1 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3 PR rtl-optimization/24460
4 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5 set the basic block for barriers.
7 2005-10-21 Janis Johnson <janis187@us.ibm.com>
9 * var-tracking.c (vt_initialize): Initialize post.
11 2005-10-21 Devang Patel <dpatel@apple.com>
14 * c-common.c (vector_types_convertible_p): Check vector element type.
16 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
18 * config/sh/sh.c (prepare_move_operands): Handle the address
19 constant which is a tls symbolic address plus a constant.
21 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
24 * gcc.c (main): Use the correct counter for erroring out
27 2005-10-21 Alan Modra <amodra@bigpond.net.au>
30 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
31 use r2 for 64-bit tls .got access.
33 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
35 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
38 2005-10-20 Steven Bosscher <stevenb@suse.de>
40 PR tree-optimization/24225
41 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
43 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
46 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
48 * varasm.c (find_decl_and_mark_needed): After cgraph global info
49 is ready, stop marking functions, but still mark variables.
51 2005-10-20 Richard Guenther <rguenther@suse.de>
54 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
57 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
59 PR rtl-optimization/23585
60 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
61 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
62 (may_trap_p_1): New predicate extracted from...
63 (may_trap_p): ... here. Invoke may_trap_p_1.
64 (may_trap_or_fault_p): New predicate.
65 * rtl.h (may_trap_or_fault_p): Declare it.
66 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
67 instead of may_trap_p.
68 (steal_delay_list_from_fallthrough): Likewise.
69 (fill_simple_delay_slots): Likewise.
70 (fill_slots_from_thread): Likewise.
71 * function.c (pad_to_arg_alignment): Rework comment about
72 SPARC_STACK_BOUNDARY_HACK.
73 * config/sparc/sparc.h: Likewise.
75 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
77 * config/s390/s390.c (s390_expand_insv): New.
78 * config/s390/s390-protos.h (s390_expand_insv): Declare.
79 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
80 ("icm_hi"): Remove mode attribute.
81 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
83 ("*extracthi", "*extractqi"): Remove.
84 (extv<mode>", "*extzv<mode>"): New.
85 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
86 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
88 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
90 * cfgexpand.c (discover_nonconstant_array_refs_r,
91 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
92 (tree_expand_cfg): Call discover_nonconstant_array_refs.
93 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
94 discover_nonconstant_array_refs.
96 2005-10-19 Steven Bosscher <stevenb@suse.de>
99 * c-decl.c (pop_scope): Don't warn about an unused variable
100 if it is marked with TREE_NO_WARNING.
101 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
102 somenow mismatch and olddecl is to be replaced.
104 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
107 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
108 whether registers live on the edge can be saved/restored.
110 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
112 * config/sh/sh.c (fixup_mova): Skip notes.
114 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
116 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
117 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
118 (s390_can_eliminate): Handle BASE_REGNUM elimination.
119 (s390_initial_elimination_offset): Likewise.
120 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
121 register on TARGET_ZARCH targets.
122 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
123 (INITIAL_FRAME_POINTER_OFFSET): Remove.
124 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
125 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
127 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
129 * config/s390/s390.md: Comment describing output modifiers updated.
130 * config/s390/s390.c (print_operand): Likewise.
132 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
134 * config/s390/s390.c (override_options): Added check for -mstack-size
136 * doc/invoke.texi: Mention that limit in the documenation.
138 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
141 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
143 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
145 Fix PR tree-optimization/24231
147 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
148 (compute_avail): Ditto.
150 2005-10-18 Richard Henderson <rth@redhat.com>
153 * config/i386/i386.c (legitimate_constant_p): Check
154 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
156 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
157 (legitimate_pic_address_disp_p): Reorg CONST checking to make
158 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
160 (print_operand_address): Likewise.
161 * config/i386/predicates.md (x86_64_immediate_operand): Test
162 SYMBOL_REF_TLS_MODEL properly inside CONST.
163 (x86_64_zext_immediate_operand): Likewise.
164 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
165 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
166 * config/i386/i386-protos.h: Remove predicates.md entries.
168 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
170 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
171 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
173 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
174 Ian Lance Taylor <ian@airs.com>
177 * fold-const.c (fold_widened_comparison): Do not allow range based
178 constant folding when right operand cannot be unwidened.
180 2005-10-17 Richard Henderson <rth@redhat.com>
182 * builtins.c (expand_builtin_synchronize): Build a new-style asm
183 with a memory clobber.
185 2005-10-17 James E Wilson <wilson@specifix.com>
187 PR rtl-optimization/17356
188 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
189 checking for EDGE_EH.
191 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
193 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
194 the slot on an even boundary for any type with 16-byte alignment.
196 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
199 * md.texi (Modifiers) <%>: Clarify that % doesn't work
200 after register allocation.
202 2005-10-17 DJ Delorie <dj@redhat.com>
204 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
207 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
210 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
213 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
215 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
216 to 2 if it's already non-zero.
217 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
218 is set and warn about it if flag_schedule_insns is 1.
220 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
222 * config/crx/crx.md: Compare-and-branch instructions need to
225 2005-10-17 Uros Bizjak <uros@kss-loka.si>
228 * config/i386/i386.md (*pushdi2_rex64 splitter)
229 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
230 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
231 flow2 pass only when (optimize > 0 && flag_peephole2).
233 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
236 * gcc.c (have_c): New static variable.
238 (process_command): Remove declation of have_c.
239 Set have_o to 1 when handling -o.
240 (main): Add a fatel error if there are multiple
241 files specified and -o and -c/-S is passed witout
242 -combine or multiple languages.
244 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
246 Fix PR tree-optimization/22444
247 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
248 Assert that we don't hit something with subvars.
249 (setup_pointers_and_addressables): Don't add things with subvars,
250 because we'll already process the subvars for aliasing purposes.
252 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
255 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
256 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
257 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
258 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
259 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
260 swapped, alternatives for the R constraint.
263 * builtins.c (get_builtin_sync_mode): Make unlimited
264 mode_for_size request.
266 2005-10-15 Richard Henderson <rth@redhat.com>
268 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
269 (gimplify_expr): ... here.
270 (gimplify_compound_lval): Use it in initial scan loop. Allow
271 fb_lvalue in base expression.
273 2005-10-15 Richard Henderson <rth@redhat.com>
276 * builtins.c (expand_builtin_trap): Export.
277 * expr.h (expand_builtin_trap): Declare.
278 * expr.c (expand_assignment): Emit a trap for integral offsets
279 from registers that weren't reduced to bitpos.
281 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
282 (mark_array_ref_addressable): Remove.
283 * tree-flow.h (mark_array_ref_addressable): Remove.
284 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
286 2005-10-15 James E Wilson <wilson@specifix.com>
289 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
290 (add_dependence_list_and_free): Likewise.
291 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
294 2005-10-15 Diego Novillo <dnovillo@redhat.com>
298 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
299 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
301 (vrp_visit_phi_node): Only prevent infinite iterations when
302 the previous result and the new result are both VR_RANGEs.
304 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
306 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
309 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
312 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
315 2005-10-14 Per Bothner <per@bothner.com>
317 PR preprocessor/21250
318 * c-ppoutput.c (print_line): Print internal line 0 as 1.
320 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
323 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
324 overflow flags. Refactor some conditionals.
326 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
329 * tree-dfa.c (add_referenced_var): Only look at decls which
330 have TREE_CONSTANT or TREE_READONLY set instead of if
331 !TREE_PUBLIC or !TREE_CONSTANT.
333 2005-10-13 James E Wilson <wilson@specifix.com>
335 * doc/invoke.texi: For -x, add f95-cpp-input.
336 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
338 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
340 PR tree-optimization/24262
341 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
342 in loop all the time.
344 2005-10-12 Richard Henderson <rth@redhat.com>
347 * tree.h (DECL_TRANSPARENT_UNION): Remove.
348 * function.c (assign_parm_find_data_types): Don't support it.
349 * print-tree.c (print_node): Likewise.
350 * c-common.c (handle_transparent_union_attribute): Likewise.
351 Use build_duplicate_type.
352 * tree-inline.c (remap_type_1): Split out of remap_type;
353 properly remap aggregate fields.
354 (build_duplicate_type): New.
355 * doc/extend.texi (Variable Attributes): Remove documentation
356 for transparent_union.
358 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
361 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
362 (gen_stack_pointer_dec): Likewise.
364 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
368 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
370 (struct cxx): Add adjust_class_at_definition target hook.
371 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
372 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
373 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
374 hook_void_tree. Add to TARGET_CXX.
375 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
377 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
378 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
379 instead of attribute. Check for dllexport override. Warn if
380 inconsistent dll linkage. Don't lose old dllimport if decl has
381 had address referenced. Tweak lookup of dllimport atribute.
382 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
383 for target specific rules. Don't add dllimport attribute if
384 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
386 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
387 * varasm.c (initializer_constant_valid_p): Replace
388 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
392 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
393 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
394 (i[34567]86-*-mingw32*): Likewise.
396 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
397 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
399 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
400 C++-specific code. Change return value to bool.
401 (i386_pe_dllimport_p): Likewise.
402 (associated_type): Simplify and make language-independent
403 (i386_pe_encode_section_info): Replace override of ambiguous
404 dllimport symbol refs with a gcc_assert.
405 (i386_pe_valid_dllimport_attribute_p): Define.
406 * config/i386/winnt-cxx.c: New file. Define C++ versions of
407 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
408 i386_pe_adjust_class_at_definition.
409 * config/i386/winnt-stubs.c: New file. Define stub versions of
410 lang-specific functions.
411 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
412 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
413 i386_pe_adjust_class_at_definition.
414 (i386_pe_valid_dllimport_attribute_p): Declare.
415 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
416 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
417 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
420 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
421 dllimport attribute with test of DECL_DLLIMPORT_P.
423 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
425 * combine.c (make_extraction): Correct offset computation.
427 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
429 * config/cris/t-linux (LIMITS_H_TEST): Define.
431 2005-10-12 Richard Henderson <rth@redhat.com>
434 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
436 2005-10-12 Richard Guenther <rguenther@suse.de>
438 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
440 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
443 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
444 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
447 2005-10-12 Richard Guenther <rguenther@suse.de>
450 * varasm.c (output_constant): Correct typo from previous
453 2005-10-11 Ian Lance Taylor <ian@airs.com>
455 PR rtl-optimization/13931
456 * combine.c: Revert patch of 2003-05-14, and:
457 (try_combine): Only set elim_i1 and elim_i2 if the destination is
458 completely killed in the appropriate insn.
459 (distribute_notes): Don't skip multiple hard register test for
462 2005-10-11 Richard Henderson <rth@redhat.com>
465 * c-typeck.c (convert_for_assignment): Use build_constructor_single
466 to initialize a transparent union instead of a nop_expr.
468 2005-10-11 Richard Henderson <rth@redhat.com>
470 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
471 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
472 (tree_ssa_dce_loop): Call scev_reset.
475 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
476 * tree-ssa-dce.c: Include cfgloop.h.
477 (tree_ssa_dce_loop, pass_dce_loop): New.
478 * tree-pass.h (pass_dce_loop): Declare it.
479 * passes.c (init_optimization_passes): Use it.
481 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
484 * convert.c (convert_to_real): Revert 2005-10-05 patch.
485 Only apply the optimization for rounding builtins if the inner
486 cast is also an extension.
488 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
491 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
492 mark_new_vars_to_rename instead of update_stmt.
494 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
496 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
498 2005-10-11 Jakub Jelinek <jakub@redhat.com>
500 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
501 for setting MMX register to 0 rather than mmx.
503 2005-10-10 Steve Ellcey <sje@cup.hp.com>
506 * configure.ac: Move gas check from mips specific case to common case.
507 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
508 * configure: Regenerate
509 * doc/install.texi: Update.
511 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
514 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
516 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
518 * gcc.c (do_spec_1): Accept numeric characters in file name
521 2005-10-10 Nick Clifton <nickc@redhat.com>
523 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
524 describing the deleted arm_gen_rotated_half_load function.
526 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
528 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
531 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
533 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
535 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
536 (EXTRA_MULTILIB_PARTS): Define.
537 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
538 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
539 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
540 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
541 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
542 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
544 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
546 PR tree-optimization/24226
547 * tree-cfg.c (remove_bb): Clean up unreachable loops.
548 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
549 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
552 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
554 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
556 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
559 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
560 Rewrite for no need for the early clobber.
562 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
564 Merge from csl-arm-branch:
565 2005-09-07 Paul Brook <paul@codesourcery.com>
566 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
569 2005-04-30 Paul Brook <paul@codesourcery.com>
570 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
571 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
573 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
574 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
575 (arm_override_options): Use TARGET_AAPCS_BASED.
576 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
577 (PTRDIFF_TYPE): Use int for AAPCS.
578 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
579 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
580 (DEFAULT_SHORT_ENUMS): Delete.
581 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
583 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
584 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
585 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
586 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
588 2004-12-03 Mark Mitchell <mark@codesourcery.com>
589 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
591 2004-11-22 Mark Mitchell <mark@codesourcery.com>
592 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
594 2004-11-19 Mark Mitchell <mark@codesourcery.com>
595 * config.gcc (arm*-*-linux-gnueabi): Add it.
596 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
598 (TARGET_OS_CPP_BUILTINS): Likeiwse.
599 * config/arm/linux-eabi.h: New file.
600 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
601 (LINUX_TARET_LINK_SPEC): Likewise.
603 * config/arm/t-linux-eabi: New file.
605 2005-10-08 Steven Bosscher <stevenb@suse.de>
608 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
610 (PARAM_SMS_DFA_HISTORY): Likewise.
612 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
615 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
616 (load_register_parameters): Call it.
617 (check_sibcall_argument_overlap_1): Likewise.
618 (store_one_arg): Likewise.
620 2005-10-07 James E. Wilson <wilson@specifix.com>
622 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
623 DImode not VECINT24 for operand 2.
626 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
630 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
631 fr_spill): Use destination_operand for operand 0.
633 2005-10-07 DJ Delorie <dj@redhat.com>
635 * varasm.c (output_constant): Limit error to expanding
638 2005-10-07 Richard Guenther <rguenther@suse.de>
641 * fold-const.c (fold_binary): Fix operand types during folding
642 of X op (A, Y). Evaluation order of the side-effects of
643 X and A are frontend-defined, so ensure we honour that even for
644 tcc_comparison class operands; eased by removing duplicate code.
646 2005-10-07 Steve Ellcey <sje@cup.hp.com>
648 * stor-layout.c (layout_type): Do not allow alignment of array
649 elements to be greater than their size.
651 2005-10-07 Steve Ellcey <sje@cup.hp.com>
653 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
655 (hppa*-*-linux*): Ditto.
656 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
657 * config/host-hpux.c: New.
658 * config/x-hpux: New.
659 * config/pa/x-hpux: Remove.
660 * config/pa/x-linux: Remove.
661 * config/pa/pa-host.c: Remove.
663 2005-10-07 Jeff Law <law@redhat.com>
665 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
666 determine whether or not to try and thread outgoing edges.
668 2005-10-07 David Edelsohn <edelsohn@gnu.org>
670 * config/rs6000/rs6000.md (eqsi_power): New.
671 (neg_eq0si): Add TARGET_POWER to final condition.
674 2005-10-06 Richard Henderson <rth@redhat.com>
676 * config/rs6000/rs6000.c: Revert last change.
678 2005-10-06 Richard Henderson <rth@redhat.com>
680 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
681 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
683 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
687 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
688 out return_label and naked_return_label.
690 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
692 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
695 2005-10-06 Richard Henderson <rth@redhat.com>
698 * tree-inline.c (declare_return_variable): Handle modify_dest not
701 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
703 Fix PR tree-optimization/22488
704 * tree-ssa-structalias.c (check_for_overlaps): New function.
705 (create_variable_info_for): Use it.
707 2005-10-06 Richard Henderson <rth@redhat.com>
710 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
711 (dwarf2out_start_source_file): Print it.
713 2005-10-06 Geoffrey Keating <geoffk@apple.com>
715 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
717 2005-10-06 Richard Henderson <rth@redhat.com>
720 * mode-switching.c (optimize_mode_switching): Clear transp bit
721 for block with incomming abnormal edges.
723 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
724 (fpscr_set_from_mem): Use them.
725 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
726 (fpscr postinc splitters): Rewrite as peephole2+split.
728 2005-10-06 David Edelsohn <edelsohn@gnu.org>
730 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
731 (eq<mode>_compare): Same.
733 2005-10-06 Richard Guenther <rguenther@suse.de>
735 PR tree-optimization/24238
736 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
738 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
740 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
741 here. Use AC_PATH_PROG for environment variables instead of
743 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
745 * configure: Regenerated.
747 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
750 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
751 then force it into a register.
752 (call_value): Likewise.
754 2005-10-06 Richard Henderson <rth@redhat.com>
757 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
758 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
759 under pass_vectorize.
761 2005-10-05 Devang Patel <dpatel@apple.com>
764 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
765 handling constants. Check NAMESPACE_DECL context for constants.
767 2005-10-05 Eric Christopher <echristo@apple.com>
769 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
771 2005-10-05 Richard Henderson <rth@redhat.com>
774 * tree-cfg.c (mark_array_ref_addressable_1): New.
775 (mark_array_ref_addressable): New.
776 * tree-flow.h (mark_array_ref_addressable): Declare.
777 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
779 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
783 * reload.c (subst_reloads): When adding a REG_LABEL to a
784 jump instruction, also update JUMP_LABEL.
786 2005-10-05 David Edelsohn <edelsohn@gnu.org>
788 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
789 * bb-reorder.c (copy_bb_p): Use it.
790 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
792 2005-10-05 Richard Henderson <rth@redhat.com>
795 * toplev.c (process_options): Warn about unsupported combinations
796 of unwind tables and omit-frame-pointer.
797 * config/i386/i386.c (override_options): Similarly. Enable
798 accumulate-outgoing-args if not explicitly disabled.
800 2005-10-05 Steve Ellcey <sje@cup.hp.com>
802 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
803 Handle big endian vs. small endian.
804 (vec_initv2sf): Handle big endian vs. small endian.
805 (*vec_extractv2sf_1): Ditto.
807 2005-10-05 Dale Johannesen <dalej@apple.com>
809 * convert.c (convert_to_real): Don't convert
810 (float)floor(double d) to floorf((float)d).
812 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
814 * config/arm/arm.md (insv): Use gen_int_mode in more places.
816 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
818 PR tree-optimization/18587
819 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
820 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
821 build_vuses): Change to VEC type.
822 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
823 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
824 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
825 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
826 (get_name_decl): New. Return DECL_UID of base variable.
827 (operand_build_cmp): New. qsort comparison routine.
828 (operand_build_sort_virtual): New. Sort virtual build vector.
829 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
830 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
831 (FINALIZE_BASE): Use get_name_decl.
832 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
833 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
834 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
835 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
836 direct VEC_* manipulations.
837 (build_ssa_operands): Call operand_build_sort_virtual.
838 (copy_virtual_operand, create_ssa_artficial_load_stmt,
839 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
840 with direct VEC_* manipulations.
841 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
842 with direct VEC manipulations.
844 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
846 PR tree-optimization/21419
847 PR tree-optimization/24146
848 PR tree-optimization/24151
850 * c-typeck.c (readonly_error): Handle USE being lv_asm.
851 (build_asm_expr): Call it if outputs are read-only.
852 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
854 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
855 Paolo Bonzini <bonzini@gnu.org>
859 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
860 enable the instructions and not just the built-ins.
861 * doc/invoke.texi (x86 Options): Likewise.
863 2005-10-04 Geoffrey Keating <geoffk@apple.com>
865 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
867 * doc/invoke.texi (Option Summary): Correct spelling
868 of -mmacosx-version-min.
870 2005-10-04 Devang Patel <dpatel@apple.com>
872 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
875 2005-10-04 Steve Ellcey <sje@cup.hp.com>
877 * tree-vect-transform.c (vect_create_epilog_for_reduction):
878 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
880 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
882 * config/s390/s390.md ("TDSI","DP"): New mode macros.
883 ("TE","tg"): New mode attributes.
884 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
885 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
886 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
887 dword_mode and one for GPRmode.
889 2005-10-04 Ian Lance Taylor <ian@airs.com>
891 PR preprocessor/13726
892 * c-ppoutput.c (cb_include): Add comments parameter, and print out
893 any comments passed in.
895 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
897 * tree.c (annotate_with_file_line): Fix typo.
899 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
902 * builtins.c (fold_builtin_memcmp): When constructing the pointer
903 type used to access data in the inlined length == 1 case, use
904 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
905 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
907 2005-10-04 Uros Bizjak <uros@kss-loka.si>
909 * config/i386/i386.h (TARGET_FISTTP): Enable also for
910 TARGET_SSE3 and only for TARGET_80387.
911 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
912 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
913 Do not depend on TARGET_80387.
915 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
917 * tree.c (last_annotated_node): Change type to location_t*.
918 (annotate_with_file_line): Reflect the change of
919 last_annotated_node type.
921 2005-10-04 Richard Guenther <rguenther@suse.de>
924 * c-decl.c (grokdeclarator): Don't write to fields
927 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
930 * c-decl.c (finish_decl): Use set_user_assembler_name even for
932 * varasm.c (make_decl_rtl): If a register variable does not
933 have a set user assmbler name, error out.
934 Decode the asmspec is now name+1 bypassing '*'.
936 2005-10-04 Steven Bosscher <stevenb@suse.de>
938 PR tree-optimization/23049
939 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
940 of a COND_EXPR is folded before calling fold on the whole rhs of a
941 conditional assignment.
942 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
943 document that a COND_EXPR may appear there.
945 2005-10-03 Diego Novillo <dnovillo@redhat.com>
948 * tree-vrp.c (extract_range_from_assert): If the new numeric
949 range created out of the assertion contradicts the existing
950 numeric range of the ASSERT_EXPR variable, make the new range
953 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
955 * config/sh/sh.c (sh_register_move_cost): Add case for moving
956 from T_REGS to FP register class.
958 2005-10-03 Richard Henderson <rth@redhat.com>
961 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
962 before creating a new one.
964 2005-10-03 David Edelsohn <edelsohn@gnu.org>
966 * config/rs6000/t-aix43 (LDFLAGS): New.
967 * config/rs6000/t-aix52 (LDFLAGS): New.
969 2005-10-03 Ian Lance Taylor <ian@airs.com>
971 * gimplify.c (find_single_pointer_decl_1): New static function.
972 (find_single_pointer_decl): New static function.
973 (internal_get_tmp_var): For a formal variable, set restrict base
974 information if appropriate.
975 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
977 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
978 (DECL_GET_RESTRICT_BASE): Define.
979 (SET_DECL_RESTRICT_BASE): Define.
980 (decl_restrict_base_lookup): Declare.
981 (decl_restrict_base_insert): Declare.
982 (struct tree_decl_with_vis): Add based_on_restrict_p field.
983 * tree.c (restrict_base_for_decl): New static variable.
984 (init_ttree): Initialize restrict_base_for_decl.
985 (copy_node_stat): Copy restrict base information.
986 (decl_restrict_base_lookup): New function.
987 (decl_restrict_base_insert): New function.
988 (print_restrict_base_statistics): New static function.
989 (dump_tree_statistics): Call print_restrict_base_statistics.
991 2005-10-02 Diego Novillo <dnovillo@redhat.com>
994 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
997 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1000 * c-typeck.c (tagged_tu_seen): Rename to ...
1001 (tagged_tu_seen_cache): this and add val field.
1002 (comptypes): Move functional to comptypes_internal
1003 and free tagged_tu_seen.
1004 (comptypes_internal): New function and call comptypes_internal
1005 instead of comptypes. Speed up by sibcalling
1006 tagged_types_tu_compatible_p.
1007 (alloc_tagged_tu_seen): New function
1008 (free_all_tagged_tu_seen_up_to): New function.
1009 (tagged_types_tu_compatible_p): Return the val of the seen two
1011 Add that the two types are the same to tagged_tu_seen_base
1012 if they are and call comptypes_internal instead of comptypes.
1013 <case UNION_TYPE>: Speed up common type where the fields are
1015 (function_types_compatible_p): Call comptypes_internal instead of
1017 (type_lists_compatible_p): Likewise.
1018 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1020 2005-10-02 Matthias Klose <doko@debian.org>
1022 * doc/invoke.texi: Fix typo and speling error.
1024 2005-10-01 Richard Henderson <rth@redhat.com>
1026 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1028 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1030 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1031 using --start-group and --end-group.
1033 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1035 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1036 FIXME note regarding quirky semantics.
1038 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1041 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1042 non-null range as a last resort.
1044 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1045 Diego Novillo <dnovillo@redhat.com>
1048 * tree-vrp.c (extract_range_from_assert): For !=
1049 assertions, only build an anti-range if LIMIT is a
1050 single-valued range.
1052 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1054 * arm.md (movqi): On thumb when optimizing, handle loading from
1055 memory by describing this as taking a subreg of a zero-extended load
1056 into an SImode register.
1059 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1061 * reload1.c (merge_assigned_reloads): Do not change any
1062 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1064 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1066 * Makefile.in (LIPO_FOR_TARGET): Define.
1067 (STRIP_FOR_TARGET): Define.
1069 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1070 before creating new ones. Do symlinks before creating the actual
1073 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1074 to work out which multilibs are actually being built.
1076 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1078 * tree-vect-transform.c, config/ms1/ms1.md,
1079 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1080 Follow spelling conventions.
1081 * doc/invoke.texi, doc/md.texi: Fix typos.
1083 2005-09-30 Andrew Macleod <amacleod@redat.com>
1085 PR tree-optimization/21430
1086 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1087 use operands, and set stmt pointer if need be.
1088 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1089 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1092 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1095 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1097 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1099 * optabs.c (expand_binop): Initialize first_pass_p.
1101 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1104 * c-decl.c (c_write_global_declarations_1): If any
1105 wrapup_global_declaration_2 call returned true, restart the loop.
1107 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1109 Fix PR tree-optimization/24117
1110 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1111 before considering whether to use anyoffset.
1113 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1117 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1119 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1121 (swap_commutative_operands_with_target): New.
1123 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1126 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1129 2005-09-29 Steven Bosscher <stevenb@suse.de>
1131 PR tree-optimization/23911
1132 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1133 and IMAGPART_EXPR too.
1135 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1138 * expmed.c (expand_shift): Move logic to reverse rotation
1139 direction when rotating by constants ...
1140 * optabs.c (expand_binop): ... here.
1141 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1142 (ix86_rotrdi3): New pattern.
1143 (rotldi3): Handle 32-bit mode.
1144 (ix86_rotldi3): New pattern.
1146 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1149 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1150 check for numbers that need no bit twiddle.
1152 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1154 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1155 multilib to be built.
1157 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1158 (stage1-start): Delete old libgcc and libunwind before moving
1159 anything into the stage directory.
1160 (stage2-start): Likewise.
1161 (stage3-start): Likewise.
1162 (stage4-start): Likewise.
1163 (stageprofile-start): Likewise.
1164 (stagefeedback-start): Likewise.
1165 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1166 header in tm_file and CPU-specific t-darwin in tmake_file.
1167 (i[34567]86-*-darwin*): Don't change tm_file.
1168 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1169 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1170 shared library stub for target OS version.
1171 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1172 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1173 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1174 (libgcc_s.%.dylib): New.
1176 (install-darwin-libgcc-stubs): New.
1177 (INSTALL_LIBGCC): New append.
1178 * config/i386/darwin-libgcc.10.4.ver: New.
1179 * config/i386/darwin-libgcc.10.5.ver: New.
1180 * config/i386/t-darwin: New.
1181 * config/rs6000/darwin-libgcc.10.4.ver: New.
1182 * config/rs6000/darwin-libgcc.10.5.ver: New.
1183 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1184 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1186 2005-09-28 Paul Brook <paul@codesourcery.com>
1188 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1191 2005-09-28 Richard Guenther <rguenther@suse.de>
1193 PR tree-optimization/23853
1194 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1195 host_integerp to verify misalignment value.
1197 2005-09-28 Richard Henderson <rth@redhat.com>
1199 * builtins.c (get_builtin_sync_mode): New.
1200 (expand_builtin_sync_operation): Pass in mode argument.
1201 (expand_builtin_compare_and_swap): Likewise.
1202 (expand_builtin_lock_test_and_set): Likewise.
1203 (expand_builtin_lock_release): Likewise.
1204 (expand_builtin): Update to match.
1206 2005-09-28 Nick Clifton <nickc@redhat.com>
1208 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1209 formatting. Add check to PLUS case to ensure that the offset is
1210 within an acceptable range.
1212 * config/v850/v850.md (casesi): Disable the generation of the
1213 switch pattern as it is not being handled properly at the moment.
1215 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1216 for when the high words are identical.
1218 2005-09-27 Richard Henderson <rth@redhat.com>
1220 * pretty-print.c (pp_base_format): Fix typo for %>.
1222 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1223 Devang Patel <dpatel@apple.com>
1225 PR tree-optimization/23625
1226 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1227 LABEL_EXPR, assertion check.
1229 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1231 * optabs.c (no_conflict_move_test): Check if a result of a
1232 to-be-moved insn would be clobbered by an originally
1235 2005-09-27 Jeff Law <law@redhat.com>
1237 * passes.c (init_optimization_passes): Replace copy propagation
1238 passes immediately after DOM with phi-only copy propagation
1239 pases. Add phi-only copy propagation pass after first DOM pass.
1240 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1241 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1242 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1243 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1244 to init_copy_prop. Callers updated.
1245 (do_phi_only_copy_prop): New function.
1246 (pass_phi_only_copy_prop): New pass descriptor.
1248 2005-09-27 Nick Clifton <nickc@redhat.com>
1250 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1252 2005-09-26 Jason Merrill <jason@redhat.com>
1255 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1257 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1259 2005-09-26 James E Wilson <wilson@specifix.com>
1261 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1262 copyright. Add gcc copyright plus libgcc exception.
1263 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1265 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1267 2005-09-26 Jeff Law <law@redhat.com>
1269 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1270 about when to iterate.
1272 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1275 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1276 for __complex__ double in -mcpu=G5 mode.
1278 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1280 PR tree-optimization/23942
1281 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1282 * tree-scalar-evolution.c: Include params.h.
1284 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1285 follow_ssa_edge_in_condition_phi_branch,
1286 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1287 Change return type to t_bool. Use a parameter to limit the size of
1288 trees that are walked before stopping
1289 (analyze_evolution_in_loop): Initialize the limit to 0.
1290 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1291 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1293 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1296 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1297 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1299 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1301 * combine.c (make_extraction): Check for valid use of subreg.
1303 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1306 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1307 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1308 ("fist<mode>2_with_temp"): Use only register operands.
1310 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1312 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1313 CALL_INSN_FUNCTION_USAGE.
1315 2005-09-26 Richard Guenther <rguenther@suse.de>
1318 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1319 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1320 (ldst_entry): Use the hashtable instead of list-walking.
1321 (find_rtx_in_ldst): Likewise.
1322 (free_ldst_entry): Free the hashtable.
1323 (compute_ld_motion_mems): Create the hashtable.
1324 (trim_ld_motion_mems): Remove entry from hashtable if
1325 removing it from list.
1326 (compute_store_table): Likewise^2.
1327 (store_motion): Free hashtable in case we did not see
1330 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1332 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1333 and arg1 if we are passing them to fold_build2.
1335 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1338 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1341 2005-09-25 Richard Henderson <rth@redhat.com>
1343 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1344 SYMBOL_REF_TLS_MODEL to be correct.
1346 2005-09-24 Richard Henderson <rth@redhat.com>
1348 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1349 end of function. Reindent.
1351 2005-09-24 Ian Lance Taylor <ian@airs.com>
1353 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1354 NEGATE_EXPR/BIT_NOT_EXPR case.
1356 2005-09-24 Richard Henderson <rth@redhat.com>
1358 * c-common.c (handle_mode_attribute): When not modifying in place,
1359 create subtypes for enumerations.
1360 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1361 * gimplify.c (create_tmp_from_val): Likewise.
1363 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1365 * config/i386/i386.md (*tls_global_dynamic_64,
1366 *tls_local_dynamic_base_64): Add missing mode to call.
1367 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1369 2005-09-24 Jan Hubicka <jh@suse.cz>
1371 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1372 (cgraph_clone_node): Likewise.
1373 * cgraph.h (cgraph_clone_edge): Update prototype.
1374 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1375 duplicated prototypes; add updating argument.
1376 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1377 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1379 (cgraph_mark_inline_edge): Likewise.
1380 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1381 (cgraph_flatten_node): Likewise.
1382 (cgraph_decide_recursive_inlining): Likewise.
1383 (cgraph_decide_inlining_of_small_function): Likewise.
1384 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1386 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1387 Pete Steinmetz <steinmtz@us.ibm.com>
1389 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1390 (rldic.): Set type to "compare".
1392 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1393 mfjmpr for MFCTR/MFLR.
1394 (movdf_hardfloat64): Same.
1395 (movdf_softfloat64): Same. Correct order of store and move types.
1396 (movti_string): Set type to store_ux/load_ux.
1397 (load_multiple): Set type to load_ux.
1398 (store_multiple): Set type to store_ux.
1399 (movmemsi): Set type to store_ux.
1400 (output_cbranch direct_return): Set type to jmpreg.
1401 (stmw): Set type to store_ux.
1402 (lmw): Set type to load_ux.
1403 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1404 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1405 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1406 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1407 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1408 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1409 (rios1-fpstore): Increase latency to 3.
1410 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1411 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1413 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1414 Andrew Pinski <pinskia@physics.uc.edu>
1416 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1417 operand2 constraint to "b".
1418 (sync_<fetchop_name>di_internal): Same.
1419 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1421 (sync_old_<fetchop_name>di_internal): Same.
1422 (sync_new_<fetchop_name>si_internal): Same.
1423 (sync_new_<fetchop_name>di_internal): Same.
1425 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1428 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1429 case, define as macros.
1431 PR rtl-optimization/23837
1432 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1433 clobber / clobber match between dest and p->first.
1435 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1436 (no_conflict_move_test): Update comments.
1438 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1440 * doc/install.texi: Update URL for Jacks.
1441 * doc/sourcebuild.texi: Likewise.
1443 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1446 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1447 registers when choosing register preferences.
1448 (movdf_hardfloat64): Same.
1450 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1452 * expmed.c (expand_shift): Don't use the target of the rotate as
1453 target for the first expanded shift insn.
1454 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1456 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1458 PR tree-optimization/22438
1459 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1460 preserved iv rhs rewriting specially.
1462 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1464 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1465 estimate_only is true.
1466 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1467 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1468 tree-ssa-structalias.c
1469 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1470 ref_contains_indirect_ref.
1471 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1473 2005-09-21 DJ Delorie <dj@redhat.com>
1475 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1477 (mn10300_return_in_memory): Support variable size types also.
1478 (mn10300_pass_by_reference): Likewise.
1479 (mn10300_function_value): New.
1480 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1481 (FUNCTION_OUTGOING_VALUE): Likewise.
1482 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1483 * doc/invoke.texi: Document it.
1485 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1488 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1489 force integer op1 into register for XFmode compares.
1491 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1494 * expmed.c (alg_code): Add alg_impossible.
1495 (alg_hash_entry): Add cost.
1496 (synth_mult): Record alg_impossible in the hash table if
1497 multiplication by a given integer is impossble within the
1498 limit. Speed up using alg_impossible.
1500 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1502 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1503 argument. Allow and set any offset if needs_anyoffset is passed
1505 (get_constraint_for): Add argument here too.
1507 (do_structure_copy): Pass NULL to get_constraint_for.
1508 (handle_ptr_arith): Ditto.
1509 (find_func_aliases): Ditto.
1511 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1513 PR rtl-optimization/23898
1514 * output.h (get_attr_min_length): Declare.
1515 * final.c (get_attr_length_1): New function, broken out of:
1517 (get_attr_min_length): New function.
1518 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1519 (duplicate_computed_gotos): Likewise.
1520 * genattr.c (insn_min_length): Generate declaration.
1521 * genattrtab.c (min_fn, min_attr_value): New functions.
1522 (make_length_attrs): Generate insn_min_length.
1524 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1526 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1528 2005-09-20 Richard Henderson <rth@redhat.com>
1530 PR tree-optimization/24059
1531 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1534 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1536 * c.opt (fextended-identifiers): New.
1537 * c-opts.c (c_common_handle_option): Handle
1538 -fextended-identifiers.
1539 * doc/cpp.texi: Update documentation of extended identifiers.
1540 * doc/cppopts.texi (-fextended-identifiers): Document.
1542 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1544 PR tree-optimization/23929
1545 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1548 PR tree-optimization/23818
1549 * tree-stdarg.c (execute_optimize_stdarg): Call
1550 calculate_dominance_info.
1552 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1554 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1555 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1556 (compute_overlap_steps_for_affine_1_2): Use
1557 get_number_of_iters_for_loop.
1558 (analyze_subscript_affine_affine): Check whether difference is
1560 Use get_number_of_iters_for_loop.
1561 Check whether overlap occurs outside of bounds.
1562 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1564 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1566 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1567 base register if possible.
1569 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1571 PR tree-optimization/18463
1572 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1573 converting it directly is not possible.
1574 (chrec_convert_aggressive): New function.
1575 * tree-chrec.h (chrec_convert_aggressive): Declare.
1576 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1577 Fold chrec conversions aggressively if asked to.
1578 (instantiate_parameters): Modified because of changes in
1579 instantiate_parameters_1.
1581 2005-09-19 Richard Henderson <rth@redhat.com>
1583 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1584 (reduc_splus_v2df): New.
1586 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1588 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1589 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1591 2005-09-19 Richard Henderson <rth@redhat.com>
1593 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1596 2005-09-19 Richard Henderson <rth@redhat.com>
1598 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1599 (ia64_expand_dot_prod_v8qi): New.
1600 * config/ia64/ia64-protos.h: Update.
1601 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1602 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1603 sdot_prodv8qi, sdot_prodv4hi): New.
1604 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1606 2005-09-19 Richard Henderson <rth@redhat.com>
1609 * real.c (exact_real_truncate): Return false if the format cannot
1610 represent the number as a normal.
1612 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1613 for a memory source.
1615 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1617 * tree-ssa-operands.c (swap_tree_operands): Export.
1618 * tree.h (swap_tree_operands): Declare.
1619 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1620 Call swap_tree_operands.
1622 2005-09-19 Richard Henderson <rth@redhat.com>
1624 * tree-flow.h (merge_alias_info): Declare.
1625 * tree-ssa-copy.c (merge_alias_info): Export.
1626 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1627 (vect_create_data_ref_ptr): Use create_iv directly.
1628 (vectorizable_load): Use correct types for integer constants.
1629 (vect_generate_tmps_on_preheader): Likewise.
1630 (vect_gen_niters_for_prolog_loop): Likewise.
1632 2005-09-19 Steven Bosscher <stevenb@suse.de>
1634 PR rtl-optimization/23943
1635 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1637 2005-09-18 Jan Hubicka <jh@suse.cz>
1639 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1641 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1643 * varasm.c (output_constant): Do not abort on conversions to union
1644 types between different sizes.
1646 2005-09-18 Richard Guenther <rguenther@suse.de>
1649 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1652 2005-09-18 Paul Brook <paul@codesourcery.com>
1654 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1656 2005-09-17 Richard Henderson <rth@redhat.com>
1658 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1659 * tree-ssa-loop.c (pass_vect_dce): Remove.
1660 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1663 2005-09-17 Richard Henderson <rth@redhat.com>
1665 * tree-pass.h (pass_vect_dce): Declare.
1666 * passes.c (init_optimization_passes): Add it.
1667 * tree-flow.h (tree_ssa_dce): Declare.
1668 * tree-ssa-dce.c (tree_ssa_dce): Export.
1669 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1670 (gate_tree_vectorize): ... here.
1671 (pass_vect_dce): New.
1673 2005-09-17 Jan Hubicka <jh@suse.cz>
1675 * except.c (struct eh_status): Turn region_array into vec.
1676 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1677 convert_from_eh_region_ranges, find_exception_handler_labels,
1678 current_function_has_exception_handlers, assign_filter_values,
1679 build_post_landing_pads, dw2_build_landing_pads,
1680 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1681 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1682 foreach_reachable_handler, can_throw_internal_1,
1683 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1685 (duplicate_eh_region_1): Update region_array.
1686 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1688 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1691 * expmed.c (expand_mult): Substitute simple register for op0 when
1694 2005-09-17 Richard Henderson <rth@redhat.com>
1696 * expr.c (emit_move_via_integer): Add force argument, pass it on
1697 to emit_move_change_mode. Update callers.
1698 (emit_move_complex): Pass true to new force argument.
1699 * function.c (expand_function_end): Move expand_eh_return call
1700 earlier. Merge sub-word complex values into a pseudo before
1701 copying to the return hard register.
1703 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1705 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1706 between different sizes.
1708 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1712 * passes.c (init_optimization_passes): Register dump files for
1715 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1717 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1718 * config/s390/s390.c (s390_overlap_p): New function.
1719 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1720 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1723 2005-09-16 Richard Guenther <rguenther@suse.de>
1725 * ipa-pure-const.c (static_execute): Free auxiliar information.
1726 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1727 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1729 2005-09-15 DJ Delorie <dj@redhat.com>
1731 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1733 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1735 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1737 (swap_commutative_operands_with_target): New.
1739 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1741 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1744 (estimate_iters_using_array): New function.
1745 * tree-data-ref.h (estimate_iters_using_array): Prototype
1746 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1747 Use estimate_iters_using_array instead of analyze_array.
1749 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1751 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1754 2005-09-15 Michael Matz <matz@suse.de>
1756 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1758 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1760 PR tree-optimization/23835
1761 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1762 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1764 2005-09-14 Richard Henderson <rth@redhat.com>
1766 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1767 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1769 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1771 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1772 in the ARRAY_TYPE case.
1774 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1776 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1778 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1781 * tree-vect-transform.c (vectorizable_operation): Return false for
1782 scalar shift operations and for vector shift operations with
1783 non-invariant shift arguments. Use scalar tree operand op1 as
1784 a shift operand when vector shift insn pattern uses scalar shift
1786 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1788 2005-09-14 Olivier Hainque <hainque@adacore.com>
1790 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1791 value if it has side-effects.
1793 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1796 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1798 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1800 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1801 passed as NAME as if it were label at start of function code.
1803 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1805 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1808 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1810 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1811 as early clobber. Rewrite so the PIC register is not implicitly used.
1813 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1815 * tree.c (annotate_with_file_line): Compare line numbers before
1818 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1821 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1822 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1824 2005-09-13 Ian Lance Taylor <ian@airs.com>
1826 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1827 than a HOST_WIDEST_INT to gen_doloop_begin.
1829 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1831 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1833 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1835 PR tree-optimize/23817
1836 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1838 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1841 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1842 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1843 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1844 (restore_stack_nonlocal): Likewise.
1845 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1847 2005-09-12 Ian Lance Taylor <ian@airs.com>
1850 * c.opt (ffriend-injection): New C++ option.
1851 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1852 (C++ Dialect Options): Document -ffriend-injection.
1854 2005-09-12 Josh Conner <jconner@apple.com>
1857 * ipa-reference.c (static_execute): Don't mark variables in
1858 named sections TREE_READONLY.
1860 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1862 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1865 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1867 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1868 V_MUST_DEF instead of just the first_use_p.
1869 Don't mark the virtual variables for renaming on the statement which
1871 (pass_dse): Remove TODO_update_ssa.
1873 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1876 * stor-layout.c (compute_record_mode): For records with a single
1877 field, actually check the field's mode size against the type size.
1879 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1880 registers for TARGET_SHMEDIA.
1881 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1882 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1883 of GENERAL_REGS and FP_REGS.
1885 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1887 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1889 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1891 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1892 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1893 are omitted. Exclude stack_tie insn too.
1895 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1897 PR rtl-optimization/23098
1898 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1900 * config/rs6000/rs6000.md (movdf splitter): Use
1901 const_double_operand predicate for TARGET_POWERPC64.
1902 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1903 SYMBOL_REF method to ABI_V4.
1905 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1906 replace_equiv_address.
1907 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1908 rs6000_sr_alias_set and MEM_NOTRAP.
1909 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1911 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1913 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1914 handle CALL_EXPR again.
1916 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1918 * arm/predicates.md (alignable_memory_operand): Delete.
1920 2005-09-10 Richard Henderson <rth@redhat.com>
1923 * dbxout.c (dbxout_expand_expr): New.
1924 (dbxout_symbol): Use it.
1926 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1928 * arm.c (arm_gen_rotated_half_load): Delete.
1929 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1930 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1931 (thumb_set_return_address): Likewise.
1932 (thumb_load_double_from_address): Use adjust_address.
1933 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1934 (extendhsisi2_mem, movhi_bytes): Use change_address.
1935 (movhi): Use widen_memory_access.
1936 (reload_out_df): Use replace_equiv_address.
1937 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1939 2005-09-09 Richard Henderson <rth@redhat.com>
1942 * dbxout.c: Include expr.h.
1943 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1944 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1945 * Makefile.in (dbxout.o): Add EXPR_H.
1947 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1949 PR tree-optimization/23509
1950 * tree-cfg.c (replace_uses_by): Use replace_exp.
1951 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1952 pointers have name_mem_tag or type_mem_tag set.
1954 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1956 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1957 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1958 of wrongly accessing operands.
1960 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1962 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1963 * tree-chrec.c: Include tree-scalar-evolution.h.
1964 (chrec_convert): Instantiate the base and step before calling
1965 scev_probably_wraps_p that would fail on parametric evolutions.
1966 Collect all the fails into a single section failed_to_convert,
1967 print a diagnostic, and return chrec_dont_know instead of calling
1969 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1970 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1972 (scev_const_prop): Don't replace the definition of a loop closed ssa
1973 phi node by itself, or by another loop closed ssa phi node.
1974 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1975 that base and step are defined.
1977 2005-09-09 Richard Guenther <rguenther@suse.de>
1980 * fold-const.c (fold_ternary): Check truth_value_p before
1981 calling invert_truthvalue.
1983 2005-09-09 Nick Clifton <nickc@redhat.com>
1985 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1986 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1987 dimension of these arrays.
1988 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1990 * longlong.h: Only provide a prototype for the __clz_tab[] array
1991 if this header has not been included from libgcc2.h.
1992 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1994 Provide prototypes for exported functions.
1995 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1998 2005-09-08 Josh Conner <jconner@apple.com>
2002 * expr.c (expand_expr_addr_expr_1): Don't invoke
2003 expand_simple_binop for EXPAND_INITIALIZER.
2005 2005-09-08 Richard Henderson <rth@redhat.com>
2008 * toplev.c (wrapup_global_declaration_1): Split out ...
2009 (wrapup_global_declaration_2): ... from ...
2010 (wrapup_global_declarations): ... here. Return bool.
2011 (check_global_declaration_1): Split out ...
2012 (check_global_declarations): from here.
2013 (emit_debug_global_declarations): New.
2014 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2015 check_global_declaration_1, emit_debug_global_declarations): Declare.
2016 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2017 of decls. Call wrapup_global_declaration_1,
2018 wrapup_global_declaration_2, check_global_declaration_1 directly.
2019 (c_write_global_declarations_2): New.
2021 (c_write_global_declarations): Call c_write_global_declarations_2.
2022 * langhooks.c (write_global_declarations): Call
2023 emit_debug_global_declarations.
2025 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2026 remove decls that have DECL_RTL_SET_P.
2027 * passes.c (rest_of_decl_compilation): Invoke
2028 cgraph_varpool_finalize_decl for all but functions.
2030 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2032 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2033 the result of a conversion if the new min and max cannot be compared.
2035 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2037 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2038 (override_options): Setting s390_sr_alias_set removed.
2039 (save_fpr, save_gprs): Set alias set to vararg or frame.
2040 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2041 s390_sr_alias_set with get_frame_alias_set ().
2042 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2043 get_varargs_alias_set ().
2045 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2049 * c-parser.c (c_parser_objc_method_definition): If the next
2050 token is not "{", error out and don't start the function.
2052 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2054 * tree-vrp.c (extract_range_from_expr): Move the check for non
2055 nullness after the check for gimple invariant.
2057 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2059 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2061 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2064 * config/m32r.md (movmemsi_internal): Canonicalize order of
2065 operands in PLUS component of template.
2067 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2069 * reload1.c (fixup_eh_region_note): Remove assertion.
2070 (fixup_abnormal_edges): Reverted removal of call to
2071 find_many_sub_basic_blocks made on 2005-08-31.
2073 2005-09-07 Richard Henderson <rth@redhat.com>
2075 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2076 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2077 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2078 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2079 rearrange for better packing.
2080 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2081 (lookup_cfa_1): Remove inline marker.
2082 (cfa_equal_p): Split out of ...
2083 (def_cfa_1): ... here. Use INVALID_REGNUM.
2084 (build_cfa_loc): Handle !cfa->indirect.
2085 (frame_pointer_cfa_offset): New.
2086 (dbx_reg_number): Assert register elimination performed; do
2087 leaf register remapping.
2088 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2089 (eliminate_reg_to_offset): New.
2090 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2091 for verifiably local stack frame addresses; re-base to CFA.
2092 (mem_loc_descriptor): Remove can_use_fbreg argument.
2093 (concat_loc_descriptor, loc_descriptor): Likewise.
2094 (containing_function_has_frame_base): Remove.
2095 (rtl_for_decl_location): Don't do register elimination or
2096 leaf register remapping here.
2097 (secname_for_decl): Split out from ..
2098 (add_location_or_const_value_attribute): ... here.
2099 (convert_cfa_to_loc_list): New.
2100 (compute_frame_pointer_to_cfa_displacement): New.
2101 (gen_subprogram_die): Use them.
2102 * tree.h (frame_base_decl): Remove.
2103 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2104 (prologue_stack_adjust): Remove.
2105 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2106 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2107 (set_frame_base_location): Remove.
2108 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2109 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2110 (vt_add_function_parameters): Don't eliminate_regs.
2111 (vt_initialize): Don't create frame_base_decl.
2113 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2115 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2116 version of GNU binutils for 4.x and later.
2118 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2120 * ggc-page.c (ggc_push_context): Remove.
2121 (ggc_pop_context): Likewise.
2122 * ggc.h (ggc_push_context): Remove.
2123 (ggc_pop_context): Likewise.
2125 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2128 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2129 returning from an interrupt handler.
2131 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2134 * config/arc/arc.c (output_shift): Add check for loop count when
2137 2005-09-06 Steven Bosscher <stevenb@suse.de>
2139 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2141 (abs_replacement): Likewise.
2142 (pass_phiopt): Remove TODO_update_ssa.
2144 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2147 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2148 if "return with no value, in function returning non-void" warning
2150 * tree-cfg.c (execute_warn_function_return): Don't look at
2151 RETURN_EXPRs with TREE_NO_WARNING set.
2154 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2155 for internal functions doesn't use registers used by global registers
2156 variables. Use fewer register parameters if there are global register
2159 2005-09-06 Olivier Hainque <hainque@adacore.com>
2160 Eric Botcazou <ebotcazou@adacore.com>
2163 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2164 when we would be extracting outside its bit span (bitpos+bitsize
2165 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2166 Ada unchecked conversions.
2168 2005-09-06 Steven Bosscher <stevenb@suse.de>
2170 * tree-ssa-pre.c (try_look_through_load): New function.
2171 (compute_avail): Use it to try to look through loads for some
2172 more useful expressions.
2174 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2176 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2177 condition for detecting cases like (a&a) and (a^a).
2179 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2181 * common.opt: Add option ftree-vect-loop-version.
2182 * params.def: Add --param vect-max-version-checks.
2183 * doc/invoke.texi: Document ftree-vect-loop-version and
2184 --param vect-max-version-checks.
2185 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2186 may_misalign_stmts and defines for accessors.
2187 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2188 LOOP_VINFO_MAY_MISALIGN_STMTS.
2189 (destroy_loop_vec_info): VEC_free for
2190 LOOP_VINFO_MAY_MISALIGN_STMTS.
2191 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2192 Update documentation.
2193 (vect_update_misalignment_for_peel): New.
2194 (vect_enhance_data_refs_alignment): Update to choose loop
2195 peeling or loop versioning if appropriate for the (potentially)
2196 unaligned data references in the loop.
2197 (vect_analyze_data_refs_alignment): Remove call to
2198 vect_enhance_data_refs_alignment so the checks can be done
2200 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2201 and move up call to vect_analyze_data_refs_alignment.
2202 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2203 (vect_transform_loop): Add call to loop_version.
2205 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2207 PR rtl-optimization/23098
2208 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2209 * simplify-rtx.c (constant_pool_reference_p): New function.
2210 * rtl.h (constant_pool_reference_p): New prototype.
2211 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2212 constant_pool_reference_p in condition and
2213 avoid_constant_pool_reference in preparation statements.
2215 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2217 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2218 STRICT_LOW_PART SETs.
2220 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2223 * except.c (sjlj_emit_function_enter): Find the function begin
2224 note even when it's not in first basic block.
2226 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2228 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2229 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2230 * aclocal.m4: Regenerate.
2232 2005-09-05 DJ Delorie <dj@redhat.com>
2234 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2237 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2239 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2240 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2241 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2242 Follow spelling conventions.
2243 * doc/invoke.texi: Follow spelling conventions.
2245 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2247 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2248 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2249 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2251 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2254 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2255 (output_stack_adjust): Use gen_tmp_stack_mem.
2256 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2257 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2258 (sh_get_pr_initial_val): Likewise.
2259 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2260 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2261 * sh.md (divsi_inv_m0): Use gen_const_mem.
2262 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2263 (movdf_i4+1): Use gen_tmp_stack_mem.
2264 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2265 (fpu_switch+2): Likewise.
2266 (movv4sf_i, movv16sf_i): Use adjust_address.
2267 (symGOT_load): Set MEM_NOTRAP_P bit.
2269 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2272 * pa.c (emit_move_sequence): Fix typo in last change.
2274 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2276 PR rtl-optimization/23454
2277 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2280 2005-09-03 Richard Henderson <rth@redhat.com>
2281 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2284 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2287 2005-09-02 Nicolas Pitre <nico@cam.org>
2289 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2290 to bit_count to 32 bits.
2292 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2295 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2296 generating synthetic loads from volatile lvalues.
2298 005-09-02 Nick Clifton <nickc@redhat.com>
2300 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2301 __ctzhi2, __clzhi2): New functions.
2303 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2306 * tree-nested.c (struct var_map_elt): Mark with GTY.
2307 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2309 (lookup_field_for_decl): Allocate new element in GC memory.
2310 (lookup_tramp_for_decl): Likewise.
2311 (convert_nl_goto_reference): Likewise
2312 (create_nesting_tree): Allocate info in GC memory. Likewise for
2314 (free_nesting_tree): Free with ggc_free instead of free.
2315 (root): New static variable.
2316 (lower_nested_functions): Remove root as local variable. And zero out
2317 root at the end of the function.
2319 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2321 PR rtl-optimization/20365
2322 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2323 to short. New member ix.
2324 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2325 (simplify_plus_minus): Initialize ix members before calling qsort.
2327 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2329 PR tree-optimization/23626
2330 * tree-cfg.c (replace_uses_by): Clean up eh info.
2332 2005-09-01 DJ Delorie <dj@redhat.com>
2334 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2337 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2339 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2340 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2343 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2345 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2346 do not issue warning for a variable definition following
2349 2005-09-01 Richard Henderson <rth@redhat.com>
2352 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2353 conversion to CONST_VECTOR.
2355 2005-09-01 Richard Henderson <rth@redhat.com>
2358 * reload1.c (reload_as_needed): Check !CALL_P before calling
2359 fixup_eh_region_note.
2360 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2362 2005-09-01 DJ Delorie <dj@redhat.com>
2364 * varasm.c (output_constant): Let the target resolve
2365 conversions of addresses to non-default pointer sizes.
2367 2005-09-01 Nicolas Pitre <nico@cam.org>
2369 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2370 to alow matching ARM pre-indexed addressing mode.
2371 (arm_override_options): Remove now irrelevant comment.
2373 2005-09-01 Phil Edwards <phil@codesourcery.com>
2375 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2376 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2377 * config/i386/vxworks.h: Likewise.
2378 * config/i386/t-vxworksae: New file, for VxWorks AE.
2379 * config/i386/vxworksae.h: Likewise.
2381 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2383 PR tree-optimization/23410
2384 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2385 sequence is not wrapping during the first step.
2387 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2390 * dwarf2out.c (base_type_die): Compare char_type_node with
2391 TYPE_MAIN_VARIANT (type), not type.
2393 2005-09-01 Richard Guenther <rguenther@suse.de>
2395 PR tree-optimization/15366
2396 * common.opt: Add -finline-functions-called-once.
2397 Put -fearly-inlining in alphabetically ordered place.
2398 * doc/invoke.texi: Document new option.
2399 * ipa-inline.c (cgraph_decide_inlining): Honour
2400 flag_inline_functions_called_once.
2402 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2404 PR rtl-optimization/23478
2405 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2406 (alloc_qty): Initialize it.
2407 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2408 (combine_regs): Combine also n_throwing_calls_crossed fields.
2409 (find_free_reg): Don't attempt to caller-save pseudos crossing
2410 calls that might throw.
2411 * global.c (struct allocno): Add throwing_calls_crossed field.
2412 (global_alloc): Revert 2005-08-22 change. Initialize
2413 throwing_calls_crossed.
2414 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2417 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2420 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2421 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2422 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2423 (and64_2_operand): Tweak to use predicate.
2424 (and_operand): Adjust for mask_operand changes.
2425 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2426 (print_operand): Likewise.
2427 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2428 (mask64_1or2_operand): Delete.
2429 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2430 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2431 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2432 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2433 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2434 (rotldi3_internal4): Likewise.
2435 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2436 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2437 (ashldi3_internal7): Likewise.
2438 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2439 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2440 (anddi3 split): Don't match mask64_operand.
2441 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2442 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2443 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2444 't' splitter predicate.
2445 (movdi_internal64 + 2): Revert 2005-06-11 change.
2447 2005-08-31 DJ Delorie <dj@redhat.com>
2449 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2450 (m32c_asm_integer): Add support for 32 bit pointers.
2452 2005-08-31 Richard Henderson <rth@redhat.com>
2454 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2455 component-like references for setting MEM_NOTRAP_P.
2457 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2458 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2460 2005-08-31 Richard Henderson <rth@redhat.com>
2462 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2463 into a pseudo before applying gen_lowpart.
2465 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2467 * doc/install.texi (Specific): Update cctools version required
2468 for full functionality.
2469 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2470 linkers as -macosx_version_min.
2472 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2475 * sh.c (print_operand, %R and %S): Add handling of floating point
2476 registers, memory, constants and invalid operands.
2478 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2480 * ipa-pure-const.c: Change dump name.
2482 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2485 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2486 to "reg_or_0_operand".
2487 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2489 2005-08-31 Dale Johannesen <dalej@apple.com>
2491 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2492 loops that count down.
2494 2005-08-31 Richard Henderson <rth@redhat.com>
2497 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2498 (fixup_eh_region_note): New.
2499 (reload_as_needed): Call it.
2500 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2501 don't call find_many_sub_basic_blocks; call verify_flow_info.
2502 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2503 (keep_stack_depressed): Likewise.
2504 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2506 2005-08-31 Richard Henderson <rth@redhat.com>
2508 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2511 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2513 * expr.c (expand_expr_real_1): Compare size of address
2514 mode to target's address mode size in deciding expansion of
2515 the constant address.
2517 2005-08-31 Richard Guenther <rguenther@suse.de>
2520 * expr.c (all_zeros_p): New function.
2521 (expand_expr_real_1): Handle the case of an all-zero
2522 non-addressable constructor separately.
2524 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2526 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2527 arguments, adjust all callers.
2528 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2530 2005-08-30 Richard Henderson <rth@redhat.com>
2533 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2534 whenever the mode sizes match.
2536 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2538 * calls.c (load_register_parameters): Fix comment typo.
2539 * expr.c (emit_push_insn): Comment formatting.
2541 2005-08-30 Ian Lance Taylor <ian@airs.com>
2543 * config/i386/x-cygwin (host-cygwin): Change dependency from
2544 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2546 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2548 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2551 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2554 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2555 call to ggc_collect.
2557 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2560 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2561 beginning. Remove $(INCLUDES) from all the rules, if following
2562 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2564 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2567 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2568 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2569 not constant, but maxlen is, don't set len to maxlen, rather
2570 set maxlen to len if len is a constant.
2572 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2574 PR tree-optimization/23475
2575 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2578 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2580 Fix PR middle-end/22455
2582 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2583 Checksum only the parts of the tree that exist for the tree code.
2585 2005-08-28 Dale Johannesen <dalej@apple.com>
2587 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2589 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2591 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2593 2005-08-28 Richard Henderson <rth@redhat.com>
2595 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2596 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2599 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2602 * builtins.c (get_memory_rtx): Don't strip nops
2603 in between COMPONENT_REFs.
2605 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2608 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2610 (gimplify_modify_expr): Check for zero sized types and gimplify the
2611 rhs and lhs as statements.
2613 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2616 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2617 state for return address column of signal frames.
2619 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2622 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2623 bytes >= 2 not bytes == 2.
2624 (expand_block_move): Same.
2626 2005-08-27 Richard Guenther <rguenther@suse.de>
2629 * config/i386/sse.md (sse2_movsd): Add missing closing
2632 2005-08-27 Paul Brook <paul@codesourcery.com>
2634 * genrecog.c (enum decision_type): Add DT_num_insns.
2635 (struct decision_test): Add u.num_insns.
2636 (add_to_sequence): Add DT_num_insns test.
2637 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2638 (write_cond, debug_decision_2): Ditto.
2639 (change_state): Assume peep2_next_insn never fails.
2640 Remove "afterward" argument.
2641 (write afterward, write_tree): Update to match.
2642 * recog.c (peep2_current_count): New variable.
2643 (peep2_next_insn): Check it.
2644 (peephole2_optimize): Set peep2_current_count.
2645 * recog.h (peep2_current_count): Declare.
2647 2005-08-26 Josh Conner <jconner@apple.com>
2650 * ipa-pure-const.c (check_tree): Check for volatile-ness
2651 when considering a dereference.
2653 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2655 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2657 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2659 PR rtl-optimization/23561
2660 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2661 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2662 at most LEN bytes long memory fits into the field.
2663 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2664 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2665 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2667 2005-08-26 Richard Henderson <rth@redhat.com>
2670 * loop.c (biased_biv_may_wrap_p): New.
2671 (maybe_eliminate_biv_1): Use it to suppress non-equality
2672 comparison transformations. Delete disabled code.
2674 2005-08-26 Ian Lance Taylor <ian@airs.com>
2676 * combine.c (make_extraction): Avoid reference outside object.
2678 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2680 * stor-layout.c (finalize_type_size): Restore behaviour for
2681 non-aggregate types to the status quo ante of the patch for
2682 pr 23467. Document why it matters.
2684 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2687 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2688 array by one element, initialize the BT_LAST element with NULL.
2690 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2692 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2693 optimizing for size.
2695 (compare_plus_eqsi): Same.
2696 (plus_eqsi_compare): Same.
2697 (neg_eq0<mode>): Same.
2698 (neg_eq<mode>): Same.
2700 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2703 2005-08-26 Nick Clifton <nickc@redhat.com>
2705 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2706 TARGET_EP is not defined.
2707 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2708 TARGET_EP is enabled.
2709 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2710 * config/v850/v850.md (save_all_interrupt): Only use the EP
2711 register if TARGET_EP is defined.
2712 (restore_all_interrupt): Likewise.
2713 * config/v850/lib1funcs.asm: Update functions so that the EP
2714 register is only used if __EP__ is defined.
2716 2005-08-26 David Ung <davidu@mips.com>
2718 * config/mips/mips.c (mips_expand_prologue): Handle case when
2719 generating for MIPS16 and the outgoing argument area is more than
2720 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2723 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2725 * config/crx/crx.md: Make doloop_end pattern usage controllable
2726 via mloop-nesting=<max-nesting> command line switch. Make sure
2727 the combiner cannot use doloop_end_<mode> in an illegal way.
2728 * config/crx/crx.c: Use regs up to r6 for argument passing.
2729 Refine crx_address_cost (non cst4 displacements are expensive).
2730 * config/crx/crx.opt: Add switch for mloop-nesting=.
2732 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2734 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2735 (UNSPEC_MVST): New constant.
2737 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2739 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2740 Reject operands containing eliminable registers.
2741 * testsuite/gcc.dg/20050825-1.c: New testcase.
2743 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2744 Jan Hubicka <jh@suse.cz>
2746 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2748 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2750 PR tree-optimization/23546
2751 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2754 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2756 * params.def (PARAM_MIN_SPEC_PROB): New.
2757 * sched-rgn.c (MIN_PROBABILITY): Delete.
2758 (compute_trg_info): Convert to PARAM_VALUE.
2759 * doc/invoke.texi (param): Document min-spec-prob.
2761 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2763 * config/darwin.h: define __PIC__
2764 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2765 TARGET_OS_CPP_BUILTINS macro.
2767 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2769 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2772 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2774 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2776 * cfghooks.c (duplicate_block): Added position where to place
2777 new block as argument.
2778 * cfghooks.h (duplicate_block): Declaration changed.
2779 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2781 * cfglayout.h (copy_bbs): Declaration changed.
2782 * cfgloop.h (loop_version): Declaration changed.
2783 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2784 position to copy_bbs.
2785 (loop_version): Pass position to duplicate_loop_to_header_edge.
2786 Add place_after argument and position new blocks according to
2788 * modulo-sched.c (sms_schedule): Pass place_after argument
2790 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2791 * tree-cfg.c (split_edge_bb_loc): New function.
2792 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2793 to determine position of new blocks.
2794 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2796 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2797 argument to duplicate_block.
2798 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2799 Pass position to copy_bbs.
2801 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2803 * fold-const.c (ptr_difference_const): Use
2804 cst_and_fits_in_hwi instead of host_integerp.
2806 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2808 * config/darwin.c (gen_pic_offset): New.
2809 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2812 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2814 PR tree-optimization/23486
2815 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2817 2005-08-23 Phil Edwards <phil@codesourcery.com>
2819 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2820 remove use_collect2.
2821 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2823 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2824 configuration files to override the default value.
2826 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2827 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2828 * config/vx-common.h: New file, split out from...
2829 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2830 * config/vxworksae.h: New file, for VxWorks AE.
2831 * config/vxworks.opt: New file.
2832 * config/vxlib.c: Update for VxWorks 6.
2834 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2835 other MULTILIB_* variables appropriately.
2836 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2837 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2838 * config/rs6000/vxworks.h: Update for VxWorks 6.
2839 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2841 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2844 * config/darwin.c (machopic_select_section): Remove the hack to
2845 mark "::operator new" and "::operator delete" for coalescing
2846 even though they are not weak.
2848 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2850 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2851 * configure: Regenerate.
2853 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2856 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2858 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2859 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2862 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2864 * config/rs6000/predicates.md (equality_operator): New.
2865 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2866 comparison with a large constant.
2868 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2870 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2872 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2874 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2875 registers is even, and we have a hardware double precision fp,
2877 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2878 size of current argument when checking if argument was passed in
2881 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2884 * stor-layout.c (finalize_type_size): Dont override
2885 existing alignment with a smaller alignment from the mode.
2887 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2889 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2890 * lambda.h (lambda_vector_lexico_pos): ... here.
2891 * tree-data-ref.c (build_classic_dist_vector): Return false when
2892 the distance vector is lexicographically negative.
2894 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2896 PR tree-optimization/23511
2897 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2898 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2900 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2902 PR tree-optimization/22043
2903 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2904 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2905 If ALLOW_FLEXARR, handle types ending with flexible array member.
2906 Pass false as second argument to recursive count_type_elements calls.
2907 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2908 argument to count_type_elements call.
2909 * tree-sra.c (decide_block_copy): Likewise.
2910 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2911 for a constant-sized object, set cleared as well. Pass true as
2912 second argument to count_type_elements call.
2914 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2917 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2918 from legitimate_small_data_p, and make global. Update use.
2919 Remove forward declaration.
2920 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2922 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2924 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2926 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2927 of scratch intermediates.
2928 (eq<mode>_compare): Same.
2929 (neg_eq0<mode>): New.
2930 (neg_eq<mode>): Convert to define_insn_and_split.
2932 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2935 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2936 stdarg functions, set/clear the fp marker even when no variable
2938 * config/rs6000/sysv4.opt (mprototype): Describe.
2940 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2942 PR rtl-optimization/23478
2943 * regs.h (reg_info): Add throw_calls_crossed.
2944 (REG_N_THROWING_CALLS_CROSSED): Define.
2945 * flow.c (allocate_reg_life_data): Initialize
2946 REG_N_THROWING_CALLS_CROSSED.
2947 (propagate_one_insn, attempt_auto_inc): Update
2948 REG_N_THROWING_CALLS_CROSSED.
2949 * global.c (global_alloc): Don't allocate pseudos across
2950 calls that may throw.
2952 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2955 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2956 value is inbetween the range if we did not find an exact match.
2958 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2960 * doc/invoke.texi (Option Summary): Add ms1 options.
2961 * doc/extend.texi: Document interrupt handler attribute for ms1.
2962 * doc/md.texi: Document ms1 constraints.
2963 * config.gcc: Add ms1-*-elf.
2964 * config/ms1/ms1.h: New.
2965 * config/ms1/ms1.c: New.
2966 * config/ms1/ms1.md: New.
2967 * config/ms1/ms1-protos.h: New.
2968 * config/ms1/ABI.txt: New.
2969 * config/ms1/crti.asm: New.
2970 * config/ms1/crtn.asm: New.
2971 * config/ms1/lib2extra-funcs.c: New.
2972 * config/ms1/t-ms1: New.
2973 * config/ms1/ms1.opt: New.
2975 2005-08-22 Ira Rosen <irar@il.ibm.com>
2977 * config/rs6000/altivec.md (xorv4sf3): New.
2978 (negv4sf2, neg<mode>2): Likewise.
2980 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2983 * config/ia64/ia64.md (divsi3): Check divide by zero.
2984 (udivsi3): Likewise.
2986 (udivdi3): Likewise.
2988 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2990 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2991 up to elem_bitsize bits, not max_bitsize.
2993 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2995 PR tree-optimization/23433
2996 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2997 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2999 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3001 PR tree-optimization/23434
3002 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3003 the iteration bound is not an INTEGER_CST.
3005 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3007 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3008 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3009 NULL if need_epilog_adjust is false.
3010 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3011 Case 3 always peels first itration, not just for PLUS case, and no need
3012 to use scalar_initial_def here. Create an epilog adjustment only if
3013 scalar_initial_def is not NULL.
3015 (vectorizable_reduction): Remove assert.
3017 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3020 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3021 (__moddi3): Likewise.
3022 (__udivdi3): Likewise.
3023 (__umoddi3): Likewise.
3024 (__divsi3): Likewise.
3025 (__modsi3): Likewise.
3026 (__udivsi3): Likewise.
3027 (__umodsi3): Likewise.
3029 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3031 * tree-pass.h (TDF_GRAPH): Define.
3032 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3033 * passes.c (finish_optimization_passes): Only call
3034 finish_graph_dump_file if TDF_GRAPH is set.
3035 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3036 NULL. Set TDF_GRAPH bit.
3037 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3039 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3041 * arm.h (arm_stack_offsets): Add locals_base field.
3042 * arm.c (arm_get_frame_offsets): Compute it.
3043 (thumb_compute_initial_elimination offset): Make the Thumb frame
3044 pointer point to the base of the local variables.
3045 (thumb_expand_prologue): Update accordingly.
3046 (thumb_expand_epilogue): Likewise.
3048 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3049 mode of clobbered scratch to DImode. Handle a case that's known to
3052 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3054 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3055 (gt0<mode>_compare): Delete.
3056 (neg_gt0<mode>): Delete.
3058 2005-08-19 Eric Christopher <echristo@apple.com>
3060 * optabs.h: Change CTI_ to COI_.
3063 2005-08-19 James E Wilson <wilson@specifix.com>
3065 * builtins.c (expand_builtin_return_addr): Set
3066 current_function_accesses_prior_frames when count != 0. Use
3067 frame_pointer_rtx when count == 0.
3068 * function.h (struct function): Add accesses_prior_frames field.
3069 (current_function_accesses_prior_frames): Define.
3070 * reload1.c (init_elim_table): Check
3071 current_function_accesses_prior_frames.
3072 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3074 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3076 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3077 indicator. Return true if the flowgraph changed during
3080 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3083 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3084 conditional expression before testing its value.
3086 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3088 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3090 2005-08-19 Devang Patel <dpatel@apple.com>
3092 PR tree-optimization/23048
3093 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3094 third parameter. Check whether latch is dominated by exit
3096 (if_convertible_loop_p): Supply exit block itself to
3097 if_convertible_bb_p.
3099 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3102 * arm.md (arm_load_pic_register): Change argument to the mask of
3103 saved registers. Call thumb_find_work_register if we need a
3104 scratch register on Thumb.
3105 (arm_expand_prologue): Pass empty register set to
3106 arm_load_pic_register.
3107 (thumb_expand_prologue): Pass live_regs_mask directly to
3108 arm_load_pic_register.
3109 * arm-protos.h (arm_load_pic_register): Update prototype.
3111 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3113 * sh.c (find_sole_member): New function.
3114 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3115 if the record's alignment is larger than the size of its only member.
3117 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3120 * arm.c (thumb_legitimize_reload_address): New function.
3121 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3122 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3124 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3126 * config/crx/crx.c: Implement crx_decompose_address. Reject
3127 symbolic displacements since CRX register relative adressing
3128 mode can't handle unsigned 32-bit values as displacements.
3129 * config/crx/crx.h: Simplify definitions, remove redundant
3130 parenthesis and obsolete macros.
3131 * config/crx/crx.opt: Add new switch for debugging addresses.
3132 * config/crx/crx-protos.h: Add new declarations for above.
3134 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3137 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3140 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3142 * collect2.c (dup2): Delete.
3143 * configure.ac: Don't check for dup2.
3145 * config.in, configure: Regenerate.
3147 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3149 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3150 record with the type of its only member.
3152 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3154 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3155 define_insn_and_split.
3156 (plus_ltu<mode>_compare): Same.
3157 (gtu<mode>_compare): Same.
3158 (plus_gtu<mode>_compare): Same.
3160 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3162 PR tree-optimization/22228
3163 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3165 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3166 are recorded in vect_vnames_to_rename for renaming.
3167 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3168 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3169 in vect_vnames_to_rename.
3170 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3171 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3173 2005-08-18 Jan Hubicka <jh@suse.cz>
3176 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3177 info only for local statics, not for member variables.
3179 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3181 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3183 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3185 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3187 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3190 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3192 2005-08-17 James E Wilson <wilson@specifix.com>
3194 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3197 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3199 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3200 (leu<mode>_compare): Same.
3201 (plus_leu<mode>): Same.
3202 (neg_leu<mode>): Same.
3203 (and_neg_leu<mode): Same.
3204 (ltu<mode>_compare): Same.
3205 (plus_ltu<mode>): Same.
3207 (geu<mode>_compare): Same.
3208 (plus_geu<mode>): Same.
3209 (neg_geu<mode>): Same.
3210 (and_neg_geu<mode>): Same.
3211 (plus_gt<mode>): Same.
3212 (gtu<mode>_compare): Same.
3213 (plus_gtu<mode>): Same.
3215 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3217 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3218 Move call_table_data to end. Delete spurious .text.
3219 (callt_save_all_interrupt): Fix comment typo.
3221 2005-08-17 James E Wilson <wilson@specifix.com>
3222 Kevin Winchester <winchester@amirix.com>
3225 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3227 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3230 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3231 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3233 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3235 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3236 record with the type of its only member if the modes don't match.
3238 * varasm.c (decode_reg_name): Skip empty additional register names.
3240 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3242 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3243 lsm_tmp_name_length): New.
3244 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3245 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3247 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3248 Andreas Krebbel <krebbel1@de.ibm.com>
3250 * config.gcc: Added z9-109 switch.
3251 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3252 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3253 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3254 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3255 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3256 for "z9_109" cpu attribute.
3257 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3258 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3259 (s390_handle_arch_option): Added z9-109 switch.
3260 (override_options): Set respective cost function for z9-109.
3261 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3262 (legitimate_reload_constant_p): Accept extended immediates.
3263 (print_operand): Three new output modifiers added: k, m and o.
3264 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3265 (s390_output_mi_thunk): Use extended immediate when possible.
3266 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3267 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3268 (CONSTRAINT_LEN): Added length of O constraint.
3269 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3270 * config/s390/s390.md ("cpu"): New value z9_109 added.
3271 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3272 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3273 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3274 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3275 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3276 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3277 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3278 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3279 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3280 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3281 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3282 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3283 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3284 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3285 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3287 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3288 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3289 insns for TARGET_EXTIMM.
3291 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3293 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3295 2005-08-17 Nick Clifton <nickc@redhat.com>
3297 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3298 Call default_encode_section_info.
3300 2005-08-17 Steven Bosscher <stevenb@suse.de>
3302 PR tree-optimization/21574
3303 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3304 constant, return CONSTANT.
3305 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3306 (ccp_fold, visit_assignment): Likewise.
3307 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3309 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3311 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3312 fold_buildN instead of buildN then fold_initializer or fold.
3313 (build_unary_op): Likewise.
3314 (build_binary_op): Likewise.
3315 * fold-const.c (fold_initializer): Remove.
3316 (fold_build1_initializer): New function.
3317 (fold_build2_initializer): New function.
3318 (fold_build3_initializer): New function.
3319 * tree.h (fold_initializer): Remove.
3320 (fold_build1_initializer): New function.
3321 (fold_build2_initializer): New function.
3322 (fold_build3_initializer): New function.
3324 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3326 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3327 (try_move_mult_to_index): Call fold_build2 instead of build2.
3328 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3329 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3330 fold_binary_to_constant.
3331 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3333 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3334 check if A == gcd (A, B). Remove TYPE argument.
3335 (analyze_offset) Use fold_build2 instead of fold (build.
3336 (create_data_ref): Likewise.
3337 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3338 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3341 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3343 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3344 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3346 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3349 * gimplify.c (zero_sized_type): New function.
3350 (gimplify_modify_expr_rhs): If we have a zero sized type,
3351 replace the statement with an empty statement.
3353 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3355 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3358 2005-08-16 Ian Lance Taylor <ian@airs.com>
3360 * doc/tm.texi (Label Output): Correct typo.
3362 2005-08-16 Steven Bosscher <stevenb@suse.de>
3365 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3366 force_operand will work later on using have_insn_for.
3368 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3370 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3372 2005-08-16 Ian Lance Taylor <ian@airs.com>
3375 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3376 vector type, don't try to construct it element by element. Add an
3377 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3379 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3381 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3383 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3385 * doc/invoke.texi (Precompiled Headers): Document some more options
3386 which are known to be safe.
3388 2005-08-16 James E Wilson <wilson@specifix.com>
3390 PR tree-optimization/21105
3391 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3392 TREE_OVERFLOW check.
3394 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3396 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3397 (neg_ltu<mode>): Same.
3399 (neg_gtu<mode>): Same.
3401 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3403 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3404 (fold_builtin_isdigit): Use fold_buildN.
3405 (build_function_call_expr): Likewise.
3406 * c-typeck.c (c_finish_loop): Likewise.
3408 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3409 Richard Shann <rshann@superh.com>
3411 PR middle-end/20396:
3412 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3414 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3416 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3418 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3421 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3422 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3425 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3428 * fold-const.c (build_range_check): Disable optimization for function
3429 pointer expressions on targets that require function pointer
3432 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3434 * simplify-rtx.c (simplify_const_relational_operation): When
3435 extracting arguments of a COMPARE, recompute the mode as well.
3437 2005-08-15 Ian Lance Taylor <ian@airs.com>
3439 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3441 2005-08-15 DJ Delorie <dj@redhat.com>
3443 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3445 (movsi_splittable): Allow, but split, moves to the stack.
3446 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3449 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3451 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3452 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3453 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3455 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3456 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3457 Delete HOST_PTR_PRINTF.
3459 * configure, config.in: Regenerate.
3461 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3463 * config/rs6000/rs6000.md (QHSI): New mode macro.
3464 (wd): Extend mode attr for QImode and HImode
3465 (dbits): New mode attr.
3466 (zero_extend<mode>di2): Convert to mode macro.
3468 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3471 * doc/invoke.texi (-mgnu-ld): Update description.
3474 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3477 * Makefile.in (tree-chrec.o): Depends on real.h.
3478 * tree-chrec.c: Include real.h.
3479 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3480 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3481 * tree-scalar-evolution.c (add_to_evolution_1,
3482 interpret_rhs_modify_expr): Ditto.
3484 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3487 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3488 step is negative compute the estimation from init downwards to zero.
3490 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3492 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3494 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3496 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3498 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3499 Accept double-word constants that can be split.
3500 * config/s390/s390.md ("movti"): Use 'P' constraint.
3501 ("*movdi_31", "*movdf_31"): Likewise.
3503 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3505 Fix PR tree-optimization/22615
3507 * tree-ssa-structalias.c (solution_set_add): Handle
3508 first_vi_for_offset returning NULL.
3509 (do_da_constraint): Ditto.
3510 (do_sd_constraint): Ditto.
3511 (do_ds_constraint): Ditto
3512 (find_func_aliases): Ditto.
3513 (build_constraint_graph): RHS is allowed be ANYTHING.
3514 (first_vi_for_offset): Return NULL if we couldn't find anything at
3517 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3519 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3520 over memory as first operand.
3522 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3525 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3526 available for setting it.
3528 2005-08-14 Ira Rosen <irar@il.ibm.com>
3530 PR tree-optimization/23320
3531 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3532 data-refs' types instead of base object nullness. Add check for
3533 pointer type data-refs before first location comparison. Remove
3536 2005-08-14 Andreas Schwab <schwab@suse.de>
3538 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3540 2005-08-13 James E Wilson <wilson@specifix.com>
3542 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3543 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3544 -fstack-protector-all, --param ssp-buffer-size): Document.
3545 (-Wvariadic-macros): Alphabetize.
3546 (-fsched-stalled-insns-dep): Add missing 'f'.
3548 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3551 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3553 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3554 or indirect address operand.
3555 (EXTRA_ADDRESS_CONSTRAINT): New.
3556 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3558 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3560 PR tree-optimization/22236
3561 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3562 successors and predecessors.
3563 * tree-chrec.c (chrec_convert): Before converting, check that
3564 sequences don't wrap.
3565 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3566 (analyze_array): Extern.
3567 (find_data_references_in_loop): Remove call to
3568 compute_estimated_nb_iterations.
3569 * tree-data-ref.h (analyze_array): Declared.
3570 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3571 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3572 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3573 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3575 * tree-ssa-loop-ivcanon.c: Fix documentation.
3576 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3577 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3578 (infer_loop_bounds_from_undefined): New.
3579 (estimate_numbers_of_iterations_loop): Use
3580 infer_loop_bounds_from_undefined.
3581 (used_in_pointer_arithmetic_p): New.
3582 (scev_probably_wraps_p): Pass an extra parameter. Call
3583 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3584 (convert_step): Fix documentation.
3585 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3586 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3587 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3588 scev_probably_wraps_p.
3590 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3592 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3593 (s390_register_info): Ignore clobbered_regs information for fixed
3594 registers, and only fixed registers.
3595 (s390_init_frame_layout): Remove redundant call.
3597 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3599 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3600 description of -Wold-style-casts.
3602 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3603 Jakub Jelinek <jakub@redhat.com>
3605 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3606 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3607 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3608 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3609 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3610 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3611 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3612 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3613 ("stack_protect_set", "stack_protect_test"): New expanders.
3614 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3615 "stack_protect_testdi"): New insn definitions.
3617 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3619 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3621 2005-08-12 Paul Brook <paul@codesourcery.com>
3623 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3625 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3627 * config/s390/predicates.md (setmem_operand): New predicate.
3628 (shift_count_operand): Accept ANDs with special constants as
3630 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3631 with special constants.
3632 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3633 shift_count_operand with setmem_operand.
3635 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3637 * config/s390/s390.c (s390_extract_part, s390_single_part):
3639 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3640 (s390_output_mi_thunk): Don't use lg on 31 bit.
3641 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3642 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3644 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3646 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3647 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3648 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3649 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3650 with one of the new macros.
3652 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3654 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3655 Don't set save_return_addr_p.
3656 (s390_register_info): Make clobbered_regs not depending on
3659 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3661 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3662 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3664 2005-08-11 James E. Wilson <wilson@specifix.com>
3666 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3668 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3670 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3671 locations gathered by var-tracking in single entry loc_list
3672 over loc_descriptor_from_tree.
3674 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3675 pass it down to loc_descriptor.
3676 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3677 (containing_function_has_frame_base): Move earlier in the file.
3678 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3679 instead of always assuming fbreg can't be used.
3681 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3683 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3684 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3685 Accept address wrapped in AND for Altivec.
3686 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3687 Strip AND wrapping offset address for Altivec.
3689 2005-08-11 Richard Henderson <rth@redhat.com>
3692 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3693 before using TYPE_IS_SIZETYPE.
3695 2005-08-11 Richard Henderson <rth@redhat.com>
3698 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3699 insn types not present on ev4.
3700 (alphaev5_insn_pipe): Similarly.
3702 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3705 * arm.c (arm_override_options): If the user has selected callee-super-
3706 interworking, then enable normal interworking.
3708 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3710 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3713 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3715 * doc/rtl.texi: Fix two typos.
3717 2005-08-11 Richard Guenther <rguenther@suse.de>
3720 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3721 cases where we call to/from functions returning void.
3723 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3726 * tree.c (build_pointer_type_for_mode): Robustify.
3728 2005-08-10 James E Wilson <wilson@specifix.com>
3730 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3731 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3733 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3736 2005-08-10 Eric Christopher <echristo@apple.com>
3738 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3739 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3742 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3745 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3746 for the high part when generating dynamic-no-pic code.
3748 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3750 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3751 (x86_64-*-linux*): Likewise.
3753 * config/i386/crtfastmath.c: New file.
3754 * config/i386/t-crtfm: Likewise.
3756 * config/i386/linux.h (ENDFILE_SPEC): New.
3757 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3759 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3762 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3764 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3765 (vec_shl, vec_shr): Document new operations.
3766 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3768 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3770 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3771 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3772 change predicate to indexed_or_indirect_address.
3774 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3776 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3777 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3778 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3779 and __aeabi_uwrite8.
3780 * config/arm/unaligned-funcs.c: New file.
3781 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3783 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3785 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3787 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3788 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3790 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3791 * final.c (pass_shorten_branches): Add dump.
3792 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3793 (pass_life): Rename dump.
3794 (rest_of_handle_flow2): Remove initial verify_flow_info.
3795 * function.c (pass_instantiate_virtual_regs): Add dump.
3796 * integrate.c (pass_initial_value_sets): Add dump.
3797 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3798 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3799 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3800 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3801 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3802 gate_rtl_unrool_and_peel_loops): New.
3803 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3804 rtl_doloop): Do not look at flags.
3805 * mode-switching.c (pass_mode_switching): Add dump.
3806 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3807 pass_split_before_regstack): Add dump.
3808 * regmove.c (pass_stack_adjustments): Add dump.
3809 * tree-optimize.c (pass_fixup_cfg): Add dump.
3811 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3814 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3815 deciding which instruction sequence to use.
3817 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3819 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3820 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3822 2005-08-09 Richard Guenther <rguenther@suse.de>
3824 * c-common.c (builtin_function_2): Remove.
3825 (def_builtin_1): New function.
3826 (c_common_nodes_and_builtins): Use def_builtin_1 to
3827 build builtin functions.
3829 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3831 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3832 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3833 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3836 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3838 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3839 fold_binary instead of fold_build2 since we don't care about the
3841 (loop_niter_by_eval): Likewise.
3842 (compare_trees): Likewise.
3843 (proved_non_wrapping_p): Likewise.
3845 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3849 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3850 if the if is really empty.
3852 2005-08-09 Steven Bosscher <stevenb@suse.de>
3854 PR tree-optimization/23234
3855 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3856 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3857 argument of the new enum.
3858 (execute_cse_reciprocals): Add reciprocals for function arguments
3859 on the unique successor edge of the entry block. Update other calls
3860 to execute_cse_reciprocals_1.
3862 2005-08-08 Richard Henderson <rth@redhat.com>
3865 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3867 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3869 * expr.c (write_complex_part): Return after handling MEM.
3871 2005-08-08 Josh Conner <jconner@apple.com>
3873 PR rtl-optimization/23241
3874 * combine.c (simplify_comparison): Fix error in determining
3875 whether to lift a subreg from comparison.
3877 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3880 * config/rs6000/altivec.md (vec_init<mode>): New.
3881 (vec_set<mode>): New.
3882 (vec_extract<mode>): New.
3883 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3884 (rs6000_expand_vector_set): New.
3885 (rs6000_expand_vector_extract): New.
3886 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3887 for Altivec modes before reload.
3888 (altivec_expand_vec_init_builtin): New.
3889 (get_element_number): New.
3890 (altivec_expand_vec_set_builtin): New.
3891 (altivec_expand_vec_ext_builtin): New.
3892 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3894 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3896 * config/rs6000/rs6000.h (rs6000_builtins): Add
3897 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3898 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3899 * config/rs6000/rs6000-protos.h: Declare new functions.
3901 2005-08-08 Jan Hubicka <jh@suse.cz>
3903 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3904 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3905 * i386.md (movdi*): Use pic_32bit_operand.
3906 * predicates.md (pic_32bit_operand): New.
3908 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3911 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3913 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3915 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3916 (test_for_singularity): Use fold_build2.
3918 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3920 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3922 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3924 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3925 (COMMON_ASM_OP) Define.
3926 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3927 (ix86_encode_section_info): Likewise.
3928 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3929 SUBTARGET_ENCODE_SECTION_INFO.
3931 2005-08-06 Richard Henderson <rth@redhat.com>
3934 * tree-nested.c (convert_local_reference): Save and restore val_only
3935 around component_ref and friends. Clear walk_subtrees by default.
3937 2005-08-06 Peter O'Gorman <peter@pogma.com>
3940 * gcc.c (process_command): Check the argument to -b has a dash.
3941 * doc/invoke.texi: Update -b and -V docs.
3943 2005-08-06 James E Wilson <wilson@specifix.com>
3945 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3947 2005-08-06 Michael Matz <matz@suse.de>
3949 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3950 member only if only one insn is associated with the value.
3952 2005-08-06 Nick Clifton <nickc@redhat.com>
3954 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3956 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3957 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3958 Check symbol flags instead of symbol name mangling.
3959 (xstormy16_asm_output_aligned_common): Likewise. Also
3960 simplify code since the bss100_section cass is the only case
3961 where the below100 code will be triggered.
3962 (xstormy16_encode_section_info): Encode below100 attribute
3963 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3965 (xstormy16_strip_name_encoding): Delete - this function is no
3967 (TARGET_STRIP_NAME_ENCODING): Undefine.
3968 * config/stormy16/stormy16-protos.h: Delete prototype for
3969 xstormy16_strip_name_encoding.
3971 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3973 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3974 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3975 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3976 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3977 config/alpha/predicates.md, config/arc/arc.h,
3978 config/arm/arm.h, config/arm/ieee754-df.S,
3979 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3980 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3981 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3982 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3983 config/m68hc11/m68hc11.h, config/mips/mips.c,
3984 config/mips/mips.h, config/mips/openbsd.h,
3985 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3986 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3987 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3988 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3989 config/sparc/linux.h, config/sparc/linux64.h,
3990 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3991 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3992 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3993 typos. Follow spelling conventions.
3995 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3998 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3999 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4000 specially. Check for side effects only for COND_EXPR.
4001 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4002 return with TREE_NO_WARNING.
4004 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4006 PR rtl-optimization/23233
4007 * loop.c (combine_movables): Require the modes to be the same.
4008 (move_movables): Remove handling of cases where the replacement
4009 had a different mode to the original.
4011 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4013 PR tree-optimization/23128
4014 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4015 subtraction wrap, and set TREE_OVERFLOW if they do.
4017 2005-08-05 Richard Henderson <rth@redhat.com>
4020 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4021 FORCED_LABEL labels.
4023 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4026 * reload.c (find_reloads_subreg_address): Pass down TYPE
4027 unchanged. Change all callers except find_reloads_toplev.
4029 2005-08-05 Michael Matz <matz@suse.de>
4031 * genattrtab.c (current_alternative_string): Remove.
4032 (SIMPLIFY_ALTERNATIVE): Ditto.
4033 (attr_alt_bit_p): Ditto.
4034 (alternative_name): Make const char *.
4035 (evaluate_eq_attr): Remove use of above things.
4036 (simplify_test_exp): Ditto.
4037 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4038 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4040 2005-08-04 James E Wilson <wilson@specifix.com>
4042 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4043 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4044 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4045 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4046 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4048 2005-08-04 Richard Henderson <rth@redhat.com>
4051 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4052 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4053 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4054 if we'd have to instantiate too many members.
4056 2005-08-04 Richard Henderson <rth@redhat.com>
4059 * tree-outof-ssa.c (coalesce_asm_operands): New.
4060 (coalesce_ssa_name): Use it. Split out ...
4061 (coalesce_phi_operands, coalesce_result_decls): ... these.
4063 2005-08-04 Paul Brook <paul@codesourcery.com>
4065 * read-rtl.c (read_quoted_string): Break if EOF.
4067 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4069 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4070 (fold_build2): Likewise.
4071 (fold_build3): Likewise.
4072 (fold_build1_stat): New function prototype.
4073 (fold_build2_stat): Likewise.
4074 (fold_build3_stat): Likewise.
4075 * fold-const.c (fold_build1): Rename to ..
4076 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4077 through to build1_stat.
4078 (fold_build2): Rename to ..
4079 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4080 through to build2_stat.
4081 (fold_build3): Rename to ..
4082 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4083 through to build3_stat.
4085 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4086 Ian Lance Taylor <ian@airs.com>
4088 * function.c (assign_stack_local_1): Do not correct stack slot
4089 address if allocation size is smaller than mode size.
4091 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4094 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4095 (tree_merge_blocks): Propagate anything allowed by
4097 Clarify documentation.
4098 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4099 SSA form, schedule an update if necessary.
4101 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4103 * doc/install.texi (Binaries): Remove broken link to
4104 Sinix/Reliant Unix binaries.
4106 2005-08-03 Richard Henderson <rth@redhat.com>
4109 * function.c (stack_protect_epilogue): Export.
4110 * tree.h (stack_protect_epilogue): Declare.
4111 * calls.c (expand_call): Call it.
4113 2005-08-03 Eric Christopher <echristo@apple.com>
4115 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4116 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4119 2005-08-04 Jan Hubicka <jh@suse.cz>
4121 * profile.c (branch_prob): Split edges with goto locus on them
4122 to get proper line counts.
4123 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4125 2005-08-03 Paul Brook <paul@codesourcery.com>
4127 * function.c (assign_parms): Round current_function_args_size
4128 to PARM_BOUNDARY, not STACK_BOUNDARY.
4130 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4132 * config/i386/i386.c (x86_elf_aligned_common)
4133 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4135 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4137 PR tree-optimization/23157
4138 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4139 before emitting them.
4141 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4143 PR tree-optimization/19899
4144 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4145 * tree-scalar-evolution.c: Include real.h.
4146 (add_to_evolution): Build constant -1 of correct type.
4148 2005-08-03 Jan Hubicka <jh@suse.cz>
4150 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4151 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4152 profile updating for complette unrolling.
4153 * loop-unroll.c (peel_loop_completely): Use it.
4154 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4155 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4158 2005-08-03 Paul Brook <paul@codesourcery.com>
4160 * combine.c (can_change_dest_mode): New function.
4161 (try_combine, simplify_set): Use it.
4163 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4165 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4168 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4170 * doc/install.texi (Specific): Adjust link to openavr.org.
4171 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4172 (Binaries): Adjust HP-UX Porting Center link.
4173 (Binaries): Adjust Free Software Foundation ordering link.
4175 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4177 * convert.c (convert_to_integer): Use fold_build1 instead of
4178 build1 when converting an integer to an integer.
4180 2005-08-02 Richard Henderson <rth@redhat.com>
4182 * combine.c (combine_instructions): Don't use reg_equal/equiv
4183 results if the mode doesn't match.
4185 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4187 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4188 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4190 2005-08-02 Richard Henderson <rth@redhat.com>
4193 * explow.c (memory_address): Remove special-case for
4194 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4196 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4199 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4200 number of calls to cleanup_tree_cfg_1.
4202 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4204 * doc/invoke.texi: document file extensions .F90 and .F95
4206 2005-08-02 Richard Guenther <rguenther@suse.de>
4208 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4209 positive if its first argument is positive.
4211 2005-08-02 Richard Guenther <rguenther@suse.de>
4213 PR tree-optimization/23177
4214 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4217 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4219 PR tree-optimization/23129
4220 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4221 varying for divisions with anti-ranges.
4223 2005-08-02 Jan Hubicka <jh@suse.cz>
4225 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4226 * tree-ssa-threadupdate.c (thread_block): Add it here.
4228 2005-08-01 James E Wilson <wilson@specifix.com>
4230 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4231 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4232 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4234 * config/mips/predicates.md (const_call_insn_operand): Add check for
4235 SYMBOL_REF_LONG_CALL_P.
4236 * doc/extend.texi (long_call): Document the new attribute.
4238 2005-08-01 Ian Lance Taylor <ian@airs.com>
4239 Richard Henderson <rth@redhat.com>
4241 * Makefile.in (RTL_BASE_H): Add real.h.
4242 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4244 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4246 * rtl.c (rtl_check_failed_code_mode): New.
4247 * rtl.h (struct rtx_def): Add u.rv.
4248 (XCMWINT, XCNMPRV): New.
4249 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4250 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4252 2005-08-01 Richard Henderson <rth@redhat.com>
4254 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4255 with auto-inc codes.
4257 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4259 2005-08-01 Jan Hubicka <jh@suse.cz>
4261 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4262 * i386.c: Include dwarf2.h
4263 (asm_preferred_eh_data_format): New.
4264 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4266 2005-08-01 Ian Lance Taylor <ian@airs.com>
4268 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4269 randomize_va_space for virtual address randomization control.
4271 2005-08-01 Steven Bosscher <stevenb@suse.de>
4273 * common.opt (flag_ipa_cp): Put in right place to maintain
4276 2005-08-01 Jan Hubicka <jh@suse.cz>
4278 * profile.c (compute_value_histograms): Fix thinko.
4279 * value-prof.c: Include toplev.h
4280 (check_counter): New function.
4281 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4282 tree_mod_subtract_transform): Add sanity check.
4284 2005-08-01 Richard Guenther <rguenther@suse.de>
4286 PR tree-optimization/23133
4287 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4288 current functions parameter decls to find defs to cse
4291 2005-08-01 Richard Guenther <rguenther@suse.de>
4293 PR tree-optimization/23109
4294 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4295 If trapping math is in effect, use post-dominator information
4296 to check if we'd in any case reach a trapping point before
4297 doing the reciprocal insertion.
4298 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4299 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4300 expressions are invariant only if trapping math is not in effect.
4302 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4304 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4305 cgraph_function_versioning): New declarations.
4306 * cgraphunit.c: Add include to ipa-prop.h.
4307 (update_call_expr, cgraph_copy_node_for_versioning,
4308 cgraph_function_versioning): New functions.
4309 * integrate.c (copy_decl_for_inlining): Remove.
4310 * ipa-prop.h (ipa_replace_map): New struct.
4311 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4312 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4313 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4314 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4315 ipcp_iterate_stage, ipcp_method_scale_print,
4316 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4317 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4318 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4319 ipcp_update_bb_counts, ipcp_update_profiling,
4320 ipcp_update_edges_counts): New functions.
4321 (ipcp_method_cval_init): Remove restriction regarding local methods.
4322 (ipcp_init_stage): Add ipcp_method_compute_scale.
4323 (ipcp_insert_stage): Add versioning.
4324 (ipcp_structures_print): Add ipcp_method_scale_print.
4325 (ipcp_driver): Dump profiling info.
4326 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4327 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4328 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4329 (struct inline_data): Add versioning_p, ipa_info, new fields.
4330 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4331 declare_return_variable): Replace calls to copy_decl_for_inlining with
4333 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4335 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4336 Add argument VERSIONING.
4337 (copy_arguments_for_versioning, copy_static_chain,
4338 function_versionable_p, tree_versionable_function_p,
4339 tree_function_versioning, replace_ref_tree): New functions.
4340 * tree-inline.h: Include varray.h.
4341 (tree_versionable_function_p, tree_function_versioning,
4342 tree copy_decl_for_dup): New declarations.
4344 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4346 * ipa-cp.c: New file. Contains IPCP specific functionality.
4347 * ipa-prop.h: New file. Contains structures/definitions that can be
4348 used by several interprocedural data flow optimizations (and also IPCP).
4349 * ipa-prop.c: New file.
4350 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4351 * common.opt: Add ipa-cp flag.
4352 * timevar.def: Add IPCP optimization.
4353 * tree-optimize.c (init_tree_optimization_passes): Schedule
4355 * tree-pass.h (pass_ipa_cp): Declare.
4357 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4359 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4360 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4361 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4362 config/i386/i386.c, config/mips/mips.h,
4363 config/rs6000/rs6000.h, config/sh/sh.c,
4364 config/stormy16/stormy16.c: Fix comment typos.
4366 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4369 * c-typeck.c (build_binary_op): Use common_type wrapper on
4371 (common_type): Update comment.
4373 2005-07-31 Steven Bosscher <stevenb@suse.de>
4376 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4377 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4378 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4380 2005-07-31 Jan Hubicka <jh@suse.cz>
4382 * pretty-print.h (pp_widest_integer): New macro.
4383 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4386 2005-07-31 Jan Hubicka <jh@suse.cz>
4388 * output.h (enum section_category): Export from varasm.c
4389 (categorize_decl_for_section): Likewise.
4390 * varasm.c (enum section_category): Kill.
4391 (categorize_decl_for_section): Make global.
4392 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4394 * i386.c (ix86_section_threshold): New static variable.
4395 (ix86_in_large_data_p, ix86_encode_section_info,
4396 x86_64_elf_unique_section,
4397 x86_64_elf_select_section): New functions.
4398 (TARGET_ENCODE_SECTION_INFO): Define
4399 (override_options): Enable medium model for PIC.
4400 (ix86_expand_prologue): Expand gen_set_got_rex64.
4401 (legitimate_constant_p): Handle new UNSPECs.
4402 (legitimate_pic_address_disp_p): Likewise.
4403 (legitimize_pic_address): Lower MEDIUM model addressing.
4404 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4405 (enum cmodel): Add MEDIUM_PIC.
4406 (SYMBOL_REF_FAR_ADDR_P): New macro.
4407 (SYMBOL_FLAG_FAR_ADDR): New flag.
4408 * i386.md (movdi): Support medium model.
4409 (set_got_rex64): New pattern.
4410 * i386.opt (mlarge-data-threshold): New flag.
4411 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4412 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4413 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4414 TARGET_ASM_UNIQUE_SECTION): New.
4416 * invoke.texi (-mlarge_data_threshold): Document
4418 2005-07-31 Jan Hubicka <jh@suse.cz>
4420 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4421 (coalesce_vars): Likewise.
4422 * tree-ssa-live.c (coalesce_cost): New.
4423 (build_tree_conflict_graph): Use coalesce_cost.
4424 * tree-ssa-live.h (coalesce_cost): Declare.
4426 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4428 * arm.md (all peepholes for post-increment operations): Delete.
4429 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4430 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4431 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4432 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4433 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4435 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4437 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4440 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4443 * doc/invoke.texi: Document -rdynamic.
4445 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4448 * c-parser.c (c_parser_parms_list_declarator): Call
4449 mark_forward_parm_decls.
4450 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4451 decls with visibility structure.
4453 2005-07-30 Paul Brook <paul@codesourcery.com>
4455 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4457 2005-07-30 Paul Brook <paul@codesourcery.com>
4459 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4461 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4463 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4465 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4468 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4469 nested function declarators.
4470 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4471 (grokparms): Call warn_if_shadowing for parameters used within the
4473 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4474 not used within the parameter list.
4475 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4477 2005-07-30 Jan Hubicka <jh@suse.cz>
4479 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4480 * i386.c (ix86_fixup_binary_operands): Likewise.
4481 (ix86_expand_unary_operator): Likewise.
4482 (ix86_expand_fp_absneg_operator): Likewise.
4483 * optabs.c (expand_vec_cond_expr): Validate dest.
4485 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4488 * real.c (real_from_string): Also set last bit if there is a
4489 nonzero hex digit beyond GCC's internal precision after ".".
4491 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4493 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4494 define_constants. Change duplicate values to unassigned numbers.
4495 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4496 (*altivec_vspltsf): New.
4497 (altivec_vperm_v4sf): Delete.
4498 (altivec_vperm_<mode>): Use mode macro V.
4499 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4500 (altivec_predicate_v4sf): Delete.
4501 (altivec_predicate_<mode>): Use mode macro V.
4502 (*altivec_lvesfx): New.
4503 (*altivec_stvesfx): New.
4504 (vec_realign_load_v4sf): Delete.
4505 (vec_realign_load_<mode>): Use mode macro V.
4506 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4509 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4512 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4514 * configure: Regenerated.
4516 2005-07-29 Paul Brook <paul@codesourcery.com>
4518 * doc/install.texi: Add link to GFortran binaries wiki page.
4520 2005-07-29 David Ung <davidu@mips.com>
4522 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4523 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4524 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4525 * config/mips/mips.md (cpu): Add 5kf name.
4526 (includes): Includes 5k.md.
4527 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4528 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4531 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4534 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4535 (cleanup_tree_cfg): ... here.
4536 Call cleanup_tree_cfg_1 until there are no more cleanups to
4539 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4541 * tree-vrp.c (compare_range_with_value): Return true or false
4542 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4543 EQ_EXPR respectively.
4545 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4547 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4550 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4552 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4553 (tree_ssa_dominator_optimize): Increment it.
4554 (dump_dominator_optimization_stats): Print it.
4556 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4557 Steven Bosscher <stevenb@suse.de>
4559 PR rtl-optimization/23117
4560 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4561 when head == tail. Tidy comment.
4563 2005-07-28 Richard Henderson <rth@redhat.com>
4565 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4566 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4567 * jump.c (rtx_renumbered_equal_p): Likewise.
4568 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4569 CONST_INT and CONST_DOUBLE.
4570 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4571 * reload.c (operands_match_p): Special case CONST_INT and
4572 CONST_DOUBLE; check mode earlier.
4574 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4577 * c-typeck.c (convert_for_assignment): Do not check
4578 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4580 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4583 * c-typeck.c (composite_type): Prefer constant size arrays to
4586 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4589 * real.c (real_from_string): Set last bit if there is a nonzero
4590 hex digit beyond GCC's internal precision.
4592 2005-07-28 Richard Henderson <rth@redhat.com>
4595 * cfgcleanup.c (try_forward_edges): Watch out for end of
4598 2005-07-28 James E Wilson <wilson@specifixinc.com>
4601 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4603 2005-07-28 Jan Hubicka <jh@suse.cz>
4605 * Makefile.in (rtl-profile.o): Kill all traces of it.
4606 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4607 * coverage.h (rtl_coverage_counter_ref): Kill.
4608 * opts.c (flag_speculative_prefetching_set): Kill.
4609 (flag_loop_optimize_set): New.
4610 (common_handle_option): Disable loop optimizer when profiling;
4611 do not handle speculative prefetching.
4612 * passes.c (init_optimization_passes): Replace pass_profiling combo
4613 by branch_prob pass.
4614 * profile.c (compute_value_histograms): Update for simplified value
4616 (rtl_register_profile_hooks): Kill.
4617 (pass_profiling): Kill.
4618 (rest_of_handle_branch_prob): Do not profile.
4619 * toplev.c (process_options): Remove speculative prefetching.
4620 * toplev.h (flag_tree_based_profiling): Kill.
4621 * tree-profile.c (prepare_instrumented_value,
4622 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4623 tree_gen_one_value_profiler, do_tree_profiling): Update for
4624 simplified datastructures.
4625 * value-prof.c: Add comment that speculative prefetching was dropped;
4626 update rest of file for simplified datastructures.
4627 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4628 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4629 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4630 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4631 rtl_mod_subtract, gen_speculative_prefetch,
4632 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4633 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4634 (gate_handle_value_profile_transformations,
4635 rest_of_handle_value_profile_transformations,
4636 pass_value_profile_transformations): Kill.
4637 * value-prof.h (histogram_value_t): Remove IL based unions.
4638 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4639 rtl_profile_hooks): Remove hooks.
4641 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4643 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4644 (cgraph_clone_node): Likewise.
4645 * cgraph.h (cgraph_clone_edge): Update prototype.
4646 (cgraph_clone_node): Likewise.
4647 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4649 (lookup_recursive_calls): Consider profile.
4650 (cgraph_decide_recursive_inlining): Fix updating; use new
4651 probability argument; use profile.
4652 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4653 * tree-inline.c (copy_bb): Update clal of clone_edge.
4654 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4656 * invoke.texi (min-inline-recursive-probability): Document.
4658 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4660 * doc/install.texi (Configuration): Update Valgrind homepage.
4662 2005-07-28 Richard Henderson <rth@redhat.com>
4665 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4666 labels we want to delete.
4667 (cfg_layout_merge_blocks): Likewise.
4669 2005-07-28 Richard Henderson <rth@redhat.com>
4672 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4673 when expanding to nothing.
4675 2005-07-28 Josh Conner <jconner@apple.com>
4677 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4678 (cgraph_decide_inlining_of_small_functions): Likewise.
4680 2005-07-28 Josh Conner <jconner@apple.com>
4682 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4683 direction of badness if negative.
4684 (cgraph_default_inline_p): Add reason to parameters, and assign it
4686 (cgraph_decide_inlining_of_small_functions): New parameter in call
4687 to cgraph_default_inline_p.
4688 (cgraph_decide_inlining_incrementally): Likewise.
4689 * cgraphunit.c (decide_is_function_needed): Likewise.
4690 * cgraph.h (cgraph_default_inline_p): Likewise.
4692 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4694 * builtins.c: Fix comment typo(s).
4695 * genautomata.c: Likewise.
4696 * gimplify.c: Likewise.
4697 * tree-dfa.c: Likewise.
4698 * tree-flow-inline.h: Likewise.
4699 * tree-into-ssa.c: Likewise.
4700 * tree-ssa-alias.c: Likewise.
4701 * tree-ssa-ccp.c: Likewise.
4702 * tree-ssa-copy.c: Likewise.
4703 * tree-ssa-dce.c: Likewise.
4704 * tree-ssa-dom.c: Likewise.
4705 * tree-ssa-operands.c: Likewise.
4706 * tree-tailcall.c: Likewise.
4707 * tree-vectorizer.c: Likewise.
4708 * tree-vrp.c: Likewise.
4711 2005-07-28 Jeff Law <law@redhat.com>
4713 * tree-vrp.c (test_for_singularity): Extracted from ...
4714 (simplify_cond_using_ranges): Attempt to simplify a relational
4715 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4717 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4719 PR tree-optimization/22506
4720 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4721 phis whose argument is constant.
4723 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4725 PR rtl-optimization/18992
4726 Back out this patch:
4727 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4728 PR optimization/12142
4729 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4730 uses of the register in the SET_SRC. Remove unnecessary argument.
4732 Replace it with this:
4733 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4734 if flag_non_call_exceptions is set and the insn may trap, pass
4735 pc_rtx as dest for recursion.
4736 In SET_SRC part of SET case, if dest is already set, pass it down
4739 2005-07-28 Jan Hubicka <jh@suse.cz>
4741 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4742 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4743 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4745 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4746 profile when available.
4748 2005-07-28 Jan Beulich <jbeulich@novell.com>
4750 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4751 (ia64_print_operand): Describe and handle 'X'.
4752 (ia64_register_move_cost): Also handle FP_REGS.
4753 (ia64_preferred_reload_class): Likewise.
4754 (ia64_secondary_reload_class): Likewise.
4755 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4756 it. Also check for ITANIUM_CLASS_FLDP.
4757 * config/ia64/ia64.h (FP_REGNO_P): New.
4758 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4759 (reg_class): Add FP_REGS.
4760 (REG_CLASS_NAMES): Adjust for it.
4761 (REG_CLASS_CONTENTS): Likewise.
4762 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4763 (REG_CLASS_FROM_LETTER): Handle 'x'.
4764 (CLASS_MAX_NREGS): Handle FP_REGS.
4765 (MEMORY_MOVE_COST): Likewise.
4766 * config/ia64/ia64.md (itanium_class): Add fldp.
4767 (type): Handle fldp.
4768 (movti_internal): More allowable operand combinations. Use ldfp8 when
4769 splitting unnecessary. Remove predicable attribute. Adjust
4770 itanium_class attribute.
4771 (smuldi3_highpart): Remove outdated comment.
4772 (mulditi3, umulditi3, rotlti3): New expanders.
4773 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4774 (absti2): Disabled new insn for future reference.
4775 Respective new splitters.
4776 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4777 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4778 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4780 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4782 PR rtl-optimization/23047
4783 * simplify-rtx.c (simplify_const_relational_operation): Respect
4784 flag_wrapv for comparisons with ABS.
4786 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4788 PR tree-optimization/22493
4789 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4790 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4792 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4794 * config/frv/frv.opt (moptimize-membar): New.
4796 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4798 * config/frv/frv.h: Remove machine_function definition.
4800 * config/frv/frv.c (struct frv_io): New.
4801 (struct machine_function): Moved from frv.h. Add has_membar_p.
4802 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4803 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4804 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4805 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4806 (frv_reorg): Call frv_optimize_membar when appropriate.
4807 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4808 (frv_expand_builtin): Adjust calls accordingly.
4809 (frv_io_address_cookie): New function.
4810 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4811 load or store rather than a special insn. Add ccnstant address and
4812 io-type operands to the membar.
4813 (frv_ifcvt_modify_tests): Unsign regno.
4814 (frv_ifcvt_modify_tests): Same.
4816 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4817 UNSPEC_OPTIONAL_MEMBAR constant.
4818 (builtin_read_<mode>): Delete.
4819 (builtin_write_<mode>): Delete.
4820 ("optional_membar_<mode>"): Add operand.
4822 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4823 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4824 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4825 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4826 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4827 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4828 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4829 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4830 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4832 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4834 * df.c (df_uses_record): Handle SCRATCH.
4836 2005-07-28 Steven Bosscher <stevenb@suse.de>
4839 * passes.c (rest_of_decl_compilation): If decl is a type and
4840 we have encountered errors, don't emit debug information.
4842 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4844 * params.def: Fixed comment.
4846 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4849 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4850 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4851 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4853 2005-07-27 Steven Bosscher <stevenb@suse.de>
4856 * varasm.c (assemble_start_function): Don't do anything that may
4857 require a CFG if the current function is a thunk.
4859 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4861 * doc/install.texi (Prerequisites): Mention that perl is needed
4862 to do export control in libstdc++ targetting Darwin.
4864 2005-07-27 Steven Bosscher <stevenb@suse.de>
4866 PR rtl-optimization/17808
4867 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4868 (sched_insns_conditions_mutex_p): Split out from...
4869 (add_dependence): ...here. But don't call it from here.
4870 (add_dependence_list): Check sched_insns_conditions_mutex_p
4871 before calling add_dependence.
4872 (add_dependence_list_and_free): Likewise.
4873 (fixup_sched_groups): Likewise.
4874 (sched_analyze_1): Likewise.
4875 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4876 (sched_analyze): Likewise.
4877 (sched_analyze_insn): Likewise.
4878 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4879 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4880 dependencies on all COND_EXEC insns to jumps ending basic blocks
4881 when doing intrablock scheduling.
4882 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4884 2005-07-27 Jeff Law <law@redhat.com>
4886 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4887 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4888 equivalency sets, correctly handle the case were vr0 has an
4889 equivalency set, but vr1 does not.
4891 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4893 PR tree-optimization/23073
4894 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4895 vect_print_dump_info before fprintf.
4897 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4899 PR tree-optimize/22348
4900 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4901 Fold the partial computation.
4903 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4905 PR tree-optimization/22325
4906 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4908 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4910 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4911 (force_var_cost): ... this function.
4912 (compute_phi_arg_on_exit): Export.
4914 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4916 PR tree-optimization/20773
4917 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4920 2005-07-27 Richard Guenther <rguenther@suse.de>
4922 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4923 Avoid pushing again if current struct contains only
4924 fields we decomposed.
4926 2005-07-27 Jan Hubicka <jh@suse.cz>
4928 PR tree-optimization/22574
4929 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4932 * tree-tailcall.c (decrease_profile): New function.
4933 (eliminate_tail_call): Use it.
4935 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4936 visibility flags correctly in whole program mode.
4938 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4940 PR rtl-optimization/22472
4941 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4943 2005-07-26 Steven Bosscher <stevenb@suse.de>
4945 PR tree-optimization/22504
4946 * tree-complex.c (expand_complex_addition): Use 'code' instead
4947 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4949 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4951 * config.gcc (cpu_type): Add frv case.
4952 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4953 (supported_defaults): Add fr550 case.
4955 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4958 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4959 whether a pointer of type T * may point to objects of type T *.
4961 2005-07-26 DJ Delorie <dj@redhat.com>
4963 * configure: Regenerate.
4965 2005-07-26 Dale Johannesen <dalej@apple.com>
4967 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4969 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4971 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4972 Clarify use of "build" in name.
4974 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4976 * doc/extend.texi (Raw read/write Functions): New section.
4977 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4978 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4979 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4980 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4981 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4982 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4983 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4984 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4985 * config/frv/frv.c: Add bdesc_loads global.
4986 Add bdesc_stores global.
4987 (frv_init_builtins): Add support for __builtin_{read/write}*.
4988 (frv_volatile_memref): New.
4989 (frv_expand_load_builtin): New.
4990 (frv_expand_store_builtin): New.
4991 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4992 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4993 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4994 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4995 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4996 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4997 (builtin_read_<mode>): New.
4998 (builtin_write_<mode>): New.
4999 (builtin_write64): New.
5000 (optional_membar_<mode>): New.
5002 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5004 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5005 (rather than units) against HOST_BITS_PER_WIDE_INT.
5007 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5009 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5010 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5011 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5012 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5015 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5016 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5017 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5019 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5021 2005-07-26 Richard Guenther <rguenther@suse.de>
5023 PR tree-optimization/22486
5024 * fold-const.c (fold_unary): Fold away useless component
5025 references of the form (T *)&T.x, if the address
5028 2005-07-25 James E Wilson <wilson@specifixinc.com>
5030 * dwarf2out.c (add_call_src_coords_attributes): New.
5031 (gen_inlined_subroutine_die): Call it.
5032 (maybe_emit_file, init_file_table): Add comments.
5033 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5035 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5036 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5037 * tree.h (BLOCK_SOURCE_LOCATION): New.
5038 (struct tree_block): New field locus.
5040 2005-07-26 Andreas Schwab <schwab@suse.de>
5042 PR rtl-optimization/23043
5043 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5044 when allocating a struct unoccr.
5046 2005-07-25 Richard Henderson <rth@redhat.com>
5049 * tree-complex.c (gate_no_optimization): True if errors.
5050 * Makefile.in (tree-complex.o): Update dependencies.
5052 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5054 * config/frv/predicates.md (integer_register_operand): Use
5057 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5060 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5062 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5064 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5066 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5067 types when flag_unsafe_math_optimizations is true.
5069 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5071 * gcc.c (option_map): Add --sysroot.
5072 (process_command): Handle --sysroot.
5073 (display_help): Document it.
5074 * doc/cppopts.tex (-isysroot): Document.
5075 * doc/invoke.texi (--sysroot): Document.
5076 * doc/install.texi (--with-build-sysroot): Document.
5078 * Makefile.in (inhibit_libc): New variable.
5079 (INHIBIT_LIBC_CFLAGS): Likewise.
5080 (LIBGCC2_CFLAGS): Include
5081 $(INHIBIT_LIBC_CFLAGS).
5082 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5083 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5084 ($(T)crtend.o): Likewise.
5085 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5086 ($(T)crtendS.o): Likewise.
5087 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5088 ($(T)crtendT.o): Likewise.
5089 (stmp-fixinc): Do not complain about missing headers if
5091 * configure.ac (inhibit_libc): Set it to true/false.
5092 (--with-build-sysroot): New option. Use it to set
5094 * configure: Regenerated.
5096 2005-07-25 Manfred Hollstein <mh@suse.com>
5098 * calls.c (store_one_arg): Fix unsigned comparison warning.
5100 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5103 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5104 (ggc_print_statistics): Initialize variable before use.
5106 2005-07-25 Richard Guenther <rguenther@suse.de>
5108 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5109 calling with a PHI_NODE argument.
5111 * tree-flow-inline.h (overlap_subvar): Protect against
5114 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5116 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5117 * configure: Regenerate.
5119 2005-07-25 Ira Rosen <irar@il.ibm.com>
5121 * expr.c (highest_pow2_factor): Make extern.
5122 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5123 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5124 record_array_differ_p, array_ptr_differ_p): Likewise.
5125 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5126 additional cases. Call the above functions.
5127 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5128 base_object_differ_p when there are two base objects. Otherwise, compare
5129 base address and offset. Call may_alias_p.
5130 (dump_data_reference): Use a correct field name.
5131 (analyze_array): Make static. Initialize new data-ref fields.
5132 (analyze_indirect_ref): New function.
5133 (init_data_ref): Initialize new data-ref fields.
5134 (strip_conversion): Moved from tree-vect-analyze.c.
5135 (analyze_offset_expr, get_ptr_offset, address_analysis,
5136 object_analysis): Likewise.
5137 (analyze_offset): New function.
5138 (create_data_ref): Likewise.
5139 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5140 dimensions for ARRAY_REFs only.
5141 (build_classic_dist_vector): Make static.
5142 (access_functions_are_affine_or_constant_p): Call macro to get the
5143 address of access functions.
5144 (compute_all_dependences): Add new parameter
5145 compute_self_and_read_read_dependences. Compute self and read-read
5146 dependences if it is true.
5147 (find_data_references_in_loop): Call create_data_ref. Initialize new
5149 (compute_data_dependences_for_loop): Add new parameter
5150 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5151 compute nb_loops. Call compute_all_dependences,
5152 build_classic_dist_vector and build_classic_dir_vector with correct
5154 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5155 with correct parameters. Compare dimensions for ARRAY_REFs only.
5156 (free_data_refs): Call macro to free access functions.
5157 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5158 fields from stmt_vinfo.
5159 (struct base_object_info): New structure.
5160 (struct data_reference): Move fields to base_object_info. Add fields
5161 first_location and object_info for above structures. Move fields from
5162 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5163 aligned_to. Add macros to access the new fields.
5164 Update functions declarations.
5165 * tree-flow.h (is_aliased_with): Declare.
5166 * tree-loop-linear.c (linear_transform_loops): Call
5167 compute_data_dependences_for_loop with correct parameters.
5168 * tree-ssa-alias.c (is_aliased_with): New function.
5169 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5170 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5171 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5172 vect_base_addr_differ_p, compute_subscript_distance and
5173 build_classic_dist_vector. Add printings. Check absolute value of
5175 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5177 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5178 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5179 to bytes. Add printing.
5180 (vect_compute_data_refs_alignment): Go through loads and stores in one
5182 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5183 vect_analyze_data_ref_access): Likewise.
5184 (vect_analyze_pointer_ref_access): Remove.
5185 (vect_address_analysis, vect_object_analysis): Likewise.
5186 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5187 and analyze data-refs in the loop.
5188 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5189 fields of data-ref instead of stmt. Add init to the offset from the
5191 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5192 (vect_update_init_of_dr): Likewise.
5193 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5194 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5196 (new_loop_vec_info): Initialize new fields.
5197 (destroy_loop_vec_info): Free new fields.
5198 (vect_strip_conversion): Remove.
5199 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5200 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5201 datarefs. Add new field ddrs.
5202 Add macros for the new fields access.
5203 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5204 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5205 Remove their macros.
5206 * tree.h (highest_pow2_factor): Declare.
5208 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5210 * calls.c (store_one_arg): Check for sibling call MEM arguments
5211 from already clobbered incoming argument area.
5213 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5215 * c-common.c (check_missing_format_attribute): New.
5216 * c-common.h (check_missing_format_attribute): Likewise.
5217 * c-typeck.c (convert_for_assignment): Use it.
5219 2005-07-24 Andreas Schwab <schwab@suse.de>
5221 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5222 register use a word move. Correct operand of ext.w in 68000 code.
5224 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5226 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5227 variables as declarations, rather than definitions.
5229 2005-07-24 Ira Rosen <irar@il.ibm.com>
5231 PR tree-optimization/22526
5232 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5235 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5237 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5238 that C99 reserve for future use. Use it to define clog10,
5239 clog10f and clog10l.
5241 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5243 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5244 * configure.ac: Check for -Wmissing-format-attribute.
5246 * configure: Regenerate.
5248 2005-07-23 Richard Henderson <rth@redhat.com>
5250 PR tree-optimization/22623
5251 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5253 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5256 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5258 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5260 * Makefile.in (C_TREE_H): Update dependencies.
5261 * c-tree.h: Include toplev.h.
5262 * diagnostic.h (diagnostic_set_info): Add format attribute.
5263 * rtl-error.c (diagnostic_for_asm): Likewise.
5265 2005-07-23 Chao-ying Fu <fu@mips.com>
5267 * config/mips/mips-dsp.md: New file.
5268 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5269 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5271 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5272 MIPS_BUILTIN_BPOSGE32.
5273 (mips_expand_builtin_direct): Add one parameter to indicate that
5274 builtin functions need to return a value.
5275 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5277 (mips_regno_to_class): Add classes for 12 new DSP registers.
5278 (mips_subword): Change to check four HI registers.
5279 (mips_output_move): Output move to and from 6 new DSP accumulators.
5280 (override_options): Make sure -mdsp and -mips16 are not used together.
5281 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5283 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5285 (print_operand): Add 'q' for printing DSP accumulators.
5286 (mips_cannot_change_mode_class): Check ACC_REGS.
5287 (mips_secondary_reload_class): Check ACC_REGS.
5288 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5289 (mips_register_move_cost): Check ACC_REGS.
5290 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5291 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5292 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5293 (dsp_bdesc): New array.
5294 (bdesc_arrays): Add DSP builtin function table.
5295 (mips_prepare_builtin_arg): Check predicate again after
5297 (mips_expand_builtin): Add one more parameter to
5298 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5299 MIPS_BUILTIN_BPOSGE32.
5300 (mips_init_builtins): Initialize new function types.
5301 (mips_expand_builtin_direct): Check if builtin functions need to
5302 return a value and pass operands properly.
5303 (mips_expand_builtin_bposge): New function.
5304 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5305 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5306 (FIRST_PSEUDO_REGISTER): Increase to 188.
5307 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5308 Update for 12 new DSP registers.
5309 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5310 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5311 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5312 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5313 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5314 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5315 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5316 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5317 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5318 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5319 (REGISTER_NAMES): Add names for 12 new DSP registers.
5320 * config/mips/mips.md: Include mips-dsp.md.
5321 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5322 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5323 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5324 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5325 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5326 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5327 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5328 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5329 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5330 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5331 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5332 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5333 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5334 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5335 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5336 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5337 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5338 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5339 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5340 (UNSPEC_RDDSP): New constants.
5341 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5342 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5344 * config/mips/mips.opt (-mdsp): New option.
5345 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5346 (reg_imm10_operand): New predicates.
5347 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5348 * doc/invoke.texi (-mdsp): Document new option.
5350 2005-07-22 DJ Delorie <dj@redhat.com>
5352 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5354 * tree-inline.c (inlinable_function_p): Likewise.
5356 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5359 * toplev.c (check_global_declarations): Do not mark undefined
5360 variables as DECL_IGNORED_P.
5361 * varasm.c (first_global_object_name): GTY it.
5362 (weak_global_object_name): Likewise.
5363 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5364 a string to go into {weak,first}_global_object_name.
5366 2005-07-22 DJ Delorie <dj@redhat.com>
5368 * c-format.c (check_function_format): Change warning control
5369 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5371 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5373 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5374 &PTR->FLD a dereference of PTR.
5375 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5376 a potential dereference of PTR.
5378 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5380 PR rtl-optimization/20370
5381 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5382 call allocate_reg_info if necessary.
5384 PR rtl-optimization/21848
5385 * calls.c (emit_library_call_value_1): For const functions, add
5386 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5388 PR rtl-optimization/22445
5389 * cselib.c (target.h): Include.
5390 (rtx_equal_for_cselib_p): Allow commutative matches.
5391 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5392 Remove MODE parameter. Changed all callers.
5394 PR rtl-optimization/22258
5395 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5397 (try_combine): Use likely_spilled_retval_p.
5399 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5401 * config.gcc: Add crx-elf support.
5403 * doc/contrib.texi: Mention crx.
5404 * doc/extend.texi: Document crx extensions.
5405 * doc/install.texi: Document crx install.
5406 * doc/invoke.texi: Document crx options.
5407 * doc/md.texi: Document crx constraints.
5409 * config/crx/crx-protos.h: New file.
5410 * config/crx/crx.c: New file.
5411 * config/crx/crx.h: New file.
5412 * config/crx/crx.md: New file.
5413 * config/crx/crx.opt: New file.
5414 * config/crx/t-crx: New file.
5416 2005-07-22 Manfred Hollstein <mh@suse.com>
5418 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5420 (int_add_graph_edge): Likewise.
5421 (collapse_nodes): Likewise.
5422 (process_unification_queue): Likewise.
5424 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5425 Laurent GUERBY <laurent@guerby.net>
5427 PR tree-optimization/22336
5428 * function.c (record_block_change): Check for
5429 cfun->ib_boundaries_block.
5431 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5433 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5434 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5436 2005-07-21 DJ Delorie <dj@redhat.com>
5438 * toplev.c (warn_deprecated_use): Add warning control to warning
5440 * c-typeck.c (parser_build_binary_op): Likewise.
5441 (c_finish_if_stmt): Likewise.
5442 * c-common.c (check_function_sentinel): Likewise.
5443 (check_nonnull_arg): Likewise.
5445 2005-07-21 Richard Henderson <rth@redhat.com>
5448 * tree-complex.c (complex_ssa_name_components): New.
5449 (cvc_lookup): Allow entry not found.
5450 (create_components): Remove.
5451 (create_one_component_var, get_component_var): New.
5452 (get_component_ssa_name, set_component_ssa_name): New.
5453 (extract_component): Use get_component_ssa_name.
5454 (update_complex_components): Use set_component_ssa_name.
5455 (update_complex_components_on_edge): Likewise.
5456 (update_phi_components): Create new PHI nodes directly, instead
5457 of adding insns to edges.
5458 (tree_lower_complex): Allocate and free complex_variable_components
5459 and complex_ssa_name_components here.
5461 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5463 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5464 revert to returning false.
5466 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5469 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5471 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5474 * config/i386/i386.md (cmpxf): Change operand constraints
5475 to "nonmemory_operand".
5477 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5479 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5481 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5484 * fold-const.c (fold_build1): Add checksum for the operands.
5485 (fold_build2): Likewise.
5486 (fold_build3): Likewise.
5488 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5491 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5493 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5495 * common.opt (-fforward-propagate): Committed by mistake,
5498 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5500 * reg-stack.c: Fix comment typo(s).
5501 * tree-ssa-operands.c: Likewise.
5502 * tree-vectorizer: Likewise.
5504 2005-07-21 Nick Clifton <nickc@redhat.com>
5506 * config/sh/symbian.c: Replace C++ style line comments with C
5507 style line comments.
5508 (symbian_add_attribute): Do not use a ? operator on the LHS of
5510 (sh_symbian_handle_dll_attribute): Change the type of the
5511 method vector to "VEC(tree,gc)*" and use vector accessor
5512 macros to walk over the elements.
5513 (symbian_export_vtable_and_rtti_p): Likewise.
5514 (symbian_class_needs_attribute_p): Likewise.
5516 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5519 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5520 initialize targetm.resolve_overloaded_builtin here.
5521 (altivec_expand_overloaded_builtin): Make it non-static.
5522 * config/rs6000/rs6000-protos.h
5523 (altivec_expand_overloaded_builtin): New prototype.
5524 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5525 targetm.resolve_overloaded_builtin here.
5526 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5528 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5529 Zdenek Dvorak <dvorakz@suse.cz>
5531 PR tree-optimization/19210
5532 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5534 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5535 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5536 rely on unproven assumptions.
5537 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5538 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5539 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5540 to number_of_iterations_exit.
5541 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5542 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5543 * tree-ssa-loop-niter.c (find_loop_niter,
5544 estimate_numbers_of_iterations_loop): Likewise.
5545 (number_of_iterations_exit): Honor the new options.
5546 * doc/invoke.texi (Wunsafe-loop-optimizations,
5547 funsafe-loop-optimizations): Document them.
5549 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5551 PR rtl-optimization/22167
5552 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5554 2005-07-20 Adam Nemet <anemet@lnxw.com>
5556 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5557 __do_global_dtors_aux longcall.
5559 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5561 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5562 (old_special_pred_table): Don't reference
5563 SPECIAL_MODE_PREDICATES.
5564 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5565 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5566 * config/sh/predicates.h: Don't mention
5567 SPECIAL_MODE_PREDICATES.
5568 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5571 2005-07-20 DJ Delorie <dj@redhat.com>
5573 * config.gcc: Add m32c-elf support.
5575 * doc/contrib.texi: Mention m32c.
5576 * doc/extend.texi: Document m32c extensions.
5577 * doc/install.texi: Mention m32c.
5578 * doc/invoke.texi: Document m32c options.
5579 * doc/md.texi: Document m32c constraints.
5581 * config/m32c/addsub.md: New file.
5582 * config/m32c/bitops.md: New file.
5583 * config/m32c/cond.md: New file.
5584 * config/m32c/jump.md: New file.
5585 * config/m32c/m32c-lib1.S: New file.
5586 * config/m32c/m32c-lib2.c: New file.
5587 * config/m32c/m32c-modes.def: New file.
5588 * config/m32c/m32c-pragma.c: New file.
5589 * config/m32c/m32c-protos.h: New file.
5590 * config/m32c/m32c.abi: New file.
5591 * config/m32c/m32c.c: New file.
5592 * config/m32c/m32c.h: New file.
5593 * config/m32c/m32c.md: New file.
5594 * config/m32c/m32c.opt: New file.
5595 * config/m32c/minmax.md: New file.
5596 * config/m32c/mov.md: New file.
5597 * config/m32c/muldiv.md: New file.
5598 * config/m32c/predicates.md: New file.
5599 * config/m32c/prologue.md: New file.
5600 * config/m32c/shift.md: New file.
5601 * config/m32c/t-m32c: New file.
5603 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5605 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5606 (stack_protect_set, stack_protect_test): New expanders.
5607 (stack_protect_set_si, stack_protect_set_si_media,
5608 stack_protect_set_di_media, stack_protect_test_si,
5609 stack_protect_test_si_media, stack_protect_test_di_media):
5612 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5614 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5616 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5618 * tree.h (tree_expr_nonzero_p): Export.
5619 * fold-const.c (tree_expr_nonzero_p): Likewise.
5620 Return true for CALL_EXPRs that are alloca calls.
5621 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5623 * tree-flow.h (expr_computes_nonzero): Remove.
5624 * tree-vrp.c (expr_computes_nonzero): Remove.
5625 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5626 (extract_range_from_unary_expr): Likewise.
5627 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5628 tree_expr_nonzero_p.
5630 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5632 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5633 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5634 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5635 All callers changed.
5636 (frame_related_constant_load): New arg "related" which controls
5637 setting of RTX_FRAME_RELATED_P. All callers changed.
5638 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5639 (bfin_expand_prologue): Add stack limit checking.
5640 * config/bfin/bfin.md (trapifcc): New pattern.
5642 * config/bfin/bfin.c: Include "langhooks.h".
5643 (def_builtin): Go through lang_hooks to call builtin_function.
5645 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5646 * config/bfin/predicates.md (symbol_ref_operand): New.
5647 (call_insn_operand): Delete. All callers changed to use
5648 register_no_elim_operand.
5649 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5651 (function_arg): Use it to generate the call's operand 2.
5652 (bfin_longcall_p): New function.
5653 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5654 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5655 determine if the address needs to be in a REG.
5656 (bfin_handle_longcall_attribute): New function.
5657 (bfin_attribute_table): Add "longcall" and "shortcall".
5658 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5659 (CUMULATIVE_ARGS): New member call_cookie.
5660 (PREDICATE_CODES): Add symbol_ref_operand.
5661 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5662 extra USE to the pattern.
5663 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5664 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5665 sibcall_value_insn; now the new patterns handle direct calls and the
5666 old ones indirect calls.
5667 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5669 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5671 * doc/trouble.texi: Update section on handling of empty loops.
5673 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5675 * config.gcc: Remove support for sparc-*-openbsd*,
5676 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5678 * config.host: Remove support for i860-*-sysv4* as a host.
5679 * config/i860/*, config/ip2k/*, config/ns32k/*,
5680 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5681 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5682 mention obsolete ports.
5684 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5686 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5688 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5689 of frame_pointer_rtx.
5690 (sh_expand_epilogue): Likewise.
5691 (sh_set_return_address): Likewise.
5692 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5693 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5694 offsets from FRAME_POINTER_REGNUM.
5695 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5696 (sh_register_names): Add initializer for sfp.
5697 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5698 (VALID_REGISTER_P): Likewise.
5699 (FIRST_PSEUDO_REGISTER): Update.
5700 (DWARF_FRAME_REGISTERS): Define.
5701 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5702 (HARD_FRAME_POINTER_REGNUM): Define.
5703 (FRAME_POINTER_REGNUM): Redefine.
5704 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5705 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5706 from FRAME_POINTER_REGNUM.
5707 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5708 FRAME_POINTER_REGNUM.
5709 (REG_CLASS_CONTENTS): Add sfp.
5710 (REG_ALLOC_ORDER): Likewise.
5711 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5712 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5713 of frame_pointer_rtx.
5714 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5716 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5718 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5719 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5720 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5722 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5725 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5727 Make CONSTRUCTOR use VEC to store initializers.
5728 * c-common.c (complete_array_type): Update to cope with VEC in
5730 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5731 (pp_c_constructor_elts): New function.
5732 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5733 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5734 struct constructor_stack, struct initializer_stack,
5735 constructor_elements, push_init_level, pop_init_level,
5736 add_pending_init, find_init_member, output_init_element): Update to
5737 cope with VEC in CONSTRUCTOR_ELTS.
5738 * coverage.c (build_fn_info_value, build_ctr_info_value,
5739 build_gcov_info): Likewise.
5740 * expr.c (categorize_ctor_elements_1, store_constructor,
5741 expand_expr_real_1): Likewise.
5742 * fold-const.c (fold_ternary): Likewise.
5743 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5744 gimplify_init_constructor, gimplify_expr): Likewise.
5745 * tree-dump.c (dequeue_and_dump): Likewise.
5746 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5748 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5750 * tree-sra.c (generate_element_init_1): Likewise.
5751 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5752 * tree-ssa-operands.c (get_expr_operands): Likewise.
5753 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5754 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5755 (get_initial_def_for_reduction): Likewise.
5756 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5757 value handle in annotations.
5758 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5759 tree_node_structure): Add support for constr_kind.
5760 (build_vector_from_ctor, build_constructor_single,
5761 build_constructor_from_list): New functions.
5762 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5763 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5764 Update to cope with VEC in CONSTRUCTOR_ELTS.
5765 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5766 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5767 CONSTRUCTOR_APPEND_ELT): New macros.
5768 (struct constructor_elt, struct tree_constructor): New data types.
5769 (union tree_node): Add tree_constructor field.
5770 * treestruct.def: Define TS_CONSTRUCTOR.
5771 * varasm.c (const_hash_1, compare_constant, copy_constant,
5772 compute_reloc_for_constant, output_addressed_constants,
5773 initializer_constant_valid_p, output_constant,
5774 array_size_for_constructor, output_constructor): Update to cope with
5775 VEC in CONSTRUCTOR_ELTS.
5776 * vec.h (VEC_empty, VEC_copy): New macros.
5778 2005-07-19 Devang Patel <dpatel@apple.com>
5780 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5782 2005-07-19 Richard Henderson <rth@redhat.com>
5785 * gimplify.c (gimplify_expr): Use main variant type for the temp
5786 destination for a discarded volatile read.
5787 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5788 casts between non-void types that change volatility.
5790 2005-07-15 DJ Delorie <dj@redhat.com>
5792 * toplev.h: Add comment about the first parameter for warning().
5793 * errors.h: Likewise.
5795 * c.opt (Wpragmas): New.
5796 * doc/invoke.texi: Document it.
5798 * function.c (do_warn_unused_parameter): Add warning control to
5800 * c-decl.c (warn_if_shadowing): Likewise.
5801 * c-lex.c (cb_def_pragma): Likewise.
5802 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5803 (pop_alignment): Likewise.
5804 (handle_pragma_pack): Likewise.
5805 (apply_pragma_weak): Likewise.
5806 (handle_pragma_weak): Likewise.
5807 (handle_pragma_redefine_extname): Likewise.
5808 (add_to_renaming_pragma_list): Likewise.
5809 (handle_pragma_extern_prefix): Likewise.
5810 (maybe_apply_renaming_pragma): Likewise.
5811 (handle_pragma_visibility): Likewise.
5813 * config/c4x/c4x-c.c (BAD): Likewise.
5814 (c4x_parse_pragma): Likewise.
5815 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5816 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5817 (rs6000_pragma_longcall): Likewise.
5818 * config/v850/v850-c.c (pop_data_area): Likewise.
5819 (ghs_pragma_section): Likewise.
5820 (ghs_pragma_section): Likewise.
5821 (ghs_pragma_interrupt): Likewise.
5822 (ghs_pragma_starttda): Likewise.
5823 (ghs_pragma_startsda): Likewise.
5824 (ghs_pragma_startzda): Likewise.
5825 (ghs_pragma_endtda): Likewise.
5826 (ghs_pragma_endsda): Likewise.
5827 (ghs_pragma_endzda): Likewise.
5829 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5830 Kenneth Zadeck <zadeck@naturalbridge.com>
5832 * Makefile.in: Removed tree-promote-statics.c
5833 * tree-promote-statics.c: Removed.
5834 * common.opt: Removed flag-promote-statics.
5836 * passes.c: Removed tree-promote-statics pass.
5837 * tree-pass.h: Ditto.
5838 * timevar.def: Removed TV_PROMOTE_STATICS.
5841 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5843 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5845 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5847 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5850 * c-common.c (check_function_arguments): Call
5851 'check_function_format' if either -Wformat or
5852 -Wmissing-format-attribute are specified.
5853 * c-format.c (check_function_format): Check -Wformat before
5854 calling 'check_format_info'.
5855 * c-opts.c (c_common_post_options): Don't warn for
5856 -Wmissing-format-attribute without -Wformat.
5857 * c-typeck.c (convert_for_assignment): Detect additional cases for
5858 -Wmissing-format-attribute.
5859 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5862 2005-07-19 Richard Guenther <rguenther@suse.de>
5864 * config/i386/i386.md (lrint<mode>2): Use temporary
5865 instead of clobbering non-existent memory.
5867 2005-07-19 Nick Clifton <nickc@redhat.com>
5869 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5870 statement to avoid displaying ASCII control characters.
5872 2005-07-19 Ben Elliston <bje@au.ibm.com>
5874 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5875 * cfganal.c (find_edge_index): Ditto.
5876 * combine.c (combine_instructions): Ditto.
5877 * ddg.c (create_scc): Ditto.
5878 (find_successors): Ditto.
5879 (find_predecessors): Ditto.
5880 (find_nodes_on_paths): Ditto.
5881 (longest_simple_path): Ditto.
5882 * flow.c (update_life_info): Ditto.
5883 (count_or_remove_death_notes): Ditto.
5884 (clear_log_links): Ditto.
5885 * modulo-sched.c (generate_reg_moves): Ditto.
5886 (find_max_asap): Ditto.
5887 (find_max_hv_min_mob): Ditto.
5888 (find_max_dv_min_mob): Ditto.
5889 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5890 * sched-rgn.c (extract_edgelst): Ditto.
5891 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5892 (dump_update_ssa): Ditto.
5893 (ssa_names_to_replace) Ditto.
5894 (switch_virtuals_to_full_rewrite): Ditto.
5895 (update_ssa): Ditto.
5896 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5898 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5900 Fix PR tree-optimization/22483
5902 * tree-complex.c (create_components): Use
5903 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5904 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5905 * tree-flow.h (safe_referenced_var_iterator): New structure.
5906 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5907 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5908 safe_referenced_var iterator.
5909 (add_type_alias): Ditto.
5911 2005-07-19 Steven Bosscher <stevenb@suse.de>
5913 * loop-init.c (rest_of_handle_loop2): Remove.
5914 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5915 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5916 (pass_rtl_loop_init, pass_rtl_loop_done,
5917 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5918 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5919 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5920 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5921 pass_tree_loop_done, and pass_tree_unswitch.
5922 (gate_loop): Rename to gate_tree_loop.
5923 * passes.c (init_optimization_passes): Update for renamed tree
5924 loop passes. Add the new loop2 passes as subpasses of loop2.
5925 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5926 Update for the renamed tree loop passes.
5928 2005-07-18 Ian Lance Taylor <ian@airs.com>
5931 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5932 blocks when optimizing.
5934 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5936 * common.opt (frename-registers): Initialize to 2.
5938 (fgcse-after-reload): Ditto.
5939 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5940 (process_options): Only change flag_web, flag_rename_registers,
5941 and flag_rerun_cse_after_loop if not explicitly set by user.
5943 2005-07-18 Jan Beulich <jbeulich@novell.com>
5945 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5946 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5947 in 64-bit mode the same as DImode in 32-bit mode.
5948 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5949 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5950 mode. Add new mode parameter.
5951 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5952 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5953 x86_64_shift_adj): New expanders.
5954 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5955 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5957 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5958 DImode shift splitters.
5959 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5960 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5963 2005-07-18 Jan Beulich <jbeulich@novell.com>
5965 * i386.md (movdi_extzv_1): New.
5966 (zero_extendhidi2): Combine alternatives and never force use of
5968 (zero_extendqidi2): Likewise. Don't restrict input selection.
5970 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5972 Fix PR tree-optimization/22531
5973 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5976 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5978 * tree-promote-statics.c (pass_promote_statics): Change dump file
5981 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5983 * tree-optimize.c (init_tree_optimization_passes): Add
5984 pass_eliminate_useless_stores pass.
5985 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5986 * tree-ssa-pre.c (is_copy_stmt): New function.
5987 (follow_copies_till_vuse): Ditto.
5988 (do_eustores): Ditto.
5989 (gate_eustores): Ditto.
5991 2005-07-16 Richard Henderson <rth@redhat.com>
5993 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5995 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5996 Kenneth Zadeck <zadeck@naturalbridge.com>
5998 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5999 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6000 ipa-type-escape.h, tree-promote-statics.c
6001 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6002 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6003 tree-promote-statics.c: new files.
6004 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6005 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6006 int nonlocal_set_p, mark_constant_function): Deleted.
6007 (rest_of_handle_cfg): Removed call to mark_constant_function.
6008 (nonoverlapping_component_refs_p): Added calls to support
6009 type based aliasing.
6010 * tree-ssa-alias.c (may_alias_p,
6011 compute_flow_insensitive_aliasing): Ditto.
6012 * calls.c (flags_from_decl_or_type): Removed reference to
6014 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6015 too many arguments. This is necessary for Spec 2000.
6016 * cgraph.h (const_function, pure_function): Removed.
6017 * common.opt: Added "fipa-pure-const", "fipa-reference",
6018 "fipa-type-escape", and "ftree-promote-static".
6020 * passes.c: Added ipa and tree-promote-statics passes.
6021 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6022 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6023 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6024 * tree-flow.h: Added exposed sra calls and addition of
6025 reference_vars_info field for FUNCTION_DECLS.
6026 * tree-pass.h: Added passes.
6027 * tree-sra.c: (sra_init_cache): New function.
6028 (sra_insert_before, sra_insert_after) Made public.
6029 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6031 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6032 aliasing. (may_alias_p): Added code to use type escape analysis to
6034 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6035 code to prune clobbers of static variables based on information
6036 produced in ipa-reference pass. Changed call clobbering so that
6037 statics are not marked as clobbered if the call does not clobber
6040 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6042 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6045 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6047 * doc/install.texi (*-*-solaris2*): Document recommended version
6048 of GNU binutils and mention GNU linker problem on Solaris 10.
6050 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6053 * c-decl.c (c_build_bitfield_integer_type): New function.
6054 (finish_struct): Call it.
6055 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6057 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6059 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6062 2005-07-16 Jan Hubicka <jh@suse.cz>
6064 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6065 (scale_bbs_frequencies_int): Watch roundoff errors.
6066 * predict.c (return_prediction): Initialize return_stmt.
6068 2005-07-16 Jan Hubicka <jh@suse.cz>
6070 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6071 after RTL profiling.
6073 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6076 * fold-const.c (build_range_check): Convert high/low to etype
6077 if we are only comparing against exp.
6079 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6081 Fix PR tree-optimization/22376
6082 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6084 (need_to_solve): New function.
6085 (compute_points_to_sets): Use it.
6087 2005-07-15 Jan Hubicka <jh@suse.cz>
6089 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6090 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6092 2005-07-15 Richard Guenther <rguenther@suse.de>
6094 * c-common.c (handle_flatten_attribute): New function.
6095 Add flatten function attribute.
6096 * doc/extend.texi: Document flatten function attribute.
6097 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6098 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6100 (cgraph_decide_inlining): Handle functions with flatten
6103 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6105 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6106 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6107 UNSPEC_XCHG, UNSPEC_AND): New.
6108 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6109 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6110 * config/rs6000/sync.md (FETCHOP): New code macro.
6111 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6113 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6114 (sync_compare_and_swap<mode>): Same.
6115 (sync_lock_test_and_set<mode>): Same.
6116 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6117 for QImode and HImode, and not PPC405.
6118 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6119 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6120 (sync_<fetchop>{si,di}_internal): New.
6121 (sync_nand{si,di}_internal): New.
6122 (sync_old_<fetchop>{si,di}_internal): New.
6123 (sync_old_nand{si,di}_internal): New
6124 (sync_new_<fetchop>{si,di}_internal): New.
6125 (sync_new_nand{si,di}_internal): New.
6126 (atomic_and{si,di}): New.
6127 (sync_new_nand{si,di}_internal): New.
6128 (atomic_and{si,di}): New.
6129 (sync_add<mode>_internal): Delete.
6130 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6131 (sync_sub<mode>_internal): Delte.
6132 (sync_subshort_internal): New.
6133 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6134 (sync_anddi_internal): Delete.
6135 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6136 (sync_booldi_internal): Delete.
6137 (sync_boolc<mode>_internal): Delete.
6138 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6139 (sync_boolc<mode>_internal2): Delete.
6140 (sync_boolcc<mode>_internal): Delete.
6141 (isync, lwsync): Use unspec instead of unspec_volatile.
6142 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6143 Revert UNSPEC_VOLATILE.
6144 (rs6000_split_atomic_op): New.
6145 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6147 2005-07-14 Eric Christopher <echristo@redhat.com>
6149 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6150 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6152 2005-07-14 Eric Christopher <echristo@redhat.com>
6154 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6156 2005-07-14 Steven Bosscher <stevenb@suse.de>
6158 PR tree-optimization/22230
6159 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6160 the computation of the four cross productions for "range op range".
6162 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6163 Ulrich Weigand <uweigand@de.ibm.com>
6166 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6169 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6171 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6173 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6175 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6177 2005-07-14 Richard Guenther <rguenther@suse.de>
6180 * config/i386/i386-protos.h (ix86_function_value): Change
6181 prototype to match new target hook.
6182 * config/i386/i386.c (ix86_value_regno): Change prototype
6183 to take extra type argument.
6184 (TARGET_FUNCTION_VALUE): Define.
6185 (ix86_function_ok_for_sibcall): Pass extra argument to
6186 ix86_value_regno, check return slot rtx for exact match.
6187 (ix86_function_value): Take extra parameter. Dispatch to
6188 ix86_value_regno with fndecl/fntype as provided.
6189 (ix86_value_regno): Handle extra type argument.
6190 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6192 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6193 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6194 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6195 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6196 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6198 2005-07-14 Richard Guenther <rguenther@suse.de>
6200 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6201 * calls.c (expand_call): Pass fntype to hard_function_value.
6202 (emit_library_call_value_1): Likewise.
6203 * explow.c: Include target.h.
6204 (hard_function_value): Take extra argument, the fntype.
6205 Use new target hook for function_value.
6206 * expr.h (hard_function_value): Change prototype.
6207 * function.c (aggregate_value_p): Pass 0 as fntype to
6208 hard_function_value.
6209 (assign_parms): Use new target hook for function_value.
6210 Pass 0 as fntype to hard_function_value.
6211 (expand_function_end): Likewise.
6212 * reg-stack.c: Include target.h.
6213 (stack_result): Use new target hook for function_value.
6214 * target-def.h: New target hook function_value.
6215 * target.h: Likewise.
6216 * targhooks.c (default_function_value): New function.
6217 * targhooks.h (default_function_value): Declare.
6219 2005-07-13 Ian Lance Taylor <ian@airs.com>
6221 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6223 2005-07-14 Jan Hubicka <jh@suse.cz>
6225 * tree-dfa.c (dump_variable): Use default_def function.
6226 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6227 * tree-ssa.c (verify_use): Likewise.
6228 * tree-ssanames.c (release_ssa_name): Likewise.
6229 * tree-tailcall.c (eliminate_tail_call): Likewise.
6230 (tree_optimize_tail_calls_1): Likewise.
6231 * tree-vrp.c (get_value_range): Likewise.
6233 2005-07-14 Ben Elliston <bje@au.ibm.com>
6235 * gcc.c (main): Compare language[0] with '*' when iterating over
6238 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6240 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6241 "s390_emit_compare". Add handling of CCZ1mode.
6242 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6243 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6245 (s390_branch_condition_mask): Add CCZ1mode handling.
6246 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6247 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6248 Use CCZ1mode instead of CCZmode.
6249 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6251 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6253 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6255 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6257 2005-07-13 Eric Christopher <echristo@redhat.com>
6259 * config/mips/mips.c (mips_canonicalize_comparison): New.
6260 (mips_emit_int_relational): Use.
6262 2005-07-13 Eric Christopher <echristo@redhat.com>
6264 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6266 * config/s390/s390.md: Include tpf.md. Move tpf specific
6268 * config/s390/tpf.md: To here.
6269 * config/s390/s390.opt: Move tpf specific options...
6270 * config/s390/tpf.opt: to here. Add mmain option.
6271 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6272 * config/s390/tpf.h: Rewrite.
6274 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6276 * doc/tm.texi: Remove @xref{Cross-profiling}.
6278 2005-07-13 Jeff Law <law@redhat.com>
6280 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6281 expressions, test their _DECL operands for pointer equality rather
6282 than using operand_equal_p.
6284 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6286 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6287 (TARGET_POSIX_IO): This.
6288 * config/darwin.h: Likewise.
6289 * config/freebsd.h: Likewise.
6290 * config/linux.h: Likewise.
6291 * config/lynx.h: Likewise.
6292 * config/netbsd.h: Likewise.
6293 * config/rs6000/linux64.h: Likewise.
6294 * config/rs6000/linux.h: Likewise.
6295 * config/s390/tpf.h: Likewise.
6296 * config/sh/embed-elf.h: Likewise.
6297 * config/sparc/linux64.h: Likewise.
6298 * config/sparc/linux.h: Likewise.
6299 * config/svr4.h: Likewise.
6300 * gcov-io.h: Likewise.
6302 * doc/tm.texi: Updated.
6304 * libgcov.c (create_file_directory): Defined only if
6305 TARGET_POSIX_IO is defined.
6306 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6309 2005-07-13 Jan Hubicka <jh@suse.cz>
6311 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6313 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6315 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6316 structure as argument.
6318 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6320 PR tree-optimization/21921
6321 * tree-iterator.c (tsi_link_before): Support the case when
6322 tsi_end_p (tsi) == true.
6324 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6326 PR tree-optimization/22442
6327 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6330 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6332 PR rtl-optimization/20376
6333 * toplev.c (process_options): Enable -fweb and -frename-registers when
6335 * doc/invoke.texi: Update the information about when -fweb and
6336 -frename-registers are enabled.
6338 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6341 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6342 if *rhs_p is not a SSA_NAME.
6344 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6346 Fix PR tree-optimization/22422
6347 * tree-ssa-structalias.c (struct variable_info): Add flag for
6349 (get_varinfo): Now a static function.
6350 (new_varinfo): init has_union and is_special_var to false.
6351 (solution_set_add): Check has_union.
6352 (do_da_constraint): Move temporary variable so it gets reset
6354 Also check for special variable.
6355 (do_ds_constraint): Ditto.
6356 (do_sd_constraint): Ditto.
6357 (do_structure_copy): Check for special variable.
6358 (find_func_aliases): Ditto.
6359 (init_base_vars): Set special vars properly.
6361 2005-07-13 Jan Hubicka <jh@suse.cz>
6363 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6366 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6367 (get_expr_operands): Fix thinko wrt flags and subvars.
6369 PR tree-optimize/22379
6370 * tree-inline.c (expand_call_inline): Do not output sorry in early
6373 2005-07-12 Dale Johannesen <dalej@apple.com>
6375 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6377 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6380 * host-linux.h: Include limits.h.
6382 2005-07-12 Dale Johannesen <dalej@apple.com>
6384 * expr.c (compress_float_constant): Add cost check.
6385 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6387 2005-07-12 Dale Johannesen <dalej@apple.com>
6389 * gcc.target/i386/compress-float-sse.c: New.
6390 * gcc.target/i386/compress-float-sse-pic.c: New.
6391 * gcc.target/i386/compress-float-387.c: New.
6392 * gcc.target/i386/compress-float-387-pic.c: New.
6393 * gcc.dg/compress-float-ppc.c: New.
6394 * gcc.dg/compress-float-ppc-pic.c: New.
6396 2005-07-12 Eric Christopher <echristo@redhat.com>
6398 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6400 * config/s390/s390.md: Include tpf.md. Move tpf specific
6402 * config/s390/tpf.md: To here.
6403 * config/s390/s390.opt: Move tpf specific options...
6404 * config/s390/tpf.opt: to here. Add mmain option.
6405 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6406 * config/s390/tpf.h: Rewrite.
6408 2005-07-12 Eric Christopher <echristo@redhat.com>
6410 * gcc.c (struct infile): Update comment for language.
6411 (main): Rewrite input file resetting code.
6413 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6416 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6417 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6418 (lookup_avail_expr): Use constant_boolean_node instead
6419 of boolean_false_node/boolean_true_node.
6421 2005-07-12 Ben Elliston <bje@au.ibm.com>
6423 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6424 and use it when printing num_edges.
6426 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6428 * doc/extend.texi (Blackfin Built-in Functions): New section.
6429 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6432 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6434 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6435 s/cmpstrsi/cmpstrnsi
6436 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6438 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6439 (init_optabs): Initialize cmpstrn_optab.
6440 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6441 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6442 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6443 * config/i386/i386.md: s/cmpstr/cmpstrn
6444 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6445 * doc/md.texi: Update documentation.
6447 2005-07-11 Richard Henderson <rth@redhat.com>
6449 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6450 build_va_arg_indirect_ref.
6451 (alpha_gimplify_va_arg): Likewise.
6452 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6453 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6454 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6455 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6456 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6457 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6459 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6461 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6463 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6464 * passes.c (init_optimization_passes): Add pass_empty_loop.
6465 * tree-pass.h (pass_empty_loop): Declare.
6466 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6467 try_remove_empty_loop, remove_empty_loops): New functions.
6468 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6469 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6471 2005-07-12 Peter Barada <peter@the-baradas.com>
6475 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6476 in address registers.
6477 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6478 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6479 alternative of addsi3_5200.
6481 2005-07-11 Ian Lance Taylor <ian@airs.com>
6483 * config/mips/mips.md (ffs<mode>2): Remove.
6485 2005-07-11 Ian Lance Taylor <ian@airs.com>
6487 * doc/tree-ssa.texi (Cleanups): Improve description of
6489 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6491 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6493 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6494 * tree.h (DECL_ARGUMENT_FLD): New macro.
6496 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6498 Fix PR tree-optimization/22404
6500 * tree-ssa-structalias.c (create_variable_info_for): Use
6503 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6505 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6506 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6507 for second comparison operand.
6508 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6510 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6511 (define_insn_reservation "alu"): Likewise.
6512 (csync, ssync): Now of type sync.
6513 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6514 -mcsync-anomaly -mspecld-anomaly.
6515 * config/bfin/bfin.opt (mcsync): Remove.
6516 (mcsync-anomaly, mspecld-anomaly): Add.
6517 * config/bfin/bfin.c: Include "insn-codes.h".
6518 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6519 (TARGET_DEFAULT_TARGET_FLAGS): New.
6520 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6522 2005-07-11 Steven Bosscher <stevenb@suse.de>
6524 * basic-block.h: Give the BB flags enum a name, bb_flags.
6525 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6526 * cfgcleanup.c (enum bb_flags): Remove here.
6527 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6528 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6529 (update_forwarder_flag): Likewise.
6530 (thread_jump): Likewise.
6531 (try_forward_edges): Likewise.
6532 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6533 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6534 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6536 2005-07-11 Richard Guenther <rguenther@suse.de>
6538 * config/i386/i386.opt: New target option -msseregparm.
6539 * config/i386/i386.c (override_options): Error out for
6540 -msseregparm but no SSE support.
6541 (ix86_function_sseregparm): Check for global sseregparm.
6542 * doc/invoke.texi: Document -msseregparm.
6544 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6546 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6547 (m32rle-*-linux*): Ditto.
6549 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6551 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6552 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6555 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6559 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6560 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6562 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6564 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6565 (varmap): Heapify varmap.
6566 (constraints): Heapify constraints.
6567 (struct constraint_graph): Heapify succs and preds.
6568 (constraint_vec_find): Update for heapification.
6569 (constraint_set_union): Ditto.
6570 (insert_into_complex): Ditto.
6571 (constraint_edge_vec_find): Ditto.
6572 (erase_graph_self_edge): Ditto.
6573 (add_graph_edge): Ditto.
6574 (get_graph_weights): Ditto.
6575 (merge_graph_nodes): Ditto.
6576 (build_constraint_graph): Ditto.
6577 (topo_visit): Ditto.
6578 (solve_graph): Ditto.
6579 (create_variable_info_for): Ditto.
6580 (init_base_vars): Ditto.
6581 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6582 (condese_varmap_nodes): Free complex vector.
6583 (clear_edges_for_node): Clear succs and preds vector.
6585 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6587 * tree-ssa-structalias.c (update_alias_info): Change counting of
6588 references to not include vdefs.
6590 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6592 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6595 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6597 * pa.c (pa_commutative_p): Make PLUS commutative when
6598 TARGET_NO_SPACE_REGS is true.
6600 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6602 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6603 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6604 * tree-dfa.c (dump_subvars_for): New.
6605 (debug_subvars_for): New.
6606 (dump_variable): Show subvariables if VAR has them.
6607 * tree-flow-inline.h (get_subvar_at): New.
6608 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6609 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6611 (struct subvar): Change fields offset and size to unsigned
6613 (dump_subvars_for): Declare.
6614 (debug_subvars_for): Declare.
6615 (get_subvar_at): Declare.
6616 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6617 to unsigned HOST_WIDE_INT *.
6618 (overlap_subvar): Likewise.
6619 * tree-gimple.c (is_gimple_reg): Always return false for
6620 SFTs and memory tags.
6621 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6623 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6624 (compute_may_aliases): Call compute_points_to_sets.
6625 (collect_points_to_info_for): Remove.
6626 (compute_points_to_and_addr_escape): Remove.
6627 (delete_alias_info): Call delete_points_to_sets.
6628 (compute_flow_sensitive_aliasing): If the call to
6629 find_what_p_points_to returns false, call set_pt_anything.
6630 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6631 (set_pt_anything): Clear pi->pt_vars.
6632 (set_pt_malloc): Remove.
6633 (merge_pointed_to_info): Remove.
6634 (add_pointed_to_expr): Remove.
6635 (add_pointed_to_var): Remove.
6636 (collect_points_to_info_r): Remove.
6637 (is_escape_site): Make extern.
6639 (create_overlap_variables_for): Call it.
6640 * tree-ssa-copy.c (merge_alias_info): Never merge
6641 flow-sensitive alias information.
6642 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6643 offset and size to be unsigned HOST_WIDE_INT.
6644 (add_to_addressable_set): Rename from note_addressable.
6645 Set TREE_ADDRESSABLE as the variables are added to the set.
6647 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6648 operands into VUSEs when adding V_MAY_DEFs for members in an
6650 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6651 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6652 (struct variable_info): Add bitfield is_heap_var.
6653 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6654 (new_var_info): Initialize is_heap_var.
6655 (get_constraint_for): Add HEAP variables to the symbol table.
6656 Mark them with is_heap_var.
6657 (update_alias_info): New. Taken mostly from the old
6658 compute_points_to_and_addr_escape.
6659 (handle_ptr_arith): New.
6660 (find_func_aliases): Call update_alias_info.
6661 Call handle_ptr_info for tcc_binary expressions.
6662 Call mark_stmt_modified.
6663 (create_variable_info_for): If DECL has subvars, do not create
6664 variables for its subvars. Always add all the fields.
6665 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6666 SFTs, then add all the SFTs of the structure.
6667 If VI->DECL is an aggregate with subvariables, add the SFT at
6669 (find_what_p_points_to): If VI is an artificial variable,
6670 translate to bitfields in SSA_NAME_PTR_INFO.
6671 If the solution is empty, set pi->pt_vars to NULL
6672 (init_base_vars): Create ANYOFFSET.
6673 (compute_points_to_sets): Rename from create_alias_vars.
6675 (pass_build_pta): Remove.
6676 (delete_points_to_sets): Rename from delete_alias_vars.
6677 (pass_del_pta): Remove.
6678 * tree-ssa-structalias.h (struct alias_info): Move from
6680 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6681 NUM_REFERENCES_SET): Likewise.
6682 (compute_points_to_sets, delete_points_to_sets): Declare.
6684 2005-07-09 Richard Henderson <rth@redhat.com>
6686 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6687 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6688 alpha_split_lock_test_and_set_12): New functions.
6689 * config/alpha/alpha-protos.h: Update.
6690 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6691 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6692 * config/alpha/sync.md (I12MODE): New.
6693 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6694 (sync_<fetchop_name><I48MODE>): Likewise.
6695 (sync_nand<I48MODE>): Likewise.
6696 (sync_old_<fetchop_name><I48MODE>): Likewise.
6697 (sync_new_<fetchop_name><I48MODE>): Likewise.
6698 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6699 (sync_compare_and_swap<I48MODE>): Likewise.
6700 (sync_lock_test_and_set<I48MODE>): Likewise.
6701 (sync_compare_and_swap<I12MODE>): New.
6702 (sync_compare_and_swap<I12MODE>_1): New.
6703 (sync_lock_test_and_set<I12MODE>): New.
6704 (sync_lock_test_and_set<I12MODE>_1): New.
6706 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6710 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6712 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6714 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6715 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6717 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6720 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6722 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6724 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6725 memory_operand constraint.
6726 (store_conditional_<mode>): Same.
6727 (sync_compare_and_swap<mode>): Same.
6728 (sync_lock_test_and_set<mode>): Same.
6730 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6732 Rewrite PIC support to more closely model actual instructions.
6733 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6734 (cris_symbol): Remove prototypes for removed functions.
6735 (cris_pic_symbol_type_of, cris_valid_pic_const)
6736 (cris_expand_pic_call_address): Prototypes for new functions.
6737 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6739 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6741 <case ':'>: Add case for new punctuation character.
6742 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6743 emitting (extra) PIC modifier.
6744 <case UNSPEC>: Do not assert for PLT.
6745 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6746 (cris_expand_prologue, cris_expand_epilogue): Check
6747 for pic_offset_table_rtx usage instead of taking
6748 current_function_uses_pic_offset_table as the final word.
6749 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6750 Remove flag_pic difference.
6751 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6752 the moral equivalents of...
6753 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6755 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6756 (cris_handle_option): Mark ARG as unused.
6757 (cris_expand_pic_call_address): New worker function for "call",
6759 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6760 output PIC constructs here.
6761 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6762 as symbol-specific modifers, not whole or part of operands.
6763 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6764 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6765 constants and flag_pic.
6766 (CONSTANT_INDEX_P): Adjust for new functions.
6767 (enum cris_pic_symbol_type): New helper type.
6768 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6769 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6770 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6772 ("movsi"): Emit actual instructions for GOT and relative access.
6773 ("*movsi_got_load"): New pattern to set up the register holding
6775 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6776 Adjust FIXME for 'S'.
6777 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6778 Use "movs" for -fpic cases.
6779 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6780 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6781 ("call", "call_value"): Just call cris_expand_pic_call_address for
6783 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6784 Remove special pattern.
6785 ("*expanded_call_side", "*expanded_call_value_side"): New
6787 (gotplt-to-plt, gotplt-to-plt-side-call)
6788 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6790 * config/cris/cris/predicates.md
6791 ("cris_general_operand_or_gotless_symbol"): Remove unused
6793 ("cris_general_operand_or_symbol"): Adjust for new functions.
6795 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6797 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6799 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6801 * Makefile.in (TREE_H): Add treestruct.def.
6802 (c-decl.o): Add pointer-set.h
6803 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6804 visibility on regular DECL's.
6805 (merge_decls): Fix the copying of decl nodes of various types for
6806 the new structures. Don't update RTL, section name, weak status,
6807 etc, on DECL's without RTL.
6808 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6809 Don't check volatile on non-variable types.
6810 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6811 to check whether we have seen arguments.
6812 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6813 flag is checked before field (flag is common, field is not).
6814 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6815 TS_DECL_COMMON could have an origin.
6816 (add_location_or_const_value_attribute): Don't check section name
6817 on non-var/function decls.
6818 (dwarf2out_var_location): Reverse order of tests.
6819 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6820 with DECL_WRTL_CHECK.
6821 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6822 * fold-const.c (fold_binary): Don't check weakness on
6823 non-var/function decls.
6824 (tree_expr_nonzero_p): Ditto.
6825 (fold_checksum_tree): Use tree_decl_extra as sizeof
6827 * ggc-page.c (extra_order_size_table): Add sizes for
6828 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6830 * gimplify.c (gimplify_bind_expr): Only set
6831 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6832 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6834 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6835 * langhooks.h (init_ts). New langhook.
6836 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6837 * print-tree.c (print_node): Update to only print fields that
6838 exist in the structures the passed decl has.
6839 * toplev.c (wrapup_global_declarations): Don't reset
6840 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6841 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6842 * tree-inline.c (remap_decl): Ditto.
6843 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6844 * tree-pretty-print.c (print_declaration): Don't print
6845 DECL_REGISTER on things that don't contain it.
6846 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6847 non-var/function decls.
6848 * tree.c (tree_contains_struct): New structure.
6849 (init_priority_for_decl): New hashtable.
6850 (tree_int_map): New structure.
6851 (tree_int_map_eq): New function.
6852 (tree_int_map_marked_p): Ditto.
6853 (tree_int_map_hash): Ditto.
6854 (tree_map): Move to tree.h.
6855 (tree_map_eq): Externalize.
6856 (tree_map_hash): Ditto.
6857 (tree_map_marked_p): Ditto.
6858 (init_ttree): Set up tree_contains_struct and call langhook.
6859 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6860 (tree_code_size): Update for new structures.
6861 (tree_node_structure): Update for new structures.
6862 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6864 (copy_node_stat): Copy init priority.
6865 (build_decl_stat): Ditto for visibility.
6866 (ts_enum_names): New.
6867 (tree_contains_struct_check_failed): New function.
6868 (decl_init_priority_lookup): Ditto.
6869 (decl_init_priority_insert): Ditto.
6870 * treestruct.def: New file.
6871 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6872 (CONTAINS_STRUCT_CHECK): Ditto.
6873 (tree_contains_struct_check_failed): New prototype.
6874 (DECL_CHECK): Removed.
6875 (DECL_MINIMAL_CHECK): New.
6876 (DECL_COMMON_CHECK): Ditto.
6877 (DECL_WRTL_CHECK): Ditto.
6878 (DECL_NON_COMMON_CHECK): Ditto.
6879 (DECL_WITH_VIS_CHECK): Ditto.
6880 (VAR_OR_FUNCTION_DECL_P): Ditto
6881 (struct tree_decl_minimal): New structure.
6882 (struct tree_decl_common): Ditto.
6883 (struct tree_decl_with_rtl): Ditto.
6884 (struct tree_decl_with_vis): Ditto.
6885 (struct tree_decl_non_common): Ditto.
6886 (struct tree_field_decl): Ditto.
6887 (struct tree_parm_decl): Ditto.
6888 (struct tree_var_decl): Ditto.
6889 (struct tree_function_decl): Ditto.
6890 (struct tree_const_decl): Ditto.
6891 (struct tree_result_decl): Ditto.
6892 (union tree_node): Add new structures.
6893 * var-tracking.c (track_expr_p): Reverse order of tests.
6895 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6897 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6899 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6900 * system.h: Poison FINALIZE_PIC.
6901 * doc/tm.texi (FINALIZE_PIC): Remove.
6903 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6906 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6907 to the correct type if we have a MODIFY_EXPR.
6909 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6911 PR tree-optimization/22360
6912 * tree.c (upper_bound_in_type): Fix calculations for casting
6913 to a non-wider signed type and casting a signed value to a
6914 wider unsigned type.
6915 (lower_bound_in_type): Fix calculations for casting to a
6916 non-wider signed type.
6918 PR tree-optimization/20139
6919 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6921 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6922 fold_cond_expr_cond.
6923 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6924 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6926 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6929 * tree-complex.c (expand_complex_libcall): Produce
6930 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6932 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6934 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6935 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6936 b" assert and inserted fastpath code for this case.
6937 (bitmap_ior): Removed "a != b" assert.
6939 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6941 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6942 (ENDFILE_SPEC): Likewise.
6943 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6945 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6946 a large stack frame at epilogue.
6948 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6950 * final.c: Include sdbout.h when required.
6952 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6954 * config.gcc (*-*-darwin*): Only one target-specific header file
6956 (powerpc-*-darwin*): Add version-specific header files.
6957 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6958 * config.in: Regenerate.
6959 * configure: Regenerate.
6960 * gcc.c: Include xregex.h.
6961 (version_compare_spec_function): New.
6962 (spec_function): Add version-compare.
6963 (replace_outfile_spec_function): Reformat comment.
6964 (compare_version_strings): New.
6965 * config/darwin-c.c (version_as_macro): New.
6966 (builtin_define): New.
6967 (darwin_cpp_builtins): New.
6968 * config/darwin-protos.h (darwin_cpp_builtins): New.
6969 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6970 (LIB_SPEC): Make unconditional, update comment.
6971 (TARGET_C99_FUNCTIONS): Define.
6972 * config/darwin.opt: Sort.
6973 (mmacosx-version-min=): New.
6974 * config/darwin7.h: Delete.
6975 * config/darwin8.h: Delete.
6976 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6977 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6978 (TARGET_C99_FUNCTIONS): Define.
6979 * config/rs6000/darwin7.h: New.
6980 * config/rs6000/darwin8.h: New.
6981 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6982 (-mmacosx-version-min): Document.
6984 2005-07-07 Ian Lance Taylor <ian@airs.com>
6986 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6988 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6991 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6993 2005-07-07 Khem Raj <kraj@mvista.com>
6995 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6996 in bytes, not words.
6998 2005-07-07 Paul Brook <paul@codesourcery.com>
7000 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7001 DEFAULT_FUNCTION_ARG_PADDING to upward.
7003 2005-07-07 Richard Henderson <rth@redhat.com>
7005 * function.c (locate_and_pad_parm): Record parameter alignment in
7006 stack_alignment_needed.
7008 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7010 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7011 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7012 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7013 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7014 (define_attr "type"): Add isync, sync, load_l, store_c.
7015 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7016 Create scratch volatile MEM.
7017 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7019 (load_locked_<mode>): New.
7020 (store_conditional_<mode>): New.
7021 (sync_compare_and_swap<mode>): Replace with splitter.
7022 (sync_lock_test_and_set<mode>): Replace with splitter.
7023 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7025 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7026 is ics. Attribute isync.
7027 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7029 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7030 and UNSPECV_SYNC_OP.
7031 (emit_unlikely_jump): New.
7032 (emit_load_locked): New.
7033 (emit_store_conditional): New.
7034 (rs6000_split_compare_and_swap): New.
7035 (rs6000_split_lock_test_and_set): New.
7036 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7037 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7038 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7039 rs6000_split_lock_test_and_set): Declare.
7040 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7041 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7042 store_c, isync, sync.
7044 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7046 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7047 filenames to gtyp-gen.h.
7048 (s-typ-gen): Use it in place of for loops.
7050 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7052 * hooks.c (hook_bool_rtx_int_false): New function.
7053 * hooks.h (hook_bool_rtx_int_false): Declare.
7054 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7055 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7056 * target.h (struct gcc_target): Add commutative_p member.
7057 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7058 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7059 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7060 (pa_commutative_p): New function.
7061 * jump.c (target.h): Include.
7062 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7063 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7065 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7067 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7068 (s390_expand_setmem): New.
7069 * config/s390/s390.c: Likewise.
7070 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7072 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7073 general_operand. Call new function "s390_expand_setmem".
7074 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7075 ("setmem_long", "*setmem_long"): ... this.
7077 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7079 * config/s390/s390.c: (optimization_options): Enable
7080 TARGET_MVCLE at -Os.
7081 * doc/invoke.texi: Document changes in default behaviour.
7082 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7084 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7086 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7087 defined by back-end.
7089 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7091 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7092 all sets in the pattern.
7093 * config/rs6000/rs6000.md (stack_protect_testsi,
7094 stack_protect_testdi): Likewise.
7096 2005-07-06 Jeff Law <law@redhat.com>
7098 * tree-vrp.c (simplify_using_ranges): Kill.
7099 (vrp_finalize): Remove call to simplify_using_ranges.
7100 (simplify_stmt_using_ranges): New function extracted from
7101 simplify_using_ranges.
7102 (simplify_div_or_mod_using_ranges): Likewise.
7103 (simplify_abs_using_ranges): Likewise.
7104 (simplify_cond_using_ranges): New function.
7105 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7106 * tree-ssa-propagate.c (substitute_and_fold): Call
7107 simplify_stmt_using_ranges if we have range information.
7109 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7111 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7112 ia64_flag_schedule_isns2.
7114 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7115 reading/writing general registers.
7116 (ia64_function_arg): Revert 2005-06-18 change.
7118 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7120 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7121 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7123 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7125 * function.c (expand_function_end): Revert part of 2005-06-27
7126 patch. Do sjlj_emit_function_exit_after after return_label.
7128 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7130 * doc/install.texi (--disable-libssp): New.
7132 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7134 * doc/invoke.texi: Update -fforce-mem documentation.
7135 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7136 code for -fforce-mem.
7137 * expmed.c: (store_bit_field,store_fixed_bit_field,
7138 extract_bit_field): Ditto.
7139 * expr.c: (convert_move): Ditto.
7140 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7141 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7142 emit_conditional_add,expand_float,expand_fix): Ditto.
7143 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7144 (common_handle_option): Issue warning when -fforce-mem specified.
7146 2005-07-06 Paul Brook <paul@codesourcery.com>
7148 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7150 * configure: Regenerate.
7152 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7154 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7156 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7158 Fix PR tree-optimization/22319
7159 Fix PR tree-optimization/22140
7160 Fix PR tree-optimization/22310
7162 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7163 variable sized types.
7164 Use correct type for intermediate structure on *a = *b structure
7167 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7169 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7171 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7172 (machine_function): Move typedef to...
7173 * config/rs6000/rs6000.c (machine_function): ... here. Add
7174 varargs_save_offset field.
7175 (rs6000_stack_t): Remove varargs_size field.
7176 (setup_incoming_varargs): Allocate varargs save area using
7177 assign_stack_local, try to make it as small as possible.
7178 Save offset from virtual_stack_vars_rtx to the save area
7179 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7180 instead of magic 8 when fp word byte size is used.
7181 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7182 instead of -RS6000_VARARGS_SIZE.
7183 (rs6000_stack_info, debug_stack_info,
7184 rs6000_initial_elimination_offset): Remove all traces of
7186 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7187 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7188 RS6000_VARARGS_AREA.
7190 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7192 PR tree-optimization/21963
7193 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7194 constant_multiple_of in the same way get_computation_cost_at does.
7196 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7198 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7199 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7200 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7201 and return its previous value.
7202 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7203 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7205 (stack_protect_set, stack_protect_test): New expanders.
7206 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7207 stack_protect_testdi): New insns.
7208 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7209 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7211 2005-07-06 Jeff Law <law@redhat.com>
7213 * tree-ssa-dce.c (cfg_altered): New global.
7214 (tree_dce_init): Initialize cfg_altered.
7215 (remove_dead_stmt): If we remove an edge in the CFG, then set
7217 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7220 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7222 * Makefile.in (stamp-collect-ld): Use
7223 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7224 ./collect-ld if it already exists.
7225 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7226 Don't remove ./nm if it already exists.
7228 2005-07-05 Devang Patel <dpatel@apple.com>
7230 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7231 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7232 * tree-vectorizer.c (vect_loop_location): New.
7233 (vect_print_dump_info): Use vect_loop_location.
7234 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7235 (vectorize_loops): Set vect_loop_location.
7236 * tree-vect-analyze.c (vect_analyze_offset_expr,
7237 vect_determin_vectorization_factor, vect_analyze_operations,
7238 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7239 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7240 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7241 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7242 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7243 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7244 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7245 vect_analyze_loop): Adjust vect_print_dump_info API.
7246 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7247 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7248 vect_finish_stmt_generation, vectorizable_assignment,
7249 vectorizable_operation, vectorizable_store, vectorizable_load,
7250 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7251 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7252 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7253 vect_transform_loop): Same.
7254 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7255 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7258 2005-07-05 Randolph Chung <tausq@debian.org>
7260 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7261 * configure: Regenerate.
7262 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7263 (pa_tls_referenced_p): Declare.
7264 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7265 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7266 (legitimize_tls_address): New.
7267 (hppa_legitimize_address): Handle TLS addresses.
7268 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7269 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7270 (emit_move_sequence): Handle TLS addresses.
7271 (pa_encode_section_info): Call default handler to handle common
7273 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7274 (CONSTANT_ADDRESS_P): Reject TLS operands.
7275 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7276 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7277 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7278 (UNSPEC_TLSLE): Define new constants.
7279 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7280 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7281 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7282 (tie_symbolic_operand, tle_symbolic_operand): New
7284 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7286 * aclocal.m4: Update macros for autoconf 2.59 style.
7287 * configure.ac: Likewise.
7289 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7291 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7292 (function_arg): Pass small aggregates in general registers on 32-bit
7294 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7296 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7298 * Makefile.in (final.o): Fix dependencies.
7300 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7304 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7305 * langhooks.c (lhd_expr_to_decl): New.
7306 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7308 (LANG_HOOKS_INITIALIZER): Update.
7309 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7310 expr_to_decl langhook.
7311 * c-tree.h (c_expr_to_decl): Declare.
7312 * c-typeck.c (c_expr_to_decl): New.
7313 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7315 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7317 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7320 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7321 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7323 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7325 * Makefile.in: Adjust dependencies.
7326 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7327 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7328 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7329 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7330 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7331 rest_of_compilation.
7333 * bb-reorder.c (gate_duplicate_computed_gotos,
7334 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7335 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7336 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7337 pass_partition_blocks): New.
7338 * bt-load.c (gate_handle_branch_target_load_optimize,
7339 rest_of_handle_branch_target_load_optimize,
7340 pass_branch_target_load_optimize): New.
7341 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7343 * cfglayout.c (pass_insn_locators_initialize): New.
7344 * cfgrtl.c (pass_free_cfg): New.
7345 * combine.c (gate_handle_combine, rest_of_handle_combine,
7347 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7348 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7349 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7350 * except.c (pass_set_nothrow_function_flags,
7351 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7353 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7354 rest_of_handle_shorten_branches, pass_shorten_branches,
7355 rest_of_clean_state, pass_clean_state): New.
7356 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7357 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7358 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7360 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7361 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7362 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7363 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7365 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7366 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7367 pass_rtl_ifcvt, gate_handle_if_after_combine,
7368 rest_of_handle_if_after_combine, pass_if_after_combine,
7369 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7370 pass_if_after_reload): New.
7371 * integrate.c (pass_initial_value_sets): New.
7372 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7373 pass_purge_lineno_notes): New.
7374 * mode-switching.c (rest_of_handle_mode_switching,
7375 pass_mode_switching): New.
7376 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7377 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7379 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7380 pass_loop_optimize): New.
7381 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7383 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7385 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7386 pass_postreload_cse): New.
7387 * profile.c (gate_handle_profiling, pass_profiling,
7388 rest_of_handle_branch_prob, pass_branch_prob): New.
7389 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7390 pass_split_before_regstack, gate_handle_split_before_regstack,
7391 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7392 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7393 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7394 pass_stack_regs): New.
7395 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7396 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7397 pass_stack_adjustments): New.
7398 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7399 pass_regrename): New.
7400 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7401 pass_delay_slots, gate_handle_machine_reorg,
7402 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7403 * rtl.h (extern void purge_line_number_notes): New.
7404 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7405 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7407 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7409 * value-prof.c (gate_handle_value_profile_transformations,
7410 rest_of_handle_value_profile_transformations,
7411 pass_value_profile_transformations): New.
7412 * var-tracking.c (gate_handle_var_tracking,
7413 pass_variable_tracking): New.
7414 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7416 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7417 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7418 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7419 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7420 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7421 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7422 rest_of_handle_gcse2, rest_of_handle_regmove,
7423 rest_of_handle_tracer, rest_of_handle_if_conversion,
7424 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7425 rest_of_handle_web, rest_of_handle_branch_prob,
7426 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7427 rest_of_handle_jump_bypass, rest_of_handle_combine,
7428 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7429 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7430 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7431 rest_of_handle_mode_switching, rest_of_handle_jump,
7432 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7433 rest_of_handle_flow2, rest_of_handle_jump2,
7434 rest_of_handle_peephole2, rest_of_handle_postreload,
7435 rest_of_handle_shorten_branches, rest_of_clean_state,
7436 rest_of_compilation): Remove.
7438 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7439 * passes.c (dump_flags, in_gimple_form, all_passes,
7440 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7441 register_dump_files, next_pass_1, last_verified, execute_todo,
7442 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7443 from tree-optimize.c.
7444 (init_optimization_passes): Moved from tree-optimize.c,
7445 adding the RTL optimizations.
7446 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7447 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7448 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7449 register_dump_files, next_pass_1, last_verified, execute_todo,
7450 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7451 init_tree_optimization_passes, ipa_passes): Delete.
7452 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7454 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7455 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7457 (ipa_passes): Remove.
7458 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7459 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7460 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7461 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7462 (dump_info_p, dump_flag): Moved to tree-dump.h.
7464 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7466 * passes.c (finish_optimization_passes): Use dump_begin
7467 and dump_end, TDI_end.
7468 (gate_rest_of_compilation): New.
7469 (pass_rest_of_compilation): Use it.
7470 (gate_postreload, pass_postreload): New.
7471 * toplev.c (general_init): Rename init_tree_optimization_passes.
7472 * toplev.h (init_tree_optimization_passes): Rename to
7473 init_optimizations_passes.
7474 * tree-dump.c (dump_flag): Make static.
7475 (dump_files): Remove RTL dumps.
7476 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7477 pass_cleanup_cfg, pass_free_cfg_annotations,
7478 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7479 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7480 * tree-pretty-print.c: Include tree-pass.h.
7481 * cgraph.c: Include tree-dump.h.
7483 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7485 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7486 Only fall back to saying it points to readonly memory if
7489 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7491 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7492 * config/m32r/m32r.c (m32r_compute_frame_size,
7493 m32r_expand_prologue): Take current_function_profile into
7494 account whenever we reference
7495 current_function_uses_pic_offset_table.
7496 (m32r_finalize_pic): Remove.
7497 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7499 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7501 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7502 instead of $<. Don't remove ./as if it already exists.
7504 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7507 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7508 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7509 for complex modes when generating code for PA 1.0.
7510 (VALID_FP_MODE_P): New macro.
7511 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7512 sets for all general and floating point modes. Align wide floating
7513 point modes to even register boundaries to comply with architectural
7515 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7516 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7517 (VALID_FP_MODE_P): New macro.
7518 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7519 sets for all general and floating point modes. Align wide floating
7520 point modes to even register boundaries to comply with architectural
7523 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7525 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7528 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7530 * tree-ssa-structalias.c: Don't include expr.h.
7532 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7534 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7537 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7539 Fix PR tree-optimization/22279
7541 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7544 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7546 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7548 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7550 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7551 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7552 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7553 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7554 config/stormy16/stormy16.c, config/v850/v850.c,
7555 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7556 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7557 Avoid "." or "\n" at end of diagnostics and capital letters at
7558 start of diagnostics.
7559 * combine.c, cse.c: Don't translate dump file output.
7560 * toplev.c (print_version): Only translate output if going to
7563 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7565 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7566 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7569 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7571 * pa.c (fix_range): Fix typo in comment.
7573 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7575 * tree-vrp.c (extract_range_from_assert): Replace
7576 fold (build (...)) with fold_build2.
7578 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7580 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7581 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7582 (format_types_orig, handle_format_attribute): Add support for
7585 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7587 * varasm.c (assemble_variable): Fix format specifier thinko.
7589 2005-07-03 Ira Rosen <irar@il.ibm.com>
7591 PR tree-optimization/22029 (and 22135)
7592 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7593 a phi node before calling dump_vops.
7595 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7597 * tree-dump.h (dump_string_field): Declare.
7598 * tree-dump.c: Use it instead of dump_string.
7599 (dump_string_field): Make non-static.
7601 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7603 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7604 up the minimal CFG stuff always when optimize > 0. Call
7605 split_all_insns_noflow in PIC case if needed.
7607 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7608 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7611 * c-decl.c (c_write_global_declarations): Dump contents of
7613 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7614 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7615 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7616 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7619 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7621 * c-common.h (GCC_DIAG_STYLE): Define.
7622 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7623 version for format checking to 4.1.
7624 * c-format.c: Include toplev.h after c-common.h.
7625 (enum format_type): Add gcc_tdiag_format_type.
7626 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7627 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7628 (format_types_orig): Add gcc_tdiag.
7629 (init_dynamic_diag_info): Support gcc_tdiag formats.
7630 (handle_format_attribute): Likewise.
7631 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7632 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7633 version for format checking to 4.1.
7634 (warning0, warning, error, pedwarn, sorry): Use
7636 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7637 (finish_aliases_1): Do not use %qE.
7638 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7639 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7640 Correct format bugs.
7641 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7642 parameter to unsigned HOST_WIDE_INT.
7643 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7645 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7648 * expr.c (write_complex_part): Use adjust_address for MEM.
7649 (read_complex_part): Same.
7651 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7653 Fix PR tree-optimization/22280
7655 * tree-sra.c (generate_element_init): Remove useless loop.
7657 2005-07-02 Richard Henderson <rth@redhat.com>
7659 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7661 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7663 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7666 * fold-const.c (fold_binary): Handle the return value of
7667 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7668 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7670 2005-07-02 Jeff Law <law@redhat.com>
7672 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7673 a eliminate type conversion which feeds an equality comparison
7674 if the original type or either operand in the comparison is a
7677 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7679 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7680 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7682 * config/avr/avr.c: Do not use '`' as left quote.
7683 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7684 Remove "." from end of diagnostics. Make diagnostics start with
7687 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7688 Joseph S. Myers <joseph@codesourcery.com>
7690 * toplev.c (default_tree_printer): Handle setting location with
7692 * c-objc.common.c (c_tree_printer): Likewise.
7693 * c-format.c (gcc_diag_flag_specs): Add '+'.
7694 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7695 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7697 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7698 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7699 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7700 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7701 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7702 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7703 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7704 format arguments where %J is used without %D.
7706 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7708 * gcc.c (LINK_SSP_SPEC): Define.
7709 (link_ssp_spec): New variable.
7710 (LINK_COMMAND_SPEC): Add %(link_ssp).
7711 (static_specs): Add link_ssp_spec.
7712 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7713 * configure: Rebuilt.
7714 * config.in: Rebuilt.
7716 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7717 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7718 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7719 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7720 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7721 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7722 -0x7008(2) instead of reading __stack_chk_guard variable.
7723 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7725 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7726 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7727 if TARGET_THREAD_SSP_OFFSET is defined.
7728 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7729 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7732 2005-06-27 Richard Henderson <rth@redhat.com>
7733 * libgcc-std.ver (GCC_4.1.0): New.
7734 * libgcc.h (__stack_chk_guard): Declare.
7735 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7736 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7737 * mklibgcc.in (lib2funcs): Add them.
7739 2005-07-01 Richard Henderson <rth@redhat.com>
7741 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7742 void * before struct sigcontext *.
7743 (x86_fallback_frame_state): Likewise.
7745 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7747 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7749 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7752 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7753 we check for SSA_NAME for.
7755 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7757 Fix PR tree-optimization/22071
7759 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7761 (get_constraint_for_component_ref): Use it.
7763 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7766 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7767 print out the last new line.
7769 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7771 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7772 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7773 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7774 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7775 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7776 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7777 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7778 (enum reg_class): New member CC0_REGS.
7779 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7780 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7781 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7782 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7783 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7784 Adjust for register now described.
7786 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7789 * config/i386/i386.md (stack_protect_test_si,
7790 stack_protect_test_di): Add earlyclobber for scratch 3.
7791 * config/rs6000/rs6000.md (stack_protect_testsi,
7792 stack_protect_testdi): Add earlyclobber for scratch 3,
7793 remove earlyclobber from scratch 4.
7795 Older entries for 2005 can be found in ChangeLog-2005.