1 2005-11-14 Mike Stump <mrs@apple.com>
3 * config/i386/i386.c (override_options): -masm=intel isn't
5 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
9 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
10 vfork after including auto-host.h.
12 2005-11-15 Alan Modra <amodra@bigpond.net.au>
14 PR rtl-optimization/22002
15 * combine.c (distribute_notes): Detect cases where a reg dies
16 two or more times in a bb, including on the insn we are combining,
17 and place the death note on the correct range.
19 2005-11-14 Dale Johannesen <dalej@apple.com>
21 * expmed.c (store_bit_field): Add offset unconditionally for
23 (extract_bit_field): Don't force extzv or extv operand into
24 a register if field is too big.
26 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
28 * config/arm/arm.c (pic_labelno): New.
29 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
30 LABEL_REF. Pass only the labelno to PIC insns.
31 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
32 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
33 * arm.md (UNSPEC_PIC_LABEL): New constant.
34 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
35 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
36 Use the correct label prefix.
38 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
40 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
43 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
45 * loop-invariant.c: Include tm_p.h.
46 * Makefile.in: Updated.
48 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
50 * pa.c (store_reg): Revise generation of frame notes in large frames.
51 (set_reg_plus_d): Likewise.
53 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
55 PR tree-optimization/24709
56 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
59 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
61 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
62 and duplicate declaration of pthread_self.
64 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
65 Ian Lance Taylor <ian@airs.com>
68 * calls.c (expand_call): If TARGET is a MEM and some part of the
69 argument area has been saved, force TARGET to a register.
71 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
73 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
76 2005-11-13 Jason Merrill <jason@redhat.com>
79 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
80 lazily declared methods.
81 (force_decl_die): Stop if forcing out the context already make a
83 (force_type_die): Likewise.
85 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
88 * builtins.c (integer_valued_real_p): Add break in
89 REAL_CST having TREE_OVERFLOW set.
91 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
93 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
94 addressing modes during calculation of costs.
96 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
98 * function.c (assign_stack_local_1): Restrict sanity check
99 on frame size overflow to 32-bit and above platforms.
101 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
103 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
104 * config/cris/cris.c: Include reload.h.
105 (cris_initial_elimination_offset): New function.
106 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
109 2005-11-12 Richard Guenther <rguenther@suse.de>
111 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
113 2005-11-12 Jan Hubicka <jh@suse.cz>
115 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
116 to compare against 0 when possible.
118 2005-11-12 Jie Zhang <jie.zhang@analog.com>
120 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
121 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
122 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
123 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
126 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
128 * recog.c (constrain_operands) <case 'g'>: For a match, require
129 that a non-register matches general_operand when strict >= 0.
131 2005-11-11 Steven Bosscher <stevenb@suse.de>
133 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
136 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
138 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
139 (memory_address_same): New.
140 (dse_optimize_stmt): Call memory_address_same.
142 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
145 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
146 ZERO_EXTEND>: New cases.
148 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
150 * longlong.h (__clz_tab): Always provide.
152 2005-11-11 Steven Bosscher <stevenb@suse.de>
155 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
157 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
158 before check_maybe_invariant.
159 (move_invariant_reg): Use gen_move_insn instead of replacing
160 SET_DEST with the temporary for the invariant.
161 (move_loop_invariants): If checking is enabled, do internal
162 consistency checks after completing the pass.
164 2005-11-11 David Edelsohn <edelsohn@gnu.org>
167 * common.opt (Wvolatile-register-var): New.
168 * varasm.c (make_decl_rtl): Only emit warning when option
169 specified. Clarify warning message.
170 * doc/invoke.texi (Wvolatile-register-var): Document new option.
172 * doc/md.texi (copysign): Document standard named pattern.
174 2005-11-11 Jie Zhang <jie.zhang@analog.com>
176 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
177 bytes when align is 2.
178 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
179 by the first instruction of the loop.
181 2005-11-11 Jason Merrill <jason@redhat.com>
184 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
187 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
189 PR rtl-optimization/22509
190 * local-alloc.c (memref_used_between_p): Check whether a function call
191 could not reference the memref.
193 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
195 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
196 algorithm so as to choose the best, not the worst, alternative.
197 Reset accumulated register class before processing next alternative.
199 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
202 * calls.c (expand_call): Copy a return value to a plain register
205 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
208 * varasm.c (assemble_name): Recompute name only for transparent
211 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
213 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
215 2005-11-04 Jeff Law <law@redhat.com>
218 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
219 perform reassociation if the parent statement will not die as
220 a result of the optimization.
222 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
224 * tree-ssa-alias.c (compute_may_aliases): Remove call to
225 delete_old_heap_vars.
226 * tree-dfa.c (referenced_var_remove): Remove function.
227 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
228 (delete_tree_ssa): Remove call to delete_old_heapvars.
229 Add call to delete_alias_heapvars.
230 * tree-flow.h (referenced_var_remove): Remove prototype
231 (init_alias_heapvars): New prototype.
232 (delete_alias_heapvars): Ditto.
233 * Makefile.in (tree-ssa-structalias.o): Add
234 gt-tree-ssa-structalias.o
235 (GTFILES): Add tree-ssa-structalias.h and
236 tree-ssa-structalias.c.
237 (s-gtype): Add gt-tree-ssa-structalias.h.
238 * tree-ssa-structalias.c (heapvars): Remove.
239 (oldheapvars): Remove.
240 (heapvar_for_stmt): New variable.
241 (heapvar_lookup): New function.
242 (heapvar_insert): Ditto.
243 (get_constraint_for): See if we have an old heapvar
245 (init_alias_heapvars): New function.
246 (delete_alias_heapvars): Ditto.
247 Add include of gt-tree-ssa-structalias.h.
249 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
252 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
254 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
256 * tree.c (int_fits_type_p): Only look at the base type
257 if it has the same precision as the original type.
259 2005-11-10 Jakub Jelinek <jakub@redhat.com>
262 * varasm.c (assemble_alias): Use %q+D in the error
263 message instead of %J and %qD.
265 2005-11-10 Richard Guenther <rguenther@suse.de>
267 * gcse.c (free_ldst_entry): Only free hashtable if
270 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
272 * function.c (assign_stack_local_1): Issue an error message if
273 the frame size overflows in the signed target arithmetics.
275 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
277 * tree.c (build_qualified_type): Chain the new type to the original
278 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
279 a POINTER_TYPE or a REFERENCE_TYPE respectively.
280 (build_pointer_type_for_mode): Only return unqualified types.
281 (build_reference_type_for_mode): Likewise.
283 2005-11-09 Jakub Jelinek <jakub@redhat.com>
285 * Makefile.in (gnucompare): Do comparison of all files using one of
286 the chosen methods and only afterwards decide if just warning should
287 be issued or comparison failure raised.
289 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
291 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
292 (noce_try_abs): Negate if the comparison is reversed.
293 Look only one instruction backwards for a REG_EQUAL note.
295 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
298 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
299 gthr-tpf.h: Define __gthrw. For all identifiers that might
300 be weak, introduce weakrefs or non-weak aliases with __gthrw,
301 and prefix all uses with __ghtrw.
303 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
306 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
307 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
308 * c-common.c (handle_weakref_attribute): New.
309 (c_common_attribute_table): Add weakref.
310 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
312 * configure, config.in: Rebuilt.
313 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
314 * doc/extend.texi: Document weakref attribute.
315 * varasm.c (ultimate_transparent_alias_target): New
316 (assemble_name): Use it.
317 (weak_finish_1): Split out of...
318 (weak_finish): ... and deal with weakrefs in...
319 (weakref_targets): ... new list.
320 (globalize_decl): Clean up weakref_targets.
321 (do_assemble_alias): Handle weakrefs.
322 (finish_aliases_1): Do not reject weakrefs to external symbols.
323 (assemble_alias): Handle weakrefs.
325 2005-11-09 Richard Guenther <rguenther@suse.de>
327 PR tree-optimization/24716
328 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
329 t_bool to track results from follow_ssa_edge.
331 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
333 * final.c (force_source_line): New global variable.
334 (final_scan_insn): Set it to true instead of clearing last_filename.
335 (notice_source_line): Return true if force_source_line is true,
336 unless source info is absent.
338 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
341 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
342 a linkage name for a variable if it a register variable.
343 * c-decl.c (grokdeclarator): Global register variables
344 should be set as PUBLIC.
346 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
349 * config/s390/s390.c (struct s390_frame_layout): New fields
350 first_save_gpr_slot and last_save_gpr_slot.
351 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
352 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
353 first_save_gpr and last_save_gpr with the _slot variants.
354 (s390_register_info): Calculate first_save_gpr_slot and
355 last_save_gpr_slot using regs_ever_live.
357 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
360 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
361 for a function containing a landing pad.
363 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
366 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
369 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
371 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
372 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
374 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
377 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
379 (call,load,store): New insn types.
380 (mem_access, branch_access): Adjust reservation conditions.
381 (define_delay): Adjust condition.
382 (decrement_and_branch_until_zero): Allow for ms2. Set branch
384 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
385 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
387 (call_internal, call_value_internal, return_internal,
388 return_interrupt_internal, eh_return_internal, indirect_jump,
389 tablejump): Set call insn type.
390 (blockage, ei, di): Use appropriate unspec const.
391 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
392 (ms1_get_attr_type): Adjust to give load & store types.
393 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
394 backwards past a barrier.
395 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
397 (struct branch_info, struct label_info): New.
399 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
400 (ms1_machine_reorg): New.
401 (TARGET_MACHINE_DEPENDENT_REORG): Override.
402 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
403 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
404 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
407 2005-11-09 Per Bothner <per@bothner.com>
408 Uros Bizjak <uros@kss-loka.si>
411 * toplev.c (process_options): Initialize debug_hooks early
412 in case lang_hooks.post_options ends up calling a debug_hook.
414 2005-11-08 Jakub Jelinek <jakub@redhat.com>
416 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
417 DBX_REGISTER_NUMBER being contiguous.
419 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
420 Diego Novillo <dnovillo@redhat.com>
423 * tree-vrp.c (register_edge_assert_for): Do not register
424 always-false predicates.
426 2005-11-08 Devang Patel <dpatel@apple.com>
428 PR tree-optimization/23115
429 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
432 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
434 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
437 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
439 Fix PR tree-optimization/23382
441 * tree-ssa-alias.c (compute_may_aliases): Call
442 delete_old_heap_vars.
443 * tree-dfa.c (referenced_var_remove): New function.
444 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
445 * tree-flow.h (referenced_var_remove): Add prototype.
446 (delete_old_heap_vars): Ditto.
447 * tree-ssa-structalias.c (heapvars): New variable.
448 (oldheapvars): Ditto.
449 (get_constraint_for): Put heap vars on heapvars list.
450 (delete_old_heap_vars): New function.
452 2005-11-08 Jason Merrill <jason@redhat.com>
454 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
456 2005-11-08 Uros Bizjak <uros@kss-loka.si>
459 * reg-stack.c (reg_to_stack): Update register liveness also
460 for flag_sched2_use_traces.
462 2005-11-08 Alan Modra <amodra@bigpond.net.au>
465 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
466 override prior explicit -mno-powerpc-gfxopt.
468 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
470 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
471 if the bitsize is zero.
472 * doc/md.texi (Standard Pattern Names): Document it.
474 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
475 (TARGET_PASS_BY_REFERENCE): Likewise.
477 2005-11-07 Ian Lance Taylor <ian@airs.com>
479 PR rtl-optimization/24683
480 * config/i386/i386.c (legitimize_pic_address): If constant operand
481 to PLUS is too large, put it in a register.
483 2005-11-07 Jie Zhang <jie.zhang@analog.com>
485 * configure.ac: Enable checking assembler dwarf2 support for bfin
487 * configure: Regenerate.
489 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
493 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
494 gen_easy_vector_constant_add_self): Delete.
495 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
497 (output_vec_const_move): Use gen_easy_altivec_constant.
498 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
499 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
500 (easy_vector_constant_add_self): Rewritten.
501 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
502 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
503 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
504 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
505 Macroize and adjust for the other changes.
507 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
511 * c-typeck.c (build_c_cast): Try using a shared constant, and see
512 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
514 2005-11-07 Jakub Jelinek <jakub@redhat.com>
516 PR rtl-optimization/23567
517 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
518 (noce_process_if_block): Don't do any optimizations except
519 if (cond) x = x; if !set_b and write into orig_x may trap
520 or fault. Remove the MEM_READONLY_P check.
522 2005-11-06 Diego Novillo <dnovillo@redhat.com>
525 * tree-vrp.c (fix_equivalence_set): New.
526 (extract_range_from_assert): Call it.
528 2005-11-05 Ian Lance Taylor <ian@airs.com>
531 * combine.c (apply_distributive_law): Don't distribute across a
534 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
536 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
537 config/ms1/ms1.h, config/rs6000/predicates.md,
538 config/s390/s390.c, params.def, postreload-gcse.c,
539 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
540 tree-vrp.c, tree.c: Fix comment typos.
541 * doc/invoke.texi: Fix typos.
543 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
545 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
546 for testing whether the data_dependence_relation contains distance
547 vectors. Iterate over all distance vectors of the ddr.
548 * lambda.h: Define a vec of lambda_vector pointers.
549 * tree-data-ref.c (dump_data_dependence_relation,
550 dump_data_dependence_direction): Iterate over all distance and
551 direction vectors of the ddr.
552 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
554 (build_classic_dist_vector, build_classic_dir_vector): Push a set
555 of distance/direction vectors instead of a single one.
556 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
557 lambda_vectors with a vec of lambda_vectors.
558 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
559 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
560 DDR_NUM_DIST_VECTS): New.
561 * tree-loop-linear.c (gather_interchange_stats): Test for the
562 existence of distance vectors only after having checked that there
563 is a dependence. Iterate over all distance vectors of the ddr.
564 (linear_transform_loops): Use dump_data_dependence_relation.
565 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
566 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
567 distance vectors of the ddr.
569 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
571 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
572 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
573 IS_INTHANDLER; all callers changed.
574 (n_regs_saved_by_prologue): Take interrupt handler attributes into
576 (do_link, do_unlink): New argument ALL; all callers changed.
577 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
578 If function isn't leaf, save and restore all registers.
579 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
582 2005-11-05 Jan Hubicka <jh@suse.cz>
584 PR rtl-optimization/23490
585 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
586 max-flow-memory-location): Document.
587 * flow.c: Include params.h
588 (MAX_MEM_SET_LIST_LEN): Kill.
589 (add_to_mem_set_list): Use new param.
590 * cse.c (cse_basic_block): Replace 1000 by new param.
591 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
592 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
593 * predict.c (predict_loops): Use new param.
594 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
596 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
597 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
598 Do not hold memory returned by cgraph_node_name across other call.
600 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
603 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
606 2005-11-04 Jeff Law <law@redhat.com>
609 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
610 * tree-ssa-dom.c: Include params.h.
611 (thread_across_edge): If there are too many statements in the
612 target block, then do not thread through it.
613 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
614 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
616 2005-11-03 Diego Novillo <dnovillo@redhat.com>
619 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
620 TODO_update_ssa instead of TODO_update_ssa_no_phi.
622 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
625 * tree-scalar-evolution.c (instantiate_parameters_1,
626 instantiate_parameters, resolve_mixers): Compute the size of an
627 expression to be instantiated and give up the instantiation if the
628 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
630 2005-11-04 Richard Guenther <rguenther@suse.de>
632 * tree-flow.h (ref_contains_indirect_ref): Rename to
633 array_ref_contains_indirect_ref.
634 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
635 (array_ref_contains_indirect_ref): Make comment match the code
637 (ref_contains_array_ref): Likewise.
638 * tree-ssa-structalias.c (find_func_aliases): Remove call to
639 ref_contains_indirect_ref.
640 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
641 Rename calls to ref_contains_indirect_ref.
643 2005-11-04 Paul Brook <paul@codesourcery.com>
645 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
646 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
647 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
648 * config/arm/arm.md: Use match_operand in peephole input templates
649 and match_dup in peephole output templates.
651 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
653 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
656 2005-11-04 Mark Mitchell <mark@codesourcery.com>
657 Daniel Jacobowitz <dan@codesourcery.com>
659 * longlong.h (add_ssaaaa): Clobber condition code register
661 (sub_ddmmss): Likewise.
662 (umul_ppmm): Likewise.
664 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
665 Paul Brook <paul@codesourcery.com>
666 Phil Blundell <pb@reciva.com>
668 * configure.ac: Add test for ARM TLS support.
669 * configure: Regenerated.
670 * config/arm/arm-protos.h (legitimize_tls_address)
671 (arm_tls_referenced_p, tls_mentioned_p)
672 (arm_output_addr_const_extra): New prototypes.
673 (thumb_legitimize_pic_address): Delete.
674 * config/arm/arm.c: Include "gt-arm.h".
675 (enum tls_reloc): New.
676 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
677 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
678 (arm_call_tls_get_addr, legitimize_tls_address)
679 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
680 (arm_init_tls_builtins, arm_emit_tls_decoration)
681 (arm_output_addr_const_extra): New functions.
682 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
683 (TARGET_HAVE_TLS): Define.
684 (target_thread_pointer): New.
685 (arm_override_options): Handle -mtp=.
686 (legitimize_pic_address): Ignore UNSPECs.
687 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
689 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
690 (tls_get_addr_libfunc): New variable.
691 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
692 (arm_init_builtins): Call arm_init_tls_builtins.
693 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
694 (arm_encode_section_info): Call default_encode_section_info.
695 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
696 (enum arm_tp_type): New.
697 (target_thread_pointer): Add declaration.
698 (LEGITIMATE_CONSTANT_P): Handle TLS.
699 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
700 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
701 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
702 * config/arm/arm.md: Add UNSPEC_TLS.
704 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
706 (tls_load_dot_plus_eight): New insn and a peephole to create it.
707 (load_tp_hard, load_tp_soft): New insns.
708 * arm.opt: Add -mtp=.
709 * doc/invoke.texi (ARM Options): Document -mtp.
711 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
713 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
714 * config/arm/libunwind.S: Include "lib1funcs.asm".
715 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
716 (LIB2ADDEH): Add libunwind.S.
717 (LIB2ADDEHDEP): Add lib1funcs.asm.
718 * mklibgcc.in: Handle asm files in libgcc_eh.a.
720 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
723 * gcc/c.opt: Add a -lang-fortran option.
724 * gcc/c-opts.c: Add a lang_fortran flag.
725 (c_common_init_options): Handling the -lang-fortran option.
726 (c_common_handle_option): Add a case for Fortran options in
727 preprocessing. Remove cases for -ffixed-form and
728 -ffixed-line-length. Add a case for -lang-fortran.
730 2005-11-03 David Edelsohn <edelsohn@gnu.org>
732 * config/rs6000/rs6000.c: Include params.h
733 (optimization_options): Set max-grow-copy-bb-insns default to 16.
734 (bdesc_2arg): Delete vpkuhss and vpkuwss.
735 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
736 (UNSPEC_VPKUWSS): Delete.
737 (altivec_vpkuhss): Delete.
738 (altivec_vpkuwss): Delete.
739 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
741 (neg_eq0<mode>): Remove final condition.
742 (neg_eq<mode>): Remove condition and split-condition.
744 2005-11-04 Alan Modra <amodra@bigpond.net.au>
746 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
747 Use associated print macros.
749 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
752 * diagnostic.c (diagnostic_set_info_translated): New function.
753 (diagnostic_set_info): Use it. Add comment.
754 * diagnostic.h (diagnostic_set_info_translated): Declare.
756 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
758 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
759 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
760 reference only if 'public' is true.
761 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
762 emit the .hidden directive only if the indirect reference is public.
763 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
764 Pass it to dw2_force_const_mem.
765 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
766 * dwarf2out.c (output_cfi): Adjust calls to above function.
767 (output_call_frame_info): Likewise.
768 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
769 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
771 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
773 PR tree-optimization/24483
774 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
775 field to elts if possible.
777 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
780 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
783 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
785 Fix PR tree-optimization/24351
787 * tree-ssa-structalias.c (struct variable_info): Add
789 (get_varinfo_fc): New function to follow collapsing.
790 (new_var_info): Set collapsed_to to NULL.
791 (dump_constraint): Follow collapsing.
792 (build_constraint_graph): Handle collapsing.
793 (do_simple_structure_copy): Return false if something bad
795 (collapse_rest_of_var): New function.
796 (do_structure_copy): Collapse if do_simple_structure_copy returns
799 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
802 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
803 expressions to a statement list instead of gimplifying them.
805 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
807 PR rtl-optimization/23585
808 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
809 that can't trap plus a constant integer, if the mode has zero size.
811 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
814 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
816 ("*insv<mode>_reg_extimm"): Likewise.
818 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
821 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
822 c_common_type_for_mode returns an unnamed type.
824 2005-11-02 Richard Henderson <rth@redhat.com>
828 * dwarf2out.c (dwarf2out_reg_save_reg): New.
829 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
830 * function.c (assign_parms): Use calls.internal_arg_pointer.
831 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
833 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
834 (TARGET_CALLS): Add it.
835 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
836 * targhooks.c (default_internal_arg_pointer): New.
837 * targhooks.h (default_internal_arg_pointer): Declare.
838 * tree.h (dwarf2out_reg_save_reg): Declare.
839 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
840 * config/i386/i386.c (dbx_register_map): Add return column.
841 (dbx64_register_map, svr4_dbx_register_map): Likewise.
842 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
843 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
844 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
845 (ix86_save_reg): Save force_align_arg_pointer.
846 (ix86_emit_save_regs): Make regno unsigned.
847 (ix86_emit_save_regs_using_mov): Likewise.
848 (ix86_expand_prologue): Handle force_align_arg_pointer.
849 (ix86_expand_epilogue): Likewise.
850 * config/i386/i386.h: (dbx_register_map): Update.
851 (dbx64_register_map, svr4_dbx_register_map): Update.
852 (struct machine_function): Add force_align_arg_pointer.
853 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
854 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
855 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
857 2005-11-02 Jan Hubicka <jh@suse.cz>
860 * i386.md: Add peep2 for simplyfing array accesses.
862 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
865 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
866 * config/s390/s390.c (s390_decompose_shift_count): New function.
867 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
868 (print_shift_count_operand): Use s390_decompose_shift_count.
869 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
870 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
872 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
875 * loop.c (loop_givs_rescan): Use force_operand to expand
878 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
881 * fold-const.c (build_range_check): Use unsigned when signed
882 overflow is undefined also. If etype is subtype, make sure that
883 the subtraction is in the supertype.
885 2005-11-02 Richard Henderson <rth@redhat.com>
888 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
891 2005-11-01 Richard Henderson <rth@redhat.com>
894 * loop.c (scan_loop): Do not propagate computations to a hard
895 register destination with SMALL_REGISTER_CLASSES.
897 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
899 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
900 costs for MULT inside PLUS or MINUS.
902 2005-11-01 Bob Wilson <bob.wilson@acm.org>
904 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
905 (TRAMPOLINE_SIZE): Round up to 60.
906 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
908 2005-10-31 James E. Wilson <wilson@specifix.com>
911 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
912 ifdef. Put ifdefs around call in gen_subprogram_die.
913 (compute_frame_pointer_to_cfa_displacement): Likewise.
914 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
917 PR rtl-optimization/17356
918 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
919 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
921 2005-10-31 Jan Hubicka <jh@suse.cz>
924 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
927 * i386.c (legitimize_pic_address): Deal with large immediates.
930 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
931 from symbol names while computing checkup.
934 * predict.c (predict_loops): Do not estimate more than
935 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
936 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
938 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
940 PR tree-optimization/19097
941 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
943 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
945 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
947 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
950 * tree-inline.c (setup_one_parameter): If the init_stmt
951 is NULL, don't insert the statement.
953 2005-10-30 Jan Hubicka <jh@suse.cz>
955 PR tree-optimization/24172
956 * tree-inline.c (copy_body_r): Unshare the substituted value first.
958 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
960 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
961 constants for hosts with long != 32 bits.
963 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
966 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
968 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
970 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
971 (TARGET_MS1_16_002): New.
972 (TARGET_MS1_16_003): New.
974 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
975 ("*decrement_and_branch_until_zero_no_clobber"): New.
976 Add corresponding splitter for decrement_and_branch_until_zero
978 Key all decrement_and_branch_until_zero patterns off of
981 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
984 * tree-complex.c (extract_component): Treat RESULT_DECL
985 like the rest of the decls.
987 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
989 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
990 indirect call to _mcount if the function needs a static chain.
992 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
993 Caroline Tice <ctice@apple.com>
995 PR rtl-optimization/24460
996 * dwarf2out.c (have_switched_text_sections): New boolean variable.
997 (dwarf2out_switch_text_section): Set it to true instead of
998 incrementing separate_line_info_table_in_use.
999 (output_loc_list): Additionally test have_switched_text_sections.
1000 (output_ranges): Likewise.
1001 (dwarf2out_finish): Likewise.
1002 * varasm.c (assemble_start_function): Do not call
1003 insert_section_boundary_note.
1004 (assemble_end_function): If flag_reorder_blocks_and_partition,
1005 switch to the function's section before emitting the .size directive.
1006 * bb-reorder.c (insert_section_boundary_note): Staticify.
1007 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1008 * output.h (insert_section_boundary_note): Delete.
1010 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1013 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1014 instead of pointer equality when comparing types.
1016 2005-10-24 James E. Wilson <wilson@specifix.com>
1018 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1019 add_dependence_list_and_free calls.
1021 2005-10-24 Steven Bosscher <stevenb@suse.de>
1023 * contrib.texi: Add the names of the LLNL folks who donated
1024 Cray pointer support for gfortran.
1026 2005-10-24 Steven Bosscher <stevenb@suse.de>
1028 PR tree-optimization/24225
1029 * profile.c (branch_prob): Look from end to start through a
1030 basic block when looking for a locus.
1032 2005-10-24 Richard Henderson <rth@redhat.com>
1034 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1036 (hppa_expand_prologue): Likewise.
1038 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1040 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1041 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1042 * pa.h (NO_PROFILE_COUNTERS): Define.
1043 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1044 (funcdef_nos): New vector to hold label numbers of deferred profile
1046 (output_deferred_profile_counters): New function.
1047 (hppa_profile_hook): Push label number onto funcdef_nos.
1048 (pa_hpux_file_end): Call output_deferred_profile_counters if
1049 NO_DEFERRED_PROFILE_COUNTERS is false.
1051 * pa-protos.h (get_deferred_plabel): New prototype.
1052 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1054 (output_call): Adjust calls.
1056 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1058 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1059 peculiarity of GOT/TOC section usage.
1061 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1064 * c-common.c (constant_string_class_name): Add documentation.
1066 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1069 * recog.c (peephole2_optimize): Increment peep2_current_count
1070 only when the slot is empty.
1072 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1075 * except.c (output_function_exception_table): Call
1076 assemble_external_libcall if we need a personality function.
1078 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1080 PR rtl-optimization/24460
1081 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1082 set the basic block for barriers.
1084 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1086 * var-tracking.c (vt_initialize): Initialize post.
1088 2005-10-21 Devang Patel <dpatel@apple.com>
1091 * c-common.c (vector_types_convertible_p): Check vector element type.
1093 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1095 * config/sh/sh.c (prepare_move_operands): Handle the address
1096 constant which is a tls symbolic address plus a constant.
1098 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1101 * gcc.c (main): Use the correct counter for erroring out
1102 about mulitple files.
1104 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1107 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1108 use r2 for 64-bit tls .got access.
1110 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1112 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1115 2005-10-20 Steven Bosscher <stevenb@suse.de>
1117 PR tree-optimization/24307
1118 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1120 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1123 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1125 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1126 is ready, stop marking functions, but still mark variables.
1128 2005-10-20 Richard Guenther <rguenther@suse.de>
1131 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1134 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1136 PR rtl-optimization/23585
1137 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1138 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1139 (may_trap_p_1): New predicate extracted from...
1140 (may_trap_p): ... here. Invoke may_trap_p_1.
1141 (may_trap_or_fault_p): New predicate.
1142 * rtl.h (may_trap_or_fault_p): Declare it.
1143 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1144 instead of may_trap_p.
1145 (steal_delay_list_from_fallthrough): Likewise.
1146 (fill_simple_delay_slots): Likewise.
1147 (fill_slots_from_thread): Likewise.
1148 * function.c (pad_to_arg_alignment): Rework comment about
1149 SPARC_STACK_BOUNDARY_HACK.
1150 * config/sparc/sparc.h: Likewise.
1152 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1154 * config/s390/s390.c (s390_expand_insv): New.
1155 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1156 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1157 ("icm_hi"): Remove mode attribute.
1158 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1160 ("*extracthi", "*extractqi"): Remove.
1161 (extv<mode>", "*extzv<mode>"): New.
1162 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1163 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1165 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1167 * cfgexpand.c (discover_nonconstant_array_refs_r,
1168 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1169 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1170 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1171 discover_nonconstant_array_refs.
1173 2005-10-19 Steven Bosscher <stevenb@suse.de>
1176 * c-decl.c (pop_scope): Don't warn about an unused variable
1177 if it is marked with TREE_NO_WARNING.
1178 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1179 somenow mismatch and olddecl is to be replaced.
1181 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1184 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1185 whether registers live on the edge can be saved/restored.
1187 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1189 * config/sh/sh.c (fixup_mova): Skip notes.
1191 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1193 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1194 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1195 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1196 (s390_initial_elimination_offset): Likewise.
1197 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1198 register on TARGET_ZARCH targets.
1199 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1200 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1201 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1202 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1204 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1206 * config/s390/s390.md: Comment describing output modifiers updated.
1207 * config/s390/s390.c (print_operand): Likewise.
1209 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1211 * config/s390/s390.c (override_options): Added check for -mstack-size
1213 * doc/invoke.texi: Mention that limit in the documenation.
1215 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1218 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1220 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1222 Fix PR tree-optimization/24231
1224 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1225 (compute_avail): Ditto.
1227 2005-10-18 Richard Henderson <rth@redhat.com>
1230 * config/i386/i386.c (legitimate_constant_p): Check
1231 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1233 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1234 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1235 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1237 (print_operand_address): Likewise.
1238 * config/i386/predicates.md (x86_64_immediate_operand): Test
1239 SYMBOL_REF_TLS_MODEL properly inside CONST.
1240 (x86_64_zext_immediate_operand): Likewise.
1241 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1242 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1243 * config/i386/i386-protos.h: Remove predicates.md entries.
1245 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1247 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1248 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1250 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1251 Ian Lance Taylor <ian@airs.com>
1254 * fold-const.c (fold_widened_comparison): Do not allow range based
1255 constant folding when right operand cannot be unwidened.
1257 2005-10-17 Richard Henderson <rth@redhat.com>
1259 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1260 with a memory clobber.
1262 2005-10-17 James E Wilson <wilson@specifix.com>
1264 PR rtl-optimization/17356
1265 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1266 checking for EDGE_EH.
1268 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1270 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1271 the slot on an even boundary for any type with 16-byte alignment.
1273 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1276 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1277 after register allocation.
1279 2005-10-17 DJ Delorie <dj@redhat.com>
1281 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1284 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1287 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1290 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1292 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1293 to 2 if it's already non-zero.
1294 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1295 is set and warn about it if flag_schedule_insns is 1.
1297 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1299 * config/crx/crx.md: Compare-and-branch instructions need to
1302 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1305 * config/i386/i386.md (*pushdi2_rex64 splitter)
1306 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1307 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1308 flow2 pass only when (optimize > 0 && flag_peephole2).
1310 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1313 * gcc.c (have_c): New static variable.
1315 (process_command): Remove declation of have_c.
1316 Set have_o to 1 when handling -o.
1317 (main): Add a fatel error if there are multiple
1318 files specified and -o and -c/-S is passed witout
1319 -combine or multiple languages.
1321 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1323 Fix PR tree-optimization/22444
1324 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1325 Assert that we don't hit something with subvars.
1326 (setup_pointers_and_addressables): Don't add things with subvars,
1327 because we'll already process the subvars for aliasing purposes.
1329 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1332 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1333 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1334 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1335 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1336 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1337 swapped, alternatives for the R constraint.
1340 * builtins.c (get_builtin_sync_mode): Make unlimited
1341 mode_for_size request.
1343 2005-10-15 Richard Henderson <rth@redhat.com>
1345 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1346 (gimplify_expr): ... here.
1347 (gimplify_compound_lval): Use it in initial scan loop. Allow
1348 fb_lvalue in base expression.
1350 2005-10-15 Richard Henderson <rth@redhat.com>
1353 * builtins.c (expand_builtin_trap): Export.
1354 * expr.h (expand_builtin_trap): Declare.
1355 * expr.c (expand_assignment): Emit a trap for integral offsets
1356 from registers that weren't reduced to bitpos.
1358 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1359 (mark_array_ref_addressable): Remove.
1360 * tree-flow.h (mark_array_ref_addressable): Remove.
1361 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1363 2005-10-15 James E Wilson <wilson@specifix.com>
1366 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1367 (add_dependence_list_and_free): Likewise.
1368 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1371 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1375 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1376 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1378 (vrp_visit_phi_node): Only prevent infinite iterations when
1379 the previous result and the new result are both VR_RANGEs.
1381 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1383 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1386 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1389 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1392 2005-10-14 Per Bothner <per@bothner.com>
1394 PR preprocessor/21250
1395 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1397 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1400 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1401 overflow flags. Refactor some conditionals.
1403 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1406 * tree-dfa.c (add_referenced_var): Only look at decls which
1407 have TREE_CONSTANT or TREE_READONLY set instead of if
1408 !TREE_PUBLIC or !TREE_CONSTANT.
1410 2005-10-13 James E Wilson <wilson@specifix.com>
1412 * doc/invoke.texi: For -x, add f95-cpp-input.
1413 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1415 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1417 PR tree-optimization/24262
1418 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1419 in loop all the time.
1421 2005-10-12 Richard Henderson <rth@redhat.com>
1424 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1425 * function.c (assign_parm_find_data_types): Don't support it.
1426 * print-tree.c (print_node): Likewise.
1427 * c-common.c (handle_transparent_union_attribute): Likewise.
1428 Use build_duplicate_type.
1429 * tree-inline.c (remap_type_1): Split out of remap_type;
1430 properly remap aggregate fields.
1431 (build_duplicate_type): New.
1432 * doc/extend.texi (Variable Attributes): Remove documentation
1433 for transparent_union.
1435 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1438 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1439 (gen_stack_pointer_dec): Likewise.
1441 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1445 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1447 (struct cxx): Add adjust_class_at_definition target hook.
1448 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1449 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1450 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1451 hook_void_tree. Add to TARGET_CXX.
1452 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1454 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1455 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1456 instead of attribute. Check for dllexport override. Warn if
1457 inconsistent dll linkage. Don't lose old dllimport if decl has
1458 had address referenced. Tweak lookup of dllimport atribute.
1459 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1460 for target specific rules. Don't add dllimport attribute if
1461 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1462 dllimport attribute.
1463 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1464 * varasm.c (initializer_constant_valid_p): Replace
1465 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1469 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1470 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1471 (i[34567]86-*-mingw32*): Likewise.
1473 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1474 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1476 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1477 C++-specific code. Change return value to bool.
1478 (i386_pe_dllimport_p): Likewise.
1479 (associated_type): Simplify and make language-independent
1480 (i386_pe_encode_section_info): Replace override of ambiguous
1481 dllimport symbol refs with a gcc_assert.
1482 (i386_pe_valid_dllimport_attribute_p): Define.
1483 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1484 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1485 i386_pe_adjust_class_at_definition.
1486 * config/i386/winnt-stubs.c: New file. Define stub versions of
1487 lang-specific functions.
1488 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1489 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1490 i386_pe_adjust_class_at_definition.
1491 (i386_pe_valid_dllimport_attribute_p): Declare.
1492 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1493 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1494 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1497 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1498 dllimport attribute with test of DECL_DLLIMPORT_P.
1500 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1502 * combine.c (make_extraction): Correct offset computation.
1504 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1506 * config/cris/t-linux (LIMITS_H_TEST): Define.
1508 2005-10-12 Richard Henderson <rth@redhat.com>
1511 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1513 2005-10-12 Richard Guenther <rguenther@suse.de>
1515 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1517 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1520 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1521 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1524 2005-10-12 Richard Guenther <rguenther@suse.de>
1527 * varasm.c (output_constant): Correct typo from previous
1530 2005-10-11 Ian Lance Taylor <ian@airs.com>
1532 PR rtl-optimization/13931
1533 * combine.c: Revert patch of 2003-05-14, and:
1534 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1535 completely killed in the appropriate insn.
1536 (distribute_notes): Don't skip multiple hard register test for
1537 elim_i1 and elim_i2.
1539 2005-10-11 Richard Henderson <rth@redhat.com>
1542 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1543 to initialize a transparent union instead of a nop_expr.
1545 2005-10-11 Richard Henderson <rth@redhat.com>
1547 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1548 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1549 (tree_ssa_dce_loop): Call scev_reset.
1552 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1553 * tree-ssa-dce.c: Include cfgloop.h.
1554 (tree_ssa_dce_loop, pass_dce_loop): New.
1555 * tree-pass.h (pass_dce_loop): Declare it.
1556 * passes.c (init_optimization_passes): Use it.
1558 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1561 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1562 Only apply the optimization for rounding builtins if the inner
1563 cast is also an extension.
1565 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1568 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1569 mark_new_vars_to_rename instead of update_stmt.
1571 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1573 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1575 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1577 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1578 for setting MMX register to 0 rather than mmx.
1580 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1583 * configure.ac: Move gas check from mips specific case to common case.
1584 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1585 * configure: Regenerate
1586 * doc/install.texi: Update.
1588 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1591 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1593 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1595 * gcc.c (do_spec_1): Accept numeric characters in file name
1598 2005-10-10 Nick Clifton <nickc@redhat.com>
1600 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1601 describing the deleted arm_gen_rotated_half_load function.
1603 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1605 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1608 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1610 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1612 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1613 (EXTRA_MULTILIB_PARTS): Define.
1614 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1615 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1616 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1617 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1618 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1619 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1621 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1623 PR tree-optimization/24226
1624 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1625 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1626 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1629 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1631 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1633 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1636 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1637 Rewrite for no need for the early clobber.
1639 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1641 Merge from csl-arm-branch:
1642 2005-09-07 Paul Brook <paul@codesourcery.com>
1643 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1646 2005-04-30 Paul Brook <paul@codesourcery.com>
1647 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1648 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1650 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1651 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1652 (arm_override_options): Use TARGET_AAPCS_BASED.
1653 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1654 (PTRDIFF_TYPE): Use int for AAPCS.
1655 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1656 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1657 (DEFAULT_SHORT_ENUMS): Delete.
1658 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1660 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1661 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1662 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1663 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1665 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1666 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1668 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1669 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1671 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1672 * config.gcc (arm*-*-linux-gnueabi): Add it.
1673 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1675 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1676 * config/arm/linux-eabi.h: New file.
1677 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1678 (LINUX_TARET_LINK_SPEC): Likewise.
1679 (LINK_SPEC): Use it.
1680 * config/arm/t-linux-eabi: New file.
1682 2005-10-08 Steven Bosscher <stevenb@suse.de>
1685 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1687 (PARAM_SMS_DFA_HISTORY): Likewise.
1689 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1692 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1693 (load_register_parameters): Call it.
1694 (check_sibcall_argument_overlap_1): Likewise.
1695 (store_one_arg): Likewise.
1697 2005-10-07 James E. Wilson <wilson@specifix.com>
1699 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1700 DImode not VECINT24 for operand 2.
1703 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1707 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1708 fr_spill): Use destination_operand for operand 0.
1710 2005-10-07 DJ Delorie <dj@redhat.com>
1712 * varasm.c (output_constant): Limit error to expanding
1715 2005-10-07 Richard Guenther <rguenther@suse.de>
1718 * fold-const.c (fold_binary): Fix operand types during folding
1719 of X op (A, Y). Evaluation order of the side-effects of
1720 X and A are frontend-defined, so ensure we honour that even for
1721 tcc_comparison class operands; eased by removing duplicate code.
1723 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1725 * stor-layout.c (layout_type): Do not allow alignment of array
1726 elements to be greater than their size.
1728 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1730 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1732 (hppa*-*-linux*): Ditto.
1733 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1734 * config/host-hpux.c: New.
1735 * config/x-hpux: New.
1736 * config/pa/x-hpux: Remove.
1737 * config/pa/x-linux: Remove.
1738 * config/pa/pa-host.c: Remove.
1740 2005-10-07 Jeff Law <law@redhat.com>
1742 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1743 determine whether or not to try and thread outgoing edges.
1745 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1747 * config/rs6000/rs6000.md (eqsi_power): New.
1748 (neg_eq0si): Add TARGET_POWER to final condition.
1751 2005-10-06 Richard Henderson <rth@redhat.com>
1753 * config/rs6000/rs6000.c: Revert last change.
1755 2005-10-06 Richard Henderson <rth@redhat.com>
1757 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1758 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1760 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1764 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1765 out return_label and naked_return_label.
1767 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1769 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1772 2005-10-06 Richard Henderson <rth@redhat.com>
1775 * tree-inline.c (declare_return_variable): Handle modify_dest not
1778 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1780 Fix PR tree-optimization/22488
1781 * tree-ssa-structalias.c (check_for_overlaps): New function.
1782 (create_variable_info_for): Use it.
1784 2005-10-06 Richard Henderson <rth@redhat.com>
1787 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1788 (dwarf2out_start_source_file): Print it.
1790 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1792 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1794 2005-10-06 Richard Henderson <rth@redhat.com>
1797 * mode-switching.c (optimize_mode_switching): Clear transp bit
1798 for block with incomming abnormal edges.
1800 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1801 (fpscr_set_from_mem): Use them.
1802 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1803 (fpscr postinc splitters): Rewrite as peephole2+split.
1805 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1807 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1808 (eq<mode>_compare): Same.
1810 2005-10-06 Richard Guenther <rguenther@suse.de>
1812 PR tree-optimization/24238
1813 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1815 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1817 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1818 here. Use AC_PATH_PROG for environment variables instead of
1820 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1822 * configure: Regenerated.
1824 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1827 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1828 then force it into a register.
1829 (call_value): Likewise.
1831 2005-10-06 Richard Henderson <rth@redhat.com>
1834 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1835 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1836 under pass_vectorize.
1838 2005-10-05 Devang Patel <dpatel@apple.com>
1841 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1842 handling constants. Check NAMESPACE_DECL context for constants.
1844 2005-10-05 Eric Christopher <echristo@apple.com>
1846 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1848 2005-10-05 Richard Henderson <rth@redhat.com>
1851 * tree-cfg.c (mark_array_ref_addressable_1): New.
1852 (mark_array_ref_addressable): New.
1853 * tree-flow.h (mark_array_ref_addressable): Declare.
1854 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1856 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1860 * reload.c (subst_reloads): When adding a REG_LABEL to a
1861 jump instruction, also update JUMP_LABEL.
1863 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1865 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1866 * bb-reorder.c (copy_bb_p): Use it.
1867 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1869 2005-10-05 Richard Henderson <rth@redhat.com>
1872 * toplev.c (process_options): Warn about unsupported combinations
1873 of unwind tables and omit-frame-pointer.
1874 * config/i386/i386.c (override_options): Similarly. Enable
1875 accumulate-outgoing-args if not explicitly disabled.
1877 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1879 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1880 Handle big endian vs. small endian.
1881 (vec_initv2sf): Handle big endian vs. small endian.
1882 (*vec_extractv2sf_1): Ditto.
1884 2005-10-05 Dale Johannesen <dalej@apple.com>
1886 * convert.c (convert_to_real): Don't convert
1887 (float)floor(double d) to floorf((float)d).
1889 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1891 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1893 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1895 PR tree-optimization/18587
1896 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1897 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1898 build_vuses): Change to VEC type.
1899 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1900 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1901 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1902 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1903 (get_name_decl): New. Return DECL_UID of base variable.
1904 (operand_build_cmp): New. qsort comparison routine.
1905 (operand_build_sort_virtual): New. Sort virtual build vector.
1906 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1907 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1908 (FINALIZE_BASE): Use get_name_decl.
1909 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1910 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1911 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1912 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1913 direct VEC_* manipulations.
1914 (build_ssa_operands): Call operand_build_sort_virtual.
1915 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1916 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1917 with direct VEC_* manipulations.
1918 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1919 with direct VEC manipulations.
1921 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1923 PR tree-optimization/21419
1924 PR tree-optimization/24146
1925 PR tree-optimization/24151
1927 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1928 (build_asm_expr): Call it if outputs are read-only.
1929 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1931 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1932 Paolo Bonzini <bonzini@gnu.org>
1936 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1937 enable the instructions and not just the built-ins.
1938 * doc/invoke.texi (x86 Options): Likewise.
1940 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1942 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1944 * doc/invoke.texi (Option Summary): Correct spelling
1945 of -mmacosx-version-min.
1947 2005-10-04 Devang Patel <dpatel@apple.com>
1949 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1952 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1954 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1955 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1957 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1959 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1960 ("TE","tg"): New mode attributes.
1961 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1962 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1963 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1964 dword_mode and one for GPRmode.
1966 2005-10-04 Ian Lance Taylor <ian@airs.com>
1968 PR preprocessor/13726
1969 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1970 any comments passed in.
1972 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1974 * tree.c (annotate_with_file_line): Fix typo.
1976 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1979 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1980 type used to access data in the inlined length == 1 case, use
1981 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1982 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1984 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1986 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1987 TARGET_SSE3 and only for TARGET_80387.
1988 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1989 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1990 Do not depend on TARGET_80387.
1992 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1994 * tree.c (last_annotated_node): Change type to location_t*.
1995 (annotate_with_file_line): Reflect the change of
1996 last_annotated_node type.
1998 2005-10-04 Richard Guenther <rguenther@suse.de>
2001 * c-decl.c (grokdeclarator): Don't write to fields
2004 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2007 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2009 * varasm.c (make_decl_rtl): If a register variable does not
2010 have a set user assmbler name, error out.
2011 Decode the asmspec is now name+1 bypassing '*'.
2013 2005-10-04 Steven Bosscher <stevenb@suse.de>
2015 PR tree-optimization/23049
2016 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2017 of a COND_EXPR is folded before calling fold on the whole rhs of a
2018 conditional assignment.
2019 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2020 document that a COND_EXPR may appear there.
2022 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2025 * tree-vrp.c (extract_range_from_assert): If the new numeric
2026 range created out of the assertion contradicts the existing
2027 numeric range of the ASSERT_EXPR variable, make the new range
2030 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2032 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2033 from T_REGS to FP register class.
2035 2005-10-03 Richard Henderson <rth@redhat.com>
2038 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2039 before creating a new one.
2041 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2043 * config/rs6000/t-aix43 (LDFLAGS): New.
2044 * config/rs6000/t-aix52 (LDFLAGS): New.
2046 2005-10-03 Ian Lance Taylor <ian@airs.com>
2048 * gimplify.c (find_single_pointer_decl_1): New static function.
2049 (find_single_pointer_decl): New static function.
2050 (internal_get_tmp_var): For a formal variable, set restrict base
2051 information if appropriate.
2052 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2054 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2055 (DECL_GET_RESTRICT_BASE): Define.
2056 (SET_DECL_RESTRICT_BASE): Define.
2057 (decl_restrict_base_lookup): Declare.
2058 (decl_restrict_base_insert): Declare.
2059 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2060 * tree.c (restrict_base_for_decl): New static variable.
2061 (init_ttree): Initialize restrict_base_for_decl.
2062 (copy_node_stat): Copy restrict base information.
2063 (decl_restrict_base_lookup): New function.
2064 (decl_restrict_base_insert): New function.
2065 (print_restrict_base_statistics): New static function.
2066 (dump_tree_statistics): Call print_restrict_base_statistics.
2068 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2071 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2072 case of anti-ranges.
2074 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2077 * c-typeck.c (tagged_tu_seen): Rename to ...
2078 (tagged_tu_seen_cache): this and add val field.
2079 (comptypes): Move functional to comptypes_internal
2080 and free tagged_tu_seen.
2081 (comptypes_internal): New function and call comptypes_internal
2082 instead of comptypes. Speed up by sibcalling
2083 tagged_types_tu_compatible_p.
2084 (alloc_tagged_tu_seen): New function
2085 (free_all_tagged_tu_seen_up_to): New function.
2086 (tagged_types_tu_compatible_p): Return the val of the seen two
2088 Add that the two types are the same to tagged_tu_seen_base
2089 if they are and call comptypes_internal instead of comptypes.
2090 <case UNION_TYPE>: Speed up common type where the fields are
2092 (function_types_compatible_p): Call comptypes_internal instead of
2094 (type_lists_compatible_p): Likewise.
2095 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2097 2005-10-02 Matthias Klose <doko@debian.org>
2099 * doc/invoke.texi: Fix typo and speling error.
2101 2005-10-01 Richard Henderson <rth@redhat.com>
2103 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2105 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2107 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2108 using --start-group and --end-group.
2110 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2112 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2113 FIXME note regarding quirky semantics.
2115 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2118 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2119 non-null range as a last resort.
2121 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2122 Diego Novillo <dnovillo@redhat.com>
2125 * tree-vrp.c (extract_range_from_assert): For !=
2126 assertions, only build an anti-range if LIMIT is a
2127 single-valued range.
2129 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2131 * arm.md (movqi): On thumb when optimizing, handle loading from
2132 memory by describing this as taking a subreg of a zero-extended load
2133 into an SImode register.
2136 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2138 * reload1.c (merge_assigned_reloads): Do not change any
2139 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2141 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2143 * Makefile.in (LIPO_FOR_TARGET): Define.
2144 (STRIP_FOR_TARGET): Define.
2146 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2147 before creating new ones. Do symlinks before creating the actual
2150 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2151 to work out which multilibs are actually being built.
2153 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2155 * tree-vect-transform.c, config/ms1/ms1.md,
2156 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2157 Follow spelling conventions.
2158 * doc/invoke.texi, doc/md.texi: Fix typos.
2160 2005-09-30 Andrew Macleod <amacleod@redat.com>
2162 PR tree-optimization/21430
2163 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2164 use operands, and set stmt pointer if need be.
2165 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2166 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2169 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2172 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2174 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2176 * optabs.c (expand_binop): Initialize first_pass_p.
2178 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2181 * c-decl.c (c_write_global_declarations_1): If any
2182 wrapup_global_declaration_2 call returned true, restart the loop.
2184 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2186 Fix PR tree-optimization/24117
2187 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2188 before considering whether to use anyoffset.
2190 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2194 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2196 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2198 (swap_commutative_operands_with_target): New.
2200 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2203 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2206 2005-09-29 Steven Bosscher <stevenb@suse.de>
2208 PR tree-optimization/23911
2209 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2210 and IMAGPART_EXPR too.
2212 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2215 * expmed.c (expand_shift): Move logic to reverse rotation
2216 direction when rotating by constants ...
2217 * optabs.c (expand_binop): ... here.
2218 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2219 (ix86_rotrdi3): New pattern.
2220 (rotldi3): Handle 32-bit mode.
2221 (ix86_rotldi3): New pattern.
2223 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2226 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2227 check for numbers that need no bit twiddle.
2229 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2231 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2232 multilib to be built.
2234 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2235 (stage1-start): Delete old libgcc and libunwind before moving
2236 anything into the stage directory.
2237 (stage2-start): Likewise.
2238 (stage3-start): Likewise.
2239 (stage4-start): Likewise.
2240 (stageprofile-start): Likewise.
2241 (stagefeedback-start): Likewise.
2242 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2243 header in tm_file and CPU-specific t-darwin in tmake_file.
2244 (i[34567]86-*-darwin*): Don't change tm_file.
2245 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2246 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2247 shared library stub for target OS version.
2248 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2249 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2250 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2251 (libgcc_s.%.dylib): New.
2253 (install-darwin-libgcc-stubs): New.
2254 (INSTALL_LIBGCC): New append.
2255 * config/i386/darwin-libgcc.10.4.ver: New.
2256 * config/i386/darwin-libgcc.10.5.ver: New.
2257 * config/i386/t-darwin: New.
2258 * config/rs6000/darwin-libgcc.10.4.ver: New.
2259 * config/rs6000/darwin-libgcc.10.5.ver: New.
2260 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2261 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2263 2005-09-28 Paul Brook <paul@codesourcery.com>
2265 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2268 2005-09-28 Richard Guenther <rguenther@suse.de>
2270 PR tree-optimization/23853
2271 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2272 host_integerp to verify misalignment value.
2274 2005-09-28 Richard Henderson <rth@redhat.com>
2276 * builtins.c (get_builtin_sync_mode): New.
2277 (expand_builtin_sync_operation): Pass in mode argument.
2278 (expand_builtin_compare_and_swap): Likewise.
2279 (expand_builtin_lock_test_and_set): Likewise.
2280 (expand_builtin_lock_release): Likewise.
2281 (expand_builtin): Update to match.
2283 2005-09-28 Nick Clifton <nickc@redhat.com>
2285 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2286 formatting. Add check to PLUS case to ensure that the offset is
2287 within an acceptable range.
2289 * config/v850/v850.md (casesi): Disable the generation of the
2290 switch pattern as it is not being handled properly at the moment.
2292 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2293 for when the high words are identical.
2295 2005-09-27 Richard Henderson <rth@redhat.com>
2297 * pretty-print.c (pp_base_format): Fix typo for %>.
2299 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2300 Devang Patel <dpatel@apple.com>
2302 PR tree-optimization/23625
2303 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2304 LABEL_EXPR, assertion check.
2306 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2308 * optabs.c (no_conflict_move_test): Check if a result of a
2309 to-be-moved insn would be clobbered by an originally
2312 2005-09-27 Jeff Law <law@redhat.com>
2314 * passes.c (init_optimization_passes): Replace copy propagation
2315 passes immediately after DOM with phi-only copy propagation
2316 pases. Add phi-only copy propagation pass after first DOM pass.
2317 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2318 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2319 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2320 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2321 to init_copy_prop. Callers updated.
2322 (do_phi_only_copy_prop): New function.
2323 (pass_phi_only_copy_prop): New pass descriptor.
2325 2005-09-27 Nick Clifton <nickc@redhat.com>
2327 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2329 2005-09-26 Jason Merrill <jason@redhat.com>
2332 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2334 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2336 2005-09-26 James E Wilson <wilson@specifix.com>
2338 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2339 copyright. Add gcc copyright plus libgcc exception.
2340 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2342 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2344 2005-09-26 Jeff Law <law@redhat.com>
2346 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2347 about when to iterate.
2349 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2352 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2353 for __complex__ double in -mcpu=G5 mode.
2355 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2357 PR tree-optimization/23942
2358 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2359 * tree-scalar-evolution.c: Include params.h.
2361 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2362 follow_ssa_edge_in_condition_phi_branch,
2363 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2364 Change return type to t_bool. Use a parameter to limit the size of
2365 trees that are walked before stopping
2366 (analyze_evolution_in_loop): Initialize the limit to 0.
2367 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2368 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2370 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2373 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2374 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2376 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2378 * combine.c (make_extraction): Check for valid use of subreg.
2380 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2383 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2384 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2385 ("fist<mode>2_with_temp"): Use only register operands.
2387 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2389 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2390 CALL_INSN_FUNCTION_USAGE.
2392 2005-09-26 Richard Guenther <rguenther@suse.de>
2395 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2396 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2397 (ldst_entry): Use the hashtable instead of list-walking.
2398 (find_rtx_in_ldst): Likewise.
2399 (free_ldst_entry): Free the hashtable.
2400 (compute_ld_motion_mems): Create the hashtable.
2401 (trim_ld_motion_mems): Remove entry from hashtable if
2402 removing it from list.
2403 (compute_store_table): Likewise^2.
2404 (store_motion): Free hashtable in case we did not see
2407 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2409 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2410 and arg1 if we are passing them to fold_build2.
2412 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2415 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2418 2005-09-25 Richard Henderson <rth@redhat.com>
2420 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2421 SYMBOL_REF_TLS_MODEL to be correct.
2423 2005-09-24 Richard Henderson <rth@redhat.com>
2425 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2426 end of function. Reindent.
2428 2005-09-24 Ian Lance Taylor <ian@airs.com>
2430 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2431 NEGATE_EXPR/BIT_NOT_EXPR case.
2433 2005-09-24 Richard Henderson <rth@redhat.com>
2435 * c-common.c (handle_mode_attribute): When not modifying in place,
2436 create subtypes for enumerations.
2437 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2438 * gimplify.c (create_tmp_from_val): Likewise.
2440 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2442 * config/i386/i386.md (*tls_global_dynamic_64,
2443 *tls_local_dynamic_base_64): Add missing mode to call.
2444 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2446 2005-09-24 Jan Hubicka <jh@suse.cz>
2448 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2449 (cgraph_clone_node): Likewise.
2450 * cgraph.h (cgraph_clone_edge): Update prototype.
2451 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2452 duplicated prototypes; add updating argument.
2453 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2454 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2456 (cgraph_mark_inline_edge): Likewise.
2457 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2458 (cgraph_flatten_node): Likewise.
2459 (cgraph_decide_recursive_inlining): Likewise.
2460 (cgraph_decide_inlining_of_small_function): Likewise.
2461 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2463 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2464 Pete Steinmetz <steinmtz@us.ibm.com>
2466 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2467 (rldic.): Set type to "compare".
2469 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2470 mfjmpr for MFCTR/MFLR.
2471 (movdf_hardfloat64): Same.
2472 (movdf_softfloat64): Same. Correct order of store and move types.
2473 (movti_string): Set type to store_ux/load_ux.
2474 (load_multiple): Set type to load_ux.
2475 (store_multiple): Set type to store_ux.
2476 (movmemsi): Set type to store_ux.
2477 (output_cbranch direct_return): Set type to jmpreg.
2478 (stmw): Set type to store_ux.
2479 (lmw): Set type to load_ux.
2480 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2481 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2482 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2483 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2484 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2485 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2486 (rios1-fpstore): Increase latency to 3.
2487 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2488 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2490 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2491 Andrew Pinski <pinskia@physics.uc.edu>
2493 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2494 operand2 constraint to "b".
2495 (sync_<fetchop_name>di_internal): Same.
2496 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2498 (sync_old_<fetchop_name>di_internal): Same.
2499 (sync_new_<fetchop_name>si_internal): Same.
2500 (sync_new_<fetchop_name>di_internal): Same.
2502 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2505 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2506 case, define as macros.
2508 PR rtl-optimization/23837
2509 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2510 clobber / clobber match between dest and p->first.
2512 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2513 (no_conflict_move_test): Update comments.
2515 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2517 * doc/install.texi: Update URL for Jacks.
2518 * doc/sourcebuild.texi: Likewise.
2520 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2523 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2524 registers when choosing register preferences.
2525 (movdf_hardfloat64): Same.
2527 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2529 * expmed.c (expand_shift): Don't use the target of the rotate as
2530 target for the first expanded shift insn.
2531 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2533 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2535 PR tree-optimization/22438
2536 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2537 preserved iv rhs rewriting specially.
2539 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2541 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2542 estimate_only is true.
2543 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2544 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2545 tree-ssa-structalias.c
2546 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2547 ref_contains_indirect_ref.
2548 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2550 2005-09-21 DJ Delorie <dj@redhat.com>
2552 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2554 (mn10300_return_in_memory): Support variable size types also.
2555 (mn10300_pass_by_reference): Likewise.
2556 (mn10300_function_value): New.
2557 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2558 (FUNCTION_OUTGOING_VALUE): Likewise.
2559 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2560 * doc/invoke.texi: Document it.
2562 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2565 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2566 force integer op1 into register for XFmode compares.
2568 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2571 * expmed.c (alg_code): Add alg_impossible.
2572 (alg_hash_entry): Add cost.
2573 (synth_mult): Record alg_impossible in the hash table if
2574 multiplication by a given integer is impossble within the
2575 limit. Speed up using alg_impossible.
2577 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2579 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2580 argument. Allow and set any offset if needs_anyoffset is passed
2582 (get_constraint_for): Add argument here too.
2584 (do_structure_copy): Pass NULL to get_constraint_for.
2585 (handle_ptr_arith): Ditto.
2586 (find_func_aliases): Ditto.
2588 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2590 PR rtl-optimization/23898
2591 * output.h (get_attr_min_length): Declare.
2592 * final.c (get_attr_length_1): New function, broken out of:
2594 (get_attr_min_length): New function.
2595 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2596 (duplicate_computed_gotos): Likewise.
2597 * genattr.c (insn_min_length): Generate declaration.
2598 * genattrtab.c (min_fn, min_attr_value): New functions.
2599 (make_length_attrs): Generate insn_min_length.
2601 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2603 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2605 2005-09-20 Richard Henderson <rth@redhat.com>
2607 PR tree-optimization/24059
2608 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2611 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2613 * c.opt (fextended-identifiers): New.
2614 * c-opts.c (c_common_handle_option): Handle
2615 -fextended-identifiers.
2616 * doc/cpp.texi: Update documentation of extended identifiers.
2617 * doc/cppopts.texi (-fextended-identifiers): Document.
2619 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2621 PR tree-optimization/23929
2622 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2625 PR tree-optimization/23818
2626 * tree-stdarg.c (execute_optimize_stdarg): Call
2627 calculate_dominance_info.
2629 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2631 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2632 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2633 (compute_overlap_steps_for_affine_1_2): Use
2634 get_number_of_iters_for_loop.
2635 (analyze_subscript_affine_affine): Check whether difference is
2637 Use get_number_of_iters_for_loop.
2638 Check whether overlap occurs outside of bounds.
2639 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2641 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2643 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2644 base register if possible.
2646 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2648 PR tree-optimization/18463
2649 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2650 converting it directly is not possible.
2651 (chrec_convert_aggressive): New function.
2652 * tree-chrec.h (chrec_convert_aggressive): Declare.
2653 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2654 Fold chrec conversions aggressively if asked to.
2655 (instantiate_parameters): Modified because of changes in
2656 instantiate_parameters_1.
2658 2005-09-19 Richard Henderson <rth@redhat.com>
2660 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2661 (reduc_splus_v2df): New.
2663 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2665 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2666 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2668 2005-09-19 Richard Henderson <rth@redhat.com>
2670 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2673 2005-09-19 Richard Henderson <rth@redhat.com>
2675 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2676 (ia64_expand_dot_prod_v8qi): New.
2677 * config/ia64/ia64-protos.h: Update.
2678 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2679 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2680 sdot_prodv8qi, sdot_prodv4hi): New.
2681 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2683 2005-09-19 Richard Henderson <rth@redhat.com>
2686 * real.c (exact_real_truncate): Return false if the format cannot
2687 represent the number as a normal.
2689 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2690 for a memory source.
2692 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2694 * tree-ssa-operands.c (swap_tree_operands): Export.
2695 * tree.h (swap_tree_operands): Declare.
2696 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2697 Call swap_tree_operands.
2699 2005-09-19 Richard Henderson <rth@redhat.com>
2701 * tree-flow.h (merge_alias_info): Declare.
2702 * tree-ssa-copy.c (merge_alias_info): Export.
2703 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2704 (vect_create_data_ref_ptr): Use create_iv directly.
2705 (vectorizable_load): Use correct types for integer constants.
2706 (vect_generate_tmps_on_preheader): Likewise.
2707 (vect_gen_niters_for_prolog_loop): Likewise.
2709 2005-09-19 Steven Bosscher <stevenb@suse.de>
2711 PR rtl-optimization/23943
2712 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2714 2005-09-18 Jan Hubicka <jh@suse.cz>
2716 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2718 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2720 * varasm.c (output_constant): Do not abort on conversions to union
2721 types between different sizes.
2723 2005-09-18 Richard Guenther <rguenther@suse.de>
2726 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2729 2005-09-18 Paul Brook <paul@codesourcery.com>
2731 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2733 2005-09-17 Richard Henderson <rth@redhat.com>
2735 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2736 * tree-ssa-loop.c (pass_vect_dce): Remove.
2737 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2740 2005-09-17 Richard Henderson <rth@redhat.com>
2742 * tree-pass.h (pass_vect_dce): Declare.
2743 * passes.c (init_optimization_passes): Add it.
2744 * tree-flow.h (tree_ssa_dce): Declare.
2745 * tree-ssa-dce.c (tree_ssa_dce): Export.
2746 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2747 (gate_tree_vectorize): ... here.
2748 (pass_vect_dce): New.
2750 2005-09-17 Jan Hubicka <jh@suse.cz>
2752 * except.c (struct eh_status): Turn region_array into vec.
2753 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2754 convert_from_eh_region_ranges, find_exception_handler_labels,
2755 current_function_has_exception_handlers, assign_filter_values,
2756 build_post_landing_pads, dw2_build_landing_pads,
2757 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2758 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2759 foreach_reachable_handler, can_throw_internal_1,
2760 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2762 (duplicate_eh_region_1): Update region_array.
2763 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2765 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2768 * expmed.c (expand_mult): Substitute simple register for op0 when
2771 2005-09-17 Richard Henderson <rth@redhat.com>
2773 * expr.c (emit_move_via_integer): Add force argument, pass it on
2774 to emit_move_change_mode. Update callers.
2775 (emit_move_complex): Pass true to new force argument.
2776 * function.c (expand_function_end): Move expand_eh_return call
2777 earlier. Merge sub-word complex values into a pseudo before
2778 copying to the return hard register.
2780 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2782 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2783 between different sizes.
2785 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2789 * passes.c (init_optimization_passes): Register dump files for
2792 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2794 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2795 * config/s390/s390.c (s390_overlap_p): New function.
2796 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2797 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2800 2005-09-16 Richard Guenther <rguenther@suse.de>
2802 * ipa-pure-const.c (static_execute): Free auxiliar information.
2803 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2804 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2806 2005-09-15 DJ Delorie <dj@redhat.com>
2808 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2810 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2812 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2814 (swap_commutative_operands_with_target): New.
2816 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2818 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2821 (estimate_iters_using_array): New function.
2822 * tree-data-ref.h (estimate_iters_using_array): Prototype
2823 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2824 Use estimate_iters_using_array instead of analyze_array.
2826 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2828 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2831 2005-09-15 Michael Matz <matz@suse.de>
2833 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2835 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2837 PR tree-optimization/23835
2838 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2839 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2841 2005-09-14 Richard Henderson <rth@redhat.com>
2843 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2844 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2846 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2848 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2849 in the ARRAY_TYPE case.
2851 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2853 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2855 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2858 * tree-vect-transform.c (vectorizable_operation): Return false for
2859 scalar shift operations and for vector shift operations with
2860 non-invariant shift arguments. Use scalar tree operand op1 as
2861 a shift operand when vector shift insn pattern uses scalar shift
2863 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2865 2005-09-14 Olivier Hainque <hainque@adacore.com>
2867 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2868 value if it has side-effects.
2870 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2873 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2875 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2877 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2878 passed as NAME as if it were label at start of function code.
2880 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2882 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2885 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2887 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2888 as early clobber. Rewrite so the PIC register is not implicitly used.
2890 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2892 * tree.c (annotate_with_file_line): Compare line numbers before
2895 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2898 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2899 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2901 2005-09-13 Ian Lance Taylor <ian@airs.com>
2903 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2904 than a HOST_WIDEST_INT to gen_doloop_begin.
2906 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2908 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2910 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2912 PR tree-optimize/23817
2913 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2915 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2918 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2919 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2920 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2921 (restore_stack_nonlocal): Likewise.
2922 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2924 2005-09-12 Ian Lance Taylor <ian@airs.com>
2927 * c.opt (ffriend-injection): New C++ option.
2928 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2929 (C++ Dialect Options): Document -ffriend-injection.
2931 2005-09-12 Josh Conner <jconner@apple.com>
2934 * ipa-reference.c (static_execute): Don't mark variables in
2935 named sections TREE_READONLY.
2937 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2939 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2942 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2944 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2945 V_MUST_DEF instead of just the first_use_p.
2946 Don't mark the virtual variables for renaming on the statement which
2948 (pass_dse): Remove TODO_update_ssa.
2950 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2953 * stor-layout.c (compute_record_mode): For records with a single
2954 field, actually check the field's mode size against the type size.
2956 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2957 registers for TARGET_SHMEDIA.
2958 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2959 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2960 of GENERAL_REGS and FP_REGS.
2962 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2964 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2966 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2968 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2969 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2970 are omitted. Exclude stack_tie insn too.
2972 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2974 PR rtl-optimization/23098
2975 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2977 * config/rs6000/rs6000.md (movdf splitter): Use
2978 const_double_operand predicate for TARGET_POWERPC64.
2979 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2980 SYMBOL_REF method to ABI_V4.
2982 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2983 replace_equiv_address.
2984 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2985 rs6000_sr_alias_set and MEM_NOTRAP.
2986 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2988 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2990 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2991 handle CALL_EXPR again.
2993 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2995 * arm/predicates.md (alignable_memory_operand): Delete.
2997 2005-09-10 Richard Henderson <rth@redhat.com>
3000 * dbxout.c (dbxout_expand_expr): New.
3001 (dbxout_symbol): Use it.
3003 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3005 * arm.c (arm_gen_rotated_half_load): Delete.
3006 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3007 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3008 (thumb_set_return_address): Likewise.
3009 (thumb_load_double_from_address): Use adjust_address.
3010 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3011 (extendhsisi2_mem, movhi_bytes): Use change_address.
3012 (movhi): Use widen_memory_access.
3013 (reload_out_df): Use replace_equiv_address.
3014 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3016 2005-09-09 Richard Henderson <rth@redhat.com>
3019 * dbxout.c: Include expr.h.
3020 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3021 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3022 * Makefile.in (dbxout.o): Add EXPR_H.
3024 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3026 PR tree-optimization/23509
3027 * tree-cfg.c (replace_uses_by): Use replace_exp.
3028 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3029 pointers have name_mem_tag or type_mem_tag set.
3031 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3033 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3034 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3035 of wrongly accessing operands.
3037 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3039 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3040 * tree-chrec.c: Include tree-scalar-evolution.h.
3041 (chrec_convert): Instantiate the base and step before calling
3042 scev_probably_wraps_p that would fail on parametric evolutions.
3043 Collect all the fails into a single section failed_to_convert,
3044 print a diagnostic, and return chrec_dont_know instead of calling
3046 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3047 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3049 (scev_const_prop): Don't replace the definition of a loop closed ssa
3050 phi node by itself, or by another loop closed ssa phi node.
3051 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3052 that base and step are defined.
3054 2005-09-09 Richard Guenther <rguenther@suse.de>
3057 * fold-const.c (fold_ternary): Check truth_value_p before
3058 calling invert_truthvalue.
3060 2005-09-09 Nick Clifton <nickc@redhat.com>
3062 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3063 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3064 dimension of these arrays.
3065 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3067 * longlong.h: Only provide a prototype for the __clz_tab[] array
3068 if this header has not been included from libgcc2.h.
3069 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3071 Provide prototypes for exported functions.
3072 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3075 2005-09-08 Josh Conner <jconner@apple.com>
3079 * expr.c (expand_expr_addr_expr_1): Don't invoke
3080 expand_simple_binop for EXPAND_INITIALIZER.
3082 2005-09-08 Richard Henderson <rth@redhat.com>
3085 * toplev.c (wrapup_global_declaration_1): Split out ...
3086 (wrapup_global_declaration_2): ... from ...
3087 (wrapup_global_declarations): ... here. Return bool.
3088 (check_global_declaration_1): Split out ...
3089 (check_global_declarations): from here.
3090 (emit_debug_global_declarations): New.
3091 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3092 check_global_declaration_1, emit_debug_global_declarations): Declare.
3093 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3094 of decls. Call wrapup_global_declaration_1,
3095 wrapup_global_declaration_2, check_global_declaration_1 directly.
3096 (c_write_global_declarations_2): New.
3098 (c_write_global_declarations): Call c_write_global_declarations_2.
3099 * langhooks.c (write_global_declarations): Call
3100 emit_debug_global_declarations.
3102 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3103 remove decls that have DECL_RTL_SET_P.
3104 * passes.c (rest_of_decl_compilation): Invoke
3105 cgraph_varpool_finalize_decl for all but functions.
3107 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3109 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3110 the result of a conversion if the new min and max cannot be compared.
3112 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3114 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3115 (override_options): Setting s390_sr_alias_set removed.
3116 (save_fpr, save_gprs): Set alias set to vararg or frame.
3117 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3118 s390_sr_alias_set with get_frame_alias_set ().
3119 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3120 get_varargs_alias_set ().
3122 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3126 * c-parser.c (c_parser_objc_method_definition): If the next
3127 token is not "{", error out and don't start the function.
3129 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3131 * tree-vrp.c (extract_range_from_expr): Move the check for non
3132 nullness after the check for gimple invariant.
3134 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3136 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3138 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3141 * config/m32r.md (movmemsi_internal): Canonicalize order of
3142 operands in PLUS component of template.
3144 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3146 * reload1.c (fixup_eh_region_note): Remove assertion.
3147 (fixup_abnormal_edges): Reverted removal of call to
3148 find_many_sub_basic_blocks made on 2005-08-31.
3150 2005-09-07 Richard Henderson <rth@redhat.com>
3152 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3153 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3154 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3155 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3156 rearrange for better packing.
3157 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3158 (lookup_cfa_1): Remove inline marker.
3159 (cfa_equal_p): Split out of ...
3160 (def_cfa_1): ... here. Use INVALID_REGNUM.
3161 (build_cfa_loc): Handle !cfa->indirect.
3162 (frame_pointer_cfa_offset): New.
3163 (dbx_reg_number): Assert register elimination performed; do
3164 leaf register remapping.
3165 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3166 (eliminate_reg_to_offset): New.
3167 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3168 for verifiably local stack frame addresses; re-base to CFA.
3169 (mem_loc_descriptor): Remove can_use_fbreg argument.
3170 (concat_loc_descriptor, loc_descriptor): Likewise.
3171 (containing_function_has_frame_base): Remove.
3172 (rtl_for_decl_location): Don't do register elimination or
3173 leaf register remapping here.
3174 (secname_for_decl): Split out from ..
3175 (add_location_or_const_value_attribute): ... here.
3176 (convert_cfa_to_loc_list): New.
3177 (compute_frame_pointer_to_cfa_displacement): New.
3178 (gen_subprogram_die): Use them.
3179 * tree.h (frame_base_decl): Remove.
3180 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3181 (prologue_stack_adjust): Remove.
3182 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3183 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3184 (set_frame_base_location): Remove.
3185 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3186 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3187 (vt_add_function_parameters): Don't eliminate_regs.
3188 (vt_initialize): Don't create frame_base_decl.
3190 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3192 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3193 version of GNU binutils for 4.x and later.
3195 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3197 * ggc-page.c (ggc_push_context): Remove.
3198 (ggc_pop_context): Likewise.
3199 * ggc.h (ggc_push_context): Remove.
3200 (ggc_pop_context): Likewise.
3202 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3205 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3206 returning from an interrupt handler.
3208 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3211 * config/arc/arc.c (output_shift): Add check for loop count when
3214 2005-09-06 Steven Bosscher <stevenb@suse.de>
3216 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3218 (abs_replacement): Likewise.
3219 (pass_phiopt): Remove TODO_update_ssa.
3221 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3224 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3225 if "return with no value, in function returning non-void" warning
3227 * tree-cfg.c (execute_warn_function_return): Don't look at
3228 RETURN_EXPRs with TREE_NO_WARNING set.
3231 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3232 for internal functions doesn't use registers used by global registers
3233 variables. Use fewer register parameters if there are global register
3236 2005-09-06 Olivier Hainque <hainque@adacore.com>
3237 Eric Botcazou <ebotcazou@adacore.com>
3240 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3241 when we would be extracting outside its bit span (bitpos+bitsize
3242 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3243 Ada unchecked conversions.
3245 2005-09-06 Steven Bosscher <stevenb@suse.de>
3247 * tree-ssa-pre.c (try_look_through_load): New function.
3248 (compute_avail): Use it to try to look through loads for some
3249 more useful expressions.
3251 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3253 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3254 condition for detecting cases like (a&a) and (a^a).
3256 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3258 * common.opt: Add option ftree-vect-loop-version.
3259 * params.def: Add --param vect-max-version-checks.
3260 * doc/invoke.texi: Document ftree-vect-loop-version and
3261 --param vect-max-version-checks.
3262 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3263 may_misalign_stmts and defines for accessors.
3264 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3265 LOOP_VINFO_MAY_MISALIGN_STMTS.
3266 (destroy_loop_vec_info): VEC_free for
3267 LOOP_VINFO_MAY_MISALIGN_STMTS.
3268 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3269 Update documentation.
3270 (vect_update_misalignment_for_peel): New.
3271 (vect_enhance_data_refs_alignment): Update to choose loop
3272 peeling or loop versioning if appropriate for the (potentially)
3273 unaligned data references in the loop.
3274 (vect_analyze_data_refs_alignment): Remove call to
3275 vect_enhance_data_refs_alignment so the checks can be done
3277 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3278 and move up call to vect_analyze_data_refs_alignment.
3279 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3280 (vect_transform_loop): Add call to loop_version.
3282 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3284 PR rtl-optimization/23098
3285 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3286 * simplify-rtx.c (constant_pool_reference_p): New function.
3287 * rtl.h (constant_pool_reference_p): New prototype.
3288 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3289 constant_pool_reference_p in condition and
3290 avoid_constant_pool_reference in preparation statements.
3292 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3294 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3295 STRICT_LOW_PART SETs.
3297 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3300 * except.c (sjlj_emit_function_enter): Find the function begin
3301 note even when it's not in first basic block.
3303 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3305 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3306 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3307 * aclocal.m4: Regenerate.
3309 2005-09-05 DJ Delorie <dj@redhat.com>
3311 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3314 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3316 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3317 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3318 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3319 Follow spelling conventions.
3320 * doc/invoke.texi: Follow spelling conventions.
3322 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3324 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3325 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3326 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3328 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3331 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3332 (output_stack_adjust): Use gen_tmp_stack_mem.
3333 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3334 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3335 (sh_get_pr_initial_val): Likewise.
3336 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3337 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3338 * sh.md (divsi_inv_m0): Use gen_const_mem.
3339 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3340 (movdf_i4+1): Use gen_tmp_stack_mem.
3341 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3342 (fpu_switch+2): Likewise.
3343 (movv4sf_i, movv16sf_i): Use adjust_address.
3344 (symGOT_load): Set MEM_NOTRAP_P bit.
3346 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3349 * pa.c (emit_move_sequence): Fix typo in last change.
3351 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3353 PR rtl-optimization/23454
3354 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3357 2005-09-03 Richard Henderson <rth@redhat.com>
3358 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3361 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3364 2005-09-02 Nicolas Pitre <nico@cam.org>
3366 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3367 to bit_count to 32 bits.
3369 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3372 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3373 generating synthetic loads from volatile lvalues.
3375 005-09-02 Nick Clifton <nickc@redhat.com>
3377 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3378 __ctzhi2, __clzhi2): New functions.
3380 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3383 * tree-nested.c (struct var_map_elt): Mark with GTY.
3384 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3386 (lookup_field_for_decl): Allocate new element in GC memory.
3387 (lookup_tramp_for_decl): Likewise.
3388 (convert_nl_goto_reference): Likewise
3389 (create_nesting_tree): Allocate info in GC memory. Likewise for
3391 (free_nesting_tree): Free with ggc_free instead of free.
3392 (root): New static variable.
3393 (lower_nested_functions): Remove root as local variable. And zero out
3394 root at the end of the function.
3396 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3398 PR rtl-optimization/20365
3399 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3400 to short. New member ix.
3401 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3402 (simplify_plus_minus): Initialize ix members before calling qsort.
3404 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3406 PR tree-optimization/23626
3407 * tree-cfg.c (replace_uses_by): Clean up eh info.
3409 2005-09-01 DJ Delorie <dj@redhat.com>
3411 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3414 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3416 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3417 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3420 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3422 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3423 do not issue warning for a variable definition following
3426 2005-09-01 Richard Henderson <rth@redhat.com>
3429 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3430 conversion to CONST_VECTOR.
3432 2005-09-01 Richard Henderson <rth@redhat.com>
3435 * reload1.c (reload_as_needed): Check !CALL_P before calling
3436 fixup_eh_region_note.
3437 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3439 2005-09-01 DJ Delorie <dj@redhat.com>
3441 * varasm.c (output_constant): Let the target resolve
3442 conversions of addresses to non-default pointer sizes.
3444 2005-09-01 Nicolas Pitre <nico@cam.org>
3446 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3447 to alow matching ARM pre-indexed addressing mode.
3448 (arm_override_options): Remove now irrelevant comment.
3450 2005-09-01 Phil Edwards <phil@codesourcery.com>
3452 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3453 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3454 * config/i386/vxworks.h: Likewise.
3455 * config/i386/t-vxworksae: New file, for VxWorks AE.
3456 * config/i386/vxworksae.h: Likewise.
3458 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3460 PR tree-optimization/23410
3461 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3462 sequence is not wrapping during the first step.
3464 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3467 * dwarf2out.c (base_type_die): Compare char_type_node with
3468 TYPE_MAIN_VARIANT (type), not type.
3470 2005-09-01 Richard Guenther <rguenther@suse.de>
3472 PR tree-optimization/15366
3473 * common.opt: Add -finline-functions-called-once.
3474 Put -fearly-inlining in alphabetically ordered place.
3475 * doc/invoke.texi: Document new option.
3476 * ipa-inline.c (cgraph_decide_inlining): Honour
3477 flag_inline_functions_called_once.
3479 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3481 PR rtl-optimization/23478
3482 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3483 (alloc_qty): Initialize it.
3484 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3485 (combine_regs): Combine also n_throwing_calls_crossed fields.
3486 (find_free_reg): Don't attempt to caller-save pseudos crossing
3487 calls that might throw.
3488 * global.c (struct allocno): Add throwing_calls_crossed field.
3489 (global_alloc): Revert 2005-08-22 change. Initialize
3490 throwing_calls_crossed.
3491 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3494 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3497 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3498 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3499 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3500 (and64_2_operand): Tweak to use predicate.
3501 (and_operand): Adjust for mask_operand changes.
3502 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3503 (print_operand): Likewise.
3504 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3505 (mask64_1or2_operand): Delete.
3506 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3507 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3508 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3509 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3510 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3511 (rotldi3_internal4): Likewise.
3512 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3513 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3514 (ashldi3_internal7): Likewise.
3515 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3516 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3517 (anddi3 split): Don't match mask64_operand.
3518 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3519 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3520 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3521 't' splitter predicate.
3522 (movdi_internal64 + 2): Revert 2005-06-11 change.
3524 2005-08-31 DJ Delorie <dj@redhat.com>
3526 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3527 (m32c_asm_integer): Add support for 32 bit pointers.
3529 2005-08-31 Richard Henderson <rth@redhat.com>
3531 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3532 component-like references for setting MEM_NOTRAP_P.
3534 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3535 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3537 2005-08-31 Richard Henderson <rth@redhat.com>
3539 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3540 into a pseudo before applying gen_lowpart.
3542 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3544 * doc/install.texi (Specific): Update cctools version required
3545 for full functionality.
3546 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3547 linkers as -macosx_version_min.
3549 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3552 * sh.c (print_operand, %R and %S): Add handling of floating point
3553 registers, memory, constants and invalid operands.
3555 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3557 * ipa-pure-const.c: Change dump name.
3559 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3562 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3563 to "reg_or_0_operand".
3564 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3566 2005-08-31 Dale Johannesen <dalej@apple.com>
3568 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3569 loops that count down.
3571 2005-08-31 Richard Henderson <rth@redhat.com>
3574 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3575 (fixup_eh_region_note): New.
3576 (reload_as_needed): Call it.
3577 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3578 don't call find_many_sub_basic_blocks; call verify_flow_info.
3579 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3580 (keep_stack_depressed): Likewise.
3581 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3583 2005-08-31 Richard Henderson <rth@redhat.com>
3585 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3588 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3590 * expr.c (expand_expr_real_1): Compare size of address
3591 mode to target's address mode size in deciding expansion of
3592 the constant address.
3594 2005-08-31 Richard Guenther <rguenther@suse.de>
3597 * expr.c (all_zeros_p): New function.
3598 (expand_expr_real_1): Handle the case of an all-zero
3599 non-addressable constructor separately.
3601 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3603 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3604 arguments, adjust all callers.
3605 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3607 2005-08-30 Richard Henderson <rth@redhat.com>
3610 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3611 whenever the mode sizes match.
3613 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3615 * calls.c (load_register_parameters): Fix comment typo.
3616 * expr.c (emit_push_insn): Comment formatting.
3618 2005-08-30 Ian Lance Taylor <ian@airs.com>
3620 * config/i386/x-cygwin (host-cygwin): Change dependency from
3621 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3623 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3625 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3628 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3631 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3632 call to ggc_collect.
3634 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3637 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3638 beginning. Remove $(INCLUDES) from all the rules, if following
3639 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3641 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3644 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3645 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3646 not constant, but maxlen is, don't set len to maxlen, rather
3647 set maxlen to len if len is a constant.
3649 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3651 PR tree-optimization/23475
3652 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3655 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3657 Fix PR middle-end/22455
3659 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3660 Checksum only the parts of the tree that exist for the tree code.
3662 2005-08-28 Dale Johannesen <dalej@apple.com>
3664 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3666 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3668 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3670 2005-08-28 Richard Henderson <rth@redhat.com>
3672 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3673 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3676 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3679 * builtins.c (get_memory_rtx): Don't strip nops
3680 in between COMPONENT_REFs.
3682 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3685 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3687 (gimplify_modify_expr): Check for zero sized types and gimplify the
3688 rhs and lhs as statements.
3690 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3693 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3694 state for return address column of signal frames.
3696 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3699 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3700 bytes >= 2 not bytes == 2.
3701 (expand_block_move): Same.
3703 2005-08-27 Richard Guenther <rguenther@suse.de>
3706 * config/i386/sse.md (sse2_movsd): Add missing closing
3709 2005-08-27 Paul Brook <paul@codesourcery.com>
3711 * genrecog.c (enum decision_type): Add DT_num_insns.
3712 (struct decision_test): Add u.num_insns.
3713 (add_to_sequence): Add DT_num_insns test.
3714 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3715 (write_cond, debug_decision_2): Ditto.
3716 (change_state): Assume peep2_next_insn never fails.
3717 Remove "afterward" argument.
3718 (write afterward, write_tree): Update to match.
3719 * recog.c (peep2_current_count): New variable.
3720 (peep2_next_insn): Check it.
3721 (peephole2_optimize): Set peep2_current_count.
3722 * recog.h (peep2_current_count): Declare.
3724 2005-08-26 Josh Conner <jconner@apple.com>
3727 * ipa-pure-const.c (check_tree): Check for volatile-ness
3728 when considering a dereference.
3730 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3732 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3734 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3736 PR rtl-optimization/23561
3737 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3738 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3739 at most LEN bytes long memory fits into the field.
3740 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3741 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3742 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3744 2005-08-26 Richard Henderson <rth@redhat.com>
3747 * loop.c (biased_biv_may_wrap_p): New.
3748 (maybe_eliminate_biv_1): Use it to suppress non-equality
3749 comparison transformations. Delete disabled code.
3751 2005-08-26 Ian Lance Taylor <ian@airs.com>
3753 * combine.c (make_extraction): Avoid reference outside object.
3755 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3757 * stor-layout.c (finalize_type_size): Restore behaviour for
3758 non-aggregate types to the status quo ante of the patch for
3759 pr 23467. Document why it matters.
3761 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3764 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3765 array by one element, initialize the BT_LAST element with NULL.
3767 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3769 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3770 optimizing for size.
3772 (compare_plus_eqsi): Same.
3773 (plus_eqsi_compare): Same.
3774 (neg_eq0<mode>): Same.
3775 (neg_eq<mode>): Same.
3777 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3780 2005-08-26 Nick Clifton <nickc@redhat.com>
3782 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3783 TARGET_EP is not defined.
3784 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3785 TARGET_EP is enabled.
3786 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3787 * config/v850/v850.md (save_all_interrupt): Only use the EP
3788 register if TARGET_EP is defined.
3789 (restore_all_interrupt): Likewise.
3790 * config/v850/lib1funcs.asm: Update functions so that the EP
3791 register is only used if __EP__ is defined.
3793 2005-08-26 David Ung <davidu@mips.com>
3795 * config/mips/mips.c (mips_expand_prologue): Handle case when
3796 generating for MIPS16 and the outgoing argument area is more than
3797 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3800 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3802 * config/crx/crx.md: Make doloop_end pattern usage controllable
3803 via mloop-nesting=<max-nesting> command line switch. Make sure
3804 the combiner cannot use doloop_end_<mode> in an illegal way.
3805 * config/crx/crx.c: Use regs up to r6 for argument passing.
3806 Refine crx_address_cost (non cst4 displacements are expensive).
3807 * config/crx/crx.opt: Add switch for mloop-nesting=.
3809 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3811 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3812 (UNSPEC_MVST): New constant.
3814 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3816 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3817 Reject operands containing eliminable registers.
3818 * testsuite/gcc.dg/20050825-1.c: New testcase.
3820 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3821 Jan Hubicka <jh@suse.cz>
3823 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3825 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3827 PR tree-optimization/23546
3828 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3831 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3833 * params.def (PARAM_MIN_SPEC_PROB): New.
3834 * sched-rgn.c (MIN_PROBABILITY): Delete.
3835 (compute_trg_info): Convert to PARAM_VALUE.
3836 * doc/invoke.texi (param): Document min-spec-prob.
3838 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3840 * config/darwin.h: define __PIC__
3841 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3842 TARGET_OS_CPP_BUILTINS macro.
3844 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3846 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3849 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3851 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3853 * cfghooks.c (duplicate_block): Added position where to place
3854 new block as argument.
3855 * cfghooks.h (duplicate_block): Declaration changed.
3856 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3858 * cfglayout.h (copy_bbs): Declaration changed.
3859 * cfgloop.h (loop_version): Declaration changed.
3860 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3861 position to copy_bbs.
3862 (loop_version): Pass position to duplicate_loop_to_header_edge.
3863 Add place_after argument and position new blocks according to
3865 * modulo-sched.c (sms_schedule): Pass place_after argument
3867 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3868 * tree-cfg.c (split_edge_bb_loc): New function.
3869 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3870 to determine position of new blocks.
3871 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3873 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3874 argument to duplicate_block.
3875 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3876 Pass position to copy_bbs.
3878 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3880 * fold-const.c (ptr_difference_const): Use
3881 cst_and_fits_in_hwi instead of host_integerp.
3883 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3885 * config/darwin.c (gen_pic_offset): New.
3886 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3889 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3891 PR tree-optimization/23486
3892 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3894 2005-08-23 Phil Edwards <phil@codesourcery.com>
3896 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3897 remove use_collect2.
3898 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3900 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3901 configuration files to override the default value.
3903 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3904 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3905 * config/vx-common.h: New file, split out from...
3906 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3907 * config/vxworksae.h: New file, for VxWorks AE.
3908 * config/vxworks.opt: New file.
3909 * config/vxlib.c: Update for VxWorks 6.
3911 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3912 other MULTILIB_* variables appropriately.
3913 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3914 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3915 * config/rs6000/vxworks.h: Update for VxWorks 6.
3916 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3918 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3921 * config/darwin.c (machopic_select_section): Remove the hack to
3922 mark "::operator new" and "::operator delete" for coalescing
3923 even though they are not weak.
3925 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3927 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3928 * configure: Regenerate.
3930 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3933 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3935 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3936 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3939 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3941 * config/rs6000/predicates.md (equality_operator): New.
3942 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3943 comparison with a large constant.
3945 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3947 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3949 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3951 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3952 registers is even, and we have a hardware double precision fp,
3954 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3955 size of current argument when checking if argument was passed in
3958 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3961 * stor-layout.c (finalize_type_size): Dont override
3962 existing alignment with a smaller alignment from the mode.
3964 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3966 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3967 * lambda.h (lambda_vector_lexico_pos): ... here.
3968 * tree-data-ref.c (build_classic_dist_vector): Return false when
3969 the distance vector is lexicographically negative.
3971 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3973 PR tree-optimization/23511
3974 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3975 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3977 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3979 PR tree-optimization/22043
3980 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3981 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3982 If ALLOW_FLEXARR, handle types ending with flexible array member.
3983 Pass false as second argument to recursive count_type_elements calls.
3984 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3985 argument to count_type_elements call.
3986 * tree-sra.c (decide_block_copy): Likewise.
3987 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3988 for a constant-sized object, set cleared as well. Pass true as
3989 second argument to count_type_elements call.
3991 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3994 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3995 from legitimate_small_data_p, and make global. Update use.
3996 Remove forward declaration.
3997 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3999 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4001 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4003 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4004 of scratch intermediates.
4005 (eq<mode>_compare): Same.
4006 (neg_eq0<mode>): New.
4007 (neg_eq<mode>): Convert to define_insn_and_split.
4009 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4012 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4013 stdarg functions, set/clear the fp marker even when no variable
4015 * config/rs6000/sysv4.opt (mprototype): Describe.
4017 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4019 PR rtl-optimization/23478
4020 * regs.h (reg_info): Add throw_calls_crossed.
4021 (REG_N_THROWING_CALLS_CROSSED): Define.
4022 * flow.c (allocate_reg_life_data): Initialize
4023 REG_N_THROWING_CALLS_CROSSED.
4024 (propagate_one_insn, attempt_auto_inc): Update
4025 REG_N_THROWING_CALLS_CROSSED.
4026 * global.c (global_alloc): Don't allocate pseudos across
4027 calls that may throw.
4029 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4032 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4033 value is inbetween the range if we did not find an exact match.
4035 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4037 * doc/invoke.texi (Option Summary): Add ms1 options.
4038 * doc/extend.texi: Document interrupt handler attribute for ms1.
4039 * doc/md.texi: Document ms1 constraints.
4040 * config.gcc: Add ms1-*-elf.
4041 * config/ms1/ms1.h: New.
4042 * config/ms1/ms1.c: New.
4043 * config/ms1/ms1.md: New.
4044 * config/ms1/ms1-protos.h: New.
4045 * config/ms1/ABI.txt: New.
4046 * config/ms1/crti.asm: New.
4047 * config/ms1/crtn.asm: New.
4048 * config/ms1/lib2extra-funcs.c: New.
4049 * config/ms1/t-ms1: New.
4050 * config/ms1/ms1.opt: New.
4052 2005-08-22 Ira Rosen <irar@il.ibm.com>
4054 * config/rs6000/altivec.md (xorv4sf3): New.
4055 (negv4sf2, neg<mode>2): Likewise.
4057 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4060 * config/ia64/ia64.md (divsi3): Check divide by zero.
4061 (udivsi3): Likewise.
4063 (udivdi3): Likewise.
4065 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4067 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4068 up to elem_bitsize bits, not max_bitsize.
4070 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4072 PR tree-optimization/23433
4073 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4074 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4076 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4078 PR tree-optimization/23434
4079 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4080 the iteration bound is not an INTEGER_CST.
4082 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4084 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4085 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4086 NULL if need_epilog_adjust is false.
4087 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4088 Case 3 always peels first itration, not just for PLUS case, and no need
4089 to use scalar_initial_def here. Create an epilog adjustment only if
4090 scalar_initial_def is not NULL.
4092 (vectorizable_reduction): Remove assert.
4094 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4097 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4098 (__moddi3): Likewise.
4099 (__udivdi3): Likewise.
4100 (__umoddi3): Likewise.
4101 (__divsi3): Likewise.
4102 (__modsi3): Likewise.
4103 (__udivsi3): Likewise.
4104 (__umodsi3): Likewise.
4106 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4108 * tree-pass.h (TDF_GRAPH): Define.
4109 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4110 * passes.c (finish_optimization_passes): Only call
4111 finish_graph_dump_file if TDF_GRAPH is set.
4112 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4113 NULL. Set TDF_GRAPH bit.
4114 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4116 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4118 * arm.h (arm_stack_offsets): Add locals_base field.
4119 * arm.c (arm_get_frame_offsets): Compute it.
4120 (thumb_compute_initial_elimination offset): Make the Thumb frame
4121 pointer point to the base of the local variables.
4122 (thumb_expand_prologue): Update accordingly.
4123 (thumb_expand_epilogue): Likewise.
4125 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4126 mode of clobbered scratch to DImode. Handle a case that's known to
4129 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4131 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4132 (gt0<mode>_compare): Delete.
4133 (neg_gt0<mode>): Delete.
4135 2005-08-19 Eric Christopher <echristo@apple.com>
4137 * optabs.h: Change CTI_ to COI_.
4140 2005-08-19 James E Wilson <wilson@specifix.com>
4142 * builtins.c (expand_builtin_return_addr): Set
4143 current_function_accesses_prior_frames when count != 0. Use
4144 frame_pointer_rtx when count == 0.
4145 * function.h (struct function): Add accesses_prior_frames field.
4146 (current_function_accesses_prior_frames): Define.
4147 * reload1.c (init_elim_table): Check
4148 current_function_accesses_prior_frames.
4149 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4151 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4153 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4154 indicator. Return true if the flowgraph changed during
4157 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4160 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4161 conditional expression before testing its value.
4163 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4165 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4167 2005-08-19 Devang Patel <dpatel@apple.com>
4169 PR tree-optimization/23048
4170 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4171 third parameter. Check whether latch is dominated by exit
4173 (if_convertible_loop_p): Supply exit block itself to
4174 if_convertible_bb_p.
4176 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4179 * arm.md (arm_load_pic_register): Change argument to the mask of
4180 saved registers. Call thumb_find_work_register if we need a
4181 scratch register on Thumb.
4182 (arm_expand_prologue): Pass empty register set to
4183 arm_load_pic_register.
4184 (thumb_expand_prologue): Pass live_regs_mask directly to
4185 arm_load_pic_register.
4186 * arm-protos.h (arm_load_pic_register): Update prototype.
4188 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4190 * sh.c (find_sole_member): New function.
4191 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4192 if the record's alignment is larger than the size of its only member.
4194 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4197 * arm.c (thumb_legitimize_reload_address): New function.
4198 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4199 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4201 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4203 * config/crx/crx.c: Implement crx_decompose_address. Reject
4204 symbolic displacements since CRX register relative adressing
4205 mode can't handle unsigned 32-bit values as displacements.
4206 * config/crx/crx.h: Simplify definitions, remove redundant
4207 parenthesis and obsolete macros.
4208 * config/crx/crx.opt: Add new switch for debugging addresses.
4209 * config/crx/crx-protos.h: Add new declarations for above.
4211 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4214 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4217 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4219 * collect2.c (dup2): Delete.
4220 * configure.ac: Don't check for dup2.
4222 * config.in, configure: Regenerate.
4224 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4226 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4227 record with the type of its only member.
4229 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4231 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4232 define_insn_and_split.
4233 (plus_ltu<mode>_compare): Same.
4234 (gtu<mode>_compare): Same.
4235 (plus_gtu<mode>_compare): Same.
4237 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4239 PR tree-optimization/22228
4240 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4242 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4243 are recorded in vect_vnames_to_rename for renaming.
4244 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4245 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4246 in vect_vnames_to_rename.
4247 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4248 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4250 2005-08-18 Jan Hubicka <jh@suse.cz>
4253 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4254 info only for local statics, not for member variables.
4256 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4258 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4260 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4262 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4264 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4267 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4269 2005-08-17 James E Wilson <wilson@specifix.com>
4271 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4274 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4276 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4277 (leu<mode>_compare): Same.
4278 (plus_leu<mode>): Same.
4279 (neg_leu<mode>): Same.
4280 (and_neg_leu<mode): Same.
4281 (ltu<mode>_compare): Same.
4282 (plus_ltu<mode>): Same.
4284 (geu<mode>_compare): Same.
4285 (plus_geu<mode>): Same.
4286 (neg_geu<mode>): Same.
4287 (and_neg_geu<mode>): Same.
4288 (plus_gt<mode>): Same.
4289 (gtu<mode>_compare): Same.
4290 (plus_gtu<mode>): Same.
4292 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4294 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4295 Move call_table_data to end. Delete spurious .text.
4296 (callt_save_all_interrupt): Fix comment typo.
4298 2005-08-17 James E Wilson <wilson@specifix.com>
4299 Kevin Winchester <winchester@amirix.com>
4302 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4304 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4307 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4308 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4310 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4312 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4313 record with the type of its only member if the modes don't match.
4315 * varasm.c (decode_reg_name): Skip empty additional register names.
4317 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4319 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4320 lsm_tmp_name_length): New.
4321 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4322 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4324 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4325 Andreas Krebbel <krebbel1@de.ibm.com>
4327 * config.gcc: Added z9-109 switch.
4328 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4329 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4330 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4331 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4332 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4333 for "z9_109" cpu attribute.
4334 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4335 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4336 (s390_handle_arch_option): Added z9-109 switch.
4337 (override_options): Set respective cost function for z9-109.
4338 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4339 (legitimate_reload_constant_p): Accept extended immediates.
4340 (print_operand): Three new output modifiers added: k, m and o.
4341 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4342 (s390_output_mi_thunk): Use extended immediate when possible.
4343 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4344 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4345 (CONSTRAINT_LEN): Added length of O constraint.
4346 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4347 * config/s390/s390.md ("cpu"): New value z9_109 added.
4348 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4349 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4350 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4351 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4352 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4353 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4354 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4355 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4356 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4357 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4358 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4359 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4360 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4361 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4362 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4364 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4365 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4366 insns for TARGET_EXTIMM.
4368 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4370 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4372 2005-08-17 Nick Clifton <nickc@redhat.com>
4374 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4375 Call default_encode_section_info.
4377 2005-08-17 Steven Bosscher <stevenb@suse.de>
4379 PR tree-optimization/21574
4380 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4381 constant, return CONSTANT.
4382 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4383 (ccp_fold, visit_assignment): Likewise.
4384 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4386 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4388 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4389 fold_buildN instead of buildN then fold_initializer or fold.
4390 (build_unary_op): Likewise.
4391 (build_binary_op): Likewise.
4392 * fold-const.c (fold_initializer): Remove.
4393 (fold_build1_initializer): New function.
4394 (fold_build2_initializer): New function.
4395 (fold_build3_initializer): New function.
4396 * tree.h (fold_initializer): Remove.
4397 (fold_build1_initializer): New function.
4398 (fold_build2_initializer): New function.
4399 (fold_build3_initializer): New function.
4401 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4403 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4404 (try_move_mult_to_index): Call fold_build2 instead of build2.
4405 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4406 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4407 fold_binary_to_constant.
4408 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4410 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4411 check if A == gcd (A, B). Remove TYPE argument.
4412 (analyze_offset) Use fold_build2 instead of fold (build.
4413 (create_data_ref): Likewise.
4414 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4415 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4418 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4420 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4421 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4423 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4426 * gimplify.c (zero_sized_type): New function.
4427 (gimplify_modify_expr_rhs): If we have a zero sized type,
4428 replace the statement with an empty statement.
4430 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4432 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4435 2005-08-16 Ian Lance Taylor <ian@airs.com>
4437 * doc/tm.texi (Label Output): Correct typo.
4439 2005-08-16 Steven Bosscher <stevenb@suse.de>
4442 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4443 force_operand will work later on using have_insn_for.
4445 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4447 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4449 2005-08-16 Ian Lance Taylor <ian@airs.com>
4452 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4453 vector type, don't try to construct it element by element. Add an
4454 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4456 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4458 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4460 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4462 * doc/invoke.texi (Precompiled Headers): Document some more options
4463 which are known to be safe.
4465 2005-08-16 James E Wilson <wilson@specifix.com>
4467 PR tree-optimization/21105
4468 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4469 TREE_OVERFLOW check.
4471 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4473 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4474 (neg_ltu<mode>): Same.
4476 (neg_gtu<mode>): Same.
4478 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4480 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4481 (fold_builtin_isdigit): Use fold_buildN.
4482 (build_function_call_expr): Likewise.
4483 * c-typeck.c (c_finish_loop): Likewise.
4485 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4486 Richard Shann <rshann@superh.com>
4488 PR middle-end/20396:
4489 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4491 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4493 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4495 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4498 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4499 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4502 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4505 * fold-const.c (build_range_check): Disable optimization for function
4506 pointer expressions on targets that require function pointer
4509 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4511 * simplify-rtx.c (simplify_const_relational_operation): When
4512 extracting arguments of a COMPARE, recompute the mode as well.
4514 2005-08-15 Ian Lance Taylor <ian@airs.com>
4516 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4518 2005-08-15 DJ Delorie <dj@redhat.com>
4520 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4522 (movsi_splittable): Allow, but split, moves to the stack.
4523 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4526 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4528 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4529 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4530 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4532 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4533 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4534 Delete HOST_PTR_PRINTF.
4536 * configure, config.in: Regenerate.
4538 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4540 * config/rs6000/rs6000.md (QHSI): New mode macro.
4541 (wd): Extend mode attr for QImode and HImode
4542 (dbits): New mode attr.
4543 (zero_extend<mode>di2): Convert to mode macro.
4545 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4548 * doc/invoke.texi (-mgnu-ld): Update description.
4551 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4554 * Makefile.in (tree-chrec.o): Depends on real.h.
4555 * tree-chrec.c: Include real.h.
4556 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4557 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4558 * tree-scalar-evolution.c (add_to_evolution_1,
4559 interpret_rhs_modify_expr): Ditto.
4561 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4564 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4565 step is negative compute the estimation from init downwards to zero.
4567 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4569 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4571 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4573 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4575 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4576 Accept double-word constants that can be split.
4577 * config/s390/s390.md ("movti"): Use 'P' constraint.
4578 ("*movdi_31", "*movdf_31"): Likewise.
4580 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4582 Fix PR tree-optimization/22615
4584 * tree-ssa-structalias.c (solution_set_add): Handle
4585 first_vi_for_offset returning NULL.
4586 (do_da_constraint): Ditto.
4587 (do_sd_constraint): Ditto.
4588 (do_ds_constraint): Ditto
4589 (find_func_aliases): Ditto.
4590 (build_constraint_graph): RHS is allowed be ANYTHING.
4591 (first_vi_for_offset): Return NULL if we couldn't find anything at
4594 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4596 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4597 over memory as first operand.
4599 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4602 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4603 available for setting it.
4605 2005-08-14 Ira Rosen <irar@il.ibm.com>
4607 PR tree-optimization/23320
4608 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4609 data-refs' types instead of base object nullness. Add check for
4610 pointer type data-refs before first location comparison. Remove
4613 2005-08-14 Andreas Schwab <schwab@suse.de>
4615 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4617 2005-08-13 James E Wilson <wilson@specifix.com>
4619 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4620 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4621 -fstack-protector-all, --param ssp-buffer-size): Document.
4622 (-Wvariadic-macros): Alphabetize.
4623 (-fsched-stalled-insns-dep): Add missing 'f'.
4625 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4628 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4630 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4631 or indirect address operand.
4632 (EXTRA_ADDRESS_CONSTRAINT): New.
4633 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4635 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4637 PR tree-optimization/22236
4638 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4639 successors and predecessors.
4640 * tree-chrec.c (chrec_convert): Before converting, check that
4641 sequences don't wrap.
4642 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4643 (analyze_array): Extern.
4644 (find_data_references_in_loop): Remove call to
4645 compute_estimated_nb_iterations.
4646 * tree-data-ref.h (analyze_array): Declared.
4647 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4648 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4649 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4650 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4652 * tree-ssa-loop-ivcanon.c: Fix documentation.
4653 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4654 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4655 (infer_loop_bounds_from_undefined): New.
4656 (estimate_numbers_of_iterations_loop): Use
4657 infer_loop_bounds_from_undefined.
4658 (used_in_pointer_arithmetic_p): New.
4659 (scev_probably_wraps_p): Pass an extra parameter. Call
4660 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4661 (convert_step): Fix documentation.
4662 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4663 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4664 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4665 scev_probably_wraps_p.
4667 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4669 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4670 (s390_register_info): Ignore clobbered_regs information for fixed
4671 registers, and only fixed registers.
4672 (s390_init_frame_layout): Remove redundant call.
4674 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4676 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4677 description of -Wold-style-casts.
4679 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4680 Jakub Jelinek <jakub@redhat.com>
4682 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4683 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4684 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4685 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4686 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4687 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4688 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4689 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4690 ("stack_protect_set", "stack_protect_test"): New expanders.
4691 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4692 "stack_protect_testdi"): New insn definitions.
4694 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4696 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4698 2005-08-12 Paul Brook <paul@codesourcery.com>
4700 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4702 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4704 * config/s390/predicates.md (setmem_operand): New predicate.
4705 (shift_count_operand): Accept ANDs with special constants as
4707 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4708 with special constants.
4709 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4710 shift_count_operand with setmem_operand.
4712 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4714 * config/s390/s390.c (s390_extract_part, s390_single_part):
4716 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4717 (s390_output_mi_thunk): Don't use lg on 31 bit.
4718 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4719 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4721 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4723 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4724 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4725 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4726 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4727 with one of the new macros.
4729 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4731 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4732 Don't set save_return_addr_p.
4733 (s390_register_info): Make clobbered_regs not depending on
4736 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4738 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4739 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4741 2005-08-11 James E. Wilson <wilson@specifix.com>
4743 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4745 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4747 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4748 locations gathered by var-tracking in single entry loc_list
4749 over loc_descriptor_from_tree.
4751 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4752 pass it down to loc_descriptor.
4753 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4754 (containing_function_has_frame_base): Move earlier in the file.
4755 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4756 instead of always assuming fbreg can't be used.
4758 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4760 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4761 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4762 Accept address wrapped in AND for Altivec.
4763 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4764 Strip AND wrapping offset address for Altivec.
4766 2005-08-11 Richard Henderson <rth@redhat.com>
4769 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4770 before using TYPE_IS_SIZETYPE.
4772 2005-08-11 Richard Henderson <rth@redhat.com>
4775 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4776 insn types not present on ev4.
4777 (alphaev5_insn_pipe): Similarly.
4779 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4782 * arm.c (arm_override_options): If the user has selected callee-super-
4783 interworking, then enable normal interworking.
4785 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4787 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4790 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4792 * doc/rtl.texi: Fix two typos.
4794 2005-08-11 Richard Guenther <rguenther@suse.de>
4797 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4798 cases where we call to/from functions returning void.
4800 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4803 * tree.c (build_pointer_type_for_mode): Robustify.
4805 2005-08-10 James E Wilson <wilson@specifix.com>
4807 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4808 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4810 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4813 2005-08-10 Eric Christopher <echristo@apple.com>
4815 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4816 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4819 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4822 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4823 for the high part when generating dynamic-no-pic code.
4825 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4827 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4828 (x86_64-*-linux*): Likewise.
4830 * config/i386/crtfastmath.c: New file.
4831 * config/i386/t-crtfm: Likewise.
4833 * config/i386/linux.h (ENDFILE_SPEC): New.
4834 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4836 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4839 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4841 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4842 (vec_shl, vec_shr): Document new operations.
4843 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4845 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4847 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4848 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4849 change predicate to indexed_or_indirect_address.
4851 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4853 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4854 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4855 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4856 and __aeabi_uwrite8.
4857 * config/arm/unaligned-funcs.c: New file.
4858 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4860 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4862 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4864 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4865 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4867 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4868 * final.c (pass_shorten_branches): Add dump.
4869 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4870 (pass_life): Rename dump.
4871 (rest_of_handle_flow2): Remove initial verify_flow_info.
4872 * function.c (pass_instantiate_virtual_regs): Add dump.
4873 * integrate.c (pass_initial_value_sets): Add dump.
4874 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4875 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4876 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4877 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4878 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4879 gate_rtl_unrool_and_peel_loops): New.
4880 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4881 rtl_doloop): Do not look at flags.
4882 * mode-switching.c (pass_mode_switching): Add dump.
4883 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4884 pass_split_before_regstack): Add dump.
4885 * regmove.c (pass_stack_adjustments): Add dump.
4886 * tree-optimize.c (pass_fixup_cfg): Add dump.
4888 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4891 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4892 deciding which instruction sequence to use.
4894 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4896 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4897 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4899 2005-08-09 Richard Guenther <rguenther@suse.de>
4901 * c-common.c (builtin_function_2): Remove.
4902 (def_builtin_1): New function.
4903 (c_common_nodes_and_builtins): Use def_builtin_1 to
4904 build builtin functions.
4906 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4908 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4909 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4910 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4913 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4915 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4916 fold_binary instead of fold_build2 since we don't care about the
4918 (loop_niter_by_eval): Likewise.
4919 (compare_trees): Likewise.
4920 (proved_non_wrapping_p): Likewise.
4922 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4926 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4927 if the if is really empty.
4929 2005-08-09 Steven Bosscher <stevenb@suse.de>
4931 PR tree-optimization/23234
4932 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4933 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4934 argument of the new enum.
4935 (execute_cse_reciprocals): Add reciprocals for function arguments
4936 on the unique successor edge of the entry block. Update other calls
4937 to execute_cse_reciprocals_1.
4939 2005-08-08 Richard Henderson <rth@redhat.com>
4942 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4944 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4946 * expr.c (write_complex_part): Return after handling MEM.
4948 2005-08-08 Josh Conner <jconner@apple.com>
4950 PR rtl-optimization/23241
4951 * combine.c (simplify_comparison): Fix error in determining
4952 whether to lift a subreg from comparison.
4954 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4957 * config/rs6000/altivec.md (vec_init<mode>): New.
4958 (vec_set<mode>): New.
4959 (vec_extract<mode>): New.
4960 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4961 (rs6000_expand_vector_set): New.
4962 (rs6000_expand_vector_extract): New.
4963 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4964 for Altivec modes before reload.
4965 (altivec_expand_vec_init_builtin): New.
4966 (get_element_number): New.
4967 (altivec_expand_vec_set_builtin): New.
4968 (altivec_expand_vec_ext_builtin): New.
4969 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4971 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4973 * config/rs6000/rs6000.h (rs6000_builtins): Add
4974 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4975 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4976 * config/rs6000/rs6000-protos.h: Declare new functions.
4978 2005-08-08 Jan Hubicka <jh@suse.cz>
4980 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4981 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4982 * i386.md (movdi*): Use pic_32bit_operand.
4983 * predicates.md (pic_32bit_operand): New.
4985 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4988 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4990 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4992 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4993 (test_for_singularity): Use fold_build2.
4995 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4997 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4999 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5001 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5002 (COMMON_ASM_OP) Define.
5003 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5004 (ix86_encode_section_info): Likewise.
5005 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5006 SUBTARGET_ENCODE_SECTION_INFO.
5008 2005-08-06 Richard Henderson <rth@redhat.com>
5011 * tree-nested.c (convert_local_reference): Save and restore val_only
5012 around component_ref and friends. Clear walk_subtrees by default.
5014 2005-08-06 Peter O'Gorman <peter@pogma.com>
5017 * gcc.c (process_command): Check the argument to -b has a dash.
5018 * doc/invoke.texi: Update -b and -V docs.
5020 2005-08-06 James E Wilson <wilson@specifix.com>
5022 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5024 2005-08-06 Michael Matz <matz@suse.de>
5026 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5027 member only if only one insn is associated with the value.
5029 2005-08-06 Nick Clifton <nickc@redhat.com>
5031 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5033 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5034 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5035 Check symbol flags instead of symbol name mangling.
5036 (xstormy16_asm_output_aligned_common): Likewise. Also
5037 simplify code since the bss100_section cass is the only case
5038 where the below100 code will be triggered.
5039 (xstormy16_encode_section_info): Encode below100 attribute
5040 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5042 (xstormy16_strip_name_encoding): Delete - this function is no
5044 (TARGET_STRIP_NAME_ENCODING): Undefine.
5045 * config/stormy16/stormy16-protos.h: Delete prototype for
5046 xstormy16_strip_name_encoding.
5048 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5050 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5051 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5052 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5053 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5054 config/alpha/predicates.md, config/arc/arc.h,
5055 config/arm/arm.h, config/arm/ieee754-df.S,
5056 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5057 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5058 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5059 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5060 config/m68hc11/m68hc11.h, config/mips/mips.c,
5061 config/mips/mips.h, config/mips/openbsd.h,
5062 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5063 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5064 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5065 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5066 config/sparc/linux.h, config/sparc/linux64.h,
5067 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5068 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5069 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5070 typos. Follow spelling conventions.
5072 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5075 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5076 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5077 specially. Check for side effects only for COND_EXPR.
5078 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5079 return with TREE_NO_WARNING.
5081 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5083 PR rtl-optimization/23233
5084 * loop.c (combine_movables): Require the modes to be the same.
5085 (move_movables): Remove handling of cases where the replacement
5086 had a different mode to the original.
5088 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5090 PR tree-optimization/23128
5091 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5092 subtraction wrap, and set TREE_OVERFLOW if they do.
5094 2005-08-05 Richard Henderson <rth@redhat.com>
5097 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5098 FORCED_LABEL labels.
5100 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5103 * reload.c (find_reloads_subreg_address): Pass down TYPE
5104 unchanged. Change all callers except find_reloads_toplev.
5106 2005-08-05 Michael Matz <matz@suse.de>
5108 * genattrtab.c (current_alternative_string): Remove.
5109 (SIMPLIFY_ALTERNATIVE): Ditto.
5110 (attr_alt_bit_p): Ditto.
5111 (alternative_name): Make const char *.
5112 (evaluate_eq_attr): Remove use of above things.
5113 (simplify_test_exp): Ditto.
5114 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5115 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5117 2005-08-04 James E Wilson <wilson@specifix.com>
5119 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5120 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5121 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5122 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5123 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5125 2005-08-04 Richard Henderson <rth@redhat.com>
5128 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5129 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5130 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5131 if we'd have to instantiate too many members.
5133 2005-08-04 Richard Henderson <rth@redhat.com>
5136 * tree-outof-ssa.c (coalesce_asm_operands): New.
5137 (coalesce_ssa_name): Use it. Split out ...
5138 (coalesce_phi_operands, coalesce_result_decls): ... these.
5140 2005-08-04 Paul Brook <paul@codesourcery.com>
5142 * read-rtl.c (read_quoted_string): Break if EOF.
5144 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5146 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5147 (fold_build2): Likewise.
5148 (fold_build3): Likewise.
5149 (fold_build1_stat): New function prototype.
5150 (fold_build2_stat): Likewise.
5151 (fold_build3_stat): Likewise.
5152 * fold-const.c (fold_build1): Rename to ..
5153 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5154 through to build1_stat.
5155 (fold_build2): Rename to ..
5156 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5157 through to build2_stat.
5158 (fold_build3): Rename to ..
5159 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5160 through to build3_stat.
5162 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5163 Ian Lance Taylor <ian@airs.com>
5165 * function.c (assign_stack_local_1): Do not correct stack slot
5166 address if allocation size is smaller than mode size.
5168 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5171 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5172 (tree_merge_blocks): Propagate anything allowed by
5174 Clarify documentation.
5175 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5176 SSA form, schedule an update if necessary.
5178 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5180 * doc/install.texi (Binaries): Remove broken link to
5181 Sinix/Reliant Unix binaries.
5183 2005-08-03 Richard Henderson <rth@redhat.com>
5186 * function.c (stack_protect_epilogue): Export.
5187 * tree.h (stack_protect_epilogue): Declare.
5188 * calls.c (expand_call): Call it.
5190 2005-08-03 Eric Christopher <echristo@apple.com>
5192 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5193 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5196 2005-08-04 Jan Hubicka <jh@suse.cz>
5198 * profile.c (branch_prob): Split edges with goto locus on them
5199 to get proper line counts.
5200 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5202 2005-08-03 Paul Brook <paul@codesourcery.com>
5204 * function.c (assign_parms): Round current_function_args_size
5205 to PARM_BOUNDARY, not STACK_BOUNDARY.
5207 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5209 * config/i386/i386.c (x86_elf_aligned_common)
5210 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5212 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5214 PR tree-optimization/23157
5215 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5216 before emitting them.
5218 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5220 PR tree-optimization/19899
5221 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5222 * tree-scalar-evolution.c: Include real.h.
5223 (add_to_evolution): Build constant -1 of correct type.
5225 2005-08-03 Jan Hubicka <jh@suse.cz>
5227 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5228 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5229 profile updating for complette unrolling.
5230 * loop-unroll.c (peel_loop_completely): Use it.
5231 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5232 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5235 2005-08-03 Paul Brook <paul@codesourcery.com>
5237 * combine.c (can_change_dest_mode): New function.
5238 (try_combine, simplify_set): Use it.
5240 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5242 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5245 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5247 * doc/install.texi (Specific): Adjust link to openavr.org.
5248 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5249 (Binaries): Adjust HP-UX Porting Center link.
5250 (Binaries): Adjust Free Software Foundation ordering link.
5252 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5254 * convert.c (convert_to_integer): Use fold_build1 instead of
5255 build1 when converting an integer to an integer.
5257 2005-08-02 Richard Henderson <rth@redhat.com>
5259 * combine.c (combine_instructions): Don't use reg_equal/equiv
5260 results if the mode doesn't match.
5262 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5264 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5265 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5267 2005-08-02 Richard Henderson <rth@redhat.com>
5270 * explow.c (memory_address): Remove special-case for
5271 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5273 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5276 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5277 number of calls to cleanup_tree_cfg_1.
5279 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5281 * doc/invoke.texi: document file extensions .F90 and .F95
5283 2005-08-02 Richard Guenther <rguenther@suse.de>
5285 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5286 positive if its first argument is positive.
5288 2005-08-02 Richard Guenther <rguenther@suse.de>
5290 PR tree-optimization/23177
5291 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5294 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5296 PR tree-optimization/23129
5297 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5298 varying for divisions with anti-ranges.
5300 2005-08-02 Jan Hubicka <jh@suse.cz>
5302 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5303 * tree-ssa-threadupdate.c (thread_block): Add it here.
5305 2005-08-01 James E Wilson <wilson@specifix.com>
5307 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5308 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5309 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5311 * config/mips/predicates.md (const_call_insn_operand): Add check for
5312 SYMBOL_REF_LONG_CALL_P.
5313 * doc/extend.texi (long_call): Document the new attribute.
5315 2005-08-01 Ian Lance Taylor <ian@airs.com>
5316 Richard Henderson <rth@redhat.com>
5318 * Makefile.in (RTL_BASE_H): Add real.h.
5319 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5321 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5323 * rtl.c (rtl_check_failed_code_mode): New.
5324 * rtl.h (struct rtx_def): Add u.rv.
5325 (XCMWINT, XCNMPRV): New.
5326 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5327 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5329 2005-08-01 Richard Henderson <rth@redhat.com>
5331 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5332 with auto-inc codes.
5334 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5336 2005-08-01 Jan Hubicka <jh@suse.cz>
5338 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5339 * i386.c: Include dwarf2.h
5340 (asm_preferred_eh_data_format): New.
5341 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5343 2005-08-01 Ian Lance Taylor <ian@airs.com>
5345 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5346 randomize_va_space for virtual address randomization control.
5348 2005-08-01 Steven Bosscher <stevenb@suse.de>
5350 * common.opt (flag_ipa_cp): Put in right place to maintain
5353 2005-08-01 Jan Hubicka <jh@suse.cz>
5355 * profile.c (compute_value_histograms): Fix thinko.
5356 * value-prof.c: Include toplev.h
5357 (check_counter): New function.
5358 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5359 tree_mod_subtract_transform): Add sanity check.
5361 2005-08-01 Richard Guenther <rguenther@suse.de>
5363 PR tree-optimization/23133
5364 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5365 current functions parameter decls to find defs to cse
5368 2005-08-01 Richard Guenther <rguenther@suse.de>
5370 PR tree-optimization/23109
5371 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5372 If trapping math is in effect, use post-dominator information
5373 to check if we'd in any case reach a trapping point before
5374 doing the reciprocal insertion.
5375 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5376 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5377 expressions are invariant only if trapping math is not in effect.
5379 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5381 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5382 cgraph_function_versioning): New declarations.
5383 * cgraphunit.c: Add include to ipa-prop.h.
5384 (update_call_expr, cgraph_copy_node_for_versioning,
5385 cgraph_function_versioning): New functions.
5386 * integrate.c (copy_decl_for_inlining): Remove.
5387 * ipa-prop.h (ipa_replace_map): New struct.
5388 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5389 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5390 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5391 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5392 ipcp_iterate_stage, ipcp_method_scale_print,
5393 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5394 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5395 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5396 ipcp_update_bb_counts, ipcp_update_profiling,
5397 ipcp_update_edges_counts): New functions.
5398 (ipcp_method_cval_init): Remove restriction regarding local methods.
5399 (ipcp_init_stage): Add ipcp_method_compute_scale.
5400 (ipcp_insert_stage): Add versioning.
5401 (ipcp_structures_print): Add ipcp_method_scale_print.
5402 (ipcp_driver): Dump profiling info.
5403 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5404 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5405 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5406 (struct inline_data): Add versioning_p, ipa_info, new fields.
5407 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5408 declare_return_variable): Replace calls to copy_decl_for_inlining with
5410 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5412 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5413 Add argument VERSIONING.
5414 (copy_arguments_for_versioning, copy_static_chain,
5415 function_versionable_p, tree_versionable_function_p,
5416 tree_function_versioning, replace_ref_tree): New functions.
5417 * tree-inline.h: Include varray.h.
5418 (tree_versionable_function_p, tree_function_versioning,
5419 tree copy_decl_for_dup): New declarations.
5421 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5423 * ipa-cp.c: New file. Contains IPCP specific functionality.
5424 * ipa-prop.h: New file. Contains structures/definitions that can be
5425 used by several interprocedural data flow optimizations (and also IPCP).
5426 * ipa-prop.c: New file.
5427 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5428 * common.opt: Add ipa-cp flag.
5429 * timevar.def: Add IPCP optimization.
5430 * tree-optimize.c (init_tree_optimization_passes): Schedule
5432 * tree-pass.h (pass_ipa_cp): Declare.
5434 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5436 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5437 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5438 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5439 config/i386/i386.c, config/mips/mips.h,
5440 config/rs6000/rs6000.h, config/sh/sh.c,
5441 config/stormy16/stormy16.c: Fix comment typos.
5443 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5446 * c-typeck.c (build_binary_op): Use common_type wrapper on
5448 (common_type): Update comment.
5450 2005-07-31 Steven Bosscher <stevenb@suse.de>
5453 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5454 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5455 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5457 2005-07-31 Jan Hubicka <jh@suse.cz>
5459 * pretty-print.h (pp_widest_integer): New macro.
5460 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5463 2005-07-31 Jan Hubicka <jh@suse.cz>
5465 * output.h (enum section_category): Export from varasm.c
5466 (categorize_decl_for_section): Likewise.
5467 * varasm.c (enum section_category): Kill.
5468 (categorize_decl_for_section): Make global.
5469 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5471 * i386.c (ix86_section_threshold): New static variable.
5472 (ix86_in_large_data_p, ix86_encode_section_info,
5473 x86_64_elf_unique_section,
5474 x86_64_elf_select_section): New functions.
5475 (TARGET_ENCODE_SECTION_INFO): Define
5476 (override_options): Enable medium model for PIC.
5477 (ix86_expand_prologue): Expand gen_set_got_rex64.
5478 (legitimate_constant_p): Handle new UNSPECs.
5479 (legitimate_pic_address_disp_p): Likewise.
5480 (legitimize_pic_address): Lower MEDIUM model addressing.
5481 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5482 (enum cmodel): Add MEDIUM_PIC.
5483 (SYMBOL_REF_FAR_ADDR_P): New macro.
5484 (SYMBOL_FLAG_FAR_ADDR): New flag.
5485 * i386.md (movdi): Support medium model.
5486 (set_got_rex64): New pattern.
5487 * i386.opt (mlarge-data-threshold): New flag.
5488 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5489 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5490 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5491 TARGET_ASM_UNIQUE_SECTION): New.
5493 * invoke.texi (-mlarge_data_threshold): Document
5495 2005-07-31 Jan Hubicka <jh@suse.cz>
5497 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5498 (coalesce_vars): Likewise.
5499 * tree-ssa-live.c (coalesce_cost): New.
5500 (build_tree_conflict_graph): Use coalesce_cost.
5501 * tree-ssa-live.h (coalesce_cost): Declare.
5503 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5505 * arm.md (all peepholes for post-increment operations): Delete.
5506 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5507 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5508 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5509 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5510 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5512 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5514 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5517 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5520 * doc/invoke.texi: Document -rdynamic.
5522 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5525 * c-parser.c (c_parser_parms_list_declarator): Call
5526 mark_forward_parm_decls.
5527 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5528 decls with visibility structure.
5530 2005-07-30 Paul Brook <paul@codesourcery.com>
5532 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5534 2005-07-30 Paul Brook <paul@codesourcery.com>
5536 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5538 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5540 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5542 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5545 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5546 nested function declarators.
5547 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5548 (grokparms): Call warn_if_shadowing for parameters used within the
5550 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5551 not used within the parameter list.
5552 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5554 2005-07-30 Jan Hubicka <jh@suse.cz>
5556 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5557 * i386.c (ix86_fixup_binary_operands): Likewise.
5558 (ix86_expand_unary_operator): Likewise.
5559 (ix86_expand_fp_absneg_operator): Likewise.
5560 * optabs.c (expand_vec_cond_expr): Validate dest.
5562 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5565 * real.c (real_from_string): Also set last bit if there is a
5566 nonzero hex digit beyond GCC's internal precision after ".".
5568 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5570 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5571 define_constants. Change duplicate values to unassigned numbers.
5572 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5573 (*altivec_vspltsf): New.
5574 (altivec_vperm_v4sf): Delete.
5575 (altivec_vperm_<mode>): Use mode macro V.
5576 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5577 (altivec_predicate_v4sf): Delete.
5578 (altivec_predicate_<mode>): Use mode macro V.
5579 (*altivec_lvesfx): New.
5580 (*altivec_stvesfx): New.
5581 (vec_realign_load_v4sf): Delete.
5582 (vec_realign_load_<mode>): Use mode macro V.
5583 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5586 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5589 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5591 * configure: Regenerated.
5593 2005-07-29 Paul Brook <paul@codesourcery.com>
5595 * doc/install.texi: Add link to GFortran binaries wiki page.
5597 2005-07-29 David Ung <davidu@mips.com>
5599 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5600 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5601 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5602 * config/mips/mips.md (cpu): Add 5kf name.
5603 (includes): Includes 5k.md.
5604 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5605 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5608 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5611 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5612 (cleanup_tree_cfg): ... here.
5613 Call cleanup_tree_cfg_1 until there are no more cleanups to
5616 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5618 * tree-vrp.c (compare_range_with_value): Return true or false
5619 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5620 EQ_EXPR respectively.
5622 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5624 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5627 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5629 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5630 (tree_ssa_dominator_optimize): Increment it.
5631 (dump_dominator_optimization_stats): Print it.
5633 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5634 Steven Bosscher <stevenb@suse.de>
5636 PR rtl-optimization/23117
5637 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5638 when head == tail. Tidy comment.
5640 2005-07-28 Richard Henderson <rth@redhat.com>
5642 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5643 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5644 * jump.c (rtx_renumbered_equal_p): Likewise.
5645 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5646 CONST_INT and CONST_DOUBLE.
5647 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5648 * reload.c (operands_match_p): Special case CONST_INT and
5649 CONST_DOUBLE; check mode earlier.
5651 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5654 * c-typeck.c (convert_for_assignment): Do not check
5655 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5657 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5660 * c-typeck.c (composite_type): Prefer constant size arrays to
5663 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5666 * real.c (real_from_string): Set last bit if there is a nonzero
5667 hex digit beyond GCC's internal precision.
5669 2005-07-28 Richard Henderson <rth@redhat.com>
5672 * cfgcleanup.c (try_forward_edges): Watch out for end of
5675 2005-07-28 James E Wilson <wilson@specifixinc.com>
5678 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5680 2005-07-28 Jan Hubicka <jh@suse.cz>
5682 * Makefile.in (rtl-profile.o): Kill all traces of it.
5683 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5684 * coverage.h (rtl_coverage_counter_ref): Kill.
5685 * opts.c (flag_speculative_prefetching_set): Kill.
5686 (flag_loop_optimize_set): New.
5687 (common_handle_option): Disable loop optimizer when profiling;
5688 do not handle speculative prefetching.
5689 * passes.c (init_optimization_passes): Replace pass_profiling combo
5690 by branch_prob pass.
5691 * profile.c (compute_value_histograms): Update for simplified value
5693 (rtl_register_profile_hooks): Kill.
5694 (pass_profiling): Kill.
5695 (rest_of_handle_branch_prob): Do not profile.
5696 * toplev.c (process_options): Remove speculative prefetching.
5697 * toplev.h (flag_tree_based_profiling): Kill.
5698 * tree-profile.c (prepare_instrumented_value,
5699 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5700 tree_gen_one_value_profiler, do_tree_profiling): Update for
5701 simplified datastructures.
5702 * value-prof.c: Add comment that speculative prefetching was dropped;
5703 update rest of file for simplified datastructures.
5704 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5705 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5706 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5707 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5708 rtl_mod_subtract, gen_speculative_prefetch,
5709 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5710 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5711 (gate_handle_value_profile_transformations,
5712 rest_of_handle_value_profile_transformations,
5713 pass_value_profile_transformations): Kill.
5714 * value-prof.h (histogram_value_t): Remove IL based unions.
5715 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5716 rtl_profile_hooks): Remove hooks.
5718 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5720 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5721 (cgraph_clone_node): Likewise.
5722 * cgraph.h (cgraph_clone_edge): Update prototype.
5723 (cgraph_clone_node): Likewise.
5724 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5726 (lookup_recursive_calls): Consider profile.
5727 (cgraph_decide_recursive_inlining): Fix updating; use new
5728 probability argument; use profile.
5729 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5730 * tree-inline.c (copy_bb): Update clal of clone_edge.
5731 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5733 * invoke.texi (min-inline-recursive-probability): Document.
5735 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5737 * doc/install.texi (Configuration): Update Valgrind homepage.
5739 2005-07-28 Richard Henderson <rth@redhat.com>
5742 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5743 labels we want to delete.
5744 (cfg_layout_merge_blocks): Likewise.
5746 2005-07-28 Richard Henderson <rth@redhat.com>
5749 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5750 when expanding to nothing.
5752 2005-07-28 Josh Conner <jconner@apple.com>
5754 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5755 (cgraph_decide_inlining_of_small_functions): Likewise.
5757 2005-07-28 Josh Conner <jconner@apple.com>
5759 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5760 direction of badness if negative.
5761 (cgraph_default_inline_p): Add reason to parameters, and assign it
5763 (cgraph_decide_inlining_of_small_functions): New parameter in call
5764 to cgraph_default_inline_p.
5765 (cgraph_decide_inlining_incrementally): Likewise.
5766 * cgraphunit.c (decide_is_function_needed): Likewise.
5767 * cgraph.h (cgraph_default_inline_p): Likewise.
5769 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5771 * builtins.c: Fix comment typo(s).
5772 * genautomata.c: Likewise.
5773 * gimplify.c: Likewise.
5774 * tree-dfa.c: Likewise.
5775 * tree-flow-inline.h: Likewise.
5776 * tree-into-ssa.c: Likewise.
5777 * tree-ssa-alias.c: Likewise.
5778 * tree-ssa-ccp.c: Likewise.
5779 * tree-ssa-copy.c: Likewise.
5780 * tree-ssa-dce.c: Likewise.
5781 * tree-ssa-dom.c: Likewise.
5782 * tree-ssa-operands.c: Likewise.
5783 * tree-tailcall.c: Likewise.
5784 * tree-vectorizer.c: Likewise.
5785 * tree-vrp.c: Likewise.
5788 2005-07-28 Jeff Law <law@redhat.com>
5790 * tree-vrp.c (test_for_singularity): Extracted from ...
5791 (simplify_cond_using_ranges): Attempt to simplify a relational
5792 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5794 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5796 PR tree-optimization/22506
5797 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5798 phis whose argument is constant.
5800 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5802 PR rtl-optimization/18992
5803 Back out this patch:
5804 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5805 PR optimization/12142
5806 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5807 uses of the register in the SET_SRC. Remove unnecessary argument.
5809 Replace it with this:
5810 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5811 if flag_non_call_exceptions is set and the insn may trap, pass
5812 pc_rtx as dest for recursion.
5813 In SET_SRC part of SET case, if dest is already set, pass it down
5816 2005-07-28 Jan Hubicka <jh@suse.cz>
5818 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5819 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5820 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5822 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5823 profile when available.
5825 2005-07-28 Jan Beulich <jbeulich@novell.com>
5827 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5828 (ia64_print_operand): Describe and handle 'X'.
5829 (ia64_register_move_cost): Also handle FP_REGS.
5830 (ia64_preferred_reload_class): Likewise.
5831 (ia64_secondary_reload_class): Likewise.
5832 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5833 it. Also check for ITANIUM_CLASS_FLDP.
5834 * config/ia64/ia64.h (FP_REGNO_P): New.
5835 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5836 (reg_class): Add FP_REGS.
5837 (REG_CLASS_NAMES): Adjust for it.
5838 (REG_CLASS_CONTENTS): Likewise.
5839 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5840 (REG_CLASS_FROM_LETTER): Handle 'x'.
5841 (CLASS_MAX_NREGS): Handle FP_REGS.
5842 (MEMORY_MOVE_COST): Likewise.
5843 * config/ia64/ia64.md (itanium_class): Add fldp.
5844 (type): Handle fldp.
5845 (movti_internal): More allowable operand combinations. Use ldfp8 when
5846 splitting unnecessary. Remove predicable attribute. Adjust
5847 itanium_class attribute.
5848 (smuldi3_highpart): Remove outdated comment.
5849 (mulditi3, umulditi3, rotlti3): New expanders.
5850 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5851 (absti2): Disabled new insn for future reference.
5852 Respective new splitters.
5853 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5854 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5855 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5857 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5859 PR rtl-optimization/23047
5860 * simplify-rtx.c (simplify_const_relational_operation): Respect
5861 flag_wrapv for comparisons with ABS.
5863 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5865 PR tree-optimization/22493
5866 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5867 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5869 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5871 * config/frv/frv.opt (moptimize-membar): New.
5873 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5875 * config/frv/frv.h: Remove machine_function definition.
5877 * config/frv/frv.c (struct frv_io): New.
5878 (struct machine_function): Moved from frv.h. Add has_membar_p.
5879 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5880 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5881 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5882 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5883 (frv_reorg): Call frv_optimize_membar when appropriate.
5884 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5885 (frv_expand_builtin): Adjust calls accordingly.
5886 (frv_io_address_cookie): New function.
5887 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5888 load or store rather than a special insn. Add ccnstant address and
5889 io-type operands to the membar.
5890 (frv_ifcvt_modify_tests): Unsign regno.
5891 (frv_ifcvt_modify_tests): Same.
5893 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5894 UNSPEC_OPTIONAL_MEMBAR constant.
5895 (builtin_read_<mode>): Delete.
5896 (builtin_write_<mode>): Delete.
5897 ("optional_membar_<mode>"): Add operand.
5899 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5900 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5901 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5902 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5903 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5904 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5905 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5906 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5907 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5909 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5911 * df.c (df_uses_record): Handle SCRATCH.
5913 2005-07-28 Steven Bosscher <stevenb@suse.de>
5916 * passes.c (rest_of_decl_compilation): If decl is a type and
5917 we have encountered errors, don't emit debug information.
5919 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5921 * params.def: Fixed comment.
5923 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5926 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5927 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5928 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5930 2005-07-27 Steven Bosscher <stevenb@suse.de>
5933 * varasm.c (assemble_start_function): Don't do anything that may
5934 require a CFG if the current function is a thunk.
5936 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5938 * doc/install.texi (Prerequisites): Mention that perl is needed
5939 to do export control in libstdc++ targetting Darwin.
5941 2005-07-27 Steven Bosscher <stevenb@suse.de>
5943 PR rtl-optimization/17808
5944 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5945 (sched_insns_conditions_mutex_p): Split out from...
5946 (add_dependence): ...here. But don't call it from here.
5947 (add_dependence_list): Check sched_insns_conditions_mutex_p
5948 before calling add_dependence.
5949 (add_dependence_list_and_free): Likewise.
5950 (fixup_sched_groups): Likewise.
5951 (sched_analyze_1): Likewise.
5952 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5953 (sched_analyze): Likewise.
5954 (sched_analyze_insn): Likewise.
5955 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5956 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5957 dependencies on all COND_EXEC insns to jumps ending basic blocks
5958 when doing intrablock scheduling.
5959 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5961 2005-07-27 Jeff Law <law@redhat.com>
5963 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5964 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5965 equivalency sets, correctly handle the case were vr0 has an
5966 equivalency set, but vr1 does not.
5968 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5970 PR tree-optimization/23073
5971 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5972 vect_print_dump_info before fprintf.
5974 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5976 PR tree-optimize/22348
5977 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5978 Fold the partial computation.
5980 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5982 PR tree-optimization/22325
5983 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5985 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5987 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5988 (force_var_cost): ... this function.
5989 (compute_phi_arg_on_exit): Export.
5991 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5993 PR tree-optimization/20773
5994 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5997 2005-07-27 Richard Guenther <rguenther@suse.de>
5999 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6000 Avoid pushing again if current struct contains only
6001 fields we decomposed.
6003 2005-07-27 Jan Hubicka <jh@suse.cz>
6005 PR tree-optimization/22574
6006 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6009 * tree-tailcall.c (decrease_profile): New function.
6010 (eliminate_tail_call): Use it.
6012 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6013 visibility flags correctly in whole program mode.
6015 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6017 PR rtl-optimization/22472
6018 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6020 2005-07-26 Steven Bosscher <stevenb@suse.de>
6022 PR tree-optimization/22504
6023 * tree-complex.c (expand_complex_addition): Use 'code' instead
6024 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6026 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6028 * config.gcc (cpu_type): Add frv case.
6029 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6030 (supported_defaults): Add fr550 case.
6032 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6035 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6036 whether a pointer of type T * may point to objects of type T *.
6038 2005-07-26 DJ Delorie <dj@redhat.com>
6040 * configure: Regenerate.
6042 2005-07-26 Dale Johannesen <dalej@apple.com>
6044 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6046 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6048 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6049 Clarify use of "build" in name.
6051 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6053 * doc/extend.texi (Raw read/write Functions): New section.
6054 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6055 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6056 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6057 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6058 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6059 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6060 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6061 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6062 * config/frv/frv.c: Add bdesc_loads global.
6063 Add bdesc_stores global.
6064 (frv_init_builtins): Add support for __builtin_{read/write}*.
6065 (frv_volatile_memref): New.
6066 (frv_expand_load_builtin): New.
6067 (frv_expand_store_builtin): New.
6068 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6069 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6070 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6071 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6072 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6073 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6074 (builtin_read_<mode>): New.
6075 (builtin_write_<mode>): New.
6076 (builtin_write64): New.
6077 (optional_membar_<mode>): New.
6079 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6081 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6082 (rather than units) against HOST_BITS_PER_WIDE_INT.
6084 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6086 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6087 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6088 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6089 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6092 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6093 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6094 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6096 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6098 2005-07-26 Richard Guenther <rguenther@suse.de>
6100 PR tree-optimization/22486
6101 * fold-const.c (fold_unary): Fold away useless component
6102 references of the form (T *)&T.x, if the address
6105 2005-07-25 James E Wilson <wilson@specifixinc.com>
6107 * dwarf2out.c (add_call_src_coords_attributes): New.
6108 (gen_inlined_subroutine_die): Call it.
6109 (maybe_emit_file, init_file_table): Add comments.
6110 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6112 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6113 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6114 * tree.h (BLOCK_SOURCE_LOCATION): New.
6115 (struct tree_block): New field locus.
6117 2005-07-26 Andreas Schwab <schwab@suse.de>
6119 PR rtl-optimization/23043
6120 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6121 when allocating a struct unoccr.
6123 2005-07-25 Richard Henderson <rth@redhat.com>
6126 * tree-complex.c (gate_no_optimization): True if errors.
6127 * Makefile.in (tree-complex.o): Update dependencies.
6129 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6131 * config/frv/predicates.md (integer_register_operand): Use
6134 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6137 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6139 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6141 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6143 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6144 types when flag_unsafe_math_optimizations is true.
6146 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6148 * gcc.c (option_map): Add --sysroot.
6149 (process_command): Handle --sysroot.
6150 (display_help): Document it.
6151 * doc/cppopts.tex (-isysroot): Document.
6152 * doc/invoke.texi (--sysroot): Document.
6153 * doc/install.texi (--with-build-sysroot): Document.
6155 * Makefile.in (inhibit_libc): New variable.
6156 (INHIBIT_LIBC_CFLAGS): Likewise.
6157 (LIBGCC2_CFLAGS): Include
6158 $(INHIBIT_LIBC_CFLAGS).
6159 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6160 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6161 ($(T)crtend.o): Likewise.
6162 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6163 ($(T)crtendS.o): Likewise.
6164 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6165 ($(T)crtendT.o): Likewise.
6166 (stmp-fixinc): Do not complain about missing headers if
6168 * configure.ac (inhibit_libc): Set it to true/false.
6169 (--with-build-sysroot): New option. Use it to set
6171 * configure: Regenerated.
6173 2005-07-25 Manfred Hollstein <mh@suse.com>
6175 * calls.c (store_one_arg): Fix unsigned comparison warning.
6177 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6180 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6181 (ggc_print_statistics): Initialize variable before use.
6183 2005-07-25 Richard Guenther <rguenther@suse.de>
6185 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6186 calling with a PHI_NODE argument.
6188 * tree-flow-inline.h (overlap_subvar): Protect against
6191 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6193 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6194 * configure: Regenerate.
6196 2005-07-25 Ira Rosen <irar@il.ibm.com>
6198 * expr.c (highest_pow2_factor): Make extern.
6199 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6200 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6201 record_array_differ_p, array_ptr_differ_p): Likewise.
6202 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6203 additional cases. Call the above functions.
6204 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6205 base_object_differ_p when there are two base objects. Otherwise, compare
6206 base address and offset. Call may_alias_p.
6207 (dump_data_reference): Use a correct field name.
6208 (analyze_array): Make static. Initialize new data-ref fields.
6209 (analyze_indirect_ref): New function.
6210 (init_data_ref): Initialize new data-ref fields.
6211 (strip_conversion): Moved from tree-vect-analyze.c.
6212 (analyze_offset_expr, get_ptr_offset, address_analysis,
6213 object_analysis): Likewise.
6214 (analyze_offset): New function.
6215 (create_data_ref): Likewise.
6216 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6217 dimensions for ARRAY_REFs only.
6218 (build_classic_dist_vector): Make static.
6219 (access_functions_are_affine_or_constant_p): Call macro to get the
6220 address of access functions.
6221 (compute_all_dependences): Add new parameter
6222 compute_self_and_read_read_dependences. Compute self and read-read
6223 dependences if it is true.
6224 (find_data_references_in_loop): Call create_data_ref. Initialize new
6226 (compute_data_dependences_for_loop): Add new parameter
6227 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6228 compute nb_loops. Call compute_all_dependences,
6229 build_classic_dist_vector and build_classic_dir_vector with correct
6231 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6232 with correct parameters. Compare dimensions for ARRAY_REFs only.
6233 (free_data_refs): Call macro to free access functions.
6234 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6235 fields from stmt_vinfo.
6236 (struct base_object_info): New structure.
6237 (struct data_reference): Move fields to base_object_info. Add fields
6238 first_location and object_info for above structures. Move fields from
6239 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6240 aligned_to. Add macros to access the new fields.
6241 Update functions declarations.
6242 * tree-flow.h (is_aliased_with): Declare.
6243 * tree-loop-linear.c (linear_transform_loops): Call
6244 compute_data_dependences_for_loop with correct parameters.
6245 * tree-ssa-alias.c (is_aliased_with): New function.
6246 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6247 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6248 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6249 vect_base_addr_differ_p, compute_subscript_distance and
6250 build_classic_dist_vector. Add printings. Check absolute value of
6252 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6254 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6255 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6256 to bytes. Add printing.
6257 (vect_compute_data_refs_alignment): Go through loads and stores in one
6259 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6260 vect_analyze_data_ref_access): Likewise.
6261 (vect_analyze_pointer_ref_access): Remove.
6262 (vect_address_analysis, vect_object_analysis): Likewise.
6263 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6264 and analyze data-refs in the loop.
6265 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6266 fields of data-ref instead of stmt. Add init to the offset from the
6268 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6269 (vect_update_init_of_dr): Likewise.
6270 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6271 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6273 (new_loop_vec_info): Initialize new fields.
6274 (destroy_loop_vec_info): Free new fields.
6275 (vect_strip_conversion): Remove.
6276 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6277 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6278 datarefs. Add new field ddrs.
6279 Add macros for the new fields access.
6280 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6281 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6282 Remove their macros.
6283 * tree.h (highest_pow2_factor): Declare.
6285 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6287 * calls.c (store_one_arg): Check for sibling call MEM arguments
6288 from already clobbered incoming argument area.
6290 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6292 * c-common.c (check_missing_format_attribute): New.
6293 * c-common.h (check_missing_format_attribute): Likewise.
6294 * c-typeck.c (convert_for_assignment): Use it.
6296 2005-07-24 Andreas Schwab <schwab@suse.de>
6298 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6299 register use a word move. Correct operand of ext.w in 68000 code.
6301 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6303 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6304 variables as declarations, rather than definitions.
6306 2005-07-24 Ira Rosen <irar@il.ibm.com>
6308 PR tree-optimization/22526
6309 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6312 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6314 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6315 that C99 reserve for future use. Use it to define clog10,
6316 clog10f and clog10l.
6318 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6320 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6321 * configure.ac: Check for -Wmissing-format-attribute.
6323 * configure: Regenerate.
6325 2005-07-23 Richard Henderson <rth@redhat.com>
6327 PR tree-optimization/22623
6328 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6330 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6333 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6335 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6337 * Makefile.in (C_TREE_H): Update dependencies.
6338 * c-tree.h: Include toplev.h.
6339 * diagnostic.h (diagnostic_set_info): Add format attribute.
6340 * rtl-error.c (diagnostic_for_asm): Likewise.
6342 2005-07-23 Chao-ying Fu <fu@mips.com>
6344 * config/mips/mips-dsp.md: New file.
6345 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6346 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6348 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6349 MIPS_BUILTIN_BPOSGE32.
6350 (mips_expand_builtin_direct): Add one parameter to indicate that
6351 builtin functions need to return a value.
6352 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6354 (mips_regno_to_class): Add classes for 12 new DSP registers.
6355 (mips_subword): Change to check four HI registers.
6356 (mips_output_move): Output move to and from 6 new DSP accumulators.
6357 (override_options): Make sure -mdsp and -mips16 are not used together.
6358 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6360 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6362 (print_operand): Add 'q' for printing DSP accumulators.
6363 (mips_cannot_change_mode_class): Check ACC_REGS.
6364 (mips_secondary_reload_class): Check ACC_REGS.
6365 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6366 (mips_register_move_cost): Check ACC_REGS.
6367 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6368 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6369 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6370 (dsp_bdesc): New array.
6371 (bdesc_arrays): Add DSP builtin function table.
6372 (mips_prepare_builtin_arg): Check predicate again after
6374 (mips_expand_builtin): Add one more parameter to
6375 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6376 MIPS_BUILTIN_BPOSGE32.
6377 (mips_init_builtins): Initialize new function types.
6378 (mips_expand_builtin_direct): Check if builtin functions need to
6379 return a value and pass operands properly.
6380 (mips_expand_builtin_bposge): New function.
6381 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6382 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6383 (FIRST_PSEUDO_REGISTER): Increase to 188.
6384 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6385 Update for 12 new DSP registers.
6386 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6387 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6388 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6389 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6390 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6391 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6392 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6393 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6394 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6395 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6396 (REGISTER_NAMES): Add names for 12 new DSP registers.
6397 * config/mips/mips.md: Include mips-dsp.md.
6398 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6399 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6400 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6401 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6402 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6403 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6404 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6405 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6406 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6407 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6408 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6409 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6410 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6411 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6412 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6413 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6414 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6415 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6416 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6417 (UNSPEC_RDDSP): New constants.
6418 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6419 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6421 * config/mips/mips.opt (-mdsp): New option.
6422 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6423 (reg_imm10_operand): New predicates.
6424 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6425 * doc/invoke.texi (-mdsp): Document new option.
6427 2005-07-22 DJ Delorie <dj@redhat.com>
6429 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6431 * tree-inline.c (inlinable_function_p): Likewise.
6433 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6436 * toplev.c (check_global_declarations): Do not mark undefined
6437 variables as DECL_IGNORED_P.
6438 * varasm.c (first_global_object_name): GTY it.
6439 (weak_global_object_name): Likewise.
6440 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6441 a string to go into {weak,first}_global_object_name.
6443 2005-07-22 DJ Delorie <dj@redhat.com>
6445 * c-format.c (check_function_format): Change warning control
6446 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6448 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6450 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6451 &PTR->FLD a dereference of PTR.
6452 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6453 a potential dereference of PTR.
6455 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6457 PR rtl-optimization/20370
6458 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6459 call allocate_reg_info if necessary.
6461 PR rtl-optimization/21848
6462 * calls.c (emit_library_call_value_1): For const functions, add
6463 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6465 PR rtl-optimization/22445
6466 * cselib.c (target.h): Include.
6467 (rtx_equal_for_cselib_p): Allow commutative matches.
6468 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6469 Remove MODE parameter. Changed all callers.
6471 PR rtl-optimization/22258
6472 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6474 (try_combine): Use likely_spilled_retval_p.
6476 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6478 * config.gcc: Add crx-elf support.
6480 * doc/contrib.texi: Mention crx.
6481 * doc/extend.texi: Document crx extensions.
6482 * doc/install.texi: Document crx install.
6483 * doc/invoke.texi: Document crx options.
6484 * doc/md.texi: Document crx constraints.
6486 * config/crx/crx-protos.h: New file.
6487 * config/crx/crx.c: New file.
6488 * config/crx/crx.h: New file.
6489 * config/crx/crx.md: New file.
6490 * config/crx/crx.opt: New file.
6491 * config/crx/t-crx: New file.
6493 2005-07-22 Manfred Hollstein <mh@suse.com>
6495 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6497 (int_add_graph_edge): Likewise.
6498 (collapse_nodes): Likewise.
6499 (process_unification_queue): Likewise.
6501 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6502 Laurent GUERBY <laurent@guerby.net>
6504 PR tree-optimization/22336
6505 * function.c (record_block_change): Check for
6506 cfun->ib_boundaries_block.
6508 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6510 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6511 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6513 2005-07-21 DJ Delorie <dj@redhat.com>
6515 * toplev.c (warn_deprecated_use): Add warning control to warning
6517 * c-typeck.c (parser_build_binary_op): Likewise.
6518 (c_finish_if_stmt): Likewise.
6519 * c-common.c (check_function_sentinel): Likewise.
6520 (check_nonnull_arg): Likewise.
6522 2005-07-21 Richard Henderson <rth@redhat.com>
6525 * tree-complex.c (complex_ssa_name_components): New.
6526 (cvc_lookup): Allow entry not found.
6527 (create_components): Remove.
6528 (create_one_component_var, get_component_var): New.
6529 (get_component_ssa_name, set_component_ssa_name): New.
6530 (extract_component): Use get_component_ssa_name.
6531 (update_complex_components): Use set_component_ssa_name.
6532 (update_complex_components_on_edge): Likewise.
6533 (update_phi_components): Create new PHI nodes directly, instead
6534 of adding insns to edges.
6535 (tree_lower_complex): Allocate and free complex_variable_components
6536 and complex_ssa_name_components here.
6538 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6540 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6541 revert to returning false.
6543 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6546 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6548 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6551 * config/i386/i386.md (cmpxf): Change operand constraints
6552 to "nonmemory_operand".
6554 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6556 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6558 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6561 * fold-const.c (fold_build1): Add checksum for the operands.
6562 (fold_build2): Likewise.
6563 (fold_build3): Likewise.
6565 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6568 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6570 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6572 * common.opt (-fforward-propagate): Committed by mistake,
6575 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6577 * reg-stack.c: Fix comment typo(s).
6578 * tree-ssa-operands.c: Likewise.
6579 * tree-vectorizer: Likewise.
6581 2005-07-21 Nick Clifton <nickc@redhat.com>
6583 * config/sh/symbian.c: Replace C++ style line comments with C
6584 style line comments.
6585 (symbian_add_attribute): Do not use a ? operator on the LHS of
6587 (sh_symbian_handle_dll_attribute): Change the type of the
6588 method vector to "VEC(tree,gc)*" and use vector accessor
6589 macros to walk over the elements.
6590 (symbian_export_vtable_and_rtti_p): Likewise.
6591 (symbian_class_needs_attribute_p): Likewise.
6593 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6596 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6597 initialize targetm.resolve_overloaded_builtin here.
6598 (altivec_expand_overloaded_builtin): Make it non-static.
6599 * config/rs6000/rs6000-protos.h
6600 (altivec_expand_overloaded_builtin): New prototype.
6601 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6602 targetm.resolve_overloaded_builtin here.
6603 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6605 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6606 Zdenek Dvorak <dvorakz@suse.cz>
6608 PR tree-optimization/19210
6609 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6611 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6612 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6613 rely on unproven assumptions.
6614 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6615 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6616 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6617 to number_of_iterations_exit.
6618 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6619 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6620 * tree-ssa-loop-niter.c (find_loop_niter,
6621 estimate_numbers_of_iterations_loop): Likewise.
6622 (number_of_iterations_exit): Honor the new options.
6623 * doc/invoke.texi (Wunsafe-loop-optimizations,
6624 funsafe-loop-optimizations): Document them.
6626 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6628 PR rtl-optimization/22167
6629 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6631 2005-07-20 Adam Nemet <anemet@lnxw.com>
6633 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6634 __do_global_dtors_aux longcall.
6636 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6638 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6639 (old_special_pred_table): Don't reference
6640 SPECIAL_MODE_PREDICATES.
6641 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6642 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6643 * config/sh/predicates.h: Don't mention
6644 SPECIAL_MODE_PREDICATES.
6645 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6648 2005-07-20 DJ Delorie <dj@redhat.com>
6650 * config.gcc: Add m32c-elf support.
6652 * doc/contrib.texi: Mention m32c.
6653 * doc/extend.texi: Document m32c extensions.
6654 * doc/install.texi: Mention m32c.
6655 * doc/invoke.texi: Document m32c options.
6656 * doc/md.texi: Document m32c constraints.
6658 * config/m32c/addsub.md: New file.
6659 * config/m32c/bitops.md: New file.
6660 * config/m32c/cond.md: New file.
6661 * config/m32c/jump.md: New file.
6662 * config/m32c/m32c-lib1.S: New file.
6663 * config/m32c/m32c-lib2.c: New file.
6664 * config/m32c/m32c-modes.def: New file.
6665 * config/m32c/m32c-pragma.c: New file.
6666 * config/m32c/m32c-protos.h: New file.
6667 * config/m32c/m32c.abi: New file.
6668 * config/m32c/m32c.c: New file.
6669 * config/m32c/m32c.h: New file.
6670 * config/m32c/m32c.md: New file.
6671 * config/m32c/m32c.opt: New file.
6672 * config/m32c/minmax.md: New file.
6673 * config/m32c/mov.md: New file.
6674 * config/m32c/muldiv.md: New file.
6675 * config/m32c/predicates.md: New file.
6676 * config/m32c/prologue.md: New file.
6677 * config/m32c/shift.md: New file.
6678 * config/m32c/t-m32c: New file.
6680 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6682 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6683 (stack_protect_set, stack_protect_test): New expanders.
6684 (stack_protect_set_si, stack_protect_set_si_media,
6685 stack_protect_set_di_media, stack_protect_test_si,
6686 stack_protect_test_si_media, stack_protect_test_di_media):
6689 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6691 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6693 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6695 * tree.h (tree_expr_nonzero_p): Export.
6696 * fold-const.c (tree_expr_nonzero_p): Likewise.
6697 Return true for CALL_EXPRs that are alloca calls.
6698 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6700 * tree-flow.h (expr_computes_nonzero): Remove.
6701 * tree-vrp.c (expr_computes_nonzero): Remove.
6702 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6703 (extract_range_from_unary_expr): Likewise.
6704 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6705 tree_expr_nonzero_p.
6707 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6709 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6710 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6711 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6712 All callers changed.
6713 (frame_related_constant_load): New arg "related" which controls
6714 setting of RTX_FRAME_RELATED_P. All callers changed.
6715 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6716 (bfin_expand_prologue): Add stack limit checking.
6717 * config/bfin/bfin.md (trapifcc): New pattern.
6719 * config/bfin/bfin.c: Include "langhooks.h".
6720 (def_builtin): Go through lang_hooks to call builtin_function.
6722 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6723 * config/bfin/predicates.md (symbol_ref_operand): New.
6724 (call_insn_operand): Delete. All callers changed to use
6725 register_no_elim_operand.
6726 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6728 (function_arg): Use it to generate the call's operand 2.
6729 (bfin_longcall_p): New function.
6730 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6731 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6732 determine if the address needs to be in a REG.
6733 (bfin_handle_longcall_attribute): New function.
6734 (bfin_attribute_table): Add "longcall" and "shortcall".
6735 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6736 (CUMULATIVE_ARGS): New member call_cookie.
6737 (PREDICATE_CODES): Add symbol_ref_operand.
6738 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6739 extra USE to the pattern.
6740 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6741 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6742 sibcall_value_insn; now the new patterns handle direct calls and the
6743 old ones indirect calls.
6744 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6746 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6748 * doc/trouble.texi: Update section on handling of empty loops.
6750 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6752 * config.gcc: Remove support for sparc-*-openbsd*,
6753 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6755 * config.host: Remove support for i860-*-sysv4* as a host.
6756 * config/i860/*, config/ip2k/*, config/ns32k/*,
6757 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6758 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6759 mention obsolete ports.
6761 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6763 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6765 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6766 of frame_pointer_rtx.
6767 (sh_expand_epilogue): Likewise.
6768 (sh_set_return_address): Likewise.
6769 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6770 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6771 offsets from FRAME_POINTER_REGNUM.
6772 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6773 (sh_register_names): Add initializer for sfp.
6774 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6775 (VALID_REGISTER_P): Likewise.
6776 (FIRST_PSEUDO_REGISTER): Update.
6777 (DWARF_FRAME_REGISTERS): Define.
6778 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6779 (HARD_FRAME_POINTER_REGNUM): Define.
6780 (FRAME_POINTER_REGNUM): Redefine.
6781 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6782 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6783 from FRAME_POINTER_REGNUM.
6784 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6785 FRAME_POINTER_REGNUM.
6786 (REG_CLASS_CONTENTS): Add sfp.
6787 (REG_ALLOC_ORDER): Likewise.
6788 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6789 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6790 of frame_pointer_rtx.
6791 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6793 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6795 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6796 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6797 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6799 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6802 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6804 Make CONSTRUCTOR use VEC to store initializers.
6805 * c-common.c (complete_array_type): Update to cope with VEC in
6807 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6808 (pp_c_constructor_elts): New function.
6809 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6810 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6811 struct constructor_stack, struct initializer_stack,
6812 constructor_elements, push_init_level, pop_init_level,
6813 add_pending_init, find_init_member, output_init_element): Update to
6814 cope with VEC in CONSTRUCTOR_ELTS.
6815 * coverage.c (build_fn_info_value, build_ctr_info_value,
6816 build_gcov_info): Likewise.
6817 * expr.c (categorize_ctor_elements_1, store_constructor,
6818 expand_expr_real_1): Likewise.
6819 * fold-const.c (fold_ternary): Likewise.
6820 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6821 gimplify_init_constructor, gimplify_expr): Likewise.
6822 * tree-dump.c (dequeue_and_dump): Likewise.
6823 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6825 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6827 * tree-sra.c (generate_element_init_1): Likewise.
6828 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6829 * tree-ssa-operands.c (get_expr_operands): Likewise.
6830 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6831 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6832 (get_initial_def_for_reduction): Likewise.
6833 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6834 value handle in annotations.
6835 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6836 tree_node_structure): Add support for constr_kind.
6837 (build_vector_from_ctor, build_constructor_single,
6838 build_constructor_from_list): New functions.
6839 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6840 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6841 Update to cope with VEC in CONSTRUCTOR_ELTS.
6842 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6843 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6844 CONSTRUCTOR_APPEND_ELT): New macros.
6845 (struct constructor_elt, struct tree_constructor): New data types.
6846 (union tree_node): Add tree_constructor field.
6847 * treestruct.def: Define TS_CONSTRUCTOR.
6848 * varasm.c (const_hash_1, compare_constant, copy_constant,
6849 compute_reloc_for_constant, output_addressed_constants,
6850 initializer_constant_valid_p, output_constant,
6851 array_size_for_constructor, output_constructor): Update to cope with
6852 VEC in CONSTRUCTOR_ELTS.
6853 * vec.h (VEC_empty, VEC_copy): New macros.
6855 2005-07-19 Devang Patel <dpatel@apple.com>
6857 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6859 2005-07-19 Richard Henderson <rth@redhat.com>
6862 * gimplify.c (gimplify_expr): Use main variant type for the temp
6863 destination for a discarded volatile read.
6864 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6865 casts between non-void types that change volatility.
6867 2005-07-15 DJ Delorie <dj@redhat.com>
6869 * toplev.h: Add comment about the first parameter for warning().
6870 * errors.h: Likewise.
6872 * c.opt (Wpragmas): New.
6873 * doc/invoke.texi: Document it.
6875 * function.c (do_warn_unused_parameter): Add warning control to
6877 * c-decl.c (warn_if_shadowing): Likewise.
6878 * c-lex.c (cb_def_pragma): Likewise.
6879 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6880 (pop_alignment): Likewise.
6881 (handle_pragma_pack): Likewise.
6882 (apply_pragma_weak): Likewise.
6883 (handle_pragma_weak): Likewise.
6884 (handle_pragma_redefine_extname): Likewise.
6885 (add_to_renaming_pragma_list): Likewise.
6886 (handle_pragma_extern_prefix): Likewise.
6887 (maybe_apply_renaming_pragma): Likewise.
6888 (handle_pragma_visibility): Likewise.
6890 * config/c4x/c4x-c.c (BAD): Likewise.
6891 (c4x_parse_pragma): Likewise.
6892 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6893 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6894 (rs6000_pragma_longcall): Likewise.
6895 * config/v850/v850-c.c (pop_data_area): Likewise.
6896 (ghs_pragma_section): Likewise.
6897 (ghs_pragma_section): Likewise.
6898 (ghs_pragma_interrupt): Likewise.
6899 (ghs_pragma_starttda): Likewise.
6900 (ghs_pragma_startsda): Likewise.
6901 (ghs_pragma_startzda): Likewise.
6902 (ghs_pragma_endtda): Likewise.
6903 (ghs_pragma_endsda): Likewise.
6904 (ghs_pragma_endzda): Likewise.
6906 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6907 Kenneth Zadeck <zadeck@naturalbridge.com>
6909 * Makefile.in: Removed tree-promote-statics.c
6910 * tree-promote-statics.c: Removed.
6911 * common.opt: Removed flag-promote-statics.
6913 * passes.c: Removed tree-promote-statics pass.
6914 * tree-pass.h: Ditto.
6915 * timevar.def: Removed TV_PROMOTE_STATICS.
6918 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6920 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6922 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6924 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6927 * c-common.c (check_function_arguments): Call
6928 'check_function_format' if either -Wformat or
6929 -Wmissing-format-attribute are specified.
6930 * c-format.c (check_function_format): Check -Wformat before
6931 calling 'check_format_info'.
6932 * c-opts.c (c_common_post_options): Don't warn for
6933 -Wmissing-format-attribute without -Wformat.
6934 * c-typeck.c (convert_for_assignment): Detect additional cases for
6935 -Wmissing-format-attribute.
6936 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6939 2005-07-19 Richard Guenther <rguenther@suse.de>
6941 * config/i386/i386.md (lrint<mode>2): Use temporary
6942 instead of clobbering non-existent memory.
6944 2005-07-19 Nick Clifton <nickc@redhat.com>
6946 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6947 statement to avoid displaying ASCII control characters.
6949 2005-07-19 Ben Elliston <bje@au.ibm.com>
6951 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6952 * cfganal.c (find_edge_index): Ditto.
6953 * combine.c (combine_instructions): Ditto.
6954 * ddg.c (create_scc): Ditto.
6955 (find_successors): Ditto.
6956 (find_predecessors): Ditto.
6957 (find_nodes_on_paths): Ditto.
6958 (longest_simple_path): Ditto.
6959 * flow.c (update_life_info): Ditto.
6960 (count_or_remove_death_notes): Ditto.
6961 (clear_log_links): Ditto.
6962 * modulo-sched.c (generate_reg_moves): Ditto.
6963 (find_max_asap): Ditto.
6964 (find_max_hv_min_mob): Ditto.
6965 (find_max_dv_min_mob): Ditto.
6966 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6967 * sched-rgn.c (extract_edgelst): Ditto.
6968 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6969 (dump_update_ssa): Ditto.
6970 (ssa_names_to_replace) Ditto.
6971 (switch_virtuals_to_full_rewrite): Ditto.
6972 (update_ssa): Ditto.
6973 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6975 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6977 Fix PR tree-optimization/22483
6979 * tree-complex.c (create_components): Use
6980 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6981 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6982 * tree-flow.h (safe_referenced_var_iterator): New structure.
6983 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6984 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6985 safe_referenced_var iterator.
6986 (add_type_alias): Ditto.
6988 2005-07-19 Steven Bosscher <stevenb@suse.de>
6990 * loop-init.c (rest_of_handle_loop2): Remove.
6991 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6992 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6993 (pass_rtl_loop_init, pass_rtl_loop_done,
6994 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6995 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6996 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6997 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6998 pass_tree_loop_done, and pass_tree_unswitch.
6999 (gate_loop): Rename to gate_tree_loop.
7000 * passes.c (init_optimization_passes): Update for renamed tree
7001 loop passes. Add the new loop2 passes as subpasses of loop2.
7002 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7003 Update for the renamed tree loop passes.
7005 2005-07-18 Ian Lance Taylor <ian@airs.com>
7008 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7009 blocks when optimizing.
7011 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7013 * common.opt (frename-registers): Initialize to 2.
7015 (fgcse-after-reload): Ditto.
7016 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7017 (process_options): Only change flag_web, flag_rename_registers,
7018 and flag_rerun_cse_after_loop if not explicitly set by user.
7020 2005-07-18 Jan Beulich <jbeulich@novell.com>
7022 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7023 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7024 in 64-bit mode the same as DImode in 32-bit mode.
7025 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7026 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7027 mode. Add new mode parameter.
7028 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7029 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7030 x86_64_shift_adj): New expanders.
7031 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7032 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7034 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7035 DImode shift splitters.
7036 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7037 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7040 2005-07-18 Jan Beulich <jbeulich@novell.com>
7042 * i386.md (movdi_extzv_1): New.
7043 (zero_extendhidi2): Combine alternatives and never force use of
7045 (zero_extendqidi2): Likewise. Don't restrict input selection.
7047 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7049 Fix PR tree-optimization/22531
7050 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7053 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7055 * tree-promote-statics.c (pass_promote_statics): Change dump file
7058 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7060 * tree-optimize.c (init_tree_optimization_passes): Add
7061 pass_eliminate_useless_stores pass.
7062 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7063 * tree-ssa-pre.c (is_copy_stmt): New function.
7064 (follow_copies_till_vuse): Ditto.
7065 (do_eustores): Ditto.
7066 (gate_eustores): Ditto.
7068 2005-07-16 Richard Henderson <rth@redhat.com>
7070 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7072 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7073 Kenneth Zadeck <zadeck@naturalbridge.com>
7075 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7076 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7077 ipa-type-escape.h, tree-promote-statics.c
7078 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7079 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7080 tree-promote-statics.c: new files.
7081 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7082 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7083 int nonlocal_set_p, mark_constant_function): Deleted.
7084 (rest_of_handle_cfg): Removed call to mark_constant_function.
7085 (nonoverlapping_component_refs_p): Added calls to support
7086 type based aliasing.
7087 * tree-ssa-alias.c (may_alias_p,
7088 compute_flow_insensitive_aliasing): Ditto.
7089 * calls.c (flags_from_decl_or_type): Removed reference to
7091 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7092 too many arguments. This is necessary for Spec 2000.
7093 * cgraph.h (const_function, pure_function): Removed.
7094 * common.opt: Added "fipa-pure-const", "fipa-reference",
7095 "fipa-type-escape", and "ftree-promote-static".
7097 * passes.c: Added ipa and tree-promote-statics passes.
7098 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7099 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7100 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7101 * tree-flow.h: Added exposed sra calls and addition of
7102 reference_vars_info field for FUNCTION_DECLS.
7103 * tree-pass.h: Added passes.
7104 * tree-sra.c: (sra_init_cache): New function.
7105 (sra_insert_before, sra_insert_after) Made public.
7106 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7108 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7109 aliasing. (may_alias_p): Added code to use type escape analysis to
7111 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7112 code to prune clobbers of static variables based on information
7113 produced in ipa-reference pass. Changed call clobbering so that
7114 statics are not marked as clobbered if the call does not clobber
7117 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7119 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7122 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7124 * doc/install.texi (*-*-solaris2*): Document recommended version
7125 of GNU binutils and mention GNU linker problem on Solaris 10.
7127 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7130 * c-decl.c (c_build_bitfield_integer_type): New function.
7131 (finish_struct): Call it.
7132 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7134 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7136 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7139 2005-07-16 Jan Hubicka <jh@suse.cz>
7141 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7142 (scale_bbs_frequencies_int): Watch roundoff errors.
7143 * predict.c (return_prediction): Initialize return_stmt.
7145 2005-07-16 Jan Hubicka <jh@suse.cz>
7147 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7148 after RTL profiling.
7150 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7153 * fold-const.c (build_range_check): Convert high/low to etype
7154 if we are only comparing against exp.
7156 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7158 Fix PR tree-optimization/22376
7159 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7161 (need_to_solve): New function.
7162 (compute_points_to_sets): Use it.
7164 2005-07-15 Jan Hubicka <jh@suse.cz>
7166 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7167 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7169 2005-07-15 Richard Guenther <rguenther@suse.de>
7171 * c-common.c (handle_flatten_attribute): New function.
7172 Add flatten function attribute.
7173 * doc/extend.texi: Document flatten function attribute.
7174 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7175 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7177 (cgraph_decide_inlining): Handle functions with flatten
7180 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7182 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7183 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7184 UNSPEC_XCHG, UNSPEC_AND): New.
7185 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7186 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7187 * config/rs6000/sync.md (FETCHOP): New code macro.
7188 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7190 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7191 (sync_compare_and_swap<mode>): Same.
7192 (sync_lock_test_and_set<mode>): Same.
7193 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7194 for QImode and HImode, and not PPC405.
7195 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7196 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7197 (sync_<fetchop>{si,di}_internal): New.
7198 (sync_nand{si,di}_internal): New.
7199 (sync_old_<fetchop>{si,di}_internal): New.
7200 (sync_old_nand{si,di}_internal): New
7201 (sync_new_<fetchop>{si,di}_internal): New.
7202 (sync_new_nand{si,di}_internal): New.
7203 (atomic_and{si,di}): New.
7204 (sync_new_nand{si,di}_internal): New.
7205 (atomic_and{si,di}): New.
7206 (sync_add<mode>_internal): Delete.
7207 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7208 (sync_sub<mode>_internal): Delte.
7209 (sync_subshort_internal): New.
7210 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7211 (sync_anddi_internal): Delete.
7212 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7213 (sync_booldi_internal): Delete.
7214 (sync_boolc<mode>_internal): Delete.
7215 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7216 (sync_boolc<mode>_internal2): Delete.
7217 (sync_boolcc<mode>_internal): Delete.
7218 (isync, lwsync): Use unspec instead of unspec_volatile.
7219 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7220 Revert UNSPEC_VOLATILE.
7221 (rs6000_split_atomic_op): New.
7222 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7224 2005-07-14 Eric Christopher <echristo@redhat.com>
7226 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7227 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7229 2005-07-14 Eric Christopher <echristo@redhat.com>
7231 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7233 2005-07-14 Steven Bosscher <stevenb@suse.de>
7235 PR tree-optimization/22230
7236 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7237 the computation of the four cross productions for "range op range".
7239 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7240 Ulrich Weigand <uweigand@de.ibm.com>
7243 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7246 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7248 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7250 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7252 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7254 2005-07-14 Richard Guenther <rguenther@suse.de>
7257 * config/i386/i386-protos.h (ix86_function_value): Change
7258 prototype to match new target hook.
7259 * config/i386/i386.c (ix86_value_regno): Change prototype
7260 to take extra type argument.
7261 (TARGET_FUNCTION_VALUE): Define.
7262 (ix86_function_ok_for_sibcall): Pass extra argument to
7263 ix86_value_regno, check return slot rtx for exact match.
7264 (ix86_function_value): Take extra parameter. Dispatch to
7265 ix86_value_regno with fndecl/fntype as provided.
7266 (ix86_value_regno): Handle extra type argument.
7267 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7269 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7270 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7271 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7272 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7273 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7275 2005-07-14 Richard Guenther <rguenther@suse.de>
7277 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7278 * calls.c (expand_call): Pass fntype to hard_function_value.
7279 (emit_library_call_value_1): Likewise.
7280 * explow.c: Include target.h.
7281 (hard_function_value): Take extra argument, the fntype.
7282 Use new target hook for function_value.
7283 * expr.h (hard_function_value): Change prototype.
7284 * function.c (aggregate_value_p): Pass 0 as fntype to
7285 hard_function_value.
7286 (assign_parms): Use new target hook for function_value.
7287 Pass 0 as fntype to hard_function_value.
7288 (expand_function_end): Likewise.
7289 * reg-stack.c: Include target.h.
7290 (stack_result): Use new target hook for function_value.
7291 * target-def.h: New target hook function_value.
7292 * target.h: Likewise.
7293 * targhooks.c (default_function_value): New function.
7294 * targhooks.h (default_function_value): Declare.
7296 2005-07-13 Ian Lance Taylor <ian@airs.com>
7298 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7300 2005-07-14 Jan Hubicka <jh@suse.cz>
7302 * tree-dfa.c (dump_variable): Use default_def function.
7303 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7304 * tree-ssa.c (verify_use): Likewise.
7305 * tree-ssanames.c (release_ssa_name): Likewise.
7306 * tree-tailcall.c (eliminate_tail_call): Likewise.
7307 (tree_optimize_tail_calls_1): Likewise.
7308 * tree-vrp.c (get_value_range): Likewise.
7310 2005-07-14 Ben Elliston <bje@au.ibm.com>
7312 * gcc.c (main): Compare language[0] with '*' when iterating over
7315 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7317 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7318 "s390_emit_compare". Add handling of CCZ1mode.
7319 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7320 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7322 (s390_branch_condition_mask): Add CCZ1mode handling.
7323 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7324 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7325 Use CCZ1mode instead of CCZmode.
7326 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7328 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7330 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7332 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7334 2005-07-13 Eric Christopher <echristo@redhat.com>
7336 * config/mips/mips.c (mips_canonicalize_comparison): New.
7337 (mips_emit_int_relational): Use.
7339 2005-07-13 Eric Christopher <echristo@redhat.com>
7341 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7343 * config/s390/s390.md: Include tpf.md. Move tpf specific
7345 * config/s390/tpf.md: To here.
7346 * config/s390/s390.opt: Move tpf specific options...
7347 * config/s390/tpf.opt: to here. Add mmain option.
7348 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7349 * config/s390/tpf.h: Rewrite.
7351 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7353 * doc/tm.texi: Remove @xref{Cross-profiling}.
7355 2005-07-13 Jeff Law <law@redhat.com>
7357 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7358 expressions, test their _DECL operands for pointer equality rather
7359 than using operand_equal_p.
7361 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7363 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7364 (TARGET_POSIX_IO): This.
7365 * config/darwin.h: Likewise.
7366 * config/freebsd.h: Likewise.
7367 * config/linux.h: Likewise.
7368 * config/lynx.h: Likewise.
7369 * config/netbsd.h: Likewise.
7370 * config/rs6000/linux64.h: Likewise.
7371 * config/rs6000/linux.h: Likewise.
7372 * config/s390/tpf.h: Likewise.
7373 * config/sh/embed-elf.h: Likewise.
7374 * config/sparc/linux64.h: Likewise.
7375 * config/sparc/linux.h: Likewise.
7376 * config/svr4.h: Likewise.
7377 * gcov-io.h: Likewise.
7379 * doc/tm.texi: Updated.
7381 * libgcov.c (create_file_directory): Defined only if
7382 TARGET_POSIX_IO is defined.
7383 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7386 2005-07-13 Jan Hubicka <jh@suse.cz>
7388 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7390 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7392 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7393 structure as argument.
7395 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7397 PR tree-optimization/21921
7398 * tree-iterator.c (tsi_link_before): Support the case when
7399 tsi_end_p (tsi) == true.
7401 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7403 PR tree-optimization/22442
7404 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7407 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7409 PR rtl-optimization/20376
7410 * toplev.c (process_options): Enable -fweb and -frename-registers when
7412 * doc/invoke.texi: Update the information about when -fweb and
7413 -frename-registers are enabled.
7415 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7418 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7419 if *rhs_p is not a SSA_NAME.
7421 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7423 Fix PR tree-optimization/22422
7424 * tree-ssa-structalias.c (struct variable_info): Add flag for
7426 (get_varinfo): Now a static function.
7427 (new_varinfo): init has_union and is_special_var to false.
7428 (solution_set_add): Check has_union.
7429 (do_da_constraint): Move temporary variable so it gets reset
7431 Also check for special variable.
7432 (do_ds_constraint): Ditto.
7433 (do_sd_constraint): Ditto.
7434 (do_structure_copy): Check for special variable.
7435 (find_func_aliases): Ditto.
7436 (init_base_vars): Set special vars properly.
7438 2005-07-13 Jan Hubicka <jh@suse.cz>
7440 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7443 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7444 (get_expr_operands): Fix thinko wrt flags and subvars.
7446 PR tree-optimize/22379
7447 * tree-inline.c (expand_call_inline): Do not output sorry in early
7450 2005-07-12 Dale Johannesen <dalej@apple.com>
7452 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7454 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7457 * host-linux.h: Include limits.h.
7459 2005-07-12 Dale Johannesen <dalej@apple.com>
7461 * expr.c (compress_float_constant): Add cost check.
7462 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7464 2005-07-12 Dale Johannesen <dalej@apple.com>
7466 * gcc.target/i386/compress-float-sse.c: New.
7467 * gcc.target/i386/compress-float-sse-pic.c: New.
7468 * gcc.target/i386/compress-float-387.c: New.
7469 * gcc.target/i386/compress-float-387-pic.c: New.
7470 * gcc.dg/compress-float-ppc.c: New.
7471 * gcc.dg/compress-float-ppc-pic.c: New.
7473 2005-07-12 Eric Christopher <echristo@redhat.com>
7475 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7477 * config/s390/s390.md: Include tpf.md. Move tpf specific
7479 * config/s390/tpf.md: To here.
7480 * config/s390/s390.opt: Move tpf specific options...
7481 * config/s390/tpf.opt: to here. Add mmain option.
7482 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7483 * config/s390/tpf.h: Rewrite.
7485 2005-07-12 Eric Christopher <echristo@redhat.com>
7487 * gcc.c (struct infile): Update comment for language.
7488 (main): Rewrite input file resetting code.
7490 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7493 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7494 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7495 (lookup_avail_expr): Use constant_boolean_node instead
7496 of boolean_false_node/boolean_true_node.
7498 2005-07-12 Ben Elliston <bje@au.ibm.com>
7500 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7501 and use it when printing num_edges.
7503 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7505 * doc/extend.texi (Blackfin Built-in Functions): New section.
7506 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7509 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7511 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7512 s/cmpstrsi/cmpstrnsi
7513 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7515 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7516 (init_optabs): Initialize cmpstrn_optab.
7517 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7518 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7519 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7520 * config/i386/i386.md: s/cmpstr/cmpstrn
7521 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7522 * doc/md.texi: Update documentation.
7524 2005-07-11 Richard Henderson <rth@redhat.com>
7526 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7527 build_va_arg_indirect_ref.
7528 (alpha_gimplify_va_arg): Likewise.
7529 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7530 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7531 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7532 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7533 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7534 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7536 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7538 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7540 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7541 * passes.c (init_optimization_passes): Add pass_empty_loop.
7542 * tree-pass.h (pass_empty_loop): Declare.
7543 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7544 try_remove_empty_loop, remove_empty_loops): New functions.
7545 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7546 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7548 2005-07-12 Peter Barada <peter@the-baradas.com>
7552 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7553 in address registers.
7554 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7555 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7556 alternative of addsi3_5200.
7558 2005-07-11 Ian Lance Taylor <ian@airs.com>
7560 * config/mips/mips.md (ffs<mode>2): Remove.
7562 2005-07-11 Ian Lance Taylor <ian@airs.com>
7564 * doc/tree-ssa.texi (Cleanups): Improve description of
7566 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7568 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7570 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7571 * tree.h (DECL_ARGUMENT_FLD): New macro.
7573 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7575 Fix PR tree-optimization/22404
7577 * tree-ssa-structalias.c (create_variable_info_for): Use
7580 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7582 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7583 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7584 for second comparison operand.
7585 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7587 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7588 (define_insn_reservation "alu"): Likewise.
7589 (csync, ssync): Now of type sync.
7590 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7591 -mcsync-anomaly -mspecld-anomaly.
7592 * config/bfin/bfin.opt (mcsync): Remove.
7593 (mcsync-anomaly, mspecld-anomaly): Add.
7594 * config/bfin/bfin.c: Include "insn-codes.h".
7595 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7596 (TARGET_DEFAULT_TARGET_FLAGS): New.
7597 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7599 2005-07-11 Steven Bosscher <stevenb@suse.de>
7601 * basic-block.h: Give the BB flags enum a name, bb_flags.
7602 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7603 * cfgcleanup.c (enum bb_flags): Remove here.
7604 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7605 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7606 (update_forwarder_flag): Likewise.
7607 (thread_jump): Likewise.
7608 (try_forward_edges): Likewise.
7609 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7610 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7611 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7613 2005-07-11 Richard Guenther <rguenther@suse.de>
7615 * config/i386/i386.opt: New target option -msseregparm.
7616 * config/i386/i386.c (override_options): Error out for
7617 -msseregparm but no SSE support.
7618 (ix86_function_sseregparm): Check for global sseregparm.
7619 * doc/invoke.texi: Document -msseregparm.
7621 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7623 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7624 (m32rle-*-linux*): Ditto.
7626 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7628 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7629 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7632 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7636 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7637 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7639 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7641 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7642 (varmap): Heapify varmap.
7643 (constraints): Heapify constraints.
7644 (struct constraint_graph): Heapify succs and preds.
7645 (constraint_vec_find): Update for heapification.
7646 (constraint_set_union): Ditto.
7647 (insert_into_complex): Ditto.
7648 (constraint_edge_vec_find): Ditto.
7649 (erase_graph_self_edge): Ditto.
7650 (add_graph_edge): Ditto.
7651 (get_graph_weights): Ditto.
7652 (merge_graph_nodes): Ditto.
7653 (build_constraint_graph): Ditto.
7654 (topo_visit): Ditto.
7655 (solve_graph): Ditto.
7656 (create_variable_info_for): Ditto.
7657 (init_base_vars): Ditto.
7658 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7659 (condese_varmap_nodes): Free complex vector.
7660 (clear_edges_for_node): Clear succs and preds vector.
7662 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7664 * tree-ssa-structalias.c (update_alias_info): Change counting of
7665 references to not include vdefs.
7667 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7669 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7672 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7674 * pa.c (pa_commutative_p): Make PLUS commutative when
7675 TARGET_NO_SPACE_REGS is true.
7677 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7679 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7680 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7681 * tree-dfa.c (dump_subvars_for): New.
7682 (debug_subvars_for): New.
7683 (dump_variable): Show subvariables if VAR has them.
7684 * tree-flow-inline.h (get_subvar_at): New.
7685 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7686 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7688 (struct subvar): Change fields offset and size to unsigned
7690 (dump_subvars_for): Declare.
7691 (debug_subvars_for): Declare.
7692 (get_subvar_at): Declare.
7693 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7694 to unsigned HOST_WIDE_INT *.
7695 (overlap_subvar): Likewise.
7696 * tree-gimple.c (is_gimple_reg): Always return false for
7697 SFTs and memory tags.
7698 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7700 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7701 (compute_may_aliases): Call compute_points_to_sets.
7702 (collect_points_to_info_for): Remove.
7703 (compute_points_to_and_addr_escape): Remove.
7704 (delete_alias_info): Call delete_points_to_sets.
7705 (compute_flow_sensitive_aliasing): If the call to
7706 find_what_p_points_to returns false, call set_pt_anything.
7707 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7708 (set_pt_anything): Clear pi->pt_vars.
7709 (set_pt_malloc): Remove.
7710 (merge_pointed_to_info): Remove.
7711 (add_pointed_to_expr): Remove.
7712 (add_pointed_to_var): Remove.
7713 (collect_points_to_info_r): Remove.
7714 (is_escape_site): Make extern.
7716 (create_overlap_variables_for): Call it.
7717 * tree-ssa-copy.c (merge_alias_info): Never merge
7718 flow-sensitive alias information.
7719 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7720 offset and size to be unsigned HOST_WIDE_INT.
7721 (add_to_addressable_set): Rename from note_addressable.
7722 Set TREE_ADDRESSABLE as the variables are added to the set.
7724 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7725 operands into VUSEs when adding V_MAY_DEFs for members in an
7727 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7728 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7729 (struct variable_info): Add bitfield is_heap_var.
7730 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7731 (new_var_info): Initialize is_heap_var.
7732 (get_constraint_for): Add HEAP variables to the symbol table.
7733 Mark them with is_heap_var.
7734 (update_alias_info): New. Taken mostly from the old
7735 compute_points_to_and_addr_escape.
7736 (handle_ptr_arith): New.
7737 (find_func_aliases): Call update_alias_info.
7738 Call handle_ptr_info for tcc_binary expressions.
7739 Call mark_stmt_modified.
7740 (create_variable_info_for): If DECL has subvars, do not create
7741 variables for its subvars. Always add all the fields.
7742 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7743 SFTs, then add all the SFTs of the structure.
7744 If VI->DECL is an aggregate with subvariables, add the SFT at
7746 (find_what_p_points_to): If VI is an artificial variable,
7747 translate to bitfields in SSA_NAME_PTR_INFO.
7748 If the solution is empty, set pi->pt_vars to NULL
7749 (init_base_vars): Create ANYOFFSET.
7750 (compute_points_to_sets): Rename from create_alias_vars.
7752 (pass_build_pta): Remove.
7753 (delete_points_to_sets): Rename from delete_alias_vars.
7754 (pass_del_pta): Remove.
7755 * tree-ssa-structalias.h (struct alias_info): Move from
7757 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7758 NUM_REFERENCES_SET): Likewise.
7759 (compute_points_to_sets, delete_points_to_sets): Declare.
7761 2005-07-09 Richard Henderson <rth@redhat.com>
7763 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7764 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7765 alpha_split_lock_test_and_set_12): New functions.
7766 * config/alpha/alpha-protos.h: Update.
7767 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7768 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7769 * config/alpha/sync.md (I12MODE): New.
7770 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7771 (sync_<fetchop_name><I48MODE>): Likewise.
7772 (sync_nand<I48MODE>): Likewise.
7773 (sync_old_<fetchop_name><I48MODE>): Likewise.
7774 (sync_new_<fetchop_name><I48MODE>): Likewise.
7775 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7776 (sync_compare_and_swap<I48MODE>): Likewise.
7777 (sync_lock_test_and_set<I48MODE>): Likewise.
7778 (sync_compare_and_swap<I12MODE>): New.
7779 (sync_compare_and_swap<I12MODE>_1): New.
7780 (sync_lock_test_and_set<I12MODE>): New.
7781 (sync_lock_test_and_set<I12MODE>_1): New.
7783 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7787 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7789 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7791 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7792 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7794 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7797 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7799 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7801 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7802 memory_operand constraint.
7803 (store_conditional_<mode>): Same.
7804 (sync_compare_and_swap<mode>): Same.
7805 (sync_lock_test_and_set<mode>): Same.
7807 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7809 Rewrite PIC support to more closely model actual instructions.
7810 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7811 (cris_symbol): Remove prototypes for removed functions.
7812 (cris_pic_symbol_type_of, cris_valid_pic_const)
7813 (cris_expand_pic_call_address): Prototypes for new functions.
7814 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7816 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7818 <case ':'>: Add case for new punctuation character.
7819 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7820 emitting (extra) PIC modifier.
7821 <case UNSPEC>: Do not assert for PLT.
7822 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7823 (cris_expand_prologue, cris_expand_epilogue): Check
7824 for pic_offset_table_rtx usage instead of taking
7825 current_function_uses_pic_offset_table as the final word.
7826 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7827 Remove flag_pic difference.
7828 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7829 the moral equivalents of...
7830 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7832 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7833 (cris_handle_option): Mark ARG as unused.
7834 (cris_expand_pic_call_address): New worker function for "call",
7836 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7837 output PIC constructs here.
7838 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7839 as symbol-specific modifers, not whole or part of operands.
7840 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7841 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7842 constants and flag_pic.
7843 (CONSTANT_INDEX_P): Adjust for new functions.
7844 (enum cris_pic_symbol_type): New helper type.
7845 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7846 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7847 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7849 ("movsi"): Emit actual instructions for GOT and relative access.
7850 ("*movsi_got_load"): New pattern to set up the register holding
7852 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7853 Adjust FIXME for 'S'.
7854 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7855 Use "movs" for -fpic cases.
7856 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7857 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7858 ("call", "call_value"): Just call cris_expand_pic_call_address for
7860 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7861 Remove special pattern.
7862 ("*expanded_call_side", "*expanded_call_value_side"): New
7864 (gotplt-to-plt, gotplt-to-plt-side-call)
7865 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7867 * config/cris/cris/predicates.md
7868 ("cris_general_operand_or_gotless_symbol"): Remove unused
7870 ("cris_general_operand_or_symbol"): Adjust for new functions.
7872 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7874 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7876 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7878 * Makefile.in (TREE_H): Add treestruct.def.
7879 (c-decl.o): Add pointer-set.h
7880 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7881 visibility on regular DECL's.
7882 (merge_decls): Fix the copying of decl nodes of various types for
7883 the new structures. Don't update RTL, section name, weak status,
7884 etc, on DECL's without RTL.
7885 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7886 Don't check volatile on non-variable types.
7887 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7888 to check whether we have seen arguments.
7889 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7890 flag is checked before field (flag is common, field is not).
7891 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7892 TS_DECL_COMMON could have an origin.
7893 (add_location_or_const_value_attribute): Don't check section name
7894 on non-var/function decls.
7895 (dwarf2out_var_location): Reverse order of tests.
7896 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7897 with DECL_WRTL_CHECK.
7898 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7899 * fold-const.c (fold_binary): Don't check weakness on
7900 non-var/function decls.
7901 (tree_expr_nonzero_p): Ditto.
7902 (fold_checksum_tree): Use tree_decl_extra as sizeof
7904 * ggc-page.c (extra_order_size_table): Add sizes for
7905 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7907 * gimplify.c (gimplify_bind_expr): Only set
7908 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7909 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7911 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7912 * langhooks.h (init_ts). New langhook.
7913 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7914 * print-tree.c (print_node): Update to only print fields that
7915 exist in the structures the passed decl has.
7916 * toplev.c (wrapup_global_declarations): Don't reset
7917 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7918 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7919 * tree-inline.c (remap_decl): Ditto.
7920 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7921 * tree-pretty-print.c (print_declaration): Don't print
7922 DECL_REGISTER on things that don't contain it.
7923 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7924 non-var/function decls.
7925 * tree.c (tree_contains_struct): New structure.
7926 (init_priority_for_decl): New hashtable.
7927 (tree_int_map): New structure.
7928 (tree_int_map_eq): New function.
7929 (tree_int_map_marked_p): Ditto.
7930 (tree_int_map_hash): Ditto.
7931 (tree_map): Move to tree.h.
7932 (tree_map_eq): Externalize.
7933 (tree_map_hash): Ditto.
7934 (tree_map_marked_p): Ditto.
7935 (init_ttree): Set up tree_contains_struct and call langhook.
7936 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7937 (tree_code_size): Update for new structures.
7938 (tree_node_structure): Update for new structures.
7939 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7941 (copy_node_stat): Copy init priority.
7942 (build_decl_stat): Ditto for visibility.
7943 (ts_enum_names): New.
7944 (tree_contains_struct_check_failed): New function.
7945 (decl_init_priority_lookup): Ditto.
7946 (decl_init_priority_insert): Ditto.
7947 * treestruct.def: New file.
7948 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7949 (CONTAINS_STRUCT_CHECK): Ditto.
7950 (tree_contains_struct_check_failed): New prototype.
7951 (DECL_CHECK): Removed.
7952 (DECL_MINIMAL_CHECK): New.
7953 (DECL_COMMON_CHECK): Ditto.
7954 (DECL_WRTL_CHECK): Ditto.
7955 (DECL_NON_COMMON_CHECK): Ditto.
7956 (DECL_WITH_VIS_CHECK): Ditto.
7957 (VAR_OR_FUNCTION_DECL_P): Ditto
7958 (struct tree_decl_minimal): New structure.
7959 (struct tree_decl_common): Ditto.
7960 (struct tree_decl_with_rtl): Ditto.
7961 (struct tree_decl_with_vis): Ditto.
7962 (struct tree_decl_non_common): Ditto.
7963 (struct tree_field_decl): Ditto.
7964 (struct tree_parm_decl): Ditto.
7965 (struct tree_var_decl): Ditto.
7966 (struct tree_function_decl): Ditto.
7967 (struct tree_const_decl): Ditto.
7968 (struct tree_result_decl): Ditto.
7969 (union tree_node): Add new structures.
7970 * var-tracking.c (track_expr_p): Reverse order of tests.
7972 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7974 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7976 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7977 * system.h: Poison FINALIZE_PIC.
7978 * doc/tm.texi (FINALIZE_PIC): Remove.
7980 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7983 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7984 to the correct type if we have a MODIFY_EXPR.
7986 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7988 PR tree-optimization/22360
7989 * tree.c (upper_bound_in_type): Fix calculations for casting
7990 to a non-wider signed type and casting a signed value to a
7991 wider unsigned type.
7992 (lower_bound_in_type): Fix calculations for casting to a
7993 non-wider signed type.
7995 PR tree-optimization/20139
7996 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7998 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7999 fold_cond_expr_cond.
8000 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8001 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8003 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8006 * tree-complex.c (expand_complex_libcall): Produce
8007 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8009 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8011 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8012 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8013 b" assert and inserted fastpath code for this case.
8014 (bitmap_ior): Removed "a != b" assert.
8016 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8018 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8019 (ENDFILE_SPEC): Likewise.
8020 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8022 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8023 a large stack frame at epilogue.
8025 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8027 * final.c: Include sdbout.h when required.
8029 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8031 * config.gcc (*-*-darwin*): Only one target-specific header file
8033 (powerpc-*-darwin*): Add version-specific header files.
8034 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8035 * config.in: Regenerate.
8036 * configure: Regenerate.
8037 * gcc.c: Include xregex.h.
8038 (version_compare_spec_function): New.
8039 (spec_function): Add version-compare.
8040 (replace_outfile_spec_function): Reformat comment.
8041 (compare_version_strings): New.
8042 * config/darwin-c.c (version_as_macro): New.
8043 (builtin_define): New.
8044 (darwin_cpp_builtins): New.
8045 * config/darwin-protos.h (darwin_cpp_builtins): New.
8046 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8047 (LIB_SPEC): Make unconditional, update comment.
8048 (TARGET_C99_FUNCTIONS): Define.
8049 * config/darwin.opt: Sort.
8050 (mmacosx-version-min=): New.
8051 * config/darwin7.h: Delete.
8052 * config/darwin8.h: Delete.
8053 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8054 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8055 (TARGET_C99_FUNCTIONS): Define.
8056 * config/rs6000/darwin7.h: New.
8057 * config/rs6000/darwin8.h: New.
8058 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8059 (-mmacosx-version-min): Document.
8061 2005-07-07 Ian Lance Taylor <ian@airs.com>
8063 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8065 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8068 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8070 2005-07-07 Khem Raj <kraj@mvista.com>
8072 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8073 in bytes, not words.
8075 2005-07-07 Paul Brook <paul@codesourcery.com>
8077 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8078 DEFAULT_FUNCTION_ARG_PADDING to upward.
8080 2005-07-07 Richard Henderson <rth@redhat.com>
8082 * function.c (locate_and_pad_parm): Record parameter alignment in
8083 stack_alignment_needed.
8085 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8087 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8088 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8089 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8090 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8091 (define_attr "type"): Add isync, sync, load_l, store_c.
8092 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8093 Create scratch volatile MEM.
8094 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8096 (load_locked_<mode>): New.
8097 (store_conditional_<mode>): New.
8098 (sync_compare_and_swap<mode>): Replace with splitter.
8099 (sync_lock_test_and_set<mode>): Replace with splitter.
8100 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8102 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8103 is ics. Attribute isync.
8104 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8106 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8107 and UNSPECV_SYNC_OP.
8108 (emit_unlikely_jump): New.
8109 (emit_load_locked): New.
8110 (emit_store_conditional): New.
8111 (rs6000_split_compare_and_swap): New.
8112 (rs6000_split_lock_test_and_set): New.
8113 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8114 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8115 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8116 rs6000_split_lock_test_and_set): Declare.
8117 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8118 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8119 store_c, isync, sync.
8121 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8123 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8124 filenames to gtyp-gen.h.
8125 (s-typ-gen): Use it in place of for loops.
8127 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8129 * hooks.c (hook_bool_rtx_int_false): New function.
8130 * hooks.h (hook_bool_rtx_int_false): Declare.
8131 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8132 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8133 * target.h (struct gcc_target): Add commutative_p member.
8134 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8135 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8136 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8137 (pa_commutative_p): New function.
8138 * jump.c (target.h): Include.
8139 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8140 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8142 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8144 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8145 (s390_expand_setmem): New.
8146 * config/s390/s390.c: Likewise.
8147 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8149 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8150 general_operand. Call new function "s390_expand_setmem".
8151 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8152 ("setmem_long", "*setmem_long"): ... this.
8154 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8156 * config/s390/s390.c: (optimization_options): Enable
8157 TARGET_MVCLE at -Os.
8158 * doc/invoke.texi: Document changes in default behaviour.
8159 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8161 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8163 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8164 defined by back-end.
8166 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8168 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8169 all sets in the pattern.
8170 * config/rs6000/rs6000.md (stack_protect_testsi,
8171 stack_protect_testdi): Likewise.
8173 2005-07-06 Jeff Law <law@redhat.com>
8175 * tree-vrp.c (simplify_using_ranges): Kill.
8176 (vrp_finalize): Remove call to simplify_using_ranges.
8177 (simplify_stmt_using_ranges): New function extracted from
8178 simplify_using_ranges.
8179 (simplify_div_or_mod_using_ranges): Likewise.
8180 (simplify_abs_using_ranges): Likewise.
8181 (simplify_cond_using_ranges): New function.
8182 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8183 * tree-ssa-propagate.c (substitute_and_fold): Call
8184 simplify_stmt_using_ranges if we have range information.
8186 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8188 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8189 ia64_flag_schedule_isns2.
8191 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8192 reading/writing general registers.
8193 (ia64_function_arg): Revert 2005-06-18 change.
8195 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8197 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8198 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8200 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8202 * function.c (expand_function_end): Revert part of 2005-06-27
8203 patch. Do sjlj_emit_function_exit_after after return_label.
8205 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8207 * doc/install.texi (--disable-libssp): New.
8209 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8211 * doc/invoke.texi: Update -fforce-mem documentation.
8212 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8213 code for -fforce-mem.
8214 * expmed.c: (store_bit_field,store_fixed_bit_field,
8215 extract_bit_field): Ditto.
8216 * expr.c: (convert_move): Ditto.
8217 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8218 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8219 emit_conditional_add,expand_float,expand_fix): Ditto.
8220 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8221 (common_handle_option): Issue warning when -fforce-mem specified.
8223 2005-07-06 Paul Brook <paul@codesourcery.com>
8225 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8227 * configure: Regenerate.
8229 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8231 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8233 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8235 Fix PR tree-optimization/22319
8236 Fix PR tree-optimization/22140
8237 Fix PR tree-optimization/22310
8239 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8240 variable sized types.
8241 Use correct type for intermediate structure on *a = *b structure
8244 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8246 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8248 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8249 (machine_function): Move typedef to...
8250 * config/rs6000/rs6000.c (machine_function): ... here. Add
8251 varargs_save_offset field.
8252 (rs6000_stack_t): Remove varargs_size field.
8253 (setup_incoming_varargs): Allocate varargs save area using
8254 assign_stack_local, try to make it as small as possible.
8255 Save offset from virtual_stack_vars_rtx to the save area
8256 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8257 instead of magic 8 when fp word byte size is used.
8258 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8259 instead of -RS6000_VARARGS_SIZE.
8260 (rs6000_stack_info, debug_stack_info,
8261 rs6000_initial_elimination_offset): Remove all traces of
8263 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8264 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8265 RS6000_VARARGS_AREA.
8267 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8269 PR tree-optimization/21963
8270 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8271 constant_multiple_of in the same way get_computation_cost_at does.
8273 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8275 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8276 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8277 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8278 and return its previous value.
8279 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8280 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8282 (stack_protect_set, stack_protect_test): New expanders.
8283 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8284 stack_protect_testdi): New insns.
8285 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8286 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8288 2005-07-06 Jeff Law <law@redhat.com>
8290 * tree-ssa-dce.c (cfg_altered): New global.
8291 (tree_dce_init): Initialize cfg_altered.
8292 (remove_dead_stmt): If we remove an edge in the CFG, then set
8294 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8297 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8299 * Makefile.in (stamp-collect-ld): Use
8300 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8301 ./collect-ld if it already exists.
8302 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8303 Don't remove ./nm if it already exists.
8305 2005-07-05 Devang Patel <dpatel@apple.com>
8307 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8308 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8309 * tree-vectorizer.c (vect_loop_location): New.
8310 (vect_print_dump_info): Use vect_loop_location.
8311 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8312 (vectorize_loops): Set vect_loop_location.
8313 * tree-vect-analyze.c (vect_analyze_offset_expr,
8314 vect_determin_vectorization_factor, vect_analyze_operations,
8315 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8316 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8317 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8318 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8319 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8320 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8321 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8322 vect_analyze_loop): Adjust vect_print_dump_info API.
8323 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8324 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8325 vect_finish_stmt_generation, vectorizable_assignment,
8326 vectorizable_operation, vectorizable_store, vectorizable_load,
8327 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8328 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8329 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8330 vect_transform_loop): Same.
8331 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8332 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8335 2005-07-05 Randolph Chung <tausq@debian.org>
8337 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8338 * configure: Regenerate.
8339 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8340 (pa_tls_referenced_p): Declare.
8341 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8342 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8343 (legitimize_tls_address): New.
8344 (hppa_legitimize_address): Handle TLS addresses.
8345 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8346 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8347 (emit_move_sequence): Handle TLS addresses.
8348 (pa_encode_section_info): Call default handler to handle common
8350 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8351 (CONSTANT_ADDRESS_P): Reject TLS operands.
8352 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8353 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8354 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8355 (UNSPEC_TLSLE): Define new constants.
8356 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8357 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8358 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8359 (tie_symbolic_operand, tle_symbolic_operand): New
8361 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8363 * aclocal.m4: Update macros for autoconf 2.59 style.
8364 * configure.ac: Likewise.
8366 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8368 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8369 (function_arg): Pass small aggregates in general registers on 32-bit
8371 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8373 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8375 * Makefile.in (final.o): Fix dependencies.
8377 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8381 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8382 * langhooks.c (lhd_expr_to_decl): New.
8383 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8385 (LANG_HOOKS_INITIALIZER): Update.
8386 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8387 expr_to_decl langhook.
8388 * c-tree.h (c_expr_to_decl): Declare.
8389 * c-typeck.c (c_expr_to_decl): New.
8390 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8392 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8394 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8397 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8398 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8400 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8402 * Makefile.in: Adjust dependencies.
8403 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8404 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8405 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8406 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8407 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8408 rest_of_compilation.
8410 * bb-reorder.c (gate_duplicate_computed_gotos,
8411 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8412 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8413 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8414 pass_partition_blocks): New.
8415 * bt-load.c (gate_handle_branch_target_load_optimize,
8416 rest_of_handle_branch_target_load_optimize,
8417 pass_branch_target_load_optimize): New.
8418 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8420 * cfglayout.c (pass_insn_locators_initialize): New.
8421 * cfgrtl.c (pass_free_cfg): New.
8422 * combine.c (gate_handle_combine, rest_of_handle_combine,
8424 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8425 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8426 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8427 * except.c (pass_set_nothrow_function_flags,
8428 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8430 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8431 rest_of_handle_shorten_branches, pass_shorten_branches,
8432 rest_of_clean_state, pass_clean_state): New.
8433 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8434 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8435 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8437 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8438 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8439 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8440 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8442 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8443 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8444 pass_rtl_ifcvt, gate_handle_if_after_combine,
8445 rest_of_handle_if_after_combine, pass_if_after_combine,
8446 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8447 pass_if_after_reload): New.
8448 * integrate.c (pass_initial_value_sets): New.
8449 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8450 pass_purge_lineno_notes): New.
8451 * mode-switching.c (rest_of_handle_mode_switching,
8452 pass_mode_switching): New.
8453 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8454 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8456 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8457 pass_loop_optimize): New.
8458 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8460 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8462 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8463 pass_postreload_cse): New.
8464 * profile.c (gate_handle_profiling, pass_profiling,
8465 rest_of_handle_branch_prob, pass_branch_prob): New.
8466 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8467 pass_split_before_regstack, gate_handle_split_before_regstack,
8468 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8469 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8470 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8471 pass_stack_regs): New.
8472 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8473 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8474 pass_stack_adjustments): New.
8475 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8476 pass_regrename): New.
8477 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8478 pass_delay_slots, gate_handle_machine_reorg,
8479 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8480 * rtl.h (extern void purge_line_number_notes): New.
8481 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8482 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8484 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8486 * value-prof.c (gate_handle_value_profile_transformations,
8487 rest_of_handle_value_profile_transformations,
8488 pass_value_profile_transformations): New.
8489 * var-tracking.c (gate_handle_var_tracking,
8490 pass_variable_tracking): New.
8491 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8493 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8494 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8495 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8496 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8497 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8498 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8499 rest_of_handle_gcse2, rest_of_handle_regmove,
8500 rest_of_handle_tracer, rest_of_handle_if_conversion,
8501 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8502 rest_of_handle_web, rest_of_handle_branch_prob,
8503 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8504 rest_of_handle_jump_bypass, rest_of_handle_combine,
8505 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8506 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8507 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8508 rest_of_handle_mode_switching, rest_of_handle_jump,
8509 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8510 rest_of_handle_flow2, rest_of_handle_jump2,
8511 rest_of_handle_peephole2, rest_of_handle_postreload,
8512 rest_of_handle_shorten_branches, rest_of_clean_state,
8513 rest_of_compilation): Remove.
8515 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8516 * passes.c (dump_flags, in_gimple_form, all_passes,
8517 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8518 register_dump_files, next_pass_1, last_verified, execute_todo,
8519 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8520 from tree-optimize.c.
8521 (init_optimization_passes): Moved from tree-optimize.c,
8522 adding the RTL optimizations.
8523 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8524 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8525 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8526 register_dump_files, next_pass_1, last_verified, execute_todo,
8527 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8528 init_tree_optimization_passes, ipa_passes): Delete.
8529 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8531 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8532 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8534 (ipa_passes): Remove.
8535 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8536 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8537 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8538 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8539 (dump_info_p, dump_flag): Moved to tree-dump.h.
8541 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8543 * passes.c (finish_optimization_passes): Use dump_begin
8544 and dump_end, TDI_end.
8545 (gate_rest_of_compilation): New.
8546 (pass_rest_of_compilation): Use it.
8547 (gate_postreload, pass_postreload): New.
8548 * toplev.c (general_init): Rename init_tree_optimization_passes.
8549 * toplev.h (init_tree_optimization_passes): Rename to
8550 init_optimizations_passes.
8551 * tree-dump.c (dump_flag): Make static.
8552 (dump_files): Remove RTL dumps.
8553 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8554 pass_cleanup_cfg, pass_free_cfg_annotations,
8555 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8556 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8557 * tree-pretty-print.c: Include tree-pass.h.
8558 * cgraph.c: Include tree-dump.h.
8560 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8562 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8563 Only fall back to saying it points to readonly memory if
8566 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8568 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8569 * config/m32r/m32r.c (m32r_compute_frame_size,
8570 m32r_expand_prologue): Take current_function_profile into
8571 account whenever we reference
8572 current_function_uses_pic_offset_table.
8573 (m32r_finalize_pic): Remove.
8574 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8576 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8578 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8579 instead of $<. Don't remove ./as if it already exists.
8581 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8584 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8585 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8586 for complex modes when generating code for PA 1.0.
8587 (VALID_FP_MODE_P): New macro.
8588 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8589 sets for all general and floating point modes. Align wide floating
8590 point modes to even register boundaries to comply with architectural
8592 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8593 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8594 (VALID_FP_MODE_P): New macro.
8595 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8596 sets for all general and floating point modes. Align wide floating
8597 point modes to even register boundaries to comply with architectural
8600 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8602 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8605 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8607 * tree-ssa-structalias.c: Don't include expr.h.
8609 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8611 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8614 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8616 Fix PR tree-optimization/22279
8618 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8621 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8623 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8625 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8627 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8628 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8629 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8630 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8631 config/stormy16/stormy16.c, config/v850/v850.c,
8632 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8633 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8634 Avoid "." or "\n" at end of diagnostics and capital letters at
8635 start of diagnostics.
8636 * combine.c, cse.c: Don't translate dump file output.
8637 * toplev.c (print_version): Only translate output if going to
8640 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8642 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8643 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8646 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8648 * pa.c (fix_range): Fix typo in comment.
8650 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8652 * tree-vrp.c (extract_range_from_assert): Replace
8653 fold (build (...)) with fold_build2.
8655 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8657 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8658 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8659 (format_types_orig, handle_format_attribute): Add support for
8662 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8664 * varasm.c (assemble_variable): Fix format specifier thinko.
8666 2005-07-03 Ira Rosen <irar@il.ibm.com>
8668 PR tree-optimization/22029 (and 22135)
8669 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8670 a phi node before calling dump_vops.
8672 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8674 * tree-dump.h (dump_string_field): Declare.
8675 * tree-dump.c: Use it instead of dump_string.
8676 (dump_string_field): Make non-static.
8678 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8680 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8681 up the minimal CFG stuff always when optimize > 0. Call
8682 split_all_insns_noflow in PIC case if needed.
8684 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8685 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8688 * c-decl.c (c_write_global_declarations): Dump contents of
8690 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8691 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8692 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8693 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8696 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8698 * c-common.h (GCC_DIAG_STYLE): Define.
8699 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8700 version for format checking to 4.1.
8701 * c-format.c: Include toplev.h after c-common.h.
8702 (enum format_type): Add gcc_tdiag_format_type.
8703 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8704 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8705 (format_types_orig): Add gcc_tdiag.
8706 (init_dynamic_diag_info): Support gcc_tdiag formats.
8707 (handle_format_attribute): Likewise.
8708 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8709 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8710 version for format checking to 4.1.
8711 (warning0, warning, error, pedwarn, sorry): Use
8713 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8714 (finish_aliases_1): Do not use %qE.
8715 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8716 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8717 Correct format bugs.
8718 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8719 parameter to unsigned HOST_WIDE_INT.
8720 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8722 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8725 * expr.c (write_complex_part): Use adjust_address for MEM.
8726 (read_complex_part): Same.
8728 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8730 Fix PR tree-optimization/22280
8732 * tree-sra.c (generate_element_init): Remove useless loop.
8734 2005-07-02 Richard Henderson <rth@redhat.com>
8736 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8738 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8740 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8743 * fold-const.c (fold_binary): Handle the return value of
8744 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8745 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8747 2005-07-02 Jeff Law <law@redhat.com>
8749 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8750 a eliminate type conversion which feeds an equality comparison
8751 if the original type or either operand in the comparison is a
8754 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8756 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8757 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8759 * config/avr/avr.c: Do not use '`' as left quote.
8760 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8761 Remove "." from end of diagnostics. Make diagnostics start with
8764 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8765 Joseph S. Myers <joseph@codesourcery.com>
8767 * toplev.c (default_tree_printer): Handle setting location with
8769 * c-objc.common.c (c_tree_printer): Likewise.
8770 * c-format.c (gcc_diag_flag_specs): Add '+'.
8771 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8772 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8774 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8775 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8776 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8777 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8778 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8779 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8780 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8781 format arguments where %J is used without %D.
8783 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8785 * gcc.c (LINK_SSP_SPEC): Define.
8786 (link_ssp_spec): New variable.
8787 (LINK_COMMAND_SPEC): Add %(link_ssp).
8788 (static_specs): Add link_ssp_spec.
8789 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8790 * configure: Rebuilt.
8791 * config.in: Rebuilt.
8793 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8794 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8795 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8796 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8797 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8798 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8799 -0x7008(2) instead of reading __stack_chk_guard variable.
8800 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8802 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8803 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8804 if TARGET_THREAD_SSP_OFFSET is defined.
8805 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8806 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8809 2005-06-27 Richard Henderson <rth@redhat.com>
8810 * libgcc-std.ver (GCC_4.1.0): New.
8811 * libgcc.h (__stack_chk_guard): Declare.
8812 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8813 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8814 * mklibgcc.in (lib2funcs): Add them.
8816 2005-07-01 Richard Henderson <rth@redhat.com>
8818 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8819 void * before struct sigcontext *.
8820 (x86_fallback_frame_state): Likewise.
8822 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8824 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8826 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8829 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8830 we check for SSA_NAME for.
8832 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8834 Fix PR tree-optimization/22071
8836 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8838 (get_constraint_for_component_ref): Use it.
8840 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8843 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8844 print out the last new line.
8846 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8848 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8849 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8850 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8851 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8852 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8853 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8854 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8855 (enum reg_class): New member CC0_REGS.
8856 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8857 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8858 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8859 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8860 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8861 Adjust for register now described.
8863 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8866 * config/i386/i386.md (stack_protect_test_si,
8867 stack_protect_test_di): Add earlyclobber for scratch 3.
8868 * config/rs6000/rs6000.md (stack_protect_testsi,
8869 stack_protect_testdi): Add earlyclobber for scratch 3,
8870 remove earlyclobber from scratch 4.
8872 Older entries for 2005 can be found in ChangeLog-2005.