1 2005-10-19 Steven Bosscher <stevenb@suse.de>
4 * c-decl.c (pop_scope): Don't warn about an unused variable
5 if it is marked with TREE_NO_WARNING.
6 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
7 somenow mismatch and olddecl is to be replaced.
9 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
13 whether registers live on the edge can be saved/restored.
15 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
17 * config/sh/sh.c (fixup_mova): Skip notes.
19 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
22 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
23 (s390_can_eliminate): Handle BASE_REGNUM elimination.
24 (s390_initial_elimination_offset): Likewise.
25 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
26 register on TARGET_ZARCH targets.
27 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
28 (INITIAL_FRAME_POINTER_OFFSET): Remove.
29 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
30 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
32 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
34 * config/s390/s390.md: Comment describing output modifiers updated.
35 * config/s390/s390.c (print_operand): Likewise.
37 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
39 * config/s390/s390.c (override_options): Added check for -mstack-size
41 * doc/invoke.texi: Mention that limit in the documenation.
43 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
46 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
48 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
50 Fix PR tree-optimization/24231
52 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
53 (compute_avail): Ditto.
55 2005-10-18 Richard Henderson <rth@redhat.com>
58 * config/i386/i386.c (legitimate_constant_p): Check
59 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
61 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
62 (legitimate_pic_address_disp_p): Reorg CONST checking to make
63 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
65 (print_operand_address): Likewise.
66 * config/i386/predicates.md (x86_64_immediate_operand): Test
67 SYMBOL_REF_TLS_MODEL properly inside CONST.
68 (x86_64_zext_immediate_operand): Likewise.
69 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
70 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
71 * config/i386/i386-protos.h: Remove predicates.md entries.
73 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
75 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
76 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
78 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
79 Ian Lance Taylor <ian@airs.com>
82 * fold-const.c (fold_widened_comparison): Do not allow range based
83 constant folding when right operand cannot be unwidened.
85 2005-10-17 Richard Henderson <rth@redhat.com>
87 * builtins.c (expand_builtin_synchronize): Build a new-style asm
88 with a memory clobber.
90 2005-10-17 James E Wilson <wilson@specifix.com>
92 PR rtl-optimization/17356
93 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
96 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
98 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
99 the slot on an even boundary for any type with 16-byte alignment.
101 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
104 * md.texi (Modifiers) <%>: Clarify that % doesn't work
105 after register allocation.
107 2005-10-17 DJ Delorie <dj@redhat.com>
109 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
112 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
115 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
118 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
120 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
121 to 2 if it's already non-zero.
122 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
123 is set and warn about it if flag_schedule_insns is 1.
125 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
127 * config/crx/crx.md: Compare-and-branch instructions need to
130 2005-10-17 Uros Bizjak <uros@kss-loka.si>
133 * config/i386/i386.md (*pushdi2_rex64 splitter)
134 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
135 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
136 flow2 pass only when (optimize > 0 && flag_peephole2).
138 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
141 * gcc.c (have_c): New static variable.
143 (process_command): Remove declation of have_c.
144 Set have_o to 1 when handling -o.
145 (main): Add a fatel error if there are multiple
146 files specified and -o and -c/-S is passed witout
147 -combine or multiple languages.
149 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
151 Fix PR tree-optimization/22444
152 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
153 Assert that we don't hit something with subvars.
154 (setup_pointers_and_addressables): Don't add things with subvars,
155 because we'll already process the subvars for aliasing purposes.
157 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
160 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
161 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
162 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
163 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
164 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
165 swapped, alternatives for the R constraint.
168 * builtins.c (get_builtin_sync_mode): Make unlimited
169 mode_for_size request.
171 2005-10-15 Richard Henderson <rth@redhat.com>
173 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
174 (gimplify_expr): ... here.
175 (gimplify_compound_lval): Use it in initial scan loop. Allow
176 fb_lvalue in base expression.
178 2005-10-15 Richard Henderson <rth@redhat.com>
181 * builtins.c (expand_builtin_trap): Export.
182 * expr.h (expand_builtin_trap): Declare.
183 * expr.c (expand_assignment): Emit a trap for integral offsets
184 from registers that weren't reduced to bitpos.
186 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
187 (mark_array_ref_addressable): Remove.
188 * tree-flow.h (mark_array_ref_addressable): Remove.
189 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
191 2005-10-15 James E Wilson <wilson@specifix.com>
194 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
195 (add_dependence_list_and_free): Likewise.
196 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
199 2005-10-15 Diego Novillo <dnovillo@redhat.com>
203 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
204 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
206 (vrp_visit_phi_node): Only prevent infinite iterations when
207 the previous result and the new result are both VR_RANGEs.
209 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
211 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
214 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
217 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
220 2005-10-14 Per Bothner <per@bothner.com>
222 PR preprocessor/21250
223 * c-ppoutput.c (print_line): Print internal line 0 as 1.
225 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
228 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
229 overflow flags. Refactor some conditionals.
231 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
234 * tree-dfa.c (add_referenced_var): Only look at decls which
235 have TREE_CONSTANT or TREE_READONLY set instead of if
236 !TREE_PUBLIC or !TREE_CONSTANT.
238 2005-10-13 James E Wilson <wilson@specifix.com>
240 * doc/invoke.texi: For -x, add f95-cpp-input.
241 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
243 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
245 PR tree-optimization/24262
246 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
247 in loop all the time.
249 2005-10-12 Richard Henderson <rth@redhat.com>
252 * tree.h (DECL_TRANSPARENT_UNION): Remove.
253 * function.c (assign_parm_find_data_types): Don't support it.
254 * print-tree.c (print_node): Likewise.
255 * c-common.c (handle_transparent_union_attribute): Likewise.
256 Use build_duplicate_type.
257 * tree-inline.c (remap_type_1): Split out of remap_type;
258 properly remap aggregate fields.
259 (build_duplicate_type): New.
260 * doc/extend.texi (Variable Attributes): Remove documentation
261 for transparent_union.
263 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
266 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
267 (gen_stack_pointer_dec): Likewise.
269 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
273 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
275 (struct cxx): Add adjust_class_at_definition target hook.
276 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
277 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
278 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
279 hook_void_tree. Add to TARGET_CXX.
280 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
282 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
283 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
284 instead of attribute. Check for dllexport override. Warn if
285 inconsistent dll linkage. Don't lose old dllimport if decl has
286 had address referenced. Tweak lookup of dllimport atribute.
287 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
288 for target specific rules. Don't add dllimport attribute if
289 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
291 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
292 * varasm.c (initializer_constant_valid_p): Replace
293 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
297 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
298 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
299 (i[34567]86-*-mingw32*): Likewise.
301 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
302 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
304 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
305 C++-specific code. Change return value to bool.
306 (i386_pe_dllimport_p): Likewise.
307 (associated_type): Simplify and make language-independent
308 (i386_pe_encode_section_info): Replace override of ambiguous
309 dllimport symbol refs with a gcc_assert.
310 (i386_pe_valid_dllimport_attribute_p): Define.
311 * config/i386/winnt-cxx.c: New file. Define C++ versions of
312 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
313 i386_pe_adjust_class_at_definition.
314 * config/i386/winnt-stubs.c: New file. Define stub versions of
315 lang-specific functions.
316 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
317 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
318 i386_pe_adjust_class_at_definition.
319 (i386_pe_valid_dllimport_attribute_p): Declare.
320 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
321 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
322 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
325 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
326 dllimport attribute with test of DECL_DLLIMPORT_P.
328 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
330 * combine.c (make_extraction): Correct offset computation.
332 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
334 * config/cris/t-linux (LIMITS_H_TEST): Define.
336 2005-10-12 Richard Henderson <rth@redhat.com>
339 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
341 2005-10-12 Richard Guenther <rguenther@suse.de>
343 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
345 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
348 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
349 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
352 2005-10-12 Richard Guenther <rguenther@suse.de>
355 * varasm.c (output_constant): Correct typo from previous
358 2005-10-11 Ian Lance Taylor <ian@airs.com>
360 PR rtl-optimization/13931
361 * combine.c: Revert patch of 2003-05-14, and:
362 (try_combine): Only set elim_i1 and elim_i2 if the destination is
363 completely killed in the appropriate insn.
364 (distribute_notes): Don't skip multiple hard register test for
367 2005-10-11 Richard Henderson <rth@redhat.com>
370 * c-typeck.c (convert_for_assignment): Use build_constructor_single
371 to initialize a transparent union instead of a nop_expr.
373 2005-10-11 Richard Henderson <rth@redhat.com>
375 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
376 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
377 (tree_ssa_dce_loop): Call scev_reset.
380 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
381 * tree-ssa-dce.c: Include cfgloop.h.
382 (tree_ssa_dce_loop, pass_dce_loop): New.
383 * tree-pass.h (pass_dce_loop): Declare it.
384 * passes.c (init_optimization_passes): Use it.
386 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
389 * convert.c (convert_to_real): Revert 2005-10-05 patch.
390 Only apply the optimization for rounding builtins if the inner
391 cast is also an extension.
393 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
396 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
397 mark_new_vars_to_rename instead of update_stmt.
399 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
401 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
403 2005-10-11 Jakub Jelinek <jakub@redhat.com>
405 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
406 for setting MMX register to 0 rather than mmx.
408 2005-10-10 Steve Ellcey <sje@cup.hp.com>
411 * configure.ac: Move gas check from mips specific case to common case.
412 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
413 * configure: Regenerate
414 * doc/install.texi: Update.
416 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
419 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
421 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
423 * gcc.c (do_spec_1): Accept numeric characters in file name
426 2005-10-10 Nick Clifton <nickc@redhat.com>
428 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
429 describing the deleted arm_gen_rotated_half_load function.
431 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
433 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
436 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
438 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
440 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
441 (EXTRA_MULTILIB_PARTS): Define.
442 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
443 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
444 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
445 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
446 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
447 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
449 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
451 PR tree-optimization/24226
452 * tree-cfg.c (remove_bb): Clean up unreachable loops.
453 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
454 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
457 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
459 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
461 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
464 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
465 Rewrite for no need for the early clobber.
467 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
469 Merge from csl-arm-branch:
470 2005-09-07 Paul Brook <paul@codesourcery.com>
471 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
474 2005-04-30 Paul Brook <paul@codesourcery.com>
475 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
476 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
478 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
479 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
480 (arm_override_options): Use TARGET_AAPCS_BASED.
481 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
482 (PTRDIFF_TYPE): Use int for AAPCS.
483 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
484 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
485 (DEFAULT_SHORT_ENUMS): Delete.
486 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
488 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
489 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
490 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
491 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
493 2004-12-03 Mark Mitchell <mark@codesourcery.com>
494 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
496 2004-11-22 Mark Mitchell <mark@codesourcery.com>
497 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
499 2004-11-19 Mark Mitchell <mark@codesourcery.com>
500 * config.gcc (arm*-*-linux-gnueabi): Add it.
501 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
503 (TARGET_OS_CPP_BUILTINS): Likeiwse.
504 * config/arm/linux-eabi.h: New file.
505 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
506 (LINUX_TARET_LINK_SPEC): Likewise.
508 * config/arm/t-linux-eabi: New file.
510 2005-10-08 Steven Bosscher <stevenb@suse.de>
513 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
515 (PARAM_SMS_DFA_HISTORY): Likewise.
517 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
520 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
521 (load_register_parameters): Call it.
522 (check_sibcall_argument_overlap_1): Likewise.
523 (store_one_arg): Likewise.
525 2005-10-07 James E. Wilson <wilson@specifix.com>
527 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
528 DImode not VECINT24 for operand 2.
531 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
535 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
536 fr_spill): Use destination_operand for operand 0.
538 2005-10-07 DJ Delorie <dj@redhat.com>
540 * varasm.c (output_constant): Limit error to expanding
543 2005-10-07 Richard Guenther <rguenther@suse.de>
546 * fold-const.c (fold_binary): Fix operand types during folding
547 of X op (A, Y). Evaluation order of the side-effects of
548 X and A are frontend-defined, so ensure we honour that even for
549 tcc_comparison class operands; eased by removing duplicate code.
551 2005-10-07 Steve Ellcey <sje@cup.hp.com>
553 * stor-layout.c (layout_type): Do not allow alignment of array
554 elements to be greater than their size.
556 2005-10-07 Steve Ellcey <sje@cup.hp.com>
558 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
560 (hppa*-*-linux*): Ditto.
561 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
562 * config/host-hpux.c: New.
563 * config/x-hpux: New.
564 * config/pa/x-hpux: Remove.
565 * config/pa/x-linux: Remove.
566 * config/pa/pa-host.c: Remove.
568 2005-10-07 Jeff Law <law@redhat.com>
570 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
571 determine whether or not to try and thread outgoing edges.
573 2005-10-07 David Edelsohn <edelsohn@gnu.org>
575 * config/rs6000/rs6000.md (eqsi_power): New.
576 (neg_eq0si): Add TARGET_POWER to final condition.
579 2005-10-06 Richard Henderson <rth@redhat.com>
581 * config/rs6000/rs6000.c: Revert last change.
583 2005-10-06 Richard Henderson <rth@redhat.com>
585 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
586 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
588 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
592 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
593 out return_label and naked_return_label.
595 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
597 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
600 2005-10-06 Richard Henderson <rth@redhat.com>
603 * tree-inline.c (declare_return_variable): Handle modify_dest not
606 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
608 Fix PR tree-optimization/22488
609 * tree-ssa-structalias.c (check_for_overlaps): New function.
610 (create_variable_info_for): Use it.
612 2005-10-06 Richard Henderson <rth@redhat.com>
615 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
616 (dwarf2out_start_source_file): Print it.
618 2005-10-06 Geoffrey Keating <geoffk@apple.com>
620 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
622 2005-10-06 Richard Henderson <rth@redhat.com>
625 * mode-switching.c (optimize_mode_switching): Clear transp bit
626 for block with incomming abnormal edges.
628 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
629 (fpscr_set_from_mem): Use them.
630 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
631 (fpscr postinc splitters): Rewrite as peephole2+split.
633 2005-10-06 David Edelsohn <edelsohn@gnu.org>
635 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
636 (eq<mode>_compare): Same.
638 2005-10-06 Richard Guenther <rguenther@suse.de>
640 PR tree-optimization/24238
641 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
643 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
645 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
646 here. Use AC_PATH_PROG for environment variables instead of
648 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
650 * configure: Regenerated.
652 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
655 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
656 then force it into a register.
657 (call_value): Likewise.
659 2005-10-06 Richard Henderson <rth@redhat.com>
662 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
663 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
664 under pass_vectorize.
666 2005-10-05 Devang Patel <dpatel@apple.com>
669 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
670 handling constants. Check NAMESPACE_DECL context for constants.
672 2005-10-05 Eric Christopher <echristo@apple.com>
674 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
676 2005-10-05 Richard Henderson <rth@redhat.com>
679 * tree-cfg.c (mark_array_ref_addressable_1): New.
680 (mark_array_ref_addressable): New.
681 * tree-flow.h (mark_array_ref_addressable): Declare.
682 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
684 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
688 * reload.c (subst_reloads): When adding a REG_LABEL to a
689 jump instruction, also update JUMP_LABEL.
691 2005-10-05 David Edelsohn <edelsohn@gnu.org>
693 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
694 * bb-reorder.c (copy_bb_p): Use it.
695 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
697 2005-10-05 Richard Henderson <rth@redhat.com>
700 * toplev.c (process_options): Warn about unsupported combinations
701 of unwind tables and omit-frame-pointer.
702 * config/i386/i386.c (override_options): Similarly. Enable
703 accumulate-outgoing-args if not explicitly disabled.
705 2005-10-05 Steve Ellcey <sje@cup.hp.com>
707 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
708 Handle big endian vs. small endian.
709 (vec_initv2sf): Handle big endian vs. small endian.
710 (*vec_extractv2sf_1): Ditto.
712 2005-10-05 Dale Johannesen <dalej@apple.com>
714 * convert.c (convert_to_real): Don't convert
715 (float)floor(double d) to floorf((float)d).
717 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
719 * config/arm/arm.md (insv): Use gen_int_mode in more places.
721 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
723 PR tree-optimization/18587
724 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
725 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
726 build_vuses): Change to VEC type.
727 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
728 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
729 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
730 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
731 (get_name_decl): New. Return DECL_UID of base variable.
732 (operand_build_cmp): New. qsort comparison routine.
733 (operand_build_sort_virtual): New. Sort virtual build vector.
734 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
735 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
736 (FINALIZE_BASE): Use get_name_decl.
737 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
738 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
739 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
740 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
741 direct VEC_* manipulations.
742 (build_ssa_operands): Call operand_build_sort_virtual.
743 (copy_virtual_operand, create_ssa_artficial_load_stmt,
744 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
745 with direct VEC_* manipulations.
746 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
747 with direct VEC manipulations.
749 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
751 PR tree-optimization/21419
752 PR tree-optimization/24146
753 PR tree-optimization/24151
755 * c-typeck.c (readonly_error): Handle USE being lv_asm.
756 (build_asm_expr): Call it if outputs are read-only.
757 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
759 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
760 Paolo Bonzini <bonzini@gnu.org>
764 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
765 enable the instructions and not just the built-ins.
766 * doc/invoke.texi (x86 Options): Likewise.
768 2005-10-04 Geoffrey Keating <geoffk@apple.com>
770 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
772 * doc/invoke.texi (Option Summary): Correct spelling
773 of -mmacosx-version-min.
775 2005-10-04 Devang Patel <dpatel@apple.com>
777 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
780 2005-10-04 Steve Ellcey <sje@cup.hp.com>
782 * tree-vect-transform.c (vect_create_epilog_for_reduction):
783 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
785 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
787 * config/s390/s390.md ("TDSI","DP"): New mode macros.
788 ("TE","tg"): New mode attributes.
789 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
790 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
791 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
792 dword_mode and one for GPRmode.
794 2005-10-04 Ian Lance Taylor <ian@airs.com>
796 PR preprocessor/13726
797 * c-ppoutput.c (cb_include): Add comments parameter, and print out
798 any comments passed in.
800 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
802 * tree.c (annotate_with_file_line): Fix typo.
804 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
807 * builtins.c (fold_builtin_memcmp): When constructing the pointer
808 type used to access data in the inlined length == 1 case, use
809 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
810 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
812 2005-10-04 Uros Bizjak <uros@kss-loka.si>
814 * config/i386/i386.h (TARGET_FISTTP): Enable also for
815 TARGET_SSE3 and only for TARGET_80387.
816 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
817 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
818 Do not depend on TARGET_80387.
820 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
822 * tree.c (last_annotated_node): Change type to location_t*.
823 (annotate_with_file_line): Reflect the change of
824 last_annotated_node type.
826 2005-10-04 Richard Guenther <rguenther@suse.de>
829 * c-decl.c (grokdeclarator): Don't write to fields
832 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
835 * c-decl.c (finish_decl): Use set_user_assembler_name even for
837 * varasm.c (make_decl_rtl): If a register variable does not
838 have a set user assmbler name, error out.
839 Decode the asmspec is now name+1 bypassing '*'.
841 2005-10-04 Steven Bosscher <stevenb@suse.de>
843 PR tree-optimization/23049
844 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
845 of a COND_EXPR is folded before calling fold on the whole rhs of a
846 conditional assignment.
847 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
848 document that a COND_EXPR may appear there.
850 2005-10-03 Diego Novillo <dnovillo@redhat.com>
853 * tree-vrp.c (extract_range_from_assert): If the new numeric
854 range created out of the assertion contradicts the existing
855 numeric range of the ASSERT_EXPR variable, make the new range
858 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
860 * config/sh/sh.c (sh_register_move_cost): Add case for moving
861 from T_REGS to FP register class.
863 2005-10-03 Richard Henderson <rth@redhat.com>
866 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
867 before creating a new one.
869 2005-10-03 David Edelsohn <edelsohn@gnu.org>
871 * config/rs6000/t-aix43 (LDFLAGS): New.
872 * config/rs6000/t-aix52 (LDFLAGS): New.
874 2005-10-03 Ian Lance Taylor <ian@airs.com>
876 * gimplify.c (find_single_pointer_decl_1): New static function.
877 (find_single_pointer_decl): New static function.
878 (internal_get_tmp_var): For a formal variable, set restrict base
879 information if appropriate.
880 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
882 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
883 (DECL_GET_RESTRICT_BASE): Define.
884 (SET_DECL_RESTRICT_BASE): Define.
885 (decl_restrict_base_lookup): Declare.
886 (decl_restrict_base_insert): Declare.
887 (struct tree_decl_with_vis): Add based_on_restrict_p field.
888 * tree.c (restrict_base_for_decl): New static variable.
889 (init_ttree): Initialize restrict_base_for_decl.
890 (copy_node_stat): Copy restrict base information.
891 (decl_restrict_base_lookup): New function.
892 (decl_restrict_base_insert): New function.
893 (print_restrict_base_statistics): New static function.
894 (dump_tree_statistics): Call print_restrict_base_statistics.
896 2005-10-02 Diego Novillo <dnovillo@redhat.com>
899 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
902 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
905 * c-typeck.c (tagged_tu_seen): Rename to ...
906 (tagged_tu_seen_cache): this and add val field.
907 (comptypes): Move functional to comptypes_internal
908 and free tagged_tu_seen.
909 (comptypes_internal): New function and call comptypes_internal
910 instead of comptypes. Speed up by sibcalling
911 tagged_types_tu_compatible_p.
912 (alloc_tagged_tu_seen): New function
913 (free_all_tagged_tu_seen_up_to): New function.
914 (tagged_types_tu_compatible_p): Return the val of the seen two
916 Add that the two types are the same to tagged_tu_seen_base
917 if they are and call comptypes_internal instead of comptypes.
918 <case UNION_TYPE>: Speed up common type where the fields are
920 (function_types_compatible_p): Call comptypes_internal instead of
922 (type_lists_compatible_p): Likewise.
923 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
925 2005-10-02 Matthias Klose <doko@debian.org>
927 * doc/invoke.texi: Fix typo and speling error.
929 2005-10-01 Richard Henderson <rth@redhat.com>
931 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
933 2005-10-01 Mark Mitchell <mark@codesourcery.com>
935 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
936 using --start-group and --end-group.
938 2005-10-01 Diego Novillo <dnovillo@redhat.com>
940 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
941 FIXME note regarding quirky semantics.
943 2005-10-01 Diego Novillo <dnovillo@redhat.com>
946 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
947 non-null range as a last resort.
949 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
950 Diego Novillo <dnovillo@redhat.com>
953 * tree-vrp.c (extract_range_from_assert): For !=
954 assertions, only build an anti-range if LIMIT is a
957 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
959 * arm.md (movqi): On thumb when optimizing, handle loading from
960 memory by describing this as taking a subreg of a zero-extended load
961 into an SImode register.
964 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
966 * reload1.c (merge_assigned_reloads): Do not change any
967 RELOAD_FOR_OUTPUT_ADDRESS reloads.
969 2005-09-30 Geoffrey Keating <geoffk@apple.com>
971 * Makefile.in (LIPO_FOR_TARGET): Define.
972 (STRIP_FOR_TARGET): Define.
974 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
975 before creating new ones. Do symlinks before creating the actual
978 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
979 to work out which multilibs are actually being built.
981 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
983 * tree-vect-transform.c, config/ms1/ms1.md,
984 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
985 Follow spelling conventions.
986 * doc/invoke.texi, doc/md.texi: Fix typos.
988 2005-09-30 Andrew Macleod <amacleod@redat.com>
990 PR tree-optimization/21430
991 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
992 use operands, and set stmt pointer if need be.
993 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
994 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
997 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1000 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1002 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1004 * optabs.c (expand_binop): Initialize first_pass_p.
1006 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1009 * c-decl.c (c_write_global_declarations_1): If any
1010 wrapup_global_declaration_2 call returned true, restart the loop.
1012 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1014 Fix PR tree-optimization/24117
1015 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1016 before considering whether to use anyoffset.
1018 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1022 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1024 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1026 (swap_commutative_operands_with_target): New.
1028 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1031 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1034 2005-09-29 Steven Bosscher <stevenb@suse.de>
1036 PR tree-optimization/23911
1037 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1038 and IMAGPART_EXPR too.
1040 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1043 * expmed.c (expand_shift): Move logic to reverse rotation
1044 direction when rotating by constants ...
1045 * optabs.c (expand_binop): ... here.
1046 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1047 (ix86_rotrdi3): New pattern.
1048 (rotldi3): Handle 32-bit mode.
1049 (ix86_rotldi3): New pattern.
1051 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1054 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1055 check for numbers that need no bit twiddle.
1057 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1059 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1060 multilib to be built.
1062 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1063 (stage1-start): Delete old libgcc and libunwind before moving
1064 anything into the stage directory.
1065 (stage2-start): Likewise.
1066 (stage3-start): Likewise.
1067 (stage4-start): Likewise.
1068 (stageprofile-start): Likewise.
1069 (stagefeedback-start): Likewise.
1070 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1071 header in tm_file and CPU-specific t-darwin in tmake_file.
1072 (i[34567]86-*-darwin*): Don't change tm_file.
1073 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1074 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1075 shared library stub for target OS version.
1076 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1077 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1078 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1079 (libgcc_s.%.dylib): New.
1081 (install-darwin-libgcc-stubs): New.
1082 (INSTALL_LIBGCC): New append.
1083 * config/i386/darwin-libgcc.10.4.ver: New.
1084 * config/i386/darwin-libgcc.10.5.ver: New.
1085 * config/i386/t-darwin: New.
1086 * config/rs6000/darwin-libgcc.10.4.ver: New.
1087 * config/rs6000/darwin-libgcc.10.5.ver: New.
1088 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1089 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1091 2005-09-28 Paul Brook <paul@codesourcery.com>
1093 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1096 2005-09-28 Richard Guenther <rguenther@suse.de>
1098 PR tree-optimization/23853
1099 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1100 host_integerp to verify misalignment value.
1102 2005-09-28 Richard Henderson <rth@redhat.com>
1104 * builtins.c (get_builtin_sync_mode): New.
1105 (expand_builtin_sync_operation): Pass in mode argument.
1106 (expand_builtin_compare_and_swap): Likewise.
1107 (expand_builtin_lock_test_and_set): Likewise.
1108 (expand_builtin_lock_release): Likewise.
1109 (expand_builtin): Update to match.
1111 2005-09-28 Nick Clifton <nickc@redhat.com>
1113 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1114 formatting. Add check to PLUS case to ensure that the offset is
1115 within an acceptable range.
1117 * config/v850/v850.md (casesi): Disable the generation of the
1118 switch pattern as it is not being handled properly at the moment.
1120 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1121 for when the high words are identical.
1123 2005-09-27 Richard Henderson <rth@redhat.com>
1125 * pretty-print.c (pp_base_format): Fix typo for %>.
1127 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1128 Devang Patel <dpatel@apple.com>
1130 PR tree-optimization/23625
1131 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1132 LABEL_EXPR, assertion check.
1134 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1136 * optabs.c (no_conflict_move_test): Check if a result of a
1137 to-be-moved insn would be clobbered by an originally
1140 2005-09-27 Jeff Law <law@redhat.com>
1142 * passes.c (init_optimization_passes): Replace copy propagation
1143 passes immediately after DOM with phi-only copy propagation
1144 pases. Add phi-only copy propagation pass after first DOM pass.
1145 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1146 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1147 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1148 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1149 to init_copy_prop. Callers updated.
1150 (do_phi_only_copy_prop): New function.
1151 (pass_phi_only_copy_prop): New pass descriptor.
1153 2005-09-27 Nick Clifton <nickc@redhat.com>
1155 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1157 2005-09-26 Jason Merrill <jason@redhat.com>
1160 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1162 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1164 2005-09-26 James E Wilson <wilson@specifix.com>
1166 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1167 copyright. Add gcc copyright plus libgcc exception.
1168 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1170 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1172 2005-09-26 Jeff Law <law@redhat.com>
1174 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1175 about when to iterate.
1177 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1180 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1181 for __complex__ double in -mcpu=G5 mode.
1183 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1185 PR tree-optimization/23942
1186 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1187 * tree-scalar-evolution.c: Include params.h.
1189 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1190 follow_ssa_edge_in_condition_phi_branch,
1191 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1192 Change return type to t_bool. Use a parameter to limit the size of
1193 trees that are walked before stopping
1194 (analyze_evolution_in_loop): Initialize the limit to 0.
1195 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1196 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1198 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1201 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1202 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1204 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1206 * combine.c (make_extraction): Check for valid use of subreg.
1208 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1211 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1212 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1213 ("fist<mode>2_with_temp"): Use only register operands.
1215 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1217 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1218 CALL_INSN_FUNCTION_USAGE.
1220 2005-09-26 Richard Guenther <rguenther@suse.de>
1223 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1224 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1225 (ldst_entry): Use the hashtable instead of list-walking.
1226 (find_rtx_in_ldst): Likewise.
1227 (free_ldst_entry): Free the hashtable.
1228 (compute_ld_motion_mems): Create the hashtable.
1229 (trim_ld_motion_mems): Remove entry from hashtable if
1230 removing it from list.
1231 (compute_store_table): Likewise^2.
1232 (store_motion): Free hashtable in case we did not see
1235 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1237 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1238 and arg1 if we are passing them to fold_build2.
1240 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1243 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1246 2005-09-25 Richard Henderson <rth@redhat.com>
1248 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1249 SYMBOL_REF_TLS_MODEL to be correct.
1251 2005-09-24 Richard Henderson <rth@redhat.com>
1253 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1254 end of function. Reindent.
1256 2005-09-24 Ian Lance Taylor <ian@airs.com>
1258 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1259 NEGATE_EXPR/BIT_NOT_EXPR case.
1261 2005-09-24 Richard Henderson <rth@redhat.com>
1263 * c-common.c (handle_mode_attribute): When not modifying in place,
1264 create subtypes for enumerations.
1265 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1266 * gimplify.c (create_tmp_from_val): Likewise.
1268 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1270 * config/i386/i386.md (*tls_global_dynamic_64,
1271 *tls_local_dynamic_base_64): Add missing mode to call.
1272 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1274 2005-09-24 Jan Hubicka <jh@suse.cz>
1276 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1277 (cgraph_clone_node): Likewise.
1278 * cgraph.h (cgraph_clone_edge): Update prototype.
1279 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1280 duplicated prototypes; add updating argument.
1281 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1282 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1284 (cgraph_mark_inline_edge): Likewise.
1285 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1286 (cgraph_flatten_node): Likewise.
1287 (cgraph_decide_recursive_inlining): Likewise.
1288 (cgraph_decide_inlining_of_small_function): Likewise.
1289 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1291 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1292 Pete Steinmetz <steinmtz@us.ibm.com>
1294 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1295 (rldic.): Set type to "compare".
1297 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1298 mfjmpr for MFCTR/MFLR.
1299 (movdf_hardfloat64): Same.
1300 (movdf_softfloat64): Same. Correct order of store and move types.
1301 (movti_string): Set type to store_ux/load_ux.
1302 (load_multiple): Set type to load_ux.
1303 (store_multiple): Set type to store_ux.
1304 (movmemsi): Set type to store_ux.
1305 (output_cbranch direct_return): Set type to jmpreg.
1306 (stmw): Set type to store_ux.
1307 (lmw): Set type to load_ux.
1308 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1309 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1310 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1311 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1312 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1313 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1314 (rios1-fpstore): Increase latency to 3.
1315 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1316 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1318 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1319 Andrew Pinski <pinskia@physics.uc.edu>
1321 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1322 operand2 constraint to "b".
1323 (sync_<fetchop_name>di_internal): Same.
1324 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1326 (sync_old_<fetchop_name>di_internal): Same.
1327 (sync_new_<fetchop_name>si_internal): Same.
1328 (sync_new_<fetchop_name>di_internal): Same.
1330 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1333 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1334 case, define as macros.
1336 PR rtl-optimization/23837
1337 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1338 clobber / clobber match between dest and p->first.
1340 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1341 (no_conflict_move_test): Update comments.
1343 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1345 * doc/install.texi: Update URL for Jacks.
1346 * doc/sourcebuild.texi: Likewise.
1348 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1351 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1352 registers when choosing register preferences.
1353 (movdf_hardfloat64): Same.
1355 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1357 * expmed.c (expand_shift): Don't use the target of the rotate as
1358 target for the first expanded shift insn.
1359 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1361 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1363 PR tree-optimization/22438
1364 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1365 preserved iv rhs rewriting specially.
1367 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1369 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1370 estimate_only is true.
1371 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1372 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1373 tree-ssa-structalias.c
1374 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1375 ref_contains_indirect_ref.
1376 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1378 2005-09-21 DJ Delorie <dj@redhat.com>
1380 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1382 (mn10300_return_in_memory): Support variable size types also.
1383 (mn10300_pass_by_reference): Likewise.
1384 (mn10300_function_value): New.
1385 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1386 (FUNCTION_OUTGOING_VALUE): Likewise.
1387 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1388 * doc/invoke.texi: Document it.
1390 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1393 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1394 force integer op1 into register for XFmode compares.
1396 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1399 * expmed.c (alg_code): Add alg_impossible.
1400 (alg_hash_entry): Add cost.
1401 (synth_mult): Record alg_impossible in the hash table if
1402 multiplication by a given integer is impossble within the
1403 limit. Speed up using alg_impossible.
1405 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1407 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1408 argument. Allow and set any offset if needs_anyoffset is passed
1410 (get_constraint_for): Add argument here too.
1412 (do_structure_copy): Pass NULL to get_constraint_for.
1413 (handle_ptr_arith): Ditto.
1414 (find_func_aliases): Ditto.
1416 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1418 PR rtl-optimization/23898
1419 * output.h (get_attr_min_length): Declare.
1420 * final.c (get_attr_length_1): New function, broken out of:
1422 (get_attr_min_length): New function.
1423 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1424 (duplicate_computed_gotos): Likewise.
1425 * genattr.c (insn_min_length): Generate declaration.
1426 * genattrtab.c (min_fn, min_attr_value): New functions.
1427 (make_length_attrs): Generate insn_min_length.
1429 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1431 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1433 2005-09-20 Richard Henderson <rth@redhat.com>
1435 PR tree-optimization/24059
1436 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1439 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1441 * c.opt (fextended-identifiers): New.
1442 * c-opts.c (c_common_handle_option): Handle
1443 -fextended-identifiers.
1444 * doc/cpp.texi: Update documentation of extended identifiers.
1445 * doc/cppopts.texi (-fextended-identifiers): Document.
1447 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1449 PR tree-optimization/23929
1450 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1453 PR tree-optimization/23818
1454 * tree-stdarg.c (execute_optimize_stdarg): Call
1455 calculate_dominance_info.
1457 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1459 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1460 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1461 (compute_overlap_steps_for_affine_1_2): Use
1462 get_number_of_iters_for_loop.
1463 (analyze_subscript_affine_affine): Check whether difference is
1465 Use get_number_of_iters_for_loop.
1466 Check whether overlap occurs outside of bounds.
1467 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1469 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1471 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1472 base register if possible.
1474 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1476 PR tree-optimization/18463
1477 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1478 converting it directly is not possible.
1479 (chrec_convert_aggressive): New function.
1480 * tree-chrec.h (chrec_convert_aggressive): Declare.
1481 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1482 Fold chrec conversions aggressively if asked to.
1483 (instantiate_parameters): Modified because of changes in
1484 instantiate_parameters_1.
1486 2005-09-19 Richard Henderson <rth@redhat.com>
1488 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1489 (reduc_splus_v2df): New.
1491 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1493 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1494 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1496 2005-09-19 Richard Henderson <rth@redhat.com>
1498 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1501 2005-09-19 Richard Henderson <rth@redhat.com>
1503 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1504 (ia64_expand_dot_prod_v8qi): New.
1505 * config/ia64/ia64-protos.h: Update.
1506 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1507 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1508 sdot_prodv8qi, sdot_prodv4hi): New.
1509 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1511 2005-09-19 Richard Henderson <rth@redhat.com>
1514 * real.c (exact_real_truncate): Return false if the format cannot
1515 represent the number as a normal.
1517 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1518 for a memory source.
1520 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1522 * tree-ssa-operands.c (swap_tree_operands): Export.
1523 * tree.h (swap_tree_operands): Declare.
1524 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1525 Call swap_tree_operands.
1527 2005-09-19 Richard Henderson <rth@redhat.com>
1529 * tree-flow.h (merge_alias_info): Declare.
1530 * tree-ssa-copy.c (merge_alias_info): Export.
1531 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1532 (vect_create_data_ref_ptr): Use create_iv directly.
1533 (vectorizable_load): Use correct types for integer constants.
1534 (vect_generate_tmps_on_preheader): Likewise.
1535 (vect_gen_niters_for_prolog_loop): Likewise.
1537 2005-09-19 Steven Bosscher <stevenb@suse.de>
1539 PR rtl-optimization/23943
1540 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1542 2005-09-18 Jan Hubicka <jh@suse.cz>
1544 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1546 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1548 * varasm.c (output_constant): Do not abort on conversions to union
1549 types between different sizes.
1551 2005-09-18 Richard Guenther <rguenther@suse.de>
1554 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1557 2005-09-18 Paul Brook <paul@codesourcery.com>
1559 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1561 2005-09-17 Richard Henderson <rth@redhat.com>
1563 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1564 * tree-ssa-loop.c (pass_vect_dce): Remove.
1565 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1568 2005-09-17 Richard Henderson <rth@redhat.com>
1570 * tree-pass.h (pass_vect_dce): Declare.
1571 * passes.c (init_optimization_passes): Add it.
1572 * tree-flow.h (tree_ssa_dce): Declare.
1573 * tree-ssa-dce.c (tree_ssa_dce): Export.
1574 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1575 (gate_tree_vectorize): ... here.
1576 (pass_vect_dce): New.
1578 2005-09-17 Jan Hubicka <jh@suse.cz>
1580 * except.c (struct eh_status): Turn region_array into vec.
1581 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1582 convert_from_eh_region_ranges, find_exception_handler_labels,
1583 current_function_has_exception_handlers, assign_filter_values,
1584 build_post_landing_pads, dw2_build_landing_pads,
1585 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1586 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1587 foreach_reachable_handler, can_throw_internal_1,
1588 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1590 (duplicate_eh_region_1): Update region_array.
1591 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1593 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1596 * expmed.c (expand_mult): Substitute simple register for op0 when
1599 2005-09-17 Richard Henderson <rth@redhat.com>
1601 * expr.c (emit_move_via_integer): Add force argument, pass it on
1602 to emit_move_change_mode. Update callers.
1603 (emit_move_complex): Pass true to new force argument.
1604 * function.c (expand_function_end): Move expand_eh_return call
1605 earlier. Merge sub-word complex values into a pseudo before
1606 copying to the return hard register.
1608 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1610 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1611 between different sizes.
1613 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1617 * passes.c (init_optimization_passes): Register dump files for
1620 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1622 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1623 * config/s390/s390.c (s390_overlap_p): New function.
1624 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1625 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1628 2005-09-16 Richard Guenther <rguenther@suse.de>
1630 * ipa-pure-const.c (static_execute): Free auxiliar information.
1631 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1632 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1634 2005-09-15 DJ Delorie <dj@redhat.com>
1636 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1638 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1640 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1642 (swap_commutative_operands_with_target): New.
1644 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1646 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1649 (estimate_iters_using_array): New function.
1650 * tree-data-ref.h (estimate_iters_using_array): Prototype
1651 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1652 Use estimate_iters_using_array instead of analyze_array.
1654 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1656 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1659 2005-09-15 Michael Matz <matz@suse.de>
1661 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1663 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1665 PR tree-optimization/23835
1666 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1667 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1669 2005-09-14 Richard Henderson <rth@redhat.com>
1671 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1672 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1674 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1676 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1677 in the ARRAY_TYPE case.
1679 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1681 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1683 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1686 * tree-vect-transform.c (vectorizable_operation): Return false for
1687 scalar shift operations and for vector shift operations with
1688 non-invariant shift arguments. Use scalar tree operand op1 as
1689 a shift operand when vector shift insn pattern uses scalar shift
1691 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1693 2005-09-14 Olivier Hainque <hainque@adacore.com>
1695 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1696 value if it has side-effects.
1698 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1701 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1703 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1705 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1706 passed as NAME as if it were label at start of function code.
1708 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1710 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1713 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1715 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1716 as early clobber. Rewrite so the PIC register is not implicitly used.
1718 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1720 * tree.c (annotate_with_file_line): Compare line numbers before
1723 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1726 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1727 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1729 2005-09-13 Ian Lance Taylor <ian@airs.com>
1731 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1732 than a HOST_WIDEST_INT to gen_doloop_begin.
1734 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1736 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1738 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1740 PR tree-optimize/23817
1741 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1743 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1746 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1747 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1748 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1749 (restore_stack_nonlocal): Likewise.
1750 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1752 2005-09-12 Ian Lance Taylor <ian@airs.com>
1755 * c.opt (ffriend-injection): New C++ option.
1756 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1757 (C++ Dialect Options): Document -ffriend-injection.
1759 2005-09-12 Josh Conner <jconner@apple.com>
1762 * ipa-reference.c (static_execute): Don't mark variables in
1763 named sections TREE_READONLY.
1765 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1767 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1770 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1772 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1773 V_MUST_DEF instead of just the first_use_p.
1774 Don't mark the virtual variables for renaming on the statement which
1776 (pass_dse): Remove TODO_update_ssa.
1778 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1781 * stor-layout.c (compute_record_mode): For records with a single
1782 field, actually check the field's mode size against the type size.
1784 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1785 registers for TARGET_SHMEDIA.
1786 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1787 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1788 of GENERAL_REGS and FP_REGS.
1790 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1792 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1794 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1796 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1797 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1798 are omitted. Exclude stack_tie insn too.
1800 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1802 PR rtl-optimization/23098
1803 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1805 * config/rs6000/rs6000.md (movdf splitter): Use
1806 const_double_operand predicate for TARGET_POWERPC64.
1807 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1808 SYMBOL_REF method to ABI_V4.
1810 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1811 replace_equiv_address.
1812 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1813 rs6000_sr_alias_set and MEM_NOTRAP.
1814 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1816 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1818 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1819 handle CALL_EXPR again.
1821 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1823 * arm/predicates.md (alignable_memory_operand): Delete.
1825 2005-09-10 Richard Henderson <rth@redhat.com>
1828 * dbxout.c (dbxout_expand_expr): New.
1829 (dbxout_symbol): Use it.
1831 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1833 * arm.c (arm_gen_rotated_half_load): Delete.
1834 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1835 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1836 (thumb_set_return_address): Likewise.
1837 (thumb_load_double_from_address): Use adjust_address.
1838 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1839 (extendhsisi2_mem, movhi_bytes): Use change_address.
1840 (movhi): Use widen_memory_access.
1841 (reload_out_df): Use replace_equiv_address.
1842 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1844 2005-09-09 Richard Henderson <rth@redhat.com>
1847 * dbxout.c: Include expr.h.
1848 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1849 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1850 * Makefile.in (dbxout.o): Add EXPR_H.
1852 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1854 PR tree-optimization/23509
1855 * tree-cfg.c (replace_uses_by): Use replace_exp.
1856 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1857 pointers have name_mem_tag or type_mem_tag set.
1859 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1861 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1862 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1863 of wrongly accessing operands.
1865 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1867 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1868 * tree-chrec.c: Include tree-scalar-evolution.h.
1869 (chrec_convert): Instantiate the base and step before calling
1870 scev_probably_wraps_p that would fail on parametric evolutions.
1871 Collect all the fails into a single section failed_to_convert,
1872 print a diagnostic, and return chrec_dont_know instead of calling
1874 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1875 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1877 (scev_const_prop): Don't replace the definition of a loop closed ssa
1878 phi node by itself, or by another loop closed ssa phi node.
1879 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1880 that base and step are defined.
1882 2005-09-09 Richard Guenther <rguenther@suse.de>
1885 * fold-const.c (fold_ternary): Check truth_value_p before
1886 calling invert_truthvalue.
1888 2005-09-09 Nick Clifton <nickc@redhat.com>
1890 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1891 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1892 dimension of these arrays.
1893 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1895 * longlong.h: Only provide a prototype for the __clz_tab[] array
1896 if this header has not been included from libgcc2.h.
1897 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1899 Provide prototypes for exported functions.
1900 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1903 2005-09-08 Josh Conner <jconner@apple.com>
1907 * expr.c (expand_expr_addr_expr_1): Don't invoke
1908 expand_simple_binop for EXPAND_INITIALIZER.
1910 2005-09-08 Richard Henderson <rth@redhat.com>
1913 * toplev.c (wrapup_global_declaration_1): Split out ...
1914 (wrapup_global_declaration_2): ... from ...
1915 (wrapup_global_declarations): ... here. Return bool.
1916 (check_global_declaration_1): Split out ...
1917 (check_global_declarations): from here.
1918 (emit_debug_global_declarations): New.
1919 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1920 check_global_declaration_1, emit_debug_global_declarations): Declare.
1921 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1922 of decls. Call wrapup_global_declaration_1,
1923 wrapup_global_declaration_2, check_global_declaration_1 directly.
1924 (c_write_global_declarations_2): New.
1926 (c_write_global_declarations): Call c_write_global_declarations_2.
1927 * langhooks.c (write_global_declarations): Call
1928 emit_debug_global_declarations.
1930 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1931 remove decls that have DECL_RTL_SET_P.
1932 * passes.c (rest_of_decl_compilation): Invoke
1933 cgraph_varpool_finalize_decl for all but functions.
1935 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1937 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1938 the result of a conversion if the new min and max cannot be compared.
1940 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1942 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1943 (override_options): Setting s390_sr_alias_set removed.
1944 (save_fpr, save_gprs): Set alias set to vararg or frame.
1945 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1946 s390_sr_alias_set with get_frame_alias_set ().
1947 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1948 get_varargs_alias_set ().
1950 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1954 * c-parser.c (c_parser_objc_method_definition): If the next
1955 token is not "{", error out and don't start the function.
1957 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1959 * tree-vrp.c (extract_range_from_expr): Move the check for non
1960 nullness after the check for gimple invariant.
1962 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1964 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1966 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1969 * config/m32r.md (movmemsi_internal): Canonicalize order of
1970 operands in PLUS component of template.
1972 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1974 * reload1.c (fixup_eh_region_note): Remove assertion.
1975 (fixup_abnormal_edges): Reverted removal of call to
1976 find_many_sub_basic_blocks made on 2005-08-31.
1978 2005-09-07 Richard Henderson <rth@redhat.com>
1980 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1981 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1982 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1983 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1984 rearrange for better packing.
1985 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1986 (lookup_cfa_1): Remove inline marker.
1987 (cfa_equal_p): Split out of ...
1988 (def_cfa_1): ... here. Use INVALID_REGNUM.
1989 (build_cfa_loc): Handle !cfa->indirect.
1990 (frame_pointer_cfa_offset): New.
1991 (dbx_reg_number): Assert register elimination performed; do
1992 leaf register remapping.
1993 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1994 (eliminate_reg_to_offset): New.
1995 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1996 for verifiably local stack frame addresses; re-base to CFA.
1997 (mem_loc_descriptor): Remove can_use_fbreg argument.
1998 (concat_loc_descriptor, loc_descriptor): Likewise.
1999 (containing_function_has_frame_base): Remove.
2000 (rtl_for_decl_location): Don't do register elimination or
2001 leaf register remapping here.
2002 (secname_for_decl): Split out from ..
2003 (add_location_or_const_value_attribute): ... here.
2004 (convert_cfa_to_loc_list): New.
2005 (compute_frame_pointer_to_cfa_displacement): New.
2006 (gen_subprogram_die): Use them.
2007 * tree.h (frame_base_decl): Remove.
2008 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2009 (prologue_stack_adjust): Remove.
2010 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2011 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2012 (set_frame_base_location): Remove.
2013 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2014 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2015 (vt_add_function_parameters): Don't eliminate_regs.
2016 (vt_initialize): Don't create frame_base_decl.
2018 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2020 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2021 version of GNU binutils for 4.x and later.
2023 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2025 * ggc-page.c (ggc_push_context): Remove.
2026 (ggc_pop_context): Likewise.
2027 * ggc.h (ggc_push_context): Remove.
2028 (ggc_pop_context): Likewise.
2030 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2033 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2034 returning from an interrupt handler.
2036 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2039 * config/arc/arc.c (output_shift): Add check for loop count when
2042 2005-09-06 Steven Bosscher <stevenb@suse.de>
2044 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2046 (abs_replacement): Likewise.
2047 (pass_phiopt): Remove TODO_update_ssa.
2049 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2052 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2053 if "return with no value, in function returning non-void" warning
2055 * tree-cfg.c (execute_warn_function_return): Don't look at
2056 RETURN_EXPRs with TREE_NO_WARNING set.
2059 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2060 for internal functions doesn't use registers used by global registers
2061 variables. Use fewer register parameters if there are global register
2064 2005-09-06 Olivier Hainque <hainque@adacore.com>
2065 Eric Botcazou <ebotcazou@adacore.com>
2068 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2069 when we would be extracting outside its bit span (bitpos+bitsize
2070 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2071 Ada unchecked conversions.
2073 2005-09-06 Steven Bosscher <stevenb@suse.de>
2075 * tree-ssa-pre.c (try_look_through_load): New function.
2076 (compute_avail): Use it to try to look through loads for some
2077 more useful expressions.
2079 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2081 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2082 condition for detecting cases like (a&a) and (a^a).
2084 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2086 * common.opt: Add option ftree-vect-loop-version.
2087 * params.def: Add --param vect-max-version-checks.
2088 * doc/invoke.texi: Document ftree-vect-loop-version and
2089 --param vect-max-version-checks.
2090 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2091 may_misalign_stmts and defines for accessors.
2092 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2093 LOOP_VINFO_MAY_MISALIGN_STMTS.
2094 (destroy_loop_vec_info): VEC_free for
2095 LOOP_VINFO_MAY_MISALIGN_STMTS.
2096 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2097 Update documentation.
2098 (vect_update_misalignment_for_peel): New.
2099 (vect_enhance_data_refs_alignment): Update to choose loop
2100 peeling or loop versioning if appropriate for the (potentially)
2101 unaligned data references in the loop.
2102 (vect_analyze_data_refs_alignment): Remove call to
2103 vect_enhance_data_refs_alignment so the checks can be done
2105 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2106 and move up call to vect_analyze_data_refs_alignment.
2107 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2108 (vect_transform_loop): Add call to loop_version.
2110 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2112 PR rtl-optimization/23098
2113 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2114 * simplify-rtx.c (constant_pool_reference_p): New function.
2115 * rtl.h (constant_pool_reference_p): New prototype.
2116 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2117 constant_pool_reference_p in condition and
2118 avoid_constant_pool_reference in preparation statements.
2120 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2122 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2123 STRICT_LOW_PART SETs.
2125 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2128 * except.c (sjlj_emit_function_enter): Find the function begin
2129 note even when it's not in first basic block.
2131 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2133 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2134 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2135 * aclocal.m4: Regenerate.
2137 2005-09-05 DJ Delorie <dj@redhat.com>
2139 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2142 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2144 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2145 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2146 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2147 Follow spelling conventions.
2148 * doc/invoke.texi: Follow spelling conventions.
2150 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2152 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2153 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2154 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2156 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2159 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2160 (output_stack_adjust): Use gen_tmp_stack_mem.
2161 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2162 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2163 (sh_get_pr_initial_val): Likewise.
2164 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2165 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2166 * sh.md (divsi_inv_m0): Use gen_const_mem.
2167 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2168 (movdf_i4+1): Use gen_tmp_stack_mem.
2169 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2170 (fpu_switch+2): Likewise.
2171 (movv4sf_i, movv16sf_i): Use adjust_address.
2172 (symGOT_load): Set MEM_NOTRAP_P bit.
2174 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2177 * pa.c (emit_move_sequence): Fix typo in last change.
2179 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2181 PR rtl-optimization/23454
2182 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2185 2005-09-03 Richard Henderson <rth@redhat.com>
2186 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2189 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2192 2005-09-02 Nicolas Pitre <nico@cam.org>
2194 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2195 to bit_count to 32 bits.
2197 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2200 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2201 generating synthetic loads from volatile lvalues.
2203 005-09-02 Nick Clifton <nickc@redhat.com>
2205 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2206 __ctzhi2, __clzhi2): New functions.
2208 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2211 * tree-nested.c (struct var_map_elt): Mark with GTY.
2212 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2214 (lookup_field_for_decl): Allocate new element in GC memory.
2215 (lookup_tramp_for_decl): Likewise.
2216 (convert_nl_goto_reference): Likewise
2217 (create_nesting_tree): Allocate info in GC memory. Likewise for
2219 (free_nesting_tree): Free with ggc_free instead of free.
2220 (root): New static variable.
2221 (lower_nested_functions): Remove root as local variable. And zero out
2222 root at the end of the function.
2224 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2226 PR rtl-optimization/20365
2227 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2228 to short. New member ix.
2229 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2230 (simplify_plus_minus): Initialize ix members before calling qsort.
2232 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2234 PR tree-optimization/23626
2235 * tree-cfg.c (replace_uses_by): Clean up eh info.
2237 2005-09-01 DJ Delorie <dj@redhat.com>
2239 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2242 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2244 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2245 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2248 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2250 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2251 do not issue warning for a variable definition following
2254 2005-09-01 Richard Henderson <rth@redhat.com>
2257 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2258 conversion to CONST_VECTOR.
2260 2005-09-01 Richard Henderson <rth@redhat.com>
2263 * reload1.c (reload_as_needed): Check !CALL_P before calling
2264 fixup_eh_region_note.
2265 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2267 2005-09-01 DJ Delorie <dj@redhat.com>
2269 * varasm.c (output_constant): Let the target resolve
2270 conversions of addresses to non-default pointer sizes.
2272 2005-09-01 Nicolas Pitre <nico@cam.org>
2274 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2275 to alow matching ARM pre-indexed addressing mode.
2276 (arm_override_options): Remove now irrelevant comment.
2278 2005-09-01 Phil Edwards <phil@codesourcery.com>
2280 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2281 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2282 * config/i386/vxworks.h: Likewise.
2283 * config/i386/t-vxworksae: New file, for VxWorks AE.
2284 * config/i386/vxworksae.h: Likewise.
2286 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2288 PR tree-optimization/23410
2289 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2290 sequence is not wrapping during the first step.
2292 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2295 * dwarf2out.c (base_type_die): Compare char_type_node with
2296 TYPE_MAIN_VARIANT (type), not type.
2298 2005-09-01 Richard Guenther <rguenther@suse.de>
2300 PR tree-optimization/15366
2301 * common.opt: Add -finline-functions-called-once.
2302 Put -fearly-inlining in alphabetically ordered place.
2303 * doc/invoke.texi: Document new option.
2304 * ipa-inline.c (cgraph_decide_inlining): Honour
2305 flag_inline_functions_called_once.
2307 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2309 PR rtl-optimization/23478
2310 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2311 (alloc_qty): Initialize it.
2312 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2313 (combine_regs): Combine also n_throwing_calls_crossed fields.
2314 (find_free_reg): Don't attempt to caller-save pseudos crossing
2315 calls that might throw.
2316 * global.c (struct allocno): Add throwing_calls_crossed field.
2317 (global_alloc): Revert 2005-08-22 change. Initialize
2318 throwing_calls_crossed.
2319 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2322 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2325 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2326 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2327 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2328 (and64_2_operand): Tweak to use predicate.
2329 (and_operand): Adjust for mask_operand changes.
2330 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2331 (print_operand): Likewise.
2332 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2333 (mask64_1or2_operand): Delete.
2334 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2335 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2336 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2337 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2338 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2339 (rotldi3_internal4): Likewise.
2340 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2341 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2342 (ashldi3_internal7): Likewise.
2343 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2344 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2345 (anddi3 split): Don't match mask64_operand.
2346 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2347 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2348 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2349 't' splitter predicate.
2350 (movdi_internal64 + 2): Revert 2005-06-11 change.
2352 2005-08-31 DJ Delorie <dj@redhat.com>
2354 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2355 (m32c_asm_integer): Add support for 32 bit pointers.
2357 2005-08-31 Richard Henderson <rth@redhat.com>
2359 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2360 component-like references for setting MEM_NOTRAP_P.
2362 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2363 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2365 2005-08-31 Richard Henderson <rth@redhat.com>
2367 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2368 into a pseudo before applying gen_lowpart.
2370 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2372 * doc/install.texi (Specific): Update cctools version required
2373 for full functionality.
2374 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2375 linkers as -macosx_version_min.
2377 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2380 * sh.c (print_operand, %R and %S): Add handling of floating point
2381 registers, memory, constants and invalid operands.
2383 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2385 * ipa-pure-const.c: Change dump name.
2387 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2390 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2391 to "reg_or_0_operand".
2392 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2394 2005-08-31 Dale Johannesen <dalej@apple.com>
2396 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2397 loops that count down.
2399 2005-08-31 Richard Henderson <rth@redhat.com>
2402 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2403 (fixup_eh_region_note): New.
2404 (reload_as_needed): Call it.
2405 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2406 don't call find_many_sub_basic_blocks; call verify_flow_info.
2407 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2408 (keep_stack_depressed): Likewise.
2409 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2411 2005-08-31 Richard Henderson <rth@redhat.com>
2413 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2416 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2418 * expr.c (expand_expr_real_1): Compare size of address
2419 mode to target's address mode size in deciding expansion of
2420 the constant address.
2422 2005-08-31 Richard Guenther <rguenther@suse.de>
2425 * expr.c (all_zeros_p): New function.
2426 (expand_expr_real_1): Handle the case of an all-zero
2427 non-addressable constructor separately.
2429 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2431 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2432 arguments, adjust all callers.
2433 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2435 2005-08-30 Richard Henderson <rth@redhat.com>
2438 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2439 whenever the mode sizes match.
2441 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2443 * calls.c (load_register_parameters): Fix comment typo.
2444 * expr.c (emit_push_insn): Comment formatting.
2446 2005-08-30 Ian Lance Taylor <ian@airs.com>
2448 * config/i386/x-cygwin (host-cygwin): Change dependency from
2449 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2451 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2453 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2456 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2459 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2460 call to ggc_collect.
2462 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2465 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2466 beginning. Remove $(INCLUDES) from all the rules, if following
2467 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2469 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2472 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2473 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2474 not constant, but maxlen is, don't set len to maxlen, rather
2475 set maxlen to len if len is a constant.
2477 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2479 PR tree-optimization/23475
2480 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2483 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2485 Fix PR middle-end/22455
2487 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2488 Checksum only the parts of the tree that exist for the tree code.
2490 2005-08-28 Dale Johannesen <dalej@apple.com>
2492 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2494 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2496 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2498 2005-08-28 Richard Henderson <rth@redhat.com>
2500 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2501 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2504 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2507 * builtins.c (get_memory_rtx): Don't strip nops
2508 in between COMPONENT_REFs.
2510 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2513 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2515 (gimplify_modify_expr): Check for zero sized types and gimplify the
2516 rhs and lhs as statements.
2518 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2521 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2522 state for return address column of signal frames.
2524 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2527 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2528 bytes >= 2 not bytes == 2.
2529 (expand_block_move): Same.
2531 2005-08-27 Richard Guenther <rguenther@suse.de>
2534 * config/i386/sse.md (sse2_movsd): Add missing closing
2537 2005-08-27 Paul Brook <paul@codesourcery.com>
2539 * genrecog.c (enum decision_type): Add DT_num_insns.
2540 (struct decision_test): Add u.num_insns.
2541 (add_to_sequence): Add DT_num_insns test.
2542 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2543 (write_cond, debug_decision_2): Ditto.
2544 (change_state): Assume peep2_next_insn never fails.
2545 Remove "afterward" argument.
2546 (write afterward, write_tree): Update to match.
2547 * recog.c (peep2_current_count): New variable.
2548 (peep2_next_insn): Check it.
2549 (peephole2_optimize): Set peep2_current_count.
2550 * recog.h (peep2_current_count): Declare.
2552 2005-08-26 Josh Conner <jconner@apple.com>
2555 * ipa-pure-const.c (check_tree): Check for volatile-ness
2556 when considering a dereference.
2558 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2560 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2562 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2564 PR rtl-optimization/23561
2565 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2566 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2567 at most LEN bytes long memory fits into the field.
2568 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2569 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2570 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2572 2005-08-26 Richard Henderson <rth@redhat.com>
2575 * loop.c (biased_biv_may_wrap_p): New.
2576 (maybe_eliminate_biv_1): Use it to suppress non-equality
2577 comparison transformations. Delete disabled code.
2579 2005-08-26 Ian Lance Taylor <ian@airs.com>
2581 * combine.c (make_extraction): Avoid reference outside object.
2583 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2585 * stor-layout.c (finalize_type_size): Restore behaviour for
2586 non-aggregate types to the status quo ante of the patch for
2587 pr 23467. Document why it matters.
2589 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2592 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2593 array by one element, initialize the BT_LAST element with NULL.
2595 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2597 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2598 optimizing for size.
2600 (compare_plus_eqsi): Same.
2601 (plus_eqsi_compare): Same.
2602 (neg_eq0<mode>): Same.
2603 (neg_eq<mode>): Same.
2605 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2608 2005-08-26 Nick Clifton <nickc@redhat.com>
2610 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2611 TARGET_EP is not defined.
2612 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2613 TARGET_EP is enabled.
2614 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2615 * config/v850/v850.md (save_all_interrupt): Only use the EP
2616 register if TARGET_EP is defined.
2617 (restore_all_interrupt): Likewise.
2618 * config/v850/lib1funcs.asm: Update functions so that the EP
2619 register is only used if __EP__ is defined.
2621 2005-08-26 David Ung <davidu@mips.com>
2623 * config/mips/mips.c (mips_expand_prologue): Handle case when
2624 generating for MIPS16 and the outgoing argument area is more than
2625 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2628 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2630 * config/crx/crx.md: Make doloop_end pattern usage controllable
2631 via mloop-nesting=<max-nesting> command line switch. Make sure
2632 the combiner cannot use doloop_end_<mode> in an illegal way.
2633 * config/crx/crx.c: Use regs up to r6 for argument passing.
2634 Refine crx_address_cost (non cst4 displacements are expensive).
2635 * config/crx/crx.opt: Add switch for mloop-nesting=.
2637 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2639 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2640 (UNSPEC_MVST): New constant.
2642 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2644 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2645 Reject operands containing eliminable registers.
2646 * testsuite/gcc.dg/20050825-1.c: New testcase.
2648 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2649 Jan Hubicka <jh@suse.cz>
2651 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2653 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2655 PR tree-optimization/23546
2656 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2659 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2661 * params.def (PARAM_MIN_SPEC_PROB): New.
2662 * sched-rgn.c (MIN_PROBABILITY): Delete.
2663 (compute_trg_info): Convert to PARAM_VALUE.
2664 * doc/invoke.texi (param): Document min-spec-prob.
2666 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2668 * config/darwin.h: define __PIC__
2669 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2670 TARGET_OS_CPP_BUILTINS macro.
2672 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2674 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2677 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2679 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2681 * cfghooks.c (duplicate_block): Added position where to place
2682 new block as argument.
2683 * cfghooks.h (duplicate_block): Declaration changed.
2684 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2686 * cfglayout.h (copy_bbs): Declaration changed.
2687 * cfgloop.h (loop_version): Declaration changed.
2688 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2689 position to copy_bbs.
2690 (loop_version): Pass position to duplicate_loop_to_header_edge.
2691 Add place_after argument and position new blocks according to
2693 * modulo-sched.c (sms_schedule): Pass place_after argument
2695 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2696 * tree-cfg.c (split_edge_bb_loc): New function.
2697 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2698 to determine position of new blocks.
2699 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2701 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2702 argument to duplicate_block.
2703 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2704 Pass position to copy_bbs.
2706 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2708 * fold-const.c (ptr_difference_const): Use
2709 cst_and_fits_in_hwi instead of host_integerp.
2711 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2713 * config/darwin.c (gen_pic_offset): New.
2714 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2717 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2719 PR tree-optimization/23486
2720 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2722 2005-08-23 Phil Edwards <phil@codesourcery.com>
2724 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2725 remove use_collect2.
2726 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2728 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2729 configuration files to override the default value.
2731 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2732 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2733 * config/vx-common.h: New file, split out from...
2734 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2735 * config/vxworksae.h: New file, for VxWorks AE.
2736 * config/vxworks.opt: New file.
2737 * config/vxlib.c: Update for VxWorks 6.
2739 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2740 other MULTILIB_* variables appropriately.
2741 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2742 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2743 * config/rs6000/vxworks.h: Update for VxWorks 6.
2744 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2746 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2749 * config/darwin.c (machopic_select_section): Remove the hack to
2750 mark "::operator new" and "::operator delete" for coalescing
2751 even though they are not weak.
2753 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2755 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2756 * configure: Regenerate.
2758 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2761 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2763 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2764 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2767 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2769 * config/rs6000/predicates.md (equality_operator): New.
2770 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2771 comparison with a large constant.
2773 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2775 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2777 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2779 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2780 registers is even, and we have a hardware double precision fp,
2782 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2783 size of current argument when checking if argument was passed in
2786 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2789 * stor-layout.c (finalize_type_size): Dont override
2790 existing alignment with a smaller alignment from the mode.
2792 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2794 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2795 * lambda.h (lambda_vector_lexico_pos): ... here.
2796 * tree-data-ref.c (build_classic_dist_vector): Return false when
2797 the distance vector is lexicographically negative.
2799 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2801 PR tree-optimization/23511
2802 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2803 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2805 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2807 PR tree-optimization/22043
2808 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2809 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2810 If ALLOW_FLEXARR, handle types ending with flexible array member.
2811 Pass false as second argument to recursive count_type_elements calls.
2812 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2813 argument to count_type_elements call.
2814 * tree-sra.c (decide_block_copy): Likewise.
2815 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2816 for a constant-sized object, set cleared as well. Pass true as
2817 second argument to count_type_elements call.
2819 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2822 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2823 from legitimate_small_data_p, and make global. Update use.
2824 Remove forward declaration.
2825 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2827 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2829 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2831 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2832 of scratch intermediates.
2833 (eq<mode>_compare): Same.
2834 (neg_eq0<mode>): New.
2835 (neg_eq<mode>): Convert to define_insn_and_split.
2837 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2840 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2841 stdarg functions, set/clear the fp marker even when no variable
2843 * config/rs6000/sysv4.opt (mprototype): Describe.
2845 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2847 PR rtl-optimization/23478
2848 * regs.h (reg_info): Add throw_calls_crossed.
2849 (REG_N_THROWING_CALLS_CROSSED): Define.
2850 * flow.c (allocate_reg_life_data): Initialize
2851 REG_N_THROWING_CALLS_CROSSED.
2852 (propagate_one_insn, attempt_auto_inc): Update
2853 REG_N_THROWING_CALLS_CROSSED.
2854 * global.c (global_alloc): Don't allocate pseudos across
2855 calls that may throw.
2857 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2860 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2861 value is inbetween the range if we did not find an exact match.
2863 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2865 * doc/invoke.texi (Option Summary): Add ms1 options.
2866 * doc/extend.texi: Document interrupt handler attribute for ms1.
2867 * doc/md.texi: Document ms1 constraints.
2868 * config.gcc: Add ms1-*-elf.
2869 * config/ms1/ms1.h: New.
2870 * config/ms1/ms1.c: New.
2871 * config/ms1/ms1.md: New.
2872 * config/ms1/ms1-protos.h: New.
2873 * config/ms1/ABI.txt: New.
2874 * config/ms1/crti.asm: New.
2875 * config/ms1/crtn.asm: New.
2876 * config/ms1/lib2extra-funcs.c: New.
2877 * config/ms1/t-ms1: New.
2878 * config/ms1/ms1.opt: New.
2880 2005-08-22 Ira Rosen <irar@il.ibm.com>
2882 * config/rs6000/altivec.md (xorv4sf3): New.
2883 (negv4sf2, neg<mode>2): Likewise.
2885 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2888 * config/ia64/ia64.md (divsi3): Check divide by zero.
2889 (udivsi3): Likewise.
2891 (udivdi3): Likewise.
2893 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2895 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2896 up to elem_bitsize bits, not max_bitsize.
2898 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2900 PR tree-optimization/23433
2901 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2902 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2904 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2906 PR tree-optimization/23434
2907 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2908 the iteration bound is not an INTEGER_CST.
2910 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2912 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2913 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2914 NULL if need_epilog_adjust is false.
2915 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2916 Case 3 always peels first itration, not just for PLUS case, and no need
2917 to use scalar_initial_def here. Create an epilog adjustment only if
2918 scalar_initial_def is not NULL.
2920 (vectorizable_reduction): Remove assert.
2922 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2925 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2926 (__moddi3): Likewise.
2927 (__udivdi3): Likewise.
2928 (__umoddi3): Likewise.
2929 (__divsi3): Likewise.
2930 (__modsi3): Likewise.
2931 (__udivsi3): Likewise.
2932 (__umodsi3): Likewise.
2934 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2936 * tree-pass.h (TDF_GRAPH): Define.
2937 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2938 * passes.c (finish_optimization_passes): Only call
2939 finish_graph_dump_file if TDF_GRAPH is set.
2940 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2941 NULL. Set TDF_GRAPH bit.
2942 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2944 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2946 * arm.h (arm_stack_offsets): Add locals_base field.
2947 * arm.c (arm_get_frame_offsets): Compute it.
2948 (thumb_compute_initial_elimination offset): Make the Thumb frame
2949 pointer point to the base of the local variables.
2950 (thumb_expand_prologue): Update accordingly.
2951 (thumb_expand_epilogue): Likewise.
2953 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2954 mode of clobbered scratch to DImode. Handle a case that's known to
2957 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2959 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2960 (gt0<mode>_compare): Delete.
2961 (neg_gt0<mode>): Delete.
2963 2005-08-19 Eric Christopher <echristo@apple.com>
2965 * optabs.h: Change CTI_ to COI_.
2968 2005-08-19 James E Wilson <wilson@specifix.com>
2970 * builtins.c (expand_builtin_return_addr): Set
2971 current_function_accesses_prior_frames when count != 0. Use
2972 frame_pointer_rtx when count == 0.
2973 * function.h (struct function): Add accesses_prior_frames field.
2974 (current_function_accesses_prior_frames): Define.
2975 * reload1.c (init_elim_table): Check
2976 current_function_accesses_prior_frames.
2977 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2979 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2981 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2982 indicator. Return true if the flowgraph changed during
2985 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2988 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2989 conditional expression before testing its value.
2991 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2993 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2995 2005-08-19 Devang Patel <dpatel@apple.com>
2997 PR tree-optimization/23048
2998 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2999 third parameter. Check whether latch is dominated by exit
3001 (if_convertible_loop_p): Supply exit block itself to
3002 if_convertible_bb_p.
3004 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3007 * arm.md (arm_load_pic_register): Change argument to the mask of
3008 saved registers. Call thumb_find_work_register if we need a
3009 scratch register on Thumb.
3010 (arm_expand_prologue): Pass empty register set to
3011 arm_load_pic_register.
3012 (thumb_expand_prologue): Pass live_regs_mask directly to
3013 arm_load_pic_register.
3014 * arm-protos.h (arm_load_pic_register): Update prototype.
3016 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3018 * sh.c (find_sole_member): New function.
3019 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3020 if the record's alignment is larger than the size of its only member.
3022 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3025 * arm.c (thumb_legitimize_reload_address): New function.
3026 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3027 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3029 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3031 * config/crx/crx.c: Implement crx_decompose_address. Reject
3032 symbolic displacements since CRX register relative adressing
3033 mode can't handle unsigned 32-bit values as displacements.
3034 * config/crx/crx.h: Simplify definitions, remove redundant
3035 parenthesis and obsolete macros.
3036 * config/crx/crx.opt: Add new switch for debugging addresses.
3037 * config/crx/crx-protos.h: Add new declarations for above.
3039 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3042 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3045 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3047 * collect2.c (dup2): Delete.
3048 * configure.ac: Don't check for dup2.
3050 * config.in, configure: Regenerate.
3052 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3054 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3055 record with the type of its only member.
3057 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3059 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3060 define_insn_and_split.
3061 (plus_ltu<mode>_compare): Same.
3062 (gtu<mode>_compare): Same.
3063 (plus_gtu<mode>_compare): Same.
3065 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3067 PR tree-optimization/22228
3068 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3070 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3071 are recorded in vect_vnames_to_rename for renaming.
3072 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3073 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3074 in vect_vnames_to_rename.
3075 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3076 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3078 2005-08-18 Jan Hubicka <jh@suse.cz>
3081 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3082 info only for local statics, not for member variables.
3084 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3086 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3088 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3090 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3092 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3095 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3097 2005-08-17 James E Wilson <wilson@specifix.com>
3099 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3102 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3104 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3105 (leu<mode>_compare): Same.
3106 (plus_leu<mode>): Same.
3107 (neg_leu<mode>): Same.
3108 (and_neg_leu<mode): Same.
3109 (ltu<mode>_compare): Same.
3110 (plus_ltu<mode>): Same.
3112 (geu<mode>_compare): Same.
3113 (plus_geu<mode>): Same.
3114 (neg_geu<mode>): Same.
3115 (and_neg_geu<mode>): Same.
3116 (plus_gt<mode>): Same.
3117 (gtu<mode>_compare): Same.
3118 (plus_gtu<mode>): Same.
3120 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3122 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3123 Move call_table_data to end. Delete spurious .text.
3124 (callt_save_all_interrupt): Fix comment typo.
3126 2005-08-17 James E Wilson <wilson@specifix.com>
3127 Kevin Winchester <winchester@amirix.com>
3130 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3132 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3135 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3136 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3138 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3140 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3141 record with the type of its only member if the modes don't match.
3143 * varasm.c (decode_reg_name): Skip empty additional register names.
3145 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3147 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3148 lsm_tmp_name_length): New.
3149 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3150 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3152 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3153 Andreas Krebbel <krebbel1@de.ibm.com>
3155 * config.gcc: Added z9-109 switch.
3156 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3157 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3158 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3159 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3160 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3161 for "z9_109" cpu attribute.
3162 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3163 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3164 (s390_handle_arch_option): Added z9-109 switch.
3165 (override_options): Set respective cost function for z9-109.
3166 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3167 (legitimate_reload_constant_p): Accept extended immediates.
3168 (print_operand): Three new output modifiers added: k, m and o.
3169 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3170 (s390_output_mi_thunk): Use extended immediate when possible.
3171 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3172 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3173 (CONSTRAINT_LEN): Added length of O constraint.
3174 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3175 * config/s390/s390.md ("cpu"): New value z9_109 added.
3176 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3177 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3178 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3179 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3180 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3181 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3182 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3183 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3184 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3185 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3186 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3187 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3188 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3189 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3190 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3192 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3193 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3194 insns for TARGET_EXTIMM.
3196 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3198 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3200 2005-08-17 Nick Clifton <nickc@redhat.com>
3202 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3203 Call default_encode_section_info.
3205 2005-08-17 Steven Bosscher <stevenb@suse.de>
3207 PR tree-optimization/21574
3208 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3209 constant, return CONSTANT.
3210 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3211 (ccp_fold, visit_assignment): Likewise.
3212 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3214 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3216 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3217 fold_buildN instead of buildN then fold_initializer or fold.
3218 (build_unary_op): Likewise.
3219 (build_binary_op): Likewise.
3220 * fold-const.c (fold_initializer): Remove.
3221 (fold_build1_initializer): New function.
3222 (fold_build2_initializer): New function.
3223 (fold_build3_initializer): New function.
3224 * tree.h (fold_initializer): Remove.
3225 (fold_build1_initializer): New function.
3226 (fold_build2_initializer): New function.
3227 (fold_build3_initializer): New function.
3229 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3231 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3232 (try_move_mult_to_index): Call fold_build2 instead of build2.
3233 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3234 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3235 fold_binary_to_constant.
3236 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3238 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3239 check if A == gcd (A, B). Remove TYPE argument.
3240 (analyze_offset) Use fold_build2 instead of fold (build.
3241 (create_data_ref): Likewise.
3242 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3243 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3246 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3248 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3249 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3251 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3254 * gimplify.c (zero_sized_type): New function.
3255 (gimplify_modify_expr_rhs): If we have a zero sized type,
3256 replace the statement with an empty statement.
3258 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3260 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3263 2005-08-16 Ian Lance Taylor <ian@airs.com>
3265 * doc/tm.texi (Label Output): Correct typo.
3267 2005-08-16 Steven Bosscher <stevenb@suse.de>
3270 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3271 force_operand will work later on using have_insn_for.
3273 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3275 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3277 2005-08-16 Ian Lance Taylor <ian@airs.com>
3280 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3281 vector type, don't try to construct it element by element. Add an
3282 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3284 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3286 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3288 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3290 * doc/invoke.texi (Precompiled Headers): Document some more options
3291 which are known to be safe.
3293 2005-08-16 James E Wilson <wilson@specifix.com>
3295 PR tree-optimization/21105
3296 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3297 TREE_OVERFLOW check.
3299 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3301 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3302 (neg_ltu<mode>): Same.
3304 (neg_gtu<mode>): Same.
3306 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3308 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3309 (fold_builtin_isdigit): Use fold_buildN.
3310 (build_function_call_expr): Likewise.
3311 * c-typeck.c (c_finish_loop): Likewise.
3313 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3314 Richard Shann <rshann@superh.com>
3316 PR middle-end/20396:
3317 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3319 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3321 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3323 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3326 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3327 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3330 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3333 * fold-const.c (build_range_check): Disable optimization for function
3334 pointer expressions on targets that require function pointer
3337 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3339 * simplify-rtx.c (simplify_const_relational_operation): When
3340 extracting arguments of a COMPARE, recompute the mode as well.
3342 2005-08-15 Ian Lance Taylor <ian@airs.com>
3344 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3346 2005-08-15 DJ Delorie <dj@redhat.com>
3348 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3350 (movsi_splittable): Allow, but split, moves to the stack.
3351 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3354 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3356 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3357 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3358 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3360 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3361 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3362 Delete HOST_PTR_PRINTF.
3364 * configure, config.in: Regenerate.
3366 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3368 * config/rs6000/rs6000.md (QHSI): New mode macro.
3369 (wd): Extend mode attr for QImode and HImode
3370 (dbits): New mode attr.
3371 (zero_extend<mode>di2): Convert to mode macro.
3373 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3376 * doc/invoke.texi (-mgnu-ld): Update description.
3379 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3382 * Makefile.in (tree-chrec.o): Depends on real.h.
3383 * tree-chrec.c: Include real.h.
3384 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3385 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3386 * tree-scalar-evolution.c (add_to_evolution_1,
3387 interpret_rhs_modify_expr): Ditto.
3389 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3392 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3393 step is negative compute the estimation from init downwards to zero.
3395 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3397 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3399 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3401 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3403 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3404 Accept double-word constants that can be split.
3405 * config/s390/s390.md ("movti"): Use 'P' constraint.
3406 ("*movdi_31", "*movdf_31"): Likewise.
3408 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3410 Fix PR tree-optimization/22615
3412 * tree-ssa-structalias.c (solution_set_add): Handle
3413 first_vi_for_offset returning NULL.
3414 (do_da_constraint): Ditto.
3415 (do_sd_constraint): Ditto.
3416 (do_ds_constraint): Ditto
3417 (find_func_aliases): Ditto.
3418 (build_constraint_graph): RHS is allowed be ANYTHING.
3419 (first_vi_for_offset): Return NULL if we couldn't find anything at
3422 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3424 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3425 over memory as first operand.
3427 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3430 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3431 available for setting it.
3433 2005-08-14 Ira Rosen <irar@il.ibm.com>
3435 PR tree-optimization/23320
3436 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3437 data-refs' types instead of base object nullness. Add check for
3438 pointer type data-refs before first location comparison. Remove
3441 2005-08-14 Andreas Schwab <schwab@suse.de>
3443 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3445 2005-08-13 James E Wilson <wilson@specifix.com>
3447 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3448 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3449 -fstack-protector-all, --param ssp-buffer-size): Document.
3450 (-Wvariadic-macros): Alphabetize.
3451 (-fsched-stalled-insns-dep): Add missing 'f'.
3453 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3456 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3458 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3459 or indirect address operand.
3460 (EXTRA_ADDRESS_CONSTRAINT): New.
3461 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3463 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3465 PR tree-optimization/22236
3466 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3467 successors and predecessors.
3468 * tree-chrec.c (chrec_convert): Before converting, check that
3469 sequences don't wrap.
3470 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3471 (analyze_array): Extern.
3472 (find_data_references_in_loop): Remove call to
3473 compute_estimated_nb_iterations.
3474 * tree-data-ref.h (analyze_array): Declared.
3475 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3476 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3477 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3478 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3480 * tree-ssa-loop-ivcanon.c: Fix documentation.
3481 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3482 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3483 (infer_loop_bounds_from_undefined): New.
3484 (estimate_numbers_of_iterations_loop): Use
3485 infer_loop_bounds_from_undefined.
3486 (used_in_pointer_arithmetic_p): New.
3487 (scev_probably_wraps_p): Pass an extra parameter. Call
3488 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3489 (convert_step): Fix documentation.
3490 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3491 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3492 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3493 scev_probably_wraps_p.
3495 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3497 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3498 (s390_register_info): Ignore clobbered_regs information for fixed
3499 registers, and only fixed registers.
3500 (s390_init_frame_layout): Remove redundant call.
3502 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3504 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3505 description of -Wold-style-casts.
3507 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3508 Jakub Jelinek <jakub@redhat.com>
3510 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3511 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3512 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3513 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3514 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3515 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3516 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3517 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3518 ("stack_protect_set", "stack_protect_test"): New expanders.
3519 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3520 "stack_protect_testdi"): New insn definitions.
3522 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3524 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3526 2005-08-12 Paul Brook <paul@codesourcery.com>
3528 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3530 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3532 * config/s390/predicates.md (setmem_operand): New predicate.
3533 (shift_count_operand): Accept ANDs with special constants as
3535 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3536 with special constants.
3537 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3538 shift_count_operand with setmem_operand.
3540 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3542 * config/s390/s390.c (s390_extract_part, s390_single_part):
3544 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3545 (s390_output_mi_thunk): Don't use lg on 31 bit.
3546 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3547 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3549 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3551 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3552 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3553 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3554 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3555 with one of the new macros.
3557 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3559 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3560 Don't set save_return_addr_p.
3561 (s390_register_info): Make clobbered_regs not depending on
3564 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3566 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3567 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3569 2005-08-11 James E. Wilson <wilson@specifix.com>
3571 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3573 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3575 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3576 locations gathered by var-tracking in single entry loc_list
3577 over loc_descriptor_from_tree.
3579 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3580 pass it down to loc_descriptor.
3581 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3582 (containing_function_has_frame_base): Move earlier in the file.
3583 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3584 instead of always assuming fbreg can't be used.
3586 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3588 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3589 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3590 Accept address wrapped in AND for Altivec.
3591 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3592 Strip AND wrapping offset address for Altivec.
3594 2005-08-11 Richard Henderson <rth@redhat.com>
3597 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3598 before using TYPE_IS_SIZETYPE.
3600 2005-08-11 Richard Henderson <rth@redhat.com>
3603 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3604 insn types not present on ev4.
3605 (alphaev5_insn_pipe): Similarly.
3607 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3610 * arm.c (arm_override_options): If the user has selected callee-super-
3611 interworking, then enable normal interworking.
3613 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3615 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3618 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3620 * doc/rtl.texi: Fix two typos.
3622 2005-08-11 Richard Guenther <rguenther@suse.de>
3625 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3626 cases where we call to/from functions returning void.
3628 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3631 * tree.c (build_pointer_type_for_mode): Robustify.
3633 2005-08-10 James E Wilson <wilson@specifix.com>
3635 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3636 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3638 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3641 2005-08-10 Eric Christopher <echristo@apple.com>
3643 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3644 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3647 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3650 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3651 for the high part when generating dynamic-no-pic code.
3653 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3655 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3656 (x86_64-*-linux*): Likewise.
3658 * config/i386/crtfastmath.c: New file.
3659 * config/i386/t-crtfm: Likewise.
3661 * config/i386/linux.h (ENDFILE_SPEC): New.
3662 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3664 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3667 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3669 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3670 (vec_shl, vec_shr): Document new operations.
3671 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3673 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3675 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3676 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3677 change predicate to indexed_or_indirect_address.
3679 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3681 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3682 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3683 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3684 and __aeabi_uwrite8.
3685 * config/arm/unaligned-funcs.c: New file.
3686 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3688 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3690 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3692 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3693 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3695 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3696 * final.c (pass_shorten_branches): Add dump.
3697 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3698 (pass_life): Rename dump.
3699 (rest_of_handle_flow2): Remove initial verify_flow_info.
3700 * function.c (pass_instantiate_virtual_regs): Add dump.
3701 * integrate.c (pass_initial_value_sets): Add dump.
3702 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3703 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3704 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3705 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3706 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3707 gate_rtl_unrool_and_peel_loops): New.
3708 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3709 rtl_doloop): Do not look at flags.
3710 * mode-switching.c (pass_mode_switching): Add dump.
3711 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3712 pass_split_before_regstack): Add dump.
3713 * regmove.c (pass_stack_adjustments): Add dump.
3714 * tree-optimize.c (pass_fixup_cfg): Add dump.
3716 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3719 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3720 deciding which instruction sequence to use.
3722 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3724 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3725 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3727 2005-08-09 Richard Guenther <rguenther@suse.de>
3729 * c-common.c (builtin_function_2): Remove.
3730 (def_builtin_1): New function.
3731 (c_common_nodes_and_builtins): Use def_builtin_1 to
3732 build builtin functions.
3734 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3736 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3737 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3738 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3741 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3743 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3744 fold_binary instead of fold_build2 since we don't care about the
3746 (loop_niter_by_eval): Likewise.
3747 (compare_trees): Likewise.
3748 (proved_non_wrapping_p): Likewise.
3750 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3754 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3755 if the if is really empty.
3757 2005-08-09 Steven Bosscher <stevenb@suse.de>
3759 PR tree-optimization/23234
3760 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3761 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3762 argument of the new enum.
3763 (execute_cse_reciprocals): Add reciprocals for function arguments
3764 on the unique successor edge of the entry block. Update other calls
3765 to execute_cse_reciprocals_1.
3767 2005-08-08 Richard Henderson <rth@redhat.com>
3770 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3772 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3774 * expr.c (write_complex_part): Return after handling MEM.
3776 2005-08-08 Josh Conner <jconner@apple.com>
3778 PR rtl-optimization/23241
3779 * combine.c (simplify_comparison): Fix error in determining
3780 whether to lift a subreg from comparison.
3782 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3785 * config/rs6000/altivec.md (vec_init<mode>): New.
3786 (vec_set<mode>): New.
3787 (vec_extract<mode>): New.
3788 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3789 (rs6000_expand_vector_set): New.
3790 (rs6000_expand_vector_extract): New.
3791 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3792 for Altivec modes before reload.
3793 (altivec_expand_vec_init_builtin): New.
3794 (get_element_number): New.
3795 (altivec_expand_vec_set_builtin): New.
3796 (altivec_expand_vec_ext_builtin): New.
3797 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3799 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3801 * config/rs6000/rs6000.h (rs6000_builtins): Add
3802 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3803 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3804 * config/rs6000/rs6000-protos.h: Declare new functions.
3806 2005-08-08 Jan Hubicka <jh@suse.cz>
3808 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3809 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3810 * i386.md (movdi*): Use pic_32bit_operand.
3811 * predicates.md (pic_32bit_operand): New.
3813 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3816 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3818 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3820 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3821 (test_for_singularity): Use fold_build2.
3823 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3825 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3827 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3829 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3830 (COMMON_ASM_OP) Define.
3831 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3832 (ix86_encode_section_info): Likewise.
3833 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3834 SUBTARGET_ENCODE_SECTION_INFO.
3836 2005-08-06 Richard Henderson <rth@redhat.com>
3839 * tree-nested.c (convert_local_reference): Save and restore val_only
3840 around component_ref and friends. Clear walk_subtrees by default.
3842 2005-08-06 Peter O'Gorman <peter@pogma.com>
3845 * gcc.c (process_command): Check the argument to -b has a dash.
3846 * doc/invoke.texi: Update -b and -V docs.
3848 2005-08-06 James E Wilson <wilson@specifix.com>
3850 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3852 2005-08-06 Michael Matz <matz@suse.de>
3854 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3855 member only if only one insn is associated with the value.
3857 2005-08-06 Nick Clifton <nickc@redhat.com>
3859 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3861 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3862 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3863 Check symbol flags instead of symbol name mangling.
3864 (xstormy16_asm_output_aligned_common): Likewise. Also
3865 simplify code since the bss100_section cass is the only case
3866 where the below100 code will be triggered.
3867 (xstormy16_encode_section_info): Encode below100 attribute
3868 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3870 (xstormy16_strip_name_encoding): Delete - this function is no
3872 (TARGET_STRIP_NAME_ENCODING): Undefine.
3873 * config/stormy16/stormy16-protos.h: Delete prototype for
3874 xstormy16_strip_name_encoding.
3876 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3878 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3879 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3880 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3881 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3882 config/alpha/predicates.md, config/arc/arc.h,
3883 config/arm/arm.h, config/arm/ieee754-df.S,
3884 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3885 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3886 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3887 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3888 config/m68hc11/m68hc11.h, config/mips/mips.c,
3889 config/mips/mips.h, config/mips/openbsd.h,
3890 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3891 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3892 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3893 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3894 config/sparc/linux.h, config/sparc/linux64.h,
3895 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3896 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3897 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3898 typos. Follow spelling conventions.
3900 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3903 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3904 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3905 specially. Check for side effects only for COND_EXPR.
3906 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3907 return with TREE_NO_WARNING.
3909 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3911 PR rtl-optimization/23233
3912 * loop.c (combine_movables): Require the modes to be the same.
3913 (move_movables): Remove handling of cases where the replacement
3914 had a different mode to the original.
3916 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3918 PR tree-optimization/23128
3919 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3920 subtraction wrap, and set TREE_OVERFLOW if they do.
3922 2005-08-05 Richard Henderson <rth@redhat.com>
3925 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3926 FORCED_LABEL labels.
3928 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3931 * reload.c (find_reloads_subreg_address): Pass down TYPE
3932 unchanged. Change all callers except find_reloads_toplev.
3934 2005-08-05 Michael Matz <matz@suse.de>
3936 * genattrtab.c (current_alternative_string): Remove.
3937 (SIMPLIFY_ALTERNATIVE): Ditto.
3938 (attr_alt_bit_p): Ditto.
3939 (alternative_name): Make const char *.
3940 (evaluate_eq_attr): Remove use of above things.
3941 (simplify_test_exp): Ditto.
3942 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3943 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3945 2005-08-04 James E Wilson <wilson@specifix.com>
3947 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3948 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3949 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3950 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3951 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3953 2005-08-04 Richard Henderson <rth@redhat.com>
3956 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3957 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3958 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3959 if we'd have to instantiate too many members.
3961 2005-08-04 Richard Henderson <rth@redhat.com>
3964 * tree-outof-ssa.c (coalesce_asm_operands): New.
3965 (coalesce_ssa_name): Use it. Split out ...
3966 (coalesce_phi_operands, coalesce_result_decls): ... these.
3968 2005-08-04 Paul Brook <paul@codesourcery.com>
3970 * read-rtl.c (read_quoted_string): Break if EOF.
3972 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3974 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3975 (fold_build2): Likewise.
3976 (fold_build3): Likewise.
3977 (fold_build1_stat): New function prototype.
3978 (fold_build2_stat): Likewise.
3979 (fold_build3_stat): Likewise.
3980 * fold-const.c (fold_build1): Rename to ..
3981 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3982 through to build1_stat.
3983 (fold_build2): Rename to ..
3984 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3985 through to build2_stat.
3986 (fold_build3): Rename to ..
3987 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3988 through to build3_stat.
3990 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3991 Ian Lance Taylor <ian@airs.com>
3993 * function.c (assign_stack_local_1): Do not correct stack slot
3994 address if allocation size is smaller than mode size.
3996 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3999 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4000 (tree_merge_blocks): Propagate anything allowed by
4002 Clarify documentation.
4003 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4004 SSA form, schedule an update if necessary.
4006 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4008 * doc/install.texi (Binaries): Remove broken link to
4009 Sinix/Reliant Unix binaries.
4011 2005-08-03 Richard Henderson <rth@redhat.com>
4014 * function.c (stack_protect_epilogue): Export.
4015 * tree.h (stack_protect_epilogue): Declare.
4016 * calls.c (expand_call): Call it.
4018 2005-08-03 Eric Christopher <echristo@apple.com>
4020 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4021 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4024 2005-08-04 Jan Hubicka <jh@suse.cz>
4026 * profile.c (branch_prob): Split edges with goto locus on them
4027 to get proper line counts.
4028 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4030 2005-08-03 Paul Brook <paul@codesourcery.com>
4032 * function.c (assign_parms): Round current_function_args_size
4033 to PARM_BOUNDARY, not STACK_BOUNDARY.
4035 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4037 * config/i386/i386.c (x86_elf_aligned_common)
4038 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4040 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4042 PR tree-optimization/23157
4043 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4044 before emitting them.
4046 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4048 PR tree-optimization/19899
4049 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4050 * tree-scalar-evolution.c: Include real.h.
4051 (add_to_evolution): Build constant -1 of correct type.
4053 2005-08-03 Jan Hubicka <jh@suse.cz>
4055 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4056 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4057 profile updating for complette unrolling.
4058 * loop-unroll.c (peel_loop_completely): Use it.
4059 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4060 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4063 2005-08-03 Paul Brook <paul@codesourcery.com>
4065 * combine.c (can_change_dest_mode): New function.
4066 (try_combine, simplify_set): Use it.
4068 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4070 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4073 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4075 * doc/install.texi (Specific): Adjust link to openavr.org.
4076 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4077 (Binaries): Adjust HP-UX Porting Center link.
4078 (Binaries): Adjust Free Software Foundation ordering link.
4080 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4082 * convert.c (convert_to_integer): Use fold_build1 instead of
4083 build1 when converting an integer to an integer.
4085 2005-08-02 Richard Henderson <rth@redhat.com>
4087 * combine.c (combine_instructions): Don't use reg_equal/equiv
4088 results if the mode doesn't match.
4090 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4092 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4093 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4095 2005-08-02 Richard Henderson <rth@redhat.com>
4098 * explow.c (memory_address): Remove special-case for
4099 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4101 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4104 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4105 number of calls to cleanup_tree_cfg_1.
4107 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4109 * doc/invoke.texi: document file extensions .F90 and .F95
4111 2005-08-02 Richard Guenther <rguenther@suse.de>
4113 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4114 positive if its first argument is positive.
4116 2005-08-02 Richard Guenther <rguenther@suse.de>
4118 PR tree-optimization/23177
4119 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4122 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4124 PR tree-optimization/23129
4125 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4126 varying for divisions with anti-ranges.
4128 2005-08-02 Jan Hubicka <jh@suse.cz>
4130 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4131 * tree-ssa-threadupdate.c (thread_block): Add it here.
4133 2005-08-01 James E Wilson <wilson@specifix.com>
4135 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4136 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4137 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4139 * config/mips/predicates.md (const_call_insn_operand): Add check for
4140 SYMBOL_REF_LONG_CALL_P.
4141 * doc/extend.texi (long_call): Document the new attribute.
4143 2005-08-01 Ian Lance Taylor <ian@airs.com>
4144 Richard Henderson <rth@redhat.com>
4146 * Makefile.in (RTL_BASE_H): Add real.h.
4147 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4149 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4151 * rtl.c (rtl_check_failed_code_mode): New.
4152 * rtl.h (struct rtx_def): Add u.rv.
4153 (XCMWINT, XCNMPRV): New.
4154 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4155 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4157 2005-08-01 Richard Henderson <rth@redhat.com>
4159 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4160 with auto-inc codes.
4162 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4164 2005-08-01 Jan Hubicka <jh@suse.cz>
4166 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4167 * i386.c: Include dwarf2.h
4168 (asm_preferred_eh_data_format): New.
4169 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4171 2005-08-01 Ian Lance Taylor <ian@airs.com>
4173 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4174 randomize_va_space for virtual address randomization control.
4176 2005-08-01 Steven Bosscher <stevenb@suse.de>
4178 * common.opt (flag_ipa_cp): Put in right place to maintain
4181 2005-08-01 Jan Hubicka <jh@suse.cz>
4183 * profile.c (compute_value_histograms): Fix thinko.
4184 * value-prof.c: Include toplev.h
4185 (check_counter): New function.
4186 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4187 tree_mod_subtract_transform): Add sanity check.
4189 2005-08-01 Richard Guenther <rguenther@suse.de>
4191 PR tree-optimization/23133
4192 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4193 current functions parameter decls to find defs to cse
4196 2005-08-01 Richard Guenther <rguenther@suse.de>
4198 PR tree-optimization/23109
4199 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4200 If trapping math is in effect, use post-dominator information
4201 to check if we'd in any case reach a trapping point before
4202 doing the reciprocal insertion.
4203 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4204 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4205 expressions are invariant only if trapping math is not in effect.
4207 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4209 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4210 cgraph_function_versioning): New declarations.
4211 * cgraphunit.c: Add include to ipa-prop.h.
4212 (update_call_expr, cgraph_copy_node_for_versioning,
4213 cgraph_function_versioning): New functions.
4214 * integrate.c (copy_decl_for_inlining): Remove.
4215 * ipa-prop.h (ipa_replace_map): New struct.
4216 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4217 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4218 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4219 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4220 ipcp_iterate_stage, ipcp_method_scale_print,
4221 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4222 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4223 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4224 ipcp_update_bb_counts, ipcp_update_profiling,
4225 ipcp_update_edges_counts): New functions.
4226 (ipcp_method_cval_init): Remove restriction regarding local methods.
4227 (ipcp_init_stage): Add ipcp_method_compute_scale.
4228 (ipcp_insert_stage): Add versioning.
4229 (ipcp_structures_print): Add ipcp_method_scale_print.
4230 (ipcp_driver): Dump profiling info.
4231 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4232 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4233 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4234 (struct inline_data): Add versioning_p, ipa_info, new fields.
4235 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4236 declare_return_variable): Replace calls to copy_decl_for_inlining with
4238 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4240 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4241 Add argument VERSIONING.
4242 (copy_arguments_for_versioning, copy_static_chain,
4243 function_versionable_p, tree_versionable_function_p,
4244 tree_function_versioning, replace_ref_tree): New functions.
4245 * tree-inline.h: Include varray.h.
4246 (tree_versionable_function_p, tree_function_versioning,
4247 tree copy_decl_for_dup): New declarations.
4249 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4251 * ipa-cp.c: New file. Contains IPCP specific functionality.
4252 * ipa-prop.h: New file. Contains structures/definitions that can be
4253 used by several interprocedural data flow optimizations (and also IPCP).
4254 * ipa-prop.c: New file.
4255 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4256 * common.opt: Add ipa-cp flag.
4257 * timevar.def: Add IPCP optimization.
4258 * tree-optimize.c (init_tree_optimization_passes): Schedule
4260 * tree-pass.h (pass_ipa_cp): Declare.
4262 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4264 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4265 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4266 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4267 config/i386/i386.c, config/mips/mips.h,
4268 config/rs6000/rs6000.h, config/sh/sh.c,
4269 config/stormy16/stormy16.c: Fix comment typos.
4271 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4274 * c-typeck.c (build_binary_op): Use common_type wrapper on
4276 (common_type): Update comment.
4278 2005-07-31 Steven Bosscher <stevenb@suse.de>
4281 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4282 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4283 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4285 2005-07-31 Jan Hubicka <jh@suse.cz>
4287 * pretty-print.h (pp_widest_integer): New macro.
4288 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4291 2005-07-31 Jan Hubicka <jh@suse.cz>
4293 * output.h (enum section_category): Export from varasm.c
4294 (categorize_decl_for_section): Likewise.
4295 * varasm.c (enum section_category): Kill.
4296 (categorize_decl_for_section): Make global.
4297 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4299 * i386.c (ix86_section_threshold): New static variable.
4300 (ix86_in_large_data_p, ix86_encode_section_info,
4301 x86_64_elf_unique_section,
4302 x86_64_elf_select_section): New functions.
4303 (TARGET_ENCODE_SECTION_INFO): Define
4304 (override_options): Enable medium model for PIC.
4305 (ix86_expand_prologue): Expand gen_set_got_rex64.
4306 (legitimate_constant_p): Handle new UNSPECs.
4307 (legitimate_pic_address_disp_p): Likewise.
4308 (legitimize_pic_address): Lower MEDIUM model addressing.
4309 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4310 (enum cmodel): Add MEDIUM_PIC.
4311 (SYMBOL_REF_FAR_ADDR_P): New macro.
4312 (SYMBOL_FLAG_FAR_ADDR): New flag.
4313 * i386.md (movdi): Support medium model.
4314 (set_got_rex64): New pattern.
4315 * i386.opt (mlarge-data-threshold): New flag.
4316 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4317 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4318 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4319 TARGET_ASM_UNIQUE_SECTION): New.
4321 * invoke.texi (-mlarge_data_threshold): Document
4323 2005-07-31 Jan Hubicka <jh@suse.cz>
4325 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4326 (coalesce_vars): Likewise.
4327 * tree-ssa-live.c (coalesce_cost): New.
4328 (build_tree_conflict_graph): Use coalesce_cost.
4329 * tree-ssa-live.h (coalesce_cost): Declare.
4331 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4333 * arm.md (all peepholes for post-increment operations): Delete.
4334 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4335 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4336 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4337 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4338 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4340 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4342 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4345 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4348 * doc/invoke.texi: Document -rdynamic.
4350 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4353 * c-parser.c (c_parser_parms_list_declarator): Call
4354 mark_forward_parm_decls.
4355 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4356 decls with visibility structure.
4358 2005-07-30 Paul Brook <paul@codesourcery.com>
4360 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4362 2005-07-30 Paul Brook <paul@codesourcery.com>
4364 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4366 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4368 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4370 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4373 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4374 nested function declarators.
4375 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4376 (grokparms): Call warn_if_shadowing for parameters used within the
4378 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4379 not used within the parameter list.
4380 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4382 2005-07-30 Jan Hubicka <jh@suse.cz>
4384 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4385 * i386.c (ix86_fixup_binary_operands): Likewise.
4386 (ix86_expand_unary_operator): Likewise.
4387 (ix86_expand_fp_absneg_operator): Likewise.
4388 * optabs.c (expand_vec_cond_expr): Validate dest.
4390 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4393 * real.c (real_from_string): Also set last bit if there is a
4394 nonzero hex digit beyond GCC's internal precision after ".".
4396 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4398 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4399 define_constants. Change duplicate values to unassigned numbers.
4400 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4401 (*altivec_vspltsf): New.
4402 (altivec_vperm_v4sf): Delete.
4403 (altivec_vperm_<mode>): Use mode macro V.
4404 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4405 (altivec_predicate_v4sf): Delete.
4406 (altivec_predicate_<mode>): Use mode macro V.
4407 (*altivec_lvesfx): New.
4408 (*altivec_stvesfx): New.
4409 (vec_realign_load_v4sf): Delete.
4410 (vec_realign_load_<mode>): Use mode macro V.
4411 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4414 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4417 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4419 * configure: Regenerated.
4421 2005-07-29 Paul Brook <paul@codesourcery.com>
4423 * doc/install.texi: Add link to GFortran binaries wiki page.
4425 2005-07-29 David Ung <davidu@mips.com>
4427 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4428 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4429 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4430 * config/mips/mips.md (cpu): Add 5kf name.
4431 (includes): Includes 5k.md.
4432 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4433 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4436 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4439 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4440 (cleanup_tree_cfg): ... here.
4441 Call cleanup_tree_cfg_1 until there are no more cleanups to
4444 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4446 * tree-vrp.c (compare_range_with_value): Return true or false
4447 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4448 EQ_EXPR respectively.
4450 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4452 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4455 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4457 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4458 (tree_ssa_dominator_optimize): Increment it.
4459 (dump_dominator_optimization_stats): Print it.
4461 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4462 Steven Bosscher <stevenb@suse.de>
4464 PR rtl-optimization/23117
4465 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4466 when head == tail. Tidy comment.
4468 2005-07-28 Richard Henderson <rth@redhat.com>
4470 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4471 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4472 * jump.c (rtx_renumbered_equal_p): Likewise.
4473 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4474 CONST_INT and CONST_DOUBLE.
4475 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4476 * reload.c (operands_match_p): Special case CONST_INT and
4477 CONST_DOUBLE; check mode earlier.
4479 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4482 * c-typeck.c (convert_for_assignment): Do not check
4483 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4485 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4488 * c-typeck.c (composite_type): Prefer constant size arrays to
4491 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4494 * real.c (real_from_string): Set last bit if there is a nonzero
4495 hex digit beyond GCC's internal precision.
4497 2005-07-28 Richard Henderson <rth@redhat.com>
4500 * cfgcleanup.c (try_forward_edges): Watch out for end of
4503 2005-07-28 James E Wilson <wilson@specifixinc.com>
4506 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4508 2005-07-28 Jan Hubicka <jh@suse.cz>
4510 * Makefile.in (rtl-profile.o): Kill all traces of it.
4511 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4512 * coverage.h (rtl_coverage_counter_ref): Kill.
4513 * opts.c (flag_speculative_prefetching_set): Kill.
4514 (flag_loop_optimize_set): New.
4515 (common_handle_option): Disable loop optimizer when profiling;
4516 do not handle speculative prefetching.
4517 * passes.c (init_optimization_passes): Replace pass_profiling combo
4518 by branch_prob pass.
4519 * profile.c (compute_value_histograms): Update for simplified value
4521 (rtl_register_profile_hooks): Kill.
4522 (pass_profiling): Kill.
4523 (rest_of_handle_branch_prob): Do not profile.
4524 * toplev.c (process_options): Remove speculative prefetching.
4525 * toplev.h (flag_tree_based_profiling): Kill.
4526 * tree-profile.c (prepare_instrumented_value,
4527 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4528 tree_gen_one_value_profiler, do_tree_profiling): Update for
4529 simplified datastructures.
4530 * value-prof.c: Add comment that speculative prefetching was dropped;
4531 update rest of file for simplified datastructures.
4532 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4533 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4534 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4535 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4536 rtl_mod_subtract, gen_speculative_prefetch,
4537 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4538 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4539 (gate_handle_value_profile_transformations,
4540 rest_of_handle_value_profile_transformations,
4541 pass_value_profile_transformations): Kill.
4542 * value-prof.h (histogram_value_t): Remove IL based unions.
4543 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4544 rtl_profile_hooks): Remove hooks.
4546 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4548 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4549 (cgraph_clone_node): Likewise.
4550 * cgraph.h (cgraph_clone_edge): Update prototype.
4551 (cgraph_clone_node): Likewise.
4552 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4554 (lookup_recursive_calls): Consider profile.
4555 (cgraph_decide_recursive_inlining): Fix updating; use new
4556 probability argument; use profile.
4557 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4558 * tree-inline.c (copy_bb): Update clal of clone_edge.
4559 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4561 * invoke.texi (min-inline-recursive-probability): Document.
4563 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4565 * doc/install.texi (Configuration): Update Valgrind homepage.
4567 2005-07-28 Richard Henderson <rth@redhat.com>
4570 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4571 labels we want to delete.
4572 (cfg_layout_merge_blocks): Likewise.
4574 2005-07-28 Richard Henderson <rth@redhat.com>
4577 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4578 when expanding to nothing.
4580 2005-07-28 Josh Conner <jconner@apple.com>
4582 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4583 (cgraph_decide_inlining_of_small_functions): Likewise.
4585 2005-07-28 Josh Conner <jconner@apple.com>
4587 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4588 direction of badness if negative.
4589 (cgraph_default_inline_p): Add reason to parameters, and assign it
4591 (cgraph_decide_inlining_of_small_functions): New parameter in call
4592 to cgraph_default_inline_p.
4593 (cgraph_decide_inlining_incrementally): Likewise.
4594 * cgraphunit.c (decide_is_function_needed): Likewise.
4595 * cgraph.h (cgraph_default_inline_p): Likewise.
4597 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4599 * builtins.c: Fix comment typo(s).
4600 * genautomata.c: Likewise.
4601 * gimplify.c: Likewise.
4602 * tree-dfa.c: Likewise.
4603 * tree-flow-inline.h: Likewise.
4604 * tree-into-ssa.c: Likewise.
4605 * tree-ssa-alias.c: Likewise.
4606 * tree-ssa-ccp.c: Likewise.
4607 * tree-ssa-copy.c: Likewise.
4608 * tree-ssa-dce.c: Likewise.
4609 * tree-ssa-dom.c: Likewise.
4610 * tree-ssa-operands.c: Likewise.
4611 * tree-tailcall.c: Likewise.
4612 * tree-vectorizer.c: Likewise.
4613 * tree-vrp.c: Likewise.
4616 2005-07-28 Jeff Law <law@redhat.com>
4618 * tree-vrp.c (test_for_singularity): Extracted from ...
4619 (simplify_cond_using_ranges): Attempt to simplify a relational
4620 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4622 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4624 PR tree-optimization/22506
4625 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4626 phis whose argument is constant.
4628 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4630 PR rtl-optimization/18992
4631 Back out this patch:
4632 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4633 PR optimization/12142
4634 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4635 uses of the register in the SET_SRC. Remove unnecessary argument.
4637 Replace it with this:
4638 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4639 if flag_non_call_exceptions is set and the insn may trap, pass
4640 pc_rtx as dest for recursion.
4641 In SET_SRC part of SET case, if dest is already set, pass it down
4644 2005-07-28 Jan Hubicka <jh@suse.cz>
4646 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4647 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4648 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4650 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4651 profile when available.
4653 2005-07-28 Jan Beulich <jbeulich@novell.com>
4655 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4656 (ia64_print_operand): Describe and handle 'X'.
4657 (ia64_register_move_cost): Also handle FP_REGS.
4658 (ia64_preferred_reload_class): Likewise.
4659 (ia64_secondary_reload_class): Likewise.
4660 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4661 it. Also check for ITANIUM_CLASS_FLDP.
4662 * config/ia64/ia64.h (FP_REGNO_P): New.
4663 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4664 (reg_class): Add FP_REGS.
4665 (REG_CLASS_NAMES): Adjust for it.
4666 (REG_CLASS_CONTENTS): Likewise.
4667 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4668 (REG_CLASS_FROM_LETTER): Handle 'x'.
4669 (CLASS_MAX_NREGS): Handle FP_REGS.
4670 (MEMORY_MOVE_COST): Likewise.
4671 * config/ia64/ia64.md (itanium_class): Add fldp.
4672 (type): Handle fldp.
4673 (movti_internal): More allowable operand combinations. Use ldfp8 when
4674 splitting unnecessary. Remove predicable attribute. Adjust
4675 itanium_class attribute.
4676 (smuldi3_highpart): Remove outdated comment.
4677 (mulditi3, umulditi3, rotlti3): New expanders.
4678 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4679 (absti2): Disabled new insn for future reference.
4680 Respective new splitters.
4681 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4682 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4683 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4685 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4687 PR rtl-optimization/23047
4688 * simplify-rtx.c (simplify_const_relational_operation): Respect
4689 flag_wrapv for comparisons with ABS.
4691 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4693 PR tree-optimization/22493
4694 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4695 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4697 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4699 * config/frv/frv.opt (moptimize-membar): New.
4701 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4703 * config/frv/frv.h: Remove machine_function definition.
4705 * config/frv/frv.c (struct frv_io): New.
4706 (struct machine_function): Moved from frv.h. Add has_membar_p.
4707 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4708 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4709 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4710 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4711 (frv_reorg): Call frv_optimize_membar when appropriate.
4712 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4713 (frv_expand_builtin): Adjust calls accordingly.
4714 (frv_io_address_cookie): New function.
4715 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4716 load or store rather than a special insn. Add ccnstant address and
4717 io-type operands to the membar.
4718 (frv_ifcvt_modify_tests): Unsign regno.
4719 (frv_ifcvt_modify_tests): Same.
4721 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4722 UNSPEC_OPTIONAL_MEMBAR constant.
4723 (builtin_read_<mode>): Delete.
4724 (builtin_write_<mode>): Delete.
4725 ("optional_membar_<mode>"): Add operand.
4727 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4728 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4729 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4730 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4731 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4732 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4733 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4734 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4735 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4737 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4739 * df.c (df_uses_record): Handle SCRATCH.
4741 2005-07-28 Steven Bosscher <stevenb@suse.de>
4744 * passes.c (rest_of_decl_compilation): If decl is a type and
4745 we have encountered errors, don't emit debug information.
4747 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4749 * params.def: Fixed comment.
4751 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4754 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4755 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4756 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4758 2005-07-27 Steven Bosscher <stevenb@suse.de>
4761 * varasm.c (assemble_start_function): Don't do anything that may
4762 require a CFG if the current function is a thunk.
4764 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4766 * doc/install.texi (Prerequisites): Mention that perl is needed
4767 to do export control in libstdc++ targetting Darwin.
4769 2005-07-27 Steven Bosscher <stevenb@suse.de>
4771 PR rtl-optimization/17808
4772 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4773 (sched_insns_conditions_mutex_p): Split out from...
4774 (add_dependence): ...here. But don't call it from here.
4775 (add_dependence_list): Check sched_insns_conditions_mutex_p
4776 before calling add_dependence.
4777 (add_dependence_list_and_free): Likewise.
4778 (fixup_sched_groups): Likewise.
4779 (sched_analyze_1): Likewise.
4780 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4781 (sched_analyze): Likewise.
4782 (sched_analyze_insn): Likewise.
4783 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4784 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4785 dependencies on all COND_EXEC insns to jumps ending basic blocks
4786 when doing intrablock scheduling.
4787 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4789 2005-07-27 Jeff Law <law@redhat.com>
4791 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4792 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4793 equivalency sets, correctly handle the case were vr0 has an
4794 equivalency set, but vr1 does not.
4796 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4798 PR tree-optimization/23073
4799 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4800 vect_print_dump_info before fprintf.
4802 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4804 PR tree-optimize/22348
4805 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4806 Fold the partial computation.
4808 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4810 PR tree-optimization/22325
4811 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4813 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4815 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4816 (force_var_cost): ... this function.
4817 (compute_phi_arg_on_exit): Export.
4819 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4821 PR tree-optimization/20773
4822 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4825 2005-07-27 Richard Guenther <rguenther@suse.de>
4827 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4828 Avoid pushing again if current struct contains only
4829 fields we decomposed.
4831 2005-07-27 Jan Hubicka <jh@suse.cz>
4833 PR tree-optimization/22574
4834 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4837 * tree-tailcall.c (decrease_profile): New function.
4838 (eliminate_tail_call): Use it.
4840 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4841 visibility flags correctly in whole program mode.
4843 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4845 PR rtl-optimization/22472
4846 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4848 2005-07-26 Steven Bosscher <stevenb@suse.de>
4850 PR tree-optimization/22504
4851 * tree-complex.c (expand_complex_addition): Use 'code' instead
4852 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4854 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4856 * config.gcc (cpu_type): Add frv case.
4857 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4858 (supported_defaults): Add fr550 case.
4860 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4863 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4864 whether a pointer of type T * may point to objects of type T *.
4866 2005-07-26 DJ Delorie <dj@redhat.com>
4868 * configure: Regenerate.
4870 2005-07-26 Dale Johannesen <dalej@apple.com>
4872 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4874 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4876 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4877 Clarify use of "build" in name.
4879 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4881 * doc/extend.texi (Raw read/write Functions): New section.
4882 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4883 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4884 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4885 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4886 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4887 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4888 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4889 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4890 * config/frv/frv.c: Add bdesc_loads global.
4891 Add bdesc_stores global.
4892 (frv_init_builtins): Add support for __builtin_{read/write}*.
4893 (frv_volatile_memref): New.
4894 (frv_expand_load_builtin): New.
4895 (frv_expand_store_builtin): New.
4896 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4897 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4898 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4899 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4900 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4901 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4902 (builtin_read_<mode>): New.
4903 (builtin_write_<mode>): New.
4904 (builtin_write64): New.
4905 (optional_membar_<mode>): New.
4907 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4909 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4910 (rather than units) against HOST_BITS_PER_WIDE_INT.
4912 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4914 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4915 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4916 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4917 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4920 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4921 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4922 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4924 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4926 2005-07-26 Richard Guenther <rguenther@suse.de>
4928 PR tree-optimization/22486
4929 * fold-const.c (fold_unary): Fold away useless component
4930 references of the form (T *)&T.x, if the address
4933 2005-07-25 James E Wilson <wilson@specifixinc.com>
4935 * dwarf2out.c (add_call_src_coords_attributes): New.
4936 (gen_inlined_subroutine_die): Call it.
4937 (maybe_emit_file, init_file_table): Add comments.
4938 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4940 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4941 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4942 * tree.h (BLOCK_SOURCE_LOCATION): New.
4943 (struct tree_block): New field locus.
4945 2005-07-26 Andreas Schwab <schwab@suse.de>
4947 PR rtl-optimization/23043
4948 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4949 when allocating a struct unoccr.
4951 2005-07-25 Richard Henderson <rth@redhat.com>
4954 * tree-complex.c (gate_no_optimization): True if errors.
4955 * Makefile.in (tree-complex.o): Update dependencies.
4957 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4959 * config/frv/predicates.md (integer_register_operand): Use
4962 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4965 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4967 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4969 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4971 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4972 types when flag_unsafe_math_optimizations is true.
4974 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4976 * gcc.c (option_map): Add --sysroot.
4977 (process_command): Handle --sysroot.
4978 (display_help): Document it.
4979 * doc/cppopts.tex (-isysroot): Document.
4980 * doc/invoke.texi (--sysroot): Document.
4981 * doc/install.texi (--with-build-sysroot): Document.
4983 * Makefile.in (inhibit_libc): New variable.
4984 (INHIBIT_LIBC_CFLAGS): Likewise.
4985 (LIBGCC2_CFLAGS): Include
4986 $(INHIBIT_LIBC_CFLAGS).
4987 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4988 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4989 ($(T)crtend.o): Likewise.
4990 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4991 ($(T)crtendS.o): Likewise.
4992 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4993 ($(T)crtendT.o): Likewise.
4994 (stmp-fixinc): Do not complain about missing headers if
4996 * configure.ac (inhibit_libc): Set it to true/false.
4997 (--with-build-sysroot): New option. Use it to set
4999 * configure: Regenerated.
5001 2005-07-25 Manfred Hollstein <mh@suse.com>
5003 * calls.c (store_one_arg): Fix unsigned comparison warning.
5005 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5008 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5009 (ggc_print_statistics): Initialize variable before use.
5011 2005-07-25 Richard Guenther <rguenther@suse.de>
5013 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5014 calling with a PHI_NODE argument.
5016 * tree-flow-inline.h (overlap_subvar): Protect against
5019 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5021 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5022 * configure: Regenerate.
5024 2005-07-25 Ira Rosen <irar@il.ibm.com>
5026 * expr.c (highest_pow2_factor): Make extern.
5027 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5028 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5029 record_array_differ_p, array_ptr_differ_p): Likewise.
5030 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5031 additional cases. Call the above functions.
5032 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5033 base_object_differ_p when there are two base objects. Otherwise, compare
5034 base address and offset. Call may_alias_p.
5035 (dump_data_reference): Use a correct field name.
5036 (analyze_array): Make static. Initialize new data-ref fields.
5037 (analyze_indirect_ref): New function.
5038 (init_data_ref): Initialize new data-ref fields.
5039 (strip_conversion): Moved from tree-vect-analyze.c.
5040 (analyze_offset_expr, get_ptr_offset, address_analysis,
5041 object_analysis): Likewise.
5042 (analyze_offset): New function.
5043 (create_data_ref): Likewise.
5044 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5045 dimensions for ARRAY_REFs only.
5046 (build_classic_dist_vector): Make static.
5047 (access_functions_are_affine_or_constant_p): Call macro to get the
5048 address of access functions.
5049 (compute_all_dependences): Add new parameter
5050 compute_self_and_read_read_dependences. Compute self and read-read
5051 dependences if it is true.
5052 (find_data_references_in_loop): Call create_data_ref. Initialize new
5054 (compute_data_dependences_for_loop): Add new parameter
5055 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5056 compute nb_loops. Call compute_all_dependences,
5057 build_classic_dist_vector and build_classic_dir_vector with correct
5059 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5060 with correct parameters. Compare dimensions for ARRAY_REFs only.
5061 (free_data_refs): Call macro to free access functions.
5062 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5063 fields from stmt_vinfo.
5064 (struct base_object_info): New structure.
5065 (struct data_reference): Move fields to base_object_info. Add fields
5066 first_location and object_info for above structures. Move fields from
5067 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5068 aligned_to. Add macros to access the new fields.
5069 Update functions declarations.
5070 * tree-flow.h (is_aliased_with): Declare.
5071 * tree-loop-linear.c (linear_transform_loops): Call
5072 compute_data_dependences_for_loop with correct parameters.
5073 * tree-ssa-alias.c (is_aliased_with): New function.
5074 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5075 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5076 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5077 vect_base_addr_differ_p, compute_subscript_distance and
5078 build_classic_dist_vector. Add printings. Check absolute value of
5080 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5082 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5083 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5084 to bytes. Add printing.
5085 (vect_compute_data_refs_alignment): Go through loads and stores in one
5087 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5088 vect_analyze_data_ref_access): Likewise.
5089 (vect_analyze_pointer_ref_access): Remove.
5090 (vect_address_analysis, vect_object_analysis): Likewise.
5091 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5092 and analyze data-refs in the loop.
5093 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5094 fields of data-ref instead of stmt. Add init to the offset from the
5096 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5097 (vect_update_init_of_dr): Likewise.
5098 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5099 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5101 (new_loop_vec_info): Initialize new fields.
5102 (destroy_loop_vec_info): Free new fields.
5103 (vect_strip_conversion): Remove.
5104 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5105 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5106 datarefs. Add new field ddrs.
5107 Add macros for the new fields access.
5108 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5109 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5110 Remove their macros.
5111 * tree.h (highest_pow2_factor): Declare.
5113 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5115 * calls.c (store_one_arg): Check for sibling call MEM arguments
5116 from already clobbered incoming argument area.
5118 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5120 * c-common.c (check_missing_format_attribute): New.
5121 * c-common.h (check_missing_format_attribute): Likewise.
5122 * c-typeck.c (convert_for_assignment): Use it.
5124 2005-07-24 Andreas Schwab <schwab@suse.de>
5126 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5127 register use a word move. Correct operand of ext.w in 68000 code.
5129 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5131 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5132 variables as declarations, rather than definitions.
5134 2005-07-24 Ira Rosen <irar@il.ibm.com>
5136 PR tree-optimization/22526
5137 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5140 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5142 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5143 that C99 reserve for future use. Use it to define clog10,
5144 clog10f and clog10l.
5146 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5148 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5149 * configure.ac: Check for -Wmissing-format-attribute.
5151 * configure: Regenerate.
5153 2005-07-23 Richard Henderson <rth@redhat.com>
5155 PR tree-optimization/22623
5156 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5158 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5161 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5163 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5165 * Makefile.in (C_TREE_H): Update dependencies.
5166 * c-tree.h: Include toplev.h.
5167 * diagnostic.h (diagnostic_set_info): Add format attribute.
5168 * rtl-error.c (diagnostic_for_asm): Likewise.
5170 2005-07-23 Chao-ying Fu <fu@mips.com>
5172 * config/mips/mips-dsp.md: New file.
5173 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5174 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5176 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5177 MIPS_BUILTIN_BPOSGE32.
5178 (mips_expand_builtin_direct): Add one parameter to indicate that
5179 builtin functions need to return a value.
5180 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5182 (mips_regno_to_class): Add classes for 12 new DSP registers.
5183 (mips_subword): Change to check four HI registers.
5184 (mips_output_move): Output move to and from 6 new DSP accumulators.
5185 (override_options): Make sure -mdsp and -mips16 are not used together.
5186 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5188 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5190 (print_operand): Add 'q' for printing DSP accumulators.
5191 (mips_cannot_change_mode_class): Check ACC_REGS.
5192 (mips_secondary_reload_class): Check ACC_REGS.
5193 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5194 (mips_register_move_cost): Check ACC_REGS.
5195 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5196 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5197 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5198 (dsp_bdesc): New array.
5199 (bdesc_arrays): Add DSP builtin function table.
5200 (mips_prepare_builtin_arg): Check predicate again after
5202 (mips_expand_builtin): Add one more parameter to
5203 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5204 MIPS_BUILTIN_BPOSGE32.
5205 (mips_init_builtins): Initialize new function types.
5206 (mips_expand_builtin_direct): Check if builtin functions need to
5207 return a value and pass operands properly.
5208 (mips_expand_builtin_bposge): New function.
5209 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5210 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5211 (FIRST_PSEUDO_REGISTER): Increase to 188.
5212 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5213 Update for 12 new DSP registers.
5214 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5215 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5216 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5217 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5218 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5219 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5220 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5221 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5222 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5223 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5224 (REGISTER_NAMES): Add names for 12 new DSP registers.
5225 * config/mips/mips.md: Include mips-dsp.md.
5226 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5227 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5228 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5229 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5230 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5231 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5232 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5233 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5234 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5235 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5236 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5237 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5238 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5239 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5240 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5241 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5242 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5243 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5244 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5245 (UNSPEC_RDDSP): New constants.
5246 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5247 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5249 * config/mips/mips.opt (-mdsp): New option.
5250 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5251 (reg_imm10_operand): New predicates.
5252 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5253 * doc/invoke.texi (-mdsp): Document new option.
5255 2005-07-22 DJ Delorie <dj@redhat.com>
5257 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5259 * tree-inline.c (inlinable_function_p): Likewise.
5261 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5264 * toplev.c (check_global_declarations): Do not mark undefined
5265 variables as DECL_IGNORED_P.
5266 * varasm.c (first_global_object_name): GTY it.
5267 (weak_global_object_name): Likewise.
5268 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5269 a string to go into {weak,first}_global_object_name.
5271 2005-07-22 DJ Delorie <dj@redhat.com>
5273 * c-format.c (check_function_format): Change warning control
5274 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5276 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5278 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5279 &PTR->FLD a dereference of PTR.
5280 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5281 a potential dereference of PTR.
5283 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5285 PR rtl-optimization/20370
5286 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5287 call allocate_reg_info if necessary.
5289 PR rtl-optimization/21848
5290 * calls.c (emit_library_call_value_1): For const functions, add
5291 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5293 PR rtl-optimization/22445
5294 * cselib.c (target.h): Include.
5295 (rtx_equal_for_cselib_p): Allow commutative matches.
5296 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5297 Remove MODE parameter. Changed all callers.
5299 PR rtl-optimization/22258
5300 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5302 (try_combine): Use likely_spilled_retval_p.
5304 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5306 * config.gcc: Add crx-elf support.
5308 * doc/contrib.texi: Mention crx.
5309 * doc/extend.texi: Document crx extensions.
5310 * doc/install.texi: Document crx install.
5311 * doc/invoke.texi: Document crx options.
5312 * doc/md.texi: Document crx constraints.
5314 * config/crx/crx-protos.h: New file.
5315 * config/crx/crx.c: New file.
5316 * config/crx/crx.h: New file.
5317 * config/crx/crx.md: New file.
5318 * config/crx/crx.opt: New file.
5319 * config/crx/t-crx: New file.
5321 2005-07-22 Manfred Hollstein <mh@suse.com>
5323 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5325 (int_add_graph_edge): Likewise.
5326 (collapse_nodes): Likewise.
5327 (process_unification_queue): Likewise.
5329 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5330 Laurent GUERBY <laurent@guerby.net>
5332 PR tree-optimization/22336
5333 * function.c (record_block_change): Check for
5334 cfun->ib_boundaries_block.
5336 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5338 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5339 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5341 2005-07-21 DJ Delorie <dj@redhat.com>
5343 * toplev.c (warn_deprecated_use): Add warning control to warning
5345 * c-typeck.c (parser_build_binary_op): Likewise.
5346 (c_finish_if_stmt): Likewise.
5347 * c-common.c (check_function_sentinel): Likewise.
5348 (check_nonnull_arg): Likewise.
5350 2005-07-21 Richard Henderson <rth@redhat.com>
5353 * tree-complex.c (complex_ssa_name_components): New.
5354 (cvc_lookup): Allow entry not found.
5355 (create_components): Remove.
5356 (create_one_component_var, get_component_var): New.
5357 (get_component_ssa_name, set_component_ssa_name): New.
5358 (extract_component): Use get_component_ssa_name.
5359 (update_complex_components): Use set_component_ssa_name.
5360 (update_complex_components_on_edge): Likewise.
5361 (update_phi_components): Create new PHI nodes directly, instead
5362 of adding insns to edges.
5363 (tree_lower_complex): Allocate and free complex_variable_components
5364 and complex_ssa_name_components here.
5366 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5368 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5369 revert to returning false.
5371 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5374 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5376 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5379 * config/i386/i386.md (cmpxf): Change operand constraints
5380 to "nonmemory_operand".
5382 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5384 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5386 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5389 * fold-const.c (fold_build1): Add checksum for the operands.
5390 (fold_build2): Likewise.
5391 (fold_build3): Likewise.
5393 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5396 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5398 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5400 * common.opt (-fforward-propagate): Committed by mistake,
5403 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5405 * reg-stack.c: Fix comment typo(s).
5406 * tree-ssa-operands.c: Likewise.
5407 * tree-vectorizer: Likewise.
5409 2005-07-21 Nick Clifton <nickc@redhat.com>
5411 * config/sh/symbian.c: Replace C++ style line comments with C
5412 style line comments.
5413 (symbian_add_attribute): Do not use a ? operator on the LHS of
5415 (sh_symbian_handle_dll_attribute): Change the type of the
5416 method vector to "VEC(tree,gc)*" and use vector accessor
5417 macros to walk over the elements.
5418 (symbian_export_vtable_and_rtti_p): Likewise.
5419 (symbian_class_needs_attribute_p): Likewise.
5421 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5424 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5425 initialize targetm.resolve_overloaded_builtin here.
5426 (altivec_expand_overloaded_builtin): Make it non-static.
5427 * config/rs6000/rs6000-protos.h
5428 (altivec_expand_overloaded_builtin): New prototype.
5429 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5430 targetm.resolve_overloaded_builtin here.
5431 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5433 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5434 Zdenek Dvorak <dvorakz@suse.cz>
5436 PR tree-optimization/19210
5437 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5439 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5440 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5441 rely on unproven assumptions.
5442 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5443 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5444 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5445 to number_of_iterations_exit.
5446 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5447 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5448 * tree-ssa-loop-niter.c (find_loop_niter,
5449 estimate_numbers_of_iterations_loop): Likewise.
5450 (number_of_iterations_exit): Honor the new options.
5451 * doc/invoke.texi (Wunsafe-loop-optimizations,
5452 funsafe-loop-optimizations): Document them.
5454 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5456 PR rtl-optimization/22167
5457 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5459 2005-07-20 Adam Nemet <anemet@lnxw.com>
5461 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5462 __do_global_dtors_aux longcall.
5464 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5466 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5467 (old_special_pred_table): Don't reference
5468 SPECIAL_MODE_PREDICATES.
5469 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5470 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5471 * config/sh/predicates.h: Don't mention
5472 SPECIAL_MODE_PREDICATES.
5473 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5476 2005-07-20 DJ Delorie <dj@redhat.com>
5478 * config.gcc: Add m32c-elf support.
5480 * doc/contrib.texi: Mention m32c.
5481 * doc/extend.texi: Document m32c extensions.
5482 * doc/install.texi: Mention m32c.
5483 * doc/invoke.texi: Document m32c options.
5484 * doc/md.texi: Document m32c constraints.
5486 * config/m32c/addsub.md: New file.
5487 * config/m32c/bitops.md: New file.
5488 * config/m32c/cond.md: New file.
5489 * config/m32c/jump.md: New file.
5490 * config/m32c/m32c-lib1.S: New file.
5491 * config/m32c/m32c-lib2.c: New file.
5492 * config/m32c/m32c-modes.def: New file.
5493 * config/m32c/m32c-pragma.c: New file.
5494 * config/m32c/m32c-protos.h: New file.
5495 * config/m32c/m32c.abi: New file.
5496 * config/m32c/m32c.c: New file.
5497 * config/m32c/m32c.h: New file.
5498 * config/m32c/m32c.md: New file.
5499 * config/m32c/m32c.opt: New file.
5500 * config/m32c/minmax.md: New file.
5501 * config/m32c/mov.md: New file.
5502 * config/m32c/muldiv.md: New file.
5503 * config/m32c/predicates.md: New file.
5504 * config/m32c/prologue.md: New file.
5505 * config/m32c/shift.md: New file.
5506 * config/m32c/t-m32c: New file.
5508 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5510 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5511 (stack_protect_set, stack_protect_test): New expanders.
5512 (stack_protect_set_si, stack_protect_set_si_media,
5513 stack_protect_set_di_media, stack_protect_test_si,
5514 stack_protect_test_si_media, stack_protect_test_di_media):
5517 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5519 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5521 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5523 * tree.h (tree_expr_nonzero_p): Export.
5524 * fold-const.c (tree_expr_nonzero_p): Likewise.
5525 Return true for CALL_EXPRs that are alloca calls.
5526 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5528 * tree-flow.h (expr_computes_nonzero): Remove.
5529 * tree-vrp.c (expr_computes_nonzero): Remove.
5530 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5531 (extract_range_from_unary_expr): Likewise.
5532 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5533 tree_expr_nonzero_p.
5535 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5537 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5538 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5539 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5540 All callers changed.
5541 (frame_related_constant_load): New arg "related" which controls
5542 setting of RTX_FRAME_RELATED_P. All callers changed.
5543 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5544 (bfin_expand_prologue): Add stack limit checking.
5545 * config/bfin/bfin.md (trapifcc): New pattern.
5547 * config/bfin/bfin.c: Include "langhooks.h".
5548 (def_builtin): Go through lang_hooks to call builtin_function.
5550 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5551 * config/bfin/predicates.md (symbol_ref_operand): New.
5552 (call_insn_operand): Delete. All callers changed to use
5553 register_no_elim_operand.
5554 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5556 (function_arg): Use it to generate the call's operand 2.
5557 (bfin_longcall_p): New function.
5558 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5559 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5560 determine if the address needs to be in a REG.
5561 (bfin_handle_longcall_attribute): New function.
5562 (bfin_attribute_table): Add "longcall" and "shortcall".
5563 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5564 (CUMULATIVE_ARGS): New member call_cookie.
5565 (PREDICATE_CODES): Add symbol_ref_operand.
5566 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5567 extra USE to the pattern.
5568 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5569 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5570 sibcall_value_insn; now the new patterns handle direct calls and the
5571 old ones indirect calls.
5572 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5574 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5576 * doc/trouble.texi: Update section on handling of empty loops.
5578 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5580 * config.gcc: Remove support for sparc-*-openbsd*,
5581 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5583 * config.host: Remove support for i860-*-sysv4* as a host.
5584 * config/i860/*, config/ip2k/*, config/ns32k/*,
5585 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5586 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5587 mention obsolete ports.
5589 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5591 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5593 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5594 of frame_pointer_rtx.
5595 (sh_expand_epilogue): Likewise.
5596 (sh_set_return_address): Likewise.
5597 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5598 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5599 offsets from FRAME_POINTER_REGNUM.
5600 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5601 (sh_register_names): Add initializer for sfp.
5602 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5603 (VALID_REGISTER_P): Likewise.
5604 (FIRST_PSEUDO_REGISTER): Update.
5605 (DWARF_FRAME_REGISTERS): Define.
5606 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5607 (HARD_FRAME_POINTER_REGNUM): Define.
5608 (FRAME_POINTER_REGNUM): Redefine.
5609 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5610 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5611 from FRAME_POINTER_REGNUM.
5612 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5613 FRAME_POINTER_REGNUM.
5614 (REG_CLASS_CONTENTS): Add sfp.
5615 (REG_ALLOC_ORDER): Likewise.
5616 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5617 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5618 of frame_pointer_rtx.
5619 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5621 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5623 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5624 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5625 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5627 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5630 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5632 Make CONSTRUCTOR use VEC to store initializers.
5633 * c-common.c (complete_array_type): Update to cope with VEC in
5635 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5636 (pp_c_constructor_elts): New function.
5637 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5638 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5639 struct constructor_stack, struct initializer_stack,
5640 constructor_elements, push_init_level, pop_init_level,
5641 add_pending_init, find_init_member, output_init_element): Update to
5642 cope with VEC in CONSTRUCTOR_ELTS.
5643 * coverage.c (build_fn_info_value, build_ctr_info_value,
5644 build_gcov_info): Likewise.
5645 * expr.c (categorize_ctor_elements_1, store_constructor,
5646 expand_expr_real_1): Likewise.
5647 * fold-const.c (fold_ternary): Likewise.
5648 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5649 gimplify_init_constructor, gimplify_expr): Likewise.
5650 * tree-dump.c (dequeue_and_dump): Likewise.
5651 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5653 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5655 * tree-sra.c (generate_element_init_1): Likewise.
5656 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5657 * tree-ssa-operands.c (get_expr_operands): Likewise.
5658 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5659 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5660 (get_initial_def_for_reduction): Likewise.
5661 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5662 value handle in annotations.
5663 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5664 tree_node_structure): Add support for constr_kind.
5665 (build_vector_from_ctor, build_constructor_single,
5666 build_constructor_from_list): New functions.
5667 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5668 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5669 Update to cope with VEC in CONSTRUCTOR_ELTS.
5670 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5671 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5672 CONSTRUCTOR_APPEND_ELT): New macros.
5673 (struct constructor_elt, struct tree_constructor): New data types.
5674 (union tree_node): Add tree_constructor field.
5675 * treestruct.def: Define TS_CONSTRUCTOR.
5676 * varasm.c (const_hash_1, compare_constant, copy_constant,
5677 compute_reloc_for_constant, output_addressed_constants,
5678 initializer_constant_valid_p, output_constant,
5679 array_size_for_constructor, output_constructor): Update to cope with
5680 VEC in CONSTRUCTOR_ELTS.
5681 * vec.h (VEC_empty, VEC_copy): New macros.
5683 2005-07-19 Devang Patel <dpatel@apple.com>
5685 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5687 2005-07-19 Richard Henderson <rth@redhat.com>
5690 * gimplify.c (gimplify_expr): Use main variant type for the temp
5691 destination for a discarded volatile read.
5692 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5693 casts between non-void types that change volatility.
5695 2005-07-15 DJ Delorie <dj@redhat.com>
5697 * toplev.h: Add comment about the first parameter for warning().
5698 * errors.h: Likewise.
5700 * c.opt (Wpragmas): New.
5701 * doc/invoke.texi: Document it.
5703 * function.c (do_warn_unused_parameter): Add warning control to
5705 * c-decl.c (warn_if_shadowing): Likewise.
5706 * c-lex.c (cb_def_pragma): Likewise.
5707 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5708 (pop_alignment): Likewise.
5709 (handle_pragma_pack): Likewise.
5710 (apply_pragma_weak): Likewise.
5711 (handle_pragma_weak): Likewise.
5712 (handle_pragma_redefine_extname): Likewise.
5713 (add_to_renaming_pragma_list): Likewise.
5714 (handle_pragma_extern_prefix): Likewise.
5715 (maybe_apply_renaming_pragma): Likewise.
5716 (handle_pragma_visibility): Likewise.
5718 * config/c4x/c4x-c.c (BAD): Likewise.
5719 (c4x_parse_pragma): Likewise.
5720 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5721 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5722 (rs6000_pragma_longcall): Likewise.
5723 * config/v850/v850-c.c (pop_data_area): Likewise.
5724 (ghs_pragma_section): Likewise.
5725 (ghs_pragma_section): Likewise.
5726 (ghs_pragma_interrupt): Likewise.
5727 (ghs_pragma_starttda): Likewise.
5728 (ghs_pragma_startsda): Likewise.
5729 (ghs_pragma_startzda): Likewise.
5730 (ghs_pragma_endtda): Likewise.
5731 (ghs_pragma_endsda): Likewise.
5732 (ghs_pragma_endzda): Likewise.
5734 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5735 Kenneth Zadeck <zadeck@naturalbridge.com>
5737 * Makefile.in: Removed tree-promote-statics.c
5738 * tree-promote-statics.c: Removed.
5739 * common.opt: Removed flag-promote-statics.
5741 * passes.c: Removed tree-promote-statics pass.
5742 * tree-pass.h: Ditto.
5743 * timevar.def: Removed TV_PROMOTE_STATICS.
5746 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5748 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5750 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5752 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5755 * c-common.c (check_function_arguments): Call
5756 'check_function_format' if either -Wformat or
5757 -Wmissing-format-attribute are specified.
5758 * c-format.c (check_function_format): Check -Wformat before
5759 calling 'check_format_info'.
5760 * c-opts.c (c_common_post_options): Don't warn for
5761 -Wmissing-format-attribute without -Wformat.
5762 * c-typeck.c (convert_for_assignment): Detect additional cases for
5763 -Wmissing-format-attribute.
5764 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5767 2005-07-19 Richard Guenther <rguenther@suse.de>
5769 * config/i386/i386.md (lrint<mode>2): Use temporary
5770 instead of clobbering non-existent memory.
5772 2005-07-19 Nick Clifton <nickc@redhat.com>
5774 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5775 statement to avoid displaying ASCII control characters.
5777 2005-07-19 Ben Elliston <bje@au.ibm.com>
5779 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5780 * cfganal.c (find_edge_index): Ditto.
5781 * combine.c (combine_instructions): Ditto.
5782 * ddg.c (create_scc): Ditto.
5783 (find_successors): Ditto.
5784 (find_predecessors): Ditto.
5785 (find_nodes_on_paths): Ditto.
5786 (longest_simple_path): Ditto.
5787 * flow.c (update_life_info): Ditto.
5788 (count_or_remove_death_notes): Ditto.
5789 (clear_log_links): Ditto.
5790 * modulo-sched.c (generate_reg_moves): Ditto.
5791 (find_max_asap): Ditto.
5792 (find_max_hv_min_mob): Ditto.
5793 (find_max_dv_min_mob): Ditto.
5794 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5795 * sched-rgn.c (extract_edgelst): Ditto.
5796 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5797 (dump_update_ssa): Ditto.
5798 (ssa_names_to_replace) Ditto.
5799 (switch_virtuals_to_full_rewrite): Ditto.
5800 (update_ssa): Ditto.
5801 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5803 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5805 Fix PR tree-optimization/22483
5807 * tree-complex.c (create_components): Use
5808 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5809 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5810 * tree-flow.h (safe_referenced_var_iterator): New structure.
5811 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5812 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5813 safe_referenced_var iterator.
5814 (add_type_alias): Ditto.
5816 2005-07-19 Steven Bosscher <stevenb@suse.de>
5818 * loop-init.c (rest_of_handle_loop2): Remove.
5819 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5820 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5821 (pass_rtl_loop_init, pass_rtl_loop_done,
5822 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5823 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5824 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5825 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5826 pass_tree_loop_done, and pass_tree_unswitch.
5827 (gate_loop): Rename to gate_tree_loop.
5828 * passes.c (init_optimization_passes): Update for renamed tree
5829 loop passes. Add the new loop2 passes as subpasses of loop2.
5830 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5831 Update for the renamed tree loop passes.
5833 2005-07-18 Ian Lance Taylor <ian@airs.com>
5836 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5837 blocks when optimizing.
5839 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5841 * common.opt (frename-registers): Initialize to 2.
5843 (fgcse-after-reload): Ditto.
5844 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5845 (process_options): Only change flag_web, flag_rename_registers,
5846 and flag_rerun_cse_after_loop if not explicitly set by user.
5848 2005-07-18 Jan Beulich <jbeulich@novell.com>
5850 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5851 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5852 in 64-bit mode the same as DImode in 32-bit mode.
5853 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5854 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5855 mode. Add new mode parameter.
5856 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5857 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5858 x86_64_shift_adj): New expanders.
5859 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5860 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5862 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5863 DImode shift splitters.
5864 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5865 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5868 2005-07-18 Jan Beulich <jbeulich@novell.com>
5870 * i386.md (movdi_extzv_1): New.
5871 (zero_extendhidi2): Combine alternatives and never force use of
5873 (zero_extendqidi2): Likewise. Don't restrict input selection.
5875 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5877 Fix PR tree-optimization/22531
5878 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5881 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5883 * tree-promote-statics.c (pass_promote_statics): Change dump file
5886 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5888 * tree-optimize.c (init_tree_optimization_passes): Add
5889 pass_eliminate_useless_stores pass.
5890 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5891 * tree-ssa-pre.c (is_copy_stmt): New function.
5892 (follow_copies_till_vuse): Ditto.
5893 (do_eustores): Ditto.
5894 (gate_eustores): Ditto.
5896 2005-07-16 Richard Henderson <rth@redhat.com>
5898 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5900 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5901 Kenneth Zadeck <zadeck@naturalbridge.com>
5903 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5904 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5905 ipa-type-escape.h, tree-promote-statics.c
5906 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5907 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5908 tree-promote-statics.c: new files.
5909 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5910 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5911 int nonlocal_set_p, mark_constant_function): Deleted.
5912 (rest_of_handle_cfg): Removed call to mark_constant_function.
5913 (nonoverlapping_component_refs_p): Added calls to support
5914 type based aliasing.
5915 * tree-ssa-alias.c (may_alias_p,
5916 compute_flow_insensitive_aliasing): Ditto.
5917 * calls.c (flags_from_decl_or_type): Removed reference to
5919 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5920 too many arguments. This is necessary for Spec 2000.
5921 * cgraph.h (const_function, pure_function): Removed.
5922 * common.opt: Added "fipa-pure-const", "fipa-reference",
5923 "fipa-type-escape", and "ftree-promote-static".
5925 * passes.c: Added ipa and tree-promote-statics passes.
5926 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5927 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5928 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5929 * tree-flow.h: Added exposed sra calls and addition of
5930 reference_vars_info field for FUNCTION_DECLS.
5931 * tree-pass.h: Added passes.
5932 * tree-sra.c: (sra_init_cache): New function.
5933 (sra_insert_before, sra_insert_after) Made public.
5934 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5936 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5937 aliasing. (may_alias_p): Added code to use type escape analysis to
5939 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5940 code to prune clobbers of static variables based on information
5941 produced in ipa-reference pass. Changed call clobbering so that
5942 statics are not marked as clobbered if the call does not clobber
5945 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5947 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5950 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5952 * doc/install.texi (*-*-solaris2*): Document recommended version
5953 of GNU binutils and mention GNU linker problem on Solaris 10.
5955 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5958 * c-decl.c (c_build_bitfield_integer_type): New function.
5959 (finish_struct): Call it.
5960 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5962 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5964 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5967 2005-07-16 Jan Hubicka <jh@suse.cz>
5969 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5970 (scale_bbs_frequencies_int): Watch roundoff errors.
5971 * predict.c (return_prediction): Initialize return_stmt.
5973 2005-07-16 Jan Hubicka <jh@suse.cz>
5975 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5976 after RTL profiling.
5978 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5981 * fold-const.c (build_range_check): Convert high/low to etype
5982 if we are only comparing against exp.
5984 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5986 Fix PR tree-optimization/22376
5987 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5989 (need_to_solve): New function.
5990 (compute_points_to_sets): Use it.
5992 2005-07-15 Jan Hubicka <jh@suse.cz>
5994 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5995 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5997 2005-07-15 Richard Guenther <rguenther@suse.de>
5999 * c-common.c (handle_flatten_attribute): New function.
6000 Add flatten function attribute.
6001 * doc/extend.texi: Document flatten function attribute.
6002 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6003 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6005 (cgraph_decide_inlining): Handle functions with flatten
6008 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6010 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6011 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6012 UNSPEC_XCHG, UNSPEC_AND): New.
6013 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6014 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6015 * config/rs6000/sync.md (FETCHOP): New code macro.
6016 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6018 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6019 (sync_compare_and_swap<mode>): Same.
6020 (sync_lock_test_and_set<mode>): Same.
6021 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6022 for QImode and HImode, and not PPC405.
6023 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6024 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6025 (sync_<fetchop>{si,di}_internal): New.
6026 (sync_nand{si,di}_internal): New.
6027 (sync_old_<fetchop>{si,di}_internal): New.
6028 (sync_old_nand{si,di}_internal): New
6029 (sync_new_<fetchop>{si,di}_internal): New.
6030 (sync_new_nand{si,di}_internal): New.
6031 (atomic_and{si,di}): New.
6032 (sync_new_nand{si,di}_internal): New.
6033 (atomic_and{si,di}): New.
6034 (sync_add<mode>_internal): Delete.
6035 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6036 (sync_sub<mode>_internal): Delte.
6037 (sync_subshort_internal): New.
6038 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6039 (sync_anddi_internal): Delete.
6040 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6041 (sync_booldi_internal): Delete.
6042 (sync_boolc<mode>_internal): Delete.
6043 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6044 (sync_boolc<mode>_internal2): Delete.
6045 (sync_boolcc<mode>_internal): Delete.
6046 (isync, lwsync): Use unspec instead of unspec_volatile.
6047 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6048 Revert UNSPEC_VOLATILE.
6049 (rs6000_split_atomic_op): New.
6050 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6052 2005-07-14 Eric Christopher <echristo@redhat.com>
6054 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6055 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6057 2005-07-14 Eric Christopher <echristo@redhat.com>
6059 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6061 2005-07-14 Steven Bosscher <stevenb@suse.de>
6063 PR tree-optimization/22230
6064 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6065 the computation of the four cross productions for "range op range".
6067 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6068 Ulrich Weigand <uweigand@de.ibm.com>
6071 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6074 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6076 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6078 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6080 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6082 2005-07-14 Richard Guenther <rguenther@suse.de>
6085 * config/i386/i386-protos.h (ix86_function_value): Change
6086 prototype to match new target hook.
6087 * config/i386/i386.c (ix86_value_regno): Change prototype
6088 to take extra type argument.
6089 (TARGET_FUNCTION_VALUE): Define.
6090 (ix86_function_ok_for_sibcall): Pass extra argument to
6091 ix86_value_regno, check return slot rtx for exact match.
6092 (ix86_function_value): Take extra parameter. Dispatch to
6093 ix86_value_regno with fndecl/fntype as provided.
6094 (ix86_value_regno): Handle extra type argument.
6095 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6097 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6098 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6099 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6100 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6101 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6103 2005-07-14 Richard Guenther <rguenther@suse.de>
6105 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6106 * calls.c (expand_call): Pass fntype to hard_function_value.
6107 (emit_library_call_value_1): Likewise.
6108 * explow.c: Include target.h.
6109 (hard_function_value): Take extra argument, the fntype.
6110 Use new target hook for function_value.
6111 * expr.h (hard_function_value): Change prototype.
6112 * function.c (aggregate_value_p): Pass 0 as fntype to
6113 hard_function_value.
6114 (assign_parms): Use new target hook for function_value.
6115 Pass 0 as fntype to hard_function_value.
6116 (expand_function_end): Likewise.
6117 * reg-stack.c: Include target.h.
6118 (stack_result): Use new target hook for function_value.
6119 * target-def.h: New target hook function_value.
6120 * target.h: Likewise.
6121 * targhooks.c (default_function_value): New function.
6122 * targhooks.h (default_function_value): Declare.
6124 2005-07-13 Ian Lance Taylor <ian@airs.com>
6126 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6128 2005-07-14 Jan Hubicka <jh@suse.cz>
6130 * tree-dfa.c (dump_variable): Use default_def function.
6131 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6132 * tree-ssa.c (verify_use): Likewise.
6133 * tree-ssanames.c (release_ssa_name): Likewise.
6134 * tree-tailcall.c (eliminate_tail_call): Likewise.
6135 (tree_optimize_tail_calls_1): Likewise.
6136 * tree-vrp.c (get_value_range): Likewise.
6138 2005-07-14 Ben Elliston <bje@au.ibm.com>
6140 * gcc.c (main): Compare language[0] with '*' when iterating over
6143 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6145 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6146 "s390_emit_compare". Add handling of CCZ1mode.
6147 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6148 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6150 (s390_branch_condition_mask): Add CCZ1mode handling.
6151 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6152 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6153 Use CCZ1mode instead of CCZmode.
6154 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6156 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6158 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6160 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6162 2005-07-13 Eric Christopher <echristo@redhat.com>
6164 * config/mips/mips.c (mips_canonicalize_comparison): New.
6165 (mips_emit_int_relational): Use.
6167 2005-07-13 Eric Christopher <echristo@redhat.com>
6169 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6171 * config/s390/s390.md: Include tpf.md. Move tpf specific
6173 * config/s390/tpf.md: To here.
6174 * config/s390/s390.opt: Move tpf specific options...
6175 * config/s390/tpf.opt: to here. Add mmain option.
6176 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6177 * config/s390/tpf.h: Rewrite.
6179 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6181 * doc/tm.texi: Remove @xref{Cross-profiling}.
6183 2005-07-13 Jeff Law <law@redhat.com>
6185 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6186 expressions, test their _DECL operands for pointer equality rather
6187 than using operand_equal_p.
6189 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6191 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6192 (TARGET_POSIX_IO): This.
6193 * config/darwin.h: Likewise.
6194 * config/freebsd.h: Likewise.
6195 * config/linux.h: Likewise.
6196 * config/lynx.h: Likewise.
6197 * config/netbsd.h: Likewise.
6198 * config/rs6000/linux64.h: Likewise.
6199 * config/rs6000/linux.h: Likewise.
6200 * config/s390/tpf.h: Likewise.
6201 * config/sh/embed-elf.h: Likewise.
6202 * config/sparc/linux64.h: Likewise.
6203 * config/sparc/linux.h: Likewise.
6204 * config/svr4.h: Likewise.
6205 * gcov-io.h: Likewise.
6207 * doc/tm.texi: Updated.
6209 * libgcov.c (create_file_directory): Defined only if
6210 TARGET_POSIX_IO is defined.
6211 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6214 2005-07-13 Jan Hubicka <jh@suse.cz>
6216 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6218 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6220 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6221 structure as argument.
6223 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6225 PR tree-optimization/21921
6226 * tree-iterator.c (tsi_link_before): Support the case when
6227 tsi_end_p (tsi) == true.
6229 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6231 PR tree-optimization/22442
6232 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6235 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6237 PR rtl-optimization/20376
6238 * toplev.c (process_options): Enable -fweb and -frename-registers when
6240 * doc/invoke.texi: Update the information about when -fweb and
6241 -frename-registers are enabled.
6243 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6246 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6247 if *rhs_p is not a SSA_NAME.
6249 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6251 Fix PR tree-optimization/22422
6252 * tree-ssa-structalias.c (struct variable_info): Add flag for
6254 (get_varinfo): Now a static function.
6255 (new_varinfo): init has_union and is_special_var to false.
6256 (solution_set_add): Check has_union.
6257 (do_da_constraint): Move temporary variable so it gets reset
6259 Also check for special variable.
6260 (do_ds_constraint): Ditto.
6261 (do_sd_constraint): Ditto.
6262 (do_structure_copy): Check for special variable.
6263 (find_func_aliases): Ditto.
6264 (init_base_vars): Set special vars properly.
6266 2005-07-13 Jan Hubicka <jh@suse.cz>
6268 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6271 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6272 (get_expr_operands): Fix thinko wrt flags and subvars.
6274 PR tree-optimize/22379
6275 * tree-inline.c (expand_call_inline): Do not output sorry in early
6278 2005-07-12 Dale Johannesen <dalej@apple.com>
6280 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6282 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6285 * host-linux.h: Include limits.h.
6287 2005-07-12 Dale Johannesen <dalej@apple.com>
6289 * expr.c (compress_float_constant): Add cost check.
6290 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6292 2005-07-12 Dale Johannesen <dalej@apple.com>
6294 * gcc.target/i386/compress-float-sse.c: New.
6295 * gcc.target/i386/compress-float-sse-pic.c: New.
6296 * gcc.target/i386/compress-float-387.c: New.
6297 * gcc.target/i386/compress-float-387-pic.c: New.
6298 * gcc.dg/compress-float-ppc.c: New.
6299 * gcc.dg/compress-float-ppc-pic.c: New.
6301 2005-07-12 Eric Christopher <echristo@redhat.com>
6303 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6305 * config/s390/s390.md: Include tpf.md. Move tpf specific
6307 * config/s390/tpf.md: To here.
6308 * config/s390/s390.opt: Move tpf specific options...
6309 * config/s390/tpf.opt: to here. Add mmain option.
6310 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6311 * config/s390/tpf.h: Rewrite.
6313 2005-07-12 Eric Christopher <echristo@redhat.com>
6315 * gcc.c (struct infile): Update comment for language.
6316 (main): Rewrite input file resetting code.
6318 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6321 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6322 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6323 (lookup_avail_expr): Use constant_boolean_node instead
6324 of boolean_false_node/boolean_true_node.
6326 2005-07-12 Ben Elliston <bje@au.ibm.com>
6328 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6329 and use it when printing num_edges.
6331 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6333 * doc/extend.texi (Blackfin Built-in Functions): New section.
6334 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6337 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6339 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6340 s/cmpstrsi/cmpstrnsi
6341 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6343 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6344 (init_optabs): Initialize cmpstrn_optab.
6345 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6346 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6347 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6348 * config/i386/i386.md: s/cmpstr/cmpstrn
6349 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6350 * doc/md.texi: Update documentation.
6352 2005-07-11 Richard Henderson <rth@redhat.com>
6354 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6355 build_va_arg_indirect_ref.
6356 (alpha_gimplify_va_arg): Likewise.
6357 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6358 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6359 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6360 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6361 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6362 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6364 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6366 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6368 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6369 * passes.c (init_optimization_passes): Add pass_empty_loop.
6370 * tree-pass.h (pass_empty_loop): Declare.
6371 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6372 try_remove_empty_loop, remove_empty_loops): New functions.
6373 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6374 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6376 2005-07-12 Peter Barada <peter@the-baradas.com>
6380 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6381 in address registers.
6382 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6383 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6384 alternative of addsi3_5200.
6386 2005-07-11 Ian Lance Taylor <ian@airs.com>
6388 * config/mips/mips.md (ffs<mode>2): Remove.
6390 2005-07-11 Ian Lance Taylor <ian@airs.com>
6392 * doc/tree-ssa.texi (Cleanups): Improve description of
6394 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6396 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6398 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6399 * tree.h (DECL_ARGUMENT_FLD): New macro.
6401 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6403 Fix PR tree-optimization/22404
6405 * tree-ssa-structalias.c (create_variable_info_for): Use
6408 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6410 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6411 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6412 for second comparison operand.
6413 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6415 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6416 (define_insn_reservation "alu"): Likewise.
6417 (csync, ssync): Now of type sync.
6418 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6419 -mcsync-anomaly -mspecld-anomaly.
6420 * config/bfin/bfin.opt (mcsync): Remove.
6421 (mcsync-anomaly, mspecld-anomaly): Add.
6422 * config/bfin/bfin.c: Include "insn-codes.h".
6423 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6424 (TARGET_DEFAULT_TARGET_FLAGS): New.
6425 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6427 2005-07-11 Steven Bosscher <stevenb@suse.de>
6429 * basic-block.h: Give the BB flags enum a name, bb_flags.
6430 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6431 * cfgcleanup.c (enum bb_flags): Remove here.
6432 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6433 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6434 (update_forwarder_flag): Likewise.
6435 (thread_jump): Likewise.
6436 (try_forward_edges): Likewise.
6437 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6438 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6439 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6441 2005-07-11 Richard Guenther <rguenther@suse.de>
6443 * config/i386/i386.opt: New target option -msseregparm.
6444 * config/i386/i386.c (override_options): Error out for
6445 -msseregparm but no SSE support.
6446 (ix86_function_sseregparm): Check for global sseregparm.
6447 * doc/invoke.texi: Document -msseregparm.
6449 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6451 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6452 (m32rle-*-linux*): Ditto.
6454 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6456 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6457 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6460 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6464 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6465 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6467 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6469 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6470 (varmap): Heapify varmap.
6471 (constraints): Heapify constraints.
6472 (struct constraint_graph): Heapify succs and preds.
6473 (constraint_vec_find): Update for heapification.
6474 (constraint_set_union): Ditto.
6475 (insert_into_complex): Ditto.
6476 (constraint_edge_vec_find): Ditto.
6477 (erase_graph_self_edge): Ditto.
6478 (add_graph_edge): Ditto.
6479 (get_graph_weights): Ditto.
6480 (merge_graph_nodes): Ditto.
6481 (build_constraint_graph): Ditto.
6482 (topo_visit): Ditto.
6483 (solve_graph): Ditto.
6484 (create_variable_info_for): Ditto.
6485 (init_base_vars): Ditto.
6486 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6487 (condese_varmap_nodes): Free complex vector.
6488 (clear_edges_for_node): Clear succs and preds vector.
6490 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6492 * tree-ssa-structalias.c (update_alias_info): Change counting of
6493 references to not include vdefs.
6495 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6497 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6500 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6502 * pa.c (pa_commutative_p): Make PLUS commutative when
6503 TARGET_NO_SPACE_REGS is true.
6505 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6507 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6508 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6509 * tree-dfa.c (dump_subvars_for): New.
6510 (debug_subvars_for): New.
6511 (dump_variable): Show subvariables if VAR has them.
6512 * tree-flow-inline.h (get_subvar_at): New.
6513 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6514 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6516 (struct subvar): Change fields offset and size to unsigned
6518 (dump_subvars_for): Declare.
6519 (debug_subvars_for): Declare.
6520 (get_subvar_at): Declare.
6521 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6522 to unsigned HOST_WIDE_INT *.
6523 (overlap_subvar): Likewise.
6524 * tree-gimple.c (is_gimple_reg): Always return false for
6525 SFTs and memory tags.
6526 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6528 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6529 (compute_may_aliases): Call compute_points_to_sets.
6530 (collect_points_to_info_for): Remove.
6531 (compute_points_to_and_addr_escape): Remove.
6532 (delete_alias_info): Call delete_points_to_sets.
6533 (compute_flow_sensitive_aliasing): If the call to
6534 find_what_p_points_to returns false, call set_pt_anything.
6535 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6536 (set_pt_anything): Clear pi->pt_vars.
6537 (set_pt_malloc): Remove.
6538 (merge_pointed_to_info): Remove.
6539 (add_pointed_to_expr): Remove.
6540 (add_pointed_to_var): Remove.
6541 (collect_points_to_info_r): Remove.
6542 (is_escape_site): Make extern.
6544 (create_overlap_variables_for): Call it.
6545 * tree-ssa-copy.c (merge_alias_info): Never merge
6546 flow-sensitive alias information.
6547 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6548 offset and size to be unsigned HOST_WIDE_INT.
6549 (add_to_addressable_set): Rename from note_addressable.
6550 Set TREE_ADDRESSABLE as the variables are added to the set.
6552 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6553 operands into VUSEs when adding V_MAY_DEFs for members in an
6555 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6556 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6557 (struct variable_info): Add bitfield is_heap_var.
6558 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6559 (new_var_info): Initialize is_heap_var.
6560 (get_constraint_for): Add HEAP variables to the symbol table.
6561 Mark them with is_heap_var.
6562 (update_alias_info): New. Taken mostly from the old
6563 compute_points_to_and_addr_escape.
6564 (handle_ptr_arith): New.
6565 (find_func_aliases): Call update_alias_info.
6566 Call handle_ptr_info for tcc_binary expressions.
6567 Call mark_stmt_modified.
6568 (create_variable_info_for): If DECL has subvars, do not create
6569 variables for its subvars. Always add all the fields.
6570 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6571 SFTs, then add all the SFTs of the structure.
6572 If VI->DECL is an aggregate with subvariables, add the SFT at
6574 (find_what_p_points_to): If VI is an artificial variable,
6575 translate to bitfields in SSA_NAME_PTR_INFO.
6576 If the solution is empty, set pi->pt_vars to NULL
6577 (init_base_vars): Create ANYOFFSET.
6578 (compute_points_to_sets): Rename from create_alias_vars.
6580 (pass_build_pta): Remove.
6581 (delete_points_to_sets): Rename from delete_alias_vars.
6582 (pass_del_pta): Remove.
6583 * tree-ssa-structalias.h (struct alias_info): Move from
6585 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6586 NUM_REFERENCES_SET): Likewise.
6587 (compute_points_to_sets, delete_points_to_sets): Declare.
6589 2005-07-09 Richard Henderson <rth@redhat.com>
6591 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6592 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6593 alpha_split_lock_test_and_set_12): New functions.
6594 * config/alpha/alpha-protos.h: Update.
6595 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6596 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6597 * config/alpha/sync.md (I12MODE): New.
6598 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6599 (sync_<fetchop_name><I48MODE>): Likewise.
6600 (sync_nand<I48MODE>): Likewise.
6601 (sync_old_<fetchop_name><I48MODE>): Likewise.
6602 (sync_new_<fetchop_name><I48MODE>): Likewise.
6603 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6604 (sync_compare_and_swap<I48MODE>): Likewise.
6605 (sync_lock_test_and_set<I48MODE>): Likewise.
6606 (sync_compare_and_swap<I12MODE>): New.
6607 (sync_compare_and_swap<I12MODE>_1): New.
6608 (sync_lock_test_and_set<I12MODE>): New.
6609 (sync_lock_test_and_set<I12MODE>_1): New.
6611 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6615 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6617 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6619 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6620 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6622 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6625 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6627 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6629 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6630 memory_operand constraint.
6631 (store_conditional_<mode>): Same.
6632 (sync_compare_and_swap<mode>): Same.
6633 (sync_lock_test_and_set<mode>): Same.
6635 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6637 Rewrite PIC support to more closely model actual instructions.
6638 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6639 (cris_symbol): Remove prototypes for removed functions.
6640 (cris_pic_symbol_type_of, cris_valid_pic_const)
6641 (cris_expand_pic_call_address): Prototypes for new functions.
6642 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6644 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6646 <case ':'>: Add case for new punctuation character.
6647 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6648 emitting (extra) PIC modifier.
6649 <case UNSPEC>: Do not assert for PLT.
6650 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6651 (cris_expand_prologue, cris_expand_epilogue): Check
6652 for pic_offset_table_rtx usage instead of taking
6653 current_function_uses_pic_offset_table as the final word.
6654 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6655 Remove flag_pic difference.
6656 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6657 the moral equivalents of...
6658 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6660 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6661 (cris_handle_option): Mark ARG as unused.
6662 (cris_expand_pic_call_address): New worker function for "call",
6664 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6665 output PIC constructs here.
6666 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6667 as symbol-specific modifers, not whole or part of operands.
6668 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6669 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6670 constants and flag_pic.
6671 (CONSTANT_INDEX_P): Adjust for new functions.
6672 (enum cris_pic_symbol_type): New helper type.
6673 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6674 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6675 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6677 ("movsi"): Emit actual instructions for GOT and relative access.
6678 ("*movsi_got_load"): New pattern to set up the register holding
6680 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6681 Adjust FIXME for 'S'.
6682 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6683 Use "movs" for -fpic cases.
6684 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6685 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6686 ("call", "call_value"): Just call cris_expand_pic_call_address for
6688 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6689 Remove special pattern.
6690 ("*expanded_call_side", "*expanded_call_value_side"): New
6692 (gotplt-to-plt, gotplt-to-plt-side-call)
6693 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6695 * config/cris/cris/predicates.md
6696 ("cris_general_operand_or_gotless_symbol"): Remove unused
6698 ("cris_general_operand_or_symbol"): Adjust for new functions.
6700 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6702 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6704 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6706 * Makefile.in (TREE_H): Add treestruct.def.
6707 (c-decl.o): Add pointer-set.h
6708 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6709 visibility on regular DECL's.
6710 (merge_decls): Fix the copying of decl nodes of various types for
6711 the new structures. Don't update RTL, section name, weak status,
6712 etc, on DECL's without RTL.
6713 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6714 Don't check volatile on non-variable types.
6715 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6716 to check whether we have seen arguments.
6717 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6718 flag is checked before field (flag is common, field is not).
6719 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6720 TS_DECL_COMMON could have an origin.
6721 (add_location_or_const_value_attribute): Don't check section name
6722 on non-var/function decls.
6723 (dwarf2out_var_location): Reverse order of tests.
6724 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6725 with DECL_WRTL_CHECK.
6726 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6727 * fold-const.c (fold_binary): Don't check weakness on
6728 non-var/function decls.
6729 (tree_expr_nonzero_p): Ditto.
6730 (fold_checksum_tree): Use tree_decl_extra as sizeof
6732 * ggc-page.c (extra_order_size_table): Add sizes for
6733 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6735 * gimplify.c (gimplify_bind_expr): Only set
6736 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6737 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6739 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6740 * langhooks.h (init_ts). New langhook.
6741 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6742 * print-tree.c (print_node): Update to only print fields that
6743 exist in the structures the passed decl has.
6744 * toplev.c (wrapup_global_declarations): Don't reset
6745 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6746 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6747 * tree-inline.c (remap_decl): Ditto.
6748 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6749 * tree-pretty-print.c (print_declaration): Don't print
6750 DECL_REGISTER on things that don't contain it.
6751 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6752 non-var/function decls.
6753 * tree.c (tree_contains_struct): New structure.
6754 (init_priority_for_decl): New hashtable.
6755 (tree_int_map): New structure.
6756 (tree_int_map_eq): New function.
6757 (tree_int_map_marked_p): Ditto.
6758 (tree_int_map_hash): Ditto.
6759 (tree_map): Move to tree.h.
6760 (tree_map_eq): Externalize.
6761 (tree_map_hash): Ditto.
6762 (tree_map_marked_p): Ditto.
6763 (init_ttree): Set up tree_contains_struct and call langhook.
6764 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6765 (tree_code_size): Update for new structures.
6766 (tree_node_structure): Update for new structures.
6767 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6769 (copy_node_stat): Copy init priority.
6770 (build_decl_stat): Ditto for visibility.
6771 (ts_enum_names): New.
6772 (tree_contains_struct_check_failed): New function.
6773 (decl_init_priority_lookup): Ditto.
6774 (decl_init_priority_insert): Ditto.
6775 * treestruct.def: New file.
6776 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6777 (CONTAINS_STRUCT_CHECK): Ditto.
6778 (tree_contains_struct_check_failed): New prototype.
6779 (DECL_CHECK): Removed.
6780 (DECL_MINIMAL_CHECK): New.
6781 (DECL_COMMON_CHECK): Ditto.
6782 (DECL_WRTL_CHECK): Ditto.
6783 (DECL_NON_COMMON_CHECK): Ditto.
6784 (DECL_WITH_VIS_CHECK): Ditto.
6785 (VAR_OR_FUNCTION_DECL_P): Ditto
6786 (struct tree_decl_minimal): New structure.
6787 (struct tree_decl_common): Ditto.
6788 (struct tree_decl_with_rtl): Ditto.
6789 (struct tree_decl_with_vis): Ditto.
6790 (struct tree_decl_non_common): Ditto.
6791 (struct tree_field_decl): Ditto.
6792 (struct tree_parm_decl): Ditto.
6793 (struct tree_var_decl): Ditto.
6794 (struct tree_function_decl): Ditto.
6795 (struct tree_const_decl): Ditto.
6796 (struct tree_result_decl): Ditto.
6797 (union tree_node): Add new structures.
6798 * var-tracking.c (track_expr_p): Reverse order of tests.
6800 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6802 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6804 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6805 * system.h: Poison FINALIZE_PIC.
6806 * doc/tm.texi (FINALIZE_PIC): Remove.
6808 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6811 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6812 to the correct type if we have a MODIFY_EXPR.
6814 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6816 PR tree-optimization/22360
6817 * tree.c (upper_bound_in_type): Fix calculations for casting
6818 to a non-wider signed type and casting a signed value to a
6819 wider unsigned type.
6820 (lower_bound_in_type): Fix calculations for casting to a
6821 non-wider signed type.
6823 PR tree-optimization/20139
6824 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6826 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6827 fold_cond_expr_cond.
6828 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6829 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6831 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6834 * tree-complex.c (expand_complex_libcall): Produce
6835 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6837 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6839 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6840 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6841 b" assert and inserted fastpath code for this case.
6842 (bitmap_ior): Removed "a != b" assert.
6844 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6846 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6847 (ENDFILE_SPEC): Likewise.
6848 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6850 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6851 a large stack frame at epilogue.
6853 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6855 * final.c: Include sdbout.h when required.
6857 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6859 * config.gcc (*-*-darwin*): Only one target-specific header file
6861 (powerpc-*-darwin*): Add version-specific header files.
6862 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6863 * config.in: Regenerate.
6864 * configure: Regenerate.
6865 * gcc.c: Include xregex.h.
6866 (version_compare_spec_function): New.
6867 (spec_function): Add version-compare.
6868 (replace_outfile_spec_function): Reformat comment.
6869 (compare_version_strings): New.
6870 * config/darwin-c.c (version_as_macro): New.
6871 (builtin_define): New.
6872 (darwin_cpp_builtins): New.
6873 * config/darwin-protos.h (darwin_cpp_builtins): New.
6874 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6875 (LIB_SPEC): Make unconditional, update comment.
6876 (TARGET_C99_FUNCTIONS): Define.
6877 * config/darwin.opt: Sort.
6878 (mmacosx-version-min=): New.
6879 * config/darwin7.h: Delete.
6880 * config/darwin8.h: Delete.
6881 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6882 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6883 (TARGET_C99_FUNCTIONS): Define.
6884 * config/rs6000/darwin7.h: New.
6885 * config/rs6000/darwin8.h: New.
6886 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6887 (-mmacosx-version-min): Document.
6889 2005-07-07 Ian Lance Taylor <ian@airs.com>
6891 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6893 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6896 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6898 2005-07-07 Khem Raj <kraj@mvista.com>
6900 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6901 in bytes, not words.
6903 2005-07-07 Paul Brook <paul@codesourcery.com>
6905 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6906 DEFAULT_FUNCTION_ARG_PADDING to upward.
6908 2005-07-07 Richard Henderson <rth@redhat.com>
6910 * function.c (locate_and_pad_parm): Record parameter alignment in
6911 stack_alignment_needed.
6913 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6915 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6916 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6917 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6918 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6919 (define_attr "type"): Add isync, sync, load_l, store_c.
6920 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6921 Create scratch volatile MEM.
6922 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6924 (load_locked_<mode>): New.
6925 (store_conditional_<mode>): New.
6926 (sync_compare_and_swap<mode>): Replace with splitter.
6927 (sync_lock_test_and_set<mode>): Replace with splitter.
6928 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6930 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6931 is ics. Attribute isync.
6932 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6934 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6935 and UNSPECV_SYNC_OP.
6936 (emit_unlikely_jump): New.
6937 (emit_load_locked): New.
6938 (emit_store_conditional): New.
6939 (rs6000_split_compare_and_swap): New.
6940 (rs6000_split_lock_test_and_set): New.
6941 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6942 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6943 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6944 rs6000_split_lock_test_and_set): Declare.
6945 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6946 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6947 store_c, isync, sync.
6949 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6951 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6952 filenames to gtyp-gen.h.
6953 (s-typ-gen): Use it in place of for loops.
6955 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6957 * hooks.c (hook_bool_rtx_int_false): New function.
6958 * hooks.h (hook_bool_rtx_int_false): Declare.
6959 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6960 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6961 * target.h (struct gcc_target): Add commutative_p member.
6962 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6963 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6964 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6965 (pa_commutative_p): New function.
6966 * jump.c (target.h): Include.
6967 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6968 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6970 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6972 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6973 (s390_expand_setmem): New.
6974 * config/s390/s390.c: Likewise.
6975 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6977 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6978 general_operand. Call new function "s390_expand_setmem".
6979 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6980 ("setmem_long", "*setmem_long"): ... this.
6982 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6984 * config/s390/s390.c: (optimization_options): Enable
6985 TARGET_MVCLE at -Os.
6986 * doc/invoke.texi: Document changes in default behaviour.
6987 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6989 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6991 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6992 defined by back-end.
6994 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6996 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6997 all sets in the pattern.
6998 * config/rs6000/rs6000.md (stack_protect_testsi,
6999 stack_protect_testdi): Likewise.
7001 2005-07-06 Jeff Law <law@redhat.com>
7003 * tree-vrp.c (simplify_using_ranges): Kill.
7004 (vrp_finalize): Remove call to simplify_using_ranges.
7005 (simplify_stmt_using_ranges): New function extracted from
7006 simplify_using_ranges.
7007 (simplify_div_or_mod_using_ranges): Likewise.
7008 (simplify_abs_using_ranges): Likewise.
7009 (simplify_cond_using_ranges): New function.
7010 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7011 * tree-ssa-propagate.c (substitute_and_fold): Call
7012 simplify_stmt_using_ranges if we have range information.
7014 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7016 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7017 ia64_flag_schedule_isns2.
7019 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7020 reading/writing general registers.
7021 (ia64_function_arg): Revert 2005-06-18 change.
7023 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7025 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7026 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7028 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7030 * function.c (expand_function_end): Revert part of 2005-06-27
7031 patch. Do sjlj_emit_function_exit_after after return_label.
7033 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7035 * doc/install.texi (--disable-libssp): New.
7037 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7039 * doc/invoke.texi: Update -fforce-mem documentation.
7040 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7041 code for -fforce-mem.
7042 * expmed.c: (store_bit_field,store_fixed_bit_field,
7043 extract_bit_field): Ditto.
7044 * expr.c: (convert_move): Ditto.
7045 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7046 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7047 emit_conditional_add,expand_float,expand_fix): Ditto.
7048 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7049 (common_handle_option): Issue warning when -fforce-mem specified.
7051 2005-07-06 Paul Brook <paul@codesourcery.com>
7053 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7055 * configure: Regenerate.
7057 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7059 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7061 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7063 Fix PR tree-optimization/22319
7064 Fix PR tree-optimization/22140
7065 Fix PR tree-optimization/22310
7067 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7068 variable sized types.
7069 Use correct type for intermediate structure on *a = *b structure
7072 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7074 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7076 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7077 (machine_function): Move typedef to...
7078 * config/rs6000/rs6000.c (machine_function): ... here. Add
7079 varargs_save_offset field.
7080 (rs6000_stack_t): Remove varargs_size field.
7081 (setup_incoming_varargs): Allocate varargs save area using
7082 assign_stack_local, try to make it as small as possible.
7083 Save offset from virtual_stack_vars_rtx to the save area
7084 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7085 instead of magic 8 when fp word byte size is used.
7086 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7087 instead of -RS6000_VARARGS_SIZE.
7088 (rs6000_stack_info, debug_stack_info,
7089 rs6000_initial_elimination_offset): Remove all traces of
7091 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7092 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7093 RS6000_VARARGS_AREA.
7095 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7097 PR tree-optimization/21963
7098 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7099 constant_multiple_of in the same way get_computation_cost_at does.
7101 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7103 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7104 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7105 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7106 and return its previous value.
7107 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7108 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7110 (stack_protect_set, stack_protect_test): New expanders.
7111 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7112 stack_protect_testdi): New insns.
7113 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7114 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7116 2005-07-06 Jeff Law <law@redhat.com>
7118 * tree-ssa-dce.c (cfg_altered): New global.
7119 (tree_dce_init): Initialize cfg_altered.
7120 (remove_dead_stmt): If we remove an edge in the CFG, then set
7122 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7125 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7127 * Makefile.in (stamp-collect-ld): Use
7128 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7129 ./collect-ld if it already exists.
7130 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7131 Don't remove ./nm if it already exists.
7133 2005-07-05 Devang Patel <dpatel@apple.com>
7135 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7136 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7137 * tree-vectorizer.c (vect_loop_location): New.
7138 (vect_print_dump_info): Use vect_loop_location.
7139 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7140 (vectorize_loops): Set vect_loop_location.
7141 * tree-vect-analyze.c (vect_analyze_offset_expr,
7142 vect_determin_vectorization_factor, vect_analyze_operations,
7143 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7144 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7145 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7146 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7147 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7148 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7149 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7150 vect_analyze_loop): Adjust vect_print_dump_info API.
7151 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7152 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7153 vect_finish_stmt_generation, vectorizable_assignment,
7154 vectorizable_operation, vectorizable_store, vectorizable_load,
7155 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7156 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7157 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7158 vect_transform_loop): Same.
7159 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7160 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7163 2005-07-05 Randolph Chung <tausq@debian.org>
7165 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7166 * configure: Regenerate.
7167 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7168 (pa_tls_referenced_p): Declare.
7169 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7170 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7171 (legitimize_tls_address): New.
7172 (hppa_legitimize_address): Handle TLS addresses.
7173 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7174 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7175 (emit_move_sequence): Handle TLS addresses.
7176 (pa_encode_section_info): Call default handler to handle common
7178 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7179 (CONSTANT_ADDRESS_P): Reject TLS operands.
7180 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7181 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7182 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7183 (UNSPEC_TLSLE): Define new constants.
7184 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7185 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7186 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7187 (tie_symbolic_operand, tle_symbolic_operand): New
7189 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7191 * aclocal.m4: Update macros for autoconf 2.59 style.
7192 * configure.ac: Likewise.
7194 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7196 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7197 (function_arg): Pass small aggregates in general registers on 32-bit
7199 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7201 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7203 * Makefile.in (final.o): Fix dependencies.
7205 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7209 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7210 * langhooks.c (lhd_expr_to_decl): New.
7211 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7213 (LANG_HOOKS_INITIALIZER): Update.
7214 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7215 expr_to_decl langhook.
7216 * c-tree.h (c_expr_to_decl): Declare.
7217 * c-typeck.c (c_expr_to_decl): New.
7218 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7220 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7222 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7225 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7226 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7228 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7230 * Makefile.in: Adjust dependencies.
7231 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7232 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7233 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7234 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7235 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7236 rest_of_compilation.
7238 * bb-reorder.c (gate_duplicate_computed_gotos,
7239 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7240 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7241 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7242 pass_partition_blocks): New.
7243 * bt-load.c (gate_handle_branch_target_load_optimize,
7244 rest_of_handle_branch_target_load_optimize,
7245 pass_branch_target_load_optimize): New.
7246 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7248 * cfglayout.c (pass_insn_locators_initialize): New.
7249 * cfgrtl.c (pass_free_cfg): New.
7250 * combine.c (gate_handle_combine, rest_of_handle_combine,
7252 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7253 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7254 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7255 * except.c (pass_set_nothrow_function_flags,
7256 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7258 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7259 rest_of_handle_shorten_branches, pass_shorten_branches,
7260 rest_of_clean_state, pass_clean_state): New.
7261 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7262 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7263 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7265 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7266 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7267 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7268 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7270 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7271 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7272 pass_rtl_ifcvt, gate_handle_if_after_combine,
7273 rest_of_handle_if_after_combine, pass_if_after_combine,
7274 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7275 pass_if_after_reload): New.
7276 * integrate.c (pass_initial_value_sets): New.
7277 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7278 pass_purge_lineno_notes): New.
7279 * mode-switching.c (rest_of_handle_mode_switching,
7280 pass_mode_switching): New.
7281 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7282 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7284 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7285 pass_loop_optimize): New.
7286 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7288 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7290 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7291 pass_postreload_cse): New.
7292 * profile.c (gate_handle_profiling, pass_profiling,
7293 rest_of_handle_branch_prob, pass_branch_prob): New.
7294 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7295 pass_split_before_regstack, gate_handle_split_before_regstack,
7296 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7297 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7298 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7299 pass_stack_regs): New.
7300 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7301 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7302 pass_stack_adjustments): New.
7303 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7304 pass_regrename): New.
7305 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7306 pass_delay_slots, gate_handle_machine_reorg,
7307 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7308 * rtl.h (extern void purge_line_number_notes): New.
7309 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7310 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7312 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7314 * value-prof.c (gate_handle_value_profile_transformations,
7315 rest_of_handle_value_profile_transformations,
7316 pass_value_profile_transformations): New.
7317 * var-tracking.c (gate_handle_var_tracking,
7318 pass_variable_tracking): New.
7319 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7321 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7322 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7323 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7324 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7325 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7326 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7327 rest_of_handle_gcse2, rest_of_handle_regmove,
7328 rest_of_handle_tracer, rest_of_handle_if_conversion,
7329 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7330 rest_of_handle_web, rest_of_handle_branch_prob,
7331 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7332 rest_of_handle_jump_bypass, rest_of_handle_combine,
7333 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7334 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7335 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7336 rest_of_handle_mode_switching, rest_of_handle_jump,
7337 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7338 rest_of_handle_flow2, rest_of_handle_jump2,
7339 rest_of_handle_peephole2, rest_of_handle_postreload,
7340 rest_of_handle_shorten_branches, rest_of_clean_state,
7341 rest_of_compilation): Remove.
7343 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7344 * passes.c (dump_flags, in_gimple_form, all_passes,
7345 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7346 register_dump_files, next_pass_1, last_verified, execute_todo,
7347 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7348 from tree-optimize.c.
7349 (init_optimization_passes): Moved from tree-optimize.c,
7350 adding the RTL optimizations.
7351 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7352 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7353 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7354 register_dump_files, next_pass_1, last_verified, execute_todo,
7355 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7356 init_tree_optimization_passes, ipa_passes): Delete.
7357 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7359 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7360 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7362 (ipa_passes): Remove.
7363 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7364 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7365 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7366 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7367 (dump_info_p, dump_flag): Moved to tree-dump.h.
7369 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7371 * passes.c (finish_optimization_passes): Use dump_begin
7372 and dump_end, TDI_end.
7373 (gate_rest_of_compilation): New.
7374 (pass_rest_of_compilation): Use it.
7375 (gate_postreload, pass_postreload): New.
7376 * toplev.c (general_init): Rename init_tree_optimization_passes.
7377 * toplev.h (init_tree_optimization_passes): Rename to
7378 init_optimizations_passes.
7379 * tree-dump.c (dump_flag): Make static.
7380 (dump_files): Remove RTL dumps.
7381 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7382 pass_cleanup_cfg, pass_free_cfg_annotations,
7383 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7384 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7385 * tree-pretty-print.c: Include tree-pass.h.
7386 * cgraph.c: Include tree-dump.h.
7388 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7390 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7391 Only fall back to saying it points to readonly memory if
7394 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7396 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7397 * config/m32r/m32r.c (m32r_compute_frame_size,
7398 m32r_expand_prologue): Take current_function_profile into
7399 account whenever we reference
7400 current_function_uses_pic_offset_table.
7401 (m32r_finalize_pic): Remove.
7402 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7404 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7406 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7407 instead of $<. Don't remove ./as if it already exists.
7409 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7412 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7413 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7414 for complex modes when generating code for PA 1.0.
7415 (VALID_FP_MODE_P): New macro.
7416 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7417 sets for all general and floating point modes. Align wide floating
7418 point modes to even register boundaries to comply with architectural
7420 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7421 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7422 (VALID_FP_MODE_P): New macro.
7423 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7424 sets for all general and floating point modes. Align wide floating
7425 point modes to even register boundaries to comply with architectural
7428 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7430 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7433 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7435 * tree-ssa-structalias.c: Don't include expr.h.
7437 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7439 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7442 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7444 Fix PR tree-optimization/22279
7446 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7449 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7451 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7453 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7455 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7456 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7457 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7458 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7459 config/stormy16/stormy16.c, config/v850/v850.c,
7460 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7461 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7462 Avoid "." or "\n" at end of diagnostics and capital letters at
7463 start of diagnostics.
7464 * combine.c, cse.c: Don't translate dump file output.
7465 * toplev.c (print_version): Only translate output if going to
7468 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7470 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7471 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7474 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7476 * pa.c (fix_range): Fix typo in comment.
7478 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7480 * tree-vrp.c (extract_range_from_assert): Replace
7481 fold (build (...)) with fold_build2.
7483 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7485 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7486 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7487 (format_types_orig, handle_format_attribute): Add support for
7490 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7492 * varasm.c (assemble_variable): Fix format specifier thinko.
7494 2005-07-03 Ira Rosen <irar@il.ibm.com>
7496 PR tree-optimization/22029 (and 22135)
7497 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7498 a phi node before calling dump_vops.
7500 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7502 * tree-dump.h (dump_string_field): Declare.
7503 * tree-dump.c: Use it instead of dump_string.
7504 (dump_string_field): Make non-static.
7506 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7508 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7509 up the minimal CFG stuff always when optimize > 0. Call
7510 split_all_insns_noflow in PIC case if needed.
7512 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7513 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7516 * c-decl.c (c_write_global_declarations): Dump contents of
7518 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7519 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7520 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7521 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7524 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7526 * c-common.h (GCC_DIAG_STYLE): Define.
7527 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7528 version for format checking to 4.1.
7529 * c-format.c: Include toplev.h after c-common.h.
7530 (enum format_type): Add gcc_tdiag_format_type.
7531 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7532 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7533 (format_types_orig): Add gcc_tdiag.
7534 (init_dynamic_diag_info): Support gcc_tdiag formats.
7535 (handle_format_attribute): Likewise.
7536 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7537 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7538 version for format checking to 4.1.
7539 (warning0, warning, error, pedwarn, sorry): Use
7541 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7542 (finish_aliases_1): Do not use %qE.
7543 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7544 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7545 Correct format bugs.
7546 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7547 parameter to unsigned HOST_WIDE_INT.
7548 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7550 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7553 * expr.c (write_complex_part): Use adjust_address for MEM.
7554 (read_complex_part): Same.
7556 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7558 Fix PR tree-optimization/22280
7560 * tree-sra.c (generate_element_init): Remove useless loop.
7562 2005-07-02 Richard Henderson <rth@redhat.com>
7564 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7566 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7568 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7571 * fold-const.c (fold_binary): Handle the return value of
7572 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7573 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7575 2005-07-02 Jeff Law <law@redhat.com>
7577 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7578 a eliminate type conversion which feeds an equality comparison
7579 if the original type or either operand in the comparison is a
7582 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7584 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7585 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7587 * config/avr/avr.c: Do not use '`' as left quote.
7588 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7589 Remove "." from end of diagnostics. Make diagnostics start with
7592 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7593 Joseph S. Myers <joseph@codesourcery.com>
7595 * toplev.c (default_tree_printer): Handle setting location with
7597 * c-objc.common.c (c_tree_printer): Likewise.
7598 * c-format.c (gcc_diag_flag_specs): Add '+'.
7599 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7600 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7602 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7603 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7604 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7605 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7606 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7607 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7608 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7609 format arguments where %J is used without %D.
7611 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7613 * gcc.c (LINK_SSP_SPEC): Define.
7614 (link_ssp_spec): New variable.
7615 (LINK_COMMAND_SPEC): Add %(link_ssp).
7616 (static_specs): Add link_ssp_spec.
7617 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7618 * configure: Rebuilt.
7619 * config.in: Rebuilt.
7621 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7622 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7623 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7624 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7625 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7626 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7627 -0x7008(2) instead of reading __stack_chk_guard variable.
7628 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7630 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7631 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7632 if TARGET_THREAD_SSP_OFFSET is defined.
7633 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7634 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7637 2005-06-27 Richard Henderson <rth@redhat.com>
7638 * libgcc-std.ver (GCC_4.1.0): New.
7639 * libgcc.h (__stack_chk_guard): Declare.
7640 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7641 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7642 * mklibgcc.in (lib2funcs): Add them.
7644 2005-07-01 Richard Henderson <rth@redhat.com>
7646 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7647 void * before struct sigcontext *.
7648 (x86_fallback_frame_state): Likewise.
7650 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7652 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7654 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7657 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7658 we check for SSA_NAME for.
7660 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7662 Fix PR tree-optimization/22071
7664 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7666 (get_constraint_for_component_ref): Use it.
7668 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7671 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7672 print out the last new line.
7674 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7676 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7677 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7678 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7679 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7680 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7681 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7682 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7683 (enum reg_class): New member CC0_REGS.
7684 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7685 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7686 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7687 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7688 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7689 Adjust for register now described.
7691 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7694 * config/i386/i386.md (stack_protect_test_si,
7695 stack_protect_test_di): Add earlyclobber for scratch 3.
7696 * config/rs6000/rs6000.md (stack_protect_testsi,
7697 stack_protect_testdi): Add earlyclobber for scratch 3,
7698 remove earlyclobber from scratch 4.
7700 Older entries for 2005 can be found in ChangeLog-2005.