1 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4 peculiarity of GOT/TOC section usage.
6 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
9 * c-common.c (constant_string_class_name): Add documentation.
11 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
14 * recog.c (peephole2_optimize): Increment peep2_current_count
15 only when the slot is empty.
17 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20 * except.c (output_function_exception_table): Call
21 assemble_external_libcall if we need a personality function.
23 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25 PR rtl-optimization/24460
26 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
27 set the basic block for barriers.
29 2005-10-21 Janis Johnson <janis187@us.ibm.com>
31 * var-tracking.c (vt_initialize): Initialize post.
33 2005-10-21 Devang Patel <dpatel@apple.com>
36 * c-common.c (vector_types_convertible_p): Check vector element type.
38 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
40 * config/sh/sh.c (prepare_move_operands): Handle the address
41 constant which is a tls symbolic address plus a constant.
43 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
46 * gcc.c (main): Use the correct counter for erroring out
49 2005-10-21 Alan Modra <amodra@bigpond.net.au>
52 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
53 use r2 for 64-bit tls .got access.
55 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
57 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
60 2005-10-20 Steven Bosscher <stevenb@suse.de>
62 PR tree-optimization/24225
63 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
65 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
68 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
70 * varasm.c (find_decl_and_mark_needed): After cgraph global info
71 is ready, stop marking functions, but still mark variables.
73 2005-10-20 Richard Guenther <rguenther@suse.de>
76 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
79 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
81 PR rtl-optimization/23585
82 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
83 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
84 (may_trap_p_1): New predicate extracted from...
85 (may_trap_p): ... here. Invoke may_trap_p_1.
86 (may_trap_or_fault_p): New predicate.
87 * rtl.h (may_trap_or_fault_p): Declare it.
88 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
89 instead of may_trap_p.
90 (steal_delay_list_from_fallthrough): Likewise.
91 (fill_simple_delay_slots): Likewise.
92 (fill_slots_from_thread): Likewise.
93 * function.c (pad_to_arg_alignment): Rework comment about
94 SPARC_STACK_BOUNDARY_HACK.
95 * config/sparc/sparc.h: Likewise.
97 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
99 * config/s390/s390.c (s390_expand_insv): New.
100 * config/s390/s390-protos.h (s390_expand_insv): Declare.
101 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
102 ("icm_hi"): Remove mode attribute.
103 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
105 ("*extracthi", "*extractqi"): Remove.
106 (extv<mode>", "*extzv<mode>"): New.
107 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
108 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
110 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
112 * cfgexpand.c (discover_nonconstant_array_refs_r,
113 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
114 (tree_expand_cfg): Call discover_nonconstant_array_refs.
115 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
116 discover_nonconstant_array_refs.
118 2005-10-19 Steven Bosscher <stevenb@suse.de>
121 * c-decl.c (pop_scope): Don't warn about an unused variable
122 if it is marked with TREE_NO_WARNING.
123 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
124 somenow mismatch and olddecl is to be replaced.
126 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
129 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
130 whether registers live on the edge can be saved/restored.
132 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
134 * config/sh/sh.c (fixup_mova): Skip notes.
136 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
138 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
139 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
140 (s390_can_eliminate): Handle BASE_REGNUM elimination.
141 (s390_initial_elimination_offset): Likewise.
142 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
143 register on TARGET_ZARCH targets.
144 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
145 (INITIAL_FRAME_POINTER_OFFSET): Remove.
146 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
147 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
149 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
151 * config/s390/s390.md: Comment describing output modifiers updated.
152 * config/s390/s390.c (print_operand): Likewise.
154 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
156 * config/s390/s390.c (override_options): Added check for -mstack-size
158 * doc/invoke.texi: Mention that limit in the documenation.
160 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
163 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
165 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
167 Fix PR tree-optimization/24231
169 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
170 (compute_avail): Ditto.
172 2005-10-18 Richard Henderson <rth@redhat.com>
175 * config/i386/i386.c (legitimate_constant_p): Check
176 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
178 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
179 (legitimate_pic_address_disp_p): Reorg CONST checking to make
180 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
182 (print_operand_address): Likewise.
183 * config/i386/predicates.md (x86_64_immediate_operand): Test
184 SYMBOL_REF_TLS_MODEL properly inside CONST.
185 (x86_64_zext_immediate_operand): Likewise.
186 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
187 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
188 * config/i386/i386-protos.h: Remove predicates.md entries.
190 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
192 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
193 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
195 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
196 Ian Lance Taylor <ian@airs.com>
199 * fold-const.c (fold_widened_comparison): Do not allow range based
200 constant folding when right operand cannot be unwidened.
202 2005-10-17 Richard Henderson <rth@redhat.com>
204 * builtins.c (expand_builtin_synchronize): Build a new-style asm
205 with a memory clobber.
207 2005-10-17 James E Wilson <wilson@specifix.com>
209 PR rtl-optimization/17356
210 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
211 checking for EDGE_EH.
213 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
215 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
216 the slot on an even boundary for any type with 16-byte alignment.
218 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
221 * md.texi (Modifiers) <%>: Clarify that % doesn't work
222 after register allocation.
224 2005-10-17 DJ Delorie <dj@redhat.com>
226 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
229 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
232 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
235 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
237 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
238 to 2 if it's already non-zero.
239 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
240 is set and warn about it if flag_schedule_insns is 1.
242 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
244 * config/crx/crx.md: Compare-and-branch instructions need to
247 2005-10-17 Uros Bizjak <uros@kss-loka.si>
250 * config/i386/i386.md (*pushdi2_rex64 splitter)
251 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
252 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
253 flow2 pass only when (optimize > 0 && flag_peephole2).
255 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
258 * gcc.c (have_c): New static variable.
260 (process_command): Remove declation of have_c.
261 Set have_o to 1 when handling -o.
262 (main): Add a fatel error if there are multiple
263 files specified and -o and -c/-S is passed witout
264 -combine or multiple languages.
266 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
268 Fix PR tree-optimization/22444
269 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
270 Assert that we don't hit something with subvars.
271 (setup_pointers_and_addressables): Don't add things with subvars,
272 because we'll already process the subvars for aliasing purposes.
274 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
277 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
278 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
279 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
280 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
281 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
282 swapped, alternatives for the R constraint.
285 * builtins.c (get_builtin_sync_mode): Make unlimited
286 mode_for_size request.
288 2005-10-15 Richard Henderson <rth@redhat.com>
290 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
291 (gimplify_expr): ... here.
292 (gimplify_compound_lval): Use it in initial scan loop. Allow
293 fb_lvalue in base expression.
295 2005-10-15 Richard Henderson <rth@redhat.com>
298 * builtins.c (expand_builtin_trap): Export.
299 * expr.h (expand_builtin_trap): Declare.
300 * expr.c (expand_assignment): Emit a trap for integral offsets
301 from registers that weren't reduced to bitpos.
303 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
304 (mark_array_ref_addressable): Remove.
305 * tree-flow.h (mark_array_ref_addressable): Remove.
306 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
308 2005-10-15 James E Wilson <wilson@specifix.com>
311 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
312 (add_dependence_list_and_free): Likewise.
313 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
316 2005-10-15 Diego Novillo <dnovillo@redhat.com>
320 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
321 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
323 (vrp_visit_phi_node): Only prevent infinite iterations when
324 the previous result and the new result are both VR_RANGEs.
326 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
328 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
331 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
334 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
337 2005-10-14 Per Bothner <per@bothner.com>
339 PR preprocessor/21250
340 * c-ppoutput.c (print_line): Print internal line 0 as 1.
342 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
345 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
346 overflow flags. Refactor some conditionals.
348 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
351 * tree-dfa.c (add_referenced_var): Only look at decls which
352 have TREE_CONSTANT or TREE_READONLY set instead of if
353 !TREE_PUBLIC or !TREE_CONSTANT.
355 2005-10-13 James E Wilson <wilson@specifix.com>
357 * doc/invoke.texi: For -x, add f95-cpp-input.
358 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
360 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
362 PR tree-optimization/24262
363 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
364 in loop all the time.
366 2005-10-12 Richard Henderson <rth@redhat.com>
369 * tree.h (DECL_TRANSPARENT_UNION): Remove.
370 * function.c (assign_parm_find_data_types): Don't support it.
371 * print-tree.c (print_node): Likewise.
372 * c-common.c (handle_transparent_union_attribute): Likewise.
373 Use build_duplicate_type.
374 * tree-inline.c (remap_type_1): Split out of remap_type;
375 properly remap aggregate fields.
376 (build_duplicate_type): New.
377 * doc/extend.texi (Variable Attributes): Remove documentation
378 for transparent_union.
380 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
383 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
384 (gen_stack_pointer_dec): Likewise.
386 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
390 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
392 (struct cxx): Add adjust_class_at_definition target hook.
393 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
394 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
395 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
396 hook_void_tree. Add to TARGET_CXX.
397 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
399 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
400 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
401 instead of attribute. Check for dllexport override. Warn if
402 inconsistent dll linkage. Don't lose old dllimport if decl has
403 had address referenced. Tweak lookup of dllimport atribute.
404 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
405 for target specific rules. Don't add dllimport attribute if
406 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
408 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
409 * varasm.c (initializer_constant_valid_p): Replace
410 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
414 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
415 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
416 (i[34567]86-*-mingw32*): Likewise.
418 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
419 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
421 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
422 C++-specific code. Change return value to bool.
423 (i386_pe_dllimport_p): Likewise.
424 (associated_type): Simplify and make language-independent
425 (i386_pe_encode_section_info): Replace override of ambiguous
426 dllimport symbol refs with a gcc_assert.
427 (i386_pe_valid_dllimport_attribute_p): Define.
428 * config/i386/winnt-cxx.c: New file. Define C++ versions of
429 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
430 i386_pe_adjust_class_at_definition.
431 * config/i386/winnt-stubs.c: New file. Define stub versions of
432 lang-specific functions.
433 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
434 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
435 i386_pe_adjust_class_at_definition.
436 (i386_pe_valid_dllimport_attribute_p): Declare.
437 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
438 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
439 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
442 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
443 dllimport attribute with test of DECL_DLLIMPORT_P.
445 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
447 * combine.c (make_extraction): Correct offset computation.
449 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
451 * config/cris/t-linux (LIMITS_H_TEST): Define.
453 2005-10-12 Richard Henderson <rth@redhat.com>
456 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
458 2005-10-12 Richard Guenther <rguenther@suse.de>
460 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
462 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
465 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
466 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
469 2005-10-12 Richard Guenther <rguenther@suse.de>
472 * varasm.c (output_constant): Correct typo from previous
475 2005-10-11 Ian Lance Taylor <ian@airs.com>
477 PR rtl-optimization/13931
478 * combine.c: Revert patch of 2003-05-14, and:
479 (try_combine): Only set elim_i1 and elim_i2 if the destination is
480 completely killed in the appropriate insn.
481 (distribute_notes): Don't skip multiple hard register test for
484 2005-10-11 Richard Henderson <rth@redhat.com>
487 * c-typeck.c (convert_for_assignment): Use build_constructor_single
488 to initialize a transparent union instead of a nop_expr.
490 2005-10-11 Richard Henderson <rth@redhat.com>
492 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
493 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
494 (tree_ssa_dce_loop): Call scev_reset.
497 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
498 * tree-ssa-dce.c: Include cfgloop.h.
499 (tree_ssa_dce_loop, pass_dce_loop): New.
500 * tree-pass.h (pass_dce_loop): Declare it.
501 * passes.c (init_optimization_passes): Use it.
503 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
506 * convert.c (convert_to_real): Revert 2005-10-05 patch.
507 Only apply the optimization for rounding builtins if the inner
508 cast is also an extension.
510 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
513 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
514 mark_new_vars_to_rename instead of update_stmt.
516 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
518 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
520 2005-10-11 Jakub Jelinek <jakub@redhat.com>
522 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
523 for setting MMX register to 0 rather than mmx.
525 2005-10-10 Steve Ellcey <sje@cup.hp.com>
528 * configure.ac: Move gas check from mips specific case to common case.
529 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
530 * configure: Regenerate
531 * doc/install.texi: Update.
533 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
536 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
538 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
540 * gcc.c (do_spec_1): Accept numeric characters in file name
543 2005-10-10 Nick Clifton <nickc@redhat.com>
545 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
546 describing the deleted arm_gen_rotated_half_load function.
548 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
550 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
553 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
555 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
557 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
558 (EXTRA_MULTILIB_PARTS): Define.
559 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
560 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
561 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
562 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
563 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
564 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
566 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
568 PR tree-optimization/24226
569 * tree-cfg.c (remove_bb): Clean up unreachable loops.
570 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
571 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
574 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
576 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
578 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
581 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
582 Rewrite for no need for the early clobber.
584 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
586 Merge from csl-arm-branch:
587 2005-09-07 Paul Brook <paul@codesourcery.com>
588 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
591 2005-04-30 Paul Brook <paul@codesourcery.com>
592 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
593 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
595 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
596 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
597 (arm_override_options): Use TARGET_AAPCS_BASED.
598 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
599 (PTRDIFF_TYPE): Use int for AAPCS.
600 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
601 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
602 (DEFAULT_SHORT_ENUMS): Delete.
603 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
605 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
606 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
607 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
608 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
610 2004-12-03 Mark Mitchell <mark@codesourcery.com>
611 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
613 2004-11-22 Mark Mitchell <mark@codesourcery.com>
614 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
616 2004-11-19 Mark Mitchell <mark@codesourcery.com>
617 * config.gcc (arm*-*-linux-gnueabi): Add it.
618 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
620 (TARGET_OS_CPP_BUILTINS): Likeiwse.
621 * config/arm/linux-eabi.h: New file.
622 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
623 (LINUX_TARET_LINK_SPEC): Likewise.
625 * config/arm/t-linux-eabi: New file.
627 2005-10-08 Steven Bosscher <stevenb@suse.de>
630 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
632 (PARAM_SMS_DFA_HISTORY): Likewise.
634 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
637 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
638 (load_register_parameters): Call it.
639 (check_sibcall_argument_overlap_1): Likewise.
640 (store_one_arg): Likewise.
642 2005-10-07 James E. Wilson <wilson@specifix.com>
644 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
645 DImode not VECINT24 for operand 2.
648 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
652 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
653 fr_spill): Use destination_operand for operand 0.
655 2005-10-07 DJ Delorie <dj@redhat.com>
657 * varasm.c (output_constant): Limit error to expanding
660 2005-10-07 Richard Guenther <rguenther@suse.de>
663 * fold-const.c (fold_binary): Fix operand types during folding
664 of X op (A, Y). Evaluation order of the side-effects of
665 X and A are frontend-defined, so ensure we honour that even for
666 tcc_comparison class operands; eased by removing duplicate code.
668 2005-10-07 Steve Ellcey <sje@cup.hp.com>
670 * stor-layout.c (layout_type): Do not allow alignment of array
671 elements to be greater than their size.
673 2005-10-07 Steve Ellcey <sje@cup.hp.com>
675 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
677 (hppa*-*-linux*): Ditto.
678 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
679 * config/host-hpux.c: New.
680 * config/x-hpux: New.
681 * config/pa/x-hpux: Remove.
682 * config/pa/x-linux: Remove.
683 * config/pa/pa-host.c: Remove.
685 2005-10-07 Jeff Law <law@redhat.com>
687 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
688 determine whether or not to try and thread outgoing edges.
690 2005-10-07 David Edelsohn <edelsohn@gnu.org>
692 * config/rs6000/rs6000.md (eqsi_power): New.
693 (neg_eq0si): Add TARGET_POWER to final condition.
696 2005-10-06 Richard Henderson <rth@redhat.com>
698 * config/rs6000/rs6000.c: Revert last change.
700 2005-10-06 Richard Henderson <rth@redhat.com>
702 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
703 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
705 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
709 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
710 out return_label and naked_return_label.
712 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
714 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
717 2005-10-06 Richard Henderson <rth@redhat.com>
720 * tree-inline.c (declare_return_variable): Handle modify_dest not
723 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
725 Fix PR tree-optimization/22488
726 * tree-ssa-structalias.c (check_for_overlaps): New function.
727 (create_variable_info_for): Use it.
729 2005-10-06 Richard Henderson <rth@redhat.com>
732 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
733 (dwarf2out_start_source_file): Print it.
735 2005-10-06 Geoffrey Keating <geoffk@apple.com>
737 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
739 2005-10-06 Richard Henderson <rth@redhat.com>
742 * mode-switching.c (optimize_mode_switching): Clear transp bit
743 for block with incomming abnormal edges.
745 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
746 (fpscr_set_from_mem): Use them.
747 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
748 (fpscr postinc splitters): Rewrite as peephole2+split.
750 2005-10-06 David Edelsohn <edelsohn@gnu.org>
752 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
753 (eq<mode>_compare): Same.
755 2005-10-06 Richard Guenther <rguenther@suse.de>
757 PR tree-optimization/24238
758 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
760 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
762 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
763 here. Use AC_PATH_PROG for environment variables instead of
765 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
767 * configure: Regenerated.
769 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
772 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
773 then force it into a register.
774 (call_value): Likewise.
776 2005-10-06 Richard Henderson <rth@redhat.com>
779 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
780 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
781 under pass_vectorize.
783 2005-10-05 Devang Patel <dpatel@apple.com>
786 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
787 handling constants. Check NAMESPACE_DECL context for constants.
789 2005-10-05 Eric Christopher <echristo@apple.com>
791 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
793 2005-10-05 Richard Henderson <rth@redhat.com>
796 * tree-cfg.c (mark_array_ref_addressable_1): New.
797 (mark_array_ref_addressable): New.
798 * tree-flow.h (mark_array_ref_addressable): Declare.
799 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
801 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
805 * reload.c (subst_reloads): When adding a REG_LABEL to a
806 jump instruction, also update JUMP_LABEL.
808 2005-10-05 David Edelsohn <edelsohn@gnu.org>
810 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
811 * bb-reorder.c (copy_bb_p): Use it.
812 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
814 2005-10-05 Richard Henderson <rth@redhat.com>
817 * toplev.c (process_options): Warn about unsupported combinations
818 of unwind tables and omit-frame-pointer.
819 * config/i386/i386.c (override_options): Similarly. Enable
820 accumulate-outgoing-args if not explicitly disabled.
822 2005-10-05 Steve Ellcey <sje@cup.hp.com>
824 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
825 Handle big endian vs. small endian.
826 (vec_initv2sf): Handle big endian vs. small endian.
827 (*vec_extractv2sf_1): Ditto.
829 2005-10-05 Dale Johannesen <dalej@apple.com>
831 * convert.c (convert_to_real): Don't convert
832 (float)floor(double d) to floorf((float)d).
834 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
836 * config/arm/arm.md (insv): Use gen_int_mode in more places.
838 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
840 PR tree-optimization/18587
841 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
842 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
843 build_vuses): Change to VEC type.
844 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
845 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
846 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
847 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
848 (get_name_decl): New. Return DECL_UID of base variable.
849 (operand_build_cmp): New. qsort comparison routine.
850 (operand_build_sort_virtual): New. Sort virtual build vector.
851 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
852 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
853 (FINALIZE_BASE): Use get_name_decl.
854 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
855 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
856 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
857 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
858 direct VEC_* manipulations.
859 (build_ssa_operands): Call operand_build_sort_virtual.
860 (copy_virtual_operand, create_ssa_artficial_load_stmt,
861 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
862 with direct VEC_* manipulations.
863 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
864 with direct VEC manipulations.
866 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
868 PR tree-optimization/21419
869 PR tree-optimization/24146
870 PR tree-optimization/24151
872 * c-typeck.c (readonly_error): Handle USE being lv_asm.
873 (build_asm_expr): Call it if outputs are read-only.
874 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
876 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
877 Paolo Bonzini <bonzini@gnu.org>
881 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
882 enable the instructions and not just the built-ins.
883 * doc/invoke.texi (x86 Options): Likewise.
885 2005-10-04 Geoffrey Keating <geoffk@apple.com>
887 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
889 * doc/invoke.texi (Option Summary): Correct spelling
890 of -mmacosx-version-min.
892 2005-10-04 Devang Patel <dpatel@apple.com>
894 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
897 2005-10-04 Steve Ellcey <sje@cup.hp.com>
899 * tree-vect-transform.c (vect_create_epilog_for_reduction):
900 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
902 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
904 * config/s390/s390.md ("TDSI","DP"): New mode macros.
905 ("TE","tg"): New mode attributes.
906 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
907 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
908 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
909 dword_mode and one for GPRmode.
911 2005-10-04 Ian Lance Taylor <ian@airs.com>
913 PR preprocessor/13726
914 * c-ppoutput.c (cb_include): Add comments parameter, and print out
915 any comments passed in.
917 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
919 * tree.c (annotate_with_file_line): Fix typo.
921 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
924 * builtins.c (fold_builtin_memcmp): When constructing the pointer
925 type used to access data in the inlined length == 1 case, use
926 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
927 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
929 2005-10-04 Uros Bizjak <uros@kss-loka.si>
931 * config/i386/i386.h (TARGET_FISTTP): Enable also for
932 TARGET_SSE3 and only for TARGET_80387.
933 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
934 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
935 Do not depend on TARGET_80387.
937 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
939 * tree.c (last_annotated_node): Change type to location_t*.
940 (annotate_with_file_line): Reflect the change of
941 last_annotated_node type.
943 2005-10-04 Richard Guenther <rguenther@suse.de>
946 * c-decl.c (grokdeclarator): Don't write to fields
949 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
952 * c-decl.c (finish_decl): Use set_user_assembler_name even for
954 * varasm.c (make_decl_rtl): If a register variable does not
955 have a set user assmbler name, error out.
956 Decode the asmspec is now name+1 bypassing '*'.
958 2005-10-04 Steven Bosscher <stevenb@suse.de>
960 PR tree-optimization/23049
961 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
962 of a COND_EXPR is folded before calling fold on the whole rhs of a
963 conditional assignment.
964 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
965 document that a COND_EXPR may appear there.
967 2005-10-03 Diego Novillo <dnovillo@redhat.com>
970 * tree-vrp.c (extract_range_from_assert): If the new numeric
971 range created out of the assertion contradicts the existing
972 numeric range of the ASSERT_EXPR variable, make the new range
975 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
977 * config/sh/sh.c (sh_register_move_cost): Add case for moving
978 from T_REGS to FP register class.
980 2005-10-03 Richard Henderson <rth@redhat.com>
983 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
984 before creating a new one.
986 2005-10-03 David Edelsohn <edelsohn@gnu.org>
988 * config/rs6000/t-aix43 (LDFLAGS): New.
989 * config/rs6000/t-aix52 (LDFLAGS): New.
991 2005-10-03 Ian Lance Taylor <ian@airs.com>
993 * gimplify.c (find_single_pointer_decl_1): New static function.
994 (find_single_pointer_decl): New static function.
995 (internal_get_tmp_var): For a formal variable, set restrict base
996 information if appropriate.
997 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
999 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1000 (DECL_GET_RESTRICT_BASE): Define.
1001 (SET_DECL_RESTRICT_BASE): Define.
1002 (decl_restrict_base_lookup): Declare.
1003 (decl_restrict_base_insert): Declare.
1004 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1005 * tree.c (restrict_base_for_decl): New static variable.
1006 (init_ttree): Initialize restrict_base_for_decl.
1007 (copy_node_stat): Copy restrict base information.
1008 (decl_restrict_base_lookup): New function.
1009 (decl_restrict_base_insert): New function.
1010 (print_restrict_base_statistics): New static function.
1011 (dump_tree_statistics): Call print_restrict_base_statistics.
1013 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1016 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1017 case of anti-ranges.
1019 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1022 * c-typeck.c (tagged_tu_seen): Rename to ...
1023 (tagged_tu_seen_cache): this and add val field.
1024 (comptypes): Move functional to comptypes_internal
1025 and free tagged_tu_seen.
1026 (comptypes_internal): New function and call comptypes_internal
1027 instead of comptypes. Speed up by sibcalling
1028 tagged_types_tu_compatible_p.
1029 (alloc_tagged_tu_seen): New function
1030 (free_all_tagged_tu_seen_up_to): New function.
1031 (tagged_types_tu_compatible_p): Return the val of the seen two
1033 Add that the two types are the same to tagged_tu_seen_base
1034 if they are and call comptypes_internal instead of comptypes.
1035 <case UNION_TYPE>: Speed up common type where the fields are
1037 (function_types_compatible_p): Call comptypes_internal instead of
1039 (type_lists_compatible_p): Likewise.
1040 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1042 2005-10-02 Matthias Klose <doko@debian.org>
1044 * doc/invoke.texi: Fix typo and speling error.
1046 2005-10-01 Richard Henderson <rth@redhat.com>
1048 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1050 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1052 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1053 using --start-group and --end-group.
1055 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1057 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1058 FIXME note regarding quirky semantics.
1060 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1063 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1064 non-null range as a last resort.
1066 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1067 Diego Novillo <dnovillo@redhat.com>
1070 * tree-vrp.c (extract_range_from_assert): For !=
1071 assertions, only build an anti-range if LIMIT is a
1072 single-valued range.
1074 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1076 * arm.md (movqi): On thumb when optimizing, handle loading from
1077 memory by describing this as taking a subreg of a zero-extended load
1078 into an SImode register.
1081 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1083 * reload1.c (merge_assigned_reloads): Do not change any
1084 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1086 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1088 * Makefile.in (LIPO_FOR_TARGET): Define.
1089 (STRIP_FOR_TARGET): Define.
1091 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1092 before creating new ones. Do symlinks before creating the actual
1095 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1096 to work out which multilibs are actually being built.
1098 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1100 * tree-vect-transform.c, config/ms1/ms1.md,
1101 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1102 Follow spelling conventions.
1103 * doc/invoke.texi, doc/md.texi: Fix typos.
1105 2005-09-30 Andrew Macleod <amacleod@redat.com>
1107 PR tree-optimization/21430
1108 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1109 use operands, and set stmt pointer if need be.
1110 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1111 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1114 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1117 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1119 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1121 * optabs.c (expand_binop): Initialize first_pass_p.
1123 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1126 * c-decl.c (c_write_global_declarations_1): If any
1127 wrapup_global_declaration_2 call returned true, restart the loop.
1129 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1131 Fix PR tree-optimization/24117
1132 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1133 before considering whether to use anyoffset.
1135 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1139 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1141 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1143 (swap_commutative_operands_with_target): New.
1145 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1148 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1151 2005-09-29 Steven Bosscher <stevenb@suse.de>
1153 PR tree-optimization/23911
1154 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1155 and IMAGPART_EXPR too.
1157 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1160 * expmed.c (expand_shift): Move logic to reverse rotation
1161 direction when rotating by constants ...
1162 * optabs.c (expand_binop): ... here.
1163 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1164 (ix86_rotrdi3): New pattern.
1165 (rotldi3): Handle 32-bit mode.
1166 (ix86_rotldi3): New pattern.
1168 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1171 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1172 check for numbers that need no bit twiddle.
1174 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1176 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1177 multilib to be built.
1179 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1180 (stage1-start): Delete old libgcc and libunwind before moving
1181 anything into the stage directory.
1182 (stage2-start): Likewise.
1183 (stage3-start): Likewise.
1184 (stage4-start): Likewise.
1185 (stageprofile-start): Likewise.
1186 (stagefeedback-start): Likewise.
1187 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1188 header in tm_file and CPU-specific t-darwin in tmake_file.
1189 (i[34567]86-*-darwin*): Don't change tm_file.
1190 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1191 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1192 shared library stub for target OS version.
1193 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1194 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1195 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1196 (libgcc_s.%.dylib): New.
1198 (install-darwin-libgcc-stubs): New.
1199 (INSTALL_LIBGCC): New append.
1200 * config/i386/darwin-libgcc.10.4.ver: New.
1201 * config/i386/darwin-libgcc.10.5.ver: New.
1202 * config/i386/t-darwin: New.
1203 * config/rs6000/darwin-libgcc.10.4.ver: New.
1204 * config/rs6000/darwin-libgcc.10.5.ver: New.
1205 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1206 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1208 2005-09-28 Paul Brook <paul@codesourcery.com>
1210 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1213 2005-09-28 Richard Guenther <rguenther@suse.de>
1215 PR tree-optimization/23853
1216 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1217 host_integerp to verify misalignment value.
1219 2005-09-28 Richard Henderson <rth@redhat.com>
1221 * builtins.c (get_builtin_sync_mode): New.
1222 (expand_builtin_sync_operation): Pass in mode argument.
1223 (expand_builtin_compare_and_swap): Likewise.
1224 (expand_builtin_lock_test_and_set): Likewise.
1225 (expand_builtin_lock_release): Likewise.
1226 (expand_builtin): Update to match.
1228 2005-09-28 Nick Clifton <nickc@redhat.com>
1230 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1231 formatting. Add check to PLUS case to ensure that the offset is
1232 within an acceptable range.
1234 * config/v850/v850.md (casesi): Disable the generation of the
1235 switch pattern as it is not being handled properly at the moment.
1237 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1238 for when the high words are identical.
1240 2005-09-27 Richard Henderson <rth@redhat.com>
1242 * pretty-print.c (pp_base_format): Fix typo for %>.
1244 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1245 Devang Patel <dpatel@apple.com>
1247 PR tree-optimization/23625
1248 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1249 LABEL_EXPR, assertion check.
1251 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1253 * optabs.c (no_conflict_move_test): Check if a result of a
1254 to-be-moved insn would be clobbered by an originally
1257 2005-09-27 Jeff Law <law@redhat.com>
1259 * passes.c (init_optimization_passes): Replace copy propagation
1260 passes immediately after DOM with phi-only copy propagation
1261 pases. Add phi-only copy propagation pass after first DOM pass.
1262 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1263 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1264 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1265 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1266 to init_copy_prop. Callers updated.
1267 (do_phi_only_copy_prop): New function.
1268 (pass_phi_only_copy_prop): New pass descriptor.
1270 2005-09-27 Nick Clifton <nickc@redhat.com>
1272 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1274 2005-09-26 Jason Merrill <jason@redhat.com>
1277 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1279 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1281 2005-09-26 James E Wilson <wilson@specifix.com>
1283 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1284 copyright. Add gcc copyright plus libgcc exception.
1285 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1287 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1289 2005-09-26 Jeff Law <law@redhat.com>
1291 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1292 about when to iterate.
1294 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1297 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1298 for __complex__ double in -mcpu=G5 mode.
1300 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1302 PR tree-optimization/23942
1303 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1304 * tree-scalar-evolution.c: Include params.h.
1306 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1307 follow_ssa_edge_in_condition_phi_branch,
1308 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1309 Change return type to t_bool. Use a parameter to limit the size of
1310 trees that are walked before stopping
1311 (analyze_evolution_in_loop): Initialize the limit to 0.
1312 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1313 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1315 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1318 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1319 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1321 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1323 * combine.c (make_extraction): Check for valid use of subreg.
1325 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1328 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1329 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1330 ("fist<mode>2_with_temp"): Use only register operands.
1332 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1334 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1335 CALL_INSN_FUNCTION_USAGE.
1337 2005-09-26 Richard Guenther <rguenther@suse.de>
1340 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1341 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1342 (ldst_entry): Use the hashtable instead of list-walking.
1343 (find_rtx_in_ldst): Likewise.
1344 (free_ldst_entry): Free the hashtable.
1345 (compute_ld_motion_mems): Create the hashtable.
1346 (trim_ld_motion_mems): Remove entry from hashtable if
1347 removing it from list.
1348 (compute_store_table): Likewise^2.
1349 (store_motion): Free hashtable in case we did not see
1352 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1354 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1355 and arg1 if we are passing them to fold_build2.
1357 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1360 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1363 2005-09-25 Richard Henderson <rth@redhat.com>
1365 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1366 SYMBOL_REF_TLS_MODEL to be correct.
1368 2005-09-24 Richard Henderson <rth@redhat.com>
1370 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1371 end of function. Reindent.
1373 2005-09-24 Ian Lance Taylor <ian@airs.com>
1375 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1376 NEGATE_EXPR/BIT_NOT_EXPR case.
1378 2005-09-24 Richard Henderson <rth@redhat.com>
1380 * c-common.c (handle_mode_attribute): When not modifying in place,
1381 create subtypes for enumerations.
1382 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1383 * gimplify.c (create_tmp_from_val): Likewise.
1385 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1387 * config/i386/i386.md (*tls_global_dynamic_64,
1388 *tls_local_dynamic_base_64): Add missing mode to call.
1389 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1391 2005-09-24 Jan Hubicka <jh@suse.cz>
1393 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1394 (cgraph_clone_node): Likewise.
1395 * cgraph.h (cgraph_clone_edge): Update prototype.
1396 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1397 duplicated prototypes; add updating argument.
1398 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1399 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1401 (cgraph_mark_inline_edge): Likewise.
1402 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1403 (cgraph_flatten_node): Likewise.
1404 (cgraph_decide_recursive_inlining): Likewise.
1405 (cgraph_decide_inlining_of_small_function): Likewise.
1406 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1408 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1409 Pete Steinmetz <steinmtz@us.ibm.com>
1411 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1412 (rldic.): Set type to "compare".
1414 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1415 mfjmpr for MFCTR/MFLR.
1416 (movdf_hardfloat64): Same.
1417 (movdf_softfloat64): Same. Correct order of store and move types.
1418 (movti_string): Set type to store_ux/load_ux.
1419 (load_multiple): Set type to load_ux.
1420 (store_multiple): Set type to store_ux.
1421 (movmemsi): Set type to store_ux.
1422 (output_cbranch direct_return): Set type to jmpreg.
1423 (stmw): Set type to store_ux.
1424 (lmw): Set type to load_ux.
1425 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1426 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1427 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1428 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1429 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1430 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1431 (rios1-fpstore): Increase latency to 3.
1432 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1433 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1435 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1436 Andrew Pinski <pinskia@physics.uc.edu>
1438 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1439 operand2 constraint to "b".
1440 (sync_<fetchop_name>di_internal): Same.
1441 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1443 (sync_old_<fetchop_name>di_internal): Same.
1444 (sync_new_<fetchop_name>si_internal): Same.
1445 (sync_new_<fetchop_name>di_internal): Same.
1447 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1450 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1451 case, define as macros.
1453 PR rtl-optimization/23837
1454 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1455 clobber / clobber match between dest and p->first.
1457 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1458 (no_conflict_move_test): Update comments.
1460 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1462 * doc/install.texi: Update URL for Jacks.
1463 * doc/sourcebuild.texi: Likewise.
1465 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1468 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1469 registers when choosing register preferences.
1470 (movdf_hardfloat64): Same.
1472 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1474 * expmed.c (expand_shift): Don't use the target of the rotate as
1475 target for the first expanded shift insn.
1476 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1478 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1480 PR tree-optimization/22438
1481 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1482 preserved iv rhs rewriting specially.
1484 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1486 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1487 estimate_only is true.
1488 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1489 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1490 tree-ssa-structalias.c
1491 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1492 ref_contains_indirect_ref.
1493 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1495 2005-09-21 DJ Delorie <dj@redhat.com>
1497 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1499 (mn10300_return_in_memory): Support variable size types also.
1500 (mn10300_pass_by_reference): Likewise.
1501 (mn10300_function_value): New.
1502 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1503 (FUNCTION_OUTGOING_VALUE): Likewise.
1504 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1505 * doc/invoke.texi: Document it.
1507 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1510 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1511 force integer op1 into register for XFmode compares.
1513 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1516 * expmed.c (alg_code): Add alg_impossible.
1517 (alg_hash_entry): Add cost.
1518 (synth_mult): Record alg_impossible in the hash table if
1519 multiplication by a given integer is impossble within the
1520 limit. Speed up using alg_impossible.
1522 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1524 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1525 argument. Allow and set any offset if needs_anyoffset is passed
1527 (get_constraint_for): Add argument here too.
1529 (do_structure_copy): Pass NULL to get_constraint_for.
1530 (handle_ptr_arith): Ditto.
1531 (find_func_aliases): Ditto.
1533 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1535 PR rtl-optimization/23898
1536 * output.h (get_attr_min_length): Declare.
1537 * final.c (get_attr_length_1): New function, broken out of:
1539 (get_attr_min_length): New function.
1540 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1541 (duplicate_computed_gotos): Likewise.
1542 * genattr.c (insn_min_length): Generate declaration.
1543 * genattrtab.c (min_fn, min_attr_value): New functions.
1544 (make_length_attrs): Generate insn_min_length.
1546 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1548 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1550 2005-09-20 Richard Henderson <rth@redhat.com>
1552 PR tree-optimization/24059
1553 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1556 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1558 * c.opt (fextended-identifiers): New.
1559 * c-opts.c (c_common_handle_option): Handle
1560 -fextended-identifiers.
1561 * doc/cpp.texi: Update documentation of extended identifiers.
1562 * doc/cppopts.texi (-fextended-identifiers): Document.
1564 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1566 PR tree-optimization/23929
1567 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1570 PR tree-optimization/23818
1571 * tree-stdarg.c (execute_optimize_stdarg): Call
1572 calculate_dominance_info.
1574 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1576 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1577 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1578 (compute_overlap_steps_for_affine_1_2): Use
1579 get_number_of_iters_for_loop.
1580 (analyze_subscript_affine_affine): Check whether difference is
1582 Use get_number_of_iters_for_loop.
1583 Check whether overlap occurs outside of bounds.
1584 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1586 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1588 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1589 base register if possible.
1591 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1593 PR tree-optimization/18463
1594 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1595 converting it directly is not possible.
1596 (chrec_convert_aggressive): New function.
1597 * tree-chrec.h (chrec_convert_aggressive): Declare.
1598 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1599 Fold chrec conversions aggressively if asked to.
1600 (instantiate_parameters): Modified because of changes in
1601 instantiate_parameters_1.
1603 2005-09-19 Richard Henderson <rth@redhat.com>
1605 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1606 (reduc_splus_v2df): New.
1608 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1610 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1611 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1613 2005-09-19 Richard Henderson <rth@redhat.com>
1615 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1618 2005-09-19 Richard Henderson <rth@redhat.com>
1620 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1621 (ia64_expand_dot_prod_v8qi): New.
1622 * config/ia64/ia64-protos.h: Update.
1623 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1624 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1625 sdot_prodv8qi, sdot_prodv4hi): New.
1626 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1628 2005-09-19 Richard Henderson <rth@redhat.com>
1631 * real.c (exact_real_truncate): Return false if the format cannot
1632 represent the number as a normal.
1634 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1635 for a memory source.
1637 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1639 * tree-ssa-operands.c (swap_tree_operands): Export.
1640 * tree.h (swap_tree_operands): Declare.
1641 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1642 Call swap_tree_operands.
1644 2005-09-19 Richard Henderson <rth@redhat.com>
1646 * tree-flow.h (merge_alias_info): Declare.
1647 * tree-ssa-copy.c (merge_alias_info): Export.
1648 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1649 (vect_create_data_ref_ptr): Use create_iv directly.
1650 (vectorizable_load): Use correct types for integer constants.
1651 (vect_generate_tmps_on_preheader): Likewise.
1652 (vect_gen_niters_for_prolog_loop): Likewise.
1654 2005-09-19 Steven Bosscher <stevenb@suse.de>
1656 PR rtl-optimization/23943
1657 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1659 2005-09-18 Jan Hubicka <jh@suse.cz>
1661 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1663 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1665 * varasm.c (output_constant): Do not abort on conversions to union
1666 types between different sizes.
1668 2005-09-18 Richard Guenther <rguenther@suse.de>
1671 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1674 2005-09-18 Paul Brook <paul@codesourcery.com>
1676 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1678 2005-09-17 Richard Henderson <rth@redhat.com>
1680 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1681 * tree-ssa-loop.c (pass_vect_dce): Remove.
1682 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1685 2005-09-17 Richard Henderson <rth@redhat.com>
1687 * tree-pass.h (pass_vect_dce): Declare.
1688 * passes.c (init_optimization_passes): Add it.
1689 * tree-flow.h (tree_ssa_dce): Declare.
1690 * tree-ssa-dce.c (tree_ssa_dce): Export.
1691 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1692 (gate_tree_vectorize): ... here.
1693 (pass_vect_dce): New.
1695 2005-09-17 Jan Hubicka <jh@suse.cz>
1697 * except.c (struct eh_status): Turn region_array into vec.
1698 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1699 convert_from_eh_region_ranges, find_exception_handler_labels,
1700 current_function_has_exception_handlers, assign_filter_values,
1701 build_post_landing_pads, dw2_build_landing_pads,
1702 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1703 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1704 foreach_reachable_handler, can_throw_internal_1,
1705 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1707 (duplicate_eh_region_1): Update region_array.
1708 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1710 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1713 * expmed.c (expand_mult): Substitute simple register for op0 when
1716 2005-09-17 Richard Henderson <rth@redhat.com>
1718 * expr.c (emit_move_via_integer): Add force argument, pass it on
1719 to emit_move_change_mode. Update callers.
1720 (emit_move_complex): Pass true to new force argument.
1721 * function.c (expand_function_end): Move expand_eh_return call
1722 earlier. Merge sub-word complex values into a pseudo before
1723 copying to the return hard register.
1725 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1727 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1728 between different sizes.
1730 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1734 * passes.c (init_optimization_passes): Register dump files for
1737 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1739 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1740 * config/s390/s390.c (s390_overlap_p): New function.
1741 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1742 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1745 2005-09-16 Richard Guenther <rguenther@suse.de>
1747 * ipa-pure-const.c (static_execute): Free auxiliar information.
1748 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1749 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1751 2005-09-15 DJ Delorie <dj@redhat.com>
1753 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1755 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1757 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1759 (swap_commutative_operands_with_target): New.
1761 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1763 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1766 (estimate_iters_using_array): New function.
1767 * tree-data-ref.h (estimate_iters_using_array): Prototype
1768 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1769 Use estimate_iters_using_array instead of analyze_array.
1771 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1773 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1776 2005-09-15 Michael Matz <matz@suse.de>
1778 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1780 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1782 PR tree-optimization/23835
1783 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1784 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1786 2005-09-14 Richard Henderson <rth@redhat.com>
1788 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1789 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1791 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1793 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1794 in the ARRAY_TYPE case.
1796 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1798 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1800 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1803 * tree-vect-transform.c (vectorizable_operation): Return false for
1804 scalar shift operations and for vector shift operations with
1805 non-invariant shift arguments. Use scalar tree operand op1 as
1806 a shift operand when vector shift insn pattern uses scalar shift
1808 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1810 2005-09-14 Olivier Hainque <hainque@adacore.com>
1812 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1813 value if it has side-effects.
1815 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1818 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1820 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1822 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1823 passed as NAME as if it were label at start of function code.
1825 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1827 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1830 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1832 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1833 as early clobber. Rewrite so the PIC register is not implicitly used.
1835 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1837 * tree.c (annotate_with_file_line): Compare line numbers before
1840 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1843 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1844 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1846 2005-09-13 Ian Lance Taylor <ian@airs.com>
1848 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1849 than a HOST_WIDEST_INT to gen_doloop_begin.
1851 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1853 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1855 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1857 PR tree-optimize/23817
1858 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1860 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1863 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1864 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1865 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1866 (restore_stack_nonlocal): Likewise.
1867 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1869 2005-09-12 Ian Lance Taylor <ian@airs.com>
1872 * c.opt (ffriend-injection): New C++ option.
1873 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1874 (C++ Dialect Options): Document -ffriend-injection.
1876 2005-09-12 Josh Conner <jconner@apple.com>
1879 * ipa-reference.c (static_execute): Don't mark variables in
1880 named sections TREE_READONLY.
1882 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1884 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1887 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1889 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1890 V_MUST_DEF instead of just the first_use_p.
1891 Don't mark the virtual variables for renaming on the statement which
1893 (pass_dse): Remove TODO_update_ssa.
1895 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1898 * stor-layout.c (compute_record_mode): For records with a single
1899 field, actually check the field's mode size against the type size.
1901 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1902 registers for TARGET_SHMEDIA.
1903 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1904 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1905 of GENERAL_REGS and FP_REGS.
1907 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1909 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1911 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1913 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1914 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1915 are omitted. Exclude stack_tie insn too.
1917 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1919 PR rtl-optimization/23098
1920 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1922 * config/rs6000/rs6000.md (movdf splitter): Use
1923 const_double_operand predicate for TARGET_POWERPC64.
1924 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1925 SYMBOL_REF method to ABI_V4.
1927 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1928 replace_equiv_address.
1929 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1930 rs6000_sr_alias_set and MEM_NOTRAP.
1931 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1933 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1935 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1936 handle CALL_EXPR again.
1938 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1940 * arm/predicates.md (alignable_memory_operand): Delete.
1942 2005-09-10 Richard Henderson <rth@redhat.com>
1945 * dbxout.c (dbxout_expand_expr): New.
1946 (dbxout_symbol): Use it.
1948 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1950 * arm.c (arm_gen_rotated_half_load): Delete.
1951 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1952 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1953 (thumb_set_return_address): Likewise.
1954 (thumb_load_double_from_address): Use adjust_address.
1955 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1956 (extendhsisi2_mem, movhi_bytes): Use change_address.
1957 (movhi): Use widen_memory_access.
1958 (reload_out_df): Use replace_equiv_address.
1959 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1961 2005-09-09 Richard Henderson <rth@redhat.com>
1964 * dbxout.c: Include expr.h.
1965 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1966 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1967 * Makefile.in (dbxout.o): Add EXPR_H.
1969 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1971 PR tree-optimization/23509
1972 * tree-cfg.c (replace_uses_by): Use replace_exp.
1973 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1974 pointers have name_mem_tag or type_mem_tag set.
1976 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1978 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1979 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1980 of wrongly accessing operands.
1982 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1984 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1985 * tree-chrec.c: Include tree-scalar-evolution.h.
1986 (chrec_convert): Instantiate the base and step before calling
1987 scev_probably_wraps_p that would fail on parametric evolutions.
1988 Collect all the fails into a single section failed_to_convert,
1989 print a diagnostic, and return chrec_dont_know instead of calling
1991 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1992 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1994 (scev_const_prop): Don't replace the definition of a loop closed ssa
1995 phi node by itself, or by another loop closed ssa phi node.
1996 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1997 that base and step are defined.
1999 2005-09-09 Richard Guenther <rguenther@suse.de>
2002 * fold-const.c (fold_ternary): Check truth_value_p before
2003 calling invert_truthvalue.
2005 2005-09-09 Nick Clifton <nickc@redhat.com>
2007 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2008 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2009 dimension of these arrays.
2010 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2012 * longlong.h: Only provide a prototype for the __clz_tab[] array
2013 if this header has not been included from libgcc2.h.
2014 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2016 Provide prototypes for exported functions.
2017 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2020 2005-09-08 Josh Conner <jconner@apple.com>
2024 * expr.c (expand_expr_addr_expr_1): Don't invoke
2025 expand_simple_binop for EXPAND_INITIALIZER.
2027 2005-09-08 Richard Henderson <rth@redhat.com>
2030 * toplev.c (wrapup_global_declaration_1): Split out ...
2031 (wrapup_global_declaration_2): ... from ...
2032 (wrapup_global_declarations): ... here. Return bool.
2033 (check_global_declaration_1): Split out ...
2034 (check_global_declarations): from here.
2035 (emit_debug_global_declarations): New.
2036 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2037 check_global_declaration_1, emit_debug_global_declarations): Declare.
2038 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2039 of decls. Call wrapup_global_declaration_1,
2040 wrapup_global_declaration_2, check_global_declaration_1 directly.
2041 (c_write_global_declarations_2): New.
2043 (c_write_global_declarations): Call c_write_global_declarations_2.
2044 * langhooks.c (write_global_declarations): Call
2045 emit_debug_global_declarations.
2047 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2048 remove decls that have DECL_RTL_SET_P.
2049 * passes.c (rest_of_decl_compilation): Invoke
2050 cgraph_varpool_finalize_decl for all but functions.
2052 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2054 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2055 the result of a conversion if the new min and max cannot be compared.
2057 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2059 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2060 (override_options): Setting s390_sr_alias_set removed.
2061 (save_fpr, save_gprs): Set alias set to vararg or frame.
2062 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2063 s390_sr_alias_set with get_frame_alias_set ().
2064 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2065 get_varargs_alias_set ().
2067 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2071 * c-parser.c (c_parser_objc_method_definition): If the next
2072 token is not "{", error out and don't start the function.
2074 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2076 * tree-vrp.c (extract_range_from_expr): Move the check for non
2077 nullness after the check for gimple invariant.
2079 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2081 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2083 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2086 * config/m32r.md (movmemsi_internal): Canonicalize order of
2087 operands in PLUS component of template.
2089 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2091 * reload1.c (fixup_eh_region_note): Remove assertion.
2092 (fixup_abnormal_edges): Reverted removal of call to
2093 find_many_sub_basic_blocks made on 2005-08-31.
2095 2005-09-07 Richard Henderson <rth@redhat.com>
2097 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2098 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2099 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2100 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2101 rearrange for better packing.
2102 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2103 (lookup_cfa_1): Remove inline marker.
2104 (cfa_equal_p): Split out of ...
2105 (def_cfa_1): ... here. Use INVALID_REGNUM.
2106 (build_cfa_loc): Handle !cfa->indirect.
2107 (frame_pointer_cfa_offset): New.
2108 (dbx_reg_number): Assert register elimination performed; do
2109 leaf register remapping.
2110 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2111 (eliminate_reg_to_offset): New.
2112 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2113 for verifiably local stack frame addresses; re-base to CFA.
2114 (mem_loc_descriptor): Remove can_use_fbreg argument.
2115 (concat_loc_descriptor, loc_descriptor): Likewise.
2116 (containing_function_has_frame_base): Remove.
2117 (rtl_for_decl_location): Don't do register elimination or
2118 leaf register remapping here.
2119 (secname_for_decl): Split out from ..
2120 (add_location_or_const_value_attribute): ... here.
2121 (convert_cfa_to_loc_list): New.
2122 (compute_frame_pointer_to_cfa_displacement): New.
2123 (gen_subprogram_die): Use them.
2124 * tree.h (frame_base_decl): Remove.
2125 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2126 (prologue_stack_adjust): Remove.
2127 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2128 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2129 (set_frame_base_location): Remove.
2130 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2131 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2132 (vt_add_function_parameters): Don't eliminate_regs.
2133 (vt_initialize): Don't create frame_base_decl.
2135 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2137 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2138 version of GNU binutils for 4.x and later.
2140 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2142 * ggc-page.c (ggc_push_context): Remove.
2143 (ggc_pop_context): Likewise.
2144 * ggc.h (ggc_push_context): Remove.
2145 (ggc_pop_context): Likewise.
2147 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2150 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2151 returning from an interrupt handler.
2153 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2156 * config/arc/arc.c (output_shift): Add check for loop count when
2159 2005-09-06 Steven Bosscher <stevenb@suse.de>
2161 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2163 (abs_replacement): Likewise.
2164 (pass_phiopt): Remove TODO_update_ssa.
2166 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2169 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2170 if "return with no value, in function returning non-void" warning
2172 * tree-cfg.c (execute_warn_function_return): Don't look at
2173 RETURN_EXPRs with TREE_NO_WARNING set.
2176 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2177 for internal functions doesn't use registers used by global registers
2178 variables. Use fewer register parameters if there are global register
2181 2005-09-06 Olivier Hainque <hainque@adacore.com>
2182 Eric Botcazou <ebotcazou@adacore.com>
2185 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2186 when we would be extracting outside its bit span (bitpos+bitsize
2187 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2188 Ada unchecked conversions.
2190 2005-09-06 Steven Bosscher <stevenb@suse.de>
2192 * tree-ssa-pre.c (try_look_through_load): New function.
2193 (compute_avail): Use it to try to look through loads for some
2194 more useful expressions.
2196 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2198 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2199 condition for detecting cases like (a&a) and (a^a).
2201 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2203 * common.opt: Add option ftree-vect-loop-version.
2204 * params.def: Add --param vect-max-version-checks.
2205 * doc/invoke.texi: Document ftree-vect-loop-version and
2206 --param vect-max-version-checks.
2207 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2208 may_misalign_stmts and defines for accessors.
2209 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2210 LOOP_VINFO_MAY_MISALIGN_STMTS.
2211 (destroy_loop_vec_info): VEC_free for
2212 LOOP_VINFO_MAY_MISALIGN_STMTS.
2213 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2214 Update documentation.
2215 (vect_update_misalignment_for_peel): New.
2216 (vect_enhance_data_refs_alignment): Update to choose loop
2217 peeling or loop versioning if appropriate for the (potentially)
2218 unaligned data references in the loop.
2219 (vect_analyze_data_refs_alignment): Remove call to
2220 vect_enhance_data_refs_alignment so the checks can be done
2222 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2223 and move up call to vect_analyze_data_refs_alignment.
2224 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2225 (vect_transform_loop): Add call to loop_version.
2227 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2229 PR rtl-optimization/23098
2230 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2231 * simplify-rtx.c (constant_pool_reference_p): New function.
2232 * rtl.h (constant_pool_reference_p): New prototype.
2233 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2234 constant_pool_reference_p in condition and
2235 avoid_constant_pool_reference in preparation statements.
2237 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2239 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2240 STRICT_LOW_PART SETs.
2242 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2245 * except.c (sjlj_emit_function_enter): Find the function begin
2246 note even when it's not in first basic block.
2248 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2250 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2251 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2252 * aclocal.m4: Regenerate.
2254 2005-09-05 DJ Delorie <dj@redhat.com>
2256 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2259 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2261 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2262 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2263 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2264 Follow spelling conventions.
2265 * doc/invoke.texi: Follow spelling conventions.
2267 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2269 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2270 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2271 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2273 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2276 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2277 (output_stack_adjust): Use gen_tmp_stack_mem.
2278 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2279 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2280 (sh_get_pr_initial_val): Likewise.
2281 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2282 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2283 * sh.md (divsi_inv_m0): Use gen_const_mem.
2284 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2285 (movdf_i4+1): Use gen_tmp_stack_mem.
2286 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2287 (fpu_switch+2): Likewise.
2288 (movv4sf_i, movv16sf_i): Use adjust_address.
2289 (symGOT_load): Set MEM_NOTRAP_P bit.
2291 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2294 * pa.c (emit_move_sequence): Fix typo in last change.
2296 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2298 PR rtl-optimization/23454
2299 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2302 2005-09-03 Richard Henderson <rth@redhat.com>
2303 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2306 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2309 2005-09-02 Nicolas Pitre <nico@cam.org>
2311 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2312 to bit_count to 32 bits.
2314 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2317 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2318 generating synthetic loads from volatile lvalues.
2320 005-09-02 Nick Clifton <nickc@redhat.com>
2322 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2323 __ctzhi2, __clzhi2): New functions.
2325 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2328 * tree-nested.c (struct var_map_elt): Mark with GTY.
2329 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2331 (lookup_field_for_decl): Allocate new element in GC memory.
2332 (lookup_tramp_for_decl): Likewise.
2333 (convert_nl_goto_reference): Likewise
2334 (create_nesting_tree): Allocate info in GC memory. Likewise for
2336 (free_nesting_tree): Free with ggc_free instead of free.
2337 (root): New static variable.
2338 (lower_nested_functions): Remove root as local variable. And zero out
2339 root at the end of the function.
2341 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2343 PR rtl-optimization/20365
2344 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2345 to short. New member ix.
2346 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2347 (simplify_plus_minus): Initialize ix members before calling qsort.
2349 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2351 PR tree-optimization/23626
2352 * tree-cfg.c (replace_uses_by): Clean up eh info.
2354 2005-09-01 DJ Delorie <dj@redhat.com>
2356 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2359 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2361 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2362 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2365 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2367 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2368 do not issue warning for a variable definition following
2371 2005-09-01 Richard Henderson <rth@redhat.com>
2374 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2375 conversion to CONST_VECTOR.
2377 2005-09-01 Richard Henderson <rth@redhat.com>
2380 * reload1.c (reload_as_needed): Check !CALL_P before calling
2381 fixup_eh_region_note.
2382 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2384 2005-09-01 DJ Delorie <dj@redhat.com>
2386 * varasm.c (output_constant): Let the target resolve
2387 conversions of addresses to non-default pointer sizes.
2389 2005-09-01 Nicolas Pitre <nico@cam.org>
2391 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2392 to alow matching ARM pre-indexed addressing mode.
2393 (arm_override_options): Remove now irrelevant comment.
2395 2005-09-01 Phil Edwards <phil@codesourcery.com>
2397 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2398 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2399 * config/i386/vxworks.h: Likewise.
2400 * config/i386/t-vxworksae: New file, for VxWorks AE.
2401 * config/i386/vxworksae.h: Likewise.
2403 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2405 PR tree-optimization/23410
2406 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2407 sequence is not wrapping during the first step.
2409 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2412 * dwarf2out.c (base_type_die): Compare char_type_node with
2413 TYPE_MAIN_VARIANT (type), not type.
2415 2005-09-01 Richard Guenther <rguenther@suse.de>
2417 PR tree-optimization/15366
2418 * common.opt: Add -finline-functions-called-once.
2419 Put -fearly-inlining in alphabetically ordered place.
2420 * doc/invoke.texi: Document new option.
2421 * ipa-inline.c (cgraph_decide_inlining): Honour
2422 flag_inline_functions_called_once.
2424 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2426 PR rtl-optimization/23478
2427 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2428 (alloc_qty): Initialize it.
2429 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2430 (combine_regs): Combine also n_throwing_calls_crossed fields.
2431 (find_free_reg): Don't attempt to caller-save pseudos crossing
2432 calls that might throw.
2433 * global.c (struct allocno): Add throwing_calls_crossed field.
2434 (global_alloc): Revert 2005-08-22 change. Initialize
2435 throwing_calls_crossed.
2436 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2439 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2442 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2443 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2444 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2445 (and64_2_operand): Tweak to use predicate.
2446 (and_operand): Adjust for mask_operand changes.
2447 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2448 (print_operand): Likewise.
2449 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2450 (mask64_1or2_operand): Delete.
2451 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2452 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2453 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2454 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2455 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2456 (rotldi3_internal4): Likewise.
2457 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2458 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2459 (ashldi3_internal7): Likewise.
2460 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2461 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2462 (anddi3 split): Don't match mask64_operand.
2463 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2464 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2465 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2466 't' splitter predicate.
2467 (movdi_internal64 + 2): Revert 2005-06-11 change.
2469 2005-08-31 DJ Delorie <dj@redhat.com>
2471 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2472 (m32c_asm_integer): Add support for 32 bit pointers.
2474 2005-08-31 Richard Henderson <rth@redhat.com>
2476 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2477 component-like references for setting MEM_NOTRAP_P.
2479 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2480 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2482 2005-08-31 Richard Henderson <rth@redhat.com>
2484 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2485 into a pseudo before applying gen_lowpart.
2487 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2489 * doc/install.texi (Specific): Update cctools version required
2490 for full functionality.
2491 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2492 linkers as -macosx_version_min.
2494 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2497 * sh.c (print_operand, %R and %S): Add handling of floating point
2498 registers, memory, constants and invalid operands.
2500 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2502 * ipa-pure-const.c: Change dump name.
2504 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2507 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2508 to "reg_or_0_operand".
2509 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2511 2005-08-31 Dale Johannesen <dalej@apple.com>
2513 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2514 loops that count down.
2516 2005-08-31 Richard Henderson <rth@redhat.com>
2519 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2520 (fixup_eh_region_note): New.
2521 (reload_as_needed): Call it.
2522 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2523 don't call find_many_sub_basic_blocks; call verify_flow_info.
2524 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2525 (keep_stack_depressed): Likewise.
2526 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2528 2005-08-31 Richard Henderson <rth@redhat.com>
2530 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2533 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2535 * expr.c (expand_expr_real_1): Compare size of address
2536 mode to target's address mode size in deciding expansion of
2537 the constant address.
2539 2005-08-31 Richard Guenther <rguenther@suse.de>
2542 * expr.c (all_zeros_p): New function.
2543 (expand_expr_real_1): Handle the case of an all-zero
2544 non-addressable constructor separately.
2546 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2548 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2549 arguments, adjust all callers.
2550 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2552 2005-08-30 Richard Henderson <rth@redhat.com>
2555 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2556 whenever the mode sizes match.
2558 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2560 * calls.c (load_register_parameters): Fix comment typo.
2561 * expr.c (emit_push_insn): Comment formatting.
2563 2005-08-30 Ian Lance Taylor <ian@airs.com>
2565 * config/i386/x-cygwin (host-cygwin): Change dependency from
2566 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2568 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2570 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2573 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2576 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2577 call to ggc_collect.
2579 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2582 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2583 beginning. Remove $(INCLUDES) from all the rules, if following
2584 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2586 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2589 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2590 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2591 not constant, but maxlen is, don't set len to maxlen, rather
2592 set maxlen to len if len is a constant.
2594 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2596 PR tree-optimization/23475
2597 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2600 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2602 Fix PR middle-end/22455
2604 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2605 Checksum only the parts of the tree that exist for the tree code.
2607 2005-08-28 Dale Johannesen <dalej@apple.com>
2609 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2611 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2613 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2615 2005-08-28 Richard Henderson <rth@redhat.com>
2617 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2618 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2621 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2624 * builtins.c (get_memory_rtx): Don't strip nops
2625 in between COMPONENT_REFs.
2627 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2630 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2632 (gimplify_modify_expr): Check for zero sized types and gimplify the
2633 rhs and lhs as statements.
2635 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2638 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2639 state for return address column of signal frames.
2641 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2644 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2645 bytes >= 2 not bytes == 2.
2646 (expand_block_move): Same.
2648 2005-08-27 Richard Guenther <rguenther@suse.de>
2651 * config/i386/sse.md (sse2_movsd): Add missing closing
2654 2005-08-27 Paul Brook <paul@codesourcery.com>
2656 * genrecog.c (enum decision_type): Add DT_num_insns.
2657 (struct decision_test): Add u.num_insns.
2658 (add_to_sequence): Add DT_num_insns test.
2659 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2660 (write_cond, debug_decision_2): Ditto.
2661 (change_state): Assume peep2_next_insn never fails.
2662 Remove "afterward" argument.
2663 (write afterward, write_tree): Update to match.
2664 * recog.c (peep2_current_count): New variable.
2665 (peep2_next_insn): Check it.
2666 (peephole2_optimize): Set peep2_current_count.
2667 * recog.h (peep2_current_count): Declare.
2669 2005-08-26 Josh Conner <jconner@apple.com>
2672 * ipa-pure-const.c (check_tree): Check for volatile-ness
2673 when considering a dereference.
2675 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2677 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2679 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2681 PR rtl-optimization/23561
2682 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2683 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2684 at most LEN bytes long memory fits into the field.
2685 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2686 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2687 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2689 2005-08-26 Richard Henderson <rth@redhat.com>
2692 * loop.c (biased_biv_may_wrap_p): New.
2693 (maybe_eliminate_biv_1): Use it to suppress non-equality
2694 comparison transformations. Delete disabled code.
2696 2005-08-26 Ian Lance Taylor <ian@airs.com>
2698 * combine.c (make_extraction): Avoid reference outside object.
2700 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2702 * stor-layout.c (finalize_type_size): Restore behaviour for
2703 non-aggregate types to the status quo ante of the patch for
2704 pr 23467. Document why it matters.
2706 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2709 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2710 array by one element, initialize the BT_LAST element with NULL.
2712 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2714 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2715 optimizing for size.
2717 (compare_plus_eqsi): Same.
2718 (plus_eqsi_compare): Same.
2719 (neg_eq0<mode>): Same.
2720 (neg_eq<mode>): Same.
2722 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2725 2005-08-26 Nick Clifton <nickc@redhat.com>
2727 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2728 TARGET_EP is not defined.
2729 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2730 TARGET_EP is enabled.
2731 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2732 * config/v850/v850.md (save_all_interrupt): Only use the EP
2733 register if TARGET_EP is defined.
2734 (restore_all_interrupt): Likewise.
2735 * config/v850/lib1funcs.asm: Update functions so that the EP
2736 register is only used if __EP__ is defined.
2738 2005-08-26 David Ung <davidu@mips.com>
2740 * config/mips/mips.c (mips_expand_prologue): Handle case when
2741 generating for MIPS16 and the outgoing argument area is more than
2742 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2745 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2747 * config/crx/crx.md: Make doloop_end pattern usage controllable
2748 via mloop-nesting=<max-nesting> command line switch. Make sure
2749 the combiner cannot use doloop_end_<mode> in an illegal way.
2750 * config/crx/crx.c: Use regs up to r6 for argument passing.
2751 Refine crx_address_cost (non cst4 displacements are expensive).
2752 * config/crx/crx.opt: Add switch for mloop-nesting=.
2754 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2756 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2757 (UNSPEC_MVST): New constant.
2759 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2761 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2762 Reject operands containing eliminable registers.
2763 * testsuite/gcc.dg/20050825-1.c: New testcase.
2765 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2766 Jan Hubicka <jh@suse.cz>
2768 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2770 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2772 PR tree-optimization/23546
2773 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2776 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2778 * params.def (PARAM_MIN_SPEC_PROB): New.
2779 * sched-rgn.c (MIN_PROBABILITY): Delete.
2780 (compute_trg_info): Convert to PARAM_VALUE.
2781 * doc/invoke.texi (param): Document min-spec-prob.
2783 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2785 * config/darwin.h: define __PIC__
2786 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2787 TARGET_OS_CPP_BUILTINS macro.
2789 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2791 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2794 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2796 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2798 * cfghooks.c (duplicate_block): Added position where to place
2799 new block as argument.
2800 * cfghooks.h (duplicate_block): Declaration changed.
2801 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2803 * cfglayout.h (copy_bbs): Declaration changed.
2804 * cfgloop.h (loop_version): Declaration changed.
2805 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2806 position to copy_bbs.
2807 (loop_version): Pass position to duplicate_loop_to_header_edge.
2808 Add place_after argument and position new blocks according to
2810 * modulo-sched.c (sms_schedule): Pass place_after argument
2812 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2813 * tree-cfg.c (split_edge_bb_loc): New function.
2814 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2815 to determine position of new blocks.
2816 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2818 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2819 argument to duplicate_block.
2820 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2821 Pass position to copy_bbs.
2823 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2825 * fold-const.c (ptr_difference_const): Use
2826 cst_and_fits_in_hwi instead of host_integerp.
2828 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2830 * config/darwin.c (gen_pic_offset): New.
2831 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2834 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2836 PR tree-optimization/23486
2837 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2839 2005-08-23 Phil Edwards <phil@codesourcery.com>
2841 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2842 remove use_collect2.
2843 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2845 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2846 configuration files to override the default value.
2848 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2849 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2850 * config/vx-common.h: New file, split out from...
2851 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2852 * config/vxworksae.h: New file, for VxWorks AE.
2853 * config/vxworks.opt: New file.
2854 * config/vxlib.c: Update for VxWorks 6.
2856 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2857 other MULTILIB_* variables appropriately.
2858 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2859 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2860 * config/rs6000/vxworks.h: Update for VxWorks 6.
2861 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2863 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2866 * config/darwin.c (machopic_select_section): Remove the hack to
2867 mark "::operator new" and "::operator delete" for coalescing
2868 even though they are not weak.
2870 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2872 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2873 * configure: Regenerate.
2875 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2878 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2880 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2881 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2884 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2886 * config/rs6000/predicates.md (equality_operator): New.
2887 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2888 comparison with a large constant.
2890 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2892 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2894 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2896 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2897 registers is even, and we have a hardware double precision fp,
2899 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2900 size of current argument when checking if argument was passed in
2903 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2906 * stor-layout.c (finalize_type_size): Dont override
2907 existing alignment with a smaller alignment from the mode.
2909 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2911 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2912 * lambda.h (lambda_vector_lexico_pos): ... here.
2913 * tree-data-ref.c (build_classic_dist_vector): Return false when
2914 the distance vector is lexicographically negative.
2916 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2918 PR tree-optimization/23511
2919 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2920 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2922 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2924 PR tree-optimization/22043
2925 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2926 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2927 If ALLOW_FLEXARR, handle types ending with flexible array member.
2928 Pass false as second argument to recursive count_type_elements calls.
2929 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2930 argument to count_type_elements call.
2931 * tree-sra.c (decide_block_copy): Likewise.
2932 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2933 for a constant-sized object, set cleared as well. Pass true as
2934 second argument to count_type_elements call.
2936 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2939 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2940 from legitimate_small_data_p, and make global. Update use.
2941 Remove forward declaration.
2942 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2944 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2946 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2948 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2949 of scratch intermediates.
2950 (eq<mode>_compare): Same.
2951 (neg_eq0<mode>): New.
2952 (neg_eq<mode>): Convert to define_insn_and_split.
2954 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2957 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2958 stdarg functions, set/clear the fp marker even when no variable
2960 * config/rs6000/sysv4.opt (mprototype): Describe.
2962 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2964 PR rtl-optimization/23478
2965 * regs.h (reg_info): Add throw_calls_crossed.
2966 (REG_N_THROWING_CALLS_CROSSED): Define.
2967 * flow.c (allocate_reg_life_data): Initialize
2968 REG_N_THROWING_CALLS_CROSSED.
2969 (propagate_one_insn, attempt_auto_inc): Update
2970 REG_N_THROWING_CALLS_CROSSED.
2971 * global.c (global_alloc): Don't allocate pseudos across
2972 calls that may throw.
2974 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2977 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2978 value is inbetween the range if we did not find an exact match.
2980 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2982 * doc/invoke.texi (Option Summary): Add ms1 options.
2983 * doc/extend.texi: Document interrupt handler attribute for ms1.
2984 * doc/md.texi: Document ms1 constraints.
2985 * config.gcc: Add ms1-*-elf.
2986 * config/ms1/ms1.h: New.
2987 * config/ms1/ms1.c: New.
2988 * config/ms1/ms1.md: New.
2989 * config/ms1/ms1-protos.h: New.
2990 * config/ms1/ABI.txt: New.
2991 * config/ms1/crti.asm: New.
2992 * config/ms1/crtn.asm: New.
2993 * config/ms1/lib2extra-funcs.c: New.
2994 * config/ms1/t-ms1: New.
2995 * config/ms1/ms1.opt: New.
2997 2005-08-22 Ira Rosen <irar@il.ibm.com>
2999 * config/rs6000/altivec.md (xorv4sf3): New.
3000 (negv4sf2, neg<mode>2): Likewise.
3002 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3005 * config/ia64/ia64.md (divsi3): Check divide by zero.
3006 (udivsi3): Likewise.
3008 (udivdi3): Likewise.
3010 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3012 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3013 up to elem_bitsize bits, not max_bitsize.
3015 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3017 PR tree-optimization/23433
3018 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3019 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3021 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3023 PR tree-optimization/23434
3024 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3025 the iteration bound is not an INTEGER_CST.
3027 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3029 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3030 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3031 NULL if need_epilog_adjust is false.
3032 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3033 Case 3 always peels first itration, not just for PLUS case, and no need
3034 to use scalar_initial_def here. Create an epilog adjustment only if
3035 scalar_initial_def is not NULL.
3037 (vectorizable_reduction): Remove assert.
3039 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3042 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3043 (__moddi3): Likewise.
3044 (__udivdi3): Likewise.
3045 (__umoddi3): Likewise.
3046 (__divsi3): Likewise.
3047 (__modsi3): Likewise.
3048 (__udivsi3): Likewise.
3049 (__umodsi3): Likewise.
3051 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3053 * tree-pass.h (TDF_GRAPH): Define.
3054 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3055 * passes.c (finish_optimization_passes): Only call
3056 finish_graph_dump_file if TDF_GRAPH is set.
3057 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3058 NULL. Set TDF_GRAPH bit.
3059 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3061 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3063 * arm.h (arm_stack_offsets): Add locals_base field.
3064 * arm.c (arm_get_frame_offsets): Compute it.
3065 (thumb_compute_initial_elimination offset): Make the Thumb frame
3066 pointer point to the base of the local variables.
3067 (thumb_expand_prologue): Update accordingly.
3068 (thumb_expand_epilogue): Likewise.
3070 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3071 mode of clobbered scratch to DImode. Handle a case that's known to
3074 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3076 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3077 (gt0<mode>_compare): Delete.
3078 (neg_gt0<mode>): Delete.
3080 2005-08-19 Eric Christopher <echristo@apple.com>
3082 * optabs.h: Change CTI_ to COI_.
3085 2005-08-19 James E Wilson <wilson@specifix.com>
3087 * builtins.c (expand_builtin_return_addr): Set
3088 current_function_accesses_prior_frames when count != 0. Use
3089 frame_pointer_rtx when count == 0.
3090 * function.h (struct function): Add accesses_prior_frames field.
3091 (current_function_accesses_prior_frames): Define.
3092 * reload1.c (init_elim_table): Check
3093 current_function_accesses_prior_frames.
3094 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3096 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3098 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3099 indicator. Return true if the flowgraph changed during
3102 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3105 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3106 conditional expression before testing its value.
3108 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3110 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3112 2005-08-19 Devang Patel <dpatel@apple.com>
3114 PR tree-optimization/23048
3115 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3116 third parameter. Check whether latch is dominated by exit
3118 (if_convertible_loop_p): Supply exit block itself to
3119 if_convertible_bb_p.
3121 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3124 * arm.md (arm_load_pic_register): Change argument to the mask of
3125 saved registers. Call thumb_find_work_register if we need a
3126 scratch register on Thumb.
3127 (arm_expand_prologue): Pass empty register set to
3128 arm_load_pic_register.
3129 (thumb_expand_prologue): Pass live_regs_mask directly to
3130 arm_load_pic_register.
3131 * arm-protos.h (arm_load_pic_register): Update prototype.
3133 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3135 * sh.c (find_sole_member): New function.
3136 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3137 if the record's alignment is larger than the size of its only member.
3139 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3142 * arm.c (thumb_legitimize_reload_address): New function.
3143 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3144 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3146 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3148 * config/crx/crx.c: Implement crx_decompose_address. Reject
3149 symbolic displacements since CRX register relative adressing
3150 mode can't handle unsigned 32-bit values as displacements.
3151 * config/crx/crx.h: Simplify definitions, remove redundant
3152 parenthesis and obsolete macros.
3153 * config/crx/crx.opt: Add new switch for debugging addresses.
3154 * config/crx/crx-protos.h: Add new declarations for above.
3156 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3159 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3162 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3164 * collect2.c (dup2): Delete.
3165 * configure.ac: Don't check for dup2.
3167 * config.in, configure: Regenerate.
3169 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3171 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3172 record with the type of its only member.
3174 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3176 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3177 define_insn_and_split.
3178 (plus_ltu<mode>_compare): Same.
3179 (gtu<mode>_compare): Same.
3180 (plus_gtu<mode>_compare): Same.
3182 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3184 PR tree-optimization/22228
3185 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3187 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3188 are recorded in vect_vnames_to_rename for renaming.
3189 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3190 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3191 in vect_vnames_to_rename.
3192 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3193 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3195 2005-08-18 Jan Hubicka <jh@suse.cz>
3198 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3199 info only for local statics, not for member variables.
3201 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3203 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3205 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3207 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3209 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3212 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3214 2005-08-17 James E Wilson <wilson@specifix.com>
3216 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3219 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3221 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3222 (leu<mode>_compare): Same.
3223 (plus_leu<mode>): Same.
3224 (neg_leu<mode>): Same.
3225 (and_neg_leu<mode): Same.
3226 (ltu<mode>_compare): Same.
3227 (plus_ltu<mode>): Same.
3229 (geu<mode>_compare): Same.
3230 (plus_geu<mode>): Same.
3231 (neg_geu<mode>): Same.
3232 (and_neg_geu<mode>): Same.
3233 (plus_gt<mode>): Same.
3234 (gtu<mode>_compare): Same.
3235 (plus_gtu<mode>): Same.
3237 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3239 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3240 Move call_table_data to end. Delete spurious .text.
3241 (callt_save_all_interrupt): Fix comment typo.
3243 2005-08-17 James E Wilson <wilson@specifix.com>
3244 Kevin Winchester <winchester@amirix.com>
3247 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3249 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3252 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3253 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3255 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3257 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3258 record with the type of its only member if the modes don't match.
3260 * varasm.c (decode_reg_name): Skip empty additional register names.
3262 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3264 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3265 lsm_tmp_name_length): New.
3266 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3267 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3269 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3270 Andreas Krebbel <krebbel1@de.ibm.com>
3272 * config.gcc: Added z9-109 switch.
3273 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3274 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3275 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3276 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3277 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3278 for "z9_109" cpu attribute.
3279 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3280 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3281 (s390_handle_arch_option): Added z9-109 switch.
3282 (override_options): Set respective cost function for z9-109.
3283 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3284 (legitimate_reload_constant_p): Accept extended immediates.
3285 (print_operand): Three new output modifiers added: k, m and o.
3286 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3287 (s390_output_mi_thunk): Use extended immediate when possible.
3288 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3289 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3290 (CONSTRAINT_LEN): Added length of O constraint.
3291 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3292 * config/s390/s390.md ("cpu"): New value z9_109 added.
3293 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3294 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3295 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3296 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3297 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3298 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3299 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3300 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3301 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3302 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3303 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3304 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3305 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3306 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3307 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3309 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3310 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3311 insns for TARGET_EXTIMM.
3313 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3315 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3317 2005-08-17 Nick Clifton <nickc@redhat.com>
3319 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3320 Call default_encode_section_info.
3322 2005-08-17 Steven Bosscher <stevenb@suse.de>
3324 PR tree-optimization/21574
3325 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3326 constant, return CONSTANT.
3327 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3328 (ccp_fold, visit_assignment): Likewise.
3329 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3331 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3333 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3334 fold_buildN instead of buildN then fold_initializer or fold.
3335 (build_unary_op): Likewise.
3336 (build_binary_op): Likewise.
3337 * fold-const.c (fold_initializer): Remove.
3338 (fold_build1_initializer): New function.
3339 (fold_build2_initializer): New function.
3340 (fold_build3_initializer): New function.
3341 * tree.h (fold_initializer): Remove.
3342 (fold_build1_initializer): New function.
3343 (fold_build2_initializer): New function.
3344 (fold_build3_initializer): New function.
3346 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3348 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3349 (try_move_mult_to_index): Call fold_build2 instead of build2.
3350 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3351 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3352 fold_binary_to_constant.
3353 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3355 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3356 check if A == gcd (A, B). Remove TYPE argument.
3357 (analyze_offset) Use fold_build2 instead of fold (build.
3358 (create_data_ref): Likewise.
3359 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3360 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3363 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3365 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3366 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3368 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3371 * gimplify.c (zero_sized_type): New function.
3372 (gimplify_modify_expr_rhs): If we have a zero sized type,
3373 replace the statement with an empty statement.
3375 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3377 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3380 2005-08-16 Ian Lance Taylor <ian@airs.com>
3382 * doc/tm.texi (Label Output): Correct typo.
3384 2005-08-16 Steven Bosscher <stevenb@suse.de>
3387 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3388 force_operand will work later on using have_insn_for.
3390 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3392 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3394 2005-08-16 Ian Lance Taylor <ian@airs.com>
3397 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3398 vector type, don't try to construct it element by element. Add an
3399 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3401 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3403 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3405 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3407 * doc/invoke.texi (Precompiled Headers): Document some more options
3408 which are known to be safe.
3410 2005-08-16 James E Wilson <wilson@specifix.com>
3412 PR tree-optimization/21105
3413 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3414 TREE_OVERFLOW check.
3416 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3418 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3419 (neg_ltu<mode>): Same.
3421 (neg_gtu<mode>): Same.
3423 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3425 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3426 (fold_builtin_isdigit): Use fold_buildN.
3427 (build_function_call_expr): Likewise.
3428 * c-typeck.c (c_finish_loop): Likewise.
3430 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3431 Richard Shann <rshann@superh.com>
3433 PR middle-end/20396:
3434 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3436 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3438 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3440 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3443 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3444 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3447 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3450 * fold-const.c (build_range_check): Disable optimization for function
3451 pointer expressions on targets that require function pointer
3454 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3456 * simplify-rtx.c (simplify_const_relational_operation): When
3457 extracting arguments of a COMPARE, recompute the mode as well.
3459 2005-08-15 Ian Lance Taylor <ian@airs.com>
3461 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3463 2005-08-15 DJ Delorie <dj@redhat.com>
3465 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3467 (movsi_splittable): Allow, but split, moves to the stack.
3468 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3471 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3473 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3474 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3475 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3477 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3478 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3479 Delete HOST_PTR_PRINTF.
3481 * configure, config.in: Regenerate.
3483 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3485 * config/rs6000/rs6000.md (QHSI): New mode macro.
3486 (wd): Extend mode attr for QImode and HImode
3487 (dbits): New mode attr.
3488 (zero_extend<mode>di2): Convert to mode macro.
3490 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3493 * doc/invoke.texi (-mgnu-ld): Update description.
3496 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3499 * Makefile.in (tree-chrec.o): Depends on real.h.
3500 * tree-chrec.c: Include real.h.
3501 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3502 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3503 * tree-scalar-evolution.c (add_to_evolution_1,
3504 interpret_rhs_modify_expr): Ditto.
3506 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3509 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3510 step is negative compute the estimation from init downwards to zero.
3512 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3514 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3516 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3518 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3520 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3521 Accept double-word constants that can be split.
3522 * config/s390/s390.md ("movti"): Use 'P' constraint.
3523 ("*movdi_31", "*movdf_31"): Likewise.
3525 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3527 Fix PR tree-optimization/22615
3529 * tree-ssa-structalias.c (solution_set_add): Handle
3530 first_vi_for_offset returning NULL.
3531 (do_da_constraint): Ditto.
3532 (do_sd_constraint): Ditto.
3533 (do_ds_constraint): Ditto
3534 (find_func_aliases): Ditto.
3535 (build_constraint_graph): RHS is allowed be ANYTHING.
3536 (first_vi_for_offset): Return NULL if we couldn't find anything at
3539 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3541 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3542 over memory as first operand.
3544 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3547 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3548 available for setting it.
3550 2005-08-14 Ira Rosen <irar@il.ibm.com>
3552 PR tree-optimization/23320
3553 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3554 data-refs' types instead of base object nullness. Add check for
3555 pointer type data-refs before first location comparison. Remove
3558 2005-08-14 Andreas Schwab <schwab@suse.de>
3560 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3562 2005-08-13 James E Wilson <wilson@specifix.com>
3564 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3565 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3566 -fstack-protector-all, --param ssp-buffer-size): Document.
3567 (-Wvariadic-macros): Alphabetize.
3568 (-fsched-stalled-insns-dep): Add missing 'f'.
3570 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3573 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3575 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3576 or indirect address operand.
3577 (EXTRA_ADDRESS_CONSTRAINT): New.
3578 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3580 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3582 PR tree-optimization/22236
3583 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3584 successors and predecessors.
3585 * tree-chrec.c (chrec_convert): Before converting, check that
3586 sequences don't wrap.
3587 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3588 (analyze_array): Extern.
3589 (find_data_references_in_loop): Remove call to
3590 compute_estimated_nb_iterations.
3591 * tree-data-ref.h (analyze_array): Declared.
3592 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3593 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3594 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3595 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3597 * tree-ssa-loop-ivcanon.c: Fix documentation.
3598 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3599 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3600 (infer_loop_bounds_from_undefined): New.
3601 (estimate_numbers_of_iterations_loop): Use
3602 infer_loop_bounds_from_undefined.
3603 (used_in_pointer_arithmetic_p): New.
3604 (scev_probably_wraps_p): Pass an extra parameter. Call
3605 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3606 (convert_step): Fix documentation.
3607 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3608 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3609 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3610 scev_probably_wraps_p.
3612 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3614 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3615 (s390_register_info): Ignore clobbered_regs information for fixed
3616 registers, and only fixed registers.
3617 (s390_init_frame_layout): Remove redundant call.
3619 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3621 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3622 description of -Wold-style-casts.
3624 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3625 Jakub Jelinek <jakub@redhat.com>
3627 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3628 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3629 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3630 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3631 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3632 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3633 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3634 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3635 ("stack_protect_set", "stack_protect_test"): New expanders.
3636 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3637 "stack_protect_testdi"): New insn definitions.
3639 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3641 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3643 2005-08-12 Paul Brook <paul@codesourcery.com>
3645 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3647 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3649 * config/s390/predicates.md (setmem_operand): New predicate.
3650 (shift_count_operand): Accept ANDs with special constants as
3652 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3653 with special constants.
3654 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3655 shift_count_operand with setmem_operand.
3657 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3659 * config/s390/s390.c (s390_extract_part, s390_single_part):
3661 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3662 (s390_output_mi_thunk): Don't use lg on 31 bit.
3663 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3664 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3666 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3668 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3669 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3670 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3671 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3672 with one of the new macros.
3674 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3676 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3677 Don't set save_return_addr_p.
3678 (s390_register_info): Make clobbered_regs not depending on
3681 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3683 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3684 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3686 2005-08-11 James E. Wilson <wilson@specifix.com>
3688 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3690 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3692 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3693 locations gathered by var-tracking in single entry loc_list
3694 over loc_descriptor_from_tree.
3696 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3697 pass it down to loc_descriptor.
3698 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3699 (containing_function_has_frame_base): Move earlier in the file.
3700 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3701 instead of always assuming fbreg can't be used.
3703 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3705 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3706 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3707 Accept address wrapped in AND for Altivec.
3708 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3709 Strip AND wrapping offset address for Altivec.
3711 2005-08-11 Richard Henderson <rth@redhat.com>
3714 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3715 before using TYPE_IS_SIZETYPE.
3717 2005-08-11 Richard Henderson <rth@redhat.com>
3720 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3721 insn types not present on ev4.
3722 (alphaev5_insn_pipe): Similarly.
3724 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3727 * arm.c (arm_override_options): If the user has selected callee-super-
3728 interworking, then enable normal interworking.
3730 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3732 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3735 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3737 * doc/rtl.texi: Fix two typos.
3739 2005-08-11 Richard Guenther <rguenther@suse.de>
3742 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3743 cases where we call to/from functions returning void.
3745 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3748 * tree.c (build_pointer_type_for_mode): Robustify.
3750 2005-08-10 James E Wilson <wilson@specifix.com>
3752 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3753 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3755 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3758 2005-08-10 Eric Christopher <echristo@apple.com>
3760 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3761 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3764 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3767 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3768 for the high part when generating dynamic-no-pic code.
3770 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3772 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3773 (x86_64-*-linux*): Likewise.
3775 * config/i386/crtfastmath.c: New file.
3776 * config/i386/t-crtfm: Likewise.
3778 * config/i386/linux.h (ENDFILE_SPEC): New.
3779 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3781 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3784 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3786 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3787 (vec_shl, vec_shr): Document new operations.
3788 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3790 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3792 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3793 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3794 change predicate to indexed_or_indirect_address.
3796 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3798 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3799 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3800 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3801 and __aeabi_uwrite8.
3802 * config/arm/unaligned-funcs.c: New file.
3803 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3805 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3807 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3809 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3810 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3812 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3813 * final.c (pass_shorten_branches): Add dump.
3814 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3815 (pass_life): Rename dump.
3816 (rest_of_handle_flow2): Remove initial verify_flow_info.
3817 * function.c (pass_instantiate_virtual_regs): Add dump.
3818 * integrate.c (pass_initial_value_sets): Add dump.
3819 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3820 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3821 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3822 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3823 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3824 gate_rtl_unrool_and_peel_loops): New.
3825 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3826 rtl_doloop): Do not look at flags.
3827 * mode-switching.c (pass_mode_switching): Add dump.
3828 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3829 pass_split_before_regstack): Add dump.
3830 * regmove.c (pass_stack_adjustments): Add dump.
3831 * tree-optimize.c (pass_fixup_cfg): Add dump.
3833 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3836 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3837 deciding which instruction sequence to use.
3839 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3841 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3842 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3844 2005-08-09 Richard Guenther <rguenther@suse.de>
3846 * c-common.c (builtin_function_2): Remove.
3847 (def_builtin_1): New function.
3848 (c_common_nodes_and_builtins): Use def_builtin_1 to
3849 build builtin functions.
3851 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3853 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3854 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3855 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3858 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3860 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3861 fold_binary instead of fold_build2 since we don't care about the
3863 (loop_niter_by_eval): Likewise.
3864 (compare_trees): Likewise.
3865 (proved_non_wrapping_p): Likewise.
3867 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3871 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3872 if the if is really empty.
3874 2005-08-09 Steven Bosscher <stevenb@suse.de>
3876 PR tree-optimization/23234
3877 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3878 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3879 argument of the new enum.
3880 (execute_cse_reciprocals): Add reciprocals for function arguments
3881 on the unique successor edge of the entry block. Update other calls
3882 to execute_cse_reciprocals_1.
3884 2005-08-08 Richard Henderson <rth@redhat.com>
3887 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3889 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3891 * expr.c (write_complex_part): Return after handling MEM.
3893 2005-08-08 Josh Conner <jconner@apple.com>
3895 PR rtl-optimization/23241
3896 * combine.c (simplify_comparison): Fix error in determining
3897 whether to lift a subreg from comparison.
3899 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3902 * config/rs6000/altivec.md (vec_init<mode>): New.
3903 (vec_set<mode>): New.
3904 (vec_extract<mode>): New.
3905 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3906 (rs6000_expand_vector_set): New.
3907 (rs6000_expand_vector_extract): New.
3908 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3909 for Altivec modes before reload.
3910 (altivec_expand_vec_init_builtin): New.
3911 (get_element_number): New.
3912 (altivec_expand_vec_set_builtin): New.
3913 (altivec_expand_vec_ext_builtin): New.
3914 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3916 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3918 * config/rs6000/rs6000.h (rs6000_builtins): Add
3919 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3920 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3921 * config/rs6000/rs6000-protos.h: Declare new functions.
3923 2005-08-08 Jan Hubicka <jh@suse.cz>
3925 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3926 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3927 * i386.md (movdi*): Use pic_32bit_operand.
3928 * predicates.md (pic_32bit_operand): New.
3930 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3933 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3935 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3937 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3938 (test_for_singularity): Use fold_build2.
3940 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3942 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3944 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3946 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3947 (COMMON_ASM_OP) Define.
3948 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3949 (ix86_encode_section_info): Likewise.
3950 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3951 SUBTARGET_ENCODE_SECTION_INFO.
3953 2005-08-06 Richard Henderson <rth@redhat.com>
3956 * tree-nested.c (convert_local_reference): Save and restore val_only
3957 around component_ref and friends. Clear walk_subtrees by default.
3959 2005-08-06 Peter O'Gorman <peter@pogma.com>
3962 * gcc.c (process_command): Check the argument to -b has a dash.
3963 * doc/invoke.texi: Update -b and -V docs.
3965 2005-08-06 James E Wilson <wilson@specifix.com>
3967 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3969 2005-08-06 Michael Matz <matz@suse.de>
3971 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3972 member only if only one insn is associated with the value.
3974 2005-08-06 Nick Clifton <nickc@redhat.com>
3976 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3978 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3979 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3980 Check symbol flags instead of symbol name mangling.
3981 (xstormy16_asm_output_aligned_common): Likewise. Also
3982 simplify code since the bss100_section cass is the only case
3983 where the below100 code will be triggered.
3984 (xstormy16_encode_section_info): Encode below100 attribute
3985 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3987 (xstormy16_strip_name_encoding): Delete - this function is no
3989 (TARGET_STRIP_NAME_ENCODING): Undefine.
3990 * config/stormy16/stormy16-protos.h: Delete prototype for
3991 xstormy16_strip_name_encoding.
3993 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3995 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3996 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3997 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3998 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3999 config/alpha/predicates.md, config/arc/arc.h,
4000 config/arm/arm.h, config/arm/ieee754-df.S,
4001 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4002 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4003 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4004 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4005 config/m68hc11/m68hc11.h, config/mips/mips.c,
4006 config/mips/mips.h, config/mips/openbsd.h,
4007 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4008 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4009 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4010 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4011 config/sparc/linux.h, config/sparc/linux64.h,
4012 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4013 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4014 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4015 typos. Follow spelling conventions.
4017 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4020 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4021 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4022 specially. Check for side effects only for COND_EXPR.
4023 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4024 return with TREE_NO_WARNING.
4026 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4028 PR rtl-optimization/23233
4029 * loop.c (combine_movables): Require the modes to be the same.
4030 (move_movables): Remove handling of cases where the replacement
4031 had a different mode to the original.
4033 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4035 PR tree-optimization/23128
4036 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4037 subtraction wrap, and set TREE_OVERFLOW if they do.
4039 2005-08-05 Richard Henderson <rth@redhat.com>
4042 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4043 FORCED_LABEL labels.
4045 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4048 * reload.c (find_reloads_subreg_address): Pass down TYPE
4049 unchanged. Change all callers except find_reloads_toplev.
4051 2005-08-05 Michael Matz <matz@suse.de>
4053 * genattrtab.c (current_alternative_string): Remove.
4054 (SIMPLIFY_ALTERNATIVE): Ditto.
4055 (attr_alt_bit_p): Ditto.
4056 (alternative_name): Make const char *.
4057 (evaluate_eq_attr): Remove use of above things.
4058 (simplify_test_exp): Ditto.
4059 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4060 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4062 2005-08-04 James E Wilson <wilson@specifix.com>
4064 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4065 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4066 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4067 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4068 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4070 2005-08-04 Richard Henderson <rth@redhat.com>
4073 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4074 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4075 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4076 if we'd have to instantiate too many members.
4078 2005-08-04 Richard Henderson <rth@redhat.com>
4081 * tree-outof-ssa.c (coalesce_asm_operands): New.
4082 (coalesce_ssa_name): Use it. Split out ...
4083 (coalesce_phi_operands, coalesce_result_decls): ... these.
4085 2005-08-04 Paul Brook <paul@codesourcery.com>
4087 * read-rtl.c (read_quoted_string): Break if EOF.
4089 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4091 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4092 (fold_build2): Likewise.
4093 (fold_build3): Likewise.
4094 (fold_build1_stat): New function prototype.
4095 (fold_build2_stat): Likewise.
4096 (fold_build3_stat): Likewise.
4097 * fold-const.c (fold_build1): Rename to ..
4098 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4099 through to build1_stat.
4100 (fold_build2): Rename to ..
4101 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4102 through to build2_stat.
4103 (fold_build3): Rename to ..
4104 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4105 through to build3_stat.
4107 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4108 Ian Lance Taylor <ian@airs.com>
4110 * function.c (assign_stack_local_1): Do not correct stack slot
4111 address if allocation size is smaller than mode size.
4113 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4116 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4117 (tree_merge_blocks): Propagate anything allowed by
4119 Clarify documentation.
4120 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4121 SSA form, schedule an update if necessary.
4123 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4125 * doc/install.texi (Binaries): Remove broken link to
4126 Sinix/Reliant Unix binaries.
4128 2005-08-03 Richard Henderson <rth@redhat.com>
4131 * function.c (stack_protect_epilogue): Export.
4132 * tree.h (stack_protect_epilogue): Declare.
4133 * calls.c (expand_call): Call it.
4135 2005-08-03 Eric Christopher <echristo@apple.com>
4137 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4138 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4141 2005-08-04 Jan Hubicka <jh@suse.cz>
4143 * profile.c (branch_prob): Split edges with goto locus on them
4144 to get proper line counts.
4145 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4147 2005-08-03 Paul Brook <paul@codesourcery.com>
4149 * function.c (assign_parms): Round current_function_args_size
4150 to PARM_BOUNDARY, not STACK_BOUNDARY.
4152 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4154 * config/i386/i386.c (x86_elf_aligned_common)
4155 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4157 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4159 PR tree-optimization/23157
4160 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4161 before emitting them.
4163 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4165 PR tree-optimization/19899
4166 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4167 * tree-scalar-evolution.c: Include real.h.
4168 (add_to_evolution): Build constant -1 of correct type.
4170 2005-08-03 Jan Hubicka <jh@suse.cz>
4172 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4173 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4174 profile updating for complette unrolling.
4175 * loop-unroll.c (peel_loop_completely): Use it.
4176 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4177 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4180 2005-08-03 Paul Brook <paul@codesourcery.com>
4182 * combine.c (can_change_dest_mode): New function.
4183 (try_combine, simplify_set): Use it.
4185 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4187 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4190 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4192 * doc/install.texi (Specific): Adjust link to openavr.org.
4193 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4194 (Binaries): Adjust HP-UX Porting Center link.
4195 (Binaries): Adjust Free Software Foundation ordering link.
4197 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4199 * convert.c (convert_to_integer): Use fold_build1 instead of
4200 build1 when converting an integer to an integer.
4202 2005-08-02 Richard Henderson <rth@redhat.com>
4204 * combine.c (combine_instructions): Don't use reg_equal/equiv
4205 results if the mode doesn't match.
4207 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4209 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4210 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4212 2005-08-02 Richard Henderson <rth@redhat.com>
4215 * explow.c (memory_address): Remove special-case for
4216 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4218 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4221 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4222 number of calls to cleanup_tree_cfg_1.
4224 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4226 * doc/invoke.texi: document file extensions .F90 and .F95
4228 2005-08-02 Richard Guenther <rguenther@suse.de>
4230 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4231 positive if its first argument is positive.
4233 2005-08-02 Richard Guenther <rguenther@suse.de>
4235 PR tree-optimization/23177
4236 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4239 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4241 PR tree-optimization/23129
4242 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4243 varying for divisions with anti-ranges.
4245 2005-08-02 Jan Hubicka <jh@suse.cz>
4247 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4248 * tree-ssa-threadupdate.c (thread_block): Add it here.
4250 2005-08-01 James E Wilson <wilson@specifix.com>
4252 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4253 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4254 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4256 * config/mips/predicates.md (const_call_insn_operand): Add check for
4257 SYMBOL_REF_LONG_CALL_P.
4258 * doc/extend.texi (long_call): Document the new attribute.
4260 2005-08-01 Ian Lance Taylor <ian@airs.com>
4261 Richard Henderson <rth@redhat.com>
4263 * Makefile.in (RTL_BASE_H): Add real.h.
4264 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4266 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4268 * rtl.c (rtl_check_failed_code_mode): New.
4269 * rtl.h (struct rtx_def): Add u.rv.
4270 (XCMWINT, XCNMPRV): New.
4271 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4272 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4274 2005-08-01 Richard Henderson <rth@redhat.com>
4276 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4277 with auto-inc codes.
4279 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4281 2005-08-01 Jan Hubicka <jh@suse.cz>
4283 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4284 * i386.c: Include dwarf2.h
4285 (asm_preferred_eh_data_format): New.
4286 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4288 2005-08-01 Ian Lance Taylor <ian@airs.com>
4290 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4291 randomize_va_space for virtual address randomization control.
4293 2005-08-01 Steven Bosscher <stevenb@suse.de>
4295 * common.opt (flag_ipa_cp): Put in right place to maintain
4298 2005-08-01 Jan Hubicka <jh@suse.cz>
4300 * profile.c (compute_value_histograms): Fix thinko.
4301 * value-prof.c: Include toplev.h
4302 (check_counter): New function.
4303 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4304 tree_mod_subtract_transform): Add sanity check.
4306 2005-08-01 Richard Guenther <rguenther@suse.de>
4308 PR tree-optimization/23133
4309 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4310 current functions parameter decls to find defs to cse
4313 2005-08-01 Richard Guenther <rguenther@suse.de>
4315 PR tree-optimization/23109
4316 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4317 If trapping math is in effect, use post-dominator information
4318 to check if we'd in any case reach a trapping point before
4319 doing the reciprocal insertion.
4320 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4321 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4322 expressions are invariant only if trapping math is not in effect.
4324 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4326 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4327 cgraph_function_versioning): New declarations.
4328 * cgraphunit.c: Add include to ipa-prop.h.
4329 (update_call_expr, cgraph_copy_node_for_versioning,
4330 cgraph_function_versioning): New functions.
4331 * integrate.c (copy_decl_for_inlining): Remove.
4332 * ipa-prop.h (ipa_replace_map): New struct.
4333 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4334 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4335 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4336 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4337 ipcp_iterate_stage, ipcp_method_scale_print,
4338 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4339 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4340 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4341 ipcp_update_bb_counts, ipcp_update_profiling,
4342 ipcp_update_edges_counts): New functions.
4343 (ipcp_method_cval_init): Remove restriction regarding local methods.
4344 (ipcp_init_stage): Add ipcp_method_compute_scale.
4345 (ipcp_insert_stage): Add versioning.
4346 (ipcp_structures_print): Add ipcp_method_scale_print.
4347 (ipcp_driver): Dump profiling info.
4348 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4349 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4350 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4351 (struct inline_data): Add versioning_p, ipa_info, new fields.
4352 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4353 declare_return_variable): Replace calls to copy_decl_for_inlining with
4355 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4357 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4358 Add argument VERSIONING.
4359 (copy_arguments_for_versioning, copy_static_chain,
4360 function_versionable_p, tree_versionable_function_p,
4361 tree_function_versioning, replace_ref_tree): New functions.
4362 * tree-inline.h: Include varray.h.
4363 (tree_versionable_function_p, tree_function_versioning,
4364 tree copy_decl_for_dup): New declarations.
4366 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4368 * ipa-cp.c: New file. Contains IPCP specific functionality.
4369 * ipa-prop.h: New file. Contains structures/definitions that can be
4370 used by several interprocedural data flow optimizations (and also IPCP).
4371 * ipa-prop.c: New file.
4372 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4373 * common.opt: Add ipa-cp flag.
4374 * timevar.def: Add IPCP optimization.
4375 * tree-optimize.c (init_tree_optimization_passes): Schedule
4377 * tree-pass.h (pass_ipa_cp): Declare.
4379 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4381 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4382 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4383 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4384 config/i386/i386.c, config/mips/mips.h,
4385 config/rs6000/rs6000.h, config/sh/sh.c,
4386 config/stormy16/stormy16.c: Fix comment typos.
4388 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4391 * c-typeck.c (build_binary_op): Use common_type wrapper on
4393 (common_type): Update comment.
4395 2005-07-31 Steven Bosscher <stevenb@suse.de>
4398 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4399 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4400 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4402 2005-07-31 Jan Hubicka <jh@suse.cz>
4404 * pretty-print.h (pp_widest_integer): New macro.
4405 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4408 2005-07-31 Jan Hubicka <jh@suse.cz>
4410 * output.h (enum section_category): Export from varasm.c
4411 (categorize_decl_for_section): Likewise.
4412 * varasm.c (enum section_category): Kill.
4413 (categorize_decl_for_section): Make global.
4414 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4416 * i386.c (ix86_section_threshold): New static variable.
4417 (ix86_in_large_data_p, ix86_encode_section_info,
4418 x86_64_elf_unique_section,
4419 x86_64_elf_select_section): New functions.
4420 (TARGET_ENCODE_SECTION_INFO): Define
4421 (override_options): Enable medium model for PIC.
4422 (ix86_expand_prologue): Expand gen_set_got_rex64.
4423 (legitimate_constant_p): Handle new UNSPECs.
4424 (legitimate_pic_address_disp_p): Likewise.
4425 (legitimize_pic_address): Lower MEDIUM model addressing.
4426 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4427 (enum cmodel): Add MEDIUM_PIC.
4428 (SYMBOL_REF_FAR_ADDR_P): New macro.
4429 (SYMBOL_FLAG_FAR_ADDR): New flag.
4430 * i386.md (movdi): Support medium model.
4431 (set_got_rex64): New pattern.
4432 * i386.opt (mlarge-data-threshold): New flag.
4433 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4434 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4435 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4436 TARGET_ASM_UNIQUE_SECTION): New.
4438 * invoke.texi (-mlarge_data_threshold): Document
4440 2005-07-31 Jan Hubicka <jh@suse.cz>
4442 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4443 (coalesce_vars): Likewise.
4444 * tree-ssa-live.c (coalesce_cost): New.
4445 (build_tree_conflict_graph): Use coalesce_cost.
4446 * tree-ssa-live.h (coalesce_cost): Declare.
4448 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4450 * arm.md (all peepholes for post-increment operations): Delete.
4451 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4452 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4453 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4454 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4455 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4457 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4459 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4462 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4465 * doc/invoke.texi: Document -rdynamic.
4467 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4470 * c-parser.c (c_parser_parms_list_declarator): Call
4471 mark_forward_parm_decls.
4472 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4473 decls with visibility structure.
4475 2005-07-30 Paul Brook <paul@codesourcery.com>
4477 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4479 2005-07-30 Paul Brook <paul@codesourcery.com>
4481 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4483 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4485 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4487 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4490 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4491 nested function declarators.
4492 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4493 (grokparms): Call warn_if_shadowing for parameters used within the
4495 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4496 not used within the parameter list.
4497 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4499 2005-07-30 Jan Hubicka <jh@suse.cz>
4501 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4502 * i386.c (ix86_fixup_binary_operands): Likewise.
4503 (ix86_expand_unary_operator): Likewise.
4504 (ix86_expand_fp_absneg_operator): Likewise.
4505 * optabs.c (expand_vec_cond_expr): Validate dest.
4507 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4510 * real.c (real_from_string): Also set last bit if there is a
4511 nonzero hex digit beyond GCC's internal precision after ".".
4513 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4515 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4516 define_constants. Change duplicate values to unassigned numbers.
4517 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4518 (*altivec_vspltsf): New.
4519 (altivec_vperm_v4sf): Delete.
4520 (altivec_vperm_<mode>): Use mode macro V.
4521 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4522 (altivec_predicate_v4sf): Delete.
4523 (altivec_predicate_<mode>): Use mode macro V.
4524 (*altivec_lvesfx): New.
4525 (*altivec_stvesfx): New.
4526 (vec_realign_load_v4sf): Delete.
4527 (vec_realign_load_<mode>): Use mode macro V.
4528 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4531 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4534 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4536 * configure: Regenerated.
4538 2005-07-29 Paul Brook <paul@codesourcery.com>
4540 * doc/install.texi: Add link to GFortran binaries wiki page.
4542 2005-07-29 David Ung <davidu@mips.com>
4544 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4545 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4546 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4547 * config/mips/mips.md (cpu): Add 5kf name.
4548 (includes): Includes 5k.md.
4549 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4550 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4553 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4556 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4557 (cleanup_tree_cfg): ... here.
4558 Call cleanup_tree_cfg_1 until there are no more cleanups to
4561 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4563 * tree-vrp.c (compare_range_with_value): Return true or false
4564 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4565 EQ_EXPR respectively.
4567 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4569 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4572 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4574 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4575 (tree_ssa_dominator_optimize): Increment it.
4576 (dump_dominator_optimization_stats): Print it.
4578 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4579 Steven Bosscher <stevenb@suse.de>
4581 PR rtl-optimization/23117
4582 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4583 when head == tail. Tidy comment.
4585 2005-07-28 Richard Henderson <rth@redhat.com>
4587 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4588 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4589 * jump.c (rtx_renumbered_equal_p): Likewise.
4590 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4591 CONST_INT and CONST_DOUBLE.
4592 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4593 * reload.c (operands_match_p): Special case CONST_INT and
4594 CONST_DOUBLE; check mode earlier.
4596 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4599 * c-typeck.c (convert_for_assignment): Do not check
4600 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4602 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4605 * c-typeck.c (composite_type): Prefer constant size arrays to
4608 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4611 * real.c (real_from_string): Set last bit if there is a nonzero
4612 hex digit beyond GCC's internal precision.
4614 2005-07-28 Richard Henderson <rth@redhat.com>
4617 * cfgcleanup.c (try_forward_edges): Watch out for end of
4620 2005-07-28 James E Wilson <wilson@specifixinc.com>
4623 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4625 2005-07-28 Jan Hubicka <jh@suse.cz>
4627 * Makefile.in (rtl-profile.o): Kill all traces of it.
4628 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4629 * coverage.h (rtl_coverage_counter_ref): Kill.
4630 * opts.c (flag_speculative_prefetching_set): Kill.
4631 (flag_loop_optimize_set): New.
4632 (common_handle_option): Disable loop optimizer when profiling;
4633 do not handle speculative prefetching.
4634 * passes.c (init_optimization_passes): Replace pass_profiling combo
4635 by branch_prob pass.
4636 * profile.c (compute_value_histograms): Update for simplified value
4638 (rtl_register_profile_hooks): Kill.
4639 (pass_profiling): Kill.
4640 (rest_of_handle_branch_prob): Do not profile.
4641 * toplev.c (process_options): Remove speculative prefetching.
4642 * toplev.h (flag_tree_based_profiling): Kill.
4643 * tree-profile.c (prepare_instrumented_value,
4644 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4645 tree_gen_one_value_profiler, do_tree_profiling): Update for
4646 simplified datastructures.
4647 * value-prof.c: Add comment that speculative prefetching was dropped;
4648 update rest of file for simplified datastructures.
4649 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4650 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4651 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4652 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4653 rtl_mod_subtract, gen_speculative_prefetch,
4654 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4655 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4656 (gate_handle_value_profile_transformations,
4657 rest_of_handle_value_profile_transformations,
4658 pass_value_profile_transformations): Kill.
4659 * value-prof.h (histogram_value_t): Remove IL based unions.
4660 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4661 rtl_profile_hooks): Remove hooks.
4663 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4665 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4666 (cgraph_clone_node): Likewise.
4667 * cgraph.h (cgraph_clone_edge): Update prototype.
4668 (cgraph_clone_node): Likewise.
4669 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4671 (lookup_recursive_calls): Consider profile.
4672 (cgraph_decide_recursive_inlining): Fix updating; use new
4673 probability argument; use profile.
4674 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4675 * tree-inline.c (copy_bb): Update clal of clone_edge.
4676 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4678 * invoke.texi (min-inline-recursive-probability): Document.
4680 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4682 * doc/install.texi (Configuration): Update Valgrind homepage.
4684 2005-07-28 Richard Henderson <rth@redhat.com>
4687 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4688 labels we want to delete.
4689 (cfg_layout_merge_blocks): Likewise.
4691 2005-07-28 Richard Henderson <rth@redhat.com>
4694 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4695 when expanding to nothing.
4697 2005-07-28 Josh Conner <jconner@apple.com>
4699 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4700 (cgraph_decide_inlining_of_small_functions): Likewise.
4702 2005-07-28 Josh Conner <jconner@apple.com>
4704 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4705 direction of badness if negative.
4706 (cgraph_default_inline_p): Add reason to parameters, and assign it
4708 (cgraph_decide_inlining_of_small_functions): New parameter in call
4709 to cgraph_default_inline_p.
4710 (cgraph_decide_inlining_incrementally): Likewise.
4711 * cgraphunit.c (decide_is_function_needed): Likewise.
4712 * cgraph.h (cgraph_default_inline_p): Likewise.
4714 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4716 * builtins.c: Fix comment typo(s).
4717 * genautomata.c: Likewise.
4718 * gimplify.c: Likewise.
4719 * tree-dfa.c: Likewise.
4720 * tree-flow-inline.h: Likewise.
4721 * tree-into-ssa.c: Likewise.
4722 * tree-ssa-alias.c: Likewise.
4723 * tree-ssa-ccp.c: Likewise.
4724 * tree-ssa-copy.c: Likewise.
4725 * tree-ssa-dce.c: Likewise.
4726 * tree-ssa-dom.c: Likewise.
4727 * tree-ssa-operands.c: Likewise.
4728 * tree-tailcall.c: Likewise.
4729 * tree-vectorizer.c: Likewise.
4730 * tree-vrp.c: Likewise.
4733 2005-07-28 Jeff Law <law@redhat.com>
4735 * tree-vrp.c (test_for_singularity): Extracted from ...
4736 (simplify_cond_using_ranges): Attempt to simplify a relational
4737 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4739 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4741 PR tree-optimization/22506
4742 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4743 phis whose argument is constant.
4745 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4747 PR rtl-optimization/18992
4748 Back out this patch:
4749 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4750 PR optimization/12142
4751 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4752 uses of the register in the SET_SRC. Remove unnecessary argument.
4754 Replace it with this:
4755 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4756 if flag_non_call_exceptions is set and the insn may trap, pass
4757 pc_rtx as dest for recursion.
4758 In SET_SRC part of SET case, if dest is already set, pass it down
4761 2005-07-28 Jan Hubicka <jh@suse.cz>
4763 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4764 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4765 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4767 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4768 profile when available.
4770 2005-07-28 Jan Beulich <jbeulich@novell.com>
4772 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4773 (ia64_print_operand): Describe and handle 'X'.
4774 (ia64_register_move_cost): Also handle FP_REGS.
4775 (ia64_preferred_reload_class): Likewise.
4776 (ia64_secondary_reload_class): Likewise.
4777 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4778 it. Also check for ITANIUM_CLASS_FLDP.
4779 * config/ia64/ia64.h (FP_REGNO_P): New.
4780 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4781 (reg_class): Add FP_REGS.
4782 (REG_CLASS_NAMES): Adjust for it.
4783 (REG_CLASS_CONTENTS): Likewise.
4784 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4785 (REG_CLASS_FROM_LETTER): Handle 'x'.
4786 (CLASS_MAX_NREGS): Handle FP_REGS.
4787 (MEMORY_MOVE_COST): Likewise.
4788 * config/ia64/ia64.md (itanium_class): Add fldp.
4789 (type): Handle fldp.
4790 (movti_internal): More allowable operand combinations. Use ldfp8 when
4791 splitting unnecessary. Remove predicable attribute. Adjust
4792 itanium_class attribute.
4793 (smuldi3_highpart): Remove outdated comment.
4794 (mulditi3, umulditi3, rotlti3): New expanders.
4795 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4796 (absti2): Disabled new insn for future reference.
4797 Respective new splitters.
4798 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4799 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4800 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4802 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4804 PR rtl-optimization/23047
4805 * simplify-rtx.c (simplify_const_relational_operation): Respect
4806 flag_wrapv for comparisons with ABS.
4808 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4810 PR tree-optimization/22493
4811 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4812 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4814 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4816 * config/frv/frv.opt (moptimize-membar): New.
4818 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4820 * config/frv/frv.h: Remove machine_function definition.
4822 * config/frv/frv.c (struct frv_io): New.
4823 (struct machine_function): Moved from frv.h. Add has_membar_p.
4824 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4825 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4826 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4827 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4828 (frv_reorg): Call frv_optimize_membar when appropriate.
4829 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4830 (frv_expand_builtin): Adjust calls accordingly.
4831 (frv_io_address_cookie): New function.
4832 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4833 load or store rather than a special insn. Add ccnstant address and
4834 io-type operands to the membar.
4835 (frv_ifcvt_modify_tests): Unsign regno.
4836 (frv_ifcvt_modify_tests): Same.
4838 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4839 UNSPEC_OPTIONAL_MEMBAR constant.
4840 (builtin_read_<mode>): Delete.
4841 (builtin_write_<mode>): Delete.
4842 ("optional_membar_<mode>"): Add operand.
4844 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4845 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4846 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4847 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4848 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4849 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4850 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4851 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4852 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4854 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4856 * df.c (df_uses_record): Handle SCRATCH.
4858 2005-07-28 Steven Bosscher <stevenb@suse.de>
4861 * passes.c (rest_of_decl_compilation): If decl is a type and
4862 we have encountered errors, don't emit debug information.
4864 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4866 * params.def: Fixed comment.
4868 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4871 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4872 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4873 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4875 2005-07-27 Steven Bosscher <stevenb@suse.de>
4878 * varasm.c (assemble_start_function): Don't do anything that may
4879 require a CFG if the current function is a thunk.
4881 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4883 * doc/install.texi (Prerequisites): Mention that perl is needed
4884 to do export control in libstdc++ targetting Darwin.
4886 2005-07-27 Steven Bosscher <stevenb@suse.de>
4888 PR rtl-optimization/17808
4889 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4890 (sched_insns_conditions_mutex_p): Split out from...
4891 (add_dependence): ...here. But don't call it from here.
4892 (add_dependence_list): Check sched_insns_conditions_mutex_p
4893 before calling add_dependence.
4894 (add_dependence_list_and_free): Likewise.
4895 (fixup_sched_groups): Likewise.
4896 (sched_analyze_1): Likewise.
4897 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4898 (sched_analyze): Likewise.
4899 (sched_analyze_insn): Likewise.
4900 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4901 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4902 dependencies on all COND_EXEC insns to jumps ending basic blocks
4903 when doing intrablock scheduling.
4904 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4906 2005-07-27 Jeff Law <law@redhat.com>
4908 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4909 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4910 equivalency sets, correctly handle the case were vr0 has an
4911 equivalency set, but vr1 does not.
4913 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4915 PR tree-optimization/23073
4916 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4917 vect_print_dump_info before fprintf.
4919 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4921 PR tree-optimize/22348
4922 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4923 Fold the partial computation.
4925 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4927 PR tree-optimization/22325
4928 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4930 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4932 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4933 (force_var_cost): ... this function.
4934 (compute_phi_arg_on_exit): Export.
4936 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4938 PR tree-optimization/20773
4939 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4942 2005-07-27 Richard Guenther <rguenther@suse.de>
4944 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4945 Avoid pushing again if current struct contains only
4946 fields we decomposed.
4948 2005-07-27 Jan Hubicka <jh@suse.cz>
4950 PR tree-optimization/22574
4951 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4954 * tree-tailcall.c (decrease_profile): New function.
4955 (eliminate_tail_call): Use it.
4957 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4958 visibility flags correctly in whole program mode.
4960 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4962 PR rtl-optimization/22472
4963 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4965 2005-07-26 Steven Bosscher <stevenb@suse.de>
4967 PR tree-optimization/22504
4968 * tree-complex.c (expand_complex_addition): Use 'code' instead
4969 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4971 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4973 * config.gcc (cpu_type): Add frv case.
4974 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4975 (supported_defaults): Add fr550 case.
4977 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4980 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4981 whether a pointer of type T * may point to objects of type T *.
4983 2005-07-26 DJ Delorie <dj@redhat.com>
4985 * configure: Regenerate.
4987 2005-07-26 Dale Johannesen <dalej@apple.com>
4989 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4991 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4993 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4994 Clarify use of "build" in name.
4996 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4998 * doc/extend.texi (Raw read/write Functions): New section.
4999 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5000 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5001 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5002 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5003 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5004 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5005 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5006 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5007 * config/frv/frv.c: Add bdesc_loads global.
5008 Add bdesc_stores global.
5009 (frv_init_builtins): Add support for __builtin_{read/write}*.
5010 (frv_volatile_memref): New.
5011 (frv_expand_load_builtin): New.
5012 (frv_expand_store_builtin): New.
5013 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5014 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5015 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5016 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5017 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5018 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5019 (builtin_read_<mode>): New.
5020 (builtin_write_<mode>): New.
5021 (builtin_write64): New.
5022 (optional_membar_<mode>): New.
5024 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5026 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5027 (rather than units) against HOST_BITS_PER_WIDE_INT.
5029 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5031 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5032 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5033 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5034 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5037 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5038 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5039 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5041 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5043 2005-07-26 Richard Guenther <rguenther@suse.de>
5045 PR tree-optimization/22486
5046 * fold-const.c (fold_unary): Fold away useless component
5047 references of the form (T *)&T.x, if the address
5050 2005-07-25 James E Wilson <wilson@specifixinc.com>
5052 * dwarf2out.c (add_call_src_coords_attributes): New.
5053 (gen_inlined_subroutine_die): Call it.
5054 (maybe_emit_file, init_file_table): Add comments.
5055 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5057 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5058 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5059 * tree.h (BLOCK_SOURCE_LOCATION): New.
5060 (struct tree_block): New field locus.
5062 2005-07-26 Andreas Schwab <schwab@suse.de>
5064 PR rtl-optimization/23043
5065 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5066 when allocating a struct unoccr.
5068 2005-07-25 Richard Henderson <rth@redhat.com>
5071 * tree-complex.c (gate_no_optimization): True if errors.
5072 * Makefile.in (tree-complex.o): Update dependencies.
5074 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5076 * config/frv/predicates.md (integer_register_operand): Use
5079 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5082 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5084 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5086 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5088 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5089 types when flag_unsafe_math_optimizations is true.
5091 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5093 * gcc.c (option_map): Add --sysroot.
5094 (process_command): Handle --sysroot.
5095 (display_help): Document it.
5096 * doc/cppopts.tex (-isysroot): Document.
5097 * doc/invoke.texi (--sysroot): Document.
5098 * doc/install.texi (--with-build-sysroot): Document.
5100 * Makefile.in (inhibit_libc): New variable.
5101 (INHIBIT_LIBC_CFLAGS): Likewise.
5102 (LIBGCC2_CFLAGS): Include
5103 $(INHIBIT_LIBC_CFLAGS).
5104 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5105 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5106 ($(T)crtend.o): Likewise.
5107 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5108 ($(T)crtendS.o): Likewise.
5109 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5110 ($(T)crtendT.o): Likewise.
5111 (stmp-fixinc): Do not complain about missing headers if
5113 * configure.ac (inhibit_libc): Set it to true/false.
5114 (--with-build-sysroot): New option. Use it to set
5116 * configure: Regenerated.
5118 2005-07-25 Manfred Hollstein <mh@suse.com>
5120 * calls.c (store_one_arg): Fix unsigned comparison warning.
5122 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5125 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5126 (ggc_print_statistics): Initialize variable before use.
5128 2005-07-25 Richard Guenther <rguenther@suse.de>
5130 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5131 calling with a PHI_NODE argument.
5133 * tree-flow-inline.h (overlap_subvar): Protect against
5136 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5138 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5139 * configure: Regenerate.
5141 2005-07-25 Ira Rosen <irar@il.ibm.com>
5143 * expr.c (highest_pow2_factor): Make extern.
5144 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5145 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5146 record_array_differ_p, array_ptr_differ_p): Likewise.
5147 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5148 additional cases. Call the above functions.
5149 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5150 base_object_differ_p when there are two base objects. Otherwise, compare
5151 base address and offset. Call may_alias_p.
5152 (dump_data_reference): Use a correct field name.
5153 (analyze_array): Make static. Initialize new data-ref fields.
5154 (analyze_indirect_ref): New function.
5155 (init_data_ref): Initialize new data-ref fields.
5156 (strip_conversion): Moved from tree-vect-analyze.c.
5157 (analyze_offset_expr, get_ptr_offset, address_analysis,
5158 object_analysis): Likewise.
5159 (analyze_offset): New function.
5160 (create_data_ref): Likewise.
5161 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5162 dimensions for ARRAY_REFs only.
5163 (build_classic_dist_vector): Make static.
5164 (access_functions_are_affine_or_constant_p): Call macro to get the
5165 address of access functions.
5166 (compute_all_dependences): Add new parameter
5167 compute_self_and_read_read_dependences. Compute self and read-read
5168 dependences if it is true.
5169 (find_data_references_in_loop): Call create_data_ref. Initialize new
5171 (compute_data_dependences_for_loop): Add new parameter
5172 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5173 compute nb_loops. Call compute_all_dependences,
5174 build_classic_dist_vector and build_classic_dir_vector with correct
5176 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5177 with correct parameters. Compare dimensions for ARRAY_REFs only.
5178 (free_data_refs): Call macro to free access functions.
5179 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5180 fields from stmt_vinfo.
5181 (struct base_object_info): New structure.
5182 (struct data_reference): Move fields to base_object_info. Add fields
5183 first_location and object_info for above structures. Move fields from
5184 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5185 aligned_to. Add macros to access the new fields.
5186 Update functions declarations.
5187 * tree-flow.h (is_aliased_with): Declare.
5188 * tree-loop-linear.c (linear_transform_loops): Call
5189 compute_data_dependences_for_loop with correct parameters.
5190 * tree-ssa-alias.c (is_aliased_with): New function.
5191 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5192 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5193 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5194 vect_base_addr_differ_p, compute_subscript_distance and
5195 build_classic_dist_vector. Add printings. Check absolute value of
5197 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5199 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5200 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5201 to bytes. Add printing.
5202 (vect_compute_data_refs_alignment): Go through loads and stores in one
5204 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5205 vect_analyze_data_ref_access): Likewise.
5206 (vect_analyze_pointer_ref_access): Remove.
5207 (vect_address_analysis, vect_object_analysis): Likewise.
5208 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5209 and analyze data-refs in the loop.
5210 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5211 fields of data-ref instead of stmt. Add init to the offset from the
5213 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5214 (vect_update_init_of_dr): Likewise.
5215 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5216 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5218 (new_loop_vec_info): Initialize new fields.
5219 (destroy_loop_vec_info): Free new fields.
5220 (vect_strip_conversion): Remove.
5221 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5222 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5223 datarefs. Add new field ddrs.
5224 Add macros for the new fields access.
5225 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5226 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5227 Remove their macros.
5228 * tree.h (highest_pow2_factor): Declare.
5230 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5232 * calls.c (store_one_arg): Check for sibling call MEM arguments
5233 from already clobbered incoming argument area.
5235 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5237 * c-common.c (check_missing_format_attribute): New.
5238 * c-common.h (check_missing_format_attribute): Likewise.
5239 * c-typeck.c (convert_for_assignment): Use it.
5241 2005-07-24 Andreas Schwab <schwab@suse.de>
5243 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5244 register use a word move. Correct operand of ext.w in 68000 code.
5246 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5248 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5249 variables as declarations, rather than definitions.
5251 2005-07-24 Ira Rosen <irar@il.ibm.com>
5253 PR tree-optimization/22526
5254 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5257 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5259 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5260 that C99 reserve for future use. Use it to define clog10,
5261 clog10f and clog10l.
5263 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5265 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5266 * configure.ac: Check for -Wmissing-format-attribute.
5268 * configure: Regenerate.
5270 2005-07-23 Richard Henderson <rth@redhat.com>
5272 PR tree-optimization/22623
5273 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5275 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5278 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5280 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5282 * Makefile.in (C_TREE_H): Update dependencies.
5283 * c-tree.h: Include toplev.h.
5284 * diagnostic.h (diagnostic_set_info): Add format attribute.
5285 * rtl-error.c (diagnostic_for_asm): Likewise.
5287 2005-07-23 Chao-ying Fu <fu@mips.com>
5289 * config/mips/mips-dsp.md: New file.
5290 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5291 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5293 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5294 MIPS_BUILTIN_BPOSGE32.
5295 (mips_expand_builtin_direct): Add one parameter to indicate that
5296 builtin functions need to return a value.
5297 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5299 (mips_regno_to_class): Add classes for 12 new DSP registers.
5300 (mips_subword): Change to check four HI registers.
5301 (mips_output_move): Output move to and from 6 new DSP accumulators.
5302 (override_options): Make sure -mdsp and -mips16 are not used together.
5303 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5305 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5307 (print_operand): Add 'q' for printing DSP accumulators.
5308 (mips_cannot_change_mode_class): Check ACC_REGS.
5309 (mips_secondary_reload_class): Check ACC_REGS.
5310 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5311 (mips_register_move_cost): Check ACC_REGS.
5312 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5313 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5314 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5315 (dsp_bdesc): New array.
5316 (bdesc_arrays): Add DSP builtin function table.
5317 (mips_prepare_builtin_arg): Check predicate again after
5319 (mips_expand_builtin): Add one more parameter to
5320 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5321 MIPS_BUILTIN_BPOSGE32.
5322 (mips_init_builtins): Initialize new function types.
5323 (mips_expand_builtin_direct): Check if builtin functions need to
5324 return a value and pass operands properly.
5325 (mips_expand_builtin_bposge): New function.
5326 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5327 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5328 (FIRST_PSEUDO_REGISTER): Increase to 188.
5329 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5330 Update for 12 new DSP registers.
5331 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5332 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5333 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5334 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5335 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5336 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5337 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5338 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5339 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5340 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5341 (REGISTER_NAMES): Add names for 12 new DSP registers.
5342 * config/mips/mips.md: Include mips-dsp.md.
5343 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5344 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5345 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5346 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5347 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5348 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5349 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5350 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5351 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5352 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5353 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5354 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5355 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5356 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5357 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5358 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5359 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5360 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5361 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5362 (UNSPEC_RDDSP): New constants.
5363 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5364 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5366 * config/mips/mips.opt (-mdsp): New option.
5367 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5368 (reg_imm10_operand): New predicates.
5369 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5370 * doc/invoke.texi (-mdsp): Document new option.
5372 2005-07-22 DJ Delorie <dj@redhat.com>
5374 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5376 * tree-inline.c (inlinable_function_p): Likewise.
5378 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5381 * toplev.c (check_global_declarations): Do not mark undefined
5382 variables as DECL_IGNORED_P.
5383 * varasm.c (first_global_object_name): GTY it.
5384 (weak_global_object_name): Likewise.
5385 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5386 a string to go into {weak,first}_global_object_name.
5388 2005-07-22 DJ Delorie <dj@redhat.com>
5390 * c-format.c (check_function_format): Change warning control
5391 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5393 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5395 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5396 &PTR->FLD a dereference of PTR.
5397 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5398 a potential dereference of PTR.
5400 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5402 PR rtl-optimization/20370
5403 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5404 call allocate_reg_info if necessary.
5406 PR rtl-optimization/21848
5407 * calls.c (emit_library_call_value_1): For const functions, add
5408 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5410 PR rtl-optimization/22445
5411 * cselib.c (target.h): Include.
5412 (rtx_equal_for_cselib_p): Allow commutative matches.
5413 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5414 Remove MODE parameter. Changed all callers.
5416 PR rtl-optimization/22258
5417 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5419 (try_combine): Use likely_spilled_retval_p.
5421 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5423 * config.gcc: Add crx-elf support.
5425 * doc/contrib.texi: Mention crx.
5426 * doc/extend.texi: Document crx extensions.
5427 * doc/install.texi: Document crx install.
5428 * doc/invoke.texi: Document crx options.
5429 * doc/md.texi: Document crx constraints.
5431 * config/crx/crx-protos.h: New file.
5432 * config/crx/crx.c: New file.
5433 * config/crx/crx.h: New file.
5434 * config/crx/crx.md: New file.
5435 * config/crx/crx.opt: New file.
5436 * config/crx/t-crx: New file.
5438 2005-07-22 Manfred Hollstein <mh@suse.com>
5440 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5442 (int_add_graph_edge): Likewise.
5443 (collapse_nodes): Likewise.
5444 (process_unification_queue): Likewise.
5446 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5447 Laurent GUERBY <laurent@guerby.net>
5449 PR tree-optimization/22336
5450 * function.c (record_block_change): Check for
5451 cfun->ib_boundaries_block.
5453 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5455 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5456 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5458 2005-07-21 DJ Delorie <dj@redhat.com>
5460 * toplev.c (warn_deprecated_use): Add warning control to warning
5462 * c-typeck.c (parser_build_binary_op): Likewise.
5463 (c_finish_if_stmt): Likewise.
5464 * c-common.c (check_function_sentinel): Likewise.
5465 (check_nonnull_arg): Likewise.
5467 2005-07-21 Richard Henderson <rth@redhat.com>
5470 * tree-complex.c (complex_ssa_name_components): New.
5471 (cvc_lookup): Allow entry not found.
5472 (create_components): Remove.
5473 (create_one_component_var, get_component_var): New.
5474 (get_component_ssa_name, set_component_ssa_name): New.
5475 (extract_component): Use get_component_ssa_name.
5476 (update_complex_components): Use set_component_ssa_name.
5477 (update_complex_components_on_edge): Likewise.
5478 (update_phi_components): Create new PHI nodes directly, instead
5479 of adding insns to edges.
5480 (tree_lower_complex): Allocate and free complex_variable_components
5481 and complex_ssa_name_components here.
5483 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5485 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5486 revert to returning false.
5488 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5491 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5493 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5496 * config/i386/i386.md (cmpxf): Change operand constraints
5497 to "nonmemory_operand".
5499 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5501 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5503 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5506 * fold-const.c (fold_build1): Add checksum for the operands.
5507 (fold_build2): Likewise.
5508 (fold_build3): Likewise.
5510 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5513 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5515 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5517 * common.opt (-fforward-propagate): Committed by mistake,
5520 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5522 * reg-stack.c: Fix comment typo(s).
5523 * tree-ssa-operands.c: Likewise.
5524 * tree-vectorizer: Likewise.
5526 2005-07-21 Nick Clifton <nickc@redhat.com>
5528 * config/sh/symbian.c: Replace C++ style line comments with C
5529 style line comments.
5530 (symbian_add_attribute): Do not use a ? operator on the LHS of
5532 (sh_symbian_handle_dll_attribute): Change the type of the
5533 method vector to "VEC(tree,gc)*" and use vector accessor
5534 macros to walk over the elements.
5535 (symbian_export_vtable_and_rtti_p): Likewise.
5536 (symbian_class_needs_attribute_p): Likewise.
5538 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5541 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5542 initialize targetm.resolve_overloaded_builtin here.
5543 (altivec_expand_overloaded_builtin): Make it non-static.
5544 * config/rs6000/rs6000-protos.h
5545 (altivec_expand_overloaded_builtin): New prototype.
5546 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5547 targetm.resolve_overloaded_builtin here.
5548 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5550 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5551 Zdenek Dvorak <dvorakz@suse.cz>
5553 PR tree-optimization/19210
5554 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5556 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5557 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5558 rely on unproven assumptions.
5559 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5560 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5561 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5562 to number_of_iterations_exit.
5563 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5564 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5565 * tree-ssa-loop-niter.c (find_loop_niter,
5566 estimate_numbers_of_iterations_loop): Likewise.
5567 (number_of_iterations_exit): Honor the new options.
5568 * doc/invoke.texi (Wunsafe-loop-optimizations,
5569 funsafe-loop-optimizations): Document them.
5571 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5573 PR rtl-optimization/22167
5574 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5576 2005-07-20 Adam Nemet <anemet@lnxw.com>
5578 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5579 __do_global_dtors_aux longcall.
5581 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5583 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5584 (old_special_pred_table): Don't reference
5585 SPECIAL_MODE_PREDICATES.
5586 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5587 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5588 * config/sh/predicates.h: Don't mention
5589 SPECIAL_MODE_PREDICATES.
5590 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5593 2005-07-20 DJ Delorie <dj@redhat.com>
5595 * config.gcc: Add m32c-elf support.
5597 * doc/contrib.texi: Mention m32c.
5598 * doc/extend.texi: Document m32c extensions.
5599 * doc/install.texi: Mention m32c.
5600 * doc/invoke.texi: Document m32c options.
5601 * doc/md.texi: Document m32c constraints.
5603 * config/m32c/addsub.md: New file.
5604 * config/m32c/bitops.md: New file.
5605 * config/m32c/cond.md: New file.
5606 * config/m32c/jump.md: New file.
5607 * config/m32c/m32c-lib1.S: New file.
5608 * config/m32c/m32c-lib2.c: New file.
5609 * config/m32c/m32c-modes.def: New file.
5610 * config/m32c/m32c-pragma.c: New file.
5611 * config/m32c/m32c-protos.h: New file.
5612 * config/m32c/m32c.abi: New file.
5613 * config/m32c/m32c.c: New file.
5614 * config/m32c/m32c.h: New file.
5615 * config/m32c/m32c.md: New file.
5616 * config/m32c/m32c.opt: New file.
5617 * config/m32c/minmax.md: New file.
5618 * config/m32c/mov.md: New file.
5619 * config/m32c/muldiv.md: New file.
5620 * config/m32c/predicates.md: New file.
5621 * config/m32c/prologue.md: New file.
5622 * config/m32c/shift.md: New file.
5623 * config/m32c/t-m32c: New file.
5625 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5627 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5628 (stack_protect_set, stack_protect_test): New expanders.
5629 (stack_protect_set_si, stack_protect_set_si_media,
5630 stack_protect_set_di_media, stack_protect_test_si,
5631 stack_protect_test_si_media, stack_protect_test_di_media):
5634 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5636 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5638 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5640 * tree.h (tree_expr_nonzero_p): Export.
5641 * fold-const.c (tree_expr_nonzero_p): Likewise.
5642 Return true for CALL_EXPRs that are alloca calls.
5643 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5645 * tree-flow.h (expr_computes_nonzero): Remove.
5646 * tree-vrp.c (expr_computes_nonzero): Remove.
5647 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5648 (extract_range_from_unary_expr): Likewise.
5649 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5650 tree_expr_nonzero_p.
5652 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5654 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5655 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5656 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5657 All callers changed.
5658 (frame_related_constant_load): New arg "related" which controls
5659 setting of RTX_FRAME_RELATED_P. All callers changed.
5660 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5661 (bfin_expand_prologue): Add stack limit checking.
5662 * config/bfin/bfin.md (trapifcc): New pattern.
5664 * config/bfin/bfin.c: Include "langhooks.h".
5665 (def_builtin): Go through lang_hooks to call builtin_function.
5667 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5668 * config/bfin/predicates.md (symbol_ref_operand): New.
5669 (call_insn_operand): Delete. All callers changed to use
5670 register_no_elim_operand.
5671 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5673 (function_arg): Use it to generate the call's operand 2.
5674 (bfin_longcall_p): New function.
5675 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5676 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5677 determine if the address needs to be in a REG.
5678 (bfin_handle_longcall_attribute): New function.
5679 (bfin_attribute_table): Add "longcall" and "shortcall".
5680 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5681 (CUMULATIVE_ARGS): New member call_cookie.
5682 (PREDICATE_CODES): Add symbol_ref_operand.
5683 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5684 extra USE to the pattern.
5685 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5686 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5687 sibcall_value_insn; now the new patterns handle direct calls and the
5688 old ones indirect calls.
5689 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5691 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5693 * doc/trouble.texi: Update section on handling of empty loops.
5695 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5697 * config.gcc: Remove support for sparc-*-openbsd*,
5698 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5700 * config.host: Remove support for i860-*-sysv4* as a host.
5701 * config/i860/*, config/ip2k/*, config/ns32k/*,
5702 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5703 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5704 mention obsolete ports.
5706 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5708 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5710 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5711 of frame_pointer_rtx.
5712 (sh_expand_epilogue): Likewise.
5713 (sh_set_return_address): Likewise.
5714 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5715 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5716 offsets from FRAME_POINTER_REGNUM.
5717 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5718 (sh_register_names): Add initializer for sfp.
5719 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5720 (VALID_REGISTER_P): Likewise.
5721 (FIRST_PSEUDO_REGISTER): Update.
5722 (DWARF_FRAME_REGISTERS): Define.
5723 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5724 (HARD_FRAME_POINTER_REGNUM): Define.
5725 (FRAME_POINTER_REGNUM): Redefine.
5726 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5727 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5728 from FRAME_POINTER_REGNUM.
5729 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5730 FRAME_POINTER_REGNUM.
5731 (REG_CLASS_CONTENTS): Add sfp.
5732 (REG_ALLOC_ORDER): Likewise.
5733 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5734 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5735 of frame_pointer_rtx.
5736 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5738 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5740 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5741 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5742 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5744 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5747 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5749 Make CONSTRUCTOR use VEC to store initializers.
5750 * c-common.c (complete_array_type): Update to cope with VEC in
5752 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5753 (pp_c_constructor_elts): New function.
5754 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5755 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5756 struct constructor_stack, struct initializer_stack,
5757 constructor_elements, push_init_level, pop_init_level,
5758 add_pending_init, find_init_member, output_init_element): Update to
5759 cope with VEC in CONSTRUCTOR_ELTS.
5760 * coverage.c (build_fn_info_value, build_ctr_info_value,
5761 build_gcov_info): Likewise.
5762 * expr.c (categorize_ctor_elements_1, store_constructor,
5763 expand_expr_real_1): Likewise.
5764 * fold-const.c (fold_ternary): Likewise.
5765 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5766 gimplify_init_constructor, gimplify_expr): Likewise.
5767 * tree-dump.c (dequeue_and_dump): Likewise.
5768 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5770 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5772 * tree-sra.c (generate_element_init_1): Likewise.
5773 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5774 * tree-ssa-operands.c (get_expr_operands): Likewise.
5775 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5776 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5777 (get_initial_def_for_reduction): Likewise.
5778 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5779 value handle in annotations.
5780 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5781 tree_node_structure): Add support for constr_kind.
5782 (build_vector_from_ctor, build_constructor_single,
5783 build_constructor_from_list): New functions.
5784 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5785 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5786 Update to cope with VEC in CONSTRUCTOR_ELTS.
5787 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5788 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5789 CONSTRUCTOR_APPEND_ELT): New macros.
5790 (struct constructor_elt, struct tree_constructor): New data types.
5791 (union tree_node): Add tree_constructor field.
5792 * treestruct.def: Define TS_CONSTRUCTOR.
5793 * varasm.c (const_hash_1, compare_constant, copy_constant,
5794 compute_reloc_for_constant, output_addressed_constants,
5795 initializer_constant_valid_p, output_constant,
5796 array_size_for_constructor, output_constructor): Update to cope with
5797 VEC in CONSTRUCTOR_ELTS.
5798 * vec.h (VEC_empty, VEC_copy): New macros.
5800 2005-07-19 Devang Patel <dpatel@apple.com>
5802 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5804 2005-07-19 Richard Henderson <rth@redhat.com>
5807 * gimplify.c (gimplify_expr): Use main variant type for the temp
5808 destination for a discarded volatile read.
5809 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5810 casts between non-void types that change volatility.
5812 2005-07-15 DJ Delorie <dj@redhat.com>
5814 * toplev.h: Add comment about the first parameter for warning().
5815 * errors.h: Likewise.
5817 * c.opt (Wpragmas): New.
5818 * doc/invoke.texi: Document it.
5820 * function.c (do_warn_unused_parameter): Add warning control to
5822 * c-decl.c (warn_if_shadowing): Likewise.
5823 * c-lex.c (cb_def_pragma): Likewise.
5824 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5825 (pop_alignment): Likewise.
5826 (handle_pragma_pack): Likewise.
5827 (apply_pragma_weak): Likewise.
5828 (handle_pragma_weak): Likewise.
5829 (handle_pragma_redefine_extname): Likewise.
5830 (add_to_renaming_pragma_list): Likewise.
5831 (handle_pragma_extern_prefix): Likewise.
5832 (maybe_apply_renaming_pragma): Likewise.
5833 (handle_pragma_visibility): Likewise.
5835 * config/c4x/c4x-c.c (BAD): Likewise.
5836 (c4x_parse_pragma): Likewise.
5837 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5838 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5839 (rs6000_pragma_longcall): Likewise.
5840 * config/v850/v850-c.c (pop_data_area): Likewise.
5841 (ghs_pragma_section): Likewise.
5842 (ghs_pragma_section): Likewise.
5843 (ghs_pragma_interrupt): Likewise.
5844 (ghs_pragma_starttda): Likewise.
5845 (ghs_pragma_startsda): Likewise.
5846 (ghs_pragma_startzda): Likewise.
5847 (ghs_pragma_endtda): Likewise.
5848 (ghs_pragma_endsda): Likewise.
5849 (ghs_pragma_endzda): Likewise.
5851 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5852 Kenneth Zadeck <zadeck@naturalbridge.com>
5854 * Makefile.in: Removed tree-promote-statics.c
5855 * tree-promote-statics.c: Removed.
5856 * common.opt: Removed flag-promote-statics.
5858 * passes.c: Removed tree-promote-statics pass.
5859 * tree-pass.h: Ditto.
5860 * timevar.def: Removed TV_PROMOTE_STATICS.
5863 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5865 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5867 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5869 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5872 * c-common.c (check_function_arguments): Call
5873 'check_function_format' if either -Wformat or
5874 -Wmissing-format-attribute are specified.
5875 * c-format.c (check_function_format): Check -Wformat before
5876 calling 'check_format_info'.
5877 * c-opts.c (c_common_post_options): Don't warn for
5878 -Wmissing-format-attribute without -Wformat.
5879 * c-typeck.c (convert_for_assignment): Detect additional cases for
5880 -Wmissing-format-attribute.
5881 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5884 2005-07-19 Richard Guenther <rguenther@suse.de>
5886 * config/i386/i386.md (lrint<mode>2): Use temporary
5887 instead of clobbering non-existent memory.
5889 2005-07-19 Nick Clifton <nickc@redhat.com>
5891 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5892 statement to avoid displaying ASCII control characters.
5894 2005-07-19 Ben Elliston <bje@au.ibm.com>
5896 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5897 * cfganal.c (find_edge_index): Ditto.
5898 * combine.c (combine_instructions): Ditto.
5899 * ddg.c (create_scc): Ditto.
5900 (find_successors): Ditto.
5901 (find_predecessors): Ditto.
5902 (find_nodes_on_paths): Ditto.
5903 (longest_simple_path): Ditto.
5904 * flow.c (update_life_info): Ditto.
5905 (count_or_remove_death_notes): Ditto.
5906 (clear_log_links): Ditto.
5907 * modulo-sched.c (generate_reg_moves): Ditto.
5908 (find_max_asap): Ditto.
5909 (find_max_hv_min_mob): Ditto.
5910 (find_max_dv_min_mob): Ditto.
5911 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5912 * sched-rgn.c (extract_edgelst): Ditto.
5913 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5914 (dump_update_ssa): Ditto.
5915 (ssa_names_to_replace) Ditto.
5916 (switch_virtuals_to_full_rewrite): Ditto.
5917 (update_ssa): Ditto.
5918 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5920 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5922 Fix PR tree-optimization/22483
5924 * tree-complex.c (create_components): Use
5925 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5926 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5927 * tree-flow.h (safe_referenced_var_iterator): New structure.
5928 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5929 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5930 safe_referenced_var iterator.
5931 (add_type_alias): Ditto.
5933 2005-07-19 Steven Bosscher <stevenb@suse.de>
5935 * loop-init.c (rest_of_handle_loop2): Remove.
5936 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5937 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5938 (pass_rtl_loop_init, pass_rtl_loop_done,
5939 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5940 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5941 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5942 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5943 pass_tree_loop_done, and pass_tree_unswitch.
5944 (gate_loop): Rename to gate_tree_loop.
5945 * passes.c (init_optimization_passes): Update for renamed tree
5946 loop passes. Add the new loop2 passes as subpasses of loop2.
5947 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5948 Update for the renamed tree loop passes.
5950 2005-07-18 Ian Lance Taylor <ian@airs.com>
5953 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5954 blocks when optimizing.
5956 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5958 * common.opt (frename-registers): Initialize to 2.
5960 (fgcse-after-reload): Ditto.
5961 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5962 (process_options): Only change flag_web, flag_rename_registers,
5963 and flag_rerun_cse_after_loop if not explicitly set by user.
5965 2005-07-18 Jan Beulich <jbeulich@novell.com>
5967 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5968 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5969 in 64-bit mode the same as DImode in 32-bit mode.
5970 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5971 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5972 mode. Add new mode parameter.
5973 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5974 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5975 x86_64_shift_adj): New expanders.
5976 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5977 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5979 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5980 DImode shift splitters.
5981 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5982 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5985 2005-07-18 Jan Beulich <jbeulich@novell.com>
5987 * i386.md (movdi_extzv_1): New.
5988 (zero_extendhidi2): Combine alternatives and never force use of
5990 (zero_extendqidi2): Likewise. Don't restrict input selection.
5992 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5994 Fix PR tree-optimization/22531
5995 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5998 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6000 * tree-promote-statics.c (pass_promote_statics): Change dump file
6003 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6005 * tree-optimize.c (init_tree_optimization_passes): Add
6006 pass_eliminate_useless_stores pass.
6007 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6008 * tree-ssa-pre.c (is_copy_stmt): New function.
6009 (follow_copies_till_vuse): Ditto.
6010 (do_eustores): Ditto.
6011 (gate_eustores): Ditto.
6013 2005-07-16 Richard Henderson <rth@redhat.com>
6015 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6017 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6018 Kenneth Zadeck <zadeck@naturalbridge.com>
6020 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6021 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6022 ipa-type-escape.h, tree-promote-statics.c
6023 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6024 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6025 tree-promote-statics.c: new files.
6026 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6027 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6028 int nonlocal_set_p, mark_constant_function): Deleted.
6029 (rest_of_handle_cfg): Removed call to mark_constant_function.
6030 (nonoverlapping_component_refs_p): Added calls to support
6031 type based aliasing.
6032 * tree-ssa-alias.c (may_alias_p,
6033 compute_flow_insensitive_aliasing): Ditto.
6034 * calls.c (flags_from_decl_or_type): Removed reference to
6036 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6037 too many arguments. This is necessary for Spec 2000.
6038 * cgraph.h (const_function, pure_function): Removed.
6039 * common.opt: Added "fipa-pure-const", "fipa-reference",
6040 "fipa-type-escape", and "ftree-promote-static".
6042 * passes.c: Added ipa and tree-promote-statics passes.
6043 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6044 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6045 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6046 * tree-flow.h: Added exposed sra calls and addition of
6047 reference_vars_info field for FUNCTION_DECLS.
6048 * tree-pass.h: Added passes.
6049 * tree-sra.c: (sra_init_cache): New function.
6050 (sra_insert_before, sra_insert_after) Made public.
6051 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6053 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6054 aliasing. (may_alias_p): Added code to use type escape analysis to
6056 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6057 code to prune clobbers of static variables based on information
6058 produced in ipa-reference pass. Changed call clobbering so that
6059 statics are not marked as clobbered if the call does not clobber
6062 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6064 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6067 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6069 * doc/install.texi (*-*-solaris2*): Document recommended version
6070 of GNU binutils and mention GNU linker problem on Solaris 10.
6072 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6075 * c-decl.c (c_build_bitfield_integer_type): New function.
6076 (finish_struct): Call it.
6077 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6079 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6081 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6084 2005-07-16 Jan Hubicka <jh@suse.cz>
6086 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6087 (scale_bbs_frequencies_int): Watch roundoff errors.
6088 * predict.c (return_prediction): Initialize return_stmt.
6090 2005-07-16 Jan Hubicka <jh@suse.cz>
6092 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6093 after RTL profiling.
6095 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6098 * fold-const.c (build_range_check): Convert high/low to etype
6099 if we are only comparing against exp.
6101 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6103 Fix PR tree-optimization/22376
6104 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6106 (need_to_solve): New function.
6107 (compute_points_to_sets): Use it.
6109 2005-07-15 Jan Hubicka <jh@suse.cz>
6111 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6112 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6114 2005-07-15 Richard Guenther <rguenther@suse.de>
6116 * c-common.c (handle_flatten_attribute): New function.
6117 Add flatten function attribute.
6118 * doc/extend.texi: Document flatten function attribute.
6119 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6120 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6122 (cgraph_decide_inlining): Handle functions with flatten
6125 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6127 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6128 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6129 UNSPEC_XCHG, UNSPEC_AND): New.
6130 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6131 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6132 * config/rs6000/sync.md (FETCHOP): New code macro.
6133 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6135 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6136 (sync_compare_and_swap<mode>): Same.
6137 (sync_lock_test_and_set<mode>): Same.
6138 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6139 for QImode and HImode, and not PPC405.
6140 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6141 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6142 (sync_<fetchop>{si,di}_internal): New.
6143 (sync_nand{si,di}_internal): New.
6144 (sync_old_<fetchop>{si,di}_internal): New.
6145 (sync_old_nand{si,di}_internal): New
6146 (sync_new_<fetchop>{si,di}_internal): New.
6147 (sync_new_nand{si,di}_internal): New.
6148 (atomic_and{si,di}): New.
6149 (sync_new_nand{si,di}_internal): New.
6150 (atomic_and{si,di}): New.
6151 (sync_add<mode>_internal): Delete.
6152 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6153 (sync_sub<mode>_internal): Delte.
6154 (sync_subshort_internal): New.
6155 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6156 (sync_anddi_internal): Delete.
6157 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6158 (sync_booldi_internal): Delete.
6159 (sync_boolc<mode>_internal): Delete.
6160 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6161 (sync_boolc<mode>_internal2): Delete.
6162 (sync_boolcc<mode>_internal): Delete.
6163 (isync, lwsync): Use unspec instead of unspec_volatile.
6164 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6165 Revert UNSPEC_VOLATILE.
6166 (rs6000_split_atomic_op): New.
6167 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6169 2005-07-14 Eric Christopher <echristo@redhat.com>
6171 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6172 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6174 2005-07-14 Eric Christopher <echristo@redhat.com>
6176 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6178 2005-07-14 Steven Bosscher <stevenb@suse.de>
6180 PR tree-optimization/22230
6181 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6182 the computation of the four cross productions for "range op range".
6184 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6185 Ulrich Weigand <uweigand@de.ibm.com>
6188 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6191 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6193 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6195 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6197 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6199 2005-07-14 Richard Guenther <rguenther@suse.de>
6202 * config/i386/i386-protos.h (ix86_function_value): Change
6203 prototype to match new target hook.
6204 * config/i386/i386.c (ix86_value_regno): Change prototype
6205 to take extra type argument.
6206 (TARGET_FUNCTION_VALUE): Define.
6207 (ix86_function_ok_for_sibcall): Pass extra argument to
6208 ix86_value_regno, check return slot rtx for exact match.
6209 (ix86_function_value): Take extra parameter. Dispatch to
6210 ix86_value_regno with fndecl/fntype as provided.
6211 (ix86_value_regno): Handle extra type argument.
6212 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6214 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6215 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6216 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6217 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6218 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6220 2005-07-14 Richard Guenther <rguenther@suse.de>
6222 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6223 * calls.c (expand_call): Pass fntype to hard_function_value.
6224 (emit_library_call_value_1): Likewise.
6225 * explow.c: Include target.h.
6226 (hard_function_value): Take extra argument, the fntype.
6227 Use new target hook for function_value.
6228 * expr.h (hard_function_value): Change prototype.
6229 * function.c (aggregate_value_p): Pass 0 as fntype to
6230 hard_function_value.
6231 (assign_parms): Use new target hook for function_value.
6232 Pass 0 as fntype to hard_function_value.
6233 (expand_function_end): Likewise.
6234 * reg-stack.c: Include target.h.
6235 (stack_result): Use new target hook for function_value.
6236 * target-def.h: New target hook function_value.
6237 * target.h: Likewise.
6238 * targhooks.c (default_function_value): New function.
6239 * targhooks.h (default_function_value): Declare.
6241 2005-07-13 Ian Lance Taylor <ian@airs.com>
6243 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6245 2005-07-14 Jan Hubicka <jh@suse.cz>
6247 * tree-dfa.c (dump_variable): Use default_def function.
6248 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6249 * tree-ssa.c (verify_use): Likewise.
6250 * tree-ssanames.c (release_ssa_name): Likewise.
6251 * tree-tailcall.c (eliminate_tail_call): Likewise.
6252 (tree_optimize_tail_calls_1): Likewise.
6253 * tree-vrp.c (get_value_range): Likewise.
6255 2005-07-14 Ben Elliston <bje@au.ibm.com>
6257 * gcc.c (main): Compare language[0] with '*' when iterating over
6260 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6262 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6263 "s390_emit_compare". Add handling of CCZ1mode.
6264 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6265 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6267 (s390_branch_condition_mask): Add CCZ1mode handling.
6268 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6269 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6270 Use CCZ1mode instead of CCZmode.
6271 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6273 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6275 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6277 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6279 2005-07-13 Eric Christopher <echristo@redhat.com>
6281 * config/mips/mips.c (mips_canonicalize_comparison): New.
6282 (mips_emit_int_relational): Use.
6284 2005-07-13 Eric Christopher <echristo@redhat.com>
6286 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6288 * config/s390/s390.md: Include tpf.md. Move tpf specific
6290 * config/s390/tpf.md: To here.
6291 * config/s390/s390.opt: Move tpf specific options...
6292 * config/s390/tpf.opt: to here. Add mmain option.
6293 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6294 * config/s390/tpf.h: Rewrite.
6296 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6298 * doc/tm.texi: Remove @xref{Cross-profiling}.
6300 2005-07-13 Jeff Law <law@redhat.com>
6302 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6303 expressions, test their _DECL operands for pointer equality rather
6304 than using operand_equal_p.
6306 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6308 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6309 (TARGET_POSIX_IO): This.
6310 * config/darwin.h: Likewise.
6311 * config/freebsd.h: Likewise.
6312 * config/linux.h: Likewise.
6313 * config/lynx.h: Likewise.
6314 * config/netbsd.h: Likewise.
6315 * config/rs6000/linux64.h: Likewise.
6316 * config/rs6000/linux.h: Likewise.
6317 * config/s390/tpf.h: Likewise.
6318 * config/sh/embed-elf.h: Likewise.
6319 * config/sparc/linux64.h: Likewise.
6320 * config/sparc/linux.h: Likewise.
6321 * config/svr4.h: Likewise.
6322 * gcov-io.h: Likewise.
6324 * doc/tm.texi: Updated.
6326 * libgcov.c (create_file_directory): Defined only if
6327 TARGET_POSIX_IO is defined.
6328 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6331 2005-07-13 Jan Hubicka <jh@suse.cz>
6333 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6335 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6337 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6338 structure as argument.
6340 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6342 PR tree-optimization/21921
6343 * tree-iterator.c (tsi_link_before): Support the case when
6344 tsi_end_p (tsi) == true.
6346 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6348 PR tree-optimization/22442
6349 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6352 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6354 PR rtl-optimization/20376
6355 * toplev.c (process_options): Enable -fweb and -frename-registers when
6357 * doc/invoke.texi: Update the information about when -fweb and
6358 -frename-registers are enabled.
6360 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6363 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6364 if *rhs_p is not a SSA_NAME.
6366 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6368 Fix PR tree-optimization/22422
6369 * tree-ssa-structalias.c (struct variable_info): Add flag for
6371 (get_varinfo): Now a static function.
6372 (new_varinfo): init has_union and is_special_var to false.
6373 (solution_set_add): Check has_union.
6374 (do_da_constraint): Move temporary variable so it gets reset
6376 Also check for special variable.
6377 (do_ds_constraint): Ditto.
6378 (do_sd_constraint): Ditto.
6379 (do_structure_copy): Check for special variable.
6380 (find_func_aliases): Ditto.
6381 (init_base_vars): Set special vars properly.
6383 2005-07-13 Jan Hubicka <jh@suse.cz>
6385 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6388 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6389 (get_expr_operands): Fix thinko wrt flags and subvars.
6391 PR tree-optimize/22379
6392 * tree-inline.c (expand_call_inline): Do not output sorry in early
6395 2005-07-12 Dale Johannesen <dalej@apple.com>
6397 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6399 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6402 * host-linux.h: Include limits.h.
6404 2005-07-12 Dale Johannesen <dalej@apple.com>
6406 * expr.c (compress_float_constant): Add cost check.
6407 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6409 2005-07-12 Dale Johannesen <dalej@apple.com>
6411 * gcc.target/i386/compress-float-sse.c: New.
6412 * gcc.target/i386/compress-float-sse-pic.c: New.
6413 * gcc.target/i386/compress-float-387.c: New.
6414 * gcc.target/i386/compress-float-387-pic.c: New.
6415 * gcc.dg/compress-float-ppc.c: New.
6416 * gcc.dg/compress-float-ppc-pic.c: New.
6418 2005-07-12 Eric Christopher <echristo@redhat.com>
6420 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6422 * config/s390/s390.md: Include tpf.md. Move tpf specific
6424 * config/s390/tpf.md: To here.
6425 * config/s390/s390.opt: Move tpf specific options...
6426 * config/s390/tpf.opt: to here. Add mmain option.
6427 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6428 * config/s390/tpf.h: Rewrite.
6430 2005-07-12 Eric Christopher <echristo@redhat.com>
6432 * gcc.c (struct infile): Update comment for language.
6433 (main): Rewrite input file resetting code.
6435 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6438 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6439 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6440 (lookup_avail_expr): Use constant_boolean_node instead
6441 of boolean_false_node/boolean_true_node.
6443 2005-07-12 Ben Elliston <bje@au.ibm.com>
6445 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6446 and use it when printing num_edges.
6448 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6450 * doc/extend.texi (Blackfin Built-in Functions): New section.
6451 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6454 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6456 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6457 s/cmpstrsi/cmpstrnsi
6458 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6460 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6461 (init_optabs): Initialize cmpstrn_optab.
6462 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6463 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6464 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6465 * config/i386/i386.md: s/cmpstr/cmpstrn
6466 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6467 * doc/md.texi: Update documentation.
6469 2005-07-11 Richard Henderson <rth@redhat.com>
6471 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6472 build_va_arg_indirect_ref.
6473 (alpha_gimplify_va_arg): Likewise.
6474 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6475 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6476 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6477 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6478 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6479 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6481 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6483 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6485 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6486 * passes.c (init_optimization_passes): Add pass_empty_loop.
6487 * tree-pass.h (pass_empty_loop): Declare.
6488 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6489 try_remove_empty_loop, remove_empty_loops): New functions.
6490 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6491 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6493 2005-07-12 Peter Barada <peter@the-baradas.com>
6497 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6498 in address registers.
6499 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6500 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6501 alternative of addsi3_5200.
6503 2005-07-11 Ian Lance Taylor <ian@airs.com>
6505 * config/mips/mips.md (ffs<mode>2): Remove.
6507 2005-07-11 Ian Lance Taylor <ian@airs.com>
6509 * doc/tree-ssa.texi (Cleanups): Improve description of
6511 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6513 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6515 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6516 * tree.h (DECL_ARGUMENT_FLD): New macro.
6518 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6520 Fix PR tree-optimization/22404
6522 * tree-ssa-structalias.c (create_variable_info_for): Use
6525 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6527 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6528 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6529 for second comparison operand.
6530 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6532 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6533 (define_insn_reservation "alu"): Likewise.
6534 (csync, ssync): Now of type sync.
6535 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6536 -mcsync-anomaly -mspecld-anomaly.
6537 * config/bfin/bfin.opt (mcsync): Remove.
6538 (mcsync-anomaly, mspecld-anomaly): Add.
6539 * config/bfin/bfin.c: Include "insn-codes.h".
6540 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6541 (TARGET_DEFAULT_TARGET_FLAGS): New.
6542 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6544 2005-07-11 Steven Bosscher <stevenb@suse.de>
6546 * basic-block.h: Give the BB flags enum a name, bb_flags.
6547 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6548 * cfgcleanup.c (enum bb_flags): Remove here.
6549 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6550 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6551 (update_forwarder_flag): Likewise.
6552 (thread_jump): Likewise.
6553 (try_forward_edges): Likewise.
6554 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6555 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6556 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6558 2005-07-11 Richard Guenther <rguenther@suse.de>
6560 * config/i386/i386.opt: New target option -msseregparm.
6561 * config/i386/i386.c (override_options): Error out for
6562 -msseregparm but no SSE support.
6563 (ix86_function_sseregparm): Check for global sseregparm.
6564 * doc/invoke.texi: Document -msseregparm.
6566 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6568 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6569 (m32rle-*-linux*): Ditto.
6571 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6573 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6574 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6577 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6581 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6582 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6584 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6586 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6587 (varmap): Heapify varmap.
6588 (constraints): Heapify constraints.
6589 (struct constraint_graph): Heapify succs and preds.
6590 (constraint_vec_find): Update for heapification.
6591 (constraint_set_union): Ditto.
6592 (insert_into_complex): Ditto.
6593 (constraint_edge_vec_find): Ditto.
6594 (erase_graph_self_edge): Ditto.
6595 (add_graph_edge): Ditto.
6596 (get_graph_weights): Ditto.
6597 (merge_graph_nodes): Ditto.
6598 (build_constraint_graph): Ditto.
6599 (topo_visit): Ditto.
6600 (solve_graph): Ditto.
6601 (create_variable_info_for): Ditto.
6602 (init_base_vars): Ditto.
6603 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6604 (condese_varmap_nodes): Free complex vector.
6605 (clear_edges_for_node): Clear succs and preds vector.
6607 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6609 * tree-ssa-structalias.c (update_alias_info): Change counting of
6610 references to not include vdefs.
6612 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6614 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6617 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6619 * pa.c (pa_commutative_p): Make PLUS commutative when
6620 TARGET_NO_SPACE_REGS is true.
6622 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6624 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6625 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6626 * tree-dfa.c (dump_subvars_for): New.
6627 (debug_subvars_for): New.
6628 (dump_variable): Show subvariables if VAR has them.
6629 * tree-flow-inline.h (get_subvar_at): New.
6630 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6631 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6633 (struct subvar): Change fields offset and size to unsigned
6635 (dump_subvars_for): Declare.
6636 (debug_subvars_for): Declare.
6637 (get_subvar_at): Declare.
6638 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6639 to unsigned HOST_WIDE_INT *.
6640 (overlap_subvar): Likewise.
6641 * tree-gimple.c (is_gimple_reg): Always return false for
6642 SFTs and memory tags.
6643 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6645 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6646 (compute_may_aliases): Call compute_points_to_sets.
6647 (collect_points_to_info_for): Remove.
6648 (compute_points_to_and_addr_escape): Remove.
6649 (delete_alias_info): Call delete_points_to_sets.
6650 (compute_flow_sensitive_aliasing): If the call to
6651 find_what_p_points_to returns false, call set_pt_anything.
6652 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6653 (set_pt_anything): Clear pi->pt_vars.
6654 (set_pt_malloc): Remove.
6655 (merge_pointed_to_info): Remove.
6656 (add_pointed_to_expr): Remove.
6657 (add_pointed_to_var): Remove.
6658 (collect_points_to_info_r): Remove.
6659 (is_escape_site): Make extern.
6661 (create_overlap_variables_for): Call it.
6662 * tree-ssa-copy.c (merge_alias_info): Never merge
6663 flow-sensitive alias information.
6664 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6665 offset and size to be unsigned HOST_WIDE_INT.
6666 (add_to_addressable_set): Rename from note_addressable.
6667 Set TREE_ADDRESSABLE as the variables are added to the set.
6669 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6670 operands into VUSEs when adding V_MAY_DEFs for members in an
6672 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6673 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6674 (struct variable_info): Add bitfield is_heap_var.
6675 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6676 (new_var_info): Initialize is_heap_var.
6677 (get_constraint_for): Add HEAP variables to the symbol table.
6678 Mark them with is_heap_var.
6679 (update_alias_info): New. Taken mostly from the old
6680 compute_points_to_and_addr_escape.
6681 (handle_ptr_arith): New.
6682 (find_func_aliases): Call update_alias_info.
6683 Call handle_ptr_info for tcc_binary expressions.
6684 Call mark_stmt_modified.
6685 (create_variable_info_for): If DECL has subvars, do not create
6686 variables for its subvars. Always add all the fields.
6687 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6688 SFTs, then add all the SFTs of the structure.
6689 If VI->DECL is an aggregate with subvariables, add the SFT at
6691 (find_what_p_points_to): If VI is an artificial variable,
6692 translate to bitfields in SSA_NAME_PTR_INFO.
6693 If the solution is empty, set pi->pt_vars to NULL
6694 (init_base_vars): Create ANYOFFSET.
6695 (compute_points_to_sets): Rename from create_alias_vars.
6697 (pass_build_pta): Remove.
6698 (delete_points_to_sets): Rename from delete_alias_vars.
6699 (pass_del_pta): Remove.
6700 * tree-ssa-structalias.h (struct alias_info): Move from
6702 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6703 NUM_REFERENCES_SET): Likewise.
6704 (compute_points_to_sets, delete_points_to_sets): Declare.
6706 2005-07-09 Richard Henderson <rth@redhat.com>
6708 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6709 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6710 alpha_split_lock_test_and_set_12): New functions.
6711 * config/alpha/alpha-protos.h: Update.
6712 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6713 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6714 * config/alpha/sync.md (I12MODE): New.
6715 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6716 (sync_<fetchop_name><I48MODE>): Likewise.
6717 (sync_nand<I48MODE>): Likewise.
6718 (sync_old_<fetchop_name><I48MODE>): Likewise.
6719 (sync_new_<fetchop_name><I48MODE>): Likewise.
6720 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6721 (sync_compare_and_swap<I48MODE>): Likewise.
6722 (sync_lock_test_and_set<I48MODE>): Likewise.
6723 (sync_compare_and_swap<I12MODE>): New.
6724 (sync_compare_and_swap<I12MODE>_1): New.
6725 (sync_lock_test_and_set<I12MODE>): New.
6726 (sync_lock_test_and_set<I12MODE>_1): New.
6728 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6732 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6734 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6736 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6737 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6739 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6742 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6744 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6746 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6747 memory_operand constraint.
6748 (store_conditional_<mode>): Same.
6749 (sync_compare_and_swap<mode>): Same.
6750 (sync_lock_test_and_set<mode>): Same.
6752 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6754 Rewrite PIC support to more closely model actual instructions.
6755 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6756 (cris_symbol): Remove prototypes for removed functions.
6757 (cris_pic_symbol_type_of, cris_valid_pic_const)
6758 (cris_expand_pic_call_address): Prototypes for new functions.
6759 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6761 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6763 <case ':'>: Add case for new punctuation character.
6764 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6765 emitting (extra) PIC modifier.
6766 <case UNSPEC>: Do not assert for PLT.
6767 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6768 (cris_expand_prologue, cris_expand_epilogue): Check
6769 for pic_offset_table_rtx usage instead of taking
6770 current_function_uses_pic_offset_table as the final word.
6771 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6772 Remove flag_pic difference.
6773 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6774 the moral equivalents of...
6775 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6777 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6778 (cris_handle_option): Mark ARG as unused.
6779 (cris_expand_pic_call_address): New worker function for "call",
6781 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6782 output PIC constructs here.
6783 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6784 as symbol-specific modifers, not whole or part of operands.
6785 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6786 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6787 constants and flag_pic.
6788 (CONSTANT_INDEX_P): Adjust for new functions.
6789 (enum cris_pic_symbol_type): New helper type.
6790 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6791 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6792 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6794 ("movsi"): Emit actual instructions for GOT and relative access.
6795 ("*movsi_got_load"): New pattern to set up the register holding
6797 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6798 Adjust FIXME for 'S'.
6799 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6800 Use "movs" for -fpic cases.
6801 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6802 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6803 ("call", "call_value"): Just call cris_expand_pic_call_address for
6805 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6806 Remove special pattern.
6807 ("*expanded_call_side", "*expanded_call_value_side"): New
6809 (gotplt-to-plt, gotplt-to-plt-side-call)
6810 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6812 * config/cris/cris/predicates.md
6813 ("cris_general_operand_or_gotless_symbol"): Remove unused
6815 ("cris_general_operand_or_symbol"): Adjust for new functions.
6817 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6819 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6821 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6823 * Makefile.in (TREE_H): Add treestruct.def.
6824 (c-decl.o): Add pointer-set.h
6825 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6826 visibility on regular DECL's.
6827 (merge_decls): Fix the copying of decl nodes of various types for
6828 the new structures. Don't update RTL, section name, weak status,
6829 etc, on DECL's without RTL.
6830 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6831 Don't check volatile on non-variable types.
6832 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6833 to check whether we have seen arguments.
6834 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6835 flag is checked before field (flag is common, field is not).
6836 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6837 TS_DECL_COMMON could have an origin.
6838 (add_location_or_const_value_attribute): Don't check section name
6839 on non-var/function decls.
6840 (dwarf2out_var_location): Reverse order of tests.
6841 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6842 with DECL_WRTL_CHECK.
6843 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6844 * fold-const.c (fold_binary): Don't check weakness on
6845 non-var/function decls.
6846 (tree_expr_nonzero_p): Ditto.
6847 (fold_checksum_tree): Use tree_decl_extra as sizeof
6849 * ggc-page.c (extra_order_size_table): Add sizes for
6850 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6852 * gimplify.c (gimplify_bind_expr): Only set
6853 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6854 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6856 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6857 * langhooks.h (init_ts). New langhook.
6858 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6859 * print-tree.c (print_node): Update to only print fields that
6860 exist in the structures the passed decl has.
6861 * toplev.c (wrapup_global_declarations): Don't reset
6862 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6863 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6864 * tree-inline.c (remap_decl): Ditto.
6865 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6866 * tree-pretty-print.c (print_declaration): Don't print
6867 DECL_REGISTER on things that don't contain it.
6868 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6869 non-var/function decls.
6870 * tree.c (tree_contains_struct): New structure.
6871 (init_priority_for_decl): New hashtable.
6872 (tree_int_map): New structure.
6873 (tree_int_map_eq): New function.
6874 (tree_int_map_marked_p): Ditto.
6875 (tree_int_map_hash): Ditto.
6876 (tree_map): Move to tree.h.
6877 (tree_map_eq): Externalize.
6878 (tree_map_hash): Ditto.
6879 (tree_map_marked_p): Ditto.
6880 (init_ttree): Set up tree_contains_struct and call langhook.
6881 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6882 (tree_code_size): Update for new structures.
6883 (tree_node_structure): Update for new structures.
6884 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6886 (copy_node_stat): Copy init priority.
6887 (build_decl_stat): Ditto for visibility.
6888 (ts_enum_names): New.
6889 (tree_contains_struct_check_failed): New function.
6890 (decl_init_priority_lookup): Ditto.
6891 (decl_init_priority_insert): Ditto.
6892 * treestruct.def: New file.
6893 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6894 (CONTAINS_STRUCT_CHECK): Ditto.
6895 (tree_contains_struct_check_failed): New prototype.
6896 (DECL_CHECK): Removed.
6897 (DECL_MINIMAL_CHECK): New.
6898 (DECL_COMMON_CHECK): Ditto.
6899 (DECL_WRTL_CHECK): Ditto.
6900 (DECL_NON_COMMON_CHECK): Ditto.
6901 (DECL_WITH_VIS_CHECK): Ditto.
6902 (VAR_OR_FUNCTION_DECL_P): Ditto
6903 (struct tree_decl_minimal): New structure.
6904 (struct tree_decl_common): Ditto.
6905 (struct tree_decl_with_rtl): Ditto.
6906 (struct tree_decl_with_vis): Ditto.
6907 (struct tree_decl_non_common): Ditto.
6908 (struct tree_field_decl): Ditto.
6909 (struct tree_parm_decl): Ditto.
6910 (struct tree_var_decl): Ditto.
6911 (struct tree_function_decl): Ditto.
6912 (struct tree_const_decl): Ditto.
6913 (struct tree_result_decl): Ditto.
6914 (union tree_node): Add new structures.
6915 * var-tracking.c (track_expr_p): Reverse order of tests.
6917 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6919 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6921 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6922 * system.h: Poison FINALIZE_PIC.
6923 * doc/tm.texi (FINALIZE_PIC): Remove.
6925 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6928 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6929 to the correct type if we have a MODIFY_EXPR.
6931 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6933 PR tree-optimization/22360
6934 * tree.c (upper_bound_in_type): Fix calculations for casting
6935 to a non-wider signed type and casting a signed value to a
6936 wider unsigned type.
6937 (lower_bound_in_type): Fix calculations for casting to a
6938 non-wider signed type.
6940 PR tree-optimization/20139
6941 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6943 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6944 fold_cond_expr_cond.
6945 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6946 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6948 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6951 * tree-complex.c (expand_complex_libcall): Produce
6952 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6954 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6956 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6957 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6958 b" assert and inserted fastpath code for this case.
6959 (bitmap_ior): Removed "a != b" assert.
6961 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6963 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6964 (ENDFILE_SPEC): Likewise.
6965 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6967 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6968 a large stack frame at epilogue.
6970 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6972 * final.c: Include sdbout.h when required.
6974 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6976 * config.gcc (*-*-darwin*): Only one target-specific header file
6978 (powerpc-*-darwin*): Add version-specific header files.
6979 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6980 * config.in: Regenerate.
6981 * configure: Regenerate.
6982 * gcc.c: Include xregex.h.
6983 (version_compare_spec_function): New.
6984 (spec_function): Add version-compare.
6985 (replace_outfile_spec_function): Reformat comment.
6986 (compare_version_strings): New.
6987 * config/darwin-c.c (version_as_macro): New.
6988 (builtin_define): New.
6989 (darwin_cpp_builtins): New.
6990 * config/darwin-protos.h (darwin_cpp_builtins): New.
6991 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6992 (LIB_SPEC): Make unconditional, update comment.
6993 (TARGET_C99_FUNCTIONS): Define.
6994 * config/darwin.opt: Sort.
6995 (mmacosx-version-min=): New.
6996 * config/darwin7.h: Delete.
6997 * config/darwin8.h: Delete.
6998 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6999 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7000 (TARGET_C99_FUNCTIONS): Define.
7001 * config/rs6000/darwin7.h: New.
7002 * config/rs6000/darwin8.h: New.
7003 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7004 (-mmacosx-version-min): Document.
7006 2005-07-07 Ian Lance Taylor <ian@airs.com>
7008 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7010 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7013 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7015 2005-07-07 Khem Raj <kraj@mvista.com>
7017 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7018 in bytes, not words.
7020 2005-07-07 Paul Brook <paul@codesourcery.com>
7022 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7023 DEFAULT_FUNCTION_ARG_PADDING to upward.
7025 2005-07-07 Richard Henderson <rth@redhat.com>
7027 * function.c (locate_and_pad_parm): Record parameter alignment in
7028 stack_alignment_needed.
7030 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7032 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7033 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7034 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7035 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7036 (define_attr "type"): Add isync, sync, load_l, store_c.
7037 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7038 Create scratch volatile MEM.
7039 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7041 (load_locked_<mode>): New.
7042 (store_conditional_<mode>): New.
7043 (sync_compare_and_swap<mode>): Replace with splitter.
7044 (sync_lock_test_and_set<mode>): Replace with splitter.
7045 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7047 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7048 is ics. Attribute isync.
7049 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7051 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7052 and UNSPECV_SYNC_OP.
7053 (emit_unlikely_jump): New.
7054 (emit_load_locked): New.
7055 (emit_store_conditional): New.
7056 (rs6000_split_compare_and_swap): New.
7057 (rs6000_split_lock_test_and_set): New.
7058 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7059 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7060 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7061 rs6000_split_lock_test_and_set): Declare.
7062 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7063 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7064 store_c, isync, sync.
7066 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7068 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7069 filenames to gtyp-gen.h.
7070 (s-typ-gen): Use it in place of for loops.
7072 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7074 * hooks.c (hook_bool_rtx_int_false): New function.
7075 * hooks.h (hook_bool_rtx_int_false): Declare.
7076 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7077 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7078 * target.h (struct gcc_target): Add commutative_p member.
7079 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7080 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7081 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7082 (pa_commutative_p): New function.
7083 * jump.c (target.h): Include.
7084 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7085 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7087 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7089 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7090 (s390_expand_setmem): New.
7091 * config/s390/s390.c: Likewise.
7092 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7094 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7095 general_operand. Call new function "s390_expand_setmem".
7096 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7097 ("setmem_long", "*setmem_long"): ... this.
7099 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7101 * config/s390/s390.c: (optimization_options): Enable
7102 TARGET_MVCLE at -Os.
7103 * doc/invoke.texi: Document changes in default behaviour.
7104 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7106 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7108 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7109 defined by back-end.
7111 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7113 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7114 all sets in the pattern.
7115 * config/rs6000/rs6000.md (stack_protect_testsi,
7116 stack_protect_testdi): Likewise.
7118 2005-07-06 Jeff Law <law@redhat.com>
7120 * tree-vrp.c (simplify_using_ranges): Kill.
7121 (vrp_finalize): Remove call to simplify_using_ranges.
7122 (simplify_stmt_using_ranges): New function extracted from
7123 simplify_using_ranges.
7124 (simplify_div_or_mod_using_ranges): Likewise.
7125 (simplify_abs_using_ranges): Likewise.
7126 (simplify_cond_using_ranges): New function.
7127 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7128 * tree-ssa-propagate.c (substitute_and_fold): Call
7129 simplify_stmt_using_ranges if we have range information.
7131 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7133 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7134 ia64_flag_schedule_isns2.
7136 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7137 reading/writing general registers.
7138 (ia64_function_arg): Revert 2005-06-18 change.
7140 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7142 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7143 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7145 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7147 * function.c (expand_function_end): Revert part of 2005-06-27
7148 patch. Do sjlj_emit_function_exit_after after return_label.
7150 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7152 * doc/install.texi (--disable-libssp): New.
7154 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7156 * doc/invoke.texi: Update -fforce-mem documentation.
7157 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7158 code for -fforce-mem.
7159 * expmed.c: (store_bit_field,store_fixed_bit_field,
7160 extract_bit_field): Ditto.
7161 * expr.c: (convert_move): Ditto.
7162 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7163 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7164 emit_conditional_add,expand_float,expand_fix): Ditto.
7165 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7166 (common_handle_option): Issue warning when -fforce-mem specified.
7168 2005-07-06 Paul Brook <paul@codesourcery.com>
7170 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7172 * configure: Regenerate.
7174 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7176 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7178 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7180 Fix PR tree-optimization/22319
7181 Fix PR tree-optimization/22140
7182 Fix PR tree-optimization/22310
7184 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7185 variable sized types.
7186 Use correct type for intermediate structure on *a = *b structure
7189 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7191 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7193 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7194 (machine_function): Move typedef to...
7195 * config/rs6000/rs6000.c (machine_function): ... here. Add
7196 varargs_save_offset field.
7197 (rs6000_stack_t): Remove varargs_size field.
7198 (setup_incoming_varargs): Allocate varargs save area using
7199 assign_stack_local, try to make it as small as possible.
7200 Save offset from virtual_stack_vars_rtx to the save area
7201 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7202 instead of magic 8 when fp word byte size is used.
7203 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7204 instead of -RS6000_VARARGS_SIZE.
7205 (rs6000_stack_info, debug_stack_info,
7206 rs6000_initial_elimination_offset): Remove all traces of
7208 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7209 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7210 RS6000_VARARGS_AREA.
7212 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7214 PR tree-optimization/21963
7215 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7216 constant_multiple_of in the same way get_computation_cost_at does.
7218 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7220 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7221 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7222 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7223 and return its previous value.
7224 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7225 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7227 (stack_protect_set, stack_protect_test): New expanders.
7228 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7229 stack_protect_testdi): New insns.
7230 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7231 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7233 2005-07-06 Jeff Law <law@redhat.com>
7235 * tree-ssa-dce.c (cfg_altered): New global.
7236 (tree_dce_init): Initialize cfg_altered.
7237 (remove_dead_stmt): If we remove an edge in the CFG, then set
7239 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7242 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7244 * Makefile.in (stamp-collect-ld): Use
7245 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7246 ./collect-ld if it already exists.
7247 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7248 Don't remove ./nm if it already exists.
7250 2005-07-05 Devang Patel <dpatel@apple.com>
7252 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7253 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7254 * tree-vectorizer.c (vect_loop_location): New.
7255 (vect_print_dump_info): Use vect_loop_location.
7256 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7257 (vectorize_loops): Set vect_loop_location.
7258 * tree-vect-analyze.c (vect_analyze_offset_expr,
7259 vect_determin_vectorization_factor, vect_analyze_operations,
7260 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7261 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7262 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7263 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7264 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7265 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7266 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7267 vect_analyze_loop): Adjust vect_print_dump_info API.
7268 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7269 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7270 vect_finish_stmt_generation, vectorizable_assignment,
7271 vectorizable_operation, vectorizable_store, vectorizable_load,
7272 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7273 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7274 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7275 vect_transform_loop): Same.
7276 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7277 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7280 2005-07-05 Randolph Chung <tausq@debian.org>
7282 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7283 * configure: Regenerate.
7284 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7285 (pa_tls_referenced_p): Declare.
7286 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7287 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7288 (legitimize_tls_address): New.
7289 (hppa_legitimize_address): Handle TLS addresses.
7290 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7291 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7292 (emit_move_sequence): Handle TLS addresses.
7293 (pa_encode_section_info): Call default handler to handle common
7295 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7296 (CONSTANT_ADDRESS_P): Reject TLS operands.
7297 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7298 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7299 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7300 (UNSPEC_TLSLE): Define new constants.
7301 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7302 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7303 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7304 (tie_symbolic_operand, tle_symbolic_operand): New
7306 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7308 * aclocal.m4: Update macros for autoconf 2.59 style.
7309 * configure.ac: Likewise.
7311 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7313 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7314 (function_arg): Pass small aggregates in general registers on 32-bit
7316 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7318 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7320 * Makefile.in (final.o): Fix dependencies.
7322 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7326 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7327 * langhooks.c (lhd_expr_to_decl): New.
7328 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7330 (LANG_HOOKS_INITIALIZER): Update.
7331 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7332 expr_to_decl langhook.
7333 * c-tree.h (c_expr_to_decl): Declare.
7334 * c-typeck.c (c_expr_to_decl): New.
7335 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7337 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7339 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7342 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7343 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7345 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7347 * Makefile.in: Adjust dependencies.
7348 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7349 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7350 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7351 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7352 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7353 rest_of_compilation.
7355 * bb-reorder.c (gate_duplicate_computed_gotos,
7356 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7357 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7358 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7359 pass_partition_blocks): New.
7360 * bt-load.c (gate_handle_branch_target_load_optimize,
7361 rest_of_handle_branch_target_load_optimize,
7362 pass_branch_target_load_optimize): New.
7363 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7365 * cfglayout.c (pass_insn_locators_initialize): New.
7366 * cfgrtl.c (pass_free_cfg): New.
7367 * combine.c (gate_handle_combine, rest_of_handle_combine,
7369 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7370 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7371 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7372 * except.c (pass_set_nothrow_function_flags,
7373 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7375 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7376 rest_of_handle_shorten_branches, pass_shorten_branches,
7377 rest_of_clean_state, pass_clean_state): New.
7378 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7379 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7380 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7382 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7383 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7384 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7385 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7387 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7388 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7389 pass_rtl_ifcvt, gate_handle_if_after_combine,
7390 rest_of_handle_if_after_combine, pass_if_after_combine,
7391 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7392 pass_if_after_reload): New.
7393 * integrate.c (pass_initial_value_sets): New.
7394 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7395 pass_purge_lineno_notes): New.
7396 * mode-switching.c (rest_of_handle_mode_switching,
7397 pass_mode_switching): New.
7398 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7399 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7401 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7402 pass_loop_optimize): New.
7403 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7405 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7407 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7408 pass_postreload_cse): New.
7409 * profile.c (gate_handle_profiling, pass_profiling,
7410 rest_of_handle_branch_prob, pass_branch_prob): New.
7411 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7412 pass_split_before_regstack, gate_handle_split_before_regstack,
7413 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7414 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7415 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7416 pass_stack_regs): New.
7417 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7418 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7419 pass_stack_adjustments): New.
7420 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7421 pass_regrename): New.
7422 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7423 pass_delay_slots, gate_handle_machine_reorg,
7424 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7425 * rtl.h (extern void purge_line_number_notes): New.
7426 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7427 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7429 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7431 * value-prof.c (gate_handle_value_profile_transformations,
7432 rest_of_handle_value_profile_transformations,
7433 pass_value_profile_transformations): New.
7434 * var-tracking.c (gate_handle_var_tracking,
7435 pass_variable_tracking): New.
7436 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7438 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7439 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7440 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7441 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7442 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7443 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7444 rest_of_handle_gcse2, rest_of_handle_regmove,
7445 rest_of_handle_tracer, rest_of_handle_if_conversion,
7446 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7447 rest_of_handle_web, rest_of_handle_branch_prob,
7448 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7449 rest_of_handle_jump_bypass, rest_of_handle_combine,
7450 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7451 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7452 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7453 rest_of_handle_mode_switching, rest_of_handle_jump,
7454 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7455 rest_of_handle_flow2, rest_of_handle_jump2,
7456 rest_of_handle_peephole2, rest_of_handle_postreload,
7457 rest_of_handle_shorten_branches, rest_of_clean_state,
7458 rest_of_compilation): Remove.
7460 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7461 * passes.c (dump_flags, in_gimple_form, all_passes,
7462 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7463 register_dump_files, next_pass_1, last_verified, execute_todo,
7464 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7465 from tree-optimize.c.
7466 (init_optimization_passes): Moved from tree-optimize.c,
7467 adding the RTL optimizations.
7468 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7469 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7470 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7471 register_dump_files, next_pass_1, last_verified, execute_todo,
7472 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7473 init_tree_optimization_passes, ipa_passes): Delete.
7474 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7476 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7477 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7479 (ipa_passes): Remove.
7480 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7481 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7482 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7483 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7484 (dump_info_p, dump_flag): Moved to tree-dump.h.
7486 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7488 * passes.c (finish_optimization_passes): Use dump_begin
7489 and dump_end, TDI_end.
7490 (gate_rest_of_compilation): New.
7491 (pass_rest_of_compilation): Use it.
7492 (gate_postreload, pass_postreload): New.
7493 * toplev.c (general_init): Rename init_tree_optimization_passes.
7494 * toplev.h (init_tree_optimization_passes): Rename to
7495 init_optimizations_passes.
7496 * tree-dump.c (dump_flag): Make static.
7497 (dump_files): Remove RTL dumps.
7498 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7499 pass_cleanup_cfg, pass_free_cfg_annotations,
7500 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7501 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7502 * tree-pretty-print.c: Include tree-pass.h.
7503 * cgraph.c: Include tree-dump.h.
7505 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7507 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7508 Only fall back to saying it points to readonly memory if
7511 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7513 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7514 * config/m32r/m32r.c (m32r_compute_frame_size,
7515 m32r_expand_prologue): Take current_function_profile into
7516 account whenever we reference
7517 current_function_uses_pic_offset_table.
7518 (m32r_finalize_pic): Remove.
7519 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7521 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7523 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7524 instead of $<. Don't remove ./as if it already exists.
7526 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7529 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7530 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7531 for complex modes when generating code for PA 1.0.
7532 (VALID_FP_MODE_P): New macro.
7533 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7534 sets for all general and floating point modes. Align wide floating
7535 point modes to even register boundaries to comply with architectural
7537 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7538 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7539 (VALID_FP_MODE_P): New macro.
7540 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7541 sets for all general and floating point modes. Align wide floating
7542 point modes to even register boundaries to comply with architectural
7545 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7547 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7550 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7552 * tree-ssa-structalias.c: Don't include expr.h.
7554 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7556 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7559 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7561 Fix PR tree-optimization/22279
7563 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7566 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7568 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7570 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7572 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7573 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7574 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7575 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7576 config/stormy16/stormy16.c, config/v850/v850.c,
7577 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7578 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7579 Avoid "." or "\n" at end of diagnostics and capital letters at
7580 start of diagnostics.
7581 * combine.c, cse.c: Don't translate dump file output.
7582 * toplev.c (print_version): Only translate output if going to
7585 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7587 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7588 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7591 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7593 * pa.c (fix_range): Fix typo in comment.
7595 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7597 * tree-vrp.c (extract_range_from_assert): Replace
7598 fold (build (...)) with fold_build2.
7600 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7602 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7603 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7604 (format_types_orig, handle_format_attribute): Add support for
7607 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7609 * varasm.c (assemble_variable): Fix format specifier thinko.
7611 2005-07-03 Ira Rosen <irar@il.ibm.com>
7613 PR tree-optimization/22029 (and 22135)
7614 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7615 a phi node before calling dump_vops.
7617 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7619 * tree-dump.h (dump_string_field): Declare.
7620 * tree-dump.c: Use it instead of dump_string.
7621 (dump_string_field): Make non-static.
7623 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7625 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7626 up the minimal CFG stuff always when optimize > 0. Call
7627 split_all_insns_noflow in PIC case if needed.
7629 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7630 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7633 * c-decl.c (c_write_global_declarations): Dump contents of
7635 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7636 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7637 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7638 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7641 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7643 * c-common.h (GCC_DIAG_STYLE): Define.
7644 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7645 version for format checking to 4.1.
7646 * c-format.c: Include toplev.h after c-common.h.
7647 (enum format_type): Add gcc_tdiag_format_type.
7648 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7649 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7650 (format_types_orig): Add gcc_tdiag.
7651 (init_dynamic_diag_info): Support gcc_tdiag formats.
7652 (handle_format_attribute): Likewise.
7653 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7654 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7655 version for format checking to 4.1.
7656 (warning0, warning, error, pedwarn, sorry): Use
7658 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7659 (finish_aliases_1): Do not use %qE.
7660 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7661 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7662 Correct format bugs.
7663 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7664 parameter to unsigned HOST_WIDE_INT.
7665 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7667 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7670 * expr.c (write_complex_part): Use adjust_address for MEM.
7671 (read_complex_part): Same.
7673 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7675 Fix PR tree-optimization/22280
7677 * tree-sra.c (generate_element_init): Remove useless loop.
7679 2005-07-02 Richard Henderson <rth@redhat.com>
7681 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7683 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7685 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7688 * fold-const.c (fold_binary): Handle the return value of
7689 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7690 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7692 2005-07-02 Jeff Law <law@redhat.com>
7694 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7695 a eliminate type conversion which feeds an equality comparison
7696 if the original type or either operand in the comparison is a
7699 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7701 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7702 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7704 * config/avr/avr.c: Do not use '`' as left quote.
7705 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7706 Remove "." from end of diagnostics. Make diagnostics start with
7709 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7710 Joseph S. Myers <joseph@codesourcery.com>
7712 * toplev.c (default_tree_printer): Handle setting location with
7714 * c-objc.common.c (c_tree_printer): Likewise.
7715 * c-format.c (gcc_diag_flag_specs): Add '+'.
7716 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7717 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7719 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7720 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7721 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7722 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7723 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7724 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7725 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7726 format arguments where %J is used without %D.
7728 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7730 * gcc.c (LINK_SSP_SPEC): Define.
7731 (link_ssp_spec): New variable.
7732 (LINK_COMMAND_SPEC): Add %(link_ssp).
7733 (static_specs): Add link_ssp_spec.
7734 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7735 * configure: Rebuilt.
7736 * config.in: Rebuilt.
7738 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7739 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7740 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7741 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7742 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7743 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7744 -0x7008(2) instead of reading __stack_chk_guard variable.
7745 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7747 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7748 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7749 if TARGET_THREAD_SSP_OFFSET is defined.
7750 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7751 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7754 2005-06-27 Richard Henderson <rth@redhat.com>
7755 * libgcc-std.ver (GCC_4.1.0): New.
7756 * libgcc.h (__stack_chk_guard): Declare.
7757 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7758 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7759 * mklibgcc.in (lib2funcs): Add them.
7761 2005-07-01 Richard Henderson <rth@redhat.com>
7763 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7764 void * before struct sigcontext *.
7765 (x86_fallback_frame_state): Likewise.
7767 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7769 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7771 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7774 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7775 we check for SSA_NAME for.
7777 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7779 Fix PR tree-optimization/22071
7781 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7783 (get_constraint_for_component_ref): Use it.
7785 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7788 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7789 print out the last new line.
7791 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7793 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7794 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7795 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7796 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7797 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7798 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7799 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7800 (enum reg_class): New member CC0_REGS.
7801 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7802 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7803 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7804 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7805 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7806 Adjust for register now described.
7808 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7811 * config/i386/i386.md (stack_protect_test_si,
7812 stack_protect_test_di): Add earlyclobber for scratch 3.
7813 * config/rs6000/rs6000.md (stack_protect_testsi,
7814 stack_protect_testdi): Add earlyclobber for scratch 3,
7815 remove earlyclobber from scratch 4.
7817 Older entries for 2005 can be found in ChangeLog-2005.