole_member): New function.
3472 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3473 if the record's alignment is larger than the size of its only member.
3475 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3478 * arm.c (thumb_legitimize_reload_address): New function.
3479 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3480 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3482 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3484 * config/crx/crx.c: Implement crx_decompose_address. Reject
3485 symbolic displacements since CRX register relative adressing
3486 mode can't handle unsigned 32-bit values as displacements.
3487 * config/crx/crx.h: Simplify definitions, remove redundant
3488 parenthesis and obsolete macros.
3489 * config/crx/crx.opt: Add new switch for debugging addresses.
3490 * config/crx/crx-protos.h: Add new declarations for above.
3492 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3495 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3498 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3500 * collect2.c (dup2): Delete.
3501 * configure.ac: Don't check for dup2.
3503 * config.in, configure: Regenerate.
3505 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3507 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3508 record with the type of its only member.
3510 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3512 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3513 define_insn_and_split.
3514 (plus_ltu<mode>_compare): Same.
3515 (gtu<mode>_compare): Same.
3516 (plus_gtu<mode>_compare): Same.
3518 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3520 PR tree-optimization/22228
3521 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3523 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3524 are recorded in vect_vnames_to_rename for renaming.
3525 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3526 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3527 in vect_vnames_to_rename.
3528 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3529 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3531 2005-08-18 Jan Hubicka <jh@suse.cz>
3534 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3535 info only for local statics, not for member variables.
3537 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3539 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3541 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3543 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3545 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3548 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3550 2005-08-17 James E Wilson <wilson@specifix.com>
3552 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3555 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3557 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3558 (leu<mode>_compare): Same.
3559 (plus_leu<mode>): Same.
3560 (neg_leu<mode>): Same.
3561 (and_neg_leu<mode): Same.
3562 (ltu<mode>_compare): Same.
3563 (plus_ltu<mode>): Same.
3565 (geu<mode>_compare): Same.
3566 (plus_geu<mode>): Same.
3567 (neg_geu<mode>): Same.
3568 (and_neg_geu<mode>): Same.
3569 (plus_gt<mode>): Same.
3570 (gtu<mode>_compare): Same.
3571 (plus_gtu<mode>): Same.
3573 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3575 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3576 Move call_table_data to end. Delete spurious .text.
3577 (callt_save_all_interrupt): Fix comment typo.
3579 2005-08-17 James E Wilson <wilson@specifix.com>
3580 Kevin Winchester <winchester@amirix.com>
3583 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3585 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3588 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3589 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3591 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3593 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3594 record with the type of its only member if the modes don't match.
3596 * varasm.c (decode_reg_name): Skip empty additional register names.
3598 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3600 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3601 lsm_tmp_name_length): New.
3602 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3603 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3605 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3606 Andreas Krebbel <krebbel1@de.ibm.com>
3608 * config.gcc: Added z9-109 switch.
3609 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3610 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3611 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3612 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3613 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3614 for "z9_109" cpu attribute.
3615 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3616 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3617 (s390_handle_arch_option): Added z9-109 switch.
3618 (override_options): Set respective cost function for z9-109.
3619 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3620 (legitimate_reload_constant_p): Accept extended immediates.
3621 (print_operand): Three new output modifiers added: k, m and o.
3622 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3623 (s390_output_mi_thunk): Use extended immediate when possible.
3624 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3625 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3626 (CONSTRAINT_LEN): Added length of O constraint.
3627 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3628 * config/s390/s390.md ("cpu"): New value z9_109 added.
3629 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3630 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3631 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3632 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3633 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3634 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3635 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3636 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3637 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3638 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3639 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3640 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3641 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3642 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3643 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3645 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3646 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3647 insns for TARGET_EXTIMM.
3649 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3651 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3653 2005-08-17 Nick Clifton <nickc@redhat.com>
3655 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3656 Call default_encode_section_info.
3658 2005-08-17 Steven Bosscher <stevenb@suse.de>
3660 PR tree-optimization/21574
3661 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3662 constant, return CONSTANT.
3663 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3664 (ccp_fold, visit_assignment): Likewise.
3665 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3667 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3669 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3670 fold_buildN instead of buildN then fold_initializer or fold.
3671 (build_unary_op): Likewise.
3672 (build_binary_op): Likewise.
3673 * fold-const.c (fold_initializer): Remove.
3674 (fold_build1_initializer): New function.
3675 (fold_build2_initializer): New function.
3676 (fold_build3_initializer): New function.
3677 * tree.h (fold_initializer): Remove.
3678 (fold_build1_initializer): New function.
3679 (fold_build2_initializer): New function.
3680 (fold_build3_initializer): New function.
3682 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3684 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3685 (try_move_mult_to_index): Call fold_build2 instead of build2.
3686 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3687 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3688 fold_binary_to_constant.
3689 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3691 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3692 check if A == gcd (A, B). Remove TYPE argument.
3693 (analyze_offset) Use fold_build2 instead of fold (build.
3694 (create_data_ref): Likewise.
3695 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3696 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3699 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3701 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3702 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3704 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3707 * gimplify.c (zero_sized_type): New function.
3708 (gimplify_modify_expr_rhs): If we have a zero sized type,
3709 replace the statement with an empty statement.
3711 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3713 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3716 2005-08-16 Ian Lance Taylor <ian@airs.com>
3718 * doc/tm.texi (Label Output): Correct typo.
3720 2005-08-16 Steven Bosscher <stevenb@suse.de>
3723 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3724 force_operand will work later on using have_insn_for.
3726 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3728 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3730 2005-08-16 Ian Lance Taylor <ian@airs.com>
3733 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3734 vector type, don't try to construct it element by element. Add an
3735 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3737 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3739 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3741 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3743 * doc/invoke.texi (Precompiled Headers): Document some more options
3744 which are known to be safe.
3746 2005-08-16 James E Wilson <wilson@specifix.com>
3748 PR tree-optimization/21105
3749 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3750 TREE_OVERFLOW check.
3752 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3754 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3755 (neg_ltu<mode>): Same.
3757 (neg_gtu<mode>): Same.
3759 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3761 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3762 (fold_builtin_isdigit): Use fold_buildN.
3763 (build_function_call_expr): Likewise.
3764 * c-typeck.c (c_finish_loop): Likewise.
3766 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3767 Richard Shann <rshann@superh.com>
3769 PR middle-end/20396:
3770 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3772 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3774 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3776 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3779 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3780 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3783 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3786 * fold-const.c (build_range_check): Disable optimization for function
3787 pointer expressions on targets that require function pointer
3790 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3792 * simplify-rtx.c (simplify_const_relational_operation): When
3793 extracting arguments of a COMPARE, recompute the mode as well.
3795 2005-08-15 Ian Lance Taylor <ian@airs.com>
3797 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3799 2005-08-15 DJ Delorie <dj@redhat.com>
3801 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3803 (movsi_splittable): Allow, but split, moves to the stack.
3804 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3807 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3809 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3810 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3811 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3813 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3814 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3815 Delete HOST_PTR_PRINTF.
3817 * configure, config.in: Regenerate.
3819 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3821 * config/rs6000/rs6000.md (QHSI): New mode macro.
3822 (wd): Extend mode attr for QImode and HImode
3823 (dbits): New mode attr.
3824 (zero_extend<mode>di2): Convert to mode macro.
3826 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3829 * doc/invoke.texi (-mgnu-ld): Update description.
3832 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3835 * Makefile.in (tree-chrec.o): Depends on real.h.
3836 * tree-chrec.c: Include real.h.
3837 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3838 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3839 * tree-scalar-evolution.c (add_to_evolution_1,
3840 interpret_rhs_modify_expr): Ditto.
3842 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3845 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3846 step is negative compute the estimation from init downwards to zero.
3848 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3850 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3852 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3854 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3856 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3857 Accept double-word constants that can be split.
3858 * config/s390/s390.md ("movti"): Use 'P' constraint.
3859 ("*movdi_31", "*movdf_31"): Likewise.
3861 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3863 Fix PR tree-optimization/22615
3865 * tree-ssa-structalias.c (solution_set_add): Handle
3866 first_vi_for_offset returning NULL.
3867 (do_da_constraint): Ditto.
3868 (do_sd_constraint): Ditto.
3869 (do_ds_constraint): Ditto
3870 (find_func_aliases): Ditto.
3871 (build_constraint_graph): RHS is allowed be ANYTHING.
3872 (first_vi_for_offset): Return NULL if we couldn't find anything at
3875 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3877 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3878 over memory as first operand.
3880 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3883 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3884 available for setting it.
3886 2005-08-14 Ira Rosen <irar@il.ibm.com>
3888 PR tree-optimization/23320
3889 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3890 data-refs' types instead of base object nullness. Add check for
3891 pointer type data-refs before first location comparison. Remove
3894 2005-08-14 Andreas Schwab <schwab@suse.de>
3896 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3898 2005-08-13 James E Wilson <wilson@specifix.com>
3900 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3901 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3902 -fstack-protector-all, --param ssp-buffer-size): Document.
3903 (-Wvariadic-macros): Alphabetize.
3904 (-fsched-stalled-insns-dep): Add missing 'f'.
3906 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3909 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3911 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3912 or indirect address operand.
3913 (EXTRA_ADDRESS_CONSTRAINT): New.
3914 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3916 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3918 PR tree-optimization/22236
3919 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3920 successors and predecessors.
3921 * tree-chrec.c (chrec_convert): Before converting, check that
3922 sequences don't wrap.
3923 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3924 (analyze_array): Extern.
3925 (find_data_references_in_loop): Remove call to
3926 compute_estimated_nb_iterations.
3927 * tree-data-ref.h (analyze_array): Declared.
3928 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3929 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3930 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3931 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3933 * tree-ssa-loop-ivcanon.c: Fix documentation.
3934 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3935 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3936 (infer_loop_bounds_from_undefined): New.
3937 (estimate_numbers_of_iterations_loop): Use
3938 infer_loop_bounds_from_undefined.
3939 (used_in_pointer_arithmetic_p): New.
3940 (scev_probably_wraps_p): Pass an extra parameter. Call
3941 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3942 (convert_step): Fix documentation.
3943 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3944 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3945 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3946 scev_probably_wraps_p.
3948 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3950 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3951 (s390_register_info): Ignore clobbered_regs information for fixed
3952 registers, and only fixed registers.
3953 (s390_init_frame_layout): Remove redundant call.
3955 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3957 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3958 description of -Wold-style-casts.
3960 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3961 Jakub Jelinek <jakub@redhat.com>
3963 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3964 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3965 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3966 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3967 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3968 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3969 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3970 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3971 ("stack_protect_set", "stack_protect_test"): New expanders.
3972 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3973 "stack_protect_testdi"): New insn definitions.
3975 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3977 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3979 2005-08-12 Paul Brook <paul@codesourcery.com>
3981 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3983 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3985 * config/s390/predicates.md (setmem_operand): New predicate.
3986 (shift_count_operand): Accept ANDs with special constants as
3988 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3989 with special constants.
3990 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3991 shift_count_operand with setmem_operand.
3993 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3995 * config/s390/s390.c (s390_extract_part, s390_single_part):
3997 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3998 (s390_output_mi_thunk): Don't use lg on 31 bit.
3999 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4000 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4002 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4004 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4005 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4006 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4007 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4008 with one of the new macros.
4010 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4012 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4013 Don't set save_return_addr_p.
4014 (s390_register_info): Make clobbered_regs not depending on
4017 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4019 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4020 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4022 2005-08-11 James E. Wilson <wilson@specifix.com>
4024 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4026 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4028 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4029 locations gathered by var-tracking in single entry loc_list
4030 over loc_descriptor_from_tree.
4032 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4033 pass it down to loc_descriptor.
4034 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4035 (containing_function_has_frame_base): Move earlier in the file.
4036 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4037 instead of always assuming fbreg can't be used.
4039 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4041 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4042 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4043 Accept address wrapped in AND for Altivec.
4044 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4045 Strip AND wrapping offset address for Altivec.
4047 2005-08-11 Richard Henderson <rth@redhat.com>
4050 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4051 before using TYPE_IS_SIZETYPE.
4053 2005-08-11 Richard Henderson <rth@redhat.com>
4056 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4057 insn types not present on ev4.
4058 (alphaev5_insn_pipe): Similarly.
4060 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4063 * arm.c (arm_override_options): If the user has selected callee-super-
4064 interworking, then enable normal interworking.
4066 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4068 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4071 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4073 * doc/rtl.texi: Fix two typos.
4075 2005-08-11 Richard Guenther <rguenther@suse.de>
4078 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4079 cases where we call to/from functions returning void.
4081 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4084 * tree.c (build_pointer_type_for_mode): Robustify.
4086 2005-08-10 James E Wilson <wilson@specifix.com>
4088 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4089 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4091 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4094 2005-08-10 Eric Christopher <echristo@apple.com>
4096 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4097 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4100 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4103 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4104 for the high part when generating dynamic-no-pic code.
4106 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4108 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4109 (x86_64-*-linux*): Likewise.
4111 * config/i386/crtfastmath.c: New file.
4112 * config/i386/t-crtfm: Likewise.
4114 * config/i386/linux.h (ENDFILE_SPEC): New.
4115 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4117 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4120 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4122 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4123 (vec_shl, vec_shr): Document new operations.
4124 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4126 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4128 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4129 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4130 change predicate to indexed_or_indirect_address.
4132 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4134 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4135 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4136 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4137 and __aeabi_uwrite8.
4138 * config/arm/unaligned-funcs.c: New file.
4139 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4141 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4143 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4145 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4146 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4148 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4149 * final.c (pass_shorten_branches): Add dump.
4150 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4151 (pass_life): Rename dump.
4152 (rest_of_handle_flow2): Remove initial verify_flow_info.
4153 * function.c (pass_instantiate_virtual_regs): Add dump.
4154 * integrate.c (pass_initial_value_sets): Add dump.
4155 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4156 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4157 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4158 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4159 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4160 gate_rtl_unrool_and_peel_loops): New.
4161 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4162 rtl_doloop): Do not look at flags.
4163 * mode-switching.c (pass_mode_switching): Add dump.
4164 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4165 pass_split_before_regstack): Add dump.
4166 * regmove.c (pass_stack_adjustments): Add dump.
4167 * tree-optimize.c (pass_fixup_cfg): Add dump.
4169 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4172 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4173 deciding which instruction sequence to use.
4175 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4177 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4178 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4180 2005-08-09 Richard Guenther <rguenther@suse.de>
4182 * c-common.c (builtin_function_2): Remove.
4183 (def_builtin_1): New function.
4184 (c_common_nodes_and_builtins): Use def_builtin_1 to
4185 build builtin functions.
4187 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4189 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4190 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4191 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4194 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4196 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4197 fold_binary instead of fold_build2 since we don't care about the
4199 (loop_niter_by_eval): Likewise.
4200 (compare_trees): Likewise.
4201 (proved_non_wrapping_p): Likewise.
4203 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4207 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4208 if the if is really empty.
4210 2005-08-09 Steven Bosscher <stevenb@suse.de>
4212 PR tree-optimization/23234
4213 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4214 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4215 argument of the new enum.
4216 (execute_cse_reciprocals): Add reciprocals for function arguments
4217 on the unique successor edge of the entry block. Update other calls
4218 to execute_cse_reciprocals_1.
4220 2005-08-08 Richard Henderson <rth@redhat.com>
4223 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4225 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4227 * expr.c (write_complex_part): Return after handling MEM.
4229 2005-08-08 Josh Conner <jconner@apple.com>
4231 PR rtl-optimization/23241
4232 * combine.c (simplify_comparison): Fix error in determining
4233 whether to lift a subreg from comparison.
4235 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4238 * config/rs6000/altivec.md (vec_init<mode>): New.
4239 (vec_set<mode>): New.
4240 (vec_extract<mode>): New.
4241 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4242 (rs6000_expand_vector_set): New.
4243 (rs6000_expand_vector_extract): New.
4244 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4245 for Altivec modes before reload.
4246 (altivec_expand_vec_init_builtin): New.
4247 (get_element_number): New.
4248 (altivec_expand_vec_set_builtin): New.
4249 (altivec_expand_vec_ext_builtin): New.
4250 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4252 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4254 * config/rs6000/rs6000.h (rs6000_builtins): Add
4255 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4256 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4257 * config/rs6000/rs6000-protos.h: Declare new functions.
4259 2005-08-08 Jan Hubicka <jh@suse.cz>
4261 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4262 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4263 * i386.md (movdi*): Use pic_32bit_operand.
4264 * predicates.md (pic_32bit_operand): New.
4266 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4269 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4271 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4273 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4274 (test_for_singularity): Use fold_build2.
4276 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4278 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4280 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4282 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4283 (COMMON_ASM_OP) Define.
4284 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4285 (ix86_encode_section_info): Likewise.
4286 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4287 SUBTARGET_ENCODE_SECTION_INFO.
4289 2005-08-06 Richard Henderson <rth@redhat.com>
4292 * tree-nested.c (convert_local_reference): Save and restore val_only
4293 around component_ref and friends. Clear walk_subtrees by default.
4295 2005-08-06 Peter O'Gorman <peter@pogma.com>
4298 * gcc.c (process_command): Check the argument to -b has a dash.
4299 * doc/invoke.texi: Update -b and -V docs.
4301 2005-08-06 James E Wilson <wilson@specifix.com>
4303 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4305 2005-08-06 Michael Matz <matz@suse.de>
4307 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4308 member only if only one insn is associated with the value.
4310 2005-08-06 Nick Clifton <nickc@redhat.com>
4312 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4314 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4315 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4316 Check symbol flags instead of symbol name mangling.
4317 (xstormy16_asm_output_aligned_common): Likewise. Also
4318 simplify code since the bss100_section cass is the only case
4319 where the below100 code will be triggered.
4320 (xstormy16_encode_section_info): Encode below100 attribute
4321 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4323 (xstormy16_strip_name_encoding): Delete - this function is no
4325 (TARGET_STRIP_NAME_ENCODING): Undefine.
4326 * config/stormy16/stormy16-protos.h: Delete prototype for
4327 xstormy16_strip_name_encoding.
4329 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4331 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4332 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4333 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4334 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4335 config/alpha/predicates.md, config/arc/arc.h,
4336 config/arm/arm.h, config/arm/ieee754-df.S,
4337 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4338 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4339 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4340 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4341 config/m68hc11/m68hc11.h, config/mips/mips.c,
4342 config/mips/mips.h, config/mips/openbsd.h,
4343 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4344 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4345 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4346 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4347 config/sparc/linux.h, config/sparc/linux64.h,
4348 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4349 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4350 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4351 typos. Follow spelling conventions.
4353 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4356 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4357 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4358 specially. Check for side effects only for COND_EXPR.
4359 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4360 return with TREE_NO_WARNING.
4362 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4364 PR rtl-optimization/23233
4365 * loop.c (combine_movables): Require the modes to be the same.
4366 (move_movables): Remove handling of cases where the replacement
4367 had a different mode to the original.
4369 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4371 PR tree-optimization/23128
4372 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4373 subtraction wrap, and set TREE_OVERFLOW if they do.
4375 2005-08-05 Richard Henderson <rth@redhat.com>
4378 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4379 FORCED_LABEL labels.
4381 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4384 * reload.c (find_reloads_subreg_address): Pass down TYPE
4385 unchanged. Change all callers except find_reloads_toplev.
4387 2005-08-05 Michael Matz <matz@suse.de>
4389 * genattrtab.c (current_alternative_string): Remove.
4390 (SIMPLIFY_ALTERNATIVE): Ditto.
4391 (attr_alt_bit_p): Ditto.
4392 (alternative_name): Make const char *.
4393 (evaluate_eq_attr): Remove use of above things.
4394 (simplify_test_exp): Ditto.
4395 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4396 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4398 2005-08-04 James E Wilson <wilson@specifix.com>
4400 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4401 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4402 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4403 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4404 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4406 2005-08-04 Richard Henderson <rth@redhat.com>
4409 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4410 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4411 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4412 if we'd have to instantiate too many members.
4414 2005-08-04 Richard Henderson <rth@redhat.com>
4417 * tree-outof-ssa.c (coalesce_asm_operands): New.
4418 (coalesce_ssa_name): Use it. Split out ...
4419 (coalesce_phi_operands, coalesce_result_decls): ... these.
4421 2005-08-04 Paul Brook <paul@codesourcery.com>
4423 * read-rtl.c (read_quoted_string): Break if EOF.
4425 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4427 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4428 (fold_build2): Likewise.
4429 (fold_build3): Likewise.
4430 (fold_build1_stat): New function prototype.
4431 (fold_build2_stat): Likewise.
4432 (fold_build3_stat): Likewise.
4433 * fold-const.c (fold_build1): Rename to ..
4434 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4435 through to build1_stat.
4436 (fold_build2): Rename to ..
4437 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4438 through to build2_stat.
4439 (fold_build3): Rename to ..
4440 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4441 through to build3_stat.
4443 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4444 Ian Lance Taylor <ian@airs.com>
4446 * function.c (assign_stack_local_1): Do not correct stack slot
4447 address if allocation size is smaller than mode size.
4449 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4452 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4453 (tree_merge_blocks): Propagate anything allowed by
4455 Clarify documentation.
4456 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4457 SSA form, schedule an update if necessary.
4459 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4461 * doc/install.texi (Binaries): Remove broken link to
4462 Sinix/Reliant Unix binaries.
4464 2005-08-03 Richard Henderson <rth@redhat.com>
4467 * function.c (stack_protect_epilogue): Export.
4468 * tree.h (stack_protect_epilogue): Declare.
4469 * calls.c (expand_call): Call it.
4471 2005-08-03 Eric Christopher <echristo@apple.com>
4473 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4474 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4477 2005-08-04 Jan Hubicka <jh@suse.cz>
4479 * profile.c (branch_prob): Split edges with goto locus on them
4480 to get proper line counts.
4481 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4483 2005-08-03 Paul Brook <paul@codesourcery.com>
4485 * function.c (assign_parms): Round current_function_args_size
4486 to PARM_BOUNDARY, not STACK_BOUNDARY.
4488 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4490 * config/i386/i386.c (x86_elf_aligned_common)
4491 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4493 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4495 PR tree-optimization/23157
4496 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4497 before emitting them.
4499 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4501 PR tree-optimization/19899
4502 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4503 * tree-scalar-evolution.c: Include real.h.
4504 (add_to_evolution): Build constant -1 of correct type.
4506 2005-08-03 Jan Hubicka <jh@suse.cz>
4508 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4509 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4510 profile updating for complette unrolling.
4511 * loop-unroll.c (peel_loop_completely): Use it.
4512 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4513 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4516 2005-08-03 Paul Brook <paul@codesourcery.com>
4518 * combine.c (can_change_dest_mode): New function.
4519 (try_combine, simplify_set): Use it.
4521 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4523 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4526 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4528 * doc/install.texi (Specific): Adjust link to openavr.org.
4529 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4530 (Binaries): Adjust HP-UX Porting Center link.
4531 (Binaries): Adjust Free Software Foundation ordering link.
4533 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4535 * convert.c (convert_to_integer): Use fold_build1 instead of
4536 build1 when converting an integer to an integer.
4538 2005-08-02 Richard Henderson <rth@redhat.com>
4540 * combine.c (combine_instructions): Don't use reg_equal/equiv
4541 results if the mode doesn't match.
4543 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4545 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4546 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4548 2005-08-02 Richard Henderson <rth@redhat.com>
4551 * explow.c (memory_address): Remove special-case for
4552 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4554 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4557 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4558 number of calls to cleanup_tree_cfg_1.
4560 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4562 * doc/invoke.texi: document file extensions .F90 and .F95
4564 2005-08-02 Richard Guenther <rguenther@suse.de>
4566 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4567 positive if its first argument is positive.
4569 2005-08-02 Richard Guenther <rguenther@suse.de>
4571 PR tree-optimization/23177
4572 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4575 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4577 PR tree-optimization/23129
4578 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4579 varying for divisions with anti-ranges.
4581 2005-08-02 Jan Hubicka <jh@suse.cz>
4583 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4584 * tree-ssa-threadupdate.c (thread_block): Add it here.
4586 2005-08-01 James E Wilson <wilson@specifix.com>
4588 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4589 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4590 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4592 * config/mips/predicates.md (const_call_insn_operand): Add check for
4593 SYMBOL_REF_LONG_CALL_P.
4594 * doc/extend.texi (long_call): Document the new attribute.
4596 2005-08-01 Ian Lance Taylor <ian@airs.com>
4597 Richard Henderson <rth@redhat.com>
4599 * Makefile.in (RTL_BASE_H): Add real.h.
4600 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4602 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4604 * rtl.c (rtl_check_failed_code_mode): New.
4605 * rtl.h (struct rtx_def): Add u.rv.
4606 (XCMWINT, XCNMPRV): New.
4607 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4608 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4610 2005-08-01 Richard Henderson <rth@redhat.com>
4612 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4613 with auto-inc codes.
4615 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4617 2005-08-01 Jan Hubicka <jh@suse.cz>
4619 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4620 * i386.c: Include dwarf2.h
4621 (asm_preferred_eh_data_format): New.
4622 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4624 2005-08-01 Ian Lance Taylor <ian@airs.com>
4626 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4627 randomize_va_space for virtual address randomization control.
4629 2005-08-01 Steven Bosscher <stevenb@suse.de>
4631 * common.opt (flag_ipa_cp): Put in right place to maintain
4634 2005-08-01 Jan Hubicka <jh@suse.cz>
4636 * profile.c (compute_value_histograms): Fix thinko.
4637 * value-prof.c: Include toplev.h
4638 (check_counter): New function.
4639 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4640 tree_mod_subtract_transform): Add sanity check.
4642 2005-08-01 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/23133
4645 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4646 current functions parameter decls to find defs to cse
4649 2005-08-01 Richard Guenther <rguenther@suse.de>
4651 PR tree-optimization/23109
4652 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4653 If trapping math is in effect, use post-dominator information
4654 to check if we'd in any case reach a trapping point before
4655 doing the reciprocal insertion.
4656 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4657 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4658 expressions are invariant only if trapping math is not in effect.
4660 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4662 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4663 cgraph_function_versioning): New declarations.
4664 * cgraphunit.c: Add include to ipa-prop.h.
4665 (update_call_expr, cgraph_copy_node_for_versioning,
4666 cgraph_function_versioning): New functions.
4667 * integrate.c (copy_decl_for_inlining): Remove.
4668 * ipa-prop.h (ipa_replace_map): New struct.
4669 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4670 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4671 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4672 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4673 ipcp_iterate_stage, ipcp_method_scale_print,
4674 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4675 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4676 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4677 ipcp_update_bb_counts, ipcp_update_profiling,
4678 ipcp_update_edges_counts): New functions.
4679 (ipcp_method_cval_init): Remove restriction regarding local methods.
4680 (ipcp_init_stage): Add ipcp_method_compute_scale.
4681 (ipcp_insert_stage): Add versioning.
4682 (ipcp_structures_print): Add ipcp_method_scale_print.
4683 (ipcp_driver): Dump profiling info.
4684 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4685 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4686 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4687 (struct inline_data): Add versioning_p, ipa_info, new fields.
4688 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4689 declare_return_variable): Replace calls to copy_decl_for_inlining with
4691 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4693 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4694 Add argument VERSIONING.
4695 (copy_arguments_for_versioning, copy_static_chain,
4696 function_versionable_p, tree_versionable_function_p,
4697 tree_function_versioning, replace_ref_tree): New functions.
4698 * tree-inline.h: Include varray.h.
4699 (tree_versionable_function_p, tree_function_versioning,
4700 tree copy_decl_for_dup): New declarations.
4702 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4704 * ipa-cp.c: New file. Contains IPCP specific functionality.
4705 * ipa-prop.h: New file. Contains structures/definitions that can be
4706 used by several interprocedural data flow optimizations (and also IPCP).
4707 * ipa-prop.c: New file.
4708 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4709 * common.opt: Add ipa-cp flag.
4710 * timevar.def: Add IPCP optimization.
4711 * tree-optimize.c (init_tree_optimization_passes): Schedule
4713 * tree-pass.h (pass_ipa_cp): Declare.
4715 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4717 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4718 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4719 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4720 config/i386/i386.c, config/mips/mips.h,
4721 config/rs6000/rs6000.h, config/sh/sh.c,
4722 config/stormy16/stormy16.c: Fix comment typos.
4724 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4727 * c-typeck.c (build_binary_op): Use common_type wrapper on
4729 (common_type): Update comment.
4731 2005-07-31 Steven Bosscher <stevenb@suse.de>
4734 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4735 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4736 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4738 2005-07-31 Jan Hubicka <jh@suse.cz>
4740 * pretty-print.h (pp_widest_integer): New macro.
4741 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4744 2005-07-31 Jan Hubicka <jh@suse.cz>
4746 * output.h (enum section_category): Export from varasm.c
4747 (categorize_decl_for_section): Likewise.
4748 * varasm.c (enum section_category): Kill.
4749 (categorize_decl_for_section): Make global.
4750 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4752 * i386.c (ix86_section_threshold): New static variable.
4753 (ix86_in_large_data_p, ix86_encode_section_info,
4754 x86_64_elf_unique_section,
4755 x86_64_elf_select_section): New functions.
4756 (TARGET_ENCODE_SECTION_INFO): Define
4757 (override_options): Enable medium model for PIC.
4758 (ix86_expand_prologue): Expand gen_set_got_rex64.
4759 (legitimate_constant_p): Handle new UNSPECs.
4760 (legitimate_pic_address_disp_p): Likewise.
4761 (legitimize_pic_address): Lower MEDIUM model addressing.
4762 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4763 (enum cmodel): Add MEDIUM_PIC.
4764 (SYMBOL_REF_FAR_ADDR_P): New macro.
4765 (SYMBOL_FLAG_FAR_ADDR): New flag.
4766 * i386.md (movdi): Support medium model.
4767 (set_got_rex64): New pattern.
4768 * i386.opt (mlarge-data-threshold): New flag.
4769 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4770 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4771 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4772 TARGET_ASM_UNIQUE_SECTION): New.
4774 * invoke.texi (-mlarge_data_threshold): Document
4776 2005-07-31 Jan Hubicka <jh@suse.cz>
4778 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4779 (coalesce_vars): Likewise.
4780 * tree-ssa-live.c (coalesce_cost): New.
4781 (build_tree_conflict_graph): Use coalesce_cost.
4782 * tree-ssa-live.h (coalesce_cost): Declare.
4784 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4786 * arm.md (all peepholes for post-increment operations): Delete.
4787 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4788 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4789 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4790 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4791 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4793 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4795 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4798 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4801 * doc/invoke.texi: Document -rdynamic.
4803 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4806 * c-parser.c (c_parser_parms_list_declarator): Call
4807 mark_forward_parm_decls.
4808 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4809 decls with visibility structure.
4811 2005-07-30 Paul Brook <paul@codesourcery.com>
4813 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4815 2005-07-30 Paul Brook <paul@codesourcery.com>
4817 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4819 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4821 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4823 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4826 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4827 nested function declarators.
4828 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4829 (grokparms): Call warn_if_shadowing for parameters used within the
4831 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4832 not used within the parameter list.
4833 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4835 2005-07-30 Jan Hubicka <jh@suse.cz>
4837 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4838 * i386.c (ix86_fixup_binary_operands): Likewise.
4839 (ix86_expand_unary_operator): Likewise.
4840 (ix86_expand_fp_absneg_operator): Likewise.
4841 * optabs.c (expand_vec_cond_expr): Validate dest.
4843 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4846 * real.c (real_from_string): Also set last bit if there is a
4847 nonzero hex digit beyond GCC's internal precision after ".".
4849 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4851 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4852 define_constants. Change duplicate values to unassigned numbers.
4853 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4854 (*altivec_vspltsf): New.
4855 (altivec_vperm_v4sf): Delete.
4856 (altivec_vperm_<mode>): Use mode macro V.
4857 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4858 (altivec_predicate_v4sf): Delete.
4859 (altivec_predicate_<mode>): Use mode macro V.
4860 (*altivec_lvesfx): New.
4861 (*altivec_stvesfx): New.
4862 (vec_realign_load_v4sf): Delete.
4863 (vec_realign_load_<mode>): Use mode macro V.
4864 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4867 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4870 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4872 * configure: Regenerated.
4874 2005-07-29 Paul Brook <paul@codesourcery.com>
4876 * doc/install.texi: Add link to GFortran binaries wiki page.
4878 2005-07-29 David Ung <davidu@mips.com>
4880 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4881 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4882 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4883 * config/mips/mips.md (cpu): Add 5kf name.
4884 (includes): Includes 5k.md.
4885 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4886 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4889 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4892 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4893 (cleanup_tree_cfg): ... here.
4894 Call cleanup_tree_cfg_1 until there are no more cleanups to
4897 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4899 * tree-vrp.c (compare_range_with_value): Return true or false
4900 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4901 EQ_EXPR respectively.
4903 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4905 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4908 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4910 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4911 (tree_ssa_dominator_optimize): Increment it.
4912 (dump_dominator_optimization_stats): Print it.
4914 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4915 Steven Bosscher <stevenb@suse.de>
4917 PR rtl-optimization/23117
4918 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4919 when head == tail. Tidy comment.
4921 2005-07-28 Richard Henderson <rth@redhat.com>
4923 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4924 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4925 * jump.c (rtx_renumbered_equal_p): Likewise.
4926 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4927 CONST_INT and CONST_DOUBLE.
4928 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4929 * reload.c (operands_match_p): Special case CONST_INT and
4930 CONST_DOUBLE; check mode earlier.
4932 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4935 * c-typeck.c (convert_for_assignment): Do not check
4936 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4938 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4941 * c-typeck.c (composite_type): Prefer constant size arrays to
4944 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4947 * real.c (real_from_string): Set last bit if there is a nonzero
4948 hex digit beyond GCC's internal precision.
4950 2005-07-28 Richard Henderson <rth@redhat.com>
4953 * cfgcleanup.c (try_forward_edges): Watch out for end of
4956 2005-07-28 James E Wilson <wilson@specifixinc.com>
4959 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4961 2005-07-28 Jan Hubicka <jh@suse.cz>
4963 * Makefile.in (rtl-profile.o): Kill all traces of it.
4964 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4965 * coverage.h (rtl_coverage_counter_ref): Kill.
4966 * opts.c (flag_speculative_prefetching_set): Kill.
4967 (flag_loop_optimize_set): New.
4968 (common_handle_option): Disable loop optimizer when profiling;
4969 do not handle speculative prefetching.
4970 * passes.c (init_optimization_passes): Replace pass_profiling combo
4971 by branch_prob pass.
4972 * profile.c (compute_value_histograms): Update for simplified value
4974 (rtl_register_profile_hooks): Kill.
4975 (pass_profiling): Kill.
4976 (rest_of_handle_branch_prob): Do not profile.
4977 * toplev.c (process_options): Remove speculative prefetching.
4978 * toplev.h (flag_tree_based_profiling): Kill.
4979 * tree-profile.c (prepare_instrumented_value,
4980 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4981 tree_gen_one_value_profiler, do_tree_profiling): Update for
4982 simplified datastructures.
4983 * value-prof.c: Add comment that speculative prefetching was dropped;
4984 update rest of file for simplified datastructures.
4985 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4986 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4987 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4988 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4989 rtl_mod_subtract, gen_speculative_prefetch,
4990 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4991 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4992 (gate_handle_value_profile_transformations,
4993 rest_of_handle_value_profile_transformations,
4994 pass_value_profile_transformations): Kill.
4995 * value-prof.h (histogram_value_t): Remove IL based unions.
4996 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4997 rtl_profile_hooks): Remove hooks.
4999 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5001 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5002 (cgraph_clone_node): Likewise.
5003 * cgraph.h (cgraph_clone_edge): Update prototype.
5004 (cgraph_clone_node): Likewise.
5005 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5007 (lookup_recursive_calls): Consider profile.
5008 (cgraph_decide_recursive_inlining): Fix updating; use new
5009 probability argument; use profile.
5010 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5011 * tree-inline.c (copy_bb): Update clal of clone_edge.
5012 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5014 * invoke.texi (min-inline-recursive-probability): Document.
5016 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5018 * doc/install.texi (Configuration): Update Valgrind homepage.
5020 2005-07-28 Richard Henderson <rth@redhat.com>
5023 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5024 labels we want to delete.
5025 (cfg_layout_merge_blocks): Likewise.
5027 2005-07-28 Richard Henderson <rth@redhat.com>
5030 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5031 when expanding to nothing.
5033 2005-07-28 Josh Conner <jconner@apple.com>
5035 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5036 (cgraph_decide_inlining_of_small_functions): Likewise.
5038 2005-07-28 Josh Conner <jconner@apple.com>
5040 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5041 direction of badness if negative.
5042 (cgraph_default_inline_p): Add reason to parameters, and assign it
5044 (cgraph_decide_inlining_of_small_functions): New parameter in call
5045 to cgraph_default_inline_p.
5046 (cgraph_decide_inlining_incrementally): Likewise.
5047 * cgraphunit.c (decide_is_function_needed): Likewise.
5048 * cgraph.h (cgraph_default_inline_p): Likewise.
5050 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5052 * builtins.c: Fix comment typo(s).
5053 * genautomata.c: Likewise.
5054 * gimplify.c: Likewise.
5055 * tree-dfa.c: Likewise.
5056 * tree-flow-inline.h: Likewise.
5057 * tree-into-ssa.c: Likewise.
5058 * tree-ssa-alias.c: Likewise.
5059 * tree-ssa-ccp.c: Likewise.
5060 * tree-ssa-copy.c: Likewise.
5061 * tree-ssa-dce.c: Likewise.
5062 * tree-ssa-dom.c: Likewise.
5063 * tree-ssa-operands.c: Likewise.
5064 * tree-tailcall.c: Likewise.
5065 * tree-vectorizer.c: Likewise.
5066 * tree-vrp.c: Likewise.
5069 2005-07-28 Jeff Law <law@redhat.com>
5071 * tree-vrp.c (test_for_singularity): Extracted from ...
5072 (simplify_cond_using_ranges): Attempt to simplify a relational
5073 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5075 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5077 PR tree-optimization/22506
5078 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5079 phis whose argument is constant.
5081 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5083 PR rtl-optimization/18992
5084 Back out this patch:
5085 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5086 PR optimization/12142
5087 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5088 uses of the register in the SET_SRC. Remove unnecessary argument.
5090 Replace it with this:
5091 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5092 if flag_non_call_exceptions is set and the insn may trap, pass
5093 pc_rtx as dest for recursion.
5094 In SET_SRC part of SET case, if dest is already set, pass it down
5097 2005-07-28 Jan Hubicka <jh@suse.cz>
5099 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5100 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5101 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5103 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5104 profile when available.
5106 2005-07-28 Jan Beulich <jbeulich@novell.com>
5108 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5109 (ia64_print_operand): Describe and handle 'X'.
5110 (ia64_register_move_cost): Also handle FP_REGS.
5111 (ia64_preferred_reload_class): Likewise.
5112 (ia64_secondary_reload_class): Likewise.
5113 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5114 it. Also check for ITANIUM_CLASS_FLDP.
5115 * config/ia64/ia64.h (FP_REGNO_P): New.
5116 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5117 (reg_class): Add FP_REGS.
5118 (REG_CLASS_NAMES): Adjust for it.
5119 (REG_CLASS_CONTENTS): Likewise.
5120 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5121 (REG_CLASS_FROM_LETTER): Handle 'x'.
5122 (CLASS_MAX_NREGS): Handle FP_REGS.
5123 (MEMORY_MOVE_COST): Likewise.
5124 * config/ia64/ia64.md (itanium_class): Add fldp.
5125 (type): Handle fldp.
5126 (movti_internal): More allowable operand combinations. Use ldfp8 when
5127 splitting unnecessary. Remove predicable attribute. Adjust
5128 itanium_class attribute.
5129 (smuldi3_highpart): Remove outdated comment.
5130 (mulditi3, umulditi3, rotlti3): New expanders.
5131 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5132 (absti2): Disabled new insn for future reference.
5133 Respective new splitters.
5134 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5135 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5136 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5138 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5140 PR rtl-optimization/23047
5141 * simplify-rtx.c (simplify_const_relational_operation): Respect
5142 flag_wrapv for comparisons with ABS.
5144 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5146 PR tree-optimization/22493
5147 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5148 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5150 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5152 * config/frv/frv.opt (moptimize-membar): New.
5154 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5156 * config/frv/frv.h: Remove machine_function definition.
5158 * config/frv/frv.c (struct frv_io): New.
5159 (struct machine_function): Moved from frv.h. Add has_membar_p.
5160 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5161 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5162 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5163 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5164 (frv_reorg): Call frv_optimize_membar when appropriate.
5165 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5166 (frv_expand_builtin): Adjust calls accordingly.
5167 (frv_io_address_cookie): New function.
5168 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5169 load or store rather than a special insn. Add ccnstant address and
5170 io-type operands to the membar.
5171 (frv_ifcvt_modify_tests): Unsign regno.
5172 (frv_ifcvt_modify_tests): Same.
5174 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5175 UNSPEC_OPTIONAL_MEMBAR constant.
5176 (builtin_read_<mode>): Delete.
5177 (builtin_write_<mode>): Delete.
5178 ("optional_membar_<mode>"): Add operand.
5180 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5181 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5182 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5183 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5184 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5185 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5186 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5187 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5188 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5190 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5192 * df.c (df_uses_record): Handle SCRATCH.
5194 2005-07-28 Steven Bosscher <stevenb@suse.de>
5197 * passes.c (rest_of_decl_compilation): If decl is a type and
5198 we have encountered errors, don't emit debug information.
5200 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5202 * params.def: Fixed comment.
5204 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5207 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5208 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5209 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5211 2005-07-27 Steven Bosscher <stevenb@suse.de>
5214 * varasm.c (assemble_start_function): Don't do anything that may
5215 require a CFG if the current function is a thunk.
5217 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5219 * doc/install.texi (Prerequisites): Mention that perl is needed
5220 to do export control in libstdc++ targetting Darwin.
5222 2005-07-27 Steven Bosscher <stevenb@suse.de>
5224 PR rtl-optimization/17808
5225 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5226 (sched_insns_conditions_mutex_p): Split out from...
5227 (add_dependence): ...here. But don't call it from here.
5228 (add_dependence_list): Check sched_insns_conditions_mutex_p
5229 before calling add_dependence.
5230 (add_dependence_list_and_free): Likewise.
5231 (fixup_sched_groups): Likewise.
5232 (sched_analyze_1): Likewise.
5233 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5234 (sched_analyze): Likewise.
5235 (sched_analyze_insn): Likewise.
5236 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5237 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5238 dependencies on all COND_EXEC insns to jumps ending basic blocks
5239 when doing intrablock scheduling.
5240 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5242 2005-07-27 Jeff Law <law@redhat.com>
5244 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5245 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5246 equivalency sets, correctly handle the case were vr0 has an
5247 equivalency set, but vr1 does not.
5249 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5251 PR tree-optimization/23073
5252 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5253 vect_print_dump_info before fprintf.
5255 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5257 PR tree-optimize/22348
5258 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5259 Fold the partial computation.
5261 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5263 PR tree-optimization/22325
5264 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5266 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5268 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5269 (force_var_cost): ... this function.
5270 (compute_phi_arg_on_exit): Export.
5272 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5274 PR tree-optimization/20773
5275 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5278 2005-07-27 Richard Guenther <rguenther@suse.de>
5280 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5281 Avoid pushing again if current struct contains only
5282 fields we decomposed.
5284 2005-07-27 Jan Hubicka <jh@suse.cz>
5286 PR tree-optimization/22574
5287 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5290 * tree-tailcall.c (decrease_profile): New function.
5291 (eliminate_tail_call): Use it.
5293 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5294 visibility flags correctly in whole program mode.
5296 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5298 PR rtl-optimization/22472
5299 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5301 2005-07-26 Steven Bosscher <stevenb@suse.de>
5303 PR tree-optimization/22504
5304 * tree-complex.c (expand_complex_addition): Use 'code' instead
5305 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5307 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5309 * config.gcc (cpu_type): Add frv case.
5310 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5311 (supported_defaults): Add fr550 case.
5313 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5316 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5317 whether a pointer of type T * may point to objects of type T *.
5319 2005-07-26 DJ Delorie <dj@redhat.com>
5321 * configure: Regenerate.
5323 2005-07-26 Dale Johannesen <dalej@apple.com>
5325 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5327 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5329 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5330 Clarify use of "build" in name.
5332 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5334 * doc/extend.texi (Raw read/write Functions): New section.
5335 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5336 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5337 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5338 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5339 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5340 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5341 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5342 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5343 * config/frv/frv.c: Add bdesc_loads global.
5344 Add bdesc_stores global.
5345 (frv_init_builtins): Add support for __builtin_{read/write}*.
5346 (frv_volatile_memref): New.
5347 (frv_expand_load_builtin): New.
5348 (frv_expand_store_builtin): New.
5349 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5350 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5351 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5352 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5353 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5354 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5355 (builtin_read_<mode>): New.
5356 (builtin_write_<mode>): New.
5357 (builtin_write64): New.
5358 (optional_membar_<mode>): New.
5360 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5362 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5363 (rather than units) against HOST_BITS_PER_WIDE_INT.
5365 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5367 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5368 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5369 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5370 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5373 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5374 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5375 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5377 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5379 2005-07-26 Richard Guenther <rguenther@suse.de>
5381 PR tree-optimization/22486
5382 * fold-const.c (fold_unary): Fold away useless component
5383 references of the form (T *)&T.x, if the address
5386 2005-07-25 James E Wilson <wilson@specifixinc.com>
5388 * dwarf2out.c (add_call_src_coords_attributes): New.
5389 (gen_inlined_subroutine_die): Call it.
5390 (maybe_emit_file, init_file_table): Add comments.
5391 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5393 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5394 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5395 * tree.h (BLOCK_SOURCE_LOCATION): New.
5396 (struct tree_block): New field locus.
5398 2005-07-26 Andreas Schwab <schwab@suse.de>
5400 PR rtl-optimization/23043
5401 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5402 when allocating a struct unoccr.
5404 2005-07-25 Richard Henderson <rth@redhat.com>
5407 * tree-complex.c (gate_no_optimization): True if errors.
5408 * Makefile.in (tree-complex.o): Update dependencies.
5410 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5412 * config/frv/predicates.md (integer_register_operand): Use
5415 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5418 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5420 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5422 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5424 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5425 types when flag_unsafe_math_optimizations is true.
5427 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5429 * gcc.c (option_map): Add --sysroot.
5430 (process_command): Handle --sysroot.
5431 (display_help): Document it.
5432 * doc/cppopts.tex (-isysroot): Document.
5433 * doc/invoke.texi (--sysroot): Document.
5434 * doc/install.texi (--with-build-sysroot): Document.
5436 * Makefile.in (inhibit_libc): New variable.
5437 (INHIBIT_LIBC_CFLAGS): Likewise.
5438 (LIBGCC2_CFLAGS): Include
5439 $(INHIBIT_LIBC_CFLAGS).
5440 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5441 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5442 ($(T)crtend.o): Likewise.
5443 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5444 ($(T)crtendS.o): Likewise.
5445 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5446 ($(T)crtendT.o): Likewise.
5447 (stmp-fixinc): Do not complain about missing headers if
5449 * configure.ac (inhibit_libc): Set it to true/false.
5450 (--with-build-sysroot): New option. Use it to set
5452 * configure: Regenerated.
5454 2005-07-25 Manfred Hollstein <mh@suse.com>
5456 * calls.c (store_one_arg): Fix unsigned comparison warning.
5458 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5461 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5462 (ggc_print_statistics): Initialize variable before use.
5464 2005-07-25 Richard Guenther <rguenther@suse.de>
5466 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5467 calling with a PHI_NODE argument.
5469 * tree-flow-inline.h (overlap_subvar): Protect against
5472 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5474 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5475 * configure: Regenerate.
5477 2005-07-25 Ira Rosen <irar@il.ibm.com>
5479 * expr.c (highest_pow2_factor): Make extern.
5480 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5481 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5482 record_array_differ_p, array_ptr_differ_p): Likewise.
5483 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5484 additional cases. Call the above functions.
5485 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5486 base_object_differ_p when there are two base objects. Otherwise, compare
5487 base address and offset. Call may_alias_p.
5488 (dump_data_reference): Use a correct field name.
5489 (analyze_array): Make static. Initialize new data-ref fields.
5490 (analyze_indirect_ref): New function.
5491 (init_data_ref): Initialize new data-ref fields.
5492 (strip_conversion): Moved from tree-vect-analyze.c.
5493 (analyze_offset_expr, get_ptr_offset, address_analysis,
5494 object_analysis): Likewise.
5495 (analyze_offset): New function.
5496 (create_data_ref): Likewise.
5497 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5498 dimensions for ARRAY_REFs only.
5499 (build_classic_dist_vector): Make static.
5500 (access_functions_are_affine_or_constant_p): Call macro to get the
5501 address of access functions.
5502 (compute_all_dependences): Add new parameter
5503 compute_self_and_read_read_dependences. Compute self and read-read
5504 dependences if it is true.
5505 (find_data_references_in_loop): Call create_data_ref. Initialize new
5507 (compute_data_dependences_for_loop): Add new parameter
5508 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5509 compute nb_loops. Call compute_all_dependences,
5510 build_classic_dist_vector and build_classic_dir_vector with correct
5512 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5513 with correct parameters. Compare dimensions for ARRAY_REFs only.
5514 (free_data_refs): Call macro to free access functions.
5515 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5516 fields from stmt_vinfo.
5517 (struct base_object_info): New structure.
5518 (struct data_reference): Move fields to base_object_info. Add fields
5519 first_location and object_info for above structures. Move fields from
5520 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5521 aligned_to. Add macros to access the new fields.
5522 Update functions declarations.
5523 * tree-flow.h (is_aliased_with): Declare.
5524 * tree-loop-linear.c (linear_transform_loops): Call
5525 compute_data_dependences_for_loop with correct parameters.
5526 * tree-ssa-alias.c (is_aliased_with): New function.
5527 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5528 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5529 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5530 vect_base_addr_differ_p, compute_subscript_distance and
5531 build_classic_dist_vector. Add printings. Check absolute value of
5533 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5535 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5536 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5537 to bytes. Add printing.
5538 (vect_compute_data_refs_alignment): Go through loads and stores in one
5540 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5541 vect_analyze_data_ref_access): Likewise.
5542 (vect_analyze_pointer_ref_access): Remove.
5543 (vect_address_analysis, vect_object_analysis): Likewise.
5544 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5545 and analyze data-refs in the loop.
5546 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5547 fields of data-ref instead of stmt. Add init to the offset from the
5549 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5550 (vect_update_init_of_dr): Likewise.
5551 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5552 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5554 (new_loop_vec_info): Initialize new fields.
5555 (destroy_loop_vec_info): Free new fields.
5556 (vect_strip_conversion): Remove.
5557 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5558 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5559 datarefs. Add new field ddrs.
5560 Add macros for the new fields access.
5561 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5562 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5563 Remove their macros.
5564 * tree.h (highest_pow2_factor): Declare.
5566 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5568 * calls.c (store_one_arg): Check for sibling call MEM arguments
5569 from already clobbered incoming argument area.
5571 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5573 * c-common.c (check_missing_format_attribute): New.
5574 * c-common.h (check_missing_format_attribute): Likewise.
5575 * c-typeck.c (convert_for_assignment): Use it.
5577 2005-07-24 Andreas Schwab <schwab@suse.de>
5579 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5580 register use a word move. Correct operand of ext.w in 68000 code.
5582 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5584 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5585 variables as declarations, rather than definitions.
5587 2005-07-24 Ira Rosen <irar@il.ibm.com>
5589 PR tree-optimization/22526
5590 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5593 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5595 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5596 that C99 reserve for future use. Use it to define clog10,
5597 clog10f and clog10l.
5599 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5601 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5602 * configure.ac: Check for -Wmissing-format-attribute.
5604 * configure: Regenerate.
5606 2005-07-23 Richard Henderson <rth@redhat.com>
5608 PR tree-optimization/22623
5609 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5611 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5614 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5616 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5618 * Makefile.in (C_TREE_H): Update dependencies.
5619 * c-tree.h: Include toplev.h.
5620 * diagnostic.h (diagnostic_set_info): Add format attribute.
5621 * rtl-error.c (diagnostic_for_asm): Likewise.
5623 2005-07-23 Chao-ying Fu <fu@mips.com>
5625 * config/mips/mips-dsp.md: New file.
5626 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5627 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5629 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5630 MIPS_BUILTIN_BPOSGE32.
5631 (mips_expand_builtin_direct): Add one parameter to indicate that
5632 builtin functions need to return a value.
5633 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5635 (mips_regno_to_class): Add classes for 12 new DSP registers.
5636 (mips_subword): Change to check four HI registers.
5637 (mips_output_move): Output move to and from 6 new DSP accumulators.
5638 (override_options): Make sure -mdsp and -mips16 are not used together.
5639 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5641 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5643 (print_operand): Add 'q' for printing DSP accumulators.
5644 (mips_cannot_change_mode_class): Check ACC_REGS.
5645 (mips_secondary_reload_class): Check ACC_REGS.
5646 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5647 (mips_register_move_cost): Check ACC_REGS.
5648 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5649 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5650 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5651 (dsp_bdesc): New array.
5652 (bdesc_arrays): Add DSP builtin function table.
5653 (mips_prepare_builtin_arg): Check predicate again after
5655 (mips_expand_builtin): Add one more parameter to
5656 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5657 MIPS_BUILTIN_BPOSGE32.
5658 (mips_init_builtins): Initialize new function types.
5659 (mips_expand_builtin_direct): Check if builtin functions need to
5660 return a value and pass operands properly.
5661 (mips_expand_builtin_bposge): New function.
5662 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5663 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5664 (FIRST_PSEUDO_REGISTER): Increase to 188.
5665 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5666 Update for 12 new DSP registers.
5667 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5668 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5669 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5670 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5671 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5672 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5673 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5674 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5675 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5676 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5677 (REGISTER_NAMES): Add names for 12 new DSP registers.
5678 * config/mips/mips.md: Include mips-dsp.md.
5679 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5680 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5681 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5682 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5683 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5684 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5685 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5686 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5687 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5688 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5689 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5690 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5691 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5692 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5693 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5694 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5695 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5696 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5697 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5698 (UNSPEC_RDDSP): New constants.
5699 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5700 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5702 * config/mips/mips.opt (-mdsp): New option.
5703 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5704 (reg_imm10_operand): New predicates.
5705 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5706 * doc/invoke.texi (-mdsp): Document new option.
5708 2005-07-22 DJ Delorie <dj@redhat.com>
5710 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5712 * tree-inline.c (inlinable_function_p): Likewise.
5714 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5717 * toplev.c (check_global_declarations): Do not mark undefined
5718 variables as DECL_IGNORED_P.
5719 * varasm.c (first_global_object_name): GTY it.
5720 (weak_global_object_name): Likewise.
5721 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5722 a string to go into {weak,first}_global_object_name.
5724 2005-07-22 DJ Delorie <dj@redhat.com>
5726 * c-format.c (check_function_format): Change warning control
5727 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5729 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5731 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5732 &PTR->FLD a dereference of PTR.
5733 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5734 a potential dereference of PTR.
5736 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5738 PR rtl-optimization/20370
5739 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5740 call allocate_reg_info if necessary.
5742 PR rtl-optimization/21848
5743 * calls.c (emit_library_call_value_1): For const functions, add
5744 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5746 PR rtl-optimization/22445
5747 * cselib.c (target.h): Include.
5748 (rtx_equal_for_cselib_p): Allow commutative matches.
5749 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5750 Remove MODE parameter. Changed all callers.
5752 PR rtl-optimization/22258
5753 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5755 (try_combine): Use likely_spilled_retval_p.
5757 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5759 * config.gcc: Add crx-elf support.
5761 * doc/contrib.texi: Mention crx.
5762 * doc/extend.texi: Document crx extensions.
5763 * doc/install.texi: Document crx install.
5764 * doc/invoke.texi: Document crx options.
5765 * doc/md.texi: Document crx constraints.
5767 * config/crx/crx-protos.h: New file.
5768 * config/crx/crx.c: New file.
5769 * config/crx/crx.h: New file.
5770 * config/crx/crx.md: New file.
5771 * config/crx/crx.opt: New file.
5772 * config/crx/t-crx: New file.
5774 2005-07-22 Manfred Hollstein <mh@suse.com>
5776 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5778 (int_add_graph_edge): Likewise.
5779 (collapse_nodes): Likewise.
5780 (process_unification_queue): Likewise.
5782 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5783 Laurent GUERBY <laurent@guerby.net>
5785 PR tree-optimization/22336
5786 * function.c (record_block_change): Check for
5787 cfun->ib_boundaries_block.
5789 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5791 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5792 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5794 2005-07-21 DJ Delorie <dj@redhat.com>
5796 * toplev.c (warn_deprecated_use): Add warning control to warning
5798 * c-typeck.c (parser_build_binary_op): Likewise.
5799 (c_finish_if_stmt): Likewise.
5800 * c-common.c (check_function_sentinel): Likewise.
5801 (check_nonnull_arg): Likewise.
5803 2005-07-21 Richard Henderson <rth@redhat.com>
5806 * tree-complex.c (complex_ssa_name_components): New.
5807 (cvc_lookup): Allow entry not found.
5808 (create_components): Remove.
5809 (create_one_component_var, get_component_var): New.
5810 (get_component_ssa_name, set_component_ssa_name): New.
5811 (extract_component): Use get_component_ssa_name.
5812 (update_complex_components): Use set_component_ssa_name.
5813 (update_complex_components_on_edge): Likewise.
5814 (update_phi_components): Create new PHI nodes directly, instead
5815 of adding insns to edges.
5816 (tree_lower_complex): Allocate and free complex_variable_components
5817 and complex_ssa_name_components here.
5819 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5821 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5822 revert to returning false.
5824 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5827 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5829 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5832 * config/i386/i386.md (cmpxf): Change operand constraints
5833 to "nonmemory_operand".
5835 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5837 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5839 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5842 * fold-const.c (fold_build1): Add checksum for the operands.
5843 (fold_build2): Likewise.
5844 (fold_build3): Likewise.
5846 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5849 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5851 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5853 * common.opt (-fforward-propagate): Committed by mistake,
5856 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5858 * reg-stack.c: Fix comment typo(s).
5859 * tree-ssa-operands.c: Likewise.
5860 * tree-vectorizer: Likewise.
5862 2005-07-21 Nick Clifton <nickc@redhat.com>
5864 * config/sh/symbian.c: Replace C++ style line comments with C
5865 style line comments.
5866 (symbian_add_attribute): Do not use a ? operator on the LHS of
5868 (sh_symbian_handle_dll_attribute): Change the type of the
5869 method vector to "VEC(tree,gc)*" and use vector accessor
5870 macros to walk over the elements.
5871 (symbian_export_vtable_and_rtti_p): Likewise.
5872 (symbian_class_needs_attribute_p): Likewise.
5874 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5877 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5878 initialize targetm.resolve_overloaded_builtin here.
5879 (altivec_expand_overloaded_builtin): Make it non-static.
5880 * config/rs6000/rs6000-protos.h
5881 (altivec_expand_overloaded_builtin): New prototype.
5882 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5883 targetm.resolve_overloaded_builtin here.
5884 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5886 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5887 Zdenek Dvorak <dvorakz@suse.cz>
5889 PR tree-optimization/19210
5890 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5892 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5893 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5894 rely on unproven assumptions.
5895 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5896 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5897 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5898 to number_of_iterations_exit.
5899 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5900 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5901 * tree-ssa-loop-niter.c (find_loop_niter,
5902 estimate_numbers_of_iterations_loop): Likewise.
5903 (number_of_iterations_exit): Honor the new options.
5904 * doc/invoke.texi (Wunsafe-loop-optimizations,
5905 funsafe-loop-optimizations): Document them.
5907 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5909 PR rtl-optimization/22167
5910 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5912 2005-07-20 Adam Nemet <anemet@lnxw.com>
5914 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5915 __do_global_dtors_aux longcall.
5917 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5919 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5920 (old_special_pred_table): Don't reference
5921 SPECIAL_MODE_PREDICATES.
5922 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5923 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5924 * config/sh/predicates.h: Don't mention
5925 SPECIAL_MODE_PREDICATES.
5926 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5929 2005-07-20 DJ Delorie <dj@redhat.com>
5931 * config.gcc: Add m32c-elf support.
5933 * doc/contrib.texi: Mention m32c.
5934 * doc/extend.texi: Document m32c extensions.
5935 * doc/install.texi: Mention m32c.
5936 * doc/invoke.texi: Document m32c options.
5937 * doc/md.texi: Document m32c constraints.
5939 * config/m32c/addsub.md: New file.
5940 * config/m32c/bitops.md: New file.
5941 * config/m32c/cond.md: New file.
5942 * config/m32c/jump.md: New file.
5943 * config/m32c/m32c-lib1.S: New file.
5944 * config/m32c/m32c-lib2.c: New file.
5945 * config/m32c/m32c-modes.def: New file.
5946 * config/m32c/m32c-pragma.c: New file.
5947 * config/m32c/m32c-protos.h: New file.
5948 * config/m32c/m32c.abi: New file.
5949 * config/m32c/m32c.c: New file.
5950 * config/m32c/m32c.h: New file.
5951 * config/m32c/m32c.md: New file.
5952 * config/m32c/m32c.opt: New file.
5953 * config/m32c/minmax.md: New file.
5954 * config/m32c/mov.md: New file.
5955 * config/m32c/muldiv.md: New file.
5956 * config/m32c/predicates.md: New file.
5957 * config/m32c/prologue.md: New file.
5958 * config/m32c/shift.md: New file.
5959 * config/m32c/t-m32c: New file.
5961 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5963 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5964 (stack_protect_set, stack_protect_test): New expanders.
5965 (stack_protect_set_si, stack_protect_set_si_media,
5966 stack_protect_set_di_media, stack_protect_test_si,
5967 stack_protect_test_si_media, stack_protect_test_di_media):
5970 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5972 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5974 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5976 * tree.h (tree_expr_nonzero_p): Export.
5977 * fold-const.c (tree_expr_nonzero_p): Likewise.
5978 Return true for CALL_EXPRs that are alloca calls.
5979 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5981 * tree-flow.h (expr_computes_nonzero): Remove.
5982 * tree-vrp.c (expr_computes_nonzero): Remove.
5983 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5984 (extract_range_from_unary_expr): Likewise.
5985 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5986 tree_expr_nonzero_p.
5988 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5990 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5991 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5992 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5993 All callers changed.
5994 (frame_related_constant_load): New arg "related" which controls
5995 setting of RTX_FRAME_RELATED_P. All callers changed.
5996 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5997 (bfin_expand_prologue): Add stack limit checking.
5998 * config/bfin/bfin.md (trapifcc): New pattern.
6000 * config/bfin/bfin.c: Include "langhooks.h".
6001 (def_builtin): Go through lang_hooks to call builtin_function.
6003 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6004 * config/bfin/predicates.md (symbol_ref_operand): New.
6005 (call_insn_operand): Delete. All callers changed to use
6006 register_no_elim_operand.
6007 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6009 (function_arg): Use it to generate the call's operand 2.
6010 (bfin_longcall_p): New function.
6011 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6012 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6013 determine if the address needs to be in a REG.
6014 (bfin_handle_longcall_attribute): New function.
6015 (bfin_attribute_table): Add "longcall" and "shortcall".
6016 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6017 (CUMULATIVE_ARGS): New member call_cookie.
6018 (PREDICATE_CODES): Add symbol_ref_operand.
6019 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6020 extra USE to the pattern.
6021 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6022 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6023 sibcall_value_insn; now the new patterns handle direct calls and the
6024 old ones indirect calls.
6025 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6027 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6029 * doc/trouble.texi: Update section on handling of empty loops.
6031 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6033 * config.gcc: Remove support for sparc-*-openbsd*,
6034 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6036 * config.host: Remove support for i860-*-sysv4* as a host.
6037 * config/i860/*, config/ip2k/*, config/ns32k/*,
6038 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6039 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6040 mention obsolete ports.
6042 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6044 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6046 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6047 of frame_pointer_rtx.
6048 (sh_expand_epilogue): Likewise.
6049 (sh_set_return_address): Likewise.
6050 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6051 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6052 offsets from FRAME_POINTER_REGNUM.
6053 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6054 (sh_register_names): Add initializer for sfp.
6055 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6056 (VALID_REGISTER_P): Likewise.
6057 (FIRST_PSEUDO_REGISTER): Update.
6058 (DWARF_FRAME_REGISTERS): Define.
6059 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6060 (HARD_FRAME_POINTER_REGNUM): Define.
6061 (FRAME_POINTER_REGNUM): Redefine.
6062 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6063 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6064 from FRAME_POINTER_REGNUM.
6065 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6066 FRAME_POINTER_REGNUM.
6067 (REG_CLASS_CONTENTS): Add sfp.
6068 (REG_ALLOC_ORDER): Likewise.
6069 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6070 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6071 of frame_pointer_rtx.
6072 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6074 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6076 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6077 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6078 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6080 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6083 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6085 Make CONSTRUCTOR use VEC to store initializers.
6086 * c-common.c (complete_array_type): Update to cope with VEC in
6088 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6089 (pp_c_constructor_elts): New function.
6090 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6091 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6092 struct constructor_stack, struct initializer_stack,
6093 constructor_elements, push_init_level, pop_init_level,
6094 add_pending_init, find_init_member, output_init_element): Update to
6095 cope with VEC in CONSTRUCTOR_ELTS.
6096 * coverage.c (build_fn_info_value, build_ctr_info_value,
6097 build_gcov_info): Likewise.
6098 * expr.c (categorize_ctor_elements_1, store_constructor,
6099 expand_expr_real_1): Likewise.
6100 * fold-const.c (fold_ternary): Likewise.
6101 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6102 gimplify_init_constructor, gimplify_expr): Likewise.
6103 * tree-dump.c (dequeue_and_dump): Likewise.
6104 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6106 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6108 * tree-sra.c (generate_element_init_1): Likewise.
6109 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6110 * tree-ssa-operands.c (get_expr_operands): Likewise.
6111 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6112 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6113 (get_initial_def_for_reduction): Likewise.
6114 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6115 value handle in annotations.
6116 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6117 tree_node_structure): Add support for constr_kind.
6118 (build_vector_from_ctor, build_constructor_single,
6119 build_constructor_from_list): New functions.
6120 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6121 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6122 Update to cope with VEC in CONSTRUCTOR_ELTS.
6123 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6124 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6125 CONSTRUCTOR_APPEND_ELT): New macros.
6126 (struct constructor_elt, struct tree_constructor): New data types.
6127 (union tree_node): Add tree_constructor field.
6128 * treestruct.def: Define TS_CONSTRUCTOR.
6129 * varasm.c (const_hash_1, compare_constant, copy_constant,
6130 compute_reloc_for_constant, output_addressed_constants,
6131 initializer_constant_valid_p, output_constant,
6132 array_size_for_constructor, output_constructor): Update to cope with
6133 VEC in CONSTRUCTOR_ELTS.
6134 * vec.h (VEC_empty, VEC_copy): New macros.
6136 2005-07-19 Devang Patel <dpatel@apple.com>
6138 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6140 2005-07-19 Richard Henderson <rth@redhat.com>
6143 * gimplify.c (gimplify_expr): Use main variant type for the temp
6144 destination for a discarded volatile read.
6145 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6146 casts between non-void types that change volatility.
6148 2005-07-15 DJ Delorie <dj@redhat.com>
6150 * toplev.h: Add comment about the first parameter for warning().
6151 * errors.h: Likewise.
6153 * c.opt (Wpragmas): New.
6154 * doc/invoke.texi: Document it.
6156 * function.c (do_warn_unused_parameter): Add warning control to
6158 * c-decl.c (warn_if_shadowing): Likewise.
6159 * c-lex.c (cb_def_pragma): Likewise.
6160 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6161 (pop_alignment): Likewise.
6162 (handle_pragma_pack): Likewise.
6163 (apply_pragma_weak): Likewise.
6164 (handle_pragma_weak): Likewise.
6165 (handle_pragma_redefine_extname): Likewise.
6166 (add_to_renaming_pragma_list): Likewise.
6167 (handle_pragma_extern_prefix): Likewise.
6168 (maybe_apply_renaming_pragma): Likewise.
6169 (handle_pragma_visibility): Likewise.
6171 * config/c4x/c4x-c.c (BAD): Likewise.
6172 (c4x_parse_pragma): Likewise.
6173 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6174 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6175 (rs6000_pragma_longcall): Likewise.
6176 * config/v850/v850-c.c (pop_data_area): Likewise.
6177 (ghs_pragma_section): Likewise.
6178 (ghs_pragma_section): Likewise.
6179 (ghs_pragma_interrupt): Likewise.
6180 (ghs_pragma_starttda): Likewise.
6181 (ghs_pragma_startsda): Likewise.
6182 (ghs_pragma_startzda): Likewise.
6183 (ghs_pragma_endtda): Likewise.
6184 (ghs_pragma_endsda): Likewise.
6185 (ghs_pragma_endzda): Likewise.
6187 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6188 Kenneth Zadeck <zadeck@naturalbridge.com>
6190 * Makefile.in: Removed tree-promote-statics.c
6191 * tree-promote-statics.c: Removed.
6192 * common.opt: Removed flag-promote-statics.
6194 * passes.c: Removed tree-promote-statics pass.
6195 * tree-pass.h: Ditto.
6196 * timevar.def: Removed TV_PROMOTE_STATICS.
6199 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6201 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6203 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6205 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6208 * c-common.c (check_function_arguments): Call
6209 'check_function_format' if either -Wformat or
6210 -Wmissing-format-attribute are specified.
6211 * c-format.c (check_function_format): Check -Wformat before
6212 calling 'check_format_info'.
6213 * c-opts.c (c_common_post_options): Don't warn for
6214 -Wmissing-format-attribute without -Wformat.
6215 * c-typeck.c (convert_for_assignment): Detect additional cases for
6216 -Wmissing-format-attribute.
6217 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6220 2005-07-19 Richard Guenther <rguenther@suse.de>
6222 * config/i386/i386.md (lrint<mode>2): Use temporary
6223 instead of clobbering non-existent memory.
6225 2005-07-19 Nick Clifton <nickc@redhat.com>
6227 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6228 statement to avoid displaying ASCII control characters.
6230 2005-07-19 Ben Elliston <bje@au.ibm.com>
6232 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6233 * cfganal.c (find_edge_index): Ditto.
6234 * combine.c (combine_instructions): Ditto.
6235 * ddg.c (create_scc): Ditto.
6236 (find_successors): Ditto.
6237 (find_predecessors): Ditto.
6238 (find_nodes_on_paths): Ditto.
6239 (longest_simple_path): Ditto.
6240 * flow.c (update_life_info): Ditto.
6241 (count_or_remove_death_notes): Ditto.
6242 (clear_log_links): Ditto.
6243 * modulo-sched.c (generate_reg_moves): Ditto.
6244 (find_max_asap): Ditto.
6245 (find_max_hv_min_mob): Ditto.
6246 (find_max_dv_min_mob): Ditto.
6247 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6248 * sched-rgn.c (extract_edgelst): Ditto.
6249 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6250 (dump_update_ssa): Ditto.
6251 (ssa_names_to_replace) Ditto.
6252 (switch_virtuals_to_full_rewrite): Ditto.
6253 (update_ssa): Ditto.
6254 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6256 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6258 Fix PR tree-optimization/22483
6260 * tree-complex.c (create_components): Use
6261 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6262 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6263 * tree-flow.h (safe_referenced_var_iterator): New structure.
6264 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6265 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6266 safe_referenced_var iterator.
6267 (add_type_alias): Ditto.
6269 2005-07-19 Steven Bosscher <stevenb@suse.de>
6271 * loop-init.c (rest_of_handle_loop2): Remove.
6272 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6273 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6274 (pass_rtl_loop_init, pass_rtl_loop_done,
6275 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6276 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6277 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6278 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6279 pass_tree_loop_done, and pass_tree_unswitch.
6280 (gate_loop): Rename to gate_tree_loop.
6281 * passes.c (init_optimization_passes): Update for renamed tree
6282 loop passes. Add the new loop2 passes as subpasses of loop2.
6283 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6284 Update for the renamed tree loop passes.
6286 2005-07-18 Ian Lance Taylor <ian@airs.com>
6289 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6290 blocks when optimizing.
6292 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6294 * common.opt (frename-registers): Initialize to 2.
6296 (fgcse-after-reload): Ditto.
6297 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6298 (process_options): Only change flag_web, flag_rename_registers,
6299 and flag_rerun_cse_after_loop if not explicitly set by user.
6301 2005-07-18 Jan Beulich <jbeulich@novell.com>
6303 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6304 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6305 in 64-bit mode the same as DImode in 32-bit mode.
6306 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6307 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6308 mode. Add new mode parameter.
6309 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6310 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6311 x86_64_shift_adj): New expanders.
6312 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6313 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6315 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6316 DImode shift splitters.
6317 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6318 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6321 2005-07-18 Jan Beulich <jbeulich@novell.com>
6323 * i386.md (movdi_extzv_1): New.
6324 (zero_extendhidi2): Combine alternatives and never force use of
6326 (zero_extendqidi2): Likewise. Don't restrict input selection.
6328 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6330 Fix PR tree-optimization/22531
6331 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6334 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6336 * tree-promote-statics.c (pass_promote_statics): Change dump file
6339 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6341 * tree-optimize.c (init_tree_optimization_passes): Add
6342 pass_eliminate_useless_stores pass.
6343 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6344 * tree-ssa-pre.c (is_copy_stmt): New function.
6345 (follow_copies_till_vuse): Ditto.
6346 (do_eustores): Ditto.
6347 (gate_eustores): Ditto.
6349 2005-07-16 Richard Henderson <rth@redhat.com>
6351 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6353 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6354 Kenneth Zadeck <zadeck@naturalbridge.com>
6356 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6357 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6358 ipa-type-escape.h, tree-promote-statics.c
6359 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6360 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6361 tree-promote-statics.c: new files.
6362 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6363 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6364 int nonlocal_set_p, mark_constant_function): Deleted.
6365 (rest_of_handle_cfg): Removed call to mark_constant_function.
6366 (nonoverlapping_component_refs_p): Added calls to support
6367 type based aliasing.
6368 * tree-ssa-alias.c (may_alias_p,
6369 compute_flow_insensitive_aliasing): Ditto.
6370 * calls.c (flags_from_decl_or_type): Removed reference to
6372 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6373 too many arguments. This is necessary for Spec 2000.
6374 * cgraph.h (const_function, pure_function): Removed.
6375 * common.opt: Added "fipa-pure-const", "fipa-reference",
6376 "fipa-type-escape", and "ftree-promote-static".
6378 * passes.c: Added ipa and tree-promote-statics passes.
6379 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6380 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6381 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6382 * tree-flow.h: Added exposed sra calls and addition of
6383 reference_vars_info field for FUNCTION_DECLS.
6384 * tree-pass.h: Added passes.
6385 * tree-sra.c: (sra_init_cache): New function.
6386 (sra_insert_before, sra_insert_after) Made public.
6387 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6389 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6390 aliasing. (may_alias_p): Added code to use type escape analysis to
6392 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6393 code to prune clobbers of static variables based on information
6394 produced in ipa-reference pass. Changed call clobbering so that
6395 statics are not marked as clobbered if the call does not clobber
6398 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6400 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6403 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6405 * doc/install.texi (*-*-solaris2*): Document recommended version
6406 of GNU binutils and mention GNU linker problem on Solaris 10.
6408 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6411 * c-decl.c (c_build_bitfield_integer_type): New function.
6412 (finish_struct): Call it.
6413 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6415 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6417 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6420 2005-07-16 Jan Hubicka <jh@suse.cz>
6422 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6423 (scale_bbs_frequencies_int): Watch roundoff errors.
6424 * predict.c (return_prediction): Initialize return_stmt.
6426 2005-07-16 Jan Hubicka <jh@suse.cz>
6428 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6429 after RTL profiling.
6431 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6434 * fold-const.c (build_range_check): Convert high/low to etype
6435 if we are only comparing against exp.
6437 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6439 Fix PR tree-optimization/22376
6440 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6442 (need_to_solve): New function.
6443 (compute_points_to_sets): Use it.
6445 2005-07-15 Jan Hubicka <jh@suse.cz>
6447 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6448 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6450 2005-07-15 Richard Guenther <rguenther@suse.de>
6452 * c-common.c (handle_flatten_attribute): New function.
6453 Add flatten function attribute.
6454 * doc/extend.texi: Document flatten function attribute.
6455 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6456 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6458 (cgraph_decide_inlining): Handle functions with flatten
6461 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6463 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6464 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6465 UNSPEC_XCHG, UNSPEC_AND): New.
6466 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6467 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6468 * config/rs6000/sync.md (FETCHOP): New code macro.
6469 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6471 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6472 (sync_compare_and_swap<mode>): Same.
6473 (sync_lock_test_and_set<mode>): Same.
6474 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6475 for QImode and HImode, and not PPC405.
6476 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6477 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6478 (sync_<fetchop>{si,di}_internal): New.
6479 (sync_nand{si,di}_internal): New.
6480 (sync_old_<fetchop>{si,di}_internal): New.
6481 (sync_old_nand{si,di}_internal): New
6482 (sync_new_<fetchop>{si,di}_internal): New.
6483 (sync_new_nand{si,di}_internal): New.
6484 (atomic_and{si,di}): New.
6485 (sync_new_nand{si,di}_internal): New.
6486 (atomic_and{si,di}): New.
6487 (sync_add<mode>_internal): Delete.
6488 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6489 (sync_sub<mode>_internal): Delte.
6490 (sync_subshort_internal): New.
6491 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6492 (sync_anddi_internal): Delete.
6493 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6494 (sync_booldi_internal): Delete.
6495 (sync_boolc<mode>_internal): Delete.
6496 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6497 (sync_boolc<mode>_internal2): Delete.
6498 (sync_boolcc<mode>_internal): Delete.
6499 (isync, lwsync): Use unspec instead of unspec_volatile.
6500 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6501 Revert UNSPEC_VOLATILE.
6502 (rs6000_split_atomic_op): New.
6503 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6505 2005-07-14 Eric Christopher <echristo@redhat.com>
6507 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6508 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6510 2005-07-14 Eric Christopher <echristo@redhat.com>
6512 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6514 2005-07-14 Steven Bosscher <stevenb@suse.de>
6516 PR tree-optimization/22230
6517 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6518 the computation of the four cross productions for "range op range".
6520 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6521 Ulrich Weigand <uweigand@de.ibm.com>
6524 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6527 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6529 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6531 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6533 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6535 2005-07-14 Richard Guenther <rguenther@suse.de>
6538 * config/i386/i386-protos.h (ix86_function_value): Change
6539 prototype to match new target hook.
6540 * config/i386/i386.c (ix86_value_regno): Change prototype
6541 to take extra type argument.
6542 (TARGET_FUNCTION_VALUE): Define.
6543 (ix86_function_ok_for_sibcall): Pass extra argument to
6544 ix86_value_regno, check return slot rtx for exact match.
6545 (ix86_function_value): Take extra parameter. Dispatch to
6546 ix86_value_regno with fndecl/fntype as provided.
6547 (ix86_value_regno): Handle extra type argument.
6548 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6550 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6551 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6552 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6553 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6554 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6556 2005-07-14 Richard Guenther <rguenther@suse.de>
6558 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6559 * calls.c (expand_call): Pass fntype to hard_function_value.
6560 (emit_library_call_value_1): Likewise.
6561 * explow.c: Include target.h.
6562 (hard_function_value): Take extra argument, the fntype.
6563 Use new target hook for function_value.
6564 * expr.h (hard_function_value): Change prototype.
6565 * function.c (aggregate_value_p): Pass 0 as fntype to
6566 hard_function_value.
6567 (assign_parms): Use new target hook for function_value.
6568 Pass 0 as fntype to hard_function_value.
6569 (expand_function_end): Likewise.
6570 * reg-stack.c: Include target.h.
6571 (stack_result): Use new target hook for function_value.
6572 * target-def.h: New target hook function_value.
6573 * target.h: Likewise.
6574 * targhooks.c (default_function_value): New function.
6575 * targhooks.h (default_function_value): Declare.
6577 2005-07-13 Ian Lance Taylor <ian@airs.com>
6579 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6581 2005-07-14 Jan Hubicka <jh@suse.cz>
6583 * tree-dfa.c (dump_variable): Use default_def function.
6584 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6585 * tree-ssa.c (verify_use): Likewise.
6586 * tree-ssanames.c (release_ssa_name): Likewise.
6587 * tree-tailcall.c (eliminate_tail_call): Likewise.
6588 (tree_optimize_tail_calls_1): Likewise.
6589 * tree-vrp.c (get_value_range): Likewise.
6591 2005-07-14 Ben Elliston <bje@au.ibm.com>
6593 * gcc.c (main): Compare language[0] with '*' when iterating over
6596 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6598 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6599 "s390_emit_compare". Add handling of CCZ1mode.
6600 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6601 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6603 (s390_branch_condition_mask): Add CCZ1mode handling.
6604 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6605 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6606 Use CCZ1mode instead of CCZmode.
6607 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6609 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6611 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6613 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6615 2005-07-13 Eric Christopher <echristo@redhat.com>
6617 * config/mips/mips.c (mips_canonicalize_comparison): New.
6618 (mips_emit_int_relational): Use.
6620 2005-07-13 Eric Christopher <echristo@redhat.com>
6622 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6624 * config/s390/s390.md: Include tpf.md. Move tpf specific
6626 * config/s390/tpf.md: To here.
6627 * config/s390/s390.opt: Move tpf specific options...
6628 * config/s390/tpf.opt: to here. Add mmain option.
6629 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6630 * config/s390/tpf.h: Rewrite.
6632 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6634 * doc/tm.texi: Remove @xref{Cross-profiling}.
6636 2005-07-13 Jeff Law <law@redhat.com>
6638 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6639 expressions, test their _DECL operands for pointer equality rather
6640 than using operand_equal_p.
6642 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6644 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6645 (TARGET_POSIX_IO): This.
6646 * config/darwin.h: Likewise.
6647 * config/freebsd.h: Likewise.
6648 * config/linux.h: Likewise.
6649 * config/lynx.h: Likewise.
6650 * config/netbsd.h: Likewise.
6651 * config/rs6000/linux64.h: Likewise.
6652 * config/rs6000/linux.h: Likewise.
6653 * config/s390/tpf.h: Likewise.
6654 * config/sh/embed-elf.h: Likewise.
6655 * config/sparc/linux64.h: Likewise.
6656 * config/sparc/linux.h: Likewise.
6657 * config/svr4.h: Likewise.
6658 * gcov-io.h: Likewise.
6660 * doc/tm.texi: Updated.
6662 * libgcov.c (create_file_directory): Defined only if
6663 TARGET_POSIX_IO is defined.
6664 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6667 2005-07-13 Jan Hubicka <jh@suse.cz>
6669 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6671 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6673 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6674 structure as argument.
6676 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6678 PR tree-optimization/21921
6679 * tree-iterator.c (tsi_link_before): Support the case when
6680 tsi_end_p (tsi) == true.
6682 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6684 PR tree-optimization/22442
6685 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6688 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6690 PR rtl-optimization/20376
6691 * toplev.c (process_options): Enable -fweb and -frename-registers when
6693 * doc/invoke.texi: Update the information about when -fweb and
6694 -frename-registers are enabled.
6696 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6699 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6700 if *rhs_p is not a SSA_NAME.
6702 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6704 Fix PR tree-optimization/22422
6705 * tree-ssa-structalias.c (struct variable_info): Add flag for
6707 (get_varinfo): Now a static function.
6708 (new_varinfo): init has_union and is_special_var to false.
6709 (solution_set_add): Check has_union.
6710 (do_da_constraint): Move temporary variable so it gets reset
6712 Also check for special variable.
6713 (do_ds_constraint): Ditto.
6714 (do_sd_constraint): Ditto.
6715 (do_structure_copy): Check for special variable.
6716 (find_func_aliases): Ditto.
6717 (init_base_vars): Set special vars properly.
6719 2005-07-13 Jan Hubicka <jh@suse.cz>
6721 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6724 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6725 (get_expr_operands): Fix thinko wrt flags and subvars.
6727 PR tree-optimize/22379
6728 * tree-inline.c (expand_call_inline): Do not output sorry in early
6731 2005-07-12 Dale Johannesen <dalej@apple.com>
6733 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6735 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6738 * host-linux.h: Include limits.h.
6740 2005-07-12 Dale Johannesen <dalej@apple.com>
6742 * expr.c (compress_float_constant): Add cost check.
6743 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6745 2005-07-12 Dale Johannesen <dalej@apple.com>
6747 * gcc.target/i386/compress-float-sse.c: New.
6748 * gcc.target/i386/compress-float-sse-pic.c: New.
6749 * gcc.target/i386/compress-float-387.c: New.
6750 * gcc.target/i386/compress-float-387-pic.c: New.
6751 * gcc.dg/compress-float-ppc.c: New.
6752 * gcc.dg/compress-float-ppc-pic.c: New.
6754 2005-07-12 Eric Christopher <echristo@redhat.com>
6756 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6758 * config/s390/s390.md: Include tpf.md. Move tpf specific
6760 * config/s390/tpf.md: To here.
6761 * config/s390/s390.opt: Move tpf specific options...
6762 * config/s390/tpf.opt: to here. Add mmain option.
6763 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6764 * config/s390/tpf.h: Rewrite.
6766 2005-07-12 Eric Christopher <echristo@redhat.com>
6768 * gcc.c (struct infile): Update comment for language.
6769 (main): Rewrite input file resetting code.
6771 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6774 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6775 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6776 (lookup_avail_expr): Use constant_boolean_node instead
6777 of boolean_false_node/boolean_true_node.
6779 2005-07-12 Ben Elliston <bje@au.ibm.com>
6781 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6782 and use it when printing num_edges.
6784 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6786 * doc/extend.texi (Blackfin Built-in Functions): New section.
6787 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6790 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6792 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6793 s/cmpstrsi/cmpstrnsi
6794 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6796 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6797 (init_optabs): Initialize cmpstrn_optab.
6798 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6799 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6800 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6801 * config/i386/i386.md: s/cmpstr/cmpstrn
6802 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6803 * doc/md.texi: Update documentation.
6805 2005-07-11 Richard Henderson <rth@redhat.com>
6807 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6808 build_va_arg_indirect_ref.
6809 (alpha_gimplify_va_arg): Likewise.
6810 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6811 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6812 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6813 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6814 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6815 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6817 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6819 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6821 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6822 * passes.c (init_optimization_passes): Add pass_empty_loop.
6823 * tree-pass.h (pass_empty_loop): Declare.
6824 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6825 try_remove_empty_loop, remove_empty_loops): New functions.
6826 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6827 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6829 2005-07-12 Peter Barada <peter@the-baradas.com>
6833 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6834 in address registers.
6835 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6836 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6837 alternative of addsi3_5200.
6839 2005-07-11 Ian Lance Taylor <ian@airs.com>
6841 * config/mips/mips.md (ffs<mode>2): Remove.
6843 2005-07-11 Ian Lance Taylor <ian@airs.com>
6845 * doc/tree-ssa.texi (Cleanups): Improve description of
6847 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6849 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6851 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6852 * tree.h (DECL_ARGUMENT_FLD): New macro.
6854 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6856 Fix PR tree-optimization/22404
6858 * tree-ssa-structalias.c (create_variable_info_for): Use
6861 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6863 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6864 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6865 for second comparison operand.
6866 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6868 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6869 (define_insn_reservation "alu"): Likewise.
6870 (csync, ssync): Now of type sync.
6871 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6872 -mcsync-anomaly -mspecld-anomaly.
6873 * config/bfin/bfin.opt (mcsync): Remove.
6874 (mcsync-anomaly, mspecld-anomaly): Add.
6875 * config/bfin/bfin.c: Include "insn-codes.h".
6876 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6877 (TARGET_DEFAULT_TARGET_FLAGS): New.
6878 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6880 2005-07-11 Steven Bosscher <stevenb@suse.de>
6882 * basic-block.h: Give the BB flags enum a name, bb_flags.
6883 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6884 * cfgcleanup.c (enum bb_flags): Remove here.
6885 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6886 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6887 (update_forwarder_flag): Likewise.
6888 (thread_jump): Likewise.
6889 (try_forward_edges): Likewise.
6890 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6891 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6892 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6894 2005-07-11 Richard Guenther <rguenther@suse.de>
6896 * config/i386/i386.opt: New target option -msseregparm.
6897 * config/i386/i386.c (override_options): Error out for
6898 -msseregparm but no SSE support.
6899 (ix86_function_sseregparm): Check for global sseregparm.
6900 * doc/invoke.texi: Document -msseregparm.
6902 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6904 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6905 (m32rle-*-linux*): Ditto.
6907 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6909 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6910 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6913 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6917 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6918 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6920 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6922 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6923 (varmap): Heapify varmap.
6924 (constraints): Heapify constraints.
6925 (struct constraint_graph): Heapify succs and preds.
6926 (constraint_vec_find): Update for heapification.
6927 (constraint_set_union): Ditto.
6928 (insert_into_complex): Ditto.
6929 (constraint_edge_vec_find): Ditto.
6930 (erase_graph_self_edge): Ditto.
6931 (add_graph_edge): Ditto.
6932 (get_graph_weights): Ditto.
6933 (merge_graph_nodes): Ditto.
6934 (build_constraint_graph): Ditto.
6935 (topo_visit): Ditto.
6936 (solve_graph): Ditto.
6937 (create_variable_info_for): Ditto.
6938 (init_base_vars): Ditto.
6939 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6940 (condese_varmap_nodes): Free complex vector.
6941 (clear_edges_for_node): Clear succs and preds vector.
6943 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6945 * tree-ssa-structalias.c (update_alias_info): Change counting of
6946 references to not include vdefs.
6948 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6950 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6953 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6955 * pa.c (pa_commutative_p): Make PLUS commutative when
6956 TARGET_NO_SPACE_REGS is true.
6958 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6960 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6961 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6962 * tree-dfa.c (dump_subvars_for): New.
6963 (debug_subvars_for): New.
6964 (dump_variable): Show subvariables if VAR has them.
6965 * tree-flow-inline.h (get_subvar_at): New.
6966 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6967 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6969 (struct subvar): Change fields offset and size to unsigned
6971 (dump_subvars_for): Declare.
6972 (debug_subvars_for): Declare.
6973 (get_subvar_at): Declare.
6974 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6975 to unsigned HOST_WIDE_INT *.
6976 (overlap_subvar): Likewise.
6977 * tree-gimple.c (is_gimple_reg): Always return false for
6978 SFTs and memory tags.
6979 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6981 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6982 (compute_may_aliases): Call compute_points_to_sets.
6983 (collect_points_to_info_for): Remove.
6984 (compute_points_to_and_addr_escape): Remove.
6985 (delete_alias_info): Call delete_points_to_sets.
6986 (compute_flow_sensitive_aliasing): If the call to
6987 find_what_p_points_to returns false, call set_pt_anything.
6988 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6989 (set_pt_anything): Clear pi->pt_vars.
6990 (set_pt_malloc): Remove.
6991 (merge_pointed_to_info): Remove.
6992 (add_pointed_to_expr): Remove.
6993 (add_pointed_to_var): Remove.
6994 (collect_points_to_info_r): Remove.
6995 (is_escape_site): Make extern.
6997 (create_overlap_variables_for): Call it.
6998 * tree-ssa-copy.c (merge_alias_info): Never merge
6999 flow-sensitive alias information.
7000 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7001 offset and size to be unsigned HOST_WIDE_INT.
7002 (add_to_addressable_set): Rename from note_addressable.
7003 Set TREE_ADDRESSABLE as the variables are added to the set.
7005 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7006 operands into VUSEs when adding V_MAY_DEFs for members in an
7008 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7009 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7010 (struct variable_info): Add bitfield is_heap_var.
7011 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7012 (new_var_info): Initialize is_heap_var.
7013 (get_constraint_for): Add HEAP variables to the symbol table.
7014 Mark them with is_heap_var.
7015 (update_alias_info): New. Taken mostly from the old
7016 compute_points_to_and_addr_escape.
7017 (handle_ptr_arith): New.
7018 (find_func_aliases): Call update_alias_info.
7019 Call handle_ptr_info for tcc_binary expressions.
7020 Call mark_stmt_modified.
7021 (create_variable_info_for): If DECL has subvars, do not create
7022 variables for its subvars. Always add all the fields.
7023 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7024 SFTs, then add all the SFTs of the structure.
7025 If VI->DECL is an aggregate with subvariables, add the SFT at
7027 (find_what_p_points_to): If VI is an artificial variable,
7028 translate to bitfields in SSA_NAME_PTR_INFO.
7029 If the solution is empty, set pi->pt_vars to NULL
7030 (init_base_vars): Create ANYOFFSET.
7031 (compute_points_to_sets): Rename from create_alias_vars.
7033 (pass_build_pta): Remove.
7034 (delete_points_to_sets): Rename from delete_alias_vars.
7035 (pass_del_pta): Remove.
7036 * tree-ssa-structalias.h (struct alias_info): Move from
7038 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7039 NUM_REFERENCES_SET): Likewise.
7040 (compute_points_to_sets, delete_points_to_sets): Declare.
7042 2005-07-09 Richard Henderson <rth@redhat.com>
7044 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7045 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7046 alpha_split_lock_test_and_set_12): New functions.
7047 * config/alpha/alpha-protos.h: Update.
7048 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7049 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7050 * config/alpha/sync.md (I12MODE): New.
7051 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7052 (sync_<fetchop_name><I48MODE>): Likewise.
7053 (sync_nand<I48MODE>): Likewise.
7054 (sync_old_<fetchop_name><I48MODE>): Likewise.
7055 (sync_new_<fetchop_name><I48MODE>): Likewise.
7056 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7057 (sync_compare_and_swap<I48MODE>): Likewise.
7058 (sync_lock_test_and_set<I48MODE>): Likewise.
7059 (sync_compare_and_swap<I12MODE>): New.
7060 (sync_compare_and_swap<I12MODE>_1): New.
7061 (sync_lock_test_and_set<I12MODE>): New.
7062 (sync_lock_test_and_set<I12MODE>_1): New.
7064 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7068 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7070 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7072 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7073 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7075 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7078 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7080 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7082 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7083 memory_operand constraint.
7084 (store_conditional_<mode>): Same.
7085 (sync_compare_and_swap<mode>): Same.
7086 (sync_lock_test_and_set<mode>): Same.
7088 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7090 Rewrite PIC support to more closely model actual instructions.
7091 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7092 (cris_symbol): Remove prototypes for removed functions.
7093 (cris_pic_symbol_type_of, cris_valid_pic_const)
7094 (cris_expand_pic_call_address): Prototypes for new functions.
7095 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7097 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7099 <case ':'>: Add case for new punctuation character.
7100 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7101 emitting (extra) PIC modifier.
7102 <case UNSPEC>: Do not assert for PLT.
7103 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7104 (cris_expand_prologue, cris_expand_epilogue): Check
7105 for pic_offset_table_rtx usage instead of taking
7106 current_function_uses_pic_offset_table as the final word.
7107 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7108 Remove flag_pic difference.
7109 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7110 the moral equivalents of...
7111 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7113 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7114 (cris_handle_option): Mark ARG as unused.
7115 (cris_expand_pic_call_address): New worker function for "call",
7117 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7118 output PIC constructs here.
7119 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7120 as symbol-specific modifers, not whole or part of operands.
7121 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7122 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7123 constants and flag_pic.
7124 (CONSTANT_INDEX_P): Adjust for new functions.
7125 (enum cris_pic_symbol_type): New helper type.
7126 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7127 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7128 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7130 ("movsi"): Emit actual instructions for GOT and relative access.
7131 ("*movsi_got_load"): New pattern to set up the register holding
7133 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7134 Adjust FIXME for 'S'.
7135 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7136 Use "movs" for -fpic cases.
7137 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7138 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7139 ("call", "call_value"): Just call cris_expand_pic_call_address for
7141 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7142 Remove special pattern.
7143 ("*expanded_call_side", "*expanded_call_value_side"): New
7145 (gotplt-to-plt, gotplt-to-plt-side-call)
7146 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7148 * config/cris/cris/predicates.md
7149 ("cris_general_operand_or_gotless_symbol"): Remove unused
7151 ("cris_general_operand_or_symbol"): Adjust for new functions.
7153 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7155 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7157 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7159 * Makefile.in (TREE_H): Add treestruct.def.
7160 (c-decl.o): Add pointer-set.h
7161 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7162 visibility on regular DECL's.
7163 (merge_decls): Fix the copying of decl nodes of various types for
7164 the new structures. Don't update RTL, section name, weak status,
7165 etc, on DECL's without RTL.
7166 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7167 Don't check volatile on non-variable types.
7168 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7169 to check whether we have seen arguments.
7170 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7171 flag is checked before field (flag is common, field is not).
7172 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7173 TS_DECL_COMMON could have an origin.
7174 (add_location_or_const_value_attribute): Don't check section name
7175 on non-var/function decls.
7176 (dwarf2out_var_location): Reverse order of tests.
7177 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7178 with DECL_WRTL_CHECK.
7179 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7180 * fold-const.c (fold_binary): Don't check weakness on
7181 non-var/function decls.
7182 (tree_expr_nonzero_p): Ditto.
7183 (fold_checksum_tree): Use tree_decl_extra as sizeof
7185 * ggc-page.c (extra_order_size_table): Add sizes for
7186 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7188 * gimplify.c (gimplify_bind_expr): Only set
7189 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7190 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7192 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7193 * langhooks.h (init_ts). New langhook.
7194 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7195 * print-tree.c (print_node): Update to only print fields that
7196 exist in the structures the passed decl has.
7197 * toplev.c (wrapup_global_declarations): Don't reset
7198 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7199 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7200 * tree-inline.c (remap_decl): Ditto.
7201 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7202 * tree-pretty-print.c (print_declaration): Don't print
7203 DECL_REGISTER on things that don't contain it.
7204 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7205 non-var/function decls.
7206 * tree.c (tree_contains_struct): New structure.
7207 (init_priority_for_decl): New hashtable.
7208 (tree_int_map): New structure.
7209 (tree_int_map_eq): New function.
7210 (tree_int_map_marked_p): Ditto.
7211 (tree_int_map_hash): Ditto.
7212 (tree_map): Move to tree.h.
7213 (tree_map_eq): Externalize.
7214 (tree_map_hash): Ditto.
7215 (tree_map_marked_p): Ditto.
7216 (init_ttree): Set up tree_contains_struct and call langhook.
7217 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7218 (tree_code_size): Update for new structures.
7219 (tree_node_structure): Update for new structures.
7220 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7222 (copy_node_stat): Copy init priority.
7223 (build_decl_stat): Ditto for visibility.
7224 (ts_enum_names): New.
7225 (tree_contains_struct_check_failed): New function.
7226 (decl_init_priority_lookup): Ditto.
7227 (decl_init_priority_insert): Ditto.
7228 * treestruct.def: New file.
7229 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7230 (CONTAINS_STRUCT_CHECK): Ditto.
7231 (tree_contains_struct_check_failed): New prototype.
7232 (DECL_CHECK): Removed.
7233 (DECL_MINIMAL_CHECK): New.
7234 (DECL_COMMON_CHECK): Ditto.
7235 (DECL_WRTL_CHECK): Ditto.
7236 (DECL_NON_COMMON_CHECK): Ditto.
7237 (DECL_WITH_VIS_CHECK): Ditto.
7238 (VAR_OR_FUNCTION_DECL_P): Ditto
7239 (struct tree_decl_minimal): New structure.
7240 (struct tree_decl_common): Ditto.
7241 (struct tree_decl_with_rtl): Ditto.
7242 (struct tree_decl_with_vis): Ditto.
7243 (struct tree_decl_non_common): Ditto.
7244 (struct tree_field_decl): Ditto.
7245 (struct tree_parm_decl): Ditto.
7246 (struct tree_var_decl): Ditto.
7247 (struct tree_function_decl): Ditto.
7248 (struct tree_const_decl): Ditto.
7249 (struct tree_result_decl): Ditto.
7250 (union tree_node): Add new structures.
7251 * var-tracking.c (track_expr_p): Reverse order of tests.
7253 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7255 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7257 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7258 * system.h: Poison FINALIZE_PIC.
7259 * doc/tm.texi (FINALIZE_PIC): Remove.
7261 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7264 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7265 to the correct type if we have a MODIFY_EXPR.
7267 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7269 PR tree-optimization/22360
7270 * tree.c (upper_bound_in_type): Fix calculations for casting
7271 to a non-wider signed type and casting a signed value to a
7272 wider unsigned type.
7273 (lower_bound_in_type): Fix calculations for casting to a
7274 non-wider signed type.
7276 PR tree-optimization/20139
7277 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7279 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7280 fold_cond_expr_cond.
7281 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7282 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7284 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7287 * tree-complex.c (expand_complex_libcall): Produce
7288 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7290 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7292 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7293 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7294 b" assert and inserted fastpath code for this case.
7295 (bitmap_ior): Removed "a != b" assert.
7297 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7299 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7300 (ENDFILE_SPEC): Likewise.
7301 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7303 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7304 a large stack frame at epilogue.
7306 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7308 * final.c: Include sdbout.h when required.
7310 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7312 * config.gcc (*-*-darwin*): Only one target-specific header file
7314 (powerpc-*-darwin*): Add version-specific header files.
7315 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7316 * config.in: Regenerate.
7317 * configure: Regenerate.
7318 * gcc.c: Include xregex.h.
7319 (version_compare_spec_function): New.
7320 (spec_function): Add version-compare.
7321 (replace_outfile_spec_function): Reformat comment.
7322 (compare_version_strings): New.
7323 * config/darwin-c.c (version_as_macro): New.
7324 (builtin_define): New.
7325 (darwin_cpp_builtins): New.
7326 * config/darwin-protos.h (darwin_cpp_builtins): New.
7327 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7328 (LIB_SPEC): Make unconditional, update comment.
7329 (TARGET_C99_FUNCTIONS): Define.
7330 * config/darwin.opt: Sort.
7331 (mmacosx-version-min=): New.
7332 * config/darwin7.h: Delete.
7333 * config/darwin8.h: Delete.
7334 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7335 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7336 (TARGET_C99_FUNCTIONS): Define.
7337 * config/rs6000/darwin7.h: New.
7338 * config/rs6000/darwin8.h: New.
7339 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7340 (-mmacosx-version-min): Document.
7342 2005-07-07 Ian Lance Taylor <ian@airs.com>
7344 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7346 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7349 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7351 2005-07-07 Khem Raj <kraj@mvista.com>
7353 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7354 in bytes, not words.
7356 2005-07-07 Paul Brook <paul@codesourcery.com>
7358 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7359 DEFAULT_FUNCTION_ARG_PADDING to upward.
7361 2005-07-07 Richard Henderson <rth@redhat.com>
7363 * function.c (locate_and_pad_parm): Record parameter alignment in
7364 stack_alignment_needed.
7366 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7368 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7369 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7370 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7371 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7372 (define_attr "type"): Add isync, sync, load_l, store_c.
7373 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7374 Create scratch volatile MEM.
7375 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7377 (load_locked_<mode>): New.
7378 (store_conditional_<mode>): New.
7379 (sync_compare_and_swap<mode>): Replace with splitter.
7380 (sync_lock_test_and_set<mode>): Replace with splitter.
7381 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7383 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7384 is ics. Attribute isync.
7385 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7387 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7388 and UNSPECV_SYNC_OP.
7389 (emit_unlikely_jump): New.
7390 (emit_load_locked): New.
7391 (emit_store_conditional): New.
7392 (rs6000_split_compare_and_swap): New.
7393 (rs6000_split_lock_test_and_set): New.
7394 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7395 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7396 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7397 rs6000_split_lock_test_and_set): Declare.
7398 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7399 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7400 store_c, isync, sync.
7402 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7404 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7405 filenames to gtyp-gen.h.
7406 (s-typ-gen): Use it in place of for loops.
7408 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7410 * hooks.c (hook_bool_rtx_int_false): New function.
7411 * hooks.h (hook_bool_rtx_int_false): Declare.
7412 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7413 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7414 * target.h (struct gcc_target): Add commutative_p member.
7415 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7416 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7417 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7418 (pa_commutative_p): New function.
7419 * jump.c (target.h): Include.
7420 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7421 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7423 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7425 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7426 (s390_expand_setmem): New.
7427 * config/s390/s390.c: Likewise.
7428 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7430 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7431 general_operand. Call new function "s390_expand_setmem".
7432 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7433 ("setmem_long", "*setmem_long"): ... this.
7435 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7437 * config/s390/s390.c: (optimization_options): Enable
7438 TARGET_MVCLE at -Os.
7439 * doc/invoke.texi: Document changes in default behaviour.
7440 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7442 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7444 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7445 defined by back-end.
7447 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7449 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7450 all sets in the pattern.
7451 * config/rs6000/rs6000.md (stack_protect_testsi,
7452 stack_protect_testdi): Likewise.
7454 2005-07-06 Jeff Law <law@redhat.com>
7456 * tree-vrp.c (simplify_using_ranges): Kill.
7457 (vrp_finalize): Remove call to simplify_using_ranges.
7458 (simplify_stmt_using_ranges): New function extracted from
7459 simplify_using_ranges.
7460 (simplify_div_or_mod_using_ranges): Likewise.
7461 (simplify_abs_using_ranges): Likewise.
7462 (simplify_cond_using_ranges): New function.
7463 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7464 * tree-ssa-propagate.c (substitute_and_fold): Call
7465 simplify_stmt_using_ranges if we have range information.
7467 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7469 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7470 ia64_flag_schedule_isns2.
7472 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7473 reading/writing general registers.
7474 (ia64_function_arg): Revert 2005-06-18 change.
7476 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7478 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7479 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7481 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7483 * function.c (expand_function_end): Revert part of 2005-06-27
7484 patch. Do sjlj_emit_function_exit_after after return_label.
7486 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7488 * doc/install.texi (--disable-libssp): New.
7490 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7492 * doc/invoke.texi: Update -fforce-mem documentation.
7493 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7494 code for -fforce-mem.
7495 * expmed.c: (store_bit_field,store_fixed_bit_field,
7496 extract_bit_field): Ditto.
7497 * expr.c: (convert_move): Ditto.
7498 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7499 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7500 emit_conditional_add,expand_float,expand_fix): Ditto.
7501 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7502 (common_handle_option): Issue warning when -fforce-mem specified.
7504 2005-07-06 Paul Brook <paul@codesourcery.com>
7506 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7508 * configure: Regenerate.
7510 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7512 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7514 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7516 Fix PR tree-optimization/22319
7517 Fix PR tree-optimization/22140
7518 Fix PR tree-optimization/22310
7520 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7521 variable sized types.
7522 Use correct type for intermediate structure on *a = *b structure
7525 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7527 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7529 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7530 (machine_function): Move typedef to...
7531 * config/rs6000/rs6000.c (machine_function): ... here. Add
7532 varargs_save_offset field.
7533 (rs6000_stack_t): Remove varargs_size field.
7534 (setup_incoming_varargs): Allocate varargs save area using
7535 assign_stack_local, try to make it as small as possible.
7536 Save offset from virtual_stack_vars_rtx to the save area
7537 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7538 instead of magic 8 when fp word byte size is used.
7539 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7540 instead of -RS6000_VARARGS_SIZE.
7541 (rs6000_stack_info, debug_stack_info,
7542 rs6000_initial_elimination_offset): Remove all traces of
7544 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7545 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7546 RS6000_VARARGS_AREA.
7548 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7550 PR tree-optimization/21963
7551 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7552 constant_multiple_of in the same way get_computation_cost_at does.
7554 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7556 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7557 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7558 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7559 and return its previous value.
7560 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7561 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7563 (stack_protect_set, stack_protect_test): New expanders.
7564 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7565 stack_protect_testdi): New insns.
7566 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7567 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7569 2005-07-06 Jeff Law <law@redhat.com>
7571 * tree-ssa-dce.c (cfg_altered): New global.
7572 (tree_dce_init): Initialize cfg_altered.
7573 (remove_dead_stmt): If we remove an edge in the CFG, then set
7575 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7578 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7580 * Makefile.in (stamp-collect-ld): Use
7581 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7582 ./collect-ld if it already exists.
7583 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7584 Don't remove ./nm if it already exists.
7586 2005-07-05 Devang Patel <dpatel@apple.com>
7588 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7589 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7590 * tree-vectorizer.c (vect_loop_location): New.
7591 (vect_print_dump_info): Use vect_loop_location.
7592 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7593 (vectorize_loops): Set vect_loop_location.
7594 * tree-vect-analyze.c (vect_analyze_offset_expr,
7595 vect_determin_vectorization_factor, vect_analyze_operations,
7596 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7597 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7598 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7599 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7600 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7601 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7602 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7603 vect_analyze_loop): Adjust vect_print_dump_info API.
7604 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7605 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7606 vect_finish_stmt_generation, vectorizable_assignment,
7607 vectorizable_operation, vectorizable_store, vectorizable_load,
7608 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7609 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7610 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7611 vect_transform_loop): Same.
7612 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7613 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7616 2005-07-05 Randolph Chung <tausq@debian.org>
7618 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7619 * configure: Regenerate.
7620 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7621 (pa_tls_referenced_p): Declare.
7622 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7623 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7624 (legitimize_tls_address): New.
7625 (hppa_legitimize_address): Handle TLS addresses.
7626 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7627 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7628 (emit_move_sequence): Handle TLS addresses.
7629 (pa_encode_section_info): Call default handler to handle common
7631 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7632 (CONSTANT_ADDRESS_P): Reject TLS operands.
7633 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7634 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7635 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7636 (UNSPEC_TLSLE): Define new constants.
7637 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7638 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7639 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7640 (tie_symbolic_operand, tle_symbolic_operand): New
7642 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7644 * aclocal.m4: Update macros for autoconf 2.59 style.
7645 * configure.ac: Likewise.
7647 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7649 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7650 (function_arg): Pass small aggregates in general registers on 32-bit
7652 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7654 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7656 * Makefile.in (final.o): Fix dependencies.
7658 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7662 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7663 * langhooks.c (lhd_expr_to_decl): New.
7664 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7666 (LANG_HOOKS_INITIALIZER): Update.
7667 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7668 expr_to_decl langhook.
7669 * c-tree.h (c_expr_to_decl): Declare.
7670 * c-typeck.c (c_expr_to_decl): New.
7671 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7673 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7675 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7678 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7679 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7681 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7683 * Makefile.in: Adjust dependencies.
7684 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7685 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7686 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7687 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7688 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7689 rest_of_compilation.
7691 * bb-reorder.c (gate_duplicate_computed_gotos,
7692 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7693 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7694 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7695 pass_partition_blocks): New.
7696 * bt-load.c (gate_handle_branch_target_load_optimize,
7697 rest_of_handle_branch_target_load_optimize,
7698 pass_branch_target_load_optimize): New.
7699 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7701 * cfglayout.c (pass_insn_locators_initialize): New.
7702 * cfgrtl.c (pass_free_cfg): New.
7703 * combine.c (gate_handle_combine, rest_of_handle_combine,
7705 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7706 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7707 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7708 * except.c (pass_set_nothrow_function_flags,
7709 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7711 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7712 rest_of_handle_shorten_branches, pass_shorten_branches,
7713 rest_of_clean_state, pass_clean_state): New.
7714 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7715 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7716 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7718 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7719 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7720 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7721 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7723 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7724 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7725 pass_rtl_ifcvt, gate_handle_if_after_combine,
7726 rest_of_handle_if_after_combine, pass_if_after_combine,
7727 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7728 pass_if_after_reload): New.
7729 * integrate.c (pass_initial_value_sets): New.
7730 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7731 pass_purge_lineno_notes): New.
7732 * mode-switching.c (rest_of_handle_mode_switching,
7733 pass_mode_switching): New.
7734 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7735 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7737 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7738 pass_loop_optimize): New.
7739 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7741 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7743 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7744 pass_postreload_cse): New.
7745 * profile.c (gate_handle_profiling, pass_profiling,
7746 rest_of_handle_branch_prob, pass_branch_prob): New.
7747 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7748 pass_split_before_regstack, gate_handle_split_before_regstack,
7749 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7750 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7751 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7752 pass_stack_regs): New.
7753 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7754 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7755 pass_stack_adjustments): New.
7756 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7757 pass_regrename): New.
7758 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7759 pass_delay_slots, gate_handle_machine_reorg,
7760 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7761 * rtl.h (extern void purge_line_number_notes): New.
7762 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7763 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7765 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7767 * value-prof.c (gate_handle_value_profile_transformations,
7768 rest_of_handle_value_profile_transformations,
7769 pass_value_profile_transformations): New.
7770 * var-tracking.c (gate_handle_var_tracking,
7771 pass_variable_tracking): New.
7772 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7774 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7775 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7776 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7777 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7778 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7779 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7780 rest_of_handle_gcse2, rest_of_handle_regmove,
7781 rest_of_handle_tracer, rest_of_handle_if_conversion,
7782 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7783 rest_of_handle_web, rest_of_handle_branch_prob,
7784 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7785 rest_of_handle_jump_bypass, rest_of_handle_combine,
7786 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7787 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7788 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7789 rest_of_handle_mode_switching, rest_of_handle_jump,
7790 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7791 rest_of_handle_flow2, rest_of_handle_jump2,
7792 rest_of_handle_peephole2, rest_of_handle_postreload,
7793 rest_of_handle_shorten_branches, rest_of_clean_state,
7794 rest_of_compilation): Remove.
7796 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7797 * passes.c (dump_flags, in_gimple_form, all_passes,
7798 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7799 register_dump_files, next_pass_1, last_verified, execute_todo,
7800 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7801 from tree-optimize.c.
7802 (init_optimization_passes): Moved from tree-optimize.c,
7803 adding the RTL optimizations.
7804 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7805 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7806 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7807 register_dump_files, next_pass_1, last_verified, execute_todo,
7808 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7809 init_tree_optimization_passes, ipa_passes): Delete.
7810 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7812 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7813 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7815 (ipa_passes): Remove.
7816 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7817 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7818 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7819 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7820 (dump_info_p, dump_flag): Moved to tree-dump.h.
7822 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7824 * passes.c (finish_optimization_passes): Use dump_begin
7825 and dump_end, TDI_end.
7826 (gate_rest_of_compilation): New.
7827 (pass_rest_of_compilation): Use it.
7828 (gate_postreload, pass_postreload): New.
7829 * toplev.c (general_init): Rename init_tree_optimization_passes.
7830 * toplev.h (init_tree_optimization_passes): Rename to
7831 init_optimizations_passes.
7832 * tree-dump.c (dump_flag): Make static.
7833 (dump_files): Remove RTL dumps.
7834 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7835 pass_cleanup_cfg, pass_free_cfg_annotations,
7836 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7837 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7838 * tree-pretty-print.c: Include tree-pass.h.
7839 * cgraph.c: Include tree-dump.h.
7841 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7843 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7844 Only fall back to saying it points to readonly memory if
7847 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7849 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7850 * config/m32r/m32r.c (m32r_compute_frame_size,
7851 m32r_expand_prologue): Take current_function_profile into
7852 account whenever we reference
7853 current_function_uses_pic_offset_table.
7854 (m32r_finalize_pic): Remove.
7855 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7857 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7859 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7860 instead of $<. Don't remove ./as if it already exists.
7862 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7865 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7866 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7867 for complex modes when generating code for PA 1.0.
7868 (VALID_FP_MODE_P): New macro.
7869 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7870 sets for all general and floating point modes. Align wide floating
7871 point modes to even register boundaries to comply with architectural
7873 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7874 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7875 (VALID_FP_MODE_P): New macro.
7876 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7877 sets for all general and floating point modes. Align wide floating
7878 point modes to even register boundaries to comply with architectural
7881 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7883 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7886 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7888 * tree-ssa-structalias.c: Don't include expr.h.
7890 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7892 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7895 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7897 Fix PR tree-optimization/22279
7899 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7902 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7904 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7906 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7908 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7909 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7910 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7911 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7912 config/stormy16/stormy16.c, config/v850/v850.c,
7913 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7914 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7915 Avoid "." or "\n" at end of diagnostics and capital letters at
7916 start of diagnostics.
7917 * combine.c, cse.c: Don't translate dump file output.
7918 * toplev.c (print_version): Only translate output if going to
7921 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7923 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7924 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7927 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7929 * pa.c (fix_range): Fix typo in comment.
7931 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7933 * tree-vrp.c (extract_range_from_assert): Replace
7934 fold (build (...)) with fold_build2.
7936 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7938 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7939 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7940 (format_types_orig, handle_format_attribute): Add support for
7943 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7945 * varasm.c (assemble_variable): Fix format specifier thinko.
7947 2005-07-03 Ira Rosen <irar@il.ibm.com>
7949 PR tree-optimization/22029 (and 22135)
7950 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7951 a phi node before calling dump_vops.
7953 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7955 * tree-dump.h (dump_string_field): Declare.
7956 * tree-dump.c: Use it instead of dump_string.
7957 (dump_string_field): Make non-static.
7959 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7961 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7962 up the minimal CFG stuff always when optimize > 0. Call
7963 split_all_insns_noflow in PIC case if needed.
7965 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7966 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7969 * c-decl.c (c_write_global_declarations): Dump contents of
7971 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7972 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7973 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7974 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7977 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7979 * c-common.h (GCC_DIAG_STYLE): Define.
7980 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7981 version for format checking to 4.1.
7982 * c-format.c: Include toplev.h after c-common.h.
7983 (enum format_type): Add gcc_tdiag_format_type.
7984 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7985 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7986 (format_types_orig): Add gcc_tdiag.
7987 (init_dynamic_diag_info): Support gcc_tdiag formats.
7988 (handle_format_attribute): Likewise.
7989 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7990 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7991 version for format checking to 4.1.
7992 (warning0, warning, error, pedwarn, sorry): Use
7994 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7995 (finish_aliases_1): Do not use %qE.
7996 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7997 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7998 Correct format bugs.
7999 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8000 parameter to unsigned HOST_WIDE_INT.
8001 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8003 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8006 * expr.c (write_complex_part): Use adjust_address for MEM.
8007 (read_complex_part): Same.
8009 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8011 Fix PR tree-optimization/22280
8013 * tree-sra.c (generate_element_init): Remove useless loop.
8015 2005-07-02 Richard Henderson <rth@redhat.com>
8017 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8019 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8021 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8024 * fold-const.c (fold_binary): Handle the return value of
8025 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8026 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8028 2005-07-02 Jeff Law <law@redhat.com>
8030 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8031 a eliminate type conversion which feeds an equality comparison
8032 if the original type or either operand in the comparison is a
8035 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8037 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8038 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8040 * config/avr/avr.c: Do not use '`' as left quote.
8041 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8042 Remove "." from end of diagnostics. Make diagnostics start with
8045 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8046 Joseph S. Myers <joseph@codesourcery.com>
8048 * toplev.c (default_tree_printer): Handle setting location with
8050 * c-objc.common.c (c_tree_printer): Likewise.
8051 * c-format.c (gcc_diag_flag_specs): Add '+'.
8052 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8053 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8055 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8056 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8057 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8058 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8059 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8060 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8061 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8062 format arguments where %J is used without %D.
8064 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8066 * gcc.c (LINK_SSP_SPEC): Define.
8067 (link_ssp_spec): New variable.
8068 (LINK_COMMAND_SPEC): Add %(link_ssp).
8069 (static_specs): Add link_ssp_spec.
8070 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8071 * configure: Rebuilt.
8072 * config.in: Rebuilt.
8074 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8075 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8076 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8077 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8078 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8079 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8080 -0x7008(2) instead of reading __stack_chk_guard variable.
8081 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8083 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8084 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8085 if TARGET_THREAD_SSP_OFFSET is defined.
8086 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8087 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8090 2005-06-27 Richard Henderson <rth@redhat.com>
8091 * libgcc-std.ver (GCC_4.1.0): New.
8092 * libgcc.h (__stack_chk_guard): Declare.
8093 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8094 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8095 * mklibgcc.in (lib2funcs): Add them.
8097 2005-07-01 Richard Henderson <rth@redhat.com>
8099 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8100 void * before struct sigcontext *.
8101 (x86_fallback_frame_state): Likewise.
8103 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8105 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8107 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8110 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8111 we check for SSA_NAME for.
8113 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8115 Fix PR tree-optimization/22071
8117 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8119 (get_constraint_for_component_ref): Use it.
8121 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8124 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8125 print out the last new line.
8127 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8129 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8130 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8131 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8132 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8133 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8134 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8135 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8136 (enum reg_class): New member CC0_REGS.
8137 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8138 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8139 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8140 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8141 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8142 Adjust for register now described.
8144 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8147 * config/i386/i386.md (stack_protect_test_si,
8148 stack_protect_test_di): Add earlyclobber for scratch 3.
8149 * config/rs6000/rs6000.md (stack_protect_testsi,
8150 stack_protect_testdi): Add earlyclobber for scratch 3,
8151 remove earlyclobber from scratch 4.
8153 Older entries for 2005 can be found in ChangeLog-2005.