1 2005-10-20 Steven Bosscher <stevenb@suse.de>
3 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
8 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
10 * varasm.c (find_decl_and_mark_needed): After cgraph global info
11 is ready, stop marking functions, but still mark variables.
13 2005-10-20 Richard Guenther <rguenther@suse.de>
16 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
19 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
21 PR rtl-optimization/23585
22 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
23 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
24 (may_trap_p_1): New predicate extracted from...
25 (may_trap_p): ... here. Invoke may_trap_p_1.
26 (may_trap_or_fault_p): New predicate.
27 * rtl.h (may_trap_or_fault_p): Declare it.
28 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
29 instead of may_trap_p.
30 (steal_delay_list_from_fallthrough): Likewise.
31 (fill_simple_delay_slots): Likewise.
32 (fill_slots_from_thread): Likewise.
33 * function.c (pad_to_arg_alignment): Rework comment about
34 SPARC_STACK_BOUNDARY_HACK.
35 * config/sparc/sparc.h: Likewise.
37 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
39 * config/s390/s390.c (s390_expand_insv): New.
40 * config/s390/s390-protos.h (s390_expand_insv): Declare.
41 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
42 ("icm_hi"): Remove mode attribute.
43 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
45 ("*extracthi", "*extractqi"): Remove.
46 (extv<mode>", "*extzv<mode>"): New.
47 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
48 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
50 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
52 * cfgexpand.c (discover_nonconstant_array_refs_r,
53 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
54 (tree_expand_cfg): Call discover_nonconstant_array_refs.
55 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
56 discover_nonconstant_array_refs.
58 2005-10-19 Steven Bosscher <stevenb@suse.de>
61 * c-decl.c (pop_scope): Don't warn about an unused variable
62 if it is marked with TREE_NO_WARNING.
63 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
64 somenow mismatch and olddecl is to be replaced.
66 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
69 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
70 whether registers live on the edge can be saved/restored.
72 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
74 * config/sh/sh.c (fixup_mova): Skip notes.
76 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
78 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
79 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
80 (s390_can_eliminate): Handle BASE_REGNUM elimination.
81 (s390_initial_elimination_offset): Likewise.
82 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
83 register on TARGET_ZARCH targets.
84 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
85 (INITIAL_FRAME_POINTER_OFFSET): Remove.
86 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
87 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
89 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
91 * config/s390/s390.md: Comment describing output modifiers updated.
92 * config/s390/s390.c (print_operand): Likewise.
94 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
96 * config/s390/s390.c (override_options): Added check for -mstack-size
98 * doc/invoke.texi: Mention that limit in the documenation.
100 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
103 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
105 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
107 Fix PR tree-optimization/24231
109 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
110 (compute_avail): Ditto.
112 2005-10-18 Richard Henderson <rth@redhat.com>
115 * config/i386/i386.c (legitimate_constant_p): Check
116 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
118 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
119 (legitimate_pic_address_disp_p): Reorg CONST checking to make
120 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
122 (print_operand_address): Likewise.
123 * config/i386/predicates.md (x86_64_immediate_operand): Test
124 SYMBOL_REF_TLS_MODEL properly inside CONST.
125 (x86_64_zext_immediate_operand): Likewise.
126 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
127 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
128 * config/i386/i386-protos.h: Remove predicates.md entries.
130 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
132 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
133 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
135 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
136 Ian Lance Taylor <ian@airs.com>
139 * fold-const.c (fold_widened_comparison): Do not allow range based
140 constant folding when right operand cannot be unwidened.
142 2005-10-17 Richard Henderson <rth@redhat.com>
144 * builtins.c (expand_builtin_synchronize): Build a new-style asm
145 with a memory clobber.
147 2005-10-17 James E Wilson <wilson@specifix.com>
149 PR rtl-optimization/17356
150 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
151 checking for EDGE_EH.
153 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
155 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
156 the slot on an even boundary for any type with 16-byte alignment.
158 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
161 * md.texi (Modifiers) <%>: Clarify that % doesn't work
162 after register allocation.
164 2005-10-17 DJ Delorie <dj@redhat.com>
166 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
169 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
172 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
175 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
177 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
178 to 2 if it's already non-zero.
179 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
180 is set and warn about it if flag_schedule_insns is 1.
182 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
184 * config/crx/crx.md: Compare-and-branch instructions need to
187 2005-10-17 Uros Bizjak <uros@kss-loka.si>
190 * config/i386/i386.md (*pushdi2_rex64 splitter)
191 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
192 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
193 flow2 pass only when (optimize > 0 && flag_peephole2).
195 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
198 * gcc.c (have_c): New static variable.
200 (process_command): Remove declation of have_c.
201 Set have_o to 1 when handling -o.
202 (main): Add a fatel error if there are multiple
203 files specified and -o and -c/-S is passed witout
204 -combine or multiple languages.
206 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
208 Fix PR tree-optimization/22444
209 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
210 Assert that we don't hit something with subvars.
211 (setup_pointers_and_addressables): Don't add things with subvars,
212 because we'll already process the subvars for aliasing purposes.
214 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
217 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
218 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
219 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
220 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
221 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
222 swapped, alternatives for the R constraint.
225 * builtins.c (get_builtin_sync_mode): Make unlimited
226 mode_for_size request.
228 2005-10-15 Richard Henderson <rth@redhat.com>
230 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
231 (gimplify_expr): ... here.
232 (gimplify_compound_lval): Use it in initial scan loop. Allow
233 fb_lvalue in base expression.
235 2005-10-15 Richard Henderson <rth@redhat.com>
238 * builtins.c (expand_builtin_trap): Export.
239 * expr.h (expand_builtin_trap): Declare.
240 * expr.c (expand_assignment): Emit a trap for integral offsets
241 from registers that weren't reduced to bitpos.
243 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
244 (mark_array_ref_addressable): Remove.
245 * tree-flow.h (mark_array_ref_addressable): Remove.
246 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
248 2005-10-15 James E Wilson <wilson@specifix.com>
251 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
252 (add_dependence_list_and_free): Likewise.
253 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
256 2005-10-15 Diego Novillo <dnovillo@redhat.com>
260 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
261 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
263 (vrp_visit_phi_node): Only prevent infinite iterations when
264 the previous result and the new result are both VR_RANGEs.
266 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
268 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
271 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
274 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
277 2005-10-14 Per Bothner <per@bothner.com>
279 PR preprocessor/21250
280 * c-ppoutput.c (print_line): Print internal line 0 as 1.
282 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
285 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
286 overflow flags. Refactor some conditionals.
288 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
291 * tree-dfa.c (add_referenced_var): Only look at decls which
292 have TREE_CONSTANT or TREE_READONLY set instead of if
293 !TREE_PUBLIC or !TREE_CONSTANT.
295 2005-10-13 James E Wilson <wilson@specifix.com>
297 * doc/invoke.texi: For -x, add f95-cpp-input.
298 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
300 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
302 PR tree-optimization/24262
303 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
304 in loop all the time.
306 2005-10-12 Richard Henderson <rth@redhat.com>
309 * tree.h (DECL_TRANSPARENT_UNION): Remove.
310 * function.c (assign_parm_find_data_types): Don't support it.
311 * print-tree.c (print_node): Likewise.
312 * c-common.c (handle_transparent_union_attribute): Likewise.
313 Use build_duplicate_type.
314 * tree-inline.c (remap_type_1): Split out of remap_type;
315 properly remap aggregate fields.
316 (build_duplicate_type): New.
317 * doc/extend.texi (Variable Attributes): Remove documentation
318 for transparent_union.
320 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
323 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
324 (gen_stack_pointer_dec): Likewise.
326 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
330 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
332 (struct cxx): Add adjust_class_at_definition target hook.
333 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
334 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
335 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
336 hook_void_tree. Add to TARGET_CXX.
337 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
339 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
340 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
341 instead of attribute. Check for dllexport override. Warn if
342 inconsistent dll linkage. Don't lose old dllimport if decl has
343 had address referenced. Tweak lookup of dllimport atribute.
344 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
345 for target specific rules. Don't add dllimport attribute if
346 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
348 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
349 * varasm.c (initializer_constant_valid_p): Replace
350 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
354 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
355 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
356 (i[34567]86-*-mingw32*): Likewise.
358 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
359 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
361 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
362 C++-specific code. Change return value to bool.
363 (i386_pe_dllimport_p): Likewise.
364 (associated_type): Simplify and make language-independent
365 (i386_pe_encode_section_info): Replace override of ambiguous
366 dllimport symbol refs with a gcc_assert.
367 (i386_pe_valid_dllimport_attribute_p): Define.
368 * config/i386/winnt-cxx.c: New file. Define C++ versions of
369 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
370 i386_pe_adjust_class_at_definition.
371 * config/i386/winnt-stubs.c: New file. Define stub versions of
372 lang-specific functions.
373 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
374 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
375 i386_pe_adjust_class_at_definition.
376 (i386_pe_valid_dllimport_attribute_p): Declare.
377 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
378 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
379 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
382 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
383 dllimport attribute with test of DECL_DLLIMPORT_P.
385 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
387 * combine.c (make_extraction): Correct offset computation.
389 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
391 * config/cris/t-linux (LIMITS_H_TEST): Define.
393 2005-10-12 Richard Henderson <rth@redhat.com>
396 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
398 2005-10-12 Richard Guenther <rguenther@suse.de>
400 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
402 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
405 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
406 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
409 2005-10-12 Richard Guenther <rguenther@suse.de>
412 * varasm.c (output_constant): Correct typo from previous
415 2005-10-11 Ian Lance Taylor <ian@airs.com>
417 PR rtl-optimization/13931
418 * combine.c: Revert patch of 2003-05-14, and:
419 (try_combine): Only set elim_i1 and elim_i2 if the destination is
420 completely killed in the appropriate insn.
421 (distribute_notes): Don't skip multiple hard register test for
424 2005-10-11 Richard Henderson <rth@redhat.com>
427 * c-typeck.c (convert_for_assignment): Use build_constructor_single
428 to initialize a transparent union instead of a nop_expr.
430 2005-10-11 Richard Henderson <rth@redhat.com>
432 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
433 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
434 (tree_ssa_dce_loop): Call scev_reset.
437 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
438 * tree-ssa-dce.c: Include cfgloop.h.
439 (tree_ssa_dce_loop, pass_dce_loop): New.
440 * tree-pass.h (pass_dce_loop): Declare it.
441 * passes.c (init_optimization_passes): Use it.
443 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
446 * convert.c (convert_to_real): Revert 2005-10-05 patch.
447 Only apply the optimization for rounding builtins if the inner
448 cast is also an extension.
450 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
453 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
454 mark_new_vars_to_rename instead of update_stmt.
456 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
458 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
460 2005-10-11 Jakub Jelinek <jakub@redhat.com>
462 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
463 for setting MMX register to 0 rather than mmx.
465 2005-10-10 Steve Ellcey <sje@cup.hp.com>
468 * configure.ac: Move gas check from mips specific case to common case.
469 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
470 * configure: Regenerate
471 * doc/install.texi: Update.
473 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
476 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
478 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
480 * gcc.c (do_spec_1): Accept numeric characters in file name
483 2005-10-10 Nick Clifton <nickc@redhat.com>
485 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
486 describing the deleted arm_gen_rotated_half_load function.
488 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
490 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
493 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
495 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
497 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
498 (EXTRA_MULTILIB_PARTS): Define.
499 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
500 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
501 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
502 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
503 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
504 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
506 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
508 PR tree-optimization/24226
509 * tree-cfg.c (remove_bb): Clean up unreachable loops.
510 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
511 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
514 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
516 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
518 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
521 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
522 Rewrite for no need for the early clobber.
524 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
526 Merge from csl-arm-branch:
527 2005-09-07 Paul Brook <paul@codesourcery.com>
528 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
531 2005-04-30 Paul Brook <paul@codesourcery.com>
532 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
533 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
535 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
536 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
537 (arm_override_options): Use TARGET_AAPCS_BASED.
538 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
539 (PTRDIFF_TYPE): Use int for AAPCS.
540 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
541 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
542 (DEFAULT_SHORT_ENUMS): Delete.
543 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
545 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
546 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
547 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
548 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
550 2004-12-03 Mark Mitchell <mark@codesourcery.com>
551 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
553 2004-11-22 Mark Mitchell <mark@codesourcery.com>
554 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
556 2004-11-19 Mark Mitchell <mark@codesourcery.com>
557 * config.gcc (arm*-*-linux-gnueabi): Add it.
558 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
560 (TARGET_OS_CPP_BUILTINS): Likeiwse.
561 * config/arm/linux-eabi.h: New file.
562 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
563 (LINUX_TARET_LINK_SPEC): Likewise.
565 * config/arm/t-linux-eabi: New file.
567 2005-10-08 Steven Bosscher <stevenb@suse.de>
570 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
572 (PARAM_SMS_DFA_HISTORY): Likewise.
574 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
577 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
578 (load_register_parameters): Call it.
579 (check_sibcall_argument_overlap_1): Likewise.
580 (store_one_arg): Likewise.
582 2005-10-07 James E. Wilson <wilson@specifix.com>
584 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
585 DImode not VECINT24 for operand 2.
588 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
592 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
593 fr_spill): Use destination_operand for operand 0.
595 2005-10-07 DJ Delorie <dj@redhat.com>
597 * varasm.c (output_constant): Limit error to expanding
600 2005-10-07 Richard Guenther <rguenther@suse.de>
603 * fold-const.c (fold_binary): Fix operand types during folding
604 of X op (A, Y). Evaluation order of the side-effects of
605 X and A are frontend-defined, so ensure we honour that even for
606 tcc_comparison class operands; eased by removing duplicate code.
608 2005-10-07 Steve Ellcey <sje@cup.hp.com>
610 * stor-layout.c (layout_type): Do not allow alignment of array
611 elements to be greater than their size.
613 2005-10-07 Steve Ellcey <sje@cup.hp.com>
615 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
617 (hppa*-*-linux*): Ditto.
618 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
619 * config/host-hpux.c: New.
620 * config/x-hpux: New.
621 * config/pa/x-hpux: Remove.
622 * config/pa/x-linux: Remove.
623 * config/pa/pa-host.c: Remove.
625 2005-10-07 Jeff Law <law@redhat.com>
627 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
628 determine whether or not to try and thread outgoing edges.
630 2005-10-07 David Edelsohn <edelsohn@gnu.org>
632 * config/rs6000/rs6000.md (eqsi_power): New.
633 (neg_eq0si): Add TARGET_POWER to final condition.
636 2005-10-06 Richard Henderson <rth@redhat.com>
638 * config/rs6000/rs6000.c: Revert last change.
640 2005-10-06 Richard Henderson <rth@redhat.com>
642 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
643 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
645 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
649 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
650 out return_label and naked_return_label.
652 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
654 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
657 2005-10-06 Richard Henderson <rth@redhat.com>
660 * tree-inline.c (declare_return_variable): Handle modify_dest not
663 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
665 Fix PR tree-optimization/22488
666 * tree-ssa-structalias.c (check_for_overlaps): New function.
667 (create_variable_info_for): Use it.
669 2005-10-06 Richard Henderson <rth@redhat.com>
672 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
673 (dwarf2out_start_source_file): Print it.
675 2005-10-06 Geoffrey Keating <geoffk@apple.com>
677 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
679 2005-10-06 Richard Henderson <rth@redhat.com>
682 * mode-switching.c (optimize_mode_switching): Clear transp bit
683 for block with incomming abnormal edges.
685 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
686 (fpscr_set_from_mem): Use them.
687 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
688 (fpscr postinc splitters): Rewrite as peephole2+split.
690 2005-10-06 David Edelsohn <edelsohn@gnu.org>
692 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
693 (eq<mode>_compare): Same.
695 2005-10-06 Richard Guenther <rguenther@suse.de>
697 PR tree-optimization/24238
698 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
700 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
702 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
703 here. Use AC_PATH_PROG for environment variables instead of
705 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
707 * configure: Regenerated.
709 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
712 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
713 then force it into a register.
714 (call_value): Likewise.
716 2005-10-06 Richard Henderson <rth@redhat.com>
719 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
720 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
721 under pass_vectorize.
723 2005-10-05 Devang Patel <dpatel@apple.com>
726 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
727 handling constants. Check NAMESPACE_DECL context for constants.
729 2005-10-05 Eric Christopher <echristo@apple.com>
731 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
733 2005-10-05 Richard Henderson <rth@redhat.com>
736 * tree-cfg.c (mark_array_ref_addressable_1): New.
737 (mark_array_ref_addressable): New.
738 * tree-flow.h (mark_array_ref_addressable): Declare.
739 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
741 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
745 * reload.c (subst_reloads): When adding a REG_LABEL to a
746 jump instruction, also update JUMP_LABEL.
748 2005-10-05 David Edelsohn <edelsohn@gnu.org>
750 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
751 * bb-reorder.c (copy_bb_p): Use it.
752 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
754 2005-10-05 Richard Henderson <rth@redhat.com>
757 * toplev.c (process_options): Warn about unsupported combinations
758 of unwind tables and omit-frame-pointer.
759 * config/i386/i386.c (override_options): Similarly. Enable
760 accumulate-outgoing-args if not explicitly disabled.
762 2005-10-05 Steve Ellcey <sje@cup.hp.com>
764 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
765 Handle big endian vs. small endian.
766 (vec_initv2sf): Handle big endian vs. small endian.
767 (*vec_extractv2sf_1): Ditto.
769 2005-10-05 Dale Johannesen <dalej@apple.com>
771 * convert.c (convert_to_real): Don't convert
772 (float)floor(double d) to floorf((float)d).
774 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
776 * config/arm/arm.md (insv): Use gen_int_mode in more places.
778 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
780 PR tree-optimization/18587
781 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
782 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
783 build_vuses): Change to VEC type.
784 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
785 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
786 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
787 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
788 (get_name_decl): New. Return DECL_UID of base variable.
789 (operand_build_cmp): New. qsort comparison routine.
790 (operand_build_sort_virtual): New. Sort virtual build vector.
791 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
792 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
793 (FINALIZE_BASE): Use get_name_decl.
794 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
795 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
796 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
797 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
798 direct VEC_* manipulations.
799 (build_ssa_operands): Call operand_build_sort_virtual.
800 (copy_virtual_operand, create_ssa_artficial_load_stmt,
801 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
802 with direct VEC_* manipulations.
803 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
804 with direct VEC manipulations.
806 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
808 PR tree-optimization/21419
809 PR tree-optimization/24146
810 PR tree-optimization/24151
812 * c-typeck.c (readonly_error): Handle USE being lv_asm.
813 (build_asm_expr): Call it if outputs are read-only.
814 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
816 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
817 Paolo Bonzini <bonzini@gnu.org>
821 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
822 enable the instructions and not just the built-ins.
823 * doc/invoke.texi (x86 Options): Likewise.
825 2005-10-04 Geoffrey Keating <geoffk@apple.com>
827 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
829 * doc/invoke.texi (Option Summary): Correct spelling
830 of -mmacosx-version-min.
832 2005-10-04 Devang Patel <dpatel@apple.com>
834 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
837 2005-10-04 Steve Ellcey <sje@cup.hp.com>
839 * tree-vect-transform.c (vect_create_epilog_for_reduction):
840 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
842 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
844 * config/s390/s390.md ("TDSI","DP"): New mode macros.
845 ("TE","tg"): New mode attributes.
846 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
847 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
848 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
849 dword_mode and one for GPRmode.
851 2005-10-04 Ian Lance Taylor <ian@airs.com>
853 PR preprocessor/13726
854 * c-ppoutput.c (cb_include): Add comments parameter, and print out
855 any comments passed in.
857 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
859 * tree.c (annotate_with_file_line): Fix typo.
861 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
864 * builtins.c (fold_builtin_memcmp): When constructing the pointer
865 type used to access data in the inlined length == 1 case, use
866 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
867 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
869 2005-10-04 Uros Bizjak <uros@kss-loka.si>
871 * config/i386/i386.h (TARGET_FISTTP): Enable also for
872 TARGET_SSE3 and only for TARGET_80387.
873 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
874 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
875 Do not depend on TARGET_80387.
877 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
879 * tree.c (last_annotated_node): Change type to location_t*.
880 (annotate_with_file_line): Reflect the change of
881 last_annotated_node type.
883 2005-10-04 Richard Guenther <rguenther@suse.de>
886 * c-decl.c (grokdeclarator): Don't write to fields
889 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
892 * c-decl.c (finish_decl): Use set_user_assembler_name even for
894 * varasm.c (make_decl_rtl): If a register variable does not
895 have a set user assmbler name, error out.
896 Decode the asmspec is now name+1 bypassing '*'.
898 2005-10-04 Steven Bosscher <stevenb@suse.de>
900 PR tree-optimization/23049
901 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
902 of a COND_EXPR is folded before calling fold on the whole rhs of a
903 conditional assignment.
904 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
905 document that a COND_EXPR may appear there.
907 2005-10-03 Diego Novillo <dnovillo@redhat.com>
910 * tree-vrp.c (extract_range_from_assert): If the new numeric
911 range created out of the assertion contradicts the existing
912 numeric range of the ASSERT_EXPR variable, make the new range
915 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
917 * config/sh/sh.c (sh_register_move_cost): Add case for moving
918 from T_REGS to FP register class.
920 2005-10-03 Richard Henderson <rth@redhat.com>
923 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
924 before creating a new one.
926 2005-10-03 David Edelsohn <edelsohn@gnu.org>
928 * config/rs6000/t-aix43 (LDFLAGS): New.
929 * config/rs6000/t-aix52 (LDFLAGS): New.
931 2005-10-03 Ian Lance Taylor <ian@airs.com>
933 * gimplify.c (find_single_pointer_decl_1): New static function.
934 (find_single_pointer_decl): New static function.
935 (internal_get_tmp_var): For a formal variable, set restrict base
936 information if appropriate.
937 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
939 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
940 (DECL_GET_RESTRICT_BASE): Define.
941 (SET_DECL_RESTRICT_BASE): Define.
942 (decl_restrict_base_lookup): Declare.
943 (decl_restrict_base_insert): Declare.
944 (struct tree_decl_with_vis): Add based_on_restrict_p field.
945 * tree.c (restrict_base_for_decl): New static variable.
946 (init_ttree): Initialize restrict_base_for_decl.
947 (copy_node_stat): Copy restrict base information.
948 (decl_restrict_base_lookup): New function.
949 (decl_restrict_base_insert): New function.
950 (print_restrict_base_statistics): New static function.
951 (dump_tree_statistics): Call print_restrict_base_statistics.
953 2005-10-02 Diego Novillo <dnovillo@redhat.com>
956 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
959 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
962 * c-typeck.c (tagged_tu_seen): Rename to ...
963 (tagged_tu_seen_cache): this and add val field.
964 (comptypes): Move functional to comptypes_internal
965 and free tagged_tu_seen.
966 (comptypes_internal): New function and call comptypes_internal
967 instead of comptypes. Speed up by sibcalling
968 tagged_types_tu_compatible_p.
969 (alloc_tagged_tu_seen): New function
970 (free_all_tagged_tu_seen_up_to): New function.
971 (tagged_types_tu_compatible_p): Return the val of the seen two
973 Add that the two types are the same to tagged_tu_seen_base
974 if they are and call comptypes_internal instead of comptypes.
975 <case UNION_TYPE>: Speed up common type where the fields are
977 (function_types_compatible_p): Call comptypes_internal instead of
979 (type_lists_compatible_p): Likewise.
980 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
982 2005-10-02 Matthias Klose <doko@debian.org>
984 * doc/invoke.texi: Fix typo and speling error.
986 2005-10-01 Richard Henderson <rth@redhat.com>
988 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
990 2005-10-01 Mark Mitchell <mark@codesourcery.com>
992 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
993 using --start-group and --end-group.
995 2005-10-01 Diego Novillo <dnovillo@redhat.com>
997 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
998 FIXME note regarding quirky semantics.
1000 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1003 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1004 non-null range as a last resort.
1006 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1007 Diego Novillo <dnovillo@redhat.com>
1010 * tree-vrp.c (extract_range_from_assert): For !=
1011 assertions, only build an anti-range if LIMIT is a
1012 single-valued range.
1014 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1016 * arm.md (movqi): On thumb when optimizing, handle loading from
1017 memory by describing this as taking a subreg of a zero-extended load
1018 into an SImode register.
1021 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1023 * reload1.c (merge_assigned_reloads): Do not change any
1024 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1026 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1028 * Makefile.in (LIPO_FOR_TARGET): Define.
1029 (STRIP_FOR_TARGET): Define.
1031 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1032 before creating new ones. Do symlinks before creating the actual
1035 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1036 to work out which multilibs are actually being built.
1038 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1040 * tree-vect-transform.c, config/ms1/ms1.md,
1041 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1042 Follow spelling conventions.
1043 * doc/invoke.texi, doc/md.texi: Fix typos.
1045 2005-09-30 Andrew Macleod <amacleod@redat.com>
1047 PR tree-optimization/21430
1048 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1049 use operands, and set stmt pointer if need be.
1050 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1051 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1054 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1057 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1059 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1061 * optabs.c (expand_binop): Initialize first_pass_p.
1063 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1066 * c-decl.c (c_write_global_declarations_1): If any
1067 wrapup_global_declaration_2 call returned true, restart the loop.
1069 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1071 Fix PR tree-optimization/24117
1072 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1073 before considering whether to use anyoffset.
1075 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1079 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1081 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1083 (swap_commutative_operands_with_target): New.
1085 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1088 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1091 2005-09-29 Steven Bosscher <stevenb@suse.de>
1093 PR tree-optimization/23911
1094 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1095 and IMAGPART_EXPR too.
1097 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1100 * expmed.c (expand_shift): Move logic to reverse rotation
1101 direction when rotating by constants ...
1102 * optabs.c (expand_binop): ... here.
1103 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1104 (ix86_rotrdi3): New pattern.
1105 (rotldi3): Handle 32-bit mode.
1106 (ix86_rotldi3): New pattern.
1108 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1111 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1112 check for numbers that need no bit twiddle.
1114 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1116 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1117 multilib to be built.
1119 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1120 (stage1-start): Delete old libgcc and libunwind before moving
1121 anything into the stage directory.
1122 (stage2-start): Likewise.
1123 (stage3-start): Likewise.
1124 (stage4-start): Likewise.
1125 (stageprofile-start): Likewise.
1126 (stagefeedback-start): Likewise.
1127 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1128 header in tm_file and CPU-specific t-darwin in tmake_file.
1129 (i[34567]86-*-darwin*): Don't change tm_file.
1130 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1131 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1132 shared library stub for target OS version.
1133 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1134 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1135 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1136 (libgcc_s.%.dylib): New.
1138 (install-darwin-libgcc-stubs): New.
1139 (INSTALL_LIBGCC): New append.
1140 * config/i386/darwin-libgcc.10.4.ver: New.
1141 * config/i386/darwin-libgcc.10.5.ver: New.
1142 * config/i386/t-darwin: New.
1143 * config/rs6000/darwin-libgcc.10.4.ver: New.
1144 * config/rs6000/darwin-libgcc.10.5.ver: New.
1145 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1146 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1148 2005-09-28 Paul Brook <paul@codesourcery.com>
1150 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1153 2005-09-28 Richard Guenther <rguenther@suse.de>
1155 PR tree-optimization/23853
1156 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1157 host_integerp to verify misalignment value.
1159 2005-09-28 Richard Henderson <rth@redhat.com>
1161 * builtins.c (get_builtin_sync_mode): New.
1162 (expand_builtin_sync_operation): Pass in mode argument.
1163 (expand_builtin_compare_and_swap): Likewise.
1164 (expand_builtin_lock_test_and_set): Likewise.
1165 (expand_builtin_lock_release): Likewise.
1166 (expand_builtin): Update to match.
1168 2005-09-28 Nick Clifton <nickc@redhat.com>
1170 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1171 formatting. Add check to PLUS case to ensure that the offset is
1172 within an acceptable range.
1174 * config/v850/v850.md (casesi): Disable the generation of the
1175 switch pattern as it is not being handled properly at the moment.
1177 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1178 for when the high words are identical.
1180 2005-09-27 Richard Henderson <rth@redhat.com>
1182 * pretty-print.c (pp_base_format): Fix typo for %>.
1184 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1185 Devang Patel <dpatel@apple.com>
1187 PR tree-optimization/23625
1188 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1189 LABEL_EXPR, assertion check.
1191 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1193 * optabs.c (no_conflict_move_test): Check if a result of a
1194 to-be-moved insn would be clobbered by an originally
1197 2005-09-27 Jeff Law <law@redhat.com>
1199 * passes.c (init_optimization_passes): Replace copy propagation
1200 passes immediately after DOM with phi-only copy propagation
1201 pases. Add phi-only copy propagation pass after first DOM pass.
1202 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1203 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1204 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1205 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1206 to init_copy_prop. Callers updated.
1207 (do_phi_only_copy_prop): New function.
1208 (pass_phi_only_copy_prop): New pass descriptor.
1210 2005-09-27 Nick Clifton <nickc@redhat.com>
1212 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1214 2005-09-26 Jason Merrill <jason@redhat.com>
1217 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1219 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1221 2005-09-26 James E Wilson <wilson@specifix.com>
1223 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1224 copyright. Add gcc copyright plus libgcc exception.
1225 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1227 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1229 2005-09-26 Jeff Law <law@redhat.com>
1231 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1232 about when to iterate.
1234 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1237 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1238 for __complex__ double in -mcpu=G5 mode.
1240 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1242 PR tree-optimization/23942
1243 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1244 * tree-scalar-evolution.c: Include params.h.
1246 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1247 follow_ssa_edge_in_condition_phi_branch,
1248 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1249 Change return type to t_bool. Use a parameter to limit the size of
1250 trees that are walked before stopping
1251 (analyze_evolution_in_loop): Initialize the limit to 0.
1252 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1253 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1255 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1258 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1259 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1261 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1263 * combine.c (make_extraction): Check for valid use of subreg.
1265 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1268 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1269 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1270 ("fist<mode>2_with_temp"): Use only register operands.
1272 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1274 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1275 CALL_INSN_FUNCTION_USAGE.
1277 2005-09-26 Richard Guenther <rguenther@suse.de>
1280 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1281 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1282 (ldst_entry): Use the hashtable instead of list-walking.
1283 (find_rtx_in_ldst): Likewise.
1284 (free_ldst_entry): Free the hashtable.
1285 (compute_ld_motion_mems): Create the hashtable.
1286 (trim_ld_motion_mems): Remove entry from hashtable if
1287 removing it from list.
1288 (compute_store_table): Likewise^2.
1289 (store_motion): Free hashtable in case we did not see
1292 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1294 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1295 and arg1 if we are passing them to fold_build2.
1297 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1300 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1303 2005-09-25 Richard Henderson <rth@redhat.com>
1305 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1306 SYMBOL_REF_TLS_MODEL to be correct.
1308 2005-09-24 Richard Henderson <rth@redhat.com>
1310 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1311 end of function. Reindent.
1313 2005-09-24 Ian Lance Taylor <ian@airs.com>
1315 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1316 NEGATE_EXPR/BIT_NOT_EXPR case.
1318 2005-09-24 Richard Henderson <rth@redhat.com>
1320 * c-common.c (handle_mode_attribute): When not modifying in place,
1321 create subtypes for enumerations.
1322 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1323 * gimplify.c (create_tmp_from_val): Likewise.
1325 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1327 * config/i386/i386.md (*tls_global_dynamic_64,
1328 *tls_local_dynamic_base_64): Add missing mode to call.
1329 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1331 2005-09-24 Jan Hubicka <jh@suse.cz>
1333 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1334 (cgraph_clone_node): Likewise.
1335 * cgraph.h (cgraph_clone_edge): Update prototype.
1336 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1337 duplicated prototypes; add updating argument.
1338 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1339 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1341 (cgraph_mark_inline_edge): Likewise.
1342 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1343 (cgraph_flatten_node): Likewise.
1344 (cgraph_decide_recursive_inlining): Likewise.
1345 (cgraph_decide_inlining_of_small_function): Likewise.
1346 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1348 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1349 Pete Steinmetz <steinmtz@us.ibm.com>
1351 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1352 (rldic.): Set type to "compare".
1354 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1355 mfjmpr for MFCTR/MFLR.
1356 (movdf_hardfloat64): Same.
1357 (movdf_softfloat64): Same. Correct order of store and move types.
1358 (movti_string): Set type to store_ux/load_ux.
1359 (load_multiple): Set type to load_ux.
1360 (store_multiple): Set type to store_ux.
1361 (movmemsi): Set type to store_ux.
1362 (output_cbranch direct_return): Set type to jmpreg.
1363 (stmw): Set type to store_ux.
1364 (lmw): Set type to load_ux.
1365 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1366 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1367 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1368 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1369 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1370 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1371 (rios1-fpstore): Increase latency to 3.
1372 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1373 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1375 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1376 Andrew Pinski <pinskia@physics.uc.edu>
1378 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1379 operand2 constraint to "b".
1380 (sync_<fetchop_name>di_internal): Same.
1381 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1383 (sync_old_<fetchop_name>di_internal): Same.
1384 (sync_new_<fetchop_name>si_internal): Same.
1385 (sync_new_<fetchop_name>di_internal): Same.
1387 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1390 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1391 case, define as macros.
1393 PR rtl-optimization/23837
1394 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1395 clobber / clobber match between dest and p->first.
1397 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1398 (no_conflict_move_test): Update comments.
1400 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1402 * doc/install.texi: Update URL for Jacks.
1403 * doc/sourcebuild.texi: Likewise.
1405 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1408 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1409 registers when choosing register preferences.
1410 (movdf_hardfloat64): Same.
1412 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1414 * expmed.c (expand_shift): Don't use the target of the rotate as
1415 target for the first expanded shift insn.
1416 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1418 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1420 PR tree-optimization/22438
1421 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1422 preserved iv rhs rewriting specially.
1424 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1426 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1427 estimate_only is true.
1428 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1429 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1430 tree-ssa-structalias.c
1431 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1432 ref_contains_indirect_ref.
1433 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1435 2005-09-21 DJ Delorie <dj@redhat.com>
1437 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1439 (mn10300_return_in_memory): Support variable size types also.
1440 (mn10300_pass_by_reference): Likewise.
1441 (mn10300_function_value): New.
1442 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1443 (FUNCTION_OUTGOING_VALUE): Likewise.
1444 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1445 * doc/invoke.texi: Document it.
1447 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1450 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1451 force integer op1 into register for XFmode compares.
1453 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1456 * expmed.c (alg_code): Add alg_impossible.
1457 (alg_hash_entry): Add cost.
1458 (synth_mult): Record alg_impossible in the hash table if
1459 multiplication by a given integer is impossble within the
1460 limit. Speed up using alg_impossible.
1462 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1464 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1465 argument. Allow and set any offset if needs_anyoffset is passed
1467 (get_constraint_for): Add argument here too.
1469 (do_structure_copy): Pass NULL to get_constraint_for.
1470 (handle_ptr_arith): Ditto.
1471 (find_func_aliases): Ditto.
1473 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1475 PR rtl-optimization/23898
1476 * output.h (get_attr_min_length): Declare.
1477 * final.c (get_attr_length_1): New function, broken out of:
1479 (get_attr_min_length): New function.
1480 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1481 (duplicate_computed_gotos): Likewise.
1482 * genattr.c (insn_min_length): Generate declaration.
1483 * genattrtab.c (min_fn, min_attr_value): New functions.
1484 (make_length_attrs): Generate insn_min_length.
1486 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1488 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1490 2005-09-20 Richard Henderson <rth@redhat.com>
1492 PR tree-optimization/24059
1493 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1496 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1498 * c.opt (fextended-identifiers): New.
1499 * c-opts.c (c_common_handle_option): Handle
1500 -fextended-identifiers.
1501 * doc/cpp.texi: Update documentation of extended identifiers.
1502 * doc/cppopts.texi (-fextended-identifiers): Document.
1504 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1506 PR tree-optimization/23929
1507 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1510 PR tree-optimization/23818
1511 * tree-stdarg.c (execute_optimize_stdarg): Call
1512 calculate_dominance_info.
1514 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1516 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1517 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1518 (compute_overlap_steps_for_affine_1_2): Use
1519 get_number_of_iters_for_loop.
1520 (analyze_subscript_affine_affine): Check whether difference is
1522 Use get_number_of_iters_for_loop.
1523 Check whether overlap occurs outside of bounds.
1524 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1526 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1528 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1529 base register if possible.
1531 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1533 PR tree-optimization/18463
1534 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1535 converting it directly is not possible.
1536 (chrec_convert_aggressive): New function.
1537 * tree-chrec.h (chrec_convert_aggressive): Declare.
1538 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1539 Fold chrec conversions aggressively if asked to.
1540 (instantiate_parameters): Modified because of changes in
1541 instantiate_parameters_1.
1543 2005-09-19 Richard Henderson <rth@redhat.com>
1545 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1546 (reduc_splus_v2df): New.
1548 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1550 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1551 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1553 2005-09-19 Richard Henderson <rth@redhat.com>
1555 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1558 2005-09-19 Richard Henderson <rth@redhat.com>
1560 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1561 (ia64_expand_dot_prod_v8qi): New.
1562 * config/ia64/ia64-protos.h: Update.
1563 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1564 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1565 sdot_prodv8qi, sdot_prodv4hi): New.
1566 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1568 2005-09-19 Richard Henderson <rth@redhat.com>
1571 * real.c (exact_real_truncate): Return false if the format cannot
1572 represent the number as a normal.
1574 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1575 for a memory source.
1577 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1579 * tree-ssa-operands.c (swap_tree_operands): Export.
1580 * tree.h (swap_tree_operands): Declare.
1581 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1582 Call swap_tree_operands.
1584 2005-09-19 Richard Henderson <rth@redhat.com>
1586 * tree-flow.h (merge_alias_info): Declare.
1587 * tree-ssa-copy.c (merge_alias_info): Export.
1588 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1589 (vect_create_data_ref_ptr): Use create_iv directly.
1590 (vectorizable_load): Use correct types for integer constants.
1591 (vect_generate_tmps_on_preheader): Likewise.
1592 (vect_gen_niters_for_prolog_loop): Likewise.
1594 2005-09-19 Steven Bosscher <stevenb@suse.de>
1596 PR rtl-optimization/23943
1597 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1599 2005-09-18 Jan Hubicka <jh@suse.cz>
1601 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1603 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1605 * varasm.c (output_constant): Do not abort on conversions to union
1606 types between different sizes.
1608 2005-09-18 Richard Guenther <rguenther@suse.de>
1611 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1614 2005-09-18 Paul Brook <paul@codesourcery.com>
1616 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1618 2005-09-17 Richard Henderson <rth@redhat.com>
1620 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1621 * tree-ssa-loop.c (pass_vect_dce): Remove.
1622 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1625 2005-09-17 Richard Henderson <rth@redhat.com>
1627 * tree-pass.h (pass_vect_dce): Declare.
1628 * passes.c (init_optimization_passes): Add it.
1629 * tree-flow.h (tree_ssa_dce): Declare.
1630 * tree-ssa-dce.c (tree_ssa_dce): Export.
1631 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1632 (gate_tree_vectorize): ... here.
1633 (pass_vect_dce): New.
1635 2005-09-17 Jan Hubicka <jh@suse.cz>
1637 * except.c (struct eh_status): Turn region_array into vec.
1638 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1639 convert_from_eh_region_ranges, find_exception_handler_labels,
1640 current_function_has_exception_handlers, assign_filter_values,
1641 build_post_landing_pads, dw2_build_landing_pads,
1642 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1643 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1644 foreach_reachable_handler, can_throw_internal_1,
1645 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1647 (duplicate_eh_region_1): Update region_array.
1648 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1650 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1653 * expmed.c (expand_mult): Substitute simple register for op0 when
1656 2005-09-17 Richard Henderson <rth@redhat.com>
1658 * expr.c (emit_move_via_integer): Add force argument, pass it on
1659 to emit_move_change_mode. Update callers.
1660 (emit_move_complex): Pass true to new force argument.
1661 * function.c (expand_function_end): Move expand_eh_return call
1662 earlier. Merge sub-word complex values into a pseudo before
1663 copying to the return hard register.
1665 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1667 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1668 between different sizes.
1670 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1674 * passes.c (init_optimization_passes): Register dump files for
1677 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1679 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1680 * config/s390/s390.c (s390_overlap_p): New function.
1681 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1682 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1685 2005-09-16 Richard Guenther <rguenther@suse.de>
1687 * ipa-pure-const.c (static_execute): Free auxiliar information.
1688 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1689 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1691 2005-09-15 DJ Delorie <dj@redhat.com>
1693 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1695 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1697 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1699 (swap_commutative_operands_with_target): New.
1701 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1703 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1706 (estimate_iters_using_array): New function.
1707 * tree-data-ref.h (estimate_iters_using_array): Prototype
1708 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1709 Use estimate_iters_using_array instead of analyze_array.
1711 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1713 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1716 2005-09-15 Michael Matz <matz@suse.de>
1718 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1720 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1722 PR tree-optimization/23835
1723 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1724 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1726 2005-09-14 Richard Henderson <rth@redhat.com>
1728 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1729 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1731 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1733 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1734 in the ARRAY_TYPE case.
1736 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1738 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1740 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1743 * tree-vect-transform.c (vectorizable_operation): Return false for
1744 scalar shift operations and for vector shift operations with
1745 non-invariant shift arguments. Use scalar tree operand op1 as
1746 a shift operand when vector shift insn pattern uses scalar shift
1748 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1750 2005-09-14 Olivier Hainque <hainque@adacore.com>
1752 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1753 value if it has side-effects.
1755 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1758 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1760 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1762 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1763 passed as NAME as if it were label at start of function code.
1765 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1767 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1770 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1772 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1773 as early clobber. Rewrite so the PIC register is not implicitly used.
1775 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1777 * tree.c (annotate_with_file_line): Compare line numbers before
1780 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1783 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1784 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1786 2005-09-13 Ian Lance Taylor <ian@airs.com>
1788 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1789 than a HOST_WIDEST_INT to gen_doloop_begin.
1791 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1793 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1795 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1797 PR tree-optimize/23817
1798 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1800 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1803 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1804 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1805 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1806 (restore_stack_nonlocal): Likewise.
1807 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1809 2005-09-12 Ian Lance Taylor <ian@airs.com>
1812 * c.opt (ffriend-injection): New C++ option.
1813 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1814 (C++ Dialect Options): Document -ffriend-injection.
1816 2005-09-12 Josh Conner <jconner@apple.com>
1819 * ipa-reference.c (static_execute): Don't mark variables in
1820 named sections TREE_READONLY.
1822 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1824 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1827 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1829 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1830 V_MUST_DEF instead of just the first_use_p.
1831 Don't mark the virtual variables for renaming on the statement which
1833 (pass_dse): Remove TODO_update_ssa.
1835 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1838 * stor-layout.c (compute_record_mode): For records with a single
1839 field, actually check the field's mode size against the type size.
1841 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1842 registers for TARGET_SHMEDIA.
1843 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1844 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1845 of GENERAL_REGS and FP_REGS.
1847 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1849 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1851 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1853 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1854 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1855 are omitted. Exclude stack_tie insn too.
1857 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1859 PR rtl-optimization/23098
1860 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1862 * config/rs6000/rs6000.md (movdf splitter): Use
1863 const_double_operand predicate for TARGET_POWERPC64.
1864 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1865 SYMBOL_REF method to ABI_V4.
1867 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1868 replace_equiv_address.
1869 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1870 rs6000_sr_alias_set and MEM_NOTRAP.
1871 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1873 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1875 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1876 handle CALL_EXPR again.
1878 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1880 * arm/predicates.md (alignable_memory_operand): Delete.
1882 2005-09-10 Richard Henderson <rth@redhat.com>
1885 * dbxout.c (dbxout_expand_expr): New.
1886 (dbxout_symbol): Use it.
1888 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1890 * arm.c (arm_gen_rotated_half_load): Delete.
1891 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1892 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1893 (thumb_set_return_address): Likewise.
1894 (thumb_load_double_from_address): Use adjust_address.
1895 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1896 (extendhsisi2_mem, movhi_bytes): Use change_address.
1897 (movhi): Use widen_memory_access.
1898 (reload_out_df): Use replace_equiv_address.
1899 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1901 2005-09-09 Richard Henderson <rth@redhat.com>
1904 * dbxout.c: Include expr.h.
1905 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1906 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1907 * Makefile.in (dbxout.o): Add EXPR_H.
1909 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1911 PR tree-optimization/23509
1912 * tree-cfg.c (replace_uses_by): Use replace_exp.
1913 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1914 pointers have name_mem_tag or type_mem_tag set.
1916 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1918 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1919 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1920 of wrongly accessing operands.
1922 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1924 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1925 * tree-chrec.c: Include tree-scalar-evolution.h.
1926 (chrec_convert): Instantiate the base and step before calling
1927 scev_probably_wraps_p that would fail on parametric evolutions.
1928 Collect all the fails into a single section failed_to_convert,
1929 print a diagnostic, and return chrec_dont_know instead of calling
1931 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1932 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1934 (scev_const_prop): Don't replace the definition of a loop closed ssa
1935 phi node by itself, or by another loop closed ssa phi node.
1936 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1937 that base and step are defined.
1939 2005-09-09 Richard Guenther <rguenther@suse.de>
1942 * fold-const.c (fold_ternary): Check truth_value_p before
1943 calling invert_truthvalue.
1945 2005-09-09 Nick Clifton <nickc@redhat.com>
1947 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1948 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1949 dimension of these arrays.
1950 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1952 * longlong.h: Only provide a prototype for the __clz_tab[] array
1953 if this header has not been included from libgcc2.h.
1954 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1956 Provide prototypes for exported functions.
1957 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1960 2005-09-08 Josh Conner <jconner@apple.com>
1964 * expr.c (expand_expr_addr_expr_1): Don't invoke
1965 expand_simple_binop for EXPAND_INITIALIZER.
1967 2005-09-08 Richard Henderson <rth@redhat.com>
1970 * toplev.c (wrapup_global_declaration_1): Split out ...
1971 (wrapup_global_declaration_2): ... from ...
1972 (wrapup_global_declarations): ... here. Return bool.
1973 (check_global_declaration_1): Split out ...
1974 (check_global_declarations): from here.
1975 (emit_debug_global_declarations): New.
1976 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1977 check_global_declaration_1, emit_debug_global_declarations): Declare.
1978 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1979 of decls. Call wrapup_global_declaration_1,
1980 wrapup_global_declaration_2, check_global_declaration_1 directly.
1981 (c_write_global_declarations_2): New.
1983 (c_write_global_declarations): Call c_write_global_declarations_2.
1984 * langhooks.c (write_global_declarations): Call
1985 emit_debug_global_declarations.
1987 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1988 remove decls that have DECL_RTL_SET_P.
1989 * passes.c (rest_of_decl_compilation): Invoke
1990 cgraph_varpool_finalize_decl for all but functions.
1992 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1994 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1995 the result of a conversion if the new min and max cannot be compared.
1997 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1999 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2000 (override_options): Setting s390_sr_alias_set removed.
2001 (save_fpr, save_gprs): Set alias set to vararg or frame.
2002 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2003 s390_sr_alias_set with get_frame_alias_set ().
2004 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2005 get_varargs_alias_set ().
2007 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2011 * c-parser.c (c_parser_objc_method_definition): If the next
2012 token is not "{", error out and don't start the function.
2014 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2016 * tree-vrp.c (extract_range_from_expr): Move the check for non
2017 nullness after the check for gimple invariant.
2019 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2021 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2023 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2026 * config/m32r.md (movmemsi_internal): Canonicalize order of
2027 operands in PLUS component of template.
2029 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2031 * reload1.c (fixup_eh_region_note): Remove assertion.
2032 (fixup_abnormal_edges): Reverted removal of call to
2033 find_many_sub_basic_blocks made on 2005-08-31.
2035 2005-09-07 Richard Henderson <rth@redhat.com>
2037 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2038 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2039 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2040 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2041 rearrange for better packing.
2042 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2043 (lookup_cfa_1): Remove inline marker.
2044 (cfa_equal_p): Split out of ...
2045 (def_cfa_1): ... here. Use INVALID_REGNUM.
2046 (build_cfa_loc): Handle !cfa->indirect.
2047 (frame_pointer_cfa_offset): New.
2048 (dbx_reg_number): Assert register elimination performed; do
2049 leaf register remapping.
2050 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2051 (eliminate_reg_to_offset): New.
2052 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2053 for verifiably local stack frame addresses; re-base to CFA.
2054 (mem_loc_descriptor): Remove can_use_fbreg argument.
2055 (concat_loc_descriptor, loc_descriptor): Likewise.
2056 (containing_function_has_frame_base): Remove.
2057 (rtl_for_decl_location): Don't do register elimination or
2058 leaf register remapping here.
2059 (secname_for_decl): Split out from ..
2060 (add_location_or_const_value_attribute): ... here.
2061 (convert_cfa_to_loc_list): New.
2062 (compute_frame_pointer_to_cfa_displacement): New.
2063 (gen_subprogram_die): Use them.
2064 * tree.h (frame_base_decl): Remove.
2065 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2066 (prologue_stack_adjust): Remove.
2067 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2068 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2069 (set_frame_base_location): Remove.
2070 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2071 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2072 (vt_add_function_parameters): Don't eliminate_regs.
2073 (vt_initialize): Don't create frame_base_decl.
2075 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2077 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2078 version of GNU binutils for 4.x and later.
2080 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2082 * ggc-page.c (ggc_push_context): Remove.
2083 (ggc_pop_context): Likewise.
2084 * ggc.h (ggc_push_context): Remove.
2085 (ggc_pop_context): Likewise.
2087 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2090 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2091 returning from an interrupt handler.
2093 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2096 * config/arc/arc.c (output_shift): Add check for loop count when
2099 2005-09-06 Steven Bosscher <stevenb@suse.de>
2101 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2103 (abs_replacement): Likewise.
2104 (pass_phiopt): Remove TODO_update_ssa.
2106 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2109 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2110 if "return with no value, in function returning non-void" warning
2112 * tree-cfg.c (execute_warn_function_return): Don't look at
2113 RETURN_EXPRs with TREE_NO_WARNING set.
2116 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2117 for internal functions doesn't use registers used by global registers
2118 variables. Use fewer register parameters if there are global register
2121 2005-09-06 Olivier Hainque <hainque@adacore.com>
2122 Eric Botcazou <ebotcazou@adacore.com>
2125 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2126 when we would be extracting outside its bit span (bitpos+bitsize
2127 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2128 Ada unchecked conversions.
2130 2005-09-06 Steven Bosscher <stevenb@suse.de>
2132 * tree-ssa-pre.c (try_look_through_load): New function.
2133 (compute_avail): Use it to try to look through loads for some
2134 more useful expressions.
2136 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2138 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2139 condition for detecting cases like (a&a) and (a^a).
2141 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2143 * common.opt: Add option ftree-vect-loop-version.
2144 * params.def: Add --param vect-max-version-checks.
2145 * doc/invoke.texi: Document ftree-vect-loop-version and
2146 --param vect-max-version-checks.
2147 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2148 may_misalign_stmts and defines for accessors.
2149 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2150 LOOP_VINFO_MAY_MISALIGN_STMTS.
2151 (destroy_loop_vec_info): VEC_free for
2152 LOOP_VINFO_MAY_MISALIGN_STMTS.
2153 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2154 Update documentation.
2155 (vect_update_misalignment_for_peel): New.
2156 (vect_enhance_data_refs_alignment): Update to choose loop
2157 peeling or loop versioning if appropriate for the (potentially)
2158 unaligned data references in the loop.
2159 (vect_analyze_data_refs_alignment): Remove call to
2160 vect_enhance_data_refs_alignment so the checks can be done
2162 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2163 and move up call to vect_analyze_data_refs_alignment.
2164 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2165 (vect_transform_loop): Add call to loop_version.
2167 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2169 PR rtl-optimization/23098
2170 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2171 * simplify-rtx.c (constant_pool_reference_p): New function.
2172 * rtl.h (constant_pool_reference_p): New prototype.
2173 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2174 constant_pool_reference_p in condition and
2175 avoid_constant_pool_reference in preparation statements.
2177 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2179 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2180 STRICT_LOW_PART SETs.
2182 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2185 * except.c (sjlj_emit_function_enter): Find the function begin
2186 note even when it's not in first basic block.
2188 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2190 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2191 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2192 * aclocal.m4: Regenerate.
2194 2005-09-05 DJ Delorie <dj@redhat.com>
2196 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2199 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2201 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2202 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2203 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2204 Follow spelling conventions.
2205 * doc/invoke.texi: Follow spelling conventions.
2207 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2209 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2210 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2211 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2213 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2216 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2217 (output_stack_adjust): Use gen_tmp_stack_mem.
2218 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2219 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2220 (sh_get_pr_initial_val): Likewise.
2221 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2222 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2223 * sh.md (divsi_inv_m0): Use gen_const_mem.
2224 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2225 (movdf_i4+1): Use gen_tmp_stack_mem.
2226 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2227 (fpu_switch+2): Likewise.
2228 (movv4sf_i, movv16sf_i): Use adjust_address.
2229 (symGOT_load): Set MEM_NOTRAP_P bit.
2231 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2234 * pa.c (emit_move_sequence): Fix typo in last change.
2236 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2238 PR rtl-optimization/23454
2239 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2242 2005-09-03 Richard Henderson <rth@redhat.com>
2243 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2246 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2249 2005-09-02 Nicolas Pitre <nico@cam.org>
2251 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2252 to bit_count to 32 bits.
2254 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2257 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2258 generating synthetic loads from volatile lvalues.
2260 005-09-02 Nick Clifton <nickc@redhat.com>
2262 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2263 __ctzhi2, __clzhi2): New functions.
2265 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2268 * tree-nested.c (struct var_map_elt): Mark with GTY.
2269 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2271 (lookup_field_for_decl): Allocate new element in GC memory.
2272 (lookup_tramp_for_decl): Likewise.
2273 (convert_nl_goto_reference): Likewise
2274 (create_nesting_tree): Allocate info in GC memory. Likewise for
2276 (free_nesting_tree): Free with ggc_free instead of free.
2277 (root): New static variable.
2278 (lower_nested_functions): Remove root as local variable. And zero out
2279 root at the end of the function.
2281 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2283 PR rtl-optimization/20365
2284 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2285 to short. New member ix.
2286 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2287 (simplify_plus_minus): Initialize ix members before calling qsort.
2289 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2291 PR tree-optimization/23626
2292 * tree-cfg.c (replace_uses_by): Clean up eh info.
2294 2005-09-01 DJ Delorie <dj@redhat.com>
2296 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2299 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2301 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2302 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2305 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2307 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2308 do not issue warning for a variable definition following
2311 2005-09-01 Richard Henderson <rth@redhat.com>
2314 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2315 conversion to CONST_VECTOR.
2317 2005-09-01 Richard Henderson <rth@redhat.com>
2320 * reload1.c (reload_as_needed): Check !CALL_P before calling
2321 fixup_eh_region_note.
2322 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2324 2005-09-01 DJ Delorie <dj@redhat.com>
2326 * varasm.c (output_constant): Let the target resolve
2327 conversions of addresses to non-default pointer sizes.
2329 2005-09-01 Nicolas Pitre <nico@cam.org>
2331 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2332 to alow matching ARM pre-indexed addressing mode.
2333 (arm_override_options): Remove now irrelevant comment.
2335 2005-09-01 Phil Edwards <phil@codesourcery.com>
2337 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2338 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2339 * config/i386/vxworks.h: Likewise.
2340 * config/i386/t-vxworksae: New file, for VxWorks AE.
2341 * config/i386/vxworksae.h: Likewise.
2343 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2345 PR tree-optimization/23410
2346 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2347 sequence is not wrapping during the first step.
2349 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2352 * dwarf2out.c (base_type_die): Compare char_type_node with
2353 TYPE_MAIN_VARIANT (type), not type.
2355 2005-09-01 Richard Guenther <rguenther@suse.de>
2357 PR tree-optimization/15366
2358 * common.opt: Add -finline-functions-called-once.
2359 Put -fearly-inlining in alphabetically ordered place.
2360 * doc/invoke.texi: Document new option.
2361 * ipa-inline.c (cgraph_decide_inlining): Honour
2362 flag_inline_functions_called_once.
2364 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2366 PR rtl-optimization/23478
2367 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2368 (alloc_qty): Initialize it.
2369 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2370 (combine_regs): Combine also n_throwing_calls_crossed fields.
2371 (find_free_reg): Don't attempt to caller-save pseudos crossing
2372 calls that might throw.
2373 * global.c (struct allocno): Add throwing_calls_crossed field.
2374 (global_alloc): Revert 2005-08-22 change. Initialize
2375 throwing_calls_crossed.
2376 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2379 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2382 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2383 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2384 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2385 (and64_2_operand): Tweak to use predicate.
2386 (and_operand): Adjust for mask_operand changes.
2387 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2388 (print_operand): Likewise.
2389 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2390 (mask64_1or2_operand): Delete.
2391 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2392 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2393 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2394 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2395 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2396 (rotldi3_internal4): Likewise.
2397 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2398 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2399 (ashldi3_internal7): Likewise.
2400 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2401 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2402 (anddi3 split): Don't match mask64_operand.
2403 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2404 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2405 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2406 't' splitter predicate.
2407 (movdi_internal64 + 2): Revert 2005-06-11 change.
2409 2005-08-31 DJ Delorie <dj@redhat.com>
2411 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2412 (m32c_asm_integer): Add support for 32 bit pointers.
2414 2005-08-31 Richard Henderson <rth@redhat.com>
2416 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2417 component-like references for setting MEM_NOTRAP_P.
2419 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2420 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2422 2005-08-31 Richard Henderson <rth@redhat.com>
2424 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2425 into a pseudo before applying gen_lowpart.
2427 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2429 * doc/install.texi (Specific): Update cctools version required
2430 for full functionality.
2431 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2432 linkers as -macosx_version_min.
2434 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2437 * sh.c (print_operand, %R and %S): Add handling of floating point
2438 registers, memory, constants and invalid operands.
2440 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2442 * ipa-pure-const.c: Change dump name.
2444 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2447 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2448 to "reg_or_0_operand".
2449 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2451 2005-08-31 Dale Johannesen <dalej@apple.com>
2453 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2454 loops that count down.
2456 2005-08-31 Richard Henderson <rth@redhat.com>
2459 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2460 (fixup_eh_region_note): New.
2461 (reload_as_needed): Call it.
2462 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2463 don't call find_many_sub_basic_blocks; call verify_flow_info.
2464 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2465 (keep_stack_depressed): Likewise.
2466 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2468 2005-08-31 Richard Henderson <rth@redhat.com>
2470 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2473 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2475 * expr.c (expand_expr_real_1): Compare size of address
2476 mode to target's address mode size in deciding expansion of
2477 the constant address.
2479 2005-08-31 Richard Guenther <rguenther@suse.de>
2482 * expr.c (all_zeros_p): New function.
2483 (expand_expr_real_1): Handle the case of an all-zero
2484 non-addressable constructor separately.
2486 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2488 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2489 arguments, adjust all callers.
2490 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2492 2005-08-30 Richard Henderson <rth@redhat.com>
2495 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2496 whenever the mode sizes match.
2498 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2500 * calls.c (load_register_parameters): Fix comment typo.
2501 * expr.c (emit_push_insn): Comment formatting.
2503 2005-08-30 Ian Lance Taylor <ian@airs.com>
2505 * config/i386/x-cygwin (host-cygwin): Change dependency from
2506 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2508 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2510 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2513 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2516 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2517 call to ggc_collect.
2519 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2522 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2523 beginning. Remove $(INCLUDES) from all the rules, if following
2524 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2526 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2529 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2530 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2531 not constant, but maxlen is, don't set len to maxlen, rather
2532 set maxlen to len if len is a constant.
2534 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2536 PR tree-optimization/23475
2537 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2540 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2542 Fix PR middle-end/22455
2544 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2545 Checksum only the parts of the tree that exist for the tree code.
2547 2005-08-28 Dale Johannesen <dalej@apple.com>
2549 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2551 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2553 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2555 2005-08-28 Richard Henderson <rth@redhat.com>
2557 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2558 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2561 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2564 * builtins.c (get_memory_rtx): Don't strip nops
2565 in between COMPONENT_REFs.
2567 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2570 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2572 (gimplify_modify_expr): Check for zero sized types and gimplify the
2573 rhs and lhs as statements.
2575 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2578 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2579 state for return address column of signal frames.
2581 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2584 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2585 bytes >= 2 not bytes == 2.
2586 (expand_block_move): Same.
2588 2005-08-27 Richard Guenther <rguenther@suse.de>
2591 * config/i386/sse.md (sse2_movsd): Add missing closing
2594 2005-08-27 Paul Brook <paul@codesourcery.com>
2596 * genrecog.c (enum decision_type): Add DT_num_insns.
2597 (struct decision_test): Add u.num_insns.
2598 (add_to_sequence): Add DT_num_insns test.
2599 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2600 (write_cond, debug_decision_2): Ditto.
2601 (change_state): Assume peep2_next_insn never fails.
2602 Remove "afterward" argument.
2603 (write afterward, write_tree): Update to match.
2604 * recog.c (peep2_current_count): New variable.
2605 (peep2_next_insn): Check it.
2606 (peephole2_optimize): Set peep2_current_count.
2607 * recog.h (peep2_current_count): Declare.
2609 2005-08-26 Josh Conner <jconner@apple.com>
2612 * ipa-pure-const.c (check_tree): Check for volatile-ness
2613 when considering a dereference.
2615 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2617 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2619 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2621 PR rtl-optimization/23561
2622 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2623 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2624 at most LEN bytes long memory fits into the field.
2625 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2626 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2627 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2629 2005-08-26 Richard Henderson <rth@redhat.com>
2632 * loop.c (biased_biv_may_wrap_p): New.
2633 (maybe_eliminate_biv_1): Use it to suppress non-equality
2634 comparison transformations. Delete disabled code.
2636 2005-08-26 Ian Lance Taylor <ian@airs.com>
2638 * combine.c (make_extraction): Avoid reference outside object.
2640 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2642 * stor-layout.c (finalize_type_size): Restore behaviour for
2643 non-aggregate types to the status quo ante of the patch for
2644 pr 23467. Document why it matters.
2646 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2649 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2650 array by one element, initialize the BT_LAST element with NULL.
2652 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2654 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2655 optimizing for size.
2657 (compare_plus_eqsi): Same.
2658 (plus_eqsi_compare): Same.
2659 (neg_eq0<mode>): Same.
2660 (neg_eq<mode>): Same.
2662 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2665 2005-08-26 Nick Clifton <nickc@redhat.com>
2667 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2668 TARGET_EP is not defined.
2669 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2670 TARGET_EP is enabled.
2671 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2672 * config/v850/v850.md (save_all_interrupt): Only use the EP
2673 register if TARGET_EP is defined.
2674 (restore_all_interrupt): Likewise.
2675 * config/v850/lib1funcs.asm: Update functions so that the EP
2676 register is only used if __EP__ is defined.
2678 2005-08-26 David Ung <davidu@mips.com>
2680 * config/mips/mips.c (mips_expand_prologue): Handle case when
2681 generating for MIPS16 and the outgoing argument area is more than
2682 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2685 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2687 * config/crx/crx.md: Make doloop_end pattern usage controllable
2688 via mloop-nesting=<max-nesting> command line switch. Make sure
2689 the combiner cannot use doloop_end_<mode> in an illegal way.
2690 * config/crx/crx.c: Use regs up to r6 for argument passing.
2691 Refine crx_address_cost (non cst4 displacements are expensive).
2692 * config/crx/crx.opt: Add switch for mloop-nesting=.
2694 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2696 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2697 (UNSPEC_MVST): New constant.
2699 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2701 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2702 Reject operands containing eliminable registers.
2703 * testsuite/gcc.dg/20050825-1.c: New testcase.
2705 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2706 Jan Hubicka <jh@suse.cz>
2708 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2710 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2712 PR tree-optimization/23546
2713 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2716 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2718 * params.def (PARAM_MIN_SPEC_PROB): New.
2719 * sched-rgn.c (MIN_PROBABILITY): Delete.
2720 (compute_trg_info): Convert to PARAM_VALUE.
2721 * doc/invoke.texi (param): Document min-spec-prob.
2723 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2725 * config/darwin.h: define __PIC__
2726 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2727 TARGET_OS_CPP_BUILTINS macro.
2729 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2731 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2734 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2736 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2738 * cfghooks.c (duplicate_block): Added position where to place
2739 new block as argument.
2740 * cfghooks.h (duplicate_block): Declaration changed.
2741 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2743 * cfglayout.h (copy_bbs): Declaration changed.
2744 * cfgloop.h (loop_version): Declaration changed.
2745 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2746 position to copy_bbs.
2747 (loop_version): Pass position to duplicate_loop_to_header_edge.
2748 Add place_after argument and position new blocks according to
2750 * modulo-sched.c (sms_schedule): Pass place_after argument
2752 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2753 * tree-cfg.c (split_edge_bb_loc): New function.
2754 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2755 to determine position of new blocks.
2756 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2758 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2759 argument to duplicate_block.
2760 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2761 Pass position to copy_bbs.
2763 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2765 * fold-const.c (ptr_difference_const): Use
2766 cst_and_fits_in_hwi instead of host_integerp.
2768 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2770 * config/darwin.c (gen_pic_offset): New.
2771 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2774 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2776 PR tree-optimization/23486
2777 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2779 2005-08-23 Phil Edwards <phil@codesourcery.com>
2781 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2782 remove use_collect2.
2783 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2785 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2786 configuration files to override the default value.
2788 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2789 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2790 * config/vx-common.h: New file, split out from...
2791 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2792 * config/vxworksae.h: New file, for VxWorks AE.
2793 * config/vxworks.opt: New file.
2794 * config/vxlib.c: Update for VxWorks 6.
2796 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2797 other MULTILIB_* variables appropriately.
2798 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2799 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2800 * config/rs6000/vxworks.h: Update for VxWorks 6.
2801 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2803 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2806 * config/darwin.c (machopic_select_section): Remove the hack to
2807 mark "::operator new" and "::operator delete" for coalescing
2808 even though they are not weak.
2810 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2812 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2813 * configure: Regenerate.
2815 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2818 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2820 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2821 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2824 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2826 * config/rs6000/predicates.md (equality_operator): New.
2827 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2828 comparison with a large constant.
2830 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2832 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2834 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2836 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2837 registers is even, and we have a hardware double precision fp,
2839 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2840 size of current argument when checking if argument was passed in
2843 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2846 * stor-layout.c (finalize_type_size): Dont override
2847 existing alignment with a smaller alignment from the mode.
2849 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2851 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2852 * lambda.h (lambda_vector_lexico_pos): ... here.
2853 * tree-data-ref.c (build_classic_dist_vector): Return false when
2854 the distance vector is lexicographically negative.
2856 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2858 PR tree-optimization/23511
2859 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2860 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2862 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2864 PR tree-optimization/22043
2865 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2866 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2867 If ALLOW_FLEXARR, handle types ending with flexible array member.
2868 Pass false as second argument to recursive count_type_elements calls.
2869 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2870 argument to count_type_elements call.
2871 * tree-sra.c (decide_block_copy): Likewise.
2872 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2873 for a constant-sized object, set cleared as well. Pass true as
2874 second argument to count_type_elements call.
2876 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2879 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2880 from legitimate_small_data_p, and make global. Update use.
2881 Remove forward declaration.
2882 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2884 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2886 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2888 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2889 of scratch intermediates.
2890 (eq<mode>_compare): Same.
2891 (neg_eq0<mode>): New.
2892 (neg_eq<mode>): Convert to define_insn_and_split.
2894 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2897 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2898 stdarg functions, set/clear the fp marker even when no variable
2900 * config/rs6000/sysv4.opt (mprototype): Describe.
2902 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2904 PR rtl-optimization/23478
2905 * regs.h (reg_info): Add throw_calls_crossed.
2906 (REG_N_THROWING_CALLS_CROSSED): Define.
2907 * flow.c (allocate_reg_life_data): Initialize
2908 REG_N_THROWING_CALLS_CROSSED.
2909 (propagate_one_insn, attempt_auto_inc): Update
2910 REG_N_THROWING_CALLS_CROSSED.
2911 * global.c (global_alloc): Don't allocate pseudos across
2912 calls that may throw.
2914 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2917 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2918 value is inbetween the range if we did not find an exact match.
2920 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2922 * doc/invoke.texi (Option Summary): Add ms1 options.
2923 * doc/extend.texi: Document interrupt handler attribute for ms1.
2924 * doc/md.texi: Document ms1 constraints.
2925 * config.gcc: Add ms1-*-elf.
2926 * config/ms1/ms1.h: New.
2927 * config/ms1/ms1.c: New.
2928 * config/ms1/ms1.md: New.
2929 * config/ms1/ms1-protos.h: New.
2930 * config/ms1/ABI.txt: New.
2931 * config/ms1/crti.asm: New.
2932 * config/ms1/crtn.asm: New.
2933 * config/ms1/lib2extra-funcs.c: New.
2934 * config/ms1/t-ms1: New.
2935 * config/ms1/ms1.opt: New.
2937 2005-08-22 Ira Rosen <irar@il.ibm.com>
2939 * config/rs6000/altivec.md (xorv4sf3): New.
2940 (negv4sf2, neg<mode>2): Likewise.
2942 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2945 * config/ia64/ia64.md (divsi3): Check divide by zero.
2946 (udivsi3): Likewise.
2948 (udivdi3): Likewise.
2950 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2952 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2953 up to elem_bitsize bits, not max_bitsize.
2955 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2957 PR tree-optimization/23433
2958 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2959 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2961 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2963 PR tree-optimization/23434
2964 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2965 the iteration bound is not an INTEGER_CST.
2967 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2969 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2970 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2971 NULL if need_epilog_adjust is false.
2972 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2973 Case 3 always peels first itration, not just for PLUS case, and no need
2974 to use scalar_initial_def here. Create an epilog adjustment only if
2975 scalar_initial_def is not NULL.
2977 (vectorizable_reduction): Remove assert.
2979 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2982 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2983 (__moddi3): Likewise.
2984 (__udivdi3): Likewise.
2985 (__umoddi3): Likewise.
2986 (__divsi3): Likewise.
2987 (__modsi3): Likewise.
2988 (__udivsi3): Likewise.
2989 (__umodsi3): Likewise.
2991 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2993 * tree-pass.h (TDF_GRAPH): Define.
2994 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2995 * passes.c (finish_optimization_passes): Only call
2996 finish_graph_dump_file if TDF_GRAPH is set.
2997 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2998 NULL. Set TDF_GRAPH bit.
2999 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3001 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3003 * arm.h (arm_stack_offsets): Add locals_base field.
3004 * arm.c (arm_get_frame_offsets): Compute it.
3005 (thumb_compute_initial_elimination offset): Make the Thumb frame
3006 pointer point to the base of the local variables.
3007 (thumb_expand_prologue): Update accordingly.
3008 (thumb_expand_epilogue): Likewise.
3010 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3011 mode of clobbered scratch to DImode. Handle a case that's known to
3014 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3016 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3017 (gt0<mode>_compare): Delete.
3018 (neg_gt0<mode>): Delete.
3020 2005-08-19 Eric Christopher <echristo@apple.com>
3022 * optabs.h: Change CTI_ to COI_.
3025 2005-08-19 James E Wilson <wilson@specifix.com>
3027 * builtins.c (expand_builtin_return_addr): Set
3028 current_function_accesses_prior_frames when count != 0. Use
3029 frame_pointer_rtx when count == 0.
3030 * function.h (struct function): Add accesses_prior_frames field.
3031 (current_function_accesses_prior_frames): Define.
3032 * reload1.c (init_elim_table): Check
3033 current_function_accesses_prior_frames.
3034 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3036 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3038 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3039 indicator. Return true if the flowgraph changed during
3042 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3045 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3046 conditional expression before testing its value.
3048 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3050 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3052 2005-08-19 Devang Patel <dpatel@apple.com>
3054 PR tree-optimization/23048
3055 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3056 third parameter. Check whether latch is dominated by exit
3058 (if_convertible_loop_p): Supply exit block itself to
3059 if_convertible_bb_p.
3061 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3064 * arm.md (arm_load_pic_register): Change argument to the mask of
3065 saved registers. Call thumb_find_work_register if we need a
3066 scratch register on Thumb.
3067 (arm_expand_prologue): Pass empty register set to
3068 arm_load_pic_register.
3069 (thumb_expand_prologue): Pass live_regs_mask directly to
3070 arm_load_pic_register.
3071 * arm-protos.h (arm_load_pic_register): Update prototype.
3073 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3075 * sh.c (find_sole_member): New function.
3076 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3077 if the record's alignment is larger than the size of its only member.
3079 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3082 * arm.c (thumb_legitimize_reload_address): New function.
3083 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3084 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3086 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3088 * config/crx/crx.c: Implement crx_decompose_address. Reject
3089 symbolic displacements since CRX register relative adressing
3090 mode can't handle unsigned 32-bit values as displacements.
3091 * config/crx/crx.h: Simplify definitions, remove redundant
3092 parenthesis and obsolete macros.
3093 * config/crx/crx.opt: Add new switch for debugging addresses.
3094 * config/crx/crx-protos.h: Add new declarations for above.
3096 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3099 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3102 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3104 * collect2.c (dup2): Delete.
3105 * configure.ac: Don't check for dup2.
3107 * config.in, configure: Regenerate.
3109 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3111 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3112 record with the type of its only member.
3114 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3116 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3117 define_insn_and_split.
3118 (plus_ltu<mode>_compare): Same.
3119 (gtu<mode>_compare): Same.
3120 (plus_gtu<mode>_compare): Same.
3122 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3124 PR tree-optimization/22228
3125 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3127 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3128 are recorded in vect_vnames_to_rename for renaming.
3129 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3130 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3131 in vect_vnames_to_rename.
3132 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3133 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3135 2005-08-18 Jan Hubicka <jh@suse.cz>
3138 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3139 info only for local statics, not for member variables.
3141 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3143 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3145 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3147 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3149 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3152 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3154 2005-08-17 James E Wilson <wilson@specifix.com>
3156 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3159 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3161 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3162 (leu<mode>_compare): Same.
3163 (plus_leu<mode>): Same.
3164 (neg_leu<mode>): Same.
3165 (and_neg_leu<mode): Same.
3166 (ltu<mode>_compare): Same.
3167 (plus_ltu<mode>): Same.
3169 (geu<mode>_compare): Same.
3170 (plus_geu<mode>): Same.
3171 (neg_geu<mode>): Same.
3172 (and_neg_geu<mode>): Same.
3173 (plus_gt<mode>): Same.
3174 (gtu<mode>_compare): Same.
3175 (plus_gtu<mode>): Same.
3177 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3179 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3180 Move call_table_data to end. Delete spurious .text.
3181 (callt_save_all_interrupt): Fix comment typo.
3183 2005-08-17 James E Wilson <wilson@specifix.com>
3184 Kevin Winchester <winchester@amirix.com>
3187 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3189 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3192 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3193 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3195 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3197 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3198 record with the type of its only member if the modes don't match.
3200 * varasm.c (decode_reg_name): Skip empty additional register names.
3202 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3204 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3205 lsm_tmp_name_length): New.
3206 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3207 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3209 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3210 Andreas Krebbel <krebbel1@de.ibm.com>
3212 * config.gcc: Added z9-109 switch.
3213 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3214 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3215 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3216 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3217 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3218 for "z9_109" cpu attribute.
3219 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3220 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3221 (s390_handle_arch_option): Added z9-109 switch.
3222 (override_options): Set respective cost function for z9-109.
3223 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3224 (legitimate_reload_constant_p): Accept extended immediates.
3225 (print_operand): Three new output modifiers added: k, m and o.
3226 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3227 (s390_output_mi_thunk): Use extended immediate when possible.
3228 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3229 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3230 (CONSTRAINT_LEN): Added length of O constraint.
3231 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3232 * config/s390/s390.md ("cpu"): New value z9_109 added.
3233 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3234 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3235 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3236 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3237 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3238 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3239 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3240 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3241 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3242 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3243 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3244 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3245 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3246 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3247 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3249 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3250 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3251 insns for TARGET_EXTIMM.
3253 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3255 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3257 2005-08-17 Nick Clifton <nickc@redhat.com>
3259 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3260 Call default_encode_section_info.
3262 2005-08-17 Steven Bosscher <stevenb@suse.de>
3264 PR tree-optimization/21574
3265 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3266 constant, return CONSTANT.
3267 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3268 (ccp_fold, visit_assignment): Likewise.
3269 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3271 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3273 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3274 fold_buildN instead of buildN then fold_initializer or fold.
3275 (build_unary_op): Likewise.
3276 (build_binary_op): Likewise.
3277 * fold-const.c (fold_initializer): Remove.
3278 (fold_build1_initializer): New function.
3279 (fold_build2_initializer): New function.
3280 (fold_build3_initializer): New function.
3281 * tree.h (fold_initializer): Remove.
3282 (fold_build1_initializer): New function.
3283 (fold_build2_initializer): New function.
3284 (fold_build3_initializer): New function.
3286 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3288 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3289 (try_move_mult_to_index): Call fold_build2 instead of build2.
3290 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3291 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3292 fold_binary_to_constant.
3293 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3295 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3296 check if A == gcd (A, B). Remove TYPE argument.
3297 (analyze_offset) Use fold_build2 instead of fold (build.
3298 (create_data_ref): Likewise.
3299 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3300 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3303 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3305 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3306 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3308 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3311 * gimplify.c (zero_sized_type): New function.
3312 (gimplify_modify_expr_rhs): If we have a zero sized type,
3313 replace the statement with an empty statement.
3315 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3317 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3320 2005-08-16 Ian Lance Taylor <ian@airs.com>
3322 * doc/tm.texi (Label Output): Correct typo.
3324 2005-08-16 Steven Bosscher <stevenb@suse.de>
3327 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3328 force_operand will work later on using have_insn_for.
3330 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3332 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3334 2005-08-16 Ian Lance Taylor <ian@airs.com>
3337 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3338 vector type, don't try to construct it element by element. Add an
3339 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3341 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3343 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3345 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3347 * doc/invoke.texi (Precompiled Headers): Document some more options
3348 which are known to be safe.
3350 2005-08-16 James E Wilson <wilson@specifix.com>
3352 PR tree-optimization/21105
3353 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3354 TREE_OVERFLOW check.
3356 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3358 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3359 (neg_ltu<mode>): Same.
3361 (neg_gtu<mode>): Same.
3363 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3365 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3366 (fold_builtin_isdigit): Use fold_buildN.
3367 (build_function_call_expr): Likewise.
3368 * c-typeck.c (c_finish_loop): Likewise.
3370 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3371 Richard Shann <rshann@superh.com>
3373 PR middle-end/20396:
3374 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3376 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3378 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3380 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3383 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3384 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3387 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3390 * fold-const.c (build_range_check): Disable optimization for function
3391 pointer expressions on targets that require function pointer
3394 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3396 * simplify-rtx.c (simplify_const_relational_operation): When
3397 extracting arguments of a COMPARE, recompute the mode as well.
3399 2005-08-15 Ian Lance Taylor <ian@airs.com>
3401 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3403 2005-08-15 DJ Delorie <dj@redhat.com>
3405 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3407 (movsi_splittable): Allow, but split, moves to the stack.
3408 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3411 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3413 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3414 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3415 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3417 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3418 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3419 Delete HOST_PTR_PRINTF.
3421 * configure, config.in: Regenerate.
3423 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3425 * config/rs6000/rs6000.md (QHSI): New mode macro.
3426 (wd): Extend mode attr for QImode and HImode
3427 (dbits): New mode attr.
3428 (zero_extend<mode>di2): Convert to mode macro.
3430 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3433 * doc/invoke.texi (-mgnu-ld): Update description.
3436 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3439 * Makefile.in (tree-chrec.o): Depends on real.h.
3440 * tree-chrec.c: Include real.h.
3441 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3442 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3443 * tree-scalar-evolution.c (add_to_evolution_1,
3444 interpret_rhs_modify_expr): Ditto.
3446 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3449 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3450 step is negative compute the estimation from init downwards to zero.
3452 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3454 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3456 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3458 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3460 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3461 Accept double-word constants that can be split.
3462 * config/s390/s390.md ("movti"): Use 'P' constraint.
3463 ("*movdi_31", "*movdf_31"): Likewise.
3465 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3467 Fix PR tree-optimization/22615
3469 * tree-ssa-structalias.c (solution_set_add): Handle
3470 first_vi_for_offset returning NULL.
3471 (do_da_constraint): Ditto.
3472 (do_sd_constraint): Ditto.
3473 (do_ds_constraint): Ditto
3474 (find_func_aliases): Ditto.
3475 (build_constraint_graph): RHS is allowed be ANYTHING.
3476 (first_vi_for_offset): Return NULL if we couldn't find anything at
3479 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3481 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3482 over memory as first operand.
3484 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3487 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3488 available for setting it.
3490 2005-08-14 Ira Rosen <irar@il.ibm.com>
3492 PR tree-optimization/23320
3493 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3494 data-refs' types instead of base object nullness. Add check for
3495 pointer type data-refs before first location comparison. Remove
3498 2005-08-14 Andreas Schwab <schwab@suse.de>
3500 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3502 2005-08-13 James E Wilson <wilson@specifix.com>
3504 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3505 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3506 -fstack-protector-all, --param ssp-buffer-size): Document.
3507 (-Wvariadic-macros): Alphabetize.
3508 (-fsched-stalled-insns-dep): Add missing 'f'.
3510 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3513 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3515 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3516 or indirect address operand.
3517 (EXTRA_ADDRESS_CONSTRAINT): New.
3518 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3520 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3522 PR tree-optimization/22236
3523 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3524 successors and predecessors.
3525 * tree-chrec.c (chrec_convert): Before converting, check that
3526 sequences don't wrap.
3527 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3528 (analyze_array): Extern.
3529 (find_data_references_in_loop): Remove call to
3530 compute_estimated_nb_iterations.
3531 * tree-data-ref.h (analyze_array): Declared.
3532 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3533 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3534 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3535 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3537 * tree-ssa-loop-ivcanon.c: Fix documentation.
3538 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3539 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3540 (infer_loop_bounds_from_undefined): New.
3541 (estimate_numbers_of_iterations_loop): Use
3542 infer_loop_bounds_from_undefined.
3543 (used_in_pointer_arithmetic_p): New.
3544 (scev_probably_wraps_p): Pass an extra parameter. Call
3545 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3546 (convert_step): Fix documentation.
3547 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3548 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3549 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3550 scev_probably_wraps_p.
3552 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3554 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3555 (s390_register_info): Ignore clobbered_regs information for fixed
3556 registers, and only fixed registers.
3557 (s390_init_frame_layout): Remove redundant call.
3559 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3561 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3562 description of -Wold-style-casts.
3564 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3565 Jakub Jelinek <jakub@redhat.com>
3567 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3568 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3569 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3570 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3571 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3572 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3573 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3574 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3575 ("stack_protect_set", "stack_protect_test"): New expanders.
3576 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3577 "stack_protect_testdi"): New insn definitions.
3579 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3581 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3583 2005-08-12 Paul Brook <paul@codesourcery.com>
3585 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3587 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3589 * config/s390/predicates.md (setmem_operand): New predicate.
3590 (shift_count_operand): Accept ANDs with special constants as
3592 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3593 with special constants.
3594 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3595 shift_count_operand with setmem_operand.
3597 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3599 * config/s390/s390.c (s390_extract_part, s390_single_part):
3601 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3602 (s390_output_mi_thunk): Don't use lg on 31 bit.
3603 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3604 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3606 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3608 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3609 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3610 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3611 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3612 with one of the new macros.
3614 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3616 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3617 Don't set save_return_addr_p.
3618 (s390_register_info): Make clobbered_regs not depending on
3621 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3623 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3624 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3626 2005-08-11 James E. Wilson <wilson@specifix.com>
3628 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3630 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3632 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3633 locations gathered by var-tracking in single entry loc_list
3634 over loc_descriptor_from_tree.
3636 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3637 pass it down to loc_descriptor.
3638 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3639 (containing_function_has_frame_base): Move earlier in the file.
3640 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3641 instead of always assuming fbreg can't be used.
3643 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3645 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3646 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3647 Accept address wrapped in AND for Altivec.
3648 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3649 Strip AND wrapping offset address for Altivec.
3651 2005-08-11 Richard Henderson <rth@redhat.com>
3654 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3655 before using TYPE_IS_SIZETYPE.
3657 2005-08-11 Richard Henderson <rth@redhat.com>
3660 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3661 insn types not present on ev4.
3662 (alphaev5_insn_pipe): Similarly.
3664 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3667 * arm.c (arm_override_options): If the user has selected callee-super-
3668 interworking, then enable normal interworking.
3670 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3672 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3675 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3677 * doc/rtl.texi: Fix two typos.
3679 2005-08-11 Richard Guenther <rguenther@suse.de>
3682 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3683 cases where we call to/from functions returning void.
3685 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3688 * tree.c (build_pointer_type_for_mode): Robustify.
3690 2005-08-10 James E Wilson <wilson@specifix.com>
3692 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3693 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3695 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3698 2005-08-10 Eric Christopher <echristo@apple.com>
3700 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3701 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3704 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3707 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3708 for the high part when generating dynamic-no-pic code.
3710 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3712 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3713 (x86_64-*-linux*): Likewise.
3715 * config/i386/crtfastmath.c: New file.
3716 * config/i386/t-crtfm: Likewise.
3718 * config/i386/linux.h (ENDFILE_SPEC): New.
3719 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3721 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3724 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3726 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3727 (vec_shl, vec_shr): Document new operations.
3728 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3730 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3732 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3733 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3734 change predicate to indexed_or_indirect_address.
3736 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3738 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3739 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3740 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3741 and __aeabi_uwrite8.
3742 * config/arm/unaligned-funcs.c: New file.
3743 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3745 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3747 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3749 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3750 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3752 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3753 * final.c (pass_shorten_branches): Add dump.
3754 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3755 (pass_life): Rename dump.
3756 (rest_of_handle_flow2): Remove initial verify_flow_info.
3757 * function.c (pass_instantiate_virtual_regs): Add dump.
3758 * integrate.c (pass_initial_value_sets): Add dump.
3759 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3760 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3761 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3762 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3763 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3764 gate_rtl_unrool_and_peel_loops): New.
3765 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3766 rtl_doloop): Do not look at flags.
3767 * mode-switching.c (pass_mode_switching): Add dump.
3768 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3769 pass_split_before_regstack): Add dump.
3770 * regmove.c (pass_stack_adjustments): Add dump.
3771 * tree-optimize.c (pass_fixup_cfg): Add dump.
3773 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3776 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3777 deciding which instruction sequence to use.
3779 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3781 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3782 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3784 2005-08-09 Richard Guenther <rguenther@suse.de>
3786 * c-common.c (builtin_function_2): Remove.
3787 (def_builtin_1): New function.
3788 (c_common_nodes_and_builtins): Use def_builtin_1 to
3789 build builtin functions.
3791 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3793 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3794 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3795 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3798 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3800 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3801 fold_binary instead of fold_build2 since we don't care about the
3803 (loop_niter_by_eval): Likewise.
3804 (compare_trees): Likewise.
3805 (proved_non_wrapping_p): Likewise.
3807 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3811 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3812 if the if is really empty.
3814 2005-08-09 Steven Bosscher <stevenb@suse.de>
3816 PR tree-optimization/23234
3817 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3818 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3819 argument of the new enum.
3820 (execute_cse_reciprocals): Add reciprocals for function arguments
3821 on the unique successor edge of the entry block. Update other calls
3822 to execute_cse_reciprocals_1.
3824 2005-08-08 Richard Henderson <rth@redhat.com>
3827 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3829 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3831 * expr.c (write_complex_part): Return after handling MEM.
3833 2005-08-08 Josh Conner <jconner@apple.com>
3835 PR rtl-optimization/23241
3836 * combine.c (simplify_comparison): Fix error in determining
3837 whether to lift a subreg from comparison.
3839 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3842 * config/rs6000/altivec.md (vec_init<mode>): New.
3843 (vec_set<mode>): New.
3844 (vec_extract<mode>): New.
3845 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3846 (rs6000_expand_vector_set): New.
3847 (rs6000_expand_vector_extract): New.
3848 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3849 for Altivec modes before reload.
3850 (altivec_expand_vec_init_builtin): New.
3851 (get_element_number): New.
3852 (altivec_expand_vec_set_builtin): New.
3853 (altivec_expand_vec_ext_builtin): New.
3854 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3856 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3858 * config/rs6000/rs6000.h (rs6000_builtins): Add
3859 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3860 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3861 * config/rs6000/rs6000-protos.h: Declare new functions.
3863 2005-08-08 Jan Hubicka <jh@suse.cz>
3865 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3866 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3867 * i386.md (movdi*): Use pic_32bit_operand.
3868 * predicates.md (pic_32bit_operand): New.
3870 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3873 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3875 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3877 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3878 (test_for_singularity): Use fold_build2.
3880 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3882 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3884 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3886 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3887 (COMMON_ASM_OP) Define.
3888 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3889 (ix86_encode_section_info): Likewise.
3890 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3891 SUBTARGET_ENCODE_SECTION_INFO.
3893 2005-08-06 Richard Henderson <rth@redhat.com>
3896 * tree-nested.c (convert_local_reference): Save and restore val_only
3897 around component_ref and friends. Clear walk_subtrees by default.
3899 2005-08-06 Peter O'Gorman <peter@pogma.com>
3902 * gcc.c (process_command): Check the argument to -b has a dash.
3903 * doc/invoke.texi: Update -b and -V docs.
3905 2005-08-06 James E Wilson <wilson@specifix.com>
3907 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3909 2005-08-06 Michael Matz <matz@suse.de>
3911 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3912 member only if only one insn is associated with the value.
3914 2005-08-06 Nick Clifton <nickc@redhat.com>
3916 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3918 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3919 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3920 Check symbol flags instead of symbol name mangling.
3921 (xstormy16_asm_output_aligned_common): Likewise. Also
3922 simplify code since the bss100_section cass is the only case
3923 where the below100 code will be triggered.
3924 (xstormy16_encode_section_info): Encode below100 attribute
3925 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3927 (xstormy16_strip_name_encoding): Delete - this function is no
3929 (TARGET_STRIP_NAME_ENCODING): Undefine.
3930 * config/stormy16/stormy16-protos.h: Delete prototype for
3931 xstormy16_strip_name_encoding.
3933 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3935 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3936 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3937 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3938 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3939 config/alpha/predicates.md, config/arc/arc.h,
3940 config/arm/arm.h, config/arm/ieee754-df.S,
3941 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3942 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3943 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3944 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3945 config/m68hc11/m68hc11.h, config/mips/mips.c,
3946 config/mips/mips.h, config/mips/openbsd.h,
3947 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3948 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3949 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3950 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3951 config/sparc/linux.h, config/sparc/linux64.h,
3952 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3953 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3954 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3955 typos. Follow spelling conventions.
3957 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3960 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3961 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3962 specially. Check for side effects only for COND_EXPR.
3963 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3964 return with TREE_NO_WARNING.
3966 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3968 PR rtl-optimization/23233
3969 * loop.c (combine_movables): Require the modes to be the same.
3970 (move_movables): Remove handling of cases where the replacement
3971 had a different mode to the original.
3973 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3975 PR tree-optimization/23128
3976 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3977 subtraction wrap, and set TREE_OVERFLOW if they do.
3979 2005-08-05 Richard Henderson <rth@redhat.com>
3982 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3983 FORCED_LABEL labels.
3985 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3988 * reload.c (find_reloads_subreg_address): Pass down TYPE
3989 unchanged. Change all callers except find_reloads_toplev.
3991 2005-08-05 Michael Matz <matz@suse.de>
3993 * genattrtab.c (current_alternative_string): Remove.
3994 (SIMPLIFY_ALTERNATIVE): Ditto.
3995 (attr_alt_bit_p): Ditto.
3996 (alternative_name): Make const char *.
3997 (evaluate_eq_attr): Remove use of above things.
3998 (simplify_test_exp): Ditto.
3999 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4000 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4002 2005-08-04 James E Wilson <wilson@specifix.com>
4004 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4005 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4006 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4007 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4008 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4010 2005-08-04 Richard Henderson <rth@redhat.com>
4013 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4014 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4015 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4016 if we'd have to instantiate too many members.
4018 2005-08-04 Richard Henderson <rth@redhat.com>
4021 * tree-outof-ssa.c (coalesce_asm_operands): New.
4022 (coalesce_ssa_name): Use it. Split out ...
4023 (coalesce_phi_operands, coalesce_result_decls): ... these.
4025 2005-08-04 Paul Brook <paul@codesourcery.com>
4027 * read-rtl.c (read_quoted_string): Break if EOF.
4029 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4031 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4032 (fold_build2): Likewise.
4033 (fold_build3): Likewise.
4034 (fold_build1_stat): New function prototype.
4035 (fold_build2_stat): Likewise.
4036 (fold_build3_stat): Likewise.
4037 * fold-const.c (fold_build1): Rename to ..
4038 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4039 through to build1_stat.
4040 (fold_build2): Rename to ..
4041 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4042 through to build2_stat.
4043 (fold_build3): Rename to ..
4044 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4045 through to build3_stat.
4047 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4048 Ian Lance Taylor <ian@airs.com>
4050 * function.c (assign_stack_local_1): Do not correct stack slot
4051 address if allocation size is smaller than mode size.
4053 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4056 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4057 (tree_merge_blocks): Propagate anything allowed by
4059 Clarify documentation.
4060 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4061 SSA form, schedule an update if necessary.
4063 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4065 * doc/install.texi (Binaries): Remove broken link to
4066 Sinix/Reliant Unix binaries.
4068 2005-08-03 Richard Henderson <rth@redhat.com>
4071 * function.c (stack_protect_epilogue): Export.
4072 * tree.h (stack_protect_epilogue): Declare.
4073 * calls.c (expand_call): Call it.
4075 2005-08-03 Eric Christopher <echristo@apple.com>
4077 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4078 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4081 2005-08-04 Jan Hubicka <jh@suse.cz>
4083 * profile.c (branch_prob): Split edges with goto locus on them
4084 to get proper line counts.
4085 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4087 2005-08-03 Paul Brook <paul@codesourcery.com>
4089 * function.c (assign_parms): Round current_function_args_size
4090 to PARM_BOUNDARY, not STACK_BOUNDARY.
4092 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4094 * config/i386/i386.c (x86_elf_aligned_common)
4095 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4097 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4099 PR tree-optimization/23157
4100 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4101 before emitting them.
4103 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4105 PR tree-optimization/19899
4106 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4107 * tree-scalar-evolution.c: Include real.h.
4108 (add_to_evolution): Build constant -1 of correct type.
4110 2005-08-03 Jan Hubicka <jh@suse.cz>
4112 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4113 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4114 profile updating for complette unrolling.
4115 * loop-unroll.c (peel_loop_completely): Use it.
4116 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4117 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4120 2005-08-03 Paul Brook <paul@codesourcery.com>
4122 * combine.c (can_change_dest_mode): New function.
4123 (try_combine, simplify_set): Use it.
4125 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4127 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4130 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4132 * doc/install.texi (Specific): Adjust link to openavr.org.
4133 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4134 (Binaries): Adjust HP-UX Porting Center link.
4135 (Binaries): Adjust Free Software Foundation ordering link.
4137 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4139 * convert.c (convert_to_integer): Use fold_build1 instead of
4140 build1 when converting an integer to an integer.
4142 2005-08-02 Richard Henderson <rth@redhat.com>
4144 * combine.c (combine_instructions): Don't use reg_equal/equiv
4145 results if the mode doesn't match.
4147 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4149 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4150 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4152 2005-08-02 Richard Henderson <rth@redhat.com>
4155 * explow.c (memory_address): Remove special-case for
4156 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4158 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4161 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4162 number of calls to cleanup_tree_cfg_1.
4164 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4166 * doc/invoke.texi: document file extensions .F90 and .F95
4168 2005-08-02 Richard Guenther <rguenther@suse.de>
4170 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4171 positive if its first argument is positive.
4173 2005-08-02 Richard Guenther <rguenther@suse.de>
4175 PR tree-optimization/23177
4176 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4179 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4181 PR tree-optimization/23129
4182 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4183 varying for divisions with anti-ranges.
4185 2005-08-02 Jan Hubicka <jh@suse.cz>
4187 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4188 * tree-ssa-threadupdate.c (thread_block): Add it here.
4190 2005-08-01 James E Wilson <wilson@specifix.com>
4192 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4193 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4194 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4196 * config/mips/predicates.md (const_call_insn_operand): Add check for
4197 SYMBOL_REF_LONG_CALL_P.
4198 * doc/extend.texi (long_call): Document the new attribute.
4200 2005-08-01 Ian Lance Taylor <ian@airs.com>
4201 Richard Henderson <rth@redhat.com>
4203 * Makefile.in (RTL_BASE_H): Add real.h.
4204 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4206 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4208 * rtl.c (rtl_check_failed_code_mode): New.
4209 * rtl.h (struct rtx_def): Add u.rv.
4210 (XCMWINT, XCNMPRV): New.
4211 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4212 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4214 2005-08-01 Richard Henderson <rth@redhat.com>
4216 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4217 with auto-inc codes.
4219 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4221 2005-08-01 Jan Hubicka <jh@suse.cz>
4223 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4224 * i386.c: Include dwarf2.h
4225 (asm_preferred_eh_data_format): New.
4226 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4228 2005-08-01 Ian Lance Taylor <ian@airs.com>
4230 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4231 randomize_va_space for virtual address randomization control.
4233 2005-08-01 Steven Bosscher <stevenb@suse.de>
4235 * common.opt (flag_ipa_cp): Put in right place to maintain
4238 2005-08-01 Jan Hubicka <jh@suse.cz>
4240 * profile.c (compute_value_histograms): Fix thinko.
4241 * value-prof.c: Include toplev.h
4242 (check_counter): New function.
4243 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4244 tree_mod_subtract_transform): Add sanity check.
4246 2005-08-01 Richard Guenther <rguenther@suse.de>
4248 PR tree-optimization/23133
4249 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4250 current functions parameter decls to find defs to cse
4253 2005-08-01 Richard Guenther <rguenther@suse.de>
4255 PR tree-optimization/23109
4256 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4257 If trapping math is in effect, use post-dominator information
4258 to check if we'd in any case reach a trapping point before
4259 doing the reciprocal insertion.
4260 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4261 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4262 expressions are invariant only if trapping math is not in effect.
4264 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4266 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4267 cgraph_function_versioning): New declarations.
4268 * cgraphunit.c: Add include to ipa-prop.h.
4269 (update_call_expr, cgraph_copy_node_for_versioning,
4270 cgraph_function_versioning): New functions.
4271 * integrate.c (copy_decl_for_inlining): Remove.
4272 * ipa-prop.h (ipa_replace_map): New struct.
4273 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4274 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4275 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4276 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4277 ipcp_iterate_stage, ipcp_method_scale_print,
4278 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4279 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4280 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4281 ipcp_update_bb_counts, ipcp_update_profiling,
4282 ipcp_update_edges_counts): New functions.
4283 (ipcp_method_cval_init): Remove restriction regarding local methods.
4284 (ipcp_init_stage): Add ipcp_method_compute_scale.
4285 (ipcp_insert_stage): Add versioning.
4286 (ipcp_structures_print): Add ipcp_method_scale_print.
4287 (ipcp_driver): Dump profiling info.
4288 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4289 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4290 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4291 (struct inline_data): Add versioning_p, ipa_info, new fields.
4292 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4293 declare_return_variable): Replace calls to copy_decl_for_inlining with
4295 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4297 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4298 Add argument VERSIONING.
4299 (copy_arguments_for_versioning, copy_static_chain,
4300 function_versionable_p, tree_versionable_function_p,
4301 tree_function_versioning, replace_ref_tree): New functions.
4302 * tree-inline.h: Include varray.h.
4303 (tree_versionable_function_p, tree_function_versioning,
4304 tree copy_decl_for_dup): New declarations.
4306 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4308 * ipa-cp.c: New file. Contains IPCP specific functionality.
4309 * ipa-prop.h: New file. Contains structures/definitions that can be
4310 used by several interprocedural data flow optimizations (and also IPCP).
4311 * ipa-prop.c: New file.
4312 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4313 * common.opt: Add ipa-cp flag.
4314 * timevar.def: Add IPCP optimization.
4315 * tree-optimize.c (init_tree_optimization_passes): Schedule
4317 * tree-pass.h (pass_ipa_cp): Declare.
4319 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4321 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4322 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4323 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4324 config/i386/i386.c, config/mips/mips.h,
4325 config/rs6000/rs6000.h, config/sh/sh.c,
4326 config/stormy16/stormy16.c: Fix comment typos.
4328 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4331 * c-typeck.c (build_binary_op): Use common_type wrapper on
4333 (common_type): Update comment.
4335 2005-07-31 Steven Bosscher <stevenb@suse.de>
4338 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4339 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4340 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4342 2005-07-31 Jan Hubicka <jh@suse.cz>
4344 * pretty-print.h (pp_widest_integer): New macro.
4345 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4348 2005-07-31 Jan Hubicka <jh@suse.cz>
4350 * output.h (enum section_category): Export from varasm.c
4351 (categorize_decl_for_section): Likewise.
4352 * varasm.c (enum section_category): Kill.
4353 (categorize_decl_for_section): Make global.
4354 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4356 * i386.c (ix86_section_threshold): New static variable.
4357 (ix86_in_large_data_p, ix86_encode_section_info,
4358 x86_64_elf_unique_section,
4359 x86_64_elf_select_section): New functions.
4360 (TARGET_ENCODE_SECTION_INFO): Define
4361 (override_options): Enable medium model for PIC.
4362 (ix86_expand_prologue): Expand gen_set_got_rex64.
4363 (legitimate_constant_p): Handle new UNSPECs.
4364 (legitimate_pic_address_disp_p): Likewise.
4365 (legitimize_pic_address): Lower MEDIUM model addressing.
4366 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4367 (enum cmodel): Add MEDIUM_PIC.
4368 (SYMBOL_REF_FAR_ADDR_P): New macro.
4369 (SYMBOL_FLAG_FAR_ADDR): New flag.
4370 * i386.md (movdi): Support medium model.
4371 (set_got_rex64): New pattern.
4372 * i386.opt (mlarge-data-threshold): New flag.
4373 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4374 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4375 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4376 TARGET_ASM_UNIQUE_SECTION): New.
4378 * invoke.texi (-mlarge_data_threshold): Document
4380 2005-07-31 Jan Hubicka <jh@suse.cz>
4382 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4383 (coalesce_vars): Likewise.
4384 * tree-ssa-live.c (coalesce_cost): New.
4385 (build_tree_conflict_graph): Use coalesce_cost.
4386 * tree-ssa-live.h (coalesce_cost): Declare.
4388 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4390 * arm.md (all peepholes for post-increment operations): Delete.
4391 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4392 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4393 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4394 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4395 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4397 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4399 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4402 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4405 * doc/invoke.texi: Document -rdynamic.
4407 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4410 * c-parser.c (c_parser_parms_list_declarator): Call
4411 mark_forward_parm_decls.
4412 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4413 decls with visibility structure.
4415 2005-07-30 Paul Brook <paul@codesourcery.com>
4417 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4419 2005-07-30 Paul Brook <paul@codesourcery.com>
4421 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4423 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4425 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4427 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4430 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4431 nested function declarators.
4432 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4433 (grokparms): Call warn_if_shadowing for parameters used within the
4435 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4436 not used within the parameter list.
4437 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4439 2005-07-30 Jan Hubicka <jh@suse.cz>
4441 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4442 * i386.c (ix86_fixup_binary_operands): Likewise.
4443 (ix86_expand_unary_operator): Likewise.
4444 (ix86_expand_fp_absneg_operator): Likewise.
4445 * optabs.c (expand_vec_cond_expr): Validate dest.
4447 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4450 * real.c (real_from_string): Also set last bit if there is a
4451 nonzero hex digit beyond GCC's internal precision after ".".
4453 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4455 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4456 define_constants. Change duplicate values to unassigned numbers.
4457 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4458 (*altivec_vspltsf): New.
4459 (altivec_vperm_v4sf): Delete.
4460 (altivec_vperm_<mode>): Use mode macro V.
4461 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4462 (altivec_predicate_v4sf): Delete.
4463 (altivec_predicate_<mode>): Use mode macro V.
4464 (*altivec_lvesfx): New.
4465 (*altivec_stvesfx): New.
4466 (vec_realign_load_v4sf): Delete.
4467 (vec_realign_load_<mode>): Use mode macro V.
4468 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4471 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4474 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4476 * configure: Regenerated.
4478 2005-07-29 Paul Brook <paul@codesourcery.com>
4480 * doc/install.texi: Add link to GFortran binaries wiki page.
4482 2005-07-29 David Ung <davidu@mips.com>
4484 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4485 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4486 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4487 * config/mips/mips.md (cpu): Add 5kf name.
4488 (includes): Includes 5k.md.
4489 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4490 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4493 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4496 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4497 (cleanup_tree_cfg): ... here.
4498 Call cleanup_tree_cfg_1 until there are no more cleanups to
4501 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4503 * tree-vrp.c (compare_range_with_value): Return true or false
4504 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4505 EQ_EXPR respectively.
4507 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4509 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4512 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4514 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4515 (tree_ssa_dominator_optimize): Increment it.
4516 (dump_dominator_optimization_stats): Print it.
4518 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4519 Steven Bosscher <stevenb@suse.de>
4521 PR rtl-optimization/23117
4522 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4523 when head == tail. Tidy comment.
4525 2005-07-28 Richard Henderson <rth@redhat.com>
4527 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4528 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4529 * jump.c (rtx_renumbered_equal_p): Likewise.
4530 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4531 CONST_INT and CONST_DOUBLE.
4532 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4533 * reload.c (operands_match_p): Special case CONST_INT and
4534 CONST_DOUBLE; check mode earlier.
4536 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4539 * c-typeck.c (convert_for_assignment): Do not check
4540 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4542 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4545 * c-typeck.c (composite_type): Prefer constant size arrays to
4548 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4551 * real.c (real_from_string): Set last bit if there is a nonzero
4552 hex digit beyond GCC's internal precision.
4554 2005-07-28 Richard Henderson <rth@redhat.com>
4557 * cfgcleanup.c (try_forward_edges): Watch out for end of
4560 2005-07-28 James E Wilson <wilson@specifixinc.com>
4563 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4565 2005-07-28 Jan Hubicka <jh@suse.cz>
4567 * Makefile.in (rtl-profile.o): Kill all traces of it.
4568 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4569 * coverage.h (rtl_coverage_counter_ref): Kill.
4570 * opts.c (flag_speculative_prefetching_set): Kill.
4571 (flag_loop_optimize_set): New.
4572 (common_handle_option): Disable loop optimizer when profiling;
4573 do not handle speculative prefetching.
4574 * passes.c (init_optimization_passes): Replace pass_profiling combo
4575 by branch_prob pass.
4576 * profile.c (compute_value_histograms): Update for simplified value
4578 (rtl_register_profile_hooks): Kill.
4579 (pass_profiling): Kill.
4580 (rest_of_handle_branch_prob): Do not profile.
4581 * toplev.c (process_options): Remove speculative prefetching.
4582 * toplev.h (flag_tree_based_profiling): Kill.
4583 * tree-profile.c (prepare_instrumented_value,
4584 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4585 tree_gen_one_value_profiler, do_tree_profiling): Update for
4586 simplified datastructures.
4587 * value-prof.c: Add comment that speculative prefetching was dropped;
4588 update rest of file for simplified datastructures.
4589 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4590 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4591 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4592 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4593 rtl_mod_subtract, gen_speculative_prefetch,
4594 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4595 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4596 (gate_handle_value_profile_transformations,
4597 rest_of_handle_value_profile_transformations,
4598 pass_value_profile_transformations): Kill.
4599 * value-prof.h (histogram_value_t): Remove IL based unions.
4600 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4601 rtl_profile_hooks): Remove hooks.
4603 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4605 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4606 (cgraph_clone_node): Likewise.
4607 * cgraph.h (cgraph_clone_edge): Update prototype.
4608 (cgraph_clone_node): Likewise.
4609 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4611 (lookup_recursive_calls): Consider profile.
4612 (cgraph_decide_recursive_inlining): Fix updating; use new
4613 probability argument; use profile.
4614 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4615 * tree-inline.c (copy_bb): Update clal of clone_edge.
4616 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4618 * invoke.texi (min-inline-recursive-probability): Document.
4620 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4622 * doc/install.texi (Configuration): Update Valgrind homepage.
4624 2005-07-28 Richard Henderson <rth@redhat.com>
4627 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4628 labels we want to delete.
4629 (cfg_layout_merge_blocks): Likewise.
4631 2005-07-28 Richard Henderson <rth@redhat.com>
4634 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4635 when expanding to nothing.
4637 2005-07-28 Josh Conner <jconner@apple.com>
4639 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4640 (cgraph_decide_inlining_of_small_functions): Likewise.
4642 2005-07-28 Josh Conner <jconner@apple.com>
4644 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4645 direction of badness if negative.
4646 (cgraph_default_inline_p): Add reason to parameters, and assign it
4648 (cgraph_decide_inlining_of_small_functions): New parameter in call
4649 to cgraph_default_inline_p.
4650 (cgraph_decide_inlining_incrementally): Likewise.
4651 * cgraphunit.c (decide_is_function_needed): Likewise.
4652 * cgraph.h (cgraph_default_inline_p): Likewise.
4654 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4656 * builtins.c: Fix comment typo(s).
4657 * genautomata.c: Likewise.
4658 * gimplify.c: Likewise.
4659 * tree-dfa.c: Likewise.
4660 * tree-flow-inline.h: Likewise.
4661 * tree-into-ssa.c: Likewise.
4662 * tree-ssa-alias.c: Likewise.
4663 * tree-ssa-ccp.c: Likewise.
4664 * tree-ssa-copy.c: Likewise.
4665 * tree-ssa-dce.c: Likewise.
4666 * tree-ssa-dom.c: Likewise.
4667 * tree-ssa-operands.c: Likewise.
4668 * tree-tailcall.c: Likewise.
4669 * tree-vectorizer.c: Likewise.
4670 * tree-vrp.c: Likewise.
4673 2005-07-28 Jeff Law <law@redhat.com>
4675 * tree-vrp.c (test_for_singularity): Extracted from ...
4676 (simplify_cond_using_ranges): Attempt to simplify a relational
4677 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4679 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4681 PR tree-optimization/22506
4682 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4683 phis whose argument is constant.
4685 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4687 PR rtl-optimization/18992
4688 Back out this patch:
4689 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4690 PR optimization/12142
4691 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4692 uses of the register in the SET_SRC. Remove unnecessary argument.
4694 Replace it with this:
4695 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4696 if flag_non_call_exceptions is set and the insn may trap, pass
4697 pc_rtx as dest for recursion.
4698 In SET_SRC part of SET case, if dest is already set, pass it down
4701 2005-07-28 Jan Hubicka <jh@suse.cz>
4703 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4704 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4705 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4707 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4708 profile when available.
4710 2005-07-28 Jan Beulich <jbeulich@novell.com>
4712 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4713 (ia64_print_operand): Describe and handle 'X'.
4714 (ia64_register_move_cost): Also handle FP_REGS.
4715 (ia64_preferred_reload_class): Likewise.
4716 (ia64_secondary_reload_class): Likewise.
4717 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4718 it. Also check for ITANIUM_CLASS_FLDP.
4719 * config/ia64/ia64.h (FP_REGNO_P): New.
4720 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4721 (reg_class): Add FP_REGS.
4722 (REG_CLASS_NAMES): Adjust for it.
4723 (REG_CLASS_CONTENTS): Likewise.
4724 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4725 (REG_CLASS_FROM_LETTER): Handle 'x'.
4726 (CLASS_MAX_NREGS): Handle FP_REGS.
4727 (MEMORY_MOVE_COST): Likewise.
4728 * config/ia64/ia64.md (itanium_class): Add fldp.
4729 (type): Handle fldp.
4730 (movti_internal): More allowable operand combinations. Use ldfp8 when
4731 splitting unnecessary. Remove predicable attribute. Adjust
4732 itanium_class attribute.
4733 (smuldi3_highpart): Remove outdated comment.
4734 (mulditi3, umulditi3, rotlti3): New expanders.
4735 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4736 (absti2): Disabled new insn for future reference.
4737 Respective new splitters.
4738 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4739 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4740 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4742 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4744 PR rtl-optimization/23047
4745 * simplify-rtx.c (simplify_const_relational_operation): Respect
4746 flag_wrapv for comparisons with ABS.
4748 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4750 PR tree-optimization/22493
4751 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4752 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4754 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4756 * config/frv/frv.opt (moptimize-membar): New.
4758 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4760 * config/frv/frv.h: Remove machine_function definition.
4762 * config/frv/frv.c (struct frv_io): New.
4763 (struct machine_function): Moved from frv.h. Add has_membar_p.
4764 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4765 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4766 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4767 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4768 (frv_reorg): Call frv_optimize_membar when appropriate.
4769 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4770 (frv_expand_builtin): Adjust calls accordingly.
4771 (frv_io_address_cookie): New function.
4772 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4773 load or store rather than a special insn. Add ccnstant address and
4774 io-type operands to the membar.
4775 (frv_ifcvt_modify_tests): Unsign regno.
4776 (frv_ifcvt_modify_tests): Same.
4778 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4779 UNSPEC_OPTIONAL_MEMBAR constant.
4780 (builtin_read_<mode>): Delete.
4781 (builtin_write_<mode>): Delete.
4782 ("optional_membar_<mode>"): Add operand.
4784 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4785 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4786 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4787 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4788 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4789 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4790 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4791 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4792 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4794 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4796 * df.c (df_uses_record): Handle SCRATCH.
4798 2005-07-28 Steven Bosscher <stevenb@suse.de>
4801 * passes.c (rest_of_decl_compilation): If decl is a type and
4802 we have encountered errors, don't emit debug information.
4804 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4806 * params.def: Fixed comment.
4808 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4811 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4812 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4813 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4815 2005-07-27 Steven Bosscher <stevenb@suse.de>
4818 * varasm.c (assemble_start_function): Don't do anything that may
4819 require a CFG if the current function is a thunk.
4821 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4823 * doc/install.texi (Prerequisites): Mention that perl is needed
4824 to do export control in libstdc++ targetting Darwin.
4826 2005-07-27 Steven Bosscher <stevenb@suse.de>
4828 PR rtl-optimization/17808
4829 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4830 (sched_insns_conditions_mutex_p): Split out from...
4831 (add_dependence): ...here. But don't call it from here.
4832 (add_dependence_list): Check sched_insns_conditions_mutex_p
4833 before calling add_dependence.
4834 (add_dependence_list_and_free): Likewise.
4835 (fixup_sched_groups): Likewise.
4836 (sched_analyze_1): Likewise.
4837 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4838 (sched_analyze): Likewise.
4839 (sched_analyze_insn): Likewise.
4840 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4841 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4842 dependencies on all COND_EXEC insns to jumps ending basic blocks
4843 when doing intrablock scheduling.
4844 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4846 2005-07-27 Jeff Law <law@redhat.com>
4848 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4849 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4850 equivalency sets, correctly handle the case were vr0 has an
4851 equivalency set, but vr1 does not.
4853 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4855 PR tree-optimization/23073
4856 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4857 vect_print_dump_info before fprintf.
4859 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4861 PR tree-optimize/22348
4862 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4863 Fold the partial computation.
4865 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4867 PR tree-optimization/22325
4868 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4870 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4872 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4873 (force_var_cost): ... this function.
4874 (compute_phi_arg_on_exit): Export.
4876 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4878 PR tree-optimization/20773
4879 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4882 2005-07-27 Richard Guenther <rguenther@suse.de>
4884 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4885 Avoid pushing again if current struct contains only
4886 fields we decomposed.
4888 2005-07-27 Jan Hubicka <jh@suse.cz>
4890 PR tree-optimization/22574
4891 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4894 * tree-tailcall.c (decrease_profile): New function.
4895 (eliminate_tail_call): Use it.
4897 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4898 visibility flags correctly in whole program mode.
4900 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4902 PR rtl-optimization/22472
4903 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4905 2005-07-26 Steven Bosscher <stevenb@suse.de>
4907 PR tree-optimization/22504
4908 * tree-complex.c (expand_complex_addition): Use 'code' instead
4909 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4911 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4913 * config.gcc (cpu_type): Add frv case.
4914 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4915 (supported_defaults): Add fr550 case.
4917 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4920 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4921 whether a pointer of type T * may point to objects of type T *.
4923 2005-07-26 DJ Delorie <dj@redhat.com>
4925 * configure: Regenerate.
4927 2005-07-26 Dale Johannesen <dalej@apple.com>
4929 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4931 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4933 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4934 Clarify use of "build" in name.
4936 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4938 * doc/extend.texi (Raw read/write Functions): New section.
4939 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4940 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4941 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4942 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4943 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4944 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4945 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4946 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4947 * config/frv/frv.c: Add bdesc_loads global.
4948 Add bdesc_stores global.
4949 (frv_init_builtins): Add support for __builtin_{read/write}*.
4950 (frv_volatile_memref): New.
4951 (frv_expand_load_builtin): New.
4952 (frv_expand_store_builtin): New.
4953 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4954 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4955 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4956 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4957 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4958 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4959 (builtin_read_<mode>): New.
4960 (builtin_write_<mode>): New.
4961 (builtin_write64): New.
4962 (optional_membar_<mode>): New.
4964 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4966 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4967 (rather than units) against HOST_BITS_PER_WIDE_INT.
4969 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4971 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4972 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4973 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4974 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4977 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4978 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4979 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4981 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4983 2005-07-26 Richard Guenther <rguenther@suse.de>
4985 PR tree-optimization/22486
4986 * fold-const.c (fold_unary): Fold away useless component
4987 references of the form (T *)&T.x, if the address
4990 2005-07-25 James E Wilson <wilson@specifixinc.com>
4992 * dwarf2out.c (add_call_src_coords_attributes): New.
4993 (gen_inlined_subroutine_die): Call it.
4994 (maybe_emit_file, init_file_table): Add comments.
4995 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4997 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4998 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4999 * tree.h (BLOCK_SOURCE_LOCATION): New.
5000 (struct tree_block): New field locus.
5002 2005-07-26 Andreas Schwab <schwab@suse.de>
5004 PR rtl-optimization/23043
5005 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5006 when allocating a struct unoccr.
5008 2005-07-25 Richard Henderson <rth@redhat.com>
5011 * tree-complex.c (gate_no_optimization): True if errors.
5012 * Makefile.in (tree-complex.o): Update dependencies.
5014 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5016 * config/frv/predicates.md (integer_register_operand): Use
5019 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5022 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5024 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5026 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5028 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5029 types when flag_unsafe_math_optimizations is true.
5031 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5033 * gcc.c (option_map): Add --sysroot.
5034 (process_command): Handle --sysroot.
5035 (display_help): Document it.
5036 * doc/cppopts.tex (-isysroot): Document.
5037 * doc/invoke.texi (--sysroot): Document.
5038 * doc/install.texi (--with-build-sysroot): Document.
5040 * Makefile.in (inhibit_libc): New variable.
5041 (INHIBIT_LIBC_CFLAGS): Likewise.
5042 (LIBGCC2_CFLAGS): Include
5043 $(INHIBIT_LIBC_CFLAGS).
5044 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5045 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5046 ($(T)crtend.o): Likewise.
5047 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5048 ($(T)crtendS.o): Likewise.
5049 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5050 ($(T)crtendT.o): Likewise.
5051 (stmp-fixinc): Do not complain about missing headers if
5053 * configure.ac (inhibit_libc): Set it to true/false.
5054 (--with-build-sysroot): New option. Use it to set
5056 * configure: Regenerated.
5058 2005-07-25 Manfred Hollstein <mh@suse.com>
5060 * calls.c (store_one_arg): Fix unsigned comparison warning.
5062 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5065 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5066 (ggc_print_statistics): Initialize variable before use.
5068 2005-07-25 Richard Guenther <rguenther@suse.de>
5070 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5071 calling with a PHI_NODE argument.
5073 * tree-flow-inline.h (overlap_subvar): Protect against
5076 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5078 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5079 * configure: Regenerate.
5081 2005-07-25 Ira Rosen <irar@il.ibm.com>
5083 * expr.c (highest_pow2_factor): Make extern.
5084 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5085 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5086 record_array_differ_p, array_ptr_differ_p): Likewise.
5087 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5088 additional cases. Call the above functions.
5089 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5090 base_object_differ_p when there are two base objects. Otherwise, compare
5091 base address and offset. Call may_alias_p.
5092 (dump_data_reference): Use a correct field name.
5093 (analyze_array): Make static. Initialize new data-ref fields.
5094 (analyze_indirect_ref): New function.
5095 (init_data_ref): Initialize new data-ref fields.
5096 (strip_conversion): Moved from tree-vect-analyze.c.
5097 (analyze_offset_expr, get_ptr_offset, address_analysis,
5098 object_analysis): Likewise.
5099 (analyze_offset): New function.
5100 (create_data_ref): Likewise.
5101 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5102 dimensions for ARRAY_REFs only.
5103 (build_classic_dist_vector): Make static.
5104 (access_functions_are_affine_or_constant_p): Call macro to get the
5105 address of access functions.
5106 (compute_all_dependences): Add new parameter
5107 compute_self_and_read_read_dependences. Compute self and read-read
5108 dependences if it is true.
5109 (find_data_references_in_loop): Call create_data_ref. Initialize new
5111 (compute_data_dependences_for_loop): Add new parameter
5112 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5113 compute nb_loops. Call compute_all_dependences,
5114 build_classic_dist_vector and build_classic_dir_vector with correct
5116 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5117 with correct parameters. Compare dimensions for ARRAY_REFs only.
5118 (free_data_refs): Call macro to free access functions.
5119 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5120 fields from stmt_vinfo.
5121 (struct base_object_info): New structure.
5122 (struct data_reference): Move fields to base_object_info. Add fields
5123 first_location and object_info for above structures. Move fields from
5124 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5125 aligned_to. Add macros to access the new fields.
5126 Update functions declarations.
5127 * tree-flow.h (is_aliased_with): Declare.
5128 * tree-loop-linear.c (linear_transform_loops): Call
5129 compute_data_dependences_for_loop with correct parameters.
5130 * tree-ssa-alias.c (is_aliased_with): New function.
5131 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5132 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5133 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5134 vect_base_addr_differ_p, compute_subscript_distance and
5135 build_classic_dist_vector. Add printings. Check absolute value of
5137 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5139 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5140 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5141 to bytes. Add printing.
5142 (vect_compute_data_refs_alignment): Go through loads and stores in one
5144 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5145 vect_analyze_data_ref_access): Likewise.
5146 (vect_analyze_pointer_ref_access): Remove.
5147 (vect_address_analysis, vect_object_analysis): Likewise.
5148 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5149 and analyze data-refs in the loop.
5150 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5151 fields of data-ref instead of stmt. Add init to the offset from the
5153 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5154 (vect_update_init_of_dr): Likewise.
5155 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5156 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5158 (new_loop_vec_info): Initialize new fields.
5159 (destroy_loop_vec_info): Free new fields.
5160 (vect_strip_conversion): Remove.
5161 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5162 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5163 datarefs. Add new field ddrs.
5164 Add macros for the new fields access.
5165 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5166 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5167 Remove their macros.
5168 * tree.h (highest_pow2_factor): Declare.
5170 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5172 * calls.c (store_one_arg): Check for sibling call MEM arguments
5173 from already clobbered incoming argument area.
5175 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5177 * c-common.c (check_missing_format_attribute): New.
5178 * c-common.h (check_missing_format_attribute): Likewise.
5179 * c-typeck.c (convert_for_assignment): Use it.
5181 2005-07-24 Andreas Schwab <schwab@suse.de>
5183 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5184 register use a word move. Correct operand of ext.w in 68000 code.
5186 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5188 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5189 variables as declarations, rather than definitions.
5191 2005-07-24 Ira Rosen <irar@il.ibm.com>
5193 PR tree-optimization/22526
5194 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5197 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5199 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5200 that C99 reserve for future use. Use it to define clog10,
5201 clog10f and clog10l.
5203 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5205 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5206 * configure.ac: Check for -Wmissing-format-attribute.
5208 * configure: Regenerate.
5210 2005-07-23 Richard Henderson <rth@redhat.com>
5212 PR tree-optimization/22623
5213 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5215 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5218 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5220 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5222 * Makefile.in (C_TREE_H): Update dependencies.
5223 * c-tree.h: Include toplev.h.
5224 * diagnostic.h (diagnostic_set_info): Add format attribute.
5225 * rtl-error.c (diagnostic_for_asm): Likewise.
5227 2005-07-23 Chao-ying Fu <fu@mips.com>
5229 * config/mips/mips-dsp.md: New file.
5230 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5231 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5233 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5234 MIPS_BUILTIN_BPOSGE32.
5235 (mips_expand_builtin_direct): Add one parameter to indicate that
5236 builtin functions need to return a value.
5237 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5239 (mips_regno_to_class): Add classes for 12 new DSP registers.
5240 (mips_subword): Change to check four HI registers.
5241 (mips_output_move): Output move to and from 6 new DSP accumulators.
5242 (override_options): Make sure -mdsp and -mips16 are not used together.
5243 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5245 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5247 (print_operand): Add 'q' for printing DSP accumulators.
5248 (mips_cannot_change_mode_class): Check ACC_REGS.
5249 (mips_secondary_reload_class): Check ACC_REGS.
5250 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5251 (mips_register_move_cost): Check ACC_REGS.
5252 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5253 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5254 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5255 (dsp_bdesc): New array.
5256 (bdesc_arrays): Add DSP builtin function table.
5257 (mips_prepare_builtin_arg): Check predicate again after
5259 (mips_expand_builtin): Add one more parameter to
5260 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5261 MIPS_BUILTIN_BPOSGE32.
5262 (mips_init_builtins): Initialize new function types.
5263 (mips_expand_builtin_direct): Check if builtin functions need to
5264 return a value and pass operands properly.
5265 (mips_expand_builtin_bposge): New function.
5266 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5267 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5268 (FIRST_PSEUDO_REGISTER): Increase to 188.
5269 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5270 Update for 12 new DSP registers.
5271 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5272 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5273 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5274 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5275 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5276 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5277 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5278 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5279 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5280 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5281 (REGISTER_NAMES): Add names for 12 new DSP registers.
5282 * config/mips/mips.md: Include mips-dsp.md.
5283 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5284 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5285 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5286 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5287 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5288 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5289 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5290 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5291 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5292 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5293 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5294 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5295 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5296 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5297 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5298 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5299 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5300 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5301 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5302 (UNSPEC_RDDSP): New constants.
5303 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5304 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5306 * config/mips/mips.opt (-mdsp): New option.
5307 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5308 (reg_imm10_operand): New predicates.
5309 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5310 * doc/invoke.texi (-mdsp): Document new option.
5312 2005-07-22 DJ Delorie <dj@redhat.com>
5314 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5316 * tree-inline.c (inlinable_function_p): Likewise.
5318 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5321 * toplev.c (check_global_declarations): Do not mark undefined
5322 variables as DECL_IGNORED_P.
5323 * varasm.c (first_global_object_name): GTY it.
5324 (weak_global_object_name): Likewise.
5325 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5326 a string to go into {weak,first}_global_object_name.
5328 2005-07-22 DJ Delorie <dj@redhat.com>
5330 * c-format.c (check_function_format): Change warning control
5331 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5333 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5335 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5336 &PTR->FLD a dereference of PTR.
5337 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5338 a potential dereference of PTR.
5340 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5342 PR rtl-optimization/20370
5343 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5344 call allocate_reg_info if necessary.
5346 PR rtl-optimization/21848
5347 * calls.c (emit_library_call_value_1): For const functions, add
5348 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5350 PR rtl-optimization/22445
5351 * cselib.c (target.h): Include.
5352 (rtx_equal_for_cselib_p): Allow commutative matches.
5353 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5354 Remove MODE parameter. Changed all callers.
5356 PR rtl-optimization/22258
5357 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5359 (try_combine): Use likely_spilled_retval_p.
5361 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5363 * config.gcc: Add crx-elf support.
5365 * doc/contrib.texi: Mention crx.
5366 * doc/extend.texi: Document crx extensions.
5367 * doc/install.texi: Document crx install.
5368 * doc/invoke.texi: Document crx options.
5369 * doc/md.texi: Document crx constraints.
5371 * config/crx/crx-protos.h: New file.
5372 * config/crx/crx.c: New file.
5373 * config/crx/crx.h: New file.
5374 * config/crx/crx.md: New file.
5375 * config/crx/crx.opt: New file.
5376 * config/crx/t-crx: New file.
5378 2005-07-22 Manfred Hollstein <mh@suse.com>
5380 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5382 (int_add_graph_edge): Likewise.
5383 (collapse_nodes): Likewise.
5384 (process_unification_queue): Likewise.
5386 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5387 Laurent GUERBY <laurent@guerby.net>
5389 PR tree-optimization/22336
5390 * function.c (record_block_change): Check for
5391 cfun->ib_boundaries_block.
5393 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5395 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5396 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5398 2005-07-21 DJ Delorie <dj@redhat.com>
5400 * toplev.c (warn_deprecated_use): Add warning control to warning
5402 * c-typeck.c (parser_build_binary_op): Likewise.
5403 (c_finish_if_stmt): Likewise.
5404 * c-common.c (check_function_sentinel): Likewise.
5405 (check_nonnull_arg): Likewise.
5407 2005-07-21 Richard Henderson <rth@redhat.com>
5410 * tree-complex.c (complex_ssa_name_components): New.
5411 (cvc_lookup): Allow entry not found.
5412 (create_components): Remove.
5413 (create_one_component_var, get_component_var): New.
5414 (get_component_ssa_name, set_component_ssa_name): New.
5415 (extract_component): Use get_component_ssa_name.
5416 (update_complex_components): Use set_component_ssa_name.
5417 (update_complex_components_on_edge): Likewise.
5418 (update_phi_components): Create new PHI nodes directly, instead
5419 of adding insns to edges.
5420 (tree_lower_complex): Allocate and free complex_variable_components
5421 and complex_ssa_name_components here.
5423 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5425 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5426 revert to returning false.
5428 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5431 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5433 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5436 * config/i386/i386.md (cmpxf): Change operand constraints
5437 to "nonmemory_operand".
5439 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5441 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5443 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5446 * fold-const.c (fold_build1): Add checksum for the operands.
5447 (fold_build2): Likewise.
5448 (fold_build3): Likewise.
5450 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5453 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5455 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5457 * common.opt (-fforward-propagate): Committed by mistake,
5460 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5462 * reg-stack.c: Fix comment typo(s).
5463 * tree-ssa-operands.c: Likewise.
5464 * tree-vectorizer: Likewise.
5466 2005-07-21 Nick Clifton <nickc@redhat.com>
5468 * config/sh/symbian.c: Replace C++ style line comments with C
5469 style line comments.
5470 (symbian_add_attribute): Do not use a ? operator on the LHS of
5472 (sh_symbian_handle_dll_attribute): Change the type of the
5473 method vector to "VEC(tree,gc)*" and use vector accessor
5474 macros to walk over the elements.
5475 (symbian_export_vtable_and_rtti_p): Likewise.
5476 (symbian_class_needs_attribute_p): Likewise.
5478 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5481 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5482 initialize targetm.resolve_overloaded_builtin here.
5483 (altivec_expand_overloaded_builtin): Make it non-static.
5484 * config/rs6000/rs6000-protos.h
5485 (altivec_expand_overloaded_builtin): New prototype.
5486 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5487 targetm.resolve_overloaded_builtin here.
5488 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5490 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5491 Zdenek Dvorak <dvorakz@suse.cz>
5493 PR tree-optimization/19210
5494 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5496 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5497 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5498 rely on unproven assumptions.
5499 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5500 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5501 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5502 to number_of_iterations_exit.
5503 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5504 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5505 * tree-ssa-loop-niter.c (find_loop_niter,
5506 estimate_numbers_of_iterations_loop): Likewise.
5507 (number_of_iterations_exit): Honor the new options.
5508 * doc/invoke.texi (Wunsafe-loop-optimizations,
5509 funsafe-loop-optimizations): Document them.
5511 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5513 PR rtl-optimization/22167
5514 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5516 2005-07-20 Adam Nemet <anemet@lnxw.com>
5518 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5519 __do_global_dtors_aux longcall.
5521 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5523 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5524 (old_special_pred_table): Don't reference
5525 SPECIAL_MODE_PREDICATES.
5526 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5527 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5528 * config/sh/predicates.h: Don't mention
5529 SPECIAL_MODE_PREDICATES.
5530 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5533 2005-07-20 DJ Delorie <dj@redhat.com>
5535 * config.gcc: Add m32c-elf support.
5537 * doc/contrib.texi: Mention m32c.
5538 * doc/extend.texi: Document m32c extensions.
5539 * doc/install.texi: Mention m32c.
5540 * doc/invoke.texi: Document m32c options.
5541 * doc/md.texi: Document m32c constraints.
5543 * config/m32c/addsub.md: New file.
5544 * config/m32c/bitops.md: New file.
5545 * config/m32c/cond.md: New file.
5546 * config/m32c/jump.md: New file.
5547 * config/m32c/m32c-lib1.S: New file.
5548 * config/m32c/m32c-lib2.c: New file.
5549 * config/m32c/m32c-modes.def: New file.
5550 * config/m32c/m32c-pragma.c: New file.
5551 * config/m32c/m32c-protos.h: New file.
5552 * config/m32c/m32c.abi: New file.
5553 * config/m32c/m32c.c: New file.
5554 * config/m32c/m32c.h: New file.
5555 * config/m32c/m32c.md: New file.
5556 * config/m32c/m32c.opt: New file.
5557 * config/m32c/minmax.md: New file.
5558 * config/m32c/mov.md: New file.
5559 * config/m32c/muldiv.md: New file.
5560 * config/m32c/predicates.md: New file.
5561 * config/m32c/prologue.md: New file.
5562 * config/m32c/shift.md: New file.
5563 * config/m32c/t-m32c: New file.
5565 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5567 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5568 (stack_protect_set, stack_protect_test): New expanders.
5569 (stack_protect_set_si, stack_protect_set_si_media,
5570 stack_protect_set_di_media, stack_protect_test_si,
5571 stack_protect_test_si_media, stack_protect_test_di_media):
5574 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5576 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5578 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5580 * tree.h (tree_expr_nonzero_p): Export.
5581 * fold-const.c (tree_expr_nonzero_p): Likewise.
5582 Return true for CALL_EXPRs that are alloca calls.
5583 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5585 * tree-flow.h (expr_computes_nonzero): Remove.
5586 * tree-vrp.c (expr_computes_nonzero): Remove.
5587 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5588 (extract_range_from_unary_expr): Likewise.
5589 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5590 tree_expr_nonzero_p.
5592 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5594 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5595 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5596 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5597 All callers changed.
5598 (frame_related_constant_load): New arg "related" which controls
5599 setting of RTX_FRAME_RELATED_P. All callers changed.
5600 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5601 (bfin_expand_prologue): Add stack limit checking.
5602 * config/bfin/bfin.md (trapifcc): New pattern.
5604 * config/bfin/bfin.c: Include "langhooks.h".
5605 (def_builtin): Go through lang_hooks to call builtin_function.
5607 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5608 * config/bfin/predicates.md (symbol_ref_operand): New.
5609 (call_insn_operand): Delete. All callers changed to use
5610 register_no_elim_operand.
5611 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5613 (function_arg): Use it to generate the call's operand 2.
5614 (bfin_longcall_p): New function.
5615 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5616 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5617 determine if the address needs to be in a REG.
5618 (bfin_handle_longcall_attribute): New function.
5619 (bfin_attribute_table): Add "longcall" and "shortcall".
5620 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5621 (CUMULATIVE_ARGS): New member call_cookie.
5622 (PREDICATE_CODES): Add symbol_ref_operand.
5623 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5624 extra USE to the pattern.
5625 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5626 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5627 sibcall_value_insn; now the new patterns handle direct calls and the
5628 old ones indirect calls.
5629 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5631 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5633 * doc/trouble.texi: Update section on handling of empty loops.
5635 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5637 * config.gcc: Remove support for sparc-*-openbsd*,
5638 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5640 * config.host: Remove support for i860-*-sysv4* as a host.
5641 * config/i860/*, config/ip2k/*, config/ns32k/*,
5642 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5643 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5644 mention obsolete ports.
5646 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5648 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5650 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5651 of frame_pointer_rtx.
5652 (sh_expand_epilogue): Likewise.
5653 (sh_set_return_address): Likewise.
5654 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5655 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5656 offsets from FRAME_POINTER_REGNUM.
5657 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5658 (sh_register_names): Add initializer for sfp.
5659 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5660 (VALID_REGISTER_P): Likewise.
5661 (FIRST_PSEUDO_REGISTER): Update.
5662 (DWARF_FRAME_REGISTERS): Define.
5663 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5664 (HARD_FRAME_POINTER_REGNUM): Define.
5665 (FRAME_POINTER_REGNUM): Redefine.
5666 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5667 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5668 from FRAME_POINTER_REGNUM.
5669 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5670 FRAME_POINTER_REGNUM.
5671 (REG_CLASS_CONTENTS): Add sfp.
5672 (REG_ALLOC_ORDER): Likewise.
5673 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5674 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5675 of frame_pointer_rtx.
5676 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5678 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5680 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5681 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5682 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5684 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5687 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5689 Make CONSTRUCTOR use VEC to store initializers.
5690 * c-common.c (complete_array_type): Update to cope with VEC in
5692 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5693 (pp_c_constructor_elts): New function.
5694 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5695 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5696 struct constructor_stack, struct initializer_stack,
5697 constructor_elements, push_init_level, pop_init_level,
5698 add_pending_init, find_init_member, output_init_element): Update to
5699 cope with VEC in CONSTRUCTOR_ELTS.
5700 * coverage.c (build_fn_info_value, build_ctr_info_value,
5701 build_gcov_info): Likewise.
5702 * expr.c (categorize_ctor_elements_1, store_constructor,
5703 expand_expr_real_1): Likewise.
5704 * fold-const.c (fold_ternary): Likewise.
5705 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5706 gimplify_init_constructor, gimplify_expr): Likewise.
5707 * tree-dump.c (dequeue_and_dump): Likewise.
5708 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5710 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5712 * tree-sra.c (generate_element_init_1): Likewise.
5713 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5714 * tree-ssa-operands.c (get_expr_operands): Likewise.
5715 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5716 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5717 (get_initial_def_for_reduction): Likewise.
5718 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5719 value handle in annotations.
5720 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5721 tree_node_structure): Add support for constr_kind.
5722 (build_vector_from_ctor, build_constructor_single,
5723 build_constructor_from_list): New functions.
5724 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5725 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5726 Update to cope with VEC in CONSTRUCTOR_ELTS.
5727 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5728 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5729 CONSTRUCTOR_APPEND_ELT): New macros.
5730 (struct constructor_elt, struct tree_constructor): New data types.
5731 (union tree_node): Add tree_constructor field.
5732 * treestruct.def: Define TS_CONSTRUCTOR.
5733 * varasm.c (const_hash_1, compare_constant, copy_constant,
5734 compute_reloc_for_constant, output_addressed_constants,
5735 initializer_constant_valid_p, output_constant,
5736 array_size_for_constructor, output_constructor): Update to cope with
5737 VEC in CONSTRUCTOR_ELTS.
5738 * vec.h (VEC_empty, VEC_copy): New macros.
5740 2005-07-19 Devang Patel <dpatel@apple.com>
5742 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5744 2005-07-19 Richard Henderson <rth@redhat.com>
5747 * gimplify.c (gimplify_expr): Use main variant type for the temp
5748 destination for a discarded volatile read.
5749 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5750 casts between non-void types that change volatility.
5752 2005-07-15 DJ Delorie <dj@redhat.com>
5754 * toplev.h: Add comment about the first parameter for warning().
5755 * errors.h: Likewise.
5757 * c.opt (Wpragmas): New.
5758 * doc/invoke.texi: Document it.
5760 * function.c (do_warn_unused_parameter): Add warning control to
5762 * c-decl.c (warn_if_shadowing): Likewise.
5763 * c-lex.c (cb_def_pragma): Likewise.
5764 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5765 (pop_alignment): Likewise.
5766 (handle_pragma_pack): Likewise.
5767 (apply_pragma_weak): Likewise.
5768 (handle_pragma_weak): Likewise.
5769 (handle_pragma_redefine_extname): Likewise.
5770 (add_to_renaming_pragma_list): Likewise.
5771 (handle_pragma_extern_prefix): Likewise.
5772 (maybe_apply_renaming_pragma): Likewise.
5773 (handle_pragma_visibility): Likewise.
5775 * config/c4x/c4x-c.c (BAD): Likewise.
5776 (c4x_parse_pragma): Likewise.
5777 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5778 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5779 (rs6000_pragma_longcall): Likewise.
5780 * config/v850/v850-c.c (pop_data_area): Likewise.
5781 (ghs_pragma_section): Likewise.
5782 (ghs_pragma_section): Likewise.
5783 (ghs_pragma_interrupt): Likewise.
5784 (ghs_pragma_starttda): Likewise.
5785 (ghs_pragma_startsda): Likewise.
5786 (ghs_pragma_startzda): Likewise.
5787 (ghs_pragma_endtda): Likewise.
5788 (ghs_pragma_endsda): Likewise.
5789 (ghs_pragma_endzda): Likewise.
5791 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5792 Kenneth Zadeck <zadeck@naturalbridge.com>
5794 * Makefile.in: Removed tree-promote-statics.c
5795 * tree-promote-statics.c: Removed.
5796 * common.opt: Removed flag-promote-statics.
5798 * passes.c: Removed tree-promote-statics pass.
5799 * tree-pass.h: Ditto.
5800 * timevar.def: Removed TV_PROMOTE_STATICS.
5803 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5805 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5807 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5809 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5812 * c-common.c (check_function_arguments): Call
5813 'check_function_format' if either -Wformat or
5814 -Wmissing-format-attribute are specified.
5815 * c-format.c (check_function_format): Check -Wformat before
5816 calling 'check_format_info'.
5817 * c-opts.c (c_common_post_options): Don't warn for
5818 -Wmissing-format-attribute without -Wformat.
5819 * c-typeck.c (convert_for_assignment): Detect additional cases for
5820 -Wmissing-format-attribute.
5821 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5824 2005-07-19 Richard Guenther <rguenther@suse.de>
5826 * config/i386/i386.md (lrint<mode>2): Use temporary
5827 instead of clobbering non-existent memory.
5829 2005-07-19 Nick Clifton <nickc@redhat.com>
5831 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5832 statement to avoid displaying ASCII control characters.
5834 2005-07-19 Ben Elliston <bje@au.ibm.com>
5836 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5837 * cfganal.c (find_edge_index): Ditto.
5838 * combine.c (combine_instructions): Ditto.
5839 * ddg.c (create_scc): Ditto.
5840 (find_successors): Ditto.
5841 (find_predecessors): Ditto.
5842 (find_nodes_on_paths): Ditto.
5843 (longest_simple_path): Ditto.
5844 * flow.c (update_life_info): Ditto.
5845 (count_or_remove_death_notes): Ditto.
5846 (clear_log_links): Ditto.
5847 * modulo-sched.c (generate_reg_moves): Ditto.
5848 (find_max_asap): Ditto.
5849 (find_max_hv_min_mob): Ditto.
5850 (find_max_dv_min_mob): Ditto.
5851 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5852 * sched-rgn.c (extract_edgelst): Ditto.
5853 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5854 (dump_update_ssa): Ditto.
5855 (ssa_names_to_replace) Ditto.
5856 (switch_virtuals_to_full_rewrite): Ditto.
5857 (update_ssa): Ditto.
5858 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5860 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5862 Fix PR tree-optimization/22483
5864 * tree-complex.c (create_components): Use
5865 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5866 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5867 * tree-flow.h (safe_referenced_var_iterator): New structure.
5868 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5869 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5870 safe_referenced_var iterator.
5871 (add_type_alias): Ditto.
5873 2005-07-19 Steven Bosscher <stevenb@suse.de>
5875 * loop-init.c (rest_of_handle_loop2): Remove.
5876 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5877 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5878 (pass_rtl_loop_init, pass_rtl_loop_done,
5879 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5880 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5881 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5882 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5883 pass_tree_loop_done, and pass_tree_unswitch.
5884 (gate_loop): Rename to gate_tree_loop.
5885 * passes.c (init_optimization_passes): Update for renamed tree
5886 loop passes. Add the new loop2 passes as subpasses of loop2.
5887 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5888 Update for the renamed tree loop passes.
5890 2005-07-18 Ian Lance Taylor <ian@airs.com>
5893 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5894 blocks when optimizing.
5896 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5898 * common.opt (frename-registers): Initialize to 2.
5900 (fgcse-after-reload): Ditto.
5901 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5902 (process_options): Only change flag_web, flag_rename_registers,
5903 and flag_rerun_cse_after_loop if not explicitly set by user.
5905 2005-07-18 Jan Beulich <jbeulich@novell.com>
5907 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5908 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5909 in 64-bit mode the same as DImode in 32-bit mode.
5910 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5911 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5912 mode. Add new mode parameter.
5913 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5914 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5915 x86_64_shift_adj): New expanders.
5916 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5917 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5919 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5920 DImode shift splitters.
5921 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5922 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5925 2005-07-18 Jan Beulich <jbeulich@novell.com>
5927 * i386.md (movdi_extzv_1): New.
5928 (zero_extendhidi2): Combine alternatives and never force use of
5930 (zero_extendqidi2): Likewise. Don't restrict input selection.
5932 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5934 Fix PR tree-optimization/22531
5935 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5938 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5940 * tree-promote-statics.c (pass_promote_statics): Change dump file
5943 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5945 * tree-optimize.c (init_tree_optimization_passes): Add
5946 pass_eliminate_useless_stores pass.
5947 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5948 * tree-ssa-pre.c (is_copy_stmt): New function.
5949 (follow_copies_till_vuse): Ditto.
5950 (do_eustores): Ditto.
5951 (gate_eustores): Ditto.
5953 2005-07-16 Richard Henderson <rth@redhat.com>
5955 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5957 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5958 Kenneth Zadeck <zadeck@naturalbridge.com>
5960 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5961 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5962 ipa-type-escape.h, tree-promote-statics.c
5963 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5964 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5965 tree-promote-statics.c: new files.
5966 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5967 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5968 int nonlocal_set_p, mark_constant_function): Deleted.
5969 (rest_of_handle_cfg): Removed call to mark_constant_function.
5970 (nonoverlapping_component_refs_p): Added calls to support
5971 type based aliasing.
5972 * tree-ssa-alias.c (may_alias_p,
5973 compute_flow_insensitive_aliasing): Ditto.
5974 * calls.c (flags_from_decl_or_type): Removed reference to
5976 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5977 too many arguments. This is necessary for Spec 2000.
5978 * cgraph.h (const_function, pure_function): Removed.
5979 * common.opt: Added "fipa-pure-const", "fipa-reference",
5980 "fipa-type-escape", and "ftree-promote-static".
5982 * passes.c: Added ipa and tree-promote-statics passes.
5983 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5984 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5985 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5986 * tree-flow.h: Added exposed sra calls and addition of
5987 reference_vars_info field for FUNCTION_DECLS.
5988 * tree-pass.h: Added passes.
5989 * tree-sra.c: (sra_init_cache): New function.
5990 (sra_insert_before, sra_insert_after) Made public.
5991 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5993 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5994 aliasing. (may_alias_p): Added code to use type escape analysis to
5996 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5997 code to prune clobbers of static variables based on information
5998 produced in ipa-reference pass. Changed call clobbering so that
5999 statics are not marked as clobbered if the call does not clobber
6002 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6004 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6007 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6009 * doc/install.texi (*-*-solaris2*): Document recommended version
6010 of GNU binutils and mention GNU linker problem on Solaris 10.
6012 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6015 * c-decl.c (c_build_bitfield_integer_type): New function.
6016 (finish_struct): Call it.
6017 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6019 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6021 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6024 2005-07-16 Jan Hubicka <jh@suse.cz>
6026 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6027 (scale_bbs_frequencies_int): Watch roundoff errors.
6028 * predict.c (return_prediction): Initialize return_stmt.
6030 2005-07-16 Jan Hubicka <jh@suse.cz>
6032 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6033 after RTL profiling.
6035 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6038 * fold-const.c (build_range_check): Convert high/low to etype
6039 if we are only comparing against exp.
6041 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6043 Fix PR tree-optimization/22376
6044 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6046 (need_to_solve): New function.
6047 (compute_points_to_sets): Use it.
6049 2005-07-15 Jan Hubicka <jh@suse.cz>
6051 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6052 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6054 2005-07-15 Richard Guenther <rguenther@suse.de>
6056 * c-common.c (handle_flatten_attribute): New function.
6057 Add flatten function attribute.
6058 * doc/extend.texi: Document flatten function attribute.
6059 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6060 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6062 (cgraph_decide_inlining): Handle functions with flatten
6065 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6067 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6068 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6069 UNSPEC_XCHG, UNSPEC_AND): New.
6070 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6071 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6072 * config/rs6000/sync.md (FETCHOP): New code macro.
6073 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6075 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6076 (sync_compare_and_swap<mode>): Same.
6077 (sync_lock_test_and_set<mode>): Same.
6078 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6079 for QImode and HImode, and not PPC405.
6080 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6081 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6082 (sync_<fetchop>{si,di}_internal): New.
6083 (sync_nand{si,di}_internal): New.
6084 (sync_old_<fetchop>{si,di}_internal): New.
6085 (sync_old_nand{si,di}_internal): New
6086 (sync_new_<fetchop>{si,di}_internal): New.
6087 (sync_new_nand{si,di}_internal): New.
6088 (atomic_and{si,di}): New.
6089 (sync_new_nand{si,di}_internal): New.
6090 (atomic_and{si,di}): New.
6091 (sync_add<mode>_internal): Delete.
6092 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6093 (sync_sub<mode>_internal): Delte.
6094 (sync_subshort_internal): New.
6095 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6096 (sync_anddi_internal): Delete.
6097 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6098 (sync_booldi_internal): Delete.
6099 (sync_boolc<mode>_internal): Delete.
6100 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6101 (sync_boolc<mode>_internal2): Delete.
6102 (sync_boolcc<mode>_internal): Delete.
6103 (isync, lwsync): Use unspec instead of unspec_volatile.
6104 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6105 Revert UNSPEC_VOLATILE.
6106 (rs6000_split_atomic_op): New.
6107 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6109 2005-07-14 Eric Christopher <echristo@redhat.com>
6111 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6112 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6114 2005-07-14 Eric Christopher <echristo@redhat.com>
6116 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6118 2005-07-14 Steven Bosscher <stevenb@suse.de>
6120 PR tree-optimization/22230
6121 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6122 the computation of the four cross productions for "range op range".
6124 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6125 Ulrich Weigand <uweigand@de.ibm.com>
6128 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6131 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6133 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6135 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6137 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6139 2005-07-14 Richard Guenther <rguenther@suse.de>
6142 * config/i386/i386-protos.h (ix86_function_value): Change
6143 prototype to match new target hook.
6144 * config/i386/i386.c (ix86_value_regno): Change prototype
6145 to take extra type argument.
6146 (TARGET_FUNCTION_VALUE): Define.
6147 (ix86_function_ok_for_sibcall): Pass extra argument to
6148 ix86_value_regno, check return slot rtx for exact match.
6149 (ix86_function_value): Take extra parameter. Dispatch to
6150 ix86_value_regno with fndecl/fntype as provided.
6151 (ix86_value_regno): Handle extra type argument.
6152 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6154 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6155 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6156 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6157 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6158 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6160 2005-07-14 Richard Guenther <rguenther@suse.de>
6162 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6163 * calls.c (expand_call): Pass fntype to hard_function_value.
6164 (emit_library_call_value_1): Likewise.
6165 * explow.c: Include target.h.
6166 (hard_function_value): Take extra argument, the fntype.
6167 Use new target hook for function_value.
6168 * expr.h (hard_function_value): Change prototype.
6169 * function.c (aggregate_value_p): Pass 0 as fntype to
6170 hard_function_value.
6171 (assign_parms): Use new target hook for function_value.
6172 Pass 0 as fntype to hard_function_value.
6173 (expand_function_end): Likewise.
6174 * reg-stack.c: Include target.h.
6175 (stack_result): Use new target hook for function_value.
6176 * target-def.h: New target hook function_value.
6177 * target.h: Likewise.
6178 * targhooks.c (default_function_value): New function.
6179 * targhooks.h (default_function_value): Declare.
6181 2005-07-13 Ian Lance Taylor <ian@airs.com>
6183 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6185 2005-07-14 Jan Hubicka <jh@suse.cz>
6187 * tree-dfa.c (dump_variable): Use default_def function.
6188 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6189 * tree-ssa.c (verify_use): Likewise.
6190 * tree-ssanames.c (release_ssa_name): Likewise.
6191 * tree-tailcall.c (eliminate_tail_call): Likewise.
6192 (tree_optimize_tail_calls_1): Likewise.
6193 * tree-vrp.c (get_value_range): Likewise.
6195 2005-07-14 Ben Elliston <bje@au.ibm.com>
6197 * gcc.c (main): Compare language[0] with '*' when iterating over
6200 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6202 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6203 "s390_emit_compare". Add handling of CCZ1mode.
6204 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6205 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6207 (s390_branch_condition_mask): Add CCZ1mode handling.
6208 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6209 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6210 Use CCZ1mode instead of CCZmode.
6211 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6213 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6215 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6217 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6219 2005-07-13 Eric Christopher <echristo@redhat.com>
6221 * config/mips/mips.c (mips_canonicalize_comparison): New.
6222 (mips_emit_int_relational): Use.
6224 2005-07-13 Eric Christopher <echristo@redhat.com>
6226 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6228 * config/s390/s390.md: Include tpf.md. Move tpf specific
6230 * config/s390/tpf.md: To here.
6231 * config/s390/s390.opt: Move tpf specific options...
6232 * config/s390/tpf.opt: to here. Add mmain option.
6233 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6234 * config/s390/tpf.h: Rewrite.
6236 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6238 * doc/tm.texi: Remove @xref{Cross-profiling}.
6240 2005-07-13 Jeff Law <law@redhat.com>
6242 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6243 expressions, test their _DECL operands for pointer equality rather
6244 than using operand_equal_p.
6246 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6248 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6249 (TARGET_POSIX_IO): This.
6250 * config/darwin.h: Likewise.
6251 * config/freebsd.h: Likewise.
6252 * config/linux.h: Likewise.
6253 * config/lynx.h: Likewise.
6254 * config/netbsd.h: Likewise.
6255 * config/rs6000/linux64.h: Likewise.
6256 * config/rs6000/linux.h: Likewise.
6257 * config/s390/tpf.h: Likewise.
6258 * config/sh/embed-elf.h: Likewise.
6259 * config/sparc/linux64.h: Likewise.
6260 * config/sparc/linux.h: Likewise.
6261 * config/svr4.h: Likewise.
6262 * gcov-io.h: Likewise.
6264 * doc/tm.texi: Updated.
6266 * libgcov.c (create_file_directory): Defined only if
6267 TARGET_POSIX_IO is defined.
6268 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6271 2005-07-13 Jan Hubicka <jh@suse.cz>
6273 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6275 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6277 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6278 structure as argument.
6280 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6282 PR tree-optimization/21921
6283 * tree-iterator.c (tsi_link_before): Support the case when
6284 tsi_end_p (tsi) == true.
6286 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6288 PR tree-optimization/22442
6289 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6292 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6294 PR rtl-optimization/20376
6295 * toplev.c (process_options): Enable -fweb and -frename-registers when
6297 * doc/invoke.texi: Update the information about when -fweb and
6298 -frename-registers are enabled.
6300 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6303 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6304 if *rhs_p is not a SSA_NAME.
6306 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6308 Fix PR tree-optimization/22422
6309 * tree-ssa-structalias.c (struct variable_info): Add flag for
6311 (get_varinfo): Now a static function.
6312 (new_varinfo): init has_union and is_special_var to false.
6313 (solution_set_add): Check has_union.
6314 (do_da_constraint): Move temporary variable so it gets reset
6316 Also check for special variable.
6317 (do_ds_constraint): Ditto.
6318 (do_sd_constraint): Ditto.
6319 (do_structure_copy): Check for special variable.
6320 (find_func_aliases): Ditto.
6321 (init_base_vars): Set special vars properly.
6323 2005-07-13 Jan Hubicka <jh@suse.cz>
6325 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6328 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6329 (get_expr_operands): Fix thinko wrt flags and subvars.
6331 PR tree-optimize/22379
6332 * tree-inline.c (expand_call_inline): Do not output sorry in early
6335 2005-07-12 Dale Johannesen <dalej@apple.com>
6337 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6339 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6342 * host-linux.h: Include limits.h.
6344 2005-07-12 Dale Johannesen <dalej@apple.com>
6346 * expr.c (compress_float_constant): Add cost check.
6347 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6349 2005-07-12 Dale Johannesen <dalej@apple.com>
6351 * gcc.target/i386/compress-float-sse.c: New.
6352 * gcc.target/i386/compress-float-sse-pic.c: New.
6353 * gcc.target/i386/compress-float-387.c: New.
6354 * gcc.target/i386/compress-float-387-pic.c: New.
6355 * gcc.dg/compress-float-ppc.c: New.
6356 * gcc.dg/compress-float-ppc-pic.c: New.
6358 2005-07-12 Eric Christopher <echristo@redhat.com>
6360 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6362 * config/s390/s390.md: Include tpf.md. Move tpf specific
6364 * config/s390/tpf.md: To here.
6365 * config/s390/s390.opt: Move tpf specific options...
6366 * config/s390/tpf.opt: to here. Add mmain option.
6367 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6368 * config/s390/tpf.h: Rewrite.
6370 2005-07-12 Eric Christopher <echristo@redhat.com>
6372 * gcc.c (struct infile): Update comment for language.
6373 (main): Rewrite input file resetting code.
6375 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6378 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6379 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6380 (lookup_avail_expr): Use constant_boolean_node instead
6381 of boolean_false_node/boolean_true_node.
6383 2005-07-12 Ben Elliston <bje@au.ibm.com>
6385 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6386 and use it when printing num_edges.
6388 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6390 * doc/extend.texi (Blackfin Built-in Functions): New section.
6391 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6394 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6396 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6397 s/cmpstrsi/cmpstrnsi
6398 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6400 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6401 (init_optabs): Initialize cmpstrn_optab.
6402 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6403 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6404 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6405 * config/i386/i386.md: s/cmpstr/cmpstrn
6406 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6407 * doc/md.texi: Update documentation.
6409 2005-07-11 Richard Henderson <rth@redhat.com>
6411 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6412 build_va_arg_indirect_ref.
6413 (alpha_gimplify_va_arg): Likewise.
6414 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6415 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6416 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6417 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6418 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6419 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6421 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6423 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6425 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6426 * passes.c (init_optimization_passes): Add pass_empty_loop.
6427 * tree-pass.h (pass_empty_loop): Declare.
6428 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6429 try_remove_empty_loop, remove_empty_loops): New functions.
6430 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6431 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6433 2005-07-12 Peter Barada <peter@the-baradas.com>
6437 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6438 in address registers.
6439 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6440 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6441 alternative of addsi3_5200.
6443 2005-07-11 Ian Lance Taylor <ian@airs.com>
6445 * config/mips/mips.md (ffs<mode>2): Remove.
6447 2005-07-11 Ian Lance Taylor <ian@airs.com>
6449 * doc/tree-ssa.texi (Cleanups): Improve description of
6451 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6453 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6455 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6456 * tree.h (DECL_ARGUMENT_FLD): New macro.
6458 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6460 Fix PR tree-optimization/22404
6462 * tree-ssa-structalias.c (create_variable_info_for): Use
6465 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6467 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6468 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6469 for second comparison operand.
6470 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6472 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6473 (define_insn_reservation "alu"): Likewise.
6474 (csync, ssync): Now of type sync.
6475 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6476 -mcsync-anomaly -mspecld-anomaly.
6477 * config/bfin/bfin.opt (mcsync): Remove.
6478 (mcsync-anomaly, mspecld-anomaly): Add.
6479 * config/bfin/bfin.c: Include "insn-codes.h".
6480 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6481 (TARGET_DEFAULT_TARGET_FLAGS): New.
6482 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6484 2005-07-11 Steven Bosscher <stevenb@suse.de>
6486 * basic-block.h: Give the BB flags enum a name, bb_flags.
6487 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6488 * cfgcleanup.c (enum bb_flags): Remove here.
6489 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6490 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6491 (update_forwarder_flag): Likewise.
6492 (thread_jump): Likewise.
6493 (try_forward_edges): Likewise.
6494 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6495 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6496 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6498 2005-07-11 Richard Guenther <rguenther@suse.de>
6500 * config/i386/i386.opt: New target option -msseregparm.
6501 * config/i386/i386.c (override_options): Error out for
6502 -msseregparm but no SSE support.
6503 (ix86_function_sseregparm): Check for global sseregparm.
6504 * doc/invoke.texi: Document -msseregparm.
6506 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6508 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6509 (m32rle-*-linux*): Ditto.
6511 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6513 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6514 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6517 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6521 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6522 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6524 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6526 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6527 (varmap): Heapify varmap.
6528 (constraints): Heapify constraints.
6529 (struct constraint_graph): Heapify succs and preds.
6530 (constraint_vec_find): Update for heapification.
6531 (constraint_set_union): Ditto.
6532 (insert_into_complex): Ditto.
6533 (constraint_edge_vec_find): Ditto.
6534 (erase_graph_self_edge): Ditto.
6535 (add_graph_edge): Ditto.
6536 (get_graph_weights): Ditto.
6537 (merge_graph_nodes): Ditto.
6538 (build_constraint_graph): Ditto.
6539 (topo_visit): Ditto.
6540 (solve_graph): Ditto.
6541 (create_variable_info_for): Ditto.
6542 (init_base_vars): Ditto.
6543 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6544 (condese_varmap_nodes): Free complex vector.
6545 (clear_edges_for_node): Clear succs and preds vector.
6547 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6549 * tree-ssa-structalias.c (update_alias_info): Change counting of
6550 references to not include vdefs.
6552 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6554 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6557 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6559 * pa.c (pa_commutative_p): Make PLUS commutative when
6560 TARGET_NO_SPACE_REGS is true.
6562 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6564 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6565 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6566 * tree-dfa.c (dump_subvars_for): New.
6567 (debug_subvars_for): New.
6568 (dump_variable): Show subvariables if VAR has them.
6569 * tree-flow-inline.h (get_subvar_at): New.
6570 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6571 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6573 (struct subvar): Change fields offset and size to unsigned
6575 (dump_subvars_for): Declare.
6576 (debug_subvars_for): Declare.
6577 (get_subvar_at): Declare.
6578 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6579 to unsigned HOST_WIDE_INT *.
6580 (overlap_subvar): Likewise.
6581 * tree-gimple.c (is_gimple_reg): Always return false for
6582 SFTs and memory tags.
6583 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6585 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6586 (compute_may_aliases): Call compute_points_to_sets.
6587 (collect_points_to_info_for): Remove.
6588 (compute_points_to_and_addr_escape): Remove.
6589 (delete_alias_info): Call delete_points_to_sets.
6590 (compute_flow_sensitive_aliasing): If the call to
6591 find_what_p_points_to returns false, call set_pt_anything.
6592 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6593 (set_pt_anything): Clear pi->pt_vars.
6594 (set_pt_malloc): Remove.
6595 (merge_pointed_to_info): Remove.
6596 (add_pointed_to_expr): Remove.
6597 (add_pointed_to_var): Remove.
6598 (collect_points_to_info_r): Remove.
6599 (is_escape_site): Make extern.
6601 (create_overlap_variables_for): Call it.
6602 * tree-ssa-copy.c (merge_alias_info): Never merge
6603 flow-sensitive alias information.
6604 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6605 offset and size to be unsigned HOST_WIDE_INT.
6606 (add_to_addressable_set): Rename from note_addressable.
6607 Set TREE_ADDRESSABLE as the variables are added to the set.
6609 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6610 operands into VUSEs when adding V_MAY_DEFs for members in an
6612 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6613 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6614 (struct variable_info): Add bitfield is_heap_var.
6615 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6616 (new_var_info): Initialize is_heap_var.
6617 (get_constraint_for): Add HEAP variables to the symbol table.
6618 Mark them with is_heap_var.
6619 (update_alias_info): New. Taken mostly from the old
6620 compute_points_to_and_addr_escape.
6621 (handle_ptr_arith): New.
6622 (find_func_aliases): Call update_alias_info.
6623 Call handle_ptr_info for tcc_binary expressions.
6624 Call mark_stmt_modified.
6625 (create_variable_info_for): If DECL has subvars, do not create
6626 variables for its subvars. Always add all the fields.
6627 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6628 SFTs, then add all the SFTs of the structure.
6629 If VI->DECL is an aggregate with subvariables, add the SFT at
6631 (find_what_p_points_to): If VI is an artificial variable,
6632 translate to bitfields in SSA_NAME_PTR_INFO.
6633 If the solution is empty, set pi->pt_vars to NULL
6634 (init_base_vars): Create ANYOFFSET.
6635 (compute_points_to_sets): Rename from create_alias_vars.
6637 (pass_build_pta): Remove.
6638 (delete_points_to_sets): Rename from delete_alias_vars.
6639 (pass_del_pta): Remove.
6640 * tree-ssa-structalias.h (struct alias_info): Move from
6642 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6643 NUM_REFERENCES_SET): Likewise.
6644 (compute_points_to_sets, delete_points_to_sets): Declare.
6646 2005-07-09 Richard Henderson <rth@redhat.com>
6648 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6649 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6650 alpha_split_lock_test_and_set_12): New functions.
6651 * config/alpha/alpha-protos.h: Update.
6652 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6653 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6654 * config/alpha/sync.md (I12MODE): New.
6655 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6656 (sync_<fetchop_name><I48MODE>): Likewise.
6657 (sync_nand<I48MODE>): Likewise.
6658 (sync_old_<fetchop_name><I48MODE>): Likewise.
6659 (sync_new_<fetchop_name><I48MODE>): Likewise.
6660 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6661 (sync_compare_and_swap<I48MODE>): Likewise.
6662 (sync_lock_test_and_set<I48MODE>): Likewise.
6663 (sync_compare_and_swap<I12MODE>): New.
6664 (sync_compare_and_swap<I12MODE>_1): New.
6665 (sync_lock_test_and_set<I12MODE>): New.
6666 (sync_lock_test_and_set<I12MODE>_1): New.
6668 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6672 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6674 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6676 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6677 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6679 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6682 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6684 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6686 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6687 memory_operand constraint.
6688 (store_conditional_<mode>): Same.
6689 (sync_compare_and_swap<mode>): Same.
6690 (sync_lock_test_and_set<mode>): Same.
6692 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6694 Rewrite PIC support to more closely model actual instructions.
6695 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6696 (cris_symbol): Remove prototypes for removed functions.
6697 (cris_pic_symbol_type_of, cris_valid_pic_const)
6698 (cris_expand_pic_call_address): Prototypes for new functions.
6699 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6701 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6703 <case ':'>: Add case for new punctuation character.
6704 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6705 emitting (extra) PIC modifier.
6706 <case UNSPEC>: Do not assert for PLT.
6707 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6708 (cris_expand_prologue, cris_expand_epilogue): Check
6709 for pic_offset_table_rtx usage instead of taking
6710 current_function_uses_pic_offset_table as the final word.
6711 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6712 Remove flag_pic difference.
6713 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6714 the moral equivalents of...
6715 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6717 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6718 (cris_handle_option): Mark ARG as unused.
6719 (cris_expand_pic_call_address): New worker function for "call",
6721 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6722 output PIC constructs here.
6723 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6724 as symbol-specific modifers, not whole or part of operands.
6725 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6726 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6727 constants and flag_pic.
6728 (CONSTANT_INDEX_P): Adjust for new functions.
6729 (enum cris_pic_symbol_type): New helper type.
6730 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6731 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6732 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6734 ("movsi"): Emit actual instructions for GOT and relative access.
6735 ("*movsi_got_load"): New pattern to set up the register holding
6737 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6738 Adjust FIXME for 'S'.
6739 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6740 Use "movs" for -fpic cases.
6741 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6742 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6743 ("call", "call_value"): Just call cris_expand_pic_call_address for
6745 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6746 Remove special pattern.
6747 ("*expanded_call_side", "*expanded_call_value_side"): New
6749 (gotplt-to-plt, gotplt-to-plt-side-call)
6750 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6752 * config/cris/cris/predicates.md
6753 ("cris_general_operand_or_gotless_symbol"): Remove unused
6755 ("cris_general_operand_or_symbol"): Adjust for new functions.
6757 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6759 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6761 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6763 * Makefile.in (TREE_H): Add treestruct.def.
6764 (c-decl.o): Add pointer-set.h
6765 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6766 visibility on regular DECL's.
6767 (merge_decls): Fix the copying of decl nodes of various types for
6768 the new structures. Don't update RTL, section name, weak status,
6769 etc, on DECL's without RTL.
6770 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6771 Don't check volatile on non-variable types.
6772 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6773 to check whether we have seen arguments.
6774 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6775 flag is checked before field (flag is common, field is not).
6776 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6777 TS_DECL_COMMON could have an origin.
6778 (add_location_or_const_value_attribute): Don't check section name
6779 on non-var/function decls.
6780 (dwarf2out_var_location): Reverse order of tests.
6781 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6782 with DECL_WRTL_CHECK.
6783 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6784 * fold-const.c (fold_binary): Don't check weakness on
6785 non-var/function decls.
6786 (tree_expr_nonzero_p): Ditto.
6787 (fold_checksum_tree): Use tree_decl_extra as sizeof
6789 * ggc-page.c (extra_order_size_table): Add sizes for
6790 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6792 * gimplify.c (gimplify_bind_expr): Only set
6793 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6794 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6796 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6797 * langhooks.h (init_ts). New langhook.
6798 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6799 * print-tree.c (print_node): Update to only print fields that
6800 exist in the structures the passed decl has.
6801 * toplev.c (wrapup_global_declarations): Don't reset
6802 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6803 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6804 * tree-inline.c (remap_decl): Ditto.
6805 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6806 * tree-pretty-print.c (print_declaration): Don't print
6807 DECL_REGISTER on things that don't contain it.
6808 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6809 non-var/function decls.
6810 * tree.c (tree_contains_struct): New structure.
6811 (init_priority_for_decl): New hashtable.
6812 (tree_int_map): New structure.
6813 (tree_int_map_eq): New function.
6814 (tree_int_map_marked_p): Ditto.
6815 (tree_int_map_hash): Ditto.
6816 (tree_map): Move to tree.h.
6817 (tree_map_eq): Externalize.
6818 (tree_map_hash): Ditto.
6819 (tree_map_marked_p): Ditto.
6820 (init_ttree): Set up tree_contains_struct and call langhook.
6821 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6822 (tree_code_size): Update for new structures.
6823 (tree_node_structure): Update for new structures.
6824 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6826 (copy_node_stat): Copy init priority.
6827 (build_decl_stat): Ditto for visibility.
6828 (ts_enum_names): New.
6829 (tree_contains_struct_check_failed): New function.
6830 (decl_init_priority_lookup): Ditto.
6831 (decl_init_priority_insert): Ditto.
6832 * treestruct.def: New file.
6833 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6834 (CONTAINS_STRUCT_CHECK): Ditto.
6835 (tree_contains_struct_check_failed): New prototype.
6836 (DECL_CHECK): Removed.
6837 (DECL_MINIMAL_CHECK): New.
6838 (DECL_COMMON_CHECK): Ditto.
6839 (DECL_WRTL_CHECK): Ditto.
6840 (DECL_NON_COMMON_CHECK): Ditto.
6841 (DECL_WITH_VIS_CHECK): Ditto.
6842 (VAR_OR_FUNCTION_DECL_P): Ditto
6843 (struct tree_decl_minimal): New structure.
6844 (struct tree_decl_common): Ditto.
6845 (struct tree_decl_with_rtl): Ditto.
6846 (struct tree_decl_with_vis): Ditto.
6847 (struct tree_decl_non_common): Ditto.
6848 (struct tree_field_decl): Ditto.
6849 (struct tree_parm_decl): Ditto.
6850 (struct tree_var_decl): Ditto.
6851 (struct tree_function_decl): Ditto.
6852 (struct tree_const_decl): Ditto.
6853 (struct tree_result_decl): Ditto.
6854 (union tree_node): Add new structures.
6855 * var-tracking.c (track_expr_p): Reverse order of tests.
6857 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6859 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6861 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6862 * system.h: Poison FINALIZE_PIC.
6863 * doc/tm.texi (FINALIZE_PIC): Remove.
6865 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6868 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6869 to the correct type if we have a MODIFY_EXPR.
6871 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6873 PR tree-optimization/22360
6874 * tree.c (upper_bound_in_type): Fix calculations for casting
6875 to a non-wider signed type and casting a signed value to a
6876 wider unsigned type.
6877 (lower_bound_in_type): Fix calculations for casting to a
6878 non-wider signed type.
6880 PR tree-optimization/20139
6881 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6883 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6884 fold_cond_expr_cond.
6885 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6886 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6888 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6891 * tree-complex.c (expand_complex_libcall): Produce
6892 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6894 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6896 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6897 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6898 b" assert and inserted fastpath code for this case.
6899 (bitmap_ior): Removed "a != b" assert.
6901 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6903 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6904 (ENDFILE_SPEC): Likewise.
6905 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6907 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6908 a large stack frame at epilogue.
6910 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6912 * final.c: Include sdbout.h when required.
6914 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6916 * config.gcc (*-*-darwin*): Only one target-specific header file
6918 (powerpc-*-darwin*): Add version-specific header files.
6919 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6920 * config.in: Regenerate.
6921 * configure: Regenerate.
6922 * gcc.c: Include xregex.h.
6923 (version_compare_spec_function): New.
6924 (spec_function): Add version-compare.
6925 (replace_outfile_spec_function): Reformat comment.
6926 (compare_version_strings): New.
6927 * config/darwin-c.c (version_as_macro): New.
6928 (builtin_define): New.
6929 (darwin_cpp_builtins): New.
6930 * config/darwin-protos.h (darwin_cpp_builtins): New.
6931 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6932 (LIB_SPEC): Make unconditional, update comment.
6933 (TARGET_C99_FUNCTIONS): Define.
6934 * config/darwin.opt: Sort.
6935 (mmacosx-version-min=): New.
6936 * config/darwin7.h: Delete.
6937 * config/darwin8.h: Delete.
6938 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6939 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6940 (TARGET_C99_FUNCTIONS): Define.
6941 * config/rs6000/darwin7.h: New.
6942 * config/rs6000/darwin8.h: New.
6943 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6944 (-mmacosx-version-min): Document.
6946 2005-07-07 Ian Lance Taylor <ian@airs.com>
6948 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6950 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6953 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6955 2005-07-07 Khem Raj <kraj@mvista.com>
6957 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6958 in bytes, not words.
6960 2005-07-07 Paul Brook <paul@codesourcery.com>
6962 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6963 DEFAULT_FUNCTION_ARG_PADDING to upward.
6965 2005-07-07 Richard Henderson <rth@redhat.com>
6967 * function.c (locate_and_pad_parm): Record parameter alignment in
6968 stack_alignment_needed.
6970 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6972 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6973 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6974 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6975 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6976 (define_attr "type"): Add isync, sync, load_l, store_c.
6977 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6978 Create scratch volatile MEM.
6979 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6981 (load_locked_<mode>): New.
6982 (store_conditional_<mode>): New.
6983 (sync_compare_and_swap<mode>): Replace with splitter.
6984 (sync_lock_test_and_set<mode>): Replace with splitter.
6985 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6987 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6988 is ics. Attribute isync.
6989 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6991 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6992 and UNSPECV_SYNC_OP.
6993 (emit_unlikely_jump): New.
6994 (emit_load_locked): New.
6995 (emit_store_conditional): New.
6996 (rs6000_split_compare_and_swap): New.
6997 (rs6000_split_lock_test_and_set): New.
6998 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6999 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7000 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7001 rs6000_split_lock_test_and_set): Declare.
7002 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7003 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7004 store_c, isync, sync.
7006 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7008 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7009 filenames to gtyp-gen.h.
7010 (s-typ-gen): Use it in place of for loops.
7012 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7014 * hooks.c (hook_bool_rtx_int_false): New function.
7015 * hooks.h (hook_bool_rtx_int_false): Declare.
7016 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7017 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7018 * target.h (struct gcc_target): Add commutative_p member.
7019 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7020 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7021 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7022 (pa_commutative_p): New function.
7023 * jump.c (target.h): Include.
7024 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7025 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7027 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7029 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7030 (s390_expand_setmem): New.
7031 * config/s390/s390.c: Likewise.
7032 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7034 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7035 general_operand. Call new function "s390_expand_setmem".
7036 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7037 ("setmem_long", "*setmem_long"): ... this.
7039 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7041 * config/s390/s390.c: (optimization_options): Enable
7042 TARGET_MVCLE at -Os.
7043 * doc/invoke.texi: Document changes in default behaviour.
7044 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7046 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7048 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7049 defined by back-end.
7051 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7053 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7054 all sets in the pattern.
7055 * config/rs6000/rs6000.md (stack_protect_testsi,
7056 stack_protect_testdi): Likewise.
7058 2005-07-06 Jeff Law <law@redhat.com>
7060 * tree-vrp.c (simplify_using_ranges): Kill.
7061 (vrp_finalize): Remove call to simplify_using_ranges.
7062 (simplify_stmt_using_ranges): New function extracted from
7063 simplify_using_ranges.
7064 (simplify_div_or_mod_using_ranges): Likewise.
7065 (simplify_abs_using_ranges): Likewise.
7066 (simplify_cond_using_ranges): New function.
7067 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7068 * tree-ssa-propagate.c (substitute_and_fold): Call
7069 simplify_stmt_using_ranges if we have range information.
7071 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7073 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7074 ia64_flag_schedule_isns2.
7076 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7077 reading/writing general registers.
7078 (ia64_function_arg): Revert 2005-06-18 change.
7080 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7082 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7083 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7085 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7087 * function.c (expand_function_end): Revert part of 2005-06-27
7088 patch. Do sjlj_emit_function_exit_after after return_label.
7090 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7092 * doc/install.texi (--disable-libssp): New.
7094 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7096 * doc/invoke.texi: Update -fforce-mem documentation.
7097 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7098 code for -fforce-mem.
7099 * expmed.c: (store_bit_field,store_fixed_bit_field,
7100 extract_bit_field): Ditto.
7101 * expr.c: (convert_move): Ditto.
7102 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7103 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7104 emit_conditional_add,expand_float,expand_fix): Ditto.
7105 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7106 (common_handle_option): Issue warning when -fforce-mem specified.
7108 2005-07-06 Paul Brook <paul@codesourcery.com>
7110 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7112 * configure: Regenerate.
7114 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7116 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7118 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7120 Fix PR tree-optimization/22319
7121 Fix PR tree-optimization/22140
7122 Fix PR tree-optimization/22310
7124 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7125 variable sized types.
7126 Use correct type for intermediate structure on *a = *b structure
7129 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7131 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7133 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7134 (machine_function): Move typedef to...
7135 * config/rs6000/rs6000.c (machine_function): ... here. Add
7136 varargs_save_offset field.
7137 (rs6000_stack_t): Remove varargs_size field.
7138 (setup_incoming_varargs): Allocate varargs save area using
7139 assign_stack_local, try to make it as small as possible.
7140 Save offset from virtual_stack_vars_rtx to the save area
7141 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7142 instead of magic 8 when fp word byte size is used.
7143 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7144 instead of -RS6000_VARARGS_SIZE.
7145 (rs6000_stack_info, debug_stack_info,
7146 rs6000_initial_elimination_offset): Remove all traces of
7148 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7149 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7150 RS6000_VARARGS_AREA.
7152 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7154 PR tree-optimization/21963
7155 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7156 constant_multiple_of in the same way get_computation_cost_at does.
7158 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7160 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7161 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7162 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7163 and return its previous value.
7164 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7165 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7167 (stack_protect_set, stack_protect_test): New expanders.
7168 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7169 stack_protect_testdi): New insns.
7170 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7171 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7173 2005-07-06 Jeff Law <law@redhat.com>
7175 * tree-ssa-dce.c (cfg_altered): New global.
7176 (tree_dce_init): Initialize cfg_altered.
7177 (remove_dead_stmt): If we remove an edge in the CFG, then set
7179 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7182 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7184 * Makefile.in (stamp-collect-ld): Use
7185 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7186 ./collect-ld if it already exists.
7187 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7188 Don't remove ./nm if it already exists.
7190 2005-07-05 Devang Patel <dpatel@apple.com>
7192 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7193 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7194 * tree-vectorizer.c (vect_loop_location): New.
7195 (vect_print_dump_info): Use vect_loop_location.
7196 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7197 (vectorize_loops): Set vect_loop_location.
7198 * tree-vect-analyze.c (vect_analyze_offset_expr,
7199 vect_determin_vectorization_factor, vect_analyze_operations,
7200 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7201 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7202 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7203 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7204 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7205 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7206 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7207 vect_analyze_loop): Adjust vect_print_dump_info API.
7208 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7209 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7210 vect_finish_stmt_generation, vectorizable_assignment,
7211 vectorizable_operation, vectorizable_store, vectorizable_load,
7212 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7213 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7214 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7215 vect_transform_loop): Same.
7216 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7217 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7220 2005-07-05 Randolph Chung <tausq@debian.org>
7222 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7223 * configure: Regenerate.
7224 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7225 (pa_tls_referenced_p): Declare.
7226 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7227 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7228 (legitimize_tls_address): New.
7229 (hppa_legitimize_address): Handle TLS addresses.
7230 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7231 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7232 (emit_move_sequence): Handle TLS addresses.
7233 (pa_encode_section_info): Call default handler to handle common
7235 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7236 (CONSTANT_ADDRESS_P): Reject TLS operands.
7237 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7238 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7239 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7240 (UNSPEC_TLSLE): Define new constants.
7241 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7242 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7243 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7244 (tie_symbolic_operand, tle_symbolic_operand): New
7246 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7248 * aclocal.m4: Update macros for autoconf 2.59 style.
7249 * configure.ac: Likewise.
7251 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7253 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7254 (function_arg): Pass small aggregates in general registers on 32-bit
7256 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7258 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7260 * Makefile.in (final.o): Fix dependencies.
7262 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7266 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7267 * langhooks.c (lhd_expr_to_decl): New.
7268 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7270 (LANG_HOOKS_INITIALIZER): Update.
7271 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7272 expr_to_decl langhook.
7273 * c-tree.h (c_expr_to_decl): Declare.
7274 * c-typeck.c (c_expr_to_decl): New.
7275 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7277 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7279 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7282 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7283 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7285 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7287 * Makefile.in: Adjust dependencies.
7288 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7289 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7290 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7291 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7292 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7293 rest_of_compilation.
7295 * bb-reorder.c (gate_duplicate_computed_gotos,
7296 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7297 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7298 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7299 pass_partition_blocks): New.
7300 * bt-load.c (gate_handle_branch_target_load_optimize,
7301 rest_of_handle_branch_target_load_optimize,
7302 pass_branch_target_load_optimize): New.
7303 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7305 * cfglayout.c (pass_insn_locators_initialize): New.
7306 * cfgrtl.c (pass_free_cfg): New.
7307 * combine.c (gate_handle_combine, rest_of_handle_combine,
7309 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7310 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7311 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7312 * except.c (pass_set_nothrow_function_flags,
7313 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7315 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7316 rest_of_handle_shorten_branches, pass_shorten_branches,
7317 rest_of_clean_state, pass_clean_state): New.
7318 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7319 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7320 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7322 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7323 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7324 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7325 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7327 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7328 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7329 pass_rtl_ifcvt, gate_handle_if_after_combine,
7330 rest_of_handle_if_after_combine, pass_if_after_combine,
7331 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7332 pass_if_after_reload): New.
7333 * integrate.c (pass_initial_value_sets): New.
7334 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7335 pass_purge_lineno_notes): New.
7336 * mode-switching.c (rest_of_handle_mode_switching,
7337 pass_mode_switching): New.
7338 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7339 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7341 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7342 pass_loop_optimize): New.
7343 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7345 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7347 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7348 pass_postreload_cse): New.
7349 * profile.c (gate_handle_profiling, pass_profiling,
7350 rest_of_handle_branch_prob, pass_branch_prob): New.
7351 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7352 pass_split_before_regstack, gate_handle_split_before_regstack,
7353 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7354 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7355 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7356 pass_stack_regs): New.
7357 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7358 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7359 pass_stack_adjustments): New.
7360 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7361 pass_regrename): New.
7362 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7363 pass_delay_slots, gate_handle_machine_reorg,
7364 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7365 * rtl.h (extern void purge_line_number_notes): New.
7366 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7367 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7369 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7371 * value-prof.c (gate_handle_value_profile_transformations,
7372 rest_of_handle_value_profile_transformations,
7373 pass_value_profile_transformations): New.
7374 * var-tracking.c (gate_handle_var_tracking,
7375 pass_variable_tracking): New.
7376 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7378 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7379 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7380 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7381 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7382 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7383 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7384 rest_of_handle_gcse2, rest_of_handle_regmove,
7385 rest_of_handle_tracer, rest_of_handle_if_conversion,
7386 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7387 rest_of_handle_web, rest_of_handle_branch_prob,
7388 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7389 rest_of_handle_jump_bypass, rest_of_handle_combine,
7390 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7391 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7392 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7393 rest_of_handle_mode_switching, rest_of_handle_jump,
7394 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7395 rest_of_handle_flow2, rest_of_handle_jump2,
7396 rest_of_handle_peephole2, rest_of_handle_postreload,
7397 rest_of_handle_shorten_branches, rest_of_clean_state,
7398 rest_of_compilation): Remove.
7400 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7401 * passes.c (dump_flags, in_gimple_form, all_passes,
7402 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7403 register_dump_files, next_pass_1, last_verified, execute_todo,
7404 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7405 from tree-optimize.c.
7406 (init_optimization_passes): Moved from tree-optimize.c,
7407 adding the RTL optimizations.
7408 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7409 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7410 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7411 register_dump_files, next_pass_1, last_verified, execute_todo,
7412 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7413 init_tree_optimization_passes, ipa_passes): Delete.
7414 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7416 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7417 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7419 (ipa_passes): Remove.
7420 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7421 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7422 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7423 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7424 (dump_info_p, dump_flag): Moved to tree-dump.h.
7426 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7428 * passes.c (finish_optimization_passes): Use dump_begin
7429 and dump_end, TDI_end.
7430 (gate_rest_of_compilation): New.
7431 (pass_rest_of_compilation): Use it.
7432 (gate_postreload, pass_postreload): New.
7433 * toplev.c (general_init): Rename init_tree_optimization_passes.
7434 * toplev.h (init_tree_optimization_passes): Rename to
7435 init_optimizations_passes.
7436 * tree-dump.c (dump_flag): Make static.
7437 (dump_files): Remove RTL dumps.
7438 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7439 pass_cleanup_cfg, pass_free_cfg_annotations,
7440 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7441 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7442 * tree-pretty-print.c: Include tree-pass.h.
7443 * cgraph.c: Include tree-dump.h.
7445 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7447 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7448 Only fall back to saying it points to readonly memory if
7451 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7453 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7454 * config/m32r/m32r.c (m32r_compute_frame_size,
7455 m32r_expand_prologue): Take current_function_profile into
7456 account whenever we reference
7457 current_function_uses_pic_offset_table.
7458 (m32r_finalize_pic): Remove.
7459 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7461 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7463 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7464 instead of $<. Don't remove ./as if it already exists.
7466 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7469 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7470 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7471 for complex modes when generating code for PA 1.0.
7472 (VALID_FP_MODE_P): New macro.
7473 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7474 sets for all general and floating point modes. Align wide floating
7475 point modes to even register boundaries to comply with architectural
7477 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7478 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7479 (VALID_FP_MODE_P): New macro.
7480 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7481 sets for all general and floating point modes. Align wide floating
7482 point modes to even register boundaries to comply with architectural
7485 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7487 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7490 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7492 * tree-ssa-structalias.c: Don't include expr.h.
7494 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7496 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7499 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7501 Fix PR tree-optimization/22279
7503 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7506 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7508 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7510 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7512 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7513 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7514 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7515 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7516 config/stormy16/stormy16.c, config/v850/v850.c,
7517 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7518 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7519 Avoid "." or "\n" at end of diagnostics and capital letters at
7520 start of diagnostics.
7521 * combine.c, cse.c: Don't translate dump file output.
7522 * toplev.c (print_version): Only translate output if going to
7525 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7527 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7528 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7531 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7533 * pa.c (fix_range): Fix typo in comment.
7535 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7537 * tree-vrp.c (extract_range_from_assert): Replace
7538 fold (build (...)) with fold_build2.
7540 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7542 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7543 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7544 (format_types_orig, handle_format_attribute): Add support for
7547 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7549 * varasm.c (assemble_variable): Fix format specifier thinko.
7551 2005-07-03 Ira Rosen <irar@il.ibm.com>
7553 PR tree-optimization/22029 (and 22135)
7554 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7555 a phi node before calling dump_vops.
7557 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7559 * tree-dump.h (dump_string_field): Declare.
7560 * tree-dump.c: Use it instead of dump_string.
7561 (dump_string_field): Make non-static.
7563 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7565 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7566 up the minimal CFG stuff always when optimize > 0. Call
7567 split_all_insns_noflow in PIC case if needed.
7569 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7570 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7573 * c-decl.c (c_write_global_declarations): Dump contents of
7575 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7576 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7577 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7578 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7581 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7583 * c-common.h (GCC_DIAG_STYLE): Define.
7584 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7585 version for format checking to 4.1.
7586 * c-format.c: Include toplev.h after c-common.h.
7587 (enum format_type): Add gcc_tdiag_format_type.
7588 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7589 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7590 (format_types_orig): Add gcc_tdiag.
7591 (init_dynamic_diag_info): Support gcc_tdiag formats.
7592 (handle_format_attribute): Likewise.
7593 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7594 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7595 version for format checking to 4.1.
7596 (warning0, warning, error, pedwarn, sorry): Use
7598 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7599 (finish_aliases_1): Do not use %qE.
7600 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7601 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7602 Correct format bugs.
7603 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7604 parameter to unsigned HOST_WIDE_INT.
7605 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7607 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7610 * expr.c (write_complex_part): Use adjust_address for MEM.
7611 (read_complex_part): Same.
7613 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7615 Fix PR tree-optimization/22280
7617 * tree-sra.c (generate_element_init): Remove useless loop.
7619 2005-07-02 Richard Henderson <rth@redhat.com>
7621 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7623 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7625 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7628 * fold-const.c (fold_binary): Handle the return value of
7629 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7630 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7632 2005-07-02 Jeff Law <law@redhat.com>
7634 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7635 a eliminate type conversion which feeds an equality comparison
7636 if the original type or either operand in the comparison is a
7639 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7641 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7642 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7644 * config/avr/avr.c: Do not use '`' as left quote.
7645 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7646 Remove "." from end of diagnostics. Make diagnostics start with
7649 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7650 Joseph S. Myers <joseph@codesourcery.com>
7652 * toplev.c (default_tree_printer): Handle setting location with
7654 * c-objc.common.c (c_tree_printer): Likewise.
7655 * c-format.c (gcc_diag_flag_specs): Add '+'.
7656 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7657 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7659 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7660 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7661 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7662 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7663 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7664 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7665 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7666 format arguments where %J is used without %D.
7668 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7670 * gcc.c (LINK_SSP_SPEC): Define.
7671 (link_ssp_spec): New variable.
7672 (LINK_COMMAND_SPEC): Add %(link_ssp).
7673 (static_specs): Add link_ssp_spec.
7674 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7675 * configure: Rebuilt.
7676 * config.in: Rebuilt.
7678 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7679 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7680 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7681 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7682 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7683 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7684 -0x7008(2) instead of reading __stack_chk_guard variable.
7685 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7687 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7688 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7689 if TARGET_THREAD_SSP_OFFSET is defined.
7690 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7691 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7694 2005-06-27 Richard Henderson <rth@redhat.com>
7695 * libgcc-std.ver (GCC_4.1.0): New.
7696 * libgcc.h (__stack_chk_guard): Declare.
7697 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7698 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7699 * mklibgcc.in (lib2funcs): Add them.
7701 2005-07-01 Richard Henderson <rth@redhat.com>
7703 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7704 void * before struct sigcontext *.
7705 (x86_fallback_frame_state): Likewise.
7707 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7709 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7711 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7714 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7715 we check for SSA_NAME for.
7717 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7719 Fix PR tree-optimization/22071
7721 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7723 (get_constraint_for_component_ref): Use it.
7725 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7728 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7729 print out the last new line.
7731 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7733 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7734 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7735 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7736 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7737 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7738 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7739 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7740 (enum reg_class): New member CC0_REGS.
7741 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7742 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7743 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7744 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7745 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7746 Adjust for register now described.
7748 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7751 * config/i386/i386.md (stack_protect_test_si,
7752 stack_protect_test_di): Add earlyclobber for scratch 3.
7753 * config/rs6000/rs6000.md (stack_protect_testsi,
7754 stack_protect_testdi): Add earlyclobber for scratch 3,
7755 remove earlyclobber from scratch 4.
7757 Older entries for 2005 can be found in ChangeLog-2005.
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