1 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
6 2005-11-04 Mark Mitchell <mark@codesourcery.com>
7 Daniel Jacobowitz <dan@codesourcery.com>
9 * longlong.h (add_ssaaaa): Clobber condition code register
11 (sub_ddmmss): Likewise.
12 (umul_ppmm): Likewise.
14 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
15 Paul Brook <paul@codesourcery.com>
16 Phil Blundell <pb@reciva.com>
18 * configure.ac: Add test for ARM TLS support.
19 * configure: Regenerated.
20 * config/arm/arm-protos.h (legitimize_tls_address)
21 (arm_tls_referenced_p, tls_mentioned_p)
22 (arm_output_addr_const_extra): New prototypes.
23 (thumb_legitimize_pic_address): Delete.
24 * config/arm/arm.c: Include "gt-arm.h".
25 (enum tls_reloc): New.
26 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
27 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
28 (arm_call_tls_get_addr, legitimize_tls_address)
29 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
30 (arm_init_tls_builtins, arm_emit_tls_decoration)
31 (arm_output_addr_const_extra): New functions.
32 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
33 (TARGET_HAVE_TLS): Define.
34 (target_thread_pointer): New.
35 (arm_override_options): Handle -mtp=.
36 (legitimize_pic_address): Ignore UNSPECs.
37 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
39 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
40 (tls_get_addr_libfunc): New variable.
41 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
42 (arm_init_builtins): Call arm_init_tls_builtins.
43 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
44 (arm_encode_section_info): Call default_encode_section_info.
45 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
46 (enum arm_tp_type): New.
47 (target_thread_pointer): Add declaration.
48 (LEGITIMATE_CONSTANT_P): Handle TLS.
49 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
50 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
51 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
52 * config/arm/arm.md: Add UNSPEC_TLS.
54 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
56 (tls_load_dot_plus_eight): New insn and a peephole to create it.
57 (load_tp_hard, load_tp_soft): New insns.
59 * doc/invoke.texi (ARM Options): Document -mtp.
61 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
63 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
64 * config/arm/libunwind.S: Include "lib1funcs.asm".
65 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
66 (LIB2ADDEH): Add libunwind.S.
67 (LIB2ADDEHDEP): Add lib1funcs.asm.
68 * mklibgcc.in: Handle asm files in libgcc_eh.a.
70 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
73 * gcc/c.opt: Add a -lang-fortran option.
74 * gcc/c-opts.c: Add a lang_fortran flag.
75 (c_common_init_options): Handling the -lang-fortran option.
76 (c_common_handle_option): Add a case for Fortran options in
77 preprocessing. Remove cases for -ffixed-form and
78 -ffixed-line-length. Add a case for -lang-fortran.
80 2005-11-03 David Edelsohn <edelsohn@gnu.org>
82 * config/rs6000/rs6000.c: Include params.h
83 (optimization_options): Set max-grow-copy-bb-insns default to 16.
84 (bdesc_2arg): Delete vpkuhss and vpkuwss.
85 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
86 (UNSPEC_VPKUWSS): Delete.
87 (altivec_vpkuhss): Delete.
88 (altivec_vpkuwss): Delete.
89 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
91 (neg_eq0<mode>): Remove final condition.
92 (neg_eq<mode>): Remove condition and split-condition.
94 2005-11-04 Alan Modra <amodra@bigpond.net.au>
96 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
97 Use associated print macros.
99 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
102 * diagnostic.c (diagnostic_set_info_translated): New function.
103 (diagnostic_set_info): Use it. Add comment.
104 * diagnostic.h (diagnostic_set_info_translated): Declare.
106 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
108 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
109 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
110 reference only if 'public' is true.
111 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
112 emit the .hidden directive only if the indirect reference is public.
113 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
114 Pass it to dw2_force_const_mem.
115 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
116 * dwarf2out.c (output_cfi): Adjust calls to above function.
117 (output_call_frame_info): Likewise.
118 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
119 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
121 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
123 PR tree-optimization/24483
124 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
125 field to elts if possible.
127 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
130 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
133 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
135 Fix PR tree-optimization/24351
137 * tree-ssa-structalias.c (struct variable_info): Add
139 (get_varinfo_fc): New function to follow collapsing.
140 (new_var_info): Set collapsed_to to NULL.
141 (dump_constraint): Follow collapsing.
142 (build_constraint_graph): Handle collapsing.
143 (do_simple_structure_copy): Return false if something bad
145 (collapse_rest_of_var): New function.
146 (do_structure_copy): Collapse if do_simple_structure_copy returns
149 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
152 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
153 expressions to a statement list instead of gimplifying them.
155 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
157 PR rtl-optimization/23585
158 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
159 that can't trap plus a constant integer, if the mode has zero size.
161 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
164 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
166 ("*insv<mode>_reg_extimm"): Likewise.
168 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
171 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
172 c_common_type_for_mode returns an unnamed type.
174 2005-11-02 Richard Henderson <rth@redhat.com>
178 * dwarf2out.c (dwarf2out_reg_save_reg): New.
179 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
180 * function.c (assign_parms): Use calls.internal_arg_pointer.
181 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
183 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
184 (TARGET_CALLS): Add it.
185 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
186 * targhooks.c (default_internal_arg_pointer): New.
187 * targhooks.h (default_internal_arg_pointer): Declare.
188 * tree.h (dwarf2out_reg_save_reg): Declare.
189 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
190 * config/i386/i386.c (dbx_register_map): Add return column.
191 (dbx64_register_map, svr4_dbx_register_map): Likewise.
192 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
193 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
194 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
195 (ix86_save_reg): Save force_align_arg_pointer.
196 (ix86_emit_save_regs): Make regno unsigned.
197 (ix86_emit_save_regs_using_mov): Likewise.
198 (ix86_expand_prologue): Handle force_align_arg_pointer.
199 (ix86_expand_epilogue): Likewise.
200 * config/i386/i386.h: (dbx_register_map): Update.
201 (dbx64_register_map, svr4_dbx_register_map): Update.
202 (struct machine_function): Add force_align_arg_pointer.
203 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
204 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
205 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
207 2005-11-02 Jan Hubicka <jh@suse.cz>
210 * i386.md: Add peep2 for simplyfing array accesses.
212 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
215 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
216 * config/s390/s390.c (s390_decompose_shift_count): New function.
217 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
218 (print_shift_count_operand): Use s390_decompose_shift_count.
219 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
220 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
222 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
225 * loop.c (loop_givs_rescan): Use force_operand to expand
228 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
231 * fold-const.c (build_range_check): Use unsigned when signed
232 overflow is undefined also. If etype is subtype, make sure that
233 the subtraction is in the supertype.
235 2005-11-02 Richard Henderson <rth@redhat.com>
238 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
241 2005-11-01 Richard Henderson <rth@redhat.com>
244 * loop.c (scan_loop): Do not propagate computations to a hard
245 register destination with SMALL_REGISTER_CLASSES.
247 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
249 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
250 costs for MULT inside PLUS or MINUS.
252 2005-11-01 Bob Wilson <bob.wilson@acm.org>
254 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
255 (TRAMPOLINE_SIZE): Round up to 60.
256 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
258 2005-10-31 James E. Wilson <wilson@specifix.com>
261 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
262 ifdef. Put ifdefs around call in gen_subprogram_die.
263 (compute_frame_pointer_to_cfa_displacement): Likewise.
264 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
267 PR rtl-optimization/17356
268 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
269 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
271 2005-10-31 Jan Hubicka <jh@suse.cz>
274 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
277 * i386.c (legitimize_pic_address): Deal with large immediates.
280 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
281 from symbol names while computing checkup.
284 * predict.c (predict_loops): Do not estimate more than
285 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
286 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
288 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
290 PR tree-optimization/19097
291 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
293 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
295 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
297 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
300 * tree-inline.c (setup_one_parameter): If the init_stmt
301 is NULL, don't insert the statement.
303 2005-10-30 Jan Hubicka <jh@suse.cz>
305 PR tree-optimization/24172
306 * tree-inline.c (copy_body_r): Unshare the substituted value first.
308 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
310 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
311 constants for hosts with long != 32 bits.
313 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
316 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
318 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
320 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
321 (TARGET_MS1_16_002): New.
322 (TARGET_MS1_16_003): New.
324 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
325 ("*decrement_and_branch_until_zero_no_clobber"): New.
326 Add corresponding splitter for decrement_and_branch_until_zero
328 Key all decrement_and_branch_until_zero patterns off of
331 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
334 * tree-complex.c (extract_component): Treat RESULT_DECL
335 like the rest of the decls.
337 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
339 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
340 indirect call to _mcount if the function needs a static chain.
342 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
343 Caroline Tice <ctice@apple.com>
345 PR rtl-optimization/24460
346 * dwarf2out.c (have_switched_text_sections): New boolean variable.
347 (dwarf2out_switch_text_section): Set it to true instead of
348 incrementing separate_line_info_table_in_use.
349 (output_loc_list): Additionally test have_switched_text_sections.
350 (output_ranges): Likewise.
351 (dwarf2out_finish): Likewise.
352 * varasm.c (assemble_start_function): Do not call
353 insert_section_boundary_note.
354 (assemble_end_function): If flag_reorder_blocks_and_partition,
355 switch to the function's section before emitting the .size directive.
356 * bb-reorder.c (insert_section_boundary_note): Staticify.
357 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
358 * output.h (insert_section_boundary_note): Delete.
360 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
363 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
364 instead of pointer equality when comparing types.
366 2005-10-24 James E. Wilson <wilson@specifix.com>
368 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
369 add_dependence_list_and_free calls.
371 2005-10-24 Steven Bosscher <stevenb@suse.de>
373 * contrib.texi: Add the names of the LLNL folks who donated
374 Cray pointer support for gfortran.
376 2005-10-24 Steven Bosscher <stevenb@suse.de>
378 PR tree-optimization/24225
379 * profile.c (branch_prob): Look from end to start through a
380 basic block when looking for a locus.
382 2005-10-24 Richard Henderson <rth@redhat.com>
384 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
386 (hppa_expand_prologue): Likewise.
388 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
390 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
391 (NO_DEFERRED_PROFILE_COUNTERS): Define.
392 * pa.h (NO_PROFILE_COUNTERS): Define.
393 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
394 (funcdef_nos): New vector to hold label numbers of deferred profile
396 (output_deferred_profile_counters): New function.
397 (hppa_profile_hook): Push label number onto funcdef_nos.
398 (pa_hpux_file_end): Call output_deferred_profile_counters if
399 NO_DEFERRED_PROFILE_COUNTERS is false.
401 * pa-protos.h (get_deferred_plabel): New prototype.
402 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
404 (output_call): Adjust calls.
406 2005-10-24 Alan Modra <amodra@bigpond.net.au>
408 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
409 peculiarity of GOT/TOC section usage.
411 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
414 * c-common.c (constant_string_class_name): Add documentation.
416 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
419 * recog.c (peephole2_optimize): Increment peep2_current_count
420 only when the slot is empty.
422 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
425 * except.c (output_function_exception_table): Call
426 assemble_external_libcall if we need a personality function.
428 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
430 PR rtl-optimization/24460
431 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
432 set the basic block for barriers.
434 2005-10-21 Janis Johnson <janis187@us.ibm.com>
436 * var-tracking.c (vt_initialize): Initialize post.
438 2005-10-21 Devang Patel <dpatel@apple.com>
441 * c-common.c (vector_types_convertible_p): Check vector element type.
443 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
445 * config/sh/sh.c (prepare_move_operands): Handle the address
446 constant which is a tls symbolic address plus a constant.
448 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
451 * gcc.c (main): Use the correct counter for erroring out
452 about mulitple files.
454 2005-10-21 Alan Modra <amodra@bigpond.net.au>
457 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
458 use r2 for 64-bit tls .got access.
460 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
462 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
465 2005-10-20 Steven Bosscher <stevenb@suse.de>
467 PR tree-optimization/24307
468 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
470 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
473 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
475 * varasm.c (find_decl_and_mark_needed): After cgraph global info
476 is ready, stop marking functions, but still mark variables.
478 2005-10-20 Richard Guenther <rguenther@suse.de>
481 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
484 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
486 PR rtl-optimization/23585
487 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
488 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
489 (may_trap_p_1): New predicate extracted from...
490 (may_trap_p): ... here. Invoke may_trap_p_1.
491 (may_trap_or_fault_p): New predicate.
492 * rtl.h (may_trap_or_fault_p): Declare it.
493 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
494 instead of may_trap_p.
495 (steal_delay_list_from_fallthrough): Likewise.
496 (fill_simple_delay_slots): Likewise.
497 (fill_slots_from_thread): Likewise.
498 * function.c (pad_to_arg_alignment): Rework comment about
499 SPARC_STACK_BOUNDARY_HACK.
500 * config/sparc/sparc.h: Likewise.
502 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
504 * config/s390/s390.c (s390_expand_insv): New.
505 * config/s390/s390-protos.h (s390_expand_insv): Declare.
506 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
507 ("icm_hi"): Remove mode attribute.
508 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
510 ("*extracthi", "*extractqi"): Remove.
511 (extv<mode>", "*extzv<mode>"): New.
512 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
513 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
515 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
517 * cfgexpand.c (discover_nonconstant_array_refs_r,
518 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
519 (tree_expand_cfg): Call discover_nonconstant_array_refs.
520 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
521 discover_nonconstant_array_refs.
523 2005-10-19 Steven Bosscher <stevenb@suse.de>
526 * c-decl.c (pop_scope): Don't warn about an unused variable
527 if it is marked with TREE_NO_WARNING.
528 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
529 somenow mismatch and olddecl is to be replaced.
531 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
534 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
535 whether registers live on the edge can be saved/restored.
537 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
539 * config/sh/sh.c (fixup_mova): Skip notes.
541 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
543 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
544 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
545 (s390_can_eliminate): Handle BASE_REGNUM elimination.
546 (s390_initial_elimination_offset): Likewise.
547 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
548 register on TARGET_ZARCH targets.
549 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
550 (INITIAL_FRAME_POINTER_OFFSET): Remove.
551 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
552 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
554 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
556 * config/s390/s390.md: Comment describing output modifiers updated.
557 * config/s390/s390.c (print_operand): Likewise.
559 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
561 * config/s390/s390.c (override_options): Added check for -mstack-size
563 * doc/invoke.texi: Mention that limit in the documenation.
565 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
568 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
570 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
572 Fix PR tree-optimization/24231
574 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
575 (compute_avail): Ditto.
577 2005-10-18 Richard Henderson <rth@redhat.com>
580 * config/i386/i386.c (legitimate_constant_p): Check
581 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
583 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
584 (legitimate_pic_address_disp_p): Reorg CONST checking to make
585 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
587 (print_operand_address): Likewise.
588 * config/i386/predicates.md (x86_64_immediate_operand): Test
589 SYMBOL_REF_TLS_MODEL properly inside CONST.
590 (x86_64_zext_immediate_operand): Likewise.
591 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
592 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
593 * config/i386/i386-protos.h: Remove predicates.md entries.
595 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
597 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
598 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
600 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
601 Ian Lance Taylor <ian@airs.com>
604 * fold-const.c (fold_widened_comparison): Do not allow range based
605 constant folding when right operand cannot be unwidened.
607 2005-10-17 Richard Henderson <rth@redhat.com>
609 * builtins.c (expand_builtin_synchronize): Build a new-style asm
610 with a memory clobber.
612 2005-10-17 James E Wilson <wilson@specifix.com>
614 PR rtl-optimization/17356
615 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
616 checking for EDGE_EH.
618 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
620 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
621 the slot on an even boundary for any type with 16-byte alignment.
623 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
626 * md.texi (Modifiers) <%>: Clarify that % doesn't work
627 after register allocation.
629 2005-10-17 DJ Delorie <dj@redhat.com>
631 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
634 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
637 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
640 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
642 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
643 to 2 if it's already non-zero.
644 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
645 is set and warn about it if flag_schedule_insns is 1.
647 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
649 * config/crx/crx.md: Compare-and-branch instructions need to
652 2005-10-17 Uros Bizjak <uros@kss-loka.si>
655 * config/i386/i386.md (*pushdi2_rex64 splitter)
656 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
657 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
658 flow2 pass only when (optimize > 0 && flag_peephole2).
660 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
663 * gcc.c (have_c): New static variable.
665 (process_command): Remove declation of have_c.
666 Set have_o to 1 when handling -o.
667 (main): Add a fatel error if there are multiple
668 files specified and -o and -c/-S is passed witout
669 -combine or multiple languages.
671 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
673 Fix PR tree-optimization/22444
674 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
675 Assert that we don't hit something with subvars.
676 (setup_pointers_and_addressables): Don't add things with subvars,
677 because we'll already process the subvars for aliasing purposes.
679 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
682 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
683 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
684 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
685 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
686 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
687 swapped, alternatives for the R constraint.
690 * builtins.c (get_builtin_sync_mode): Make unlimited
691 mode_for_size request.
693 2005-10-15 Richard Henderson <rth@redhat.com>
695 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
696 (gimplify_expr): ... here.
697 (gimplify_compound_lval): Use it in initial scan loop. Allow
698 fb_lvalue in base expression.
700 2005-10-15 Richard Henderson <rth@redhat.com>
703 * builtins.c (expand_builtin_trap): Export.
704 * expr.h (expand_builtin_trap): Declare.
705 * expr.c (expand_assignment): Emit a trap for integral offsets
706 from registers that weren't reduced to bitpos.
708 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
709 (mark_array_ref_addressable): Remove.
710 * tree-flow.h (mark_array_ref_addressable): Remove.
711 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
713 2005-10-15 James E Wilson <wilson@specifix.com>
716 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
717 (add_dependence_list_and_free): Likewise.
718 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
721 2005-10-15 Diego Novillo <dnovillo@redhat.com>
725 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
726 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
728 (vrp_visit_phi_node): Only prevent infinite iterations when
729 the previous result and the new result are both VR_RANGEs.
731 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
733 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
736 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
739 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
742 2005-10-14 Per Bothner <per@bothner.com>
744 PR preprocessor/21250
745 * c-ppoutput.c (print_line): Print internal line 0 as 1.
747 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
750 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
751 overflow flags. Refactor some conditionals.
753 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
756 * tree-dfa.c (add_referenced_var): Only look at decls which
757 have TREE_CONSTANT or TREE_READONLY set instead of if
758 !TREE_PUBLIC or !TREE_CONSTANT.
760 2005-10-13 James E Wilson <wilson@specifix.com>
762 * doc/invoke.texi: For -x, add f95-cpp-input.
763 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
765 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
767 PR tree-optimization/24262
768 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
769 in loop all the time.
771 2005-10-12 Richard Henderson <rth@redhat.com>
774 * tree.h (DECL_TRANSPARENT_UNION): Remove.
775 * function.c (assign_parm_find_data_types): Don't support it.
776 * print-tree.c (print_node): Likewise.
777 * c-common.c (handle_transparent_union_attribute): Likewise.
778 Use build_duplicate_type.
779 * tree-inline.c (remap_type_1): Split out of remap_type;
780 properly remap aggregate fields.
781 (build_duplicate_type): New.
782 * doc/extend.texi (Variable Attributes): Remove documentation
783 for transparent_union.
785 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
788 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
789 (gen_stack_pointer_dec): Likewise.
791 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
795 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
797 (struct cxx): Add adjust_class_at_definition target hook.
798 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
799 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
800 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
801 hook_void_tree. Add to TARGET_CXX.
802 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
804 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
805 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
806 instead of attribute. Check for dllexport override. Warn if
807 inconsistent dll linkage. Don't lose old dllimport if decl has
808 had address referenced. Tweak lookup of dllimport atribute.
809 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
810 for target specific rules. Don't add dllimport attribute if
811 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
813 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
814 * varasm.c (initializer_constant_valid_p): Replace
815 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
819 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
820 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
821 (i[34567]86-*-mingw32*): Likewise.
823 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
824 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
826 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
827 C++-specific code. Change return value to bool.
828 (i386_pe_dllimport_p): Likewise.
829 (associated_type): Simplify and make language-independent
830 (i386_pe_encode_section_info): Replace override of ambiguous
831 dllimport symbol refs with a gcc_assert.
832 (i386_pe_valid_dllimport_attribute_p): Define.
833 * config/i386/winnt-cxx.c: New file. Define C++ versions of
834 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
835 i386_pe_adjust_class_at_definition.
836 * config/i386/winnt-stubs.c: New file. Define stub versions of
837 lang-specific functions.
838 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
839 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
840 i386_pe_adjust_class_at_definition.
841 (i386_pe_valid_dllimport_attribute_p): Declare.
842 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
843 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
844 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
847 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
848 dllimport attribute with test of DECL_DLLIMPORT_P.
850 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
852 * combine.c (make_extraction): Correct offset computation.
854 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
856 * config/cris/t-linux (LIMITS_H_TEST): Define.
858 2005-10-12 Richard Henderson <rth@redhat.com>
861 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
863 2005-10-12 Richard Guenther <rguenther@suse.de>
865 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
867 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
870 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
871 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
874 2005-10-12 Richard Guenther <rguenther@suse.de>
877 * varasm.c (output_constant): Correct typo from previous
880 2005-10-11 Ian Lance Taylor <ian@airs.com>
882 PR rtl-optimization/13931
883 * combine.c: Revert patch of 2003-05-14, and:
884 (try_combine): Only set elim_i1 and elim_i2 if the destination is
885 completely killed in the appropriate insn.
886 (distribute_notes): Don't skip multiple hard register test for
889 2005-10-11 Richard Henderson <rth@redhat.com>
892 * c-typeck.c (convert_for_assignment): Use build_constructor_single
893 to initialize a transparent union instead of a nop_expr.
895 2005-10-11 Richard Henderson <rth@redhat.com>
897 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
898 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
899 (tree_ssa_dce_loop): Call scev_reset.
902 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
903 * tree-ssa-dce.c: Include cfgloop.h.
904 (tree_ssa_dce_loop, pass_dce_loop): New.
905 * tree-pass.h (pass_dce_loop): Declare it.
906 * passes.c (init_optimization_passes): Use it.
908 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
911 * convert.c (convert_to_real): Revert 2005-10-05 patch.
912 Only apply the optimization for rounding builtins if the inner
913 cast is also an extension.
915 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
918 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
919 mark_new_vars_to_rename instead of update_stmt.
921 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
923 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
925 2005-10-11 Jakub Jelinek <jakub@redhat.com>
927 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
928 for setting MMX register to 0 rather than mmx.
930 2005-10-10 Steve Ellcey <sje@cup.hp.com>
933 * configure.ac: Move gas check from mips specific case to common case.
934 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
935 * configure: Regenerate
936 * doc/install.texi: Update.
938 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
941 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
943 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
945 * gcc.c (do_spec_1): Accept numeric characters in file name
948 2005-10-10 Nick Clifton <nickc@redhat.com>
950 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
951 describing the deleted arm_gen_rotated_half_load function.
953 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
955 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
958 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
960 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
962 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
963 (EXTRA_MULTILIB_PARTS): Define.
964 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
965 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
966 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
967 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
968 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
969 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
971 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
973 PR tree-optimization/24226
974 * tree-cfg.c (remove_bb): Clean up unreachable loops.
975 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
976 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
979 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
981 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
983 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
986 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
987 Rewrite for no need for the early clobber.
989 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
991 Merge from csl-arm-branch:
992 2005-09-07 Paul Brook <paul@codesourcery.com>
993 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
996 2005-04-30 Paul Brook <paul@codesourcery.com>
997 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
998 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1000 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1001 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1002 (arm_override_options): Use TARGET_AAPCS_BASED.
1003 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1004 (PTRDIFF_TYPE): Use int for AAPCS.
1005 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1006 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1007 (DEFAULT_SHORT_ENUMS): Delete.
1008 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1010 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1011 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1012 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1013 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1015 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1016 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1018 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1019 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1021 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1022 * config.gcc (arm*-*-linux-gnueabi): Add it.
1023 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1025 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1026 * config/arm/linux-eabi.h: New file.
1027 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1028 (LINUX_TARET_LINK_SPEC): Likewise.
1029 (LINK_SPEC): Use it.
1030 * config/arm/t-linux-eabi: New file.
1032 2005-10-08 Steven Bosscher <stevenb@suse.de>
1035 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1037 (PARAM_SMS_DFA_HISTORY): Likewise.
1039 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1042 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1043 (load_register_parameters): Call it.
1044 (check_sibcall_argument_overlap_1): Likewise.
1045 (store_one_arg): Likewise.
1047 2005-10-07 James E. Wilson <wilson@specifix.com>
1049 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1050 DImode not VECINT24 for operand 2.
1053 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1057 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1058 fr_spill): Use destination_operand for operand 0.
1060 2005-10-07 DJ Delorie <dj@redhat.com>
1062 * varasm.c (output_constant): Limit error to expanding
1065 2005-10-07 Richard Guenther <rguenther@suse.de>
1068 * fold-const.c (fold_binary): Fix operand types during folding
1069 of X op (A, Y). Evaluation order of the side-effects of
1070 X and A are frontend-defined, so ensure we honour that even for
1071 tcc_comparison class operands; eased by removing duplicate code.
1073 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1075 * stor-layout.c (layout_type): Do not allow alignment of array
1076 elements to be greater than their size.
1078 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1080 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1082 (hppa*-*-linux*): Ditto.
1083 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1084 * config/host-hpux.c: New.
1085 * config/x-hpux: New.
1086 * config/pa/x-hpux: Remove.
1087 * config/pa/x-linux: Remove.
1088 * config/pa/pa-host.c: Remove.
1090 2005-10-07 Jeff Law <law@redhat.com>
1092 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1093 determine whether or not to try and thread outgoing edges.
1095 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1097 * config/rs6000/rs6000.md (eqsi_power): New.
1098 (neg_eq0si): Add TARGET_POWER to final condition.
1101 2005-10-06 Richard Henderson <rth@redhat.com>
1103 * config/rs6000/rs6000.c: Revert last change.
1105 2005-10-06 Richard Henderson <rth@redhat.com>
1107 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1108 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1110 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1114 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1115 out return_label and naked_return_label.
1117 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1119 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1122 2005-10-06 Richard Henderson <rth@redhat.com>
1125 * tree-inline.c (declare_return_variable): Handle modify_dest not
1128 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1130 Fix PR tree-optimization/22488
1131 * tree-ssa-structalias.c (check_for_overlaps): New function.
1132 (create_variable_info_for): Use it.
1134 2005-10-06 Richard Henderson <rth@redhat.com>
1137 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1138 (dwarf2out_start_source_file): Print it.
1140 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1142 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1144 2005-10-06 Richard Henderson <rth@redhat.com>
1147 * mode-switching.c (optimize_mode_switching): Clear transp bit
1148 for block with incomming abnormal edges.
1150 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1151 (fpscr_set_from_mem): Use them.
1152 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1153 (fpscr postinc splitters): Rewrite as peephole2+split.
1155 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1157 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1158 (eq<mode>_compare): Same.
1160 2005-10-06 Richard Guenther <rguenther@suse.de>
1162 PR tree-optimization/24238
1163 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1165 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1167 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1168 here. Use AC_PATH_PROG for environment variables instead of
1170 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1172 * configure: Regenerated.
1174 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1177 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1178 then force it into a register.
1179 (call_value): Likewise.
1181 2005-10-06 Richard Henderson <rth@redhat.com>
1184 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1185 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1186 under pass_vectorize.
1188 2005-10-05 Devang Patel <dpatel@apple.com>
1191 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1192 handling constants. Check NAMESPACE_DECL context for constants.
1194 2005-10-05 Eric Christopher <echristo@apple.com>
1196 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1198 2005-10-05 Richard Henderson <rth@redhat.com>
1201 * tree-cfg.c (mark_array_ref_addressable_1): New.
1202 (mark_array_ref_addressable): New.
1203 * tree-flow.h (mark_array_ref_addressable): Declare.
1204 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1206 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1210 * reload.c (subst_reloads): When adding a REG_LABEL to a
1211 jump instruction, also update JUMP_LABEL.
1213 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1215 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1216 * bb-reorder.c (copy_bb_p): Use it.
1217 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1219 2005-10-05 Richard Henderson <rth@redhat.com>
1222 * toplev.c (process_options): Warn about unsupported combinations
1223 of unwind tables and omit-frame-pointer.
1224 * config/i386/i386.c (override_options): Similarly. Enable
1225 accumulate-outgoing-args if not explicitly disabled.
1227 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1229 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1230 Handle big endian vs. small endian.
1231 (vec_initv2sf): Handle big endian vs. small endian.
1232 (*vec_extractv2sf_1): Ditto.
1234 2005-10-05 Dale Johannesen <dalej@apple.com>
1236 * convert.c (convert_to_real): Don't convert
1237 (float)floor(double d) to floorf((float)d).
1239 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1241 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1243 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1245 PR tree-optimization/18587
1246 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1247 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1248 build_vuses): Change to VEC type.
1249 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1250 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1251 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1252 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1253 (get_name_decl): New. Return DECL_UID of base variable.
1254 (operand_build_cmp): New. qsort comparison routine.
1255 (operand_build_sort_virtual): New. Sort virtual build vector.
1256 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1257 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1258 (FINALIZE_BASE): Use get_name_decl.
1259 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1260 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1261 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1262 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1263 direct VEC_* manipulations.
1264 (build_ssa_operands): Call operand_build_sort_virtual.
1265 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1266 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1267 with direct VEC_* manipulations.
1268 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1269 with direct VEC manipulations.
1271 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1273 PR tree-optimization/21419
1274 PR tree-optimization/24146
1275 PR tree-optimization/24151
1277 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1278 (build_asm_expr): Call it if outputs are read-only.
1279 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1281 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1282 Paolo Bonzini <bonzini@gnu.org>
1286 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1287 enable the instructions and not just the built-ins.
1288 * doc/invoke.texi (x86 Options): Likewise.
1290 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1292 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1294 * doc/invoke.texi (Option Summary): Correct spelling
1295 of -mmacosx-version-min.
1297 2005-10-04 Devang Patel <dpatel@apple.com>
1299 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1302 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1304 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1305 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1307 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1309 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1310 ("TE","tg"): New mode attributes.
1311 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1312 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1313 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1314 dword_mode and one for GPRmode.
1316 2005-10-04 Ian Lance Taylor <ian@airs.com>
1318 PR preprocessor/13726
1319 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1320 any comments passed in.
1322 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1324 * tree.c (annotate_with_file_line): Fix typo.
1326 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1329 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1330 type used to access data in the inlined length == 1 case, use
1331 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1332 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1334 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1336 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1337 TARGET_SSE3 and only for TARGET_80387.
1338 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1339 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1340 Do not depend on TARGET_80387.
1342 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1344 * tree.c (last_annotated_node): Change type to location_t*.
1345 (annotate_with_file_line): Reflect the change of
1346 last_annotated_node type.
1348 2005-10-04 Richard Guenther <rguenther@suse.de>
1351 * c-decl.c (grokdeclarator): Don't write to fields
1354 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1357 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1359 * varasm.c (make_decl_rtl): If a register variable does not
1360 have a set user assmbler name, error out.
1361 Decode the asmspec is now name+1 bypassing '*'.
1363 2005-10-04 Steven Bosscher <stevenb@suse.de>
1365 PR tree-optimization/23049
1366 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1367 of a COND_EXPR is folded before calling fold on the whole rhs of a
1368 conditional assignment.
1369 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1370 document that a COND_EXPR may appear there.
1372 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1375 * tree-vrp.c (extract_range_from_assert): If the new numeric
1376 range created out of the assertion contradicts the existing
1377 numeric range of the ASSERT_EXPR variable, make the new range
1380 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1382 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1383 from T_REGS to FP register class.
1385 2005-10-03 Richard Henderson <rth@redhat.com>
1388 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1389 before creating a new one.
1391 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1393 * config/rs6000/t-aix43 (LDFLAGS): New.
1394 * config/rs6000/t-aix52 (LDFLAGS): New.
1396 2005-10-03 Ian Lance Taylor <ian@airs.com>
1398 * gimplify.c (find_single_pointer_decl_1): New static function.
1399 (find_single_pointer_decl): New static function.
1400 (internal_get_tmp_var): For a formal variable, set restrict base
1401 information if appropriate.
1402 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1404 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1405 (DECL_GET_RESTRICT_BASE): Define.
1406 (SET_DECL_RESTRICT_BASE): Define.
1407 (decl_restrict_base_lookup): Declare.
1408 (decl_restrict_base_insert): Declare.
1409 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1410 * tree.c (restrict_base_for_decl): New static variable.
1411 (init_ttree): Initialize restrict_base_for_decl.
1412 (copy_node_stat): Copy restrict base information.
1413 (decl_restrict_base_lookup): New function.
1414 (decl_restrict_base_insert): New function.
1415 (print_restrict_base_statistics): New static function.
1416 (dump_tree_statistics): Call print_restrict_base_statistics.
1418 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1421 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1422 case of anti-ranges.
1424 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1427 * c-typeck.c (tagged_tu_seen): Rename to ...
1428 (tagged_tu_seen_cache): this and add val field.
1429 (comptypes): Move functional to comptypes_internal
1430 and free tagged_tu_seen.
1431 (comptypes_internal): New function and call comptypes_internal
1432 instead of comptypes. Speed up by sibcalling
1433 tagged_types_tu_compatible_p.
1434 (alloc_tagged_tu_seen): New function
1435 (free_all_tagged_tu_seen_up_to): New function.
1436 (tagged_types_tu_compatible_p): Return the val of the seen two
1438 Add that the two types are the same to tagged_tu_seen_base
1439 if they are and call comptypes_internal instead of comptypes.
1440 <case UNION_TYPE>: Speed up common type where the fields are
1442 (function_types_compatible_p): Call comptypes_internal instead of
1444 (type_lists_compatible_p): Likewise.
1445 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1447 2005-10-02 Matthias Klose <doko@debian.org>
1449 * doc/invoke.texi: Fix typo and speling error.
1451 2005-10-01 Richard Henderson <rth@redhat.com>
1453 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1455 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1457 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1458 using --start-group and --end-group.
1460 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1462 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1463 FIXME note regarding quirky semantics.
1465 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1468 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1469 non-null range as a last resort.
1471 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1472 Diego Novillo <dnovillo@redhat.com>
1475 * tree-vrp.c (extract_range_from_assert): For !=
1476 assertions, only build an anti-range if LIMIT is a
1477 single-valued range.
1479 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1481 * arm.md (movqi): On thumb when optimizing, handle loading from
1482 memory by describing this as taking a subreg of a zero-extended load
1483 into an SImode register.
1486 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1488 * reload1.c (merge_assigned_reloads): Do not change any
1489 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1491 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1493 * Makefile.in (LIPO_FOR_TARGET): Define.
1494 (STRIP_FOR_TARGET): Define.
1496 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1497 before creating new ones. Do symlinks before creating the actual
1500 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1501 to work out which multilibs are actually being built.
1503 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1505 * tree-vect-transform.c, config/ms1/ms1.md,
1506 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1507 Follow spelling conventions.
1508 * doc/invoke.texi, doc/md.texi: Fix typos.
1510 2005-09-30 Andrew Macleod <amacleod@redat.com>
1512 PR tree-optimization/21430
1513 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1514 use operands, and set stmt pointer if need be.
1515 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1516 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1519 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1522 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1524 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1526 * optabs.c (expand_binop): Initialize first_pass_p.
1528 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1531 * c-decl.c (c_write_global_declarations_1): If any
1532 wrapup_global_declaration_2 call returned true, restart the loop.
1534 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1536 Fix PR tree-optimization/24117
1537 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1538 before considering whether to use anyoffset.
1540 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1544 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1546 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1548 (swap_commutative_operands_with_target): New.
1550 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1553 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1556 2005-09-29 Steven Bosscher <stevenb@suse.de>
1558 PR tree-optimization/23911
1559 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1560 and IMAGPART_EXPR too.
1562 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1565 * expmed.c (expand_shift): Move logic to reverse rotation
1566 direction when rotating by constants ...
1567 * optabs.c (expand_binop): ... here.
1568 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1569 (ix86_rotrdi3): New pattern.
1570 (rotldi3): Handle 32-bit mode.
1571 (ix86_rotldi3): New pattern.
1573 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1576 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1577 check for numbers that need no bit twiddle.
1579 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1581 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1582 multilib to be built.
1584 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1585 (stage1-start): Delete old libgcc and libunwind before moving
1586 anything into the stage directory.
1587 (stage2-start): Likewise.
1588 (stage3-start): Likewise.
1589 (stage4-start): Likewise.
1590 (stageprofile-start): Likewise.
1591 (stagefeedback-start): Likewise.
1592 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1593 header in tm_file and CPU-specific t-darwin in tmake_file.
1594 (i[34567]86-*-darwin*): Don't change tm_file.
1595 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1596 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1597 shared library stub for target OS version.
1598 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1599 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1600 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1601 (libgcc_s.%.dylib): New.
1603 (install-darwin-libgcc-stubs): New.
1604 (INSTALL_LIBGCC): New append.
1605 * config/i386/darwin-libgcc.10.4.ver: New.
1606 * config/i386/darwin-libgcc.10.5.ver: New.
1607 * config/i386/t-darwin: New.
1608 * config/rs6000/darwin-libgcc.10.4.ver: New.
1609 * config/rs6000/darwin-libgcc.10.5.ver: New.
1610 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1611 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1613 2005-09-28 Paul Brook <paul@codesourcery.com>
1615 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1618 2005-09-28 Richard Guenther <rguenther@suse.de>
1620 PR tree-optimization/23853
1621 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1622 host_integerp to verify misalignment value.
1624 2005-09-28 Richard Henderson <rth@redhat.com>
1626 * builtins.c (get_builtin_sync_mode): New.
1627 (expand_builtin_sync_operation): Pass in mode argument.
1628 (expand_builtin_compare_and_swap): Likewise.
1629 (expand_builtin_lock_test_and_set): Likewise.
1630 (expand_builtin_lock_release): Likewise.
1631 (expand_builtin): Update to match.
1633 2005-09-28 Nick Clifton <nickc@redhat.com>
1635 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1636 formatting. Add check to PLUS case to ensure that the offset is
1637 within an acceptable range.
1639 * config/v850/v850.md (casesi): Disable the generation of the
1640 switch pattern as it is not being handled properly at the moment.
1642 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1643 for when the high words are identical.
1645 2005-09-27 Richard Henderson <rth@redhat.com>
1647 * pretty-print.c (pp_base_format): Fix typo for %>.
1649 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1650 Devang Patel <dpatel@apple.com>
1652 PR tree-optimization/23625
1653 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1654 LABEL_EXPR, assertion check.
1656 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1658 * optabs.c (no_conflict_move_test): Check if a result of a
1659 to-be-moved insn would be clobbered by an originally
1662 2005-09-27 Jeff Law <law@redhat.com>
1664 * passes.c (init_optimization_passes): Replace copy propagation
1665 passes immediately after DOM with phi-only copy propagation
1666 pases. Add phi-only copy propagation pass after first DOM pass.
1667 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1668 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1669 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1670 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1671 to init_copy_prop. Callers updated.
1672 (do_phi_only_copy_prop): New function.
1673 (pass_phi_only_copy_prop): New pass descriptor.
1675 2005-09-27 Nick Clifton <nickc@redhat.com>
1677 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1679 2005-09-26 Jason Merrill <jason@redhat.com>
1682 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1684 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1686 2005-09-26 James E Wilson <wilson@specifix.com>
1688 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1689 copyright. Add gcc copyright plus libgcc exception.
1690 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1692 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1694 2005-09-26 Jeff Law <law@redhat.com>
1696 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1697 about when to iterate.
1699 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1702 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1703 for __complex__ double in -mcpu=G5 mode.
1705 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1707 PR tree-optimization/23942
1708 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1709 * tree-scalar-evolution.c: Include params.h.
1711 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1712 follow_ssa_edge_in_condition_phi_branch,
1713 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1714 Change return type to t_bool. Use a parameter to limit the size of
1715 trees that are walked before stopping
1716 (analyze_evolution_in_loop): Initialize the limit to 0.
1717 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1718 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1720 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1723 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1724 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1726 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1728 * combine.c (make_extraction): Check for valid use of subreg.
1730 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1733 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1734 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1735 ("fist<mode>2_with_temp"): Use only register operands.
1737 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1739 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1740 CALL_INSN_FUNCTION_USAGE.
1742 2005-09-26 Richard Guenther <rguenther@suse.de>
1745 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1746 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1747 (ldst_entry): Use the hashtable instead of list-walking.
1748 (find_rtx_in_ldst): Likewise.
1749 (free_ldst_entry): Free the hashtable.
1750 (compute_ld_motion_mems): Create the hashtable.
1751 (trim_ld_motion_mems): Remove entry from hashtable if
1752 removing it from list.
1753 (compute_store_table): Likewise^2.
1754 (store_motion): Free hashtable in case we did not see
1757 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1759 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1760 and arg1 if we are passing them to fold_build2.
1762 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1765 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1768 2005-09-25 Richard Henderson <rth@redhat.com>
1770 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1771 SYMBOL_REF_TLS_MODEL to be correct.
1773 2005-09-24 Richard Henderson <rth@redhat.com>
1775 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1776 end of function. Reindent.
1778 2005-09-24 Ian Lance Taylor <ian@airs.com>
1780 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1781 NEGATE_EXPR/BIT_NOT_EXPR case.
1783 2005-09-24 Richard Henderson <rth@redhat.com>
1785 * c-common.c (handle_mode_attribute): When not modifying in place,
1786 create subtypes for enumerations.
1787 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1788 * gimplify.c (create_tmp_from_val): Likewise.
1790 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1792 * config/i386/i386.md (*tls_global_dynamic_64,
1793 *tls_local_dynamic_base_64): Add missing mode to call.
1794 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1796 2005-09-24 Jan Hubicka <jh@suse.cz>
1798 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1799 (cgraph_clone_node): Likewise.
1800 * cgraph.h (cgraph_clone_edge): Update prototype.
1801 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1802 duplicated prototypes; add updating argument.
1803 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1804 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1806 (cgraph_mark_inline_edge): Likewise.
1807 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1808 (cgraph_flatten_node): Likewise.
1809 (cgraph_decide_recursive_inlining): Likewise.
1810 (cgraph_decide_inlining_of_small_function): Likewise.
1811 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1813 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1814 Pete Steinmetz <steinmtz@us.ibm.com>
1816 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1817 (rldic.): Set type to "compare".
1819 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1820 mfjmpr for MFCTR/MFLR.
1821 (movdf_hardfloat64): Same.
1822 (movdf_softfloat64): Same. Correct order of store and move types.
1823 (movti_string): Set type to store_ux/load_ux.
1824 (load_multiple): Set type to load_ux.
1825 (store_multiple): Set type to store_ux.
1826 (movmemsi): Set type to store_ux.
1827 (output_cbranch direct_return): Set type to jmpreg.
1828 (stmw): Set type to store_ux.
1829 (lmw): Set type to load_ux.
1830 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1831 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1832 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1833 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1834 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1835 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1836 (rios1-fpstore): Increase latency to 3.
1837 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1838 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1840 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1841 Andrew Pinski <pinskia@physics.uc.edu>
1843 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1844 operand2 constraint to "b".
1845 (sync_<fetchop_name>di_internal): Same.
1846 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1848 (sync_old_<fetchop_name>di_internal): Same.
1849 (sync_new_<fetchop_name>si_internal): Same.
1850 (sync_new_<fetchop_name>di_internal): Same.
1852 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1855 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1856 case, define as macros.
1858 PR rtl-optimization/23837
1859 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1860 clobber / clobber match between dest and p->first.
1862 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1863 (no_conflict_move_test): Update comments.
1865 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1867 * doc/install.texi: Update URL for Jacks.
1868 * doc/sourcebuild.texi: Likewise.
1870 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1873 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1874 registers when choosing register preferences.
1875 (movdf_hardfloat64): Same.
1877 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1879 * expmed.c (expand_shift): Don't use the target of the rotate as
1880 target for the first expanded shift insn.
1881 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1883 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1885 PR tree-optimization/22438
1886 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1887 preserved iv rhs rewriting specially.
1889 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1891 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1892 estimate_only is true.
1893 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1894 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1895 tree-ssa-structalias.c
1896 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1897 ref_contains_indirect_ref.
1898 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1900 2005-09-21 DJ Delorie <dj@redhat.com>
1902 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1904 (mn10300_return_in_memory): Support variable size types also.
1905 (mn10300_pass_by_reference): Likewise.
1906 (mn10300_function_value): New.
1907 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1908 (FUNCTION_OUTGOING_VALUE): Likewise.
1909 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1910 * doc/invoke.texi: Document it.
1912 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1915 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1916 force integer op1 into register for XFmode compares.
1918 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1921 * expmed.c (alg_code): Add alg_impossible.
1922 (alg_hash_entry): Add cost.
1923 (synth_mult): Record alg_impossible in the hash table if
1924 multiplication by a given integer is impossble within the
1925 limit. Speed up using alg_impossible.
1927 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1929 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1930 argument. Allow and set any offset if needs_anyoffset is passed
1932 (get_constraint_for): Add argument here too.
1934 (do_structure_copy): Pass NULL to get_constraint_for.
1935 (handle_ptr_arith): Ditto.
1936 (find_func_aliases): Ditto.
1938 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1940 PR rtl-optimization/23898
1941 * output.h (get_attr_min_length): Declare.
1942 * final.c (get_attr_length_1): New function, broken out of:
1944 (get_attr_min_length): New function.
1945 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1946 (duplicate_computed_gotos): Likewise.
1947 * genattr.c (insn_min_length): Generate declaration.
1948 * genattrtab.c (min_fn, min_attr_value): New functions.
1949 (make_length_attrs): Generate insn_min_length.
1951 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1953 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1955 2005-09-20 Richard Henderson <rth@redhat.com>
1957 PR tree-optimization/24059
1958 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1961 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1963 * c.opt (fextended-identifiers): New.
1964 * c-opts.c (c_common_handle_option): Handle
1965 -fextended-identifiers.
1966 * doc/cpp.texi: Update documentation of extended identifiers.
1967 * doc/cppopts.texi (-fextended-identifiers): Document.
1969 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1971 PR tree-optimization/23929
1972 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1975 PR tree-optimization/23818
1976 * tree-stdarg.c (execute_optimize_stdarg): Call
1977 calculate_dominance_info.
1979 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1981 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1982 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1983 (compute_overlap_steps_for_affine_1_2): Use
1984 get_number_of_iters_for_loop.
1985 (analyze_subscript_affine_affine): Check whether difference is
1987 Use get_number_of_iters_for_loop.
1988 Check whether overlap occurs outside of bounds.
1989 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1991 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1993 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1994 base register if possible.
1996 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1998 PR tree-optimization/18463
1999 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2000 converting it directly is not possible.
2001 (chrec_convert_aggressive): New function.
2002 * tree-chrec.h (chrec_convert_aggressive): Declare.
2003 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2004 Fold chrec conversions aggressively if asked to.
2005 (instantiate_parameters): Modified because of changes in
2006 instantiate_parameters_1.
2008 2005-09-19 Richard Henderson <rth@redhat.com>
2010 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2011 (reduc_splus_v2df): New.
2013 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2015 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2016 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2018 2005-09-19 Richard Henderson <rth@redhat.com>
2020 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2023 2005-09-19 Richard Henderson <rth@redhat.com>
2025 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2026 (ia64_expand_dot_prod_v8qi): New.
2027 * config/ia64/ia64-protos.h: Update.
2028 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2029 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2030 sdot_prodv8qi, sdot_prodv4hi): New.
2031 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2033 2005-09-19 Richard Henderson <rth@redhat.com>
2036 * real.c (exact_real_truncate): Return false if the format cannot
2037 represent the number as a normal.
2039 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2040 for a memory source.
2042 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2044 * tree-ssa-operands.c (swap_tree_operands): Export.
2045 * tree.h (swap_tree_operands): Declare.
2046 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2047 Call swap_tree_operands.
2049 2005-09-19 Richard Henderson <rth@redhat.com>
2051 * tree-flow.h (merge_alias_info): Declare.
2052 * tree-ssa-copy.c (merge_alias_info): Export.
2053 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2054 (vect_create_data_ref_ptr): Use create_iv directly.
2055 (vectorizable_load): Use correct types for integer constants.
2056 (vect_generate_tmps_on_preheader): Likewise.
2057 (vect_gen_niters_for_prolog_loop): Likewise.
2059 2005-09-19 Steven Bosscher <stevenb@suse.de>
2061 PR rtl-optimization/23943
2062 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2064 2005-09-18 Jan Hubicka <jh@suse.cz>
2066 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2068 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2070 * varasm.c (output_constant): Do not abort on conversions to union
2071 types between different sizes.
2073 2005-09-18 Richard Guenther <rguenther@suse.de>
2076 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2079 2005-09-18 Paul Brook <paul@codesourcery.com>
2081 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2083 2005-09-17 Richard Henderson <rth@redhat.com>
2085 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2086 * tree-ssa-loop.c (pass_vect_dce): Remove.
2087 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2090 2005-09-17 Richard Henderson <rth@redhat.com>
2092 * tree-pass.h (pass_vect_dce): Declare.
2093 * passes.c (init_optimization_passes): Add it.
2094 * tree-flow.h (tree_ssa_dce): Declare.
2095 * tree-ssa-dce.c (tree_ssa_dce): Export.
2096 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2097 (gate_tree_vectorize): ... here.
2098 (pass_vect_dce): New.
2100 2005-09-17 Jan Hubicka <jh@suse.cz>
2102 * except.c (struct eh_status): Turn region_array into vec.
2103 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2104 convert_from_eh_region_ranges, find_exception_handler_labels,
2105 current_function_has_exception_handlers, assign_filter_values,
2106 build_post_landing_pads, dw2_build_landing_pads,
2107 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2108 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2109 foreach_reachable_handler, can_throw_internal_1,
2110 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2112 (duplicate_eh_region_1): Update region_array.
2113 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2115 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2118 * expmed.c (expand_mult): Substitute simple register for op0 when
2121 2005-09-17 Richard Henderson <rth@redhat.com>
2123 * expr.c (emit_move_via_integer): Add force argument, pass it on
2124 to emit_move_change_mode. Update callers.
2125 (emit_move_complex): Pass true to new force argument.
2126 * function.c (expand_function_end): Move expand_eh_return call
2127 earlier. Merge sub-word complex values into a pseudo before
2128 copying to the return hard register.
2130 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2132 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2133 between different sizes.
2135 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2139 * passes.c (init_optimization_passes): Register dump files for
2142 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2144 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2145 * config/s390/s390.c (s390_overlap_p): New function.
2146 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2147 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2150 2005-09-16 Richard Guenther <rguenther@suse.de>
2152 * ipa-pure-const.c (static_execute): Free auxiliar information.
2153 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2154 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2156 2005-09-15 DJ Delorie <dj@redhat.com>
2158 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2160 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2162 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2164 (swap_commutative_operands_with_target): New.
2166 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2168 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2171 (estimate_iters_using_array): New function.
2172 * tree-data-ref.h (estimate_iters_using_array): Prototype
2173 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2174 Use estimate_iters_using_array instead of analyze_array.
2176 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2178 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2181 2005-09-15 Michael Matz <matz@suse.de>
2183 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2185 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2187 PR tree-optimization/23835
2188 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2189 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2191 2005-09-14 Richard Henderson <rth@redhat.com>
2193 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2194 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2196 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2198 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2199 in the ARRAY_TYPE case.
2201 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2203 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2205 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2208 * tree-vect-transform.c (vectorizable_operation): Return false for
2209 scalar shift operations and for vector shift operations with
2210 non-invariant shift arguments. Use scalar tree operand op1 as
2211 a shift operand when vector shift insn pattern uses scalar shift
2213 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2215 2005-09-14 Olivier Hainque <hainque@adacore.com>
2217 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2218 value if it has side-effects.
2220 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2223 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2225 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2227 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2228 passed as NAME as if it were label at start of function code.
2230 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2232 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2235 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2237 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2238 as early clobber. Rewrite so the PIC register is not implicitly used.
2240 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2242 * tree.c (annotate_with_file_line): Compare line numbers before
2245 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2248 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2249 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2251 2005-09-13 Ian Lance Taylor <ian@airs.com>
2253 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2254 than a HOST_WIDEST_INT to gen_doloop_begin.
2256 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2258 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2260 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2262 PR tree-optimize/23817
2263 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2265 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2268 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2269 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2270 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2271 (restore_stack_nonlocal): Likewise.
2272 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2274 2005-09-12 Ian Lance Taylor <ian@airs.com>
2277 * c.opt (ffriend-injection): New C++ option.
2278 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2279 (C++ Dialect Options): Document -ffriend-injection.
2281 2005-09-12 Josh Conner <jconner@apple.com>
2284 * ipa-reference.c (static_execute): Don't mark variables in
2285 named sections TREE_READONLY.
2287 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2289 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2292 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2294 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2295 V_MUST_DEF instead of just the first_use_p.
2296 Don't mark the virtual variables for renaming on the statement which
2298 (pass_dse): Remove TODO_update_ssa.
2300 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2303 * stor-layout.c (compute_record_mode): For records with a single
2304 field, actually check the field's mode size against the type size.
2306 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2307 registers for TARGET_SHMEDIA.
2308 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2309 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2310 of GENERAL_REGS and FP_REGS.
2312 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2314 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2316 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2318 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2319 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2320 are omitted. Exclude stack_tie insn too.
2322 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2324 PR rtl-optimization/23098
2325 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2327 * config/rs6000/rs6000.md (movdf splitter): Use
2328 const_double_operand predicate for TARGET_POWERPC64.
2329 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2330 SYMBOL_REF method to ABI_V4.
2332 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2333 replace_equiv_address.
2334 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2335 rs6000_sr_alias_set and MEM_NOTRAP.
2336 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2338 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2340 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2341 handle CALL_EXPR again.
2343 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2345 * arm/predicates.md (alignable_memory_operand): Delete.
2347 2005-09-10 Richard Henderson <rth@redhat.com>
2350 * dbxout.c (dbxout_expand_expr): New.
2351 (dbxout_symbol): Use it.
2353 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2355 * arm.c (arm_gen_rotated_half_load): Delete.
2356 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2357 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2358 (thumb_set_return_address): Likewise.
2359 (thumb_load_double_from_address): Use adjust_address.
2360 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2361 (extendhsisi2_mem, movhi_bytes): Use change_address.
2362 (movhi): Use widen_memory_access.
2363 (reload_out_df): Use replace_equiv_address.
2364 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2366 2005-09-09 Richard Henderson <rth@redhat.com>
2369 * dbxout.c: Include expr.h.
2370 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2371 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2372 * Makefile.in (dbxout.o): Add EXPR_H.
2374 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2376 PR tree-optimization/23509
2377 * tree-cfg.c (replace_uses_by): Use replace_exp.
2378 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2379 pointers have name_mem_tag or type_mem_tag set.
2381 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2383 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2384 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2385 of wrongly accessing operands.
2387 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2389 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2390 * tree-chrec.c: Include tree-scalar-evolution.h.
2391 (chrec_convert): Instantiate the base and step before calling
2392 scev_probably_wraps_p that would fail on parametric evolutions.
2393 Collect all the fails into a single section failed_to_convert,
2394 print a diagnostic, and return chrec_dont_know instead of calling
2396 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2397 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2399 (scev_const_prop): Don't replace the definition of a loop closed ssa
2400 phi node by itself, or by another loop closed ssa phi node.
2401 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2402 that base and step are defined.
2404 2005-09-09 Richard Guenther <rguenther@suse.de>
2407 * fold-const.c (fold_ternary): Check truth_value_p before
2408 calling invert_truthvalue.
2410 2005-09-09 Nick Clifton <nickc@redhat.com>
2412 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2413 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2414 dimension of these arrays.
2415 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2417 * longlong.h: Only provide a prototype for the __clz_tab[] array
2418 if this header has not been included from libgcc2.h.
2419 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2421 Provide prototypes for exported functions.
2422 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2425 2005-09-08 Josh Conner <jconner@apple.com>
2429 * expr.c (expand_expr_addr_expr_1): Don't invoke
2430 expand_simple_binop for EXPAND_INITIALIZER.
2432 2005-09-08 Richard Henderson <rth@redhat.com>
2435 * toplev.c (wrapup_global_declaration_1): Split out ...
2436 (wrapup_global_declaration_2): ... from ...
2437 (wrapup_global_declarations): ... here. Return bool.
2438 (check_global_declaration_1): Split out ...
2439 (check_global_declarations): from here.
2440 (emit_debug_global_declarations): New.
2441 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2442 check_global_declaration_1, emit_debug_global_declarations): Declare.
2443 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2444 of decls. Call wrapup_global_declaration_1,
2445 wrapup_global_declaration_2, check_global_declaration_1 directly.
2446 (c_write_global_declarations_2): New.
2448 (c_write_global_declarations): Call c_write_global_declarations_2.
2449 * langhooks.c (write_global_declarations): Call
2450 emit_debug_global_declarations.
2452 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2453 remove decls that have DECL_RTL_SET_P.
2454 * passes.c (rest_of_decl_compilation): Invoke
2455 cgraph_varpool_finalize_decl for all but functions.
2457 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2459 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2460 the result of a conversion if the new min and max cannot be compared.
2462 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2464 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2465 (override_options): Setting s390_sr_alias_set removed.
2466 (save_fpr, save_gprs): Set alias set to vararg or frame.
2467 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2468 s390_sr_alias_set with get_frame_alias_set ().
2469 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2470 get_varargs_alias_set ().
2472 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2476 * c-parser.c (c_parser_objc_method_definition): If the next
2477 token is not "{", error out and don't start the function.
2479 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2481 * tree-vrp.c (extract_range_from_expr): Move the check for non
2482 nullness after the check for gimple invariant.
2484 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2486 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2488 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2491 * config/m32r.md (movmemsi_internal): Canonicalize order of
2492 operands in PLUS component of template.
2494 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2496 * reload1.c (fixup_eh_region_note): Remove assertion.
2497 (fixup_abnormal_edges): Reverted removal of call to
2498 find_many_sub_basic_blocks made on 2005-08-31.
2500 2005-09-07 Richard Henderson <rth@redhat.com>
2502 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2503 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2504 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2505 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2506 rearrange for better packing.
2507 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2508 (lookup_cfa_1): Remove inline marker.
2509 (cfa_equal_p): Split out of ...
2510 (def_cfa_1): ... here. Use INVALID_REGNUM.
2511 (build_cfa_loc): Handle !cfa->indirect.
2512 (frame_pointer_cfa_offset): New.
2513 (dbx_reg_number): Assert register elimination performed; do
2514 leaf register remapping.
2515 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2516 (eliminate_reg_to_offset): New.
2517 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2518 for verifiably local stack frame addresses; re-base to CFA.
2519 (mem_loc_descriptor): Remove can_use_fbreg argument.
2520 (concat_loc_descriptor, loc_descriptor): Likewise.
2521 (containing_function_has_frame_base): Remove.
2522 (rtl_for_decl_location): Don't do register elimination or
2523 leaf register remapping here.
2524 (secname_for_decl): Split out from ..
2525 (add_location_or_const_value_attribute): ... here.
2526 (convert_cfa_to_loc_list): New.
2527 (compute_frame_pointer_to_cfa_displacement): New.
2528 (gen_subprogram_die): Use them.
2529 * tree.h (frame_base_decl): Remove.
2530 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2531 (prologue_stack_adjust): Remove.
2532 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2533 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2534 (set_frame_base_location): Remove.
2535 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2536 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2537 (vt_add_function_parameters): Don't eliminate_regs.
2538 (vt_initialize): Don't create frame_base_decl.
2540 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2542 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2543 version of GNU binutils for 4.x and later.
2545 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2547 * ggc-page.c (ggc_push_context): Remove.
2548 (ggc_pop_context): Likewise.
2549 * ggc.h (ggc_push_context): Remove.
2550 (ggc_pop_context): Likewise.
2552 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2555 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2556 returning from an interrupt handler.
2558 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2561 * config/arc/arc.c (output_shift): Add check for loop count when
2564 2005-09-06 Steven Bosscher <stevenb@suse.de>
2566 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2568 (abs_replacement): Likewise.
2569 (pass_phiopt): Remove TODO_update_ssa.
2571 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2574 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2575 if "return with no value, in function returning non-void" warning
2577 * tree-cfg.c (execute_warn_function_return): Don't look at
2578 RETURN_EXPRs with TREE_NO_WARNING set.
2581 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2582 for internal functions doesn't use registers used by global registers
2583 variables. Use fewer register parameters if there are global register
2586 2005-09-06 Olivier Hainque <hainque@adacore.com>
2587 Eric Botcazou <ebotcazou@adacore.com>
2590 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2591 when we would be extracting outside its bit span (bitpos+bitsize
2592 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2593 Ada unchecked conversions.
2595 2005-09-06 Steven Bosscher <stevenb@suse.de>
2597 * tree-ssa-pre.c (try_look_through_load): New function.
2598 (compute_avail): Use it to try to look through loads for some
2599 more useful expressions.
2601 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2603 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2604 condition for detecting cases like (a&a) and (a^a).
2606 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2608 * common.opt: Add option ftree-vect-loop-version.
2609 * params.def: Add --param vect-max-version-checks.
2610 * doc/invoke.texi: Document ftree-vect-loop-version and
2611 --param vect-max-version-checks.
2612 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2613 may_misalign_stmts and defines for accessors.
2614 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2615 LOOP_VINFO_MAY_MISALIGN_STMTS.
2616 (destroy_loop_vec_info): VEC_free for
2617 LOOP_VINFO_MAY_MISALIGN_STMTS.
2618 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2619 Update documentation.
2620 (vect_update_misalignment_for_peel): New.
2621 (vect_enhance_data_refs_alignment): Update to choose loop
2622 peeling or loop versioning if appropriate for the (potentially)
2623 unaligned data references in the loop.
2624 (vect_analyze_data_refs_alignment): Remove call to
2625 vect_enhance_data_refs_alignment so the checks can be done
2627 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2628 and move up call to vect_analyze_data_refs_alignment.
2629 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2630 (vect_transform_loop): Add call to loop_version.
2632 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2634 PR rtl-optimization/23098
2635 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2636 * simplify-rtx.c (constant_pool_reference_p): New function.
2637 * rtl.h (constant_pool_reference_p): New prototype.
2638 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2639 constant_pool_reference_p in condition and
2640 avoid_constant_pool_reference in preparation statements.
2642 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2644 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2645 STRICT_LOW_PART SETs.
2647 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2650 * except.c (sjlj_emit_function_enter): Find the function begin
2651 note even when it's not in first basic block.
2653 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2655 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2656 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2657 * aclocal.m4: Regenerate.
2659 2005-09-05 DJ Delorie <dj@redhat.com>
2661 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2664 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2666 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2667 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2668 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2669 Follow spelling conventions.
2670 * doc/invoke.texi: Follow spelling conventions.
2672 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2674 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2675 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2676 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2678 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2681 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2682 (output_stack_adjust): Use gen_tmp_stack_mem.
2683 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2684 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2685 (sh_get_pr_initial_val): Likewise.
2686 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2687 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2688 * sh.md (divsi_inv_m0): Use gen_const_mem.
2689 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2690 (movdf_i4+1): Use gen_tmp_stack_mem.
2691 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2692 (fpu_switch+2): Likewise.
2693 (movv4sf_i, movv16sf_i): Use adjust_address.
2694 (symGOT_load): Set MEM_NOTRAP_P bit.
2696 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2699 * pa.c (emit_move_sequence): Fix typo in last change.
2701 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2703 PR rtl-optimization/23454
2704 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2707 2005-09-03 Richard Henderson <rth@redhat.com>
2708 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2711 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2714 2005-09-02 Nicolas Pitre <nico@cam.org>
2716 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2717 to bit_count to 32 bits.
2719 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2722 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2723 generating synthetic loads from volatile lvalues.
2725 005-09-02 Nick Clifton <nickc@redhat.com>
2727 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2728 __ctzhi2, __clzhi2): New functions.
2730 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2733 * tree-nested.c (struct var_map_elt): Mark with GTY.
2734 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2736 (lookup_field_for_decl): Allocate new element in GC memory.
2737 (lookup_tramp_for_decl): Likewise.
2738 (convert_nl_goto_reference): Likewise
2739 (create_nesting_tree): Allocate info in GC memory. Likewise for
2741 (free_nesting_tree): Free with ggc_free instead of free.
2742 (root): New static variable.
2743 (lower_nested_functions): Remove root as local variable. And zero out
2744 root at the end of the function.
2746 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2748 PR rtl-optimization/20365
2749 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2750 to short. New member ix.
2751 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2752 (simplify_plus_minus): Initialize ix members before calling qsort.
2754 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2756 PR tree-optimization/23626
2757 * tree-cfg.c (replace_uses_by): Clean up eh info.
2759 2005-09-01 DJ Delorie <dj@redhat.com>
2761 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2764 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2766 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2767 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2770 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2772 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2773 do not issue warning for a variable definition following
2776 2005-09-01 Richard Henderson <rth@redhat.com>
2779 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2780 conversion to CONST_VECTOR.
2782 2005-09-01 Richard Henderson <rth@redhat.com>
2785 * reload1.c (reload_as_needed): Check !CALL_P before calling
2786 fixup_eh_region_note.
2787 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2789 2005-09-01 DJ Delorie <dj@redhat.com>
2791 * varasm.c (output_constant): Let the target resolve
2792 conversions of addresses to non-default pointer sizes.
2794 2005-09-01 Nicolas Pitre <nico@cam.org>
2796 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2797 to alow matching ARM pre-indexed addressing mode.
2798 (arm_override_options): Remove now irrelevant comment.
2800 2005-09-01 Phil Edwards <phil@codesourcery.com>
2802 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2803 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2804 * config/i386/vxworks.h: Likewise.
2805 * config/i386/t-vxworksae: New file, for VxWorks AE.
2806 * config/i386/vxworksae.h: Likewise.
2808 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2810 PR tree-optimization/23410
2811 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2812 sequence is not wrapping during the first step.
2814 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2817 * dwarf2out.c (base_type_die): Compare char_type_node with
2818 TYPE_MAIN_VARIANT (type), not type.
2820 2005-09-01 Richard Guenther <rguenther@suse.de>
2822 PR tree-optimization/15366
2823 * common.opt: Add -finline-functions-called-once.
2824 Put -fearly-inlining in alphabetically ordered place.
2825 * doc/invoke.texi: Document new option.
2826 * ipa-inline.c (cgraph_decide_inlining): Honour
2827 flag_inline_functions_called_once.
2829 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2831 PR rtl-optimization/23478
2832 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2833 (alloc_qty): Initialize it.
2834 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2835 (combine_regs): Combine also n_throwing_calls_crossed fields.
2836 (find_free_reg): Don't attempt to caller-save pseudos crossing
2837 calls that might throw.
2838 * global.c (struct allocno): Add throwing_calls_crossed field.
2839 (global_alloc): Revert 2005-08-22 change. Initialize
2840 throwing_calls_crossed.
2841 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2844 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2847 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2848 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2849 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2850 (and64_2_operand): Tweak to use predicate.
2851 (and_operand): Adjust for mask_operand changes.
2852 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2853 (print_operand): Likewise.
2854 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2855 (mask64_1or2_operand): Delete.
2856 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2857 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2858 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2859 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2860 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2861 (rotldi3_internal4): Likewise.
2862 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2863 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2864 (ashldi3_internal7): Likewise.
2865 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2866 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2867 (anddi3 split): Don't match mask64_operand.
2868 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2869 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2870 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2871 't' splitter predicate.
2872 (movdi_internal64 + 2): Revert 2005-06-11 change.
2874 2005-08-31 DJ Delorie <dj@redhat.com>
2876 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2877 (m32c_asm_integer): Add support for 32 bit pointers.
2879 2005-08-31 Richard Henderson <rth@redhat.com>
2881 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2882 component-like references for setting MEM_NOTRAP_P.
2884 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2885 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2887 2005-08-31 Richard Henderson <rth@redhat.com>
2889 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2890 into a pseudo before applying gen_lowpart.
2892 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2894 * doc/install.texi (Specific): Update cctools version required
2895 for full functionality.
2896 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2897 linkers as -macosx_version_min.
2899 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2902 * sh.c (print_operand, %R and %S): Add handling of floating point
2903 registers, memory, constants and invalid operands.
2905 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2907 * ipa-pure-const.c: Change dump name.
2909 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2912 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2913 to "reg_or_0_operand".
2914 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2916 2005-08-31 Dale Johannesen <dalej@apple.com>
2918 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2919 loops that count down.
2921 2005-08-31 Richard Henderson <rth@redhat.com>
2924 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2925 (fixup_eh_region_note): New.
2926 (reload_as_needed): Call it.
2927 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2928 don't call find_many_sub_basic_blocks; call verify_flow_info.
2929 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2930 (keep_stack_depressed): Likewise.
2931 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2933 2005-08-31 Richard Henderson <rth@redhat.com>
2935 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2938 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2940 * expr.c (expand_expr_real_1): Compare size of address
2941 mode to target's address mode size in deciding expansion of
2942 the constant address.
2944 2005-08-31 Richard Guenther <rguenther@suse.de>
2947 * expr.c (all_zeros_p): New function.
2948 (expand_expr_real_1): Handle the case of an all-zero
2949 non-addressable constructor separately.
2951 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2953 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2954 arguments, adjust all callers.
2955 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2957 2005-08-30 Richard Henderson <rth@redhat.com>
2960 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2961 whenever the mode sizes match.
2963 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2965 * calls.c (load_register_parameters): Fix comment typo.
2966 * expr.c (emit_push_insn): Comment formatting.
2968 2005-08-30 Ian Lance Taylor <ian@airs.com>
2970 * config/i386/x-cygwin (host-cygwin): Change dependency from
2971 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2973 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2975 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2978 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2981 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2982 call to ggc_collect.
2984 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2987 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2988 beginning. Remove $(INCLUDES) from all the rules, if following
2989 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2991 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2994 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2995 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2996 not constant, but maxlen is, don't set len to maxlen, rather
2997 set maxlen to len if len is a constant.
2999 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3001 PR tree-optimization/23475
3002 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3005 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3007 Fix PR middle-end/22455
3009 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3010 Checksum only the parts of the tree that exist for the tree code.
3012 2005-08-28 Dale Johannesen <dalej@apple.com>
3014 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3016 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3018 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3020 2005-08-28 Richard Henderson <rth@redhat.com>
3022 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3023 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3026 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3029 * builtins.c (get_memory_rtx): Don't strip nops
3030 in between COMPONENT_REFs.
3032 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3035 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3037 (gimplify_modify_expr): Check for zero sized types and gimplify the
3038 rhs and lhs as statements.
3040 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3043 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3044 state for return address column of signal frames.
3046 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3049 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3050 bytes >= 2 not bytes == 2.
3051 (expand_block_move): Same.
3053 2005-08-27 Richard Guenther <rguenther@suse.de>
3056 * config/i386/sse.md (sse2_movsd): Add missing closing
3059 2005-08-27 Paul Brook <paul@codesourcery.com>
3061 * genrecog.c (enum decision_type): Add DT_num_insns.
3062 (struct decision_test): Add u.num_insns.
3063 (add_to_sequence): Add DT_num_insns test.
3064 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3065 (write_cond, debug_decision_2): Ditto.
3066 (change_state): Assume peep2_next_insn never fails.
3067 Remove "afterward" argument.
3068 (write afterward, write_tree): Update to match.
3069 * recog.c (peep2_current_count): New variable.
3070 (peep2_next_insn): Check it.
3071 (peephole2_optimize): Set peep2_current_count.
3072 * recog.h (peep2_current_count): Declare.
3074 2005-08-26 Josh Conner <jconner@apple.com>
3077 * ipa-pure-const.c (check_tree): Check for volatile-ness
3078 when considering a dereference.
3080 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3082 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3084 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3086 PR rtl-optimization/23561
3087 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3088 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3089 at most LEN bytes long memory fits into the field.
3090 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3091 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3092 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3094 2005-08-26 Richard Henderson <rth@redhat.com>
3097 * loop.c (biased_biv_may_wrap_p): New.
3098 (maybe_eliminate_biv_1): Use it to suppress non-equality
3099 comparison transformations. Delete disabled code.
3101 2005-08-26 Ian Lance Taylor <ian@airs.com>
3103 * combine.c (make_extraction): Avoid reference outside object.
3105 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3107 * stor-layout.c (finalize_type_size): Restore behaviour for
3108 non-aggregate types to the status quo ante of the patch for
3109 pr 23467. Document why it matters.
3111 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3114 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3115 array by one element, initialize the BT_LAST element with NULL.
3117 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3119 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3120 optimizing for size.
3122 (compare_plus_eqsi): Same.
3123 (plus_eqsi_compare): Same.
3124 (neg_eq0<mode>): Same.
3125 (neg_eq<mode>): Same.
3127 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3130 2005-08-26 Nick Clifton <nickc@redhat.com>
3132 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3133 TARGET_EP is not defined.
3134 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3135 TARGET_EP is enabled.
3136 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3137 * config/v850/v850.md (save_all_interrupt): Only use the EP
3138 register if TARGET_EP is defined.
3139 (restore_all_interrupt): Likewise.
3140 * config/v850/lib1funcs.asm: Update functions so that the EP
3141 register is only used if __EP__ is defined.
3143 2005-08-26 David Ung <davidu@mips.com>
3145 * config/mips/mips.c (mips_expand_prologue): Handle case when
3146 generating for MIPS16 and the outgoing argument area is more than
3147 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3150 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3152 * config/crx/crx.md: Make doloop_end pattern usage controllable
3153 via mloop-nesting=<max-nesting> command line switch. Make sure
3154 the combiner cannot use doloop_end_<mode> in an illegal way.
3155 * config/crx/crx.c: Use regs up to r6 for argument passing.
3156 Refine crx_address_cost (non cst4 displacements are expensive).
3157 * config/crx/crx.opt: Add switch for mloop-nesting=.
3159 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3161 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3162 (UNSPEC_MVST): New constant.
3164 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3166 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3167 Reject operands containing eliminable registers.
3168 * testsuite/gcc.dg/20050825-1.c: New testcase.
3170 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3171 Jan Hubicka <jh@suse.cz>
3173 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3175 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3177 PR tree-optimization/23546
3178 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3181 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3183 * params.def (PARAM_MIN_SPEC_PROB): New.
3184 * sched-rgn.c (MIN_PROBABILITY): Delete.
3185 (compute_trg_info): Convert to PARAM_VALUE.
3186 * doc/invoke.texi (param): Document min-spec-prob.
3188 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3190 * config/darwin.h: define __PIC__
3191 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3192 TARGET_OS_CPP_BUILTINS macro.
3194 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3196 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3199 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3201 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3203 * cfghooks.c (duplicate_block): Added position where to place
3204 new block as argument.
3205 * cfghooks.h (duplicate_block): Declaration changed.
3206 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3208 * cfglayout.h (copy_bbs): Declaration changed.
3209 * cfgloop.h (loop_version): Declaration changed.
3210 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3211 position to copy_bbs.
3212 (loop_version): Pass position to duplicate_loop_to_header_edge.
3213 Add place_after argument and position new blocks according to
3215 * modulo-sched.c (sms_schedule): Pass place_after argument
3217 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3218 * tree-cfg.c (split_edge_bb_loc): New function.
3219 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3220 to determine position of new blocks.
3221 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3223 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3224 argument to duplicate_block.
3225 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3226 Pass position to copy_bbs.
3228 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3230 * fold-const.c (ptr_difference_const): Use
3231 cst_and_fits_in_hwi instead of host_integerp.
3233 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3235 * config/darwin.c (gen_pic_offset): New.
3236 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3239 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3241 PR tree-optimization/23486
3242 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3244 2005-08-23 Phil Edwards <phil@codesourcery.com>
3246 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3247 remove use_collect2.
3248 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3250 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3251 configuration files to override the default value.
3253 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3254 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3255 * config/vx-common.h: New file, split out from...
3256 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3257 * config/vxworksae.h: New file, for VxWorks AE.
3258 * config/vxworks.opt: New file.
3259 * config/vxlib.c: Update for VxWorks 6.
3261 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3262 other MULTILIB_* variables appropriately.
3263 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3264 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3265 * config/rs6000/vxworks.h: Update for VxWorks 6.
3266 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3268 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3271 * config/darwin.c (machopic_select_section): Remove the hack to
3272 mark "::operator new" and "::operator delete" for coalescing
3273 even though they are not weak.
3275 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3277 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3278 * configure: Regenerate.
3280 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3283 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3285 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3286 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3289 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3291 * config/rs6000/predicates.md (equality_operator): New.
3292 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3293 comparison with a large constant.
3295 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3297 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3299 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3301 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3302 registers is even, and we have a hardware double precision fp,
3304 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3305 size of current argument when checking if argument was passed in
3308 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3311 * stor-layout.c (finalize_type_size): Dont override
3312 existing alignment with a smaller alignment from the mode.
3314 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3316 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3317 * lambda.h (lambda_vector_lexico_pos): ... here.
3318 * tree-data-ref.c (build_classic_dist_vector): Return false when
3319 the distance vector is lexicographically negative.
3321 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3323 PR tree-optimization/23511
3324 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3325 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3327 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3329 PR tree-optimization/22043
3330 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3331 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3332 If ALLOW_FLEXARR, handle types ending with flexible array member.
3333 Pass false as second argument to recursive count_type_elements calls.
3334 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3335 argument to count_type_elements call.
3336 * tree-sra.c (decide_block_copy): Likewise.
3337 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3338 for a constant-sized object, set cleared as well. Pass true as
3339 second argument to count_type_elements call.
3341 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3344 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3345 from legitimate_small_data_p, and make global. Update use.
3346 Remove forward declaration.
3347 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3349 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3351 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3353 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3354 of scratch intermediates.
3355 (eq<mode>_compare): Same.
3356 (neg_eq0<mode>): New.
3357 (neg_eq<mode>): Convert to define_insn_and_split.
3359 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3362 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3363 stdarg functions, set/clear the fp marker even when no variable
3365 * config/rs6000/sysv4.opt (mprototype): Describe.
3367 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3369 PR rtl-optimization/23478
3370 * regs.h (reg_info): Add throw_calls_crossed.
3371 (REG_N_THROWING_CALLS_CROSSED): Define.
3372 * flow.c (allocate_reg_life_data): Initialize
3373 REG_N_THROWING_CALLS_CROSSED.
3374 (propagate_one_insn, attempt_auto_inc): Update
3375 REG_N_THROWING_CALLS_CROSSED.
3376 * global.c (global_alloc): Don't allocate pseudos across
3377 calls that may throw.
3379 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3382 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3383 value is inbetween the range if we did not find an exact match.
3385 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3387 * doc/invoke.texi (Option Summary): Add ms1 options.
3388 * doc/extend.texi: Document interrupt handler attribute for ms1.
3389 * doc/md.texi: Document ms1 constraints.
3390 * config.gcc: Add ms1-*-elf.
3391 * config/ms1/ms1.h: New.
3392 * config/ms1/ms1.c: New.
3393 * config/ms1/ms1.md: New.
3394 * config/ms1/ms1-protos.h: New.
3395 * config/ms1/ABI.txt: New.
3396 * config/ms1/crti.asm: New.
3397 * config/ms1/crtn.asm: New.
3398 * config/ms1/lib2extra-funcs.c: New.
3399 * config/ms1/t-ms1: New.
3400 * config/ms1/ms1.opt: New.
3402 2005-08-22 Ira Rosen <irar@il.ibm.com>
3404 * config/rs6000/altivec.md (xorv4sf3): New.
3405 (negv4sf2, neg<mode>2): Likewise.
3407 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3410 * config/ia64/ia64.md (divsi3): Check divide by zero.
3411 (udivsi3): Likewise.
3413 (udivdi3): Likewise.
3415 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3417 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3418 up to elem_bitsize bits, not max_bitsize.
3420 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3422 PR tree-optimization/23433
3423 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3424 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3426 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3428 PR tree-optimization/23434
3429 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3430 the iteration bound is not an INTEGER_CST.
3432 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3434 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3435 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3436 NULL if need_epilog_adjust is false.
3437 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3438 Case 3 always peels first itration, not just for PLUS case, and no need
3439 to use scalar_initial_def here. Create an epilog adjustment only if
3440 scalar_initial_def is not NULL.
3442 (vectorizable_reduction): Remove assert.
3444 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3447 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3448 (__moddi3): Likewise.
3449 (__udivdi3): Likewise.
3450 (__umoddi3): Likewise.
3451 (__divsi3): Likewise.
3452 (__modsi3): Likewise.
3453 (__udivsi3): Likewise.
3454 (__umodsi3): Likewise.
3456 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3458 * tree-pass.h (TDF_GRAPH): Define.
3459 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3460 * passes.c (finish_optimization_passes): Only call
3461 finish_graph_dump_file if TDF_GRAPH is set.
3462 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3463 NULL. Set TDF_GRAPH bit.
3464 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3466 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3468 * arm.h (arm_stack_offsets): Add locals_base field.
3469 * arm.c (arm_get_frame_offsets): Compute it.
3470 (thumb_compute_initial_elimination offset): Make the Thumb frame
3471 pointer point to the base of the local variables.
3472 (thumb_expand_prologue): Update accordingly.
3473 (thumb_expand_epilogue): Likewise.
3475 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3476 mode of clobbered scratch to DImode. Handle a case that's known to
3479 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3481 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3482 (gt0<mode>_compare): Delete.
3483 (neg_gt0<mode>): Delete.
3485 2005-08-19 Eric Christopher <echristo@apple.com>
3487 * optabs.h: Change CTI_ to COI_.
3490 2005-08-19 James E Wilson <wilson@specifix.com>
3492 * builtins.c (expand_builtin_return_addr): Set
3493 current_function_accesses_prior_frames when count != 0. Use
3494 frame_pointer_rtx when count == 0.
3495 * function.h (struct function): Add accesses_prior_frames field.
3496 (current_function_accesses_prior_frames): Define.
3497 * reload1.c (init_elim_table): Check
3498 current_function_accesses_prior_frames.
3499 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3501 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3503 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3504 indicator. Return true if the flowgraph changed during
3507 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3510 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3511 conditional expression before testing its value.
3513 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3515 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3517 2005-08-19 Devang Patel <dpatel@apple.com>
3519 PR tree-optimization/23048
3520 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3521 third parameter. Check whether latch is dominated by exit
3523 (if_convertible_loop_p): Supply exit block itself to
3524 if_convertible_bb_p.
3526 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3529 * arm.md (arm_load_pic_register): Change argument to the mask of
3530 saved registers. Call thumb_find_work_register if we need a
3531 scratch register on Thumb.
3532 (arm_expand_prologue): Pass empty register set to
3533 arm_load_pic_register.
3534 (thumb_expand_prologue): Pass live_regs_mask directly to
3535 arm_load_pic_register.
3536 * arm-protos.h (arm_load_pic_register): Update prototype.
3538 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3540 * sh.c (find_sole_member): New function.
3541 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3542 if the record's alignment is larger than the size of its only member.
3544 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3547 * arm.c (thumb_legitimize_reload_address): New function.
3548 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3549 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3551 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3553 * config/crx/crx.c: Implement crx_decompose_address. Reject
3554 symbolic displacements since CRX register relative adressing
3555 mode can't handle unsigned 32-bit values as displacements.
3556 * config/crx/crx.h: Simplify definitions, remove redundant
3557 parenthesis and obsolete macros.
3558 * config/crx/crx.opt: Add new switch for debugging addresses.
3559 * config/crx/crx-protos.h: Add new declarations for above.
3561 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3564 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3567 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3569 * collect2.c (dup2): Delete.
3570 * configure.ac: Don't check for dup2.
3572 * config.in, configure: Regenerate.
3574 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3576 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3577 record with the type of its only member.
3579 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3581 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3582 define_insn_and_split.
3583 (plus_ltu<mode>_compare): Same.
3584 (gtu<mode>_compare): Same.
3585 (plus_gtu<mode>_compare): Same.
3587 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3589 PR tree-optimization/22228
3590 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3592 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3593 are recorded in vect_vnames_to_rename for renaming.
3594 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3595 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3596 in vect_vnames_to_rename.
3597 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3598 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3600 2005-08-18 Jan Hubicka <jh@suse.cz>
3603 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3604 info only for local statics, not for member variables.
3606 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3608 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3610 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3612 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3614 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3617 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3619 2005-08-17 James E Wilson <wilson@specifix.com>
3621 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3624 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3626 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3627 (leu<mode>_compare): Same.
3628 (plus_leu<mode>): Same.
3629 (neg_leu<mode>): Same.
3630 (and_neg_leu<mode): Same.
3631 (ltu<mode>_compare): Same.
3632 (plus_ltu<mode>): Same.
3634 (geu<mode>_compare): Same.
3635 (plus_geu<mode>): Same.
3636 (neg_geu<mode>): Same.
3637 (and_neg_geu<mode>): Same.
3638 (plus_gt<mode>): Same.
3639 (gtu<mode>_compare): Same.
3640 (plus_gtu<mode>): Same.
3642 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3644 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3645 Move call_table_data to end. Delete spurious .text.
3646 (callt_save_all_interrupt): Fix comment typo.
3648 2005-08-17 James E Wilson <wilson@specifix.com>
3649 Kevin Winchester <winchester@amirix.com>
3652 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3654 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3657 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3658 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3660 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3662 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3663 record with the type of its only member if the modes don't match.
3665 * varasm.c (decode_reg_name): Skip empty additional register names.
3667 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3669 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3670 lsm_tmp_name_length): New.
3671 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3672 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3674 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3675 Andreas Krebbel <krebbel1@de.ibm.com>
3677 * config.gcc: Added z9-109 switch.
3678 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3679 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3680 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3681 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3682 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3683 for "z9_109" cpu attribute.
3684 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3685 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3686 (s390_handle_arch_option): Added z9-109 switch.
3687 (override_options): Set respective cost function for z9-109.
3688 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3689 (legitimate_reload_constant_p): Accept extended immediates.
3690 (print_operand): Three new output modifiers added: k, m and o.
3691 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3692 (s390_output_mi_thunk): Use extended immediate when possible.
3693 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3694 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3695 (CONSTRAINT_LEN): Added length of O constraint.
3696 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3697 * config/s390/s390.md ("cpu"): New value z9_109 added.
3698 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3699 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3700 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3701 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3702 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3703 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3704 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3705 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3706 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3707 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3708 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3709 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3710 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3711 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3712 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3714 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3715 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3716 insns for TARGET_EXTIMM.
3718 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3720 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3722 2005-08-17 Nick Clifton <nickc@redhat.com>
3724 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3725 Call default_encode_section_info.
3727 2005-08-17 Steven Bosscher <stevenb@suse.de>
3729 PR tree-optimization/21574
3730 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3731 constant, return CONSTANT.
3732 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3733 (ccp_fold, visit_assignment): Likewise.
3734 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3736 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3738 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3739 fold_buildN instead of buildN then fold_initializer or fold.
3740 (build_unary_op): Likewise.
3741 (build_binary_op): Likewise.
3742 * fold-const.c (fold_initializer): Remove.
3743 (fold_build1_initializer): New function.
3744 (fold_build2_initializer): New function.
3745 (fold_build3_initializer): New function.
3746 * tree.h (fold_initializer): Remove.
3747 (fold_build1_initializer): New function.
3748 (fold_build2_initializer): New function.
3749 (fold_build3_initializer): New function.
3751 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3753 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3754 (try_move_mult_to_index): Call fold_build2 instead of build2.
3755 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3756 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3757 fold_binary_to_constant.
3758 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3760 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3761 check if A == gcd (A, B). Remove TYPE argument.
3762 (analyze_offset) Use fold_build2 instead of fold (build.
3763 (create_data_ref): Likewise.
3764 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3765 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3768 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3770 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3771 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3773 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3776 * gimplify.c (zero_sized_type): New function.
3777 (gimplify_modify_expr_rhs): If we have a zero sized type,
3778 replace the statement with an empty statement.
3780 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3782 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3785 2005-08-16 Ian Lance Taylor <ian@airs.com>
3787 * doc/tm.texi (Label Output): Correct typo.
3789 2005-08-16 Steven Bosscher <stevenb@suse.de>
3792 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3793 force_operand will work later on using have_insn_for.
3795 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3797 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3799 2005-08-16 Ian Lance Taylor <ian@airs.com>
3802 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3803 vector type, don't try to construct it element by element. Add an
3804 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3806 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3808 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3810 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3812 * doc/invoke.texi (Precompiled Headers): Document some more options
3813 which are known to be safe.
3815 2005-08-16 James E Wilson <wilson@specifix.com>
3817 PR tree-optimization/21105
3818 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3819 TREE_OVERFLOW check.
3821 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3823 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3824 (neg_ltu<mode>): Same.
3826 (neg_gtu<mode>): Same.
3828 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3830 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3831 (fold_builtin_isdigit): Use fold_buildN.
3832 (build_function_call_expr): Likewise.
3833 * c-typeck.c (c_finish_loop): Likewise.
3835 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3836 Richard Shann <rshann@superh.com>
3838 PR middle-end/20396:
3839 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3841 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3843 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3845 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3848 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3849 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3852 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3855 * fold-const.c (build_range_check): Disable optimization for function
3856 pointer expressions on targets that require function pointer
3859 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3861 * simplify-rtx.c (simplify_const_relational_operation): When
3862 extracting arguments of a COMPARE, recompute the mode as well.
3864 2005-08-15 Ian Lance Taylor <ian@airs.com>
3866 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3868 2005-08-15 DJ Delorie <dj@redhat.com>
3870 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3872 (movsi_splittable): Allow, but split, moves to the stack.
3873 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3876 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3878 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3879 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3880 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3882 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3883 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3884 Delete HOST_PTR_PRINTF.
3886 * configure, config.in: Regenerate.
3888 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3890 * config/rs6000/rs6000.md (QHSI): New mode macro.
3891 (wd): Extend mode attr for QImode and HImode
3892 (dbits): New mode attr.
3893 (zero_extend<mode>di2): Convert to mode macro.
3895 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3898 * doc/invoke.texi (-mgnu-ld): Update description.
3901 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3904 * Makefile.in (tree-chrec.o): Depends on real.h.
3905 * tree-chrec.c: Include real.h.
3906 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3907 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3908 * tree-scalar-evolution.c (add_to_evolution_1,
3909 interpret_rhs_modify_expr): Ditto.
3911 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3914 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3915 step is negative compute the estimation from init downwards to zero.
3917 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3919 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3921 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3923 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3925 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3926 Accept double-word constants that can be split.
3927 * config/s390/s390.md ("movti"): Use 'P' constraint.
3928 ("*movdi_31", "*movdf_31"): Likewise.
3930 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3932 Fix PR tree-optimization/22615
3934 * tree-ssa-structalias.c (solution_set_add): Handle
3935 first_vi_for_offset returning NULL.
3936 (do_da_constraint): Ditto.
3937 (do_sd_constraint): Ditto.
3938 (do_ds_constraint): Ditto
3939 (find_func_aliases): Ditto.
3940 (build_constraint_graph): RHS is allowed be ANYTHING.
3941 (first_vi_for_offset): Return NULL if we couldn't find anything at
3944 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3946 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3947 over memory as first operand.
3949 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3952 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3953 available for setting it.
3955 2005-08-14 Ira Rosen <irar@il.ibm.com>
3957 PR tree-optimization/23320
3958 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3959 data-refs' types instead of base object nullness. Add check for
3960 pointer type data-refs before first location comparison. Remove
3963 2005-08-14 Andreas Schwab <schwab@suse.de>
3965 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3967 2005-08-13 James E Wilson <wilson@specifix.com>
3969 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3970 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3971 -fstack-protector-all, --param ssp-buffer-size): Document.
3972 (-Wvariadic-macros): Alphabetize.
3973 (-fsched-stalled-insns-dep): Add missing 'f'.
3975 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3978 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3980 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3981 or indirect address operand.
3982 (EXTRA_ADDRESS_CONSTRAINT): New.
3983 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3985 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3987 PR tree-optimization/22236
3988 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3989 successors and predecessors.
3990 * tree-chrec.c (chrec_convert): Before converting, check that
3991 sequences don't wrap.
3992 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3993 (analyze_array): Extern.
3994 (find_data_references_in_loop): Remove call to
3995 compute_estimated_nb_iterations.
3996 * tree-data-ref.h (analyze_array): Declared.
3997 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3998 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3999 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4000 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4002 * tree-ssa-loop-ivcanon.c: Fix documentation.
4003 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4004 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4005 (infer_loop_bounds_from_undefined): New.
4006 (estimate_numbers_of_iterations_loop): Use
4007 infer_loop_bounds_from_undefined.
4008 (used_in_pointer_arithmetic_p): New.
4009 (scev_probably_wraps_p): Pass an extra parameter. Call
4010 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4011 (convert_step): Fix documentation.
4012 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4013 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4014 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4015 scev_probably_wraps_p.
4017 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4019 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4020 (s390_register_info): Ignore clobbered_regs information for fixed
4021 registers, and only fixed registers.
4022 (s390_init_frame_layout): Remove redundant call.
4024 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4026 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4027 description of -Wold-style-casts.
4029 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4030 Jakub Jelinek <jakub@redhat.com>
4032 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4033 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4034 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4035 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4036 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4037 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4038 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4039 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4040 ("stack_protect_set", "stack_protect_test"): New expanders.
4041 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4042 "stack_protect_testdi"): New insn definitions.
4044 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4046 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4048 2005-08-12 Paul Brook <paul@codesourcery.com>
4050 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4052 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4054 * config/s390/predicates.md (setmem_operand): New predicate.
4055 (shift_count_operand): Accept ANDs with special constants as
4057 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4058 with special constants.
4059 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4060 shift_count_operand with setmem_operand.
4062 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4064 * config/s390/s390.c (s390_extract_part, s390_single_part):
4066 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4067 (s390_output_mi_thunk): Don't use lg on 31 bit.
4068 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4069 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4071 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4073 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4074 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4075 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4076 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4077 with one of the new macros.
4079 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4081 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4082 Don't set save_return_addr_p.
4083 (s390_register_info): Make clobbered_regs not depending on
4086 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4088 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4089 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4091 2005-08-11 James E. Wilson <wilson@specifix.com>
4093 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4095 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4097 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4098 locations gathered by var-tracking in single entry loc_list
4099 over loc_descriptor_from_tree.
4101 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4102 pass it down to loc_descriptor.
4103 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4104 (containing_function_has_frame_base): Move earlier in the file.
4105 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4106 instead of always assuming fbreg can't be used.
4108 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4110 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4111 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4112 Accept address wrapped in AND for Altivec.
4113 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4114 Strip AND wrapping offset address for Altivec.
4116 2005-08-11 Richard Henderson <rth@redhat.com>
4119 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4120 before using TYPE_IS_SIZETYPE.
4122 2005-08-11 Richard Henderson <rth@redhat.com>
4125 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4126 insn types not present on ev4.
4127 (alphaev5_insn_pipe): Similarly.
4129 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4132 * arm.c (arm_override_options): If the user has selected callee-super-
4133 interworking, then enable normal interworking.
4135 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4137 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4140 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4142 * doc/rtl.texi: Fix two typos.
4144 2005-08-11 Richard Guenther <rguenther@suse.de>
4147 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4148 cases where we call to/from functions returning void.
4150 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4153 * tree.c (build_pointer_type_for_mode): Robustify.
4155 2005-08-10 James E Wilson <wilson@specifix.com>
4157 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4158 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4160 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4163 2005-08-10 Eric Christopher <echristo@apple.com>
4165 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4166 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4169 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4172 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4173 for the high part when generating dynamic-no-pic code.
4175 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4177 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4178 (x86_64-*-linux*): Likewise.
4180 * config/i386/crtfastmath.c: New file.
4181 * config/i386/t-crtfm: Likewise.
4183 * config/i386/linux.h (ENDFILE_SPEC): New.
4184 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4186 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4189 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4191 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4192 (vec_shl, vec_shr): Document new operations.
4193 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4195 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4197 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4198 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4199 change predicate to indexed_or_indirect_address.
4201 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4203 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4204 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4205 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4206 and __aeabi_uwrite8.
4207 * config/arm/unaligned-funcs.c: New file.
4208 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4210 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4212 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4214 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4215 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4217 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4218 * final.c (pass_shorten_branches): Add dump.
4219 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4220 (pass_life): Rename dump.
4221 (rest_of_handle_flow2): Remove initial verify_flow_info.
4222 * function.c (pass_instantiate_virtual_regs): Add dump.
4223 * integrate.c (pass_initial_value_sets): Add dump.
4224 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4225 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4226 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4227 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4228 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4229 gate_rtl_unrool_and_peel_loops): New.
4230 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4231 rtl_doloop): Do not look at flags.
4232 * mode-switching.c (pass_mode_switching): Add dump.
4233 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4234 pass_split_before_regstack): Add dump.
4235 * regmove.c (pass_stack_adjustments): Add dump.
4236 * tree-optimize.c (pass_fixup_cfg): Add dump.
4238 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4241 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4242 deciding which instruction sequence to use.
4244 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4246 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4247 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4249 2005-08-09 Richard Guenther <rguenther@suse.de>
4251 * c-common.c (builtin_function_2): Remove.
4252 (def_builtin_1): New function.
4253 (c_common_nodes_and_builtins): Use def_builtin_1 to
4254 build builtin functions.
4256 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4258 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4259 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4260 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4263 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4265 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4266 fold_binary instead of fold_build2 since we don't care about the
4268 (loop_niter_by_eval): Likewise.
4269 (compare_trees): Likewise.
4270 (proved_non_wrapping_p): Likewise.
4272 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4276 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4277 if the if is really empty.
4279 2005-08-09 Steven Bosscher <stevenb@suse.de>
4281 PR tree-optimization/23234
4282 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4283 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4284 argument of the new enum.
4285 (execute_cse_reciprocals): Add reciprocals for function arguments
4286 on the unique successor edge of the entry block. Update other calls
4287 to execute_cse_reciprocals_1.
4289 2005-08-08 Richard Henderson <rth@redhat.com>
4292 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4294 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4296 * expr.c (write_complex_part): Return after handling MEM.
4298 2005-08-08 Josh Conner <jconner@apple.com>
4300 PR rtl-optimization/23241
4301 * combine.c (simplify_comparison): Fix error in determining
4302 whether to lift a subreg from comparison.
4304 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4307 * config/rs6000/altivec.md (vec_init<mode>): New.
4308 (vec_set<mode>): New.
4309 (vec_extract<mode>): New.
4310 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4311 (rs6000_expand_vector_set): New.
4312 (rs6000_expand_vector_extract): New.
4313 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4314 for Altivec modes before reload.
4315 (altivec_expand_vec_init_builtin): New.
4316 (get_element_number): New.
4317 (altivec_expand_vec_set_builtin): New.
4318 (altivec_expand_vec_ext_builtin): New.
4319 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4321 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4323 * config/rs6000/rs6000.h (rs6000_builtins): Add
4324 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4325 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4326 * config/rs6000/rs6000-protos.h: Declare new functions.
4328 2005-08-08 Jan Hubicka <jh@suse.cz>
4330 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4331 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4332 * i386.md (movdi*): Use pic_32bit_operand.
4333 * predicates.md (pic_32bit_operand): New.
4335 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4338 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4340 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4342 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4343 (test_for_singularity): Use fold_build2.
4345 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4347 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4349 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4351 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4352 (COMMON_ASM_OP) Define.
4353 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4354 (ix86_encode_section_info): Likewise.
4355 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4356 SUBTARGET_ENCODE_SECTION_INFO.
4358 2005-08-06 Richard Henderson <rth@redhat.com>
4361 * tree-nested.c (convert_local_reference): Save and restore val_only
4362 around component_ref and friends. Clear walk_subtrees by default.
4364 2005-08-06 Peter O'Gorman <peter@pogma.com>
4367 * gcc.c (process_command): Check the argument to -b has a dash.
4368 * doc/invoke.texi: Update -b and -V docs.
4370 2005-08-06 James E Wilson <wilson@specifix.com>
4372 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4374 2005-08-06 Michael Matz <matz@suse.de>
4376 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4377 member only if only one insn is associated with the value.
4379 2005-08-06 Nick Clifton <nickc@redhat.com>
4381 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4383 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4384 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4385 Check symbol flags instead of symbol name mangling.
4386 (xstormy16_asm_output_aligned_common): Likewise. Also
4387 simplify code since the bss100_section cass is the only case
4388 where the below100 code will be triggered.
4389 (xstormy16_encode_section_info): Encode below100 attribute
4390 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4392 (xstormy16_strip_name_encoding): Delete - this function is no
4394 (TARGET_STRIP_NAME_ENCODING): Undefine.
4395 * config/stormy16/stormy16-protos.h: Delete prototype for
4396 xstormy16_strip_name_encoding.
4398 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4400 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4401 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4402 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4403 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4404 config/alpha/predicates.md, config/arc/arc.h,
4405 config/arm/arm.h, config/arm/ieee754-df.S,
4406 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4407 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4408 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4409 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4410 config/m68hc11/m68hc11.h, config/mips/mips.c,
4411 config/mips/mips.h, config/mips/openbsd.h,
4412 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4413 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4414 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4415 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4416 config/sparc/linux.h, config/sparc/linux64.h,
4417 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4418 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4419 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4420 typos. Follow spelling conventions.
4422 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4425 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4426 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4427 specially. Check for side effects only for COND_EXPR.
4428 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4429 return with TREE_NO_WARNING.
4431 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4433 PR rtl-optimization/23233
4434 * loop.c (combine_movables): Require the modes to be the same.
4435 (move_movables): Remove handling of cases where the replacement
4436 had a different mode to the original.
4438 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4440 PR tree-optimization/23128
4441 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4442 subtraction wrap, and set TREE_OVERFLOW if they do.
4444 2005-08-05 Richard Henderson <rth@redhat.com>
4447 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4448 FORCED_LABEL labels.
4450 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4453 * reload.c (find_reloads_subreg_address): Pass down TYPE
4454 unchanged. Change all callers except find_reloads_toplev.
4456 2005-08-05 Michael Matz <matz@suse.de>
4458 * genattrtab.c (current_alternative_string): Remove.
4459 (SIMPLIFY_ALTERNATIVE): Ditto.
4460 (attr_alt_bit_p): Ditto.
4461 (alternative_name): Make const char *.
4462 (evaluate_eq_attr): Remove use of above things.
4463 (simplify_test_exp): Ditto.
4464 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4465 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4467 2005-08-04 James E Wilson <wilson@specifix.com>
4469 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4470 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4471 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4472 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4473 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4475 2005-08-04 Richard Henderson <rth@redhat.com>
4478 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4479 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4480 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4481 if we'd have to instantiate too many members.
4483 2005-08-04 Richard Henderson <rth@redhat.com>
4486 * tree-outof-ssa.c (coalesce_asm_operands): New.
4487 (coalesce_ssa_name): Use it. Split out ...
4488 (coalesce_phi_operands, coalesce_result_decls): ... these.
4490 2005-08-04 Paul Brook <paul@codesourcery.com>
4492 * read-rtl.c (read_quoted_string): Break if EOF.
4494 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4496 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4497 (fold_build2): Likewise.
4498 (fold_build3): Likewise.
4499 (fold_build1_stat): New function prototype.
4500 (fold_build2_stat): Likewise.
4501 (fold_build3_stat): Likewise.
4502 * fold-const.c (fold_build1): Rename to ..
4503 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4504 through to build1_stat.
4505 (fold_build2): Rename to ..
4506 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4507 through to build2_stat.
4508 (fold_build3): Rename to ..
4509 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4510 through to build3_stat.
4512 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4513 Ian Lance Taylor <ian@airs.com>
4515 * function.c (assign_stack_local_1): Do not correct stack slot
4516 address if allocation size is smaller than mode size.
4518 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4521 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4522 (tree_merge_blocks): Propagate anything allowed by
4524 Clarify documentation.
4525 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4526 SSA form, schedule an update if necessary.
4528 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4530 * doc/install.texi (Binaries): Remove broken link to
4531 Sinix/Reliant Unix binaries.
4533 2005-08-03 Richard Henderson <rth@redhat.com>
4536 * function.c (stack_protect_epilogue): Export.
4537 * tree.h (stack_protect_epilogue): Declare.
4538 * calls.c (expand_call): Call it.
4540 2005-08-03 Eric Christopher <echristo@apple.com>
4542 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4543 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4546 2005-08-04 Jan Hubicka <jh@suse.cz>
4548 * profile.c (branch_prob): Split edges with goto locus on them
4549 to get proper line counts.
4550 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4552 2005-08-03 Paul Brook <paul@codesourcery.com>
4554 * function.c (assign_parms): Round current_function_args_size
4555 to PARM_BOUNDARY, not STACK_BOUNDARY.
4557 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4559 * config/i386/i386.c (x86_elf_aligned_common)
4560 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4562 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4564 PR tree-optimization/23157
4565 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4566 before emitting them.
4568 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4570 PR tree-optimization/19899
4571 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4572 * tree-scalar-evolution.c: Include real.h.
4573 (add_to_evolution): Build constant -1 of correct type.
4575 2005-08-03 Jan Hubicka <jh@suse.cz>
4577 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4578 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4579 profile updating for complette unrolling.
4580 * loop-unroll.c (peel_loop_completely): Use it.
4581 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4582 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4585 2005-08-03 Paul Brook <paul@codesourcery.com>
4587 * combine.c (can_change_dest_mode): New function.
4588 (try_combine, simplify_set): Use it.
4590 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4592 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4595 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4597 * doc/install.texi (Specific): Adjust link to openavr.org.
4598 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4599 (Binaries): Adjust HP-UX Porting Center link.
4600 (Binaries): Adjust Free Software Foundation ordering link.
4602 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4604 * convert.c (convert_to_integer): Use fold_build1 instead of
4605 build1 when converting an integer to an integer.
4607 2005-08-02 Richard Henderson <rth@redhat.com>
4609 * combine.c (combine_instructions): Don't use reg_equal/equiv
4610 results if the mode doesn't match.
4612 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4614 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4615 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4617 2005-08-02 Richard Henderson <rth@redhat.com>
4620 * explow.c (memory_address): Remove special-case for
4621 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4623 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4626 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4627 number of calls to cleanup_tree_cfg_1.
4629 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4631 * doc/invoke.texi: document file extensions .F90 and .F95
4633 2005-08-02 Richard Guenther <rguenther@suse.de>
4635 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4636 positive if its first argument is positive.
4638 2005-08-02 Richard Guenther <rguenther@suse.de>
4640 PR tree-optimization/23177
4641 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4644 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4646 PR tree-optimization/23129
4647 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4648 varying for divisions with anti-ranges.
4650 2005-08-02 Jan Hubicka <jh@suse.cz>
4652 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4653 * tree-ssa-threadupdate.c (thread_block): Add it here.
4655 2005-08-01 James E Wilson <wilson@specifix.com>
4657 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4658 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4659 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4661 * config/mips/predicates.md (const_call_insn_operand): Add check for
4662 SYMBOL_REF_LONG_CALL_P.
4663 * doc/extend.texi (long_call): Document the new attribute.
4665 2005-08-01 Ian Lance Taylor <ian@airs.com>
4666 Richard Henderson <rth@redhat.com>
4668 * Makefile.in (RTL_BASE_H): Add real.h.
4669 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4671 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4673 * rtl.c (rtl_check_failed_code_mode): New.
4674 * rtl.h (struct rtx_def): Add u.rv.
4675 (XCMWINT, XCNMPRV): New.
4676 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4677 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4679 2005-08-01 Richard Henderson <rth@redhat.com>
4681 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4682 with auto-inc codes.
4684 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4686 2005-08-01 Jan Hubicka <jh@suse.cz>
4688 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4689 * i386.c: Include dwarf2.h
4690 (asm_preferred_eh_data_format): New.
4691 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4693 2005-08-01 Ian Lance Taylor <ian@airs.com>
4695 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4696 randomize_va_space for virtual address randomization control.
4698 2005-08-01 Steven Bosscher <stevenb@suse.de>
4700 * common.opt (flag_ipa_cp): Put in right place to maintain
4703 2005-08-01 Jan Hubicka <jh@suse.cz>
4705 * profile.c (compute_value_histograms): Fix thinko.
4706 * value-prof.c: Include toplev.h
4707 (check_counter): New function.
4708 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4709 tree_mod_subtract_transform): Add sanity check.
4711 2005-08-01 Richard Guenther <rguenther@suse.de>
4713 PR tree-optimization/23133
4714 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4715 current functions parameter decls to find defs to cse
4718 2005-08-01 Richard Guenther <rguenther@suse.de>
4720 PR tree-optimization/23109
4721 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4722 If trapping math is in effect, use post-dominator information
4723 to check if we'd in any case reach a trapping point before
4724 doing the reciprocal insertion.
4725 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4726 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4727 expressions are invariant only if trapping math is not in effect.
4729 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4731 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4732 cgraph_function_versioning): New declarations.
4733 * cgraphunit.c: Add include to ipa-prop.h.
4734 (update_call_expr, cgraph_copy_node_for_versioning,
4735 cgraph_function_versioning): New functions.
4736 * integrate.c (copy_decl_for_inlining): Remove.
4737 * ipa-prop.h (ipa_replace_map): New struct.
4738 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4739 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4740 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4741 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4742 ipcp_iterate_stage, ipcp_method_scale_print,
4743 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4744 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4745 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4746 ipcp_update_bb_counts, ipcp_update_profiling,
4747 ipcp_update_edges_counts): New functions.
4748 (ipcp_method_cval_init): Remove restriction regarding local methods.
4749 (ipcp_init_stage): Add ipcp_method_compute_scale.
4750 (ipcp_insert_stage): Add versioning.
4751 (ipcp_structures_print): Add ipcp_method_scale_print.
4752 (ipcp_driver): Dump profiling info.
4753 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4754 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4755 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4756 (struct inline_data): Add versioning_p, ipa_info, new fields.
4757 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4758 declare_return_variable): Replace calls to copy_decl_for_inlining with
4760 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4762 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4763 Add argument VERSIONING.
4764 (copy_arguments_for_versioning, copy_static_chain,
4765 function_versionable_p, tree_versionable_function_p,
4766 tree_function_versioning, replace_ref_tree): New functions.
4767 * tree-inline.h: Include varray.h.
4768 (tree_versionable_function_p, tree_function_versioning,
4769 tree copy_decl_for_dup): New declarations.
4771 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4773 * ipa-cp.c: New file. Contains IPCP specific functionality.
4774 * ipa-prop.h: New file. Contains structures/definitions that can be
4775 used by several interprocedural data flow optimizations (and also IPCP).
4776 * ipa-prop.c: New file.
4777 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4778 * common.opt: Add ipa-cp flag.
4779 * timevar.def: Add IPCP optimization.
4780 * tree-optimize.c (init_tree_optimization_passes): Schedule
4782 * tree-pass.h (pass_ipa_cp): Declare.
4784 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4786 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4787 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4788 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4789 config/i386/i386.c, config/mips/mips.h,
4790 config/rs6000/rs6000.h, config/sh/sh.c,
4791 config/stormy16/stormy16.c: Fix comment typos.
4793 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4796 * c-typeck.c (build_binary_op): Use common_type wrapper on
4798 (common_type): Update comment.
4800 2005-07-31 Steven Bosscher <stevenb@suse.de>
4803 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4804 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4805 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4807 2005-07-31 Jan Hubicka <jh@suse.cz>
4809 * pretty-print.h (pp_widest_integer): New macro.
4810 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4813 2005-07-31 Jan Hubicka <jh@suse.cz>
4815 * output.h (enum section_category): Export from varasm.c
4816 (categorize_decl_for_section): Likewise.
4817 * varasm.c (enum section_category): Kill.
4818 (categorize_decl_for_section): Make global.
4819 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4821 * i386.c (ix86_section_threshold): New static variable.
4822 (ix86_in_large_data_p, ix86_encode_section_info,
4823 x86_64_elf_unique_section,
4824 x86_64_elf_select_section): New functions.
4825 (TARGET_ENCODE_SECTION_INFO): Define
4826 (override_options): Enable medium model for PIC.
4827 (ix86_expand_prologue): Expand gen_set_got_rex64.
4828 (legitimate_constant_p): Handle new UNSPECs.
4829 (legitimate_pic_address_disp_p): Likewise.
4830 (legitimize_pic_address): Lower MEDIUM model addressing.
4831 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4832 (enum cmodel): Add MEDIUM_PIC.
4833 (SYMBOL_REF_FAR_ADDR_P): New macro.
4834 (SYMBOL_FLAG_FAR_ADDR): New flag.
4835 * i386.md (movdi): Support medium model.
4836 (set_got_rex64): New pattern.
4837 * i386.opt (mlarge-data-threshold): New flag.
4838 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4839 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4840 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4841 TARGET_ASM_UNIQUE_SECTION): New.
4843 * invoke.texi (-mlarge_data_threshold): Document
4845 2005-07-31 Jan Hubicka <jh@suse.cz>
4847 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4848 (coalesce_vars): Likewise.
4849 * tree-ssa-live.c (coalesce_cost): New.
4850 (build_tree_conflict_graph): Use coalesce_cost.
4851 * tree-ssa-live.h (coalesce_cost): Declare.
4853 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4855 * arm.md (all peepholes for post-increment operations): Delete.
4856 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4857 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4858 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4859 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4860 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4862 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4864 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4867 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4870 * doc/invoke.texi: Document -rdynamic.
4872 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4875 * c-parser.c (c_parser_parms_list_declarator): Call
4876 mark_forward_parm_decls.
4877 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4878 decls with visibility structure.
4880 2005-07-30 Paul Brook <paul@codesourcery.com>
4882 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4884 2005-07-30 Paul Brook <paul@codesourcery.com>
4886 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4888 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4890 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4892 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4895 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4896 nested function declarators.
4897 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4898 (grokparms): Call warn_if_shadowing for parameters used within the
4900 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4901 not used within the parameter list.
4902 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4904 2005-07-30 Jan Hubicka <jh@suse.cz>
4906 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4907 * i386.c (ix86_fixup_binary_operands): Likewise.
4908 (ix86_expand_unary_operator): Likewise.
4909 (ix86_expand_fp_absneg_operator): Likewise.
4910 * optabs.c (expand_vec_cond_expr): Validate dest.
4912 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4915 * real.c (real_from_string): Also set last bit if there is a
4916 nonzero hex digit beyond GCC's internal precision after ".".
4918 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4920 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4921 define_constants. Change duplicate values to unassigned numbers.
4922 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4923 (*altivec_vspltsf): New.
4924 (altivec_vperm_v4sf): Delete.
4925 (altivec_vperm_<mode>): Use mode macro V.
4926 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4927 (altivec_predicate_v4sf): Delete.
4928 (altivec_predicate_<mode>): Use mode macro V.
4929 (*altivec_lvesfx): New.
4930 (*altivec_stvesfx): New.
4931 (vec_realign_load_v4sf): Delete.
4932 (vec_realign_load_<mode>): Use mode macro V.
4933 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4936 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4939 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4941 * configure: Regenerated.
4943 2005-07-29 Paul Brook <paul@codesourcery.com>
4945 * doc/install.texi: Add link to GFortran binaries wiki page.
4947 2005-07-29 David Ung <davidu@mips.com>
4949 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4950 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4951 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4952 * config/mips/mips.md (cpu): Add 5kf name.
4953 (includes): Includes 5k.md.
4954 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4955 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4958 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4961 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4962 (cleanup_tree_cfg): ... here.
4963 Call cleanup_tree_cfg_1 until there are no more cleanups to
4966 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4968 * tree-vrp.c (compare_range_with_value): Return true or false
4969 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4970 EQ_EXPR respectively.
4972 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4974 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4977 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4979 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4980 (tree_ssa_dominator_optimize): Increment it.
4981 (dump_dominator_optimization_stats): Print it.
4983 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4984 Steven Bosscher <stevenb@suse.de>
4986 PR rtl-optimization/23117
4987 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4988 when head == tail. Tidy comment.
4990 2005-07-28 Richard Henderson <rth@redhat.com>
4992 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4993 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4994 * jump.c (rtx_renumbered_equal_p): Likewise.
4995 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4996 CONST_INT and CONST_DOUBLE.
4997 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4998 * reload.c (operands_match_p): Special case CONST_INT and
4999 CONST_DOUBLE; check mode earlier.
5001 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5004 * c-typeck.c (convert_for_assignment): Do not check
5005 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5007 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5010 * c-typeck.c (composite_type): Prefer constant size arrays to
5013 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5016 * real.c (real_from_string): Set last bit if there is a nonzero
5017 hex digit beyond GCC's internal precision.
5019 2005-07-28 Richard Henderson <rth@redhat.com>
5022 * cfgcleanup.c (try_forward_edges): Watch out for end of
5025 2005-07-28 James E Wilson <wilson@specifixinc.com>
5028 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5030 2005-07-28 Jan Hubicka <jh@suse.cz>
5032 * Makefile.in (rtl-profile.o): Kill all traces of it.
5033 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5034 * coverage.h (rtl_coverage_counter_ref): Kill.
5035 * opts.c (flag_speculative_prefetching_set): Kill.
5036 (flag_loop_optimize_set): New.
5037 (common_handle_option): Disable loop optimizer when profiling;
5038 do not handle speculative prefetching.
5039 * passes.c (init_optimization_passes): Replace pass_profiling combo
5040 by branch_prob pass.
5041 * profile.c (compute_value_histograms): Update for simplified value
5043 (rtl_register_profile_hooks): Kill.
5044 (pass_profiling): Kill.
5045 (rest_of_handle_branch_prob): Do not profile.
5046 * toplev.c (process_options): Remove speculative prefetching.
5047 * toplev.h (flag_tree_based_profiling): Kill.
5048 * tree-profile.c (prepare_instrumented_value,
5049 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5050 tree_gen_one_value_profiler, do_tree_profiling): Update for
5051 simplified datastructures.
5052 * value-prof.c: Add comment that speculative prefetching was dropped;
5053 update rest of file for simplified datastructures.
5054 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5055 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5056 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5057 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5058 rtl_mod_subtract, gen_speculative_prefetch,
5059 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5060 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5061 (gate_handle_value_profile_transformations,
5062 rest_of_handle_value_profile_transformations,
5063 pass_value_profile_transformations): Kill.
5064 * value-prof.h (histogram_value_t): Remove IL based unions.
5065 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5066 rtl_profile_hooks): Remove hooks.
5068 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5070 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5071 (cgraph_clone_node): Likewise.
5072 * cgraph.h (cgraph_clone_edge): Update prototype.
5073 (cgraph_clone_node): Likewise.
5074 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5076 (lookup_recursive_calls): Consider profile.
5077 (cgraph_decide_recursive_inlining): Fix updating; use new
5078 probability argument; use profile.
5079 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5080 * tree-inline.c (copy_bb): Update clal of clone_edge.
5081 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5083 * invoke.texi (min-inline-recursive-probability): Document.
5085 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5087 * doc/install.texi (Configuration): Update Valgrind homepage.
5089 2005-07-28 Richard Henderson <rth@redhat.com>
5092 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5093 labels we want to delete.
5094 (cfg_layout_merge_blocks): Likewise.
5096 2005-07-28 Richard Henderson <rth@redhat.com>
5099 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5100 when expanding to nothing.
5102 2005-07-28 Josh Conner <jconner@apple.com>
5104 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5105 (cgraph_decide_inlining_of_small_functions): Likewise.
5107 2005-07-28 Josh Conner <jconner@apple.com>
5109 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5110 direction of badness if negative.
5111 (cgraph_default_inline_p): Add reason to parameters, and assign it
5113 (cgraph_decide_inlining_of_small_functions): New parameter in call
5114 to cgraph_default_inline_p.
5115 (cgraph_decide_inlining_incrementally): Likewise.
5116 * cgraphunit.c (decide_is_function_needed): Likewise.
5117 * cgraph.h (cgraph_default_inline_p): Likewise.
5119 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5121 * builtins.c: Fix comment typo(s).
5122 * genautomata.c: Likewise.
5123 * gimplify.c: Likewise.
5124 * tree-dfa.c: Likewise.
5125 * tree-flow-inline.h: Likewise.
5126 * tree-into-ssa.c: Likewise.
5127 * tree-ssa-alias.c: Likewise.
5128 * tree-ssa-ccp.c: Likewise.
5129 * tree-ssa-copy.c: Likewise.
5130 * tree-ssa-dce.c: Likewise.
5131 * tree-ssa-dom.c: Likewise.
5132 * tree-ssa-operands.c: Likewise.
5133 * tree-tailcall.c: Likewise.
5134 * tree-vectorizer.c: Likewise.
5135 * tree-vrp.c: Likewise.
5138 2005-07-28 Jeff Law <law@redhat.com>
5140 * tree-vrp.c (test_for_singularity): Extracted from ...
5141 (simplify_cond_using_ranges): Attempt to simplify a relational
5142 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5144 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5146 PR tree-optimization/22506
5147 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5148 phis whose argument is constant.
5150 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5152 PR rtl-optimization/18992
5153 Back out this patch:
5154 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5155 PR optimization/12142
5156 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5157 uses of the register in the SET_SRC. Remove unnecessary argument.
5159 Replace it with this:
5160 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5161 if flag_non_call_exceptions is set and the insn may trap, pass
5162 pc_rtx as dest for recursion.
5163 In SET_SRC part of SET case, if dest is already set, pass it down
5166 2005-07-28 Jan Hubicka <jh@suse.cz>
5168 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5169 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5170 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5172 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5173 profile when available.
5175 2005-07-28 Jan Beulich <jbeulich@novell.com>
5177 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5178 (ia64_print_operand): Describe and handle 'X'.
5179 (ia64_register_move_cost): Also handle FP_REGS.
5180 (ia64_preferred_reload_class): Likewise.
5181 (ia64_secondary_reload_class): Likewise.
5182 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5183 it. Also check for ITANIUM_CLASS_FLDP.
5184 * config/ia64/ia64.h (FP_REGNO_P): New.
5185 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5186 (reg_class): Add FP_REGS.
5187 (REG_CLASS_NAMES): Adjust for it.
5188 (REG_CLASS_CONTENTS): Likewise.
5189 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5190 (REG_CLASS_FROM_LETTER): Handle 'x'.
5191 (CLASS_MAX_NREGS): Handle FP_REGS.
5192 (MEMORY_MOVE_COST): Likewise.
5193 * config/ia64/ia64.md (itanium_class): Add fldp.
5194 (type): Handle fldp.
5195 (movti_internal): More allowable operand combinations. Use ldfp8 when
5196 splitting unnecessary. Remove predicable attribute. Adjust
5197 itanium_class attribute.
5198 (smuldi3_highpart): Remove outdated comment.
5199 (mulditi3, umulditi3, rotlti3): New expanders.
5200 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5201 (absti2): Disabled new insn for future reference.
5202 Respective new splitters.
5203 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5204 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5205 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5207 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5209 PR rtl-optimization/23047
5210 * simplify-rtx.c (simplify_const_relational_operation): Respect
5211 flag_wrapv for comparisons with ABS.
5213 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5215 PR tree-optimization/22493
5216 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5217 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5219 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5221 * config/frv/frv.opt (moptimize-membar): New.
5223 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5225 * config/frv/frv.h: Remove machine_function definition.
5227 * config/frv/frv.c (struct frv_io): New.
5228 (struct machine_function): Moved from frv.h. Add has_membar_p.
5229 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5230 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5231 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5232 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5233 (frv_reorg): Call frv_optimize_membar when appropriate.
5234 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5235 (frv_expand_builtin): Adjust calls accordingly.
5236 (frv_io_address_cookie): New function.
5237 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5238 load or store rather than a special insn. Add ccnstant address and
5239 io-type operands to the membar.
5240 (frv_ifcvt_modify_tests): Unsign regno.
5241 (frv_ifcvt_modify_tests): Same.
5243 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5244 UNSPEC_OPTIONAL_MEMBAR constant.
5245 (builtin_read_<mode>): Delete.
5246 (builtin_write_<mode>): Delete.
5247 ("optional_membar_<mode>"): Add operand.
5249 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5250 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5251 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5252 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5253 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5254 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5255 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5256 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5257 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5259 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5261 * df.c (df_uses_record): Handle SCRATCH.
5263 2005-07-28 Steven Bosscher <stevenb@suse.de>
5266 * passes.c (rest_of_decl_compilation): If decl is a type and
5267 we have encountered errors, don't emit debug information.
5269 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5271 * params.def: Fixed comment.
5273 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5276 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5277 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5278 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5280 2005-07-27 Steven Bosscher <stevenb@suse.de>
5283 * varasm.c (assemble_start_function): Don't do anything that may
5284 require a CFG if the current function is a thunk.
5286 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5288 * doc/install.texi (Prerequisites): Mention that perl is needed
5289 to do export control in libstdc++ targetting Darwin.
5291 2005-07-27 Steven Bosscher <stevenb@suse.de>
5293 PR rtl-optimization/17808
5294 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5295 (sched_insns_conditions_mutex_p): Split out from...
5296 (add_dependence): ...here. But don't call it from here.
5297 (add_dependence_list): Check sched_insns_conditions_mutex_p
5298 before calling add_dependence.
5299 (add_dependence_list_and_free): Likewise.
5300 (fixup_sched_groups): Likewise.
5301 (sched_analyze_1): Likewise.
5302 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5303 (sched_analyze): Likewise.
5304 (sched_analyze_insn): Likewise.
5305 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5306 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5307 dependencies on all COND_EXEC insns to jumps ending basic blocks
5308 when doing intrablock scheduling.
5309 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5311 2005-07-27 Jeff Law <law@redhat.com>
5313 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5314 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5315 equivalency sets, correctly handle the case were vr0 has an
5316 equivalency set, but vr1 does not.
5318 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5320 PR tree-optimization/23073
5321 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5322 vect_print_dump_info before fprintf.
5324 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5326 PR tree-optimize/22348
5327 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5328 Fold the partial computation.
5330 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5332 PR tree-optimization/22325
5333 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5335 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5337 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5338 (force_var_cost): ... this function.
5339 (compute_phi_arg_on_exit): Export.
5341 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5343 PR tree-optimization/20773
5344 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5347 2005-07-27 Richard Guenther <rguenther@suse.de>
5349 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5350 Avoid pushing again if current struct contains only
5351 fields we decomposed.
5353 2005-07-27 Jan Hubicka <jh@suse.cz>
5355 PR tree-optimization/22574
5356 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5359 * tree-tailcall.c (decrease_profile): New function.
5360 (eliminate_tail_call): Use it.
5362 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5363 visibility flags correctly in whole program mode.
5365 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5367 PR rtl-optimization/22472
5368 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5370 2005-07-26 Steven Bosscher <stevenb@suse.de>
5372 PR tree-optimization/22504
5373 * tree-complex.c (expand_complex_addition): Use 'code' instead
5374 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5376 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5378 * config.gcc (cpu_type): Add frv case.
5379 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5380 (supported_defaults): Add fr550 case.
5382 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5385 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5386 whether a pointer of type T * may point to objects of type T *.
5388 2005-07-26 DJ Delorie <dj@redhat.com>
5390 * configure: Regenerate.
5392 2005-07-26 Dale Johannesen <dalej@apple.com>
5394 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5396 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5398 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5399 Clarify use of "build" in name.
5401 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5403 * doc/extend.texi (Raw read/write Functions): New section.
5404 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5405 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5406 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5407 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5408 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5409 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5410 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5411 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5412 * config/frv/frv.c: Add bdesc_loads global.
5413 Add bdesc_stores global.
5414 (frv_init_builtins): Add support for __builtin_{read/write}*.
5415 (frv_volatile_memref): New.
5416 (frv_expand_load_builtin): New.
5417 (frv_expand_store_builtin): New.
5418 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5419 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5420 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5421 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5422 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5423 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5424 (builtin_read_<mode>): New.
5425 (builtin_write_<mode>): New.
5426 (builtin_write64): New.
5427 (optional_membar_<mode>): New.
5429 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5431 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5432 (rather than units) against HOST_BITS_PER_WIDE_INT.
5434 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5436 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5437 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5438 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5439 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5442 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5443 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5444 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5446 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5448 2005-07-26 Richard Guenther <rguenther@suse.de>
5450 PR tree-optimization/22486
5451 * fold-const.c (fold_unary): Fold away useless component
5452 references of the form (T *)&T.x, if the address
5455 2005-07-25 James E Wilson <wilson@specifixinc.com>
5457 * dwarf2out.c (add_call_src_coords_attributes): New.
5458 (gen_inlined_subroutine_die): Call it.
5459 (maybe_emit_file, init_file_table): Add comments.
5460 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5462 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5463 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5464 * tree.h (BLOCK_SOURCE_LOCATION): New.
5465 (struct tree_block): New field locus.
5467 2005-07-26 Andreas Schwab <schwab@suse.de>
5469 PR rtl-optimization/23043
5470 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5471 when allocating a struct unoccr.
5473 2005-07-25 Richard Henderson <rth@redhat.com>
5476 * tree-complex.c (gate_no_optimization): True if errors.
5477 * Makefile.in (tree-complex.o): Update dependencies.
5479 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5481 * config/frv/predicates.md (integer_register_operand): Use
5484 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5487 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5489 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5491 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5493 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5494 types when flag_unsafe_math_optimizations is true.
5496 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5498 * gcc.c (option_map): Add --sysroot.
5499 (process_command): Handle --sysroot.
5500 (display_help): Document it.
5501 * doc/cppopts.tex (-isysroot): Document.
5502 * doc/invoke.texi (--sysroot): Document.
5503 * doc/install.texi (--with-build-sysroot): Document.
5505 * Makefile.in (inhibit_libc): New variable.
5506 (INHIBIT_LIBC_CFLAGS): Likewise.
5507 (LIBGCC2_CFLAGS): Include
5508 $(INHIBIT_LIBC_CFLAGS).
5509 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5510 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5511 ($(T)crtend.o): Likewise.
5512 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5513 ($(T)crtendS.o): Likewise.
5514 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5515 ($(T)crtendT.o): Likewise.
5516 (stmp-fixinc): Do not complain about missing headers if
5518 * configure.ac (inhibit_libc): Set it to true/false.
5519 (--with-build-sysroot): New option. Use it to set
5521 * configure: Regenerated.
5523 2005-07-25 Manfred Hollstein <mh@suse.com>
5525 * calls.c (store_one_arg): Fix unsigned comparison warning.
5527 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5530 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5531 (ggc_print_statistics): Initialize variable before use.
5533 2005-07-25 Richard Guenther <rguenther@suse.de>
5535 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5536 calling with a PHI_NODE argument.
5538 * tree-flow-inline.h (overlap_subvar): Protect against
5541 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5543 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5544 * configure: Regenerate.
5546 2005-07-25 Ira Rosen <irar@il.ibm.com>
5548 * expr.c (highest_pow2_factor): Make extern.
5549 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5550 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5551 record_array_differ_p, array_ptr_differ_p): Likewise.
5552 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5553 additional cases. Call the above functions.
5554 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5555 base_object_differ_p when there are two base objects. Otherwise, compare
5556 base address and offset. Call may_alias_p.
5557 (dump_data_reference): Use a correct field name.
5558 (analyze_array): Make static. Initialize new data-ref fields.
5559 (analyze_indirect_ref): New function.
5560 (init_data_ref): Initialize new data-ref fields.
5561 (strip_conversion): Moved from tree-vect-analyze.c.
5562 (analyze_offset_expr, get_ptr_offset, address_analysis,
5563 object_analysis): Likewise.
5564 (analyze_offset): New function.
5565 (create_data_ref): Likewise.
5566 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5567 dimensions for ARRAY_REFs only.
5568 (build_classic_dist_vector): Make static.
5569 (access_functions_are_affine_or_constant_p): Call macro to get the
5570 address of access functions.
5571 (compute_all_dependences): Add new parameter
5572 compute_self_and_read_read_dependences. Compute self and read-read
5573 dependences if it is true.
5574 (find_data_references_in_loop): Call create_data_ref. Initialize new
5576 (compute_data_dependences_for_loop): Add new parameter
5577 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5578 compute nb_loops. Call compute_all_dependences,
5579 build_classic_dist_vector and build_classic_dir_vector with correct
5581 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5582 with correct parameters. Compare dimensions for ARRAY_REFs only.
5583 (free_data_refs): Call macro to free access functions.
5584 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5585 fields from stmt_vinfo.
5586 (struct base_object_info): New structure.
5587 (struct data_reference): Move fields to base_object_info. Add fields
5588 first_location and object_info for above structures. Move fields from
5589 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5590 aligned_to. Add macros to access the new fields.
5591 Update functions declarations.
5592 * tree-flow.h (is_aliased_with): Declare.
5593 * tree-loop-linear.c (linear_transform_loops): Call
5594 compute_data_dependences_for_loop with correct parameters.
5595 * tree-ssa-alias.c (is_aliased_with): New function.
5596 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5597 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5598 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5599 vect_base_addr_differ_p, compute_subscript_distance and
5600 build_classic_dist_vector. Add printings. Check absolute value of
5602 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5604 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5605 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5606 to bytes. Add printing.
5607 (vect_compute_data_refs_alignment): Go through loads and stores in one
5609 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5610 vect_analyze_data_ref_access): Likewise.
5611 (vect_analyze_pointer_ref_access): Remove.
5612 (vect_address_analysis, vect_object_analysis): Likewise.
5613 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5614 and analyze data-refs in the loop.
5615 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5616 fields of data-ref instead of stmt. Add init to the offset from the
5618 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5619 (vect_update_init_of_dr): Likewise.
5620 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5621 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5623 (new_loop_vec_info): Initialize new fields.
5624 (destroy_loop_vec_info): Free new fields.
5625 (vect_strip_conversion): Remove.
5626 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5627 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5628 datarefs. Add new field ddrs.
5629 Add macros for the new fields access.
5630 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5631 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5632 Remove their macros.
5633 * tree.h (highest_pow2_factor): Declare.
5635 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5637 * calls.c (store_one_arg): Check for sibling call MEM arguments
5638 from already clobbered incoming argument area.
5640 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5642 * c-common.c (check_missing_format_attribute): New.
5643 * c-common.h (check_missing_format_attribute): Likewise.
5644 * c-typeck.c (convert_for_assignment): Use it.
5646 2005-07-24 Andreas Schwab <schwab@suse.de>
5648 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5649 register use a word move. Correct operand of ext.w in 68000 code.
5651 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5653 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5654 variables as declarations, rather than definitions.
5656 2005-07-24 Ira Rosen <irar@il.ibm.com>
5658 PR tree-optimization/22526
5659 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5662 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5664 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5665 that C99 reserve for future use. Use it to define clog10,
5666 clog10f and clog10l.
5668 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5670 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5671 * configure.ac: Check for -Wmissing-format-attribute.
5673 * configure: Regenerate.
5675 2005-07-23 Richard Henderson <rth@redhat.com>
5677 PR tree-optimization/22623
5678 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5680 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5683 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5685 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5687 * Makefile.in (C_TREE_H): Update dependencies.
5688 * c-tree.h: Include toplev.h.
5689 * diagnostic.h (diagnostic_set_info): Add format attribute.
5690 * rtl-error.c (diagnostic_for_asm): Likewise.
5692 2005-07-23 Chao-ying Fu <fu@mips.com>
5694 * config/mips/mips-dsp.md: New file.
5695 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5696 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5698 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5699 MIPS_BUILTIN_BPOSGE32.
5700 (mips_expand_builtin_direct): Add one parameter to indicate that
5701 builtin functions need to return a value.
5702 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5704 (mips_regno_to_class): Add classes for 12 new DSP registers.
5705 (mips_subword): Change to check four HI registers.
5706 (mips_output_move): Output move to and from 6 new DSP accumulators.
5707 (override_options): Make sure -mdsp and -mips16 are not used together.
5708 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5710 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5712 (print_operand): Add 'q' for printing DSP accumulators.
5713 (mips_cannot_change_mode_class): Check ACC_REGS.
5714 (mips_secondary_reload_class): Check ACC_REGS.
5715 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5716 (mips_register_move_cost): Check ACC_REGS.
5717 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5718 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5719 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5720 (dsp_bdesc): New array.
5721 (bdesc_arrays): Add DSP builtin function table.
5722 (mips_prepare_builtin_arg): Check predicate again after
5724 (mips_expand_builtin): Add one more parameter to
5725 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5726 MIPS_BUILTIN_BPOSGE32.
5727 (mips_init_builtins): Initialize new function types.
5728 (mips_expand_builtin_direct): Check if builtin functions need to
5729 return a value and pass operands properly.
5730 (mips_expand_builtin_bposge): New function.
5731 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5732 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5733 (FIRST_PSEUDO_REGISTER): Increase to 188.
5734 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5735 Update for 12 new DSP registers.
5736 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5737 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5738 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5739 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5740 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5741 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5742 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5743 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5744 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5745 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5746 (REGISTER_NAMES): Add names for 12 new DSP registers.
5747 * config/mips/mips.md: Include mips-dsp.md.
5748 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5749 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5750 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5751 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5752 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5753 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5754 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5755 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5756 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5757 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5758 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5759 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5760 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5761 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5762 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5763 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5764 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5765 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5766 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5767 (UNSPEC_RDDSP): New constants.
5768 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5769 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5771 * config/mips/mips.opt (-mdsp): New option.
5772 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5773 (reg_imm10_operand): New predicates.
5774 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5775 * doc/invoke.texi (-mdsp): Document new option.
5777 2005-07-22 DJ Delorie <dj@redhat.com>
5779 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5781 * tree-inline.c (inlinable_function_p): Likewise.
5783 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5786 * toplev.c (check_global_declarations): Do not mark undefined
5787 variables as DECL_IGNORED_P.
5788 * varasm.c (first_global_object_name): GTY it.
5789 (weak_global_object_name): Likewise.
5790 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5791 a string to go into {weak,first}_global_object_name.
5793 2005-07-22 DJ Delorie <dj@redhat.com>
5795 * c-format.c (check_function_format): Change warning control
5796 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5798 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5800 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5801 &PTR->FLD a dereference of PTR.
5802 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5803 a potential dereference of PTR.
5805 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5807 PR rtl-optimization/20370
5808 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5809 call allocate_reg_info if necessary.
5811 PR rtl-optimization/21848
5812 * calls.c (emit_library_call_value_1): For const functions, add
5813 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5815 PR rtl-optimization/22445
5816 * cselib.c (target.h): Include.
5817 (rtx_equal_for_cselib_p): Allow commutative matches.
5818 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5819 Remove MODE parameter. Changed all callers.
5821 PR rtl-optimization/22258
5822 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5824 (try_combine): Use likely_spilled_retval_p.
5826 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5828 * config.gcc: Add crx-elf support.
5830 * doc/contrib.texi: Mention crx.
5831 * doc/extend.texi: Document crx extensions.
5832 * doc/install.texi: Document crx install.
5833 * doc/invoke.texi: Document crx options.
5834 * doc/md.texi: Document crx constraints.
5836 * config/crx/crx-protos.h: New file.
5837 * config/crx/crx.c: New file.
5838 * config/crx/crx.h: New file.
5839 * config/crx/crx.md: New file.
5840 * config/crx/crx.opt: New file.
5841 * config/crx/t-crx: New file.
5843 2005-07-22 Manfred Hollstein <mh@suse.com>
5845 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5847 (int_add_graph_edge): Likewise.
5848 (collapse_nodes): Likewise.
5849 (process_unification_queue): Likewise.
5851 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5852 Laurent GUERBY <laurent@guerby.net>
5854 PR tree-optimization/22336
5855 * function.c (record_block_change): Check for
5856 cfun->ib_boundaries_block.
5858 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5860 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5861 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5863 2005-07-21 DJ Delorie <dj@redhat.com>
5865 * toplev.c (warn_deprecated_use): Add warning control to warning
5867 * c-typeck.c (parser_build_binary_op): Likewise.
5868 (c_finish_if_stmt): Likewise.
5869 * c-common.c (check_function_sentinel): Likewise.
5870 (check_nonnull_arg): Likewise.
5872 2005-07-21 Richard Henderson <rth@redhat.com>
5875 * tree-complex.c (complex_ssa_name_components): New.
5876 (cvc_lookup): Allow entry not found.
5877 (create_components): Remove.
5878 (create_one_component_var, get_component_var): New.
5879 (get_component_ssa_name, set_component_ssa_name): New.
5880 (extract_component): Use get_component_ssa_name.
5881 (update_complex_components): Use set_component_ssa_name.
5882 (update_complex_components_on_edge): Likewise.
5883 (update_phi_components): Create new PHI nodes directly, instead
5884 of adding insns to edges.
5885 (tree_lower_complex): Allocate and free complex_variable_components
5886 and complex_ssa_name_components here.
5888 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5890 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5891 revert to returning false.
5893 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5896 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5898 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5901 * config/i386/i386.md (cmpxf): Change operand constraints
5902 to "nonmemory_operand".
5904 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5906 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5908 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5911 * fold-const.c (fold_build1): Add checksum for the operands.
5912 (fold_build2): Likewise.
5913 (fold_build3): Likewise.
5915 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5918 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5920 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5922 * common.opt (-fforward-propagate): Committed by mistake,
5925 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5927 * reg-stack.c: Fix comment typo(s).
5928 * tree-ssa-operands.c: Likewise.
5929 * tree-vectorizer: Likewise.
5931 2005-07-21 Nick Clifton <nickc@redhat.com>
5933 * config/sh/symbian.c: Replace C++ style line comments with C
5934 style line comments.
5935 (symbian_add_attribute): Do not use a ? operator on the LHS of
5937 (sh_symbian_handle_dll_attribute): Change the type of the
5938 method vector to "VEC(tree,gc)*" and use vector accessor
5939 macros to walk over the elements.
5940 (symbian_export_vtable_and_rtti_p): Likewise.
5941 (symbian_class_needs_attribute_p): Likewise.
5943 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5946 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5947 initialize targetm.resolve_overloaded_builtin here.
5948 (altivec_expand_overloaded_builtin): Make it non-static.
5949 * config/rs6000/rs6000-protos.h
5950 (altivec_expand_overloaded_builtin): New prototype.
5951 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5952 targetm.resolve_overloaded_builtin here.
5953 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5955 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5956 Zdenek Dvorak <dvorakz@suse.cz>
5958 PR tree-optimization/19210
5959 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5961 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5962 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5963 rely on unproven assumptions.
5964 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5965 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5966 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5967 to number_of_iterations_exit.
5968 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5969 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5970 * tree-ssa-loop-niter.c (find_loop_niter,
5971 estimate_numbers_of_iterations_loop): Likewise.
5972 (number_of_iterations_exit): Honor the new options.
5973 * doc/invoke.texi (Wunsafe-loop-optimizations,
5974 funsafe-loop-optimizations): Document them.
5976 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5978 PR rtl-optimization/22167
5979 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5981 2005-07-20 Adam Nemet <anemet@lnxw.com>
5983 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5984 __do_global_dtors_aux longcall.
5986 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5988 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5989 (old_special_pred_table): Don't reference
5990 SPECIAL_MODE_PREDICATES.
5991 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5992 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5993 * config/sh/predicates.h: Don't mention
5994 SPECIAL_MODE_PREDICATES.
5995 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5998 2005-07-20 DJ Delorie <dj@redhat.com>
6000 * config.gcc: Add m32c-elf support.
6002 * doc/contrib.texi: Mention m32c.
6003 * doc/extend.texi: Document m32c extensions.
6004 * doc/install.texi: Mention m32c.
6005 * doc/invoke.texi: Document m32c options.
6006 * doc/md.texi: Document m32c constraints.
6008 * config/m32c/addsub.md: New file.
6009 * config/m32c/bitops.md: New file.
6010 * config/m32c/cond.md: New file.
6011 * config/m32c/jump.md: New file.
6012 * config/m32c/m32c-lib1.S: New file.
6013 * config/m32c/m32c-lib2.c: New file.
6014 * config/m32c/m32c-modes.def: New file.
6015 * config/m32c/m32c-pragma.c: New file.
6016 * config/m32c/m32c-protos.h: New file.
6017 * config/m32c/m32c.abi: New file.
6018 * config/m32c/m32c.c: New file.
6019 * config/m32c/m32c.h: New file.
6020 * config/m32c/m32c.md: New file.
6021 * config/m32c/m32c.opt: New file.
6022 * config/m32c/minmax.md: New file.
6023 * config/m32c/mov.md: New file.
6024 * config/m32c/muldiv.md: New file.
6025 * config/m32c/predicates.md: New file.
6026 * config/m32c/prologue.md: New file.
6027 * config/m32c/shift.md: New file.
6028 * config/m32c/t-m32c: New file.
6030 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6032 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6033 (stack_protect_set, stack_protect_test): New expanders.
6034 (stack_protect_set_si, stack_protect_set_si_media,
6035 stack_protect_set_di_media, stack_protect_test_si,
6036 stack_protect_test_si_media, stack_protect_test_di_media):
6039 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6041 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6043 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6045 * tree.h (tree_expr_nonzero_p): Export.
6046 * fold-const.c (tree_expr_nonzero_p): Likewise.
6047 Return true for CALL_EXPRs that are alloca calls.
6048 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6050 * tree-flow.h (expr_computes_nonzero): Remove.
6051 * tree-vrp.c (expr_computes_nonzero): Remove.
6052 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6053 (extract_range_from_unary_expr): Likewise.
6054 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6055 tree_expr_nonzero_p.
6057 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6059 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6060 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6061 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6062 All callers changed.
6063 (frame_related_constant_load): New arg "related" which controls
6064 setting of RTX_FRAME_RELATED_P. All callers changed.
6065 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6066 (bfin_expand_prologue): Add stack limit checking.
6067 * config/bfin/bfin.md (trapifcc): New pattern.
6069 * config/bfin/bfin.c: Include "langhooks.h".
6070 (def_builtin): Go through lang_hooks to call builtin_function.
6072 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6073 * config/bfin/predicates.md (symbol_ref_operand): New.
6074 (call_insn_operand): Delete. All callers changed to use
6075 register_no_elim_operand.
6076 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6078 (function_arg): Use it to generate the call's operand 2.
6079 (bfin_longcall_p): New function.
6080 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6081 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6082 determine if the address needs to be in a REG.
6083 (bfin_handle_longcall_attribute): New function.
6084 (bfin_attribute_table): Add "longcall" and "shortcall".
6085 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6086 (CUMULATIVE_ARGS): New member call_cookie.
6087 (PREDICATE_CODES): Add symbol_ref_operand.
6088 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6089 extra USE to the pattern.
6090 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6091 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6092 sibcall_value_insn; now the new patterns handle direct calls and the
6093 old ones indirect calls.
6094 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6096 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6098 * doc/trouble.texi: Update section on handling of empty loops.
6100 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6102 * config.gcc: Remove support for sparc-*-openbsd*,
6103 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6105 * config.host: Remove support for i860-*-sysv4* as a host.
6106 * config/i860/*, config/ip2k/*, config/ns32k/*,
6107 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6108 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6109 mention obsolete ports.
6111 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6113 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6115 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6116 of frame_pointer_rtx.
6117 (sh_expand_epilogue): Likewise.
6118 (sh_set_return_address): Likewise.
6119 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6120 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6121 offsets from FRAME_POINTER_REGNUM.
6122 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6123 (sh_register_names): Add initializer for sfp.
6124 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6125 (VALID_REGISTER_P): Likewise.
6126 (FIRST_PSEUDO_REGISTER): Update.
6127 (DWARF_FRAME_REGISTERS): Define.
6128 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6129 (HARD_FRAME_POINTER_REGNUM): Define.
6130 (FRAME_POINTER_REGNUM): Redefine.
6131 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6132 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6133 from FRAME_POINTER_REGNUM.
6134 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6135 FRAME_POINTER_REGNUM.
6136 (REG_CLASS_CONTENTS): Add sfp.
6137 (REG_ALLOC_ORDER): Likewise.
6138 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6139 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6140 of frame_pointer_rtx.
6141 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6143 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6145 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6146 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6147 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6149 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6152 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6154 Make CONSTRUCTOR use VEC to store initializers.
6155 * c-common.c (complete_array_type): Update to cope with VEC in
6157 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6158 (pp_c_constructor_elts): New function.
6159 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6160 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6161 struct constructor_stack, struct initializer_stack,
6162 constructor_elements, push_init_level, pop_init_level,
6163 add_pending_init, find_init_member, output_init_element): Update to
6164 cope with VEC in CONSTRUCTOR_ELTS.
6165 * coverage.c (build_fn_info_value, build_ctr_info_value,
6166 build_gcov_info): Likewise.
6167 * expr.c (categorize_ctor_elements_1, store_constructor,
6168 expand_expr_real_1): Likewise.
6169 * fold-const.c (fold_ternary): Likewise.
6170 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6171 gimplify_init_constructor, gimplify_expr): Likewise.
6172 * tree-dump.c (dequeue_and_dump): Likewise.
6173 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6175 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6177 * tree-sra.c (generate_element_init_1): Likewise.
6178 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6179 * tree-ssa-operands.c (get_expr_operands): Likewise.
6180 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6181 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6182 (get_initial_def_for_reduction): Likewise.
6183 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6184 value handle in annotations.
6185 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6186 tree_node_structure): Add support for constr_kind.
6187 (build_vector_from_ctor, build_constructor_single,
6188 build_constructor_from_list): New functions.
6189 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6190 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6191 Update to cope with VEC in CONSTRUCTOR_ELTS.
6192 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6193 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6194 CONSTRUCTOR_APPEND_ELT): New macros.
6195 (struct constructor_elt, struct tree_constructor): New data types.
6196 (union tree_node): Add tree_constructor field.
6197 * treestruct.def: Define TS_CONSTRUCTOR.
6198 * varasm.c (const_hash_1, compare_constant, copy_constant,
6199 compute_reloc_for_constant, output_addressed_constants,
6200 initializer_constant_valid_p, output_constant,
6201 array_size_for_constructor, output_constructor): Update to cope with
6202 VEC in CONSTRUCTOR_ELTS.
6203 * vec.h (VEC_empty, VEC_copy): New macros.
6205 2005-07-19 Devang Patel <dpatel@apple.com>
6207 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6209 2005-07-19 Richard Henderson <rth@redhat.com>
6212 * gimplify.c (gimplify_expr): Use main variant type for the temp
6213 destination for a discarded volatile read.
6214 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6215 casts between non-void types that change volatility.
6217 2005-07-15 DJ Delorie <dj@redhat.com>
6219 * toplev.h: Add comment about the first parameter for warning().
6220 * errors.h: Likewise.
6222 * c.opt (Wpragmas): New.
6223 * doc/invoke.texi: Document it.
6225 * function.c (do_warn_unused_parameter): Add warning control to
6227 * c-decl.c (warn_if_shadowing): Likewise.
6228 * c-lex.c (cb_def_pragma): Likewise.
6229 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6230 (pop_alignment): Likewise.
6231 (handle_pragma_pack): Likewise.
6232 (apply_pragma_weak): Likewise.
6233 (handle_pragma_weak): Likewise.
6234 (handle_pragma_redefine_extname): Likewise.
6235 (add_to_renaming_pragma_list): Likewise.
6236 (handle_pragma_extern_prefix): Likewise.
6237 (maybe_apply_renaming_pragma): Likewise.
6238 (handle_pragma_visibility): Likewise.
6240 * config/c4x/c4x-c.c (BAD): Likewise.
6241 (c4x_parse_pragma): Likewise.
6242 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6243 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6244 (rs6000_pragma_longcall): Likewise.
6245 * config/v850/v850-c.c (pop_data_area): Likewise.
6246 (ghs_pragma_section): Likewise.
6247 (ghs_pragma_section): Likewise.
6248 (ghs_pragma_interrupt): Likewise.
6249 (ghs_pragma_starttda): Likewise.
6250 (ghs_pragma_startsda): Likewise.
6251 (ghs_pragma_startzda): Likewise.
6252 (ghs_pragma_endtda): Likewise.
6253 (ghs_pragma_endsda): Likewise.
6254 (ghs_pragma_endzda): Likewise.
6256 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6257 Kenneth Zadeck <zadeck@naturalbridge.com>
6259 * Makefile.in: Removed tree-promote-statics.c
6260 * tree-promote-statics.c: Removed.
6261 * common.opt: Removed flag-promote-statics.
6263 * passes.c: Removed tree-promote-statics pass.
6264 * tree-pass.h: Ditto.
6265 * timevar.def: Removed TV_PROMOTE_STATICS.
6268 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6270 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6272 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6274 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6277 * c-common.c (check_function_arguments): Call
6278 'check_function_format' if either -Wformat or
6279 -Wmissing-format-attribute are specified.
6280 * c-format.c (check_function_format): Check -Wformat before
6281 calling 'check_format_info'.
6282 * c-opts.c (c_common_post_options): Don't warn for
6283 -Wmissing-format-attribute without -Wformat.
6284 * c-typeck.c (convert_for_assignment): Detect additional cases for
6285 -Wmissing-format-attribute.
6286 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6289 2005-07-19 Richard Guenther <rguenther@suse.de>
6291 * config/i386/i386.md (lrint<mode>2): Use temporary
6292 instead of clobbering non-existent memory.
6294 2005-07-19 Nick Clifton <nickc@redhat.com>
6296 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6297 statement to avoid displaying ASCII control characters.
6299 2005-07-19 Ben Elliston <bje@au.ibm.com>
6301 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6302 * cfganal.c (find_edge_index): Ditto.
6303 * combine.c (combine_instructions): Ditto.
6304 * ddg.c (create_scc): Ditto.
6305 (find_successors): Ditto.
6306 (find_predecessors): Ditto.
6307 (find_nodes_on_paths): Ditto.
6308 (longest_simple_path): Ditto.
6309 * flow.c (update_life_info): Ditto.
6310 (count_or_remove_death_notes): Ditto.
6311 (clear_log_links): Ditto.
6312 * modulo-sched.c (generate_reg_moves): Ditto.
6313 (find_max_asap): Ditto.
6314 (find_max_hv_min_mob): Ditto.
6315 (find_max_dv_min_mob): Ditto.
6316 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6317 * sched-rgn.c (extract_edgelst): Ditto.
6318 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6319 (dump_update_ssa): Ditto.
6320 (ssa_names_to_replace) Ditto.
6321 (switch_virtuals_to_full_rewrite): Ditto.
6322 (update_ssa): Ditto.
6323 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6325 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6327 Fix PR tree-optimization/22483
6329 * tree-complex.c (create_components): Use
6330 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6331 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6332 * tree-flow.h (safe_referenced_var_iterator): New structure.
6333 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6334 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6335 safe_referenced_var iterator.
6336 (add_type_alias): Ditto.
6338 2005-07-19 Steven Bosscher <stevenb@suse.de>
6340 * loop-init.c (rest_of_handle_loop2): Remove.
6341 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6342 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6343 (pass_rtl_loop_init, pass_rtl_loop_done,
6344 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6345 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6346 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6347 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6348 pass_tree_loop_done, and pass_tree_unswitch.
6349 (gate_loop): Rename to gate_tree_loop.
6350 * passes.c (init_optimization_passes): Update for renamed tree
6351 loop passes. Add the new loop2 passes as subpasses of loop2.
6352 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6353 Update for the renamed tree loop passes.
6355 2005-07-18 Ian Lance Taylor <ian@airs.com>
6358 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6359 blocks when optimizing.
6361 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6363 * common.opt (frename-registers): Initialize to 2.
6365 (fgcse-after-reload): Ditto.
6366 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6367 (process_options): Only change flag_web, flag_rename_registers,
6368 and flag_rerun_cse_after_loop if not explicitly set by user.
6370 2005-07-18 Jan Beulich <jbeulich@novell.com>
6372 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6373 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6374 in 64-bit mode the same as DImode in 32-bit mode.
6375 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6376 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6377 mode. Add new mode parameter.
6378 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6379 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6380 x86_64_shift_adj): New expanders.
6381 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6382 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6384 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6385 DImode shift splitters.
6386 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6387 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6390 2005-07-18 Jan Beulich <jbeulich@novell.com>
6392 * i386.md (movdi_extzv_1): New.
6393 (zero_extendhidi2): Combine alternatives and never force use of
6395 (zero_extendqidi2): Likewise. Don't restrict input selection.
6397 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6399 Fix PR tree-optimization/22531
6400 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6403 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6405 * tree-promote-statics.c (pass_promote_statics): Change dump file
6408 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6410 * tree-optimize.c (init_tree_optimization_passes): Add
6411 pass_eliminate_useless_stores pass.
6412 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6413 * tree-ssa-pre.c (is_copy_stmt): New function.
6414 (follow_copies_till_vuse): Ditto.
6415 (do_eustores): Ditto.
6416 (gate_eustores): Ditto.
6418 2005-07-16 Richard Henderson <rth@redhat.com>
6420 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6422 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6423 Kenneth Zadeck <zadeck@naturalbridge.com>
6425 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6426 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6427 ipa-type-escape.h, tree-promote-statics.c
6428 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6429 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6430 tree-promote-statics.c: new files.
6431 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6432 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6433 int nonlocal_set_p, mark_constant_function): Deleted.
6434 (rest_of_handle_cfg): Removed call to mark_constant_function.
6435 (nonoverlapping_component_refs_p): Added calls to support
6436 type based aliasing.
6437 * tree-ssa-alias.c (may_alias_p,
6438 compute_flow_insensitive_aliasing): Ditto.
6439 * calls.c (flags_from_decl_or_type): Removed reference to
6441 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6442 too many arguments. This is necessary for Spec 2000.
6443 * cgraph.h (const_function, pure_function): Removed.
6444 * common.opt: Added "fipa-pure-const", "fipa-reference",
6445 "fipa-type-escape", and "ftree-promote-static".
6447 * passes.c: Added ipa and tree-promote-statics passes.
6448 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6449 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6450 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6451 * tree-flow.h: Added exposed sra calls and addition of
6452 reference_vars_info field for FUNCTION_DECLS.
6453 * tree-pass.h: Added passes.
6454 * tree-sra.c: (sra_init_cache): New function.
6455 (sra_insert_before, sra_insert_after) Made public.
6456 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6458 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6459 aliasing. (may_alias_p): Added code to use type escape analysis to
6461 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6462 code to prune clobbers of static variables based on information
6463 produced in ipa-reference pass. Changed call clobbering so that
6464 statics are not marked as clobbered if the call does not clobber
6467 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6469 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6472 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6474 * doc/install.texi (*-*-solaris2*): Document recommended version
6475 of GNU binutils and mention GNU linker problem on Solaris 10.
6477 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6480 * c-decl.c (c_build_bitfield_integer_type): New function.
6481 (finish_struct): Call it.
6482 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6484 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6486 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6489 2005-07-16 Jan Hubicka <jh@suse.cz>
6491 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6492 (scale_bbs_frequencies_int): Watch roundoff errors.
6493 * predict.c (return_prediction): Initialize return_stmt.
6495 2005-07-16 Jan Hubicka <jh@suse.cz>
6497 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6498 after RTL profiling.
6500 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6503 * fold-const.c (build_range_check): Convert high/low to etype
6504 if we are only comparing against exp.
6506 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6508 Fix PR tree-optimization/22376
6509 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6511 (need_to_solve): New function.
6512 (compute_points_to_sets): Use it.
6514 2005-07-15 Jan Hubicka <jh@suse.cz>
6516 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6517 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6519 2005-07-15 Richard Guenther <rguenther@suse.de>
6521 * c-common.c (handle_flatten_attribute): New function.
6522 Add flatten function attribute.
6523 * doc/extend.texi: Document flatten function attribute.
6524 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6525 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6527 (cgraph_decide_inlining): Handle functions with flatten
6530 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6532 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6533 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6534 UNSPEC_XCHG, UNSPEC_AND): New.
6535 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6536 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6537 * config/rs6000/sync.md (FETCHOP): New code macro.
6538 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6540 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6541 (sync_compare_and_swap<mode>): Same.
6542 (sync_lock_test_and_set<mode>): Same.
6543 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6544 for QImode and HImode, and not PPC405.
6545 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6546 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6547 (sync_<fetchop>{si,di}_internal): New.
6548 (sync_nand{si,di}_internal): New.
6549 (sync_old_<fetchop>{si,di}_internal): New.
6550 (sync_old_nand{si,di}_internal): New
6551 (sync_new_<fetchop>{si,di}_internal): New.
6552 (sync_new_nand{si,di}_internal): New.
6553 (atomic_and{si,di}): New.
6554 (sync_new_nand{si,di}_internal): New.
6555 (atomic_and{si,di}): New.
6556 (sync_add<mode>_internal): Delete.
6557 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6558 (sync_sub<mode>_internal): Delte.
6559 (sync_subshort_internal): New.
6560 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6561 (sync_anddi_internal): Delete.
6562 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6563 (sync_booldi_internal): Delete.
6564 (sync_boolc<mode>_internal): Delete.
6565 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6566 (sync_boolc<mode>_internal2): Delete.
6567 (sync_boolcc<mode>_internal): Delete.
6568 (isync, lwsync): Use unspec instead of unspec_volatile.
6569 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6570 Revert UNSPEC_VOLATILE.
6571 (rs6000_split_atomic_op): New.
6572 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6574 2005-07-14 Eric Christopher <echristo@redhat.com>
6576 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6577 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6579 2005-07-14 Eric Christopher <echristo@redhat.com>
6581 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6583 2005-07-14 Steven Bosscher <stevenb@suse.de>
6585 PR tree-optimization/22230
6586 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6587 the computation of the four cross productions for "range op range".
6589 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6590 Ulrich Weigand <uweigand@de.ibm.com>
6593 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6596 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6598 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6600 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6602 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6604 2005-07-14 Richard Guenther <rguenther@suse.de>
6607 * config/i386/i386-protos.h (ix86_function_value): Change
6608 prototype to match new target hook.
6609 * config/i386/i386.c (ix86_value_regno): Change prototype
6610 to take extra type argument.
6611 (TARGET_FUNCTION_VALUE): Define.
6612 (ix86_function_ok_for_sibcall): Pass extra argument to
6613 ix86_value_regno, check return slot rtx for exact match.
6614 (ix86_function_value): Take extra parameter. Dispatch to
6615 ix86_value_regno with fndecl/fntype as provided.
6616 (ix86_value_regno): Handle extra type argument.
6617 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6619 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6620 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6621 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6622 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6623 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6625 2005-07-14 Richard Guenther <rguenther@suse.de>
6627 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6628 * calls.c (expand_call): Pass fntype to hard_function_value.
6629 (emit_library_call_value_1): Likewise.
6630 * explow.c: Include target.h.
6631 (hard_function_value): Take extra argument, the fntype.
6632 Use new target hook for function_value.
6633 * expr.h (hard_function_value): Change prototype.
6634 * function.c (aggregate_value_p): Pass 0 as fntype to
6635 hard_function_value.
6636 (assign_parms): Use new target hook for function_value.
6637 Pass 0 as fntype to hard_function_value.
6638 (expand_function_end): Likewise.
6639 * reg-stack.c: Include target.h.
6640 (stack_result): Use new target hook for function_value.
6641 * target-def.h: New target hook function_value.
6642 * target.h: Likewise.
6643 * targhooks.c (default_function_value): New function.
6644 * targhooks.h (default_function_value): Declare.
6646 2005-07-13 Ian Lance Taylor <ian@airs.com>
6648 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6650 2005-07-14 Jan Hubicka <jh@suse.cz>
6652 * tree-dfa.c (dump_variable): Use default_def function.
6653 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6654 * tree-ssa.c (verify_use): Likewise.
6655 * tree-ssanames.c (release_ssa_name): Likewise.
6656 * tree-tailcall.c (eliminate_tail_call): Likewise.
6657 (tree_optimize_tail_calls_1): Likewise.
6658 * tree-vrp.c (get_value_range): Likewise.
6660 2005-07-14 Ben Elliston <bje@au.ibm.com>
6662 * gcc.c (main): Compare language[0] with '*' when iterating over
6665 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6667 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6668 "s390_emit_compare". Add handling of CCZ1mode.
6669 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6670 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6672 (s390_branch_condition_mask): Add CCZ1mode handling.
6673 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6674 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6675 Use CCZ1mode instead of CCZmode.
6676 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6678 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6680 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6682 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6684 2005-07-13 Eric Christopher <echristo@redhat.com>
6686 * config/mips/mips.c (mips_canonicalize_comparison): New.
6687 (mips_emit_int_relational): Use.
6689 2005-07-13 Eric Christopher <echristo@redhat.com>
6691 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6693 * config/s390/s390.md: Include tpf.md. Move tpf specific
6695 * config/s390/tpf.md: To here.
6696 * config/s390/s390.opt: Move tpf specific options...
6697 * config/s390/tpf.opt: to here. Add mmain option.
6698 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6699 * config/s390/tpf.h: Rewrite.
6701 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6703 * doc/tm.texi: Remove @xref{Cross-profiling}.
6705 2005-07-13 Jeff Law <law@redhat.com>
6707 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6708 expressions, test their _DECL operands for pointer equality rather
6709 than using operand_equal_p.
6711 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6713 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6714 (TARGET_POSIX_IO): This.
6715 * config/darwin.h: Likewise.
6716 * config/freebsd.h: Likewise.
6717 * config/linux.h: Likewise.
6718 * config/lynx.h: Likewise.
6719 * config/netbsd.h: Likewise.
6720 * config/rs6000/linux64.h: Likewise.
6721 * config/rs6000/linux.h: Likewise.
6722 * config/s390/tpf.h: Likewise.
6723 * config/sh/embed-elf.h: Likewise.
6724 * config/sparc/linux64.h: Likewise.
6725 * config/sparc/linux.h: Likewise.
6726 * config/svr4.h: Likewise.
6727 * gcov-io.h: Likewise.
6729 * doc/tm.texi: Updated.
6731 * libgcov.c (create_file_directory): Defined only if
6732 TARGET_POSIX_IO is defined.
6733 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6736 2005-07-13 Jan Hubicka <jh@suse.cz>
6738 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6740 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6742 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6743 structure as argument.
6745 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6747 PR tree-optimization/21921
6748 * tree-iterator.c (tsi_link_before): Support the case when
6749 tsi_end_p (tsi) == true.
6751 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6753 PR tree-optimization/22442
6754 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6757 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6759 PR rtl-optimization/20376
6760 * toplev.c (process_options): Enable -fweb and -frename-registers when
6762 * doc/invoke.texi: Update the information about when -fweb and
6763 -frename-registers are enabled.
6765 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6768 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6769 if *rhs_p is not a SSA_NAME.
6771 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6773 Fix PR tree-optimization/22422
6774 * tree-ssa-structalias.c (struct variable_info): Add flag for
6776 (get_varinfo): Now a static function.
6777 (new_varinfo): init has_union and is_special_var to false.
6778 (solution_set_add): Check has_union.
6779 (do_da_constraint): Move temporary variable so it gets reset
6781 Also check for special variable.
6782 (do_ds_constraint): Ditto.
6783 (do_sd_constraint): Ditto.
6784 (do_structure_copy): Check for special variable.
6785 (find_func_aliases): Ditto.
6786 (init_base_vars): Set special vars properly.
6788 2005-07-13 Jan Hubicka <jh@suse.cz>
6790 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6793 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6794 (get_expr_operands): Fix thinko wrt flags and subvars.
6796 PR tree-optimize/22379
6797 * tree-inline.c (expand_call_inline): Do not output sorry in early
6800 2005-07-12 Dale Johannesen <dalej@apple.com>
6802 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6804 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6807 * host-linux.h: Include limits.h.
6809 2005-07-12 Dale Johannesen <dalej@apple.com>
6811 * expr.c (compress_float_constant): Add cost check.
6812 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6814 2005-07-12 Dale Johannesen <dalej@apple.com>
6816 * gcc.target/i386/compress-float-sse.c: New.
6817 * gcc.target/i386/compress-float-sse-pic.c: New.
6818 * gcc.target/i386/compress-float-387.c: New.
6819 * gcc.target/i386/compress-float-387-pic.c: New.
6820 * gcc.dg/compress-float-ppc.c: New.
6821 * gcc.dg/compress-float-ppc-pic.c: New.
6823 2005-07-12 Eric Christopher <echristo@redhat.com>
6825 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6827 * config/s390/s390.md: Include tpf.md. Move tpf specific
6829 * config/s390/tpf.md: To here.
6830 * config/s390/s390.opt: Move tpf specific options...
6831 * config/s390/tpf.opt: to here. Add mmain option.
6832 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6833 * config/s390/tpf.h: Rewrite.
6835 2005-07-12 Eric Christopher <echristo@redhat.com>
6837 * gcc.c (struct infile): Update comment for language.
6838 (main): Rewrite input file resetting code.
6840 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6843 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6844 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6845 (lookup_avail_expr): Use constant_boolean_node instead
6846 of boolean_false_node/boolean_true_node.
6848 2005-07-12 Ben Elliston <bje@au.ibm.com>
6850 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6851 and use it when printing num_edges.
6853 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6855 * doc/extend.texi (Blackfin Built-in Functions): New section.
6856 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6859 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6861 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6862 s/cmpstrsi/cmpstrnsi
6863 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6865 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6866 (init_optabs): Initialize cmpstrn_optab.
6867 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6868 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6869 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6870 * config/i386/i386.md: s/cmpstr/cmpstrn
6871 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6872 * doc/md.texi: Update documentation.
6874 2005-07-11 Richard Henderson <rth@redhat.com>
6876 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6877 build_va_arg_indirect_ref.
6878 (alpha_gimplify_va_arg): Likewise.
6879 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6880 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6881 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6882 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6883 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6884 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6886 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6888 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6890 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6891 * passes.c (init_optimization_passes): Add pass_empty_loop.
6892 * tree-pass.h (pass_empty_loop): Declare.
6893 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6894 try_remove_empty_loop, remove_empty_loops): New functions.
6895 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6896 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6898 2005-07-12 Peter Barada <peter@the-baradas.com>
6902 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6903 in address registers.
6904 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6905 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6906 alternative of addsi3_5200.
6908 2005-07-11 Ian Lance Taylor <ian@airs.com>
6910 * config/mips/mips.md (ffs<mode>2): Remove.
6912 2005-07-11 Ian Lance Taylor <ian@airs.com>
6914 * doc/tree-ssa.texi (Cleanups): Improve description of
6916 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6918 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6920 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6921 * tree.h (DECL_ARGUMENT_FLD): New macro.
6923 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6925 Fix PR tree-optimization/22404
6927 * tree-ssa-structalias.c (create_variable_info_for): Use
6930 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6932 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6933 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6934 for second comparison operand.
6935 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6937 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6938 (define_insn_reservation "alu"): Likewise.
6939 (csync, ssync): Now of type sync.
6940 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6941 -mcsync-anomaly -mspecld-anomaly.
6942 * config/bfin/bfin.opt (mcsync): Remove.
6943 (mcsync-anomaly, mspecld-anomaly): Add.
6944 * config/bfin/bfin.c: Include "insn-codes.h".
6945 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6946 (TARGET_DEFAULT_TARGET_FLAGS): New.
6947 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6949 2005-07-11 Steven Bosscher <stevenb@suse.de>
6951 * basic-block.h: Give the BB flags enum a name, bb_flags.
6952 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6953 * cfgcleanup.c (enum bb_flags): Remove here.
6954 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6955 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6956 (update_forwarder_flag): Likewise.
6957 (thread_jump): Likewise.
6958 (try_forward_edges): Likewise.
6959 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6960 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6961 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6963 2005-07-11 Richard Guenther <rguenther@suse.de>
6965 * config/i386/i386.opt: New target option -msseregparm.
6966 * config/i386/i386.c (override_options): Error out for
6967 -msseregparm but no SSE support.
6968 (ix86_function_sseregparm): Check for global sseregparm.
6969 * doc/invoke.texi: Document -msseregparm.
6971 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6973 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6974 (m32rle-*-linux*): Ditto.
6976 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6978 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6979 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6982 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6986 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6987 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6989 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6991 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6992 (varmap): Heapify varmap.
6993 (constraints): Heapify constraints.
6994 (struct constraint_graph): Heapify succs and preds.
6995 (constraint_vec_find): Update for heapification.
6996 (constraint_set_union): Ditto.
6997 (insert_into_complex): Ditto.
6998 (constraint_edge_vec_find): Ditto.
6999 (erase_graph_self_edge): Ditto.
7000 (add_graph_edge): Ditto.
7001 (get_graph_weights): Ditto.
7002 (merge_graph_nodes): Ditto.
7003 (build_constraint_graph): Ditto.
7004 (topo_visit): Ditto.
7005 (solve_graph): Ditto.
7006 (create_variable_info_for): Ditto.
7007 (init_base_vars): Ditto.
7008 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7009 (condese_varmap_nodes): Free complex vector.
7010 (clear_edges_for_node): Clear succs and preds vector.
7012 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7014 * tree-ssa-structalias.c (update_alias_info): Change counting of
7015 references to not include vdefs.
7017 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7019 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7022 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7024 * pa.c (pa_commutative_p): Make PLUS commutative when
7025 TARGET_NO_SPACE_REGS is true.
7027 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7029 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7030 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7031 * tree-dfa.c (dump_subvars_for): New.
7032 (debug_subvars_for): New.
7033 (dump_variable): Show subvariables if VAR has them.
7034 * tree-flow-inline.h (get_subvar_at): New.
7035 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7036 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7038 (struct subvar): Change fields offset and size to unsigned
7040 (dump_subvars_for): Declare.
7041 (debug_subvars_for): Declare.
7042 (get_subvar_at): Declare.
7043 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7044 to unsigned HOST_WIDE_INT *.
7045 (overlap_subvar): Likewise.
7046 * tree-gimple.c (is_gimple_reg): Always return false for
7047 SFTs and memory tags.
7048 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7050 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7051 (compute_may_aliases): Call compute_points_to_sets.
7052 (collect_points_to_info_for): Remove.
7053 (compute_points_to_and_addr_escape): Remove.
7054 (delete_alias_info): Call delete_points_to_sets.
7055 (compute_flow_sensitive_aliasing): If the call to
7056 find_what_p_points_to returns false, call set_pt_anything.
7057 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7058 (set_pt_anything): Clear pi->pt_vars.
7059 (set_pt_malloc): Remove.
7060 (merge_pointed_to_info): Remove.
7061 (add_pointed_to_expr): Remove.
7062 (add_pointed_to_var): Remove.
7063 (collect_points_to_info_r): Remove.
7064 (is_escape_site): Make extern.
7066 (create_overlap_variables_for): Call it.
7067 * tree-ssa-copy.c (merge_alias_info): Never merge
7068 flow-sensitive alias information.
7069 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7070 offset and size to be unsigned HOST_WIDE_INT.
7071 (add_to_addressable_set): Rename from note_addressable.
7072 Set TREE_ADDRESSABLE as the variables are added to the set.
7074 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7075 operands into VUSEs when adding V_MAY_DEFs for members in an
7077 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7078 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7079 (struct variable_info): Add bitfield is_heap_var.
7080 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7081 (new_var_info): Initialize is_heap_var.
7082 (get_constraint_for): Add HEAP variables to the symbol table.
7083 Mark them with is_heap_var.
7084 (update_alias_info): New. Taken mostly from the old
7085 compute_points_to_and_addr_escape.
7086 (handle_ptr_arith): New.
7087 (find_func_aliases): Call update_alias_info.
7088 Call handle_ptr_info for tcc_binary expressions.
7089 Call mark_stmt_modified.
7090 (create_variable_info_for): If DECL has subvars, do not create
7091 variables for its subvars. Always add all the fields.
7092 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7093 SFTs, then add all the SFTs of the structure.
7094 If VI->DECL is an aggregate with subvariables, add the SFT at
7096 (find_what_p_points_to): If VI is an artificial variable,
7097 translate to bitfields in SSA_NAME_PTR_INFO.
7098 If the solution is empty, set pi->pt_vars to NULL
7099 (init_base_vars): Create ANYOFFSET.
7100 (compute_points_to_sets): Rename from create_alias_vars.
7102 (pass_build_pta): Remove.
7103 (delete_points_to_sets): Rename from delete_alias_vars.
7104 (pass_del_pta): Remove.
7105 * tree-ssa-structalias.h (struct alias_info): Move from
7107 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7108 NUM_REFERENCES_SET): Likewise.
7109 (compute_points_to_sets, delete_points_to_sets): Declare.
7111 2005-07-09 Richard Henderson <rth@redhat.com>
7113 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7114 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7115 alpha_split_lock_test_and_set_12): New functions.
7116 * config/alpha/alpha-protos.h: Update.
7117 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7118 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7119 * config/alpha/sync.md (I12MODE): New.
7120 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7121 (sync_<fetchop_name><I48MODE>): Likewise.
7122 (sync_nand<I48MODE>): Likewise.
7123 (sync_old_<fetchop_name><I48MODE>): Likewise.
7124 (sync_new_<fetchop_name><I48MODE>): Likewise.
7125 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7126 (sync_compare_and_swap<I48MODE>): Likewise.
7127 (sync_lock_test_and_set<I48MODE>): Likewise.
7128 (sync_compare_and_swap<I12MODE>): New.
7129 (sync_compare_and_swap<I12MODE>_1): New.
7130 (sync_lock_test_and_set<I12MODE>): New.
7131 (sync_lock_test_and_set<I12MODE>_1): New.
7133 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7137 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7139 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7141 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7142 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7144 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7147 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7149 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7151 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7152 memory_operand constraint.
7153 (store_conditional_<mode>): Same.
7154 (sync_compare_and_swap<mode>): Same.
7155 (sync_lock_test_and_set<mode>): Same.
7157 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7159 Rewrite PIC support to more closely model actual instructions.
7160 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7161 (cris_symbol): Remove prototypes for removed functions.
7162 (cris_pic_symbol_type_of, cris_valid_pic_const)
7163 (cris_expand_pic_call_address): Prototypes for new functions.
7164 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7166 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7168 <case ':'>: Add case for new punctuation character.
7169 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7170 emitting (extra) PIC modifier.
7171 <case UNSPEC>: Do not assert for PLT.
7172 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7173 (cris_expand_prologue, cris_expand_epilogue): Check
7174 for pic_offset_table_rtx usage instead of taking
7175 current_function_uses_pic_offset_table as the final word.
7176 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7177 Remove flag_pic difference.
7178 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7179 the moral equivalents of...
7180 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7182 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7183 (cris_handle_option): Mark ARG as unused.
7184 (cris_expand_pic_call_address): New worker function for "call",
7186 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7187 output PIC constructs here.
7188 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7189 as symbol-specific modifers, not whole or part of operands.
7190 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7191 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7192 constants and flag_pic.
7193 (CONSTANT_INDEX_P): Adjust for new functions.
7194 (enum cris_pic_symbol_type): New helper type.
7195 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7196 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7197 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7199 ("movsi"): Emit actual instructions for GOT and relative access.
7200 ("*movsi_got_load"): New pattern to set up the register holding
7202 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7203 Adjust FIXME for 'S'.
7204 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7205 Use "movs" for -fpic cases.
7206 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7207 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7208 ("call", "call_value"): Just call cris_expand_pic_call_address for
7210 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7211 Remove special pattern.
7212 ("*expanded_call_side", "*expanded_call_value_side"): New
7214 (gotplt-to-plt, gotplt-to-plt-side-call)
7215 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7217 * config/cris/cris/predicates.md
7218 ("cris_general_operand_or_gotless_symbol"): Remove unused
7220 ("cris_general_operand_or_symbol"): Adjust for new functions.
7222 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7224 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7226 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7228 * Makefile.in (TREE_H): Add treestruct.def.
7229 (c-decl.o): Add pointer-set.h
7230 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7231 visibility on regular DECL's.
7232 (merge_decls): Fix the copying of decl nodes of various types for
7233 the new structures. Don't update RTL, section name, weak status,
7234 etc, on DECL's without RTL.
7235 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7236 Don't check volatile on non-variable types.
7237 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7238 to check whether we have seen arguments.
7239 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7240 flag is checked before field (flag is common, field is not).
7241 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7242 TS_DECL_COMMON could have an origin.
7243 (add_location_or_const_value_attribute): Don't check section name
7244 on non-var/function decls.
7245 (dwarf2out_var_location): Reverse order of tests.
7246 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7247 with DECL_WRTL_CHECK.
7248 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7249 * fold-const.c (fold_binary): Don't check weakness on
7250 non-var/function decls.
7251 (tree_expr_nonzero_p): Ditto.
7252 (fold_checksum_tree): Use tree_decl_extra as sizeof
7254 * ggc-page.c (extra_order_size_table): Add sizes for
7255 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7257 * gimplify.c (gimplify_bind_expr): Only set
7258 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7259 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7261 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7262 * langhooks.h (init_ts). New langhook.
7263 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7264 * print-tree.c (print_node): Update to only print fields that
7265 exist in the structures the passed decl has.
7266 * toplev.c (wrapup_global_declarations): Don't reset
7267 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7268 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7269 * tree-inline.c (remap_decl): Ditto.
7270 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7271 * tree-pretty-print.c (print_declaration): Don't print
7272 DECL_REGISTER on things that don't contain it.
7273 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7274 non-var/function decls.
7275 * tree.c (tree_contains_struct): New structure.
7276 (init_priority_for_decl): New hashtable.
7277 (tree_int_map): New structure.
7278 (tree_int_map_eq): New function.
7279 (tree_int_map_marked_p): Ditto.
7280 (tree_int_map_hash): Ditto.
7281 (tree_map): Move to tree.h.
7282 (tree_map_eq): Externalize.
7283 (tree_map_hash): Ditto.
7284 (tree_map_marked_p): Ditto.
7285 (init_ttree): Set up tree_contains_struct and call langhook.
7286 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7287 (tree_code_size): Update for new structures.
7288 (tree_node_structure): Update for new structures.
7289 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7291 (copy_node_stat): Copy init priority.
7292 (build_decl_stat): Ditto for visibility.
7293 (ts_enum_names): New.
7294 (tree_contains_struct_check_failed): New function.
7295 (decl_init_priority_lookup): Ditto.
7296 (decl_init_priority_insert): Ditto.
7297 * treestruct.def: New file.
7298 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7299 (CONTAINS_STRUCT_CHECK): Ditto.
7300 (tree_contains_struct_check_failed): New prototype.
7301 (DECL_CHECK): Removed.
7302 (DECL_MINIMAL_CHECK): New.
7303 (DECL_COMMON_CHECK): Ditto.
7304 (DECL_WRTL_CHECK): Ditto.
7305 (DECL_NON_COMMON_CHECK): Ditto.
7306 (DECL_WITH_VIS_CHECK): Ditto.
7307 (VAR_OR_FUNCTION_DECL_P): Ditto
7308 (struct tree_decl_minimal): New structure.
7309 (struct tree_decl_common): Ditto.
7310 (struct tree_decl_with_rtl): Ditto.
7311 (struct tree_decl_with_vis): Ditto.
7312 (struct tree_decl_non_common): Ditto.
7313 (struct tree_field_decl): Ditto.
7314 (struct tree_parm_decl): Ditto.
7315 (struct tree_var_decl): Ditto.
7316 (struct tree_function_decl): Ditto.
7317 (struct tree_const_decl): Ditto.
7318 (struct tree_result_decl): Ditto.
7319 (union tree_node): Add new structures.
7320 * var-tracking.c (track_expr_p): Reverse order of tests.
7322 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7324 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7326 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7327 * system.h: Poison FINALIZE_PIC.
7328 * doc/tm.texi (FINALIZE_PIC): Remove.
7330 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7333 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7334 to the correct type if we have a MODIFY_EXPR.
7336 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7338 PR tree-optimization/22360
7339 * tree.c (upper_bound_in_type): Fix calculations for casting
7340 to a non-wider signed type and casting a signed value to a
7341 wider unsigned type.
7342 (lower_bound_in_type): Fix calculations for casting to a
7343 non-wider signed type.
7345 PR tree-optimization/20139
7346 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7348 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7349 fold_cond_expr_cond.
7350 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7351 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7353 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7356 * tree-complex.c (expand_complex_libcall): Produce
7357 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7359 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7361 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7362 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7363 b" assert and inserted fastpath code for this case.
7364 (bitmap_ior): Removed "a != b" assert.
7366 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7368 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7369 (ENDFILE_SPEC): Likewise.
7370 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7372 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7373 a large stack frame at epilogue.
7375 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7377 * final.c: Include sdbout.h when required.
7379 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7381 * config.gcc (*-*-darwin*): Only one target-specific header file
7383 (powerpc-*-darwin*): Add version-specific header files.
7384 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7385 * config.in: Regenerate.
7386 * configure: Regenerate.
7387 * gcc.c: Include xregex.h.
7388 (version_compare_spec_function): New.
7389 (spec_function): Add version-compare.
7390 (replace_outfile_spec_function): Reformat comment.
7391 (compare_version_strings): New.
7392 * config/darwin-c.c (version_as_macro): New.
7393 (builtin_define): New.
7394 (darwin_cpp_builtins): New.
7395 * config/darwin-protos.h (darwin_cpp_builtins): New.
7396 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7397 (LIB_SPEC): Make unconditional, update comment.
7398 (TARGET_C99_FUNCTIONS): Define.
7399 * config/darwin.opt: Sort.
7400 (mmacosx-version-min=): New.
7401 * config/darwin7.h: Delete.
7402 * config/darwin8.h: Delete.
7403 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7404 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7405 (TARGET_C99_FUNCTIONS): Define.
7406 * config/rs6000/darwin7.h: New.
7407 * config/rs6000/darwin8.h: New.
7408 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7409 (-mmacosx-version-min): Document.
7411 2005-07-07 Ian Lance Taylor <ian@airs.com>
7413 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7415 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7418 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7420 2005-07-07 Khem Raj <kraj@mvista.com>
7422 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7423 in bytes, not words.
7425 2005-07-07 Paul Brook <paul@codesourcery.com>
7427 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7428 DEFAULT_FUNCTION_ARG_PADDING to upward.
7430 2005-07-07 Richard Henderson <rth@redhat.com>
7432 * function.c (locate_and_pad_parm): Record parameter alignment in
7433 stack_alignment_needed.
7435 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7437 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7438 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7439 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7440 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7441 (define_attr "type"): Add isync, sync, load_l, store_c.
7442 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7443 Create scratch volatile MEM.
7444 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7446 (load_locked_<mode>): New.
7447 (store_conditional_<mode>): New.
7448 (sync_compare_and_swap<mode>): Replace with splitter.
7449 (sync_lock_test_and_set<mode>): Replace with splitter.
7450 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7452 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7453 is ics. Attribute isync.
7454 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7456 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7457 and UNSPECV_SYNC_OP.
7458 (emit_unlikely_jump): New.
7459 (emit_load_locked): New.
7460 (emit_store_conditional): New.
7461 (rs6000_split_compare_and_swap): New.
7462 (rs6000_split_lock_test_and_set): New.
7463 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7464 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7465 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7466 rs6000_split_lock_test_and_set): Declare.
7467 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7468 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7469 store_c, isync, sync.
7471 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7473 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7474 filenames to gtyp-gen.h.
7475 (s-typ-gen): Use it in place of for loops.
7477 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7479 * hooks.c (hook_bool_rtx_int_false): New function.
7480 * hooks.h (hook_bool_rtx_int_false): Declare.
7481 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7482 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7483 * target.h (struct gcc_target): Add commutative_p member.
7484 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7485 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7486 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7487 (pa_commutative_p): New function.
7488 * jump.c (target.h): Include.
7489 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7490 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7492 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7494 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7495 (s390_expand_setmem): New.
7496 * config/s390/s390.c: Likewise.
7497 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7499 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7500 general_operand. Call new function "s390_expand_setmem".
7501 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7502 ("setmem_long", "*setmem_long"): ... this.
7504 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7506 * config/s390/s390.c: (optimization_options): Enable
7507 TARGET_MVCLE at -Os.
7508 * doc/invoke.texi: Document changes in default behaviour.
7509 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7511 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7513 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7514 defined by back-end.
7516 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7518 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7519 all sets in the pattern.
7520 * config/rs6000/rs6000.md (stack_protect_testsi,
7521 stack_protect_testdi): Likewise.
7523 2005-07-06 Jeff Law <law@redhat.com>
7525 * tree-vrp.c (simplify_using_ranges): Kill.
7526 (vrp_finalize): Remove call to simplify_using_ranges.
7527 (simplify_stmt_using_ranges): New function extracted from
7528 simplify_using_ranges.
7529 (simplify_div_or_mod_using_ranges): Likewise.
7530 (simplify_abs_using_ranges): Likewise.
7531 (simplify_cond_using_ranges): New function.
7532 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7533 * tree-ssa-propagate.c (substitute_and_fold): Call
7534 simplify_stmt_using_ranges if we have range information.
7536 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7538 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7539 ia64_flag_schedule_isns2.
7541 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7542 reading/writing general registers.
7543 (ia64_function_arg): Revert 2005-06-18 change.
7545 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7547 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7548 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7550 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7552 * function.c (expand_function_end): Revert part of 2005-06-27
7553 patch. Do sjlj_emit_function_exit_after after return_label.
7555 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7557 * doc/install.texi (--disable-libssp): New.
7559 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7561 * doc/invoke.texi: Update -fforce-mem documentation.
7562 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7563 code for -fforce-mem.
7564 * expmed.c: (store_bit_field,store_fixed_bit_field,
7565 extract_bit_field): Ditto.
7566 * expr.c: (convert_move): Ditto.
7567 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7568 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7569 emit_conditional_add,expand_float,expand_fix): Ditto.
7570 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7571 (common_handle_option): Issue warning when -fforce-mem specified.
7573 2005-07-06 Paul Brook <paul@codesourcery.com>
7575 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7577 * configure: Regenerate.
7579 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7581 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7583 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7585 Fix PR tree-optimization/22319
7586 Fix PR tree-optimization/22140
7587 Fix PR tree-optimization/22310
7589 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7590 variable sized types.
7591 Use correct type for intermediate structure on *a = *b structure
7594 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7596 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7598 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7599 (machine_function): Move typedef to...
7600 * config/rs6000/rs6000.c (machine_function): ... here. Add
7601 varargs_save_offset field.
7602 (rs6000_stack_t): Remove varargs_size field.
7603 (setup_incoming_varargs): Allocate varargs save area using
7604 assign_stack_local, try to make it as small as possible.
7605 Save offset from virtual_stack_vars_rtx to the save area
7606 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7607 instead of magic 8 when fp word byte size is used.
7608 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7609 instead of -RS6000_VARARGS_SIZE.
7610 (rs6000_stack_info, debug_stack_info,
7611 rs6000_initial_elimination_offset): Remove all traces of
7613 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7614 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7615 RS6000_VARARGS_AREA.
7617 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7619 PR tree-optimization/21963
7620 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7621 constant_multiple_of in the same way get_computation_cost_at does.
7623 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7625 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7626 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7627 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7628 and return its previous value.
7629 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7630 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7632 (stack_protect_set, stack_protect_test): New expanders.
7633 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7634 stack_protect_testdi): New insns.
7635 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7636 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7638 2005-07-06 Jeff Law <law@redhat.com>
7640 * tree-ssa-dce.c (cfg_altered): New global.
7641 (tree_dce_init): Initialize cfg_altered.
7642 (remove_dead_stmt): If we remove an edge in the CFG, then set
7644 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7647 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7649 * Makefile.in (stamp-collect-ld): Use
7650 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7651 ./collect-ld if it already exists.
7652 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7653 Don't remove ./nm if it already exists.
7655 2005-07-05 Devang Patel <dpatel@apple.com>
7657 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7658 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7659 * tree-vectorizer.c (vect_loop_location): New.
7660 (vect_print_dump_info): Use vect_loop_location.
7661 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7662 (vectorize_loops): Set vect_loop_location.
7663 * tree-vect-analyze.c (vect_analyze_offset_expr,
7664 vect_determin_vectorization_factor, vect_analyze_operations,
7665 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7666 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7667 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7668 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7669 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7670 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7671 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7672 vect_analyze_loop): Adjust vect_print_dump_info API.
7673 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7674 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7675 vect_finish_stmt_generation, vectorizable_assignment,
7676 vectorizable_operation, vectorizable_store, vectorizable_load,
7677 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7678 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7679 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7680 vect_transform_loop): Same.
7681 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7682 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7685 2005-07-05 Randolph Chung <tausq@debian.org>
7687 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7688 * configure: Regenerate.
7689 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7690 (pa_tls_referenced_p): Declare.
7691 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7692 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7693 (legitimize_tls_address): New.
7694 (hppa_legitimize_address): Handle TLS addresses.
7695 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7696 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7697 (emit_move_sequence): Handle TLS addresses.
7698 (pa_encode_section_info): Call default handler to handle common
7700 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7701 (CONSTANT_ADDRESS_P): Reject TLS operands.
7702 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7703 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7704 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7705 (UNSPEC_TLSLE): Define new constants.
7706 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7707 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7708 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7709 (tie_symbolic_operand, tle_symbolic_operand): New
7711 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7713 * aclocal.m4: Update macros for autoconf 2.59 style.
7714 * configure.ac: Likewise.
7716 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7718 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7719 (function_arg): Pass small aggregates in general registers on 32-bit
7721 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7723 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7725 * Makefile.in (final.o): Fix dependencies.
7727 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7731 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7732 * langhooks.c (lhd_expr_to_decl): New.
7733 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7735 (LANG_HOOKS_INITIALIZER): Update.
7736 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7737 expr_to_decl langhook.
7738 * c-tree.h (c_expr_to_decl): Declare.
7739 * c-typeck.c (c_expr_to_decl): New.
7740 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7742 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7744 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7747 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7748 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7750 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7752 * Makefile.in: Adjust dependencies.
7753 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7754 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7755 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7756 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7757 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7758 rest_of_compilation.
7760 * bb-reorder.c (gate_duplicate_computed_gotos,
7761 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7762 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7763 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7764 pass_partition_blocks): New.
7765 * bt-load.c (gate_handle_branch_target_load_optimize,
7766 rest_of_handle_branch_target_load_optimize,
7767 pass_branch_target_load_optimize): New.
7768 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7770 * cfglayout.c (pass_insn_locators_initialize): New.
7771 * cfgrtl.c (pass_free_cfg): New.
7772 * combine.c (gate_handle_combine, rest_of_handle_combine,
7774 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7775 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7776 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7777 * except.c (pass_set_nothrow_function_flags,
7778 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7780 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7781 rest_of_handle_shorten_branches, pass_shorten_branches,
7782 rest_of_clean_state, pass_clean_state): New.
7783 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7784 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7785 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7787 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7788 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7789 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7790 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7792 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7793 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7794 pass_rtl_ifcvt, gate_handle_if_after_combine,
7795 rest_of_handle_if_after_combine, pass_if_after_combine,
7796 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7797 pass_if_after_reload): New.
7798 * integrate.c (pass_initial_value_sets): New.
7799 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7800 pass_purge_lineno_notes): New.
7801 * mode-switching.c (rest_of_handle_mode_switching,
7802 pass_mode_switching): New.
7803 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7804 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7806 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7807 pass_loop_optimize): New.
7808 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7810 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7812 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7813 pass_postreload_cse): New.
7814 * profile.c (gate_handle_profiling, pass_profiling,
7815 rest_of_handle_branch_prob, pass_branch_prob): New.
7816 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7817 pass_split_before_regstack, gate_handle_split_before_regstack,
7818 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7819 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7820 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7821 pass_stack_regs): New.
7822 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7823 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7824 pass_stack_adjustments): New.
7825 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7826 pass_regrename): New.
7827 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7828 pass_delay_slots, gate_handle_machine_reorg,
7829 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7830 * rtl.h (extern void purge_line_number_notes): New.
7831 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7832 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7834 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7836 * value-prof.c (gate_handle_value_profile_transformations,
7837 rest_of_handle_value_profile_transformations,
7838 pass_value_profile_transformations): New.
7839 * var-tracking.c (gate_handle_var_tracking,
7840 pass_variable_tracking): New.
7841 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7843 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7844 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7845 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7846 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7847 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7848 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7849 rest_of_handle_gcse2, rest_of_handle_regmove,
7850 rest_of_handle_tracer, rest_of_handle_if_conversion,
7851 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7852 rest_of_handle_web, rest_of_handle_branch_prob,
7853 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7854 rest_of_handle_jump_bypass, rest_of_handle_combine,
7855 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7856 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7857 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7858 rest_of_handle_mode_switching, rest_of_handle_jump,
7859 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7860 rest_of_handle_flow2, rest_of_handle_jump2,
7861 rest_of_handle_peephole2, rest_of_handle_postreload,
7862 rest_of_handle_shorten_branches, rest_of_clean_state,
7863 rest_of_compilation): Remove.
7865 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7866 * passes.c (dump_flags, in_gimple_form, all_passes,
7867 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7868 register_dump_files, next_pass_1, last_verified, execute_todo,
7869 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7870 from tree-optimize.c.
7871 (init_optimization_passes): Moved from tree-optimize.c,
7872 adding the RTL optimizations.
7873 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7874 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7875 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7876 register_dump_files, next_pass_1, last_verified, execute_todo,
7877 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7878 init_tree_optimization_passes, ipa_passes): Delete.
7879 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7881 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7882 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7884 (ipa_passes): Remove.
7885 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7886 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7887 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7888 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7889 (dump_info_p, dump_flag): Moved to tree-dump.h.
7891 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7893 * passes.c (finish_optimization_passes): Use dump_begin
7894 and dump_end, TDI_end.
7895 (gate_rest_of_compilation): New.
7896 (pass_rest_of_compilation): Use it.
7897 (gate_postreload, pass_postreload): New.
7898 * toplev.c (general_init): Rename init_tree_optimization_passes.
7899 * toplev.h (init_tree_optimization_passes): Rename to
7900 init_optimizations_passes.
7901 * tree-dump.c (dump_flag): Make static.
7902 (dump_files): Remove RTL dumps.
7903 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7904 pass_cleanup_cfg, pass_free_cfg_annotations,
7905 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7906 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7907 * tree-pretty-print.c: Include tree-pass.h.
7908 * cgraph.c: Include tree-dump.h.
7910 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7912 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7913 Only fall back to saying it points to readonly memory if
7916 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7918 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7919 * config/m32r/m32r.c (m32r_compute_frame_size,
7920 m32r_expand_prologue): Take current_function_profile into
7921 account whenever we reference
7922 current_function_uses_pic_offset_table.
7923 (m32r_finalize_pic): Remove.
7924 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7926 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7928 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7929 instead of $<. Don't remove ./as if it already exists.
7931 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7934 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7935 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7936 for complex modes when generating code for PA 1.0.
7937 (VALID_FP_MODE_P): New macro.
7938 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7939 sets for all general and floating point modes. Align wide floating
7940 point modes to even register boundaries to comply with architectural
7942 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7943 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7944 (VALID_FP_MODE_P): New macro.
7945 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7946 sets for all general and floating point modes. Align wide floating
7947 point modes to even register boundaries to comply with architectural
7950 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7952 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7955 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7957 * tree-ssa-structalias.c: Don't include expr.h.
7959 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7961 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7964 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7966 Fix PR tree-optimization/22279
7968 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7971 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7973 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7975 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7977 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7978 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7979 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7980 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7981 config/stormy16/stormy16.c, config/v850/v850.c,
7982 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7983 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7984 Avoid "." or "\n" at end of diagnostics and capital letters at
7985 start of diagnostics.
7986 * combine.c, cse.c: Don't translate dump file output.
7987 * toplev.c (print_version): Only translate output if going to
7990 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7992 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7993 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7996 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7998 * pa.c (fix_range): Fix typo in comment.
8000 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8002 * tree-vrp.c (extract_range_from_assert): Replace
8003 fold (build (...)) with fold_build2.
8005 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8007 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8008 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8009 (format_types_orig, handle_format_attribute): Add support for
8012 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8014 * varasm.c (assemble_variable): Fix format specifier thinko.
8016 2005-07-03 Ira Rosen <irar@il.ibm.com>
8018 PR tree-optimization/22029 (and 22135)
8019 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8020 a phi node before calling dump_vops.
8022 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8024 * tree-dump.h (dump_string_field): Declare.
8025 * tree-dump.c: Use it instead of dump_string.
8026 (dump_string_field): Make non-static.
8028 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8030 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8031 up the minimal CFG stuff always when optimize > 0. Call
8032 split_all_insns_noflow in PIC case if needed.
8034 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8035 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8038 * c-decl.c (c_write_global_declarations): Dump contents of
8040 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8041 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8042 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8043 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8046 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8048 * c-common.h (GCC_DIAG_STYLE): Define.
8049 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8050 version for format checking to 4.1.
8051 * c-format.c: Include toplev.h after c-common.h.
8052 (enum format_type): Add gcc_tdiag_format_type.
8053 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8054 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8055 (format_types_orig): Add gcc_tdiag.
8056 (init_dynamic_diag_info): Support gcc_tdiag formats.
8057 (handle_format_attribute): Likewise.
8058 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8059 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8060 version for format checking to 4.1.
8061 (warning0, warning, error, pedwarn, sorry): Use
8063 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8064 (finish_aliases_1): Do not use %qE.
8065 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8066 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8067 Correct format bugs.
8068 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8069 parameter to unsigned HOST_WIDE_INT.
8070 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8072 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8075 * expr.c (write_complex_part): Use adjust_address for MEM.
8076 (read_complex_part): Same.
8078 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8080 Fix PR tree-optimization/22280
8082 * tree-sra.c (generate_element_init): Remove useless loop.
8084 2005-07-02 Richard Henderson <rth@redhat.com>
8086 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8088 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8090 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8093 * fold-const.c (fold_binary): Handle the return value of
8094 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8095 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8097 2005-07-02 Jeff Law <law@redhat.com>
8099 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8100 a eliminate type conversion which feeds an equality comparison
8101 if the original type or either operand in the comparison is a
8104 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8106 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8107 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8109 * config/avr/avr.c: Do not use '`' as left quote.
8110 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8111 Remove "." from end of diagnostics. Make diagnostics start with
8114 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8115 Joseph S. Myers <joseph@codesourcery.com>
8117 * toplev.c (default_tree_printer): Handle setting location with
8119 * c-objc.common.c (c_tree_printer): Likewise.
8120 * c-format.c (gcc_diag_flag_specs): Add '+'.
8121 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8122 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8124 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8125 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8126 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8127 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8128 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8129 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8130 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8131 format arguments where %J is used without %D.
8133 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8135 * gcc.c (LINK_SSP_SPEC): Define.
8136 (link_ssp_spec): New variable.
8137 (LINK_COMMAND_SPEC): Add %(link_ssp).
8138 (static_specs): Add link_ssp_spec.
8139 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8140 * configure: Rebuilt.
8141 * config.in: Rebuilt.
8143 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8144 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8145 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8146 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8147 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8148 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8149 -0x7008(2) instead of reading __stack_chk_guard variable.
8150 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8152 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8153 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8154 if TARGET_THREAD_SSP_OFFSET is defined.
8155 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8156 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8159 2005-06-27 Richard Henderson <rth@redhat.com>
8160 * libgcc-std.ver (GCC_4.1.0): New.
8161 * libgcc.h (__stack_chk_guard): Declare.
8162 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8163 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8164 * mklibgcc.in (lib2funcs): Add them.
8166 2005-07-01 Richard Henderson <rth@redhat.com>
8168 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8169 void * before struct sigcontext *.
8170 (x86_fallback_frame_state): Likewise.
8172 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8174 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8176 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8179 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8180 we check for SSA_NAME for.
8182 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8184 Fix PR tree-optimization/22071
8186 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8188 (get_constraint_for_component_ref): Use it.
8190 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8193 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8194 print out the last new line.
8196 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8198 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8199 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8200 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8201 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8202 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8203 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8204 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8205 (enum reg_class): New member CC0_REGS.
8206 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8207 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8208 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8209 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8210 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8211 Adjust for register now described.
8213 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8216 * config/i386/i386.md (stack_protect_test_si,
8217 stack_protect_test_di): Add earlyclobber for scratch 3.
8218 * config/rs6000/rs6000.md (stack_protect_testsi,
8219 stack_protect_testdi): Add earlyclobber for scratch 3,
8220 remove earlyclobber from scratch 4.
8222 Older entries for 2005 can be found in ChangeLog-2005.