1 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
5 TODO_update_ssa instead of TODO_update_ssa_no_phi.
7 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
10 * tree-scalar-evolution.c (instantiate_parameters_1,
11 instantiate_parameters, resolve_mixers): Compute the size of an
12 expression to be instantiated and give up the instantiation if the
13 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
15 2005-11-04 Richard Guenther <rguenther@suse.de>
17 * tree-flow.h (ref_contains_indirect_ref): Rename to
18 array_ref_contains_indirect_ref.
19 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
20 (array_ref_contains_indirect_ref): Make comment match the code
22 (ref_contains_array_ref): Likewise.
23 * tree-ssa-structalias.c (find_func_aliases): Remove call to
24 ref_contains_indirect_ref.
25 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
26 Rename calls to ref_contains_indirect_ref.
28 2005-11-04 Paul Brook <paul@codesourcery.com>
30 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
31 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
32 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
33 * config/arm/arm.md: Use match_operand in peephole input templates
34 and match_dup in peephole output templates.
36 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
38 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
41 2005-11-04 Mark Mitchell <mark@codesourcery.com>
42 Daniel Jacobowitz <dan@codesourcery.com>
44 * longlong.h (add_ssaaaa): Clobber condition code register
46 (sub_ddmmss): Likewise.
47 (umul_ppmm): Likewise.
49 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
50 Paul Brook <paul@codesourcery.com>
51 Phil Blundell <pb@reciva.com>
53 * configure.ac: Add test for ARM TLS support.
54 * configure: Regenerated.
55 * config/arm/arm-protos.h (legitimize_tls_address)
56 (arm_tls_referenced_p, tls_mentioned_p)
57 (arm_output_addr_const_extra): New prototypes.
58 (thumb_legitimize_pic_address): Delete.
59 * config/arm/arm.c: Include "gt-arm.h".
60 (enum tls_reloc): New.
61 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
62 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
63 (arm_call_tls_get_addr, legitimize_tls_address)
64 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
65 (arm_init_tls_builtins, arm_emit_tls_decoration)
66 (arm_output_addr_const_extra): New functions.
67 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
68 (TARGET_HAVE_TLS): Define.
69 (target_thread_pointer): New.
70 (arm_override_options): Handle -mtp=.
71 (legitimize_pic_address): Ignore UNSPECs.
72 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
74 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
75 (tls_get_addr_libfunc): New variable.
76 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
77 (arm_init_builtins): Call arm_init_tls_builtins.
78 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
79 (arm_encode_section_info): Call default_encode_section_info.
80 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
81 (enum arm_tp_type): New.
82 (target_thread_pointer): Add declaration.
83 (LEGITIMATE_CONSTANT_P): Handle TLS.
84 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
85 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
86 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
87 * config/arm/arm.md: Add UNSPEC_TLS.
89 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
91 (tls_load_dot_plus_eight): New insn and a peephole to create it.
92 (load_tp_hard, load_tp_soft): New insns.
94 * doc/invoke.texi (ARM Options): Document -mtp.
96 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
98 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
99 * config/arm/libunwind.S: Include "lib1funcs.asm".
100 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
101 (LIB2ADDEH): Add libunwind.S.
102 (LIB2ADDEHDEP): Add lib1funcs.asm.
103 * mklibgcc.in: Handle asm files in libgcc_eh.a.
105 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
108 * gcc/c.opt: Add a -lang-fortran option.
109 * gcc/c-opts.c: Add a lang_fortran flag.
110 (c_common_init_options): Handling the -lang-fortran option.
111 (c_common_handle_option): Add a case for Fortran options in
112 preprocessing. Remove cases for -ffixed-form and
113 -ffixed-line-length. Add a case for -lang-fortran.
115 2005-11-03 David Edelsohn <edelsohn@gnu.org>
117 * config/rs6000/rs6000.c: Include params.h
118 (optimization_options): Set max-grow-copy-bb-insns default to 16.
119 (bdesc_2arg): Delete vpkuhss and vpkuwss.
120 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
121 (UNSPEC_VPKUWSS): Delete.
122 (altivec_vpkuhss): Delete.
123 (altivec_vpkuwss): Delete.
124 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
126 (neg_eq0<mode>): Remove final condition.
127 (neg_eq<mode>): Remove condition and split-condition.
129 2005-11-04 Alan Modra <amodra@bigpond.net.au>
131 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
132 Use associated print macros.
134 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
137 * diagnostic.c (diagnostic_set_info_translated): New function.
138 (diagnostic_set_info): Use it. Add comment.
139 * diagnostic.h (diagnostic_set_info_translated): Declare.
141 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
143 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
144 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
145 reference only if 'public' is true.
146 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
147 emit the .hidden directive only if the indirect reference is public.
148 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
149 Pass it to dw2_force_const_mem.
150 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
151 * dwarf2out.c (output_cfi): Adjust calls to above function.
152 (output_call_frame_info): Likewise.
153 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
154 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
156 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
158 PR tree-optimization/24483
159 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
160 field to elts if possible.
162 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
165 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
168 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
170 Fix PR tree-optimization/24351
172 * tree-ssa-structalias.c (struct variable_info): Add
174 (get_varinfo_fc): New function to follow collapsing.
175 (new_var_info): Set collapsed_to to NULL.
176 (dump_constraint): Follow collapsing.
177 (build_constraint_graph): Handle collapsing.
178 (do_simple_structure_copy): Return false if something bad
180 (collapse_rest_of_var): New function.
181 (do_structure_copy): Collapse if do_simple_structure_copy returns
184 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
187 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
188 expressions to a statement list instead of gimplifying them.
190 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
192 PR rtl-optimization/23585
193 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
194 that can't trap plus a constant integer, if the mode has zero size.
196 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
199 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
201 ("*insv<mode>_reg_extimm"): Likewise.
203 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
206 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
207 c_common_type_for_mode returns an unnamed type.
209 2005-11-02 Richard Henderson <rth@redhat.com>
213 * dwarf2out.c (dwarf2out_reg_save_reg): New.
214 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
215 * function.c (assign_parms): Use calls.internal_arg_pointer.
216 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
218 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
219 (TARGET_CALLS): Add it.
220 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
221 * targhooks.c (default_internal_arg_pointer): New.
222 * targhooks.h (default_internal_arg_pointer): Declare.
223 * tree.h (dwarf2out_reg_save_reg): Declare.
224 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
225 * config/i386/i386.c (dbx_register_map): Add return column.
226 (dbx64_register_map, svr4_dbx_register_map): Likewise.
227 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
228 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
229 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
230 (ix86_save_reg): Save force_align_arg_pointer.
231 (ix86_emit_save_regs): Make regno unsigned.
232 (ix86_emit_save_regs_using_mov): Likewise.
233 (ix86_expand_prologue): Handle force_align_arg_pointer.
234 (ix86_expand_epilogue): Likewise.
235 * config/i386/i386.h: (dbx_register_map): Update.
236 (dbx64_register_map, svr4_dbx_register_map): Update.
237 (struct machine_function): Add force_align_arg_pointer.
238 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
239 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
240 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
242 2005-11-02 Jan Hubicka <jh@suse.cz>
245 * i386.md: Add peep2 for simplyfing array accesses.
247 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
250 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
251 * config/s390/s390.c (s390_decompose_shift_count): New function.
252 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
253 (print_shift_count_operand): Use s390_decompose_shift_count.
254 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
255 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
257 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
260 * loop.c (loop_givs_rescan): Use force_operand to expand
263 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
266 * fold-const.c (build_range_check): Use unsigned when signed
267 overflow is undefined also. If etype is subtype, make sure that
268 the subtraction is in the supertype.
270 2005-11-02 Richard Henderson <rth@redhat.com>
273 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
276 2005-11-01 Richard Henderson <rth@redhat.com>
279 * loop.c (scan_loop): Do not propagate computations to a hard
280 register destination with SMALL_REGISTER_CLASSES.
282 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
284 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
285 costs for MULT inside PLUS or MINUS.
287 2005-11-01 Bob Wilson <bob.wilson@acm.org>
289 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
290 (TRAMPOLINE_SIZE): Round up to 60.
291 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
293 2005-10-31 James E. Wilson <wilson@specifix.com>
296 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
297 ifdef. Put ifdefs around call in gen_subprogram_die.
298 (compute_frame_pointer_to_cfa_displacement): Likewise.
299 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
302 PR rtl-optimization/17356
303 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
304 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
306 2005-10-31 Jan Hubicka <jh@suse.cz>
309 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
312 * i386.c (legitimize_pic_address): Deal with large immediates.
315 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
316 from symbol names while computing checkup.
319 * predict.c (predict_loops): Do not estimate more than
320 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
321 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
323 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
325 PR tree-optimization/19097
326 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
328 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
330 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
332 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
335 * tree-inline.c (setup_one_parameter): If the init_stmt
336 is NULL, don't insert the statement.
338 2005-10-30 Jan Hubicka <jh@suse.cz>
340 PR tree-optimization/24172
341 * tree-inline.c (copy_body_r): Unshare the substituted value first.
343 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
345 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
346 constants for hosts with long != 32 bits.
348 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
351 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
353 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
355 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
356 (TARGET_MS1_16_002): New.
357 (TARGET_MS1_16_003): New.
359 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
360 ("*decrement_and_branch_until_zero_no_clobber"): New.
361 Add corresponding splitter for decrement_and_branch_until_zero
363 Key all decrement_and_branch_until_zero patterns off of
366 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
369 * tree-complex.c (extract_component): Treat RESULT_DECL
370 like the rest of the decls.
372 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
374 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
375 indirect call to _mcount if the function needs a static chain.
377 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
378 Caroline Tice <ctice@apple.com>
380 PR rtl-optimization/24460
381 * dwarf2out.c (have_switched_text_sections): New boolean variable.
382 (dwarf2out_switch_text_section): Set it to true instead of
383 incrementing separate_line_info_table_in_use.
384 (output_loc_list): Additionally test have_switched_text_sections.
385 (output_ranges): Likewise.
386 (dwarf2out_finish): Likewise.
387 * varasm.c (assemble_start_function): Do not call
388 insert_section_boundary_note.
389 (assemble_end_function): If flag_reorder_blocks_and_partition,
390 switch to the function's section before emitting the .size directive.
391 * bb-reorder.c (insert_section_boundary_note): Staticify.
392 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
393 * output.h (insert_section_boundary_note): Delete.
395 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
398 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
399 instead of pointer equality when comparing types.
401 2005-10-24 James E. Wilson <wilson@specifix.com>
403 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
404 add_dependence_list_and_free calls.
406 2005-10-24 Steven Bosscher <stevenb@suse.de>
408 * contrib.texi: Add the names of the LLNL folks who donated
409 Cray pointer support for gfortran.
411 2005-10-24 Steven Bosscher <stevenb@suse.de>
413 PR tree-optimization/24225
414 * profile.c (branch_prob): Look from end to start through a
415 basic block when looking for a locus.
417 2005-10-24 Richard Henderson <rth@redhat.com>
419 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
421 (hppa_expand_prologue): Likewise.
423 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
425 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
426 (NO_DEFERRED_PROFILE_COUNTERS): Define.
427 * pa.h (NO_PROFILE_COUNTERS): Define.
428 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
429 (funcdef_nos): New vector to hold label numbers of deferred profile
431 (output_deferred_profile_counters): New function.
432 (hppa_profile_hook): Push label number onto funcdef_nos.
433 (pa_hpux_file_end): Call output_deferred_profile_counters if
434 NO_DEFERRED_PROFILE_COUNTERS is false.
436 * pa-protos.h (get_deferred_plabel): New prototype.
437 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
439 (output_call): Adjust calls.
441 2005-10-24 Alan Modra <amodra@bigpond.net.au>
443 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
444 peculiarity of GOT/TOC section usage.
446 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
449 * c-common.c (constant_string_class_name): Add documentation.
451 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
454 * recog.c (peephole2_optimize): Increment peep2_current_count
455 only when the slot is empty.
457 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
460 * except.c (output_function_exception_table): Call
461 assemble_external_libcall if we need a personality function.
463 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
465 PR rtl-optimization/24460
466 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
467 set the basic block for barriers.
469 2005-10-21 Janis Johnson <janis187@us.ibm.com>
471 * var-tracking.c (vt_initialize): Initialize post.
473 2005-10-21 Devang Patel <dpatel@apple.com>
476 * c-common.c (vector_types_convertible_p): Check vector element type.
478 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
480 * config/sh/sh.c (prepare_move_operands): Handle the address
481 constant which is a tls symbolic address plus a constant.
483 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
486 * gcc.c (main): Use the correct counter for erroring out
487 about mulitple files.
489 2005-10-21 Alan Modra <amodra@bigpond.net.au>
492 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
493 use r2 for 64-bit tls .got access.
495 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
497 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
500 2005-10-20 Steven Bosscher <stevenb@suse.de>
502 PR tree-optimization/24307
503 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
505 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
508 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
510 * varasm.c (find_decl_and_mark_needed): After cgraph global info
511 is ready, stop marking functions, but still mark variables.
513 2005-10-20 Richard Guenther <rguenther@suse.de>
516 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
519 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
521 PR rtl-optimization/23585
522 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
523 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
524 (may_trap_p_1): New predicate extracted from...
525 (may_trap_p): ... here. Invoke may_trap_p_1.
526 (may_trap_or_fault_p): New predicate.
527 * rtl.h (may_trap_or_fault_p): Declare it.
528 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
529 instead of may_trap_p.
530 (steal_delay_list_from_fallthrough): Likewise.
531 (fill_simple_delay_slots): Likewise.
532 (fill_slots_from_thread): Likewise.
533 * function.c (pad_to_arg_alignment): Rework comment about
534 SPARC_STACK_BOUNDARY_HACK.
535 * config/sparc/sparc.h: Likewise.
537 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
539 * config/s390/s390.c (s390_expand_insv): New.
540 * config/s390/s390-protos.h (s390_expand_insv): Declare.
541 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
542 ("icm_hi"): Remove mode attribute.
543 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
545 ("*extracthi", "*extractqi"): Remove.
546 (extv<mode>", "*extzv<mode>"): New.
547 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
548 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
550 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
552 * cfgexpand.c (discover_nonconstant_array_refs_r,
553 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
554 (tree_expand_cfg): Call discover_nonconstant_array_refs.
555 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
556 discover_nonconstant_array_refs.
558 2005-10-19 Steven Bosscher <stevenb@suse.de>
561 * c-decl.c (pop_scope): Don't warn about an unused variable
562 if it is marked with TREE_NO_WARNING.
563 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
564 somenow mismatch and olddecl is to be replaced.
566 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
569 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
570 whether registers live on the edge can be saved/restored.
572 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
574 * config/sh/sh.c (fixup_mova): Skip notes.
576 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
578 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
579 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
580 (s390_can_eliminate): Handle BASE_REGNUM elimination.
581 (s390_initial_elimination_offset): Likewise.
582 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
583 register on TARGET_ZARCH targets.
584 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
585 (INITIAL_FRAME_POINTER_OFFSET): Remove.
586 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
587 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
589 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
591 * config/s390/s390.md: Comment describing output modifiers updated.
592 * config/s390/s390.c (print_operand): Likewise.
594 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
596 * config/s390/s390.c (override_options): Added check for -mstack-size
598 * doc/invoke.texi: Mention that limit in the documenation.
600 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
603 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
605 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
607 Fix PR tree-optimization/24231
609 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
610 (compute_avail): Ditto.
612 2005-10-18 Richard Henderson <rth@redhat.com>
615 * config/i386/i386.c (legitimate_constant_p): Check
616 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
618 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
619 (legitimate_pic_address_disp_p): Reorg CONST checking to make
620 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
622 (print_operand_address): Likewise.
623 * config/i386/predicates.md (x86_64_immediate_operand): Test
624 SYMBOL_REF_TLS_MODEL properly inside CONST.
625 (x86_64_zext_immediate_operand): Likewise.
626 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
627 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
628 * config/i386/i386-protos.h: Remove predicates.md entries.
630 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
632 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
633 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
635 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
636 Ian Lance Taylor <ian@airs.com>
639 * fold-const.c (fold_widened_comparison): Do not allow range based
640 constant folding when right operand cannot be unwidened.
642 2005-10-17 Richard Henderson <rth@redhat.com>
644 * builtins.c (expand_builtin_synchronize): Build a new-style asm
645 with a memory clobber.
647 2005-10-17 James E Wilson <wilson@specifix.com>
649 PR rtl-optimization/17356
650 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
651 checking for EDGE_EH.
653 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
655 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
656 the slot on an even boundary for any type with 16-byte alignment.
658 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
661 * md.texi (Modifiers) <%>: Clarify that % doesn't work
662 after register allocation.
664 2005-10-17 DJ Delorie <dj@redhat.com>
666 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
669 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
672 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
675 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
677 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
678 to 2 if it's already non-zero.
679 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
680 is set and warn about it if flag_schedule_insns is 1.
682 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
684 * config/crx/crx.md: Compare-and-branch instructions need to
687 2005-10-17 Uros Bizjak <uros@kss-loka.si>
690 * config/i386/i386.md (*pushdi2_rex64 splitter)
691 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
692 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
693 flow2 pass only when (optimize > 0 && flag_peephole2).
695 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
698 * gcc.c (have_c): New static variable.
700 (process_command): Remove declation of have_c.
701 Set have_o to 1 when handling -o.
702 (main): Add a fatel error if there are multiple
703 files specified and -o and -c/-S is passed witout
704 -combine or multiple languages.
706 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
708 Fix PR tree-optimization/22444
709 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
710 Assert that we don't hit something with subvars.
711 (setup_pointers_and_addressables): Don't add things with subvars,
712 because we'll already process the subvars for aliasing purposes.
714 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
717 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
718 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
719 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
720 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
721 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
722 swapped, alternatives for the R constraint.
725 * builtins.c (get_builtin_sync_mode): Make unlimited
726 mode_for_size request.
728 2005-10-15 Richard Henderson <rth@redhat.com>
730 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
731 (gimplify_expr): ... here.
732 (gimplify_compound_lval): Use it in initial scan loop. Allow
733 fb_lvalue in base expression.
735 2005-10-15 Richard Henderson <rth@redhat.com>
738 * builtins.c (expand_builtin_trap): Export.
739 * expr.h (expand_builtin_trap): Declare.
740 * expr.c (expand_assignment): Emit a trap for integral offsets
741 from registers that weren't reduced to bitpos.
743 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
744 (mark_array_ref_addressable): Remove.
745 * tree-flow.h (mark_array_ref_addressable): Remove.
746 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
748 2005-10-15 James E Wilson <wilson@specifix.com>
751 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
752 (add_dependence_list_and_free): Likewise.
753 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
756 2005-10-15 Diego Novillo <dnovillo@redhat.com>
760 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
761 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
763 (vrp_visit_phi_node): Only prevent infinite iterations when
764 the previous result and the new result are both VR_RANGEs.
766 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
768 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
771 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
774 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
777 2005-10-14 Per Bothner <per@bothner.com>
779 PR preprocessor/21250
780 * c-ppoutput.c (print_line): Print internal line 0 as 1.
782 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
785 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
786 overflow flags. Refactor some conditionals.
788 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
791 * tree-dfa.c (add_referenced_var): Only look at decls which
792 have TREE_CONSTANT or TREE_READONLY set instead of if
793 !TREE_PUBLIC or !TREE_CONSTANT.
795 2005-10-13 James E Wilson <wilson@specifix.com>
797 * doc/invoke.texi: For -x, add f95-cpp-input.
798 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
800 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
802 PR tree-optimization/24262
803 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
804 in loop all the time.
806 2005-10-12 Richard Henderson <rth@redhat.com>
809 * tree.h (DECL_TRANSPARENT_UNION): Remove.
810 * function.c (assign_parm_find_data_types): Don't support it.
811 * print-tree.c (print_node): Likewise.
812 * c-common.c (handle_transparent_union_attribute): Likewise.
813 Use build_duplicate_type.
814 * tree-inline.c (remap_type_1): Split out of remap_type;
815 properly remap aggregate fields.
816 (build_duplicate_type): New.
817 * doc/extend.texi (Variable Attributes): Remove documentation
818 for transparent_union.
820 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
823 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
824 (gen_stack_pointer_dec): Likewise.
826 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
830 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
832 (struct cxx): Add adjust_class_at_definition target hook.
833 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
834 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
835 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
836 hook_void_tree. Add to TARGET_CXX.
837 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
839 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
840 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
841 instead of attribute. Check for dllexport override. Warn if
842 inconsistent dll linkage. Don't lose old dllimport if decl has
843 had address referenced. Tweak lookup of dllimport atribute.
844 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
845 for target specific rules. Don't add dllimport attribute if
846 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
848 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
849 * varasm.c (initializer_constant_valid_p): Replace
850 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
854 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
855 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
856 (i[34567]86-*-mingw32*): Likewise.
858 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
859 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
861 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
862 C++-specific code. Change return value to bool.
863 (i386_pe_dllimport_p): Likewise.
864 (associated_type): Simplify and make language-independent
865 (i386_pe_encode_section_info): Replace override of ambiguous
866 dllimport symbol refs with a gcc_assert.
867 (i386_pe_valid_dllimport_attribute_p): Define.
868 * config/i386/winnt-cxx.c: New file. Define C++ versions of
869 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
870 i386_pe_adjust_class_at_definition.
871 * config/i386/winnt-stubs.c: New file. Define stub versions of
872 lang-specific functions.
873 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
874 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
875 i386_pe_adjust_class_at_definition.
876 (i386_pe_valid_dllimport_attribute_p): Declare.
877 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
878 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
879 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
882 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
883 dllimport attribute with test of DECL_DLLIMPORT_P.
885 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
887 * combine.c (make_extraction): Correct offset computation.
889 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
891 * config/cris/t-linux (LIMITS_H_TEST): Define.
893 2005-10-12 Richard Henderson <rth@redhat.com>
896 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
898 2005-10-12 Richard Guenther <rguenther@suse.de>
900 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
902 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
905 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
906 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
909 2005-10-12 Richard Guenther <rguenther@suse.de>
912 * varasm.c (output_constant): Correct typo from previous
915 2005-10-11 Ian Lance Taylor <ian@airs.com>
917 PR rtl-optimization/13931
918 * combine.c: Revert patch of 2003-05-14, and:
919 (try_combine): Only set elim_i1 and elim_i2 if the destination is
920 completely killed in the appropriate insn.
921 (distribute_notes): Don't skip multiple hard register test for
924 2005-10-11 Richard Henderson <rth@redhat.com>
927 * c-typeck.c (convert_for_assignment): Use build_constructor_single
928 to initialize a transparent union instead of a nop_expr.
930 2005-10-11 Richard Henderson <rth@redhat.com>
932 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
933 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
934 (tree_ssa_dce_loop): Call scev_reset.
937 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
938 * tree-ssa-dce.c: Include cfgloop.h.
939 (tree_ssa_dce_loop, pass_dce_loop): New.
940 * tree-pass.h (pass_dce_loop): Declare it.
941 * passes.c (init_optimization_passes): Use it.
943 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
946 * convert.c (convert_to_real): Revert 2005-10-05 patch.
947 Only apply the optimization for rounding builtins if the inner
948 cast is also an extension.
950 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
953 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
954 mark_new_vars_to_rename instead of update_stmt.
956 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
958 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
960 2005-10-11 Jakub Jelinek <jakub@redhat.com>
962 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
963 for setting MMX register to 0 rather than mmx.
965 2005-10-10 Steve Ellcey <sje@cup.hp.com>
968 * configure.ac: Move gas check from mips specific case to common case.
969 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
970 * configure: Regenerate
971 * doc/install.texi: Update.
973 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
976 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
978 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
980 * gcc.c (do_spec_1): Accept numeric characters in file name
983 2005-10-10 Nick Clifton <nickc@redhat.com>
985 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
986 describing the deleted arm_gen_rotated_half_load function.
988 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
990 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
993 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
995 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
997 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
998 (EXTRA_MULTILIB_PARTS): Define.
999 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1000 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1001 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1002 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1003 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1004 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1006 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1008 PR tree-optimization/24226
1009 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1010 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1011 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1014 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1016 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1018 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1021 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1022 Rewrite for no need for the early clobber.
1024 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1026 Merge from csl-arm-branch:
1027 2005-09-07 Paul Brook <paul@codesourcery.com>
1028 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1031 2005-04-30 Paul Brook <paul@codesourcery.com>
1032 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1033 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1035 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1036 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1037 (arm_override_options): Use TARGET_AAPCS_BASED.
1038 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1039 (PTRDIFF_TYPE): Use int for AAPCS.
1040 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1041 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1042 (DEFAULT_SHORT_ENUMS): Delete.
1043 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1045 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1046 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1047 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1048 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1050 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1051 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1053 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1054 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1056 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1057 * config.gcc (arm*-*-linux-gnueabi): Add it.
1058 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1060 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1061 * config/arm/linux-eabi.h: New file.
1062 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1063 (LINUX_TARET_LINK_SPEC): Likewise.
1064 (LINK_SPEC): Use it.
1065 * config/arm/t-linux-eabi: New file.
1067 2005-10-08 Steven Bosscher <stevenb@suse.de>
1070 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1072 (PARAM_SMS_DFA_HISTORY): Likewise.
1074 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1077 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1078 (load_register_parameters): Call it.
1079 (check_sibcall_argument_overlap_1): Likewise.
1080 (store_one_arg): Likewise.
1082 2005-10-07 James E. Wilson <wilson@specifix.com>
1084 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1085 DImode not VECINT24 for operand 2.
1088 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1092 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1093 fr_spill): Use destination_operand for operand 0.
1095 2005-10-07 DJ Delorie <dj@redhat.com>
1097 * varasm.c (output_constant): Limit error to expanding
1100 2005-10-07 Richard Guenther <rguenther@suse.de>
1103 * fold-const.c (fold_binary): Fix operand types during folding
1104 of X op (A, Y). Evaluation order of the side-effects of
1105 X and A are frontend-defined, so ensure we honour that even for
1106 tcc_comparison class operands; eased by removing duplicate code.
1108 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1110 * stor-layout.c (layout_type): Do not allow alignment of array
1111 elements to be greater than their size.
1113 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1115 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1117 (hppa*-*-linux*): Ditto.
1118 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1119 * config/host-hpux.c: New.
1120 * config/x-hpux: New.
1121 * config/pa/x-hpux: Remove.
1122 * config/pa/x-linux: Remove.
1123 * config/pa/pa-host.c: Remove.
1125 2005-10-07 Jeff Law <law@redhat.com>
1127 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1128 determine whether or not to try and thread outgoing edges.
1130 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1132 * config/rs6000/rs6000.md (eqsi_power): New.
1133 (neg_eq0si): Add TARGET_POWER to final condition.
1136 2005-10-06 Richard Henderson <rth@redhat.com>
1138 * config/rs6000/rs6000.c: Revert last change.
1140 2005-10-06 Richard Henderson <rth@redhat.com>
1142 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1143 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1145 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1149 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1150 out return_label and naked_return_label.
1152 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1154 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1157 2005-10-06 Richard Henderson <rth@redhat.com>
1160 * tree-inline.c (declare_return_variable): Handle modify_dest not
1163 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1165 Fix PR tree-optimization/22488
1166 * tree-ssa-structalias.c (check_for_overlaps): New function.
1167 (create_variable_info_for): Use it.
1169 2005-10-06 Richard Henderson <rth@redhat.com>
1172 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1173 (dwarf2out_start_source_file): Print it.
1175 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1177 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1179 2005-10-06 Richard Henderson <rth@redhat.com>
1182 * mode-switching.c (optimize_mode_switching): Clear transp bit
1183 for block with incomming abnormal edges.
1185 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1186 (fpscr_set_from_mem): Use them.
1187 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1188 (fpscr postinc splitters): Rewrite as peephole2+split.
1190 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1192 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1193 (eq<mode>_compare): Same.
1195 2005-10-06 Richard Guenther <rguenther@suse.de>
1197 PR tree-optimization/24238
1198 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1200 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1202 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1203 here. Use AC_PATH_PROG for environment variables instead of
1205 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1207 * configure: Regenerated.
1209 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1212 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1213 then force it into a register.
1214 (call_value): Likewise.
1216 2005-10-06 Richard Henderson <rth@redhat.com>
1219 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1220 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1221 under pass_vectorize.
1223 2005-10-05 Devang Patel <dpatel@apple.com>
1226 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1227 handling constants. Check NAMESPACE_DECL context for constants.
1229 2005-10-05 Eric Christopher <echristo@apple.com>
1231 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1233 2005-10-05 Richard Henderson <rth@redhat.com>
1236 * tree-cfg.c (mark_array_ref_addressable_1): New.
1237 (mark_array_ref_addressable): New.
1238 * tree-flow.h (mark_array_ref_addressable): Declare.
1239 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1241 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1245 * reload.c (subst_reloads): When adding a REG_LABEL to a
1246 jump instruction, also update JUMP_LABEL.
1248 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1250 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1251 * bb-reorder.c (copy_bb_p): Use it.
1252 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1254 2005-10-05 Richard Henderson <rth@redhat.com>
1257 * toplev.c (process_options): Warn about unsupported combinations
1258 of unwind tables and omit-frame-pointer.
1259 * config/i386/i386.c (override_options): Similarly. Enable
1260 accumulate-outgoing-args if not explicitly disabled.
1262 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1264 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1265 Handle big endian vs. small endian.
1266 (vec_initv2sf): Handle big endian vs. small endian.
1267 (*vec_extractv2sf_1): Ditto.
1269 2005-10-05 Dale Johannesen <dalej@apple.com>
1271 * convert.c (convert_to_real): Don't convert
1272 (float)floor(double d) to floorf((float)d).
1274 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1276 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1278 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1280 PR tree-optimization/18587
1281 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1282 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1283 build_vuses): Change to VEC type.
1284 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1285 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1286 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1287 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1288 (get_name_decl): New. Return DECL_UID of base variable.
1289 (operand_build_cmp): New. qsort comparison routine.
1290 (operand_build_sort_virtual): New. Sort virtual build vector.
1291 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1292 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1293 (FINALIZE_BASE): Use get_name_decl.
1294 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1295 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1296 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1297 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1298 direct VEC_* manipulations.
1299 (build_ssa_operands): Call operand_build_sort_virtual.
1300 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1301 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1302 with direct VEC_* manipulations.
1303 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1304 with direct VEC manipulations.
1306 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1308 PR tree-optimization/21419
1309 PR tree-optimization/24146
1310 PR tree-optimization/24151
1312 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1313 (build_asm_expr): Call it if outputs are read-only.
1314 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1316 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1317 Paolo Bonzini <bonzini@gnu.org>
1321 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1322 enable the instructions and not just the built-ins.
1323 * doc/invoke.texi (x86 Options): Likewise.
1325 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1327 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1329 * doc/invoke.texi (Option Summary): Correct spelling
1330 of -mmacosx-version-min.
1332 2005-10-04 Devang Patel <dpatel@apple.com>
1334 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1337 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1339 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1340 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1342 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1344 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1345 ("TE","tg"): New mode attributes.
1346 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1347 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1348 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1349 dword_mode and one for GPRmode.
1351 2005-10-04 Ian Lance Taylor <ian@airs.com>
1353 PR preprocessor/13726
1354 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1355 any comments passed in.
1357 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1359 * tree.c (annotate_with_file_line): Fix typo.
1361 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1364 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1365 type used to access data in the inlined length == 1 case, use
1366 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1367 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1369 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1371 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1372 TARGET_SSE3 and only for TARGET_80387.
1373 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1374 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1375 Do not depend on TARGET_80387.
1377 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1379 * tree.c (last_annotated_node): Change type to location_t*.
1380 (annotate_with_file_line): Reflect the change of
1381 last_annotated_node type.
1383 2005-10-04 Richard Guenther <rguenther@suse.de>
1386 * c-decl.c (grokdeclarator): Don't write to fields
1389 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1392 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1394 * varasm.c (make_decl_rtl): If a register variable does not
1395 have a set user assmbler name, error out.
1396 Decode the asmspec is now name+1 bypassing '*'.
1398 2005-10-04 Steven Bosscher <stevenb@suse.de>
1400 PR tree-optimization/23049
1401 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1402 of a COND_EXPR is folded before calling fold on the whole rhs of a
1403 conditional assignment.
1404 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1405 document that a COND_EXPR may appear there.
1407 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1410 * tree-vrp.c (extract_range_from_assert): If the new numeric
1411 range created out of the assertion contradicts the existing
1412 numeric range of the ASSERT_EXPR variable, make the new range
1415 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1417 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1418 from T_REGS to FP register class.
1420 2005-10-03 Richard Henderson <rth@redhat.com>
1423 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1424 before creating a new one.
1426 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1428 * config/rs6000/t-aix43 (LDFLAGS): New.
1429 * config/rs6000/t-aix52 (LDFLAGS): New.
1431 2005-10-03 Ian Lance Taylor <ian@airs.com>
1433 * gimplify.c (find_single_pointer_decl_1): New static function.
1434 (find_single_pointer_decl): New static function.
1435 (internal_get_tmp_var): For a formal variable, set restrict base
1436 information if appropriate.
1437 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1439 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1440 (DECL_GET_RESTRICT_BASE): Define.
1441 (SET_DECL_RESTRICT_BASE): Define.
1442 (decl_restrict_base_lookup): Declare.
1443 (decl_restrict_base_insert): Declare.
1444 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1445 * tree.c (restrict_base_for_decl): New static variable.
1446 (init_ttree): Initialize restrict_base_for_decl.
1447 (copy_node_stat): Copy restrict base information.
1448 (decl_restrict_base_lookup): New function.
1449 (decl_restrict_base_insert): New function.
1450 (print_restrict_base_statistics): New static function.
1451 (dump_tree_statistics): Call print_restrict_base_statistics.
1453 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1456 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1457 case of anti-ranges.
1459 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1462 * c-typeck.c (tagged_tu_seen): Rename to ...
1463 (tagged_tu_seen_cache): this and add val field.
1464 (comptypes): Move functional to comptypes_internal
1465 and free tagged_tu_seen.
1466 (comptypes_internal): New function and call comptypes_internal
1467 instead of comptypes. Speed up by sibcalling
1468 tagged_types_tu_compatible_p.
1469 (alloc_tagged_tu_seen): New function
1470 (free_all_tagged_tu_seen_up_to): New function.
1471 (tagged_types_tu_compatible_p): Return the val of the seen two
1473 Add that the two types are the same to tagged_tu_seen_base
1474 if they are and call comptypes_internal instead of comptypes.
1475 <case UNION_TYPE>: Speed up common type where the fields are
1477 (function_types_compatible_p): Call comptypes_internal instead of
1479 (type_lists_compatible_p): Likewise.
1480 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1482 2005-10-02 Matthias Klose <doko@debian.org>
1484 * doc/invoke.texi: Fix typo and speling error.
1486 2005-10-01 Richard Henderson <rth@redhat.com>
1488 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1490 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1492 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1493 using --start-group and --end-group.
1495 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1497 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1498 FIXME note regarding quirky semantics.
1500 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1503 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1504 non-null range as a last resort.
1506 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1507 Diego Novillo <dnovillo@redhat.com>
1510 * tree-vrp.c (extract_range_from_assert): For !=
1511 assertions, only build an anti-range if LIMIT is a
1512 single-valued range.
1514 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1516 * arm.md (movqi): On thumb when optimizing, handle loading from
1517 memory by describing this as taking a subreg of a zero-extended load
1518 into an SImode register.
1521 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1523 * reload1.c (merge_assigned_reloads): Do not change any
1524 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1526 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1528 * Makefile.in (LIPO_FOR_TARGET): Define.
1529 (STRIP_FOR_TARGET): Define.
1531 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1532 before creating new ones. Do symlinks before creating the actual
1535 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1536 to work out which multilibs are actually being built.
1538 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1540 * tree-vect-transform.c, config/ms1/ms1.md,
1541 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1542 Follow spelling conventions.
1543 * doc/invoke.texi, doc/md.texi: Fix typos.
1545 2005-09-30 Andrew Macleod <amacleod@redat.com>
1547 PR tree-optimization/21430
1548 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1549 use operands, and set stmt pointer if need be.
1550 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1551 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1554 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1557 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1559 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1561 * optabs.c (expand_binop): Initialize first_pass_p.
1563 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1566 * c-decl.c (c_write_global_declarations_1): If any
1567 wrapup_global_declaration_2 call returned true, restart the loop.
1569 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1571 Fix PR tree-optimization/24117
1572 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1573 before considering whether to use anyoffset.
1575 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1579 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1581 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1583 (swap_commutative_operands_with_target): New.
1585 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1588 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1591 2005-09-29 Steven Bosscher <stevenb@suse.de>
1593 PR tree-optimization/23911
1594 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1595 and IMAGPART_EXPR too.
1597 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1600 * expmed.c (expand_shift): Move logic to reverse rotation
1601 direction when rotating by constants ...
1602 * optabs.c (expand_binop): ... here.
1603 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1604 (ix86_rotrdi3): New pattern.
1605 (rotldi3): Handle 32-bit mode.
1606 (ix86_rotldi3): New pattern.
1608 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1611 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1612 check for numbers that need no bit twiddle.
1614 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1616 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1617 multilib to be built.
1619 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1620 (stage1-start): Delete old libgcc and libunwind before moving
1621 anything into the stage directory.
1622 (stage2-start): Likewise.
1623 (stage3-start): Likewise.
1624 (stage4-start): Likewise.
1625 (stageprofile-start): Likewise.
1626 (stagefeedback-start): Likewise.
1627 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1628 header in tm_file and CPU-specific t-darwin in tmake_file.
1629 (i[34567]86-*-darwin*): Don't change tm_file.
1630 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1631 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1632 shared library stub for target OS version.
1633 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1634 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1635 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1636 (libgcc_s.%.dylib): New.
1638 (install-darwin-libgcc-stubs): New.
1639 (INSTALL_LIBGCC): New append.
1640 * config/i386/darwin-libgcc.10.4.ver: New.
1641 * config/i386/darwin-libgcc.10.5.ver: New.
1642 * config/i386/t-darwin: New.
1643 * config/rs6000/darwin-libgcc.10.4.ver: New.
1644 * config/rs6000/darwin-libgcc.10.5.ver: New.
1645 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1646 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1648 2005-09-28 Paul Brook <paul@codesourcery.com>
1650 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1653 2005-09-28 Richard Guenther <rguenther@suse.de>
1655 PR tree-optimization/23853
1656 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1657 host_integerp to verify misalignment value.
1659 2005-09-28 Richard Henderson <rth@redhat.com>
1661 * builtins.c (get_builtin_sync_mode): New.
1662 (expand_builtin_sync_operation): Pass in mode argument.
1663 (expand_builtin_compare_and_swap): Likewise.
1664 (expand_builtin_lock_test_and_set): Likewise.
1665 (expand_builtin_lock_release): Likewise.
1666 (expand_builtin): Update to match.
1668 2005-09-28 Nick Clifton <nickc@redhat.com>
1670 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1671 formatting. Add check to PLUS case to ensure that the offset is
1672 within an acceptable range.
1674 * config/v850/v850.md (casesi): Disable the generation of the
1675 switch pattern as it is not being handled properly at the moment.
1677 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1678 for when the high words are identical.
1680 2005-09-27 Richard Henderson <rth@redhat.com>
1682 * pretty-print.c (pp_base_format): Fix typo for %>.
1684 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1685 Devang Patel <dpatel@apple.com>
1687 PR tree-optimization/23625
1688 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1689 LABEL_EXPR, assertion check.
1691 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1693 * optabs.c (no_conflict_move_test): Check if a result of a
1694 to-be-moved insn would be clobbered by an originally
1697 2005-09-27 Jeff Law <law@redhat.com>
1699 * passes.c (init_optimization_passes): Replace copy propagation
1700 passes immediately after DOM with phi-only copy propagation
1701 pases. Add phi-only copy propagation pass after first DOM pass.
1702 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1703 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1704 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1705 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1706 to init_copy_prop. Callers updated.
1707 (do_phi_only_copy_prop): New function.
1708 (pass_phi_only_copy_prop): New pass descriptor.
1710 2005-09-27 Nick Clifton <nickc@redhat.com>
1712 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1714 2005-09-26 Jason Merrill <jason@redhat.com>
1717 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1719 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1721 2005-09-26 James E Wilson <wilson@specifix.com>
1723 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1724 copyright. Add gcc copyright plus libgcc exception.
1725 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1727 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1729 2005-09-26 Jeff Law <law@redhat.com>
1731 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1732 about when to iterate.
1734 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1737 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1738 for __complex__ double in -mcpu=G5 mode.
1740 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1742 PR tree-optimization/23942
1743 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1744 * tree-scalar-evolution.c: Include params.h.
1746 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1747 follow_ssa_edge_in_condition_phi_branch,
1748 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1749 Change return type to t_bool. Use a parameter to limit the size of
1750 trees that are walked before stopping
1751 (analyze_evolution_in_loop): Initialize the limit to 0.
1752 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1753 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1755 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1758 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1759 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1761 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1763 * combine.c (make_extraction): Check for valid use of subreg.
1765 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1768 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1769 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1770 ("fist<mode>2_with_temp"): Use only register operands.
1772 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1774 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1775 CALL_INSN_FUNCTION_USAGE.
1777 2005-09-26 Richard Guenther <rguenther@suse.de>
1780 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1781 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1782 (ldst_entry): Use the hashtable instead of list-walking.
1783 (find_rtx_in_ldst): Likewise.
1784 (free_ldst_entry): Free the hashtable.
1785 (compute_ld_motion_mems): Create the hashtable.
1786 (trim_ld_motion_mems): Remove entry from hashtable if
1787 removing it from list.
1788 (compute_store_table): Likewise^2.
1789 (store_motion): Free hashtable in case we did not see
1792 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1794 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1795 and arg1 if we are passing them to fold_build2.
1797 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1800 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1803 2005-09-25 Richard Henderson <rth@redhat.com>
1805 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1806 SYMBOL_REF_TLS_MODEL to be correct.
1808 2005-09-24 Richard Henderson <rth@redhat.com>
1810 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1811 end of function. Reindent.
1813 2005-09-24 Ian Lance Taylor <ian@airs.com>
1815 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1816 NEGATE_EXPR/BIT_NOT_EXPR case.
1818 2005-09-24 Richard Henderson <rth@redhat.com>
1820 * c-common.c (handle_mode_attribute): When not modifying in place,
1821 create subtypes for enumerations.
1822 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1823 * gimplify.c (create_tmp_from_val): Likewise.
1825 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1827 * config/i386/i386.md (*tls_global_dynamic_64,
1828 *tls_local_dynamic_base_64): Add missing mode to call.
1829 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1831 2005-09-24 Jan Hubicka <jh@suse.cz>
1833 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1834 (cgraph_clone_node): Likewise.
1835 * cgraph.h (cgraph_clone_edge): Update prototype.
1836 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1837 duplicated prototypes; add updating argument.
1838 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1839 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1841 (cgraph_mark_inline_edge): Likewise.
1842 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1843 (cgraph_flatten_node): Likewise.
1844 (cgraph_decide_recursive_inlining): Likewise.
1845 (cgraph_decide_inlining_of_small_function): Likewise.
1846 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1848 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1849 Pete Steinmetz <steinmtz@us.ibm.com>
1851 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1852 (rldic.): Set type to "compare".
1854 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1855 mfjmpr for MFCTR/MFLR.
1856 (movdf_hardfloat64): Same.
1857 (movdf_softfloat64): Same. Correct order of store and move types.
1858 (movti_string): Set type to store_ux/load_ux.
1859 (load_multiple): Set type to load_ux.
1860 (store_multiple): Set type to store_ux.
1861 (movmemsi): Set type to store_ux.
1862 (output_cbranch direct_return): Set type to jmpreg.
1863 (stmw): Set type to store_ux.
1864 (lmw): Set type to load_ux.
1865 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1866 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1867 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1868 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1869 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1870 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1871 (rios1-fpstore): Increase latency to 3.
1872 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1873 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1875 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1876 Andrew Pinski <pinskia@physics.uc.edu>
1878 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1879 operand2 constraint to "b".
1880 (sync_<fetchop_name>di_internal): Same.
1881 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1883 (sync_old_<fetchop_name>di_internal): Same.
1884 (sync_new_<fetchop_name>si_internal): Same.
1885 (sync_new_<fetchop_name>di_internal): Same.
1887 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1890 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1891 case, define as macros.
1893 PR rtl-optimization/23837
1894 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1895 clobber / clobber match between dest and p->first.
1897 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1898 (no_conflict_move_test): Update comments.
1900 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1902 * doc/install.texi: Update URL for Jacks.
1903 * doc/sourcebuild.texi: Likewise.
1905 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1908 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1909 registers when choosing register preferences.
1910 (movdf_hardfloat64): Same.
1912 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1914 * expmed.c (expand_shift): Don't use the target of the rotate as
1915 target for the first expanded shift insn.
1916 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1918 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1920 PR tree-optimization/22438
1921 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1922 preserved iv rhs rewriting specially.
1924 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1926 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1927 estimate_only is true.
1928 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1929 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1930 tree-ssa-structalias.c
1931 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1932 ref_contains_indirect_ref.
1933 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1935 2005-09-21 DJ Delorie <dj@redhat.com>
1937 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1939 (mn10300_return_in_memory): Support variable size types also.
1940 (mn10300_pass_by_reference): Likewise.
1941 (mn10300_function_value): New.
1942 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1943 (FUNCTION_OUTGOING_VALUE): Likewise.
1944 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1945 * doc/invoke.texi: Document it.
1947 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1950 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1951 force integer op1 into register for XFmode compares.
1953 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1956 * expmed.c (alg_code): Add alg_impossible.
1957 (alg_hash_entry): Add cost.
1958 (synth_mult): Record alg_impossible in the hash table if
1959 multiplication by a given integer is impossble within the
1960 limit. Speed up using alg_impossible.
1962 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1964 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1965 argument. Allow and set any offset if needs_anyoffset is passed
1967 (get_constraint_for): Add argument here too.
1969 (do_structure_copy): Pass NULL to get_constraint_for.
1970 (handle_ptr_arith): Ditto.
1971 (find_func_aliases): Ditto.
1973 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1975 PR rtl-optimization/23898
1976 * output.h (get_attr_min_length): Declare.
1977 * final.c (get_attr_length_1): New function, broken out of:
1979 (get_attr_min_length): New function.
1980 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1981 (duplicate_computed_gotos): Likewise.
1982 * genattr.c (insn_min_length): Generate declaration.
1983 * genattrtab.c (min_fn, min_attr_value): New functions.
1984 (make_length_attrs): Generate insn_min_length.
1986 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1988 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1990 2005-09-20 Richard Henderson <rth@redhat.com>
1992 PR tree-optimization/24059
1993 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1996 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1998 * c.opt (fextended-identifiers): New.
1999 * c-opts.c (c_common_handle_option): Handle
2000 -fextended-identifiers.
2001 * doc/cpp.texi: Update documentation of extended identifiers.
2002 * doc/cppopts.texi (-fextended-identifiers): Document.
2004 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2006 PR tree-optimization/23929
2007 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2010 PR tree-optimization/23818
2011 * tree-stdarg.c (execute_optimize_stdarg): Call
2012 calculate_dominance_info.
2014 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2016 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2017 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2018 (compute_overlap_steps_for_affine_1_2): Use
2019 get_number_of_iters_for_loop.
2020 (analyze_subscript_affine_affine): Check whether difference is
2022 Use get_number_of_iters_for_loop.
2023 Check whether overlap occurs outside of bounds.
2024 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2026 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2028 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2029 base register if possible.
2031 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2033 PR tree-optimization/18463
2034 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2035 converting it directly is not possible.
2036 (chrec_convert_aggressive): New function.
2037 * tree-chrec.h (chrec_convert_aggressive): Declare.
2038 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2039 Fold chrec conversions aggressively if asked to.
2040 (instantiate_parameters): Modified because of changes in
2041 instantiate_parameters_1.
2043 2005-09-19 Richard Henderson <rth@redhat.com>
2045 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2046 (reduc_splus_v2df): New.
2048 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2050 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2051 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2053 2005-09-19 Richard Henderson <rth@redhat.com>
2055 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2058 2005-09-19 Richard Henderson <rth@redhat.com>
2060 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2061 (ia64_expand_dot_prod_v8qi): New.
2062 * config/ia64/ia64-protos.h: Update.
2063 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2064 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2065 sdot_prodv8qi, sdot_prodv4hi): New.
2066 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2068 2005-09-19 Richard Henderson <rth@redhat.com>
2071 * real.c (exact_real_truncate): Return false if the format cannot
2072 represent the number as a normal.
2074 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2075 for a memory source.
2077 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2079 * tree-ssa-operands.c (swap_tree_operands): Export.
2080 * tree.h (swap_tree_operands): Declare.
2081 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2082 Call swap_tree_operands.
2084 2005-09-19 Richard Henderson <rth@redhat.com>
2086 * tree-flow.h (merge_alias_info): Declare.
2087 * tree-ssa-copy.c (merge_alias_info): Export.
2088 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2089 (vect_create_data_ref_ptr): Use create_iv directly.
2090 (vectorizable_load): Use correct types for integer constants.
2091 (vect_generate_tmps_on_preheader): Likewise.
2092 (vect_gen_niters_for_prolog_loop): Likewise.
2094 2005-09-19 Steven Bosscher <stevenb@suse.de>
2096 PR rtl-optimization/23943
2097 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2099 2005-09-18 Jan Hubicka <jh@suse.cz>
2101 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2103 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2105 * varasm.c (output_constant): Do not abort on conversions to union
2106 types between different sizes.
2108 2005-09-18 Richard Guenther <rguenther@suse.de>
2111 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2114 2005-09-18 Paul Brook <paul@codesourcery.com>
2116 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2118 2005-09-17 Richard Henderson <rth@redhat.com>
2120 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2121 * tree-ssa-loop.c (pass_vect_dce): Remove.
2122 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2125 2005-09-17 Richard Henderson <rth@redhat.com>
2127 * tree-pass.h (pass_vect_dce): Declare.
2128 * passes.c (init_optimization_passes): Add it.
2129 * tree-flow.h (tree_ssa_dce): Declare.
2130 * tree-ssa-dce.c (tree_ssa_dce): Export.
2131 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2132 (gate_tree_vectorize): ... here.
2133 (pass_vect_dce): New.
2135 2005-09-17 Jan Hubicka <jh@suse.cz>
2137 * except.c (struct eh_status): Turn region_array into vec.
2138 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2139 convert_from_eh_region_ranges, find_exception_handler_labels,
2140 current_function_has_exception_handlers, assign_filter_values,
2141 build_post_landing_pads, dw2_build_landing_pads,
2142 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2143 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2144 foreach_reachable_handler, can_throw_internal_1,
2145 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2147 (duplicate_eh_region_1): Update region_array.
2148 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2150 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2153 * expmed.c (expand_mult): Substitute simple register for op0 when
2156 2005-09-17 Richard Henderson <rth@redhat.com>
2158 * expr.c (emit_move_via_integer): Add force argument, pass it on
2159 to emit_move_change_mode. Update callers.
2160 (emit_move_complex): Pass true to new force argument.
2161 * function.c (expand_function_end): Move expand_eh_return call
2162 earlier. Merge sub-word complex values into a pseudo before
2163 copying to the return hard register.
2165 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2167 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2168 between different sizes.
2170 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2174 * passes.c (init_optimization_passes): Register dump files for
2177 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2179 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2180 * config/s390/s390.c (s390_overlap_p): New function.
2181 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2182 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2185 2005-09-16 Richard Guenther <rguenther@suse.de>
2187 * ipa-pure-const.c (static_execute): Free auxiliar information.
2188 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2189 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2191 2005-09-15 DJ Delorie <dj@redhat.com>
2193 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2195 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2197 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2199 (swap_commutative_operands_with_target): New.
2201 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2203 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2206 (estimate_iters_using_array): New function.
2207 * tree-data-ref.h (estimate_iters_using_array): Prototype
2208 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2209 Use estimate_iters_using_array instead of analyze_array.
2211 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2213 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2216 2005-09-15 Michael Matz <matz@suse.de>
2218 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2220 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2222 PR tree-optimization/23835
2223 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2224 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2226 2005-09-14 Richard Henderson <rth@redhat.com>
2228 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2229 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2231 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2233 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2234 in the ARRAY_TYPE case.
2236 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2238 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2240 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2243 * tree-vect-transform.c (vectorizable_operation): Return false for
2244 scalar shift operations and for vector shift operations with
2245 non-invariant shift arguments. Use scalar tree operand op1 as
2246 a shift operand when vector shift insn pattern uses scalar shift
2248 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2250 2005-09-14 Olivier Hainque <hainque@adacore.com>
2252 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2253 value if it has side-effects.
2255 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2258 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2260 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2262 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2263 passed as NAME as if it were label at start of function code.
2265 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2267 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2270 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2272 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2273 as early clobber. Rewrite so the PIC register is not implicitly used.
2275 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2277 * tree.c (annotate_with_file_line): Compare line numbers before
2280 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2283 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2284 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2286 2005-09-13 Ian Lance Taylor <ian@airs.com>
2288 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2289 than a HOST_WIDEST_INT to gen_doloop_begin.
2291 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2293 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2295 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2297 PR tree-optimize/23817
2298 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2300 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2303 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2304 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2305 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2306 (restore_stack_nonlocal): Likewise.
2307 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2309 2005-09-12 Ian Lance Taylor <ian@airs.com>
2312 * c.opt (ffriend-injection): New C++ option.
2313 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2314 (C++ Dialect Options): Document -ffriend-injection.
2316 2005-09-12 Josh Conner <jconner@apple.com>
2319 * ipa-reference.c (static_execute): Don't mark variables in
2320 named sections TREE_READONLY.
2322 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2324 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2327 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2329 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2330 V_MUST_DEF instead of just the first_use_p.
2331 Don't mark the virtual variables for renaming on the statement which
2333 (pass_dse): Remove TODO_update_ssa.
2335 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2338 * stor-layout.c (compute_record_mode): For records with a single
2339 field, actually check the field's mode size against the type size.
2341 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2342 registers for TARGET_SHMEDIA.
2343 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2344 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2345 of GENERAL_REGS and FP_REGS.
2347 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2349 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2351 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2353 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2354 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2355 are omitted. Exclude stack_tie insn too.
2357 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2359 PR rtl-optimization/23098
2360 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2362 * config/rs6000/rs6000.md (movdf splitter): Use
2363 const_double_operand predicate for TARGET_POWERPC64.
2364 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2365 SYMBOL_REF method to ABI_V4.
2367 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2368 replace_equiv_address.
2369 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2370 rs6000_sr_alias_set and MEM_NOTRAP.
2371 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2373 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2375 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2376 handle CALL_EXPR again.
2378 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2380 * arm/predicates.md (alignable_memory_operand): Delete.
2382 2005-09-10 Richard Henderson <rth@redhat.com>
2385 * dbxout.c (dbxout_expand_expr): New.
2386 (dbxout_symbol): Use it.
2388 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2390 * arm.c (arm_gen_rotated_half_load): Delete.
2391 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2392 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2393 (thumb_set_return_address): Likewise.
2394 (thumb_load_double_from_address): Use adjust_address.
2395 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2396 (extendhsisi2_mem, movhi_bytes): Use change_address.
2397 (movhi): Use widen_memory_access.
2398 (reload_out_df): Use replace_equiv_address.
2399 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2401 2005-09-09 Richard Henderson <rth@redhat.com>
2404 * dbxout.c: Include expr.h.
2405 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2406 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2407 * Makefile.in (dbxout.o): Add EXPR_H.
2409 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2411 PR tree-optimization/23509
2412 * tree-cfg.c (replace_uses_by): Use replace_exp.
2413 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2414 pointers have name_mem_tag or type_mem_tag set.
2416 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2418 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2419 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2420 of wrongly accessing operands.
2422 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2424 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2425 * tree-chrec.c: Include tree-scalar-evolution.h.
2426 (chrec_convert): Instantiate the base and step before calling
2427 scev_probably_wraps_p that would fail on parametric evolutions.
2428 Collect all the fails into a single section failed_to_convert,
2429 print a diagnostic, and return chrec_dont_know instead of calling
2431 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2432 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2434 (scev_const_prop): Don't replace the definition of a loop closed ssa
2435 phi node by itself, or by another loop closed ssa phi node.
2436 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2437 that base and step are defined.
2439 2005-09-09 Richard Guenther <rguenther@suse.de>
2442 * fold-const.c (fold_ternary): Check truth_value_p before
2443 calling invert_truthvalue.
2445 2005-09-09 Nick Clifton <nickc@redhat.com>
2447 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2448 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2449 dimension of these arrays.
2450 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2452 * longlong.h: Only provide a prototype for the __clz_tab[] array
2453 if this header has not been included from libgcc2.h.
2454 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2456 Provide prototypes for exported functions.
2457 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2460 2005-09-08 Josh Conner <jconner@apple.com>
2464 * expr.c (expand_expr_addr_expr_1): Don't invoke
2465 expand_simple_binop for EXPAND_INITIALIZER.
2467 2005-09-08 Richard Henderson <rth@redhat.com>
2470 * toplev.c (wrapup_global_declaration_1): Split out ...
2471 (wrapup_global_declaration_2): ... from ...
2472 (wrapup_global_declarations): ... here. Return bool.
2473 (check_global_declaration_1): Split out ...
2474 (check_global_declarations): from here.
2475 (emit_debug_global_declarations): New.
2476 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2477 check_global_declaration_1, emit_debug_global_declarations): Declare.
2478 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2479 of decls. Call wrapup_global_declaration_1,
2480 wrapup_global_declaration_2, check_global_declaration_1 directly.
2481 (c_write_global_declarations_2): New.
2483 (c_write_global_declarations): Call c_write_global_declarations_2.
2484 * langhooks.c (write_global_declarations): Call
2485 emit_debug_global_declarations.
2487 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2488 remove decls that have DECL_RTL_SET_P.
2489 * passes.c (rest_of_decl_compilation): Invoke
2490 cgraph_varpool_finalize_decl for all but functions.
2492 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2494 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2495 the result of a conversion if the new min and max cannot be compared.
2497 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2499 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2500 (override_options): Setting s390_sr_alias_set removed.
2501 (save_fpr, save_gprs): Set alias set to vararg or frame.
2502 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2503 s390_sr_alias_set with get_frame_alias_set ().
2504 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2505 get_varargs_alias_set ().
2507 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2511 * c-parser.c (c_parser_objc_method_definition): If the next
2512 token is not "{", error out and don't start the function.
2514 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2516 * tree-vrp.c (extract_range_from_expr): Move the check for non
2517 nullness after the check for gimple invariant.
2519 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2521 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2523 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2526 * config/m32r.md (movmemsi_internal): Canonicalize order of
2527 operands in PLUS component of template.
2529 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2531 * reload1.c (fixup_eh_region_note): Remove assertion.
2532 (fixup_abnormal_edges): Reverted removal of call to
2533 find_many_sub_basic_blocks made on 2005-08-31.
2535 2005-09-07 Richard Henderson <rth@redhat.com>
2537 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2538 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2539 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2540 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2541 rearrange for better packing.
2542 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2543 (lookup_cfa_1): Remove inline marker.
2544 (cfa_equal_p): Split out of ...
2545 (def_cfa_1): ... here. Use INVALID_REGNUM.
2546 (build_cfa_loc): Handle !cfa->indirect.
2547 (frame_pointer_cfa_offset): New.
2548 (dbx_reg_number): Assert register elimination performed; do
2549 leaf register remapping.
2550 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2551 (eliminate_reg_to_offset): New.
2552 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2553 for verifiably local stack frame addresses; re-base to CFA.
2554 (mem_loc_descriptor): Remove can_use_fbreg argument.
2555 (concat_loc_descriptor, loc_descriptor): Likewise.
2556 (containing_function_has_frame_base): Remove.
2557 (rtl_for_decl_location): Don't do register elimination or
2558 leaf register remapping here.
2559 (secname_for_decl): Split out from ..
2560 (add_location_or_const_value_attribute): ... here.
2561 (convert_cfa_to_loc_list): New.
2562 (compute_frame_pointer_to_cfa_displacement): New.
2563 (gen_subprogram_die): Use them.
2564 * tree.h (frame_base_decl): Remove.
2565 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2566 (prologue_stack_adjust): Remove.
2567 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2568 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2569 (set_frame_base_location): Remove.
2570 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2571 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2572 (vt_add_function_parameters): Don't eliminate_regs.
2573 (vt_initialize): Don't create frame_base_decl.
2575 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2577 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2578 version of GNU binutils for 4.x and later.
2580 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2582 * ggc-page.c (ggc_push_context): Remove.
2583 (ggc_pop_context): Likewise.
2584 * ggc.h (ggc_push_context): Remove.
2585 (ggc_pop_context): Likewise.
2587 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2590 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2591 returning from an interrupt handler.
2593 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2596 * config/arc/arc.c (output_shift): Add check for loop count when
2599 2005-09-06 Steven Bosscher <stevenb@suse.de>
2601 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2603 (abs_replacement): Likewise.
2604 (pass_phiopt): Remove TODO_update_ssa.
2606 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2609 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2610 if "return with no value, in function returning non-void" warning
2612 * tree-cfg.c (execute_warn_function_return): Don't look at
2613 RETURN_EXPRs with TREE_NO_WARNING set.
2616 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2617 for internal functions doesn't use registers used by global registers
2618 variables. Use fewer register parameters if there are global register
2621 2005-09-06 Olivier Hainque <hainque@adacore.com>
2622 Eric Botcazou <ebotcazou@adacore.com>
2625 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2626 when we would be extracting outside its bit span (bitpos+bitsize
2627 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2628 Ada unchecked conversions.
2630 2005-09-06 Steven Bosscher <stevenb@suse.de>
2632 * tree-ssa-pre.c (try_look_through_load): New function.
2633 (compute_avail): Use it to try to look through loads for some
2634 more useful expressions.
2636 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2638 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2639 condition for detecting cases like (a&a) and (a^a).
2641 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2643 * common.opt: Add option ftree-vect-loop-version.
2644 * params.def: Add --param vect-max-version-checks.
2645 * doc/invoke.texi: Document ftree-vect-loop-version and
2646 --param vect-max-version-checks.
2647 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2648 may_misalign_stmts and defines for accessors.
2649 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2650 LOOP_VINFO_MAY_MISALIGN_STMTS.
2651 (destroy_loop_vec_info): VEC_free for
2652 LOOP_VINFO_MAY_MISALIGN_STMTS.
2653 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2654 Update documentation.
2655 (vect_update_misalignment_for_peel): New.
2656 (vect_enhance_data_refs_alignment): Update to choose loop
2657 peeling or loop versioning if appropriate for the (potentially)
2658 unaligned data references in the loop.
2659 (vect_analyze_data_refs_alignment): Remove call to
2660 vect_enhance_data_refs_alignment so the checks can be done
2662 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2663 and move up call to vect_analyze_data_refs_alignment.
2664 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2665 (vect_transform_loop): Add call to loop_version.
2667 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2669 PR rtl-optimization/23098
2670 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2671 * simplify-rtx.c (constant_pool_reference_p): New function.
2672 * rtl.h (constant_pool_reference_p): New prototype.
2673 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2674 constant_pool_reference_p in condition and
2675 avoid_constant_pool_reference in preparation statements.
2677 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2679 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2680 STRICT_LOW_PART SETs.
2682 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2685 * except.c (sjlj_emit_function_enter): Find the function begin
2686 note even when it's not in first basic block.
2688 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2690 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2691 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2692 * aclocal.m4: Regenerate.
2694 2005-09-05 DJ Delorie <dj@redhat.com>
2696 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2699 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2701 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2702 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2703 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2704 Follow spelling conventions.
2705 * doc/invoke.texi: Follow spelling conventions.
2707 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2709 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2710 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2711 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2713 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2716 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2717 (output_stack_adjust): Use gen_tmp_stack_mem.
2718 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2719 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2720 (sh_get_pr_initial_val): Likewise.
2721 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2722 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2723 * sh.md (divsi_inv_m0): Use gen_const_mem.
2724 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2725 (movdf_i4+1): Use gen_tmp_stack_mem.
2726 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2727 (fpu_switch+2): Likewise.
2728 (movv4sf_i, movv16sf_i): Use adjust_address.
2729 (symGOT_load): Set MEM_NOTRAP_P bit.
2731 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2734 * pa.c (emit_move_sequence): Fix typo in last change.
2736 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2738 PR rtl-optimization/23454
2739 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2742 2005-09-03 Richard Henderson <rth@redhat.com>
2743 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2746 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2749 2005-09-02 Nicolas Pitre <nico@cam.org>
2751 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2752 to bit_count to 32 bits.
2754 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2757 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2758 generating synthetic loads from volatile lvalues.
2760 005-09-02 Nick Clifton <nickc@redhat.com>
2762 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2763 __ctzhi2, __clzhi2): New functions.
2765 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2768 * tree-nested.c (struct var_map_elt): Mark with GTY.
2769 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2771 (lookup_field_for_decl): Allocate new element in GC memory.
2772 (lookup_tramp_for_decl): Likewise.
2773 (convert_nl_goto_reference): Likewise
2774 (create_nesting_tree): Allocate info in GC memory. Likewise for
2776 (free_nesting_tree): Free with ggc_free instead of free.
2777 (root): New static variable.
2778 (lower_nested_functions): Remove root as local variable. And zero out
2779 root at the end of the function.
2781 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2783 PR rtl-optimization/20365
2784 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2785 to short. New member ix.
2786 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2787 (simplify_plus_minus): Initialize ix members before calling qsort.
2789 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2791 PR tree-optimization/23626
2792 * tree-cfg.c (replace_uses_by): Clean up eh info.
2794 2005-09-01 DJ Delorie <dj@redhat.com>
2796 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2799 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2801 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2802 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2805 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2807 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2808 do not issue warning for a variable definition following
2811 2005-09-01 Richard Henderson <rth@redhat.com>
2814 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2815 conversion to CONST_VECTOR.
2817 2005-09-01 Richard Henderson <rth@redhat.com>
2820 * reload1.c (reload_as_needed): Check !CALL_P before calling
2821 fixup_eh_region_note.
2822 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2824 2005-09-01 DJ Delorie <dj@redhat.com>
2826 * varasm.c (output_constant): Let the target resolve
2827 conversions of addresses to non-default pointer sizes.
2829 2005-09-01 Nicolas Pitre <nico@cam.org>
2831 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2832 to alow matching ARM pre-indexed addressing mode.
2833 (arm_override_options): Remove now irrelevant comment.
2835 2005-09-01 Phil Edwards <phil@codesourcery.com>
2837 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2838 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2839 * config/i386/vxworks.h: Likewise.
2840 * config/i386/t-vxworksae: New file, for VxWorks AE.
2841 * config/i386/vxworksae.h: Likewise.
2843 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2845 PR tree-optimization/23410
2846 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2847 sequence is not wrapping during the first step.
2849 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2852 * dwarf2out.c (base_type_die): Compare char_type_node with
2853 TYPE_MAIN_VARIANT (type), not type.
2855 2005-09-01 Richard Guenther <rguenther@suse.de>
2857 PR tree-optimization/15366
2858 * common.opt: Add -finline-functions-called-once.
2859 Put -fearly-inlining in alphabetically ordered place.
2860 * doc/invoke.texi: Document new option.
2861 * ipa-inline.c (cgraph_decide_inlining): Honour
2862 flag_inline_functions_called_once.
2864 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2866 PR rtl-optimization/23478
2867 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2868 (alloc_qty): Initialize it.
2869 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2870 (combine_regs): Combine also n_throwing_calls_crossed fields.
2871 (find_free_reg): Don't attempt to caller-save pseudos crossing
2872 calls that might throw.
2873 * global.c (struct allocno): Add throwing_calls_crossed field.
2874 (global_alloc): Revert 2005-08-22 change. Initialize
2875 throwing_calls_crossed.
2876 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2879 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2882 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2883 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2884 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2885 (and64_2_operand): Tweak to use predicate.
2886 (and_operand): Adjust for mask_operand changes.
2887 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2888 (print_operand): Likewise.
2889 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2890 (mask64_1or2_operand): Delete.
2891 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2892 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2893 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2894 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2895 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2896 (rotldi3_internal4): Likewise.
2897 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2898 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2899 (ashldi3_internal7): Likewise.
2900 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2901 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2902 (anddi3 split): Don't match mask64_operand.
2903 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2904 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2905 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2906 't' splitter predicate.
2907 (movdi_internal64 + 2): Revert 2005-06-11 change.
2909 2005-08-31 DJ Delorie <dj@redhat.com>
2911 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2912 (m32c_asm_integer): Add support for 32 bit pointers.
2914 2005-08-31 Richard Henderson <rth@redhat.com>
2916 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2917 component-like references for setting MEM_NOTRAP_P.
2919 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2920 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2922 2005-08-31 Richard Henderson <rth@redhat.com>
2924 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2925 into a pseudo before applying gen_lowpart.
2927 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2929 * doc/install.texi (Specific): Update cctools version required
2930 for full functionality.
2931 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2932 linkers as -macosx_version_min.
2934 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2937 * sh.c (print_operand, %R and %S): Add handling of floating point
2938 registers, memory, constants and invalid operands.
2940 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2942 * ipa-pure-const.c: Change dump name.
2944 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2947 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2948 to "reg_or_0_operand".
2949 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2951 2005-08-31 Dale Johannesen <dalej@apple.com>
2953 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2954 loops that count down.
2956 2005-08-31 Richard Henderson <rth@redhat.com>
2959 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2960 (fixup_eh_region_note): New.
2961 (reload_as_needed): Call it.
2962 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2963 don't call find_many_sub_basic_blocks; call verify_flow_info.
2964 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2965 (keep_stack_depressed): Likewise.
2966 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2968 2005-08-31 Richard Henderson <rth@redhat.com>
2970 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2973 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2975 * expr.c (expand_expr_real_1): Compare size of address
2976 mode to target's address mode size in deciding expansion of
2977 the constant address.
2979 2005-08-31 Richard Guenther <rguenther@suse.de>
2982 * expr.c (all_zeros_p): New function.
2983 (expand_expr_real_1): Handle the case of an all-zero
2984 non-addressable constructor separately.
2986 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2988 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2989 arguments, adjust all callers.
2990 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2992 2005-08-30 Richard Henderson <rth@redhat.com>
2995 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2996 whenever the mode sizes match.
2998 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3000 * calls.c (load_register_parameters): Fix comment typo.
3001 * expr.c (emit_push_insn): Comment formatting.
3003 2005-08-30 Ian Lance Taylor <ian@airs.com>
3005 * config/i386/x-cygwin (host-cygwin): Change dependency from
3006 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3008 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3010 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3013 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3016 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3017 call to ggc_collect.
3019 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3022 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3023 beginning. Remove $(INCLUDES) from all the rules, if following
3024 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3026 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3029 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3030 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3031 not constant, but maxlen is, don't set len to maxlen, rather
3032 set maxlen to len if len is a constant.
3034 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3036 PR tree-optimization/23475
3037 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3040 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3042 Fix PR middle-end/22455
3044 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3045 Checksum only the parts of the tree that exist for the tree code.
3047 2005-08-28 Dale Johannesen <dalej@apple.com>
3049 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3051 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3053 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3055 2005-08-28 Richard Henderson <rth@redhat.com>
3057 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3058 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3061 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3064 * builtins.c (get_memory_rtx): Don't strip nops
3065 in between COMPONENT_REFs.
3067 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3070 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3072 (gimplify_modify_expr): Check for zero sized types and gimplify the
3073 rhs and lhs as statements.
3075 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3078 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3079 state for return address column of signal frames.
3081 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3084 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3085 bytes >= 2 not bytes == 2.
3086 (expand_block_move): Same.
3088 2005-08-27 Richard Guenther <rguenther@suse.de>
3091 * config/i386/sse.md (sse2_movsd): Add missing closing
3094 2005-08-27 Paul Brook <paul@codesourcery.com>
3096 * genrecog.c (enum decision_type): Add DT_num_insns.
3097 (struct decision_test): Add u.num_insns.
3098 (add_to_sequence): Add DT_num_insns test.
3099 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3100 (write_cond, debug_decision_2): Ditto.
3101 (change_state): Assume peep2_next_insn never fails.
3102 Remove "afterward" argument.
3103 (write afterward, write_tree): Update to match.
3104 * recog.c (peep2_current_count): New variable.
3105 (peep2_next_insn): Check it.
3106 (peephole2_optimize): Set peep2_current_count.
3107 * recog.h (peep2_current_count): Declare.
3109 2005-08-26 Josh Conner <jconner@apple.com>
3112 * ipa-pure-const.c (check_tree): Check for volatile-ness
3113 when considering a dereference.
3115 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3117 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3119 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3121 PR rtl-optimization/23561
3122 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3123 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3124 at most LEN bytes long memory fits into the field.
3125 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3126 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3127 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3129 2005-08-26 Richard Henderson <rth@redhat.com>
3132 * loop.c (biased_biv_may_wrap_p): New.
3133 (maybe_eliminate_biv_1): Use it to suppress non-equality
3134 comparison transformations. Delete disabled code.
3136 2005-08-26 Ian Lance Taylor <ian@airs.com>
3138 * combine.c (make_extraction): Avoid reference outside object.
3140 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3142 * stor-layout.c (finalize_type_size): Restore behaviour for
3143 non-aggregate types to the status quo ante of the patch for
3144 pr 23467. Document why it matters.
3146 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3149 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3150 array by one element, initialize the BT_LAST element with NULL.
3152 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3154 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3155 optimizing for size.
3157 (compare_plus_eqsi): Same.
3158 (plus_eqsi_compare): Same.
3159 (neg_eq0<mode>): Same.
3160 (neg_eq<mode>): Same.
3162 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3165 2005-08-26 Nick Clifton <nickc@redhat.com>
3167 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3168 TARGET_EP is not defined.
3169 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3170 TARGET_EP is enabled.
3171 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3172 * config/v850/v850.md (save_all_interrupt): Only use the EP
3173 register if TARGET_EP is defined.
3174 (restore_all_interrupt): Likewise.
3175 * config/v850/lib1funcs.asm: Update functions so that the EP
3176 register is only used if __EP__ is defined.
3178 2005-08-26 David Ung <davidu@mips.com>
3180 * config/mips/mips.c (mips_expand_prologue): Handle case when
3181 generating for MIPS16 and the outgoing argument area is more than
3182 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3185 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3187 * config/crx/crx.md: Make doloop_end pattern usage controllable
3188 via mloop-nesting=<max-nesting> command line switch. Make sure
3189 the combiner cannot use doloop_end_<mode> in an illegal way.
3190 * config/crx/crx.c: Use regs up to r6 for argument passing.
3191 Refine crx_address_cost (non cst4 displacements are expensive).
3192 * config/crx/crx.opt: Add switch for mloop-nesting=.
3194 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3196 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3197 (UNSPEC_MVST): New constant.
3199 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3201 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3202 Reject operands containing eliminable registers.
3203 * testsuite/gcc.dg/20050825-1.c: New testcase.
3205 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3206 Jan Hubicka <jh@suse.cz>
3208 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3210 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3212 PR tree-optimization/23546
3213 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3216 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3218 * params.def (PARAM_MIN_SPEC_PROB): New.
3219 * sched-rgn.c (MIN_PROBABILITY): Delete.
3220 (compute_trg_info): Convert to PARAM_VALUE.
3221 * doc/invoke.texi (param): Document min-spec-prob.
3223 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3225 * config/darwin.h: define __PIC__
3226 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3227 TARGET_OS_CPP_BUILTINS macro.
3229 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3231 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3234 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3236 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3238 * cfghooks.c (duplicate_block): Added position where to place
3239 new block as argument.
3240 * cfghooks.h (duplicate_block): Declaration changed.
3241 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3243 * cfglayout.h (copy_bbs): Declaration changed.
3244 * cfgloop.h (loop_version): Declaration changed.
3245 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3246 position to copy_bbs.
3247 (loop_version): Pass position to duplicate_loop_to_header_edge.
3248 Add place_after argument and position new blocks according to
3250 * modulo-sched.c (sms_schedule): Pass place_after argument
3252 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3253 * tree-cfg.c (split_edge_bb_loc): New function.
3254 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3255 to determine position of new blocks.
3256 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3258 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3259 argument to duplicate_block.
3260 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3261 Pass position to copy_bbs.
3263 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3265 * fold-const.c (ptr_difference_const): Use
3266 cst_and_fits_in_hwi instead of host_integerp.
3268 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3270 * config/darwin.c (gen_pic_offset): New.
3271 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3274 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3276 PR tree-optimization/23486
3277 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3279 2005-08-23 Phil Edwards <phil@codesourcery.com>
3281 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3282 remove use_collect2.
3283 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3285 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3286 configuration files to override the default value.
3288 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3289 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3290 * config/vx-common.h: New file, split out from...
3291 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3292 * config/vxworksae.h: New file, for VxWorks AE.
3293 * config/vxworks.opt: New file.
3294 * config/vxlib.c: Update for VxWorks 6.
3296 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3297 other MULTILIB_* variables appropriately.
3298 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3299 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3300 * config/rs6000/vxworks.h: Update for VxWorks 6.
3301 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3303 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3306 * config/darwin.c (machopic_select_section): Remove the hack to
3307 mark "::operator new" and "::operator delete" for coalescing
3308 even though they are not weak.
3310 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3312 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3313 * configure: Regenerate.
3315 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3318 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3320 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3321 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3324 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3326 * config/rs6000/predicates.md (equality_operator): New.
3327 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3328 comparison with a large constant.
3330 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3332 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3334 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3336 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3337 registers is even, and we have a hardware double precision fp,
3339 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3340 size of current argument when checking if argument was passed in
3343 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3346 * stor-layout.c (finalize_type_size): Dont override
3347 existing alignment with a smaller alignment from the mode.
3349 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3351 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3352 * lambda.h (lambda_vector_lexico_pos): ... here.
3353 * tree-data-ref.c (build_classic_dist_vector): Return false when
3354 the distance vector is lexicographically negative.
3356 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3358 PR tree-optimization/23511
3359 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3360 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3362 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3364 PR tree-optimization/22043
3365 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3366 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3367 If ALLOW_FLEXARR, handle types ending with flexible array member.
3368 Pass false as second argument to recursive count_type_elements calls.
3369 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3370 argument to count_type_elements call.
3371 * tree-sra.c (decide_block_copy): Likewise.
3372 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3373 for a constant-sized object, set cleared as well. Pass true as
3374 second argument to count_type_elements call.
3376 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3379 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3380 from legitimate_small_data_p, and make global. Update use.
3381 Remove forward declaration.
3382 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3384 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3386 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3388 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3389 of scratch intermediates.
3390 (eq<mode>_compare): Same.
3391 (neg_eq0<mode>): New.
3392 (neg_eq<mode>): Convert to define_insn_and_split.
3394 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3397 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3398 stdarg functions, set/clear the fp marker even when no variable
3400 * config/rs6000/sysv4.opt (mprototype): Describe.
3402 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3404 PR rtl-optimization/23478
3405 * regs.h (reg_info): Add throw_calls_crossed.
3406 (REG_N_THROWING_CALLS_CROSSED): Define.
3407 * flow.c (allocate_reg_life_data): Initialize
3408 REG_N_THROWING_CALLS_CROSSED.
3409 (propagate_one_insn, attempt_auto_inc): Update
3410 REG_N_THROWING_CALLS_CROSSED.
3411 * global.c (global_alloc): Don't allocate pseudos across
3412 calls that may throw.
3414 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3417 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3418 value is inbetween the range if we did not find an exact match.
3420 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3422 * doc/invoke.texi (Option Summary): Add ms1 options.
3423 * doc/extend.texi: Document interrupt handler attribute for ms1.
3424 * doc/md.texi: Document ms1 constraints.
3425 * config.gcc: Add ms1-*-elf.
3426 * config/ms1/ms1.h: New.
3427 * config/ms1/ms1.c: New.
3428 * config/ms1/ms1.md: New.
3429 * config/ms1/ms1-protos.h: New.
3430 * config/ms1/ABI.txt: New.
3431 * config/ms1/crti.asm: New.
3432 * config/ms1/crtn.asm: New.
3433 * config/ms1/lib2extra-funcs.c: New.
3434 * config/ms1/t-ms1: New.
3435 * config/ms1/ms1.opt: New.
3437 2005-08-22 Ira Rosen <irar@il.ibm.com>
3439 * config/rs6000/altivec.md (xorv4sf3): New.
3440 (negv4sf2, neg<mode>2): Likewise.
3442 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3445 * config/ia64/ia64.md (divsi3): Check divide by zero.
3446 (udivsi3): Likewise.
3448 (udivdi3): Likewise.
3450 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3452 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3453 up to elem_bitsize bits, not max_bitsize.
3455 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3457 PR tree-optimization/23433
3458 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3459 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3461 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3463 PR tree-optimization/23434
3464 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3465 the iteration bound is not an INTEGER_CST.
3467 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3469 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3470 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3471 NULL if need_epilog_adjust is false.
3472 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3473 Case 3 always peels first itration, not just for PLUS case, and no need
3474 to use scalar_initial_def here. Create an epilog adjustment only if
3475 scalar_initial_def is not NULL.
3477 (vectorizable_reduction): Remove assert.
3479 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3482 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3483 (__moddi3): Likewise.
3484 (__udivdi3): Likewise.
3485 (__umoddi3): Likewise.
3486 (__divsi3): Likewise.
3487 (__modsi3): Likewise.
3488 (__udivsi3): Likewise.
3489 (__umodsi3): Likewise.
3491 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3493 * tree-pass.h (TDF_GRAPH): Define.
3494 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3495 * passes.c (finish_optimization_passes): Only call
3496 finish_graph_dump_file if TDF_GRAPH is set.
3497 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3498 NULL. Set TDF_GRAPH bit.
3499 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3501 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3503 * arm.h (arm_stack_offsets): Add locals_base field.
3504 * arm.c (arm_get_frame_offsets): Compute it.
3505 (thumb_compute_initial_elimination offset): Make the Thumb frame
3506 pointer point to the base of the local variables.
3507 (thumb_expand_prologue): Update accordingly.
3508 (thumb_expand_epilogue): Likewise.
3510 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3511 mode of clobbered scratch to DImode. Handle a case that's known to
3514 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3516 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3517 (gt0<mode>_compare): Delete.
3518 (neg_gt0<mode>): Delete.
3520 2005-08-19 Eric Christopher <echristo@apple.com>
3522 * optabs.h: Change CTI_ to COI_.
3525 2005-08-19 James E Wilson <wilson@specifix.com>
3527 * builtins.c (expand_builtin_return_addr): Set
3528 current_function_accesses_prior_frames when count != 0. Use
3529 frame_pointer_rtx when count == 0.
3530 * function.h (struct function): Add accesses_prior_frames field.
3531 (current_function_accesses_prior_frames): Define.
3532 * reload1.c (init_elim_table): Check
3533 current_function_accesses_prior_frames.
3534 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3536 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3538 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3539 indicator. Return true if the flowgraph changed during
3542 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3545 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3546 conditional expression before testing its value.
3548 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3550 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3552 2005-08-19 Devang Patel <dpatel@apple.com>
3554 PR tree-optimization/23048
3555 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3556 third parameter. Check whether latch is dominated by exit
3558 (if_convertible_loop_p): Supply exit block itself to
3559 if_convertible_bb_p.
3561 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3564 * arm.md (arm_load_pic_register): Change argument to the mask of
3565 saved registers. Call thumb_find_work_register if we need a
3566 scratch register on Thumb.
3567 (arm_expand_prologue): Pass empty register set to
3568 arm_load_pic_register.
3569 (thumb_expand_prologue): Pass live_regs_mask directly to
3570 arm_load_pic_register.
3571 * arm-protos.h (arm_load_pic_register): Update prototype.
3573 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3575 * sh.c (find_sole_member): New function.
3576 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3577 if the record's alignment is larger than the size of its only member.
3579 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3582 * arm.c (thumb_legitimize_reload_address): New function.
3583 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3584 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3586 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3588 * config/crx/crx.c: Implement crx_decompose_address. Reject
3589 symbolic displacements since CRX register relative adressing
3590 mode can't handle unsigned 32-bit values as displacements.
3591 * config/crx/crx.h: Simplify definitions, remove redundant
3592 parenthesis and obsolete macros.
3593 * config/crx/crx.opt: Add new switch for debugging addresses.
3594 * config/crx/crx-protos.h: Add new declarations for above.
3596 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3599 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3602 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3604 * collect2.c (dup2): Delete.
3605 * configure.ac: Don't check for dup2.
3607 * config.in, configure: Regenerate.
3609 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3611 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3612 record with the type of its only member.
3614 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3616 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3617 define_insn_and_split.
3618 (plus_ltu<mode>_compare): Same.
3619 (gtu<mode>_compare): Same.
3620 (plus_gtu<mode>_compare): Same.
3622 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3624 PR tree-optimization/22228
3625 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3627 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3628 are recorded in vect_vnames_to_rename for renaming.
3629 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3630 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3631 in vect_vnames_to_rename.
3632 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3633 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3635 2005-08-18 Jan Hubicka <jh@suse.cz>
3638 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3639 info only for local statics, not for member variables.
3641 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3643 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3645 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3647 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3649 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3652 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3654 2005-08-17 James E Wilson <wilson@specifix.com>
3656 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3659 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3661 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3662 (leu<mode>_compare): Same.
3663 (plus_leu<mode>): Same.
3664 (neg_leu<mode>): Same.
3665 (and_neg_leu<mode): Same.
3666 (ltu<mode>_compare): Same.
3667 (plus_ltu<mode>): Same.
3669 (geu<mode>_compare): Same.
3670 (plus_geu<mode>): Same.
3671 (neg_geu<mode>): Same.
3672 (and_neg_geu<mode>): Same.
3673 (plus_gt<mode>): Same.
3674 (gtu<mode>_compare): Same.
3675 (plus_gtu<mode>): Same.
3677 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3679 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3680 Move call_table_data to end. Delete spurious .text.
3681 (callt_save_all_interrupt): Fix comment typo.
3683 2005-08-17 James E Wilson <wilson@specifix.com>
3684 Kevin Winchester <winchester@amirix.com>
3687 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3689 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3692 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3693 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3695 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3697 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3698 record with the type of its only member if the modes don't match.
3700 * varasm.c (decode_reg_name): Skip empty additional register names.
3702 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3704 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3705 lsm_tmp_name_length): New.
3706 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3707 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3709 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3710 Andreas Krebbel <krebbel1@de.ibm.com>
3712 * config.gcc: Added z9-109 switch.
3713 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3714 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3715 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3716 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3717 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3718 for "z9_109" cpu attribute.
3719 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3720 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3721 (s390_handle_arch_option): Added z9-109 switch.
3722 (override_options): Set respective cost function for z9-109.
3723 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3724 (legitimate_reload_constant_p): Accept extended immediates.
3725 (print_operand): Three new output modifiers added: k, m and o.
3726 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3727 (s390_output_mi_thunk): Use extended immediate when possible.
3728 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3729 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3730 (CONSTRAINT_LEN): Added length of O constraint.
3731 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3732 * config/s390/s390.md ("cpu"): New value z9_109 added.
3733 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3734 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3735 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3736 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3737 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3738 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3739 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3740 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3741 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3742 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3743 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3744 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3745 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3746 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3747 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3749 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3750 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3751 insns for TARGET_EXTIMM.
3753 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3755 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3757 2005-08-17 Nick Clifton <nickc@redhat.com>
3759 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3760 Call default_encode_section_info.
3762 2005-08-17 Steven Bosscher <stevenb@suse.de>
3764 PR tree-optimization/21574
3765 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3766 constant, return CONSTANT.
3767 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3768 (ccp_fold, visit_assignment): Likewise.
3769 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3771 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3773 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3774 fold_buildN instead of buildN then fold_initializer or fold.
3775 (build_unary_op): Likewise.
3776 (build_binary_op): Likewise.
3777 * fold-const.c (fold_initializer): Remove.
3778 (fold_build1_initializer): New function.
3779 (fold_build2_initializer): New function.
3780 (fold_build3_initializer): New function.
3781 * tree.h (fold_initializer): Remove.
3782 (fold_build1_initializer): New function.
3783 (fold_build2_initializer): New function.
3784 (fold_build3_initializer): New function.
3786 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3788 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3789 (try_move_mult_to_index): Call fold_build2 instead of build2.
3790 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3791 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3792 fold_binary_to_constant.
3793 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3795 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3796 check if A == gcd (A, B). Remove TYPE argument.
3797 (analyze_offset) Use fold_build2 instead of fold (build.
3798 (create_data_ref): Likewise.
3799 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3800 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3803 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3805 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3806 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3808 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3811 * gimplify.c (zero_sized_type): New function.
3812 (gimplify_modify_expr_rhs): If we have a zero sized type,
3813 replace the statement with an empty statement.
3815 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3817 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3820 2005-08-16 Ian Lance Taylor <ian@airs.com>
3822 * doc/tm.texi (Label Output): Correct typo.
3824 2005-08-16 Steven Bosscher <stevenb@suse.de>
3827 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3828 force_operand will work later on using have_insn_for.
3830 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3832 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3834 2005-08-16 Ian Lance Taylor <ian@airs.com>
3837 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3838 vector type, don't try to construct it element by element. Add an
3839 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3841 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3843 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3845 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3847 * doc/invoke.texi (Precompiled Headers): Document some more options
3848 which are known to be safe.
3850 2005-08-16 James E Wilson <wilson@specifix.com>
3852 PR tree-optimization/21105
3853 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3854 TREE_OVERFLOW check.
3856 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3858 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3859 (neg_ltu<mode>): Same.
3861 (neg_gtu<mode>): Same.
3863 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3865 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3866 (fold_builtin_isdigit): Use fold_buildN.
3867 (build_function_call_expr): Likewise.
3868 * c-typeck.c (c_finish_loop): Likewise.
3870 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3871 Richard Shann <rshann@superh.com>
3873 PR middle-end/20396:
3874 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3876 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3878 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3880 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3883 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3884 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3887 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3890 * fold-const.c (build_range_check): Disable optimization for function
3891 pointer expressions on targets that require function pointer
3894 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3896 * simplify-rtx.c (simplify_const_relational_operation): When
3897 extracting arguments of a COMPARE, recompute the mode as well.
3899 2005-08-15 Ian Lance Taylor <ian@airs.com>
3901 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3903 2005-08-15 DJ Delorie <dj@redhat.com>
3905 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3907 (movsi_splittable): Allow, but split, moves to the stack.
3908 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3911 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3913 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3914 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3915 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3917 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3918 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3919 Delete HOST_PTR_PRINTF.
3921 * configure, config.in: Regenerate.
3923 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3925 * config/rs6000/rs6000.md (QHSI): New mode macro.
3926 (wd): Extend mode attr for QImode and HImode
3927 (dbits): New mode attr.
3928 (zero_extend<mode>di2): Convert to mode macro.
3930 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3933 * doc/invoke.texi (-mgnu-ld): Update description.
3936 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3939 * Makefile.in (tree-chrec.o): Depends on real.h.
3940 * tree-chrec.c: Include real.h.
3941 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3942 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3943 * tree-scalar-evolution.c (add_to_evolution_1,
3944 interpret_rhs_modify_expr): Ditto.
3946 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3949 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3950 step is negative compute the estimation from init downwards to zero.
3952 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3954 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3956 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3958 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3960 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3961 Accept double-word constants that can be split.
3962 * config/s390/s390.md ("movti"): Use 'P' constraint.
3963 ("*movdi_31", "*movdf_31"): Likewise.
3965 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3967 Fix PR tree-optimization/22615
3969 * tree-ssa-structalias.c (solution_set_add): Handle
3970 first_vi_for_offset returning NULL.
3971 (do_da_constraint): Ditto.
3972 (do_sd_constraint): Ditto.
3973 (do_ds_constraint): Ditto
3974 (find_func_aliases): Ditto.
3975 (build_constraint_graph): RHS is allowed be ANYTHING.
3976 (first_vi_for_offset): Return NULL if we couldn't find anything at
3979 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3981 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3982 over memory as first operand.
3984 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3987 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3988 available for setting it.
3990 2005-08-14 Ira Rosen <irar@il.ibm.com>
3992 PR tree-optimization/23320
3993 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3994 data-refs' types instead of base object nullness. Add check for
3995 pointer type data-refs before first location comparison. Remove
3998 2005-08-14 Andreas Schwab <schwab@suse.de>
4000 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4002 2005-08-13 James E Wilson <wilson@specifix.com>
4004 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4005 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4006 -fstack-protector-all, --param ssp-buffer-size): Document.
4007 (-Wvariadic-macros): Alphabetize.
4008 (-fsched-stalled-insns-dep): Add missing 'f'.
4010 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4013 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4015 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4016 or indirect address operand.
4017 (EXTRA_ADDRESS_CONSTRAINT): New.
4018 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4020 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4022 PR tree-optimization/22236
4023 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4024 successors and predecessors.
4025 * tree-chrec.c (chrec_convert): Before converting, check that
4026 sequences don't wrap.
4027 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4028 (analyze_array): Extern.
4029 (find_data_references_in_loop): Remove call to
4030 compute_estimated_nb_iterations.
4031 * tree-data-ref.h (analyze_array): Declared.
4032 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4033 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4034 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4035 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4037 * tree-ssa-loop-ivcanon.c: Fix documentation.
4038 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4039 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4040 (infer_loop_bounds_from_undefined): New.
4041 (estimate_numbers_of_iterations_loop): Use
4042 infer_loop_bounds_from_undefined.
4043 (used_in_pointer_arithmetic_p): New.
4044 (scev_probably_wraps_p): Pass an extra parameter. Call
4045 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4046 (convert_step): Fix documentation.
4047 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4048 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4049 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4050 scev_probably_wraps_p.
4052 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4054 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4055 (s390_register_info): Ignore clobbered_regs information for fixed
4056 registers, and only fixed registers.
4057 (s390_init_frame_layout): Remove redundant call.
4059 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4061 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4062 description of -Wold-style-casts.
4064 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4065 Jakub Jelinek <jakub@redhat.com>
4067 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4068 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4069 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4070 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4071 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4072 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4073 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4074 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4075 ("stack_protect_set", "stack_protect_test"): New expanders.
4076 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4077 "stack_protect_testdi"): New insn definitions.
4079 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4081 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4083 2005-08-12 Paul Brook <paul@codesourcery.com>
4085 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4087 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4089 * config/s390/predicates.md (setmem_operand): New predicate.
4090 (shift_count_operand): Accept ANDs with special constants as
4092 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4093 with special constants.
4094 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4095 shift_count_operand with setmem_operand.
4097 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4099 * config/s390/s390.c (s390_extract_part, s390_single_part):
4101 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4102 (s390_output_mi_thunk): Don't use lg on 31 bit.
4103 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4104 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4106 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4108 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4109 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4110 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4111 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4112 with one of the new macros.
4114 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4116 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4117 Don't set save_return_addr_p.
4118 (s390_register_info): Make clobbered_regs not depending on
4121 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4123 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4124 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4126 2005-08-11 James E. Wilson <wilson@specifix.com>
4128 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4130 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4132 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4133 locations gathered by var-tracking in single entry loc_list
4134 over loc_descriptor_from_tree.
4136 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4137 pass it down to loc_descriptor.
4138 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4139 (containing_function_has_frame_base): Move earlier in the file.
4140 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4141 instead of always assuming fbreg can't be used.
4143 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4145 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4146 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4147 Accept address wrapped in AND for Altivec.
4148 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4149 Strip AND wrapping offset address for Altivec.
4151 2005-08-11 Richard Henderson <rth@redhat.com>
4154 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4155 before using TYPE_IS_SIZETYPE.
4157 2005-08-11 Richard Henderson <rth@redhat.com>
4160 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4161 insn types not present on ev4.
4162 (alphaev5_insn_pipe): Similarly.
4164 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4167 * arm.c (arm_override_options): If the user has selected callee-super-
4168 interworking, then enable normal interworking.
4170 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4172 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4175 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4177 * doc/rtl.texi: Fix two typos.
4179 2005-08-11 Richard Guenther <rguenther@suse.de>
4182 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4183 cases where we call to/from functions returning void.
4185 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4188 * tree.c (build_pointer_type_for_mode): Robustify.
4190 2005-08-10 James E Wilson <wilson@specifix.com>
4192 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4193 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4195 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4198 2005-08-10 Eric Christopher <echristo@apple.com>
4200 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4201 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4204 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4207 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4208 for the high part when generating dynamic-no-pic code.
4210 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4212 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4213 (x86_64-*-linux*): Likewise.
4215 * config/i386/crtfastmath.c: New file.
4216 * config/i386/t-crtfm: Likewise.
4218 * config/i386/linux.h (ENDFILE_SPEC): New.
4219 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4221 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4224 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4226 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4227 (vec_shl, vec_shr): Document new operations.
4228 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4230 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4232 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4233 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4234 change predicate to indexed_or_indirect_address.
4236 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4238 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4239 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4240 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4241 and __aeabi_uwrite8.
4242 * config/arm/unaligned-funcs.c: New file.
4243 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4245 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4247 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4249 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4250 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4252 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4253 * final.c (pass_shorten_branches): Add dump.
4254 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4255 (pass_life): Rename dump.
4256 (rest_of_handle_flow2): Remove initial verify_flow_info.
4257 * function.c (pass_instantiate_virtual_regs): Add dump.
4258 * integrate.c (pass_initial_value_sets): Add dump.
4259 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4260 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4261 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4262 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4263 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4264 gate_rtl_unrool_and_peel_loops): New.
4265 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4266 rtl_doloop): Do not look at flags.
4267 * mode-switching.c (pass_mode_switching): Add dump.
4268 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4269 pass_split_before_regstack): Add dump.
4270 * regmove.c (pass_stack_adjustments): Add dump.
4271 * tree-optimize.c (pass_fixup_cfg): Add dump.
4273 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4276 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4277 deciding which instruction sequence to use.
4279 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4281 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4282 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4284 2005-08-09 Richard Guenther <rguenther@suse.de>
4286 * c-common.c (builtin_function_2): Remove.
4287 (def_builtin_1): New function.
4288 (c_common_nodes_and_builtins): Use def_builtin_1 to
4289 build builtin functions.
4291 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4293 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4294 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4295 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4298 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4300 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4301 fold_binary instead of fold_build2 since we don't care about the
4303 (loop_niter_by_eval): Likewise.
4304 (compare_trees): Likewise.
4305 (proved_non_wrapping_p): Likewise.
4307 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4311 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4312 if the if is really empty.
4314 2005-08-09 Steven Bosscher <stevenb@suse.de>
4316 PR tree-optimization/23234
4317 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4318 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4319 argument of the new enum.
4320 (execute_cse_reciprocals): Add reciprocals for function arguments
4321 on the unique successor edge of the entry block. Update other calls
4322 to execute_cse_reciprocals_1.
4324 2005-08-08 Richard Henderson <rth@redhat.com>
4327 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4329 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4331 * expr.c (write_complex_part): Return after handling MEM.
4333 2005-08-08 Josh Conner <jconner@apple.com>
4335 PR rtl-optimization/23241
4336 * combine.c (simplify_comparison): Fix error in determining
4337 whether to lift a subreg from comparison.
4339 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4342 * config/rs6000/altivec.md (vec_init<mode>): New.
4343 (vec_set<mode>): New.
4344 (vec_extract<mode>): New.
4345 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4346 (rs6000_expand_vector_set): New.
4347 (rs6000_expand_vector_extract): New.
4348 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4349 for Altivec modes before reload.
4350 (altivec_expand_vec_init_builtin): New.
4351 (get_element_number): New.
4352 (altivec_expand_vec_set_builtin): New.
4353 (altivec_expand_vec_ext_builtin): New.
4354 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4356 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4358 * config/rs6000/rs6000.h (rs6000_builtins): Add
4359 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4360 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4361 * config/rs6000/rs6000-protos.h: Declare new functions.
4363 2005-08-08 Jan Hubicka <jh@suse.cz>
4365 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4366 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4367 * i386.md (movdi*): Use pic_32bit_operand.
4368 * predicates.md (pic_32bit_operand): New.
4370 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4373 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4375 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4377 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4378 (test_for_singularity): Use fold_build2.
4380 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4382 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4384 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4386 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4387 (COMMON_ASM_OP) Define.
4388 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4389 (ix86_encode_section_info): Likewise.
4390 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4391 SUBTARGET_ENCODE_SECTION_INFO.
4393 2005-08-06 Richard Henderson <rth@redhat.com>
4396 * tree-nested.c (convert_local_reference): Save and restore val_only
4397 around component_ref and friends. Clear walk_subtrees by default.
4399 2005-08-06 Peter O'Gorman <peter@pogma.com>
4402 * gcc.c (process_command): Check the argument to -b has a dash.
4403 * doc/invoke.texi: Update -b and -V docs.
4405 2005-08-06 James E Wilson <wilson@specifix.com>
4407 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4409 2005-08-06 Michael Matz <matz@suse.de>
4411 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4412 member only if only one insn is associated with the value.
4414 2005-08-06 Nick Clifton <nickc@redhat.com>
4416 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4418 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4419 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4420 Check symbol flags instead of symbol name mangling.
4421 (xstormy16_asm_output_aligned_common): Likewise. Also
4422 simplify code since the bss100_section cass is the only case
4423 where the below100 code will be triggered.
4424 (xstormy16_encode_section_info): Encode below100 attribute
4425 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4427 (xstormy16_strip_name_encoding): Delete - this function is no
4429 (TARGET_STRIP_NAME_ENCODING): Undefine.
4430 * config/stormy16/stormy16-protos.h: Delete prototype for
4431 xstormy16_strip_name_encoding.
4433 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4435 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4436 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4437 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4438 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4439 config/alpha/predicates.md, config/arc/arc.h,
4440 config/arm/arm.h, config/arm/ieee754-df.S,
4441 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4442 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4443 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4444 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4445 config/m68hc11/m68hc11.h, config/mips/mips.c,
4446 config/mips/mips.h, config/mips/openbsd.h,
4447 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4448 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4449 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4450 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4451 config/sparc/linux.h, config/sparc/linux64.h,
4452 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4453 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4454 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4455 typos. Follow spelling conventions.
4457 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4460 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4461 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4462 specially. Check for side effects only for COND_EXPR.
4463 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4464 return with TREE_NO_WARNING.
4466 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4468 PR rtl-optimization/23233
4469 * loop.c (combine_movables): Require the modes to be the same.
4470 (move_movables): Remove handling of cases where the replacement
4471 had a different mode to the original.
4473 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4475 PR tree-optimization/23128
4476 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4477 subtraction wrap, and set TREE_OVERFLOW if they do.
4479 2005-08-05 Richard Henderson <rth@redhat.com>
4482 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4483 FORCED_LABEL labels.
4485 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4488 * reload.c (find_reloads_subreg_address): Pass down TYPE
4489 unchanged. Change all callers except find_reloads_toplev.
4491 2005-08-05 Michael Matz <matz@suse.de>
4493 * genattrtab.c (current_alternative_string): Remove.
4494 (SIMPLIFY_ALTERNATIVE): Ditto.
4495 (attr_alt_bit_p): Ditto.
4496 (alternative_name): Make const char *.
4497 (evaluate_eq_attr): Remove use of above things.
4498 (simplify_test_exp): Ditto.
4499 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4500 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4502 2005-08-04 James E Wilson <wilson@specifix.com>
4504 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4505 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4506 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4507 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4508 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4510 2005-08-04 Richard Henderson <rth@redhat.com>
4513 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4514 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4515 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4516 if we'd have to instantiate too many members.
4518 2005-08-04 Richard Henderson <rth@redhat.com>
4521 * tree-outof-ssa.c (coalesce_asm_operands): New.
4522 (coalesce_ssa_name): Use it. Split out ...
4523 (coalesce_phi_operands, coalesce_result_decls): ... these.
4525 2005-08-04 Paul Brook <paul@codesourcery.com>
4527 * read-rtl.c (read_quoted_string): Break if EOF.
4529 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4531 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4532 (fold_build2): Likewise.
4533 (fold_build3): Likewise.
4534 (fold_build1_stat): New function prototype.
4535 (fold_build2_stat): Likewise.
4536 (fold_build3_stat): Likewise.
4537 * fold-const.c (fold_build1): Rename to ..
4538 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4539 through to build1_stat.
4540 (fold_build2): Rename to ..
4541 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4542 through to build2_stat.
4543 (fold_build3): Rename to ..
4544 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4545 through to build3_stat.
4547 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4548 Ian Lance Taylor <ian@airs.com>
4550 * function.c (assign_stack_local_1): Do not correct stack slot
4551 address if allocation size is smaller than mode size.
4553 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4556 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4557 (tree_merge_blocks): Propagate anything allowed by
4559 Clarify documentation.
4560 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4561 SSA form, schedule an update if necessary.
4563 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4565 * doc/install.texi (Binaries): Remove broken link to
4566 Sinix/Reliant Unix binaries.
4568 2005-08-03 Richard Henderson <rth@redhat.com>
4571 * function.c (stack_protect_epilogue): Export.
4572 * tree.h (stack_protect_epilogue): Declare.
4573 * calls.c (expand_call): Call it.
4575 2005-08-03 Eric Christopher <echristo@apple.com>
4577 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4578 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4581 2005-08-04 Jan Hubicka <jh@suse.cz>
4583 * profile.c (branch_prob): Split edges with goto locus on them
4584 to get proper line counts.
4585 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4587 2005-08-03 Paul Brook <paul@codesourcery.com>
4589 * function.c (assign_parms): Round current_function_args_size
4590 to PARM_BOUNDARY, not STACK_BOUNDARY.
4592 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4594 * config/i386/i386.c (x86_elf_aligned_common)
4595 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4597 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4599 PR tree-optimization/23157
4600 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4601 before emitting them.
4603 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4605 PR tree-optimization/19899
4606 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4607 * tree-scalar-evolution.c: Include real.h.
4608 (add_to_evolution): Build constant -1 of correct type.
4610 2005-08-03 Jan Hubicka <jh@suse.cz>
4612 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4613 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4614 profile updating for complette unrolling.
4615 * loop-unroll.c (peel_loop_completely): Use it.
4616 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4617 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4620 2005-08-03 Paul Brook <paul@codesourcery.com>
4622 * combine.c (can_change_dest_mode): New function.
4623 (try_combine, simplify_set): Use it.
4625 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4627 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4630 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4632 * doc/install.texi (Specific): Adjust link to openavr.org.
4633 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4634 (Binaries): Adjust HP-UX Porting Center link.
4635 (Binaries): Adjust Free Software Foundation ordering link.
4637 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4639 * convert.c (convert_to_integer): Use fold_build1 instead of
4640 build1 when converting an integer to an integer.
4642 2005-08-02 Richard Henderson <rth@redhat.com>
4644 * combine.c (combine_instructions): Don't use reg_equal/equiv
4645 results if the mode doesn't match.
4647 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4649 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4650 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4652 2005-08-02 Richard Henderson <rth@redhat.com>
4655 * explow.c (memory_address): Remove special-case for
4656 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4658 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4661 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4662 number of calls to cleanup_tree_cfg_1.
4664 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4666 * doc/invoke.texi: document file extensions .F90 and .F95
4668 2005-08-02 Richard Guenther <rguenther@suse.de>
4670 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4671 positive if its first argument is positive.
4673 2005-08-02 Richard Guenther <rguenther@suse.de>
4675 PR tree-optimization/23177
4676 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4679 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4681 PR tree-optimization/23129
4682 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4683 varying for divisions with anti-ranges.
4685 2005-08-02 Jan Hubicka <jh@suse.cz>
4687 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4688 * tree-ssa-threadupdate.c (thread_block): Add it here.
4690 2005-08-01 James E Wilson <wilson@specifix.com>
4692 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4693 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4694 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4696 * config/mips/predicates.md (const_call_insn_operand): Add check for
4697 SYMBOL_REF_LONG_CALL_P.
4698 * doc/extend.texi (long_call): Document the new attribute.
4700 2005-08-01 Ian Lance Taylor <ian@airs.com>
4701 Richard Henderson <rth@redhat.com>
4703 * Makefile.in (RTL_BASE_H): Add real.h.
4704 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4706 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4708 * rtl.c (rtl_check_failed_code_mode): New.
4709 * rtl.h (struct rtx_def): Add u.rv.
4710 (XCMWINT, XCNMPRV): New.
4711 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4712 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4714 2005-08-01 Richard Henderson <rth@redhat.com>
4716 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4717 with auto-inc codes.
4719 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4721 2005-08-01 Jan Hubicka <jh@suse.cz>
4723 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4724 * i386.c: Include dwarf2.h
4725 (asm_preferred_eh_data_format): New.
4726 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4728 2005-08-01 Ian Lance Taylor <ian@airs.com>
4730 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4731 randomize_va_space for virtual address randomization control.
4733 2005-08-01 Steven Bosscher <stevenb@suse.de>
4735 * common.opt (flag_ipa_cp): Put in right place to maintain
4738 2005-08-01 Jan Hubicka <jh@suse.cz>
4740 * profile.c (compute_value_histograms): Fix thinko.
4741 * value-prof.c: Include toplev.h
4742 (check_counter): New function.
4743 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4744 tree_mod_subtract_transform): Add sanity check.
4746 2005-08-01 Richard Guenther <rguenther@suse.de>
4748 PR tree-optimization/23133
4749 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4750 current functions parameter decls to find defs to cse
4753 2005-08-01 Richard Guenther <rguenther@suse.de>
4755 PR tree-optimization/23109
4756 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4757 If trapping math is in effect, use post-dominator information
4758 to check if we'd in any case reach a trapping point before
4759 doing the reciprocal insertion.
4760 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4761 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4762 expressions are invariant only if trapping math is not in effect.
4764 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4766 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4767 cgraph_function_versioning): New declarations.
4768 * cgraphunit.c: Add include to ipa-prop.h.
4769 (update_call_expr, cgraph_copy_node_for_versioning,
4770 cgraph_function_versioning): New functions.
4771 * integrate.c (copy_decl_for_inlining): Remove.
4772 * ipa-prop.h (ipa_replace_map): New struct.
4773 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4774 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4775 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4776 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4777 ipcp_iterate_stage, ipcp_method_scale_print,
4778 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4779 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4780 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4781 ipcp_update_bb_counts, ipcp_update_profiling,
4782 ipcp_update_edges_counts): New functions.
4783 (ipcp_method_cval_init): Remove restriction regarding local methods.
4784 (ipcp_init_stage): Add ipcp_method_compute_scale.
4785 (ipcp_insert_stage): Add versioning.
4786 (ipcp_structures_print): Add ipcp_method_scale_print.
4787 (ipcp_driver): Dump profiling info.
4788 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4789 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4790 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4791 (struct inline_data): Add versioning_p, ipa_info, new fields.
4792 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4793 declare_return_variable): Replace calls to copy_decl_for_inlining with
4795 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4797 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4798 Add argument VERSIONING.
4799 (copy_arguments_for_versioning, copy_static_chain,
4800 function_versionable_p, tree_versionable_function_p,
4801 tree_function_versioning, replace_ref_tree): New functions.
4802 * tree-inline.h: Include varray.h.
4803 (tree_versionable_function_p, tree_function_versioning,
4804 tree copy_decl_for_dup): New declarations.
4806 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4808 * ipa-cp.c: New file. Contains IPCP specific functionality.
4809 * ipa-prop.h: New file. Contains structures/definitions that can be
4810 used by several interprocedural data flow optimizations (and also IPCP).
4811 * ipa-prop.c: New file.
4812 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4813 * common.opt: Add ipa-cp flag.
4814 * timevar.def: Add IPCP optimization.
4815 * tree-optimize.c (init_tree_optimization_passes): Schedule
4817 * tree-pass.h (pass_ipa_cp): Declare.
4819 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4821 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4822 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4823 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4824 config/i386/i386.c, config/mips/mips.h,
4825 config/rs6000/rs6000.h, config/sh/sh.c,
4826 config/stormy16/stormy16.c: Fix comment typos.
4828 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4831 * c-typeck.c (build_binary_op): Use common_type wrapper on
4833 (common_type): Update comment.
4835 2005-07-31 Steven Bosscher <stevenb@suse.de>
4838 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4839 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4840 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4842 2005-07-31 Jan Hubicka <jh@suse.cz>
4844 * pretty-print.h (pp_widest_integer): New macro.
4845 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4848 2005-07-31 Jan Hubicka <jh@suse.cz>
4850 * output.h (enum section_category): Export from varasm.c
4851 (categorize_decl_for_section): Likewise.
4852 * varasm.c (enum section_category): Kill.
4853 (categorize_decl_for_section): Make global.
4854 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4856 * i386.c (ix86_section_threshold): New static variable.
4857 (ix86_in_large_data_p, ix86_encode_section_info,
4858 x86_64_elf_unique_section,
4859 x86_64_elf_select_section): New functions.
4860 (TARGET_ENCODE_SECTION_INFO): Define
4861 (override_options): Enable medium model for PIC.
4862 (ix86_expand_prologue): Expand gen_set_got_rex64.
4863 (legitimate_constant_p): Handle new UNSPECs.
4864 (legitimate_pic_address_disp_p): Likewise.
4865 (legitimize_pic_address): Lower MEDIUM model addressing.
4866 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4867 (enum cmodel): Add MEDIUM_PIC.
4868 (SYMBOL_REF_FAR_ADDR_P): New macro.
4869 (SYMBOL_FLAG_FAR_ADDR): New flag.
4870 * i386.md (movdi): Support medium model.
4871 (set_got_rex64): New pattern.
4872 * i386.opt (mlarge-data-threshold): New flag.
4873 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4874 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4875 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4876 TARGET_ASM_UNIQUE_SECTION): New.
4878 * invoke.texi (-mlarge_data_threshold): Document
4880 2005-07-31 Jan Hubicka <jh@suse.cz>
4882 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4883 (coalesce_vars): Likewise.
4884 * tree-ssa-live.c (coalesce_cost): New.
4885 (build_tree_conflict_graph): Use coalesce_cost.
4886 * tree-ssa-live.h (coalesce_cost): Declare.
4888 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4890 * arm.md (all peepholes for post-increment operations): Delete.
4891 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4892 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4893 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4894 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4895 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4897 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4899 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4902 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4905 * doc/invoke.texi: Document -rdynamic.
4907 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4910 * c-parser.c (c_parser_parms_list_declarator): Call
4911 mark_forward_parm_decls.
4912 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4913 decls with visibility structure.
4915 2005-07-30 Paul Brook <paul@codesourcery.com>
4917 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4919 2005-07-30 Paul Brook <paul@codesourcery.com>
4921 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4923 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4925 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4927 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4930 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4931 nested function declarators.
4932 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4933 (grokparms): Call warn_if_shadowing for parameters used within the
4935 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4936 not used within the parameter list.
4937 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4939 2005-07-30 Jan Hubicka <jh@suse.cz>
4941 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4942 * i386.c (ix86_fixup_binary_operands): Likewise.
4943 (ix86_expand_unary_operator): Likewise.
4944 (ix86_expand_fp_absneg_operator): Likewise.
4945 * optabs.c (expand_vec_cond_expr): Validate dest.
4947 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4950 * real.c (real_from_string): Also set last bit if there is a
4951 nonzero hex digit beyond GCC's internal precision after ".".
4953 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4955 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4956 define_constants. Change duplicate values to unassigned numbers.
4957 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4958 (*altivec_vspltsf): New.
4959 (altivec_vperm_v4sf): Delete.
4960 (altivec_vperm_<mode>): Use mode macro V.
4961 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4962 (altivec_predicate_v4sf): Delete.
4963 (altivec_predicate_<mode>): Use mode macro V.
4964 (*altivec_lvesfx): New.
4965 (*altivec_stvesfx): New.
4966 (vec_realign_load_v4sf): Delete.
4967 (vec_realign_load_<mode>): Use mode macro V.
4968 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4971 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4974 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4976 * configure: Regenerated.
4978 2005-07-29 Paul Brook <paul@codesourcery.com>
4980 * doc/install.texi: Add link to GFortran binaries wiki page.
4982 2005-07-29 David Ung <davidu@mips.com>
4984 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4985 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4986 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4987 * config/mips/mips.md (cpu): Add 5kf name.
4988 (includes): Includes 5k.md.
4989 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4990 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4993 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4996 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4997 (cleanup_tree_cfg): ... here.
4998 Call cleanup_tree_cfg_1 until there are no more cleanups to
5001 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5003 * tree-vrp.c (compare_range_with_value): Return true or false
5004 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5005 EQ_EXPR respectively.
5007 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5009 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5012 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5014 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5015 (tree_ssa_dominator_optimize): Increment it.
5016 (dump_dominator_optimization_stats): Print it.
5018 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5019 Steven Bosscher <stevenb@suse.de>
5021 PR rtl-optimization/23117
5022 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5023 when head == tail. Tidy comment.
5025 2005-07-28 Richard Henderson <rth@redhat.com>
5027 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5028 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5029 * jump.c (rtx_renumbered_equal_p): Likewise.
5030 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5031 CONST_INT and CONST_DOUBLE.
5032 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5033 * reload.c (operands_match_p): Special case CONST_INT and
5034 CONST_DOUBLE; check mode earlier.
5036 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5039 * c-typeck.c (convert_for_assignment): Do not check
5040 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5042 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5045 * c-typeck.c (composite_type): Prefer constant size arrays to
5048 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5051 * real.c (real_from_string): Set last bit if there is a nonzero
5052 hex digit beyond GCC's internal precision.
5054 2005-07-28 Richard Henderson <rth@redhat.com>
5057 * cfgcleanup.c (try_forward_edges): Watch out for end of
5060 2005-07-28 James E Wilson <wilson@specifixinc.com>
5063 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5065 2005-07-28 Jan Hubicka <jh@suse.cz>
5067 * Makefile.in (rtl-profile.o): Kill all traces of it.
5068 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5069 * coverage.h (rtl_coverage_counter_ref): Kill.
5070 * opts.c (flag_speculative_prefetching_set): Kill.
5071 (flag_loop_optimize_set): New.
5072 (common_handle_option): Disable loop optimizer when profiling;
5073 do not handle speculative prefetching.
5074 * passes.c (init_optimization_passes): Replace pass_profiling combo
5075 by branch_prob pass.
5076 * profile.c (compute_value_histograms): Update for simplified value
5078 (rtl_register_profile_hooks): Kill.
5079 (pass_profiling): Kill.
5080 (rest_of_handle_branch_prob): Do not profile.
5081 * toplev.c (process_options): Remove speculative prefetching.
5082 * toplev.h (flag_tree_based_profiling): Kill.
5083 * tree-profile.c (prepare_instrumented_value,
5084 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5085 tree_gen_one_value_profiler, do_tree_profiling): Update for
5086 simplified datastructures.
5087 * value-prof.c: Add comment that speculative prefetching was dropped;
5088 update rest of file for simplified datastructures.
5089 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5090 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5091 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5092 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5093 rtl_mod_subtract, gen_speculative_prefetch,
5094 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5095 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5096 (gate_handle_value_profile_transformations,
5097 rest_of_handle_value_profile_transformations,
5098 pass_value_profile_transformations): Kill.
5099 * value-prof.h (histogram_value_t): Remove IL based unions.
5100 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5101 rtl_profile_hooks): Remove hooks.
5103 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5105 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5106 (cgraph_clone_node): Likewise.
5107 * cgraph.h (cgraph_clone_edge): Update prototype.
5108 (cgraph_clone_node): Likewise.
5109 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5111 (lookup_recursive_calls): Consider profile.
5112 (cgraph_decide_recursive_inlining): Fix updating; use new
5113 probability argument; use profile.
5114 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5115 * tree-inline.c (copy_bb): Update clal of clone_edge.
5116 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5118 * invoke.texi (min-inline-recursive-probability): Document.
5120 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5122 * doc/install.texi (Configuration): Update Valgrind homepage.
5124 2005-07-28 Richard Henderson <rth@redhat.com>
5127 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5128 labels we want to delete.
5129 (cfg_layout_merge_blocks): Likewise.
5131 2005-07-28 Richard Henderson <rth@redhat.com>
5134 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5135 when expanding to nothing.
5137 2005-07-28 Josh Conner <jconner@apple.com>
5139 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5140 (cgraph_decide_inlining_of_small_functions): Likewise.
5142 2005-07-28 Josh Conner <jconner@apple.com>
5144 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5145 direction of badness if negative.
5146 (cgraph_default_inline_p): Add reason to parameters, and assign it
5148 (cgraph_decide_inlining_of_small_functions): New parameter in call
5149 to cgraph_default_inline_p.
5150 (cgraph_decide_inlining_incrementally): Likewise.
5151 * cgraphunit.c (decide_is_function_needed): Likewise.
5152 * cgraph.h (cgraph_default_inline_p): Likewise.
5154 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5156 * builtins.c: Fix comment typo(s).
5157 * genautomata.c: Likewise.
5158 * gimplify.c: Likewise.
5159 * tree-dfa.c: Likewise.
5160 * tree-flow-inline.h: Likewise.
5161 * tree-into-ssa.c: Likewise.
5162 * tree-ssa-alias.c: Likewise.
5163 * tree-ssa-ccp.c: Likewise.
5164 * tree-ssa-copy.c: Likewise.
5165 * tree-ssa-dce.c: Likewise.
5166 * tree-ssa-dom.c: Likewise.
5167 * tree-ssa-operands.c: Likewise.
5168 * tree-tailcall.c: Likewise.
5169 * tree-vectorizer.c: Likewise.
5170 * tree-vrp.c: Likewise.
5173 2005-07-28 Jeff Law <law@redhat.com>
5175 * tree-vrp.c (test_for_singularity): Extracted from ...
5176 (simplify_cond_using_ranges): Attempt to simplify a relational
5177 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5179 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5181 PR tree-optimization/22506
5182 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5183 phis whose argument is constant.
5185 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5187 PR rtl-optimization/18992
5188 Back out this patch:
5189 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5190 PR optimization/12142
5191 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5192 uses of the register in the SET_SRC. Remove unnecessary argument.
5194 Replace it with this:
5195 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5196 if flag_non_call_exceptions is set and the insn may trap, pass
5197 pc_rtx as dest for recursion.
5198 In SET_SRC part of SET case, if dest is already set, pass it down
5201 2005-07-28 Jan Hubicka <jh@suse.cz>
5203 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5204 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5205 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5207 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5208 profile when available.
5210 2005-07-28 Jan Beulich <jbeulich@novell.com>
5212 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5213 (ia64_print_operand): Describe and handle 'X'.
5214 (ia64_register_move_cost): Also handle FP_REGS.
5215 (ia64_preferred_reload_class): Likewise.
5216 (ia64_secondary_reload_class): Likewise.
5217 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5218 it. Also check for ITANIUM_CLASS_FLDP.
5219 * config/ia64/ia64.h (FP_REGNO_P): New.
5220 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5221 (reg_class): Add FP_REGS.
5222 (REG_CLASS_NAMES): Adjust for it.
5223 (REG_CLASS_CONTENTS): Likewise.
5224 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5225 (REG_CLASS_FROM_LETTER): Handle 'x'.
5226 (CLASS_MAX_NREGS): Handle FP_REGS.
5227 (MEMORY_MOVE_COST): Likewise.
5228 * config/ia64/ia64.md (itanium_class): Add fldp.
5229 (type): Handle fldp.
5230 (movti_internal): More allowable operand combinations. Use ldfp8 when
5231 splitting unnecessary. Remove predicable attribute. Adjust
5232 itanium_class attribute.
5233 (smuldi3_highpart): Remove outdated comment.
5234 (mulditi3, umulditi3, rotlti3): New expanders.
5235 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5236 (absti2): Disabled new insn for future reference.
5237 Respective new splitters.
5238 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5239 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5240 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5242 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5244 PR rtl-optimization/23047
5245 * simplify-rtx.c (simplify_const_relational_operation): Respect
5246 flag_wrapv for comparisons with ABS.
5248 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5250 PR tree-optimization/22493
5251 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5252 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5254 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5256 * config/frv/frv.opt (moptimize-membar): New.
5258 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5260 * config/frv/frv.h: Remove machine_function definition.
5262 * config/frv/frv.c (struct frv_io): New.
5263 (struct machine_function): Moved from frv.h. Add has_membar_p.
5264 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5265 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5266 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5267 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5268 (frv_reorg): Call frv_optimize_membar when appropriate.
5269 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5270 (frv_expand_builtin): Adjust calls accordingly.
5271 (frv_io_address_cookie): New function.
5272 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5273 load or store rather than a special insn. Add ccnstant address and
5274 io-type operands to the membar.
5275 (frv_ifcvt_modify_tests): Unsign regno.
5276 (frv_ifcvt_modify_tests): Same.
5278 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5279 UNSPEC_OPTIONAL_MEMBAR constant.
5280 (builtin_read_<mode>): Delete.
5281 (builtin_write_<mode>): Delete.
5282 ("optional_membar_<mode>"): Add operand.
5284 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5285 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5286 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5287 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5288 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5289 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5290 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5291 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5292 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5294 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5296 * df.c (df_uses_record): Handle SCRATCH.
5298 2005-07-28 Steven Bosscher <stevenb@suse.de>
5301 * passes.c (rest_of_decl_compilation): If decl is a type and
5302 we have encountered errors, don't emit debug information.
5304 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5306 * params.def: Fixed comment.
5308 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5311 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5312 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5313 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5315 2005-07-27 Steven Bosscher <stevenb@suse.de>
5318 * varasm.c (assemble_start_function): Don't do anything that may
5319 require a CFG if the current function is a thunk.
5321 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5323 * doc/install.texi (Prerequisites): Mention that perl is needed
5324 to do export control in libstdc++ targetting Darwin.
5326 2005-07-27 Steven Bosscher <stevenb@suse.de>
5328 PR rtl-optimization/17808
5329 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5330 (sched_insns_conditions_mutex_p): Split out from...
5331 (add_dependence): ...here. But don't call it from here.
5332 (add_dependence_list): Check sched_insns_conditions_mutex_p
5333 before calling add_dependence.
5334 (add_dependence_list_and_free): Likewise.
5335 (fixup_sched_groups): Likewise.
5336 (sched_analyze_1): Likewise.
5337 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5338 (sched_analyze): Likewise.
5339 (sched_analyze_insn): Likewise.
5340 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5341 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5342 dependencies on all COND_EXEC insns to jumps ending basic blocks
5343 when doing intrablock scheduling.
5344 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5346 2005-07-27 Jeff Law <law@redhat.com>
5348 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5349 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5350 equivalency sets, correctly handle the case were vr0 has an
5351 equivalency set, but vr1 does not.
5353 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5355 PR tree-optimization/23073
5356 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5357 vect_print_dump_info before fprintf.
5359 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5361 PR tree-optimize/22348
5362 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5363 Fold the partial computation.
5365 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5367 PR tree-optimization/22325
5368 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5370 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5372 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5373 (force_var_cost): ... this function.
5374 (compute_phi_arg_on_exit): Export.
5376 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5378 PR tree-optimization/20773
5379 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5382 2005-07-27 Richard Guenther <rguenther@suse.de>
5384 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5385 Avoid pushing again if current struct contains only
5386 fields we decomposed.
5388 2005-07-27 Jan Hubicka <jh@suse.cz>
5390 PR tree-optimization/22574
5391 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5394 * tree-tailcall.c (decrease_profile): New function.
5395 (eliminate_tail_call): Use it.
5397 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5398 visibility flags correctly in whole program mode.
5400 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5402 PR rtl-optimization/22472
5403 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5405 2005-07-26 Steven Bosscher <stevenb@suse.de>
5407 PR tree-optimization/22504
5408 * tree-complex.c (expand_complex_addition): Use 'code' instead
5409 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5411 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5413 * config.gcc (cpu_type): Add frv case.
5414 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5415 (supported_defaults): Add fr550 case.
5417 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5420 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5421 whether a pointer of type T * may point to objects of type T *.
5423 2005-07-26 DJ Delorie <dj@redhat.com>
5425 * configure: Regenerate.
5427 2005-07-26 Dale Johannesen <dalej@apple.com>
5429 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5431 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5433 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5434 Clarify use of "build" in name.
5436 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5438 * doc/extend.texi (Raw read/write Functions): New section.
5439 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5440 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5441 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5442 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5443 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5444 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5445 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5446 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5447 * config/frv/frv.c: Add bdesc_loads global.
5448 Add bdesc_stores global.
5449 (frv_init_builtins): Add support for __builtin_{read/write}*.
5450 (frv_volatile_memref): New.
5451 (frv_expand_load_builtin): New.
5452 (frv_expand_store_builtin): New.
5453 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5454 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5455 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5456 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5457 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5458 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5459 (builtin_read_<mode>): New.
5460 (builtin_write_<mode>): New.
5461 (builtin_write64): New.
5462 (optional_membar_<mode>): New.
5464 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5466 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5467 (rather than units) against HOST_BITS_PER_WIDE_INT.
5469 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5471 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5472 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5473 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5474 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5477 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5478 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5479 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5481 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5483 2005-07-26 Richard Guenther <rguenther@suse.de>
5485 PR tree-optimization/22486
5486 * fold-const.c (fold_unary): Fold away useless component
5487 references of the form (T *)&T.x, if the address
5490 2005-07-25 James E Wilson <wilson@specifixinc.com>
5492 * dwarf2out.c (add_call_src_coords_attributes): New.
5493 (gen_inlined_subroutine_die): Call it.
5494 (maybe_emit_file, init_file_table): Add comments.
5495 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5497 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5498 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5499 * tree.h (BLOCK_SOURCE_LOCATION): New.
5500 (struct tree_block): New field locus.
5502 2005-07-26 Andreas Schwab <schwab@suse.de>
5504 PR rtl-optimization/23043
5505 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5506 when allocating a struct unoccr.
5508 2005-07-25 Richard Henderson <rth@redhat.com>
5511 * tree-complex.c (gate_no_optimization): True if errors.
5512 * Makefile.in (tree-complex.o): Update dependencies.
5514 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5516 * config/frv/predicates.md (integer_register_operand): Use
5519 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5522 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5524 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5526 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5528 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5529 types when flag_unsafe_math_optimizations is true.
5531 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5533 * gcc.c (option_map): Add --sysroot.
5534 (process_command): Handle --sysroot.
5535 (display_help): Document it.
5536 * doc/cppopts.tex (-isysroot): Document.
5537 * doc/invoke.texi (--sysroot): Document.
5538 * doc/install.texi (--with-build-sysroot): Document.
5540 * Makefile.in (inhibit_libc): New variable.
5541 (INHIBIT_LIBC_CFLAGS): Likewise.
5542 (LIBGCC2_CFLAGS): Include
5543 $(INHIBIT_LIBC_CFLAGS).
5544 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5545 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5546 ($(T)crtend.o): Likewise.
5547 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5548 ($(T)crtendS.o): Likewise.
5549 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5550 ($(T)crtendT.o): Likewise.
5551 (stmp-fixinc): Do not complain about missing headers if
5553 * configure.ac (inhibit_libc): Set it to true/false.
5554 (--with-build-sysroot): New option. Use it to set
5556 * configure: Regenerated.
5558 2005-07-25 Manfred Hollstein <mh@suse.com>
5560 * calls.c (store_one_arg): Fix unsigned comparison warning.
5562 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5565 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5566 (ggc_print_statistics): Initialize variable before use.
5568 2005-07-25 Richard Guenther <rguenther@suse.de>
5570 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5571 calling with a PHI_NODE argument.
5573 * tree-flow-inline.h (overlap_subvar): Protect against
5576 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5578 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5579 * configure: Regenerate.
5581 2005-07-25 Ira Rosen <irar@il.ibm.com>
5583 * expr.c (highest_pow2_factor): Make extern.
5584 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5585 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5586 record_array_differ_p, array_ptr_differ_p): Likewise.
5587 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5588 additional cases. Call the above functions.
5589 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5590 base_object_differ_p when there are two base objects. Otherwise, compare
5591 base address and offset. Call may_alias_p.
5592 (dump_data_reference): Use a correct field name.
5593 (analyze_array): Make static. Initialize new data-ref fields.
5594 (analyze_indirect_ref): New function.
5595 (init_data_ref): Initialize new data-ref fields.
5596 (strip_conversion): Moved from tree-vect-analyze.c.
5597 (analyze_offset_expr, get_ptr_offset, address_analysis,
5598 object_analysis): Likewise.
5599 (analyze_offset): New function.
5600 (create_data_ref): Likewise.
5601 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5602 dimensions for ARRAY_REFs only.
5603 (build_classic_dist_vector): Make static.
5604 (access_functions_are_affine_or_constant_p): Call macro to get the
5605 address of access functions.
5606 (compute_all_dependences): Add new parameter
5607 compute_self_and_read_read_dependences. Compute self and read-read
5608 dependences if it is true.
5609 (find_data_references_in_loop): Call create_data_ref. Initialize new
5611 (compute_data_dependences_for_loop): Add new parameter
5612 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5613 compute nb_loops. Call compute_all_dependences,
5614 build_classic_dist_vector and build_classic_dir_vector with correct
5616 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5617 with correct parameters. Compare dimensions for ARRAY_REFs only.
5618 (free_data_refs): Call macro to free access functions.
5619 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5620 fields from stmt_vinfo.
5621 (struct base_object_info): New structure.
5622 (struct data_reference): Move fields to base_object_info. Add fields
5623 first_location and object_info for above structures. Move fields from
5624 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5625 aligned_to. Add macros to access the new fields.
5626 Update functions declarations.
5627 * tree-flow.h (is_aliased_with): Declare.
5628 * tree-loop-linear.c (linear_transform_loops): Call
5629 compute_data_dependences_for_loop with correct parameters.
5630 * tree-ssa-alias.c (is_aliased_with): New function.
5631 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5632 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5633 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5634 vect_base_addr_differ_p, compute_subscript_distance and
5635 build_classic_dist_vector. Add printings. Check absolute value of
5637 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5639 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5640 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5641 to bytes. Add printing.
5642 (vect_compute_data_refs_alignment): Go through loads and stores in one
5644 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5645 vect_analyze_data_ref_access): Likewise.
5646 (vect_analyze_pointer_ref_access): Remove.
5647 (vect_address_analysis, vect_object_analysis): Likewise.
5648 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5649 and analyze data-refs in the loop.
5650 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5651 fields of data-ref instead of stmt. Add init to the offset from the
5653 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5654 (vect_update_init_of_dr): Likewise.
5655 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5656 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5658 (new_loop_vec_info): Initialize new fields.
5659 (destroy_loop_vec_info): Free new fields.
5660 (vect_strip_conversion): Remove.
5661 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5662 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5663 datarefs. Add new field ddrs.
5664 Add macros for the new fields access.
5665 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5666 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5667 Remove their macros.
5668 * tree.h (highest_pow2_factor): Declare.
5670 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5672 * calls.c (store_one_arg): Check for sibling call MEM arguments
5673 from already clobbered incoming argument area.
5675 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5677 * c-common.c (check_missing_format_attribute): New.
5678 * c-common.h (check_missing_format_attribute): Likewise.
5679 * c-typeck.c (convert_for_assignment): Use it.
5681 2005-07-24 Andreas Schwab <schwab@suse.de>
5683 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5684 register use a word move. Correct operand of ext.w in 68000 code.
5686 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5688 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5689 variables as declarations, rather than definitions.
5691 2005-07-24 Ira Rosen <irar@il.ibm.com>
5693 PR tree-optimization/22526
5694 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5697 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5699 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5700 that C99 reserve for future use. Use it to define clog10,
5701 clog10f and clog10l.
5703 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5705 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5706 * configure.ac: Check for -Wmissing-format-attribute.
5708 * configure: Regenerate.
5710 2005-07-23 Richard Henderson <rth@redhat.com>
5712 PR tree-optimization/22623
5713 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5715 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5718 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5720 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5722 * Makefile.in (C_TREE_H): Update dependencies.
5723 * c-tree.h: Include toplev.h.
5724 * diagnostic.h (diagnostic_set_info): Add format attribute.
5725 * rtl-error.c (diagnostic_for_asm): Likewise.
5727 2005-07-23 Chao-ying Fu <fu@mips.com>
5729 * config/mips/mips-dsp.md: New file.
5730 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5731 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5733 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5734 MIPS_BUILTIN_BPOSGE32.
5735 (mips_expand_builtin_direct): Add one parameter to indicate that
5736 builtin functions need to return a value.
5737 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5739 (mips_regno_to_class): Add classes for 12 new DSP registers.
5740 (mips_subword): Change to check four HI registers.
5741 (mips_output_move): Output move to and from 6 new DSP accumulators.
5742 (override_options): Make sure -mdsp and -mips16 are not used together.
5743 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5745 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5747 (print_operand): Add 'q' for printing DSP accumulators.
5748 (mips_cannot_change_mode_class): Check ACC_REGS.
5749 (mips_secondary_reload_class): Check ACC_REGS.
5750 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5751 (mips_register_move_cost): Check ACC_REGS.
5752 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5753 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5754 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5755 (dsp_bdesc): New array.
5756 (bdesc_arrays): Add DSP builtin function table.
5757 (mips_prepare_builtin_arg): Check predicate again after
5759 (mips_expand_builtin): Add one more parameter to
5760 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5761 MIPS_BUILTIN_BPOSGE32.
5762 (mips_init_builtins): Initialize new function types.
5763 (mips_expand_builtin_direct): Check if builtin functions need to
5764 return a value and pass operands properly.
5765 (mips_expand_builtin_bposge): New function.
5766 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5767 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5768 (FIRST_PSEUDO_REGISTER): Increase to 188.
5769 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5770 Update for 12 new DSP registers.
5771 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5772 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5773 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5774 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5775 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5776 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5777 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5778 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5779 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5780 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5781 (REGISTER_NAMES): Add names for 12 new DSP registers.
5782 * config/mips/mips.md: Include mips-dsp.md.
5783 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5784 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5785 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5786 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5787 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5788 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5789 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5790 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5791 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5792 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5793 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5794 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5795 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5796 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5797 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5798 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5799 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5800 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5801 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5802 (UNSPEC_RDDSP): New constants.
5803 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5804 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5806 * config/mips/mips.opt (-mdsp): New option.
5807 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5808 (reg_imm10_operand): New predicates.
5809 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5810 * doc/invoke.texi (-mdsp): Document new option.
5812 2005-07-22 DJ Delorie <dj@redhat.com>
5814 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5816 * tree-inline.c (inlinable_function_p): Likewise.
5818 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5821 * toplev.c (check_global_declarations): Do not mark undefined
5822 variables as DECL_IGNORED_P.
5823 * varasm.c (first_global_object_name): GTY it.
5824 (weak_global_object_name): Likewise.
5825 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5826 a string to go into {weak,first}_global_object_name.
5828 2005-07-22 DJ Delorie <dj@redhat.com>
5830 * c-format.c (check_function_format): Change warning control
5831 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5833 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5835 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5836 &PTR->FLD a dereference of PTR.
5837 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5838 a potential dereference of PTR.
5840 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5842 PR rtl-optimization/20370
5843 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5844 call allocate_reg_info if necessary.
5846 PR rtl-optimization/21848
5847 * calls.c (emit_library_call_value_1): For const functions, add
5848 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5850 PR rtl-optimization/22445
5851 * cselib.c (target.h): Include.
5852 (rtx_equal_for_cselib_p): Allow commutative matches.
5853 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5854 Remove MODE parameter. Changed all callers.
5856 PR rtl-optimization/22258
5857 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5859 (try_combine): Use likely_spilled_retval_p.
5861 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5863 * config.gcc: Add crx-elf support.
5865 * doc/contrib.texi: Mention crx.
5866 * doc/extend.texi: Document crx extensions.
5867 * doc/install.texi: Document crx install.
5868 * doc/invoke.texi: Document crx options.
5869 * doc/md.texi: Document crx constraints.
5871 * config/crx/crx-protos.h: New file.
5872 * config/crx/crx.c: New file.
5873 * config/crx/crx.h: New file.
5874 * config/crx/crx.md: New file.
5875 * config/crx/crx.opt: New file.
5876 * config/crx/t-crx: New file.
5878 2005-07-22 Manfred Hollstein <mh@suse.com>
5880 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5882 (int_add_graph_edge): Likewise.
5883 (collapse_nodes): Likewise.
5884 (process_unification_queue): Likewise.
5886 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5887 Laurent GUERBY <laurent@guerby.net>
5889 PR tree-optimization/22336
5890 * function.c (record_block_change): Check for
5891 cfun->ib_boundaries_block.
5893 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5895 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5896 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5898 2005-07-21 DJ Delorie <dj@redhat.com>
5900 * toplev.c (warn_deprecated_use): Add warning control to warning
5902 * c-typeck.c (parser_build_binary_op): Likewise.
5903 (c_finish_if_stmt): Likewise.
5904 * c-common.c (check_function_sentinel): Likewise.
5905 (check_nonnull_arg): Likewise.
5907 2005-07-21 Richard Henderson <rth@redhat.com>
5910 * tree-complex.c (complex_ssa_name_components): New.
5911 (cvc_lookup): Allow entry not found.
5912 (create_components): Remove.
5913 (create_one_component_var, get_component_var): New.
5914 (get_component_ssa_name, set_component_ssa_name): New.
5915 (extract_component): Use get_component_ssa_name.
5916 (update_complex_components): Use set_component_ssa_name.
5917 (update_complex_components_on_edge): Likewise.
5918 (update_phi_components): Create new PHI nodes directly, instead
5919 of adding insns to edges.
5920 (tree_lower_complex): Allocate and free complex_variable_components
5921 and complex_ssa_name_components here.
5923 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5925 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5926 revert to returning false.
5928 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5931 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5933 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5936 * config/i386/i386.md (cmpxf): Change operand constraints
5937 to "nonmemory_operand".
5939 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5941 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5943 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5946 * fold-const.c (fold_build1): Add checksum for the operands.
5947 (fold_build2): Likewise.
5948 (fold_build3): Likewise.
5950 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5953 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5955 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5957 * common.opt (-fforward-propagate): Committed by mistake,
5960 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5962 * reg-stack.c: Fix comment typo(s).
5963 * tree-ssa-operands.c: Likewise.
5964 * tree-vectorizer: Likewise.
5966 2005-07-21 Nick Clifton <nickc@redhat.com>
5968 * config/sh/symbian.c: Replace C++ style line comments with C
5969 style line comments.
5970 (symbian_add_attribute): Do not use a ? operator on the LHS of
5972 (sh_symbian_handle_dll_attribute): Change the type of the
5973 method vector to "VEC(tree,gc)*" and use vector accessor
5974 macros to walk over the elements.
5975 (symbian_export_vtable_and_rtti_p): Likewise.
5976 (symbian_class_needs_attribute_p): Likewise.
5978 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5981 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5982 initialize targetm.resolve_overloaded_builtin here.
5983 (altivec_expand_overloaded_builtin): Make it non-static.
5984 * config/rs6000/rs6000-protos.h
5985 (altivec_expand_overloaded_builtin): New prototype.
5986 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5987 targetm.resolve_overloaded_builtin here.
5988 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5990 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5991 Zdenek Dvorak <dvorakz@suse.cz>
5993 PR tree-optimization/19210
5994 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5996 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5997 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5998 rely on unproven assumptions.
5999 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6000 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6001 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6002 to number_of_iterations_exit.
6003 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6004 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6005 * tree-ssa-loop-niter.c (find_loop_niter,
6006 estimate_numbers_of_iterations_loop): Likewise.
6007 (number_of_iterations_exit): Honor the new options.
6008 * doc/invoke.texi (Wunsafe-loop-optimizations,
6009 funsafe-loop-optimizations): Document them.
6011 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6013 PR rtl-optimization/22167
6014 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6016 2005-07-20 Adam Nemet <anemet@lnxw.com>
6018 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6019 __do_global_dtors_aux longcall.
6021 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6023 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6024 (old_special_pred_table): Don't reference
6025 SPECIAL_MODE_PREDICATES.
6026 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6027 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6028 * config/sh/predicates.h: Don't mention
6029 SPECIAL_MODE_PREDICATES.
6030 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6033 2005-07-20 DJ Delorie <dj@redhat.com>
6035 * config.gcc: Add m32c-elf support.
6037 * doc/contrib.texi: Mention m32c.
6038 * doc/extend.texi: Document m32c extensions.
6039 * doc/install.texi: Mention m32c.
6040 * doc/invoke.texi: Document m32c options.
6041 * doc/md.texi: Document m32c constraints.
6043 * config/m32c/addsub.md: New file.
6044 * config/m32c/bitops.md: New file.
6045 * config/m32c/cond.md: New file.
6046 * config/m32c/jump.md: New file.
6047 * config/m32c/m32c-lib1.S: New file.
6048 * config/m32c/m32c-lib2.c: New file.
6049 * config/m32c/m32c-modes.def: New file.
6050 * config/m32c/m32c-pragma.c: New file.
6051 * config/m32c/m32c-protos.h: New file.
6052 * config/m32c/m32c.abi: New file.
6053 * config/m32c/m32c.c: New file.
6054 * config/m32c/m32c.h: New file.
6055 * config/m32c/m32c.md: New file.
6056 * config/m32c/m32c.opt: New file.
6057 * config/m32c/minmax.md: New file.
6058 * config/m32c/mov.md: New file.
6059 * config/m32c/muldiv.md: New file.
6060 * config/m32c/predicates.md: New file.
6061 * config/m32c/prologue.md: New file.
6062 * config/m32c/shift.md: New file.
6063 * config/m32c/t-m32c: New file.
6065 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6067 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6068 (stack_protect_set, stack_protect_test): New expanders.
6069 (stack_protect_set_si, stack_protect_set_si_media,
6070 stack_protect_set_di_media, stack_protect_test_si,
6071 stack_protect_test_si_media, stack_protect_test_di_media):
6074 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6076 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6078 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6080 * tree.h (tree_expr_nonzero_p): Export.
6081 * fold-const.c (tree_expr_nonzero_p): Likewise.
6082 Return true for CALL_EXPRs that are alloca calls.
6083 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6085 * tree-flow.h (expr_computes_nonzero): Remove.
6086 * tree-vrp.c (expr_computes_nonzero): Remove.
6087 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6088 (extract_range_from_unary_expr): Likewise.
6089 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6090 tree_expr_nonzero_p.
6092 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6094 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6095 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6096 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6097 All callers changed.
6098 (frame_related_constant_load): New arg "related" which controls
6099 setting of RTX_FRAME_RELATED_P. All callers changed.
6100 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6101 (bfin_expand_prologue): Add stack limit checking.
6102 * config/bfin/bfin.md (trapifcc): New pattern.
6104 * config/bfin/bfin.c: Include "langhooks.h".
6105 (def_builtin): Go through lang_hooks to call builtin_function.
6107 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6108 * config/bfin/predicates.md (symbol_ref_operand): New.
6109 (call_insn_operand): Delete. All callers changed to use
6110 register_no_elim_operand.
6111 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6113 (function_arg): Use it to generate the call's operand 2.
6114 (bfin_longcall_p): New function.
6115 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6116 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6117 determine if the address needs to be in a REG.
6118 (bfin_handle_longcall_attribute): New function.
6119 (bfin_attribute_table): Add "longcall" and "shortcall".
6120 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6121 (CUMULATIVE_ARGS): New member call_cookie.
6122 (PREDICATE_CODES): Add symbol_ref_operand.
6123 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6124 extra USE to the pattern.
6125 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6126 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6127 sibcall_value_insn; now the new patterns handle direct calls and the
6128 old ones indirect calls.
6129 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6131 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6133 * doc/trouble.texi: Update section on handling of empty loops.
6135 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6137 * config.gcc: Remove support for sparc-*-openbsd*,
6138 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6140 * config.host: Remove support for i860-*-sysv4* as a host.
6141 * config/i860/*, config/ip2k/*, config/ns32k/*,
6142 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6143 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6144 mention obsolete ports.
6146 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6148 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6150 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6151 of frame_pointer_rtx.
6152 (sh_expand_epilogue): Likewise.
6153 (sh_set_return_address): Likewise.
6154 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6155 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6156 offsets from FRAME_POINTER_REGNUM.
6157 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6158 (sh_register_names): Add initializer for sfp.
6159 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6160 (VALID_REGISTER_P): Likewise.
6161 (FIRST_PSEUDO_REGISTER): Update.
6162 (DWARF_FRAME_REGISTERS): Define.
6163 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6164 (HARD_FRAME_POINTER_REGNUM): Define.
6165 (FRAME_POINTER_REGNUM): Redefine.
6166 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6167 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6168 from FRAME_POINTER_REGNUM.
6169 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6170 FRAME_POINTER_REGNUM.
6171 (REG_CLASS_CONTENTS): Add sfp.
6172 (REG_ALLOC_ORDER): Likewise.
6173 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6174 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6175 of frame_pointer_rtx.
6176 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6178 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6180 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6181 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6182 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6184 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6187 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6189 Make CONSTRUCTOR use VEC to store initializers.
6190 * c-common.c (complete_array_type): Update to cope with VEC in
6192 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6193 (pp_c_constructor_elts): New function.
6194 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6195 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6196 struct constructor_stack, struct initializer_stack,
6197 constructor_elements, push_init_level, pop_init_level,
6198 add_pending_init, find_init_member, output_init_element): Update to
6199 cope with VEC in CONSTRUCTOR_ELTS.
6200 * coverage.c (build_fn_info_value, build_ctr_info_value,
6201 build_gcov_info): Likewise.
6202 * expr.c (categorize_ctor_elements_1, store_constructor,
6203 expand_expr_real_1): Likewise.
6204 * fold-const.c (fold_ternary): Likewise.
6205 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6206 gimplify_init_constructor, gimplify_expr): Likewise.
6207 * tree-dump.c (dequeue_and_dump): Likewise.
6208 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6210 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6212 * tree-sra.c (generate_element_init_1): Likewise.
6213 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6214 * tree-ssa-operands.c (get_expr_operands): Likewise.
6215 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6216 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6217 (get_initial_def_for_reduction): Likewise.
6218 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6219 value handle in annotations.
6220 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6221 tree_node_structure): Add support for constr_kind.
6222 (build_vector_from_ctor, build_constructor_single,
6223 build_constructor_from_list): New functions.
6224 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6225 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6226 Update to cope with VEC in CONSTRUCTOR_ELTS.
6227 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6228 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6229 CONSTRUCTOR_APPEND_ELT): New macros.
6230 (struct constructor_elt, struct tree_constructor): New data types.
6231 (union tree_node): Add tree_constructor field.
6232 * treestruct.def: Define TS_CONSTRUCTOR.
6233 * varasm.c (const_hash_1, compare_constant, copy_constant,
6234 compute_reloc_for_constant, output_addressed_constants,
6235 initializer_constant_valid_p, output_constant,
6236 array_size_for_constructor, output_constructor): Update to cope with
6237 VEC in CONSTRUCTOR_ELTS.
6238 * vec.h (VEC_empty, VEC_copy): New macros.
6240 2005-07-19 Devang Patel <dpatel@apple.com>
6242 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6244 2005-07-19 Richard Henderson <rth@redhat.com>
6247 * gimplify.c (gimplify_expr): Use main variant type for the temp
6248 destination for a discarded volatile read.
6249 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6250 casts between non-void types that change volatility.
6252 2005-07-15 DJ Delorie <dj@redhat.com>
6254 * toplev.h: Add comment about the first parameter for warning().
6255 * errors.h: Likewise.
6257 * c.opt (Wpragmas): New.
6258 * doc/invoke.texi: Document it.
6260 * function.c (do_warn_unused_parameter): Add warning control to
6262 * c-decl.c (warn_if_shadowing): Likewise.
6263 * c-lex.c (cb_def_pragma): Likewise.
6264 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6265 (pop_alignment): Likewise.
6266 (handle_pragma_pack): Likewise.
6267 (apply_pragma_weak): Likewise.
6268 (handle_pragma_weak): Likewise.
6269 (handle_pragma_redefine_extname): Likewise.
6270 (add_to_renaming_pragma_list): Likewise.
6271 (handle_pragma_extern_prefix): Likewise.
6272 (maybe_apply_renaming_pragma): Likewise.
6273 (handle_pragma_visibility): Likewise.
6275 * config/c4x/c4x-c.c (BAD): Likewise.
6276 (c4x_parse_pragma): Likewise.
6277 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6278 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6279 (rs6000_pragma_longcall): Likewise.
6280 * config/v850/v850-c.c (pop_data_area): Likewise.
6281 (ghs_pragma_section): Likewise.
6282 (ghs_pragma_section): Likewise.
6283 (ghs_pragma_interrupt): Likewise.
6284 (ghs_pragma_starttda): Likewise.
6285 (ghs_pragma_startsda): Likewise.
6286 (ghs_pragma_startzda): Likewise.
6287 (ghs_pragma_endtda): Likewise.
6288 (ghs_pragma_endsda): Likewise.
6289 (ghs_pragma_endzda): Likewise.
6291 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6292 Kenneth Zadeck <zadeck@naturalbridge.com>
6294 * Makefile.in: Removed tree-promote-statics.c
6295 * tree-promote-statics.c: Removed.
6296 * common.opt: Removed flag-promote-statics.
6298 * passes.c: Removed tree-promote-statics pass.
6299 * tree-pass.h: Ditto.
6300 * timevar.def: Removed TV_PROMOTE_STATICS.
6303 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6305 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6307 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6309 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6312 * c-common.c (check_function_arguments): Call
6313 'check_function_format' if either -Wformat or
6314 -Wmissing-format-attribute are specified.
6315 * c-format.c (check_function_format): Check -Wformat before
6316 calling 'check_format_info'.
6317 * c-opts.c (c_common_post_options): Don't warn for
6318 -Wmissing-format-attribute without -Wformat.
6319 * c-typeck.c (convert_for_assignment): Detect additional cases for
6320 -Wmissing-format-attribute.
6321 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6324 2005-07-19 Richard Guenther <rguenther@suse.de>
6326 * config/i386/i386.md (lrint<mode>2): Use temporary
6327 instead of clobbering non-existent memory.
6329 2005-07-19 Nick Clifton <nickc@redhat.com>
6331 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6332 statement to avoid displaying ASCII control characters.
6334 2005-07-19 Ben Elliston <bje@au.ibm.com>
6336 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6337 * cfganal.c (find_edge_index): Ditto.
6338 * combine.c (combine_instructions): Ditto.
6339 * ddg.c (create_scc): Ditto.
6340 (find_successors): Ditto.
6341 (find_predecessors): Ditto.
6342 (find_nodes_on_paths): Ditto.
6343 (longest_simple_path): Ditto.
6344 * flow.c (update_life_info): Ditto.
6345 (count_or_remove_death_notes): Ditto.
6346 (clear_log_links): Ditto.
6347 * modulo-sched.c (generate_reg_moves): Ditto.
6348 (find_max_asap): Ditto.
6349 (find_max_hv_min_mob): Ditto.
6350 (find_max_dv_min_mob): Ditto.
6351 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6352 * sched-rgn.c (extract_edgelst): Ditto.
6353 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6354 (dump_update_ssa): Ditto.
6355 (ssa_names_to_replace) Ditto.
6356 (switch_virtuals_to_full_rewrite): Ditto.
6357 (update_ssa): Ditto.
6358 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6360 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6362 Fix PR tree-optimization/22483
6364 * tree-complex.c (create_components): Use
6365 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6366 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6367 * tree-flow.h (safe_referenced_var_iterator): New structure.
6368 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6369 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6370 safe_referenced_var iterator.
6371 (add_type_alias): Ditto.
6373 2005-07-19 Steven Bosscher <stevenb@suse.de>
6375 * loop-init.c (rest_of_handle_loop2): Remove.
6376 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6377 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6378 (pass_rtl_loop_init, pass_rtl_loop_done,
6379 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6380 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6381 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6382 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6383 pass_tree_loop_done, and pass_tree_unswitch.
6384 (gate_loop): Rename to gate_tree_loop.
6385 * passes.c (init_optimization_passes): Update for renamed tree
6386 loop passes. Add the new loop2 passes as subpasses of loop2.
6387 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6388 Update for the renamed tree loop passes.
6390 2005-07-18 Ian Lance Taylor <ian@airs.com>
6393 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6394 blocks when optimizing.
6396 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6398 * common.opt (frename-registers): Initialize to 2.
6400 (fgcse-after-reload): Ditto.
6401 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6402 (process_options): Only change flag_web, flag_rename_registers,
6403 and flag_rerun_cse_after_loop if not explicitly set by user.
6405 2005-07-18 Jan Beulich <jbeulich@novell.com>
6407 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6408 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6409 in 64-bit mode the same as DImode in 32-bit mode.
6410 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6411 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6412 mode. Add new mode parameter.
6413 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6414 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6415 x86_64_shift_adj): New expanders.
6416 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6417 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6419 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6420 DImode shift splitters.
6421 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6422 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6425 2005-07-18 Jan Beulich <jbeulich@novell.com>
6427 * i386.md (movdi_extzv_1): New.
6428 (zero_extendhidi2): Combine alternatives and never force use of
6430 (zero_extendqidi2): Likewise. Don't restrict input selection.
6432 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6434 Fix PR tree-optimization/22531
6435 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6438 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6440 * tree-promote-statics.c (pass_promote_statics): Change dump file
6443 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6445 * tree-optimize.c (init_tree_optimization_passes): Add
6446 pass_eliminate_useless_stores pass.
6447 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6448 * tree-ssa-pre.c (is_copy_stmt): New function.
6449 (follow_copies_till_vuse): Ditto.
6450 (do_eustores): Ditto.
6451 (gate_eustores): Ditto.
6453 2005-07-16 Richard Henderson <rth@redhat.com>
6455 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6457 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6458 Kenneth Zadeck <zadeck@naturalbridge.com>
6460 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6461 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6462 ipa-type-escape.h, tree-promote-statics.c
6463 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6464 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6465 tree-promote-statics.c: new files.
6466 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6467 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6468 int nonlocal_set_p, mark_constant_function): Deleted.
6469 (rest_of_handle_cfg): Removed call to mark_constant_function.
6470 (nonoverlapping_component_refs_p): Added calls to support
6471 type based aliasing.
6472 * tree-ssa-alias.c (may_alias_p,
6473 compute_flow_insensitive_aliasing): Ditto.
6474 * calls.c (flags_from_decl_or_type): Removed reference to
6476 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6477 too many arguments. This is necessary for Spec 2000.
6478 * cgraph.h (const_function, pure_function): Removed.
6479 * common.opt: Added "fipa-pure-const", "fipa-reference",
6480 "fipa-type-escape", and "ftree-promote-static".
6482 * passes.c: Added ipa and tree-promote-statics passes.
6483 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6484 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6485 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6486 * tree-flow.h: Added exposed sra calls and addition of
6487 reference_vars_info field for FUNCTION_DECLS.
6488 * tree-pass.h: Added passes.
6489 * tree-sra.c: (sra_init_cache): New function.
6490 (sra_insert_before, sra_insert_after) Made public.
6491 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6493 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6494 aliasing. (may_alias_p): Added code to use type escape analysis to
6496 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6497 code to prune clobbers of static variables based on information
6498 produced in ipa-reference pass. Changed call clobbering so that
6499 statics are not marked as clobbered if the call does not clobber
6502 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6504 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6507 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6509 * doc/install.texi (*-*-solaris2*): Document recommended version
6510 of GNU binutils and mention GNU linker problem on Solaris 10.
6512 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6515 * c-decl.c (c_build_bitfield_integer_type): New function.
6516 (finish_struct): Call it.
6517 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6519 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6521 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6524 2005-07-16 Jan Hubicka <jh@suse.cz>
6526 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6527 (scale_bbs_frequencies_int): Watch roundoff errors.
6528 * predict.c (return_prediction): Initialize return_stmt.
6530 2005-07-16 Jan Hubicka <jh@suse.cz>
6532 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6533 after RTL profiling.
6535 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6538 * fold-const.c (build_range_check): Convert high/low to etype
6539 if we are only comparing against exp.
6541 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6543 Fix PR tree-optimization/22376
6544 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6546 (need_to_solve): New function.
6547 (compute_points_to_sets): Use it.
6549 2005-07-15 Jan Hubicka <jh@suse.cz>
6551 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6552 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6554 2005-07-15 Richard Guenther <rguenther@suse.de>
6556 * c-common.c (handle_flatten_attribute): New function.
6557 Add flatten function attribute.
6558 * doc/extend.texi: Document flatten function attribute.
6559 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6560 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6562 (cgraph_decide_inlining): Handle functions with flatten
6565 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6567 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6568 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6569 UNSPEC_XCHG, UNSPEC_AND): New.
6570 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6571 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6572 * config/rs6000/sync.md (FETCHOP): New code macro.
6573 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6575 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6576 (sync_compare_and_swap<mode>): Same.
6577 (sync_lock_test_and_set<mode>): Same.
6578 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6579 for QImode and HImode, and not PPC405.
6580 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6581 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6582 (sync_<fetchop>{si,di}_internal): New.
6583 (sync_nand{si,di}_internal): New.
6584 (sync_old_<fetchop>{si,di}_internal): New.
6585 (sync_old_nand{si,di}_internal): New
6586 (sync_new_<fetchop>{si,di}_internal): New.
6587 (sync_new_nand{si,di}_internal): New.
6588 (atomic_and{si,di}): New.
6589 (sync_new_nand{si,di}_internal): New.
6590 (atomic_and{si,di}): New.
6591 (sync_add<mode>_internal): Delete.
6592 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6593 (sync_sub<mode>_internal): Delte.
6594 (sync_subshort_internal): New.
6595 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6596 (sync_anddi_internal): Delete.
6597 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6598 (sync_booldi_internal): Delete.
6599 (sync_boolc<mode>_internal): Delete.
6600 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6601 (sync_boolc<mode>_internal2): Delete.
6602 (sync_boolcc<mode>_internal): Delete.
6603 (isync, lwsync): Use unspec instead of unspec_volatile.
6604 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6605 Revert UNSPEC_VOLATILE.
6606 (rs6000_split_atomic_op): New.
6607 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6609 2005-07-14 Eric Christopher <echristo@redhat.com>
6611 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6612 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6614 2005-07-14 Eric Christopher <echristo@redhat.com>
6616 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6618 2005-07-14 Steven Bosscher <stevenb@suse.de>
6620 PR tree-optimization/22230
6621 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6622 the computation of the four cross productions for "range op range".
6624 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6625 Ulrich Weigand <uweigand@de.ibm.com>
6628 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6631 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6633 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6635 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6637 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6639 2005-07-14 Richard Guenther <rguenther@suse.de>
6642 * config/i386/i386-protos.h (ix86_function_value): Change
6643 prototype to match new target hook.
6644 * config/i386/i386.c (ix86_value_regno): Change prototype
6645 to take extra type argument.
6646 (TARGET_FUNCTION_VALUE): Define.
6647 (ix86_function_ok_for_sibcall): Pass extra argument to
6648 ix86_value_regno, check return slot rtx for exact match.
6649 (ix86_function_value): Take extra parameter. Dispatch to
6650 ix86_value_regno with fndecl/fntype as provided.
6651 (ix86_value_regno): Handle extra type argument.
6652 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6654 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6655 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6656 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6657 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6658 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6660 2005-07-14 Richard Guenther <rguenther@suse.de>
6662 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6663 * calls.c (expand_call): Pass fntype to hard_function_value.
6664 (emit_library_call_value_1): Likewise.
6665 * explow.c: Include target.h.
6666 (hard_function_value): Take extra argument, the fntype.
6667 Use new target hook for function_value.
6668 * expr.h (hard_function_value): Change prototype.
6669 * function.c (aggregate_value_p): Pass 0 as fntype to
6670 hard_function_value.
6671 (assign_parms): Use new target hook for function_value.
6672 Pass 0 as fntype to hard_function_value.
6673 (expand_function_end): Likewise.
6674 * reg-stack.c: Include target.h.
6675 (stack_result): Use new target hook for function_value.
6676 * target-def.h: New target hook function_value.
6677 * target.h: Likewise.
6678 * targhooks.c (default_function_value): New function.
6679 * targhooks.h (default_function_value): Declare.
6681 2005-07-13 Ian Lance Taylor <ian@airs.com>
6683 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6685 2005-07-14 Jan Hubicka <jh@suse.cz>
6687 * tree-dfa.c (dump_variable): Use default_def function.
6688 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6689 * tree-ssa.c (verify_use): Likewise.
6690 * tree-ssanames.c (release_ssa_name): Likewise.
6691 * tree-tailcall.c (eliminate_tail_call): Likewise.
6692 (tree_optimize_tail_calls_1): Likewise.
6693 * tree-vrp.c (get_value_range): Likewise.
6695 2005-07-14 Ben Elliston <bje@au.ibm.com>
6697 * gcc.c (main): Compare language[0] with '*' when iterating over
6700 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6702 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6703 "s390_emit_compare". Add handling of CCZ1mode.
6704 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6705 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6707 (s390_branch_condition_mask): Add CCZ1mode handling.
6708 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6709 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6710 Use CCZ1mode instead of CCZmode.
6711 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6713 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6715 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6717 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6719 2005-07-13 Eric Christopher <echristo@redhat.com>
6721 * config/mips/mips.c (mips_canonicalize_comparison): New.
6722 (mips_emit_int_relational): Use.
6724 2005-07-13 Eric Christopher <echristo@redhat.com>
6726 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6728 * config/s390/s390.md: Include tpf.md. Move tpf specific
6730 * config/s390/tpf.md: To here.
6731 * config/s390/s390.opt: Move tpf specific options...
6732 * config/s390/tpf.opt: to here. Add mmain option.
6733 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6734 * config/s390/tpf.h: Rewrite.
6736 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6738 * doc/tm.texi: Remove @xref{Cross-profiling}.
6740 2005-07-13 Jeff Law <law@redhat.com>
6742 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6743 expressions, test their _DECL operands for pointer equality rather
6744 than using operand_equal_p.
6746 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6748 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6749 (TARGET_POSIX_IO): This.
6750 * config/darwin.h: Likewise.
6751 * config/freebsd.h: Likewise.
6752 * config/linux.h: Likewise.
6753 * config/lynx.h: Likewise.
6754 * config/netbsd.h: Likewise.
6755 * config/rs6000/linux64.h: Likewise.
6756 * config/rs6000/linux.h: Likewise.
6757 * config/s390/tpf.h: Likewise.
6758 * config/sh/embed-elf.h: Likewise.
6759 * config/sparc/linux64.h: Likewise.
6760 * config/sparc/linux.h: Likewise.
6761 * config/svr4.h: Likewise.
6762 * gcov-io.h: Likewise.
6764 * doc/tm.texi: Updated.
6766 * libgcov.c (create_file_directory): Defined only if
6767 TARGET_POSIX_IO is defined.
6768 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6771 2005-07-13 Jan Hubicka <jh@suse.cz>
6773 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6775 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6777 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6778 structure as argument.
6780 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6782 PR tree-optimization/21921
6783 * tree-iterator.c (tsi_link_before): Support the case when
6784 tsi_end_p (tsi) == true.
6786 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6788 PR tree-optimization/22442
6789 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6792 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6794 PR rtl-optimization/20376
6795 * toplev.c (process_options): Enable -fweb and -frename-registers when
6797 * doc/invoke.texi: Update the information about when -fweb and
6798 -frename-registers are enabled.
6800 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6803 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6804 if *rhs_p is not a SSA_NAME.
6806 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6808 Fix PR tree-optimization/22422
6809 * tree-ssa-structalias.c (struct variable_info): Add flag for
6811 (get_varinfo): Now a static function.
6812 (new_varinfo): init has_union and is_special_var to false.
6813 (solution_set_add): Check has_union.
6814 (do_da_constraint): Move temporary variable so it gets reset
6816 Also check for special variable.
6817 (do_ds_constraint): Ditto.
6818 (do_sd_constraint): Ditto.
6819 (do_structure_copy): Check for special variable.
6820 (find_func_aliases): Ditto.
6821 (init_base_vars): Set special vars properly.
6823 2005-07-13 Jan Hubicka <jh@suse.cz>
6825 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6828 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6829 (get_expr_operands): Fix thinko wrt flags and subvars.
6831 PR tree-optimize/22379
6832 * tree-inline.c (expand_call_inline): Do not output sorry in early
6835 2005-07-12 Dale Johannesen <dalej@apple.com>
6837 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6839 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6842 * host-linux.h: Include limits.h.
6844 2005-07-12 Dale Johannesen <dalej@apple.com>
6846 * expr.c (compress_float_constant): Add cost check.
6847 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6849 2005-07-12 Dale Johannesen <dalej@apple.com>
6851 * gcc.target/i386/compress-float-sse.c: New.
6852 * gcc.target/i386/compress-float-sse-pic.c: New.
6853 * gcc.target/i386/compress-float-387.c: New.
6854 * gcc.target/i386/compress-float-387-pic.c: New.
6855 * gcc.dg/compress-float-ppc.c: New.
6856 * gcc.dg/compress-float-ppc-pic.c: New.
6858 2005-07-12 Eric Christopher <echristo@redhat.com>
6860 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6862 * config/s390/s390.md: Include tpf.md. Move tpf specific
6864 * config/s390/tpf.md: To here.
6865 * config/s390/s390.opt: Move tpf specific options...
6866 * config/s390/tpf.opt: to here. Add mmain option.
6867 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6868 * config/s390/tpf.h: Rewrite.
6870 2005-07-12 Eric Christopher <echristo@redhat.com>
6872 * gcc.c (struct infile): Update comment for language.
6873 (main): Rewrite input file resetting code.
6875 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6878 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6879 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6880 (lookup_avail_expr): Use constant_boolean_node instead
6881 of boolean_false_node/boolean_true_node.
6883 2005-07-12 Ben Elliston <bje@au.ibm.com>
6885 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6886 and use it when printing num_edges.
6888 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6890 * doc/extend.texi (Blackfin Built-in Functions): New section.
6891 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6894 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6896 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6897 s/cmpstrsi/cmpstrnsi
6898 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6900 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6901 (init_optabs): Initialize cmpstrn_optab.
6902 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6903 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6904 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6905 * config/i386/i386.md: s/cmpstr/cmpstrn
6906 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6907 * doc/md.texi: Update documentation.
6909 2005-07-11 Richard Henderson <rth@redhat.com>
6911 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6912 build_va_arg_indirect_ref.
6913 (alpha_gimplify_va_arg): Likewise.
6914 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6915 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6916 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6917 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6918 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6919 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6921 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6923 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6925 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6926 * passes.c (init_optimization_passes): Add pass_empty_loop.
6927 * tree-pass.h (pass_empty_loop): Declare.
6928 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6929 try_remove_empty_loop, remove_empty_loops): New functions.
6930 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6931 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6933 2005-07-12 Peter Barada <peter@the-baradas.com>
6937 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6938 in address registers.
6939 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6940 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6941 alternative of addsi3_5200.
6943 2005-07-11 Ian Lance Taylor <ian@airs.com>
6945 * config/mips/mips.md (ffs<mode>2): Remove.
6947 2005-07-11 Ian Lance Taylor <ian@airs.com>
6949 * doc/tree-ssa.texi (Cleanups): Improve description of
6951 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6953 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6955 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6956 * tree.h (DECL_ARGUMENT_FLD): New macro.
6958 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6960 Fix PR tree-optimization/22404
6962 * tree-ssa-structalias.c (create_variable_info_for): Use
6965 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6967 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6968 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6969 for second comparison operand.
6970 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6972 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6973 (define_insn_reservation "alu"): Likewise.
6974 (csync, ssync): Now of type sync.
6975 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6976 -mcsync-anomaly -mspecld-anomaly.
6977 * config/bfin/bfin.opt (mcsync): Remove.
6978 (mcsync-anomaly, mspecld-anomaly): Add.
6979 * config/bfin/bfin.c: Include "insn-codes.h".
6980 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6981 (TARGET_DEFAULT_TARGET_FLAGS): New.
6982 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6984 2005-07-11 Steven Bosscher <stevenb@suse.de>
6986 * basic-block.h: Give the BB flags enum a name, bb_flags.
6987 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6988 * cfgcleanup.c (enum bb_flags): Remove here.
6989 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6990 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6991 (update_forwarder_flag): Likewise.
6992 (thread_jump): Likewise.
6993 (try_forward_edges): Likewise.
6994 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6995 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6996 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6998 2005-07-11 Richard Guenther <rguenther@suse.de>
7000 * config/i386/i386.opt: New target option -msseregparm.
7001 * config/i386/i386.c (override_options): Error out for
7002 -msseregparm but no SSE support.
7003 (ix86_function_sseregparm): Check for global sseregparm.
7004 * doc/invoke.texi: Document -msseregparm.
7006 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7008 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7009 (m32rle-*-linux*): Ditto.
7011 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7013 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7014 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7017 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7021 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7022 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7024 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7026 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7027 (varmap): Heapify varmap.
7028 (constraints): Heapify constraints.
7029 (struct constraint_graph): Heapify succs and preds.
7030 (constraint_vec_find): Update for heapification.
7031 (constraint_set_union): Ditto.
7032 (insert_into_complex): Ditto.
7033 (constraint_edge_vec_find): Ditto.
7034 (erase_graph_self_edge): Ditto.
7035 (add_graph_edge): Ditto.
7036 (get_graph_weights): Ditto.
7037 (merge_graph_nodes): Ditto.
7038 (build_constraint_graph): Ditto.
7039 (topo_visit): Ditto.
7040 (solve_graph): Ditto.
7041 (create_variable_info_for): Ditto.
7042 (init_base_vars): Ditto.
7043 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7044 (condese_varmap_nodes): Free complex vector.
7045 (clear_edges_for_node): Clear succs and preds vector.
7047 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7049 * tree-ssa-structalias.c (update_alias_info): Change counting of
7050 references to not include vdefs.
7052 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7054 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7057 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7059 * pa.c (pa_commutative_p): Make PLUS commutative when
7060 TARGET_NO_SPACE_REGS is true.
7062 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7064 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7065 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7066 * tree-dfa.c (dump_subvars_for): New.
7067 (debug_subvars_for): New.
7068 (dump_variable): Show subvariables if VAR has them.
7069 * tree-flow-inline.h (get_subvar_at): New.
7070 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7071 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7073 (struct subvar): Change fields offset and size to unsigned
7075 (dump_subvars_for): Declare.
7076 (debug_subvars_for): Declare.
7077 (get_subvar_at): Declare.
7078 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7079 to unsigned HOST_WIDE_INT *.
7080 (overlap_subvar): Likewise.
7081 * tree-gimple.c (is_gimple_reg): Always return false for
7082 SFTs and memory tags.
7083 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7085 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7086 (compute_may_aliases): Call compute_points_to_sets.
7087 (collect_points_to_info_for): Remove.
7088 (compute_points_to_and_addr_escape): Remove.
7089 (delete_alias_info): Call delete_points_to_sets.
7090 (compute_flow_sensitive_aliasing): If the call to
7091 find_what_p_points_to returns false, call set_pt_anything.
7092 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7093 (set_pt_anything): Clear pi->pt_vars.
7094 (set_pt_malloc): Remove.
7095 (merge_pointed_to_info): Remove.
7096 (add_pointed_to_expr): Remove.
7097 (add_pointed_to_var): Remove.
7098 (collect_points_to_info_r): Remove.
7099 (is_escape_site): Make extern.
7101 (create_overlap_variables_for): Call it.
7102 * tree-ssa-copy.c (merge_alias_info): Never merge
7103 flow-sensitive alias information.
7104 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7105 offset and size to be unsigned HOST_WIDE_INT.
7106 (add_to_addressable_set): Rename from note_addressable.
7107 Set TREE_ADDRESSABLE as the variables are added to the set.
7109 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7110 operands into VUSEs when adding V_MAY_DEFs for members in an
7112 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7113 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7114 (struct variable_info): Add bitfield is_heap_var.
7115 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7116 (new_var_info): Initialize is_heap_var.
7117 (get_constraint_for): Add HEAP variables to the symbol table.
7118 Mark them with is_heap_var.
7119 (update_alias_info): New. Taken mostly from the old
7120 compute_points_to_and_addr_escape.
7121 (handle_ptr_arith): New.
7122 (find_func_aliases): Call update_alias_info.
7123 Call handle_ptr_info for tcc_binary expressions.
7124 Call mark_stmt_modified.
7125 (create_variable_info_for): If DECL has subvars, do not create
7126 variables for its subvars. Always add all the fields.
7127 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7128 SFTs, then add all the SFTs of the structure.
7129 If VI->DECL is an aggregate with subvariables, add the SFT at
7131 (find_what_p_points_to): If VI is an artificial variable,
7132 translate to bitfields in SSA_NAME_PTR_INFO.
7133 If the solution is empty, set pi->pt_vars to NULL
7134 (init_base_vars): Create ANYOFFSET.
7135 (compute_points_to_sets): Rename from create_alias_vars.
7137 (pass_build_pta): Remove.
7138 (delete_points_to_sets): Rename from delete_alias_vars.
7139 (pass_del_pta): Remove.
7140 * tree-ssa-structalias.h (struct alias_info): Move from
7142 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7143 NUM_REFERENCES_SET): Likewise.
7144 (compute_points_to_sets, delete_points_to_sets): Declare.
7146 2005-07-09 Richard Henderson <rth@redhat.com>
7148 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7149 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7150 alpha_split_lock_test_and_set_12): New functions.
7151 * config/alpha/alpha-protos.h: Update.
7152 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7153 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7154 * config/alpha/sync.md (I12MODE): New.
7155 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7156 (sync_<fetchop_name><I48MODE>): Likewise.
7157 (sync_nand<I48MODE>): Likewise.
7158 (sync_old_<fetchop_name><I48MODE>): Likewise.
7159 (sync_new_<fetchop_name><I48MODE>): Likewise.
7160 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7161 (sync_compare_and_swap<I48MODE>): Likewise.
7162 (sync_lock_test_and_set<I48MODE>): Likewise.
7163 (sync_compare_and_swap<I12MODE>): New.
7164 (sync_compare_and_swap<I12MODE>_1): New.
7165 (sync_lock_test_and_set<I12MODE>): New.
7166 (sync_lock_test_and_set<I12MODE>_1): New.
7168 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7172 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7174 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7176 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7177 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7179 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7182 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7184 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7186 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7187 memory_operand constraint.
7188 (store_conditional_<mode>): Same.
7189 (sync_compare_and_swap<mode>): Same.
7190 (sync_lock_test_and_set<mode>): Same.
7192 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7194 Rewrite PIC support to more closely model actual instructions.
7195 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7196 (cris_symbol): Remove prototypes for removed functions.
7197 (cris_pic_symbol_type_of, cris_valid_pic_const)
7198 (cris_expand_pic_call_address): Prototypes for new functions.
7199 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7201 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7203 <case ':'>: Add case for new punctuation character.
7204 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7205 emitting (extra) PIC modifier.
7206 <case UNSPEC>: Do not assert for PLT.
7207 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7208 (cris_expand_prologue, cris_expand_epilogue): Check
7209 for pic_offset_table_rtx usage instead of taking
7210 current_function_uses_pic_offset_table as the final word.
7211 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7212 Remove flag_pic difference.
7213 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7214 the moral equivalents of...
7215 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7217 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7218 (cris_handle_option): Mark ARG as unused.
7219 (cris_expand_pic_call_address): New worker function for "call",
7221 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7222 output PIC constructs here.
7223 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7224 as symbol-specific modifers, not whole or part of operands.
7225 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7226 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7227 constants and flag_pic.
7228 (CONSTANT_INDEX_P): Adjust for new functions.
7229 (enum cris_pic_symbol_type): New helper type.
7230 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7231 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7232 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7234 ("movsi"): Emit actual instructions for GOT and relative access.
7235 ("*movsi_got_load"): New pattern to set up the register holding
7237 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7238 Adjust FIXME for 'S'.
7239 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7240 Use "movs" for -fpic cases.
7241 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7242 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7243 ("call", "call_value"): Just call cris_expand_pic_call_address for
7245 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7246 Remove special pattern.
7247 ("*expanded_call_side", "*expanded_call_value_side"): New
7249 (gotplt-to-plt, gotplt-to-plt-side-call)
7250 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7252 * config/cris/cris/predicates.md
7253 ("cris_general_operand_or_gotless_symbol"): Remove unused
7255 ("cris_general_operand_or_symbol"): Adjust for new functions.
7257 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7259 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7261 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7263 * Makefile.in (TREE_H): Add treestruct.def.
7264 (c-decl.o): Add pointer-set.h
7265 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7266 visibility on regular DECL's.
7267 (merge_decls): Fix the copying of decl nodes of various types for
7268 the new structures. Don't update RTL, section name, weak status,
7269 etc, on DECL's without RTL.
7270 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7271 Don't check volatile on non-variable types.
7272 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7273 to check whether we have seen arguments.
7274 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7275 flag is checked before field (flag is common, field is not).
7276 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7277 TS_DECL_COMMON could have an origin.
7278 (add_location_or_const_value_attribute): Don't check section name
7279 on non-var/function decls.
7280 (dwarf2out_var_location): Reverse order of tests.
7281 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7282 with DECL_WRTL_CHECK.
7283 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7284 * fold-const.c (fold_binary): Don't check weakness on
7285 non-var/function decls.
7286 (tree_expr_nonzero_p): Ditto.
7287 (fold_checksum_tree): Use tree_decl_extra as sizeof
7289 * ggc-page.c (extra_order_size_table): Add sizes for
7290 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7292 * gimplify.c (gimplify_bind_expr): Only set
7293 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7294 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7296 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7297 * langhooks.h (init_ts). New langhook.
7298 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7299 * print-tree.c (print_node): Update to only print fields that
7300 exist in the structures the passed decl has.
7301 * toplev.c (wrapup_global_declarations): Don't reset
7302 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7303 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7304 * tree-inline.c (remap_decl): Ditto.
7305 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7306 * tree-pretty-print.c (print_declaration): Don't print
7307 DECL_REGISTER on things that don't contain it.
7308 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7309 non-var/function decls.
7310 * tree.c (tree_contains_struct): New structure.
7311 (init_priority_for_decl): New hashtable.
7312 (tree_int_map): New structure.
7313 (tree_int_map_eq): New function.
7314 (tree_int_map_marked_p): Ditto.
7315 (tree_int_map_hash): Ditto.
7316 (tree_map): Move to tree.h.
7317 (tree_map_eq): Externalize.
7318 (tree_map_hash): Ditto.
7319 (tree_map_marked_p): Ditto.
7320 (init_ttree): Set up tree_contains_struct and call langhook.
7321 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7322 (tree_code_size): Update for new structures.
7323 (tree_node_structure): Update for new structures.
7324 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7326 (copy_node_stat): Copy init priority.
7327 (build_decl_stat): Ditto for visibility.
7328 (ts_enum_names): New.
7329 (tree_contains_struct_check_failed): New function.
7330 (decl_init_priority_lookup): Ditto.
7331 (decl_init_priority_insert): Ditto.
7332 * treestruct.def: New file.
7333 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7334 (CONTAINS_STRUCT_CHECK): Ditto.
7335 (tree_contains_struct_check_failed): New prototype.
7336 (DECL_CHECK): Removed.
7337 (DECL_MINIMAL_CHECK): New.
7338 (DECL_COMMON_CHECK): Ditto.
7339 (DECL_WRTL_CHECK): Ditto.
7340 (DECL_NON_COMMON_CHECK): Ditto.
7341 (DECL_WITH_VIS_CHECK): Ditto.
7342 (VAR_OR_FUNCTION_DECL_P): Ditto
7343 (struct tree_decl_minimal): New structure.
7344 (struct tree_decl_common): Ditto.
7345 (struct tree_decl_with_rtl): Ditto.
7346 (struct tree_decl_with_vis): Ditto.
7347 (struct tree_decl_non_common): Ditto.
7348 (struct tree_field_decl): Ditto.
7349 (struct tree_parm_decl): Ditto.
7350 (struct tree_var_decl): Ditto.
7351 (struct tree_function_decl): Ditto.
7352 (struct tree_const_decl): Ditto.
7353 (struct tree_result_decl): Ditto.
7354 (union tree_node): Add new structures.
7355 * var-tracking.c (track_expr_p): Reverse order of tests.
7357 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7359 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7361 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7362 * system.h: Poison FINALIZE_PIC.
7363 * doc/tm.texi (FINALIZE_PIC): Remove.
7365 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7368 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7369 to the correct type if we have a MODIFY_EXPR.
7371 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7373 PR tree-optimization/22360
7374 * tree.c (upper_bound_in_type): Fix calculations for casting
7375 to a non-wider signed type and casting a signed value to a
7376 wider unsigned type.
7377 (lower_bound_in_type): Fix calculations for casting to a
7378 non-wider signed type.
7380 PR tree-optimization/20139
7381 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7383 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7384 fold_cond_expr_cond.
7385 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7386 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7388 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7391 * tree-complex.c (expand_complex_libcall): Produce
7392 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7394 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7396 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7397 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7398 b" assert and inserted fastpath code for this case.
7399 (bitmap_ior): Removed "a != b" assert.
7401 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7403 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7404 (ENDFILE_SPEC): Likewise.
7405 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7407 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7408 a large stack frame at epilogue.
7410 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7412 * final.c: Include sdbout.h when required.
7414 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7416 * config.gcc (*-*-darwin*): Only one target-specific header file
7418 (powerpc-*-darwin*): Add version-specific header files.
7419 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7420 * config.in: Regenerate.
7421 * configure: Regenerate.
7422 * gcc.c: Include xregex.h.
7423 (version_compare_spec_function): New.
7424 (spec_function): Add version-compare.
7425 (replace_outfile_spec_function): Reformat comment.
7426 (compare_version_strings): New.
7427 * config/darwin-c.c (version_as_macro): New.
7428 (builtin_define): New.
7429 (darwin_cpp_builtins): New.
7430 * config/darwin-protos.h (darwin_cpp_builtins): New.
7431 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7432 (LIB_SPEC): Make unconditional, update comment.
7433 (TARGET_C99_FUNCTIONS): Define.
7434 * config/darwin.opt: Sort.
7435 (mmacosx-version-min=): New.
7436 * config/darwin7.h: Delete.
7437 * config/darwin8.h: Delete.
7438 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7439 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7440 (TARGET_C99_FUNCTIONS): Define.
7441 * config/rs6000/darwin7.h: New.
7442 * config/rs6000/darwin8.h: New.
7443 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7444 (-mmacosx-version-min): Document.
7446 2005-07-07 Ian Lance Taylor <ian@airs.com>
7448 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7450 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7453 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7455 2005-07-07 Khem Raj <kraj@mvista.com>
7457 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7458 in bytes, not words.
7460 2005-07-07 Paul Brook <paul@codesourcery.com>
7462 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7463 DEFAULT_FUNCTION_ARG_PADDING to upward.
7465 2005-07-07 Richard Henderson <rth@redhat.com>
7467 * function.c (locate_and_pad_parm): Record parameter alignment in
7468 stack_alignment_needed.
7470 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7472 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7473 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7474 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7475 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7476 (define_attr "type"): Add isync, sync, load_l, store_c.
7477 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7478 Create scratch volatile MEM.
7479 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7481 (load_locked_<mode>): New.
7482 (store_conditional_<mode>): New.
7483 (sync_compare_and_swap<mode>): Replace with splitter.
7484 (sync_lock_test_and_set<mode>): Replace with splitter.
7485 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7487 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7488 is ics. Attribute isync.
7489 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7491 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7492 and UNSPECV_SYNC_OP.
7493 (emit_unlikely_jump): New.
7494 (emit_load_locked): New.
7495 (emit_store_conditional): New.
7496 (rs6000_split_compare_and_swap): New.
7497 (rs6000_split_lock_test_and_set): New.
7498 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7499 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7500 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7501 rs6000_split_lock_test_and_set): Declare.
7502 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7503 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7504 store_c, isync, sync.
7506 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7508 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7509 filenames to gtyp-gen.h.
7510 (s-typ-gen): Use it in place of for loops.
7512 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7514 * hooks.c (hook_bool_rtx_int_false): New function.
7515 * hooks.h (hook_bool_rtx_int_false): Declare.
7516 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7517 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7518 * target.h (struct gcc_target): Add commutative_p member.
7519 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7520 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7521 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7522 (pa_commutative_p): New function.
7523 * jump.c (target.h): Include.
7524 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7525 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7527 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7529 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7530 (s390_expand_setmem): New.
7531 * config/s390/s390.c: Likewise.
7532 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7534 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7535 general_operand. Call new function "s390_expand_setmem".
7536 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7537 ("setmem_long", "*setmem_long"): ... this.
7539 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7541 * config/s390/s390.c: (optimization_options): Enable
7542 TARGET_MVCLE at -Os.
7543 * doc/invoke.texi: Document changes in default behaviour.
7544 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7546 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7548 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7549 defined by back-end.
7551 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7553 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7554 all sets in the pattern.
7555 * config/rs6000/rs6000.md (stack_protect_testsi,
7556 stack_protect_testdi): Likewise.
7558 2005-07-06 Jeff Law <law@redhat.com>
7560 * tree-vrp.c (simplify_using_ranges): Kill.
7561 (vrp_finalize): Remove call to simplify_using_ranges.
7562 (simplify_stmt_using_ranges): New function extracted from
7563 simplify_using_ranges.
7564 (simplify_div_or_mod_using_ranges): Likewise.
7565 (simplify_abs_using_ranges): Likewise.
7566 (simplify_cond_using_ranges): New function.
7567 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7568 * tree-ssa-propagate.c (substitute_and_fold): Call
7569 simplify_stmt_using_ranges if we have range information.
7571 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7573 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7574 ia64_flag_schedule_isns2.
7576 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7577 reading/writing general registers.
7578 (ia64_function_arg): Revert 2005-06-18 change.
7580 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7582 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7583 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7585 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7587 * function.c (expand_function_end): Revert part of 2005-06-27
7588 patch. Do sjlj_emit_function_exit_after after return_label.
7590 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7592 * doc/install.texi (--disable-libssp): New.
7594 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7596 * doc/invoke.texi: Update -fforce-mem documentation.
7597 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7598 code for -fforce-mem.
7599 * expmed.c: (store_bit_field,store_fixed_bit_field,
7600 extract_bit_field): Ditto.
7601 * expr.c: (convert_move): Ditto.
7602 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7603 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7604 emit_conditional_add,expand_float,expand_fix): Ditto.
7605 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7606 (common_handle_option): Issue warning when -fforce-mem specified.
7608 2005-07-06 Paul Brook <paul@codesourcery.com>
7610 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7612 * configure: Regenerate.
7614 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7616 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7618 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7620 Fix PR tree-optimization/22319
7621 Fix PR tree-optimization/22140
7622 Fix PR tree-optimization/22310
7624 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7625 variable sized types.
7626 Use correct type for intermediate structure on *a = *b structure
7629 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7631 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7633 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7634 (machine_function): Move typedef to...
7635 * config/rs6000/rs6000.c (machine_function): ... here. Add
7636 varargs_save_offset field.
7637 (rs6000_stack_t): Remove varargs_size field.
7638 (setup_incoming_varargs): Allocate varargs save area using
7639 assign_stack_local, try to make it as small as possible.
7640 Save offset from virtual_stack_vars_rtx to the save area
7641 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7642 instead of magic 8 when fp word byte size is used.
7643 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7644 instead of -RS6000_VARARGS_SIZE.
7645 (rs6000_stack_info, debug_stack_info,
7646 rs6000_initial_elimination_offset): Remove all traces of
7648 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7649 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7650 RS6000_VARARGS_AREA.
7652 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7654 PR tree-optimization/21963
7655 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7656 constant_multiple_of in the same way get_computation_cost_at does.
7658 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7660 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7661 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7662 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7663 and return its previous value.
7664 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7665 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7667 (stack_protect_set, stack_protect_test): New expanders.
7668 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7669 stack_protect_testdi): New insns.
7670 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7671 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7673 2005-07-06 Jeff Law <law@redhat.com>
7675 * tree-ssa-dce.c (cfg_altered): New global.
7676 (tree_dce_init): Initialize cfg_altered.
7677 (remove_dead_stmt): If we remove an edge in the CFG, then set
7679 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7682 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7684 * Makefile.in (stamp-collect-ld): Use
7685 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7686 ./collect-ld if it already exists.
7687 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7688 Don't remove ./nm if it already exists.
7690 2005-07-05 Devang Patel <dpatel@apple.com>
7692 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7693 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7694 * tree-vectorizer.c (vect_loop_location): New.
7695 (vect_print_dump_info): Use vect_loop_location.
7696 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7697 (vectorize_loops): Set vect_loop_location.
7698 * tree-vect-analyze.c (vect_analyze_offset_expr,
7699 vect_determin_vectorization_factor, vect_analyze_operations,
7700 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7701 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7702 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7703 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7704 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7705 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7706 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7707 vect_analyze_loop): Adjust vect_print_dump_info API.
7708 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7709 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7710 vect_finish_stmt_generation, vectorizable_assignment,
7711 vectorizable_operation, vectorizable_store, vectorizable_load,
7712 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7713 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7714 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7715 vect_transform_loop): Same.
7716 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7717 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7720 2005-07-05 Randolph Chung <tausq@debian.org>
7722 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7723 * configure: Regenerate.
7724 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7725 (pa_tls_referenced_p): Declare.
7726 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7727 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7728 (legitimize_tls_address): New.
7729 (hppa_legitimize_address): Handle TLS addresses.
7730 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7731 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7732 (emit_move_sequence): Handle TLS addresses.
7733 (pa_encode_section_info): Call default handler to handle common
7735 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7736 (CONSTANT_ADDRESS_P): Reject TLS operands.
7737 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7738 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7739 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7740 (UNSPEC_TLSLE): Define new constants.
7741 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7742 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7743 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7744 (tie_symbolic_operand, tle_symbolic_operand): New
7746 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7748 * aclocal.m4: Update macros for autoconf 2.59 style.
7749 * configure.ac: Likewise.
7751 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7753 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7754 (function_arg): Pass small aggregates in general registers on 32-bit
7756 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7758 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7760 * Makefile.in (final.o): Fix dependencies.
7762 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7766 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7767 * langhooks.c (lhd_expr_to_decl): New.
7768 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7770 (LANG_HOOKS_INITIALIZER): Update.
7771 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7772 expr_to_decl langhook.
7773 * c-tree.h (c_expr_to_decl): Declare.
7774 * c-typeck.c (c_expr_to_decl): New.
7775 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7777 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7779 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7782 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7783 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7785 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7787 * Makefile.in: Adjust dependencies.
7788 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7789 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7790 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7791 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7792 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7793 rest_of_compilation.
7795 * bb-reorder.c (gate_duplicate_computed_gotos,
7796 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7797 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7798 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7799 pass_partition_blocks): New.
7800 * bt-load.c (gate_handle_branch_target_load_optimize,
7801 rest_of_handle_branch_target_load_optimize,
7802 pass_branch_target_load_optimize): New.
7803 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7805 * cfglayout.c (pass_insn_locators_initialize): New.
7806 * cfgrtl.c (pass_free_cfg): New.
7807 * combine.c (gate_handle_combine, rest_of_handle_combine,
7809 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7810 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7811 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7812 * except.c (pass_set_nothrow_function_flags,
7813 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7815 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7816 rest_of_handle_shorten_branches, pass_shorten_branches,
7817 rest_of_clean_state, pass_clean_state): New.
7818 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7819 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7820 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7822 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7823 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7824 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7825 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7827 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7828 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7829 pass_rtl_ifcvt, gate_handle_if_after_combine,
7830 rest_of_handle_if_after_combine, pass_if_after_combine,
7831 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7832 pass_if_after_reload): New.
7833 * integrate.c (pass_initial_value_sets): New.
7834 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7835 pass_purge_lineno_notes): New.
7836 * mode-switching.c (rest_of_handle_mode_switching,
7837 pass_mode_switching): New.
7838 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7839 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7841 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7842 pass_loop_optimize): New.
7843 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7845 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7847 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7848 pass_postreload_cse): New.
7849 * profile.c (gate_handle_profiling, pass_profiling,
7850 rest_of_handle_branch_prob, pass_branch_prob): New.
7851 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7852 pass_split_before_regstack, gate_handle_split_before_regstack,
7853 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7854 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7855 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7856 pass_stack_regs): New.
7857 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7858 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7859 pass_stack_adjustments): New.
7860 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7861 pass_regrename): New.
7862 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7863 pass_delay_slots, gate_handle_machine_reorg,
7864 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7865 * rtl.h (extern void purge_line_number_notes): New.
7866 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7867 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7869 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7871 * value-prof.c (gate_handle_value_profile_transformations,
7872 rest_of_handle_value_profile_transformations,
7873 pass_value_profile_transformations): New.
7874 * var-tracking.c (gate_handle_var_tracking,
7875 pass_variable_tracking): New.
7876 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7878 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7879 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7880 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7881 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7882 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7883 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7884 rest_of_handle_gcse2, rest_of_handle_regmove,
7885 rest_of_handle_tracer, rest_of_handle_if_conversion,
7886 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7887 rest_of_handle_web, rest_of_handle_branch_prob,
7888 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7889 rest_of_handle_jump_bypass, rest_of_handle_combine,
7890 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7891 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7892 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7893 rest_of_handle_mode_switching, rest_of_handle_jump,
7894 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7895 rest_of_handle_flow2, rest_of_handle_jump2,
7896 rest_of_handle_peephole2, rest_of_handle_postreload,
7897 rest_of_handle_shorten_branches, rest_of_clean_state,
7898 rest_of_compilation): Remove.
7900 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7901 * passes.c (dump_flags, in_gimple_form, all_passes,
7902 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7903 register_dump_files, next_pass_1, last_verified, execute_todo,
7904 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7905 from tree-optimize.c.
7906 (init_optimization_passes): Moved from tree-optimize.c,
7907 adding the RTL optimizations.
7908 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7909 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7910 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7911 register_dump_files, next_pass_1, last_verified, execute_todo,
7912 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7913 init_tree_optimization_passes, ipa_passes): Delete.
7914 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7916 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7917 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7919 (ipa_passes): Remove.
7920 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7921 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7922 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7923 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7924 (dump_info_p, dump_flag): Moved to tree-dump.h.
7926 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7928 * passes.c (finish_optimization_passes): Use dump_begin
7929 and dump_end, TDI_end.
7930 (gate_rest_of_compilation): New.
7931 (pass_rest_of_compilation): Use it.
7932 (gate_postreload, pass_postreload): New.
7933 * toplev.c (general_init): Rename init_tree_optimization_passes.
7934 * toplev.h (init_tree_optimization_passes): Rename to
7935 init_optimizations_passes.
7936 * tree-dump.c (dump_flag): Make static.
7937 (dump_files): Remove RTL dumps.
7938 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7939 pass_cleanup_cfg, pass_free_cfg_annotations,
7940 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7941 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7942 * tree-pretty-print.c: Include tree-pass.h.
7943 * cgraph.c: Include tree-dump.h.
7945 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7947 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7948 Only fall back to saying it points to readonly memory if
7951 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7953 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7954 * config/m32r/m32r.c (m32r_compute_frame_size,
7955 m32r_expand_prologue): Take current_function_profile into
7956 account whenever we reference
7957 current_function_uses_pic_offset_table.
7958 (m32r_finalize_pic): Remove.
7959 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7961 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7963 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7964 instead of $<. Don't remove ./as if it already exists.
7966 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7969 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7970 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7971 for complex modes when generating code for PA 1.0.
7972 (VALID_FP_MODE_P): New macro.
7973 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7974 sets for all general and floating point modes. Align wide floating
7975 point modes to even register boundaries to comply with architectural
7977 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7978 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7979 (VALID_FP_MODE_P): New macro.
7980 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7981 sets for all general and floating point modes. Align wide floating
7982 point modes to even register boundaries to comply with architectural
7985 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7987 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7990 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7992 * tree-ssa-structalias.c: Don't include expr.h.
7994 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7996 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7999 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8001 Fix PR tree-optimization/22279
8003 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8006 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8008 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8010 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8012 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8013 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8014 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8015 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8016 config/stormy16/stormy16.c, config/v850/v850.c,
8017 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8018 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8019 Avoid "." or "\n" at end of diagnostics and capital letters at
8020 start of diagnostics.
8021 * combine.c, cse.c: Don't translate dump file output.
8022 * toplev.c (print_version): Only translate output if going to
8025 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8027 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8028 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8031 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8033 * pa.c (fix_range): Fix typo in comment.
8035 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8037 * tree-vrp.c (extract_range_from_assert): Replace
8038 fold (build (...)) with fold_build2.
8040 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8042 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8043 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8044 (format_types_orig, handle_format_attribute): Add support for
8047 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8049 * varasm.c (assemble_variable): Fix format specifier thinko.
8051 2005-07-03 Ira Rosen <irar@il.ibm.com>
8053 PR tree-optimization/22029 (and 22135)
8054 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8055 a phi node before calling dump_vops.
8057 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8059 * tree-dump.h (dump_string_field): Declare.
8060 * tree-dump.c: Use it instead of dump_string.
8061 (dump_string_field): Make non-static.
8063 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8065 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8066 up the minimal CFG stuff always when optimize > 0. Call
8067 split_all_insns_noflow in PIC case if needed.
8069 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8070 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8073 * c-decl.c (c_write_global_declarations): Dump contents of
8075 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8076 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8077 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8078 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8081 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8083 * c-common.h (GCC_DIAG_STYLE): Define.
8084 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8085 version for format checking to 4.1.
8086 * c-format.c: Include toplev.h after c-common.h.
8087 (enum format_type): Add gcc_tdiag_format_type.
8088 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8089 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8090 (format_types_orig): Add gcc_tdiag.
8091 (init_dynamic_diag_info): Support gcc_tdiag formats.
8092 (handle_format_attribute): Likewise.
8093 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8094 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8095 version for format checking to 4.1.
8096 (warning0, warning, error, pedwarn, sorry): Use
8098 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8099 (finish_aliases_1): Do not use %qE.
8100 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8101 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8102 Correct format bugs.
8103 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8104 parameter to unsigned HOST_WIDE_INT.
8105 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8107 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8110 * expr.c (write_complex_part): Use adjust_address for MEM.
8111 (read_complex_part): Same.
8113 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8115 Fix PR tree-optimization/22280
8117 * tree-sra.c (generate_element_init): Remove useless loop.
8119 2005-07-02 Richard Henderson <rth@redhat.com>
8121 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8123 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8125 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8128 * fold-const.c (fold_binary): Handle the return value of
8129 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8130 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8132 2005-07-02 Jeff Law <law@redhat.com>
8134 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8135 a eliminate type conversion which feeds an equality comparison
8136 if the original type or either operand in the comparison is a
8139 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8141 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8142 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8144 * config/avr/avr.c: Do not use '`' as left quote.
8145 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8146 Remove "." from end of diagnostics. Make diagnostics start with
8149 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8150 Joseph S. Myers <joseph@codesourcery.com>
8152 * toplev.c (default_tree_printer): Handle setting location with
8154 * c-objc.common.c (c_tree_printer): Likewise.
8155 * c-format.c (gcc_diag_flag_specs): Add '+'.
8156 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8157 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8159 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8160 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8161 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8162 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8163 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8164 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8165 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8166 format arguments where %J is used without %D.
8168 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8170 * gcc.c (LINK_SSP_SPEC): Define.
8171 (link_ssp_spec): New variable.
8172 (LINK_COMMAND_SPEC): Add %(link_ssp).
8173 (static_specs): Add link_ssp_spec.
8174 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8175 * configure: Rebuilt.
8176 * config.in: Rebuilt.
8178 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8179 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8180 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8181 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8182 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8183 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8184 -0x7008(2) instead of reading __stack_chk_guard variable.
8185 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8187 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8188 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8189 if TARGET_THREAD_SSP_OFFSET is defined.
8190 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8191 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8194 2005-06-27 Richard Henderson <rth@redhat.com>
8195 * libgcc-std.ver (GCC_4.1.0): New.
8196 * libgcc.h (__stack_chk_guard): Declare.
8197 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8198 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8199 * mklibgcc.in (lib2funcs): Add them.
8201 2005-07-01 Richard Henderson <rth@redhat.com>
8203 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8204 void * before struct sigcontext *.
8205 (x86_fallback_frame_state): Likewise.
8207 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8209 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8211 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8214 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8215 we check for SSA_NAME for.
8217 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8219 Fix PR tree-optimization/22071
8221 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8223 (get_constraint_for_component_ref): Use it.
8225 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8228 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8229 print out the last new line.
8231 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8233 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8234 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8235 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8236 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8237 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8238 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8239 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8240 (enum reg_class): New member CC0_REGS.
8241 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8242 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8243 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8244 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8245 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8246 Adjust for register now described.
8248 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8251 * config/i386/i386.md (stack_protect_test_si,
8252 stack_protect_test_di): Add earlyclobber for scratch 3.
8253 * config/rs6000/rs6000.md (stack_protect_testsi,
8254 stack_protect_testdi): Add earlyclobber for scratch 3,
8255 remove earlyclobber from scratch 4.
8257 Older entries for 2005 can be found in ChangeLog-2005.