1 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
6 2005-10-20 Steven Bosscher <stevenb@suse.de>
8 PR tree-optimization/24225
9 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
11 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
14 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
16 * varasm.c (find_decl_and_mark_needed): After cgraph global info
17 is ready, stop marking functions, but still mark variables.
19 2005-10-20 Richard Guenther <rguenther@suse.de>
22 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
25 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
27 PR rtl-optimization/23585
28 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
29 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
30 (may_trap_p_1): New predicate extracted from...
31 (may_trap_p): ... here. Invoke may_trap_p_1.
32 (may_trap_or_fault_p): New predicate.
33 * rtl.h (may_trap_or_fault_p): Declare it.
34 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
35 instead of may_trap_p.
36 (steal_delay_list_from_fallthrough): Likewise.
37 (fill_simple_delay_slots): Likewise.
38 (fill_slots_from_thread): Likewise.
39 * function.c (pad_to_arg_alignment): Rework comment about
40 SPARC_STACK_BOUNDARY_HACK.
41 * config/sparc/sparc.h: Likewise.
43 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
45 * config/s390/s390.c (s390_expand_insv): New.
46 * config/s390/s390-protos.h (s390_expand_insv): Declare.
47 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
48 ("icm_hi"): Remove mode attribute.
49 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
51 ("*extracthi", "*extractqi"): Remove.
52 (extv<mode>", "*extzv<mode>"): New.
53 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
54 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
56 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
58 * cfgexpand.c (discover_nonconstant_array_refs_r,
59 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
60 (tree_expand_cfg): Call discover_nonconstant_array_refs.
61 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
62 discover_nonconstant_array_refs.
64 2005-10-19 Steven Bosscher <stevenb@suse.de>
67 * c-decl.c (pop_scope): Don't warn about an unused variable
68 if it is marked with TREE_NO_WARNING.
69 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
70 somenow mismatch and olddecl is to be replaced.
72 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
75 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
76 whether registers live on the edge can be saved/restored.
78 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
80 * config/sh/sh.c (fixup_mova): Skip notes.
82 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
84 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
85 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
86 (s390_can_eliminate): Handle BASE_REGNUM elimination.
87 (s390_initial_elimination_offset): Likewise.
88 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
89 register on TARGET_ZARCH targets.
90 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
91 (INITIAL_FRAME_POINTER_OFFSET): Remove.
92 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
93 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
95 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
97 * config/s390/s390.md: Comment describing output modifiers updated.
98 * config/s390/s390.c (print_operand): Likewise.
100 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
102 * config/s390/s390.c (override_options): Added check for -mstack-size
104 * doc/invoke.texi: Mention that limit in the documenation.
106 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
109 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
111 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
113 Fix PR tree-optimization/24231
115 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
116 (compute_avail): Ditto.
118 2005-10-18 Richard Henderson <rth@redhat.com>
121 * config/i386/i386.c (legitimate_constant_p): Check
122 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
124 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
125 (legitimate_pic_address_disp_p): Reorg CONST checking to make
126 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
128 (print_operand_address): Likewise.
129 * config/i386/predicates.md (x86_64_immediate_operand): Test
130 SYMBOL_REF_TLS_MODEL properly inside CONST.
131 (x86_64_zext_immediate_operand): Likewise.
132 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
133 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
134 * config/i386/i386-protos.h: Remove predicates.md entries.
136 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
138 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
139 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
141 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
142 Ian Lance Taylor <ian@airs.com>
145 * fold-const.c (fold_widened_comparison): Do not allow range based
146 constant folding when right operand cannot be unwidened.
148 2005-10-17 Richard Henderson <rth@redhat.com>
150 * builtins.c (expand_builtin_synchronize): Build a new-style asm
151 with a memory clobber.
153 2005-10-17 James E Wilson <wilson@specifix.com>
155 PR rtl-optimization/17356
156 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
157 checking for EDGE_EH.
159 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
161 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
162 the slot on an even boundary for any type with 16-byte alignment.
164 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
167 * md.texi (Modifiers) <%>: Clarify that % doesn't work
168 after register allocation.
170 2005-10-17 DJ Delorie <dj@redhat.com>
172 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
175 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
178 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
181 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
183 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
184 to 2 if it's already non-zero.
185 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
186 is set and warn about it if flag_schedule_insns is 1.
188 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
190 * config/crx/crx.md: Compare-and-branch instructions need to
193 2005-10-17 Uros Bizjak <uros@kss-loka.si>
196 * config/i386/i386.md (*pushdi2_rex64 splitter)
197 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
198 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
199 flow2 pass only when (optimize > 0 && flag_peephole2).
201 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
204 * gcc.c (have_c): New static variable.
206 (process_command): Remove declation of have_c.
207 Set have_o to 1 when handling -o.
208 (main): Add a fatel error if there are multiple
209 files specified and -o and -c/-S is passed witout
210 -combine or multiple languages.
212 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
214 Fix PR tree-optimization/22444
215 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
216 Assert that we don't hit something with subvars.
217 (setup_pointers_and_addressables): Don't add things with subvars,
218 because we'll already process the subvars for aliasing purposes.
220 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
223 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
224 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
225 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
226 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
227 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
228 swapped, alternatives for the R constraint.
231 * builtins.c (get_builtin_sync_mode): Make unlimited
232 mode_for_size request.
234 2005-10-15 Richard Henderson <rth@redhat.com>
236 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
237 (gimplify_expr): ... here.
238 (gimplify_compound_lval): Use it in initial scan loop. Allow
239 fb_lvalue in base expression.
241 2005-10-15 Richard Henderson <rth@redhat.com>
244 * builtins.c (expand_builtin_trap): Export.
245 * expr.h (expand_builtin_trap): Declare.
246 * expr.c (expand_assignment): Emit a trap for integral offsets
247 from registers that weren't reduced to bitpos.
249 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
250 (mark_array_ref_addressable): Remove.
251 * tree-flow.h (mark_array_ref_addressable): Remove.
252 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
254 2005-10-15 James E Wilson <wilson@specifix.com>
257 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
258 (add_dependence_list_and_free): Likewise.
259 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
262 2005-10-15 Diego Novillo <dnovillo@redhat.com>
266 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
267 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
269 (vrp_visit_phi_node): Only prevent infinite iterations when
270 the previous result and the new result are both VR_RANGEs.
272 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
274 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
277 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
280 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
283 2005-10-14 Per Bothner <per@bothner.com>
285 PR preprocessor/21250
286 * c-ppoutput.c (print_line): Print internal line 0 as 1.
288 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
291 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
292 overflow flags. Refactor some conditionals.
294 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
297 * tree-dfa.c (add_referenced_var): Only look at decls which
298 have TREE_CONSTANT or TREE_READONLY set instead of if
299 !TREE_PUBLIC or !TREE_CONSTANT.
301 2005-10-13 James E Wilson <wilson@specifix.com>
303 * doc/invoke.texi: For -x, add f95-cpp-input.
304 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
306 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
308 PR tree-optimization/24262
309 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
310 in loop all the time.
312 2005-10-12 Richard Henderson <rth@redhat.com>
315 * tree.h (DECL_TRANSPARENT_UNION): Remove.
316 * function.c (assign_parm_find_data_types): Don't support it.
317 * print-tree.c (print_node): Likewise.
318 * c-common.c (handle_transparent_union_attribute): Likewise.
319 Use build_duplicate_type.
320 * tree-inline.c (remap_type_1): Split out of remap_type;
321 properly remap aggregate fields.
322 (build_duplicate_type): New.
323 * doc/extend.texi (Variable Attributes): Remove documentation
324 for transparent_union.
326 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
329 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
330 (gen_stack_pointer_dec): Likewise.
332 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
336 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
338 (struct cxx): Add adjust_class_at_definition target hook.
339 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
340 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
341 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
342 hook_void_tree. Add to TARGET_CXX.
343 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
345 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
346 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
347 instead of attribute. Check for dllexport override. Warn if
348 inconsistent dll linkage. Don't lose old dllimport if decl has
349 had address referenced. Tweak lookup of dllimport atribute.
350 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
351 for target specific rules. Don't add dllimport attribute if
352 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
354 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
355 * varasm.c (initializer_constant_valid_p): Replace
356 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
360 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
361 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
362 (i[34567]86-*-mingw32*): Likewise.
364 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
365 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
367 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
368 C++-specific code. Change return value to bool.
369 (i386_pe_dllimport_p): Likewise.
370 (associated_type): Simplify and make language-independent
371 (i386_pe_encode_section_info): Replace override of ambiguous
372 dllimport symbol refs with a gcc_assert.
373 (i386_pe_valid_dllimport_attribute_p): Define.
374 * config/i386/winnt-cxx.c: New file. Define C++ versions of
375 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
376 i386_pe_adjust_class_at_definition.
377 * config/i386/winnt-stubs.c: New file. Define stub versions of
378 lang-specific functions.
379 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
380 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
381 i386_pe_adjust_class_at_definition.
382 (i386_pe_valid_dllimport_attribute_p): Declare.
383 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
384 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
385 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
388 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
389 dllimport attribute with test of DECL_DLLIMPORT_P.
391 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
393 * combine.c (make_extraction): Correct offset computation.
395 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
397 * config/cris/t-linux (LIMITS_H_TEST): Define.
399 2005-10-12 Richard Henderson <rth@redhat.com>
402 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
404 2005-10-12 Richard Guenther <rguenther@suse.de>
406 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
408 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
411 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
412 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
415 2005-10-12 Richard Guenther <rguenther@suse.de>
418 * varasm.c (output_constant): Correct typo from previous
421 2005-10-11 Ian Lance Taylor <ian@airs.com>
423 PR rtl-optimization/13931
424 * combine.c: Revert patch of 2003-05-14, and:
425 (try_combine): Only set elim_i1 and elim_i2 if the destination is
426 completely killed in the appropriate insn.
427 (distribute_notes): Don't skip multiple hard register test for
430 2005-10-11 Richard Henderson <rth@redhat.com>
433 * c-typeck.c (convert_for_assignment): Use build_constructor_single
434 to initialize a transparent union instead of a nop_expr.
436 2005-10-11 Richard Henderson <rth@redhat.com>
438 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
439 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
440 (tree_ssa_dce_loop): Call scev_reset.
443 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
444 * tree-ssa-dce.c: Include cfgloop.h.
445 (tree_ssa_dce_loop, pass_dce_loop): New.
446 * tree-pass.h (pass_dce_loop): Declare it.
447 * passes.c (init_optimization_passes): Use it.
449 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
452 * convert.c (convert_to_real): Revert 2005-10-05 patch.
453 Only apply the optimization for rounding builtins if the inner
454 cast is also an extension.
456 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
459 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
460 mark_new_vars_to_rename instead of update_stmt.
462 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
464 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
466 2005-10-11 Jakub Jelinek <jakub@redhat.com>
468 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
469 for setting MMX register to 0 rather than mmx.
471 2005-10-10 Steve Ellcey <sje@cup.hp.com>
474 * configure.ac: Move gas check from mips specific case to common case.
475 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
476 * configure: Regenerate
477 * doc/install.texi: Update.
479 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
482 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
484 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
486 * gcc.c (do_spec_1): Accept numeric characters in file name
489 2005-10-10 Nick Clifton <nickc@redhat.com>
491 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
492 describing the deleted arm_gen_rotated_half_load function.
494 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
496 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
499 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
501 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
503 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
504 (EXTRA_MULTILIB_PARTS): Define.
505 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
506 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
507 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
508 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
509 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
510 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
512 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
514 PR tree-optimization/24226
515 * tree-cfg.c (remove_bb): Clean up unreachable loops.
516 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
517 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
520 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
522 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
524 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
527 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
528 Rewrite for no need for the early clobber.
530 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
532 Merge from csl-arm-branch:
533 2005-09-07 Paul Brook <paul@codesourcery.com>
534 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
537 2005-04-30 Paul Brook <paul@codesourcery.com>
538 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
539 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
541 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
542 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
543 (arm_override_options): Use TARGET_AAPCS_BASED.
544 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
545 (PTRDIFF_TYPE): Use int for AAPCS.
546 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
547 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
548 (DEFAULT_SHORT_ENUMS): Delete.
549 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
551 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
552 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
553 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
554 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
556 2004-12-03 Mark Mitchell <mark@codesourcery.com>
557 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
559 2004-11-22 Mark Mitchell <mark@codesourcery.com>
560 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
562 2004-11-19 Mark Mitchell <mark@codesourcery.com>
563 * config.gcc (arm*-*-linux-gnueabi): Add it.
564 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
566 (TARGET_OS_CPP_BUILTINS): Likeiwse.
567 * config/arm/linux-eabi.h: New file.
568 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
569 (LINUX_TARET_LINK_SPEC): Likewise.
571 * config/arm/t-linux-eabi: New file.
573 2005-10-08 Steven Bosscher <stevenb@suse.de>
576 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
578 (PARAM_SMS_DFA_HISTORY): Likewise.
580 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
583 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
584 (load_register_parameters): Call it.
585 (check_sibcall_argument_overlap_1): Likewise.
586 (store_one_arg): Likewise.
588 2005-10-07 James E. Wilson <wilson@specifix.com>
590 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
591 DImode not VECINT24 for operand 2.
594 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
598 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
599 fr_spill): Use destination_operand for operand 0.
601 2005-10-07 DJ Delorie <dj@redhat.com>
603 * varasm.c (output_constant): Limit error to expanding
606 2005-10-07 Richard Guenther <rguenther@suse.de>
609 * fold-const.c (fold_binary): Fix operand types during folding
610 of X op (A, Y). Evaluation order of the side-effects of
611 X and A are frontend-defined, so ensure we honour that even for
612 tcc_comparison class operands; eased by removing duplicate code.
614 2005-10-07 Steve Ellcey <sje@cup.hp.com>
616 * stor-layout.c (layout_type): Do not allow alignment of array
617 elements to be greater than their size.
619 2005-10-07 Steve Ellcey <sje@cup.hp.com>
621 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
623 (hppa*-*-linux*): Ditto.
624 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
625 * config/host-hpux.c: New.
626 * config/x-hpux: New.
627 * config/pa/x-hpux: Remove.
628 * config/pa/x-linux: Remove.
629 * config/pa/pa-host.c: Remove.
631 2005-10-07 Jeff Law <law@redhat.com>
633 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
634 determine whether or not to try and thread outgoing edges.
636 2005-10-07 David Edelsohn <edelsohn@gnu.org>
638 * config/rs6000/rs6000.md (eqsi_power): New.
639 (neg_eq0si): Add TARGET_POWER to final condition.
642 2005-10-06 Richard Henderson <rth@redhat.com>
644 * config/rs6000/rs6000.c: Revert last change.
646 2005-10-06 Richard Henderson <rth@redhat.com>
648 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
649 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
651 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
655 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
656 out return_label and naked_return_label.
658 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
660 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
663 2005-10-06 Richard Henderson <rth@redhat.com>
666 * tree-inline.c (declare_return_variable): Handle modify_dest not
669 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
671 Fix PR tree-optimization/22488
672 * tree-ssa-structalias.c (check_for_overlaps): New function.
673 (create_variable_info_for): Use it.
675 2005-10-06 Richard Henderson <rth@redhat.com>
678 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
679 (dwarf2out_start_source_file): Print it.
681 2005-10-06 Geoffrey Keating <geoffk@apple.com>
683 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
685 2005-10-06 Richard Henderson <rth@redhat.com>
688 * mode-switching.c (optimize_mode_switching): Clear transp bit
689 for block with incomming abnormal edges.
691 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
692 (fpscr_set_from_mem): Use them.
693 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
694 (fpscr postinc splitters): Rewrite as peephole2+split.
696 2005-10-06 David Edelsohn <edelsohn@gnu.org>
698 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
699 (eq<mode>_compare): Same.
701 2005-10-06 Richard Guenther <rguenther@suse.de>
703 PR tree-optimization/24238
704 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
706 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
708 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
709 here. Use AC_PATH_PROG for environment variables instead of
711 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
713 * configure: Regenerated.
715 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
718 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
719 then force it into a register.
720 (call_value): Likewise.
722 2005-10-06 Richard Henderson <rth@redhat.com>
725 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
726 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
727 under pass_vectorize.
729 2005-10-05 Devang Patel <dpatel@apple.com>
732 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
733 handling constants. Check NAMESPACE_DECL context for constants.
735 2005-10-05 Eric Christopher <echristo@apple.com>
737 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
739 2005-10-05 Richard Henderson <rth@redhat.com>
742 * tree-cfg.c (mark_array_ref_addressable_1): New.
743 (mark_array_ref_addressable): New.
744 * tree-flow.h (mark_array_ref_addressable): Declare.
745 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
747 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
751 * reload.c (subst_reloads): When adding a REG_LABEL to a
752 jump instruction, also update JUMP_LABEL.
754 2005-10-05 David Edelsohn <edelsohn@gnu.org>
756 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
757 * bb-reorder.c (copy_bb_p): Use it.
758 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
760 2005-10-05 Richard Henderson <rth@redhat.com>
763 * toplev.c (process_options): Warn about unsupported combinations
764 of unwind tables and omit-frame-pointer.
765 * config/i386/i386.c (override_options): Similarly. Enable
766 accumulate-outgoing-args if not explicitly disabled.
768 2005-10-05 Steve Ellcey <sje@cup.hp.com>
770 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
771 Handle big endian vs. small endian.
772 (vec_initv2sf): Handle big endian vs. small endian.
773 (*vec_extractv2sf_1): Ditto.
775 2005-10-05 Dale Johannesen <dalej@apple.com>
777 * convert.c (convert_to_real): Don't convert
778 (float)floor(double d) to floorf((float)d).
780 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
782 * config/arm/arm.md (insv): Use gen_int_mode in more places.
784 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
786 PR tree-optimization/18587
787 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
788 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
789 build_vuses): Change to VEC type.
790 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
791 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
792 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
793 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
794 (get_name_decl): New. Return DECL_UID of base variable.
795 (operand_build_cmp): New. qsort comparison routine.
796 (operand_build_sort_virtual): New. Sort virtual build vector.
797 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
798 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
799 (FINALIZE_BASE): Use get_name_decl.
800 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
801 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
802 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
803 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
804 direct VEC_* manipulations.
805 (build_ssa_operands): Call operand_build_sort_virtual.
806 (copy_virtual_operand, create_ssa_artficial_load_stmt,
807 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
808 with direct VEC_* manipulations.
809 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
810 with direct VEC manipulations.
812 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
814 PR tree-optimization/21419
815 PR tree-optimization/24146
816 PR tree-optimization/24151
818 * c-typeck.c (readonly_error): Handle USE being lv_asm.
819 (build_asm_expr): Call it if outputs are read-only.
820 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
822 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
823 Paolo Bonzini <bonzini@gnu.org>
827 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
828 enable the instructions and not just the built-ins.
829 * doc/invoke.texi (x86 Options): Likewise.
831 2005-10-04 Geoffrey Keating <geoffk@apple.com>
833 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
835 * doc/invoke.texi (Option Summary): Correct spelling
836 of -mmacosx-version-min.
838 2005-10-04 Devang Patel <dpatel@apple.com>
840 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
843 2005-10-04 Steve Ellcey <sje@cup.hp.com>
845 * tree-vect-transform.c (vect_create_epilog_for_reduction):
846 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
848 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
850 * config/s390/s390.md ("TDSI","DP"): New mode macros.
851 ("TE","tg"): New mode attributes.
852 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
853 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
854 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
855 dword_mode and one for GPRmode.
857 2005-10-04 Ian Lance Taylor <ian@airs.com>
859 PR preprocessor/13726
860 * c-ppoutput.c (cb_include): Add comments parameter, and print out
861 any comments passed in.
863 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
865 * tree.c (annotate_with_file_line): Fix typo.
867 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
870 * builtins.c (fold_builtin_memcmp): When constructing the pointer
871 type used to access data in the inlined length == 1 case, use
872 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
873 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
875 2005-10-04 Uros Bizjak <uros@kss-loka.si>
877 * config/i386/i386.h (TARGET_FISTTP): Enable also for
878 TARGET_SSE3 and only for TARGET_80387.
879 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
880 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
881 Do not depend on TARGET_80387.
883 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
885 * tree.c (last_annotated_node): Change type to location_t*.
886 (annotate_with_file_line): Reflect the change of
887 last_annotated_node type.
889 2005-10-04 Richard Guenther <rguenther@suse.de>
892 * c-decl.c (grokdeclarator): Don't write to fields
895 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
898 * c-decl.c (finish_decl): Use set_user_assembler_name even for
900 * varasm.c (make_decl_rtl): If a register variable does not
901 have a set user assmbler name, error out.
902 Decode the asmspec is now name+1 bypassing '*'.
904 2005-10-04 Steven Bosscher <stevenb@suse.de>
906 PR tree-optimization/23049
907 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
908 of a COND_EXPR is folded before calling fold on the whole rhs of a
909 conditional assignment.
910 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
911 document that a COND_EXPR may appear there.
913 2005-10-03 Diego Novillo <dnovillo@redhat.com>
916 * tree-vrp.c (extract_range_from_assert): If the new numeric
917 range created out of the assertion contradicts the existing
918 numeric range of the ASSERT_EXPR variable, make the new range
921 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
923 * config/sh/sh.c (sh_register_move_cost): Add case for moving
924 from T_REGS to FP register class.
926 2005-10-03 Richard Henderson <rth@redhat.com>
929 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
930 before creating a new one.
932 2005-10-03 David Edelsohn <edelsohn@gnu.org>
934 * config/rs6000/t-aix43 (LDFLAGS): New.
935 * config/rs6000/t-aix52 (LDFLAGS): New.
937 2005-10-03 Ian Lance Taylor <ian@airs.com>
939 * gimplify.c (find_single_pointer_decl_1): New static function.
940 (find_single_pointer_decl): New static function.
941 (internal_get_tmp_var): For a formal variable, set restrict base
942 information if appropriate.
943 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
945 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
946 (DECL_GET_RESTRICT_BASE): Define.
947 (SET_DECL_RESTRICT_BASE): Define.
948 (decl_restrict_base_lookup): Declare.
949 (decl_restrict_base_insert): Declare.
950 (struct tree_decl_with_vis): Add based_on_restrict_p field.
951 * tree.c (restrict_base_for_decl): New static variable.
952 (init_ttree): Initialize restrict_base_for_decl.
953 (copy_node_stat): Copy restrict base information.
954 (decl_restrict_base_lookup): New function.
955 (decl_restrict_base_insert): New function.
956 (print_restrict_base_statistics): New static function.
957 (dump_tree_statistics): Call print_restrict_base_statistics.
959 2005-10-02 Diego Novillo <dnovillo@redhat.com>
962 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
965 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
968 * c-typeck.c (tagged_tu_seen): Rename to ...
969 (tagged_tu_seen_cache): this and add val field.
970 (comptypes): Move functional to comptypes_internal
971 and free tagged_tu_seen.
972 (comptypes_internal): New function and call comptypes_internal
973 instead of comptypes. Speed up by sibcalling
974 tagged_types_tu_compatible_p.
975 (alloc_tagged_tu_seen): New function
976 (free_all_tagged_tu_seen_up_to): New function.
977 (tagged_types_tu_compatible_p): Return the val of the seen two
979 Add that the two types are the same to tagged_tu_seen_base
980 if they are and call comptypes_internal instead of comptypes.
981 <case UNION_TYPE>: Speed up common type where the fields are
983 (function_types_compatible_p): Call comptypes_internal instead of
985 (type_lists_compatible_p): Likewise.
986 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
988 2005-10-02 Matthias Klose <doko@debian.org>
990 * doc/invoke.texi: Fix typo and speling error.
992 2005-10-01 Richard Henderson <rth@redhat.com>
994 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
996 2005-10-01 Mark Mitchell <mark@codesourcery.com>
998 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
999 using --start-group and --end-group.
1001 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1003 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1004 FIXME note regarding quirky semantics.
1006 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1009 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1010 non-null range as a last resort.
1012 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1013 Diego Novillo <dnovillo@redhat.com>
1016 * tree-vrp.c (extract_range_from_assert): For !=
1017 assertions, only build an anti-range if LIMIT is a
1018 single-valued range.
1020 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1022 * arm.md (movqi): On thumb when optimizing, handle loading from
1023 memory by describing this as taking a subreg of a zero-extended load
1024 into an SImode register.
1027 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1029 * reload1.c (merge_assigned_reloads): Do not change any
1030 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1032 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1034 * Makefile.in (LIPO_FOR_TARGET): Define.
1035 (STRIP_FOR_TARGET): Define.
1037 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1038 before creating new ones. Do symlinks before creating the actual
1041 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1042 to work out which multilibs are actually being built.
1044 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1046 * tree-vect-transform.c, config/ms1/ms1.md,
1047 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1048 Follow spelling conventions.
1049 * doc/invoke.texi, doc/md.texi: Fix typos.
1051 2005-09-30 Andrew Macleod <amacleod@redat.com>
1053 PR tree-optimization/21430
1054 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1055 use operands, and set stmt pointer if need be.
1056 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1057 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1060 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1063 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1065 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1067 * optabs.c (expand_binop): Initialize first_pass_p.
1069 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1072 * c-decl.c (c_write_global_declarations_1): If any
1073 wrapup_global_declaration_2 call returned true, restart the loop.
1075 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1077 Fix PR tree-optimization/24117
1078 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1079 before considering whether to use anyoffset.
1081 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1085 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1087 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1089 (swap_commutative_operands_with_target): New.
1091 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1094 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1097 2005-09-29 Steven Bosscher <stevenb@suse.de>
1099 PR tree-optimization/23911
1100 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1101 and IMAGPART_EXPR too.
1103 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1106 * expmed.c (expand_shift): Move logic to reverse rotation
1107 direction when rotating by constants ...
1108 * optabs.c (expand_binop): ... here.
1109 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1110 (ix86_rotrdi3): New pattern.
1111 (rotldi3): Handle 32-bit mode.
1112 (ix86_rotldi3): New pattern.
1114 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1117 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1118 check for numbers that need no bit twiddle.
1120 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1122 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1123 multilib to be built.
1125 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1126 (stage1-start): Delete old libgcc and libunwind before moving
1127 anything into the stage directory.
1128 (stage2-start): Likewise.
1129 (stage3-start): Likewise.
1130 (stage4-start): Likewise.
1131 (stageprofile-start): Likewise.
1132 (stagefeedback-start): Likewise.
1133 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1134 header in tm_file and CPU-specific t-darwin in tmake_file.
1135 (i[34567]86-*-darwin*): Don't change tm_file.
1136 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1137 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1138 shared library stub for target OS version.
1139 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1140 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1141 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1142 (libgcc_s.%.dylib): New.
1144 (install-darwin-libgcc-stubs): New.
1145 (INSTALL_LIBGCC): New append.
1146 * config/i386/darwin-libgcc.10.4.ver: New.
1147 * config/i386/darwin-libgcc.10.5.ver: New.
1148 * config/i386/t-darwin: New.
1149 * config/rs6000/darwin-libgcc.10.4.ver: New.
1150 * config/rs6000/darwin-libgcc.10.5.ver: New.
1151 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1152 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1154 2005-09-28 Paul Brook <paul@codesourcery.com>
1156 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1159 2005-09-28 Richard Guenther <rguenther@suse.de>
1161 PR tree-optimization/23853
1162 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1163 host_integerp to verify misalignment value.
1165 2005-09-28 Richard Henderson <rth@redhat.com>
1167 * builtins.c (get_builtin_sync_mode): New.
1168 (expand_builtin_sync_operation): Pass in mode argument.
1169 (expand_builtin_compare_and_swap): Likewise.
1170 (expand_builtin_lock_test_and_set): Likewise.
1171 (expand_builtin_lock_release): Likewise.
1172 (expand_builtin): Update to match.
1174 2005-09-28 Nick Clifton <nickc@redhat.com>
1176 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1177 formatting. Add check to PLUS case to ensure that the offset is
1178 within an acceptable range.
1180 * config/v850/v850.md (casesi): Disable the generation of the
1181 switch pattern as it is not being handled properly at the moment.
1183 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1184 for when the high words are identical.
1186 2005-09-27 Richard Henderson <rth@redhat.com>
1188 * pretty-print.c (pp_base_format): Fix typo for %>.
1190 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1191 Devang Patel <dpatel@apple.com>
1193 PR tree-optimization/23625
1194 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1195 LABEL_EXPR, assertion check.
1197 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1199 * optabs.c (no_conflict_move_test): Check if a result of a
1200 to-be-moved insn would be clobbered by an originally
1203 2005-09-27 Jeff Law <law@redhat.com>
1205 * passes.c (init_optimization_passes): Replace copy propagation
1206 passes immediately after DOM with phi-only copy propagation
1207 pases. Add phi-only copy propagation pass after first DOM pass.
1208 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1209 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1210 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1211 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1212 to init_copy_prop. Callers updated.
1213 (do_phi_only_copy_prop): New function.
1214 (pass_phi_only_copy_prop): New pass descriptor.
1216 2005-09-27 Nick Clifton <nickc@redhat.com>
1218 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1220 2005-09-26 Jason Merrill <jason@redhat.com>
1223 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1225 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1227 2005-09-26 James E Wilson <wilson@specifix.com>
1229 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1230 copyright. Add gcc copyright plus libgcc exception.
1231 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1233 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1235 2005-09-26 Jeff Law <law@redhat.com>
1237 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1238 about when to iterate.
1240 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1243 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1244 for __complex__ double in -mcpu=G5 mode.
1246 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1248 PR tree-optimization/23942
1249 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1250 * tree-scalar-evolution.c: Include params.h.
1252 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1253 follow_ssa_edge_in_condition_phi_branch,
1254 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1255 Change return type to t_bool. Use a parameter to limit the size of
1256 trees that are walked before stopping
1257 (analyze_evolution_in_loop): Initialize the limit to 0.
1258 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1259 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1261 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1264 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1265 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1267 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1269 * combine.c (make_extraction): Check for valid use of subreg.
1271 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1274 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1275 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1276 ("fist<mode>2_with_temp"): Use only register operands.
1278 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1280 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1281 CALL_INSN_FUNCTION_USAGE.
1283 2005-09-26 Richard Guenther <rguenther@suse.de>
1286 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1287 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1288 (ldst_entry): Use the hashtable instead of list-walking.
1289 (find_rtx_in_ldst): Likewise.
1290 (free_ldst_entry): Free the hashtable.
1291 (compute_ld_motion_mems): Create the hashtable.
1292 (trim_ld_motion_mems): Remove entry from hashtable if
1293 removing it from list.
1294 (compute_store_table): Likewise^2.
1295 (store_motion): Free hashtable in case we did not see
1298 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1300 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1301 and arg1 if we are passing them to fold_build2.
1303 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1306 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1309 2005-09-25 Richard Henderson <rth@redhat.com>
1311 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1312 SYMBOL_REF_TLS_MODEL to be correct.
1314 2005-09-24 Richard Henderson <rth@redhat.com>
1316 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1317 end of function. Reindent.
1319 2005-09-24 Ian Lance Taylor <ian@airs.com>
1321 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1322 NEGATE_EXPR/BIT_NOT_EXPR case.
1324 2005-09-24 Richard Henderson <rth@redhat.com>
1326 * c-common.c (handle_mode_attribute): When not modifying in place,
1327 create subtypes for enumerations.
1328 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1329 * gimplify.c (create_tmp_from_val): Likewise.
1331 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1333 * config/i386/i386.md (*tls_global_dynamic_64,
1334 *tls_local_dynamic_base_64): Add missing mode to call.
1335 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1337 2005-09-24 Jan Hubicka <jh@suse.cz>
1339 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1340 (cgraph_clone_node): Likewise.
1341 * cgraph.h (cgraph_clone_edge): Update prototype.
1342 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1343 duplicated prototypes; add updating argument.
1344 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1345 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1347 (cgraph_mark_inline_edge): Likewise.
1348 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1349 (cgraph_flatten_node): Likewise.
1350 (cgraph_decide_recursive_inlining): Likewise.
1351 (cgraph_decide_inlining_of_small_function): Likewise.
1352 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1354 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1355 Pete Steinmetz <steinmtz@us.ibm.com>
1357 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1358 (rldic.): Set type to "compare".
1360 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1361 mfjmpr for MFCTR/MFLR.
1362 (movdf_hardfloat64): Same.
1363 (movdf_softfloat64): Same. Correct order of store and move types.
1364 (movti_string): Set type to store_ux/load_ux.
1365 (load_multiple): Set type to load_ux.
1366 (store_multiple): Set type to store_ux.
1367 (movmemsi): Set type to store_ux.
1368 (output_cbranch direct_return): Set type to jmpreg.
1369 (stmw): Set type to store_ux.
1370 (lmw): Set type to load_ux.
1371 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1372 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1373 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1374 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1375 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1376 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1377 (rios1-fpstore): Increase latency to 3.
1378 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1379 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1381 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1382 Andrew Pinski <pinskia@physics.uc.edu>
1384 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1385 operand2 constraint to "b".
1386 (sync_<fetchop_name>di_internal): Same.
1387 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1389 (sync_old_<fetchop_name>di_internal): Same.
1390 (sync_new_<fetchop_name>si_internal): Same.
1391 (sync_new_<fetchop_name>di_internal): Same.
1393 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1396 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1397 case, define as macros.
1399 PR rtl-optimization/23837
1400 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1401 clobber / clobber match between dest and p->first.
1403 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1404 (no_conflict_move_test): Update comments.
1406 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1408 * doc/install.texi: Update URL for Jacks.
1409 * doc/sourcebuild.texi: Likewise.
1411 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1414 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1415 registers when choosing register preferences.
1416 (movdf_hardfloat64): Same.
1418 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1420 * expmed.c (expand_shift): Don't use the target of the rotate as
1421 target for the first expanded shift insn.
1422 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1424 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1426 PR tree-optimization/22438
1427 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1428 preserved iv rhs rewriting specially.
1430 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1432 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1433 estimate_only is true.
1434 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1435 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1436 tree-ssa-structalias.c
1437 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1438 ref_contains_indirect_ref.
1439 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1441 2005-09-21 DJ Delorie <dj@redhat.com>
1443 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1445 (mn10300_return_in_memory): Support variable size types also.
1446 (mn10300_pass_by_reference): Likewise.
1447 (mn10300_function_value): New.
1448 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1449 (FUNCTION_OUTGOING_VALUE): Likewise.
1450 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1451 * doc/invoke.texi: Document it.
1453 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1456 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1457 force integer op1 into register for XFmode compares.
1459 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1462 * expmed.c (alg_code): Add alg_impossible.
1463 (alg_hash_entry): Add cost.
1464 (synth_mult): Record alg_impossible in the hash table if
1465 multiplication by a given integer is impossble within the
1466 limit. Speed up using alg_impossible.
1468 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1470 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1471 argument. Allow and set any offset if needs_anyoffset is passed
1473 (get_constraint_for): Add argument here too.
1475 (do_structure_copy): Pass NULL to get_constraint_for.
1476 (handle_ptr_arith): Ditto.
1477 (find_func_aliases): Ditto.
1479 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1481 PR rtl-optimization/23898
1482 * output.h (get_attr_min_length): Declare.
1483 * final.c (get_attr_length_1): New function, broken out of:
1485 (get_attr_min_length): New function.
1486 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1487 (duplicate_computed_gotos): Likewise.
1488 * genattr.c (insn_min_length): Generate declaration.
1489 * genattrtab.c (min_fn, min_attr_value): New functions.
1490 (make_length_attrs): Generate insn_min_length.
1492 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1494 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1496 2005-09-20 Richard Henderson <rth@redhat.com>
1498 PR tree-optimization/24059
1499 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1502 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1504 * c.opt (fextended-identifiers): New.
1505 * c-opts.c (c_common_handle_option): Handle
1506 -fextended-identifiers.
1507 * doc/cpp.texi: Update documentation of extended identifiers.
1508 * doc/cppopts.texi (-fextended-identifiers): Document.
1510 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1512 PR tree-optimization/23929
1513 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1516 PR tree-optimization/23818
1517 * tree-stdarg.c (execute_optimize_stdarg): Call
1518 calculate_dominance_info.
1520 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1522 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1523 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1524 (compute_overlap_steps_for_affine_1_2): Use
1525 get_number_of_iters_for_loop.
1526 (analyze_subscript_affine_affine): Check whether difference is
1528 Use get_number_of_iters_for_loop.
1529 Check whether overlap occurs outside of bounds.
1530 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1532 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1534 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1535 base register if possible.
1537 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1539 PR tree-optimization/18463
1540 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1541 converting it directly is not possible.
1542 (chrec_convert_aggressive): New function.
1543 * tree-chrec.h (chrec_convert_aggressive): Declare.
1544 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1545 Fold chrec conversions aggressively if asked to.
1546 (instantiate_parameters): Modified because of changes in
1547 instantiate_parameters_1.
1549 2005-09-19 Richard Henderson <rth@redhat.com>
1551 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1552 (reduc_splus_v2df): New.
1554 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1556 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1557 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1559 2005-09-19 Richard Henderson <rth@redhat.com>
1561 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1564 2005-09-19 Richard Henderson <rth@redhat.com>
1566 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1567 (ia64_expand_dot_prod_v8qi): New.
1568 * config/ia64/ia64-protos.h: Update.
1569 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1570 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1571 sdot_prodv8qi, sdot_prodv4hi): New.
1572 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1574 2005-09-19 Richard Henderson <rth@redhat.com>
1577 * real.c (exact_real_truncate): Return false if the format cannot
1578 represent the number as a normal.
1580 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1581 for a memory source.
1583 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1585 * tree-ssa-operands.c (swap_tree_operands): Export.
1586 * tree.h (swap_tree_operands): Declare.
1587 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1588 Call swap_tree_operands.
1590 2005-09-19 Richard Henderson <rth@redhat.com>
1592 * tree-flow.h (merge_alias_info): Declare.
1593 * tree-ssa-copy.c (merge_alias_info): Export.
1594 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1595 (vect_create_data_ref_ptr): Use create_iv directly.
1596 (vectorizable_load): Use correct types for integer constants.
1597 (vect_generate_tmps_on_preheader): Likewise.
1598 (vect_gen_niters_for_prolog_loop): Likewise.
1600 2005-09-19 Steven Bosscher <stevenb@suse.de>
1602 PR rtl-optimization/23943
1603 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1605 2005-09-18 Jan Hubicka <jh@suse.cz>
1607 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1609 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1611 * varasm.c (output_constant): Do not abort on conversions to union
1612 types between different sizes.
1614 2005-09-18 Richard Guenther <rguenther@suse.de>
1617 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1620 2005-09-18 Paul Brook <paul@codesourcery.com>
1622 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1624 2005-09-17 Richard Henderson <rth@redhat.com>
1626 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1627 * tree-ssa-loop.c (pass_vect_dce): Remove.
1628 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1631 2005-09-17 Richard Henderson <rth@redhat.com>
1633 * tree-pass.h (pass_vect_dce): Declare.
1634 * passes.c (init_optimization_passes): Add it.
1635 * tree-flow.h (tree_ssa_dce): Declare.
1636 * tree-ssa-dce.c (tree_ssa_dce): Export.
1637 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1638 (gate_tree_vectorize): ... here.
1639 (pass_vect_dce): New.
1641 2005-09-17 Jan Hubicka <jh@suse.cz>
1643 * except.c (struct eh_status): Turn region_array into vec.
1644 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1645 convert_from_eh_region_ranges, find_exception_handler_labels,
1646 current_function_has_exception_handlers, assign_filter_values,
1647 build_post_landing_pads, dw2_build_landing_pads,
1648 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1649 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1650 foreach_reachable_handler, can_throw_internal_1,
1651 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1653 (duplicate_eh_region_1): Update region_array.
1654 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1656 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1659 * expmed.c (expand_mult): Substitute simple register for op0 when
1662 2005-09-17 Richard Henderson <rth@redhat.com>
1664 * expr.c (emit_move_via_integer): Add force argument, pass it on
1665 to emit_move_change_mode. Update callers.
1666 (emit_move_complex): Pass true to new force argument.
1667 * function.c (expand_function_end): Move expand_eh_return call
1668 earlier. Merge sub-word complex values into a pseudo before
1669 copying to the return hard register.
1671 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1673 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1674 between different sizes.
1676 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1680 * passes.c (init_optimization_passes): Register dump files for
1683 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1685 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1686 * config/s390/s390.c (s390_overlap_p): New function.
1687 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1688 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1691 2005-09-16 Richard Guenther <rguenther@suse.de>
1693 * ipa-pure-const.c (static_execute): Free auxiliar information.
1694 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1695 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1697 2005-09-15 DJ Delorie <dj@redhat.com>
1699 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1701 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1703 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1705 (swap_commutative_operands_with_target): New.
1707 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1709 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1712 (estimate_iters_using_array): New function.
1713 * tree-data-ref.h (estimate_iters_using_array): Prototype
1714 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1715 Use estimate_iters_using_array instead of analyze_array.
1717 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1719 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1722 2005-09-15 Michael Matz <matz@suse.de>
1724 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1726 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1728 PR tree-optimization/23835
1729 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1730 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1732 2005-09-14 Richard Henderson <rth@redhat.com>
1734 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1735 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1737 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1739 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1740 in the ARRAY_TYPE case.
1742 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1744 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1746 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1749 * tree-vect-transform.c (vectorizable_operation): Return false for
1750 scalar shift operations and for vector shift operations with
1751 non-invariant shift arguments. Use scalar tree operand op1 as
1752 a shift operand when vector shift insn pattern uses scalar shift
1754 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1756 2005-09-14 Olivier Hainque <hainque@adacore.com>
1758 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1759 value if it has side-effects.
1761 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1764 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1766 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1768 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1769 passed as NAME as if it were label at start of function code.
1771 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1773 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1776 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1778 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1779 as early clobber. Rewrite so the PIC register is not implicitly used.
1781 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1783 * tree.c (annotate_with_file_line): Compare line numbers before
1786 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1789 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1790 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1792 2005-09-13 Ian Lance Taylor <ian@airs.com>
1794 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1795 than a HOST_WIDEST_INT to gen_doloop_begin.
1797 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1799 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1801 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1803 PR tree-optimize/23817
1804 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1806 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1809 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1810 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1811 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1812 (restore_stack_nonlocal): Likewise.
1813 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1815 2005-09-12 Ian Lance Taylor <ian@airs.com>
1818 * c.opt (ffriend-injection): New C++ option.
1819 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1820 (C++ Dialect Options): Document -ffriend-injection.
1822 2005-09-12 Josh Conner <jconner@apple.com>
1825 * ipa-reference.c (static_execute): Don't mark variables in
1826 named sections TREE_READONLY.
1828 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1830 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1833 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1835 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1836 V_MUST_DEF instead of just the first_use_p.
1837 Don't mark the virtual variables for renaming on the statement which
1839 (pass_dse): Remove TODO_update_ssa.
1841 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1844 * stor-layout.c (compute_record_mode): For records with a single
1845 field, actually check the field's mode size against the type size.
1847 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1848 registers for TARGET_SHMEDIA.
1849 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1850 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1851 of GENERAL_REGS and FP_REGS.
1853 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1855 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1857 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1859 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1860 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1861 are omitted. Exclude stack_tie insn too.
1863 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1865 PR rtl-optimization/23098
1866 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1868 * config/rs6000/rs6000.md (movdf splitter): Use
1869 const_double_operand predicate for TARGET_POWERPC64.
1870 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1871 SYMBOL_REF method to ABI_V4.
1873 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1874 replace_equiv_address.
1875 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1876 rs6000_sr_alias_set and MEM_NOTRAP.
1877 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1879 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1881 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1882 handle CALL_EXPR again.
1884 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1886 * arm/predicates.md (alignable_memory_operand): Delete.
1888 2005-09-10 Richard Henderson <rth@redhat.com>
1891 * dbxout.c (dbxout_expand_expr): New.
1892 (dbxout_symbol): Use it.
1894 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1896 * arm.c (arm_gen_rotated_half_load): Delete.
1897 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1898 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1899 (thumb_set_return_address): Likewise.
1900 (thumb_load_double_from_address): Use adjust_address.
1901 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1902 (extendhsisi2_mem, movhi_bytes): Use change_address.
1903 (movhi): Use widen_memory_access.
1904 (reload_out_df): Use replace_equiv_address.
1905 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1907 2005-09-09 Richard Henderson <rth@redhat.com>
1910 * dbxout.c: Include expr.h.
1911 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1912 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1913 * Makefile.in (dbxout.o): Add EXPR_H.
1915 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1917 PR tree-optimization/23509
1918 * tree-cfg.c (replace_uses_by): Use replace_exp.
1919 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1920 pointers have name_mem_tag or type_mem_tag set.
1922 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1924 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1925 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1926 of wrongly accessing operands.
1928 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1930 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1931 * tree-chrec.c: Include tree-scalar-evolution.h.
1932 (chrec_convert): Instantiate the base and step before calling
1933 scev_probably_wraps_p that would fail on parametric evolutions.
1934 Collect all the fails into a single section failed_to_convert,
1935 print a diagnostic, and return chrec_dont_know instead of calling
1937 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1938 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1940 (scev_const_prop): Don't replace the definition of a loop closed ssa
1941 phi node by itself, or by another loop closed ssa phi node.
1942 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1943 that base and step are defined.
1945 2005-09-09 Richard Guenther <rguenther@suse.de>
1948 * fold-const.c (fold_ternary): Check truth_value_p before
1949 calling invert_truthvalue.
1951 2005-09-09 Nick Clifton <nickc@redhat.com>
1953 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1954 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1955 dimension of these arrays.
1956 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1958 * longlong.h: Only provide a prototype for the __clz_tab[] array
1959 if this header has not been included from libgcc2.h.
1960 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1962 Provide prototypes for exported functions.
1963 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1966 2005-09-08 Josh Conner <jconner@apple.com>
1970 * expr.c (expand_expr_addr_expr_1): Don't invoke
1971 expand_simple_binop for EXPAND_INITIALIZER.
1973 2005-09-08 Richard Henderson <rth@redhat.com>
1976 * toplev.c (wrapup_global_declaration_1): Split out ...
1977 (wrapup_global_declaration_2): ... from ...
1978 (wrapup_global_declarations): ... here. Return bool.
1979 (check_global_declaration_1): Split out ...
1980 (check_global_declarations): from here.
1981 (emit_debug_global_declarations): New.
1982 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1983 check_global_declaration_1, emit_debug_global_declarations): Declare.
1984 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1985 of decls. Call wrapup_global_declaration_1,
1986 wrapup_global_declaration_2, check_global_declaration_1 directly.
1987 (c_write_global_declarations_2): New.
1989 (c_write_global_declarations): Call c_write_global_declarations_2.
1990 * langhooks.c (write_global_declarations): Call
1991 emit_debug_global_declarations.
1993 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1994 remove decls that have DECL_RTL_SET_P.
1995 * passes.c (rest_of_decl_compilation): Invoke
1996 cgraph_varpool_finalize_decl for all but functions.
1998 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2000 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2001 the result of a conversion if the new min and max cannot be compared.
2003 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2005 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2006 (override_options): Setting s390_sr_alias_set removed.
2007 (save_fpr, save_gprs): Set alias set to vararg or frame.
2008 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2009 s390_sr_alias_set with get_frame_alias_set ().
2010 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2011 get_varargs_alias_set ().
2013 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2017 * c-parser.c (c_parser_objc_method_definition): If the next
2018 token is not "{", error out and don't start the function.
2020 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2022 * tree-vrp.c (extract_range_from_expr): Move the check for non
2023 nullness after the check for gimple invariant.
2025 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2027 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2029 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2032 * config/m32r.md (movmemsi_internal): Canonicalize order of
2033 operands in PLUS component of template.
2035 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2037 * reload1.c (fixup_eh_region_note): Remove assertion.
2038 (fixup_abnormal_edges): Reverted removal of call to
2039 find_many_sub_basic_blocks made on 2005-08-31.
2041 2005-09-07 Richard Henderson <rth@redhat.com>
2043 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2044 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2045 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2046 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2047 rearrange for better packing.
2048 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2049 (lookup_cfa_1): Remove inline marker.
2050 (cfa_equal_p): Split out of ...
2051 (def_cfa_1): ... here. Use INVALID_REGNUM.
2052 (build_cfa_loc): Handle !cfa->indirect.
2053 (frame_pointer_cfa_offset): New.
2054 (dbx_reg_number): Assert register elimination performed; do
2055 leaf register remapping.
2056 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2057 (eliminate_reg_to_offset): New.
2058 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2059 for verifiably local stack frame addresses; re-base to CFA.
2060 (mem_loc_descriptor): Remove can_use_fbreg argument.
2061 (concat_loc_descriptor, loc_descriptor): Likewise.
2062 (containing_function_has_frame_base): Remove.
2063 (rtl_for_decl_location): Don't do register elimination or
2064 leaf register remapping here.
2065 (secname_for_decl): Split out from ..
2066 (add_location_or_const_value_attribute): ... here.
2067 (convert_cfa_to_loc_list): New.
2068 (compute_frame_pointer_to_cfa_displacement): New.
2069 (gen_subprogram_die): Use them.
2070 * tree.h (frame_base_decl): Remove.
2071 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2072 (prologue_stack_adjust): Remove.
2073 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2074 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2075 (set_frame_base_location): Remove.
2076 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2077 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2078 (vt_add_function_parameters): Don't eliminate_regs.
2079 (vt_initialize): Don't create frame_base_decl.
2081 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2083 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2084 version of GNU binutils for 4.x and later.
2086 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2088 * ggc-page.c (ggc_push_context): Remove.
2089 (ggc_pop_context): Likewise.
2090 * ggc.h (ggc_push_context): Remove.
2091 (ggc_pop_context): Likewise.
2093 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2096 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2097 returning from an interrupt handler.
2099 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2102 * config/arc/arc.c (output_shift): Add check for loop count when
2105 2005-09-06 Steven Bosscher <stevenb@suse.de>
2107 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2109 (abs_replacement): Likewise.
2110 (pass_phiopt): Remove TODO_update_ssa.
2112 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2115 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2116 if "return with no value, in function returning non-void" warning
2118 * tree-cfg.c (execute_warn_function_return): Don't look at
2119 RETURN_EXPRs with TREE_NO_WARNING set.
2122 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2123 for internal functions doesn't use registers used by global registers
2124 variables. Use fewer register parameters if there are global register
2127 2005-09-06 Olivier Hainque <hainque@adacore.com>
2128 Eric Botcazou <ebotcazou@adacore.com>
2131 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2132 when we would be extracting outside its bit span (bitpos+bitsize
2133 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2134 Ada unchecked conversions.
2136 2005-09-06 Steven Bosscher <stevenb@suse.de>
2138 * tree-ssa-pre.c (try_look_through_load): New function.
2139 (compute_avail): Use it to try to look through loads for some
2140 more useful expressions.
2142 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2144 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2145 condition for detecting cases like (a&a) and (a^a).
2147 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2149 * common.opt: Add option ftree-vect-loop-version.
2150 * params.def: Add --param vect-max-version-checks.
2151 * doc/invoke.texi: Document ftree-vect-loop-version and
2152 --param vect-max-version-checks.
2153 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2154 may_misalign_stmts and defines for accessors.
2155 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2156 LOOP_VINFO_MAY_MISALIGN_STMTS.
2157 (destroy_loop_vec_info): VEC_free for
2158 LOOP_VINFO_MAY_MISALIGN_STMTS.
2159 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2160 Update documentation.
2161 (vect_update_misalignment_for_peel): New.
2162 (vect_enhance_data_refs_alignment): Update to choose loop
2163 peeling or loop versioning if appropriate for the (potentially)
2164 unaligned data references in the loop.
2165 (vect_analyze_data_refs_alignment): Remove call to
2166 vect_enhance_data_refs_alignment so the checks can be done
2168 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2169 and move up call to vect_analyze_data_refs_alignment.
2170 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2171 (vect_transform_loop): Add call to loop_version.
2173 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2175 PR rtl-optimization/23098
2176 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2177 * simplify-rtx.c (constant_pool_reference_p): New function.
2178 * rtl.h (constant_pool_reference_p): New prototype.
2179 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2180 constant_pool_reference_p in condition and
2181 avoid_constant_pool_reference in preparation statements.
2183 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2185 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2186 STRICT_LOW_PART SETs.
2188 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2191 * except.c (sjlj_emit_function_enter): Find the function begin
2192 note even when it's not in first basic block.
2194 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2196 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2197 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2198 * aclocal.m4: Regenerate.
2200 2005-09-05 DJ Delorie <dj@redhat.com>
2202 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2205 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2207 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2208 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2209 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2210 Follow spelling conventions.
2211 * doc/invoke.texi: Follow spelling conventions.
2213 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2215 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2216 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2217 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2219 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2222 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2223 (output_stack_adjust): Use gen_tmp_stack_mem.
2224 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2225 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2226 (sh_get_pr_initial_val): Likewise.
2227 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2228 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2229 * sh.md (divsi_inv_m0): Use gen_const_mem.
2230 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2231 (movdf_i4+1): Use gen_tmp_stack_mem.
2232 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2233 (fpu_switch+2): Likewise.
2234 (movv4sf_i, movv16sf_i): Use adjust_address.
2235 (symGOT_load): Set MEM_NOTRAP_P bit.
2237 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2240 * pa.c (emit_move_sequence): Fix typo in last change.
2242 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2244 PR rtl-optimization/23454
2245 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2248 2005-09-03 Richard Henderson <rth@redhat.com>
2249 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2252 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2255 2005-09-02 Nicolas Pitre <nico@cam.org>
2257 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2258 to bit_count to 32 bits.
2260 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2263 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2264 generating synthetic loads from volatile lvalues.
2266 005-09-02 Nick Clifton <nickc@redhat.com>
2268 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2269 __ctzhi2, __clzhi2): New functions.
2271 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2274 * tree-nested.c (struct var_map_elt): Mark with GTY.
2275 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2277 (lookup_field_for_decl): Allocate new element in GC memory.
2278 (lookup_tramp_for_decl): Likewise.
2279 (convert_nl_goto_reference): Likewise
2280 (create_nesting_tree): Allocate info in GC memory. Likewise for
2282 (free_nesting_tree): Free with ggc_free instead of free.
2283 (root): New static variable.
2284 (lower_nested_functions): Remove root as local variable. And zero out
2285 root at the end of the function.
2287 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2289 PR rtl-optimization/20365
2290 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2291 to short. New member ix.
2292 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2293 (simplify_plus_minus): Initialize ix members before calling qsort.
2295 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2297 PR tree-optimization/23626
2298 * tree-cfg.c (replace_uses_by): Clean up eh info.
2300 2005-09-01 DJ Delorie <dj@redhat.com>
2302 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2305 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2307 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2308 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2311 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2313 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2314 do not issue warning for a variable definition following
2317 2005-09-01 Richard Henderson <rth@redhat.com>
2320 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2321 conversion to CONST_VECTOR.
2323 2005-09-01 Richard Henderson <rth@redhat.com>
2326 * reload1.c (reload_as_needed): Check !CALL_P before calling
2327 fixup_eh_region_note.
2328 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2330 2005-09-01 DJ Delorie <dj@redhat.com>
2332 * varasm.c (output_constant): Let the target resolve
2333 conversions of addresses to non-default pointer sizes.
2335 2005-09-01 Nicolas Pitre <nico@cam.org>
2337 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2338 to alow matching ARM pre-indexed addressing mode.
2339 (arm_override_options): Remove now irrelevant comment.
2341 2005-09-01 Phil Edwards <phil@codesourcery.com>
2343 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2344 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2345 * config/i386/vxworks.h: Likewise.
2346 * config/i386/t-vxworksae: New file, for VxWorks AE.
2347 * config/i386/vxworksae.h: Likewise.
2349 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2351 PR tree-optimization/23410
2352 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2353 sequence is not wrapping during the first step.
2355 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2358 * dwarf2out.c (base_type_die): Compare char_type_node with
2359 TYPE_MAIN_VARIANT (type), not type.
2361 2005-09-01 Richard Guenther <rguenther@suse.de>
2363 PR tree-optimization/15366
2364 * common.opt: Add -finline-functions-called-once.
2365 Put -fearly-inlining in alphabetically ordered place.
2366 * doc/invoke.texi: Document new option.
2367 * ipa-inline.c (cgraph_decide_inlining): Honour
2368 flag_inline_functions_called_once.
2370 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2372 PR rtl-optimization/23478
2373 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2374 (alloc_qty): Initialize it.
2375 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2376 (combine_regs): Combine also n_throwing_calls_crossed fields.
2377 (find_free_reg): Don't attempt to caller-save pseudos crossing
2378 calls that might throw.
2379 * global.c (struct allocno): Add throwing_calls_crossed field.
2380 (global_alloc): Revert 2005-08-22 change. Initialize
2381 throwing_calls_crossed.
2382 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2385 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2388 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2389 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2390 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2391 (and64_2_operand): Tweak to use predicate.
2392 (and_operand): Adjust for mask_operand changes.
2393 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2394 (print_operand): Likewise.
2395 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2396 (mask64_1or2_operand): Delete.
2397 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2398 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2399 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2400 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2401 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2402 (rotldi3_internal4): Likewise.
2403 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2404 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2405 (ashldi3_internal7): Likewise.
2406 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2407 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2408 (anddi3 split): Don't match mask64_operand.
2409 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2410 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2411 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2412 't' splitter predicate.
2413 (movdi_internal64 + 2): Revert 2005-06-11 change.
2415 2005-08-31 DJ Delorie <dj@redhat.com>
2417 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2418 (m32c_asm_integer): Add support for 32 bit pointers.
2420 2005-08-31 Richard Henderson <rth@redhat.com>
2422 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2423 component-like references for setting MEM_NOTRAP_P.
2425 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2426 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2428 2005-08-31 Richard Henderson <rth@redhat.com>
2430 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2431 into a pseudo before applying gen_lowpart.
2433 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2435 * doc/install.texi (Specific): Update cctools version required
2436 for full functionality.
2437 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2438 linkers as -macosx_version_min.
2440 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2443 * sh.c (print_operand, %R and %S): Add handling of floating point
2444 registers, memory, constants and invalid operands.
2446 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2448 * ipa-pure-const.c: Change dump name.
2450 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2453 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2454 to "reg_or_0_operand".
2455 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2457 2005-08-31 Dale Johannesen <dalej@apple.com>
2459 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2460 loops that count down.
2462 2005-08-31 Richard Henderson <rth@redhat.com>
2465 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2466 (fixup_eh_region_note): New.
2467 (reload_as_needed): Call it.
2468 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2469 don't call find_many_sub_basic_blocks; call verify_flow_info.
2470 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2471 (keep_stack_depressed): Likewise.
2472 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2474 2005-08-31 Richard Henderson <rth@redhat.com>
2476 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2479 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2481 * expr.c (expand_expr_real_1): Compare size of address
2482 mode to target's address mode size in deciding expansion of
2483 the constant address.
2485 2005-08-31 Richard Guenther <rguenther@suse.de>
2488 * expr.c (all_zeros_p): New function.
2489 (expand_expr_real_1): Handle the case of an all-zero
2490 non-addressable constructor separately.
2492 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2494 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2495 arguments, adjust all callers.
2496 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2498 2005-08-30 Richard Henderson <rth@redhat.com>
2501 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2502 whenever the mode sizes match.
2504 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2506 * calls.c (load_register_parameters): Fix comment typo.
2507 * expr.c (emit_push_insn): Comment formatting.
2509 2005-08-30 Ian Lance Taylor <ian@airs.com>
2511 * config/i386/x-cygwin (host-cygwin): Change dependency from
2512 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2514 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2516 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2519 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2522 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2523 call to ggc_collect.
2525 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2528 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2529 beginning. Remove $(INCLUDES) from all the rules, if following
2530 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2532 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2535 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2536 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2537 not constant, but maxlen is, don't set len to maxlen, rather
2538 set maxlen to len if len is a constant.
2540 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2542 PR tree-optimization/23475
2543 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2546 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2548 Fix PR middle-end/22455
2550 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2551 Checksum only the parts of the tree that exist for the tree code.
2553 2005-08-28 Dale Johannesen <dalej@apple.com>
2555 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2557 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2559 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2561 2005-08-28 Richard Henderson <rth@redhat.com>
2563 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2564 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2567 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2570 * builtins.c (get_memory_rtx): Don't strip nops
2571 in between COMPONENT_REFs.
2573 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2576 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2578 (gimplify_modify_expr): Check for zero sized types and gimplify the
2579 rhs and lhs as statements.
2581 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2584 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2585 state for return address column of signal frames.
2587 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2590 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2591 bytes >= 2 not bytes == 2.
2592 (expand_block_move): Same.
2594 2005-08-27 Richard Guenther <rguenther@suse.de>
2597 * config/i386/sse.md (sse2_movsd): Add missing closing
2600 2005-08-27 Paul Brook <paul@codesourcery.com>
2602 * genrecog.c (enum decision_type): Add DT_num_insns.
2603 (struct decision_test): Add u.num_insns.
2604 (add_to_sequence): Add DT_num_insns test.
2605 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2606 (write_cond, debug_decision_2): Ditto.
2607 (change_state): Assume peep2_next_insn never fails.
2608 Remove "afterward" argument.
2609 (write afterward, write_tree): Update to match.
2610 * recog.c (peep2_current_count): New variable.
2611 (peep2_next_insn): Check it.
2612 (peephole2_optimize): Set peep2_current_count.
2613 * recog.h (peep2_current_count): Declare.
2615 2005-08-26 Josh Conner <jconner@apple.com>
2618 * ipa-pure-const.c (check_tree): Check for volatile-ness
2619 when considering a dereference.
2621 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2623 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2625 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2627 PR rtl-optimization/23561
2628 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2629 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2630 at most LEN bytes long memory fits into the field.
2631 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2632 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2633 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2635 2005-08-26 Richard Henderson <rth@redhat.com>
2638 * loop.c (biased_biv_may_wrap_p): New.
2639 (maybe_eliminate_biv_1): Use it to suppress non-equality
2640 comparison transformations. Delete disabled code.
2642 2005-08-26 Ian Lance Taylor <ian@airs.com>
2644 * combine.c (make_extraction): Avoid reference outside object.
2646 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2648 * stor-layout.c (finalize_type_size): Restore behaviour for
2649 non-aggregate types to the status quo ante of the patch for
2650 pr 23467. Document why it matters.
2652 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2655 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2656 array by one element, initialize the BT_LAST element with NULL.
2658 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2660 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2661 optimizing for size.
2663 (compare_plus_eqsi): Same.
2664 (plus_eqsi_compare): Same.
2665 (neg_eq0<mode>): Same.
2666 (neg_eq<mode>): Same.
2668 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2671 2005-08-26 Nick Clifton <nickc@redhat.com>
2673 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2674 TARGET_EP is not defined.
2675 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2676 TARGET_EP is enabled.
2677 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2678 * config/v850/v850.md (save_all_interrupt): Only use the EP
2679 register if TARGET_EP is defined.
2680 (restore_all_interrupt): Likewise.
2681 * config/v850/lib1funcs.asm: Update functions so that the EP
2682 register is only used if __EP__ is defined.
2684 2005-08-26 David Ung <davidu@mips.com>
2686 * config/mips/mips.c (mips_expand_prologue): Handle case when
2687 generating for MIPS16 and the outgoing argument area is more than
2688 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2691 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2693 * config/crx/crx.md: Make doloop_end pattern usage controllable
2694 via mloop-nesting=<max-nesting> command line switch. Make sure
2695 the combiner cannot use doloop_end_<mode> in an illegal way.
2696 * config/crx/crx.c: Use regs up to r6 for argument passing.
2697 Refine crx_address_cost (non cst4 displacements are expensive).
2698 * config/crx/crx.opt: Add switch for mloop-nesting=.
2700 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2702 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2703 (UNSPEC_MVST): New constant.
2705 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2707 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2708 Reject operands containing eliminable registers.
2709 * testsuite/gcc.dg/20050825-1.c: New testcase.
2711 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2712 Jan Hubicka <jh@suse.cz>
2714 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2716 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2718 PR tree-optimization/23546
2719 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2722 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2724 * params.def (PARAM_MIN_SPEC_PROB): New.
2725 * sched-rgn.c (MIN_PROBABILITY): Delete.
2726 (compute_trg_info): Convert to PARAM_VALUE.
2727 * doc/invoke.texi (param): Document min-spec-prob.
2729 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2731 * config/darwin.h: define __PIC__
2732 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2733 TARGET_OS_CPP_BUILTINS macro.
2735 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2737 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2740 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2742 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2744 * cfghooks.c (duplicate_block): Added position where to place
2745 new block as argument.
2746 * cfghooks.h (duplicate_block): Declaration changed.
2747 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2749 * cfglayout.h (copy_bbs): Declaration changed.
2750 * cfgloop.h (loop_version): Declaration changed.
2751 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2752 position to copy_bbs.
2753 (loop_version): Pass position to duplicate_loop_to_header_edge.
2754 Add place_after argument and position new blocks according to
2756 * modulo-sched.c (sms_schedule): Pass place_after argument
2758 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2759 * tree-cfg.c (split_edge_bb_loc): New function.
2760 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2761 to determine position of new blocks.
2762 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2764 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2765 argument to duplicate_block.
2766 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2767 Pass position to copy_bbs.
2769 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2771 * fold-const.c (ptr_difference_const): Use
2772 cst_and_fits_in_hwi instead of host_integerp.
2774 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2776 * config/darwin.c (gen_pic_offset): New.
2777 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2780 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2782 PR tree-optimization/23486
2783 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2785 2005-08-23 Phil Edwards <phil@codesourcery.com>
2787 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2788 remove use_collect2.
2789 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2791 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2792 configuration files to override the default value.
2794 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2795 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2796 * config/vx-common.h: New file, split out from...
2797 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2798 * config/vxworksae.h: New file, for VxWorks AE.
2799 * config/vxworks.opt: New file.
2800 * config/vxlib.c: Update for VxWorks 6.
2802 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2803 other MULTILIB_* variables appropriately.
2804 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2805 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2806 * config/rs6000/vxworks.h: Update for VxWorks 6.
2807 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2809 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2812 * config/darwin.c (machopic_select_section): Remove the hack to
2813 mark "::operator new" and "::operator delete" for coalescing
2814 even though they are not weak.
2816 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2818 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2819 * configure: Regenerate.
2821 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2824 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2826 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2827 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2830 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2832 * config/rs6000/predicates.md (equality_operator): New.
2833 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2834 comparison with a large constant.
2836 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2838 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2840 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2842 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2843 registers is even, and we have a hardware double precision fp,
2845 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2846 size of current argument when checking if argument was passed in
2849 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2852 * stor-layout.c (finalize_type_size): Dont override
2853 existing alignment with a smaller alignment from the mode.
2855 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2857 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2858 * lambda.h (lambda_vector_lexico_pos): ... here.
2859 * tree-data-ref.c (build_classic_dist_vector): Return false when
2860 the distance vector is lexicographically negative.
2862 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2864 PR tree-optimization/23511
2865 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2866 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2868 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2870 PR tree-optimization/22043
2871 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2872 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2873 If ALLOW_FLEXARR, handle types ending with flexible array member.
2874 Pass false as second argument to recursive count_type_elements calls.
2875 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2876 argument to count_type_elements call.
2877 * tree-sra.c (decide_block_copy): Likewise.
2878 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2879 for a constant-sized object, set cleared as well. Pass true as
2880 second argument to count_type_elements call.
2882 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2885 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2886 from legitimate_small_data_p, and make global. Update use.
2887 Remove forward declaration.
2888 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2890 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2892 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2894 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2895 of scratch intermediates.
2896 (eq<mode>_compare): Same.
2897 (neg_eq0<mode>): New.
2898 (neg_eq<mode>): Convert to define_insn_and_split.
2900 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2903 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2904 stdarg functions, set/clear the fp marker even when no variable
2906 * config/rs6000/sysv4.opt (mprototype): Describe.
2908 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2910 PR rtl-optimization/23478
2911 * regs.h (reg_info): Add throw_calls_crossed.
2912 (REG_N_THROWING_CALLS_CROSSED): Define.
2913 * flow.c (allocate_reg_life_data): Initialize
2914 REG_N_THROWING_CALLS_CROSSED.
2915 (propagate_one_insn, attempt_auto_inc): Update
2916 REG_N_THROWING_CALLS_CROSSED.
2917 * global.c (global_alloc): Don't allocate pseudos across
2918 calls that may throw.
2920 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2923 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2924 value is inbetween the range if we did not find an exact match.
2926 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2928 * doc/invoke.texi (Option Summary): Add ms1 options.
2929 * doc/extend.texi: Document interrupt handler attribute for ms1.
2930 * doc/md.texi: Document ms1 constraints.
2931 * config.gcc: Add ms1-*-elf.
2932 * config/ms1/ms1.h: New.
2933 * config/ms1/ms1.c: New.
2934 * config/ms1/ms1.md: New.
2935 * config/ms1/ms1-protos.h: New.
2936 * config/ms1/ABI.txt: New.
2937 * config/ms1/crti.asm: New.
2938 * config/ms1/crtn.asm: New.
2939 * config/ms1/lib2extra-funcs.c: New.
2940 * config/ms1/t-ms1: New.
2941 * config/ms1/ms1.opt: New.
2943 2005-08-22 Ira Rosen <irar@il.ibm.com>
2945 * config/rs6000/altivec.md (xorv4sf3): New.
2946 (negv4sf2, neg<mode>2): Likewise.
2948 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2951 * config/ia64/ia64.md (divsi3): Check divide by zero.
2952 (udivsi3): Likewise.
2954 (udivdi3): Likewise.
2956 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2958 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2959 up to elem_bitsize bits, not max_bitsize.
2961 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2963 PR tree-optimization/23433
2964 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2965 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2967 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2969 PR tree-optimization/23434
2970 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2971 the iteration bound is not an INTEGER_CST.
2973 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2975 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2976 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2977 NULL if need_epilog_adjust is false.
2978 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2979 Case 3 always peels first itration, not just for PLUS case, and no need
2980 to use scalar_initial_def here. Create an epilog adjustment only if
2981 scalar_initial_def is not NULL.
2983 (vectorizable_reduction): Remove assert.
2985 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2988 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2989 (__moddi3): Likewise.
2990 (__udivdi3): Likewise.
2991 (__umoddi3): Likewise.
2992 (__divsi3): Likewise.
2993 (__modsi3): Likewise.
2994 (__udivsi3): Likewise.
2995 (__umodsi3): Likewise.
2997 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2999 * tree-pass.h (TDF_GRAPH): Define.
3000 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3001 * passes.c (finish_optimization_passes): Only call
3002 finish_graph_dump_file if TDF_GRAPH is set.
3003 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3004 NULL. Set TDF_GRAPH bit.
3005 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3007 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3009 * arm.h (arm_stack_offsets): Add locals_base field.
3010 * arm.c (arm_get_frame_offsets): Compute it.
3011 (thumb_compute_initial_elimination offset): Make the Thumb frame
3012 pointer point to the base of the local variables.
3013 (thumb_expand_prologue): Update accordingly.
3014 (thumb_expand_epilogue): Likewise.
3016 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3017 mode of clobbered scratch to DImode. Handle a case that's known to
3020 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3022 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3023 (gt0<mode>_compare): Delete.
3024 (neg_gt0<mode>): Delete.
3026 2005-08-19 Eric Christopher <echristo@apple.com>
3028 * optabs.h: Change CTI_ to COI_.
3031 2005-08-19 James E Wilson <wilson@specifix.com>
3033 * builtins.c (expand_builtin_return_addr): Set
3034 current_function_accesses_prior_frames when count != 0. Use
3035 frame_pointer_rtx when count == 0.
3036 * function.h (struct function): Add accesses_prior_frames field.
3037 (current_function_accesses_prior_frames): Define.
3038 * reload1.c (init_elim_table): Check
3039 current_function_accesses_prior_frames.
3040 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3042 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3044 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3045 indicator. Return true if the flowgraph changed during
3048 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3051 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3052 conditional expression before testing its value.
3054 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3056 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3058 2005-08-19 Devang Patel <dpatel@apple.com>
3060 PR tree-optimization/23048
3061 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3062 third parameter. Check whether latch is dominated by exit
3064 (if_convertible_loop_p): Supply exit block itself to
3065 if_convertible_bb_p.
3067 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3070 * arm.md (arm_load_pic_register): Change argument to the mask of
3071 saved registers. Call thumb_find_work_register if we need a
3072 scratch register on Thumb.
3073 (arm_expand_prologue): Pass empty register set to
3074 arm_load_pic_register.
3075 (thumb_expand_prologue): Pass live_regs_mask directly to
3076 arm_load_pic_register.
3077 * arm-protos.h (arm_load_pic_register): Update prototype.
3079 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3081 * sh.c (find_sole_member): New function.
3082 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3083 if the record's alignment is larger than the size of its only member.
3085 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3088 * arm.c (thumb_legitimize_reload_address): New function.
3089 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3090 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3092 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3094 * config/crx/crx.c: Implement crx_decompose_address. Reject
3095 symbolic displacements since CRX register relative adressing
3096 mode can't handle unsigned 32-bit values as displacements.
3097 * config/crx/crx.h: Simplify definitions, remove redundant
3098 parenthesis and obsolete macros.
3099 * config/crx/crx.opt: Add new switch for debugging addresses.
3100 * config/crx/crx-protos.h: Add new declarations for above.
3102 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3105 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3108 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3110 * collect2.c (dup2): Delete.
3111 * configure.ac: Don't check for dup2.
3113 * config.in, configure: Regenerate.
3115 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3117 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3118 record with the type of its only member.
3120 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3122 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3123 define_insn_and_split.
3124 (plus_ltu<mode>_compare): Same.
3125 (gtu<mode>_compare): Same.
3126 (plus_gtu<mode>_compare): Same.
3128 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3130 PR tree-optimization/22228
3131 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3133 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3134 are recorded in vect_vnames_to_rename for renaming.
3135 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3136 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3137 in vect_vnames_to_rename.
3138 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3139 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3141 2005-08-18 Jan Hubicka <jh@suse.cz>
3144 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3145 info only for local statics, not for member variables.
3147 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3149 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3151 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3153 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3155 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3158 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3160 2005-08-17 James E Wilson <wilson@specifix.com>
3162 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3165 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3167 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3168 (leu<mode>_compare): Same.
3169 (plus_leu<mode>): Same.
3170 (neg_leu<mode>): Same.
3171 (and_neg_leu<mode): Same.
3172 (ltu<mode>_compare): Same.
3173 (plus_ltu<mode>): Same.
3175 (geu<mode>_compare): Same.
3176 (plus_geu<mode>): Same.
3177 (neg_geu<mode>): Same.
3178 (and_neg_geu<mode>): Same.
3179 (plus_gt<mode>): Same.
3180 (gtu<mode>_compare): Same.
3181 (plus_gtu<mode>): Same.
3183 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3185 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3186 Move call_table_data to end. Delete spurious .text.
3187 (callt_save_all_interrupt): Fix comment typo.
3189 2005-08-17 James E Wilson <wilson@specifix.com>
3190 Kevin Winchester <winchester@amirix.com>
3193 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3195 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3198 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3199 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3201 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3203 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3204 record with the type of its only member if the modes don't match.
3206 * varasm.c (decode_reg_name): Skip empty additional register names.
3208 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3210 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3211 lsm_tmp_name_length): New.
3212 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3213 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3215 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3216 Andreas Krebbel <krebbel1@de.ibm.com>
3218 * config.gcc: Added z9-109 switch.
3219 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3220 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3221 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3222 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3223 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3224 for "z9_109" cpu attribute.
3225 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3226 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3227 (s390_handle_arch_option): Added z9-109 switch.
3228 (override_options): Set respective cost function for z9-109.
3229 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3230 (legitimate_reload_constant_p): Accept extended immediates.
3231 (print_operand): Three new output modifiers added: k, m and o.
3232 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3233 (s390_output_mi_thunk): Use extended immediate when possible.
3234 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3235 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3236 (CONSTRAINT_LEN): Added length of O constraint.
3237 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3238 * config/s390/s390.md ("cpu"): New value z9_109 added.
3239 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3240 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3241 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3242 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3243 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3244 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3245 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3246 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3247 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3248 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3249 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3250 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3251 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3252 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3253 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3255 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3256 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3257 insns for TARGET_EXTIMM.
3259 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3261 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3263 2005-08-17 Nick Clifton <nickc@redhat.com>
3265 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3266 Call default_encode_section_info.
3268 2005-08-17 Steven Bosscher <stevenb@suse.de>
3270 PR tree-optimization/21574
3271 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3272 constant, return CONSTANT.
3273 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3274 (ccp_fold, visit_assignment): Likewise.
3275 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3277 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3279 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3280 fold_buildN instead of buildN then fold_initializer or fold.
3281 (build_unary_op): Likewise.
3282 (build_binary_op): Likewise.
3283 * fold-const.c (fold_initializer): Remove.
3284 (fold_build1_initializer): New function.
3285 (fold_build2_initializer): New function.
3286 (fold_build3_initializer): New function.
3287 * tree.h (fold_initializer): Remove.
3288 (fold_build1_initializer): New function.
3289 (fold_build2_initializer): New function.
3290 (fold_build3_initializer): New function.
3292 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3294 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3295 (try_move_mult_to_index): Call fold_build2 instead of build2.
3296 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3297 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3298 fold_binary_to_constant.
3299 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3301 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3302 check if A == gcd (A, B). Remove TYPE argument.
3303 (analyze_offset) Use fold_build2 instead of fold (build.
3304 (create_data_ref): Likewise.
3305 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3306 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3309 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3311 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3312 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3314 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3317 * gimplify.c (zero_sized_type): New function.
3318 (gimplify_modify_expr_rhs): If we have a zero sized type,
3319 replace the statement with an empty statement.
3321 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3323 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3326 2005-08-16 Ian Lance Taylor <ian@airs.com>
3328 * doc/tm.texi (Label Output): Correct typo.
3330 2005-08-16 Steven Bosscher <stevenb@suse.de>
3333 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3334 force_operand will work later on using have_insn_for.
3336 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3338 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3340 2005-08-16 Ian Lance Taylor <ian@airs.com>
3343 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3344 vector type, don't try to construct it element by element. Add an
3345 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3347 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3349 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3351 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3353 * doc/invoke.texi (Precompiled Headers): Document some more options
3354 which are known to be safe.
3356 2005-08-16 James E Wilson <wilson@specifix.com>
3358 PR tree-optimization/21105
3359 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3360 TREE_OVERFLOW check.
3362 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3364 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3365 (neg_ltu<mode>): Same.
3367 (neg_gtu<mode>): Same.
3369 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3371 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3372 (fold_builtin_isdigit): Use fold_buildN.
3373 (build_function_call_expr): Likewise.
3374 * c-typeck.c (c_finish_loop): Likewise.
3376 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3377 Richard Shann <rshann@superh.com>
3379 PR middle-end/20396:
3380 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3382 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3384 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3386 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3389 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3390 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3393 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3396 * fold-const.c (build_range_check): Disable optimization for function
3397 pointer expressions on targets that require function pointer
3400 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3402 * simplify-rtx.c (simplify_const_relational_operation): When
3403 extracting arguments of a COMPARE, recompute the mode as well.
3405 2005-08-15 Ian Lance Taylor <ian@airs.com>
3407 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3409 2005-08-15 DJ Delorie <dj@redhat.com>
3411 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3413 (movsi_splittable): Allow, but split, moves to the stack.
3414 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3417 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3419 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3420 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3421 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3423 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3424 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3425 Delete HOST_PTR_PRINTF.
3427 * configure, config.in: Regenerate.
3429 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3431 * config/rs6000/rs6000.md (QHSI): New mode macro.
3432 (wd): Extend mode attr for QImode and HImode
3433 (dbits): New mode attr.
3434 (zero_extend<mode>di2): Convert to mode macro.
3436 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3439 * doc/invoke.texi (-mgnu-ld): Update description.
3442 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3445 * Makefile.in (tree-chrec.o): Depends on real.h.
3446 * tree-chrec.c: Include real.h.
3447 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3448 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3449 * tree-scalar-evolution.c (add_to_evolution_1,
3450 interpret_rhs_modify_expr): Ditto.
3452 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3455 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3456 step is negative compute the estimation from init downwards to zero.
3458 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3460 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3462 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3464 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3466 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3467 Accept double-word constants that can be split.
3468 * config/s390/s390.md ("movti"): Use 'P' constraint.
3469 ("*movdi_31", "*movdf_31"): Likewise.
3471 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3473 Fix PR tree-optimization/22615
3475 * tree-ssa-structalias.c (solution_set_add): Handle
3476 first_vi_for_offset returning NULL.
3477 (do_da_constraint): Ditto.
3478 (do_sd_constraint): Ditto.
3479 (do_ds_constraint): Ditto
3480 (find_func_aliases): Ditto.
3481 (build_constraint_graph): RHS is allowed be ANYTHING.
3482 (first_vi_for_offset): Return NULL if we couldn't find anything at
3485 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3487 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3488 over memory as first operand.
3490 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3493 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3494 available for setting it.
3496 2005-08-14 Ira Rosen <irar@il.ibm.com>
3498 PR tree-optimization/23320
3499 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3500 data-refs' types instead of base object nullness. Add check for
3501 pointer type data-refs before first location comparison. Remove
3504 2005-08-14 Andreas Schwab <schwab@suse.de>
3506 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3508 2005-08-13 James E Wilson <wilson@specifix.com>
3510 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3511 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3512 -fstack-protector-all, --param ssp-buffer-size): Document.
3513 (-Wvariadic-macros): Alphabetize.
3514 (-fsched-stalled-insns-dep): Add missing 'f'.
3516 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3519 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3521 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3522 or indirect address operand.
3523 (EXTRA_ADDRESS_CONSTRAINT): New.
3524 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3526 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3528 PR tree-optimization/22236
3529 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3530 successors and predecessors.
3531 * tree-chrec.c (chrec_convert): Before converting, check that
3532 sequences don't wrap.
3533 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3534 (analyze_array): Extern.
3535 (find_data_references_in_loop): Remove call to
3536 compute_estimated_nb_iterations.
3537 * tree-data-ref.h (analyze_array): Declared.
3538 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3539 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3540 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3541 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3543 * tree-ssa-loop-ivcanon.c: Fix documentation.
3544 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3545 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3546 (infer_loop_bounds_from_undefined): New.
3547 (estimate_numbers_of_iterations_loop): Use
3548 infer_loop_bounds_from_undefined.
3549 (used_in_pointer_arithmetic_p): New.
3550 (scev_probably_wraps_p): Pass an extra parameter. Call
3551 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3552 (convert_step): Fix documentation.
3553 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3554 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3555 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3556 scev_probably_wraps_p.
3558 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3560 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3561 (s390_register_info): Ignore clobbered_regs information for fixed
3562 registers, and only fixed registers.
3563 (s390_init_frame_layout): Remove redundant call.
3565 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3567 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3568 description of -Wold-style-casts.
3570 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3571 Jakub Jelinek <jakub@redhat.com>
3573 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3574 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3575 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3576 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3577 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3578 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3579 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3580 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3581 ("stack_protect_set", "stack_protect_test"): New expanders.
3582 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3583 "stack_protect_testdi"): New insn definitions.
3585 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3587 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3589 2005-08-12 Paul Brook <paul@codesourcery.com>
3591 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3593 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3595 * config/s390/predicates.md (setmem_operand): New predicate.
3596 (shift_count_operand): Accept ANDs with special constants as
3598 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3599 with special constants.
3600 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3601 shift_count_operand with setmem_operand.
3603 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3605 * config/s390/s390.c (s390_extract_part, s390_single_part):
3607 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3608 (s390_output_mi_thunk): Don't use lg on 31 bit.
3609 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3610 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3612 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3614 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3615 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3616 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3617 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3618 with one of the new macros.
3620 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3622 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3623 Don't set save_return_addr_p.
3624 (s390_register_info): Make clobbered_regs not depending on
3627 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3629 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3630 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3632 2005-08-11 James E. Wilson <wilson@specifix.com>
3634 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3636 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3638 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3639 locations gathered by var-tracking in single entry loc_list
3640 over loc_descriptor_from_tree.
3642 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3643 pass it down to loc_descriptor.
3644 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3645 (containing_function_has_frame_base): Move earlier in the file.
3646 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3647 instead of always assuming fbreg can't be used.
3649 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3651 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3652 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3653 Accept address wrapped in AND for Altivec.
3654 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3655 Strip AND wrapping offset address for Altivec.
3657 2005-08-11 Richard Henderson <rth@redhat.com>
3660 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3661 before using TYPE_IS_SIZETYPE.
3663 2005-08-11 Richard Henderson <rth@redhat.com>
3666 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3667 insn types not present on ev4.
3668 (alphaev5_insn_pipe): Similarly.
3670 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3673 * arm.c (arm_override_options): If the user has selected callee-super-
3674 interworking, then enable normal interworking.
3676 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3678 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3681 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3683 * doc/rtl.texi: Fix two typos.
3685 2005-08-11 Richard Guenther <rguenther@suse.de>
3688 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3689 cases where we call to/from functions returning void.
3691 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3694 * tree.c (build_pointer_type_for_mode): Robustify.
3696 2005-08-10 James E Wilson <wilson@specifix.com>
3698 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3699 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3701 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3704 2005-08-10 Eric Christopher <echristo@apple.com>
3706 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3707 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3710 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3713 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3714 for the high part when generating dynamic-no-pic code.
3716 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3718 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3719 (x86_64-*-linux*): Likewise.
3721 * config/i386/crtfastmath.c: New file.
3722 * config/i386/t-crtfm: Likewise.
3724 * config/i386/linux.h (ENDFILE_SPEC): New.
3725 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3727 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3730 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3732 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3733 (vec_shl, vec_shr): Document new operations.
3734 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3736 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3738 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3739 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3740 change predicate to indexed_or_indirect_address.
3742 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3744 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3745 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3746 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3747 and __aeabi_uwrite8.
3748 * config/arm/unaligned-funcs.c: New file.
3749 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3751 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3753 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3755 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3756 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3758 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3759 * final.c (pass_shorten_branches): Add dump.
3760 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3761 (pass_life): Rename dump.
3762 (rest_of_handle_flow2): Remove initial verify_flow_info.
3763 * function.c (pass_instantiate_virtual_regs): Add dump.
3764 * integrate.c (pass_initial_value_sets): Add dump.
3765 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3766 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3767 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3768 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3769 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3770 gate_rtl_unrool_and_peel_loops): New.
3771 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3772 rtl_doloop): Do not look at flags.
3773 * mode-switching.c (pass_mode_switching): Add dump.
3774 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3775 pass_split_before_regstack): Add dump.
3776 * regmove.c (pass_stack_adjustments): Add dump.
3777 * tree-optimize.c (pass_fixup_cfg): Add dump.
3779 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3782 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3783 deciding which instruction sequence to use.
3785 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3787 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3788 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3790 2005-08-09 Richard Guenther <rguenther@suse.de>
3792 * c-common.c (builtin_function_2): Remove.
3793 (def_builtin_1): New function.
3794 (c_common_nodes_and_builtins): Use def_builtin_1 to
3795 build builtin functions.
3797 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3799 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3800 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3801 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3804 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3806 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3807 fold_binary instead of fold_build2 since we don't care about the
3809 (loop_niter_by_eval): Likewise.
3810 (compare_trees): Likewise.
3811 (proved_non_wrapping_p): Likewise.
3813 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3817 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3818 if the if is really empty.
3820 2005-08-09 Steven Bosscher <stevenb@suse.de>
3822 PR tree-optimization/23234
3823 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3824 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3825 argument of the new enum.
3826 (execute_cse_reciprocals): Add reciprocals for function arguments
3827 on the unique successor edge of the entry block. Update other calls
3828 to execute_cse_reciprocals_1.
3830 2005-08-08 Richard Henderson <rth@redhat.com>
3833 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3835 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3837 * expr.c (write_complex_part): Return after handling MEM.
3839 2005-08-08 Josh Conner <jconner@apple.com>
3841 PR rtl-optimization/23241
3842 * combine.c (simplify_comparison): Fix error in determining
3843 whether to lift a subreg from comparison.
3845 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3848 * config/rs6000/altivec.md (vec_init<mode>): New.
3849 (vec_set<mode>): New.
3850 (vec_extract<mode>): New.
3851 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3852 (rs6000_expand_vector_set): New.
3853 (rs6000_expand_vector_extract): New.
3854 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3855 for Altivec modes before reload.
3856 (altivec_expand_vec_init_builtin): New.
3857 (get_element_number): New.
3858 (altivec_expand_vec_set_builtin): New.
3859 (altivec_expand_vec_ext_builtin): New.
3860 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3862 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3864 * config/rs6000/rs6000.h (rs6000_builtins): Add
3865 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3866 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3867 * config/rs6000/rs6000-protos.h: Declare new functions.
3869 2005-08-08 Jan Hubicka <jh@suse.cz>
3871 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3872 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3873 * i386.md (movdi*): Use pic_32bit_operand.
3874 * predicates.md (pic_32bit_operand): New.
3876 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3879 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3881 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3883 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3884 (test_for_singularity): Use fold_build2.
3886 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3888 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3890 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3892 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3893 (COMMON_ASM_OP) Define.
3894 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3895 (ix86_encode_section_info): Likewise.
3896 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3897 SUBTARGET_ENCODE_SECTION_INFO.
3899 2005-08-06 Richard Henderson <rth@redhat.com>
3902 * tree-nested.c (convert_local_reference): Save and restore val_only
3903 around component_ref and friends. Clear walk_subtrees by default.
3905 2005-08-06 Peter O'Gorman <peter@pogma.com>
3908 * gcc.c (process_command): Check the argument to -b has a dash.
3909 * doc/invoke.texi: Update -b and -V docs.
3911 2005-08-06 James E Wilson <wilson@specifix.com>
3913 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3915 2005-08-06 Michael Matz <matz@suse.de>
3917 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3918 member only if only one insn is associated with the value.
3920 2005-08-06 Nick Clifton <nickc@redhat.com>
3922 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3924 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3925 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3926 Check symbol flags instead of symbol name mangling.
3927 (xstormy16_asm_output_aligned_common): Likewise. Also
3928 simplify code since the bss100_section cass is the only case
3929 where the below100 code will be triggered.
3930 (xstormy16_encode_section_info): Encode below100 attribute
3931 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3933 (xstormy16_strip_name_encoding): Delete - this function is no
3935 (TARGET_STRIP_NAME_ENCODING): Undefine.
3936 * config/stormy16/stormy16-protos.h: Delete prototype for
3937 xstormy16_strip_name_encoding.
3939 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3941 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3942 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3943 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3944 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3945 config/alpha/predicates.md, config/arc/arc.h,
3946 config/arm/arm.h, config/arm/ieee754-df.S,
3947 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3948 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3949 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3950 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3951 config/m68hc11/m68hc11.h, config/mips/mips.c,
3952 config/mips/mips.h, config/mips/openbsd.h,
3953 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3954 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3955 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3956 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3957 config/sparc/linux.h, config/sparc/linux64.h,
3958 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3959 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3960 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3961 typos. Follow spelling conventions.
3963 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3966 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3967 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3968 specially. Check for side effects only for COND_EXPR.
3969 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3970 return with TREE_NO_WARNING.
3972 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3974 PR rtl-optimization/23233
3975 * loop.c (combine_movables): Require the modes to be the same.
3976 (move_movables): Remove handling of cases where the replacement
3977 had a different mode to the original.
3979 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3981 PR tree-optimization/23128
3982 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3983 subtraction wrap, and set TREE_OVERFLOW if they do.
3985 2005-08-05 Richard Henderson <rth@redhat.com>
3988 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3989 FORCED_LABEL labels.
3991 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3994 * reload.c (find_reloads_subreg_address): Pass down TYPE
3995 unchanged. Change all callers except find_reloads_toplev.
3997 2005-08-05 Michael Matz <matz@suse.de>
3999 * genattrtab.c (current_alternative_string): Remove.
4000 (SIMPLIFY_ALTERNATIVE): Ditto.
4001 (attr_alt_bit_p): Ditto.
4002 (alternative_name): Make const char *.
4003 (evaluate_eq_attr): Remove use of above things.
4004 (simplify_test_exp): Ditto.
4005 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4006 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4008 2005-08-04 James E Wilson <wilson@specifix.com>
4010 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4011 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4012 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4013 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4014 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4016 2005-08-04 Richard Henderson <rth@redhat.com>
4019 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4020 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4021 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4022 if we'd have to instantiate too many members.
4024 2005-08-04 Richard Henderson <rth@redhat.com>
4027 * tree-outof-ssa.c (coalesce_asm_operands): New.
4028 (coalesce_ssa_name): Use it. Split out ...
4029 (coalesce_phi_operands, coalesce_result_decls): ... these.
4031 2005-08-04 Paul Brook <paul@codesourcery.com>
4033 * read-rtl.c (read_quoted_string): Break if EOF.
4035 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4037 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4038 (fold_build2): Likewise.
4039 (fold_build3): Likewise.
4040 (fold_build1_stat): New function prototype.
4041 (fold_build2_stat): Likewise.
4042 (fold_build3_stat): Likewise.
4043 * fold-const.c (fold_build1): Rename to ..
4044 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4045 through to build1_stat.
4046 (fold_build2): Rename to ..
4047 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4048 through to build2_stat.
4049 (fold_build3): Rename to ..
4050 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4051 through to build3_stat.
4053 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4054 Ian Lance Taylor <ian@airs.com>
4056 * function.c (assign_stack_local_1): Do not correct stack slot
4057 address if allocation size is smaller than mode size.
4059 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4062 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4063 (tree_merge_blocks): Propagate anything allowed by
4065 Clarify documentation.
4066 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4067 SSA form, schedule an update if necessary.
4069 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4071 * doc/install.texi (Binaries): Remove broken link to
4072 Sinix/Reliant Unix binaries.
4074 2005-08-03 Richard Henderson <rth@redhat.com>
4077 * function.c (stack_protect_epilogue): Export.
4078 * tree.h (stack_protect_epilogue): Declare.
4079 * calls.c (expand_call): Call it.
4081 2005-08-03 Eric Christopher <echristo@apple.com>
4083 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4084 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4087 2005-08-04 Jan Hubicka <jh@suse.cz>
4089 * profile.c (branch_prob): Split edges with goto locus on them
4090 to get proper line counts.
4091 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4093 2005-08-03 Paul Brook <paul@codesourcery.com>
4095 * function.c (assign_parms): Round current_function_args_size
4096 to PARM_BOUNDARY, not STACK_BOUNDARY.
4098 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4100 * config/i386/i386.c (x86_elf_aligned_common)
4101 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4103 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4105 PR tree-optimization/23157
4106 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4107 before emitting them.
4109 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4111 PR tree-optimization/19899
4112 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4113 * tree-scalar-evolution.c: Include real.h.
4114 (add_to_evolution): Build constant -1 of correct type.
4116 2005-08-03 Jan Hubicka <jh@suse.cz>
4118 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4119 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4120 profile updating for complette unrolling.
4121 * loop-unroll.c (peel_loop_completely): Use it.
4122 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4123 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4126 2005-08-03 Paul Brook <paul@codesourcery.com>
4128 * combine.c (can_change_dest_mode): New function.
4129 (try_combine, simplify_set): Use it.
4131 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4133 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4136 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4138 * doc/install.texi (Specific): Adjust link to openavr.org.
4139 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4140 (Binaries): Adjust HP-UX Porting Center link.
4141 (Binaries): Adjust Free Software Foundation ordering link.
4143 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4145 * convert.c (convert_to_integer): Use fold_build1 instead of
4146 build1 when converting an integer to an integer.
4148 2005-08-02 Richard Henderson <rth@redhat.com>
4150 * combine.c (combine_instructions): Don't use reg_equal/equiv
4151 results if the mode doesn't match.
4153 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4155 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4156 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4158 2005-08-02 Richard Henderson <rth@redhat.com>
4161 * explow.c (memory_address): Remove special-case for
4162 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4164 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4167 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4168 number of calls to cleanup_tree_cfg_1.
4170 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4172 * doc/invoke.texi: document file extensions .F90 and .F95
4174 2005-08-02 Richard Guenther <rguenther@suse.de>
4176 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4177 positive if its first argument is positive.
4179 2005-08-02 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/23177
4182 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4185 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4187 PR tree-optimization/23129
4188 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4189 varying for divisions with anti-ranges.
4191 2005-08-02 Jan Hubicka <jh@suse.cz>
4193 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4194 * tree-ssa-threadupdate.c (thread_block): Add it here.
4196 2005-08-01 James E Wilson <wilson@specifix.com>
4198 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4199 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4200 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4202 * config/mips/predicates.md (const_call_insn_operand): Add check for
4203 SYMBOL_REF_LONG_CALL_P.
4204 * doc/extend.texi (long_call): Document the new attribute.
4206 2005-08-01 Ian Lance Taylor <ian@airs.com>
4207 Richard Henderson <rth@redhat.com>
4209 * Makefile.in (RTL_BASE_H): Add real.h.
4210 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4212 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4214 * rtl.c (rtl_check_failed_code_mode): New.
4215 * rtl.h (struct rtx_def): Add u.rv.
4216 (XCMWINT, XCNMPRV): New.
4217 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4218 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4220 2005-08-01 Richard Henderson <rth@redhat.com>
4222 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4223 with auto-inc codes.
4225 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4227 2005-08-01 Jan Hubicka <jh@suse.cz>
4229 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4230 * i386.c: Include dwarf2.h
4231 (asm_preferred_eh_data_format): New.
4232 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4234 2005-08-01 Ian Lance Taylor <ian@airs.com>
4236 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4237 randomize_va_space for virtual address randomization control.
4239 2005-08-01 Steven Bosscher <stevenb@suse.de>
4241 * common.opt (flag_ipa_cp): Put in right place to maintain
4244 2005-08-01 Jan Hubicka <jh@suse.cz>
4246 * profile.c (compute_value_histograms): Fix thinko.
4247 * value-prof.c: Include toplev.h
4248 (check_counter): New function.
4249 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4250 tree_mod_subtract_transform): Add sanity check.
4252 2005-08-01 Richard Guenther <rguenther@suse.de>
4254 PR tree-optimization/23133
4255 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4256 current functions parameter decls to find defs to cse
4259 2005-08-01 Richard Guenther <rguenther@suse.de>
4261 PR tree-optimization/23109
4262 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4263 If trapping math is in effect, use post-dominator information
4264 to check if we'd in any case reach a trapping point before
4265 doing the reciprocal insertion.
4266 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4267 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4268 expressions are invariant only if trapping math is not in effect.
4270 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4272 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4273 cgraph_function_versioning): New declarations.
4274 * cgraphunit.c: Add include to ipa-prop.h.
4275 (update_call_expr, cgraph_copy_node_for_versioning,
4276 cgraph_function_versioning): New functions.
4277 * integrate.c (copy_decl_for_inlining): Remove.
4278 * ipa-prop.h (ipa_replace_map): New struct.
4279 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4280 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4281 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4282 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4283 ipcp_iterate_stage, ipcp_method_scale_print,
4284 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4285 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4286 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4287 ipcp_update_bb_counts, ipcp_update_profiling,
4288 ipcp_update_edges_counts): New functions.
4289 (ipcp_method_cval_init): Remove restriction regarding local methods.
4290 (ipcp_init_stage): Add ipcp_method_compute_scale.
4291 (ipcp_insert_stage): Add versioning.
4292 (ipcp_structures_print): Add ipcp_method_scale_print.
4293 (ipcp_driver): Dump profiling info.
4294 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4295 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4296 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4297 (struct inline_data): Add versioning_p, ipa_info, new fields.
4298 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4299 declare_return_variable): Replace calls to copy_decl_for_inlining with
4301 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4303 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4304 Add argument VERSIONING.
4305 (copy_arguments_for_versioning, copy_static_chain,
4306 function_versionable_p, tree_versionable_function_p,
4307 tree_function_versioning, replace_ref_tree): New functions.
4308 * tree-inline.h: Include varray.h.
4309 (tree_versionable_function_p, tree_function_versioning,
4310 tree copy_decl_for_dup): New declarations.
4312 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4314 * ipa-cp.c: New file. Contains IPCP specific functionality.
4315 * ipa-prop.h: New file. Contains structures/definitions that can be
4316 used by several interprocedural data flow optimizations (and also IPCP).
4317 * ipa-prop.c: New file.
4318 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4319 * common.opt: Add ipa-cp flag.
4320 * timevar.def: Add IPCP optimization.
4321 * tree-optimize.c (init_tree_optimization_passes): Schedule
4323 * tree-pass.h (pass_ipa_cp): Declare.
4325 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4327 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4328 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4329 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4330 config/i386/i386.c, config/mips/mips.h,
4331 config/rs6000/rs6000.h, config/sh/sh.c,
4332 config/stormy16/stormy16.c: Fix comment typos.
4334 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4337 * c-typeck.c (build_binary_op): Use common_type wrapper on
4339 (common_type): Update comment.
4341 2005-07-31 Steven Bosscher <stevenb@suse.de>
4344 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4345 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4346 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4348 2005-07-31 Jan Hubicka <jh@suse.cz>
4350 * pretty-print.h (pp_widest_integer): New macro.
4351 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4354 2005-07-31 Jan Hubicka <jh@suse.cz>
4356 * output.h (enum section_category): Export from varasm.c
4357 (categorize_decl_for_section): Likewise.
4358 * varasm.c (enum section_category): Kill.
4359 (categorize_decl_for_section): Make global.
4360 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4362 * i386.c (ix86_section_threshold): New static variable.
4363 (ix86_in_large_data_p, ix86_encode_section_info,
4364 x86_64_elf_unique_section,
4365 x86_64_elf_select_section): New functions.
4366 (TARGET_ENCODE_SECTION_INFO): Define
4367 (override_options): Enable medium model for PIC.
4368 (ix86_expand_prologue): Expand gen_set_got_rex64.
4369 (legitimate_constant_p): Handle new UNSPECs.
4370 (legitimate_pic_address_disp_p): Likewise.
4371 (legitimize_pic_address): Lower MEDIUM model addressing.
4372 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4373 (enum cmodel): Add MEDIUM_PIC.
4374 (SYMBOL_REF_FAR_ADDR_P): New macro.
4375 (SYMBOL_FLAG_FAR_ADDR): New flag.
4376 * i386.md (movdi): Support medium model.
4377 (set_got_rex64): New pattern.
4378 * i386.opt (mlarge-data-threshold): New flag.
4379 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4380 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4381 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4382 TARGET_ASM_UNIQUE_SECTION): New.
4384 * invoke.texi (-mlarge_data_threshold): Document
4386 2005-07-31 Jan Hubicka <jh@suse.cz>
4388 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4389 (coalesce_vars): Likewise.
4390 * tree-ssa-live.c (coalesce_cost): New.
4391 (build_tree_conflict_graph): Use coalesce_cost.
4392 * tree-ssa-live.h (coalesce_cost): Declare.
4394 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4396 * arm.md (all peepholes for post-increment operations): Delete.
4397 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4398 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4399 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4400 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4401 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4403 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4405 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4408 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4411 * doc/invoke.texi: Document -rdynamic.
4413 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4416 * c-parser.c (c_parser_parms_list_declarator): Call
4417 mark_forward_parm_decls.
4418 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4419 decls with visibility structure.
4421 2005-07-30 Paul Brook <paul@codesourcery.com>
4423 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4425 2005-07-30 Paul Brook <paul@codesourcery.com>
4427 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4429 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4431 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4433 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4436 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4437 nested function declarators.
4438 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4439 (grokparms): Call warn_if_shadowing for parameters used within the
4441 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4442 not used within the parameter list.
4443 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4445 2005-07-30 Jan Hubicka <jh@suse.cz>
4447 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4448 * i386.c (ix86_fixup_binary_operands): Likewise.
4449 (ix86_expand_unary_operator): Likewise.
4450 (ix86_expand_fp_absneg_operator): Likewise.
4451 * optabs.c (expand_vec_cond_expr): Validate dest.
4453 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4456 * real.c (real_from_string): Also set last bit if there is a
4457 nonzero hex digit beyond GCC's internal precision after ".".
4459 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4461 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4462 define_constants. Change duplicate values to unassigned numbers.
4463 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4464 (*altivec_vspltsf): New.
4465 (altivec_vperm_v4sf): Delete.
4466 (altivec_vperm_<mode>): Use mode macro V.
4467 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4468 (altivec_predicate_v4sf): Delete.
4469 (altivec_predicate_<mode>): Use mode macro V.
4470 (*altivec_lvesfx): New.
4471 (*altivec_stvesfx): New.
4472 (vec_realign_load_v4sf): Delete.
4473 (vec_realign_load_<mode>): Use mode macro V.
4474 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4477 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4480 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4482 * configure: Regenerated.
4484 2005-07-29 Paul Brook <paul@codesourcery.com>
4486 * doc/install.texi: Add link to GFortran binaries wiki page.
4488 2005-07-29 David Ung <davidu@mips.com>
4490 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4491 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4492 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4493 * config/mips/mips.md (cpu): Add 5kf name.
4494 (includes): Includes 5k.md.
4495 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4496 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4499 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4502 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4503 (cleanup_tree_cfg): ... here.
4504 Call cleanup_tree_cfg_1 until there are no more cleanups to
4507 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4509 * tree-vrp.c (compare_range_with_value): Return true or false
4510 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4511 EQ_EXPR respectively.
4513 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4515 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4518 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4520 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4521 (tree_ssa_dominator_optimize): Increment it.
4522 (dump_dominator_optimization_stats): Print it.
4524 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4525 Steven Bosscher <stevenb@suse.de>
4527 PR rtl-optimization/23117
4528 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4529 when head == tail. Tidy comment.
4531 2005-07-28 Richard Henderson <rth@redhat.com>
4533 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4534 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4535 * jump.c (rtx_renumbered_equal_p): Likewise.
4536 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4537 CONST_INT and CONST_DOUBLE.
4538 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4539 * reload.c (operands_match_p): Special case CONST_INT and
4540 CONST_DOUBLE; check mode earlier.
4542 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4545 * c-typeck.c (convert_for_assignment): Do not check
4546 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4548 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4551 * c-typeck.c (composite_type): Prefer constant size arrays to
4554 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4557 * real.c (real_from_string): Set last bit if there is a nonzero
4558 hex digit beyond GCC's internal precision.
4560 2005-07-28 Richard Henderson <rth@redhat.com>
4563 * cfgcleanup.c (try_forward_edges): Watch out for end of
4566 2005-07-28 James E Wilson <wilson@specifixinc.com>
4569 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4571 2005-07-28 Jan Hubicka <jh@suse.cz>
4573 * Makefile.in (rtl-profile.o): Kill all traces of it.
4574 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4575 * coverage.h (rtl_coverage_counter_ref): Kill.
4576 * opts.c (flag_speculative_prefetching_set): Kill.
4577 (flag_loop_optimize_set): New.
4578 (common_handle_option): Disable loop optimizer when profiling;
4579 do not handle speculative prefetching.
4580 * passes.c (init_optimization_passes): Replace pass_profiling combo
4581 by branch_prob pass.
4582 * profile.c (compute_value_histograms): Update for simplified value
4584 (rtl_register_profile_hooks): Kill.
4585 (pass_profiling): Kill.
4586 (rest_of_handle_branch_prob): Do not profile.
4587 * toplev.c (process_options): Remove speculative prefetching.
4588 * toplev.h (flag_tree_based_profiling): Kill.
4589 * tree-profile.c (prepare_instrumented_value,
4590 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4591 tree_gen_one_value_profiler, do_tree_profiling): Update for
4592 simplified datastructures.
4593 * value-prof.c: Add comment that speculative prefetching was dropped;
4594 update rest of file for simplified datastructures.
4595 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4596 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4597 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4598 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4599 rtl_mod_subtract, gen_speculative_prefetch,
4600 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4601 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4602 (gate_handle_value_profile_transformations,
4603 rest_of_handle_value_profile_transformations,
4604 pass_value_profile_transformations): Kill.
4605 * value-prof.h (histogram_value_t): Remove IL based unions.
4606 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4607 rtl_profile_hooks): Remove hooks.
4609 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4611 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4612 (cgraph_clone_node): Likewise.
4613 * cgraph.h (cgraph_clone_edge): Update prototype.
4614 (cgraph_clone_node): Likewise.
4615 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4617 (lookup_recursive_calls): Consider profile.
4618 (cgraph_decide_recursive_inlining): Fix updating; use new
4619 probability argument; use profile.
4620 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4621 * tree-inline.c (copy_bb): Update clal of clone_edge.
4622 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4624 * invoke.texi (min-inline-recursive-probability): Document.
4626 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4628 * doc/install.texi (Configuration): Update Valgrind homepage.
4630 2005-07-28 Richard Henderson <rth@redhat.com>
4633 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4634 labels we want to delete.
4635 (cfg_layout_merge_blocks): Likewise.
4637 2005-07-28 Richard Henderson <rth@redhat.com>
4640 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4641 when expanding to nothing.
4643 2005-07-28 Josh Conner <jconner@apple.com>
4645 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4646 (cgraph_decide_inlining_of_small_functions): Likewise.
4648 2005-07-28 Josh Conner <jconner@apple.com>
4650 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4651 direction of badness if negative.
4652 (cgraph_default_inline_p): Add reason to parameters, and assign it
4654 (cgraph_decide_inlining_of_small_functions): New parameter in call
4655 to cgraph_default_inline_p.
4656 (cgraph_decide_inlining_incrementally): Likewise.
4657 * cgraphunit.c (decide_is_function_needed): Likewise.
4658 * cgraph.h (cgraph_default_inline_p): Likewise.
4660 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4662 * builtins.c: Fix comment typo(s).
4663 * genautomata.c: Likewise.
4664 * gimplify.c: Likewise.
4665 * tree-dfa.c: Likewise.
4666 * tree-flow-inline.h: Likewise.
4667 * tree-into-ssa.c: Likewise.
4668 * tree-ssa-alias.c: Likewise.
4669 * tree-ssa-ccp.c: Likewise.
4670 * tree-ssa-copy.c: Likewise.
4671 * tree-ssa-dce.c: Likewise.
4672 * tree-ssa-dom.c: Likewise.
4673 * tree-ssa-operands.c: Likewise.
4674 * tree-tailcall.c: Likewise.
4675 * tree-vectorizer.c: Likewise.
4676 * tree-vrp.c: Likewise.
4679 2005-07-28 Jeff Law <law@redhat.com>
4681 * tree-vrp.c (test_for_singularity): Extracted from ...
4682 (simplify_cond_using_ranges): Attempt to simplify a relational
4683 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4685 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4687 PR tree-optimization/22506
4688 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4689 phis whose argument is constant.
4691 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4693 PR rtl-optimization/18992
4694 Back out this patch:
4695 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4696 PR optimization/12142
4697 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4698 uses of the register in the SET_SRC. Remove unnecessary argument.
4700 Replace it with this:
4701 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4702 if flag_non_call_exceptions is set and the insn may trap, pass
4703 pc_rtx as dest for recursion.
4704 In SET_SRC part of SET case, if dest is already set, pass it down
4707 2005-07-28 Jan Hubicka <jh@suse.cz>
4709 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4710 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4711 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4713 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4714 profile when available.
4716 2005-07-28 Jan Beulich <jbeulich@novell.com>
4718 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4719 (ia64_print_operand): Describe and handle 'X'.
4720 (ia64_register_move_cost): Also handle FP_REGS.
4721 (ia64_preferred_reload_class): Likewise.
4722 (ia64_secondary_reload_class): Likewise.
4723 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4724 it. Also check for ITANIUM_CLASS_FLDP.
4725 * config/ia64/ia64.h (FP_REGNO_P): New.
4726 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4727 (reg_class): Add FP_REGS.
4728 (REG_CLASS_NAMES): Adjust for it.
4729 (REG_CLASS_CONTENTS): Likewise.
4730 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4731 (REG_CLASS_FROM_LETTER): Handle 'x'.
4732 (CLASS_MAX_NREGS): Handle FP_REGS.
4733 (MEMORY_MOVE_COST): Likewise.
4734 * config/ia64/ia64.md (itanium_class): Add fldp.
4735 (type): Handle fldp.
4736 (movti_internal): More allowable operand combinations. Use ldfp8 when
4737 splitting unnecessary. Remove predicable attribute. Adjust
4738 itanium_class attribute.
4739 (smuldi3_highpart): Remove outdated comment.
4740 (mulditi3, umulditi3, rotlti3): New expanders.
4741 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4742 (absti2): Disabled new insn for future reference.
4743 Respective new splitters.
4744 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4745 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4746 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4748 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4750 PR rtl-optimization/23047
4751 * simplify-rtx.c (simplify_const_relational_operation): Respect
4752 flag_wrapv for comparisons with ABS.
4754 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4756 PR tree-optimization/22493
4757 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4758 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4760 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4762 * config/frv/frv.opt (moptimize-membar): New.
4764 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4766 * config/frv/frv.h: Remove machine_function definition.
4768 * config/frv/frv.c (struct frv_io): New.
4769 (struct machine_function): Moved from frv.h. Add has_membar_p.
4770 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4771 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4772 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4773 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4774 (frv_reorg): Call frv_optimize_membar when appropriate.
4775 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4776 (frv_expand_builtin): Adjust calls accordingly.
4777 (frv_io_address_cookie): New function.
4778 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4779 load or store rather than a special insn. Add ccnstant address and
4780 io-type operands to the membar.
4781 (frv_ifcvt_modify_tests): Unsign regno.
4782 (frv_ifcvt_modify_tests): Same.
4784 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4785 UNSPEC_OPTIONAL_MEMBAR constant.
4786 (builtin_read_<mode>): Delete.
4787 (builtin_write_<mode>): Delete.
4788 ("optional_membar_<mode>"): Add operand.
4790 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4791 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4792 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4793 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4794 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4795 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4796 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4797 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4798 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4800 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4802 * df.c (df_uses_record): Handle SCRATCH.
4804 2005-07-28 Steven Bosscher <stevenb@suse.de>
4807 * passes.c (rest_of_decl_compilation): If decl is a type and
4808 we have encountered errors, don't emit debug information.
4810 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4812 * params.def: Fixed comment.
4814 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4817 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4818 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4819 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4821 2005-07-27 Steven Bosscher <stevenb@suse.de>
4824 * varasm.c (assemble_start_function): Don't do anything that may
4825 require a CFG if the current function is a thunk.
4827 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4829 * doc/install.texi (Prerequisites): Mention that perl is needed
4830 to do export control in libstdc++ targetting Darwin.
4832 2005-07-27 Steven Bosscher <stevenb@suse.de>
4834 PR rtl-optimization/17808
4835 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4836 (sched_insns_conditions_mutex_p): Split out from...
4837 (add_dependence): ...here. But don't call it from here.
4838 (add_dependence_list): Check sched_insns_conditions_mutex_p
4839 before calling add_dependence.
4840 (add_dependence_list_and_free): Likewise.
4841 (fixup_sched_groups): Likewise.
4842 (sched_analyze_1): Likewise.
4843 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4844 (sched_analyze): Likewise.
4845 (sched_analyze_insn): Likewise.
4846 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4847 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4848 dependencies on all COND_EXEC insns to jumps ending basic blocks
4849 when doing intrablock scheduling.
4850 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4852 2005-07-27 Jeff Law <law@redhat.com>
4854 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4855 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4856 equivalency sets, correctly handle the case were vr0 has an
4857 equivalency set, but vr1 does not.
4859 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4861 PR tree-optimization/23073
4862 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4863 vect_print_dump_info before fprintf.
4865 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4867 PR tree-optimize/22348
4868 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4869 Fold the partial computation.
4871 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4873 PR tree-optimization/22325
4874 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4876 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4878 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4879 (force_var_cost): ... this function.
4880 (compute_phi_arg_on_exit): Export.
4882 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4884 PR tree-optimization/20773
4885 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4888 2005-07-27 Richard Guenther <rguenther@suse.de>
4890 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4891 Avoid pushing again if current struct contains only
4892 fields we decomposed.
4894 2005-07-27 Jan Hubicka <jh@suse.cz>
4896 PR tree-optimization/22574
4897 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4900 * tree-tailcall.c (decrease_profile): New function.
4901 (eliminate_tail_call): Use it.
4903 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4904 visibility flags correctly in whole program mode.
4906 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4908 PR rtl-optimization/22472
4909 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4911 2005-07-26 Steven Bosscher <stevenb@suse.de>
4913 PR tree-optimization/22504
4914 * tree-complex.c (expand_complex_addition): Use 'code' instead
4915 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4917 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4919 * config.gcc (cpu_type): Add frv case.
4920 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4921 (supported_defaults): Add fr550 case.
4923 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4926 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4927 whether a pointer of type T * may point to objects of type T *.
4929 2005-07-26 DJ Delorie <dj@redhat.com>
4931 * configure: Regenerate.
4933 2005-07-26 Dale Johannesen <dalej@apple.com>
4935 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4937 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4939 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4940 Clarify use of "build" in name.
4942 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4944 * doc/extend.texi (Raw read/write Functions): New section.
4945 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4946 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4947 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4948 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4949 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4950 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4951 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4952 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4953 * config/frv/frv.c: Add bdesc_loads global.
4954 Add bdesc_stores global.
4955 (frv_init_builtins): Add support for __builtin_{read/write}*.
4956 (frv_volatile_memref): New.
4957 (frv_expand_load_builtin): New.
4958 (frv_expand_store_builtin): New.
4959 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4960 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4961 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4962 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4963 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4964 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4965 (builtin_read_<mode>): New.
4966 (builtin_write_<mode>): New.
4967 (builtin_write64): New.
4968 (optional_membar_<mode>): New.
4970 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4972 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4973 (rather than units) against HOST_BITS_PER_WIDE_INT.
4975 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4977 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4978 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4979 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4980 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4983 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4984 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4985 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4987 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4989 2005-07-26 Richard Guenther <rguenther@suse.de>
4991 PR tree-optimization/22486
4992 * fold-const.c (fold_unary): Fold away useless component
4993 references of the form (T *)&T.x, if the address
4996 2005-07-25 James E Wilson <wilson@specifixinc.com>
4998 * dwarf2out.c (add_call_src_coords_attributes): New.
4999 (gen_inlined_subroutine_die): Call it.
5000 (maybe_emit_file, init_file_table): Add comments.
5001 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5003 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5004 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5005 * tree.h (BLOCK_SOURCE_LOCATION): New.
5006 (struct tree_block): New field locus.
5008 2005-07-26 Andreas Schwab <schwab@suse.de>
5010 PR rtl-optimization/23043
5011 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5012 when allocating a struct unoccr.
5014 2005-07-25 Richard Henderson <rth@redhat.com>
5017 * tree-complex.c (gate_no_optimization): True if errors.
5018 * Makefile.in (tree-complex.o): Update dependencies.
5020 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5022 * config/frv/predicates.md (integer_register_operand): Use
5025 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5028 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5030 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5032 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5034 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5035 types when flag_unsafe_math_optimizations is true.
5037 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5039 * gcc.c (option_map): Add --sysroot.
5040 (process_command): Handle --sysroot.
5041 (display_help): Document it.
5042 * doc/cppopts.tex (-isysroot): Document.
5043 * doc/invoke.texi (--sysroot): Document.
5044 * doc/install.texi (--with-build-sysroot): Document.
5046 * Makefile.in (inhibit_libc): New variable.
5047 (INHIBIT_LIBC_CFLAGS): Likewise.
5048 (LIBGCC2_CFLAGS): Include
5049 $(INHIBIT_LIBC_CFLAGS).
5050 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5051 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5052 ($(T)crtend.o): Likewise.
5053 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5054 ($(T)crtendS.o): Likewise.
5055 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5056 ($(T)crtendT.o): Likewise.
5057 (stmp-fixinc): Do not complain about missing headers if
5059 * configure.ac (inhibit_libc): Set it to true/false.
5060 (--with-build-sysroot): New option. Use it to set
5062 * configure: Regenerated.
5064 2005-07-25 Manfred Hollstein <mh@suse.com>
5066 * calls.c (store_one_arg): Fix unsigned comparison warning.
5068 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5071 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5072 (ggc_print_statistics): Initialize variable before use.
5074 2005-07-25 Richard Guenther <rguenther@suse.de>
5076 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5077 calling with a PHI_NODE argument.
5079 * tree-flow-inline.h (overlap_subvar): Protect against
5082 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5084 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5085 * configure: Regenerate.
5087 2005-07-25 Ira Rosen <irar@il.ibm.com>
5089 * expr.c (highest_pow2_factor): Make extern.
5090 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5091 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5092 record_array_differ_p, array_ptr_differ_p): Likewise.
5093 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5094 additional cases. Call the above functions.
5095 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5096 base_object_differ_p when there are two base objects. Otherwise, compare
5097 base address and offset. Call may_alias_p.
5098 (dump_data_reference): Use a correct field name.
5099 (analyze_array): Make static. Initialize new data-ref fields.
5100 (analyze_indirect_ref): New function.
5101 (init_data_ref): Initialize new data-ref fields.
5102 (strip_conversion): Moved from tree-vect-analyze.c.
5103 (analyze_offset_expr, get_ptr_offset, address_analysis,
5104 object_analysis): Likewise.
5105 (analyze_offset): New function.
5106 (create_data_ref): Likewise.
5107 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5108 dimensions for ARRAY_REFs only.
5109 (build_classic_dist_vector): Make static.
5110 (access_functions_are_affine_or_constant_p): Call macro to get the
5111 address of access functions.
5112 (compute_all_dependences): Add new parameter
5113 compute_self_and_read_read_dependences. Compute self and read-read
5114 dependences if it is true.
5115 (find_data_references_in_loop): Call create_data_ref. Initialize new
5117 (compute_data_dependences_for_loop): Add new parameter
5118 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5119 compute nb_loops. Call compute_all_dependences,
5120 build_classic_dist_vector and build_classic_dir_vector with correct
5122 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5123 with correct parameters. Compare dimensions for ARRAY_REFs only.
5124 (free_data_refs): Call macro to free access functions.
5125 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5126 fields from stmt_vinfo.
5127 (struct base_object_info): New structure.
5128 (struct data_reference): Move fields to base_object_info. Add fields
5129 first_location and object_info for above structures. Move fields from
5130 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5131 aligned_to. Add macros to access the new fields.
5132 Update functions declarations.
5133 * tree-flow.h (is_aliased_with): Declare.
5134 * tree-loop-linear.c (linear_transform_loops): Call
5135 compute_data_dependences_for_loop with correct parameters.
5136 * tree-ssa-alias.c (is_aliased_with): New function.
5137 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5138 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5139 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5140 vect_base_addr_differ_p, compute_subscript_distance and
5141 build_classic_dist_vector. Add printings. Check absolute value of
5143 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5145 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5146 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5147 to bytes. Add printing.
5148 (vect_compute_data_refs_alignment): Go through loads and stores in one
5150 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5151 vect_analyze_data_ref_access): Likewise.
5152 (vect_analyze_pointer_ref_access): Remove.
5153 (vect_address_analysis, vect_object_analysis): Likewise.
5154 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5155 and analyze data-refs in the loop.
5156 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5157 fields of data-ref instead of stmt. Add init to the offset from the
5159 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5160 (vect_update_init_of_dr): Likewise.
5161 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5162 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5164 (new_loop_vec_info): Initialize new fields.
5165 (destroy_loop_vec_info): Free new fields.
5166 (vect_strip_conversion): Remove.
5167 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5168 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5169 datarefs. Add new field ddrs.
5170 Add macros for the new fields access.
5171 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5172 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5173 Remove their macros.
5174 * tree.h (highest_pow2_factor): Declare.
5176 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5178 * calls.c (store_one_arg): Check for sibling call MEM arguments
5179 from already clobbered incoming argument area.
5181 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5183 * c-common.c (check_missing_format_attribute): New.
5184 * c-common.h (check_missing_format_attribute): Likewise.
5185 * c-typeck.c (convert_for_assignment): Use it.
5187 2005-07-24 Andreas Schwab <schwab@suse.de>
5189 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5190 register use a word move. Correct operand of ext.w in 68000 code.
5192 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5194 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5195 variables as declarations, rather than definitions.
5197 2005-07-24 Ira Rosen <irar@il.ibm.com>
5199 PR tree-optimization/22526
5200 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5203 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5205 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5206 that C99 reserve for future use. Use it to define clog10,
5207 clog10f and clog10l.
5209 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5211 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5212 * configure.ac: Check for -Wmissing-format-attribute.
5214 * configure: Regenerate.
5216 2005-07-23 Richard Henderson <rth@redhat.com>
5218 PR tree-optimization/22623
5219 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5221 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5224 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5226 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5228 * Makefile.in (C_TREE_H): Update dependencies.
5229 * c-tree.h: Include toplev.h.
5230 * diagnostic.h (diagnostic_set_info): Add format attribute.
5231 * rtl-error.c (diagnostic_for_asm): Likewise.
5233 2005-07-23 Chao-ying Fu <fu@mips.com>
5235 * config/mips/mips-dsp.md: New file.
5236 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5237 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5239 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5240 MIPS_BUILTIN_BPOSGE32.
5241 (mips_expand_builtin_direct): Add one parameter to indicate that
5242 builtin functions need to return a value.
5243 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5245 (mips_regno_to_class): Add classes for 12 new DSP registers.
5246 (mips_subword): Change to check four HI registers.
5247 (mips_output_move): Output move to and from 6 new DSP accumulators.
5248 (override_options): Make sure -mdsp and -mips16 are not used together.
5249 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5251 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5253 (print_operand): Add 'q' for printing DSP accumulators.
5254 (mips_cannot_change_mode_class): Check ACC_REGS.
5255 (mips_secondary_reload_class): Check ACC_REGS.
5256 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5257 (mips_register_move_cost): Check ACC_REGS.
5258 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5259 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5260 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5261 (dsp_bdesc): New array.
5262 (bdesc_arrays): Add DSP builtin function table.
5263 (mips_prepare_builtin_arg): Check predicate again after
5265 (mips_expand_builtin): Add one more parameter to
5266 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5267 MIPS_BUILTIN_BPOSGE32.
5268 (mips_init_builtins): Initialize new function types.
5269 (mips_expand_builtin_direct): Check if builtin functions need to
5270 return a value and pass operands properly.
5271 (mips_expand_builtin_bposge): New function.
5272 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5273 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5274 (FIRST_PSEUDO_REGISTER): Increase to 188.
5275 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5276 Update for 12 new DSP registers.
5277 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5278 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5279 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5280 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5281 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5282 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5283 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5284 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5285 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5286 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5287 (REGISTER_NAMES): Add names for 12 new DSP registers.
5288 * config/mips/mips.md: Include mips-dsp.md.
5289 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5290 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5291 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5292 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5293 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5294 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5295 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5296 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5297 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5298 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5299 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5300 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5301 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5302 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5303 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5304 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5305 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5306 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5307 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5308 (UNSPEC_RDDSP): New constants.
5309 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5310 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5312 * config/mips/mips.opt (-mdsp): New option.
5313 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5314 (reg_imm10_operand): New predicates.
5315 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5316 * doc/invoke.texi (-mdsp): Document new option.
5318 2005-07-22 DJ Delorie <dj@redhat.com>
5320 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5322 * tree-inline.c (inlinable_function_p): Likewise.
5324 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5327 * toplev.c (check_global_declarations): Do not mark undefined
5328 variables as DECL_IGNORED_P.
5329 * varasm.c (first_global_object_name): GTY it.
5330 (weak_global_object_name): Likewise.
5331 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5332 a string to go into {weak,first}_global_object_name.
5334 2005-07-22 DJ Delorie <dj@redhat.com>
5336 * c-format.c (check_function_format): Change warning control
5337 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5339 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5341 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5342 &PTR->FLD a dereference of PTR.
5343 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5344 a potential dereference of PTR.
5346 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5348 PR rtl-optimization/20370
5349 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5350 call allocate_reg_info if necessary.
5352 PR rtl-optimization/21848
5353 * calls.c (emit_library_call_value_1): For const functions, add
5354 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5356 PR rtl-optimization/22445
5357 * cselib.c (target.h): Include.
5358 (rtx_equal_for_cselib_p): Allow commutative matches.
5359 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5360 Remove MODE parameter. Changed all callers.
5362 PR rtl-optimization/22258
5363 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5365 (try_combine): Use likely_spilled_retval_p.
5367 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5369 * config.gcc: Add crx-elf support.
5371 * doc/contrib.texi: Mention crx.
5372 * doc/extend.texi: Document crx extensions.
5373 * doc/install.texi: Document crx install.
5374 * doc/invoke.texi: Document crx options.
5375 * doc/md.texi: Document crx constraints.
5377 * config/crx/crx-protos.h: New file.
5378 * config/crx/crx.c: New file.
5379 * config/crx/crx.h: New file.
5380 * config/crx/crx.md: New file.
5381 * config/crx/crx.opt: New file.
5382 * config/crx/t-crx: New file.
5384 2005-07-22 Manfred Hollstein <mh@suse.com>
5386 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5388 (int_add_graph_edge): Likewise.
5389 (collapse_nodes): Likewise.
5390 (process_unification_queue): Likewise.
5392 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5393 Laurent GUERBY <laurent@guerby.net>
5395 PR tree-optimization/22336
5396 * function.c (record_block_change): Check for
5397 cfun->ib_boundaries_block.
5399 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5401 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5402 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5404 2005-07-21 DJ Delorie <dj@redhat.com>
5406 * toplev.c (warn_deprecated_use): Add warning control to warning
5408 * c-typeck.c (parser_build_binary_op): Likewise.
5409 (c_finish_if_stmt): Likewise.
5410 * c-common.c (check_function_sentinel): Likewise.
5411 (check_nonnull_arg): Likewise.
5413 2005-07-21 Richard Henderson <rth@redhat.com>
5416 * tree-complex.c (complex_ssa_name_components): New.
5417 (cvc_lookup): Allow entry not found.
5418 (create_components): Remove.
5419 (create_one_component_var, get_component_var): New.
5420 (get_component_ssa_name, set_component_ssa_name): New.
5421 (extract_component): Use get_component_ssa_name.
5422 (update_complex_components): Use set_component_ssa_name.
5423 (update_complex_components_on_edge): Likewise.
5424 (update_phi_components): Create new PHI nodes directly, instead
5425 of adding insns to edges.
5426 (tree_lower_complex): Allocate and free complex_variable_components
5427 and complex_ssa_name_components here.
5429 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5431 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5432 revert to returning false.
5434 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5437 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5439 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5442 * config/i386/i386.md (cmpxf): Change operand constraints
5443 to "nonmemory_operand".
5445 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5447 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5449 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5452 * fold-const.c (fold_build1): Add checksum for the operands.
5453 (fold_build2): Likewise.
5454 (fold_build3): Likewise.
5456 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5459 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5461 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5463 * common.opt (-fforward-propagate): Committed by mistake,
5466 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5468 * reg-stack.c: Fix comment typo(s).
5469 * tree-ssa-operands.c: Likewise.
5470 * tree-vectorizer: Likewise.
5472 2005-07-21 Nick Clifton <nickc@redhat.com>
5474 * config/sh/symbian.c: Replace C++ style line comments with C
5475 style line comments.
5476 (symbian_add_attribute): Do not use a ? operator on the LHS of
5478 (sh_symbian_handle_dll_attribute): Change the type of the
5479 method vector to "VEC(tree,gc)*" and use vector accessor
5480 macros to walk over the elements.
5481 (symbian_export_vtable_and_rtti_p): Likewise.
5482 (symbian_class_needs_attribute_p): Likewise.
5484 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5487 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5488 initialize targetm.resolve_overloaded_builtin here.
5489 (altivec_expand_overloaded_builtin): Make it non-static.
5490 * config/rs6000/rs6000-protos.h
5491 (altivec_expand_overloaded_builtin): New prototype.
5492 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5493 targetm.resolve_overloaded_builtin here.
5494 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5496 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5497 Zdenek Dvorak <dvorakz@suse.cz>
5499 PR tree-optimization/19210
5500 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5502 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5503 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5504 rely on unproven assumptions.
5505 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5506 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5507 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5508 to number_of_iterations_exit.
5509 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5510 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5511 * tree-ssa-loop-niter.c (find_loop_niter,
5512 estimate_numbers_of_iterations_loop): Likewise.
5513 (number_of_iterations_exit): Honor the new options.
5514 * doc/invoke.texi (Wunsafe-loop-optimizations,
5515 funsafe-loop-optimizations): Document them.
5517 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5519 PR rtl-optimization/22167
5520 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5522 2005-07-20 Adam Nemet <anemet@lnxw.com>
5524 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5525 __do_global_dtors_aux longcall.
5527 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5529 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5530 (old_special_pred_table): Don't reference
5531 SPECIAL_MODE_PREDICATES.
5532 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5533 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5534 * config/sh/predicates.h: Don't mention
5535 SPECIAL_MODE_PREDICATES.
5536 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5539 2005-07-20 DJ Delorie <dj@redhat.com>
5541 * config.gcc: Add m32c-elf support.
5543 * doc/contrib.texi: Mention m32c.
5544 * doc/extend.texi: Document m32c extensions.
5545 * doc/install.texi: Mention m32c.
5546 * doc/invoke.texi: Document m32c options.
5547 * doc/md.texi: Document m32c constraints.
5549 * config/m32c/addsub.md: New file.
5550 * config/m32c/bitops.md: New file.
5551 * config/m32c/cond.md: New file.
5552 * config/m32c/jump.md: New file.
5553 * config/m32c/m32c-lib1.S: New file.
5554 * config/m32c/m32c-lib2.c: New file.
5555 * config/m32c/m32c-modes.def: New file.
5556 * config/m32c/m32c-pragma.c: New file.
5557 * config/m32c/m32c-protos.h: New file.
5558 * config/m32c/m32c.abi: New file.
5559 * config/m32c/m32c.c: New file.
5560 * config/m32c/m32c.h: New file.
5561 * config/m32c/m32c.md: New file.
5562 * config/m32c/m32c.opt: New file.
5563 * config/m32c/minmax.md: New file.
5564 * config/m32c/mov.md: New file.
5565 * config/m32c/muldiv.md: New file.
5566 * config/m32c/predicates.md: New file.
5567 * config/m32c/prologue.md: New file.
5568 * config/m32c/shift.md: New file.
5569 * config/m32c/t-m32c: New file.
5571 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5573 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5574 (stack_protect_set, stack_protect_test): New expanders.
5575 (stack_protect_set_si, stack_protect_set_si_media,
5576 stack_protect_set_di_media, stack_protect_test_si,
5577 stack_protect_test_si_media, stack_protect_test_di_media):
5580 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5582 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5584 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5586 * tree.h (tree_expr_nonzero_p): Export.
5587 * fold-const.c (tree_expr_nonzero_p): Likewise.
5588 Return true for CALL_EXPRs that are alloca calls.
5589 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5591 * tree-flow.h (expr_computes_nonzero): Remove.
5592 * tree-vrp.c (expr_computes_nonzero): Remove.
5593 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5594 (extract_range_from_unary_expr): Likewise.
5595 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5596 tree_expr_nonzero_p.
5598 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5600 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5601 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5602 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5603 All callers changed.
5604 (frame_related_constant_load): New arg "related" which controls
5605 setting of RTX_FRAME_RELATED_P. All callers changed.
5606 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5607 (bfin_expand_prologue): Add stack limit checking.
5608 * config/bfin/bfin.md (trapifcc): New pattern.
5610 * config/bfin/bfin.c: Include "langhooks.h".
5611 (def_builtin): Go through lang_hooks to call builtin_function.
5613 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5614 * config/bfin/predicates.md (symbol_ref_operand): New.
5615 (call_insn_operand): Delete. All callers changed to use
5616 register_no_elim_operand.
5617 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5619 (function_arg): Use it to generate the call's operand 2.
5620 (bfin_longcall_p): New function.
5621 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5622 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5623 determine if the address needs to be in a REG.
5624 (bfin_handle_longcall_attribute): New function.
5625 (bfin_attribute_table): Add "longcall" and "shortcall".
5626 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5627 (CUMULATIVE_ARGS): New member call_cookie.
5628 (PREDICATE_CODES): Add symbol_ref_operand.
5629 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5630 extra USE to the pattern.
5631 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5632 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5633 sibcall_value_insn; now the new patterns handle direct calls and the
5634 old ones indirect calls.
5635 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5637 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5639 * doc/trouble.texi: Update section on handling of empty loops.
5641 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5643 * config.gcc: Remove support for sparc-*-openbsd*,
5644 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5646 * config.host: Remove support for i860-*-sysv4* as a host.
5647 * config/i860/*, config/ip2k/*, config/ns32k/*,
5648 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5649 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5650 mention obsolete ports.
5652 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5654 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5656 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5657 of frame_pointer_rtx.
5658 (sh_expand_epilogue): Likewise.
5659 (sh_set_return_address): Likewise.
5660 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5661 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5662 offsets from FRAME_POINTER_REGNUM.
5663 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5664 (sh_register_names): Add initializer for sfp.
5665 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5666 (VALID_REGISTER_P): Likewise.
5667 (FIRST_PSEUDO_REGISTER): Update.
5668 (DWARF_FRAME_REGISTERS): Define.
5669 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5670 (HARD_FRAME_POINTER_REGNUM): Define.
5671 (FRAME_POINTER_REGNUM): Redefine.
5672 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5673 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5674 from FRAME_POINTER_REGNUM.
5675 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5676 FRAME_POINTER_REGNUM.
5677 (REG_CLASS_CONTENTS): Add sfp.
5678 (REG_ALLOC_ORDER): Likewise.
5679 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5680 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5681 of frame_pointer_rtx.
5682 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5684 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5686 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5687 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5688 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5690 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5693 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5695 Make CONSTRUCTOR use VEC to store initializers.
5696 * c-common.c (complete_array_type): Update to cope with VEC in
5698 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5699 (pp_c_constructor_elts): New function.
5700 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5701 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5702 struct constructor_stack, struct initializer_stack,
5703 constructor_elements, push_init_level, pop_init_level,
5704 add_pending_init, find_init_member, output_init_element): Update to
5705 cope with VEC in CONSTRUCTOR_ELTS.
5706 * coverage.c (build_fn_info_value, build_ctr_info_value,
5707 build_gcov_info): Likewise.
5708 * expr.c (categorize_ctor_elements_1, store_constructor,
5709 expand_expr_real_1): Likewise.
5710 * fold-const.c (fold_ternary): Likewise.
5711 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5712 gimplify_init_constructor, gimplify_expr): Likewise.
5713 * tree-dump.c (dequeue_and_dump): Likewise.
5714 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5716 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5718 * tree-sra.c (generate_element_init_1): Likewise.
5719 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5720 * tree-ssa-operands.c (get_expr_operands): Likewise.
5721 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5722 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5723 (get_initial_def_for_reduction): Likewise.
5724 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5725 value handle in annotations.
5726 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5727 tree_node_structure): Add support for constr_kind.
5728 (build_vector_from_ctor, build_constructor_single,
5729 build_constructor_from_list): New functions.
5730 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5731 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5732 Update to cope with VEC in CONSTRUCTOR_ELTS.
5733 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5734 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5735 CONSTRUCTOR_APPEND_ELT): New macros.
5736 (struct constructor_elt, struct tree_constructor): New data types.
5737 (union tree_node): Add tree_constructor field.
5738 * treestruct.def: Define TS_CONSTRUCTOR.
5739 * varasm.c (const_hash_1, compare_constant, copy_constant,
5740 compute_reloc_for_constant, output_addressed_constants,
5741 initializer_constant_valid_p, output_constant,
5742 array_size_for_constructor, output_constructor): Update to cope with
5743 VEC in CONSTRUCTOR_ELTS.
5744 * vec.h (VEC_empty, VEC_copy): New macros.
5746 2005-07-19 Devang Patel <dpatel@apple.com>
5748 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5750 2005-07-19 Richard Henderson <rth@redhat.com>
5753 * gimplify.c (gimplify_expr): Use main variant type for the temp
5754 destination for a discarded volatile read.
5755 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5756 casts between non-void types that change volatility.
5758 2005-07-15 DJ Delorie <dj@redhat.com>
5760 * toplev.h: Add comment about the first parameter for warning().
5761 * errors.h: Likewise.
5763 * c.opt (Wpragmas): New.
5764 * doc/invoke.texi: Document it.
5766 * function.c (do_warn_unused_parameter): Add warning control to
5768 * c-decl.c (warn_if_shadowing): Likewise.
5769 * c-lex.c (cb_def_pragma): Likewise.
5770 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5771 (pop_alignment): Likewise.
5772 (handle_pragma_pack): Likewise.
5773 (apply_pragma_weak): Likewise.
5774 (handle_pragma_weak): Likewise.
5775 (handle_pragma_redefine_extname): Likewise.
5776 (add_to_renaming_pragma_list): Likewise.
5777 (handle_pragma_extern_prefix): Likewise.
5778 (maybe_apply_renaming_pragma): Likewise.
5779 (handle_pragma_visibility): Likewise.
5781 * config/c4x/c4x-c.c (BAD): Likewise.
5782 (c4x_parse_pragma): Likewise.
5783 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5784 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5785 (rs6000_pragma_longcall): Likewise.
5786 * config/v850/v850-c.c (pop_data_area): Likewise.
5787 (ghs_pragma_section): Likewise.
5788 (ghs_pragma_section): Likewise.
5789 (ghs_pragma_interrupt): Likewise.
5790 (ghs_pragma_starttda): Likewise.
5791 (ghs_pragma_startsda): Likewise.
5792 (ghs_pragma_startzda): Likewise.
5793 (ghs_pragma_endtda): Likewise.
5794 (ghs_pragma_endsda): Likewise.
5795 (ghs_pragma_endzda): Likewise.
5797 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5798 Kenneth Zadeck <zadeck@naturalbridge.com>
5800 * Makefile.in: Removed tree-promote-statics.c
5801 * tree-promote-statics.c: Removed.
5802 * common.opt: Removed flag-promote-statics.
5804 * passes.c: Removed tree-promote-statics pass.
5805 * tree-pass.h: Ditto.
5806 * timevar.def: Removed TV_PROMOTE_STATICS.
5809 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5811 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5813 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5815 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5818 * c-common.c (check_function_arguments): Call
5819 'check_function_format' if either -Wformat or
5820 -Wmissing-format-attribute are specified.
5821 * c-format.c (check_function_format): Check -Wformat before
5822 calling 'check_format_info'.
5823 * c-opts.c (c_common_post_options): Don't warn for
5824 -Wmissing-format-attribute without -Wformat.
5825 * c-typeck.c (convert_for_assignment): Detect additional cases for
5826 -Wmissing-format-attribute.
5827 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5830 2005-07-19 Richard Guenther <rguenther@suse.de>
5832 * config/i386/i386.md (lrint<mode>2): Use temporary
5833 instead of clobbering non-existent memory.
5835 2005-07-19 Nick Clifton <nickc@redhat.com>
5837 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5838 statement to avoid displaying ASCII control characters.
5840 2005-07-19 Ben Elliston <bje@au.ibm.com>
5842 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5843 * cfganal.c (find_edge_index): Ditto.
5844 * combine.c (combine_instructions): Ditto.
5845 * ddg.c (create_scc): Ditto.
5846 (find_successors): Ditto.
5847 (find_predecessors): Ditto.
5848 (find_nodes_on_paths): Ditto.
5849 (longest_simple_path): Ditto.
5850 * flow.c (update_life_info): Ditto.
5851 (count_or_remove_death_notes): Ditto.
5852 (clear_log_links): Ditto.
5853 * modulo-sched.c (generate_reg_moves): Ditto.
5854 (find_max_asap): Ditto.
5855 (find_max_hv_min_mob): Ditto.
5856 (find_max_dv_min_mob): Ditto.
5857 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5858 * sched-rgn.c (extract_edgelst): Ditto.
5859 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5860 (dump_update_ssa): Ditto.
5861 (ssa_names_to_replace) Ditto.
5862 (switch_virtuals_to_full_rewrite): Ditto.
5863 (update_ssa): Ditto.
5864 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5866 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5868 Fix PR tree-optimization/22483
5870 * tree-complex.c (create_components): Use
5871 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5872 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5873 * tree-flow.h (safe_referenced_var_iterator): New structure.
5874 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5875 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5876 safe_referenced_var iterator.
5877 (add_type_alias): Ditto.
5879 2005-07-19 Steven Bosscher <stevenb@suse.de>
5881 * loop-init.c (rest_of_handle_loop2): Remove.
5882 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5883 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5884 (pass_rtl_loop_init, pass_rtl_loop_done,
5885 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5886 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5887 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5888 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5889 pass_tree_loop_done, and pass_tree_unswitch.
5890 (gate_loop): Rename to gate_tree_loop.
5891 * passes.c (init_optimization_passes): Update for renamed tree
5892 loop passes. Add the new loop2 passes as subpasses of loop2.
5893 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5894 Update for the renamed tree loop passes.
5896 2005-07-18 Ian Lance Taylor <ian@airs.com>
5899 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5900 blocks when optimizing.
5902 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5904 * common.opt (frename-registers): Initialize to 2.
5906 (fgcse-after-reload): Ditto.
5907 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5908 (process_options): Only change flag_web, flag_rename_registers,
5909 and flag_rerun_cse_after_loop if not explicitly set by user.
5911 2005-07-18 Jan Beulich <jbeulich@novell.com>
5913 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5914 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5915 in 64-bit mode the same as DImode in 32-bit mode.
5916 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5917 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5918 mode. Add new mode parameter.
5919 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5920 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5921 x86_64_shift_adj): New expanders.
5922 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5923 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5925 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5926 DImode shift splitters.
5927 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5928 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5931 2005-07-18 Jan Beulich <jbeulich@novell.com>
5933 * i386.md (movdi_extzv_1): New.
5934 (zero_extendhidi2): Combine alternatives and never force use of
5936 (zero_extendqidi2): Likewise. Don't restrict input selection.
5938 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5940 Fix PR tree-optimization/22531
5941 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5944 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5946 * tree-promote-statics.c (pass_promote_statics): Change dump file
5949 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5951 * tree-optimize.c (init_tree_optimization_passes): Add
5952 pass_eliminate_useless_stores pass.
5953 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5954 * tree-ssa-pre.c (is_copy_stmt): New function.
5955 (follow_copies_till_vuse): Ditto.
5956 (do_eustores): Ditto.
5957 (gate_eustores): Ditto.
5959 2005-07-16 Richard Henderson <rth@redhat.com>
5961 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5963 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5964 Kenneth Zadeck <zadeck@naturalbridge.com>
5966 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5967 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5968 ipa-type-escape.h, tree-promote-statics.c
5969 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5970 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5971 tree-promote-statics.c: new files.
5972 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5973 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5974 int nonlocal_set_p, mark_constant_function): Deleted.
5975 (rest_of_handle_cfg): Removed call to mark_constant_function.
5976 (nonoverlapping_component_refs_p): Added calls to support
5977 type based aliasing.
5978 * tree-ssa-alias.c (may_alias_p,
5979 compute_flow_insensitive_aliasing): Ditto.
5980 * calls.c (flags_from_decl_or_type): Removed reference to
5982 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5983 too many arguments. This is necessary for Spec 2000.
5984 * cgraph.h (const_function, pure_function): Removed.
5985 * common.opt: Added "fipa-pure-const", "fipa-reference",
5986 "fipa-type-escape", and "ftree-promote-static".
5988 * passes.c: Added ipa and tree-promote-statics passes.
5989 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5990 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5991 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5992 * tree-flow.h: Added exposed sra calls and addition of
5993 reference_vars_info field for FUNCTION_DECLS.
5994 * tree-pass.h: Added passes.
5995 * tree-sra.c: (sra_init_cache): New function.
5996 (sra_insert_before, sra_insert_after) Made public.
5997 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5999 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6000 aliasing. (may_alias_p): Added code to use type escape analysis to
6002 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6003 code to prune clobbers of static variables based on information
6004 produced in ipa-reference pass. Changed call clobbering so that
6005 statics are not marked as clobbered if the call does not clobber
6008 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6010 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6013 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6015 * doc/install.texi (*-*-solaris2*): Document recommended version
6016 of GNU binutils and mention GNU linker problem on Solaris 10.
6018 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6021 * c-decl.c (c_build_bitfield_integer_type): New function.
6022 (finish_struct): Call it.
6023 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6025 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6027 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6030 2005-07-16 Jan Hubicka <jh@suse.cz>
6032 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6033 (scale_bbs_frequencies_int): Watch roundoff errors.
6034 * predict.c (return_prediction): Initialize return_stmt.
6036 2005-07-16 Jan Hubicka <jh@suse.cz>
6038 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6039 after RTL profiling.
6041 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6044 * fold-const.c (build_range_check): Convert high/low to etype
6045 if we are only comparing against exp.
6047 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6049 Fix PR tree-optimization/22376
6050 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6052 (need_to_solve): New function.
6053 (compute_points_to_sets): Use it.
6055 2005-07-15 Jan Hubicka <jh@suse.cz>
6057 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6058 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6060 2005-07-15 Richard Guenther <rguenther@suse.de>
6062 * c-common.c (handle_flatten_attribute): New function.
6063 Add flatten function attribute.
6064 * doc/extend.texi: Document flatten function attribute.
6065 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6066 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6068 (cgraph_decide_inlining): Handle functions with flatten
6071 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6073 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6074 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6075 UNSPEC_XCHG, UNSPEC_AND): New.
6076 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6077 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6078 * config/rs6000/sync.md (FETCHOP): New code macro.
6079 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6081 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6082 (sync_compare_and_swap<mode>): Same.
6083 (sync_lock_test_and_set<mode>): Same.
6084 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6085 for QImode and HImode, and not PPC405.
6086 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6087 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6088 (sync_<fetchop>{si,di}_internal): New.
6089 (sync_nand{si,di}_internal): New.
6090 (sync_old_<fetchop>{si,di}_internal): New.
6091 (sync_old_nand{si,di}_internal): New
6092 (sync_new_<fetchop>{si,di}_internal): New.
6093 (sync_new_nand{si,di}_internal): New.
6094 (atomic_and{si,di}): New.
6095 (sync_new_nand{si,di}_internal): New.
6096 (atomic_and{si,di}): New.
6097 (sync_add<mode>_internal): Delete.
6098 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6099 (sync_sub<mode>_internal): Delte.
6100 (sync_subshort_internal): New.
6101 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6102 (sync_anddi_internal): Delete.
6103 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6104 (sync_booldi_internal): Delete.
6105 (sync_boolc<mode>_internal): Delete.
6106 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6107 (sync_boolc<mode>_internal2): Delete.
6108 (sync_boolcc<mode>_internal): Delete.
6109 (isync, lwsync): Use unspec instead of unspec_volatile.
6110 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6111 Revert UNSPEC_VOLATILE.
6112 (rs6000_split_atomic_op): New.
6113 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6115 2005-07-14 Eric Christopher <echristo@redhat.com>
6117 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6118 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6120 2005-07-14 Eric Christopher <echristo@redhat.com>
6122 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6124 2005-07-14 Steven Bosscher <stevenb@suse.de>
6126 PR tree-optimization/22230
6127 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6128 the computation of the four cross productions for "range op range".
6130 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6131 Ulrich Weigand <uweigand@de.ibm.com>
6134 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6137 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6139 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6141 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6143 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6145 2005-07-14 Richard Guenther <rguenther@suse.de>
6148 * config/i386/i386-protos.h (ix86_function_value): Change
6149 prototype to match new target hook.
6150 * config/i386/i386.c (ix86_value_regno): Change prototype
6151 to take extra type argument.
6152 (TARGET_FUNCTION_VALUE): Define.
6153 (ix86_function_ok_for_sibcall): Pass extra argument to
6154 ix86_value_regno, check return slot rtx for exact match.
6155 (ix86_function_value): Take extra parameter. Dispatch to
6156 ix86_value_regno with fndecl/fntype as provided.
6157 (ix86_value_regno): Handle extra type argument.
6158 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6160 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6161 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6162 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6163 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6164 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6166 2005-07-14 Richard Guenther <rguenther@suse.de>
6168 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6169 * calls.c (expand_call): Pass fntype to hard_function_value.
6170 (emit_library_call_value_1): Likewise.
6171 * explow.c: Include target.h.
6172 (hard_function_value): Take extra argument, the fntype.
6173 Use new target hook for function_value.
6174 * expr.h (hard_function_value): Change prototype.
6175 * function.c (aggregate_value_p): Pass 0 as fntype to
6176 hard_function_value.
6177 (assign_parms): Use new target hook for function_value.
6178 Pass 0 as fntype to hard_function_value.
6179 (expand_function_end): Likewise.
6180 * reg-stack.c: Include target.h.
6181 (stack_result): Use new target hook for function_value.
6182 * target-def.h: New target hook function_value.
6183 * target.h: Likewise.
6184 * targhooks.c (default_function_value): New function.
6185 * targhooks.h (default_function_value): Declare.
6187 2005-07-13 Ian Lance Taylor <ian@airs.com>
6189 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6191 2005-07-14 Jan Hubicka <jh@suse.cz>
6193 * tree-dfa.c (dump_variable): Use default_def function.
6194 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6195 * tree-ssa.c (verify_use): Likewise.
6196 * tree-ssanames.c (release_ssa_name): Likewise.
6197 * tree-tailcall.c (eliminate_tail_call): Likewise.
6198 (tree_optimize_tail_calls_1): Likewise.
6199 * tree-vrp.c (get_value_range): Likewise.
6201 2005-07-14 Ben Elliston <bje@au.ibm.com>
6203 * gcc.c (main): Compare language[0] with '*' when iterating over
6206 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6208 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6209 "s390_emit_compare". Add handling of CCZ1mode.
6210 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6211 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6213 (s390_branch_condition_mask): Add CCZ1mode handling.
6214 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6215 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6216 Use CCZ1mode instead of CCZmode.
6217 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6219 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6221 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6223 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6225 2005-07-13 Eric Christopher <echristo@redhat.com>
6227 * config/mips/mips.c (mips_canonicalize_comparison): New.
6228 (mips_emit_int_relational): Use.
6230 2005-07-13 Eric Christopher <echristo@redhat.com>
6232 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6234 * config/s390/s390.md: Include tpf.md. Move tpf specific
6236 * config/s390/tpf.md: To here.
6237 * config/s390/s390.opt: Move tpf specific options...
6238 * config/s390/tpf.opt: to here. Add mmain option.
6239 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6240 * config/s390/tpf.h: Rewrite.
6242 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6244 * doc/tm.texi: Remove @xref{Cross-profiling}.
6246 2005-07-13 Jeff Law <law@redhat.com>
6248 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6249 expressions, test their _DECL operands for pointer equality rather
6250 than using operand_equal_p.
6252 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6254 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6255 (TARGET_POSIX_IO): This.
6256 * config/darwin.h: Likewise.
6257 * config/freebsd.h: Likewise.
6258 * config/linux.h: Likewise.
6259 * config/lynx.h: Likewise.
6260 * config/netbsd.h: Likewise.
6261 * config/rs6000/linux64.h: Likewise.
6262 * config/rs6000/linux.h: Likewise.
6263 * config/s390/tpf.h: Likewise.
6264 * config/sh/embed-elf.h: Likewise.
6265 * config/sparc/linux64.h: Likewise.
6266 * config/sparc/linux.h: Likewise.
6267 * config/svr4.h: Likewise.
6268 * gcov-io.h: Likewise.
6270 * doc/tm.texi: Updated.
6272 * libgcov.c (create_file_directory): Defined only if
6273 TARGET_POSIX_IO is defined.
6274 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6277 2005-07-13 Jan Hubicka <jh@suse.cz>
6279 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6281 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6283 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6284 structure as argument.
6286 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6288 PR tree-optimization/21921
6289 * tree-iterator.c (tsi_link_before): Support the case when
6290 tsi_end_p (tsi) == true.
6292 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6294 PR tree-optimization/22442
6295 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6298 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6300 PR rtl-optimization/20376
6301 * toplev.c (process_options): Enable -fweb and -frename-registers when
6303 * doc/invoke.texi: Update the information about when -fweb and
6304 -frename-registers are enabled.
6306 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6309 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6310 if *rhs_p is not a SSA_NAME.
6312 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6314 Fix PR tree-optimization/22422
6315 * tree-ssa-structalias.c (struct variable_info): Add flag for
6317 (get_varinfo): Now a static function.
6318 (new_varinfo): init has_union and is_special_var to false.
6319 (solution_set_add): Check has_union.
6320 (do_da_constraint): Move temporary variable so it gets reset
6322 Also check for special variable.
6323 (do_ds_constraint): Ditto.
6324 (do_sd_constraint): Ditto.
6325 (do_structure_copy): Check for special variable.
6326 (find_func_aliases): Ditto.
6327 (init_base_vars): Set special vars properly.
6329 2005-07-13 Jan Hubicka <jh@suse.cz>
6331 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6334 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6335 (get_expr_operands): Fix thinko wrt flags and subvars.
6337 PR tree-optimize/22379
6338 * tree-inline.c (expand_call_inline): Do not output sorry in early
6341 2005-07-12 Dale Johannesen <dalej@apple.com>
6343 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6345 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6348 * host-linux.h: Include limits.h.
6350 2005-07-12 Dale Johannesen <dalej@apple.com>
6352 * expr.c (compress_float_constant): Add cost check.
6353 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6355 2005-07-12 Dale Johannesen <dalej@apple.com>
6357 * gcc.target/i386/compress-float-sse.c: New.
6358 * gcc.target/i386/compress-float-sse-pic.c: New.
6359 * gcc.target/i386/compress-float-387.c: New.
6360 * gcc.target/i386/compress-float-387-pic.c: New.
6361 * gcc.dg/compress-float-ppc.c: New.
6362 * gcc.dg/compress-float-ppc-pic.c: New.
6364 2005-07-12 Eric Christopher <echristo@redhat.com>
6366 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6368 * config/s390/s390.md: Include tpf.md. Move tpf specific
6370 * config/s390/tpf.md: To here.
6371 * config/s390/s390.opt: Move tpf specific options...
6372 * config/s390/tpf.opt: to here. Add mmain option.
6373 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6374 * config/s390/tpf.h: Rewrite.
6376 2005-07-12 Eric Christopher <echristo@redhat.com>
6378 * gcc.c (struct infile): Update comment for language.
6379 (main): Rewrite input file resetting code.
6381 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6384 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6385 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6386 (lookup_avail_expr): Use constant_boolean_node instead
6387 of boolean_false_node/boolean_true_node.
6389 2005-07-12 Ben Elliston <bje@au.ibm.com>
6391 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6392 and use it when printing num_edges.
6394 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6396 * doc/extend.texi (Blackfin Built-in Functions): New section.
6397 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6400 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6402 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6403 s/cmpstrsi/cmpstrnsi
6404 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6406 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6407 (init_optabs): Initialize cmpstrn_optab.
6408 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6409 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6410 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6411 * config/i386/i386.md: s/cmpstr/cmpstrn
6412 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6413 * doc/md.texi: Update documentation.
6415 2005-07-11 Richard Henderson <rth@redhat.com>
6417 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6418 build_va_arg_indirect_ref.
6419 (alpha_gimplify_va_arg): Likewise.
6420 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6421 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6422 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6423 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6424 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6425 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6427 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6429 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6431 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6432 * passes.c (init_optimization_passes): Add pass_empty_loop.
6433 * tree-pass.h (pass_empty_loop): Declare.
6434 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6435 try_remove_empty_loop, remove_empty_loops): New functions.
6436 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6437 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6439 2005-07-12 Peter Barada <peter@the-baradas.com>
6443 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6444 in address registers.
6445 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6446 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6447 alternative of addsi3_5200.
6449 2005-07-11 Ian Lance Taylor <ian@airs.com>
6451 * config/mips/mips.md (ffs<mode>2): Remove.
6453 2005-07-11 Ian Lance Taylor <ian@airs.com>
6455 * doc/tree-ssa.texi (Cleanups): Improve description of
6457 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6459 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6461 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6462 * tree.h (DECL_ARGUMENT_FLD): New macro.
6464 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6466 Fix PR tree-optimization/22404
6468 * tree-ssa-structalias.c (create_variable_info_for): Use
6471 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6473 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6474 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6475 for second comparison operand.
6476 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6478 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6479 (define_insn_reservation "alu"): Likewise.
6480 (csync, ssync): Now of type sync.
6481 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6482 -mcsync-anomaly -mspecld-anomaly.
6483 * config/bfin/bfin.opt (mcsync): Remove.
6484 (mcsync-anomaly, mspecld-anomaly): Add.
6485 * config/bfin/bfin.c: Include "insn-codes.h".
6486 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6487 (TARGET_DEFAULT_TARGET_FLAGS): New.
6488 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6490 2005-07-11 Steven Bosscher <stevenb@suse.de>
6492 * basic-block.h: Give the BB flags enum a name, bb_flags.
6493 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6494 * cfgcleanup.c (enum bb_flags): Remove here.
6495 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6496 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6497 (update_forwarder_flag): Likewise.
6498 (thread_jump): Likewise.
6499 (try_forward_edges): Likewise.
6500 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6501 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6502 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6504 2005-07-11 Richard Guenther <rguenther@suse.de>
6506 * config/i386/i386.opt: New target option -msseregparm.
6507 * config/i386/i386.c (override_options): Error out for
6508 -msseregparm but no SSE support.
6509 (ix86_function_sseregparm): Check for global sseregparm.
6510 * doc/invoke.texi: Document -msseregparm.
6512 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6514 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6515 (m32rle-*-linux*): Ditto.
6517 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6519 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6520 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6523 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6527 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6528 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6530 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6532 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6533 (varmap): Heapify varmap.
6534 (constraints): Heapify constraints.
6535 (struct constraint_graph): Heapify succs and preds.
6536 (constraint_vec_find): Update for heapification.
6537 (constraint_set_union): Ditto.
6538 (insert_into_complex): Ditto.
6539 (constraint_edge_vec_find): Ditto.
6540 (erase_graph_self_edge): Ditto.
6541 (add_graph_edge): Ditto.
6542 (get_graph_weights): Ditto.
6543 (merge_graph_nodes): Ditto.
6544 (build_constraint_graph): Ditto.
6545 (topo_visit): Ditto.
6546 (solve_graph): Ditto.
6547 (create_variable_info_for): Ditto.
6548 (init_base_vars): Ditto.
6549 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6550 (condese_varmap_nodes): Free complex vector.
6551 (clear_edges_for_node): Clear succs and preds vector.
6553 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6555 * tree-ssa-structalias.c (update_alias_info): Change counting of
6556 references to not include vdefs.
6558 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6560 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6563 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6565 * pa.c (pa_commutative_p): Make PLUS commutative when
6566 TARGET_NO_SPACE_REGS is true.
6568 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6570 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6571 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6572 * tree-dfa.c (dump_subvars_for): New.
6573 (debug_subvars_for): New.
6574 (dump_variable): Show subvariables if VAR has them.
6575 * tree-flow-inline.h (get_subvar_at): New.
6576 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6577 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6579 (struct subvar): Change fields offset and size to unsigned
6581 (dump_subvars_for): Declare.
6582 (debug_subvars_for): Declare.
6583 (get_subvar_at): Declare.
6584 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6585 to unsigned HOST_WIDE_INT *.
6586 (overlap_subvar): Likewise.
6587 * tree-gimple.c (is_gimple_reg): Always return false for
6588 SFTs and memory tags.
6589 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6591 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6592 (compute_may_aliases): Call compute_points_to_sets.
6593 (collect_points_to_info_for): Remove.
6594 (compute_points_to_and_addr_escape): Remove.
6595 (delete_alias_info): Call delete_points_to_sets.
6596 (compute_flow_sensitive_aliasing): If the call to
6597 find_what_p_points_to returns false, call set_pt_anything.
6598 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6599 (set_pt_anything): Clear pi->pt_vars.
6600 (set_pt_malloc): Remove.
6601 (merge_pointed_to_info): Remove.
6602 (add_pointed_to_expr): Remove.
6603 (add_pointed_to_var): Remove.
6604 (collect_points_to_info_r): Remove.
6605 (is_escape_site): Make extern.
6607 (create_overlap_variables_for): Call it.
6608 * tree-ssa-copy.c (merge_alias_info): Never merge
6609 flow-sensitive alias information.
6610 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6611 offset and size to be unsigned HOST_WIDE_INT.
6612 (add_to_addressable_set): Rename from note_addressable.
6613 Set TREE_ADDRESSABLE as the variables are added to the set.
6615 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6616 operands into VUSEs when adding V_MAY_DEFs for members in an
6618 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6619 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6620 (struct variable_info): Add bitfield is_heap_var.
6621 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6622 (new_var_info): Initialize is_heap_var.
6623 (get_constraint_for): Add HEAP variables to the symbol table.
6624 Mark them with is_heap_var.
6625 (update_alias_info): New. Taken mostly from the old
6626 compute_points_to_and_addr_escape.
6627 (handle_ptr_arith): New.
6628 (find_func_aliases): Call update_alias_info.
6629 Call handle_ptr_info for tcc_binary expressions.
6630 Call mark_stmt_modified.
6631 (create_variable_info_for): If DECL has subvars, do not create
6632 variables for its subvars. Always add all the fields.
6633 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6634 SFTs, then add all the SFTs of the structure.
6635 If VI->DECL is an aggregate with subvariables, add the SFT at
6637 (find_what_p_points_to): If VI is an artificial variable,
6638 translate to bitfields in SSA_NAME_PTR_INFO.
6639 If the solution is empty, set pi->pt_vars to NULL
6640 (init_base_vars): Create ANYOFFSET.
6641 (compute_points_to_sets): Rename from create_alias_vars.
6643 (pass_build_pta): Remove.
6644 (delete_points_to_sets): Rename from delete_alias_vars.
6645 (pass_del_pta): Remove.
6646 * tree-ssa-structalias.h (struct alias_info): Move from
6648 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6649 NUM_REFERENCES_SET): Likewise.
6650 (compute_points_to_sets, delete_points_to_sets): Declare.
6652 2005-07-09 Richard Henderson <rth@redhat.com>
6654 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6655 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6656 alpha_split_lock_test_and_set_12): New functions.
6657 * config/alpha/alpha-protos.h: Update.
6658 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6659 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6660 * config/alpha/sync.md (I12MODE): New.
6661 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6662 (sync_<fetchop_name><I48MODE>): Likewise.
6663 (sync_nand<I48MODE>): Likewise.
6664 (sync_old_<fetchop_name><I48MODE>): Likewise.
6665 (sync_new_<fetchop_name><I48MODE>): Likewise.
6666 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6667 (sync_compare_and_swap<I48MODE>): Likewise.
6668 (sync_lock_test_and_set<I48MODE>): Likewise.
6669 (sync_compare_and_swap<I12MODE>): New.
6670 (sync_compare_and_swap<I12MODE>_1): New.
6671 (sync_lock_test_and_set<I12MODE>): New.
6672 (sync_lock_test_and_set<I12MODE>_1): New.
6674 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6678 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6680 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6682 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6683 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6685 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6688 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6690 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6692 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6693 memory_operand constraint.
6694 (store_conditional_<mode>): Same.
6695 (sync_compare_and_swap<mode>): Same.
6696 (sync_lock_test_and_set<mode>): Same.
6698 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6700 Rewrite PIC support to more closely model actual instructions.
6701 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6702 (cris_symbol): Remove prototypes for removed functions.
6703 (cris_pic_symbol_type_of, cris_valid_pic_const)
6704 (cris_expand_pic_call_address): Prototypes for new functions.
6705 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6707 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6709 <case ':'>: Add case for new punctuation character.
6710 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6711 emitting (extra) PIC modifier.
6712 <case UNSPEC>: Do not assert for PLT.
6713 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6714 (cris_expand_prologue, cris_expand_epilogue): Check
6715 for pic_offset_table_rtx usage instead of taking
6716 current_function_uses_pic_offset_table as the final word.
6717 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6718 Remove flag_pic difference.
6719 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6720 the moral equivalents of...
6721 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6723 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6724 (cris_handle_option): Mark ARG as unused.
6725 (cris_expand_pic_call_address): New worker function for "call",
6727 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6728 output PIC constructs here.
6729 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6730 as symbol-specific modifers, not whole or part of operands.
6731 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6732 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6733 constants and flag_pic.
6734 (CONSTANT_INDEX_P): Adjust for new functions.
6735 (enum cris_pic_symbol_type): New helper type.
6736 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6737 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6738 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6740 ("movsi"): Emit actual instructions for GOT and relative access.
6741 ("*movsi_got_load"): New pattern to set up the register holding
6743 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6744 Adjust FIXME for 'S'.
6745 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6746 Use "movs" for -fpic cases.
6747 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6748 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6749 ("call", "call_value"): Just call cris_expand_pic_call_address for
6751 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6752 Remove special pattern.
6753 ("*expanded_call_side", "*expanded_call_value_side"): New
6755 (gotplt-to-plt, gotplt-to-plt-side-call)
6756 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6758 * config/cris/cris/predicates.md
6759 ("cris_general_operand_or_gotless_symbol"): Remove unused
6761 ("cris_general_operand_or_symbol"): Adjust for new functions.
6763 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6765 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6767 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6769 * Makefile.in (TREE_H): Add treestruct.def.
6770 (c-decl.o): Add pointer-set.h
6771 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6772 visibility on regular DECL's.
6773 (merge_decls): Fix the copying of decl nodes of various types for
6774 the new structures. Don't update RTL, section name, weak status,
6775 etc, on DECL's without RTL.
6776 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6777 Don't check volatile on non-variable types.
6778 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6779 to check whether we have seen arguments.
6780 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6781 flag is checked before field (flag is common, field is not).
6782 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6783 TS_DECL_COMMON could have an origin.
6784 (add_location_or_const_value_attribute): Don't check section name
6785 on non-var/function decls.
6786 (dwarf2out_var_location): Reverse order of tests.
6787 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6788 with DECL_WRTL_CHECK.
6789 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6790 * fold-const.c (fold_binary): Don't check weakness on
6791 non-var/function decls.
6792 (tree_expr_nonzero_p): Ditto.
6793 (fold_checksum_tree): Use tree_decl_extra as sizeof
6795 * ggc-page.c (extra_order_size_table): Add sizes for
6796 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6798 * gimplify.c (gimplify_bind_expr): Only set
6799 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6800 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6802 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6803 * langhooks.h (init_ts). New langhook.
6804 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6805 * print-tree.c (print_node): Update to only print fields that
6806 exist in the structures the passed decl has.
6807 * toplev.c (wrapup_global_declarations): Don't reset
6808 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6809 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6810 * tree-inline.c (remap_decl): Ditto.
6811 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6812 * tree-pretty-print.c (print_declaration): Don't print
6813 DECL_REGISTER on things that don't contain it.
6814 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6815 non-var/function decls.
6816 * tree.c (tree_contains_struct): New structure.
6817 (init_priority_for_decl): New hashtable.
6818 (tree_int_map): New structure.
6819 (tree_int_map_eq): New function.
6820 (tree_int_map_marked_p): Ditto.
6821 (tree_int_map_hash): Ditto.
6822 (tree_map): Move to tree.h.
6823 (tree_map_eq): Externalize.
6824 (tree_map_hash): Ditto.
6825 (tree_map_marked_p): Ditto.
6826 (init_ttree): Set up tree_contains_struct and call langhook.
6827 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6828 (tree_code_size): Update for new structures.
6829 (tree_node_structure): Update for new structures.
6830 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6832 (copy_node_stat): Copy init priority.
6833 (build_decl_stat): Ditto for visibility.
6834 (ts_enum_names): New.
6835 (tree_contains_struct_check_failed): New function.
6836 (decl_init_priority_lookup): Ditto.
6837 (decl_init_priority_insert): Ditto.
6838 * treestruct.def: New file.
6839 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6840 (CONTAINS_STRUCT_CHECK): Ditto.
6841 (tree_contains_struct_check_failed): New prototype.
6842 (DECL_CHECK): Removed.
6843 (DECL_MINIMAL_CHECK): New.
6844 (DECL_COMMON_CHECK): Ditto.
6845 (DECL_WRTL_CHECK): Ditto.
6846 (DECL_NON_COMMON_CHECK): Ditto.
6847 (DECL_WITH_VIS_CHECK): Ditto.
6848 (VAR_OR_FUNCTION_DECL_P): Ditto
6849 (struct tree_decl_minimal): New structure.
6850 (struct tree_decl_common): Ditto.
6851 (struct tree_decl_with_rtl): Ditto.
6852 (struct tree_decl_with_vis): Ditto.
6853 (struct tree_decl_non_common): Ditto.
6854 (struct tree_field_decl): Ditto.
6855 (struct tree_parm_decl): Ditto.
6856 (struct tree_var_decl): Ditto.
6857 (struct tree_function_decl): Ditto.
6858 (struct tree_const_decl): Ditto.
6859 (struct tree_result_decl): Ditto.
6860 (union tree_node): Add new structures.
6861 * var-tracking.c (track_expr_p): Reverse order of tests.
6863 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6865 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6867 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6868 * system.h: Poison FINALIZE_PIC.
6869 * doc/tm.texi (FINALIZE_PIC): Remove.
6871 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6874 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6875 to the correct type if we have a MODIFY_EXPR.
6877 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6879 PR tree-optimization/22360
6880 * tree.c (upper_bound_in_type): Fix calculations for casting
6881 to a non-wider signed type and casting a signed value to a
6882 wider unsigned type.
6883 (lower_bound_in_type): Fix calculations for casting to a
6884 non-wider signed type.
6886 PR tree-optimization/20139
6887 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6889 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6890 fold_cond_expr_cond.
6891 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6892 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6894 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6897 * tree-complex.c (expand_complex_libcall): Produce
6898 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6900 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6902 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6903 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6904 b" assert and inserted fastpath code for this case.
6905 (bitmap_ior): Removed "a != b" assert.
6907 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6909 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6910 (ENDFILE_SPEC): Likewise.
6911 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6913 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6914 a large stack frame at epilogue.
6916 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6918 * final.c: Include sdbout.h when required.
6920 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6922 * config.gcc (*-*-darwin*): Only one target-specific header file
6924 (powerpc-*-darwin*): Add version-specific header files.
6925 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6926 * config.in: Regenerate.
6927 * configure: Regenerate.
6928 * gcc.c: Include xregex.h.
6929 (version_compare_spec_function): New.
6930 (spec_function): Add version-compare.
6931 (replace_outfile_spec_function): Reformat comment.
6932 (compare_version_strings): New.
6933 * config/darwin-c.c (version_as_macro): New.
6934 (builtin_define): New.
6935 (darwin_cpp_builtins): New.
6936 * config/darwin-protos.h (darwin_cpp_builtins): New.
6937 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6938 (LIB_SPEC): Make unconditional, update comment.
6939 (TARGET_C99_FUNCTIONS): Define.
6940 * config/darwin.opt: Sort.
6941 (mmacosx-version-min=): New.
6942 * config/darwin7.h: Delete.
6943 * config/darwin8.h: Delete.
6944 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6945 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6946 (TARGET_C99_FUNCTIONS): Define.
6947 * config/rs6000/darwin7.h: New.
6948 * config/rs6000/darwin8.h: New.
6949 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6950 (-mmacosx-version-min): Document.
6952 2005-07-07 Ian Lance Taylor <ian@airs.com>
6954 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6956 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6959 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6961 2005-07-07 Khem Raj <kraj@mvista.com>
6963 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6964 in bytes, not words.
6966 2005-07-07 Paul Brook <paul@codesourcery.com>
6968 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6969 DEFAULT_FUNCTION_ARG_PADDING to upward.
6971 2005-07-07 Richard Henderson <rth@redhat.com>
6973 * function.c (locate_and_pad_parm): Record parameter alignment in
6974 stack_alignment_needed.
6976 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6978 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6979 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6980 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6981 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6982 (define_attr "type"): Add isync, sync, load_l, store_c.
6983 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6984 Create scratch volatile MEM.
6985 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6987 (load_locked_<mode>): New.
6988 (store_conditional_<mode>): New.
6989 (sync_compare_and_swap<mode>): Replace with splitter.
6990 (sync_lock_test_and_set<mode>): Replace with splitter.
6991 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6993 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6994 is ics. Attribute isync.
6995 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6997 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6998 and UNSPECV_SYNC_OP.
6999 (emit_unlikely_jump): New.
7000 (emit_load_locked): New.
7001 (emit_store_conditional): New.
7002 (rs6000_split_compare_and_swap): New.
7003 (rs6000_split_lock_test_and_set): New.
7004 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7005 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7006 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7007 rs6000_split_lock_test_and_set): Declare.
7008 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7009 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7010 store_c, isync, sync.
7012 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7014 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7015 filenames to gtyp-gen.h.
7016 (s-typ-gen): Use it in place of for loops.
7018 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7020 * hooks.c (hook_bool_rtx_int_false): New function.
7021 * hooks.h (hook_bool_rtx_int_false): Declare.
7022 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7023 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7024 * target.h (struct gcc_target): Add commutative_p member.
7025 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7026 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7027 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7028 (pa_commutative_p): New function.
7029 * jump.c (target.h): Include.
7030 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7031 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7033 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7035 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7036 (s390_expand_setmem): New.
7037 * config/s390/s390.c: Likewise.
7038 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7040 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7041 general_operand. Call new function "s390_expand_setmem".
7042 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7043 ("setmem_long", "*setmem_long"): ... this.
7045 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7047 * config/s390/s390.c: (optimization_options): Enable
7048 TARGET_MVCLE at -Os.
7049 * doc/invoke.texi: Document changes in default behaviour.
7050 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7052 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7054 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7055 defined by back-end.
7057 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7059 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7060 all sets in the pattern.
7061 * config/rs6000/rs6000.md (stack_protect_testsi,
7062 stack_protect_testdi): Likewise.
7064 2005-07-06 Jeff Law <law@redhat.com>
7066 * tree-vrp.c (simplify_using_ranges): Kill.
7067 (vrp_finalize): Remove call to simplify_using_ranges.
7068 (simplify_stmt_using_ranges): New function extracted from
7069 simplify_using_ranges.
7070 (simplify_div_or_mod_using_ranges): Likewise.
7071 (simplify_abs_using_ranges): Likewise.
7072 (simplify_cond_using_ranges): New function.
7073 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7074 * tree-ssa-propagate.c (substitute_and_fold): Call
7075 simplify_stmt_using_ranges if we have range information.
7077 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7079 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7080 ia64_flag_schedule_isns2.
7082 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7083 reading/writing general registers.
7084 (ia64_function_arg): Revert 2005-06-18 change.
7086 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7088 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7089 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7091 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7093 * function.c (expand_function_end): Revert part of 2005-06-27
7094 patch. Do sjlj_emit_function_exit_after after return_label.
7096 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7098 * doc/install.texi (--disable-libssp): New.
7100 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7102 * doc/invoke.texi: Update -fforce-mem documentation.
7103 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7104 code for -fforce-mem.
7105 * expmed.c: (store_bit_field,store_fixed_bit_field,
7106 extract_bit_field): Ditto.
7107 * expr.c: (convert_move): Ditto.
7108 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7109 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7110 emit_conditional_add,expand_float,expand_fix): Ditto.
7111 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7112 (common_handle_option): Issue warning when -fforce-mem specified.
7114 2005-07-06 Paul Brook <paul@codesourcery.com>
7116 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7118 * configure: Regenerate.
7120 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7122 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7124 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7126 Fix PR tree-optimization/22319
7127 Fix PR tree-optimization/22140
7128 Fix PR tree-optimization/22310
7130 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7131 variable sized types.
7132 Use correct type for intermediate structure on *a = *b structure
7135 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7137 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7139 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7140 (machine_function): Move typedef to...
7141 * config/rs6000/rs6000.c (machine_function): ... here. Add
7142 varargs_save_offset field.
7143 (rs6000_stack_t): Remove varargs_size field.
7144 (setup_incoming_varargs): Allocate varargs save area using
7145 assign_stack_local, try to make it as small as possible.
7146 Save offset from virtual_stack_vars_rtx to the save area
7147 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7148 instead of magic 8 when fp word byte size is used.
7149 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7150 instead of -RS6000_VARARGS_SIZE.
7151 (rs6000_stack_info, debug_stack_info,
7152 rs6000_initial_elimination_offset): Remove all traces of
7154 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7155 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7156 RS6000_VARARGS_AREA.
7158 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7160 PR tree-optimization/21963
7161 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7162 constant_multiple_of in the same way get_computation_cost_at does.
7164 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7166 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7167 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7168 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7169 and return its previous value.
7170 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7171 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7173 (stack_protect_set, stack_protect_test): New expanders.
7174 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7175 stack_protect_testdi): New insns.
7176 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7177 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7179 2005-07-06 Jeff Law <law@redhat.com>
7181 * tree-ssa-dce.c (cfg_altered): New global.
7182 (tree_dce_init): Initialize cfg_altered.
7183 (remove_dead_stmt): If we remove an edge in the CFG, then set
7185 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7188 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7190 * Makefile.in (stamp-collect-ld): Use
7191 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7192 ./collect-ld if it already exists.
7193 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7194 Don't remove ./nm if it already exists.
7196 2005-07-05 Devang Patel <dpatel@apple.com>
7198 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7199 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7200 * tree-vectorizer.c (vect_loop_location): New.
7201 (vect_print_dump_info): Use vect_loop_location.
7202 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7203 (vectorize_loops): Set vect_loop_location.
7204 * tree-vect-analyze.c (vect_analyze_offset_expr,
7205 vect_determin_vectorization_factor, vect_analyze_operations,
7206 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7207 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7208 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7209 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7210 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7211 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7212 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7213 vect_analyze_loop): Adjust vect_print_dump_info API.
7214 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7215 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7216 vect_finish_stmt_generation, vectorizable_assignment,
7217 vectorizable_operation, vectorizable_store, vectorizable_load,
7218 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7219 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7220 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7221 vect_transform_loop): Same.
7222 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7223 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7226 2005-07-05 Randolph Chung <tausq@debian.org>
7228 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7229 * configure: Regenerate.
7230 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7231 (pa_tls_referenced_p): Declare.
7232 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7233 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7234 (legitimize_tls_address): New.
7235 (hppa_legitimize_address): Handle TLS addresses.
7236 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7237 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7238 (emit_move_sequence): Handle TLS addresses.
7239 (pa_encode_section_info): Call default handler to handle common
7241 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7242 (CONSTANT_ADDRESS_P): Reject TLS operands.
7243 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7244 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7245 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7246 (UNSPEC_TLSLE): Define new constants.
7247 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7248 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7249 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7250 (tie_symbolic_operand, tle_symbolic_operand): New
7252 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7254 * aclocal.m4: Update macros for autoconf 2.59 style.
7255 * configure.ac: Likewise.
7257 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7259 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7260 (function_arg): Pass small aggregates in general registers on 32-bit
7262 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7264 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7266 * Makefile.in (final.o): Fix dependencies.
7268 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7272 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7273 * langhooks.c (lhd_expr_to_decl): New.
7274 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7276 (LANG_HOOKS_INITIALIZER): Update.
7277 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7278 expr_to_decl langhook.
7279 * c-tree.h (c_expr_to_decl): Declare.
7280 * c-typeck.c (c_expr_to_decl): New.
7281 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7283 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7285 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7288 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7289 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7291 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7293 * Makefile.in: Adjust dependencies.
7294 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7295 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7296 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7297 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7298 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7299 rest_of_compilation.
7301 * bb-reorder.c (gate_duplicate_computed_gotos,
7302 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7303 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7304 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7305 pass_partition_blocks): New.
7306 * bt-load.c (gate_handle_branch_target_load_optimize,
7307 rest_of_handle_branch_target_load_optimize,
7308 pass_branch_target_load_optimize): New.
7309 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7311 * cfglayout.c (pass_insn_locators_initialize): New.
7312 * cfgrtl.c (pass_free_cfg): New.
7313 * combine.c (gate_handle_combine, rest_of_handle_combine,
7315 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7316 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7317 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7318 * except.c (pass_set_nothrow_function_flags,
7319 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7321 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7322 rest_of_handle_shorten_branches, pass_shorten_branches,
7323 rest_of_clean_state, pass_clean_state): New.
7324 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7325 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7326 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7328 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7329 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7330 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7331 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7333 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7334 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7335 pass_rtl_ifcvt, gate_handle_if_after_combine,
7336 rest_of_handle_if_after_combine, pass_if_after_combine,
7337 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7338 pass_if_after_reload): New.
7339 * integrate.c (pass_initial_value_sets): New.
7340 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7341 pass_purge_lineno_notes): New.
7342 * mode-switching.c (rest_of_handle_mode_switching,
7343 pass_mode_switching): New.
7344 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7345 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7347 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7348 pass_loop_optimize): New.
7349 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7351 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7353 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7354 pass_postreload_cse): New.
7355 * profile.c (gate_handle_profiling, pass_profiling,
7356 rest_of_handle_branch_prob, pass_branch_prob): New.
7357 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7358 pass_split_before_regstack, gate_handle_split_before_regstack,
7359 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7360 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7361 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7362 pass_stack_regs): New.
7363 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7364 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7365 pass_stack_adjustments): New.
7366 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7367 pass_regrename): New.
7368 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7369 pass_delay_slots, gate_handle_machine_reorg,
7370 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7371 * rtl.h (extern void purge_line_number_notes): New.
7372 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7373 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7375 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7377 * value-prof.c (gate_handle_value_profile_transformations,
7378 rest_of_handle_value_profile_transformations,
7379 pass_value_profile_transformations): New.
7380 * var-tracking.c (gate_handle_var_tracking,
7381 pass_variable_tracking): New.
7382 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7384 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7385 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7386 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7387 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7388 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7389 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7390 rest_of_handle_gcse2, rest_of_handle_regmove,
7391 rest_of_handle_tracer, rest_of_handle_if_conversion,
7392 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7393 rest_of_handle_web, rest_of_handle_branch_prob,
7394 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7395 rest_of_handle_jump_bypass, rest_of_handle_combine,
7396 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7397 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7398 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7399 rest_of_handle_mode_switching, rest_of_handle_jump,
7400 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7401 rest_of_handle_flow2, rest_of_handle_jump2,
7402 rest_of_handle_peephole2, rest_of_handle_postreload,
7403 rest_of_handle_shorten_branches, rest_of_clean_state,
7404 rest_of_compilation): Remove.
7406 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7407 * passes.c (dump_flags, in_gimple_form, all_passes,
7408 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7409 register_dump_files, next_pass_1, last_verified, execute_todo,
7410 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7411 from tree-optimize.c.
7412 (init_optimization_passes): Moved from tree-optimize.c,
7413 adding the RTL optimizations.
7414 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7415 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7416 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7417 register_dump_files, next_pass_1, last_verified, execute_todo,
7418 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7419 init_tree_optimization_passes, ipa_passes): Delete.
7420 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7422 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7423 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7425 (ipa_passes): Remove.
7426 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7427 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7428 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7429 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7430 (dump_info_p, dump_flag): Moved to tree-dump.h.
7432 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7434 * passes.c (finish_optimization_passes): Use dump_begin
7435 and dump_end, TDI_end.
7436 (gate_rest_of_compilation): New.
7437 (pass_rest_of_compilation): Use it.
7438 (gate_postreload, pass_postreload): New.
7439 * toplev.c (general_init): Rename init_tree_optimization_passes.
7440 * toplev.h (init_tree_optimization_passes): Rename to
7441 init_optimizations_passes.
7442 * tree-dump.c (dump_flag): Make static.
7443 (dump_files): Remove RTL dumps.
7444 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7445 pass_cleanup_cfg, pass_free_cfg_annotations,
7446 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7447 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7448 * tree-pretty-print.c: Include tree-pass.h.
7449 * cgraph.c: Include tree-dump.h.
7451 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7453 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7454 Only fall back to saying it points to readonly memory if
7457 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7459 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7460 * config/m32r/m32r.c (m32r_compute_frame_size,
7461 m32r_expand_prologue): Take current_function_profile into
7462 account whenever we reference
7463 current_function_uses_pic_offset_table.
7464 (m32r_finalize_pic): Remove.
7465 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7467 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7469 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7470 instead of $<. Don't remove ./as if it already exists.
7472 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7475 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7476 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7477 for complex modes when generating code for PA 1.0.
7478 (VALID_FP_MODE_P): New macro.
7479 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7480 sets for all general and floating point modes. Align wide floating
7481 point modes to even register boundaries to comply with architectural
7483 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7484 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7485 (VALID_FP_MODE_P): New macro.
7486 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7487 sets for all general and floating point modes. Align wide floating
7488 point modes to even register boundaries to comply with architectural
7491 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7493 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7496 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7498 * tree-ssa-structalias.c: Don't include expr.h.
7500 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7502 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7505 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7507 Fix PR tree-optimization/22279
7509 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7512 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7514 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7516 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7518 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7519 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7520 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7521 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7522 config/stormy16/stormy16.c, config/v850/v850.c,
7523 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7524 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7525 Avoid "." or "\n" at end of diagnostics and capital letters at
7526 start of diagnostics.
7527 * combine.c, cse.c: Don't translate dump file output.
7528 * toplev.c (print_version): Only translate output if going to
7531 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7533 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7534 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7537 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7539 * pa.c (fix_range): Fix typo in comment.
7541 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7543 * tree-vrp.c (extract_range_from_assert): Replace
7544 fold (build (...)) with fold_build2.
7546 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7548 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7549 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7550 (format_types_orig, handle_format_attribute): Add support for
7553 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7555 * varasm.c (assemble_variable): Fix format specifier thinko.
7557 2005-07-03 Ira Rosen <irar@il.ibm.com>
7559 PR tree-optimization/22029 (and 22135)
7560 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7561 a phi node before calling dump_vops.
7563 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7565 * tree-dump.h (dump_string_field): Declare.
7566 * tree-dump.c: Use it instead of dump_string.
7567 (dump_string_field): Make non-static.
7569 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7571 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7572 up the minimal CFG stuff always when optimize > 0. Call
7573 split_all_insns_noflow in PIC case if needed.
7575 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7576 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7579 * c-decl.c (c_write_global_declarations): Dump contents of
7581 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7582 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7583 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7584 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7587 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7589 * c-common.h (GCC_DIAG_STYLE): Define.
7590 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7591 version for format checking to 4.1.
7592 * c-format.c: Include toplev.h after c-common.h.
7593 (enum format_type): Add gcc_tdiag_format_type.
7594 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7595 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7596 (format_types_orig): Add gcc_tdiag.
7597 (init_dynamic_diag_info): Support gcc_tdiag formats.
7598 (handle_format_attribute): Likewise.
7599 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7600 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7601 version for format checking to 4.1.
7602 (warning0, warning, error, pedwarn, sorry): Use
7604 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7605 (finish_aliases_1): Do not use %qE.
7606 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7607 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7608 Correct format bugs.
7609 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7610 parameter to unsigned HOST_WIDE_INT.
7611 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7613 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7616 * expr.c (write_complex_part): Use adjust_address for MEM.
7617 (read_complex_part): Same.
7619 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7621 Fix PR tree-optimization/22280
7623 * tree-sra.c (generate_element_init): Remove useless loop.
7625 2005-07-02 Richard Henderson <rth@redhat.com>
7627 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7629 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7631 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7634 * fold-const.c (fold_binary): Handle the return value of
7635 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7636 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7638 2005-07-02 Jeff Law <law@redhat.com>
7640 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7641 a eliminate type conversion which feeds an equality comparison
7642 if the original type or either operand in the comparison is a
7645 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7647 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7648 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7650 * config/avr/avr.c: Do not use '`' as left quote.
7651 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7652 Remove "." from end of diagnostics. Make diagnostics start with
7655 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7656 Joseph S. Myers <joseph@codesourcery.com>
7658 * toplev.c (default_tree_printer): Handle setting location with
7660 * c-objc.common.c (c_tree_printer): Likewise.
7661 * c-format.c (gcc_diag_flag_specs): Add '+'.
7662 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7663 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7665 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7666 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7667 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7668 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7669 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7670 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7671 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7672 format arguments where %J is used without %D.
7674 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7676 * gcc.c (LINK_SSP_SPEC): Define.
7677 (link_ssp_spec): New variable.
7678 (LINK_COMMAND_SPEC): Add %(link_ssp).
7679 (static_specs): Add link_ssp_spec.
7680 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7681 * configure: Rebuilt.
7682 * config.in: Rebuilt.
7684 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7685 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7686 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7687 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7688 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7689 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7690 -0x7008(2) instead of reading __stack_chk_guard variable.
7691 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7693 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7694 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7695 if TARGET_THREAD_SSP_OFFSET is defined.
7696 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7697 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7700 2005-06-27 Richard Henderson <rth@redhat.com>
7701 * libgcc-std.ver (GCC_4.1.0): New.
7702 * libgcc.h (__stack_chk_guard): Declare.
7703 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7704 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7705 * mklibgcc.in (lib2funcs): Add them.
7707 2005-07-01 Richard Henderson <rth@redhat.com>
7709 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7710 void * before struct sigcontext *.
7711 (x86_fallback_frame_state): Likewise.
7713 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7715 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7717 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7720 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7721 we check for SSA_NAME for.
7723 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7725 Fix PR tree-optimization/22071
7727 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7729 (get_constraint_for_component_ref): Use it.
7731 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7734 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7735 print out the last new line.
7737 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7739 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7740 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7741 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7742 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7743 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7744 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7745 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7746 (enum reg_class): New member CC0_REGS.
7747 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7748 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7749 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7750 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7751 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7752 Adjust for register now described.
7754 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7757 * config/i386/i386.md (stack_protect_test_si,
7758 stack_protect_test_di): Add earlyclobber for scratch 3.
7759 * config/rs6000/rs6000.md (stack_protect_testsi,
7760 stack_protect_testdi): Add earlyclobber for scratch 3,
7761 remove earlyclobber from scratch 4.
7763 Older entries for 2005 can be found in ChangeLog-2005.